Verbatim text: Frahm, J.-P. and D. H. Vitt. 1978. A taxonomic study of Campylopus schimperi and C. subulatus in North America. Brittonia 30: 365–372.
Author: Frahm, J.-P., Vitt, D.H.
Year: 1978
Title: A taxonomic study of Campylopus schimperi and C. subulatus in North America
Journal: Brittonia
Volume: 30
Pages: 365–372