Verbatim text: Haufler, C. H., M. D. Windham, D. M. Britton, and S. J. Robinson. 1985. Triploidy and its evolutionary significance in Cystopteris protrusa. Canad. J. Bot. 63: 1855--1863.
Author: Haufler, C.H., Windham, M.D., Britton, D.M., Robinson, S.J.
Year: 1985
Title: Triploidy and its evolutionary significance in Cystopteris protrusa
Journal: Canad. J. Bot
Volume: 63
Pages: 1855–1863