Reference:Somers1982a
Verbatim text: Somers, P. 1982. A unique type of microsporangium in Selaginella series Articulatae. Amer. Fern J. 72: 88--92.
Author: Somers, P.
Year: 1982
Title: A unique type of microsporangium in Selaginella series Articulatae
Journal: Amer. Fern J
Volume: 72
Pages: 88–92