Home >> Checklist: Usery Mountains Semi Regional Park >> Previous version of Key >> Identification Key (new version): Usery Mountains Semi Regional Park
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Plant
habit
trees
shrubs
vines / lianas
herbaceous
ferns & allies
grass-like
cactus-like / succulents
special groups
composites
legumes
milkweeds
mints
spurges
dicots
monocots
longevity
annual or biennial
perennial
stature
prostrate
scapose
erect or ascending; neither prostrate nor scapose
armature
unarmed
armed
sap
latex absent (sap clear)
latex present
leaves/twigs aromatic when crushed
without marked odor
clearly odiferous
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
deeply lobed or divided
some or all fully compound
leaf attachment
sessile or nearly so
leaf stalk (petiole) clearly present
winged petiolate
sheathing
Inflorescence
flowering month
Jan.
Feb.
March
April
May
June
July
Aug.
Sept.
Oct.
Nov.
Dec.
plant sexuality
monoecious
dioecious
bisexual flowers
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
B. Walden
Species Count: 100
Acanthaceae
Justicia californica
Apiaceae
Bowlesia incana
Daucus pusillus
Apocynaceae
Asclepias subulata
Funastrum heterophyllum
Matelea parvifolia
Metastelma arizonicum
Aristolochiaceae
Aristolochia watsonii
Asteraceae
Adenophyllum porophylloides
Ambrosia ambrosioides
Ambrosia confertiflora
Ambrosia deltoidea
Ambrosia dumosa
Baccharis sarothroides
Bahiopsis parishii
Chaenactis stevioides
Dimorphotheca sinuata
Eriophyllum lanosum
Eriophyllum pringlei
Lasthenia californica
Layia glandulosa
Logfia arizonica
Logfia filaginoides
Monoptilon bellioides
Perityle emoryi
Rafinesquia neomexicana
Sonchus asper
Sonchus oleraceus
Stylocline gnaphaloides
Stylocline micropoides
Uropappus lindleyi
Boraginaceae
Amsinckia intermedia
Cryptantha barbigera
Pectocarya platycarpa
Pectocarya recurvata
Phacelia distans
Plagiobothrys arizonicus
Plagiobothrys pringlei
Brassicaceae
Sisymbrium irio
Thysanocarpus curvipes
Cactaceae
Carnegiea gigantea
Cylindropuntia leptocaulis
Cucurbitaceae
Cucurbita digitata
Marah gilensis
Ephedraceae
Ephedra fasciculata
Ericaceae
Arctostaphylos pungens
Euphorbiaceae
Chamaesyce capitellata
Ditaxis lanceolata
Ditaxis neomexicana
Euphorbia abramsiana
Euphorbia eriantha
Euphorbia setiloba
Ricinus communis
Fabaceae
Acmispon brachycarpus
Acmispon rigidus
Acmispon strigosus
Marina parryi
Parkinsonia florida
Parkinsonia microphylla
Phaseolus filiformis
Senna covesii
Geraniaceae
Erodium texanum
Krameriaceae
Krameria bicolor
Krameria erecta
Lamiaceae
Condea emoryi
Loasaceae
Mentzelia involucrata
Malpighiaceae
Cottsia gracilis
Malvaceae
Abutilon berlandieri
Hibiscus denudatus
Sphaeralcea laxa
Montiaceae
Calandrinia ciliata
Onagraceae
Camissonia micrantha
Eremothera chamaenerioides
Eulobus californicus
Papaveraceae
Argemone gracilenta
Plantaginaceae
Mabrya acerifolia
Nuttallanthus texanus
Plantago ovata
Plantago patagonica
Poaceae
Aristida adscensionis
Bromus rubens
Echinochloa crus-galli
Muhlenbergia microsperma
Muhlenbergia porteri
Poa bigelovii
Polemoniaceae
Eriastrum diffusum
Linanthus bigelovii
Polygonaceae
Chorizanthe rigida
Eriogonum palmerianum
Eriogonum thomasii
Pterostegia drymarioides
Pteridaceae
Myriopteris parryi
Notholaena standleyi
Resedaceae
Oligomeris linifolia
Santalaceae
Phoradendron californicum
Selaginellaceae
Selaginella arizonica
Simmondsiaceae
Simmondsia chinensis
Solanaceae
Datura discolor
Datura wrightii
Lycium exsertum