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Plant
habit
trees
shrubs
vines / lianas
herbaceous
ferns & allies
grass-like
cactus-like / succulents
aquatic & OBL wetland species
special groups
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
blade division
all simple
deeply lobed or divided
some or all fully compound
Flower
principal flower color
white or cream
purple
blue
green
yellow
orange
red
pink
brown
inconspicuous
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Rick Overson and Laura Steger
Species Count: 426
Acanthaceae
Amaranthaceae
Anacardiaceae
Apiaceae
Apocynaceae
Aristolochiaceae
Asparagaceae
Asteraceae
Berberidaceae
Betulaceae
Boraginaceae
Brassicaceae
Cactaceae
Campanulaceae
Cannabaceae
Caprifoliaceae
Caryophyllaceae
Celastraceae
Cleomaceae
Commelinaceae
Convolvulaceae
Crassulaceae
Crossosomataceae
Cucurbitaceae
Cupressaceae
Cyperaceae
Ephedraceae
Equisetaceae
Ericaceae
Euphorbiaceae
Fabaceae
Fagaceae
Fouquieriaceae
Garryaceae
Geraniaceae
Hydrangeaceae
Juglandaceae
Juncaceae
Krameriaceae
Lamiaceae
Liliaceae
Linaceae
Loasaceae
Malpighiaceae
Malvaceae
Montiaceae
Moraceae
Nyctaginaceae
Oleaceae
Onagraceae
Orchidaceae
Orobanchaceae
Oxalidaceae
Papaveraceae
Phrymaceae
Phytolaccaceae
Pinaceae
Plantaginaceae
Platanaceae
Poaceae
Polemoniaceae
Polygalaceae
Polygonaceae
Primulaceae
Pteridaceae
Ranunculaceae
Rhamnaceae
Rosaceae
Rubiaceae
Rutaceae
Salicaceae
Santalaceae
Sapindaceae
Saxifragaceae
Selaginellaceae
Simmondsiaceae
Solanaceae
Tamaricaceae
Typhaceae
Verbenaceae
Vitaceae
Zygophyllaceae