Detailed Area Plant List for Mid Hills, San Bernardino County, United States.

Edited by Tom Schweich

This list is assembled from personal collections, herbarium vouchers, and published lists.In particular, much of the data is provided by the participants of the Consortium of California Herbaria (http://ucjeps.berkeley.edu/consortium/).

For a complete list of Locations included in this Area List, see the Locations Included section, below.

For a summary of distribution information, with photographs and online queries, please see: Area List for Mid Hills, San Bernardino County, United States.

For a check list, please see: Check List for Mid Hills, San Bernardino County, United States.

CalPhotos

Ephedraceae

Ephedra .  Joint Fir.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Amaranthaceae

Amaranthus blitoides S. Watson.  Mat Amaranth.
Globe Canyon (Upper), with Prunus, Rhus, Yucca, Gutiierrezia, Salvia, Ephedra, Coleogyne, Eriogunum, Pinus monophylla, etc. Occasional annual weed in dump near Globe Mine. in Pinyon woodland, in granite soil. Mid hills; Prunus, Rhus, Yucca, Gutierrezia, Salvia, Ephedra, Coleogyne, Eriogonum, Pinus monophylla, etc. Mojave Desert; East Mojave Desert region 9 1/2 (air) miles ENE of Kelso in upper Globe Canyon, in narrow canyon E of Globe Mine. Mid-Hills. James Henrickson 12764. 9/2/1973 ( RSA270384 ) . . CalPhotos

Amaranthus palmeri S. Watson.  Careless Weed.
Bathtub Spring, slopes and washes, annual occasional on slope Eastern Mojave Desert region Mid Hills/ New York Mountains: in Bathtub Spring area (just W of Pinto Basin, ca. 10 air miles W of junctiion Ivanpah Road/ New York Mountain Road.) [Editorial Comments: 2008, S. D. White #7158 is determined as A. palmeri at RSA, and A. torreyi at UCR. ]) Scott D. White, Bill La Haye 7158. 9/27/1998 ( RSA634142 UCR144138 ) . . CalPhotos

Amaranthus torreyi (A. Gray) Benth.  Torrey's Amaranthus.
Cedar Canyon, uncommon annual Eastern Mojave Desert Cedar Canyon in the Mid Hills area, large wash crossing Cedar Canyon Rd., 0.4 mi. west of Black Canyon Rd. B. Pitzer 4076. 9/26/1999 ( UCR163766 ) . . CalPhotos

Atriplex canescens (Pursh.) Nutt. ssp. canescens.  Four-wing Saltbush.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Chenopodium .  Goosefoot.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 200. 9/26/1999 . . CalPhotos

Krascheninnikovia lanata (Pursh) A. D. J. Meeuse & Smit.  Winter Fat.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 198. 9/26/1999 ( UC(TAS) Zzyzx ) . . CalPhotos

Anacardiaceae

Rhus trilobata Torrey & A. Gray.  Squawbush.
Cedar Canyon, Knute (1991) identifies as var. anisophylla. Knute, Adrienne, 1991 . . CalPhotos

Apiaceae (Umbelliferae)

Cymopterus multinervatus (J. M. Coult. & Rose) Tidestr.  Purple-Nerve Spring-Parsley.
Pinto Mountain, Eastern Mojave Desert Mid Hills, summit of Pinto Mtn. Lynn Johnson 4/27/1976 ( UCR28737 ) . . CalPhotos

Cymopterus purpurascens (A. Gray) M. E. Jones.  Wide-Wing Spring-Parsley.
Mid Hills, Mojave Desert; East Mojave Desert region Mid Hills, Mojave Desert. Alt. 5500 ft. E. C. Jaeger 4/15/1940 ( POM254850 ) . . CalPhotos

Apocynaceae

Apocynum cannabinum L.  Indian Hemp.
Live Oak Spring, Rare, growing from spring, which flows from side of white chalky soils.; Eastern Mojave Desert Mid Hills: Sidehill seep, 1 mi NE of Live Oak Spring Jim Andre 4071. 5/26/2003 ( UCR164203 ) . . CalPhotos

Asclepiadaceae

Asclepias erosa Torrey.  Desert Milkweed.
Wild Horse Canyon, In Wild Horse Canyon Wash on the cherry stem road into the Blue Jay Mine, north end of Wild Horse Mesa. 278 km northeast of Los Angeles, California. Tom Schweich 255. 6/5/2000 ( UC(TAS) Zzyzx ) . . CalPhotos

Asteraceae

Acamptopappus sphaerocephalus (Harv. & A. Gray) A. Gray.  Rayless Goldenhead.
Wild Horse Canyon, collected 6.0 mi S, and 4.0 mi W, on road to Wildhorse Canyon Mid Hills Campground and Gold Valley - Mid Hills Campground, Wildhorse Canyon, and Gold Valley Road [Editorial Comments: 2008, Six miles south of Mid Hills Campground would be close to Willow Well. ]) K. Simmons 5/4/1979 ( UCSB32811 ) . . CalPhotos

Ageratina herbacea (A. Gray) R. M. King & H. Rob.  Fragrant Snakeroot.
Bathtub Spring, Slopes and washes near spring and on akj. N-facing slope, growing in wash bottom and on undisturbed upland soils. East Mojave Desert region, Mid Hills, New York Mountains, Bathtub Spring area (just West of Pinto Basin, 10 air miles W of junction Ivanpah Road and New York Mountain Rd.) Scott D. White and Bill LaHaye 7156. 9/27/1998 ( RSA634141 UCR144137 ) Assoc. with Pinus monophylla, Ericameria cuneata, Rhamnus ilicifolia, Robinia neomexicana occasional, flowering Eastern Mojave Desert Mid Hills: Rocky crags just south of Bathtub Spring Jim Andre, Tom Thomas, and T. La Doux 7641. 9/30/2006 ( UCR182911 UCR183434 ) . . CalPhotos

Ambrosia eriocentra (A. Gray) Payne.  Wooly Bur-Sage.
Cedar Canyon, Knute, Adrienne, 1991 Mojave Desert; East Mojave Desert region Eastern Mojave Desert: Cedar Canyon, Black Canyon Road at Cedar Canyon Rd. (Mid Hills 7.5' Q.: 35°11'N, 115°25'W; T13N R15E SE/4 S30). Alt.: 1516m/4972ft. Site AE-70-3. R. D. Goeden, and D. W. Ricker 7/23/1970 ( RSA643275 ) . . CalPhotos

Baccharis sergiloides A. Gray.  Squaw Waterweed.
Wild Horse Mesa, NWHM, at water tank. Tom Schweich 103. 4/29/1997 ( UC(TAS) Zzyzx ) . . CalPhotos

Baileya .  Desert Marigold.
Wild Horse Mesa, Tom Schweich 291. 5/26/2001 ( UC(TAS) ) . . CalPhotos

Baileya multiradiata A. Gray var. multiratiata.  Desert Marigold.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Chrysothamnus depressus Nutt.  Longflower Rabbitbrush.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 472.1 10/15/2005 ( Alameda ) . Wild Horse Mesa, North-facing limestone slopes. See also collection number 221. Tom Schweich 265. 9/1/200 ( Alameda, More Processing ) With Juniperus osteosperma, Pinus monophylla, Coleogyne ramosissima, and Eriogonum fasciculatum. Occasional in experimental plots of Swertia albomarginata, no flowers when collected. See also collection number 265. Tom Schweich 221. 4/27/2000 ( Alameda, Ready to Mount ) . Bathtub Spring, Slopes and washes near spring and adjacent N-facing slope. Eastern Mojave Desert Mid Hills/New York Mountains. Bathtub Spring area, just west of Pinto Basin, 10 air mi west of junction of Ivanpah Road and New York Mountain Road Scott D. White and Bill La Haye 7162. 9/27/1998 ( UCR147006 ) . . CalPhotos

Cirsium neomexicanum A. Gray.  Desert Thistle.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Ericameria laricifolia (A. Gray) Shinn.  Turpentine Bush.
Cottonwood Canyon, granitic slopes Robert F. Thorne, C. W. Tilforth L. DeBuhr, et al. 48610. 10/29/1976 ( UC ) . . CalPhotos

Ericameria linearifolia (DC.) Urb. & J. Wussow.  Narrowleaf Goldenbush.
Cedar Canyon, Knute, Adrienne, 1991 . Hole-in-the-Wall, Willis Linn Jepson 18322. 5/9/1937 ( JEPS ) . Cedar Canyon, "Cedar Canyon near; this probably is the canyon which traverses the Mid Hills …" Mary Beal 5/11/1932 ( JEPS ) . . CalPhotos

Ericameria nauseosa (Pall.) G. I. Nesom & G. I. Baird.  (Syn: Chrysothamnus nauseosus (Pall.ex Pursh) Britton )
Cedar Canyon, USGS quad: Mid Hills 7.5' Q.; Very common 3.5-5.5 ft. shrubs, mostly at edges of road and of wash; fls. yellow.; Eastern Mojave Desert Cedar Canyon in the Mid Hills area, large wash crossing Cedar Canyon Rd., 0.4 mi. west of Black Canyon Rd. B. Pitzer 4077. 9/26/1999 ( UCR163767 ) . . CalPhotos

Ericameria nauseosa (Pursh) G. L. Nesom & G. I. Baird var. hololeuca (A. Gray) Nesom & Baird.  (Syn: Chrysothamnus nauseosus (Pall.ex Pursh) Britton ssp. hololeucus (A. Gray) H. M. Hall & Clem. ) Rubber Rabbitbush.
Bathtub Spring, USGS quad: Mid Hills 7.5' Q.; Shrub, c. 1.2 m tall; fls. yellow; abundant, mostly in washes; Eastern Mojave Desert Mid Hills/New York Mountains. Bathtub Spring area, just west of Pinto Basin, 10 air mi west of junction of Ivanpah Road and New York Mountain Road Scott D. White and Bill La Haye 7130. 9/27/1998 ( UCR147000 ) . . CalPhotos

Ericameria paniculata (A. Gray) Rydb.  (Syn: Chrysothamnus paniculatus (A. Gray) H. M. Hall ) Mojave Rabbitbrush.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Eriophyllum pringeli A. Gray.  Pringle's Woolly Sunflower.
Wild Horse Canyon, Burned pinyon woodland with Verbena gooddinggii, Layia glandulosa, Lupinus concinnus. Eastern Mojave Desert Mid Hills: along Wildhorse Canyon Rd., c. 1 mi south of Macedonia Rd. exit Jim Andre 7301. 3/27/2006 ( UCR175241 ) . . CalPhotos

Gutierrezia microcephala (DC.) A. Gray.  Threadleaf Snakeweed.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Hymenoclea salsola A. Gray.  Cheese Bush.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Psilostrophe cooperi (A. Gray) E. Greene.  Cooper's Paper Daisy.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 202. 9/26/1999 ( UC(TAS) Zzyzx ) . . CalPhotos

Sanvitalia abertii A. Gray.  Abert's Sanvitalia.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 201. 9/26/1999 ( ? UC(TAS) Zzyzx ) . . CalPhotos

Senecio multilobatus A. Gray.  Lobeleaf Groundsel.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Stylocline psilocarphoides M. Peck.  Bare-Twig Nest Straw.
Macedonia Canyon, N-facing slope in post-fire pinyon woodland, with Galium parishii, Pinus monophylla, Ribes velutina, Poa bigelovii, Plantago patagonica. Eastern Mojave Desert Mid Hills: Macedonia Canyon, c. 2 mi SW of Columbia Mtn Jim Andre 7794.1 4/28/2006 ( UCR188681 ) . . CalPhotos

Syntrichopappus fremontii A. Gray.  Yellow-Ray Fremont's-Gold.
Macedonia Canyon, Sandy canyon bottom and post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Linanthus aureus aureus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 0.6 mi west of Wildhorse Canyon Rd. and 1.2 mi ESE of Columbia Mtn Jim Andre 7355. 4/24/2006 ( UCR175189 ) . Wild Horse Mesa, Sandy bench in post-fire Joshua Tree woodland, with Yucca brevifolia, Verbena gooddinggii, Pectocarya platycarpa, Eriophyllum wallacei. Eastern Mojave Desert Mid Hills: just west of Wildhorse Canyon Rd. and c. 3 mi NW of Hole-In-The-Wall Jim Andre and Tasha La Doux 7377. 4/20/2006 ( UCR175264 ) . . CalPhotos

Tetradymia argyraea Munz & Roos.  Striped Cottonthorn.
Globe Canyon (Upper), In Pinyon woodland, in granite soil; with Prunus, Rhus, Yucca, Gutierrezia, Salvia, Ephedra, Coleogyne, Eriogonum, Pinus monophylla, etc. Rare shrub, to 3 ft. high, 3 ft. wide. 9 1/2 (air) miles ENE of Kelso in upper Globe Canyon, in narrow canyon E of Globe Mine (ca 40 yards above mine). Mid Hills James Henrickson 12767. 9/2/1973 ( CHSC26991 ) . . CalPhotos

Thymophylla pentachaeta (DC.) Small var. belenidium (DC.) Strother.  Scale Glandbush.
Mid Hills, Mojave Desert; East Mojave Desert region Mid Hills, Mojave Desert. Alt 5500ft E. C. Jaeger 19400416. 4/15/1940 ( POM254708 ) . . CalPhotos

Undetermined .  Asteraceae Family.
Pinto Mountain, Tom Schweich 309. 5/25/2003 ( Alameda ) . Wild Horse Mesa, NWHM, at water tank. Yellow, annual. Tom Schweich 104. 4/29/1997 ( Alameda, More Processing ) White. North slope of Wild Horse Mesa. Tom Schweich 95. 4/29/1997 ( Alameda, More Processing ) Wooly composite. North slope of Wild Horse Mesa. Tom Schweich 93. 4/29/1997 ( Alameda, More Processing ) White. North slope of Wild Horse Mesa. Tom Schweich 95. 4/29/1997 ( Alameda, More Processing ) NWHM, at water tank. Yellow, annual. Tom Schweich 104. 4/29/1997 ( Alameda, More Processing ) Wooly composite. North slope of Wild Horse Mesa. Tom Schweich 93. 4/29/1997 ( Alameda, More Processing ) Tom Schweich 289. 5/26/2001 ( UC(TAS) ) East facing slope on Precambrian gneiss and schist with Pinus monophylla, Juniperus osteosperma, and Coleogyne ramosissima. Tom Schweich 274. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Bignoniaceae

Chilopsis linearis (Cav.) Sweet ssp. arcuata (Fosb.) Henrickson.  Desert Willow.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Boraginaceae

Amsinckia .  Fiddleneck.
Wild Horse Mesa, East facing slope on Precambrian gneiss and schist with Pinus monophylla, Juniperus osteosperma, and Coleogyne ramosissima. Tom Schweich 271. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Cryptantha .  Cryptantha.
Pinto Mountain, Uncommon,in Winkler Formation (Tertiary lacustrine limestone). South face. Tom Schweich 129. 4/30/1997 ( Alameda, More Processing ) . Wild Horse Mesa, With Swertia albomarginata, Juniperus osteosperma, Pinus monophylla, Coleogyne ramosissima, and Eriogonum fasciculatum. In open areas on limestone. Tom Schweich 222. 4/27/2000 ( UC(TAS) ) . . CalPhotos

Emmenanthe penduiflora Benth.  Whispering Pells.
Wild Horse Mesa, Granitic ridgetop and post-fire pinyon-juniper woodland, with Lotus argyraeus multicaulis, Pinus monophylla, Ericameria linearifolia, Phacelia curvipes. Eastern Mojave Desert Mid Hills: just north of saddle at the N end of Wildhorse Mesa, and just north of white calcareous deposits Jim Andre and T. La Doux 7425. 5/1/2006 ( UCR175392 ) . . CalPhotos

Eucrypta chrysanthemifolia (Benth.) Greene.  Spotted Hideseed.
Macedonia Canyon, Sandy canyon bottom and post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Linanthus aureus aureus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 0.6 mi west of Wildhorse Canyon Rd. and 1.2 mi ESE of Columbia Mtn Jim Andre 7348. 4/24/2006 ( UCR175591 ) . . CalPhotos

Eucrypta micrantha (Torr.) A. Heller.  Dainty Desert Hideseed.
Globe Canyon (Upper), Creosote scrub, along sandy arroyo. Mojave Desert; Eastern Mojave Desert region 34 air miles SE of Baker, 6 air miles ENE of kelso, 5miles along road to Globe Canyon of Mid Hills, E of Kelso - Cima road, near okaw Mine. alt 4000ft James Henrickson 9212. 4/23/1973 ( RSA270725 ) . . CalPhotos

Nama .  Purple Mat.
Macedonia Canyon, Tom Schweich 284. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Pectocarya penicillata (Hook. & Arn.) A. DC.  Sleeping Combseed.
Macedonia Canyon, Sandy canyon bottom among post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 1.5 mi west of Wildhorse Canyon Rd. and 1.0 mi south of Columbia Mtn Jim Andre 7371. 4/24/2006 ( UCR175197 ) . Wild Horse Canyon, Burned pinyon woodland with Verbena gooddinggii, Layia glandulosa, Lupinus concinnus. Eastern Mojave Desert Mid Hills: along Wildhorse Canyon Rd., c. 1 mi south of Macedonia Rd. exit Jim Andre 7300. 3/27/2006 ( UCR175240 ) . . CalPhotos

Pectocarya platycarpa (Munz & I.M. Johnst.) Munz & I.M. Johnst.  Broad-Fruited Combseed.
Macedonia Canyon, Sandy canyon bottom among post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 1.5 mi west of Wildhorse Canyon Rd. and 1.0 mi south of Columbia Mtn Jim Andre 7372. 4/24/2006 ( UCR175198 ) . . CalPhotos

Pectocarya setosa A. Gray.  Moth Combseed.
Butcher Knife Canyon, Rocky canyon slope with Eriophyllum wallacei, Gilia sinuata, Verbena gooddingii, Pellaea truncata, Achnatherum speciosum, Draba cuneifolia, Poa secunda, Ribes velutinum, Prunus fasciculata. Eastern Mojave Desert Mid Hills: Upper Butcher Knife Canyon in Hackberry Fire burn area Jim Andre 6598. 4/6/2006 ( UCR173444 ) . Wild Horse Canyon, Juniper woodland on hilly terrain, with Salvia dorrii, Lycium, Prunus fasciculata, Atriplex canescens, Gutierrezia, Opuntia erinacea, Yucca, Coleogyne ramosissima, etc. Eastern Mojave Desert N of Providence Mtns, in Wildhorse Canyon, along road to Mid Hills Campground. B. Pitzer and D. Charlton 793. 5/8/1988 ( UCR53319 ) . . CalPhotos

Phacelia .  Phacelia.
Mid Hills Campground, Tends to be found under Pinyons. Tom Schweich 4/21/2004 . . CalPhotos

Phacelia .  Phacelia.
Wild Horse Mesa, Tom Schweich 315. 5/26/2003 ( Alameda ) . Pinto Mountain, Tom Schweich 310. 5/25/2003 ( Alameda ) . . CalPhotos

Phacelia .  Phacelia.
Wild Horse Mesa, Purple. North slope of Wild Horse Mesa. Tom Schweich 96. 4/29/1997 ( Alameda, More Processing ) . . CalPhotos

Phacelia campanularia A. Gray ssp. vasiformis G. Gillett.  Desert Bluebells.
Columbia Mine, South facing slope in Precambrian gneiss, with Acacia greggii, Salvia columbariae, Sphaeralcea ambigua, Prunus fasciculata, Ferocactus cylindraceus, and Salazaria mexicana. 300 m northwest of the Columbia Mine. Tom Schweich 187. 4/28/1998 ( UC(TAS) Zzyzx ) . . CalPhotos

Plagiobothris .  Popcorn Flower.
Wild Horse Mesa, East facing slope on Precambrian gneiss and schist with Pinus monophylla, Juniperus osteosperma, and Coleogyne ramosissima. Tom Schweich 275. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Brassicaceae (Cruciferae)

Arabis perennans S. Watson.  Perennial Rockcress.
Mid Hills Campground, south-facing slope west of campground, Mid Hills S. A. Junak 1165. 5/15/1982 ( SBBG87461 ) . Wild Horse Mesa, Granitic ridgetop and post-fire pinyon-juniper woodland, with Lotus argyraeus multicaulis, Pinus monophylla, Ericameria linearifolia, Phacelia curvipes. Eastern Mojave Desert Mid Hills: just north of saddle at the N end of Wildhorse Mesa, and just north of white calcareous deposits Jim Andre 7438. 5/1/2006 ( UCR175400 ) . Pinto Mountain, Pinyon woodland. ; USGS quad: Pinto Valley 7.5' Q.; Eastern Mojave Desert Pinto Mountain, near Mid Hills A. C. Sanders 692. 4/27/1976 ( UCR18130 ) . . CalPhotos

Arabis pulchra M. E. Jones ex S. Watson.  Beautiful Rockcress.
Mid Hills, Mojave Desert; East Mojave Desert region Mid Hills. Mojave Desert E. C. Jaeger 5/19/1939 ( POM247692 ) Mojave Desert; East Mojave Desert region Mid Hills, Mojave Desert. Alt 5500ft E. C. Jaeger 4/15/1940 ( POM259075 ) . Bathtub Spring, In granite slopes; with Yuca achidigera, Pinus monophylla, Ephedra, Juniperus, Echinocereus, Opunita chlorotica, etc. Mojave Desert; East Mojave Desert region ca 38(air) miles E of Baker, 7..5 milrs E of Cima at Bathtub Springs area in Mid-hills W of Pinto Valley James Henrickson 9435. 4/29/1973 ( RSA270764 ) . . CalPhotos

Arabis pulchra M. E. Jones ex S. Watson var. gracilis M. E. Jones.  Beautiful Rockcress.
Bathtub Spring, On dry rocky slopes in pinyon-juniper woodland with Pinus monophylla, Juniperus osteosperma, Prunus fasciculata, Yucca schidigera, Echinocereus and Opuntia spp., Ephedra, etc. Mojave Desert; East Mojave Desert region E. Mojave Desert, Mid Hills: 7.5 air mi. E of Cima near Bathtub Springs, W of Pinto Valley; elev. c. 5900 ft. R. F. Thorne 43323. 4/29/1973 ( RSA642738 ) . Cedar Canyon, on rocky desert slope in pinyon-juniper woodland with Yucca schidigera, Y. brevifolia jaegeriana, Juniperus osteosperma, Opuntia, Prunus fasciculata, Thamnosma, Coleogyne, etc. Mojave Desert; East Mojave Desert region Mid Hills: 5.8 miles E of Cima-Kelso Road in Cedar Canyon; elev. c. 5000 ft. R. F. Thorne 43292. 4/29/1973 ( RSA642817 ) . Macedonia Canyon, Sandy canyon bottom and post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Linanthus aureus aureus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 0.6 mi west of Wildhorse Canyon Rd. and 1.2 mi ESE of Columbia Mtn Jim Andre, Tasha La Doux, and B. G. Baldwin 7338. 4/24/2006 ( UCR175258 ) . Mid Hills Campground, Granitic gravelly soils in post-fire (evidence of fire/camping disturbance) pinyon woodland, with Pinus monophylla, Hymenopappus cooperi, Pectocarya setosa, Astragalus cimae. Eastern Mojave Desert Mid Hills: Mid Hills Campground T. La Doux, and Jim Andre 64. 4/20/2006 ( UCR175522 ) . . CalPhotos

Halimolobos jaegeri (Munz) Rollins.  Mojave Halimolobos.
Bathtub Spring, Pinyon-Juniper Woodland. Sandy canyon, among granitic-outcropping boulders, with Berberis haematocarpa, Forestiera neomexicana, Pinus monophylla, Purshia glandulosa, etc Mojave Desert; East Mojave Desert region E. Mojave Desert, Mid Hills: near Bathtub Springs; elev. c. 5800 ft. R. F. Thorne and C. W. Tilforth 44064. 6/21/1973 ( RSA247877 ) . . CalPhotos

Stanleya pinnata (Pursh) Britton var. pinnata.  Prince's Plume.
Wild Horse Mesa, North slope of the Mesa, colony under Pinyon Pine, beside old roads. 278 km northeast of Los Angeles, California. Tom Schweich 250. 6/5/2000 ( UC(TAS) Zzyzx ) . . CalPhotos

Thysanocarpus curvipes Hook.  Sand Fringepod.
Cedar Canyon, in protection of bushes, granite sand Mid Hills Cedar Canyon (Cedar Canyon, Providence Mts.) - Providence Mts., , Mid Hills W. L. Jepson 18335. 5/9/1937 ( JEPS54229 ) . . CalPhotos

Undetermined .  Brassicaceae Family.
Wild Horse Mesa, On Winkler Formation below Swertia albomarginata experimental plot. Tom Schweich 270. ( UC(TAS) ) . . CalPhotos

Cactaceae

Echinocereus engelmannii (Engelm.) Lemaire.  Engelmann's Hedgehog Cactus.
Cedar Canyon, Knute (1991) identifies as var. chrysocentrus. Knute, Adrienne, 1991 . . CalPhotos

Echinocereus triglochidiatus Engelm.  Three-Spine Hedgehog Cactus.
Wild Horse Mesa, . . CalPhotos

Ferocactus cylindraceus (Engelm.) Orc.  Barrel Cactus.
Cedar Canyon, Knute, Adrienne, 1991 . Pinto Mountain, . . CalPhotos

Opuntia acanthocarpa Engelm. & J. Bigelow var. coloradensis L. Benson.  Buckhorn Cholla.
Cedar Canyon, Knute, Adrienne, 1991 . Wild Horse Canyon, On the road to north Wild Horse Mesa, sandy wash. 279 km northeast of Los Angeles, California. Tom Schweich 254. 6/5/2000 ( UC(TAS) Zzyzx ) . . CalPhotos

Opuntia basilaris Engelm. & J. Bigelow.  Beavertail Cactus.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Opuntia chlorotica Engelm. & J. Bigelow.  Pancake Prickly-Pear.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Opuntia echinocarpa Engelm. & J. Bigelow.  Silver Cholla.
Wild Horse Canyon, . . CalPhotos

Caryophyllaceae

Arenaria macradenia S. Watson var. mcaradenia.  (=Eremogone macradenia (S. Watson) Ikonn. var. macradenia ) Desert Sandwort.
Wild Horse Mesa, Granitic ridgetop and post-fire pinyon-juniper woodland, with Lotus argyraeus multicaulis, Pinus monophylla, Ericameria linearifolia, Phacelia curvipes. Eastern Mojave Desert Mid Hills: just north of saddle at the N end of Wildhorse Mesa, and just north of white calcareous deposits Jim Andre and T. La Doux 7441. 5/1/2006 ( UCR175398 ) . . CalPhotos

Eremogone macradenia (S. Watson) Ikonn. var. macradenia.  (Syn: Arenaria macradenia S. Watson var. mcaradenia ) Desert Sandwort.
Wild Horse Mesa, Open places on lacustrine limestone. North slope of Wild Horse Mesa, 5 km WNW of Hole-in-the-Wall. Tom Schweich 189. 5/29/1999 ( UC(TAS) ) . . CalPhotos

Chenopodiaceae

.  Unknown Chenopod.
Pinto Mountain, South slope of the mountain. 289 km northeast of Los Angeles, California. Tom Schweich 199. 9/26/2000 ( Alameda, More Processing ) . . CalPhotos

Cucurbitaceae

Curcurbita palmata S. Watson.  Coyote Melon.
Cedar Canyon, . . CalPhotos

Euphorbiaceae

Chamaesyce .  Sand Mat.
Wild Horse Mesa, In the old road. Tom Schweich 220. 4/27/2000 ( UC(TAS) ) . . CalPhotos

Chamaesyce albomarginata (Torrey & A. Gray) Small.  Rattlesnake Weed.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Fabaceae (Leguminosae)

Acacia greggii A. Gray.  Catclaw.
Cedar Canyon, Knute (1991) identifies as var. arizonica. Knute, Adrienne, 1991 . Macedonia Canyon, 9.5 miles SE of Kelso, 2.8(rd) miles W of Wild Horse Canyon Road along the Macedonia Canyon in Mid-Hills James Henrickson 11159. 7/7/1973 ( RSA270293 ) . . CalPhotos

Astragalus .  Milkvetch.
Cedar Canyon, Knute, Adrienne, 1991 . Mid Hills Campground, Tom Schweich 4/21/2004 . Wild Horse Mesa, On the old road with Dalea searlesiae, just starting to bloom. Tom Schweich 219. 4/27/2000 ( UC(TAS) ) Seed pods only, no flowers, near where Astragalus sp. was collected in April, 2000. North slope of the Mesa, on old roads. Tom Schweich 248. 6/5/2000 ( UC(TAS) ) . Pinto Mountain, Tom Schweich 282. 4/24/2001 ( UC(TAS) ) . Wild Horse Mesa, On the old road with Dalea searlesiae, just starting to bloom. Tom Schweich 219. 4/27/2000 ( UC(TAS) ) Seed pods only, no flowers, near where Astragalus sp. was collected in April, 2000. North slope of the Mesa, on old roads. Tom Schweich 248. 6/5/2000 ( UC(TAS) ) . . CalPhotos

Dalea searlsiae (A. Gray) Barneby.  Searls' Prairie Clover.
Wild Horse Mesa, Growing in center of old roads, not in blackbrush on either side of road. Looks more dried out than finished blooming. North slope of the Mesa, on old roads. Tom Schweich 249. 6/5/2000 ( UC(TAS) ) Rare, in wash, at the water tank north of Wild Horse Mesa. Tom Schweich 24. 5/27/1993 ( Zzyzx ) Growing in center of old roads, not in blackbrush on either side of road. Looks more dried out than finished blooming. North slope of the Mesa, on old roads. Tom Schweich 249. 6/5/2000 ( Zzyzx ) . . CalPhotos

Lotus rigidus (Benth.) E. Greene.  Desert Lotus.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Fagaceae

Quercus chrysolepis Liebm.  Canyon Live Oak.
Wild Horse Mesa, With Amelanchier utahensis, Garrya flavescens, Juniperus osteosperma, Pinus monophylla, and Rhamnus ilicifolia. Rare. North slope of Wild Horse Mesa. Tom Schweich 16. 5/25/1993 ( UC(TAS) ) In sheltered valley on north slope of Wild Horse Mesa. Rare. Tom Schweich 42. 4/30/1996 ( Zzyzx ) . . CalPhotos

Garryaceae

Garrya flavescens S. Watson.  Ashy Silk-Tassel.
Wild Horse Mesa, Uncommon. North slope. Tom Schweich 45. 4/30/1996 ( UC(TAS) ) With Amelanchier utahensis, Pinus monophylla, and Juniperus osteosperma. Tom Schweich 101. 4/29/1997 ( Zzyzx ) Uncommon. North slope. Tom Schweich 45. 4/30/1996 ( Zzyzx ) . . CalPhotos

Gentianaceae

Swertia albomarginata (S. Watson) Kuntze.  (Syn: Frasera albomarginata S. Watson ) Desert Elkweed.
Wild Horse Mesa, White calcareus (clay) gravels in post-fire pinyon woodland, with Pinus monophylla, Hymenopappus filifolius, Cryptantha tumulosa, C. gracilis, Swertia albomarginatus. Eastern Mojave Desert Mid Hills: N end of Wildhorse Mesa, c. 5 mi NW of Hole-In-The-Wall Jim Andre and R. Kelley 7480. 5/11/2006 ( UCR175690 ) In Pinyon-Juniper forest on lacustrine limestone informally known as Winkler Formation 6 km west of Hole-in-the-Wall Tom Schweich 288. 5/26/2001 ( Zzyzx ) . . CalPhotos

Swertia albomarginata (S. Watson) Kuntze ssp. albomarginata.  Desert Elkweed.
Cedar Canyon, Sagebrush-Juniper association. Alt. 5000 East of Cedar Canyon on Cima-Lanfair Valley Road, San Bernardino Cty. Roxanna S. Ferris 9862. 6/26/1940 ( UC878292 ) . Wild Horse Mesa, In open areas on broken limestones with little to no soil development. North slope of Wild Horse Mesa, 5 km WNW of Hole-in-the-Wall. Tom Schweich 183. 5/29/1999 ( UC(TAS) ) North slope, on Winkler Fm., Tertiary lacustrine limestone. Tom Schweich 25. 5/27/1993 ( Zzyzx ) Carbonate-based soils, north slope of Wild Horse Mesa. Uncommon. Tom Schweich 43. 4/30/1996 ( Zzyzx ) . Pinto Mountain, Winkler Formation (Tertiary lacustrine limestone). Uncommon. South slope. Tom Schweich 47. 5/1/1996 ( Zzyzx ) . Wild Horse Mesa, In open areas on broken limestones with little to no soil development. North slope of Wild Horse Mesa, 5 km WNW of Hole-in-the-Wall. Tom Schweich 183. 5/29/1999 ( Zzyzx ) Carbonate-based soils, north slope of Wild Horse Mesa. Uncommon. Tom Schweich 43. 4/30/1996 ( Zzyzx ) . . CalPhotos

Grossulariaceae

Ribes velutinum E. Greene.  Desert Gooseberry.
Mid Hills, Mid Hills with Pinus monophylla, Erigonum fasciculatum, Purshia tridentata glandulosa, Ephedra viridis, Yucca baccata, Opuntia mohavensis, Opuntia acanthocarpa, Ericamerica linearifolia, Rhus tridentata, Brickellia californica. Uncommon. Granite boulders, north facing slope. Mid Hills ridge line, near Mid Hills Campground. Tom Schweich 125. 4/30/1997 ( UC(TAS) Zzyzx ) . . CalPhotos

Krameriaceae

Krameria erecta Schultes.  Pima Rhatany.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Lamiaceae (Labiatae)

Salazaria mexicana Torrey.  Mexican Bladder Sage.
Wild Horse Mesa, . Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Salvia columbariae Benth.  Chia.
Cedar Canyon, Knute, Adrienne, 1991 . Columbia Mine, South facing slope in Precambrian gneiss, with Acacia greggii, Salvia columbariae, Sphaeralcea ambigua, Prunus fasciculata, Ferocactus cylindraceus, and Salazaria mexicana. 300 m northwest of the Columbia Mine. Tom Schweich 188. 4/28/1998 ( Zzyzx ) . . CalPhotos

Salvia dorrii (Kellogg) Abrams ssp. dorrii.  Desert Sage.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Salvia dorrii (Kellogg) Abrams ssp. pilosa (A. Gray) J. L. Strachan & Rev.  (Syn: Ramona pilosa (A. Gray) Abrams ) Purple Sage.
Wild Horse Mesa, With Eriogonum fasciculatum, Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, and Purshia tridentata var. glandulosa. In the wash below Winkler's Cabin Tom Schweich 110. 4/29/1997 ( UC(TAS) ) With Eriogonum fasciculatum, Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, and Purshia tridentata glandulosa In the wash below Winkler's Cabin Tom Schweich 107. 4/29/1997 ( Zzyzx ) With Eriogonum fasciculatum, Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, and Purshia tridentata var. glandulosa. In the wash below Winkler's Cabin Tom Schweich 110. 4/29/1997 ( Zzyzx ) With Eriogonum fasciculatum, Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, and Purshia tridentata glandulosa In the wash below Winkler's Cabin Tom Schweich 107. 4/29/1997 ( Zzyzx ) With Eriogonum fasciculatum, Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, and Purshia tridentata var. glandulosa. In the wash below Winkler's Cabin Tom Schweich 110. 4/29/1997 ( Zzyzx ) . . CalPhotos

Salvia mohavensis E. Greene.  Mohave Sage.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Linaceae

Linum .  Flax.
Pinto Mountain, Few seen. Tom Schweich 229. 4/27/2000 ( UC(TAS) ) . . CalPhotos

Linum puberulum (Engelm.) A. A. Heller.  Hairy Flax.
Pinto Mountain, Uncommon, on the south face of Pinto Mountain, in Winkler Formation (Tertiary lacustrine limestone). Pinto Mountain, near experimental plots. Tom Schweich 128. 4/30/1997 ( UC(TAS) Zzyzx ) . . CalPhotos

Malvaceae

Sphaeralcea ambigua A. Gray.  Apricot Mallow.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Sphaeralcea ambigua A. Gray ssp. monticola Kearney.  (Error looking up Synonym =176Sphambamb). Desert Globemallow.
Wild Horse Mesa, with Baccharis, Pinus monophylla, Euphorbia, Rhus, Purshia, etc. Mojave Desert; East Mojave Desert region ca 40 (air) miles SE of Baker, Wild Horse Mesa of Mid-Hills; in igneous arroyo-canyon of E side Mesa; 1.25 mi SW of Hole-in-the-Wall James Henrickson 13861. 5/10/1974 ( RSA271035 ) . . CalPhotos

Nyctaginaceae

Mirabilis coccinea (Torr.) Benth. & Hook. f.  Scarlet Four o'clock.
Bathtub Spring, Pinyon-Juniper Woodland. Sandy canyon, among granitic-outcropping boulders with Berberis haematocarpa, Forestiera neomexicana, Pinus monophylla, Purshia glandulosa, etc Mojave Desert; East Mojave Desert region E. Mojave Desert, Mid Hills: near Bathtub Springs; elev. c. 5800 ft. Robert F. Thorne and C. W. Tilforth 44061. 6/21/1973 ( RSA247876 UC1409037 ) . . CalPhotos

Mirabilis multiflora (Torrey) A. Gray ssp. pubescens S. Watson.  Colorado Four O'clock.
Cedar Canyon, Knute, Adrienne, 1991 . Bathtub Spring, Sandy canyon in Pinyon-Juniper Woodland, with Berberis haematocarpa, Prunus fasciculata, Forestiera neomexicana, Pius monophylla, Purshia glandulosa, etc.; sprawling perennial with showy, rose-purple flowers. Mojave Desert; East Mojave Desert region E. Mojave Desert, Mid Hills: near Bathtub Springs, elev. ca. 5800 ft. R. F. Thorne and C. W. Tilforth 44063. 6/21/1973 ( RSA247875 ) . Wild Horse Mesa, White calcareus (clay) gravels in post-fire pinyon woodland, with Pinus monophylla, Hymenopappus filifolius, Cryptantha tumulosa, C. gracilis, Swertia albomarginatus. Eastern Mojave Desert Mid Hills: N end of Wildhorse Mesa, c. 5 mi NW of Hole-In-The-Wall Jim Andre and R. Kelley 7484. 5/11/2006 ( UCR175390 ) . . CalPhotos

Mirabilis pumila (Standl.) Standl.  (=Mirabilis albida (Walter) Heimerl) Dwarf Four o'clock.
Bathtub Spring, Pinyon-Juniper woodland with Berberis haematocarpa, Prunus fasciculata, Forestiera neomexicana, Pinus monophylla, Purshia glandulosa, etc. Transverse Ranges; San Bernardino Mountains region Eastern Mojave Desert, Mid Hills: Sandy Canyon near Bathtub Springs [Editorial Comments: 2008, Location description "Transverse Ranges; San Bernardino Mountains region" should be "Eastern Mojave Desert," see also RSA270953 with same error. ]) R. F. Thorne and C. W. Tilforth 44062. 6/21/1973 ( RSA247874 ) . Live Oak Spring, In granitic slopes below spring; in Pinyon-Juniper woodlands; with Pinus monophylla, Juniperus, Coleogyne, Opuntia, Yucca baccata, Yucca brevifolia, Ferocactus, Thamnosma, etc. Transverse Ranges; San Bernardino Mountains region 5 air miles SE of Cima near Live Oak Springs in Mid Hills [Editorial Comments: 2008, Location description "Transverse Ranges; San Bernardino Mountains region" should be "Eastern Mojave Desert," see also RSA247874 with same error. ]) James Henrickson 10433. 6/3/1973 ( RSA270953 ) . Bathtub Spring, Slopes and washes near spring and adjacent N-facing slope. Eastern Mojave Desert Mid Hills/New York Mountains. Bathtub Spring area, just west of Pinto Basin, 10 air mi west of junction of Ivanpah Road and New York Mountain Road Scott D. White and Bill La Haye 7133. 9/27/1998 ( UCR144123 ) Growing among boulders, Assoc. with Pinus monophylla, Ericameria cuneata, Rhamnus ilicifolia, Robinia neomexicana. Eastern Mojave Desert Mid Hills: Rocky crags just south of Bathtub Spring Jim Andre and T. La Doux 7650. 9/30/2006 ( UCR183530 ) . . CalPhotos

Oleaceae

Forestiera pubescens Nutt.  Desert Olive.
Wild Horse Mesa, At the water tank, in the wash on the north slope of mesa, 3½ km west northwest of Hole-in-the-Wall, 278 km northwest of Los Angeles, California. Tom Schweich 63. 4/30/1996 ( Alameda, Ready to Mount ) In bottom of wash at the water tank. 278 km northeast of Los Angeles, California. Tom Schweich 223. 4/27/2000 ( UC(TAS) ) NWHM, at water tank. Tom Schweich 105. 4/29/1997 ( UC(TAS) ) In bottom of wash at the water tank. 278 km northeast of Los Angeles, California. Tom Schweich 223. 4/27/2000 ( UC(TAS) ) NWHM, at water tank. Tom Schweich 105. 4/29/1997 ( UC(TAS) ) In bottom of wash at the water tank. 278 km northeast of Los Angeles, California. Tom Schweich 223. 4/27/2000 ( UC(TAS) ) NWHM, at water tank. Tom Schweich 105. 4/29/1997 ( UC(TAS) ) In bottom of wash at the water tank. 278 km northeast of Los Angeles, California. Tom Schweich 223. 4/27/2000 ( Zzyzx ) NWHM, at water tank. Tom Schweich 105. 4/29/1997 ( Zzyzx ) In bottom of wash at the water tank. 278 km northeast of Los Angeles, California. Tom Schweich 223. 4/27/2000 ( Zzyzx ) . . CalPhotos

Fraxinus anomala S. Watson.  Single-Leaf Ash.
Wild Horse Mesa, With Pinus monophylla, Ericameria linearifolia, Rhamnus ilicifolia, Rhus trilobata, Garrya flavescens, Juniperus osteosperma. Up draw from junction of old roads.. North slope of Wild Horse Mesa, on Winkler Formation (lacustrine limestone). Tom Schweich 163. 9/20/1998 ( Alameda, Ready to Mount ) On north slope of Wild Horse Mesa, 5 km WNW of Hole-in-the-Wall. Tom Schweich 182. 5/29/1999 ( UC(TAS) ) With Garrya flavescens, Pinus monophylla, and Rhamnus ilicifolia. Occasional. North slope. Tom Schweich 26. 5/27/1993 ( Zzyzx ) On north slope of Wild Horse Mesa, 5 km WNW of Hole-in-the-Wall. Tom Schweich 182. 5/29/1999 ( Zzyzx ) . . CalPhotos

Menodora spinescens A. Gray.  Spiny Desert Olive.
Cedar Canyon, Knute, Adrienne, 1991 . . CalPhotos

Onagraceae

Oenothera californica (S. Watson) S. Watson ssp. avita Klein.  California Evening Primrose.
Mid Hills Campground, Tom Schweich 4/21/2004 . . CalPhotos

Phrymaceae

Mimulus rubellus A. Gray.  Little Redstem Monkeyflower.
Wild Horse Mesa, Granitic ridgetop and post-fire pinyon-juniper woodland, with Lotus argyraeus multicaulis, Pinus monophylla, Ericameria linearifolia, Phacelia curvipes. Eastern Mojave Desert Mid Hills: just north of saddle at the N end of Wildhorse Mesa, and just north of white calcareous deposits Jim Andre and T. La Doux 7427. 5/1/2006 ( UCR175403 ) . . CalPhotos

Polemoniaceae

Eriastrum .  Woolystar.
Pinto Mountain, Tom Schweich 283.1 4/24/2001 ( Alameda ) Tom Schweich 285. 5/25/2001 ( UC(TAS) ) . . CalPhotos

Eriastrum diffusum (A. Gray) H. Mason.  Miniature Woollystar.
Mid Hills, gravel wash near Wildhorse Cyn Rd, 6 mi E of China Rd, E of Dawes, Mid Hills S. A. Junak 1171. 5/15/1982 ( SBBG87464 ) . . CalPhotos

Eriastrum eremicum (Jeps.) H. Mason.  Desert Woollystar.
Bathtub Spring, Pinyon-Juniper Woodland. Sandy canyon, among granitic-outcropping boulders with Berberis haematocarpa, Prunus fasciculata, Forestiera neomexicana, Pinus monophylla, Purshia glandulosa, etc; flowers lavender Mojave Desert; East Mojave Desert region E. Mojave Desert, Mid Hills: near Bathtub Springs; elev. c. 5800 ft. R. F. Thorne and C. W. Tilforth 44067. 6/21/1973 ( RSA247879 ) . . CalPhotos

Eriastrum sparsiflorum (Eastw.) H. Mason.  Great Basin Woollystar.
Macedonia Canyon, Sandy canyon bottom among post-fire pinyon woodland, with Pinus monophylla, Lupinus concinnus, Cryptantha barbigera. Eastern Mojave Desert Mid Hills: upper Macedonia Canyon, c. 1.5 mi west of Wildhorse Canyon Rd. and 1.0 mi south of Columbia Mtn Jim Andre 7367. 4/24/2006 ( UCR175194 ) . Wild Horse Canyon, Sandy bench in post-fire Joshua Tree woodland, with Yucca brevifolia, Verbena gooddinggii, Pectocarya platycarpa, Eriophyllum wallacei. Eastern Mojave Desert Mid Hills: just west of Wildhorse Canyon Rd. and c. 3 mi NW of Hole-In-The-Wall [Editorial Comments: 2008, Presence of Joshua tree (Yucca brevifolia) at this locality is doubtful. ]) Jim Andre and T. La Doux 7374. 4/20/2006 ( UCR175374 ) . . CalPhotos

Gilia .  Gilia.
Pinto Mountain, Tom Schweich 311. 5/25/2003 ( Alameda ) Tom Schweich 283. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Gilia .  Gilia.
Wild Horse Mesa, East facing slope on Precambrian gneiss and schist with Pinus monophylla, Juniperus osteosperma, and Coleogyne ramosissima. Tom Schweich 273. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Gilia aliquanta A. D. Grant & V. E. Grant ssp. breviloba A. D. Grant & V. E. Grant.  Puffcalyx Gilia.
Wild Horse Mesa, Locally common; plants with dark purple flowers.; Below white, limey clay formations in post-fire pinyon woodland, with Swertia albomarginatus, Dalea searlesiae, Pinus monophylla, Hymenopappus cooperi, Pectocarya setosa, Phacelia distans. Eastern Mojave Desert Mid Hills: lower slopes of the far N end of Wildhorse Mesa, c. 1.5 mi west of Wildhorse Canyon Rd Jim Andre 7399. 4/20/2006 ( UCR175360 ) . . CalPhotos

Gilia ophthalmoides Brand.  Pinyon Gilia.
Wild Horse Mesa, East facing slope on Precambrian gneiss and schist with Pinus monophylla, Juniperus osteosperma, and Coleogyne ramosissima. Tom Schweich 272. 4/24/2001 ( UC(TAS) ) . . CalPhotos

Phlox .  Phlox.
Wild Horse Mesa, Solitary plants or growing out of Coleogyne ramosissima. Tom Schweich 218. 4/27/2000 ( UC(TAS) ) . . CalPhotos

Phlox stansburyi (Torrey) A. A. Heller.  Cold-Desert Phlox.
Mid Hills Campground, Tom Schweich 4/21/2004 . . CalPhotos

Polygonaceae

Eriogonum .  Buckwheat.
Pinto Mountain, Tom Schweich 285.1 5/25/2001 ( Alameda ) . Wild Horse Canyon, On the road to north Wild Horse Mesa, sandy wash. Tom Schweich 252. 6/5/2000 ( UC(TAS) ) . . CalPhotos

Eriogonum davidsonii Greene.  Davidson's Buckwheat.
Mid Hills Campground, hills; pinyon-juniper woodland Providence Mtns: just N of Midhills Cmpgrd S. A. Junak 1154. 5/15/1982 ( SBBG86460 ) . . CalPhotos

Eriogonum fasciculatum Benth. ssp. polifolium (A. DC.) Torrey & A. Gray.  California Buckwheat.
Cedar Canyon, Knute, Adrienne, 1991 . Wild Horse Canyon, On the road to north Wild Horse Mesa, sandy wash. 278 km northeast of Los Angeles, California. Tom Schweich 251. 6/5/2000 ( UC(TAS) ) . Wild Horse Mesa, With Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, Purshia tridentata glandulosa, and Salvia dorrii. In the wash below Winkler's Cabin Tom Schweich 108. 4/29/1997 ( UC(TAS) Zzyzx ) . Wild Horse Canyon, On the road to north Wild Horse Mesa, sandy wash. 278 km northeast of Los Angeles, California. Tom Schweich 251. 6/5/2000 ( Zzyzx ) . Wild Horse Mesa, With Coleogyne ramosissima, Juniperus osteosperma, Prunus fasciculata, Purshia tridentata glandulosa, and Salvia dorrii. In the wash below Winkler's Cabin Tom Schweich 108. 4/29/1997 ( Zzyzx ) . . CalPhotos

Eriogonum heermannii Durand & Hilg. var. floccosum Munz.  Clark Mountain Buckwheat.
Globe Canyon (Upper), in Pinyon woodland, in granite soil. Mid hills; Prunus, Rhus, Yucca, Gutierrezia, Salvia, Ephedra, Coleogyne, Eriogonum, Pinus monophylla, etc. Mojave Desert; East Mojave Desert region 9 1/2 (air) miles ENE of Kelso in upper Globe Canyon, in narrow canyon E of Globe Mine. Mid-Hills. 4600 ft. James Henrickson 12769. 9/2/1973 ( RSA270472 ) . Macedonia Canyon, N-facing slope; just below pinyon zone; scattered on sandy slope with Euphilotes battoides spp. Closely assoc. with plant (Letidoptera; Lycaenidae) Mojave Desert; East Mojave Desert region Mid Hills; Macedonia Canyon, 0.6 miles SE of peak of Columbia Mountain; T12N R14E S34 SE1/4; elev. 4800 ft John F. Emmel 618. 9/10/1978 ( RSA276720 ) . . CalPhotos

Eriogonum inflatum Torrey & Fremont.  Desert Trumpet.
Cedar Canyon, Knute, Adrienne, 1991 . Macedonia Canyon, . . CalPhotos

Eriogonum maculatum A. Heller.  Spotted Buckwheat.
Wild Horse Canyon, Sandy bench in post-fire Joshua Tree woodland, with Yucca brevifolia, Verbena gooddinggii, Pectocarya platycarpa, Eriophyllum wallacei. Eastern Mojave Desert Mid Hills: just west of Wildhorse Canyon Rd. and c. 3 mi NW of Hole-In-The-Wall Jim Andre and Tasha La Doux 7387. 4/20/2006 ( UCR175273 ) . . CalPhotos

Eriogonum nidularium Coville.  Birdnest Buckwheat.
Wild Horse Canyon, Host of Hemiargus ceraunus and Euphilotes enoptes dammersi (Lycaenidae) Eastern Mojave Desert Mid Hills area, in Wildhorse Canyon G. R. Ballmer 9233. 9/20/1992 ( UCR75968 ) . . CalPhotos

Eriogonum palmerianum Reveal.  Palmer's Buckwheat.
Wild Horse Canyon, Sandy bench in post-fire Joshua Tree woodland, with Yucca brevifolia, Verbena gooddinggii, Pectocarya platycarpa, Eriophyllum wallacei. Eastern Mojave Desert Mid Hills: just west of Wildhorse Canyon Rd. and c. 3 mi NW of Hole-In-The-Wall Jim Andre and Tasha La Doux 7383. 4/20/2006 ( UCR175269 ) . . CalPhotos

Eriogonum plumatella Durand & Hilg.  Yucca Buckwheat.
Macedonia Canyon, Granite slopes & arroyos, with Yucca baccata, Acacia, Opuntia, Hymenoclea, Lycium, Tetradymia, Eriogonum, Salvia, etc. Frequent perennial in wash, fls. white. Mojave Desert; East Mojave Desert region 9.5 miles SE of Kelso, 2.8(rd) miles W of Wild Horse Canyon Road along the Macedonia Canyon in Mid-Hills. James Henrickson 11161. 7/7/1973 ( RSA270461 ) . . CalPhotos

Eriogonum pusillum Torr. & A. Gray.  Yellowturbans.
Cedar Canyon, Pinyon-Juniper Woodland with Penstemon antirrhinoides, Pinyon-Juniper woodland.Locally common on sunny, dry, sandy wash; Mojave Desert: East Mojave Desert region Eastern Mojave Desert, Cedar Canyon, Mid Hills. Alt: 4800 ft. P. A. Munz and P. C. Everett 17463. 5/31/1952 ( RSA81782 ) . . CalPhotos

Eriogonum trichopes Torr.  Little Desert Trumpet.
Mid Hills, Sandy wash; with Larrea tridentata, Yucca schidigera, Eriogonum pusillum, E. nidularium, E. maculatum, Langlosia schottii, Tridens. Mojave Desert: East Mojave Desert region Along Wildrose Canyon Rd. 3.7 miles east of Cima Rd., Mid Hills. Elev. 3500 ft. Steven A. Junak