| hydrocharis | (n) frogbit, Syn. genus Hydrocharis |
| hydrocharitaceae | (n) simple nearly stemless freshwater aquatic plants; widely distributed, Syn. frog's-bit family, Hydrocharidaceae, family Hydrocharitaceae, family Hydrocharidaceae, frogbit family |
| frogbit | (n) European floating plant with roundish heart-shaped leaves and white flowers, Syn. frog's-bit, Hydrocharis morsus-ranae |