Reference:Johnson1945b
Verbatim text: Johnson, B.L. 1945. Natural hybrids between Oryzopsis hymenoides and several species of Stipa. Amer. J. Bot. 32:599-608
Author: Johnson, B.L.
Year: 1945
Title: Natural hybrids between Oryzopsis hymenoides and several species of Stipa
Journal: Amer. J. Bot
Volume: 32
Pages: 599–608