Search Result for "horned_pondweed":
Wordnet 3.0

NOUN (1)

1. found in still or slow-moving fresh or brackish water; useful to oxygenate cool water ponds and aquaria;
[syn: horned pondweed, Zannichellia palustris]


The Collaborative International Dictionary of English v.0.48:

Pondweed \Pond"weed`\, n. (Bot.) Any aquatic plant of the genus Potamogeton, of which many species are found in ponds or slow-moving rivers. [1913 Webster] Choke pondweed, an American water weed (Anarcharis Canadensis, syn. Elodea Canadensis.) See Anacharis. Horned pondweed, the Zannichellia palustris, a slender, branching aquatic plant, having pointed nutlets. [1913 Webster]
WordNet (r) 3.0 (2006):

horned pondweed n 1: found in still or slow-moving fresh or brackish water; useful to oxygenate cool water ponds and aquaria [syn: horned pondweed, Zannichellia palustris]