| chrysosplenium | (n) genus of widely distributed semiaquatic herbs with minute greenish-yellow apetalous flowers, Syn. genus Chrysosplenium |
| water carpet | (n) aquatic herb with yellowish flowers; central and western United States, Syn. Chrysosplenium americanum, water mat |
| Chrysosplenium | n. a genus of widely distributed semiaquatic herbs with minute greenish-yellow apetalous flowers. |