American Fern Society
Ira L. Wiggins, Mildred E. Faust, Walter S. Phillips, Howard Tench, Rena Allen and Lyman BensonVolume:
49
Language:
english
Journal:
American Fern Journal
DOI:
10.2307/1545111
Date:
April, 1959
File:
PDF, 1.35 MB
english, 1959