Reference:Fernald1925a Verbatim text: Fernald, M. L. 1925. Pontederia versus Unisema. Rhodora 27: 76–81. Author: Fernald, M.L. Year: 1925 Title: Pontederia versus Unisema Journal: Rhodora Volume: 27 Pages: 76–81 Category: Reference Facts... more about "Fernald1925a"RDF feedAuthorFernald, M.L. +JournalRhodora +