Plant and Microbial Biology - 1971 Cleland, R., Thompson, W. F., Haughton, P. M., & Rayle, D. L. (1971). Macromolecule synthesis and wall extensibility in relation to the mechanism of auxin-induced cell elongation. In Plant Growth Substances 1970, VII International Congress on Plant Growth Substances. Thompson, W. F., & Cleland, R. (1971). Auxin and Ribonucleic Acid Synthesis in Pea Stem Tissue as Studied by Deoxyribonucleic Acid-Ribonucleic Acid Hybridization. PLANT PHYSIOLOGY, 48(6), 663–670. https://doi.org/10.1104/pp.48.6.663