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Plant
habit
trees
shrubs
vines / lianas
herbaceous
special groups
legumes
milkweeds
mints
dicots
longevity
annual or biennial
perennial
sap
latex absent (sap clear)
latex present
leaves/twigs aromatic when crushed
without marked odor
clearly odiferous
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
blade division
all simple
deeply lobed or divided
some or all fully compound
venation
pinnately veined
palmately veined
leaf attachment
sessile or nearly so
sessile and auriculate clasping
leaf stalk (petiole) clearly present
stipules
stipules absent
stipules or their scars present
leaf (leaflet) margin
entire
toothed
lobed
revolute
Inflorescence
plant sexuality
monoecious
dioecious
bisexual flowers
Flower
principal flower color
white or cream
purple
blue
green
yellow
red
pink
inconspicuous
perianth
calyx and corolla present
= one whorl or tepals
calyx (sepal) fusion
sepals separate (polysepalous)
sepals fused (synsepalous)
corolla (petal) fusion
petals separate
fused, at least toward base
stamen fusion
fused to each other (e.g. monadelphous)
fused to corolla (epipetalous)
distinct, attached on or below ovary
ovary position
sepals/petals attached above middle of ovary (inferior or partly inferior ovary)
sepals/petals attached below middle of ovary (ovary superior)
ovule placentation
axile
parietal
basal
marginal
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Fruit Dehiscence
dehiscent (splits open)
indehiscent
mature fruit dehiscence
opening along 1-2 seams
opening along 3 to many seams
does not split open to release seed
Stem & Twigs
succulent vs non-succulent
succulent
not succulent