1. Tropical aquatic plant with dense whorls of dark green leaves, commonly used in aquariums for oxygenation
   "Dense-leaved elodea helps maintain water quality in home aquariums"; "Elodea densa helps maintain water quality in home aquariums";
   - Elodea densa, Egeria densa

1. Submerged freshwater perennials
   "Elodea is commonly used in aquariums as an oxygenating plant";
   - genus Elodea, pondweed, ditchmoss

Type of: liliopsid genus, monocot genus, waterweed

Part of: family Hydrocharitaceae, frogbit family, frog's-bit family, Hydrocharitaceae

Encyclopedia: Elodea