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Plant
habit
trees
shrubs
herbaceous
grass-like
cactus-like / succulents
armature
unarmed
armed
Leaves
arrangement/phyllotaxy
basal
alternate
opposite
whorled
fascicled/clustered along stem
blade division
all simple
deeply lobed or divided
some or all fully compound
Fruit or Cone
fruit consistency at maturity
dry/leathery
fleshy
Amsonia tharpii associated species
Species Count: 73
Acanthaceae
Stenandrium barbatum
Anacardiaceae
Rhus microphylla
Apocynaceae
Asclepias macrotis
Asteraceae
Gaillardia
Gaillardia pinnatifida
Gutierrezia
Parthenium incanum
Senecio
Tetraneuris scaposa
Berberidaceae
Mahonia trifoliata
Boraginaceae
Nama carnosa
Oreocarya
Phacelia
Brassicaceae
Nerisyrenia camporum
Cactaceae
Cylindropuntia
Cylindropuntia imbricata
Cylindropuntia leptocaulis
Echinocactus horizonthalonius
Echinocereus dasyacanthus
Opuntia
Cupressaceae
Juniperus
Juniperus pinchotii
Ephedraceae
Ephedra
Ephedra aspera
Ephedra torreyana
Ephedra trifurca
Euphorbiaceae
Croton dioicus
Euphorbia
Euphorbia acuta
Euphorbia chaetocalyx
Euphorbia fendleri
Fabaceae
Acacia greggii
Dalea formosa
Mimosa borealis
Prosopis glandulosa
Fagaceae
Quercus havardii
Krameriaceae
Krameria
Krameria erecta
Krameria lanceolata
Lamiaceae
Poliomintha incana
Loasaceae
Mentzelia
Mentzelia humilis
Mentzelia multiflora
Nyctaginaceae
Allionia incarnata
Onagraceae
Oenothera serrulata
Orobanchaceae
Castilleja
Plantaginaceae
Plantago patagonica
Poaceae
Aristida
Aristida purpurea
Bouteloua
Bouteloua breviseta
Bouteloua curtipendula
Bouteloua hirsuta
Elymus
Erioneuron
Hesperostipa
Hesperostipa neomexicana
Hilaria jamesii
Muhlenbergia
Panicum hallii
Poa
Sporobolus
Polemoniaceae
Gilia
Polygalaceae
Polygala
Polygala alba
Polygonaceae
Eriogonum
Eriogonum havardii
Eriogonum rotundifolium
Eriogonum tenellum
Rhamnaceae
Condalia ericoides
Solanaceae
Lycium
Zygophyllaceae
Larrea
Larrea tridentata