Marchantiopsida

class of complex-thalloid liverworts Marchantiopsida (Marchantiopsida) is a class of organisms united by key anatomical and physiological traits. It contains 4 orders with 30 known species. This includes the order groups Blasiales, Lunulariales, Marchantiales, and Sphaerocarpales. Among its members, 13 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to liverwort (Marchantiophyta).