Verbatim text: Morgan, D. R. 1997. Reticulate evolution in Machaeranthera (Asteraceae). Syst. Bot. 22: 599–615.
Author: Morgan, D.R.
Year: 1997
Title: Reticulate evolution in Machaeranthera (Asteraceae)
Journal: Syst. Bot
Volume: 22
Pages: 599–615