Also found in: Thesaurus, Wikipedia.
Switch to new thesaurus
|Noun||1.||Psilotaceae - small family of lower ferns having nearly naked stems and minute scalelike leaves|
fern family - families of ferns and fern allies
order Psilotales, Psilotales - lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.