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Plant
habit
trees
shrubs
vines / lianas
herbaceous
grass-like
cactus-like / succulents
aquatic & OBL wetland species
special groups
composites
legumes
milkweeds
mints
spurges
dicots
monocots
longevity
annual or biennial
perennial
armature
unarmed
armed
sap
latex absent (sap clear)
latex present
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
ovaries/pistils per flower
1
2-5
more than 5
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Walter Fertig and Jason Alexander
Species Count: 318
Amaranthaceae
Amaryllidaceae
Anacardiaceae
Apiaceae
Apocynaceae
Asparagaceae
Asteraceae
Boraginaceae
Brassicaceae
Cactaceae
Cleomaceae
Convolvulaceae
Cucurbitaceae
Cupressaceae
Cyperaceae
Elaeagnaceae
Ephedraceae
Euphorbiaceae
Fabaceae
Fagaceae
Gentianaceae
Geraniaceae
Grossulariaceae
Iridaceae
Juncaceae
Lamiaceae
Liliaceae
Linaceae
Loasaceae
Malvaceae
Martyniaceae
Nyctaginaceae
Oleaceae
Onagraceae
Orobanchaceae
Papaveraceae
Pinaceae
Plantaginaceae
Poaceae
Polemoniaceae
Polygonaceae
Portulacaceae
Potamogetonaceae
Ranunculaceae
Rosaceae
Salicaceae
Santalaceae
Sarcobataceae
Simaroubaceae
Solanaceae
Tamaricaceae
Ulmaceae
Verbenaceae
Vitaceae
Zygophyllaceae