Found 2 items, similar to water arum.
English → English (WordNet) Definition: water arum water arum n : plant of wetlands and bogs of temperate regions having small greenish flowers partly enclosed in a white spathe and red berries [syn: wild calla, Calla palustris]
English → English (gcide) Definition: Water arum Water arum \Wa“ter a”rum\ (Bot.) An aroid herb (Calla palustris) having a white spathe. It is an inhabitant of the north temperate zone. [1913 Webster]