Qiuyun Xiang

Also known as: Qiu-Yun Xiang; (Jenny) Qiu-Yun Xiang; Jenny Xiang; Qiuyun Xiang; Qiuyun (Jenny) Xiang

Works (126)

Updated: June 3rd, 2024 08:14

2024 article

Editorial: Mapping microbial diversity onto the phylogeny of associated plant species

Xiang, Q.-Y., Kivlin, S. N., Soltis, D. E., Yu, S., Chu, H., Soltis, P. S., & Zhao, Y. (2024, May 1). FRONTIERS IN PLANT SCIENCE, Vol. 15.

author keywords: evolution of eastern Asian-North American disjunct plants; Cornus; Brassicaceae; tropical forest plant-microbial network; endophyte diversity; approaches impacting identification of mycorrhizae; plant-mycorrhizae fungal association specificity; role of plant phylogeny-genetics and habitat-distribution
Sources: Web Of Science, NC State University Libraries
Added: May 28, 2024

2024 journal article

Metagenomic study reveals hidden relationships among fungal diversity, variation of plant disease, and genetic distance in <i>Cornus florida</i> (Cornaceae)

FRONTIERS IN PLANT SCIENCE, 14.

By: A. Pais n, J. Ristaino n, R. Whetten n & Q. Xiang n

author keywords: metagenomics; GBS (genotyping-by-sequencing); Cornus florida (flowering dogwood); pattern of foliar fungal diversity; genetic differentiation
TL;DR: A metagenomics study utilizing the sequences of RAD-tag/genotype-by-sequence libraries from leaf tissues of C. florida to examine host-fungus interactions across the dogwood's US range suggests that both genetics and the environment play a significant role in shaping foliar fungal communities. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: February 12, 2024

2023 article

An updated phylogeny, biogeography, and PhyloCode-based classification of Cornaceae based on three sets of genomic data

Du, Z.-Y., Xiang, Q.-Y., Cheng, J., Zhou, W., Wang, Q.-F., Soltis, D. E. E., & Soltis, P. S. S. (2023, February 15). AMERICAN JOURNAL OF BOTANY, Vol. 2.

author keywords: biogeography; Cornaceae; Cornus; dogwood; Hyb-Seq; PhyloCode; phylogenomics; plastome phylogeny; RAD-seq
MeSH headings : Phylogeny; Cornaceae; Biological Evolution; Genomics; Africa; Phylogeography
TL;DR: This study provides an example of integrating genomic and morphological data to produce a robust, explicit species phylogeny that includes fossil taxa, which is translated into an updated classification scheme using the PhyloCode to stabilize names for this taxonomically controversial group. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: December 9, 2022

2023 journal article

Comparative transcriptome analysis reveals candidate genes for cold stress response and early flowering in pineapple

SCIENTIFIC REPORTS, 13(1).

By: A. Yow n, K. Laosuntisuk n, R. Young*, C. Doherty n, N. Gillitt, P. Perkins-Veazie n, Q. Jenny Xiang, M. Iorizzo n

Sources: Web Of Science, NC State University Libraries
Added: February 26, 2024

2023 journal article

Foliar endophyte diversity in Eastern Asian-Eastern North American disjunct tree species - influences of host identity, environment, phylogeny, and geographic isolation

FRONTIERS IN PLANT SCIENCE, 14.

By: W. Zhou n, W. Shi n, P. Soltis*, D. Soltis* & Q. Xiang n

author keywords: allopatric divergence; Cornus; comparative analyses; foliar endophytic community; fungal ITS; bacterial 16S rDNA; phylogeny; alpha and beta diversity
TL;DR: It is suggested that the sister taxa in EA and ENA likely differ in FEF and FEB when growing in native habitats due to differences in local environments, which may potentially drive allopatric divergence of the functional features of species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 16, 2024

2023 journal article

Identification of bromelain subfamily proteases encoded in the pineapple genome

SCIENTIFIC REPORTS, 13(1).

By: A. Yow n, H. Bostan n, R. Young*, G. Valacchi n, N. Gillitt, P. Perkins-Veazie n, Q. Xiang n, M. Iorizzo n

Sources: Web Of Science, NC State University Libraries
Added: August 21, 2023

2023 journal article

Population Genomic Analyses Suggest a Hybrid Origin, Cryptic Sexuality, and Decay of Genes Regulating Seed Development for the Putatively Strictly Asexual Kingdonia uniflora (Circaeasteraceae, Ranunculales)

INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES, 24(2).

author keywords: asexuality; allelic heterozygosity; hybrid origin; seed development
MeSH headings : Humans; Phylogeny; Reproduction, Asexual / genetics; Ranunculales; Metagenomics; Sexuality; Genomics; Alleles; Seeds
TL;DR: The origin and persistence mechanism of a plant lineage that has been known to reproduce asexually and the genomic consequences of lack of sexuality are unfolded and presented. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: January 12, 2023

2023 article

RAD-seq data provide new insights into biogeography, diversity anomaly, and species delimitation in eastern Asian-North American disjunct clade <i>Benthamidia</i> of <i>Cornus</i> (Cornaceae)

Du, Z.-Y., Cheng, J., & Xiang, Q.-Y. (2023, December 13). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 12.

By: Z. Du n, J. Cheng* & Q. Xiang n

author keywords: Benthamidia clade; biogeography; Cornus; niche similarity; phylogenomics
TL;DR: Increased diversification rate in EA is suggested as an intrinsic factor explaining the greater species diversity in the region driven mainly by biogeographic isolation and partially by niche divergence. (via Semantic Scholar)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: January 2, 2024

2022 journal article

A New Pipeline for Removing Paralogs in Target Enrichment Data

SYSTEMATIC BIOLOGY, 71(2), 410–425.

By: W. Zhou n, J. Soghigian n & Q. Xiang n

MeSH headings : Genome; High-Throughput Nucleotide Sequencing; Phylogeny
TL;DR: The value of Hyb-Seq with data derived from the Angiosperms353 probe set for elucidating species relationships within a genus is demonstrated, and the importance of additional steps to filter paralogous genes and poorly aligned regions is argued. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: March 7, 2022

2022 journal article

Next Steps in Integrative Biology: Mapping Interactive Processes Across Levels of Biological Organization

INTEGRATIVE AND COMPARATIVE BIOLOGY, 61(6), 2066–2074.

By: S. Cavigelli*, J. Leips*, Q. Xiang n, D. Lemke* & N. Konow*

MeSH headings : Animals; Biology; Proteins
TL;DR: Mapping key drivers or connections among levels of organization will provide data and leverage to model potential rule-sets by which organisms respond and adjust to perturbations at any level of biological organization. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: March 7, 2022

2022 journal article

Phylogenomics AND biogeography of Castanea (chestnut) and Hamamelis (witch-hazel) - Choosing between RAD-seq and Hyb-Seq approaches

MOLECULAR PHYLOGENETICS AND EVOLUTION, 176.

By: W. Zhou n & Q. Xiang n

author keywords: RAD-seq; Hyb-Seq; Angiosperms353 genes; Castanea; Hamamelis; America disjunction; Biogeography of eastern Asia-eastern North
MeSH headings : Biodiversity; Biological Evolution; Fossils; Hamamelis; Phylogeny; Phylogeography; Plants
TL;DR: This study employed RAD-seq and Hyb-Seq of Angiosperms353 genes in phylogenomic and biogeographic studies of Hamamelis and Castanea, two classic examples exhibiting the well-known eastern Asian -eastern North American disjunct distribution, and showed congruences in phylogenetic inference and divergence time dating. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: September 6, 2022

2022 article

Phylogenomics and biogeography of Torreya (Taxaceae)-Integrating data from three organelle genomes, morphology, and fossils and a practical method for reducing missing data from RAD-seq

Zhou, W., Harris, A. J., & Xiang, Q.-Y. (2022, May 30). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 2.

By: W. Zhou n, A. Harris* & Q. Xiang n

author keywords: Angiosperms353; eastern Asian-North American disjunction; fossilized birth-death model; phylogenetic discordance; plastid genome sequences
TL;DR: A new pipeline, RAD‐seq Allele Dropout Remedy, is developed in this study of the gymnosperm genus, Torreya, to mitigate ADO in outgroups by recovering missing loci from previously published transcriptomes, and the improved data yielded a more robust phylogeny forTorreya. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: February 13, 2022

2021 article

Comprehending Cornales: phylogenetic reconstruction of the order using the Angiosperms353 probe set

Thomas, S. K., Liu, X., Du, Z.-Y., Dong, Y., Cummings, A., Pokorny, L., … Leebens-Mack, J. H. (2021, July 14). AMERICAN JOURNAL OF BOTANY, Vol. 7.

author keywords: ancient reticulation; Angiosperms353; asterids; coalescence; Cornales; gene flow; incomplete lineage sorting; phylogenomics; species tree estimation; target capture
MeSH headings : Cornaceae; Magnoliopsida / genetics; Phylogeny
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: ORCID, Web Of Science, NC State University Libraries
Added: July 15, 2021

2021 journal article

Rediscovery of the lost little dogwood Cornus wardiana (Cornaceae)-Its phylogenetic and morphological distinction and implication in the origin of the Arctic-Sino-Himalayan disjunction

JOURNAL OF SYSTEMATICS AND EVOLUTION, 59(2), 405–416.

By: E. Wahlsteen*, W. Zhou n, Q. Xiang n & K. Rushforth

author keywords: circumboreal-Himalayan disjunction; Cornus; morphometry; new species; phylogeny
TL;DR: The results suggest that the dwarf dogwood lineage split from the big‐bracted dogwoods in Asia or Asia‐western North America during the late Paleocene and spread widely to form a Eurasia‐North America distribution; the Arctic‐Sino‐Himalayan disjunction was the result of southward migration in the Miocene followed by extinction in the intervening highland areas. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: April 6, 2020

2020 journal article

Genetic insights into the evolution of genera with the eastern Asia–eastern North America floristic disjunction: a transcriptomics analysis

American Journal of Botany, 107(12), 1736–1748.

author keywords: eastern Asia&#8211; eastern North America; floristic disjunction; molecular evolution; species richness anomaly
MeSH headings : Asia; Evolution, Molecular; Asia, Eastern; North America; Phylogeny; Transcriptome
TL;DR: The data support the hypothesis that greater species richness in EA than ENA is due to factors other than an overall increase in rates of molecular evolution in EA, and suggest that genes across multiple gene ontology categories are evolving at similar rates under purifying selection in species in both regions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: December 21, 2020

2020 article

In memory of Professor Tang Yan-Cheng: New perspectives in systematic and evolutionary biology

Xiang, Q.-Y., Chen, Z.-D., Song, B.-H., & Boufford, D. E. (2020, September). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 58, pp. 527–532.

By: Q. Xiang n, Z. Chen*, B. Song* & D. Boufford*

UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: October 5, 2020

2020 journal article

Phylogenomics, biogeography, and evolution of morphology and ecological niche of the eastern Asian-eastern North AmericanNyssa(Nyssaceae)

JOURNAL OF SYSTEMATICS AND EVOLUTION, 58(5), 571–603.

By: W. Zhou n, Q. Xiang n & J. Wen*

author keywords: eastern Asian-eastern North American-Central American disjunction; evolution of morphology and ecological niche; Fluidigm sequencing; gene tree; species tree; Nyssa; phylogenomics
TL;DR: A number of evolutionary changes in morphology and ecological niches are found between the EA–ENA disjunct, supporting the ecological selection driving trait evolutions after geographic isolation and demonstrating challenges in phylogenomic studies of lineages with rapid diversification histories. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: July 6, 2020

2020 journal article

Phylogenomics, biogeography, and evolution of the blue‐ or white‐fruited dogwoods (Cornus)—Insights into morphological and ecological niche divergence following intercontinental geographic isolation

Journal of Systematics and Evolution.

By: K. Lindelof n, J. Lindo n, W. Zhou n, X. Ji* & Q. Xiang n

author keywords: biogeography; Cornus; eastern Asian-eastern North American disjunction; ecological niche and morphospace; phylogenomics; RAD-seq
TL;DR: It is suggested that the EA–ENA disjunct floras are an assembly of lineages descended from the Mesophytic Forests that evolved from the early Paleogene “boreotropical flora” through varied evolutionary pathways across lineages. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Source: ORCID
Added: August 28, 2020

2020 article

Phylogenomics, co-evolution of ecological niche and morphology, and historical biogeography of buckeyes, horsechestnuts, and their relatives (Hippocastaneae, Sapindaceae) and the value of RAD-Seq for deep evolutionary inferences back to the Late Cretaceous (vol 145, 106726, 2020)

Du, Z.-Y., Harris, A. J., & Xiang, Q.-Y. (2020, September). MOLECULAR PHYLOGENETICS AND EVOLUTION, Vol. 150.

By: Z. Du n, A. Harris* & Q. Xiang n

UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 17, 2020

2020 journal article

Population structure, landscape genomics, and genetic signatures of adaptation to exotic disease pressure in Cornus florida L.—Insights from GWAS and GBS data

Journal of Systematics and Evolution.

By: A. Pais n, R. Whetten n & Q. Xiang n

author keywords: Cornus florida; flowering dogwood; genotype by sequencing; GWAS; landscape ecological-evolutionary genomics
TL;DR: The results were congruent with previous studies that were based on a limited number of genetic markers in revealing high genetic variation and weak population structure in C. florida and overall there are slight trends to indicate marginally smaller amounts of genetic diversity in disease‐affected areas. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Source: ORCID
Added: June 2, 2020

2019 journal article

Functional characterization of Terminal Flower1 homolog in Cornus canadensis by genetic transformation

Plant Cell Reports, 38(3), 333–343.

By: X. Liu n, J. Zhang n, D. Xie n, R. Franks n & Q. Xiang n

author keywords: Cornus canadensis; CorcanTFL1; Genetic transformation; Inflorescence development; Organ conversion
MeSH headings : Cornus / genetics; Cornus / metabolism; Gene Expression Regulation, Plant / genetics; Gene Expression Regulation, Plant / physiology; Inflorescence / genetics; Inflorescence / metabolism; Phylogeny; Plant Proteins / genetics; Plant Proteins / metabolism
TL;DR: Observations support an important role of CorcanTFL1 in determining flowering time and the morphological destinies of leaves and buds at the node bearing the inflorescence in Cornus canadensis. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Crossref, NC State University Libraries, ORCID
Added: January 23, 2019

2019 journal article

Natural selection and repeated patterns of molecular evolution following allopatric divergence

ELife, 8.

By: Y. Dong n, S. Chen*, S. Cheng*, W. Zhou n, Q. Ma n, Z. Chen*, C. Fu*, X. Liu* ...

MeSH headings : Evolution, Molecular; Asia, Eastern; Genes, Plant; Genetic Speciation; Genetic Variation; North America; Plant Leaves / genetics; Plants / classification; Plants / genetics; Selection, Genetic
TL;DR: This work examines genome-wide divergence of putatively single-copy orthologous genes (POGs) in 20 allopatric species/variety pairs from diverse angiosperm clades, with 16 pairs reflecting the classic eastern Asia-eastern North America floristic disjunction. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: October 14, 2019

2019 journal article

Phylogenomics, co-evolution of ecological niche and morphology, and historical biogeography of buckeyes, horsechestnuts, and their relatives (Hippocastaneae, Sapindaceae) and the value of RAD-Seq for deep evolutionary inferences back to the Late Cretaceous

Molecular Phylogenetics and Evolution, 106726.

By: Z. Du n, A. Harris* & Q. (Jenny) Xiang

author keywords: Aesculus; Biogeography; ddRAD-seq; Hippocastaneae; Niche and morphological evolution; Phylogenomics
MeSH headings : Aesculus / classification; Aesculus / genetics; Bayes Theorem; Biological Evolution; Ecosystem; Fossils / history; History, Ancient; Phylogeny; Phylogeography; RNA, Plant / chemistry; RNA, Plant / classification; RNA, Plant / metabolism; RNA-Seq
TL;DR: Aesculus is supported as a relic of the boreotropical flora and subsequent intercontinental spread of the genus through the Bering land bridge and the North Atlantic land Bridge and the results suggest that biogeographic isolation and niche divergence may have played important roles in driving morphological evolution and lineage divergence in Aesculus. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Crossref, NC State University Libraries
Added: January 14, 2020

2019 journal article

Plastid phylogenomics and biogeographic analysis support a trans-Tethyan origin and rapid early radiation of Cornales in the Mid-Cretaceous

Molecular Phylogenetics and Evolution, 140, 106601.

author keywords: Biogeography; Character coding; Cornales; Plastid genome; Phylogenomics
MeSH headings : Base Composition / genetics; Calibration; Codon / genetics; Fossils; Genetic Variation; Genome, Plastid; Magnoliopsida / genetics; Phylogeny; Phylogeography; Plastids / genetics; Time Factors
TL;DR: The phylogenomic analysis of Cornales demonstrated the value of plastid genome in phylogennomic study, but posed an old challenge of biogeographic study with fossil data and raised caution for the synonymous substitution sites of plasts genome in phylogenomic studies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: October 28, 2019

2018 journal article

Discovering variation of secondary metabolite diversity and its relationship with disease resistance in Cornus florida L.

Ecology and Evolution, 8(11), 5619–5636.

By: A. Pais n, X. Li n & Q. Xiang n

author keywords: adaptation; Cornus florida; ecological genomics; population genetics; secondary metabolism; single nucleotide polymorphisms
TL;DR: It was found that the most abundant compound of a correlated group of putative terpenoid glycosides and derivatives was correlated with tree health when considering chemodiversity. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2018 journal article

Haplotyping of Cornus florida and C. kousa chloroplasts: Insights into species-level differences and patterns of plastic DNA variation in cultivars

PLOS ONE, 13(10).

Ed(s): B. Heinze

MeSH headings : Chloroplasts / genetics; Cornus / cytology; Cornus / genetics; DNA, Chloroplast / genetics; Evolution, Molecular; Haplotypes; Mutation; Phylogeny; Plant Breeding; Sequence Analysis, DNA / methods; Species Specificity
TL;DR: Genealogical relationships based on the cpDNA sequences and the inferred chlorotype networks indicated the need for continued analyses across further non-coding cpDNA regions to improve the phylogenetic resolution of dogwoods. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

2018 journal article

Resolving relationships and phylogeographic history of the Nyssa sylvatica complex using data from RAD-seq and species distribution modeling

Molecular Phylogenetics and Evolution, 126, 1–16.

By: W. Zhou n, X. Ji n, S. Obata n, A. Pais n, Y. Dong n, R. Peet*, Q. Xiang n

author keywords: RAD-seq; LGM; Nyssa; Phylogeography; Refugia; SDM
MeSH headings : Bayes Theorem; Genetic Loci; Models, Theoretical; Nyssa / classification; Nyssa / genetics; Phylogeny; Phylogeography; Polymorphism, Single Nucleotide / genetics; Sequence Analysis, DNA / methods; Species Specificity; Time Factors
TL;DR: The results support the recognition of two species in the complex, N. sylvatica and N. biflora, following the phylogenetic species concept and support movements of trees in eastern North America in response to climatic changes. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2018 chapter

Toricelliaceae

In K. Kubitzki, J. W. Kadereit, & V. Bittrich (Eds.), The Families and Genera of Vascular Plants : Flowering Plants Eudicots-Apiales, Gentianales (Except Rubiaceae): Vol. XV (pp. 549–556). Switzerland: Springer.

By: G. Plunkett, Q. Xiang, P. Lowery & G. Schutzs

Ed(s): K. Kubitzki, J. Kadereit & V. Bittrich

Source: NC State University Libraries
Added: November 21, 2020

2017 journal article

Down regulation of APETALA 3 homolog resulted in defect of floral structure critical to explosive pollen release in Cornus canadensis: The role of APETALA3 homolog in Cornus

Journal of Systematics and Evolution, 55(6), 566–580.

By: X. Liu n, L. Li n & Q. Jenny Xiang

author keywords: abnormality in floral development; Cornus canadensis; explosive pollen release; functional validation of APETALA3 homolog; gene expression; genetic transformation
TL;DR: The results suggested CorcanAP3 may function to regulate the coordinated rate of development of petals and stamens in C. canadensis, necessary for the x‐structure formation, although the exact molecular mechanism remains unclear. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2017 journal article

Evolution and developmental genetics of floral display-A review of progress: A review of progress in evo-devo of floral display

Journal of Systematics and Evolution, 55(6), 487–515.

By: Q. Ma n, W. Zhang* & Q. Jenny Xiang

author keywords: evo-devo; floral display; genetic basis; morphological variation
TL;DR: The recent progress on evo‐devo studies of floral display including floral symmetry, petal fusion, floral color, floral scent, and inflorescences is reviewed and the molecular genetic approaches applied are reviewed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2017 article

Evolution, development, and genetics of floral display-form, size, and arrangement

Zhang, W., Xiang, Q.-Y., & Wen, J. (2017, November). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 55, pp. 485–486.

By: W. Zhang*, Q. Xiang n & J. Wen*

TL;DR: The flower, frequently arranged in clusters known as inflorescence, is one of the most fascinating outcomes through evolution through variations, such as, in floral size, color, shape, scent, and flowering time. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Whole genome duplication and acceleration of molecular evolution is associated with the early diversification of the genus Cornus L. (Cornaceae): Insights from De Novo Assembled Transcriptome Sequences

PLOS ONE, 12(2), e0171361.

Ed(s): T. Chiang

MeSH headings : Cornus / genetics; Evolution, Molecular; Gene Duplication; Genome, Plant; High-Throughput Nucleotide Sequencing; Transcriptome
TL;DR: Dramatic increase in sea surface temperature in the late Cretaceous may have contributed to the evolution and diversification of flowering plants, and demonstrates the value of transcriptome data for understanding genome evolution in closely related species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2016 journal article

Alterations of CorTFL1 and CorAP1 expression correlate with major evolutionary shifts of inflorescence architecture in Cornus (Cornaceae) - a proposed model for variation of closed inflorescence forms

New Phytologist, 216(2), 519–535.

By: Q. Ma n, X. Liu n, R. Franks n & Q. Xiang n

Contributors: Q. Ma n, X. Liu n, R. Franks n & Q. Xiang n

author keywords: CorAP1; Cornus; CorTFL1; evolutionary development; gene expression; inflorescence; in situ hybridization; quantitative real-time polymerase chain reaction (qRT-PCR)
MeSH headings : Biological Evolution; Cornaceae / anatomy & histology; Cornaceae / genetics; Cornaceae / growth & development; Gene Expression Regulation, Developmental; Gene Expression Regulation, Plant; In Situ Hybridization; Inflorescence / anatomy & histology; Inflorescence / genetics; Models, Biological; Models, Genetic; Phylogeny; Plant Proteins / genetics; Plant Proteins / metabolism; Real-Time Polymerase Chain Reaction; Species Specificity
TL;DR: The study found a clear correlation between the expression patterns of CorTFL1 and CorAP1 and the inflorescence architecture in a natural system displaying closed inflorescences and proposes that a TFL1-like and AP1- like gene-based model may explain variation of closed inflorescenceences in Cornus and other lineages. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2016 journal article

Analysis of two TFL1 homologs of dogwood species (Cornus L.) indicates functional conservation in control of transition to flowering

Planta, 243(5), 1129–1141.

By: X. Liu n, J. Zhang*, A. Abuahmad n, R. Franks n, D. Xie n & Q. Xiang n

Contributors: X. Liu n, J. Zhang*, A. Abuahmad n, R. Franks n, D. Xie n & Q. Xiang n

author keywords: Cornus; TERMINAL FLOWER 1 (TFL1); Genetic transformation; Flowering time; Inflorescence architecture
MeSH headings : Arabidopsis / genetics; Arabidopsis Proteins / genetics; Arabidopsis Proteins / metabolism; Cloning, Molecular; Cornus / genetics; Cornus / physiology; Flowers / genetics; Flowers / physiology; Gene Expression Regulation, Plant; Inflorescence / genetics; Mutation; Phylogeny; Plant Proteins / genetics; Plant Proteins / metabolism; Plants, Genetically Modified; Sequence Homology, Amino Acid
TL;DR: The role of TFL1 homologs of Cornus L. canadensis in regulating the transition to reproductive development in Arabidopsis is reported and data indicate that CorfloTFL1 and CorcanTfl1 have conserved the ancestral function of Tfl1 and CEN regulating flowering time and inflorescence determinacy. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2016 chapter

Aucubaceae

In K. J. W. & V. Bitterich (Eds.), The Families and Genera of Vascular Plants: Vol. XIV (pp. 37–40).

By: Q. Xiang n

Ed(s): K. W. & V. Bitterich

Sources: NC State University Libraries, NC State University Libraries
Added: January 31, 2019

2016 journal article

Ecological genomics of local adaptation in Cornus florida L. by genotyping by sequencing

Ecology and Evolution, 7(1), 441–465.

By: A. Pais n, R. Whetten n & Q. Xiang n

author keywords: Cornus florida; genotyping by sequencing; local adaptation; single nucleotide polymorphisms
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2016 journal article

Enhancing Heat Tolerance of the Little Dogwood Cornus canadensis L. f. with Introduction of a Superoxide Reductase Gene from the Hyperthermophilic Archaeon Pyrococcus furiosus

Frontiers in Plant Science, 7.

By: X. Geng n, X. Liu n, M. Ji n, W. Hoffmann n, A. Grunden n & Q. Xiang n

author keywords: antioxidant enzyme; Cornus canadensis; genetic transformation; heat tolerance; Pyrococcus furiosus; reactive oxygen species (ROS); superoxide reductase (SOR)
TL;DR: This is the first report of the successful demonstration of improved heat tolerance in a non-model plant resulting from the introduction of P. furiosus SOR, and demonstrates the potential of SOR for crop improvement and that inherent limitations of plant heat tolerance can be ameliorated with P.furiosu SOR. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2016 journal article

Genetic structure and post-glacial expansion of Cornus florida L. (Cornaceae): integrative evidence from phylogeography, population demographic history, and species distribution modeling

Journal of Systematics and Evolution, 54(2), 136–151.

author keywords: Bayesian skyride plot; Cornus florida; LGM; phylogeography; plastid DNA; post-glacial range expansion; species distribution modeling
TL;DR: This study demonstrates the benefit of integrating genetic data and species distribution modeling to obtain corroborative evidence in elucidating recent biogeographic history and understanding of genetic patterns and species evolution. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2016 chapter

Helwingiaceae

In K. K. (Ed.), The Families and Genera of Vascular Plants: Vol. XIV (pp. 213–216).

By: Q. Xiang n

Ed(s): K.Kubitzki

Sources: NC State University Libraries, NC State University Libraries
Added: January 31, 2019

2016 journal article

Testing the monophyly of Aesculus L. and Billia Peyr., woody genera of tribe Hippocastaneae of the Sapindaceae

Molecular Phylogenetics and Evolution, 102, 145–151.

By: A. Harris*, C. Fu*, Q. Xiang n, L. Holland* & J. Wen*

author keywords: Aesculus; Billia; Handeliodendron; Hippocastaneae; Phylogeny; Sapindaceae
MeSH headings : Aesculus / classification; Aesculus / genetics; Chloroplasts / genetics; DNA, Plant / chemistry; DNA, Plant / isolation & purification; DNA, Plant / metabolism; Hippocastanaceae / classification; Hippocastanaceae / genetics; Molecular Sequence Data; Phylogeny; Plant Leaves / genetics; Sapindaceae / classification; Sapindaceae / genetics; Sequence Analysis, DNA
TL;DR: Support is recovered for the traditional arrangement of genera within Hippocastaneae: Aesculus and Billia comprising a clade that is sister to Handeliodendron, however, the relationships among the genera remain incompletely resolved. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2015 article

Phylogenomic approaches to deciphering the tree of life

Wen, J., Liu, J., Ge, S., Xiang, Q.-Y., & Zimmer, E. A. (2015, September). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 53, pp. 369–370.

By: J. Wen*, J. Liu*, S. Ge*, Q. Xiang n & E. Zimmer*

TL;DR: With the advent and rapid development of next-generation sequencing (NGS), phylogenomics has gained more popularity in the last few years and is now being employed by many members of the evolutionary and systematics community. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

Phylogenomics of polyploidy Fothergilla (Hamamelidaceae) by RAD-tag based GBS—Insights into species origin and effects of software pipelines

Journal of Systematics and Evolution, 53(5), 432–447.

By: Z. Qi n, Y. Yu n, X. Liu n, A. Pais n, T. Ranney n, R. Whetten n, Q. Xiang n

author keywords: Fothergilla; hybridization; illumina sequencing; phylogenomics; RAD-tag-based GBS; polyploidy
TL;DR: This study demonstrates the power of combining GBS data with Sanger sequencing in reconstructing the evolutionary network of polyploid lineages and shows substantial differences in inferred phylogenies. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2014 journal article

Adaptive and nonadaptive genome size evolution in Karst endemic flora of China

New Phytologist, 202(4), 1371–1381.

By: M. Kang*, J. Tao*, J. Wang*, C. Ren*, Q. Qi*, Q. Xiang n, H. Huang*

author keywords: chromosome number; correlated evolution; flow cytometry; genome size evolution; Karst flora; phylogeny-based comparative analysis; Primulina; specific leaf area
MeSH headings : China; Chromosomes, Plant / genetics; DNA, Plant / genetics; Evolution, Molecular; Genome Size; Genome, Plant / genetics; Magnoliopsida / genetics; Phylogeny; Polyploidy
TL;DR: This study is the first to investigate genome size evolution on such a comprehensive scale and in the Karst region flora and concludes that genome size in Primulina is phylogenetically conserved but its variation among species is a combined outcome of both neutral and adaptive evolution. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2014 journal article

Evidence of population bottleneck in Astragalus michauxii (Fabaceae), a narrow endemic of the southeastern United States

Conservation Genetics, 15(1), 153–164.

By: W. Wall n, N. Douglas n, W. Hoffmann n, T. Wentworth n, J. Gray, Q. Xiang n, B. Knaus*, Hohmann, M. G.

author keywords: Astragalus; Bottleneck; Endemism; Genetic diversity; Microsatellites; Pinus palustris
TL;DR: Although genetic factors can threaten rare species, maintaining habitats through prescribed burning, in concert with other interventions such as population augmentation or (re)introduction, are likely most critical to the long term survival of A. michauxii. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2013 journal article

Characterization of the sequence and expression pattern of LFY homologues from dogwood species (Cornus) with divergent inflorescence architectures

Annals of Botany, 112(8), 1629–1641.

By: J. Liu n, R. Franks n, C. Feng n, X. Liu n, C. Fu* & Q. (Jenny) Xiang

Contributors: J. Liu n, R. Franks n, C. Feng n, X. Liu n, C. Fu* & Q. Xiang n

author keywords: Cornus; dogwood; inflorescence evolution; LFY homologues; CorLFY expression; RTPCR; in situ hybridization
MeSH headings : Amino Acid Sequence; Base Sequence; Cornus / anatomy & histology; Cornus / genetics; Cornus / growth & development; Exons / genetics; Gene Expression Regulation, Developmental; Gene Expression Regulation, Plant; Genes, Plant; In Situ Hybridization; Inflorescence / anatomy & histology; Inflorescence / genetics; Inflorescence / growth & development; Molecular Sequence Data; Phylogeny; Plant Proteins / chemistry; Plant Proteins / genetics; Plant Proteins / metabolism; Sequence Homology, Amino Acid
TL;DR: A role for CorLFY genes during floral and inflorescence development in dogwoods is suggested, however, the failure to detect expression differences between the inflorescence types in the Cornus species analysed suggests that the evolutionary shift between major inflorescencetypes in the genus is not controlled by dramatic alterations in the levels of CorL FY gene transcript accumulation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2013 journal article

Comparative phylogeography of the Smilax hispida group (Smilacaceae) in eastern Asia and North America – Implications for allopatric speciation, causes of diversity disparity, and origins of temperate elements in Mexico

Molecular Phylogenetics and Evolution, 68(2), 300–311.

author keywords: Comparative phylogeography; Smilax hispida group; Eastern Asian-North American disjunction; Species delineation; Diversification rate; Origin of Mexican temperate plants
MeSH headings : DNA, Chloroplast / genetics; Evolution, Molecular; Asia, Eastern; Genes, Plant; Genetic Speciation; Genetic Variation; Genome, Plastid; Haplotypes; Mexico; Models, Genetic; Multilocus Sequence Typing; Phylogeny; Phylogeography; Smilacaceae / classification; Smilacaceae / genetics
TL;DR: The data support allopatric speciation in eastern Asia but do not find evidence of an elevated diversification rate, and the results do not support northern origins of the Mexican temperate species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 chapter

Cornales (Dogwood)

In J. Wiley (Ed.), eLS.

By: Q. Xiang n

Ed(s): J. Wiley

Sources: NC State University Libraries, NC State University Libraries, Crossref
Added: January 31, 2019

2013 journal article

De novo Sequencing, Characterization, and Comparison of Inflorescence Transcriptomes of Cornus canadensis and C. florida (Cornaceae)

PLoS ONE, 8(12), e82674.

Contributors: J. Zhang n, R. Franks n, X. Liu n, M. Kang*, J. Keebler n, J. Schaff n, H. Huang*, Q. Xiang n

Ed(s): T. Wang

MeSH headings : Chromosome Mapping; Cornus / genetics; Cornus / growth & development; DNA, Complementary / chemistry; Flowers / genetics; Flowers / growth & development; Gene Library; Polymorphism, Single Nucleotide; Sequence Analysis, DNA; Transcriptome
TL;DR: The study identified putative candidates potentially involved in the genetic regulation of inflorescence evolution and/or disease resistance in dogwoods for future analyses, and built a preliminary source of genome sequence data. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2013 review

Inferring the biogeographic origins of inter-continental disjunct endemics using a Bayes-DIVA approach

[Review of ]. JOURNAL OF SYSTEMATICS AND EVOLUTION, 51(2), 117–133.

By: A. Harris*, J. Wen* & Q. Xiang n

author keywords: arcto-Tertiary; biogeography; disjunction; endemic species; Northern Hemisphere; RASP; S-DIVA; temperate forest
TL;DR: Bayes‐DIVA analysis is used to reconstruct the stem lineage distributions for 185 endemic lineages from 23 disjunct genera representing 17 vascular plant families and shows that eastern Asian endemics more often evolved from endemic ancestors compared to endemICS in Europe and eastern and western North America. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 journal article

Molecular phylogenetic analysis suggests paraphyly and early diversification of Philadelphus (Hydrangeaceae) in western North America: New insights into affinity with Carpenteria

Journal of Systematics and Evolution, 51(5), 545–563.

By: Y. Guo n, A. Pais n, A. Weakley & Q. Xiang n

TL;DR: The results suggest that Philadelphus is a paraphyletic group with the monotypic genus Carpenteria nested within, and that the lineage diversified and subsequently spread into Asia and other areas in the late Tertiary or Neogene to obtain a worldwide distribution. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: NC State University Libraries, NC State University Libraries, Crossref
Added: August 6, 2018

2013 journal article

Plant regeneration and genetic transformation of C. canadensis: a non-model plant appropriate for investigation of flower development in Cornus (Cornaceae)

Plant Cell Reports, 32(1), 77–87.

By: X. Liu n, C. Feng n, R. Franks n, R. Qu n, D. Xie n & Q. Xiang n

Contributors: X. Liu n, C. Feng n, R. Franks n, R. Qu n, D. Xie n & Q. Xiang n

MeSH headings : Cornus / drug effects; Cornus / genetics; Cornus / growth & development; Flowers / drug effects; Flowers / genetics; Flowers / growth & development; Fluorescence; Gene Expression Regulation, Plant; Green Fluorescent Proteins / metabolism; Hygromycin B / pharmacology; Inflorescence / drug effects; Inflorescence / growth & development; Microscopy, Confocal; Models, Biological; Plant Shoots / drug effects; Plant Shoots / growth & development; Regeneration / drug effects; Reverse Transcriptase Polymerase Chain Reaction; Soil; Transformation, Genetic / drug effects
TL;DR: An effective protocol of plant regeneration and genetic transformation of C. canadensis via Agrobacterium strain EHA105-mediated transformation is reported, providing an appropriate platform to investigate the molecular mechanisms by which the various inflorescence forms are developed in Cornus plants. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: NC State University Libraries, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2012 journal article

Chloroplast DNA phylogenomics of Monocots – Insights into the placement of Liliales and influences of gene partitions

Molecular Phylogenetics and Evolution, 64(3), 545–562.

By: J. Liu n, Z. Qi*, Y. Zhao*, C. Fu* & Q. Xiang n

author keywords: Smilax; Chloroplast genoine; Monocot phylogeny; cpDNA phylogenomics; Taxon sampling; Gene sampling; Phylogenetic effect of natural selection and nucleotide substitution rate
MeSH headings : Bayes Theorem; DNA, Chloroplast / genetics; DNA, Plant / genetics; Gene Library; Genome, Chloroplast; Genome, Plant; Phylogeny; Sequence Analysis, DNA; Smilax / classification; Smilax / genetics
TL;DR: This study found no saturation effect of the data, suggesting that the cpDNA genomic sequence data used in the study are appropriate for monocot phylogenetic study and long-branch attraction is unlikely to be the cause to explain the result of two well-supported, conflict placements of Liliales. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2012 journal article

Evolution of bract development and B‐class MADS box gene expression in petaloid bracts of Cornus s. l. (Cornaceae)

New Phytologist, 196(2), 631–643.

By: C. Feng n, X. Liu n, Y. Yu n, D. Xie n, R. Franks n & Q. Xiang n

Contributors: C. Feng n, X. Liu n, Y. Yu n, D. Xie n, R. Franks n & Q. Xiang n

author keywords: APETALA3; B-class gene expression; Cornus; development; Evo-Devo; evolution of petaloid bracts; heterotopic petaloidy; PISTILLATA
MeSH headings : Biological Evolution; Cell Shape; Cornaceae / anatomy & histology; Cornaceae / genetics; Cornaceae / growth & development; Cornaceae / ultrastructure; Flowers / cytology; Flowers / genetics; Flowers / growth & development; Flowers / ultrastructure; Gene Expression Regulation, Developmental; Gene Expression Regulation, Plant; Genes, Plant / genetics; Inflorescence / growth & development; MADS Domain Proteins / genetics; MADS Domain Proteins / metabolism; Phylogeny; Plant Epidermis / cytology; Plant Epidermis / ultrastructure; Plant Leaves / cytology; Plant Leaves / genetics; Plant Leaves / growth & development; Plant Leaves / ultrastructure; Plant Proteins / genetics; Plant Proteins / metabolism; Seasons; Time Factors
TL;DR: Phylogeny-based analysis identified developmental and gene expression changes that are correlated with the evolution of petaloid bracts in C. florida and C. canadensis, and it is suggested that functional transference within B-class gene families may have contributed to the origin of bract petaloids in these species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2011 journal article

On the Identity of the Weedy Bittercresses (Cardamine: Brassicaceae) in United States Nurseries: Evidence from Molecules and Morphology

WEED SCIENCE, 59(1), 123–135.

By: A. Post n, R. Ali n, A. Krings n, J. Xiang n, B. Sosinski n & J. Neal n

author keywords: Cardamine; bittercress; CIP7; ITS; molecular genetics; taxonomy; key
TL;DR: To aid nurserymen and botanists in identification of these four closely related bittercress species, a key was developed and is accompanied by detailed descriptions and illustrations. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2011 journal article

Phylogeny-based developmental analyses illuminate evolution of inflorescence architectures in dogwoods (Cornus s. l., Cornaceae)

NEW PHYTOLOGIST, 191(3), 850–869.

By: C. Feng n, Q. Xiang n & R. Franks n

Contributors: C. Feng n, Q. Xiang n & R. Franks n

author keywords: ancestral character state reconstruction; Cornus; evolutionary development; inflorescence evolution; umbels and heads
MeSH headings : Biological Evolution; Cornus / genetics; Cornus / growth & development; Cornus / ultrastructure; Inflorescence / genetics; Inflorescence / growth & development; Inflorescence / ultrastructure; Meristem / genetics; Meristem / growth & development; Meristem / ultrastructure; Organogenesis / genetics; Phylogeny; Reproduction / physiology
TL;DR: The results indicate that heads and umbels evolved independently in Cornus from elongated forms via an umbellate dichasium ancestor and this process involved several independent changes. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: August 6, 2018

2011 journal article

Recent vicariance and the origin of the rare, edaphically specialized Sandhills lily, Lilium pyrophilum (Liliaceae): evidence from phylogenetic and coalescent analyses

MOLECULAR ECOLOGY, 20(14), 2901–2915.

By: N. Douglas n, W. Wall n, Q. Xiang n, W. Hoffmann n, T. Wentworth n, J. Gray*, M. Hohmann*

author keywords: coalescence; divergence; edaphic; Lilium; Pleistocene; rarity
MeSH headings : DNA, Chloroplast / genetics; DNA, Plant / genetics; DNA, Ribosomal Spacer / genetics; Gene Flow; Genetic Speciation; Genetic Variation; Genetics, Population; Haplotypes; Lilium / genetics; Models, Genetic; North America; Phylogeny; Sequence Analysis, DNA; Species Specificity
TL;DR: The rare Sandhills lily is investigated, which is endemic to seepage slopes in a restricted area of the Atlantic coastal plain of eastern North America, and a close relationship is established between L. pyrophilum and the widespread Turk’s cap lily, L. superbum. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2011 journal article

Resolving and dating the phylogeny of Cornales – Effects of taxon sampling, data partitions, and fossil calibrations

Molecular Phylogenetics and Evolution, 59(1), 123–138.

By: Q. (Jenny) Xiang, D. Thomas n & Q. Xiang n

author keywords: Cornales; Divergence time; Effects of data partitions and taxa sampling; Fossil calibration; Hydrostachyaceae; Phylogeny relationships; 26S rDNA; rbcL; matK; ndhF; atpB; trnL-F; trnH-K
MeSH headings : Bayes Theorem; Calibration; Chloroplasts / genetics; Cornaceae / classification; Cornaceae / genetics; Data Interpretation, Statistical; Fossils; Genetic Speciation; Likelihood Functions; Models, Genetic; Molecular Sequence Data; Phylogeny; RNA, Ribosomal / genetics; Sequence Analysis, DNA
TL;DR: Reducing sampling density within families and analyzing partitioned data sets from coding and noncoding cpDNA, 26S rDNA, and combined data sets produced congruent estimation of divergence times, but reducing the number and changing positions of calibration points resulted in very different estimations. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2010 journal article

Evidence for range stasis during the latter Pleistocene for the Atlantic Coastal Plain endemic genus, Pyxidanthera Michaux

MOLECULAR ECOLOGY, 19(19), 4302–4314.

author keywords: amplified fragment length polymorphism; cpDNA; Diapensiaceae; phylogeography; Pleistocene; refugium
MeSH headings : Alleles; Amplified Fragment Length Polymorphism Analysis; DNA, Chloroplast / genetics; Genetic Variation; Genetics, Population; Haplotypes; Magnoliopsida / anatomy & histology; Magnoliopsida / genetics; Molecular Sequence Data; Phylogeography; Sequence Analysis, DNA
TL;DR: It is demonstrated that the refugial paradigm is not always appropriate and GACP endemic plants, in particular, may exhibit phylogeographical patterns qualitatively different from those of other ENA plant species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2010 journal article

FRUITS OF CORNELIAN CHERRIES (CORNACEAE: CORNUS SUBG. CORNUS) IN THE PALEOCENE AND EOCENE OF THE NORTHERN HEMISPHERE

INTERNATIONAL JOURNAL OF PLANT SCIENCES, 171(8), 882–891.

By: S. Manchester, X. Xiang n & Q. Xiang n

author keywords: Paleocene; Eocene; Cornus; fossil fruits; North America; England
TL;DR: Fossil fruits confirm that cornelian cherries (Cornus, subgenus Cornus) were established in the Northern Hemisphere in the Early Tertiary and indicates that the morphological range among the modern species is narrower than that seen in the Paleogene. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2010 journal article

Observations on Buckleya (Thesiaceae ) in China

J. Bot. Res. Inst. Texas, 4, 281–286.

By: D. Boufford, C. Fu, Q. Xiang & Y. Zhao

Source: NC State University Libraries
Added: January 31, 2019

2009 journal article

An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG III

Botanical Journal of the Linnean Society, 161(2), 105–121.

By: T. Group

TL;DR: A revised and updated classification for the families of flowering plants is provided, with a number of newly adopted orders. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: January 31, 2019

2009 chapter

Cornaceae

In H. N. Qin (Ed.), China Checklist of Higher Plants, In the Biodiversity Committeee of Chinese Academy of Sciences. http://www.sp2000.cn/

By: Q. Xiang

Ed(s): H. Qin

Source: NC State University Libraries
Added: January 31, 2019

2009 journal article

Estimating ancestral distributions of lineages with uncertain sister groups: a statistical approach to Dispersal-Vicariance Analysis and a case using Aesculus L. (Sapindaceae) including fossils

Journal of Systematics and Evolution, 47(5), 349–368.

By: A. Harris n & Q. Xiang n

author keywords: Aesculus; biogeography; DIVA; fossil wildcards; MrBayes; phylogenetic uncertainty
TL;DR: The DIVA‐Bayes approach to infer biogeographic histories without fully bifurcating trees was tested using Aesculus L., which has major lineages unresolved as a polytomy, and it was found that adding fossil wildcard taxa in phylogenetic analysis generally increased P for ancestral ranges including the fossil's distribution area. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Genetic analyses of the federally endangered Echinacea laevigata using amplified fragment length polymorphisms (AFLP)—Inferences in population genetic structure and mating system

Conservation Genetics, 10(1), 1–14.

By: M. Peters n, Q. Xiang*, D. Thomas n, J. Stucky n & N. Whiteman*

author keywords: Echinacea laevigata; Genetic structure; Outcrossing rate; AFLP
TL;DR: Results are encouraging for conservation, signifying that populations may persist due to continued genetic exchange sustained by the outcrossing mating system of the species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Intercontinental and intracontinental biogeography-patterns and methods

Journal of Systematics and Evolution, 47(5), 327–330.

Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

LEAVES OF CORNUS (CORNACEAE) FROM THE PALEOCENE OF NORTH AMERICA AND ASIA CONFIRMED BY TRICHOME CHARACTERS

INTERNATIONAL JOURNAL OF PLANT SCIENCES, 170(1), 132–142.

By: S. Manchester, Q. Xiang n, T. Kodrul n & M. Akhmetiev n

author keywords: Cornus; fossil; leaves; trichomes; North America; Greenland; Europe; Russia; Paleocene
TL;DR: Reexamination of previously described Cornus leaves from the Paleocene of the Rocky Mountains and Great Plains region leads us to reject Cornus nebrascensis Schimper (=Cornus newberryi Hollick) from the genus, and recognizes two new Paleocene species, whose identity as Cornus is confirmed by the presence of characteristic trichomes and venation. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Lectotypification of Cardamine flexuosa (Brassicaceae).

J. Bot. Res. Inst. Texas, 3(1), 227–230. https://www.jstor.org/stable/41972157

By: A. Post, A. Krings, Q. Xiang, B. Sosinski & J. Neal

Source: NC State University Libraries
Added: January 31, 2019

2009 journal article

Molecular and morphological inference of the phylogeny, origin, and biogeographic History of Aesculus L. (Sapindaceae or Hippocastanaceae).

TAXON, 58, 1–19.

By: A. Harris, Q. Xiang & D. Thomas

Source: NC State University Libraries
Added: January 31, 2019

2009 journal article

New Zealand Bittercress (Cardamine corymbosa; Brassicaceae): New to the United States

WEED TECHNOLOGY, 23(4), 604–607.

By: A. Post*, J. Neal n, A. Krings n, B. Sosinski n & Q. Xiang n

author keywords: Bittercress; Cardamine; new species; weed
TL;DR: It is confirmed that New Zealand bittercress also occurs in a nursery in Clackamas County, Oregon, and has likely been distributed throughout the United States as a contaminant in container grown ornamental plants. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
14. Life Below Water (Web of Science)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Phylogeny and biogeography of Alangiaceae (Cornales) inferred from DNA sequences, morphology, and fossils

MOLECULAR PHYLOGENETICS AND EVOLUTION, 51(2), 201–214.

By: C. Feng n, S. Manchester* & Q. Xiang n

author keywords: Alangiaceae; Biogeography; Divergence time; Morphology; Fossils; Phylogeny
MeSH headings : Alangiaceae / anatomy & histology; Alangiaceae / classification; Alangiaceae / genetics; Bayes Theorem; DNA, Plant / genetics; DNA, Ribosomal Spacer / genetics; Evolution, Molecular; Fossils; Genes, Plant; Geography; Phylogeny; Sequence Alignment; Sequence Analysis, DNA; Species Specificity
TL;DR: The results support TESW for plant migration of thermophilic taxa in the early Tertiary of Alangium and suggest sects. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 journal article

Phylogeny of Abies (Pinaceae) inferred from ITS sequence data

TAXON, 58(1), 141–152.

By: Q. Xiang, X. Qy, Y. Guo & X. Zhang

Source: NC State University Libraries
Added: January 31, 2019

2009 journal article

Phylogeny of Abies (Pinaceae) inferred from nrITS sequence data

Taxon, 58(1), 141–152.

By: Q. Xiang, Q. Xiang, Y. Guo & X. Zhang

Source: NC State University Libraries
Added: August 6, 2018

2009 journal article

Phylogeny, origin, and biogeographic history of Aesculus L. (Sapindales) - an update from combined analysis of DNA sequences, morphology, and fossils

TAXON, 58(1), 108–126.

By: A. Harris n, Q. Xiang n & D. Thomas n

author keywords: Aesculus; biogeography; Divergence time dating; Hippocastanaceae; Laurasia; phylogeny; Sapindaceae; Sapindales
TL;DR: The results support that Aesculus originated as an element of the Paleogene mesophilic flora in the Beringian region with multiple eastward migrations characterizing the early spatial history of this genus, and supports Trans-Beringian migration of plants in the very early Paleogene. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Crossref, NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2009 journal article

Shoot regeneration of dwarf dogwood (Cornus canadensis L.) and morphological characterization of the regenerated plants

PLANT CELL TISSUE AND ORGAN CULTURE, 97(1), 27–37.

By: C. Feng n, R. Qu n, L. Zhou n, D. Xie n & Q. Xiang n

author keywords: Cornus canadensis; Organogenesis; Regeneration; Rhizomes; Tissue culture
TL;DR: An efficient regeneration system is reported for a dwarf dogwood species C. canadensis through organogenesis from rejuvenated leaves, which facilitates developing a genetic transformation system to test candidate genes involved in the developmental divergence of inflorescences in Cornus. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

Microsatellite analysis of a broad hybrid zone in Aesculus (Sapindales) – Inferences in genetic structure and evolution

International Journal of Plant Sciences, 169(5), 647–657.

By: D. Thomas n, A. Ahedor n, C. Williams n, C. DePamphilis n, D. Crawford n & Q. Xiang*

author keywords: aesculus; hybrid zone; ISSR; long-distance gene flow; microsatellites
TL;DR: The data from this study and previous allozyme and chloroplast DNA studies indicate that both historical localized gene flow and recurrent long‐distant gene flow have contributed to the existence of the hybrid zone, that is, its origin via historical localized genes flow, while its maintenance involves ongoing long‐distance pollen dispersal. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 review

Molecular evolution of PISTILLATA-like genes in the dogwood genus Cornus (Cornaceae)

[Review of ]. MOLECULAR PHYLOGENETICS AND EVOLUTION, 47(1), 175–195.

By: W. Zhang n, Q. Xiang n, D. Thomas n, B. Wiegmann n, M. Frohlich* & D. Soltis*

author keywords: adaptive evolution; Cornus; gene duplication; MADS-box genes; PISTILLATA-like genes; regulatory gene evolution
MeSH headings : Amino Acid Sequence; Cornaceae / classification; Cornaceae / genetics; DNA, Complementary; Evolution, Molecular; Gene Duplication; Genes, Plant; Molecular Sequence Data; Phylogeny; Plant Proteins / genetics; Selection, Genetic; Sequence Homology, Amino Acid
TL;DR: Estimation and comparison of dN/dS ratios revealed relaxed selection in the PI-like gene in Cornus in comparison with the gene in the closely related outgroups Alangium and Davidia, and in other flowering plants. (via Semantic Scholar)
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
13. Climate Action (Web of Science)
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

On the Generic Circumscription of Gonolobus (Apocynaceae, Asclepiadoideae): Evidence from Molecules and Morphology

Systematic Botany, 33(2), 403–415.

By: A. Krings*, D. Thomas* & Q. Xiang*

author keywords: delimitation; dorsal anther appendages; Gonolobinae; winged follicles
TL;DR: Evidence from parsimony and Bayesian analyses of chloroplast and nuclear data presented here supports the monophyly of both the subtribe and the genus Gonolobus in a narrow or broad sense. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

Rates of nucleotide substitution in Cornaceae (Cornales)—Pattern of variation and underlying causal factors

Molecular Phylogenetics and Evolution, 49(1), 327–342.

By: Q. Xiang n, J. Thorne n, T. Seo n, W. Zhang n, D. Thomas n & R. Ricklefs*

author keywords: Comus; Cornaceae; Divergence time; Rate of molecular evolution; Rate of morphological evolution; Speciation
MeSH headings : Bayes Theorem; Chloroplasts / genetics; Cornus / anatomy & histology; Cornus / classification; Cornus / genetics; DNA, Chloroplast / genetics; DNA, Plant / genetics; Evolution, Molecular; Fossils; Genes, Plant; Genetic Speciation; Genome, Chloroplast; Models, Genetic; Nucleotides / genetics; Phylogeny; Sequence Analysis, DNA
TL;DR: This study examined the rate and pattern of molecular evolution for five DNA regions over a phylogeny of Cornus, the single genus of Cornaceae, and suggested a possible localized link between species richness and rate of nonsynonymous nucleotide substitution for the combined cpDNA regions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 article

Tracking character evolution and biogeographic history through time in Cornaceae - Does choice of methods matter?

Xiang, Q.-Y., & Thomas, D. T. (2008, May). JOURNAL OF SYSTEMATICS AND EVOLUTION, Vol. 46, pp. 349–374.

By: Q. Xiang & D. Thomas

author keywords: AReA; BAYESTRAITS; BEAST; biogeography; chromosome evolution; Cornaceae; fruit and inflorescence evolution; LAGRANGE; MESQUITE; divergence time
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2008 journal article

Tracking character evolution and biogeographic history through time in Cornaceae – Does choice of methods matter?

Journal of Systematics and Evolution, 46(3), 349–374.

By: X. Qy & D. Thomas

Source: NC State University Libraries
Added: January 31, 2019

2007 journal article

Curtisia (Cornales) from the Eocene of Europe and its phytogeographical significance

Botanical Journal of the Linnean Society, 155(1), 127–134.

By: S. Manchester*, Q. Xiang n & Q. Xiang*

author keywords: cornaceae; epacridaceae; fossil; fruit; leucopogon; london clay; palaeobotany
TL;DR: The newly recognized fossil occurrences suggest a Laurasian origin for Curtisia, in conformity with the fossil record for several other genera of the Cornales, and cause us to question whether Epacridaceae were present in the Tertiary of Europe. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2007 journal article

Evolutionary patterns in the antR-Cor gene in the dwarf dogwood complex (Cornus, Cornaceae)

Genetica, 130(1), 19–34.

By: C. Fan n, Q. Xiang*, D. Remington*, M. Purugganan n & B. Wiegmann n

author keywords: Cornus; gene evolution; hybridization; Myc-like anthocyanin regulatory gene; mucleotide polymorphism; polyploid; speciation
MeSH headings : Alaska; Amino Acid Sequence; Base Sequence; British Columbia; Color; Cornus / genetics; Evolution, Molecular; Flowers / genetics; Genes, Plant; Genetic Variation; Idaho; Molecular Sequence Data; Oregon; Phylogeny; Sequence Homology, Nucleic Acid; Washington; Yukon Territory
TL;DR: Seven amino acid mutations that are potentially linked to myc-like anthocyanin regulatory gene function correlate with petal colors differences that characterize the divergence between two diploid species and the tetraploids species in this dwarf dogwood complex, providing a working hypothesis for testing the role of the gene in speciation and its link to the petal coloration. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2006 journal article

Ancestral chloroplast polymorphism and historical secondary contact in a broad hybrid zone of Aesculus (Sapindaceae)

AMERICAN JOURNAL OF BOTANY, 93(3), 377–388.

author keywords: Aesculus; cpDNA inheritance; hybrid zone; phylogeography; Pleistocene; Sapindaceae; secondary contact; southeastern United States
TL;DR: The cpDNA data suggest that the hybrid zone originated through historical local gene flow, yet is maintained by periodic long-distance pollen dispersal, which supports the historical presence of A. pavia in the Piedmont, although they are at present locally extinct. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2006 journal article

Species Level Phylogeny of the Genus Cornus (Cornaceae) Based on Molecular and Morphological Evidence-Implications for Taxonomy and Tertiary Intercontinental Migration

Taxon, 55(1), 9.

By: Q. Xiang n, D. Thomas n, W. Zhang n, S. Manchester* & Z. Murrell*

author keywords: biogeography; Cornus; Cornaceae; ITS; matK; morphology; phylogeny
TL;DR: The phylogeny based on the total evidence tree including fossils supports an origin and early Tertiary diversification of Cornus in Europe and multiple trans-Atlantic migrations between Europe and North America by the early TERTiary. (via Semantic Scholar)
UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2005 chapter

Cornaceae, Mastixiaceae, Toricelliaceae, Helwingiacaee, Aucubaceae

In Z. Y. Wu & P. H. Raven (Eds.), Flora of China (Vol. 14, pp. 206–234). Science Press, Beijing, and Missouri botanical Garden Press, St. Louis.

By: Q. Xiang & D. Boufford

Ed(s): Z. Wu & P. Raven

Source: NC State University Libraries
Added: January 31, 2019

2005 encyclopedia entry

Cornales

In Encyclopedia of Life Sciences.

By: Q. Xiang

Sources: NC State University Libraries, NC State University Libraries
Added: January 31, 2019

2005 journal article

Phylogenetic analyses identify 10 classes of the protein disulfide isomerase family in plants, including single-domain protein disulfide isomerase-related proteins

Plant Physiology, 137(2), 762–778.

By: N. Houston n, C. Fan n, Q. Xiang n, J. Schulze n, R. Jung n & R. Boston n

MeSH headings : Base Sequence; Evolution, Molecular; Gene Expression Regulation; Molecular Sequence Data; Multigene Family; Oxidative Stress; Phylogeny; Plants / enzymology; Plants / genetics; Protein Disulfide-Isomerases / genetics; Sequence Homology, Nucleic Acid; Thioredoxins / genetics
TL;DR: A genome-wide search of Arabidopsis genes was carried out to identify plant PDI-like proteins, and a set of 22 PDIL proteins were identified that constitute a well-supported clade containing orthologs of known PDIs. (via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2005 journal article

Phylogeny, biogeography, and molecular dating of cornelian cherries (Cornus, Cornaceae) – tracking Tertiary plant migration

Evolution, 59(8), 139–155.

By: Q. Xiang n, M. Sr, D. Thomas n, W. Zhang n & C. Fan*

UN Sustainable Development Goal Categories
14. Life Below Water (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2005 journal article

Taxonomy of the Gonolobus complex (Apocynaceae - Asclepiadoideae) in the southeastern US: ISSR evidence and parsimony analysis

Harvard Papers in Botany, 10, 147–159.

By: A. Krings* & Q. Xiang*

TL;DR: Analysis of Inter-Simple Sequence Repeats of the Gonolobus complex shows substantial genetic differentiation at 18 loci between the two entities, although no fixed differences between them were detected, and indicates that the complex represents a single evolutionary lineage with two incompletely differentiated morphological subgroups. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2004 journal article

Heterogeneous evolution of the Myc-like Anthocyanin regulatory gene and its phylogenetic utility in Cornus L. (Cornaceae)

MOLECULAR PHYLOGENETICS AND EVOLUTION, 33(3), 580–594.

By: C. Fan n, M. Purugganan n, D. Thomas n, B. Wiegmann n & Q. Xiang n

author keywords: Cornus; heterogeneous evolution; myc-like anthocyanin regulatory gene; phylogenetics; positive selection
MeSH headings : Anthocyanins / genetics; Cloning, Molecular; Cornus / genetics; DNA Primers / genetics; Databases as Topic; Evolution, Molecular; Gene Deletion; Genes, Plant; Genes, myc; Models, Genetic; Mutation; Phylogeny; Polymerase Chain Reaction
TL;DR: Phylogenetic analyses demonstrate that the myc-like anthocyanin regulatory gene has potential as an informative phylogenetic marker at different taxonomic levels, depending on the data set considered (DNA or protein sequences) and regions applied (exons or introns). (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2004 journal article

Phylogenetic analyses in Cornus substantiate ancestry of xylem supercooling freezing behavior and reveal lineage of desiccation related proteins

PLANT PHYSIOLOGY, 135(3), 1654–1665.

By: D. Karlson n, Q. Xiang n, V. Stirm n, A. Shirazi n & E. Ashworth n

MeSH headings : Cornus / classification; Cornus / physiology; Desiccation; Freezing; Heat-Shock Proteins / physiology; Phylogeny; Plant Proteins / physiology
TL;DR: The data suggest that both freezing behavior and the accumulation of dehydrin-like proteins in Cornus are lineage related; supercooling and nonaccumulation of dehydin- like proteins are ancestral within the genus. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2004 journal article

Phylogenetic relationships in Abies (Pinaceae): evidence from PCR-RFLP of the nuclear ribosomal DNA internal transcribed spacer region

BOTANICAL JOURNAL OF THE LINNEAN SOCIETY, 145(4), 425–435.

By: Q. Xiang*, Q. Xiang n, A. Liston* & X. Zhang

author keywords: infrageneric classification; molecular phylogeny; nr DNA ITS
TL;DR: This study provides the first molecular-based phylogenetic hypothesis of Abies to be tested with additional data and broader sampling and suggests that sect. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2004 journal article

Regional differences in speciation and ITS Evolution: A comparison between eastern Asia and eastern North America

Evolution, 58(10), 2175–2184.

By: Q. Xiang n, W. Zhang n, R. Ricklefs, H. Qian, Z. Cheng, J. Wen, J. Li

author keywords: biodiversity anomaly; eastern Asian-eastern North American floristic disjunction; molecular phylogeny; rate of' ITS evolution; rate of speciation
MeSH headings : Biodiversity; Databases, Nucleic Acid; Evolution, Molecular; Asia, Eastern; Geography; Likelihood Functions; Magnoliopsida / genetics; Models, Genetic; North America; Phylogeny; Species Specificity
TL;DR: The data support the idea that a regional difference in net speciation rate related to topographic heterogeneity contributes to the diversity anomaly between EAS and ENA and suggests that species production may be directly linked to rate of nucleotide substitution. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2004 journal article

The Gonolobus complex (Apocynaceae - Asclepiadoideae) in the southeastern United States

SIDA, Contributions To Botany, 21, 103–116.

By: A. Krings & Q. Xiang

Source: NC State University Libraries
Added: August 6, 2018

2003 journal article

An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG II

Botanical Journal of the Linnean Society, 141(4), 399–436.

By: T. Group*

author keywords: angiosperms; gene sequences; phylogenetics
TL;DR: A revised and updated classification for the families of the flowering plants is provided and many additional families are now placed in the phylogenetic scheme. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

2003 journal article

Cornus eydeana (Cornaceae), a new cornelian cherry from china - Notes on systematics and evolution

Systematic Botany, 28(4), 757–764.

By: Q. Xiang, Y. Shui & Z. Murrell

Source: NC State University Libraries
Added: August 6, 2018

2003 review

Phylogenetic analyses of Cornales based on 26S rRNA and combined 26S rDNA-matK-rbcL sequence data

[Review of ]. AMERICAN JOURNAL OF BOTANY, 90(9), 1357–1372.

By: C. Fan n & Q. Xiang n

author keywords: Cornales; Grubbiaceae; Hydrostachyaceae; incongruence; long-branch attraction; matK-rbcL; phylogenetics; 26S rDNA
TL;DR: Nuclear 26S rDNA sequences were used to corroborate and test previously published matK-rbcL-based hypotheses of phylogenetic relationships in Cornales and suggested that Hydrostachys might be sister to the remainder of Cornales, that Cornus-Alangium are sisters, that nyssoids-mastixioids are Sisters, and that Hydrangeaceae-Loasaceae are sisters. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2002 journal article

Relationships within Cornales and circumscription of Cornaceae – matK and rbcL sequence data and effects of outgroups and long branches

Molecular Phylogeneics and Evolution, 24(1), 35–57.

By: Q. Xiang n, M. Moody*, D. Soltis*, C. Fan n & P. Soltis*

author keywords: Cornales; Cornaceae; Hydrostachyaceae; Grubbiaceae; molecular phylogeny; rbcL; matK; long-branch attraction; RASA
MeSH headings : Cornaceae / classification; Cornaceae / physiology; Endoribonucleases / genetics; Genetic Variation; Models, Biological; Nucleotidyltransferases / genetics; Phylogeny; Ribulose-Bisphosphate Carboxylase / genetics; Sequence Analysis, DNA
TL;DR: The results supported a Cornales including the systematically problematic Hydrostachys, a Cornaceae consisting of Cornus and Alangium, a Nyss Families consisting of Nyssa and Camptotheca, a monogeneric Davidiaceae, a Mastixi family consisting of Mastixia and Diplopanax, and an expanded Grubbiaceae consistingof Grubbia and Curtisia. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2001 article

Dispersal-vicariance analyses of intercontinental disjuncts: Historical biogeographical implications for angiosperms in the Northern Hemisphere

Xiang, Q. Y. J., & Soltis, D. E. (2001, November). INTERNATIONAL JOURNAL OF PLANT SCIENCES, Vol. 162, pp. S29–S39.

author keywords: angiosperms; biogeography; disjunction; dispersal; vicariance
TL;DR: Ten North Temperate taxa representing diverse angiosperm lineages were analyzed for biogeographic histories using the dispersal‐vicariance analysis method to gain insights into the origin and evolution of disjunct distributions in the Northern Hemisphere and suggest pseudocongruence among lineages in phylogenetic relationships and distributional patterns. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2001 journal article

Phylogenetic relationships in Chrysosplenium (Saxifragaceae) based on matK sequence data

American Journal of Botany, 88(5), 883–894.

By: D. Soltis*, M. Tago-Nakazawa*, Q. Xiang*, S. Kavano, J. Murata*, M. Wakabayashi*, C. Hibsch-Hetter

author keywords: chromosomal evolution; Chrysosplenium; gynoecial diversification; matK sequences; phytogeography; Saxifragaceae
TL;DR: P phylogenetic analyses of DNA sequences of the chloroplast gene matK for species of Chrysosplenium to elucidate relationships, test Hara's biogeographic hypothesis for the genus, and examine chromosomal and gynoecial diversification revealed that both sections Oppositifolia and Alternifolia are monophyletic and form two large sister clades. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

2001 journal article

Phylogenetic relationships within Cornus (Cornaceae) based on 26S rDNA sequences

American Journal of Botany, 88(6), 1131–1138.

TL;DR: The present study generated sequence data from the nuclear gene 26S rDNA for Cornus to test the phylogenetic hypotheses based on cpDNA and morphological data and provides an example of phylogenetic utility of 26 S rDNA sequences below the genus level. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2000 journal article

Length variation of the nuclear ribosomal DNA internal transcribed spacer in the genus Abies, with references to its systematic utility in Pinaceae

Acta Botanica Sinica, 42, 946–951.

By: Q. Xiang, Q. Xiang, A. Liston, L. Fu & D. Fu

Source: NC State University Libraries
Added: January 31, 2019

2000 journal article

Timing the eastern Asian-Eastern North American floristic disjunction: Molecular clock corroborates paleontological estimates

MOLECULAR PHYLOGENETICS AND EVOLUTION, 15(3), 462–472.

By: Q. Xiang*, D. Soltis*, P. Soltis*, . Manchester* & D. Crawford

MeSH headings : Asia; Evolution, Molecular; Magnoliopsida / classification; Magnoliopsida / genetics; Models, Genetic; North America; Paleontology; Phylogeny; Plant Proteins / genetics; Ribulose-Bisphosphate Carboxylase; Sequence Analysis, DNA; Time Factors
TL;DR: The results suggest that the isolation of most morphologically similar disjunct species in eastern Asia and eastern North America occurred during the global climatic cooling period that took place throughout the late Tertiary and Quaternary. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1999 journal article

Systematic affinities of Grubbiaceae and Hydrostachyaceae within Cornales - insights from rbcL sequences

Harvard Papers in Botany, 4(1999), 527–542.

By: Q. Xiang

Source: NC State University Libraries
Added: August 6, 2018

1998 journal article

Assessing hybridization in natural populations of Penstemon (Scrophulariaceae) using hypervariable intersimple sequence repeat (ISSR) bands

MOLECULAR ECOLOGY, 7(9), 1107–1125.

By: A. Wolfe*, Q. Xiang* & . Kephart*

author keywords: diploid hybrid speciation; genetic marker; introgression; ISSR; Penstemon; pollen-mediated gene flow
MeSH headings : California; Crosses, Genetic; DNA Fingerprinting; DNA Primers / chemistry; DNA, Chloroplast / classification; DNA, Plant / chemistry; DNA, Ribosomal / classification; Dinucleotide Repeats / genetics; Diploidy; Electrophoresis, Agar Gel; Genetic Markers; Genetic Variation / genetics; Hybridization, Genetic; Nucleic Acid Hybridization; Phylogeny; Plants / chemistry; Plants / classification; Plants / genetics; Polymerase Chain Reaction; Trinucleotide Repeats / genetics
TL;DR: The results do not support the hybrid origin of P. spectabilis, but do support the hypothesis that P. clevelandii is a diploid hybrid species derived from P. centranthifolius, and demonstrate that pollen‐mediated gene flow via hummingbird vectors is prevalent in the hybrid complex. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1998 journal article

Diploid hybrid speciation in Penstemon (Scrophulariaceae)

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 95(9), 5112–5115.

By: A. Wolfe*, Q. Xiang* & . Kephart*

MeSH headings : Biological Evolution; DNA, Plant / genetics; Diploidy; Magnoliopsida / genetics; Polymorphism, Genetic; Repetitive Sequences, Nucleic Acid; Species Specificity
TL;DR: The results suggest that the primary reason diploid hybrid speciation is so difficult to detect is the lack of molecular markers able to differentiate parental taxa from one another, particularly with recently diverged species. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1998 journal article

Molecular evidence for origins of polyploid Saxifraga (Saxifragaceae): the narrow arctic endemic S. svalbardensis and its widespread allies

American Journal of Botany, 85, 135–143.

By: C. Brochmann*, Q. Xiang*, S. Brunsfeld*, D. Soltis* & P. Soltis*

author keywords: Arctic; sequences; matK nucleotide sequences; polyploid evolution; RAPDs; Saxifraga cernua; Saxifraga svalbardensis; Saxifragaceae
TL;DR: RAPD and matK data suggest that S. svalbardensis has originated from a hybrid with S. rivularis as the maternal parent and S. cernua as the paternal parent, possibly a single time, whereas ITS data could not be used to discriminate among the hypotheses. (via Semantic Scholar)
UN Sustainable Development Goal Categories
10. Reduced Inequalities (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

1998 journal article

Origin and biogeography of Aesculus L. (Hippocastanaceae): a molecular phylogenetic perspective

Evolution, 52(1998), 988–997.

By: Q. Xiang*, D. Crawford*, A. Wolfe*, Y. Tang* & C. DePamphilis*

TL;DR: It is inferred that Aesculus originated during the transition from the Cretaceous to the Tertiary (~65 M.Y.B.P.) at a high latitude in eastern Asia and spread into North America and Europe as an element of the “boreotropical flora”; the current disjunct distribution of the genus resulted from geological and climatic changes during theTertiary. (via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

1998 journal article

Phylogenetic relationships of cornaceae and close relatives inferred from matK and rbcL sequences

AMERICAN JOURNAL OF BOTANY, 85(2), 285–297.

By: Q. Xiang*, D. Soltis* & P. Soltis*

author keywords: Cornales; matK; molecular evolution; molecular phylogeny; rbcL
TL;DR: Comparisons of matK and rbcL sequences based on one of the most parsimonious rBCL-matK trees indicate that matK has a much higher A-T content and a lower transition:transversion ratio and among- lineages rates of nucleotide substitutions in r bcL are basically homogeneous throughout Cornales, but are more heterogeneous in matK. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1998 journal article

The eastern Asian and eastern and western North American floristic disjunction: Congruent phylogenetic patterns in seven diverse genera

MOLECULAR PHYLOGENETICS AND EVOLUTION, 10(2), 178–190.

By: Q. Xiang*, D. Soltis* & P. Soltis*

MeSH headings : Asia, Eastern; North America; Phylogeny; Plants / genetics; Species Specificity
TL;DR: Analysis of divergence times using the molecular clock indicates that species of Cornus, Boykinia, and Calycanthus may have diverged at different geological times, suggesting that the floristic disjunction involving eastern Asia and North America may not be simple; it may have involved multiple historical events at very different geological time in different genera. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

1998 chapter

rbcL sequence divergence and phylogenetic relationships of Cornaceae sensu lato

In D. E. Boufford & H. Ohba (Eds.), Sino-Japanese Flora - Its Characteristics and Diversification (pp. 123–139). Tokyo: The University of Tokyo Press.

By: Q. Xiang & D. Soltis

Ed(s): D. Boufford & H. Ohba

Source: NC State University Libraries
Added: January 31, 2019

1996 journal article

Chloroplast DNA phylogeny of Cornus L. (Cornaceae) and its implications for biogeography and character evolution

Systematic Botany, 21, 515–534.

By: Q. Xiang*, S. Brunsfeld, D. Soltis & P. Soltis

TL;DR: The cpDNA restriction site data correlate closely with the evolution of chromosome number, morphology, and phytochemistry, and most notably, the chromosome number of n = 10 evolved twice in Cornuis, and the small, non-petaloid bracts in C. disciflora apparently represent a reversal to the non-showy state. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

1995 journal article

Chromosome number of Cornus sessilis (Cornaceae): phylogenetic affinity and evolution of chromosome numbers in Cornus

Sida, 16, 765–768.

By: Q. Xiang & R. Edye

Source: NC State University Libraries
Added: January 31, 2019

1995 journal article

Relationships and Evolution of Hydrangeaceae Based on rbcL Sequence Data

American Journal of Botany, 82(4), 504.

By: D. Soltis*, Q. Xiang* & L. Hufford*

Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

1993 chapter

Cornaceae

In W. T. Wang, S. G. Wu, K. Y. Lang, P. Q. Li, F. T. Pu, & S. K. Chen (Eds.), Vascular Flora of the Hengduan Mountains (Vol. 1, pp. 1356–1363). Beijing: Science Press.

By: Q. Xiang

Ed(s): W. Wang, S. Wu, K. Lang, P. Li, F. Pu & S. Chen

Source: NC State University Libraries
Added: January 31, 2019

1993 journal article

Phylogenetic Relationships of Cornus L. Sensu Lato and Putative Relatives Inferred from rbcL Sequence Data

Annals of the Missouri Botanical Garden, 80(3), 723.

By: Q. Xiang*, D. Soltis, D. Morgan & P. Soltis

TL;DR: A parsimony analysis of 46 rbcL sequences was performed to evaluate relationships among Cornus and putative relatives, as well as among subgroups within Cornus, and indicates that Alangium, nyssoids, mastixioids, Curtisia, and genera of Hydrangeaceae are the closest relatives of Cornus. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

1993 journal article

Phylogenetics of Seed Plants: An Analysis of Nucleotide Sequences from the Plastid Gene rbcL

Annals of the Missouri Botanical Garden, 80(3), 528.

TL;DR: Two exploratory parsimony analyses of DNA sequences from 475 and 499 species of seed plants, respectively, representing all major taxonomic groups indicate that rbcL sequence variation contains historical evidence appropriate for phylogenetic analysis at this taxonomic level of sampling. (via Semantic Scholar)
UN Sustainable Development Goal Categories
15. Life on Land (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: January 31, 2019

1992 journal article

Pachysandra (Buxaceae) Reexamined

Academia Sinica, 33, 201–207.

Qiuyun Xiang

Ed(s): E. Boufford & Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1990 journal article

Fossil mastixioid (Cornaceae) alive in Eastern Asia

American Journal of Botany, 77(5), 689–692.

By: R. Eyde* & X. Qiuyun*

Sources: NC State University Libraries, NC State University Libraries
Added: January 31, 2019

1989 journal article

A reclassification of the genus Clematoclethra (Actinidiaceae) and further note on the methodology of plant taxonomy

Acta Phytotax. Sin., 27, 81–95.

By: Y. Tang & Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1989 journal article

Cytological studies of Carex siderostricta Hance (Cyperaceae) and its importance in Phytogeography

Cathaya, 1, 49–60.

By: Y. Tang & Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1989 journal article

Taxonomy of Cornus shindleri complex based on quantitative analysis of some characters

Bulletin of Botanical Research, 9(1), 125–138.

By: Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1987 journal article

A neglected character of Cornus L. s. l. with special reference to a new subgenus -- Sinocornus

Acta Phytotax. Sin., 25, 25–131.

By: Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1987 journal article

Cytological studies on some plants of East China (I)

Acta Phytotax. Sin., 25, 1–8.

By: Y. Tang & Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

1987 journal article

Cytological studies on some plants of Sichuan and its neighboring regions (I).

Acta Phytotax. Sin, 22, 343–350.

By: Y. Tang, Q. Xiang & Y. Cao

Source: NC State University Libraries
Added: January 31, 2019

1987 journal article

System and synopsis of Cornus subgen. Syncarpea (Nakai) Q. Y. Xiang (Cornaceae)

Bulletin of Botanical Research, 7(2), 33–52.

By: Q. Xiang

Source: NC State University Libraries
Added: January 31, 2019

Employment

Updated: August 20th, 2019 16:34

2001 - present

North Carolina State University Raleigh, N. Carolina, US
Professor Plant and Microbial Biology

1997 - 2000

Idaho State University Pocatello, ID, US
Assistant Professor Biology

Education

Updated: August 20th, 2019 16:35

1990 - 1995

Washington State University Pullman, WA, US
PhD Botany

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