American Fern Society
Mildred E. Faust, Lenette R. Atkinson, Norman P. Marengo, Leroy K. Henry, W. E. Buker and Neill D. HallVolume:
57
Language:
english
Journal:
American Fern Journal
DOI:
10.2307/1546849
Date:
April, 1967
File:
PDF, 558 KB
english, 1967