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).

By: Y. Sun*, X. Zhang *, A. Zhang *, J. Landis *, H. Zhang *, H. Sun *, Q. Xiang n , H. Wang *

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)
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Added: January 12, 2023

Asexual lineages are perceived to be short-lived on evolutionary timescales. Hence, reports for exceptional cases of putative 'ancient asexuals' usually raise questions about the persistence of such species. So far, there have been few studies to solve the mystery in plants. The monotypic