:

:
Plant
  habit
   trees
   shrubs
   vines / lianas
   herbaceous
   aquatic & OBL wetland species
Leaves
  arrangement/phyllotaxy
   alternate
   whorled
  blade division
   all simple
   some or all fully compound
  fleshy or succulent leaves
   fleshy/succulent
   not fleshy/succulent
Flower
  ovaries/pistils per flower
   1
   2-5
   more than 5
  ovary position
   sepals/petals attached above middle of ovary (inferior or partly inferior ovary)
   sepals/petals attached below middle of ovary (ovary superior)
Fruit or Cone
  fruit consistency at maturity
   dry/leathery
   fleshy

Maine Other Angiosperms - USDA Plants Database

Species Count: 14

Aristolochiaceae

Cabombaceae

Ceratophyllaceae

Lauraceae

Nymphaeaceae