MUSCI

Bryopsida, class Bryopsida, Musci, class Musci

(noun) true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales

Source: WordNet® 3.1

Mus"ci, n. pl. Etym: [L. muscus moss.] (Bot.)

Definition: An order or subclass of cryptogamous plants; the mosses. See Moss, and Cryptogamia.

Source: Webster’s Unabridged Dictionary 1913 Edition