Also found in: Thesaurus, Wikipedia.
An epiphytic vascular plant (Psilotum nudum) of subtropical and tropical North and Central America, Asia, and Africa, having leafless green branching stems that bear spores.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Switch to new thesaurus
|Noun||1.||whisk fern - chiefly tropical clump-forming plants of skeletal appearance resembling whisk brooms; lacking roots|
fern ally - pteridophytes of other classes than Filicopsida
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.