Acacia angustissima. WHITE BALL ACACIA. PRAIRIE ACACIA. Shrub. Reported from eastern Yavapai County, 3000-6500 feet [McD].
Acacia constricta. MESCAT ACACIA. WHITE THORN. WHITETHORN ACACIA. Shrub or small tree. Yavapai County, 2000-5000 feet [McD].
Acacia greggii. CATCLAW. CATCLAW ACACIA. Large shrub or small tree. Mohave, Yavapai, and Coconino counties, 4500 feet or lower [McD].
Alhagi maurorum (=Alhagi camelorum). CAMELTHORN. Shrub. Coconino and Navajo counties, 4500-5000 feet [McD].
Amorpha californica. CALIFORNIA FALSE INDIGO. Shrub. Reported from Yavapai County, 5000-6500 feet [McD].
Amorpha fruticosa (=Amorpha fruticosa var. occidentalis). DESERT FALSE INDIGO. Throughout region at 2500-6500 feet [McD].
Astragalus albulus. CIBOLA MILKVETCH. Perennial. Navajo and Apache counties, 5300-7500 feet [McD].
Astragalus allochorus var. playanus (=Astragalus wootonii). Winter annual or biennial. Mohave, Yavapai, and Coconino counties, ca. 3000-7100 feet [McD].
Astragalus amphioxys. CRESCENT MILKVETCH. Annual or short-lived perennial. Mohave, Coconino, Navajo, and Apache counties, 2000-7000 feet [McD].
Astragalus argophyllus. SILVERLEAF MILKVETCH. Perennial. Reported from Kaibab Plateau in Coconino County, at ca. 7000 feet [McD].
Astragalus arizonicus. ARIZONA MILKVETCH. Perennial. Reported from Mohave, Yavapai, and Coconino counties, 4500 feet or lower [McD].
Astragalus beathii. BEATH'S MILKVETCH. Perennial. Near Cameron, Coconino County, at ca. 4000 feet [McD]. Coconino County: Lees Ferry and near Cameron, 3385-5415 feet [ARPC].
Astragalus bisulcatus. TWOGROOVED MILKVETCH. Perennial. Reported from Houserock Valley, Coconino County [McD].
Astragalus bisulcatus var. haydenianus. HAYDEN'S MILKVETCH. Perennial. Reported from northern Apache County [McD].
Astragalus brandegeei. BRANDEGEE'S MILKVETCH. Perennial. Reported from near Del Rio Springs, Yavapai County at ca. 4000 feet; and from extreme southern Navajo County [McD].
Astragalus calycosus. TORREY'S MILKVETCH. Perennial. Throughout region at 3000-8000 feet [McD].
Astragalus castaneiformis. (Specific epithet also spelled "castaneaeformis") CHESTNUT MILKVETCH. Perennial. Coconino County, at ca. 6000-7500 feet; reported from northern Gila County [McD].
Astragalus ceramicus. PAINTED MILKVETCH. Perennial. Coconino, Navajo, and Apache counties, 4600-7000 feet [McD].
Astragalus coltonii var. moabensis. MOAB MILKVETCH. Perennial. Reported from northern Apache County, 4800-7000 feet [McD].
Astragalus crassicarpus var. cavus. GROUND-PLUM. BUFFALO-PLUM. GROUNDPLUM MILKVETCH. Reported from near Springerville and Nutriosa in southern Apache County, ca. 7000 feet [McD].
Astragalus cremnophylax var. cremnophylax. SENTRY MILKVETCH. Perennial. South Rim of Grand Canyon, Grand Canyon National Park, 7050-7960 feet [ARPC].
Astragalus cremnophylax var. hevronii. SENTRY MILKVETCH. Perennial. Rim of Marble Canyon, Navajo Reservation, Coconino County, 5420 feet [ARPC].
Astragalus cremnophylax var. myriorrhaphis. SENTRY MILKVETCH. Perennial. Buckskin Mountains, northwestern Coconino County, 6200 feet [ARPC].
Astragalus desperatus. RIMROCK MILKVETCH. Perennial. Reported in Coconino and Navajo counties at 4000-5600 feet [McD].
Astragalus egglestonii. EGGLESTON'S MILKVETCH. Perennial. Reported near the headwaters of Little Colorado River in White Mountains of Apache County, 6500-9000 feet [McD].
Astragalus emoryanus. EMORY'S MILKVETCH. Annual. Reported from Grand Canyon in Coconino County [McD].
Astragalus ensiformis. PAGUMPA MILKVETCH. Perennial. Northern Mohave County in the vicinity of Mokiak Pass, 5000-5500 feet [McD].
Astragalus episcopus. BISHOP'S MILKVETCH. Perennial. Mohave and Coconino counties, 4200-5200 feet [McD].
Astragalus episcopus var. lancearius (=Astragalus lancearius). BISHOP'S MILKVETCH. Perennial. Reported from northern Mohave and Coconino counties, 2000-5500 feet [McD].
Astragalus eremiticus. HERMIT MILKVETCH. Perennial. Mohave and Yavapai counties, 2100-6800 feet [McD].
Astragalus flavus. YELLOW MILKVETCH. Perennial. Mohave, Coconino, Navajo, and Apache counties, 2000-7500 feet [McD].
Astragalus flexuosus var. diehlii. DIEHL'S MILKVETCH. Perennial. Reported from Oraibi Wash, Navajo County [McD].
Astragalus flexuosus var. greenei. GREENE'S MILKVETCH. Perennial. Southern Coconino and Navajo counties, 4400-7400 feet [McD].
Astragalus fucatus. HOPI MILKVETCH. Perennial. Watershed of Little Colorado River in Coconino, Navajo, and Apache counties, 4500-6200 feet [McD].
Astragalus geyeri var. triquetrus. Annual. Reported from Beaver Creek, Mohave County at ca. 2000 feet [McD].
Astragalus gilensis. GILA MILKVETCH. Perennial. Southern Navajo and Apache counties, 5600-8600 feet [McD].
Astragalus hallii var. fallax. HALL'S MILKVETCH. Perennial. Coconino, Navajo, and Apache counties, 5500-7200 feet [McD].
Astragalus holmgreniorum. HOLMGREN MILKVETCH. .PARADOX MILKVETCH. Perennial. Extreme northern Mohave County near Virgin River gorge, 2700-2800 feet [ARPC].
Astragalus humistratus var. humistratus. GROUNDCOVER MILKVETCH. Perennial. Throughout region, 5000-9000 feet [McD, range may include all or some of the varieties listed below].
~Astragalus humistratus var. crispulus. GROUNDCOVER MILKVETCH. Perennial. While McDougall provides a key to this and other varieties of A. humistratus "recognized in Arizona", the text does not state whether it has actually been found within the Northern Arizona study area [McD].
~Astragalus humistratus var. hosackiae. GROUNDCOVER MILKVETCH. Perennial. While McDougall provides a key to this and other varieties of A. humistratus "recognized in Arizona", the text does not state whether it has actually been found within the Northern Arizona study area [McD].
~Astragalus humistratus var. humivagans. GROUNDCOVER MILKVETCH. Perennial. While McDougall provides a key to this and other varieties of A. humistratus "recognized in Arizona", the text does not state whether it has actually been found within the Northern Arizona study area [McD].
~Astragalus humistratus var. tenerrimus. GROUNDCOVER MILKVETCH. Perennial. While McDougall provides a key to this and other varieties of A. humistratus "recognized in Arizona", the text does not state whether it has actually been found within the Northern Arizona study area [McD].
Astragalus kentrophyta. SPINY MILKVETCH. Perennial. Coconino, Navajo, and Apache counties, 3500-8500 feet [McD].
Astragalus layneae. WIDOW'S MILKVETCH. Perennial. Reported from between Lake Mead and Kingman, Mohave County, 1500-5000 feet [McD].
Astragalus lentiginosus var. diphysus. FRECKLED MILKVETCH. Perennial. [McD, no range stated].
Astragalus lentiginosus var. oropedii. FRECKLED MILKVETCH. Perennial. [McD, no range stated].
Astragalus lentiginosus var. palans (=Astragalus bryantii). FRECKLED MILKVETCH. Perennial. Reported from Phantom, Hermit, and Clear Creek valleys, Grand Canyon National Park, at ca. 2500-5000 feet [McD].
Astragalus lentiginosus var. stramineus. FRECKLED MILKVETCH. Perennial. [McD, no range stated].
Astragalus lentiginosus var. vitreus. FRECKLED MILKVETCH. Perennial. [McD, no range stated].
Astragalus lentiginosus var. wilsonii. WILSON'S MILKVETCH. Perennial. [McD, no range stated].
Astragalus lentiginosus var. yuccanus. YUCCA MILKVETCH. Perennial. [McD, no range stated].
Astragalus lonchocarpus. RUSHY MILKVETCH. Perennial. Lukachukai Mountains, Apache County, ca. 6500 feet [McD].
Astragalus moencoppensis. MOENKOPI MILKVETCH. Perennial. Reported from Coconino and Navajo counties, 3500-5700 feet [McD].
Astragalus mokiacensis. MOKIAK MILKVETCH. Perennial. Canyons and valleys of Virgin and Colorado rivers, northern Mohave County, 3000-4000 feet [McD].
Astragalus mollissimus var. thompsoniae. WOOLLY LOCOWEED. Perennial. Coconino, Navajo, and Apache counties, 3500-7000 feet [McD].
Astragalus monumentalis. MONUMENT VALLEY MILKVETCH. Perennial. Reported from near Kayenta, Navajo County, ca. 5700 feet [McD].
Astragalus newberryi. NEWBERRY'S MILKVETCH. Perennial. Throughout region at 2000-7000 feet [McD].
Astragalus newberryi var. aquarii. AQUARIUS MILKVETCH. Perennial. At Mohave-Yavapai County line, Burro Creek; 2400-2600 feet [ARPC].
Astragalus nutriosensis. NUTRIOSO MILKVETCH. APACHE MILKVETCH. Perennial. Southern Apache County, between Springerville and Nutrioso at ca. 7000-7800 feet [ARPC].
Astragalus nuttallianus. SMALL-FLOWERED MILKVETCH. NUTTALL LOCOWEED. Annual. Throughout region at 4500 feet or lower [McD].
Astragalus oophorus var. caulescens. EGG MILKVETCH. Mohave, Yavapai, and Coconino counties, 4500-8000 feet [McD].
Astragalus pattersonii. PATTERSON'S MILKVETCH. Perennial or subshrub. Reported from near Fredonia, Coconino County, at ca. 5000 feet [McD].
Astragalus pinonis. PINYON MILKVETCH. Perennial. Reported from South Canyon on the Kaibab Plateau, Coconino County, 5000-6500 feet [McD].
Astragalus praelongus. STINKING MILKVETCH. Perennial. Throughout region at 3000-6500 feet [McD].
Astragalus preussii. PREUSS' MILKVETCH. Perennial. Mohave, Coconino, Navajo, and Apache counties, 1700-6000 feet [McD].
Astragalus recurvus. RECURVED MILKVETCH. Perennial. Yavapai and Coconino counties, 4800-7000 feet [McD].
Astragalus rusbyi. RUSBY'S MILKVETCH. Perennial. Coconino County and probably adjacent Yavapai County, 5400-8000 feet [McD]. Coconino County: Lower slopes of San Francisco Mountain, Flagstaff area, and descending into Oak Creek Canyon, 5400-8000 feet [ARPC].
Astragalus sabulonum. GRAVEL MILKVETCH. Winter annual, sometimes appearing perennial. Mohave, Coconino, and Navajo counties, mostly in vicinity of Little Colorado and Colorado rivers, 1000-4500 feet [McD].
Astragalus scopulorum. ROCKY MOUNTAIN MILKVETCH. Perennial. Reported from southern Navajo and northern Apache counties, 4800-7250 feet [McD].
Astragalus sesquiflorus. SANDSTONE MILKVETCH. Perennial. Northern Coconino and Navajo counties, 5000-10,000 feet [McD].
Astragalus sophoroides. PAINTED DESERT MILKVETCH. Perennial. Little Colorado River Basin and Moenkopi Wash, eastern Coconino County, 4200-5000 feet [McD]. Coconino County, between Cameron and The Gap, 4200-5000 feet [ARPC].
Astragalus straturensis. PINE VALLEY MILKVETCH. Perennial. Reported from Mt. Trumbull, Coconino County, 5000-7050 feet [McD].
Astragalus subcinereus. SILVER'S MILKVETCH. Perennial. Reported from northern Mohave and Coconino counties, 6000-9000 feet [McD].
Astragalus tephrodes. ASHEN MILKVETCH. Perennial. Throughout region at 3500-8000 feet [McD].
Astragalus tephrodes var. brachylobus. ASHEN MILKVETCH. Perennial. McDougall notes that most of the specimens of A. tephrodes in northern Arizona belong to this variety, but does not differentiate the ranges [McD].
Astragalus tetrapterus. FOURWING MILKVETCH. Perennial. Has "apparently been reported" from near Bonelli Ferry on the Colorado River, near mouth of Virgin River, Mohave County--an area apparently now under the waters of Lake Mead [McD].
Astragalus titanophilus. LIMESTONE MILKVETCH. Perennial. Vicinity "of common boundary of Coconino, Mohave, and Yavapai counties" (Peach Springs-Grand Canyon Caverns area), 4450-6000 feet [McD].
Astragalus toanus var. scidulus. DIAMOND BUTTE MILKVETCH. TOANA MILKVETCH. TOANO MILKVETCH. Perennial. Northern Mohave County, north end of Upper Hurricane Valley at bases of Diamond Butte and Twin Butte, 4900-5000 feet [ARPC].
Astragalus troglodytus. CREEPING MILKVETCH. Perennial. "Flagstaff Plateau" and adjacent Mogollon Rim, Coconino County, 6500-7000 feet [McD].
Astragalus wingatanus. FORT WINGATE MILKVETCH. Perennial. Navajo and Apache counties, 6000-6500 feet [McD].
Astragalus xiphoides. GLADIATOR MILKVETCH. Perennial. Little Colorado River valley in the vicinity of Holbrook, Navajo County [McD]. Extreme eastern Coconino County near Winslow; Navajo and Apache counties surrounding and within Petrified Forest National Park, north to near Greasewood in the Navajo Reservation; 5000-6000 feet [ARPC].
Astragalus zionis. ZION MILKVETCH. Perennial. Reported from northern Coconino and Navajo counties, 4000-7500 feet [McD].
Caesalpinia drepanocarpa (=Hoffmannseggia drepanocarpa). SICKLEPOD HOLDBACK. Perennial. Mohave, Yavapai, and Coconino counties, 3000-5000 feet [McD].
Caesalpinia gilliesii. BIRD-OF-PARADISE SHRUB. Shrub. Mohave, Yavapai, and Coconino counties, 2500-4500 feet [McD].
Caesalpinia jamesii (=Hoffmannseggia jamesii). JAMES' HOLDBACK. Perennial. Coconino, Navajo, and Apache counties, 4500-6000 feet [McD].
Calliandra eriophylla. FAIRY DUSTER. Shrub. Mohave and Yavapai counties, 5000 feet or lower [McD].
Calliandra humilis. DWARF STICKPEA. Subshrub. Yavapai, Coconino, and Navajo counties, 4000-9000 feet [McD].
Calliandra humilis var. reticulata. DWARF STICKPEA. Subshrub. "The variety intergrades rather freely with the typical species and is much more common in southern Arizona than in our area" [McD].
Cercis orbiculata (=Cercis occidentalis var. orbiculata). CALIFORNIA REDBUD. Tree or shrub. Mohave, Coconino, and Navajo counties [McD; lists Cercis occidentalis, but USDA treats this as a synonym of Cercis canadensis var. texensis, which does not occur in Arizona].
Cologania angustifolia (=Cologania longifolia). LONGLEAF COLOGANIA. Probably occurring in Yavapai, Coconino, Navajo, and Apache counties, 4000-9000 feet [McD].
Dalea albiflora (=Dalea ordiae). WHITEFLOWER PRAIRIE-CLOVER. Subshrub. Mohave, Yavapai, Coconino, and Navajo counties, 3500-7000 feet [McD].
Dalea aurea. GOLDEN PRAIRIE-CLOVER. Subshrub. Reported from Navajo County [McD].
Dalea candida var. oligophylla (=Petalostemon candidus var. oligophyllus; this is apparently the taxon that McD referred to "Petalostemon candidum"). WHITE PRAIRIE-CLOVER. Subshrub. Yavapai, Coconino, Navajo, and Apache counties, 3000-8000 feet [McD].
Dalea filiformis. SONORAN PRAIRIE-CLOVER. Annual. Throughout region, 3500-8000 feet [McD].
Dalea flavescens (=Petalostemon flavescens). CANYONLANDS PRAIRIE-CLOVER. Perennial. Reported from Coconino and Navajo counties, 5000-8000 feet [McD].
Dalea formosa. FEATHER PLUME. Shrub or subshrub. Yavapai, Coconino, Navajo, and Apache counties, 2000-6500 feet [McD].
Dalea lanata var. terminalis (=Dalea terminalis). WOOLLY PRAIRIE-CLOVER. Perennial. Mohave, Coconino, and Navajo counties, 2000-5000 feet [McD].
Dalea leporina. FOXTAIL PRAIRIE-CLOVER. Annual. Found or reported from near Prescott in Yavapai County; San Francisco Mountain and near the Mogollon Rim, Coconino County; 5500-8000 feet [McD].
Dalea mollis. HAIRY PRAIRIE-CLOVER. Short-lived perennial. Mohave County, mostly below 3000 feet [McD].
Dalea nana. DWARF PRAIRIE-CLOVER. Perennial. Yavapai and southern Navajo counties, 3500-5000 feet [McD].
Dalea neomexicana. DOWNY PRAIRIE-CLOVER. Perennial. Reported from Mohave County up to 4000 feet [McD].
Dalea polygonoides. SIXWEEKS PRAIRIE-CLOVER. Annual. Yavapai, Coconino, and Apache counties, 5500-9000 feet [McD].
Dalea purpurea var. purpurea (=Petalostemon purpureus). VIOLET PRAIRIE-CLOVER. Perennial. Reported from near Prescott, Yavapai County [McD].
Dalea searlsiae (=Petalostemon searlsiae). SEARLS' PRAIRIE-CLOVER. Subshrub. Mohave, Yavapai, and Coconino counties, 3000-7000 feet [McD].
Dalea urceolata. PINEFOREST PRAIRIE-CLOVER. Annual. Reported from Coconino County (apparently an old record) [McD].
Dalea wrightii. WRIGHT'S PRAIRIE-CLOVER. Perennial. Reported from Navajo County, 3500-5000 feet [McD].
Desmanthus cooleyi. COOLEY'S BUNDLEFLOWER. Perennial or shrubby. Yavapai, Coconino, Navajo, and Apache counties, 3500-7500 feet [McD].
Desmodium grahamii. GRAHAM'S TICK-TREFOIL. Perennial. Coconino and Navajo counties, 4500-8000 feet [McD].
Desmodium neomexicanum. NEW MEXICO TICK-TREFOIL. Annual. Reported from Yavapai County, 3500-6000 feet [McD].
Desmodium rosei. ROSE'S TICK-TREFOIL. Annual. Coconino and Navajo counties, 3500-6500 feet [McD].
Errazurizia rotundata (=Parryella rotundata). ROUNDLEAF DUNEBROOM. ROUND DUNE-BROOM. ROUNDLEAF ERRAZURIZIA. Shrub. West of Tuba City, Coconino County; near Winslow, Navajo County, 4500-5000 feet [McD]. Coconino and Navajo counties: Little Colorado River drainage, 4800-5200 feet [ARPC].
Glycyrrhiza lepidota. AMERICAN LICORICE. Perennial. Throughout region at 2000-7000 feet [McD].
Hedysarum boreale. BOREAL SWEETVETCH. Perennial. Coconino, Navajo, and Apache counties, 6000-7000 feet [McD].
Hoffmannseggia glauca (=Hoffmannseggia densiflora). HOG-POTATO. INDIAN RUSHPEA. PIGNUT. Perennial. Mohave, Yavapai, Coconino, and Navajo counties, 5000 feet or lower [McD].
Lathyrus brachycalyx ssp. zionis (=Lathyrus zionis). BUSH PEA. Perennial. Reported from Coconino, Navajo, and Apache counties [McD].
Lathyrus eucosmus. BUSH VETCHLING. Perennial. Throughout region at 5000-7000 feet [McD].
Lathyrus graminifolius. GRASSLEAF PEA. Perennial. Found in Coconino County, reported also in the White Mountains of Apache County, 4000-9000 feet [McD].
Lathyrus laetivirens (=Lathyrus leucanthus var. laetivirens). ASPEN PEA. Perennial. Coconino, Navajo, and Apache counties, 5500-8500 feet [McD].
Lathyrus lanszwertii var. leucanthus (=Lathyrus arizonicus). NEVADA PEA. Perennial. Yavapai, Coconino, and Apache counties [McD].
Lathyrus latifolius. EVERLASTING PEA. PERENNIAL PEA. Perennial. Collected near Prescott, Yavapai County, in 1896 [McD].
Lotus corniculatus. BIRDSFOOT-TREFOIL. BIRDFOOT DEERVETCH. Perennial. Yavapai County, 3200-4200 feet [McD].
Lotus humistratus. FOOTHILL DEERVETCH. HILL LOTUS. Annual. Mohave and Yavapai counties, probably also in Coconino County, 5000 feet or lower [McD].
Lotus mearnsii. MEARNS' BIRD'S-FOOT TREFOIL. Perennial. Mohave, Yavapai, Coconino, and Navajo counties, 3000-7000 feet (most common in Yavapai County, type locality near Camp Verde) [McD].
Lotus plebeius (=Lotus oroboides misapplied). NEW MEXICO BIRD'S-FOOT TREFOIL. Perennial. Reported from Yavapai and southern Coconino counties, 5000-8000 feet [McD]. Palisades of the Desert, Grand Canyon National Park in Coconino County [CAN-7(1)].
Lotus rigidus. SHRUBBY DEERVETCH. Subshrub. Throughout region at 5000 feet or lower [McD].
Lotus salsuginosus. COASTAL BIRD'S-FOOT TREFOIL. Annual. Reported from Mohave and Yavapai counties, 3000 feet or lower [McD].
Lotus strigosus var. tomentellus (=Lotus tomentellus). Annual. Reported from Mohave County at 3000 feet or lower [McD].
Lotus unifoliolatus var. unifoliolatus (=Lotus purshianus). SPANISH-CLOVER. AMERICAN BIRD'S-FOOT TREFOIL. Annual. Mohave, Yavapai, Navajo, and Apache counties, 5000-7500 feet [McD].
Lotus utahensis. UTAH BIRD'S-FOOT TREFOIL. Perennial. Mohave and Coconino counties, 3500-9000 feet [McD].
Lotus wrightii. WRIGHT'S DEERVETCH. Perennial. Throughout region, 4500-9000 feet [McD].
Lupinus argenteus. (=Lupinus sitgreavesii, in part). SILVERY LUPINE. Perennial. Mohave, Coconino, and Apache counties, 7000-10,000 feet [McD].
Lupinus arizonicus. ARIZONA LUPINE. Annual. Reported from Mohave County at 3000 feet or lower [McD].
Lupinus barbiger. BEARDED LUPINE. Perennial. Coconino County at 7000-8000 feet [McD].
Lupinus brevicaulis. SHORTSTEM LUPINE. Annual. Throughout region, 3000-7000 feet [McD].
Lupinus caudatus. TAILCUP LUPINE. Perennial. Reported from Kaibab Plateau, Coconino County, 9500 feet or lower [McD].
Lupinus caudatus ssp. cutleri (=Lupinus cutleri). CUTLER'S SPURRED LUPINE. Perennial. Apache County, ca. 7000 feet [McD].
Lupinus concinnus. SCARLET LUPINE. Annual. Throughout region at 5000 feet or lower [McD].
Lupinus flavoculatus. YELLOWEYES. Annual. Near Wolf Hole Mountains, northwestern Mohave County; Toroweap Valley, Grand Canyn National Park in Mohave County [CAN-7(1)].
Lupinus hillii. HILL'S LUPINE. Perennial. Northern Mohave County, Coconino, Navajo, and Apache counties, 6000-9000 feet [McD].
Lupinus hillii var. osterhoutianus (=Lupinus osterhoutianus). OSTERHOUT'S LUPINE. Near the Grand Canyon, Coconino County [McD].
Lupinus kingii. KING'S LUPINE. Annual. Yavapai, Coconino, Navajo, and Apache counties, at 5000-8500 feet [McD].
Lupinus latifolius ssp. parishii (=Lupinus parishii). BROADLEAF LUPINE. Perennial. Near Prescott and Crown King in Yavapai County, and near Williams in Coconino County [McD].
Lupinus odoratus. MOJAVE ROYAL LUPINE. Annual. Reported from Mohave County at 3000-4500 feet [McD].
Lupinus palmeri. BLUEBONNET LUPINE. Perennial. Mohave, Yavapai, Coconino, and southern Navajo County, 4000-8000 feet [McD].
Lupinus pusillus. RUSTY LUPINE. Annual. Mohave, Coconino, Navajo, and Apache counties, 4500-8000 feet [McD].
Lupinus shockleyi. PURPLE DESERT LUPINE. Annual. Mohave County from Kingman to Peach Springs, at 3500-5000 feet [McD].
Lupinus sparsiflorus. MOJAVE LUPINE. Annual. Mohave and Yavapai counties, 4500 feet or lower [McD].
Lupinus volutans. PINYON LUPINE. Perennial. Reported between Frazier Well and Hualapai Hilltop in Coconino County [McD].
Macroptilium gibbosifolium (=Phaseolus heterophyllus). VARIABLELEAF BUSHBEAN. Perennial. Reported from southern Apache County, 4000-7500 feet [McD].
Marina parryi (=Dalea parryi). PARRY'S FALSE PRAIRIE-CLOVER. Subshrub. Mohave and Yavapai counties, 4500 feet or lower [McD].
Medicago lupulina. BLACK MEDICK. Annual or perennial. Throughout region at 2500-8000 feet [McD].
Medicago minima. BUR MEDICK. Annual. Reported from Oak Creek Canyon in Coconino County [McD].
Medicago polymorpha (=Medicago hispida). BUR-CLOVER. Annual. Reported from Yavapai County [McD].
Medicago sativa. ALFALFA. Perennial. Throughout region [McD].
Melilotus alba. WHITE SWEET-CLOVER. Annual or biennial. Yavapai, Coconino, Navajo, and Apache counties [McD].
Melilotus indica. SOUR-CLOVER. Annual. Mohave, Yavapai, and Coconino counties at low altitudes [McD].
Melilotus officinalis. YELLOW SWEET-CLOVER. Biennial. Yavapai, Coconino, Navajo, and Apache counties [McD].
Mimosa aculeaticarpa var. biuncifera (=Mimosa biuncifera). WAIT-A-MINUTE. WAIT-A-MINUTE BUSH. CATCLAW MIMOSA. CATCLAW. Shrub. Throughout region at 3000-6000 feet [McD].
Olneya tesota. DESERT IRONWOOD. Tree. Extreme southern Mohave County at ca. 1500 feet [McD].
Oxytropis lambertii. PURPLE LOCOWEED. Perennial. Yavapai, Coconino, Navajo, and Apache counties, 5000-8000 feet [McD].
Oxytropis oreophila. MOUNTAIN OXYTROPE. Perennial. Reported from Kaibab Plateau, Coconino County at 7500-8500 feet; "Apparently rare and perhaps sometimes confused with species of Astragalus." [McD].
Parkinsonia aculeata. MEXICAN PALO VERDE. RETIMA. JERUSALEM THORN. Tree. Mohave County, in wash south of Kingman as probable garden escape, elevation ca. 3200 feet [LD].
Parkinsonia florida (=Cercidium floridum). BLUE PALO VERDE. Tree. Mohave County, 3500 feet or lower [McD].
Parkinsonia microphylla (=Cercidium microphyllum). YELLOW PALO VERDE. Shrub or tree. Mohave and Yavapai counties, 4000 feet or lower [McD].
Parryella filifolia. COMMON DUNEBROOM. Shrub. Coconino, Navajo, and Apache counties, 4000-6500 feet [McD].
Pediomelum castoreum (=Psoralea castorea). BEAVER INDIAN BREADROOT. Perennial. Reported from northern Mohave County, 2000-4000 feet [McD].
Pediomelum megalanthum var. epipsilum (=Psoralea epipsila). INTERMOUNTAIN INDIAN BREADROOT. Perennial. Reported to have been collected on the Kaibab Plateau, Coconino County, June 1890 [McD].
Pediomelum mephiticum (=Psoralea mephitica). SKUNKTOP. Perennial. Throughout region at 3000-5500 feet [McD].
Peteria scoparia. Perennial. RUSH PETERIA. Perennial. Reported from Petrified Forest National Park, Apache County [McD].
Peteria thompsoniae. Perennial. THOMPSON'S PETERIA. Perennial. Reported from northeastern Mohave County and northern Coconino County near the Utah state line at ca. 4000 feet [McD]. Tuckup Canyon, Grand Canyon National Park [CAN-7(1)].
Phaseolus angustissimus. SLIMLEAF BEAN. Perennial. Throughout region at 3500-7700 feet [McD].
Phaseolus grayanus. GRAY'S BEAN. Perennial. Reported from the White Mountains, Apache County, at 5000-8500 feet [McD].
Phaseolus maculatus (=Phaseolus metcalfei). SPOTTED BEAN. Yavapai County and southern Coconino and Navajo counties, 6000-7400 feet [McD].
Phaseolus parvulus. PINOS ALTOS MOUNTAIN BEAN. Perennial. White Mountains of Apache County, 6500-8000 feet [McD].
Phaseolus ritensis. SANTA RITA MOUNTAIN BEAN. Perennial. Reported from southern Yavapai County, 4000-7000 feet [McD].
Prosopis glandulosa var. torreyana (=Prosopis juliflora var. torreyana; Prosopis juliflora misapplied). WESTERN HONEY MESQUITE. Large shrub or small tree. Mohave, Yavapai, and Coconino counties, 5000 feet or lower [McD]. McDougall's range just cited probably also includes P. velutina in synonymy. Lower elevations of Mohave, Yavapai, and Coconino counties [LB:TSSWD-2].
Prosopis pubescens. SCREWBEAN. SCREWBEAN MESQUITE. Shrub or small tree. Mohave and Yavapai counties, 4000 feet or lower [McD].
Prosopis velutina (=Prosopis juliflora var. velutina). VELVET MESQUITE. Large shrub or tree. Southeastern Mohave County, Yavapai County, southern Coconino County, and northern Gila County, below 4500 feet [LB:TSSWD-2].
Psoralidium junceum (=Psoralea juncea). RUSH LEMONWEED. Shrub. Reported from 9 miles south of Page, Coconino County [McD].
Psoralidium lanceolatum (=Psoralea lanceolata). LEMONWEED. LEMON SCURFPEA. Perennial. Mohave, Coconino, Navajo, and Apache counties, 4000-7500 feet [McD].
Psoralidium tenuiflorum (=Psoralea tenuiflora). SLIMFLOWER SCURFPEA. Throughout region at 4000-7500 feet [McD].
Psorothamnus arborescens var. minutifolius (=Dalea fremontii var. minutifolius). JOHNSON'S INDIGOBUSH. Shrub. Northern Mohave County, up to 3000 feet [McD].
Psorothamnus arborescens var. pubescens (=Dalea amoena). MOJAVE INDIGOBUSH. MARBLE CANYON DALEA. Shrub. Reported from Mohave and Coconino counties, 500-5000 feet [McD]. Northern Coconino County: eastern Grand Canyon and Marble Canyon, 3200-4900 feet [ARPC].
Psorothamnus scoparius (=Dalea scoparia). BROOM DALEA. Shrub. Between Red Lake and Leupp in eastern Coconino County, at ca. 5000 feet [McD].
Psorothamnus spinosus (=Dalea spinosa). SMOKE TREE. Shrub or small tree. Western Mohave County, 1500 feet or lower [McD].
Psorothamnus thomsoniae var. whitingii (=Dalea whitingii). WHITING'S DALEA. Shrub. In Wupatki National Monument, mostly on slopes of low hills along the Little Colorado River, at ca. 4200 feet [McD].
Rhynchosia senna var. texana (=Rhynchosia texana). TEXAS SNOUTBEAN. Perennial. Yavapai County, 3500-5500 feet [McD].
Robinia neomexicana. NEW MEXICO LOCUST. Tree or shrub. Throughout region at 4000-9000 feet [McD].
Senna armata (=Cassia armata). DESERT SENNA. Shrub. Reported from Yucca, Mohave County, at ca. 2000 feet [McD].
Senna bauhinioides (=Cassia bauhinioides). TWINLEAF SENNA. Perennial or subshrub. Mohave, Yavapai, and Coconino counties, 2000-5500 feet [McD]. Lone Mountain (near Colorado River Mile 197), Grand Canyon National Park in Mohave County [CAN-7(1)].
Senna covesii (=Cassia covesii). COUES' CASSIA. Perennial or subshrub. Mohave, Yavapai, and Coconino counties, 1000-3000 feet [McD].
Sesbania herbacea (=Sesbania exaltata). BIGPOD SESBANIA. Annual. Southwestern Mohave County, on bottomlands along the Colorado River [McD].
Sophora arizonica. ARIZONA NECKLACEPOD. Shrub. Mohave County, 2000-4000 feet [McD].
Sophora nuttalliana. SILKY SOPHORA. Perennial. Eastern Mohave and Yavapai counties, 4000-7000 feet, probably more widespread [McD].
Sophora stenophylla. FRINGELEAF NECKLACEPOD. Perennial. Reported from Coconino and Navajo counties, 5500-7000 feet [McD].
Sphaerophysa salsula. ALKALI SWAINSONPEA. Perennial. Reported from Navajo County in the vicinity of Winslow and Holbrook [McD].
Thermopsis divaricarpa (=Thermopsis pinetorum). SPREADFRUIT GOLDENBANNER. Yavapai, Coconino, Navajo, and Apache counties, 6000-9500 feet [McD].
Trifolium andinum. INTERMOUNTAIN CLOVER. Perennial. Reported from the Kaibab Plateau in Coconino County at ca. 8000 feet [McD].
Trifolium gymnocarpum ssp. gymnocarpum (=Trifolium subcaulescens). HOLLYLEAF CLOVER. Perennial. Reported from Coconino, Navajo, and Apache counties, 7000-10,000 feet [McD].
Trifolium hybridum. ALSIKE CLOVER. Perennial. Reported from Kaibab Plateau, Coconino County [McD].
Trifolium longipes ssp. reflexum (=Trifolium rusbyi). DROOPFLOWER CLOVER. Perennial. Coconino and Apache counties, 7000-8500 feet [McD].
Trifolium mucronatum ssp. lacerum (=Trifolium lacerum). SPINYTOOTH CLOVER. Coconino and Apache counties, probably also in Yavapai and Navajo counties, 2000-8000 feet [McD].
Trifolium neurophyllum. WHITE MOUNTAIN CLOVER. MOGOLLON CLOVER. Perennial. Reported from the White Mountains of Apache County, 8000-8500 feet [McD]. Southern Apache County: White Mountains, 6500-9500 feet [ARPC].
Trifolium pinetorum. WOODS CLOVER. Perennial. Northern Coconino County, southern Apache County, 6500-9500 feet [McD].
Trifolium pratense. RED CLOVER. Perennial. Reported from Coconino, Navajo, and Apache counties, 7200 feet or lower [McD].
Trifolium repens. WHITE CLOVER. Perennial. Throughout region at 3500-7500 feet [McD].
Trifolium variegatum. WHITETIP CLOVER. Annual. Reported near Kirkland in Yavapai County, at ca. 3900 feet [McD].
Trifolium wormskioldii (=Trifolium fendleri). COWS CLOVER. Perennial. Throughout region at 6400-10,000 feet [McD].
Vicia americana. AMERICAN VETCH. Perennial. Yavapai, Coconino, Navajo, and Apache counties, 5000-10,000 feet [McD].
Vicia leucophaea. MOGOLLON MOUNTAIN VETCH. Annual. Reported from southern Apache County, 5500-8000 feet [McD].
Vicia ludoviciana ssp. ludoviciana (=Vicia exigua). LOUISIANA VETCH. Annual. Mohave and Yavapai counties, 4000 feet or lower [McD].
Vicia pulchella. SWEETCLOVER VETCH. Perennial. Yavapai, Coconino, Navajo, and Apache counties, 6000-8500 feet [McD].
This page last revised 30 April 2011.
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