:

:
Plant
  habit
   shrubs
   herbaceous
   grass-like
   ferns & allies
   aquatic & OBL wetland species
  special groups
   arums
   milkweeds
   dicots
   monocots
  longevity
   annual or biennial
   perennial
  reproductive mode
   produces flowers, fruits, seeds
   produces spores
Leaves
  arrangement/phyllotaxy
   basal
   alternate
   opposite
   whorled
Flower
  ovaries/pistils per flower
   1
   2-5
   more than 5
Fruit or Cone
  fruit consistency at maturity
   dry/leathery
   fleshy

Utah's Obligate Aquatic Plants

Bennett Hestmark and Mary Barkworth
Species Count: 179

Alismataceae

Amaranthaceae

Apiaceae

Apocynaceae

Araceae

Brassicaceae

Ceratophyllaceae

Cyperaceae

Haloragaceae

Hydrocharitaceae

Isoetaceae

Juncaceae

Juncaginaceae

Lentibulariaceae

Marsileaceae

Menyanthaceae

Nymphaeaceae

Onagraceae

Phrymaceae

Plantaginaceae

Poaceae

Polygonaceae

Potamogetonaceae

Ranunculaceae

Ruppiaceae

Salviniaceae

Typhaceae