Reference:Wiegand1920a Verbatim text: Wiegand, K. M. 1920. Additional notes on Amelanchier. Rhodora 22: 146–151. Author: Wiegand, K.M. Year: 1920 Title: Additional notes on Amelanchier Journal: Rhodora Volume: 22 Pages: 146–151 Category: Reference Facts... more about "Wiegand1920a"RDF feedAuthorWiegand, K.M. +JournalRhodora +