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Plant
habit
trees
shrubs
vines / lianas
herbaceous
grass-like
ferns & allies
cactus-like / succulents
aquatic & OBL wetland species
special groups
arums
composites
legumes
milkweeds
mints
orchids
spurges
dicots
monocots
longevity
annual or biennial
perennial
armature
unarmed
armed
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
Flower
ovaries/pistils per flower
1
2-5
more than 5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Eric Knox, Paul Rothrock
Species Count: 420
Acanthaceae
Adoxaceae
Alismataceae
Amaranthaceae
Amaryllidaceae
Apiaceae
Apocynaceae
Araceae
Araliaceae
Asparagaceae
Aspleniaceae
Asteraceae
Berberidaceae
Betulaceae
Bignoniaceae
Blechnaceae
Boraginaceae
Brassicaceae
Buxaceae
Cabombaceae
Caprifoliaceae
Caryophyllaceae
Ceratophyllaceae
Cistaceae
Colchicaceae
Convolvulaceae
Cornaceae
Crassulaceae
Cucurbitaceae
Cupressaceae
Cyperaceae
Droseraceae
Dryopteridaceae
Elaeagnaceae
Equisetaceae
Ericaceae
Eriocaulaceae
Euphorbiaceae
Fabaceae
Fagaceae
Gentianaceae
Geraniaceae
Haloragaceae
Hydrocharitaceae
Hymenophyllaceae
Hypericaceae
Isoetaceae
Iteaceae
Juglandaceae
Juncaceae
Juncaginaceae
Lamiaceae
Lentibulariaceae
Liliaceae
Linaceae
Loganiaceae
Lycopodiaceae
Lygodiaceae
Lythraceae
Magnoliaceae
Malvaceae
Melanthiaceae
Menispermaceae
Montiaceae
Onagraceae
Onocleaceae
Ophioglossaceae
Orchidaceae
Orobanchaceae
Papaveraceae
Passifloraceae
Pinaceae
Plantaginaceae
Poaceae
Polemoniaceae
Polygalaceae
Polygonaceae
Polypodiaceae
Potamogetonaceae
Primulaceae
Pteridaceae
Ranunculaceae
Rhamnaceae
Rosaceae
Salicaceae
Salviniaceae
Sapotaceae
Sarraceniaceae
Saxifragaceae
Scheuchzeriaceae
Selaginellaceae
Styracaceae
Taxaceae
Tofieldiaceae
Typhaceae
Violaceae
Vitaceae
Xyridaceae