noun Download 🔗Share A type of bryophyte (includes mosses, liverworts, and hornworts) with a leafy stem or leafless thallus characterized by a dominant gametophyte stage and a lack of stomata on the sporophyte stage of the life cycle. Examples : "While hiking in the damp forest, the biology student noticed a patch of liverwort growing on a decaying log, recognizing it as a type of bryophyte similar to moss. " plant biology organism nature science Chat with AIVocabulary GamePractice Reading