water clover

English Thesaurus

1. water fern of Europe and Asia and the eastern United States distinguished by four leaflets resembling clover leaves (noun.plant)

hypernym	:	clover fern, pepperwort,
definition	:	any of several water ferns of the genus Marsilea having four leaflets (noun.plant)

member meronym	:	genus marsilea, marsilea,
definition	:	clover ferns (noun.plant)