Verbatim text: Pryer, K. M. and D. M. Britton. 1983. Spore studies in the genus Gymnocarpium. Canad. J. Bot. 61: 377--388.
Author: Pryer, K.M., Britton, D.M.
Year: 1983
Title: Spore studies in the genus Gymnocarpium
Journal: Canad. J. Bot
Volume: 61
Pages: 377–388