Definitions for "Liverwort"
A ranunculaceous plant (Anemone Hepatica) with pretty white or bluish flowers and a three-lobed leaf; -- called also squirrel cups.
A flowerless plant (Marchantia polymorpha), having an irregularly lobed, spreading, and forking frond.
An ancient plant, one that colonised the land fairly early on in the history of plants on land. It has an alternation of generation reproductive style, with the gametophyte being the dominant generation. Water is needed for reproduction, and now these plants are generally confined to damp areas such as stream edges, flowerpots and marsh. They do not have vascular tissue, and lack true roots.