1. true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales; [syn: Bryopsida, class Bryopsida, Musci, class Musci]
WordNet (r) 3.0 (2006):
class Bryopsida
n 1: true mosses: bryophytes having leafy rather than thalloid
gametophytes: comprises orders Andreaeales; Bryales;
Dicranales; Eubryales; Sphagnales [syn: Bryopsida, class
Bryopsida, Musci, class Musci]