Cymopterus multinervatus (Apiaceae):  flowers (February-March), seeds (April).

* non-native

Pteridaceae (True Ferns)
PHOTOS:  Desert Ferns Guide
Argyrochosma limitanea
Cheilanthes lindheimeri
Cheilanthes feei
Cheilanthes tomentosa
Cheilanthes wootonii
Cheilanthes wrightii
Astrolepis sinuata
Astrolepis windhamii
Astrolepis cochisensis ssp. arizonica
Astrolepis cochisensis ssp. cochisensis
Astrolepis integerrima
Pellaea ternifolia
Pellaea truncata

GYMNOSPERMS
Cupressaceae (Cypress Family)
Juniperus coahuilensis [= J. erythrocarpa] (redberry juniper)

Ephedraceae (Jointfir Family)
Ephedra trifurca (longleaf ephedra)

Lesquerella gordonii	Hibiscus coulteri	Allium macropetalum	Thamnosma texana

Centaureum calycosum	Delphinium scaposum	Verbena neomexicana	Mirabilis linearis

ANGIOSPERMS
Acanthaceae (Acanthus Family)
Anisacanthus thurberi (desert honeysuckle)
Carlowrightia arizonica (wrightwort)

Agavaceae (Agave Family)
PHOTOS:  Agaves
Agave palmeri (Palmer agave)
Agave schottii (lechugilla, hellgrass)
Yucca baccata (banana yucca)
Yucca elata (soaptree yucca)

Amaranthaceae (Amaranth Family)
Gomphrena nitida (ball clover, pearly globe amaranth)
Tidestromia lanuginosa (honeymat, woolly tidestromia)

Amaryllidaceae (Amaryllis Family)
Milla biflora (Mexican star)

Anacardiaceae (Cashew Family)
Rhus choriophylla (desert sumac)
Rhus microphylla (littleleaf sumac)
Rhus trilobata (skunkbush)

Apiaceae (Parsley Family)
Bowlesia incana
Cymopterus multinervatus
Daucus arizonica (wild carrot)

Apocynaceae (Dogbane Family)
Macrosiphonia macrosiphon (Huachuca rock trumpet)

Aristolochiaceae (Pipevine Family)
Aristolochia watsonii (desert pipevine)

Asclepiadaceae (Milkweed Family)
Sarcostemma cynanchoides (climbing milkweed)

Asteraceae (Composite Family; Sunflower Family)
Acourtia nana (desert holly)
Acourtia wrightii (desert peony)
Ambrosia ambrosioides (ragweed)
Anaphalis margaritacea (pearly everlasting)
Baccharis salicifolia [= B. glutinosa] (seepwillow)
Baccharis sarothroides (desert broom)
Bahia absinthifolia (hairyseed bahia)
Baileya multiradiata (desert marigold)
Brickellia
*Cirsium vulgare (bull thistle)
Encelia farinosa (brittlebush, incienso)
Flourensia cernua. (tarbush)
Isocoma tenuisecta (burroweed)
Parthenium incanum (mariola)
Pyrrhopappus pauciflorus (desert chicory)
Rafinesquia neomexicana
Xanthium strumarium (cocklebur)
Zinnia acerosa (desert zinnia)

Bignoniaceae (Catalpa Family)
Chilopsis linearis (desert willow)

Bixaceae (Lipstick Tree Family)
Amoreuxia palmatifida (Mexican yellowshow)

Boraginaceae (Forget-me-not Family)
Cryptantha
Pectocarya heterocarpa (chuckwalla combseed)

Brassicaceae (Mustard Family)
Draba
Lepidium
Lesquerella purpurea (white bladderpod)
Lesquerella gordonii (yellow bladderpod)
Streptanthus carinatus (jewelflower)
Thysanocarpus curvipes (lacepod)

Cactaceae (Cactus Family)
PHOTOS:  Cacti
Carnegia gigantea (saguaro)
Cylindropuntia spinosior (cane cholla)
Echinocereus triglochidiatus (claret cup)
Echinocereus fasciculatus (hedgehog cactus)
Echinocereus rigidissimus [= E. pectinatus var. rigidissimus] (rainbow cactus)
Echinomastus erectocentrus var. erectocentrus (needlespine)
Escobaria vivipara [= Coryphantha vivipara var. bisbeeana] (spinystar)
Ferocactus wislizeni (fishhook barrel, compass barrel)
Mammillaria grahamii [= M. microcarpa] (strawberry cactus)
Mammillaria oliviae [form of M. grahamii with straight white spines]
Mammillaria macdougalii (flat cactus)
Opuntia chlorotica (pancake pricklypear)
Opuntia engelmannii (common pricklypear)
Opuntia leptocaulis (Christmas cholla)
Opuntia macrocentra (blackspine prickly pear)
Opuntia phaeacantha (brownspine pricklypear)

Amorpha fruticosa	Vauquelinia californica	Mortonia scabrella	Crossosoma bigelovii

Capparidaceae (Caper Family)
Polanisia dodecandra (redwhisker clammyweed)

Caprifoliaceae (Honeysuckle Family)
Sambucus nigra ssp. cerulea [= S. cerulea] (Mexican elder)

Celastraceae (Bittersweet Family)
Mortonia scabrella (sandpaper bush)

Chenopodiaceae (Goosefoot Family)
Atriplex canescens (fourwing saltbush)
*Salsola tragus (Russian thistle, tumbleweed)

Commelinaceae
Commelina erecta (dayflower)

Convolvulaceae (Morning Glory Family)
Evolvulus alsinoides (slender dwarf morning glory)
Evolvulus arizonicus (wild dwarf morning glory)

Crassulaceae (Stonecrop Family)
PHOTOS:  Stonecrop
Graptopetalum bartramii (Bartram’s Stonecrop)

Crossosomataceae (Rockflower Family)
Crossosoma bigelovii (ragged rockflower)

Cucurbitaceae (Cucumber Family)
Apodanthera undulata (coyote melon, melon loco)
Marah gilensis (bur cucumber)
Cucurbita digitata (coyote gourd, fingerleaf gourd)
Cucurbita foetidissima (buffalo gourd)

Euphorbiaceae (Spurge Family)
Chamaesyce polycarpa (sandmat)
Jatropha cardiophylla (sangre de drago, limberbush) [shrub]
Jatropha macrorhiza (sangre de drago) [perennial herb]

Fabaceae (Legume Family)
Acacia angustissima
Acacia constricta (whitethorn acacia)
Acacia greggii (catclaw)
Amorpha fruticosa (false indigo, leadplant)
Astragalus
Calliandra eriophylla (fairyduster)
Cercidium floridum (blue palo verde)
Dalea formosa (feather dalea)
Dalea mollis (velvet prairie clover)
Erythrina flabelliformis (coralbean)
Lotus greenei (deervetch)
Lupinus sparsiflorus (desert lupine)
Lupinus concinnus (bajada lupine)
Mimosa aculeaticarpa (wait-a-minute)
Mimosa dysocarpa (velvet-pod mimosa)
Prosopis velutina (velvet mesquite)

Fagaceae (Beech Family)
Quercus pungens (sandpaper oak)
Quercus turbinella (shrub live oak)
Quercus oblongifolia (Mexican blue oak)
Quercus emoryi (Arizona black oak)

Quercus pungens	Morus microphylla

Fouquieriaceae (Ocotillo Family)
Fouquieria splendens (ocotillo)

Gentianaceae (Gentian Family)
Centaurium calycosum (Arizona centaury)

Hydrophyllaceae (Waterleaf Family)
Eucrypta micrantha (desert hideseed)
Phacelia arizonica (Arizona scorpionweed)

Krameriaceae (Ratany Family)
Krameria grayi (white ratany)
Krameria erecta (littleleaf ratany)

Lamiaceae (Mint Family)
Salvia columbariae (chia)

Liliaceae (Lily Family)
Allium macropetalum (desert onion)
Calochortus ambiguus (false sego lily)
Calochortus kennedyi (mariposa lily)
Dasylirion wheeleri (sotol, desert spoon)
Nolina microcarpa (sacahuista, beargrass)
Zephranthes longifolia (rain lily)

Linaceae (Flax Family)
Linum lewisii (perennial blue flax)
Linum puberulum (yellow flax)

Malpighiaceae
Janusia gracilis (slender janusia)

Malvaceae (Mallow/Hibiscus Family)
Abutilon (Indian mallow)
Gossypium thurberi (wild cotton)
Hibiscus coulteri (desert rosemallow)
Hibiscus denudatus (rock hibiscus)
Sida abutifolia  (fanpetals)
Sphaeralcea ambigua (desert globemallow)

Martyniaceae (Martynia Family)
Proboscidea althaeifolia (perennial devilsclaw)
Proboscidea parviflora (annual devilsclaw)

Moraceae (Mulberry Family)
Morus microphylla (Arizona or Texas mulberry)

Nyctaginaceae (Four O'Clock Family)
Allionia incarnata (trailing four o'clock)
Boerhavia coccinea (scarlet spiderling)
Boerhavia scandens (climbing wartclub)
Boerhavia spicata (creeping spiderling)
Mirabilis bigelovii (desert wishbone bush)
Mirabilis linearis (narrow-leaf four o’clock)

Oleaceae (Olive Family)
Fraxinus velutina (velvet ash)
Menodora scabra (rough menodora)

Onagraceae (Evening Primrose Family)
Oenothera elata (tall evening primrose)
Oenothera primiveris (desert evening primrose)

Oxalidaceae (Wood Sorrel Family)
Oxalis drummondii (drummond woodsorrel)
*Oxalis stricta (woodsorrel)

Papaveraceae (Poppy Family)
Argemone pleiacantha (prickly poppy)
Eschscholzia californica (Mexican goldpoppy)

Plantaginaceae (Plantain Family)
Plantago patagonica (woolly plantain)

Polemoniaceae (Phlox Family)
Gilia
Ipomopsis longiflora (angel trumpet)

Polygonaceae (Knotweed Family)
*Rumex crispus (curly dock)

Ranunculaceae (Buttercup Family)
Anemone tuberosa (desert anemone)
Clematis drummondii (traveller's joy)
Delphinium scaposum (desert larkspur)

Rhamnaceae (Buckthorn Family)
Condalia warnockii (snakewood, bitter condalia)
Ziziphus obtusifolia (graythorn)

Rosaceae (Rose Family)
PHOTOS:  Rockmat
Petrophytum caespitosum (rockmat)
Vauquelinia californica (Arizona rosewood)
*Pyracantha (Firethorn) [single plant in ash grove in granite wash]

Rubiaceae (Madder Family)
Bouvardia ternifolia (trumpetilla)

Rutaceae (Rue Family)
Thamnosma texana (desert rue)

Salicaceae (Willow Family)
Populus fremontii (Fremont cottonwood)
Salix (Willow)

Sapindaceae (Soapberry Family)
Dodonaea viscosa (hopbush)
Sapindus saponaria (soapberry)

Scrophulariaceae (Snapdragon Family)
Maurandella antirrhiniflora (climbing snapdragon)
Penstemon parryi (Parry penstemon)
Tecoma stans (tronadora)

Solanaceae (Nightshade Family)
Chamaesaracha sordida (velvet five-eyes)
Datura wrightii (sacred datura)
Lycium andersonii (Anderson wolfberry)
Lycium pallidum (pale wolfberry)
Nicotiana obtusifolia (desert tobacco)
*Nicotiana glauca (tree tobacco)
Solanum elaeagnifolium (silverleaf nightshade)

Tamaricaceae (Tamarisk Family)
*Tamarix chinensis (tamarisk, saltcedar) [cow tank]

Ulmaceae (Elm Family)
Celtis laevigata (canyon hackberry)
Celtis pallida (desert hackberry)

Verbenaceae (Verbena Family)
Aloysia wrightii (Wright's beebrush)
Verbena neomexicana (New Mexico vervain)

Vitaceae (Grape Family)
Vitis arizonica (canyon grape)

Zygophyllaceae (Caltrop Family)
Larrea tridentata (creosote bush, greasewood)
Tribulus terrestris (puncture vine)

Jatropha macrorhiza	Proboscidea altheifolia	Proboscidea parviflora	Amoreuxia palmatifida

GRASSES, SEDGES, & RUSHES
Poaceae (Grass Family)
*Avena fatua (flaxgrass, oatgrass, wheat oats, wild oats)
Bothriochloa barbinodis (cane beardgrass, cane bluestem)
Chloris virgata (feather fingergrass)
Cynodon dactylon (Bermuda grass)
Dasyochloa pulchella (fluffgrass)
*Eragrostis lehmanniana (Lehmann lovegrass)
Pleuraphis mutica (tobosa)

Calochortus ambiguus with Chamaesaracha sordida and Bahia absinthifolia.

Calochortus ambiguus	Calochortus kennedyi