Egeria densa (Anacharis, Elodea, Waterweed)

Egeria densa, commonly known as Anacharis, Elodea, or Waterweed, is an aquatic plant that serves as a great oxygenator in fish tanks. It features long, slender stems with whorls of bright green, narrow leaves. This plant quickly grows and forms dense, lush clusters that provide shelter for fish and other aquatic organisms.