English noun: alligator weed | |||
1. | alligator weed (plant) prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses | ||
Synonyms | alligator grass, Alternanthera philoxeroides | ||
Broader (hypernym) | weed | ||
Member meronym | Alternanthera, genus Alternanthera | ||