Bryopsida

class of plants Bryopsida (Bryopsida) is a class of organisms united by key anatomical and physiological traits. It contains 20 orders with 584 known species. Key order groups include Archidiales, Aulacomniales, Bartramiales, Bryales, Buxbaumiales, and Catoscopiales. Among its members, 166 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to Bryophyta (Bryophyta).