noun
1.
a. : a pteridophyte other than a member of the order Filicales
b. : any of various pteridophytes (as horsetails or club mosses) that are not leafy in habit as distinguished from the leafy true ferns
2. : water fern 1
noun
1.
a. : a pteridophyte other than a member of the order Filicales
b. : any of various pteridophytes (as horsetails or club mosses) that are not leafy in habit as distinguished from the leafy true ferns
2. : water fern 1
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012