1. Prolific South American aquatic weed having grasslike leaves and short spikes of white flowers; clogs waterways with dense floating masses
   - alligator weed, alligator grass

Type of: weed

Part of: Alternanthera, genus Alternanthera

Encyclopedia: Alternanthera philoxeroides

• environmentalist
• environmentally
• environmentally-friendly
• environs
• envisage
• envision
• envisioned
• envisioning
• envoi
• envoy
• envoy extraordinary
• envy
• enwrap
• enwrapped
• Enzed
• enzootic
• enzymatic
• enzyme
• enzyme-linked-immunosorbent serologic assay
• enzymic
• enzymologist
• enzymology
• Eocene
• Eocene epoch
• eohippus