Reference:Buck1977a
Verbatim text: Buck, W. R. 1977. A new species of Selaginella in the Selaginella apoda complex. Canad. J. Bot. 55: 366--371.
Author: Buck, W.R.
Year: 1977
Title: A new species of Selaginella in the Selaginella apoda complex
Journal: Canad. J. Bot
Volume: 55
Pages: 366–371