Page:Parsons How to Know the Ferns 7th ed.djvu/195

From Wikisource
Jump to navigation Jump to search
This page has been validated.
PLATE XXVI

MARSH FERN

Fertile frond Sterile frond

163

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Parsons_How_to_Know_the_Ferns_7th_ed.djvu/195&oldid=7985344"