water mat

English Thesaurus

1. aquatic herb with yellowish flowers; central and western United States (noun.plant)

hypernym	:	golden saxifrage, golden spleen,
definition	:	any of various low aquatic herbs of the genus Chrysosplenium (noun.plant)

member meronym	:	chrysosplenium, genus chrysosplenium,
definition	:	genus of widely distributed semiaquatic herbs with minute greenish-yellow apetalous flowers (noun.plant)