liverwort

n. (Bot.) 1. A ranunculaceous plant (Anemone Hepatica) with pretty white or bluish flowers and a three-lobed leaf; -- called also squirrel cups. [ 1913 Webster ]

2. A flowerless plant (Marchantia polymorpha), having an irregularly lobed, spreading, and forking frond. [ 1913 Webster ]

☞ From this plant many others of the same order (Hepaticæ) have been vaguely called liverworts, esp. those of the tribe Marchantiaceæ. See Illust. of Hepatica. [ 1913 Webster ]