1. Aquatic plant with deep green foliage useful to oxygenate an aquarium; sometimes placed in genus Egeria
   - dense-leaved elodea, Egeria densa

Type of: waterweed

• spermaceti
• spermary
• spermatheca
• spermatic
• spermatic cord
• spermatid
• spermatocele
• spermatocide
• spermatocyte
• spermatogenesis
• spermatogonium
• spermatophore
• Spermatophyta
• spermatophyte
• spermatozoan
• spermatozoid
• spermatozoon
• spermicidal
• spermicide
• spermologist
• spermophile
• Spermophilus
• spermous
• Sperry
• spessartine