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Plant
habit
trees
shrubs
cactus-like / succulents
armature
unarmed
armed
Leaves
arrangement/phyllotaxy
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
some or all fully compound
Inflorescence
flowering season
spring
summer
fall
winter
flowering month
Jan.
Feb.
March
April
June
July
Aug.
Sept.
Oct.
Nov.
Dec.
position
in axils of leaves
terminal
type
solitary
spike
raceme
corymb
head/capitate/glomerules
panicle
cymose
cone
plant sexuality
monoecious
dioecious
bisexual flowers
Flower
principal flower color
white or cream
purple
green
yellow
orange
red
pink
brown
corolla symmetry
regular
bilateral
number of fertile stamens
3
4
5
7 or more
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
fruit color at maturity
brown
yellow
red
green
white/gray
Stem & Twigs
succulent vs non-succulent
succulent
not succulent
Sonoran Desert Field Botany (ASU) Spring 2025
Liz Makings
Species Count: 14
Asteraceae
Ambrosia deltoidea
Ambrosia salsola
Encelia farinosa
Cactaceae
Carnegiea gigantea
Cylindropuntia leptocaulis
Ferocactus cylindraceus
Ephedraceae
Ephedra aspera
Fabaceae
Acacia greggii
Olneya tesota
Parkinsonia microphylla
Prosopis velutina
Krameriaceae
Krameria bicolor
Solanaceae
Lycium berlandieri
Zygophyllaceae
Larrea tridentata