Answers are grounded in this paper and cite their sources.
Journal Article Spiraea Ulmaria, L., and its Bearing on the Problem of Xeromorphy in Marsh Plants Get access R. H. YAPP, M.A. R. H. YAPP, M.A. Professor of Botany University College of WalesAberystwyth Search for other works by this author on: Oxford Academic PubMed Google Scholar Annals of Botany, Volume os-26, Issue 3, July 1912, Pages 815–870, https://doi.org/10.1093/oxfordjournals.aob.a089419 Published: 01 July 1912
No takes yet. Share an insight, caveat, or question.
R. H. Yapp (1912) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: