noun
: a theory in botany: the sporophyte of a vascular plant is derived from a transition form comparable to the protocorm of some club mosses — compare cauloid theory
noun
: a theory in botany: the sporophyte of a vascular plant is derived from a transition form comparable to the protocorm of some club mosses — compare cauloid theory
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012