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|Noun||1.||class Hepaticopsida - liverworts: comprises orders Anthocerotales; Jungermanniales; Marchantiales; Sphaerocarpales|
class - (biology) a taxonomic group containing one or more orders
Bryophyta, division Bryophyta - a division of nonflowering plants characterized by rhizoids rather than true roots and having little or no organized vascular tissue and showing alternation of generations between gamete-bearing forms and spore-bearing forms; comprises true mosses (Bryopsida) and liverworts (Hepaticopsida) and hornworts (Anthoceropsida)
hepatic, liverwort - any of numerous small green nonvascular plants of the class Hepaticopsida growing in wet places and resembling green seaweeds or leafy mosses