plant order - the order of plants

Bryopsida, class Bryopsida, class Musci, Musci - true mosses: bryophytes having leafy rather than thalloid gametophytes: comprises orders Andreaeales; Bryales; Dicranales; Eubryales; Sphagnales

Bryaceae, family Bryaceae - a family of acrocarpous mosses

family Mniaceae, Mniaceae - family of erect mosses with club-shaped paraphyses and the hexagonal cells of the upper leaf surface; sometimes treated as a subfamily of Bryaceae