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Checklist: Havasu National Wildlife Refuge (IP)
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Identification Key (new version): Havasu National Wildlife Refuge (IP)
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-- Select a Taxonomic Group --
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Abronia
Ambrosia
Amsinckia
Androstephium
Apocynaceae
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Asclepias
Asparagaceae
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Plant
habit
trees
shrubs
vines / lianas
herbaceous
grass-like
aquatic & OBL wetland species
special groups
composites
legumes
milkweeds
mints
dicots
monocots
longevity
annual or biennial
perennial
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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
leaf attachment
sessile or nearly so
leaf stalk (petiole) clearly present
winged petiolate
sheathing
Inflorescence
flowering season
spring
summer
fall
winter
type
solitary
spike
raceme
umbel
corymb
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Flower
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2-5
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
Havasu National Wildlife Refuge (IP)
Species Count: 48
Apocynaceae
Asclepias albicans
Funastrum hirtellum
Asparagaceae
Androstephium breviflorum
Hesperocallis undulata
Asteraceae
Ambrosia dumosa
Atrichoseris platyphylla
Baccharis salicina
Calycoseris wrightii
Chaenactis stevioides
Geraea canescens
Malacothrix glabrata
Peucephyllum schottii
Trichoptilium incisum
Boraginaceae
Amsinckia tessellata
Cryptantha fulvocanescens
Cryptantha pterocarya
Johnstonella angustifolia
Pectocarya heterocarpa
Pectocarya platycarpa
Phacelia crenulata
Phacelia neomexicana
Phacelia ramosissima
Tiquilia canescens
Brassicaceae
Brassica nigra
Caulanthus lasiophyllus
Descurainia pinnata
Dithyrea californica
Cyperaceae
Schoenoplectus americanus
Fabaceae
Acmispon rigidus
Lotus corniculatus
Lamiaceae
Salazaria mexicana
Loasaceae
Mentzelia obscura
Mentzelia tricuspis
Nyctaginaceae
Abronia villosa
Onagraceae
Chylismia arenaria
Plantaginaceae
Mohavea confertiflora
Neogaerrhinum filipes
Plantago ovata
Poaceae
Aristida adscensionis
Hilaria rigida
Vulpia octoflora
Polygonaceae
Eriogonum thomasii
Pterostegia drymarioides
Salicaceae
Salix gooddingii
Solanaceae
Lycium parishii
Physalis crassifolia
Tamaricaceae
Tamarix chinensis
Zygophyllaceae
Fagonia laevis