Category: Monocots
Family Name: Hydrocharitaceae

Egeria - [maps | photos]

• Egeria densa * Planch.
  NWI R2 TN: Obligate Wetland
  Common Name: Brazilian water-weed
  Synonyms:
  

         • Elodea densa (Planch.) Caspary

Elodea - [maps | photos]

• Elodea canadensis Michx.
  NWI R2 TN: Obligate Wetland
  Common Name: Canadian water-weed
  Synonyms:
  

         • Elodea linearis (Rydb.) St. John

• Elodea nuttallii (Planch.) St. John (TN Special Concern)
  NWI R2 TN: Obligate Wetland
  Common Name: western water-weed

Hydrilla - [maps | photos]

• Hydrilla verticillata * (L.f.) Royle
  NWI R2 TN: Obligate Wetland
  Common Name: water thyme

Limnobium - [maps | photos]

• Limnobium spongia (Bosc) L.C. Rich. ex Steud
  NWI R2 TN: Obligate Wetland
  Common Name: American sponge-plant

Najas - [maps | photos]

• Najas gracillima A. Braun ex Engelm.
  NWI R2 TN: Obligate Wetland
  Common Name: slender water-nymph

• Najas guadalupensis (Spreng.) Magnus
  NWI R2 TN: Obligate Wetland
  Common Name: southern water-nymph

• Najas minor * All.
  NWI R2 TN: Obligate Wetland
  Common Name: brittle water-nymph

Vallisneria - [maps | photos]

• Vallisneria americana Michx.
  NWI R2 TN: Obligate Wetland
  Common Name: American eel-grass