CCH1:
Featuring California vascular plant data from the Consortium of California Herbaria and other sources
CCH1: Search Results

Please cite data retrieved from this page:
Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal, ucjeps.berkeley.edu/consortium/, 2022 June 28.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on June 28).

Records are made available under the CCH Data Use Terms.

Please send questions or comments to Jason Alexander (jason_alexander@berkeley.edu).


  • Click on column header to sort data
  • Click in left-most checkbox to select record
  • The color of the left most checkbox indicates the flagging status of the specimen. See the CCH Help Page for more on each flag color code
  • Check the CCH Help Page for more information on each field in the table below.

Mapping Options:

  • BerkeleyMapper without layers.

    (Note: only records with coordinates are mappable)
    An accepted name was found==>Hilaria rigida.
    Synonyms were found.

    You searched for: Hilaria rigida

    CHECK ALL
      F CCH1_AIDherbscientific namecoll. namecoll. num.formatted datecountylocality
    AHUC038640DAVHilaria rigidaBeecher Crampton26251955-4-27 San BernardinoSan Bernardino County, 6.5 miles south of Daggett.
    AHUC039163DAVHilaria rigidaBeecher Crampton25741955-4-25 San BernardinoSan Bernardino County, 2.5 miles west of Daggett, 1 mile east of Marine Corps Depot, along U.S. Highway 66.
    AHUC041142DAVHilaria rigidaBeecher Crampton64651962-5-23 ImperialImperial County, 4.2 miles west of Plaster City, along U.S. Highway 80.
    AHUC042743DAVHilaria rigidaBeecher Crampton79601967-5-23 San BernardinoSan Bernardino County, Mojave Desert, 31 miles west of Baker on US Hwy. 466, near midway ca. 5 miles west of Mt. Afton.
    AHUC12151DAVHilaria rigidaH. S. Reed98411937-5-05 San BernardinoSan Bernardino County: Cronise Valley, Mohave Desert.
    AHUC13485DAVHilaria rigidaR. Tofsruds.n.1951-4-27 ImperialImperial County: 5 N of Niland.
    AHUC13486DAVHilaria rigidaB. A. Madsons.n.1947-9-15 RiversideRiverside County: East side of San Jacinto Mts. Between Palm Springs and Idyllwild.
    AHUC13487DAVHilaria rigidaR. Tofsruds.n.1949-4-28 San DiegoSan Diego County: Hwy. 78, Anza Desert State Park.
    AHUC13488DAVHilaria rigidaR. Tofsruds.n.1949-4-28 San DiegoSan Diego County: Hwy. 78, Anza Desert State Park.
    AHUC13489DAVHilaria rigidaCollector Unknowns.n.1951-10-01 San BernardinoSan Bernardino County: Lucerne Valley.
    AHUC21215DAVHilaria rigidaBeecher Crampton25741955-4-25 San BernardinoSan Bernardino County: U.S. Highway 66, 2.5 miles west of Daggett.
    AHUC21220DAVHilaria rigidaBeecher Crampton26251955-4-27 San BernardinoSan Bernardino County: 6.5 miles south of Daggett.
    AHUC21991DAVHilaria rigidaPhilip A. Munz149971937-6-18 San BernardinoSan Bernardino County: pass at Clark Mt., on highway from Las Vegas to Baker.
    AHUC22940DAVHilaria rigidaAnnetta Carter32351953-4-05 San BernardinoSan Bernardino County: 20 miles south of Needles.
    AHUC24606DAVHilaria rigidaE. K. Balls229251958-3-20 ImperialImperial County: 3.7 miles north of Ogilby on road to Blythe.
    AHUC25757DAVHilaria rigidaH. S. Yates64421937-3-23 RiversideRiverside County: 15 miles N. N. E. of Mecca.
    AHUC25985DAVHilaria rigidaJames B. GarnerUSD-11959-4-20 RiversideRiverside County: 6 miles west of Elyth.
    AHUC25986DAVHilaria rigidaJames B. GarnerUSD-11959-4-20 RiversideRiverside County: 6 miles west of Elyth.
    AHUC26843DAVHilaria rigidaPeter Kamb10701948-5-31 San BernardinoSan Bernardino County: Cushenbury Springs. San Bernardino Mountains.
    AHUC27626DAVHilaria rigidaPeter H. Raven129311958-5-06 RiversideRiverside County: 10.2 miles southwest of Palm Desert on State Highway 74. San Jacinto Mountains.
    AHUC27675DAVHilaria rigidaPeter H. Raven119181958-3-22 San BernardinoSan Bernardino County: 5.3 miles east of Mount Afton.
    AHUC28851DAVHilaria rigidaG. Thomas Robbins34321952-4-19 San BernardinoSan Bernardino County: along U.S. Highway 91, about 1 mile west of Cronese (Cronese Valley), Mohave Desert.
    AHUC29129DAVHilaria rigidaBeecher Crampton64651962-5-23 ImperialImperial County: 4.2 miles west of Plaster City, along U.S. Highway 80.
    AHUC32308DAVHilaria rigidaRimo Bacigalupi61371958-2-17 ImperialImperial County: 1.5 miles south of Gold Rock Ranch, on road from Ogilby to Blythe, by way of Midway Well, Colorado Desert.
    AHUC33558DAVHilaria rigidaBeecher Crampton79861967-5-23 San BernardinoSan Bernardino County: Mojave Desert, 5.4 miles east of Mtn. Pass summit, US Hwy 466, at Nipton Road junction.
    AHUC33566DAVHilaria rigidaBeecher Crampton79601967-5-23 San BernardinoSan Bernardino County: Mojave Desert, 31 miles west of Baker on US Hwy. 466, near midway ca. 5 miles west of Mt. Afton road.
    AHUC34558DAVHilaria rigidaBeecher Crampton83241968-8-11 San BernardinoEastern San Bernardino County: 2 miles E of Mountain Pass, near Wheaton Springs, Interstate Hwy. 15, Mescal Range.
    AHUC5665DAVHilaria rigidaCollector Unknown1934-11-01 ?  UnknownCalifornia: county unknown. Sent to Davis from S. California.
    AHUC5666DAVHilaria rigidaKatherine Brandegees.n.1996-10-19 ImperialImperial County: Colorado Desert.
    AHUC5668DAVHilaria rigidaCollector Unknowns.n.1994-4-9 ?  UnknownCalifornia: County unknown.
    AHUC5669DAVHilaria rigidaA. H. Shunk61923 San BernardinoSan Bernardino County: Cima.
    AHUC5670DAVHilaria rigidaKatharine Brandegees.n.1915-6-01 San BernardinoSan Bernardino County: Kelso.
    AHUC7105DAVHilaria rigidaA. A. Beetle31921942-4-23 San BernardinoSan Bernardino County: Rt. 95, 38 miles north of Blythe.
    AHUC7106DAVHilaria rigidaA. A. Beetle31831942-4-22 RiversideRiverside County: Rts. 60 and and 0 (sic), 5 miles east of Shavers Summit.
    AHUC7107DAVHilaria rigidaA. A. Beetle31741942-4-22 ImperialImperial County: junction of Rt. 80 and road to Ogilby.
    AHUC7108DAVHilaria rigidaA. A. Beetle23021942-4-23 San BernardinoSan Bernardino County: Rt. 66, 12 miles west of Ludlow.
    AHUC8282DAVHilaria rigidaR. M. Loves.n.1942-10-08 San BernardinoSan Bernardino County: 15 miles northwest of Indio.
    AHUC9605DAVHilaria rigidaVictor Duran31991932-5-12 San DiegoSan Diego County: head of Box Canon, near Mason Valley.
    BSCA3038BSCAHilaria rigidaHendrickson, Larry5542005-4-27 San DiegoAnza-Borrego Desert State Park. Grave Wash at the SE end of the Santa Rosa Mountains in California State Wilderness. Approx. 5.0 miles WSW of Imperial Co. Hwy 86 at the Grave Wash overpass bridge. 300 ft. west of County line/Park boundary.
    BSCA3442BSCAHilaria rigidaRebman, Jon143872008-4-8 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls.
    BSCA5202BSCAHilaria rigidaRebman, Jon P.142512008-3-12 San DiegoAnza-Borrego Desert State Park: east of Borrego Springs; just west of the Imperial/San Diego county border on the north side of Hwy. S22/Borrego Salton Seaway; along the Calcite Mine road
    BSCA5203BSCAHilaria rigidaRebman, Jon P.255072013-2-10 San DiegoAnza-Borrego Desert State Park: Split Mountain area; to the southwest of the Wind Caves and west of Elephant Knees area; along Fish Creek Wash
    BSCA5204BSCAHilaria rigidaMarsden, Kim2612008-3-20 San DiegoAnza-Borrego State Park, 6.5 mi ESE of town of Borrego Springs, 300 meters SE of San Gregorio monument along Borrego Sink Wash, 3.8 NNE of intersection Borrego Springs Road and Fletcher Road
    BSCA5205BSCAHilaria rigidaRebman, Jon P.163282009-3-11 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides
    BSCA5206BSCAHilaria rigidaBarth, Joe9142010-3-6 San DiegoAnza-Borrego Desert State Park: the sw part of the South Mesa (north and east of the Carrizo Badlands). Ca. 0.3 mile to the east of the canyon drainage called Arroyo Seco del Diablo. Ca. 2 miles N of Carrizo Creek. Ca.2.8 miles west of the county line.
    BSCA5207BSCAHilaria rigidaRebman, Jon P.145752008-4-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments.
    BSCA5208BSCAHilaria rigidaRebman, Jon P.145252008-4-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments
    BSCA5209BSCAHilaria rigidaRebman, Jon P.162462009-3-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments.
    BSCA5210BSCAHilaria rigidaRebman, Jon P.163962009-3-11 ImperialFreeman Properties (Truckhaven) - Desert Cahuilla: West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa.
    BSCA5211BSCAHilaria rigidaHendrickson, Larry35992009-3-30 San DiegoAnza-Borrego Desert State Park. Rockhouse Canon, a major tributary of Carrizo Wash in the In-Ko-Pah Mountains. 2.7 miles S of intersection of County Road S-2 and Carrizo Wash jeep trail.
    BSCA5212BSCAHilaria rigidaRebman, Jon P.161472009-3-9 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments.
    BSCA5213BSCAHilaria rigidaBarth, Joe13922011-4-13 San DiegoAnza Borrego Desert State Park's Volcanic Hills area. Mortero Canon. 1.2 mile due W of Imperial County line. 2.3 miles due S of Hiway S2, 9.3 miles due N of Frwy I8.
    BSCA5214BSCAHilaria rigidaBarth, Joe12772011-4-4 San DiegoJojoba Wash, Anza-Borrego Desert State Park. 2.25 miles due S of Hwy S2, 11 miles due N of Freeway I8, 3.8 miles due W of Imperial county line. Bajada WNW of the Volcanic Hills.
    BSCA5215BSCAHilaria rigidaMerkel, Dalton (Mike)3261964-3-1 San DiegoBorrego Palm Canon area. Widespread throughout the Park.
    BSCA5216BSCAHilaria rigidaSmith2421961-9-1 San DiegoBlair Valley, on gravel slopes.
    CAS-BOT177173CASHilaria rigidaDeGroot, Sarah J.; Gatto, Angela24582003-4-20 San BernardinoWhipple Mountains: Old road heading west from Copper Basin, off Bowman's wash road Elev. given as 1380ft.
    CAS-BOT177356CASHilaria rigidaDe Groot, Sarah J.; Lubinsky, Leland44662004-10-16 San BernardinoWhipple Mountains: Ridge S of middle fork of Whipple Wash, NE of large dark bluff Elev. given as 2080ft.
    CAS-BOT227256CASHilaria rigidaSanders, A. C.; Howald, A.386042010-9-21 InyoNortheastern Mojave Desert: Pahrump Valley, east of the Nopah Range and NE of Calvada Springs, State Line Rd. 1.9 miles north of Old Spanish Trail Hwy Elev. given as 2655 ft.
    CAS-BOT247106CASHilaria rigidaDe Groot, Sarah J.; LaDoux, Tasha29162003-5-20 San BernardinoWhipple Mountains: Hills between War Eagle Mine and summit ridge Elev. given as 1703 ft
    CAS-BOT247108CASHilaria rigidaDe Groot, Sarah J.; LaDoux, Tasha28822003-5-19 San BernardinoWhipple Mountains: Copper Basin Dunes OHV area near Echo Lodge, along Parker Dam road Elev. given as 392 ft
    CAS-BOT248866CASHilaria rigidaDe Groot, Sarah J.; Porter, J. Mark32122003-9-28 San BernardinoWhipple Mountains: Near west end of Copper Basin, upper Bowman's Wash. Along old road into BLM Wilderness area Elev. given as 1475 ft
    CAS-BOT248867CASHilaria rigidaDe Groot, Sarah J.; Porter, J. Mark32222003-9-28 San BernardinoWhipple Mountains: Along Highway 95 between Vidal Junction and Vidal Elev. given as 784 ft
    CAS-BOT289172CASHilaria rigidaCastagnoli, Steve; de Nevers, Greg; Stone, R. Doug0501980-4-23 San BernardinoBajada above Kingston Wash, SE flank of range, 0.25 mi. N of BM 2646, Kingston Range
    CAS-BOT289173CASHilaria rigidaRoos, J. C.s.n.1965-9-5 Riverside18 miles w. of Blythe
    CAS-BOT289174CASHilaria rigidaBonner, K.60062B1977-10-30 Riverside7.5 mi. N. of Midland on Rice Road
    CAS-BOT289175CASHilaria rigidaVon Loh, J.60325A1978-1-23 RiversidePalo Verde Mesa, 12 mi. W. of Blythe
    CAS-BOT289176CASHilaria rigidaPrigge, Barry25511978-4-21 San Bernardino2.9 miles NW of Lavic near railroad crossing, Mojave Desert
    CAS-BOT289177CASHilaria rigidaDe Groot, Sarah J.; Porter, J. Mark33172003-10-10 San BernardinoChute below summit of Cupcake Butte, north of Whipple Wash, Whipple Mountains
    CAS-BOT289178CASHilaria rigidaDe Groot, Sarah J.; Porter, J. Mark; Machen, Lauren32592003-10-9 San BernardinoWash beside Atchison, Topeka and Santa Fe Railroad tracks just E of Vidal and Highway 95, Whipple Mountains
    CAS-BOT289179CASHilaria rigidaDe Groot, Sarah J.; Fraga, Naomi34102003-10-26 San BernardinoWest of Copper Basin, bluff at end of road into BLM Wilderness area from Bowman's Wash, upper Whipple Wash, Whipple Mountains
    CAS-BOT289180CASHilaria rigidaBoyd, Steve; Morgan, Tammy106832004-3-30 San BernardinoSouthern end of the Cady Mountains northwest of Ludlow, north of Interstate 40, about hill topped with communication towers, Mojave Desert, Central Mojave Desert region
    CAS-BOT289181CASHilaria rigidaLatting, J.s.n.1977-12-11 ImperialEast side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road, Sonoran Desert
    CAS-BOT421674CASHilaria rigidaDe Groot, Sarah J.; Cho, Grace70142013-9-26 San BernardinoNortheast San Bernardino Mountains, Bighorn Mountain area: top of hill along Bighorn Mountain ridge, at summit '5641'. Elev. given as 5641 ft.
    CAS-BOT421677CASHilaria rigidaDe Groot, Sarah J.; Sevilla, Cheryl71192014-5-14 San BernardinoBighorn Mountains: Along the south side of Hondo Wash, BLM road RC 1418 off the end of Tracy Blvd, west of Flamingo Heights. Northeast tip of Black Lava Butte. Elev. given as 3750 ft.
    CAS-BOT421678CASHilaria rigidaDe Groot, Sarah J.; Conocchioli, Deidre; Bell, Duncan; Veguer, Perrine70682014-4-16 San BernardinoBighorn Mountains: New Dixie Mine Road (BLM RC 2330) at eastern-most big wash, southeast of Ruby Mountain, west of Landers. Elev. given as 3750 ft.
    CAS-BOT422339CASHilaria rigidaDe Groot, Sarah J.; Sevilla, Cheryl71312014-5-21 San BernardinoBighorn Mountains: Bighorn Wilderness area, along road toward old mine, west of Vaughn Spring. Northwest of Pioneertown and Yucca Valley, north of Tip Top Mountain. Elev. given as 5990 ft.
    CAS-BOT541412CASHilaria rigidaDe Groot, Sarah J.; Sevilla, Cheryl75912015-9-29 San BernardinoNewberry Mountains; along Camp Rock Road at SW end of narrows. N of Ord Mountain an Aztec Spring, ESE of Barstow
    CAS-BOT541413CASHilaria rigidaDe Groot, Sarah J.; Bell, Duncan S.75942015-10-13 RiversideSanta Rosa Mountains, SSW of Palm Desert. Along Carrizo Rd just NW of Hwy 74
    CAS-BOT565316CASHilaria rigidaDe Groot, Sarah J.; Bell, Duncan S.; Gross, LeRoy76072016-2-17 RiversideSanta Rosa Mountains: Slide off east side of Martinez Mountain, north of Toro Canyon, south of La Quinta, southwest of Thermal and Coachella.
    CAS-BOT588477CASHilaria rigidaDe Groot, Sarah J.; Darney-Lane, Rachel94692017-10-26 San BernardinoNorth tip of Dead Mountains, Dead Mountains Wilderness: ca. 1.4 air miles south-southeast of powerline road 9029, ca. 16.7 air miles north-northwest of Needles, ca. 1.4 air miles southwest of CA-NV state line, west of U.S. Highway 95.
    CAS-BOT592329CASHilaria rigidaDe Groot, Sarah J.; Rivera, Janneth; DeGroot, David82252017-3-15 San BernardinoSouth-central Turtle Mountains, Turtle Mountain Wilderness: ca. 1 air mile northeast of Horn Peak. West of Vidal Valley, northwest of Vidal Junction, north of Highway 62, west of Highway 95.
    CAS-BOT94598CASHilaria rigidaWenk, R. C.; Hopkinson, P.; Hammond, M.; Brownsey, P.6992008-3-22 San DiegoBorrego Springs. Intersection of Borrego Springs Rd and Henderson Canyon Rd.
    CHSC26113CHSCHilaria rigidaJames Henrickson42081969-10-19 San DiegoIn Lower Borrego Valley along Old Kane Springs Road ca. 12 air mi. SE of Borrego Springs.
    CHSC30629CHSCHilaria rigidaSandra C. Morey321980-4-05 San BernardinoKelso Dunes, ca. 10 mi. s of Kelso.
    CHSC60202CHSCHilaria rigidaJ. Lund1980-4-01 San DiegoOn the north-east side of Montazuma and Palm Canon Dr. in Borrego Springs.
    CHSC60203CHSCHilaria rigidaJ. Lund1980-4-01 San Diego5.0 miles north of Borrego Springs on west side of S3 Road,
    CHSC8211CHSCHilaria rigidaDave Isle4131969-4-28 San BernardinoHW 62 about 2 miles E. of Yucca Valley.
    CLARK-A1045-685CLARKHilaria rigidaGeorge K. Helmkamp1978-5-06 San BernardinoMojave Desert Kingston Road; Clark Mt 15'Q
    CLARK-A1045-850CLARKHilaria rigidaGeorge K. Helmkamp1977-5-29 San BernardinoMesquite Mountains Clark Mt. 15'Q
    CLARK-A1528-1270CLARKHilaria rigidaC. M. McKell, N. J. Chatterton1966-4-26 San BernardinoColton Well
    CLARK-A1528-4680CLARKHilaria rigidaJohn C. Roos32981947-3-01 RiversideCoachella Valley
    CLARK-A1528-4681CLARKHilaria rigidaJohn C. Roos1965-9-05 RiversideChuckwalla Valley
    CLARK-A1528-63CLARKHilaria rigidaEdson Follett1171962-7-19 San DiegoCanon
    CSUSB90770CSUSBHilaria rigidaWayne White1975-5-17 RiversideChuckwalla Mountains; On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert.
    CSUSB91933CSUSBHilaria rigidaJohn Kitasakos.n.1972-9-03 RiversidePalm Spring Alajo Site Ia Ib
    DAV108541DAVHilaria rigidaWilliam H. Brookss.n.1989-2-24 RiversideRiverside County: McCoy Wash, north of Blythe.
    DAV187779DAVHilaria rigidaEllen Dean58692010-4-8 ImperialImperial County: BLM Algodones Dunes Natural Area. E side of dunes. 6 N of Hwy 78, along Kipf Rd. E and W side of road.
    DAV189765DAVHilaria rigidaChuck Hughes2052010-3-22 RiversideRiverside County: About 9.4 miles south of Highway 62, next to railroad tracks.
    DAV198541DAVHilaria rigidaC. A. Tofts.n.1980-5-31 InyoInyo County: Death Valley National Monument, Harrisburg Flats.
    DAV218071DAVHilaria rigidaJack Major7901962-4-17 RiversideRiverside County: On Hwy 74, near Palm Desert. (Exact location unknown. Coordinates estimated by label maker.)
    DAV24929DAVHilaria rigidaJames B. Garner2981957-6-18 San BernardinoSan Bernardino County: in Mojave River bed. Afton Canon, ca. 5 miles south of U.S. highway 466 and ca. 35 miles east of Barstow.
    DAV29197DAVHilaria rigidaWilliam Shapeeros.n.1954-4-28 RiversideRiverside County: Joshua Tree National Monument.
    DAV4108DAVHilaria rigidaA. A. Beetle31741942-4-22 ImperialImperial County: junction of Rt. 80 and road to Ogilby.
    DAV56052DAVHilaria rigidaW. C. Gagnes.n.1968-3-21 San BernardinoSan Bernardino County: near Dale Dry Lake, 25 mi. east of 29 Palms.
    DAV79600DAVHilaria rigidaGeoffrey Levin6951976-3-27 RiversideRiverside Co.: Chino Canon. West of Palm Springs. Alluvial fan of San Jacinto Mts. Salton Sea Basin. Colorado Desert.
    DAV88964DAVHilaria rigidaBruce M. Pavlik2121980-5-29 San BernardinoSan Bernardino County: Kelso Dunes.
    GMDRC639GMDRCHilaria rigidaB. Pitzer38221998-11-14 San BernardinoMojave Desert: Piute Mtns, 2 mi. SW of entrance to I-40 at Mountain Springs Rd, on Rte 66. 34d 49 N, 115d 04 W. 2700'
    GMDRC8128GMDRCHilaria rigidaJ. M. Andre344312016-4-18 San BernardinoCastle Mountains: in newly designated CM National Monument; fenceline road along base of westernmost hill of mine tailings, approx. 1.5 mi. SW of Hart Mine area
    HSC10116HSCHilaria rigidaC.R. Phillipssn1964-3-26 San Diego7 NE of Borego Springs.
    HSC10117HSCHilaria rigidaC.L. Hitchcock242161966-3-16 Riverside4 mi. S of Palm Desert, along Palms to Pines Hwy.
    HSC10118HSCHilaria rigidaC.L. Hitchcock231601964-3-19 Imperial3 mi. S of Ocotillo Well, on the road to Fish Creek
    HSC102842HSCHilaria rigidaJ.P. Smith13,6442012-9-14 San BernardinoMojave National Preserve; in Cima.
    HSC25117HSCHilaria rigidaJames Henrickson42081969-10-19 San DiegoIn Lower Borrego Valley, along Old Kane Rd., 12 air mi. SE of Borrego Springs.
    HSC27201HSCHilaria rigidaJ.P. Smith68871973-6-10 RiversideJoshua Tree National Monument.
    HSC27308HSCHilaria rigidaJ.O. Sawyer2479B1973-3-25 ImperialW of Algodones Dunes 1 mile S of Glamis.
    HSC34760HSCHilaria rigidaR.E. Cooksey2011974-3-1 RiversideChino Canon below Palm Springs Tramway; San Jacinto Mtns.
    HSC35006HSCHilaria rigidaRichard Spjut22621972-3-13 RiversideWestern border of the Colorado Desert ; San Jacinto Mts., near the eastern border of the San Bernardino Natl. Forest along Hwy. 74
    HSC38772HSCHilaria rigidaJ.D. Ackerman1621974-3-27 Imperial1 W of 1000 ft. marker, Hwy. 8.
    HSC58985HSCHilaria rigidaGilbert Muth7831968-3-18 San DiegoNear Ocotillo Flat
    HSC66475HSCHilaria rigidaChristopher Davidson77851979-4-28 ImperialOff Hwy. 8 on Sidewinder Rd., 1.5 W of Pilot Knob
    HSC66815HSCHilaria rigidaD. Goforth3701980-3-26 San DiegoAnza Borrego Desert State Park, 1 N of Palm Canon Camp.
    HSC99874HSCHilaria rigidaJim Andre137382010-4-23 San BernardinoGranite Mtns., Mojave National Preserve, along powerline road, 6 mi. SW of Kelso Dunes at Budweiser Wash
    IRVC100341IRVCHilaria rigidaMark A. Elvin38022004-10-7 San Bernardino7 W Emerson Dry Lake, 5.5km S Galway Dry Lake.
    IRVC100342IRVCHilaria rigidaMark A. Elvin32932004-4-9 San BernardinoCa. 1.5 miles E of Pioneertown, UC Burns Pinyon Ridge Reserve, SW portion, in North Railroad Canon.
    IRVC15342IRVCHilaria rigidaD. W. Goodalls.n.1968-4-02 Imperial5 W of Glamis
    IRVC15348IRVCHilaria rigidaD. W. Goodalls.n.1968-4-02 Imperial5 W of Glamis
    IRVC1639IRVCHilaria rigidaR.H. Whittakersj-233, 2341963-6-05 RiversideSanta Rosa Mts: Palms to Pines Hwy., very base of mountains. Slope NE-30 degrees open, soil diorite-gabbro? Very rocky. Larrea-suffrutescent desert.
    IRVC1640IRVCHilaria rigidaR.H. Whittakersj-2371963-6-05 RiversideSanta Rosa Mts: Palms to Pines Hwy., very base of mountains. Slope NE-30 degrees open, soil diorite-gabbro? Very rocky. Larrea-suffrutescent desert.
    IRVC1642IRVCHilaria rigidaR.H. Whittakersj-1251963-6-01 RiversideSanta Rosa Mountains: Road Opposite Pinyon Flats Camp.
    IRVC20069IRVCHilaria rigidaJ. Powll13291977-4-27 San BernardinoDunes S of Zzyzx Springs.
    IRVC20155IRVCHilaria rigidaG. Ulrich13061977-4-24 San Bernardino10 airmiles S Kelso.
    IRVC20416IRVCHilaria rigidaFred M. Roberts9761983-4-03 ImperialChocolate Mtns., near Hwy S78, 1 NE Glamis
    IRVC26118IRVCHilaria rigidaA.C. Sanders272772003-10-5 San Bernardinoalong Hwy 62 east of Twentynine Palms, ca. 1 mile east of Old Dale
    IRVC26931IRVCHilaria rigidaA.C. Sanders289552004-10-10 San Bernardinosouth end of the Sheephole Mtns. along Hwy 62, 2.8 miles west of Clarks Pass, 26.2 miles east of Utah Trail in Twentynine Palms
    IRVC27936IRVCHilaria rigidaA.C. Sanders272212003-10-5 San BernardinoSouthern Mojave Desert: UC Burns Pinyon Ridge Reserve, south of Skyline Ranch RD. ca. 2 miles (air) ESE of Pinoneertown, 1.5 mi. (air) NW of Yucca Valley, along wash beside Burns house.
    IRVC5320IRVCHilaria rigidaShirley Crombs.n.1965-4-11 San Bernardino3 mi east of Needles on rt.66 to Topock Ariz.
    IRVC8065IRVCHilaria rigidaJ. B. Anderson4951966-3-26 San Bernardino10 miles east of Baker.
    IRVC8066IRVCHilaria rigidaJ. B. Andersons.n.1966-3-26 San Bernardino10 miles east of Baker.
    IRVC8069IRVCHilaria rigidaJ. B. Anderson4951966-3-26 San Bernardino10 miles east of Baker.
    IRVC8070IRVCHilaria rigidaJ. B. Anderson4951966-3-26 San Bernardino10 miles east of Baker.
    IRVC8071IRVCHilaria rigidaJ. B. Anderson4951966-3-26 San BernardinoPisgah Crater lava flow, 30mi. East of Barstow
    JEPS123809UCJEPSHilaria rigidaJ. Andre, T. La Doux, H. Bartosh, R. Preston, JEPS Herbarium Workshop119472010-3-18 San BernardinoSacramento Mountains; eastern end of Sacramento Mountains, along dirt road 4 miles S of I-40 at Highway 95 Junction, approx. 1 miles E of Flattop Mountain and 2 miles S of Eagle Peak. 7.5' Quad: Flattop Mountain.
    JOTR33001JOTRHilaria rigidaAndre, Jim195912010-4-2 San BernardinoJoshua Tree National Park. Pinto Mountains; 1.5 mi southeast of Clarks Pass (Hwy 62)
    JOTR33120JOTRHilaria rigidaLa Doux, Tasha16052003-10-17 RiversideJoshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash
    JOTR33121JOTRHilaria rigidaLa Doux, Tasha16052003-10-17 RiversideJoshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash
    JOTR33122JOTRHilaria rigidaLa Doux, Tasha16052003-10-17 RiversideJoshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash
    JOTR35052JOTRHilaria rigidaLa Doux, Tasha35042010-3-24 RiversideJoshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement.
    JOTR35984JOTRHilaria rigidaHarding, Mitzi1952012-9-4 RiversideJoshua Tree National Park. Pinto Basin; north end of sand ramps west of Pinto Mtn; fine sand ramps and dunes (stop 2)
    JOTR36085JOTRHilaria rigidaLa Doux, Tasha33122007-10-25 RiversideJoshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4).
    JOTR36242JOTRHilaria rigidaHodges, Stephen R.6952015-9-23 San BernardinoJoshua Tree National Park. Pinto Mountains, between the eastern edge of the mountains and Clarks Pass, before highway 62 turns north
    LA00624050LAHilaria rigidaC. A. Barber10171970-4-18 San BernardinoMojave Desert; Granite Mountains; Powerline Road, north of Granite Mountains, on Kelso Sand Dunes
    LA00624052LAHilaria rigidaF. R. Fosberg80441932-4-23 San BernardinoMojave Desert; branch road to Rich's Well, 15 mi. E of Old Woman Springs
    LA00624054LAHilaria rigidaNesta Dunns.n.1932-3-26 RiversideCottonwood Spring
    LA00624056LAHilaria rigidaVictor Duran31991932-5-12 San DiegoHead of Box Canon, near Mason Valley
    LA00624057LAHilaria rigidaRoxana S. Ferris95001938-5-14 San Bernardino1.5 miles from Box S Ranch on road to Box S Springs
    LA00624058LAHilaria rigidaCarl Eplings.n.1927-3-1 RiversideWhitewater Pass near Palm Springs
    LA00624059LAHilaria rigidaWilliam Shapeeros.n.1954-4-28 RiversideJoshua Tree National Monument
    LA00624060LAHilaria rigidaCarl Eplings.n.1927-3-1 ImperialSonoran Desert; wash near Salton Sea
    LA8280LAHilaria rigidaMarcus E. Joness.n.1929-9-16 RiversideE of Desert Center
    LA8282LAHilaria rigidaMiss C. M. Wilder29151910-5-1 Riversidenear Palm Springs
    LA93444LAHilaria rigidaJohn O'Leary4321976-4-11 San DiegoAnza Borrego State Park. (3 mi E of Ocotillo Wells)
    LA99245LAHilaria rigidaPaul Leskinen5471970-5-31 San BernardinoMojave Desert; Granite Mountains; below Coyote Springs
    LOB100015LOBHilaria rigidaA.E. Fisher3132016-5-19 San BernardinoNear main Ord Mountain, BLM campsite south of Pipeline Road.
    LOB117604LOBHilaria rigidaEd Clearys.n.1973-2-15 RiversideGrowing throughout Chuckwalla Mt.
    LOB117605LOBHilaria rigidaP.C. Baker53311965-4-14 Riversideoff Canon Rd. (Palm Springs Depot), north of Palm Springs east of R.R
    LOB117606LOBHilaria rigidaRoss Hardys.n.1950-4-15 Riverside3 miles N of palm springs
    LOB117607LOBHilaria rigidaRichard Teran551972-4-15 RiversideMorongo valley 1.5 miles W of Yucca Valley hwy 62
    LOB117608LOBHilaria rigidaP.C. Baker53311965-4-14 Riversideoff Canon Rd. (Palm Springs Depot), north of Palm Springs east of R.R
    LOB117609LOBHilaria rigidaP.C. Baker55281966-3-17 San DiegoOn S-3 to Borrego at bottom of Mtns
    LOB117610LOBHilaria rigidaJames R. Shevock33471974-4-06 San Bernardino6 miles west of Parker Dam on California Hwy 62
    LOB117611LOBHilaria rigidaJames R. Shevock33541974-4-07 San BernardinoCalifornia Highway 62, ca. 5 miles west of the junction with California Highway 95
    OBI177828OBIHilaria rigidaDr. Marc Horney2017-9-5 San BernardinoMojave National Preserve, along un-maintained road at base of wash
    OBI177829OBIHilaria rigidaS. Boyd, D. Charlton17421988-4-08 San BernardinoW side of Ord Mtn. N of Lucerne Valley. 15 mi S of I-40 on Camp Rock Rd near Tyler Valley
    OBI177830OBIHilaria rigidaDavid J. Keil169121983-4-17 San DiegoAnza-Borrego State Park, near Borrego Springs
    OBI177832OBIHilaria rigidaJames M. Andre155432010-6-2 San BernardinoNew York Mts; Mojave Natl Preserve; along dirt rd to Mail Spring, 0.2 mi SW of spring area
    OBI177833OBIHilaria rigidaJames M. Andre158792011-2-21 San DiegoBorrego Desert; along Hwy S-22 15.3 mi E of Borrego Springs at base of Smoke Tree Cyn
    OBI177834OBIHilaria rigidaF.C. Vaseks.n.1978-4-22 San BernardinoSheephole Mtns- cyn above Sheephole Pass. Sect 7 (SE corner) T2n, R12 E
    OBI177835OBIHilaria rigidaSears9001978-3-17 San BernardinoApprox. 20 N of Vidal Jct near dirt rd going W into the N edge of the Turtle Mts. T4N, R22E, Sec 21 and 22
    OBI177836OBIHilaria rigidaRhonda Riggins14721983-3-21 San BernardinoAmboy-29 Palms Rd, 1.7 mi E The Palms
    OBI177837OBIHilaria rigidaRhonda Riggins13371982-4-14 San BernardinoJoshua Tree Natl Monument. Monument Rd 3.4 mi S entrance, 7.6 N jctn Keys View Rd
    OBI177838OBIHilaria rigidaDavid J. Keil119251976-12-12 RiversideAlong I-10, 37 mi E of chiriaco Summit
    OBI177839OBIHilaria rigidaRobert F. Hoover101791966-10-15 RiversideBighorn Dr, San Jacinto Mts
    OBI177840OBIHilaria rigidaDavid J. Keil129991979-3-19 San DiegoAbout 3 W of Ocotillo Wells, just outside of e boundary of Anza-Borrego State Park
    PUA30595PUAHilaria rigidaGilbert Jerome Muth1968-3-18 San DiegoLocal landmark: Ocotillo Flat. Borrego Palm Canon Quad.
    PUA55319PUAHilaria rigidaG.L. Clifton1982-4-21 San BernardinoLocal landmark: Vidar Junction. Vidal Quad.
    PUA55428PUAHilaria rigidaG.L. Clifton1982-4-24 San DiegoLocal landmark: San Felipe Creek. Tubb Canon Quad.
    PUA6261PUAHilaria rigidaGilbert Jerome Muth1968-3-18 San DiegoLocal landmark: Ocotillo Flat. Borrego Palm Canon Quad.
    RSA0012218RSAHilaria rigidaA. C. Sanders386042010-9-21 InyoNortheastern Mojave Desert: Pahrump Valley, east of the Nopah Range and NE of Calvada Springs, State Line Rd. 1.9 miles north of Old Spanish Trail Hwy; Calvada Springs 7.5 Q.
    RSA0035426RSAHilaria rigidaMelvin M. Sweet9102010-3-27 San DiegoAnza-Borrego Desert State Park; 0.4 miles S of State Hwy 78, along the Mine Wash Jeep Trail, which intersects Hwy 78 2.8 miles east of County Route S3 (Yaqui Pass).
    RSA0040034RSAHilaria rigidaW. Marquarts.n.1938-3-12 RiversideMule mts. south of Chuckwalla range.
    RSA0059851RSAHilaria rigidaSarah J. De Groot72682014-8-23 San BernardinoBLMNipton Road about 0.25 mile southeast of I-15, southwest of Ivanpah Lake, west of Nipton, and west of Ivanpah Road. Wheaton Wash drainage area. East of Mescal/Ivanpah Range and Clark Mountain.; Mineral Hill 7.5'
    RSA0073446RSAHilaria rigidaJim Andre243342013-3-5 San BernardinoBLMWhipple Mountains; south side of range, along rough dirt road 0.6 N. of Hwy 62, 12.5 mi. west of Colo. River (at Parker), approx. 3 mi. east of Vidal Jct.; Vidal Junction 7.5'
    RSA0078216RSAHilaria rigidaSarah J. De Groot75912015-9-29 San BernardinoBLM. Newberry Mountains; along Camp Rock Road at southwest end of narrows. North of Ord Mountain and Aztec Spring, east-southeast of Barstow.; Minneola 7.5'
    RSA0078657RSAHilaria rigidaB. A. Stein41751988-4-30 San BernardinoGranite Mts., S. of Kelso, Sheep Corral at SE end of range.
    RSA0080221RSAHilaria rigidaJ. M. Andre244932013-4-10 San BernardinoOld Woman Mountains; Canonate Gulch, just west of Dripping Spring, 3.2mi east (upstream) from lower entrance to canyon, NW end of range, ~9 mi south of Danby, about 9 mi east of Ship Mtn.; Old Woman Statue 7.5 Quad
    RSA0087485RSAHilaria rigidaThomas R. Stoughton20962016-2-23 San BernardinoBLMPinto Mountains area, E of Humbug Mountain off Gold Crown Road.; New Dale 7.5' USGS
    RSA0087828RSAHilaria rigidaSarah J. De Groot75942015-10-13 RiversideBLMSanta Rosa Mountains, south-southwest of Palm Desert. Along Carrizo Road just northwest of Highway 74.; Toro Peak 7.5'
    RSA0093321RSAHilaria rigidaThomas R. Stoughton20562016-2-23 San BernardinoBLMNE slope of San Bernardino Mountains off highway 247 New Dixie Mine Road.; Landers 7.5' Quad.
    RSA0099448RSAHilaria rigidaDuncan S. Bell76922014-10-29 RiversideBLMSanta Rosa Mountains; collecting in Agua Alta Canon, to the north of Martinez Canon, about 6 air miles southeast of the summit of Martinez Mountain.; Martinez Mountain
    RSA0106578RSAHilaria rigidaDuncan S. Bell7362010-4-9 San BernardinoBLMAbout 5 air miles northwest of the Arica Mountains; collecting in sand dunes to the south of Highway 62.; East of Granite Pass
    RSA0107461RSAHilaria rigidaDuncan S. Bell29442011-9-30 RiversideBLMNortheastern section of the Arica Mountains; northwest section of Rice Valley; approx. 2 air miles southwest of the ghost town of Rice.; Rice
    RSA0117626RSAHilaria rigidaSarah J. De Groot76922016-3-22 San BernardinoBLMClipper Mountains, south side, just west of Bonanza Spring; road NS 206 ca. 3 miles northwest of Highway 66. South of Interstate 40, northwest of Danby, west-southwest of Essex.; Castle Dome 7.5'
    RSA0117898RSAHilaria rigidaSarah J. De Groot76072016-2-17 RiversideBLMSanta Rosa Mountains: Slide off east side of Martinez Mountain, north of Toro Canon, south of La Quinta, southwest of Thermal and Coachella.; Martinez Mountain 7.5'
    RSA0118147RSAHilaria rigidaSarah J. De Groot80332016-9-28 San BernardinoBLMWhipple Mountains Wilderness, northwest of Parker, AZ, and south of Havasu Lake. North slope of mountains 1.2 air miles north-northwest of Axtel 4130, 2.2 air miles south-southeast of War Eagle No. 1 mine.; Whipple Mountains 7.5', San Bernardino MeridianBetween 34.32 N, 114.42 W and [given coordinates].
    RSA0123187RSAHilaria rigidaDuncan S. Bell94072016-4-19 San BernardinoBLMPipes Wash, collecting between Black Hill and Flat Top Mesa, approximately 2 air miles north of Pioneertown.; Yucca Valley North
    RSA0124124RSAHilaria rigidaDuncan S. Bell87372016-2-17 RiversideSanta Rosa Mountains; collecting on the Martinez Slide to the north of Toro Canon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain.; Martinez Mountain
    RSA0135568RSAHilaria rigidaG. Rink11900a2013-3-20 RiversideAbout twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant.
    RSA0146407RSAHilaria rigidaJim M. Andre346402016-2-23 San DiegoSPBorrego Desert: Anza Borrego St Park; Salada Arroyo, along jeep trail to Seventeen Palms, about 0.5 mi. south of S-22.
    RSA0150167RSAHilaria rigidaJon P. Rebman326192017-3-18 ImperialIndian Pass area between Picacho and Black Mountain: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a canyon and its adjacent slopes.
    RSA0155062RSAHilaria rigidaSarah J. De Groot82252017-3-15 San BernardinoBLMSouth-central Turtle Mountains, Turtle Mountain Wilderness: ca. 1 air mile northeast of Horn Peak. West of Vidal Valley, northwest of Vidal Junction, north of Highway 62, west of Highway 95.; Horn Spring 7.5'
    RSA0155442RSAHilaria rigidaSarah J. De Groot93952017-10-17 San BernardinoBLMNorthern Cady Mountains, ca. 2.8 air miles southwest of Afton Campground, south of the Mojave River; south of Afton Canon, southeast of I-15.; Dunn 7.5'. San Bernardino meridian
    RSA0156987RSAHilaria rigidaSarah J. De Groot85362017-4-5 InyoNopah Range Wilderness, east side of Nopah Range. Ca. 1.9 air miles west of Mesquite Valley Road.; North of Tecopa Pass 7.5' Q. San Bernardino meridian.
    RSA0157252RSAHilaria rigidaSarah J. De Groot94692017-10-26 San BernardinoBLMNorth tip of Dead Mountains, Dead Mountains Wilderness: ca. 1.4 air miles south-southeast of powerline road 9029, ca. 16.7 air miles north-northwest of Needles, ca. 1.4 air miles southwest of CA-NV state line, west of U.S. Highway 95.; Mt. Manchester 7.5'. San Bernardino meridian
    RSA0157369RSAHilaria rigidaSarah J. De Groot84172017-3-28 San BernardinoBLMClipper Mountains Wilderness, east-southeast side of Clipper Mountains: Hummingbird Spring trail, between spring area and wilderness boundary. South of I-40, north of Highway 66; 1.5 road miles along NS 022 southwest of Essex Road.; Blind Hills 7.5', San Bernardino meridianThen 3.5 road miles west-northwest on NS 021 (Hummingbird Spring Trail). Ca. 5.7 air miles west-northwest of Essex. Between 34.75 N, 115.34 W and 34.75212 N, 115.33625 W.
    RSA0157421RSAHilaria rigidaSarah J. De Groot85062017-3-29 San BernardinoBLMEast side of Iron Mountains, southwest of Danby Lake, west side of Ward Valley. Ca. 1.0 miles west of powerline and Water Road (054).; Iron Mountains 7.5' Q. San Bernardino meridian
    RSA0172169RSAHilaria rigidaNaomi Fraga49082014-7-29 San BernardinoSan Bernardino National ForestSan Bernardino Mountains; Bighorn Mountain Wilderness. Viscera Spring.; Rattlesnake Canon
    RSA0177653RSAHilaria rigidaL. Maynard Moe504a1985-3-31 RiversideDesert wash near Corn Springs, south of Hwy #10.
    RSA0187211RSAHilaria rigidaJim M. Andre380702017-3-10 RiversideNPSCoxcomb Mountains. North of hwy 177 at jtnp boundary, 10.1 mi. ne of desert center (i-10).; East of Victory Pass 7.5'
    RSA0187362RSAHilaria rigidaJim M. Andre364972016-9-29 San BernardinoNPSIvanpah Mountains. Mojave natl. preserve; e end of range on west-facing slopes above oro wash, 4.0 mi. n of morning star mine, just ne of allured mine area (historic).; Mineral Hill 7.5'
    RSA0190848RSAHilaria rigidaJim M. Andre371772017-3-4 RiversideBLMAlong west side of us hwy 95, 21.4 mi. south of vidal junction, just north of big maria mountains.; Big Maria Mountains NE 7.5'
    RSA0201750RSAHilaria rigidaSarah J. De Groot97872018-4-12 San BernardinoBLMKingston Range Wilderness: ca. 1.3 air miles east-northeast of Eastern Star Mine and NN422, east-southeast of the Kingston Wash Route (D1 NN428), in the northwest Shadow Mountains. East edge of Valjean Valley.; Kingston Spring 7.5' quad. San Bernardino meridian
    RSA0202661RSAHilaria rigidaSarah J. De Groot100732018-10-23 San BernardinoBLMNorthern Sacramento Mountains, Tan Tan Well. 2.9 road miles south of I-40 NS 068. Ca. 9 air miles west of Needles. Between Hacienda and Crestview washes.; Flattop Mountain 7.5' quad. San Bernardino meridian
    RSA0203150RSAHilaria rigidaSarah J. De Groot97232018-4-11 San BernardinoBLMValjean Hills; east of old Tonopah and Tidewater Railroad grade D1612, ca. 4.7 road miles north of the Kingston Wash route D152, east of Highway 127. Southwest of the Kingston Range, south of the Dumont Hills, north of Baker.; Valjean Hills 7.5' quad. San Bernardino meridian
    RSA651787RSAHilaria rigidaMarion P. Harthill1640 b1973-3-29 San BernardinoZzyzx.
    RSA651788RSAHilaria rigidaMarion P. Harthill1640-a1973-3-29 San BernardinoZzyzx.
    SACT1282SACTHilaria rigidaJones1929-9-16 Riverside
    SD00000790SDHilaria rigidaR. Mitchel Beauchamp19641971-3-26 San DiegoAlong Borrego-Salton Seaway, south end of Clark Valley. Anza-Borrego State Park.
    SD00007855SDHilaria rigidaJon P. Rebman37711996-10-27 ImperialNorth of Glamis, Algodones Dunes. (IPB 10/07)
    SD00016849SDHilaria rigidaSarah De Groot84172017-3-28 San BernardinoClipper Mountains Wilderness, east-southeast side of Clipper Mountains: Hummingbird Spring trail, between spring area and wilderness boundary. South of I-40, north of Highway 66; 1.5 road miles along NS 022 southwest of Essex Road.Then 3.5 road . . . .
    SD00019096SDHilaria rigidaLarry Hendrickson34802008-3-26 ImperialOcotillo Wells State Vehicular Recreation Area. Palm Wash, 4.4 miles W of California Route 86, 1.0 mile N of Imperial County Route S22 and 1.2 miles WNW of Four Palms Spring.
    SD00024628SDHilaria rigidaSarah De Groot85362017-4-5 InyoNopah Range Wilderness, east side of Nopah Range. Ca. 1.9 air miles west of Mesquite Valley Road. . . . .
    SD00031055SDHilaria rigidaR.C. Benkendorf7622017-6-10 San Bernardino[ca. 1.4 NNE of Tip Top Mtn; San Bernardino Mtns].
    SD00037266SDHilaria rigidaSarah J. De Groot97232018-4-11 San BernardinoValjean Hills; east of old Tonopah and Tidewater Railroad grade D1612, ca. 4.7 road miles north of the Kingston Wash route D152, east of Highway 127. Southwest of the Kingston Range, south of the Dumont Hills, north of Baker.
    SD00037267SDHilaria rigidaSarah De Groot82252017-3-15 San BernardinoSouth-central Turtle Mountains, Turtle Mountain Wilderness: ca. 1 air mile northeast of Horn Peak. West of Vidal Valley, northwest of Vidal Junction, north of Highway 62, west of Highway 95. . . . .
    SD00037268SDHilaria rigidaSarah J. De Groot100732018-10-23 San BernardinoNorthern Sacramento Mountains, Tan Tan Well. 2.9 road miles south of I-40 NS 068. Ca. 9 air miles west of Needles. Between Hacienda and Crestview washes.
    SD00037273SDHilaria rigidaSarah J. De Groot97872018-4-12 San BernardinoKingston Range Wilderness: ca. 1.3 air miles east-northeast of Eastern Star Mine and NN422, east-southeast of the Kingston Wash Route (D1 NN428), in the northwest Shadow Mountains. East edge of Valjean Valley.
    SD00038728SDHilaria rigidaSarah De Groot94692017-10-26 San BernardinoNorth tip of Dead Mountains, Dead Mountains Wilderness: ca. 1.4 air miles south-southeast of powerline road 9029, ca. 16.7 air miles north-northwest of Needles, ca. 1.4 air miles southwest of CA-NV state line, west of U.S. Highway 95. . . . .
    SD00038729SDHilaria rigidaSarah De Groot85062017-3-29 San BernardinoEast side of Iron Mountains, southwest of Danby Lake, west side of Ward Valley. Ca. 1.0 miles west of powerline and Water Road (054). . . . .
    SD00038730SDHilaria rigidaSarah De Groot93952017-10-17 San BernardinoNorthern Cady Mountains, ca. 2.8 air miles southwest of Afton Campground, south of the Mojave River; south of Afton Canon, southeast of I-15. . . . .
    SD00055393SDHilaria rigidaSD-1631979-3-03 San DiegoIn side canyon off Sweeny Wash
    SD10545SDHilaria rigidaFrank F. Gander137-101935-3-07 San DiegoAbout 5 miles east of the Narrows, northeast San Diego County
    SD112835SDHilaria rigidaDarley F. Howe6291938-4-15 San DiegoBorego Valley State Park. (IPB 3/07)
    SD124684SDHilaria rigidaA.C. Sanders61551986-3-08 ImperialN end of Algodones Dunes, East Mesa at E end of Montgomery Road, ca. 1 mile E of Highline Canal
    SD129177SDHilaria rigidaA. C. Sanders94961989-9-19 RiversideChocolate Mountains Aerial Gunnery Range: 1.75 kilometers (airline) south of the Tabaseca Tank, along the wash above Tabaseca Target (UTM: 11S, PH-35E, 0 N)
    SD133226SDHilaria rigidaB. Pitzer17461991-6-04 San Bernardino29 Palms Marine Corps Base, Emerson Range, ca. 4 kilometers south of Hidalgo Mountain (ca. due east of north end of Artillery Hill)
    SD139834SDHilaria rigidaChristopher Christie611997-1-20 San BernardinoChemehuevi Mountains Wilderness Area; Quad: Whale Mountain; Meridian: San Bernardino; UTM Zone: 11S; 0718140 East, 3838 North
    SD144115SDHilaria rigidaG.K. Helmkamps.n.1998-1-24 ImperialGravel Rd S of Hwy I-8. Rocky hills at W edge of Fort Yuma Indian Reservation
    SD14528SDHilaria rigidaFrank F. Gander13181936-4-14 San DiegoBorego Palm Canon (IPB 3/07)
    SD148478SDHilaria rigidaJon P. Rebman62832000-3-23 San DiegoAnza-Borrego Desert State Park: South of Ocotillo Wells; small canyon before Starfish Cove Canon, Elephant Trees Discovery Trail. (IPB 3/07)
    SD154438SDHilaria rigidaJoe Barth342004-2-23 San DiegoShell Reef Expressway E of N San Felipe Wash Rd.
    SD159652SDHilaria rigidaLarry Hendrickson82004-2-20 San Diego0.5 miles Southeast of Little Clark Lake, Anza-Borrego State Park
    SD161358SDHilaria rigidaJoe Barth1162004-10-30 San DiegoIn and near San Felipe Wash, NE of East Butte Borrego Mt.
    SD161634SDHilaria rigidaMike D. Angel1832005-3-5 San DiegoAnza-Borrego Desert State Park. June Wash. Exit Highway S2 3.2 miles from Agua Canonal Park. Take dirt road north. Road forks about 2.5 miles in. Take right fork. Drive about 1.3 miles further until road ends
    SD161861SDHilaria rigidaBill Sullivan282005-2-4 San DiegoBorrego Springs, Anza-Borrego Desert SP, south end of Desert Gardens by Coyote Canon jeep trail at base of Coyote Mountain ridge, 2.1 miles north of north end of DiGiorgio Road blacktop
    SD161863SDHilaria rigidaMelvin M. Sweet222004-12-22 San DiegoBorrego Springs; Coyote Canon Lower Willows, along bypass jeep road
    SD165333SDHilaria rigidaBill Sullivan842005-4-5 San DiegoBorrego Springs, Anza-Borrego Desert SP, Coyote Canon, wash draining Coyote Mtn Ridge 0.7 mile northeast of Coyote Creek
    SD16697SDHilaria rigidaFrank F. Gander31521937-4-06 San DiegoExtreme northeast corner of San Diego County (IPB 3/07)
    SD16772SDHilaria rigidaFrank F. Gander32271937-4-07 San DiegoKane Springs Road, low hill 1 mile west of County Line
    SD16802SDHilaria rigidaFrank F. Gander32571937-4-07 San DiegoKane Springs Road, County Line
    SD169443SDHilaria rigidaJoe Barth1542005-1-29 San DiegoAnza- Borrego Desert State Park. On mesa above west bank of San Felipe Wash in southeast part of square.
    SD170059SDHilaria rigidaNancy Nenow1612005-3-20 San DiegoLois Neyenesch Folly (private property) at southeastern end of Canone mile west of highway S2 at Canon, just NW of Anza-Borrego Desert State Park boundary,
    SD170060SDHilaria rigidaLarry Hendrickson5542005-4-27 San DiegoAnza-Borrego Desert State Park. Grave Wash at the SE end of the Santa Rosa Mountains in California State Wilderness. Approx. 5.0 miles WSW of Imperial Co. Hwy 86 at the Grave Wash overpass bridge. 300 ft. west of County line/Park boundary.
    SD170061SDHilaria rigidaLarry Hendrickson4642005-4-3 San DiegoAnza-Borrego Desert State Park. Mason Valley, East of Vallecito Wash on NE side of County Hwy S-2 approx. 0.9 mi SE of access road to Oriflamme Canon.
    SD170062SDHilaria rigidaJoe Barth1902005-1-31 San DiegoAnza-Borrego Desert State Park on Font's Point in the Borrego Badlands; (southwest part of square).
    SD170063SDHilaria rigidaJoe Barth1632005-1-30 San DiegoBorrego Valley at the south base of Coyote Mt. in area of Peg Leg Monument at intersection of Peg Leg Rd and the Borrego-Salton Seaway (Hwy S22); northwest corner of square.
    SD170064SDHilaria rigidaJeannie Gregory12832005-3-19 San DiegoAnza-Borrego State Park; 8 miles W of Ocotillo at base of Jacumba Mtns; Mortero Canon Rd; by the railroad tracks just SW of Dos Cabezas Mine.
    SD170065SDHilaria rigidaChar Glacy662005-3-21 San DiegoAnza Borrego Desert State Park, just N of Palm Spring, ca. 5 mi SE of Agua Caliente Springs, ca.1 NE of Canon at S2.
    SD170066SDHilaria rigidaJoe Barth2052005-2-1 San DiegoAnza-Borrego Desert State Park near southern base of Santa Rosa Mts; .1 mile northwest of where Palo Verde Wash Rd. meets Hwy S22 (southwest part of square).
    SD171692SDHilaria rigidaJon P. Rebman117762005-4-22 San DiegoAnza-Borrego Desert State Park: Henderson Canon, approx. 2 miles north of Borrego Springs, just northwest of Galleta Meadows
    SD173278SDHilaria rigidaLarry Hendrickson19282005-4-14 ImperialTrust for Public Lands Option Properties; South of SE tip of Santa Rosa Mtns. Coral Wash, approx. 2.5 air miles SW of hwy. 86 and 2.0 air miles north of hwy. S-22 (Borrego-Salton Seaway).
    SD178001SDHilaria rigidaJon P. Rebman128622006-5-20 San DiegoVallecito Valley (BLM Wilderness area): S of Vallecito Stage Station County Park in Potrero Canon, base of the Sawtooth Mountains on the west side
    SD180528SDHilaria rigidaBill Sullivan1742006-4-18 San DiegoAnza-Borrego Desert State Park, Borrego Mountain, Hawk Canon, « mi N on canyon jeep trail from Buttes Pass jeep road.
    SD183984SDHilaria rigidaJeannie Gregory19992006-5-20 San DiegoSawtooth Mountains Wilderness (BLM Land): Vallecitos Valley, S of Vallecito Stage Station County Park in northern edge of The Potrero, on NW base of the Sawtooth Mountains
    SD184179SDHilaria rigidaJon P. Rebman142512008-3-12 San DiegoAnza-Borrego Desert State Park: east of Borrego Springs; just west of the Imperial/San Diego county border on the north side of Hwy. S22/Borrego Salton Seaway; along the Calcite Mine road
    SD184551SDHilaria rigidaLarry Hendrickson14492006-5-20 San DiegoAnza-Borrego Desert State Park. Vallecito Valley (formerly the Vallecito Ranch) 2.8 km south of County Hwy S-2 on the west side of the Sawtooth Mtns.
    SD185089SDHilaria rigidaJohn F. Greens.n.2005-2-2 Riverside3.0 miles east of Desert Beach.
    SD191738SDHilaria rigidaJon Rebman145752008-4-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 8 (SL8), in Big Wash, Site PHACRE in arroyo bottom and surrounding embankments
    SD191739SDHilaria rigidaJon Rebman145252008-4-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), in Big Wash Middle, Site ESCPAR in arroyo bottom and surrounding embankments
    SD191740SDHilaria rigidaJon Rebman143872008-4-8 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 18 (SL18), small arroyo off of Grave Wash, Site LARTRI in arroyo bottom and surrounding cliff walls
    SD193144SDHilaria rigidaJon P. Rebman168622009-4-10 San DiegoAnza-Borrego Desert State Park: southwest of Highway S-2 and south of Dos Cabezas; near the San Diego/Imperial County line in a sand dune area near the mouth of Hayden Spring canyon
    SD193471SDHilaria rigidaCRES Native Seed Gene Bank792005-3-30 San DiegoAnza-Borrego Desert State Park, 0.3 mi E of junction of Hwy 78 and San Felipe Rd at Hwy 78, E of Scissors Crossing
    SD19865SDHilaria rigidaFrank F. Gander47151937-11-21 San DiegoAcross from Gypsum Mine, Fish Creek (IPB 3/07)
    SD199751SDHilaria rigidaJon Rebman163962009-3-11 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 4 (SL4), Verbena Wash, Site FAGPAC in rocky arroyo and surrounding rocky hillsides & mesa
    SD199752SDHilaria rigidaJon Rebman165672009-3-23 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 26 (SL26), Amerosa Wash, Site CHOBRE on mesas and surrounding mud and cobble hillsides and arroyos
    SD199753SDHilaria rigidaJon Rebman163282009-3-11 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 5 (SP5), Verbena Wash, Site HIBDEN in rocky arroyo and surrounding rocky hillsides
    SD199754SDHilaria rigidaJon Rebman161472009-3-9 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments
    SD199755SDHilaria rigidaJon Rebman164552009-3-12 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 6 (SL6), Verbena Wash, Site PHAMIN in rocky arroyo and surrounding rocky hillsides & mesas
    SD199756SDHilaria rigidaJon Rebman161292009-3-9 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments
    SD199757SDHilaria rigidaJon Rebman162462009-3-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 19 (SP19), Palm Wash, Site HILRIG in sandy arroyo with desert pavement benches on the surrounding embankments
    SD199758SDHilaria rigidaJon Rebman162792009-3-10 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 21 (SP21), Palm Wash, Site CHACARPEI in sandy arroyo and surrounding mud embankments and mesas
    SD200288SDHilaria rigidaJon Rebman167472009-3-26 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 15 (SP15), Coral Wash, Site PECHET on dried mud and sand arroyo and surrounding hillsides
    SD200289SDHilaria rigidaJon Rebman165852009-3-23 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 9 (SP9), north fork of Big Wash, Site ENCHYB on flats and in cobble and sand arroyos
    SD200290SDHilaria rigidaJon Rebman168312009-3-27 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 10 (SL10), in Big Wash, Site ASCERO in sandy arroyo and surrounding cobbly mesas
    SD200291SDHilaria rigidaJon Rebman165182009-3-23 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, W of Salton City, Along Hwy S22, section 29 (SP29), Site LANSET on mesa and surrounding mud and cobble hillsides
    SD201243SDHilaria rigidaDon Rideout152008-2-21 San DiegoAnza-Borrego Desert State Park, Palo Verde Wash, approx. 0.8 miles south of Highway S-22.
    SD202081SDHilaria rigidaChristopher Christie161996-12-30 San BernardinoIn wash, Bullion Mountains/Sheephole Pass.
    SD203144SDHilaria rigidaBill Sullivan4022008-3-11 San DiegoAnza-Borrego Desert State Park, Borrego-Salton Seaway (County Road S22), northeast of Call Box S22-319
    SD203145SDHilaria rigidaLarry Hendrickson3432005-3-3 San DiegoAnza-Borrego Desert State Park. Hawk Canon, SE-flank of West Butte, Borrego Mountain. 2.0 surface mi NE of intersection of Buttes Pass Road and State Hwy 78, 0.3 NE of Buttes Pass Road at end of access road to canyon
    SD203146SDHilaria rigidaLarry Hendrickson26982008-3-11 San DiegoBorrego Palm Canon, Anza-Borrego Desert State Park. Alternate Trail on south side of canyon, 3.0 miles WNW of Borrego Springs (Christmas Circle), 1.4 miles S of Indianhead summit (San Ysidro Mountains), and 0.4 mile W of trailhead parking.
    SD205095SDHilaria rigidaMelvin M. Sweet465A2007-9-30 San DiegoAnza-Borrego State Park; Vista del Malpais Overlook in the Borrego Badlands, ca 3 miles S of Hwy S22
    SD205096SDHilaria rigidaJeannie Gregory27032008-3-7 San DiegoAnza-Borrego Desert State Park, 3.5 mi SE of intersection Arroyo Salada and Borrego Salton Seaway (S22), just S of 17 Palms Oasis, ca 1 mi from Imperial County line
    SD207489SDHilaria rigidaLayla Aerne Hains1592008-3-27 San DiegoAnza-Borrego Desert State Park, along road to Canon Sin Nombe, 1.3 mile E from intesection with Highway S2 (Sweeny Pass Rd), 11.5 W of I8 and town of Ocotillo
    SD211361SDHilaria rigidaJon Rebman188852010-4-3 ImperialSouthwest of Plaster City on Bureau of Land Management (BLM) property in an area proposed for development of a solar facility: S of Hwy. S8 N of I-8, NE of Ocotillo & W of El Centro; along a powerline road
    SD211828SDHilaria rigidaLarry Hendrickson35992009-3-30 San DiegoAnza-Borrego Desert State Park. Rockhouse Canon, a major tributary of Carrizo Wash in the In-Ko-Pah Mountains. 2.7 miles S of intersection of County Road S-2 and Carrizo Wash jeep trail.
    SD211829SDHilaria rigidaLarry Hendrickson35762009-3-29 San DiegoAnza-Borrego Desert State Park. Earthquake Valley, mouth of Crime Canon (unofficial name). 1.5 air miles E of intersection of County Road S-2 and road to Blair Valley. 0.3 mile east of northern access road to Little Blair Valley.
    SD211830SDHilaria rigidaLarry Hendrickson33992009-3-8 San DiegoAnza-Borrego Desert State Park. Bisnaga Wash, the next major wash east of Alta Bisnaga Wash. 4.0 miles SSW of Whale Peak summit, and 0.5 mile NNW of Agua Caliente Springs (County Park). 300 W of signed cul-du-sac north side County Rd. S-2
    SD211831SDHilaria rigidaLarry Hendrickson29582008-4-20 San DiegoCool Canon, east flank of Granite Mountain, Anza-Borrego Desert State Park. 4.1 air miles SE of intersection of State hwy. 78 and County Road S-2, 2.7 miles E of Granite Mountain summit, and 0.8 mile SW of intersection of S-2 and access road to canyon.
    SD211832SDHilaria rigidaNancy Nenow4242008-4-16 San DiegoAnza-Borrego Desert State Park, 1« mi SW of S-2 on Indian Gorge dirt road, Torote Canon, W side of Carrizo Valley
    SD211833SDHilaria rigidaKim Marsden2612008-3-20 San DiegoAnza-Borrego State Park, 6.5 mi ESE of town of Borrego Springs, 300 meters SE of San Gregorio monument along Borrego Sink Wash, 3.8 NNE of intersection Borrego Springs Road and Fletcher Road
    SD212864SDHilaria rigidaJon P. Rebman215422011-5-3 San DiegoAnza-Borrego Desert State Park: vicinity of Whale Peak; south of Pinyon Mountain Valley Road, east of The Squeeze and northeast of the highest point of Whale Peak; sandy valley
    SD212865SDHilaria rigidaJon P. Rebman205972011-2-12 San DiegoAnza-Borrego Desert State Park: southeast of Canebrake; east of Hwy S-2, in a side canyon to the south of South Carrizo Wash Road
    SD212866SDHilaria rigidaJon P. Rebman205802011-2-11 San DiegoAnza-Borrego Desert State Park: southeast of Canebrake; east of Hwy S-2 off of South Carrizo Wash, near the road to Canon Sin Nombre in a side canyon
    SD214024SDHilaria rigidaLarry Hendrickson33402008-12-3 San DiegoAnza-Borrego Desert State Park. Vallecito Valley, Vallecito Ranch (formerly Campbell Ranch). 0.8 mile NW of Troutman Mountain, and 0.2 SE of historic homesite, 0.5 mi SW of S-2 at dirt road entrance.
    SD214025SDHilaria rigidaLarry Hendrickson33832009-3-1 San DiegoAnza-Borrego Desert State Park. Carrizo Wash, 1.6 surface miles SSW of intersection of County Rd. S-2 and access road to wash, and 1.0 mile north of Rockhouse Canon.
    SD219666SDHilaria rigidaLarry Hendrickson45002010-3-3 San DiegoAnza-Borrego Desert State Park. NE-side of Vallecito Mountains. 3.6 air miles SW of intersection of State hwy. 78 and Split Mountain Rd., and 1.0 mile SW of intersection of Old Kane Springs Rd. and Youngs Rd.
    SD219667SDHilaria rigidaLarry Hendrickson46972010-5-6 San DiegoAnza-Borrego Desert State Park. Smuggler Canon, east of Little Blair Valley. 2.1 air miles SW of Whale Peak summit, and 0.6 mile ESE of terminus of road to Pictographs trailhead.
    SD220618SDHilaria rigidaMargaret R. Mulligan25102008-4-25 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City; Section 14 (SL14), in Coral Wash ca. 2 mi southwest of Hwy 86.
    SD224799SDHilaria rigidaA.C. Sanders162051995-3-22 RiversideCoachella Valley: mouth of San Gorgonio Pass, alluvial fan just E of the mouth of Whitewater Canon between Windy Point and I-10.
    SD227188SDHilaria rigidaJoe Barth11142011-2-14 San DiegoE side of Borrego Springs Rd, ~0.1 mile S of Tilting T Dr. Town of Borrego Springs.
    SD227189SDHilaria rigidaJoe Barth12332011-3-6 San DiegoLoop Wash, 3 miles due W of county line, 11.6 miles due S of state hiway 78, ~0.35 mile N of Fish Creek Wash, ~0.33 mile due W of Loop Wash's east junction with Fish Cr Wash. Anza-Borrego Desert State Park.
    SD227190SDHilaria rigidaJoe Barth12302011-3-5 San DiegoLower Fish Creek Wash in Split Mountain (N of the well known anticline); 8.8 miles due S of State Hwy 78, 0.4 mile due W of county line. Anza-Borrego Desert State Park.
    SD227191SDHilaria rigidaJoe Barth9142010-3-6 San DiegoAnza-Borrego Desert State Park: the sw part of the South Mesa (north and east of the Carrizo Badlands). Ca. 0.3 mile to the east of the canyon drainage called Arroyo Seco del Diablo. Ca. 2 miles N of Carrizo Creek. Ca.2.8 miles west of the county line.
    SD228362SDHilaria rigidaJoe Barth11722011-3-3 San DiegoOl' Kane Springs Rd, 2 miles due S of Hwy 78, 2.8 miles due W of Split Mt Rd. Lower Borrego Valley. Anza- Borrego Desert State Park.
    SD228363SDHilaria rigidaJoe Barth13922011-4-13 San DiegoAnza Borrego Desert State Park's Volcanic Hills area. Mortero Canon. 1.2 mile due W of Imperial County line. 2.3 miles due S of Hiway S2, 9.3 miles due N of Frwy I8.
    SD228364SDHilaria rigidaJoe Barth12772011-4-4 San DiegoJojoba Wash, Anza-Borrego Desert State Park. 2.25 miles due S of Hwy S2, 11 miles due N of Freeway I8, 3.8 miles due W of Imperial county line. Bajada WNW of the Volcanic Hills.
    SD228365SDHilaria rigidaThomas E. Barckley602009-3-8 San DiegoNorth East portion of Anza-Borrego Desert State Park; Wonderstone Wash, 6.3 miles SSW of Salton Sea Beach, just inside park boundary
    SD228366SDHilaria rigidaJoe Barth14242011-4-15 San DiegoAnza Borrego Desert State Park. East base of Jacumba Mts, SW of the Volcanic Hills. NW of Piedras Grandes Mt. By RR trax and adjacent slopes and flats. 3 miles due W of Imperial County line. 4.7 miles due S of Hiway S2, 8.2 miles due N of Interstate 8.
    SD229808SDHilaria rigidaJon P. Rebman255072013-2-10 San DiegoAnza-Borrego Desert State Park: Split Mountain area; to the southwest of the Wind Caves and west of Elephant Knees area; along Fish Creek Wash
    SD233248SDHilaria rigidaSandra M. Namoff362011-3-27 San BernardinoTransverse Ranges: BLM, White Water Canon, west side of Aanyon Rd. Drive, near Painted Hill.
    SD233443SDHilaria rigidaJoe Barth15632011-5-25 San DiegoN Fork Indian Valley, Anza Borrego Desert State Park; bajada N of road. ~2.3 miles ~NNE of Sombrero Pk. About 19 miles ~WNW of village of Ocotillo in Imperial County.
    SD233695SDHilaria rigidaScott D. White28401995-4-12 San BernardinoSoutheast Mojave Desert. Just north of State Rt. 62, at intersection w. Ironage Rd.
    SD242646SDHilaria rigidas.n.1966-1-27 San DiegoMason Valley
    SD242647SDHilaria rigidaAndrea Laltoo92005-2-18 ImperialYuha Desert Area of Critical Environmental Concern, wash to SW side of route 353, between route 346 and the Shellbeds campground road
    SD243770SDHilaria rigidaStephen Larsons.n.1983-6-14 San Diego[Locality determined by SDNHM] North end of The Potrero
    SD243771SDHilaria rigidaStephen Larsons.n.1983-6-14 San Diego[Locality determined by SDNHM] North end of The Potrero
    SD24438SDHilaria rigidaA. J. Stover2081939-3-25 San DiegoOil wells, 5 miles north of Bensons (IPB 3/07)
    SD245213SDHilaria rigidaSarah J. De Groot71192014-5-14 San BernardinoBighorn Mountains: Along the south side of Hondo Wash, BLM road RC 1418 off the end of Tracy Blvd, west of Flamingo Heights. Northeast tip of Black Lava Butte.
    SD245214SDHilaria rigidaSarah J. De Groot70142013-9-26 San BernardinoNortheast San Bernardino Mountains, Bighorn Mountain area: top of hill along Bighorn Mountain ridge, at summit '5641'.
    SD24532SDHilaria rigidaFrank F. Gander71081939-4-01 San Diegoca. 2 miles southwest of Carrizo Station (IPB 3/07)
    SD24565SDHilaria rigidaFrank F. Gander71411939-4-02 San Diegorocky slope, near Vallecitos Station (IPB 3/07)
    SD247551SDHilaria rigidaSarah J. De Groot72622014-8-23 San BernardinoAlong Excelsior Mine Road, N of road fork to Winters Pass, N of Kingston Wash, N end of Shadow Valley, NE of Shadow Mountains, SE of Kingston Range, W of Mesquite Mountains. About 5.1 air miles southwest of Winters Pass. Gentle hillside.
    SD247552SDHilaria rigidaSarah J. De Groot72682014-8-23 San BernardinoNipton Road about 0.25 mile southeast of I-15 W of Ivanpah Lake, W of Nipton, and W of Ivanpah Road. Wheaton Wash drainage aarea. East of Mescal / Ivanpah Range and Clark Mountain. Washes.
    SD250404SDHilaria rigidaDuncan S. Bell46482013-3-24 ImperialThe Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo.
    SD250579SDHilaria rigidaJon Rebman287632014-9-24 ImperialPalo Verde Mountains: southwest of Palo Verde; on the rocky slopes & canyons just east of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78
    SD250580SDHilaria rigidaJon Rebman288332014-9-26 ImperialAlgodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field
    SD250581SDHilaria rigidaJon Rebman287972014-9-25 ImperialVicinity of Hauser Geode Beds: west of Milpitas Wash Road; west of Hwy 78; southwest of Palo Verde & southwest of the Palo Verde Mountains; along an arroyo
    SD250582SDHilaria rigidaJon Rebman287782014-9-25 ImperialPalo Verde Mountains: southwest of Palo Verde; in the canyons & slopes west of old Palo Verde Road; north of Milpitas Wash & west of Hwy 78
    SD250799SDHilaria rigidaKim Marsden6052009-3-23 San DiegoAnza-Borrego Desert State Park; Carrizo Gorge, 4 miles SW of junction Hwy S-22 and Jojoba Wash
    SD250800SDHilaria rigidaLarry Hendrickson59362012-9-5 San DiegoAnza-Borrego Desert State Park, South of West Butte. 1.0 mile N of intersection of State Hwy. 78 and Buttes Pass Road, at intersection of Buttes Pass Road and road to The Slot (Borrego Mountain Wash Road on some maps).
    SD250801SDHilaria rigidaBill Sullivan10322010-3-9 San DiegoAnza-Borrego Desert State Park east of Lute fault scarp and west of Palo Verde Wash, north side Borrego-Salton Seaway; at junction with Thimble Trail; at Call Box S22-319
    SD250802SDHilaria rigidaBill Sullivan8192010-3-14 San DiegoAnza-Borrego Desert State Park, Cactus Garden, 2.4 miles SE of junction Old Kane Springs Road and Highway 78
    SD250803SDHilaria rigidaRuth R. Ehly732011-2-24 San DiegoBorrego Valley, De Anza Country Club, 2.9 air miles NNW of Christmas Circle, Borrego Springs. Just west of terminus of Catarina Drive.
    SD250804SDHilaria rigidaJoe Barth16112011-5-26 San DiegoCanon BLM land. 1.8 miles ESE of the summit of the remote and grand mountain called Red Top. About 21 miles ~WNW of town of Ocotillo in Imperial County.
    SD250805SDHilaria rigidaLarry Hendrickson59572012-9-12 San DiegoAnza-Borrego Desert State Park, alluvial fan S of Santa Rosa Mountains. Beside County Route S-22, 8.9 air miles ENE of Borrego Springs (Christmas Circle). 6.5 miles E of intersection of Henderson Canon Rd. and S-22, and 0.5 mile NW of Palo Verde Wash.
    SD250806SDHilaria rigidaLarry Hendrickson59452012-9-12 San DiegoAnza-Borrego Desert State Park, Clark Valley. 7.3 air miles ENE of Borrego Springs (Christmas Circle) and 2.4 miles E of intersection of Henderson Canon Road and County Route S-22, approx. 180 meters S of S-22.
    SD252439SDHilaria rigidaBill Sullivan10812011-4-27 San DiegoAnza-Borrego Desert State Park, Vallecito Valley, Campbell Ranch, jeep trail to Storm Canon, 0.94 mile south of junction with Southern Emigrant Trail (County Road S-2)
    SD252440SDHilaria rigidaMelvin M. Sweet9102010-3-27 San DiegoAnza-Borrego Desert State Park; 0.4 miles S of State Hwy 78, along the Mine Wash Jeep Trail, which intersects Hwy 78 2.8 miles east of County Route S3 (Yaqui Pass).
    SD254505SDHilaria rigidaA. C. Sanders412752015-3-6 ImperialSonoran (Colorado) Desert: Chocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range.
    SD255056SDHilaria rigidaSarah J. De Groot75912015-9-29 San BernardinoNewberry Mountains; along Camp Rock Road at the SW end of narrows. North of Ord Mountain and Aztec Spring, ESE of Barstow. Rocky was sloping about 5ø, facing S7 W.
    SD255057SDHilaria rigidaJ. Mark Porters.n.2003-2-20 ImperialAlgodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
    SD255058SDHilaria rigidaJ. Mark Porters.n.2003-3-17 ImperialAlgodones Dunes. Imperial Sand Dunes National Recreation Area.
    SD256666SDHilaria rigidaJ. M. Andre239722013-3-3 ImperialYuha Desert, along Highway 98, 15.1 miles ESE of Ocotillo and west of Calexico.
    SD258839SDHilaria rigidaSarah J. De Groot80332016-9-28 San BernardinoWhipple Mountains Wilderness, northwest of Parker, AZ and south of Havasu Lake. North slope of mountains 1.2 air miles northnorthwest of Axtel 4130, 2.2 air miles southsoutheast of War Eagle No. 1 mine.
    SD258840SDHilaria rigidaSarah J. De Groot76072016-2-17 RiversideSanta Rosa Mountains; slide off east side of Martinez Mountain, north of Toro Canon, south of La Quinta, southwest of Thermal and Coachella.
    SD258841SDHilaria rigidaSarah J. De Groot76922016-3-22 San BernardinoClipper Mountains, south side just west of Bonanza Spring; road NS 206 ca. 3.0 miles northwest of Highway 66.
    SD259940SDHilaria rigidaJ.M. Andre248092013-3-27 RiversideRice Valley: east side of Arica Muntains, along Rice-Midland Rd., 2.2 mi. south of Rice (Hwy 62). Rice 7.5'Q
    SD262860SDHilaria rigidaSusan T Welkers.n.1993-4-27 San DiegoAnza-Borrego Desert; North end of Half Hill dry Lake, south of Ocotillo Wells, east of Split Mountain Road.
    SD265884SDHilaria rigidaJon Rebman326192017-3-18 ImperialIndian Pass area between Picacho and Black Mountain: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a canyon and its adjacent slopes
    SD265885SDHilaria rigidaJon Rebman325322017-3-18 ImperialIndian Pass area to the north of the Cargo Muchacho Mountains: east of the Algodones Dunes; east of Ogilby Rd. (S34) & just north of Indian Pass Road; along a wash and adjacent volcanic flats
    SD27703SDHilaria rigidaAllan Keller2071940-3-16 ImperialOn road to Painted Gorge
    SD280691SDHilaria rigidaJoseph Keefe16151967-3-23 Riverside29 Palms Highway, 3.8 miles north of Mission Creek Road, Morongo Valley.
    SD28637SDHilaria rigidaFrank F. Gander92101941-4-30 San DiegoThe Narrows (IPB 3/07)
    SD298SDHilaria rigidas.n.1917-4-01 ImperialDixie Land, Colorado Desert
    SD300SDHilaria rigidaUnknowns.n.1927-4-16 San DiegoLa Puerta Valley
    SD32506SDHilaria rigidaCharles F. Harbison44-821944-4-13 San DiegoDubber (IPB 3/07)
    SD35529SDHilaria rigidaLawrence Hueys.n.1945-3-01 Imperial5 miles west of Pilot Knob
    SD42307SDHilaria rigidaCarl B. Wolf106671941-5-26 San BernardinoMojave Desert, Providence Mountains, 3.8 miles west of Columbia Mine
    SD46172SDHilaria rigidaAnnetta Carter32351953-4-05 San Bernardino20 miles south of Needles
    SD48474SDHilaria rigidaE.K. Balls229251958-3-20 Imperial3.7 mi. n. of Ogilby on road to Blythe
    SD49301SDHilaria rigidaReid Moran65171958-3-05 ImperialPinto Wash
    SD6011SDHilaria rigidaFrank Stephenss.n.1929-10-01 San DiegoLa Puerta Valley
    SD83087SDHilaria rigidaHelen V. Witham17681972-12-12 Imperialopen desert, 4 mi. east of Ocotillo
    SD85438SDHilaria rigidaR. Mitchel Beauchamp17811971-3-13 San DiegoSandy wash, 2 miles west of Stage Station, Vallecito Valley. (IPB 3/07)
    SD91990SDHilaria rigidaRichard C. Schwenkmeyers.n.1975-2-28 ImperialEast side of Fish Creek Mountains
    SDSU00101SDSUHilaria rigidaSchwenkmeyer, Richard C.1975-3-29 ImperialCollected at east base of Fish Creek Mt.
    SDSU00254SDSUHilaria rigidaGallup, A.H.3751949-3-28 RiversideIn sandy wash near Palms to Pines Hwy. San Jacinto Mtn. Range. Slope: east.
    SDSU18251SDSUHilaria rigidaNewhauser, Judy1982-3-12 San BernardinoPower Line Road, North of Sunshine Peak, MCAGCC, Twentynine Palms, CA
    SFV115795SFVHilaria rigidaP. G. Kilburn803-A1958-5-16 RiversideSan Jacinto Mountains; 5 miles south of Palm Desert on Palms-Pines Highway (Highway 74).
    SFV115796SFVHilaria rigidaT. R. Gordon12931976-4-30 RiversideMojave Desert; Southern Mojave Desert, Canong Highway 62, about 1.5 miles west of Parker Dam Highway.
    SJSU13026SJSUHilaria rigidaC.W. Sharsmith45171942-9-12 San BernardinoE of Soda Mts, W of Baker
    UC2015356UCJEPSHilaria rigidaTom Schweich3372004-4-20 San BernardinoMesquite Mountains. On Kingston Road, 3 miles south of the Winters Pass Hills, 12 miles north of Valley Wells, climbing to Winters Pass in the Mesquite Mountains.
    UCR100003UCRHilaria rigidaB.G. Pitzer33011997-10-18 ImperialHwy 78, 7.1 road miles south of town of Palo Verde and c. 5.4 miles north of Walter's Camp Road
    UCR102680UCRHilaria rigidaB.G. Pitzer34791998-2-02 ImperialAlgodones Dunes, south terminus of Ogilby Road, on south side of Hwy I-8, south end of dunes; Algondones Dunes
    UCR104876UCRHilaria rigidaGeorge K. Helmkamp25961998-1-24 ImperialGravel Rd south of Hwy I-8. Rocky hills at west edge of Fort Yuma Indian Reservation
    UCR108114UCRHilaria rigidaChristopher Christie611997-1-20 San BernardinoChemehuevi Mountains Wilderness Area
    UCR108122UCRHilaria rigidaJon P. Rebman37711996-10-27 ImperialAlgodones Dunes, north of Glamis
    UCR109580UCRHilaria rigidaRichard D. Goedens.n.1977-1-25 ImperialE of Niland, along SW side of Coachella Canon 6, c. 2 miles NE of the East Highline Canal at Flowing Wells; Salton Trough
    UCR112125UCRHilaria rigidaA.C. Sanders219571998-6-04 San BernardinoDevil's Playground, along the powerline road near the rocky hills north of Sands siding; Eastern Mojave Desert
    UCR113514UCRHilaria rigidaMitch Provance7451998-6-23 San Bernardinoeast of Horsethief Flat, 0.5 km north of the Arrastre Creek Dam; Desert Slope of the San Bernardino Mtns.
    UCR115399UCRHilaria rigidaJune Lattings.n.1977-12-11 Imperialeast side of Algodones Sand Dunes, Pilot Knob Mesa, south side of I-8 at Ogilby Road; Sonoran Desert
    UCR118957UCRHilaria rigidaGeorge K. Helmkamp33591998-4-19 San Bernardinonorthwest side of East Cronese Lake, about 15 miles west of Baker
    UCR120225UCRHilaria rigidaScott D. White69061998-7-21 San BernardinoDesert slope above Lucerne Valley. Mitsubishi Cement proposed quarry expansion directly west of existing Cushenbury Quarry and south of processing plant
    UCR124099UCRHilaria rigidaSteven R. Hill336792001-5-3 RiversideNE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canon, c. 3.8 mi west of CA Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area
    UCR124331UCRHilaria rigidaP.A. Rauchs.n.1966-4-15 San Bernardino20 mi. SW of Baker, [Cronese Valley] on Barstow-Baker Hwy U.S. 91
    UCR127818UCRHilaria rigidaA.C. Sanders272772003-10-5 San Bernardinoalong Hwy 62 east of Twentynine Palms, c. 1 mile east of Old Dale
    UCR129809UCRHilaria rigidaScott D. White83442001-4-17 RiversideShavers Valley, north of the I-10 Freeway, c. 16 miles east of Indio junction of I-10 and Calif. 111, near powerline access roads at unnamed freeway exit accessing pump station
    UCR130313UCRHilaria rigidaA.C. Sanders272212003-10-5 San BernardinoUC Burns Pinyon Ridge Reserve, south of Skyline Ranch Rd. c. 2 miles (air) ESE of Pioneertown, 1.5 mi. (air) NW of Yucca Valley, along wash beside Burns house
    UCR132683UCRHilaria rigidaBeecher Crampton26251955-4-27 San Bernardino6.5 miles south [on Camp Rock Road?] of Daggett
    UCR133192UCRHilaria rigidaG.R. Ballmers.n.1999-6-19 San BernardinoKelso Dunes c. 10 miles SW of Kelso
    UCR134720UCRHilaria rigidaJune Latting2161958-4-06 San BernardinoOld Dale Road, 8 miles southeast of 29 Palms
    UCR135879UCRHilaria rigidaA.C. Sanders279922004-5-30 San BernardinoLucerne Valley, on powerline road from Pisgah, at northern outlier of Cougar Buttes, 8 W of Soggy Dry Lake
    UCR145101UCRHilaria rigidaA.C. Sanders289092004-10-17 San BernardinoSW cove of Spy Mtn., east of Pipes Wash and Landers on a dirt road extension of 'University Blvd' going toward Giant Rock
    UCR145452UCRHilaria rigidaA.C. Sanders289552004-10-10 San Bernardinosouth end of the Sheephole Mtns. along Hwy 62, 2.8 miles west of Clarks Pass, 26.2 miles east of Utah Trail in Twentynine Palms
    UCR151227UCRHilaria rigidaSteve Boyd116072004-10-13 San BernardinoIvanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
    UCR15786UCRHilaria rigidaFrank C. Vaseks.n.1978-5-01 San BernardinoSaddle between Ord Mtn, and East Ord Mtn.
    UCR165641UCRHilaria rigidaJohn F. Greens.n.2005-2-2 RiversideSalton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach
    UCR1673UCRHilaria rigidaWalter R. Moberly620423--021962-4-23 San Bernardino22 mi east of Twentynine Palms, along the Twentynine Palms/Rice Road
    UCR168498UCRHilaria rigidaH.M. Hall28471902-4-1 San DiegoCoyote Canon
    UCR168499UCRHilaria rigidaVictor Duran31991932-5-12 San Diegohead of Box Canon, near Mason Valley
    UCR168516UCRHilaria rigidaCarl B. Wolf106671941-5-26 San BernardinoProvidence Mountains, 3.8 mi. west of Columbia Mine
    UCR168633UCRHilaria rigidaSarah J. De Groot32592003-10-9 San BernardinoWHIPPLE MOUNTAINS: Wash beside Atchison, Topeka, and Santa Fe Railroad tracks, just east of Vidal and Highway 95
    UCR168777UCRHilaria rigidaSarah J. De Groot32222003-9-28 San BernardinoWHIPPLE MOUNTAINS: Along Highway 95 between Vidal Junction and Vidal
    UCR168983UCRHilaria rigidaSarah J. De Groot44442004-10-5 San BernardinoWHIPPLE MOUNTAINS: SE of Savahia Peak, near Dollar Bill Mine.
    UCR171223UCRHilaria rigidaJohn F. Greens.n.2005-3-3 ImperialSalton Basin, east of Salton Sea, c. 4 miles north of Niland; Coachella Canal right of way, between siphons 10 and 11
    UCR17234UCRHilaria rigidaFrank C. Vaseks.n.1976-10-30 San BernardinoSouth Pass, north of Interstate Hwy I-40 on University of California Sacramento Mountains Reserve
    UCR17266UCRHilaria rigidaFrank C. Vaseks.n.1976-10-29 San Bernardino2 miles north of Goffs on the road to Lanfair Valley
    UCR177256UCRHilaria rigidaScott D. White91712003-5-3 ImperialFish Creek Mountains, unnamed canyon draining SW-facing slope of the mtns; south of the operating US Gypsum quarries
    UCR182548UCRHilaria rigidaMitch Provance49072001-5-5 San BernardinoClark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines
    UCR183270UCRHilaria rigidaJim Andre77031993-5-21 San BernardinoShadow Valley: along Excelsior Mine Rd in Shadow Valley, SE of Kingston Range
    UCR188177UCRHilaria rigidaA.C. Sanders343422007-10-5 San BernardinoOrd Mountains, south of Tyler Valley, above gas line road extension of Harrod Rd. from south/ Ord Mtn. Rd from the north, west slope of hill 4835
    UCR200435UCRHilaria rigidaJim Andre92342007-12-6 San BernardinoKelso Dunes, along east side of Kelbaker Road, c. 3.5 miles south of Kelso
    UCR211009UCRHilaria rigidaA.C. Sanders365382009-3-23 San Bernardinonorth foot of Sleeping Beauty Mtn., valley c. 8.5 km west of Broadwell Dry Lake
    UCR211315UCRHilaria rigidaJim Andre98612009-2-26 ImperialBorrego Desert, low hills c. 1.5 mi northeast of Ocotillo and Fwy I-8
    UCR212553UCRHilaria rigidaJon P. Rebman143872008-4-8 ImperialFreeman Properties (Truckhaven), west of the Salton Sea, northwest of Salton City, west of Hwy 86, Section 18 (SL 18), small arroyo off of Grave Wash
    UCR213392UCRHilaria rigidaA.C. Sanders373892010-3-15 Riversidepass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 ° ) of Blythe
    UCR213393UCRHilaria rigidaA.C. Sanders374562010-3-16 RiversideSE side of McCoy Mountains, upper part of wash c. 4 W of Blythe Airport, c. 4 mi. ENE of McCoy Peak
    UCR213763UCRHilaria rigidaScott D. White125982009-4-28 Riversidecity of Desert Hot Springs, proposed development north of Pierson Blvd and east of Verbena Dr.
    UCR214699UCRHilaria rigidaA.C. Sanders375442010-3-23 RiversideChuckwalla Valley, at SW foot of Palen Mountains
    UCR215045UCRHilaria rigidaA.C. Sanders382682010-5-4 San BernardinoIvanpah Valley, western foot of metamorphic hill emerging from alluvium below Clark Mountain, 3.5 W (120 ° ) of Primm Valley Golf Club, 5.3 km W of I-15
    UCR215958UCRHilaria rigidaJim Andre119472010-3-18 San BernardinoEastern end of Sacramento Mountains, along dirt road 4 miles south of I-40 at Hwy 95 junction, c. 1 mile east of Flattop Mtn. and 2 miles south of Eagle Peak
    UCR216267UCRHilaria rigidaJim Andre108652009-8-15 San BernardinoCima Dome, alng Morningstar Mine Road, c. 2 mi northeast of town of Cima, Mojave National Preserve
    UCR216624UCRHilaria rigidaJim Andre137732010-4-23 San BernardinoBristol Mountains, along powerline road at northwest end of range, c. 25 miles west of Kelso Dunes, 10 miles ENE of Ludlow and 6 mi. north of I-40
    UCR216968UCRHilaria rigidaJim Andre122252010-3-19 San BernardinoTurtle Mountains; east side of Turtle Mountains, c. 0.3 mi. west of Hwy 95, 6 miles NNW of Vidal Junction
    UCR218523UCRHilaria rigidaJim Andre124362010-4-7 San BernardinoMojave National Preserve, northeast end of Piute Range at foot of mountains along Old Homestead Road (historic), c. 6 mi west of Hwy 95 and 0.9 mi west of the Nevada border
    UCR218578UCRHilaria rigidaJim Andre130522010-4-18 San BernardinoBobcat Hills, Mojave National Preserve, just south of Rattlesnake Mine along dirt road from Von Trigger Hills to Mojave Road/Piute Range, c. 0.3 mi. south of Mojave Road jct. and 2.5 mi. east of Lanfair Rd.
    UCR219395UCRHilaria rigidaA.C. Sanders386042010-9-21 InyoPahrump Valley, east of the Nopah Range and NE of Calvada Springs, State Line Rd. 1.9 miles north of Old Spanish Trail Hwy
    UCR224066UCRHilaria rigidaJim Andre148332010-9-29 San BernardinoCima Dome, Mojave National Preserve; along Morningstar Mine Rd 3 NNE of Cima; Cima Dome
    UCR224685UCRHilaria rigidaCharles Hughes2052010-3-22 Riversideabout 9.4 miles south of Hwy 62, next to RR tracks
    UCR225092UCRHilaria rigidaA.C. Sanders393712011-5-3 Inyosouthern Pahrump Valley, south of Old Spanish Trail Hwy, off a N-S road at SW edge of Calvada Springs, east of Turtle Rock Way between Moon Path Lane and Two Hawk Rd.
    UCR225474UCRHilaria rigidaA.C. Sanders392152011-4-20 InyoPahrump Valley, 2.3 km south of Old Spanish Trail Hwy along dirt road along NV state line, near east end of Moon Path Lane
    UCR226152UCRHilaria rigidaJim Andre164812011-3-31 San Bernardinonorthern end of East Cronise Lake, along Cronise Lake Road 3.0 mi north of Hwy I-15, 16 mi west of Baker
    UCR227065UCRHilaria rigidaJim Andre160952011-3-17 San BernardinoDead Mountains, in deep canyon c. 2 miles east northeast of Manchester Peak, 2.5 miles west of Needles Hwy
    UCR227289UCRHilaria rigidaJim Andre162742011-3-24 San BernardinoClipper Mountains, north of Tom Reed Mine, 6.5 mi lesnorth of Hwy 66 at Danby Road
    UCR227609UCRHilaria rigidaThomas R. Stoughton1592010-4-22 RiversideChuckwalla Valley. N of I-1 Wiley Well Rd exit on 4x4 rd towards McCoy Peak; Sonoran (Colorado) Desert
    UCR228388UCRHilaria rigidaThomas R. Stoughton1232010-4-7 Imperialsouthwest of Plaster City, north of Hwy 8, EC 350, main wash c. 1/2 mi west of Dunaway Road; Colorado Desert; Northeastern Colorado Desert region
    UCR228969UCRHilaria rigidaJim Andre152522010-9-17 San BernardinoCima Dome, Mojave National Preserve, along Cima Road c. 2 miles southwest of Cima
    UCR236841UCRHilaria rigidaJon P. Rebman188852010-4-3 ImperialSouthwest of Plaster City on BLM property in an area proposed for development of solar facility, S of Co Hwy S80 N of I-8, NE of Ocotillo & W of El Centro, along powerline road
    UCR239242UCRHilaria rigidaThomas R. Stoughton1662010-4-22 RiversideMcCoy Wash, north of Hwy I-10, road north from Black Rock Road, south side of private land boundary; Mojave Desert; East Mojave Desert region
    UCR24074UCRHilaria rigidaJohn C. Roos32981947-3-01 RiversideCoachella Valley, [near Thousand Palms] 8 miles SE of Garnet
    UCR241804UCRHilaria rigidaA.C. Sanders405532013-2-28 RiversideBradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 ° ) of Ripley
    UCR244286UCRHilaria rigidaJim Andre196822011-6-14 San BernardinoMojave National Preserve, Cima Dome; c. 2 NE of town of Cima, along transmission line midway between Cima and Morningstar Rds; Mojave National Preserve
    UCR245100UCRHilaria rigidaA.C. Sanders403652012-8-22 Imperial0.6 W (293 ° ) of Rainey Well (windmill) along BLM Rd. 549 (Niland-Blythe), south of Bradshaw Trail
    UCR2456UCRHilaria rigidaF.M. Reed98411937-5-05 San BernardinoCronese Valley
    UCR2457UCRHilaria rigidaF.M. Reed69411931-4-11 RiversideChuckwalla Mesa, 'eastern Mohave Desert' , near Fullers Well [=Chuckwalla Well?]
    UCR2458UCRHilaria rigidaF.M. Reed42861920-3-24 RiversideMorongo Pass near Whitewater Station
    UCR2461UCRHilaria rigidaF.M. Reed56701927-3-19 RiversideSalt Creek Wash, east of Mecca
    UCR24648UCRHilaria rigidaKatherine K. Muller30911972-5-03 San Bernardino12 miles northwest of Cima
    UCR249189UCRHilaria rigidaThomas R. Stoughton6612010-9-29 San BernardinoBighorn Mountain Wilderness, Ruby Mountains. New Dixie Mine Road Site #2
    UCR251776UCRHilaria rigidaThomas R. Stoughton11622011-5-4 San BernardinoTransition between San Bernardino Mountains and Little San Bernardino Mountains, Big Horn Sheep Wilderness, New Dixie Mine Road, just west of Hwy 247
    UCR253417UCRHilaria rigidaJim Andre221772012-9-27 San BernardinoCastle Peaks, east of the New York Mountains, along Hart Mine Road 6.6 miles east of the junction with Ivanpah Road, c. 1 mile west of Hart Mine area
    UCR255980UCRHilaria rigidaNaomi Fraga45052013-9-12 San BernardinoBighorn Mountain Wilderness, slope southeast of Blue Cut and west of the terminus of Mound Spring Road
    UCR258090UCRHilaria rigidaNaomi Fraga45812013-9-26 San BernardinoBighorn Mountain Wilderness, saddle at head of west fork of Ruby Canon
    UCR259433UCRHilaria rigidaJim Andre224272011-10-22 San BernardinoProvidence Mountains, Mojave National Preserve, 1.1 miles east of Foshay Pass along transmission line road; Providence Mountains
    UCR260056UCRHilaria rigidaA.C. Sanders412752015-3-6 ImperialChocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range
    UCR260103UCRHilaria rigidaDuncan S. Bell56342013-8-15 San Bernardinonorth of Dixie Mine Road on the west side of Ruby Mountain c. 0.25 air mile west of its summit
    UCR260218UCRHilaria rigidaA.C. Sanders413782015-3-10 Riversidenorth end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range
    UCR262366UCRHilaria rigidaLaney Widener0112011-5-19 San BernardinoBristol Mountains located to the north side of NN0013 at the top of the first hills
    UCR262908UCRHilaria rigidaSarah J. De Groot73222014-9-22 San Bernardinonorth side of Hwy 62 just northwest of Clark's Pass, south end of the Sheep Hole Mountains, northeast edge of the Pinto Mountains, southeast of Dale Lake
    UCR262929UCRHilaria rigidaSarah J. De Groot73502014-10-20 San BernardinoSoutheast Vidal Valley, along powerline road west-southwest of Hwy 95 just southwest of Vidal Wash, 0.6 mi west-southwest from Hwy 95, 1.3 air mi south of Vidal, about 5 air mi west of the Colorado River. Northern bajada of the Riverside Mountains
    UCR263654UCRHilaria rigidaDavid Fraker0222012-3-22 RiversidePalen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177
    UCR264760UCRHilaria rigidaJon P. Rebman287782014-9-25 ImperialPalo Verde Mountains, southwest of Palo Verde, west of old Palo Verde Road, north of Milpitas Wash & west of Hwy 78
    UCR264802UCRHilaria rigidaJon P. Rebman287632014-9-24 ImperialPalo Verde Mountains, SW of Palo Verde, on the rocky slopes and canyons just east of old Palo Verde Road, north of Milpitas Wash and west of Hwy 78
    UCR266569UCRHilaria rigidaA.C. Sanders419042016-1-20 ImperialChocolate Mountains, north fork of Salvation Wash near head of canyon and top of hills, US Navy Chocolate Mountains Aerial Gunnery Range
    UCR267208UCRHilaria rigidaFred M. Roberts79182014-11-11 San BernardinoChemehuevi Valley: tributary to Gary Wash at west base of hill with VABM Huevis, 0.2 km E SR 95 and 4.5 W Pyramid Butte
    UCR267656UCRHilaria rigidaJim Andre303062014-5-1 San BernardinoMojave National Preserve, far western end of Castle Peaks, 0.5 mile east of Ivanpah Road, 3.5 mile north of Barnwell and just east of New York Mountains
    UCR272021UCRHilaria rigidaThomas R. Stoughton20562016-2-23 San Bernardinonortheast slope of San Bernardino Mountains off Hwy 247 New Dixie Mine Road
    UCR272439UCRHilaria rigidaCheryl Sevilla0372015-3-18 RiversideSan Gorgonio Wilderness Area, off the Pacific Crest Trail c. 2 air miles north-northwest from the Whitewater Preserve Ranger Station, on the hillside east of the Whitewater River drainage
    UCR275426UCRHilaria rigidaThomas R. Stoughton9602011-4-5 RiversideBlythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing
    UCR275476UCRHilaria rigidaThomas R. Stoughton9552011-3-31 Riversidedune system along Midland-Rice Road, south of Arica Mountains
    UCR275640UCRHilaria rigidaJim Andre346752016-2-22 San DiegoAnza Borrego State Park, along north side of Route S-22 at scenic overlook, 8.6 mi east of Hwy 86, Salton City
    UCR276646UCRHilaria rigidaJim Andre336652015-12-8 San BernardinoWhipple Mountains, far northwest corner of range, 0.2 mile east of US Hwy 95, 37 miles south of Needles
    UCR276666UCRHilaria rigidaJim Andre336292015-11-9 San BernardinoDead Mountains, far north end of range, at summit of BLM Road NM029, trasmission line road
    UCR277547UCRHilaria rigidaMitch Provance100752008-3-15 ImperialE side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint
    UCR278078UCRHilaria rigidaJim Andre356822016-3-14 San Bernardinoeast side of Old Woman Mountains, along Sunflower Springs Road 0.6 mile west of Water Road at major transmission lines, c. 25. miles south of Hwy I-40
    UCR278761UCRHilaria rigidaOnkar Singh50952015-3-16 ImperialImperial Valley, Naval Air Facility El Centro Target 103, c. 12 W of Plaster City
    UCR279052UCRHilaria rigidaA.C. Sanders42774B2017-3-9 Imperialplateau above slot canyon near head of Mammoth Wash, Chocolate Mountains
    UCR279256UCRHilaria rigidaOnkar Singh57802016-4-26 San BernardinoFort Irwin National Training Center, c. 4.7 km SSW of Bitter Spring
    UCR281014UCRHilaria rigidaFred M. Roberts79882016-3-5 RiversideLittle Maria Mountains: west end, 4.3 km E Palen Pass and 2.2 W 'Peak 602
    UCR281907UCRHilaria rigidaA.C. Sanders433582017-9-21 Riversidenorthern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing
    UCR282317UCRHilaria rigidaThomas R. Stoughton8032011-3-23 RiversideChuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road
    UCR284192UCRHilaria rigidaFred M. Roberts81892017-3-26 RiversideLittle Maria Mountains: northern foothills, c. 3.1 W Midland and 1.7 km W Rice-Midland Road
    UCR285353UCRHilaria rigidaJon P. Rebman325322017-3-18 ImperialIndian Pass area to the north of the Cargo Muchacho Mountains, east of the Algodones Dunes, east of Ogilby Road (S34) and just north of Indian Pass Road
    UCR292105UCRHilaria rigidaA.C. Sanders437852020-1-16 ImperialChocolate Mtns./Imperial Valley, along dirt track into range east of Coachella Canal and just inside CMAGR, NNW of Slab City near Siphon 9 of Coachella Canal, 6.6 NE (40 ° ) of Niland
    UCR30531UCRHilaria rigidaJohn C. Roos43011949-5-14 San BernardinoRock Corral, north base of the San Bernardino Mtns.
    UCR32010UCRHilaria rigidaE.W. Lathrop78521977-11-13 Imperial2.5 mi west of Plaster City [along Historic State Hwy 80]
    UCR33131UCRHilaria rigidaJames Henrickson172921978-5-28 San Bernardinoc. 5.5 miles west of Barstow, 0.5 mile north of Lenwood exit of Interstate 40
    UCR37724UCRHilaria rigidaGeorge K. HelmkampB--331983-10-08 San BernardinoTNC Big Morongo Preserve, in Big Morongo Canon, south of town of Morongo Valley in Big Morongo Canon
    UCR41472UCRHilaria rigidaA.C. Sanders61851986-3-08 ImperialYuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 miles south of the Dunaway Road exit off Hwy I-8
    UCR41510UCRHilaria rigidaA.C. Sanders61551986-3-08 Imperialnorth end of Algodones Dunes. East Mesa at east end of Montgomery Road, c. l mile east of Highline Canal
    UCR45005UCRHilaria rigidaLarry F. LaPre2681986-9-19 ImperialColorado River Valley, Cibola area. Lower Milpitas Wash, northwest of Three Finger Lake
    UCR55771UCRHilaria rigidaJohn A. Adams5131966-3-17 San DiegoAnza-Borrego State Park, 5 miles north of Borrego Springs
    UCR59709UCRHilaria rigidaA.C. Sanders94961989-9-19 RiversideChocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target'
    UCR59848UCRHilaria rigidaGeorge K. Helmkamps.n.1989-9-17 ImperialColorado River Valley; 0.5 mile west of Palo Verde at 4th Street
    UCR60833UCRHilaria rigidaSteve Boyd14641986-3-13 Riversidewest side of Palen Mountains, northeast of Desert Center. Upper bajada at base of range
    UCR64568UCRHilaria rigidaBrian L. Phillips10181990-9-14 San BernardinoTwentynine Palms Marine Corps Air-Ground Combat Center, Lava Artillery Range, Bullion Mountains, c. 5 miles (airline) NW of Cleghorn Pass
    UCR68066UCRHilaria rigidaB.G. Pitzer17461991-6-04 San BernardinoTwentynine Palms Marine Corps Base. Emerson Range c. 4 km south of Hidalgo Mtn., c. due east of north end of 'Artillery Hill'
    UCR68490UCRHilaria rigidaB.G. Pitzer18181991-7-28 San BernardinoTwentynine Palms Marine Corps Base, 'West' artillery range. Large wash c. 1 air km WNW of base golf course and c. 5 air km SE of Canon, c. 4 air km SSE of S tip of Deadman Lake
    UCR70234UCRHilaria rigidaB.G. Pitzer18431991-10-02 San BernardinoTwentynine Palms Marine Corps Base, 'Sand Hill' Artillery Range, c. 6.5 km airline SW of Surprise Spring, & 9 air km east of Landers. At Tortoise Study Plot 2
    UCR75088UCRHilaria rigidaA.C. Sanders121401992-4-04 RiversideMcCoy Mountains, within 0.5 mile of McCoy Spring
    UCR75541UCRHilaria rigidaA.C. Sanders137871993-4-24 RiversideSE end of San Bernardino Mountains, S end of Whitewater Bench, E side of the mouth of Whitewater Canon
    UCR84841UCRHilaria rigidaA.C. Sanders162051995-3-22 Riversidemouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canon between Windy Point & Hwy I-10, Coachella Valley
    UCR85750UCRHilaria rigidaGeorge K. Helmkamp88--011994-4-26 RiversideIndio Hills; north of the landfill on Edom Hill
    UCR86308UCRHilaria rigidaScott D. White28401995-4-12 San BernardinoJust north of State Route 62 (Twentynine Palms Hwy), at intersection with Ironage Road
    UCR92640UCRHilaria rigidaGeorge K. Helmkamps.n.1995-3-16 Riversidebelow Coxcomb Mountains, west of Rice Rd., 10.3 miles northeast of Desert Center
    UCR98430UCRHilaria rigidaJohn Wears.n.1997-3-20 RiversideS of Chino Canon, at NW end of Palm Springs; San Jacinto Mtns, Colorado Desert, Coachella Valley
    UCSB012453UCSBHilaria rigidaFlinck, Al; Cummings, Bob1966-4-23 San BernardinoRoad from Amboy to Kelso, Granite Mtns.
    UCSB012454UCSBHilaria rigidaPatricia J. Gordon4441980-3-08 San Diego20 miles SE from Anza-Borrego Park entrance, on Road S-2
    UCSB012455UCSBHilaria rigidaJoseph M. Keefe2001961-4-08 San BernardinoKelso Sand Dunes, 2.4 miles south of Kelso on the road to Amboy
    UCSB012456UCSBHilaria rigidaSchroeder, Gail381976-3-18 San Diego.25 W. on Henderson Canon Rd. from intersection with Borrego Springs Rd., beside road
    UCSB012457UCSBHilaria rigidaJoseph M. Keefe8591965-5-18 RiversideAlong Pines to Palms Highway, 8 miles east of Pinyon Flats Campground
    UCSB012458UCSBHilaria rigidaCorsino, Linda581980-3-26 San DiegoJust outside Anza-Borrego Park Boundary, on road between Park Headquarters and Borrego Springs
    UCSB012459UCSBHilaria rigidaRice, Stanley941978-4-22 San BernardinoAlong road leading from Interstate 40 (starting about 30 mi east of Ludlow) into Providence Mountains to Hole in the Wall campground; about 10 mi. south of campground
    UCSB012460UCSBHilaria rigidaFairbank, K.1561979-4-22 San Bernardino1.5 miles north of the junction of Essex and Black Canon Road on Black Canon Road
    UCSB012461UCSBHilaria rigidaJohn C. Roos1965-9-05 Riverside18 miles W. of Blythe
    UCSB012462UCSBHilaria rigidaLain, Maria721978-4-23 San BernardinoHole in the Wall Recreation Site, Providence Mountains
    UCSB012463UCSBHilaria rigidaJohn R. Haller19131961-8-25 San BernardinoU.S. Highway 91, 6.2 mi. SW of the California-Nevada state line, 43 NE of Baker
    UCSB012464UCSBHilaria rigidaIllani Atwater471961-3-26 San BernardinoSouth side of road, 20 miles west of Baker on U.S. Highway 91
    UCSB012467UCSBHilaria rigidaFugle, Dorothy10521982-5-15 San BernardinoIvanpah Road, 3 miles east from its junction with Union Pacific Railroad, New York Mnts.
    UCSB012468UCSBHilaria rigidaJoseph M. Keefe16151967-3-23 RiversideAbove Twentynine Palms Highway, 3.8 miles north of Mission Creek Road, Morongo Valley
    UCSB012469UCSBHilaria rigidaKiehn, David221980-3-01 San Diego100 feet from the south side of road S-2 in Sweeny Cyn. area 33 mi. SE. on road S-2 from its junction with Calif. 78
    UCSB012470UCSBHilaria rigidaHook, Robin931968-4-26 San BernardinoBlack Canon Road, 9.8 miles north of junction with Mitchell Caverns Road, Providence Mtns.
    VVC1573VVCHilaria rigidaA.C. Sanders289092004-10-17 San BernardinoSW cove of Spy Mtn., east of Pipes Wash and Landers on a dirt road extension of ′University Blvd′ going toward Giant Rock
    VVC2234VVCHilaria rigidaJim Andre113112009-10-24 San BernardinoVon Trigger Hills; growing on rocky knolls at Von Trigger spring.
    VVC3609VVCHilaria rigidaTim Thomas65102015-4-11 San BernardinoJoshua Tree town, 1.3 road miles north on Sunfair from Hwy 62, old air field.
    VVC563VVCHilaria rigidaScott D. White30321995-5-11 San BernardinoWard Valley, N base of Iron mtns. Along powerline rd. on bajada above Danby Dry Lake
    VVC609VVCHilaria rigidaP.J. MacKay291996-9-07 San BernardinoRodman Mountains, ca. Camp Rock Mine and Cinder Cone.
    CDA0015601CDAPleuraphis rigidaG.F. Hrusa106391993-4-05 San BernardinoAlong Kelbaker Rd. immed. E of Kelso Sand Dunes. Mojave Desert.
    CDA0017429CDAPleuraphis rigidaG.F. Hrusa167522005-9-28 San BernardinoRd. to Afton Cyn. Wildlife Refuge, +/- 2 mi. S of I-15. Mojave Desert.
    CDA0021210CDAPleuraphis rigidaG.F. Hrusa105991993-4-04 San DiegoE side of Coyote Cyn. Anzo-Borrego Desert.
    CDA0032625CDAPleuraphis rigidaT.C. Fuller29251958-4-08 Imperial1 mile west of Davis Lake, Colorado River.
    CDA0032626CDAPleuraphis rigidaT.C. Fuller72741961-10-19 San BernardinoBarstow Rd. 6.9 miles north of Lucerne Valley.
    CDA0032627CDAPleuraphis rigidaA.A. Beetle31741942-4-22 ImperialJunction of Route 80 and road to Ogilby.
    CDA0032628CDAPleuraphis rigidaG.D. Barbe40161982-11-02 Riverside1.3 miles south of Wiley's Well, 0.7 mile north of Coon Hollow Campground.
    FSC0002121FSCPleuraphis rigidaLeslie Zander00981979-3-11 ImperialCollected in Colorado Desert, on S-22, 10 yds. east of San Diego Co. line. Found near roadside
    FSC0002122FSCPleuraphis rigidaLinda Budzik221980-4-02 San DiegoFound in Colorado Desert, Anza-Borrego State Park. On Mountain Palm Springs Rd. 0.6 miles west of Great Southern Overland Stage Route. in crevice of rock at base of north facing slope.
    FSC0002123FSCPleuraphis rigidaDavid A. Hopkins921979-4-14 San DiegoThis plant found at the northeast entrance of Anza Borrego park on s22
    FSC0002125FSCPleuraphis rigidaRimo Bacigalupi61371958-2-17 ImperialIn wash 1 1/2 miles south of Gold Rock Ranch, on road from Ogilby to Blythe, by way of Midway Well, Colorado Desert
    FSC0002126FSCPleuraphis rigidaW. R. Smith1221958-4-02 UnknownCronise Lake approx. 42 mi. east of Barstow on Hiway 466 & 91. East of Cat Mountain between secondary road and mountain.
    FSC0002127FSCPleuraphis rigidaChas. H. Quibell2551974-3-29 Unknown
    FSC0002128FSCPleuraphis rigidaDale Sanders64-941964-3-26 San Diego1/2 mile south of Peg Leg monument north of Borrego Springs growing in sand and gravel. Found along the roadside
    FSC0002129FSCPleuraphis rigidaJohn Weiler640951964-3-26 San Diego6 miles east of Borrego Springs (1/2 mile south of Peg Leg Smith Monument)
    FSC0002130FSCPleuraphis rigidaW. R. Smith72a1958-4-01 UnknownSouth Pass in Sacramento Mts. approx. 20 mi. west of Needles on Hiway 66. South from Hiway 66 in first wash running NW & SE on east side of summit of pass.
    GMDRC2647GMDRCPleuraphis rigidaJ. Andre92342007-12-6 San BernardinoKelso Dunes: Kelso Dunes: along east side of Kelbaker Rd, approx 3.5 mi. S. of Kelso, growing in deep sandy bank (dune) along margin of large wash 34 ° 58.1 N 115 ° 38.6 W. Elev. 2322 ft.
    GMDRC3568GMDRCPleuraphis rigidaJ. Andre108652009-8-15 San BernardinoCima Dome: Mojave National Preserve; along Morningstar Mine Rd, approx 2 NE of town of Cima, Mojave National Preserve USGS 7.5 min Quad: Mid Hills 35 ° 16.939' N 115 ° 29.8 W. Elev. 4286 ft.
    GMDRC4131GMDRCPleuraphis rigidaJ. Andre124362010-4-7 San BernardinoPiute Range: Mojave National Preserve, NE end of Piute Range at foot of mountains along Old Homestead Rd (historic), approx. 6 W. of Hwy 95, 0.9 mi. W. of Nevada border
    GMDRC985GMDRCPleuraphis rigidaG.L. Clifton312162001-4-1 San BernardinoKelso Dunes: Kelso Dunes: Kelso Dunes in sandy depressions between hummocks of big galleta grass Near 34 ° 53.5 N 115 ° 42.4 W. Elev. 2590 .
    JEPS122518UCJEPSPleuraphis rigidaJ. Andre, T. La Doux, H. Bartosh, R. Preston, JEPS Herbarium Workshop122252010-3-19 San BernardinoTurtle Mountains; east side of Turtle Mountains, approx. 0.3 mi west of Highway 95, 6 miles NNW of Videl Junction. Videl NW 7.5' Q.
    JEPS123634UCJEPSPleuraphis rigidaJ. Andre, T. La Doux, Bart O'Brien87622007-10-24 San BernardinoClark Mountain Range, along Yates Well Road, approx. 1.5 miles NW of Colosseum Mine Road, N side of Clark Mountain.
    JEPS20661UCJEPSPleuraphis rigidaReino Alava, Rimo Bacigalupi, J. R. Sweeney, Aloha Alava19601958-4-05 San Bernardinoin gore corner formed by junction of US Highways 66 and 95 about 5 mi due s Needles; Mohave Desert, s of Needles
    JEPS20731UCJEPSPleuraphis rigidaRoxana S. Ferris, Rimo Bacigalupi132331958-3-19 Riversideon road to Midland and Bythe 2.4 mi s Rice
    JEPS22169UCJEPSPleuraphis rigidaRimo Bacigalupi, Paul C. Hutchison61371958-2-17 Imperial1.5 mi s Gold Rock Ranch (on road from Ogilby to Blythe, by way of Midway Well); Colorado Desert
    JEPS68840UCJEPSPleuraphis rigidaAnnie M. Alexander, Louise Kellogg3601939-5-02 San BernardinoPisgah
    JEPS70529UCJEPSPleuraphis rigidaWillis L. Jepson48231912-6-08 San Bernardinonear Barstow; Mohave Desert, near Barstow
    JEPS70530UCJEPSPleuraphis rigidaWillis L. Jepson48101912-6-07 San Bernardinosw Barstow (Mohave Desert); Mohave Desert
    JEPS70531UCJEPSPleuraphis rigidaWillis L. Jepson54851913-5-11 San BernardinoNeedles
    JEPS70532UCJEPSPleuraphis rigidaWillis L. Jepson52411912-10-28 Riversidein the wash near Riverside Mts.; along the Colorado River, near Riverside Mts.
    JEPS72956UCJEPSPleuraphis rigidaWillis L. Jepson205441941-5-01 San Bernardinoe end Kelso Sand Dunes; Mohave Desert, e end of Kelso Sand Dunes
    JEPS7454UCJEPSPleuraphis rigidaG. Thomas Robbins, Rimo Bacigalupi34311952-4-19 San Bernardinoalong U.S. Highway 91 about one mi w Cronese, Cronese Valley; Mohave Desert
    JEPS7455UCJEPSPleuraphis rigidaG. Thomas Robbins, Rimo Bacigalupi34321952-4-19 San Bernardinoalong U.S. Highway 91 about one mi w Cronese (Cronese Valley); Mohave Desert
    JEPS75358UCJEPSPleuraphis rigidaLawrence R. Heckard42241976-3-15 Imperialalong route 78, 0.8 mi e San Diego County line
    JEPS75610UCJEPSPleuraphis rigidaWillis L. Jepson171001935-4-20 San DiegoBorrego Mt.
    JEPS76044UCJEPSPleuraphis rigidaWillis L. Jepson183581937-5-10 San Bernardinobetween Mitchell's Caverns and Essex
    JOTR16785JOTRPleuraphis rigidaWalters, Jims.n.1967-5-12 RiversideJoshua Tree National Park. LOST HORSE RANGER STATION ACCESS ROAD
    JOTR16786JOTRPleuraphis rigidaBaker, James K. & Baker, Ilisa T.s.n.1966-10-20 RiversideJoshua Tree National Park. RYAN MOUNTAIN WATER STATION
    JOTR28779JOTRPleuraphis rigidaLa Doux, Tasha10482003-9-4 San BernardinoJoshua Tree National Park. Little San Bernardino Mountains, near Key's ranch (Desert Queen Ranch)
    JOTR28939JOTRPleuraphis rigidaLa Doux, Tasha11752005-3-30 RiversideJoshua Tree National Park. Next to Fried Liver Wash
    JOTR28940JOTRPleuraphis rigidaLa Doux, Tasha11762005-3-30 RiversideJoshua Tree National Park. Next to Fried Liver Wash
    JOTR30071JOTRPleuraphis rigidaLa Doux, Tasha17142006-10-3 RiversideJoshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canon
    JOTR31755JOTRPleuraphis rigidaLa Doux, Tasha20712009-9-24 San BernardinoJoshua Tree National Park. North Coxcomb Mountains, east of Clark's Pass; Stop 1: south of Highway 62, sandy wash at base of rocky slopes
    JOTR31962JOTRPleuraphis rigidaLa Doux, Tasha21992011-4-14 RiversideJoshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canon; rocky/gravelly bajada north of the Aqueduct Rd.
    JOTR32119JOTRPleuraphis rigidaLa Doux, Tasha22772011-4-26 RiversideJoshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4)
    JOTR32449JOTRPleuraphis rigidaLa Doux, Tasha21992011-4-14 RiversideJoshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canon; rocky/gravelly bajada north of the Aqueduct Rd.
    POM1025RSAPleuraphis rigidaI. M. Johnstons.n.1917-4-4 RiversideMouth of Andreas Canon.
    POM1026RSAPleuraphis rigidaI. M. Johnstons.n.1917-4-04 RiversidePalm Canon. Colorado Desert.
    POM1027RSAPleuraphis rigidaH. M. Hall28471902-4-1 RiversideCoyote canyon
    POM116973RSAPleuraphis rigidaMarcus E. Joness.n.1906-5-02 San BernardinoKelso
    POM116974RSAPleuraphis rigidaMarcus E. Joness.n.1903-5-11 RiversideWhitewater.
    POM117048RSAPleuraphis rigidaMarcus E. Joness.n.1884-5-03 San BernardinoThe Needles.
    POM118377RSAPleuraphis rigidaMarcus E. Joness.n.1924-2-27 RiversideDesert Center. Chuckwalla Valley.
    POM121845RSAPleuraphis rigidaMarcus E. Joness.n.1926-1-21 San DiegoYaqui Well, Colorado Desert.
    POM13268RSAPleuraphis rigidaE. C. Jaeger1231921-4-05 RiversideMurray Canon.
    POM156234RSAPleuraphis rigidaLe Roy Abrams31551903-4-20 ImperialSignal Mountain
    POM192667RSAPleuraphis rigidaMarcus E. Jones247551929-9-16 RiversideEast of Desert Center.
    POM194917RSAPleuraphis rigidaRoxana S. Ferris71781928-4-22 Imperial5 miles south Midway Well on the Blythe/Glamis Rd
    POM214743RSAPleuraphis rigidaVictor Duran31991932-5-12 San DiegoHead of Box Canon, near Mason Valley
    POM296106RSAPleuraphis rigidaLyman Benson41591933-3-31 RiversideUS 66 [US 60], Palm Springs. Mt. Range San Jacinto.
    POM296112RSAPleuraphis rigidaLyman Benson82601937-4-25 San BernardinoCronese Valley, 18 miles W of Baker, Cronese Lake Watershed.
    POM320420RSAPleuraphis rigidaLynne Hayden571970-3-24 RiversidePalm Springs, Chino Canon, first alluvial fan
    POM431207RSAPleuraphis rigidaJ. C. Rooss.n.1965-9-05 Riverside18 miles W of Blythe.
    POM47181RSAPleuraphis rigidaMary F. Spencer15291920-3-17 RiversideWhitewater.
    POM7107RSAPleuraphis rigidaP. A. Munz27901919-5-07 RiversideMouth of Tahquitz Canon.
    POM8116RSAPleuraphis rigidaMary F. Spencer15331920-3-27 RiversidePalm Springs.
    POM8365RSAPleuraphis rigidaP. A. Munz41371920-5-21 San BernardinoVicinity of Bonanza King Mine, East Slope of Providence Mountains, Mojave Desert.
    POM8492RSAPleuraphis rigidaP. A. Munz35381920-3-03 San BernardinoFenner
    POM9300RSAPleuraphis rigidaP. A. Munz33841920-4-02 San BernardinoColorado Desert, Blythe Junction
    RSA0011629RSAPleuraphis rigidaJ. Russell Bruffs.n.1979-4-3 Riverside3 mi. south of Garnet
    RSA0012780RSAPleuraphis rigidaDuncan S. Bell45732013-3-17 ImperialBLMThe Jacumba Mountains; collecting in Davies Canon, approximately 3.75 air miles south of the town of Ocotillo.; Coyote Wells
    RSA0013229RSAPleuraphis rigidaApril Garbat452013-4-9 RiversideBLMBlythe-Rice Rd at a wash at the bottom of Rice Valley, 1.9 mi S of Hwy 62.
    RSA0013231RSAPleuraphis rigidaApril Garbat352013-3-28 San BernardinoBLMHwy 62 in a sandy valley ~16 mi E of junction with Hwy 177.
    RSA0013243RSAPleuraphis rigidaJustin M. Wood18952010-5-25 San BernardinoHorsethief Flat via SBNF road 3N03A.; Big Bear City
    RSA0013272RSAPleuraphis rigidaApril Garbat272013-3-27 RiversideBLMHwy 1 N of Hwy 10, N of Palen Pass Rd. On E side of the road
    RSA0013275RSAPleuraphis rigidaApril Garbat432013-4-9 RiversideBLMGraham Pass Rd in a wash 5.6 mi S of Chuckwalla Springs Rd.
    RSA0014312RSAPleuraphis rigidaJustin M. Wood15472010-4-30 RiversideCoachella Valley: Thousand Palms, just E of intersection of Ramon Rd. and Vista de Oro, just NE of Edison substation.; Myoma
    RSA0014646RSAPleuraphis rigidaApril Garbat882013-6-13 San BernardinoBLM Rd 021 off Sunflower Springs Rd S of Essex, both sides of the road
    RSA0014647RSAPleuraphis rigidaApril Garbat632013-5-2 San BernardinoApprox. 4.2 W of Hwy 95. Along Pyramid Butte Rd/BLM rd 634/ East Mojave Heritage Trail in wash N of road by a knobby hill.
    RSA0015604RSAPleuraphis rigidaErika Gardner5072013-9-26 San BernardinoBLMBighorn Mountain Wilderness. Along granitic ridgeline south of New Dixie Mine Rd. approximately 8.6 miles west of Old Woman Springs Rd.
    RSA0019778RSAPleuraphis rigidaApril Garbat102013-3-20 RiversideBLMGraham Pass Rd, S 5 miles from junction with Chuckwalla Rd. In drainage/wash to west of rd, 1 mile S of power lines.
    RSA0020187RSAPleuraphis rigidaDuncan S. Bell55892013-8-6 San BernardinoBLMBighorn Mountains; on the west side of Old Woman Springs Road near the community of Landers, about 2 air miles northeast of Ruby Mountain.; Landers
    RSA0020279RSAPleuraphis rigidaDuncan S. Bell59522013-9-21 San BernardinoBLMCastle Mountains; south section of the range, just to the southeast of Hart Mine.; Hart Peak
    RSA0020880RSAPleuraphis rigidaJim Andre239722013-3-3 ImperialYuha Desert, along Highway 98 15.1 miles ESE of Ocotillo, and west of Calexico. Sandy area near Pinto Wash crossing.; Yuha Basin 7.5
    RSA0021527RSAPleuraphis rigidaJim Andre248092013-3-27 RiversideRice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62).; 7.5 Rice
    RSA0021839RSAPleuraphis rigidaDuncan S. Bell56342013-8-15 San BernardinoBLMBighorn Mountains; north of New Dixie Mine Road on the west side of Ruby Mountain about 0.25 air mile west of its summit.; Landers
    RSA0026126RSAPleuraphis rigidaJim Andre256522013-9-19 San BernardinoCastle Mountains: along Walking Box Ranch Rd., approx. 2 miles NE of Hart Mine area, at Jct of BLM road NN120.; 7.5 Hart Peak
    RSA0027562RSAPleuraphis rigidaApril Garbat962013-8-1 San BernardinoDale Mining District. Several miles S of Hwy 62, toward Virginia Dale Mine. In shallow broad wash all along road, before and after the pass. On BLM Rd 1934/Gold Crown Rd.
    RSA0027563RSAPleuraphis rigidaApril Garbat972013-8-1 RiversideBLMChuckwalla Valley. Intersection of Graham Pass Rd and Chuckwalla Valley Rd.
    RSA0027583RSAPleuraphis rigidaKristin Forgrave382013-8-13 San BernardinoBLMFrom Desert Center, take Hwy 177 north for 17 miles. Turn E on Palen Pass Rd/Coxcomb Monument Rd and travel 2.3 miles to site.
    RSA0027613RSAPleuraphis rigidaApril Garbat942013-7-31 San BernardinoCoyote Lake, near Copper Mtn and Twentynine Palms. From Yucca Valley, take Hwy 62 E for 10.8 miles. Turn left on Coyote Valley Rd, continue for 3.1 miles. Turn right on Reagan Rd and continue for 2 miles. BLM Rd 1716 and 1725.
    RSA0027626RSAPleuraphis rigidaDeidre Conocchioli1132013-10-23 ImperialBLMNorth of Yuha Desert. From El Centro: Take I-8 W for 13.3 miles. Exit at Dunaway Rd, turn right onto Dunaway road and continue for 0.7 miles to collection site on west side of road.
    RSA0030740RSAPleuraphis rigidaBonnie C. Templeton10091930-4-09 RiversideNorth of Palm Springs. Colorado Desert.
    RSA0031253RSAPleuraphis rigidaNaomi Fraga45812013-9-26 San BernardinoBLMBighorn Mountain Wilderness. Saddle at the head of the west fork of Ruby Canon.; Bighorn Canon
    RSA0031411RSAPleuraphis rigidaApril Garbat902013-7-10 San BernardinoBLMMidland-Vidal Rd near Vidal, S of the railroad tracks.
    RSA0031414RSAPleuraphis rigidaDeidre Conocchioli362013-8-29 San BernardinoBLMSouthern rim of Danby Lake (dry bed). From Parker, travel 43.5 miles on CA-HWY 6 West. Collection made on south side of highway.
    RSA0033787RSAPleuraphis rigidaNaomi Fraga46242013-10-9 San BernardinoBighorn Mountain Wilderness. South of BLM Road RC3208.; Bighorn Canon
    RSA0033795RSAPleuraphis rigidaNaomi Fraga46482013-11-6 San BernardinoBLMBighorn Mountain Wilderness. Just above head of east fork of Ruby Canon.; Bighorn Canon
    RSA0033983RSAPleuraphis rigidaNaomi Fraga45052013-9-12 San BernardinoSan Bernardino National ForestBighorn Mountain Wilderness. On slope SE of Blue Cut and west of the terminus of Mound Spring Road.; Onyx Peak
    RSA0039884RSAPleuraphis rigidaSarah J. De Groot71312014-5-21 San BernardinoBighorn Mountains: Bighorn Wilderness area, along road toward old mine, west of Vaughn Spring. Northwest of Pioneertown and Yucca Valley, north of Tip Top Mountain.
    RSA0039915RSAPleuraphis rigidaSarah J. De Groot70682014-4-16 San BernardinoBighorn Mountains: New Dixie Mine Road (BLM RC 2330) at eastern-most big wash, southeast of Ruby Mountain, west of Landers.
    RSA0039925RSAPleuraphis rigidaSarah J. De Groot71192014-5-14 San BernardinoBighorn Mountains: Along the south side of Hondo Wash, BLM road RC 1418 off the end of Tracy Blvd, west of Flamingo Heights. Northeast tip of Black Lava Butte.
    RSA0041455RSAPleuraphis rigidaDuncan S. Bell62782014-3-20 RiversideOrocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake.; Hayfield
    RSA0041869RSAPleuraphis rigidaJim Andre263392013-10-14 San BernardinoNPSCima Cinder Cones; Mojave Natl. Preserve; along Aiken Mine Rd, 4.2 mi. northeast of Aiken Mine.; Cow Cove 7.5'
    RSA0042425RSAPleuraphis rigidaSarah J. De Groot70142013-9-26 San BernardinoNortheast San Bernardino Mountains, Bighorn Mountain area: top of hill along Bighorn Mountain ridge, at summit '5641'.
    RSA0047012RSAPleuraphis rigidaSarah J. De Groot73502014-10-20 San BernardinoBLMSoutheast Vidal Valley; along powerline road west-southwest of Highway 95 just southwest of Vidal Wash, 0.6 mile west-southwest from Highway 95, 1.3 air miles south of Vidal, about 5 air miles west of the Colorado River.; Vidal 7 Northern bajada of the Riverside Mountains.
    RSA0047670RSAPleuraphis rigidaJim Andre262052013-3-20 San BernardinoBLMIn low sandy hills on east side of range, 0.7 mi. west of Needles Hwy, approx. 4 N. of I-40 at Needles.; Needles NW 7.5'
    RSA0050252RSAPleuraphis rigidaJ. M. Andre254372013-9-5 San BernardinoBLMalong CA/NV border (in CA), 1.3 W of Primm NV, growing at base of limestone hills; Ivanpah Lake 7.5'
    RSA0050467RSAPleuraphis rigidaSarah J. De Groot73222014-9-22 San BernardinoBLMNorth side of Highway 62 just northwest of Clark's Pass, south end of the Sheep Hole Mountains, northeast edge of the Pinto Mountains, southeast of Dale Lake.; Clark's Pass 7.5'
    RSA0050487RSAPleuraphis rigidaDuncan S. Bell62162014-3-7 San BernardinoNewberry Mountains; northeast section of mountain range; collecting within the Newberry Mountains Wilderness area; about 4 air miles north of Kane Springs.
    RSA0060518RSAPleuraphis rigidaSarah J. De Groot72622014-8-23 San BernardinoBLMAlong Excelsior Mine Road, north of road fork to Winters Pass, north of Kingston Wash, north end of Shadow Valley, northeast of Shadow Mountains, southeast of Kingston Range, west of Mesquite Mountains.; East of Kingston Peak 7.5'About 5.1 air miles southwest of Winters Pass.
    RSA0065643RSAPleuraphis rigidaCheryl Sevilla372015-3-18 RiversideBLMTransverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 2 air miles north-northwest from the Whitewater Preserve Ranger Station; on the hillside east of the Whitewater River drainage.
    RSA0067715RSAPleuraphis rigidaCheryl Sevilla482015-3-23 San BernardinoBLMMojave Desert; Newberry Mountains; Along Camp Rock Road 6.4 air miles south of I-40; 1.8 air miles south of Azucar Mine.
    RSA0067930RSAPleuraphis rigidaJ. M. Andre303062014-5-1 San BernardinoNPSCastle Peaks: Mojave Natl. Preserve; far western end of Castle Pks, 0.5 mi. east of Ivanpah Rd, 3.5 mi. north of Barnwell and just east of New York Mtns.; Ivanpah 7.5'
    RSA0068132RSAPleuraphis rigidaCheryl Sevilla692015-3-25 San BernardinoMojave Desert; Water Valley; north of Hinkley; east of Harper Dry Lake; off Hinkley road on BLM road 6285; 7.7 air miles north of Highway-58.
    RSA0072270RSAPleuraphis rigidaJon Rebman288332014-9-26 ImperialAlgodones Dunes area: east of Brawley; north of Hwy 78 at Glamis & west of the railroad & Ted Kipf Road; on the eastern edge of the dune field.
    RSA0082493RSAPleuraphis rigidaJim M. Andre315232015-3-29 San BernardinoIvanpah Valley; 0.3 mi. east of RR tracks along BLM Rd# NN113, about 8 mi. south of Primm, approx. 4 mi. north of Nipton, just in CA.; Desert 7.5'
    RSA0084224RSAPleuraphis rigidaJim Andre195242011-9-19 San BernardinoCima Dome: 0.5 NE of Cima Rd at summit, approx. 1 mi. N. of Kessler Spring.; Cima Dome 7.5'
    RSA0084229RSAPleuraphis rigidaJim Andre195912010-4-2 San BernardinoNPSJoshua Tree National Park; 1.5 mi. southeast of Clarks Pass (Hwy 62).; Clarks Pass 7.5'
    RSA0084769RSAPleuraphis rigidaJim Andre276102014-3-3 San BernardinoBLMNewberry Mountains: in upper Kane Wash drainage, south end of Newberry Mtns, along pipeline road 0.8 mi. east of Camp Rock Rd., northeast of Ord Mtn.; Ord Mountain 7.5' Quad.
    RSA0084794RSAPleuraphis rigidaJim Andre269562013-9-11 San BernardinoNPSMojave Natl. Preserve: along Essex Rd, 5.1 mi. north of jct with Interstate 4 West of Blind Hills 7.5'
    RSA10817RSAPleuraphis rigidaVictor Duran31991932-5-12 San DiegoHead of Box Canon, near Mason Valley
    RSA113531RSAPleuraphis rigidaE. K. Balls214441955-9-24 San BernardinoGrown in botanic garden; Claremont
    RSA114072RSAPleuraphis rigidaAnnetta Carter32351953-4-05 San Bernardino20 miles south of Needles
    RSA124065RSAPleuraphis rigidaE. K. Balls229251958-3-20 Imperial3.7 N of Ogilby on road to Blythe.
    RSA129650RSAPleuraphis rigidaH. S. Yates54311936-4-07 Riverside10 miles E of Whitewater; elv. 1000 ft; Thermal
    RSA129651RSAPleuraphis rigidaD. Axelrod3471935-5-13 San Bernardino3.5 miles ESE of Fifteenmile Point.; Deep Creek
    RSA129652RSAPleuraphis rigidaH. S. Yates64241937-3-23 Riverside5 miles NW of Edon
    RSA129653RSAPleuraphis rigidaH. S. Yates66501937-6-25 San Bernardino1/2 mile NW of Monarch Flat.; San Gorgonio
    RSA172331RSAPleuraphis rigidaR. F. Thorne324551963-4-12 San Bernardino9 miles NE of Yucca Valley, SW edge Mojave Desert.
    RSA20226RSAPleuraphis rigidaRoxana S. Ferris95001938-5-14 San Bernardino1.5 miles from Box S Ranch on road to Box S Springs
    RSA211985RSAPleuraphis rigidaE. C. Twisselmann156231969-6-04 San BernardinoWater Valley (NE of Harper Dry Lake)
    RSA24262RSAPleuraphis rigidaC. B. Wolf98381941-1-23 San Bernardino8.5 miles N of Essex on road to Cima
    RSA24688RSAPleuraphis rigidaC. B. Wolf101991941-5-01 San BernardinoS.E. end of Kelso Sand Dunes, 7 miles S. of Kelso on Amboy Rd.
    RSA247075RSAPleuraphis rigidaR. F. Thorne439421973-6-19 San BernardinoE Mojave Desert, Providence Mountains: Globe Canon, N end of mountains c. 7 miles NE of Kelso (by road); upper part of canyon below mine
    RSA248045RSAPleuraphis rigidaR. F. Thorne435921973-5-30 San Bernardino1 mile E of Joshua Tree
    RSA251992RSAPleuraphis rigidaR. F. Thorne437351973-5-31 San BernardinoE Mojave Desert, N. slope New York Mountians, 0.5 mile N of Vanderbilt
    RSA269504RSAPleuraphis rigidaB. A. Prigge7591973-4-28 San BernardinoClark Mt Range, 5 miles E of Mt Pass, 1.2 miles W of I-1 Nipton Rd, [map included with specimen]
    RSA271051RSAPleuraphis rigidaJames Henrickson125841973-8-29 San Bernardino63 (air) miles ENE of Baker, 3.6 (rd) miles E of Hwy 15 Nipton Road towards Nipton
    RSA272047RSAPleuraphis rigidaJames Henrickson162851977-10-22 San Bernardino4 miles E of Cima on road towards Canon N side of Mid Hills just W of New York Mountains.
    RSA27235RSAPleuraphis rigidaC. L. Hitchcock61381940-4-20 San BernardinoNE part of county in desert wash, 4 miles below Horse Springs
    RSA272371RSAPleuraphis rigidaJames Henrickson172921978-5-28 San BernardinoCa 5.5 miles W of Barstow, 0.5 mile N of Lenwood exit of Interstate 40
    RSA273302RSAPleuraphis rigidaJ. P. Smith68871973-6-10 RiversideJoshua Tree National Monument, Riverside County.
    RSA27478RSAPleuraphis rigidaI. L. Wiggins96121941-3-24 Imperial6 miles northeast of Niland on road to Beal Well.[Lat. 33 ° 16'39.5' Long 115Y 25' 45']
    RSA275262RSAPleuraphis rigidaB. A. Prigge23501977-10-29 San BernardinoMojave Desert, Granite Mountains: Willow Springs area.
    RSA275575RSAPleuraphis rigidaR. F. Thorne512381978-5-09 San BernardinoKelso Dunes: southern edge of Kelso Dunes near Bull Canon Wash from Granite Mountains
    RSA27805RSAPleuraphis rigidaC. L. Hitchcock59341940-4-03 Riverside1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument.
    RSA278661RSAPleuraphis rigidaB. A. Prigge25511978-4-21 San Bernardino2.9 miles NW of Lavic near railroad crossing
    RSA281051RSAPleuraphis rigidaS. F. Warrick961978-5-25 San BernardinoGranite Mountains, Eastern Mojave Desert. Upper Bull Canon.
    RSA288802RSAPleuraphis rigidaR. F. Thorne507361977-10-29 San BernardinoProvidence Mountains: Bonanza King Mine area.
    RSA289291RSAPleuraphis rigidaCharles Convis1141980-4-08 ImperialWestern Salton Basin, 27 km due WNW of Westmorland.
    RSA296027RSAPleuraphis rigidaB. G. Baldwin561980-4-26 San Bernardino11 miles N, 14.5 miles W of Kelso
    RSA296883RSAPleuraphis rigidaR. D. Stone501980-4-23 San BernardinoBajada above Kingston Wash, SE flank of range, 0.25 mile N of BM 2646
    RSA297397RSAPleuraphis rigidaLarry E. DeBuhr24261976-11-12 San BernardinoAlong I-15; about 1 mile east of Afton turnoff.
    RSA301617RSAPleuraphis rigidaGreg de Nevers751980-4-28 San BernardinoCrystal Spring
    RSA326158RSAPleuraphis rigidaJohn F. Emmel8341982-10-05 RiversideNortheast slope of Santa Rosa Mountains; near base of mts. Guadalupe Creek
    RSA336042RSAPleuraphis rigidaR. F. Thorne520211978-4-23 RiversideChino Canon
    RSA342565RSAPleuraphis rigidaR. F. Thorne540551980-4-16 RiversideSandy bench along Whitewater River, E of bridge and levee and below W-facing bluff.
    RSA349063RSAPleuraphis rigidaR. F. Thorne518101978-5-05 San BernardinoCushenbury Canon: lower end of canyon, north slope of San Bernardino Mountains.
    RSA349862RSAPleuraphis rigidaT. S. Elias92191985-3-15 San DiegoAnza-Borrego Desert State Park; Arroyo Hueso
    RSA38919RSAPleuraphis rigidaEdith A. Purer62991935-4-19 ImperialAlong old stage route
    RSA414075RSAPleuraphis rigidaRobert Gustafson25671982-5-19 RiversidePines to Palms Hwy (Hwy. 74), vicinity of Pinyon Flat campground.
    RSA414076RSAPleuraphis rigidaM. B. Dunkle49041937-3-25 San Diego20 miles W of Kane Spring
    RSA414077RSAPleuraphis rigidaM. B. Dunkle45741935-4-17 ImperialE of Beal Well
    RSA414079RSAPleuraphis rigidaChristopher Davidson78211979-4-29 RiversideWest of Indio, 3 miles E of Date Palm Dr.
    RSA414080RSAPleuraphis rigidaAnstruther Davidsons.n.1893-4-10 RiversidePalm Springs.
    RSA414081RSAPleuraphis rigidaJ. S. Stubblefields.n.1934-9-12 RiversideBetween Desert Center & Blythe.
    RSA414082RSAPleuraphis rigidaChristopher Davidson77851979-4-28 ImperialOff Interstate 8 on Sidewinder Rd, ca. 1.5 miles NW of Pilot Knob
    RSA414083RSAPleuraphis rigidaC. B. Wolf106671941-5-26 San BernardinoMojave Desert, Providence Mts., 3.8 miles W of Columbia Mine
    RSA414084RSAPleuraphis rigidaM. B. Dunkle3926b1934-3-30 San BernardinoRock Corral
    RSA414085RSAPleuraphis rigidaRobert M. Perkins4211937-4-13 San BernardinoRoad to Rice
    RSA414086RSAPleuraphis rigidaM. B. Dunkle34561933-5-07 San DiegoMesa east of Borrego Mt.
    RSA414087RSAPleuraphis rigidaEdith A. Purer73961938-4-15 San DiegoBorego Valley.
    RSA414088RSAPleuraphis rigidaPaul C. Silva26(4)1941-3-29 San DiegoFoot of Palm Canon, Borrego Valley, Colorado Desert.
    RSA456758RSAPleuraphis rigidaD. Charlton18471988-5-07 San BernardinoE Mojave Desert, on ranch road between Essex road and Black Canon Road at Colton Well. Providence Mountains; E of Mitchell Caverns.
    RSA4907RSAPleuraphis rigidaC. B. Wolf30231932-4-27 RiversideColorado desert, 3/4 mile west of Utopia on Mecca-Blythe road
    RSA491633RSAPleuraphis rigidaSteve Boyd17421988-4-08 San BernardinoWest side of Ord Mountain. North of Lucerne Valley. 15 miles south of I-40 on Camp Rock Road near Tyler Valley.
    RSA507492RSAPleuraphis rigidaJ. C. Aulenbrock331985-4-10 San BernardinoB.L.M. Wilderness Study Area #328, ca.35 miles E of Twentynine Palms, E of Clark's Pass at north end of Coxcomb Mountains.Near 115 ° 2 W, 34 ° 0 N
    RSA515196RSAPleuraphis rigidaSteve Boyd14641986-3-13 RiversideWest side Palen Mts.: NE of Desert Center.
    RSA518177RSAPleuraphis rigidaSteve Boyd51511990-10-03 San BernardinoProvidence Mountains., Road over Foshay Pass, W side of range, 11.2 mi E of Kelbaker Rd.
    RSA518328RSAPleuraphis rigidaH. Greens.n.1978-4-12 San BernardinoCadiz Valley, E Mojave Desert; Just N of Riverside County line, near jct. of Hwy 62 with Hwy 177
    RSA518526RSAPleuraphis rigidaH. Greens.n.1978-4-26 San BernardinoWard Valley; W of Needles.
    RSA525289RSAPleuraphis rigidaWalter Wisura44941991-4-28 San Bernardino27.3 mi E of 29 Palm along the Hwy 62.
    RSA526372RSAPleuraphis rigidaMarcus E. Joness.n.1926-2-15 RiversideNear Indio.
    RSA527866RSAPleuraphis rigidaB. Pitzer17461991-6-04 San DiegoDe Luz Canon: Along De Luz-Murrieta Road and De Luz Creek.
    RSA554037RSAPleuraphis rigidaB. Pitzer18181991-7-28 San DiegoDe Luz Canon: Along De Luz-Murrieta Road and De Luz Creek.
    RSA554231RSAPleuraphis rigidaJ. Wear91-741991-5-22 San BernardinoLanders (future landfill site), ca. 15 kilometers (air) N of Yucca Valley.; Yucca Valley North[two locations:] (Yucca Valley North USGS Quad: T2N R6E SE/4 sec.2 NE/4 sec.29/ Joshua Tree North USGS Quad: T2N R6 W/4 sec.21 & NW/4 sec. 28).
    RSA554343RSAPleuraphis rigidaB. Pitzer18431991-10-02 San DiegoDe Luz Canon: Along De Luz-Murrieta Road and De Luz Creek.
    RSA562055RSAPleuraphis rigidaSteve Boyds.n.1992-4-19 RiversideN end of the Granite Mtns on sandy bajada along powerline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
    RSA575737RSAPleuraphis rigidaS. J. Darbyshire46351994-9-17 RiversideChuckwalla Valley 30 mile E [of] Desert Center, Highway 10 rest area.
    RSA577756RSAPleuraphis rigidaF. M. Reed42861920-3-24 RiversideMorongo Pass near Whitewash station
    RSA600180RSAPleuraphis rigidaL. C. Wheeler76521959-12-29 ImperialBarren Mountains. Deyan Mine.
    RSA623839RSAPleuraphis rigidaArthur R. Kruckeberg46121940-5-25 San BernardinoEastern Mohave desert near Baker
    RSA626509RSAPleuraphis rigidaScott D. White69061998-7-21 San BernardinoMitsubishi Cement proposed quarry expansion directly west of existing Cushenbury Quarry and S of processing plant; Big Bear City
    RSA643571RSAPleuraphis rigidaScott D. White28401995-4-12 San BernardinoJust north of State Rt. 62, at intersection w. Ironage Rd.; Cadiz Valley
    RSA651756RSAPleuraphis rigidaN. J. Chattertons.n.1966-4-26 San BernardinoB.L.M. enclosure in Section 15 northeast of Colton Well.
    RSA651789RSAPleuraphis rigidaMarion P. Harthill16401973-3-01 San BernardinoZzyyx [Zzyzx]
    RSA663857RSAPleuraphis rigidaC. R. Annable22941995-3-16 RiversideCa. 13 NE of Desert center on Hwy 177.47 ° 47'N, 115 ° 1 W.
    RSA670356RSAPleuraphis rigidaBonnie C. Templeton10091930-4-09 RiversideNorth of Palm Springs. Colorado Desert.
    RSA675982RSAPleuraphis rigidaScott D. White83442001-4-17 RiversideSONORAN DESERT: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freewayexit accessing pump station.; Cottonwood Basin
    RSA676044RSAPleuraphis rigidaScott D. White83442001-4-17 RiversideSONORAN DESERT: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freewayexit accessing pump station.; Cottonwood Basin
    RSA676134RSAPleuraphis rigidaJ. M. Porters.n.2003-2-20 ImperialAlgodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness; Algodones Dunes
    RSA676320RSAPleuraphis rigidaJ. M. Porters.n.2003-3-17 ImperialAlgodones Dunes. Imperial Sand Dunes National Recreation Area.; Algodones DunesN32 ° 55'18.9 W 115 ° 5' 26.3'.
    RSA678074RSAPleuraphis rigidaSarah J. De Groot8102002-11-29 San DiegoAnza-Borrego Desert State Park.
    RSA678444RSAPleuraphis rigidaSteve Boyd10492-A2003-4-17 RiversideEast side of mouth of Chino Canon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
    RSA681930RSAPleuraphis rigidaLeRoy Gross11692003-10-21 San BernardinoMojave Desert; North Central Mojave Desert region. Cat Mountain; In the Cronise Mountains, just north of the Interstate 15 freeway, west of Baker.Exit at Basin Road.
    RSA682681RSAPleuraphis rigidaScott D. White91712003-5-3 ImperialSonoran Desert: Fish Creek Mountains. Unnamed canyon draining SW facing slope of the mtns; south of the operating US Gypsum quarries.; Borrego Mtn SE & Carrizo Mtn NE
    RSA690982RSAPleuraphis rigidaScott D. White9306-A2003-5-14 RiversideBLMBajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (='Superior') Gypsum Mine.; Inca
    RSA69361RSAPleuraphis rigidaVerne Grant159801951-4-07 RiversideColorado Desert, Morongo Valley road [Hwy 62] ca. 1 miles North of Highway 60
    RSA697726RSAPleuraphis rigidaJ. Russell Bruffs.n.2012-9-27 RiversidePalm Springs.
    RSA697727RSAPleuraphis rigidaWilma Grisets.n.1931-3-29 RiversideColorado Desert, Indio.
    RSA697728RSAPleuraphis rigidaJ. Russell Bruff1531928-4-01 San Bernardino29 Palms.
    RSA697729RSAPleuraphis rigidaJ. Russell Bruff911928-4-01 RiversideMesa above Whitewater.
    RSA700267RSAPleuraphis rigidaLeRoy Gross12262004-5-13 ImperialChocolate Moutains (Chocolate Moutain Aerial Gunnery Range). Near Surveyors Pass, surrounding desert off of Beal Road.; Lion Head Moutain
    RSA701292RSAPleuraphis rigidaSteve Boyd116072004-10-13 San BernardinoBLMIvanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15
    RSA702357RSAPleuraphis rigidaSteve Boyd106832004-3-30 San BernardinoBLMSouthern end of the Cady Mountains northwest of Ludlow (north of Interstate 40) about hill topped with communication towers.
    RSA704245RSAPleuraphis rigidaGary D. Wallace19941982-5-15 RiversidePalms to Pines Highway, 7 level hill.
    RSA704367RSAPleuraphis rigidaSarah J. De Groot11552003-3-1 San BernardinoBLMColorado Desert: Northeastern Colorado Desert Region: Whipple Mountains: Dune OHV area near Echo Lodge, along Parker Dam road.
    RSA704368RSAPleuraphis rigidaSarah J. De Groot15022003-3-18 San BernardinoBLMWHIPPLE MOUNTAINS: Along old Needles-Parker road between highway 62 and Colorado River aqueduct.
    RSA704369RSAPleuraphis rigidaSarah J. De Groot11282003-3-1 San BernardinoBLMWhipple Mountains: Across Parker Dam Road from Bass Point.
    RSA704370RSAPleuraphis rigidaSarah J. De Groot17972003-3-19 San BernardinoBLMWhipple Mountains: Wash near intersection of Highway 95 and East Mojave Heritage Trail, west of Pyramid Butte.
    RSA704510RSAPleuraphis rigidaSarah J. De Groot18692003-3-19 San BernardinoBLMWhipple Mountains: West side, along East Mojave Heritage Trail, east of Pyramid Butte.
    RSA704624RSAPleuraphis rigidaSarah J. De Groot24582003-4-20 San BernardinoBLMWHIPPLE MOUNTAINS: Old road heading west from Copper Basin, off Bowman's wash road.
    RSA705416RSAPleuraphis rigidaJ. Barth1542005-1-29 San DiegoAnza-Borrego Desert State Park. On mesa above west bank of San Felipe Wash in southeast part of square.
    RSA705857RSAPleuraphis rigidaLeRoy Gross16542005-3-17 San BernardinoMojave Desert; Southcentral Mojave Desert region: Marble Mountains; Just east of Kelbaker Road, short distance south from Highway 40.
    RSA706260RSAPleuraphis rigidaLeRoy Gross18592005-4-12 San BernardinoMojave Desert; Southcentral Mojave Desert region: Marble Mountains; north of gas line road (mile 69), south of Highway 40, east of Kelbaker Road.; Browns ButteGeneral collecting from low hills north up near rocky cliff, then west northeast into a canyon bottom that I followed into the mountains a short distance.
    RSA706372RSAPleuraphis rigidaSarah J. De Groot26912003-5-3 San BernardinoWHIPPLE MOUNTAINS: S/SE side along aqueduct road, SW of Bowman's wash.
    RSA706479RSAPleuraphis rigidaSarah J. De Groot34102003-10-26 San BernardinoWHIPPLE MOUNTAINS: West of Copper Basin, bluff at end of road into BLM Wilderness area from Bowman's Wash, upper Whipple Wash.
    RSA707019RSAPleuraphis rigidaSarah J. De Groot32122003-9-28 San BernardinoWHIPPLE MOUNTAINS: Near west end of Copper Basin, upper Bowman's wash. Along old road into BLM Wilderness area.
    RSA707046RSAPleuraphis rigidaSarah J. De Groot36842004-3-16 San BernardinoWHIPPLE MOUNTAINS: BLM Wilderness, south of highest peak along wash north of road into south side of range, north of aqueduct.
    RSA707364RSAPleuraphis rigidaSarah J. De Groot40302004-3-30 San BernardinoBLMWHIPPLE MOUNTAINS: Road along north side of range, past War Eagle mine; between powerline and mine.
    RSA707372RSAPleuraphis rigidaSarah J. De Groot29842003-5-21 San BernardinoBLMWHIPPLE MOUNTAINS: West side of range, along old Needles-Parker road. Dark volcanic bluff east of road and coarse sandy wash.
    RSA707640RSAPleuraphis rigidaSarah J. De Groot41032004-4-11 San BernardinoWHIPPLE MOUNTAINS: West of Copper Basin, off road into BLM Wilderness area from upper Bowman's Wash. Tributary of Whipple Wash, just downstream from 'window,' at intersection of 2 washes.
    RSA707675RSAPleuraphis rigidaSarah J. De Groot41952004-4-26 San BernardinoWHIPPLE MOUNTAINS: BLM Wilderness area, along summit ridge between D&W mine and highest peak.
    RSA709273RSAPleuraphis rigidaSarah J. De Groot29662003-5-21 San BernardinoBLMWHIPPLE MOUNTAINS: North side of range, along road past War Eagle mine.
    RSA710505RSAPleuraphis rigidaJ. Barth2052005-2-1 San DiegoAnza-Borrego Desert State Park near southern base of Santa Rosa Mts; 0.1 mile northwest of where Palo Verde Wash Rd. meets Hwy 22.
    RSA711751RSAPleuraphis rigidaSarah J. De Groot33172003-10-10 San BernardinoBLMWhipple Mountains: Chute below summit of Cupcake Butte, north of Whipple Wash.
    RSA712199RSAPleuraphis rigidaSarah J. De Groot45212004-10-16 San BernardinoBLMWHIPPLE MOUNTAINS: North fork of Whipple Wash, a few miles E of summit.
    RSA712384RSAPleuraphis rigidaSarah J. De Groot44662004-10-16 San BernardinoBLMWHIPPLE MOUNTAINS: Ridge S of middle fork of Whipple Wash, NE of large dark bluff.
    RSA713199RSAPleuraphis rigidaSarah J. De Groot32592003-10-9 San BernardinoWHIPPLE MOUNTAINS: Wash beside Atchison, Topeka, and Santa Fe Railroad tracks, just E of Vidal and Highway 95.
    RSA713472RSAPleuraphis rigidaSarah J. De Groot37992004-3-18 San BernardinoBLMWHIPPLE MOUNTAINS: Summit of Cupcake Butte, NW of Whipple Wash.
    RSA713637RSAPleuraphis rigidaSarah J. De Groot32222003-9-28 San BernardinoBLMWHIPPLE MOUNTAINS: Along Highway 95 between Vidal Junction and Vidal.
    RSA714363RSAPleuraphis rigidaSarah J. De Groot47512005-2-28 San BernardinoBLMWard Valley. Stabilized sand dune area a few miles west of Rice, along MWD dirt road heading S from Hwy 62.
    RSA714845RSAPleuraphis rigidaSarah J. De Groot44442004-10-5 San BernardinoBLMWHIPPLE MOUNTAINS: SE of Savahia Peak, near Dollar Bill Mine.
    RSA714956RSAPleuraphis rigidaSarah J. De Groot46262005-2-10 RiversideBLMAlong Palen Pass Road, near Packard Well, S end of Granite Mountains.
    RSA718770RSAPleuraphis rigidaMichael Honer19312004-4-4 RiversideMetropolitan Water District of Southern CaliforniaSW base of Cottonwood Mtns., near MWD aqueduct, appx. .75 N of I-10. E edge of Pinkham Wash.
    RSA719221RSAPleuraphis rigidaSarah J. De Groot29162003-5-20 San BernardinoBLMWHIPPLE MOUNTAINS: Hills between War Eagle Mine and summit ridge. Near
    RSA719801RSAPleuraphis rigidaSarah J. De Groot28822003-5-19 San BernardinoBLMWhipple Mountains: Copper Basin Dunes OHV area near Echo Lodge, along Parker Dam road.
    RSA720732RSAPleuraphis rigidaJ. M. Porter124872001-4-20 San BernardinoBLMWhipple Mountains: Just W of Colorado River, Copper Basin Dunes OHV area.
    RSA725148RSAPleuraphis rigidaSteve Boyd117942007-10-29 San BernardinoBLMBrown Buttes area at northwestern end of Marble Mountains, on road to microwave towers east of Kelbaker Road, just south of Interstate 40
    RSA734386RSAPleuraphis rigidaD. M. McFs.n.1954-5-26 San BernardinoNorth end of Lucerne Valley; Mojave Desert.
    RSA735496RSAPleuraphis rigidaLeRoy Gross31442008-4-1 San BernardinoBLMNorthwest end of the Sheep Hole Mountains; Along east side of Amboy Road, around Sheep Hole Pass. Parked at a tramission tower just off the road.General collecting along bajada to west side of mountains, up ridge to 34.23 N, 115.70 W. Then down south side of this ridge to dry canyon bottom at 34.23458N, 115.70953W. Then follow this canyon bottom back out of the mountains. This collection nearer to
    RSA736273RSAPleuraphis rigidaJim Andre87621980-9-17 San BernardinoClark Mountain Range: along Yates Well Rd, pprox 1.5 W of Colosseum Mine Rd, N. side of Clark Mtn.
    RSA745373RSAPleuraphis rigidaDuncan S. Bell3642009-6-12 San BernardinoClark Mountains: in the vicinity of the Umberci Mine area.
    RSA747835RSAPleuraphis rigidaScott D. White125982009-4-28 RiversideSan Bernardino National ForestCity of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr.; Seven Palms Valley
    RSA750515RSAPleuraphis rigidaLeRoy Gross37532009-4-6 San BernardinoBLMSouthwest section of the Cady Mounatins: Areas North and east of Black Butte Mine, northwest of the Sleeping beauty section. Southeast of the transmission line road.; Sleeping Beauty 7.5 Quad.Started near 34.81 N 116.34 W traveled SE to small saddle that had little amount of sand blowed on the slope to the east of this, near 34.80312N 116.33066W. Then west to Black Butte Mine, and follow a drainage NNE from the mine site.
    RSA756194RSAPleuraphis rigidaMichael Honer24942007-4-5 San BernardinoBLMBajada SW of Cady Mountains: Appx 1.2 N of Hwy 40; 2.6 W of Hector Rd. Near old talc mine.
    RSA756427RSAPleuraphis rigidaMichael Honer31312008-5-28 San BernardinoBLMAlong winding 4WD road traversing broad bajada N of Hondo Wash. Appx. 3.6 W of Highway 247 in Flamingo Heights / Landers area, 1 NW of Black Lava Butte.
    RSA757439RSAPleuraphis rigidaMichael Honer30152008-4-12 San BernardinoBLMHondo Wash: 2.2 W of intersection of Hondo St. and Highway 247 in Flamingo Heights - Landers area.
    RSA757727RSAPleuraphis rigidaLeRoy Gross43562010-4-12 RiversideWhitewater Canon Bioblitz: From camp near 34.02 N, 116.68 W, east of the Paw, near the mouth of Canon.; Catclaw Flat 7.5 Quad.Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Canon.
    RSA757875RSAPleuraphis rigidaMichael Honer32032008-9-5 San BernardinoBLMIvanpah Valley: along pipeline service road about 0.5 mi. E of Interstate 15; 2.6 N of Nipton Road.
    RSA758404RSAPleuraphis rigidaMichael Honer28652008-3-19 San BernardinoBLMDark volcanic hills along SW arm of Cady Mountains. Appx. 4.7 N of Interstate 40, 3 W of Hector Rd.
    RSA760039RSAPleuraphis rigidaGregory Pongetti417682005-4-3 San BernardinoBLM land, north 4 miles on Sunfair Road from Highway 62, 3.5 miles east of Sunfair Road on nameless dirt road running parallel to hills, telephone pole, and tamarixk tree at intersection of Sunfair and dirt road.
    RSA761076RSAPleuraphis rigidaThomas Stoughton1232010-4-7 ImperialBLMSW of Plaster City. N of Hwy 8. EC 350. Main wash approx. 1/2 mile W of Dunaway Rd.; Plaster City
    RSA761079RSAPleuraphis rigidaThomas Stoughton1592010-4-22 RiversideBLMChuckwalla Valley. N of I-1 Wiley Well Rd exit on 4x4 rd towards McCoy Peak.; Hopkins Well
    RSA765983RSAPleuraphis rigidaJim Andre137382010-4-23 San BernardinoGranite Mountains; Mojave National Preserve; along powerline road approx 6 mi. southwest of Kelso Dunes at Budweiser Wash.; 7.5 Budweiser Wash
    RSA767073RSAPleuraphis rigidaJim Andre125362010-3-1 San DiegoBorrego Desert; along Hwy S-2 6.5 N. of Ocotillo in wash on west side of road.; Sweeney Pass
    RSA767221RSAPleuraphis rigidaTasha La Doux4912010-3-11 San BernardinoTurtle Mts.; along Turtle Mtn. Road heading toward Homer (also called Colton) Wash, northwest end range, west of Mohawk Spring; West of Mohawk Spring 7.5
    RSA768017RSAPleuraphis rigidaJim Andre132522010-3-26 San BernardinoPiute Range; Mojave National Preserve; along Old Gov't Road (Mojave Road) approx. 9 mi. west of U.S. Hwy 95, on eastern flanks of range.; 7.5 Homer MountainNAD 83
    RSA772267RSAPleuraphis rigidaSarah J. De Groot63392010-4-24 San BernardinoBLMWhipple Mountains: Along drainage below cove, NE of highest peak along summit ridge.
    RSA774027RSAPleuraphis rigidaLaney Widener112011-5-19 San BernardinoBLMBristol Mountains located to the North side of NN0013 at the top of the first hills; East of Broadwell Lake 7.5' USGS
    RSA774028RSAPleuraphis rigidaLaney Widener92011-5-10 San BernardinoBLMSheephole Pass off of Amboy Road- South of Amboy CA and on the west side of Sheephole Mountains; Bristol Lake SW 7.5' USGS
    RSA774661RSAPleuraphis rigidaDuncan S. Bell25032011-5-20 San BernardinoBLMFlat Top; north of Pioneertown and east of Rimrock.
    RSA774947RSAPleuraphis rigidaDuncan S. Bell24372011-5-14 San BernardinoThe Silurian Hills; predominant peak/ridgeline northeast of Owl Canon.
    RSA774963RSAPleuraphis rigidaDuncan S. Bell22772011-4-20 San BernardinoBristol Mountains; western section of this mountain range; approximately 6 air miles northeast of Ludlow, south side of Powerline Road.
    RSA774968RSAPleuraphis rigidaDuncan S. Bell22892011-4-21 San BernardinoAlong Kane Wash between the Newberry Mountains and the Rodman Mountains; in the vicinity of Kane Springs.
    RSA775120RSAPleuraphis rigidaOrlando Mistretta50262010-4-13 RiversideWhitewater Canon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm).Between N34.004 W116.67238 N33.99629 and W116.66015
    RSA775432RSAPleuraphis rigidaDuncan S. Bell22142011-4-8 San BernardinoIron Mountains; south section of the mountain range, entering from the southwestern side, approximately 4.5 air miles northwest of Granite Pass.
    RSA775667RSAPleuraphis rigidaThomas Stoughton8032011-3-23 RiversideBLMChuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.'; Desert Center Quad.
    RSA775671RSAPleuraphis rigidaJim Andre147442010-5-19 San BernardinoIvanpah Mountains; Mojave National Preserve; south end of Ivanpah Valley approx. 3 mi. south of Nipton Road and 5 mi. SW of Nipton.; Nipton
    RSA775945RSAPleuraphis rigidaThomas Stoughton9552011-3-31 RiversideBLMDune system along Midland Rice Road, South of Arica Mountains.; Styx
    RSA776203RSAPleuraphis rigidaAmber Swanson3202011-4-1 San BernardinoBLMSand dunes near Cronese Dry Lake.
    RSA776383RSAPleuraphis rigidaAmber Swanson3722011-4-8 RiversideBLMGranite Mtns area E of Hwy 177 near jct 62.
    RSA776874RSAPleuraphis rigidaThomas Stoughton11622011-5-4 San BernardinoBLMTransition between San Bernardino Mountains and Little San Bernardino Mountains, Big Horn Sheep Wilderness, New Dixie Mine Road, just west of Hwy 247; Landers 7.5' USGS
    RSA776908RSAPleuraphis rigidaThomas Stoughton9602011-4-5 RiversideBLMBlythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing; Arica Mountains 7.5' USGS
    RSA777466RSAPleuraphis rigidaJim Andre149102010-9-18 San BernardinoIvanpah Valley; Mojave National Preserve; along transmission line road 1.7 miles NE of RR tracks, approx. 2 miles ESE of NIpton, in southeastern Ivanpah Valley; Crescent Peak 7.5
    RSA777862RSAPleuraphis rigidaAmber Swanson4042011-4-9 San BernardinoBLM1.2 air mi N of Jct of Hwy 62 and Aqueduct Rd
    RSA778415RSAPleuraphis rigidaStephanie Rockwood522011-10-4 RiversideBLMRed Cloud Wash Road exit from I10. Fellow Red Cloud Road approximately 6.4 miles. Near campground with car remnants. Chuckwalla Bench ACEC.; Red Cloud Canon
    RSA778422RSAPleuraphis rigidaStephanie Rockwood942011-10-12 RiversideBLMRice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway.; Rice
    RSA778493RSAPleuraphis rigidaDuncan S. Bell602009-3-8 RiversideArica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice.
    RSA778524RSAPleuraphis rigidaAmber Swanson6342011-10-8 RiversideBLMJct of Blythe Rice Rd and Hwy 62.
    RSA778669RSAPleuraphis rigidaStephanie Rockwood782011-10-11 San BernardinoBLMHighway 62 Ironage Road Pulloff. Around Dale Lake Sand Dunes Area, Sheep Hole Mountains Wilderness.; New Dale
    RSA779482RSAPleuraphis rigidaSarah J. De Groot67182011-5-6 San BernardinoBLMSHEEP HOLE MOUNTAINS, SW Mojave Desert: East side of saddle east of Sheep Hole Pass, ridge along wash running ~N40 E, south of saddle. NE side of main ridge of the mountains
    RSA779620RSAPleuraphis rigidaDuncan S. Bell6582010-4-1 RiversideArica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice.; Rice
    RSA779690RSAPleuraphis rigidaDuncan S. Bell7012010-4-2 RiversideArica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness.; Arica Mountains QuadrangleCollecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it.
    RSA779810RSAPleuraphis rigidaDuncan S. Bell992009-3-9 RiversideArica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice.
    RSA779843RSAPleuraphis rigidaJim Andre157472010-5-30 San BernardinoMid Hills; Above Chicken Water Spring, approx. 4 miles south of Cima Road, 4 miles west of Cedar Canon Road; Columbia Mountain 7.5
    RSA780227RSAPleuraphis rigidaStephanie Rockwood1042011-10-12 RiversideBLMEast side of the West Riverside Mountains. Highway 62 NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley.; Grommet
    RSA780232RSAPleuraphis rigidaStephanie Rockwood1112011-10-12 RiversideBLMRice Valley Dunes, Rice Valley Wilderness. Highway 62 toRice Valley Dunes Road to Midland Vidal Road (Power Line Access Road). South/South east side of dunes.; Needles NW
    RSA780237RSAPleuraphis rigidaStephanie Rockwood942011-10-12 RiversideBLMRice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway.; Rice
    RSA780575RSAPleuraphis rigidaStephanie Rockwood1682011-10-25 San BernardinoBLMHondo Street. Off highway 247. Follow road about 1.5 miles to sandy wash.; Yucca Valley North
    RSA781986RSAPleuraphis rigidaStephanie Rockwood1522011-10-20 San BernardinoBLMHighway 40, Mountain Springs exit, roadside, about 5 miles from Goff.; Fenner Spring
    RSA782134RSAPleuraphis rigidaStephanie Rockwood1292011-10-18 RiversideBLMFord Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley.; Hopkins Well
    RSA782136RSAPleuraphis rigidaStephanie Rockwood1422011-10-19 San BernardinoBLMJust before Chemehuevi wash on East Mojave Heritage Trail Road off Highway 95. Chemehuevi Valley parallel with Step Ladder Wilderness.; Snaggletooth
    RSA782138RSAPleuraphis rigidaStephanie Rockwood1382011-10-19 San BernardinoBLMVidal Wash. Highway 95 NS859 at railroad junction in Vidal.; Vidal
    RSA784388RSAPleuraphis rigidaJim Andre158792011-2-21 San DiegoBorrego Desert; along Hwy. S-22, 15.3 miles E of Borrego Springs at base of Smoke Tree Canon.; Fonts Point 7.5
    RSA784418RSAPleuraphis rigidaJim Andre131922010-4-30 San BernardinoProvidence Mtns: Mojave National Preserve. East side of range at end of dirt road to Warm Spring, approx 3 mi S of Foshay Pass.; West of Blind Hills 7.5
    RSA784643RSAPleuraphis rigidaJim Andre194222011-11-16 San BernardinoColorado River Valley: along Needles Hwy east of Dead Mtns, 6.3 mi north of I-40 Needles.; Needles 7.5
    RSA785696RSAPleuraphis rigidaDoris Bowers1719G1971-5-31 San BernardinoWild Horse Canon, Providence Mts.
    RSA787592RSAPleuraphis rigidaThomas Stoughton1662010-4-22 RiversideBLMMcCoy Wash. N of I-10. Rd going N from Black Rock Rd. S side of private land boundary.; McCoy Peak
    RSA788425RSAPleuraphis rigidaJim Andre155432010-6-2 San BernardinoNew York Mountains; Mojave National Preserve; along dirt road to Mail Spring, 0.2 mile SW of spring area; Ivanpah 7.5
    RSA789594RSAPleuraphis rigidaR. F. Thorne486981976-10-30 San BernardinoGranite Mountains, eastern Mojave Desert: Southern margin of Kelso Dunes, low sand dunes south of main, high dunes
    RSA790033RSAPleuraphis rigidaDavid Fraker222012-3-22 San BernardinoBLMPalen Mtns. - Travel north on Highway 177 to Coxcomb Mountain Rd. Head east on Coxcomb Mountain Rd. approx. 8 mi.
    RSA792254RSAPleuraphis rigidaD. M. McF161954-5-26 San BernardinoNorth end of Lucerne Valley; Mojave Desert.
    RSA793067RSAPleuraphis rigidaNaomi Fraga39162011-11-3 San BernardinoBLMSouth facing slopes on the north side of Black Lava Butte. South of Hondo Road.; Yucca valley North
    RSA793955RSAPleuraphis rigidaNaomi Fraga41362012-9-13 San BernardinoBLMAt the mouth of Rattlesnake Canon. Bighorn Mountain Wilderness.; Rattlesnake Canon 7.5' quad
    RSA795022RSAPleuraphis rigidaSandra M. Namoff362011-3-27 San BernardinoBLMBureau of Land Management, White Water Canon, west side of Canon Rd. Drive, near Painted Hill.
    RSA795232RSAPleuraphis rigidaJustin M. Wood27712010-10-1 RiversideSonoran Desert: Chuckwalla Valley northwest of Victory Pass on east side of Kaiser Road +/-1 mile north of Desert Center Landfill at proposed Eagle Mountain Solar Site.
    RSA796019RSAPleuraphis rigidaDuncan S. Bell2332009-4-18 RiversideArica Mountains; northeast of range, approximately 1 air mile south of the ghost town of Rice.; Rice
    RSA796493RSAPleuraphis rigidaJim Andre235912012-8-23 San BernardinoMojave National Preserve: Cima Dome. Along Cima Rd approx. 4 N of Cima Dome summit.; 7.5 Cima
    RSA796506RSAPleuraphis rigidaJim Andre213652012-3-19 RiversidePalen Valley; along Palen Pass Road (dirt), 1.2 miles east of Highway 177.; Palen Mountains 7.5
    RSA796895RSAPleuraphis rigidaJim Andre234722012-8-30 San BernardinoPiute Range; Mojave National Preserve; far south end of Piute Range, 0.8 miles west of powerline (Walter Road), approximately 5 miles south of Government Road, 8 miles north of Highway 66, 7 miles west of Highway 95.; Homer Mountain 7.5
    RSA797774RSAPleuraphis rigidaJim Andre231312012-9-18 San BernardinoKingston Range: along Excelsior Mine Rd, approx. 18 N of Interstate 15, at SE end of range.; 7.5 East of Kingston Peak
    RSA798127RSAPleuraphis rigidaJim Andre223402011-8-18 San BernardinoMojave National Preserve; along dirt road/transmission line 1.0 miles west of Ivanpah Road, 3.4 miles south of Morningstar Road, approximately 10 miles south of I-15, just north of New York Mountains.; Joshua 7.5
    RSA798644RSAPleuraphis rigidaMargaret R. Mulligan25102008-4-25 ImperialFreeman Properties (Truckhaven): West of the Salton Sea, northwest of Salton City, section 14 (SL14), in Coral Wash ca. 2 miles southwest of Highway 86.
    RSA799286RSAPleuraphis rigidaThomas Stoughton6612010-9-29 San BernardinoBLMBighorn Mountain Wilderness. New Dixie Mine Road near Ruby Mountain off highway 247; Landers
    RSA800643RSAPleuraphis rigidaJim Andre229172012-9-5 San BernardinoMid Hills. Along Cedar Canon Rd, 1.7 NE of Jct with Cima Rd.; 7.5 Mid Hills
    RSA801022RSAPleuraphis rigidaJim Andre223742012-8-8 San BernardinoGranite Mountains: UC Granite Mtns Desert Research Center, lower Granite Cove, just east of staff residence.; 7.5 Bighorn Basin
    RSA802155RSAPleuraphis rigidaDuncan S. Bell46482013-3-24 ImperialBLMThe Jacumba Mountains; in canyon draining to the north of Myer Valley; approximately 3.25 air miles northeast of Mountain Spring or 5 air miles southwest of the town of Ocotillo.; In-Ko-Pah Gorge
    RSA8421RSAPleuraphis rigidaRoxana S. Ferris82021932-4-29 San BernardinoBase of North Butte, Mopas Mountains
    RSA91977RSAPleuraphis rigidaF. W. Peirson545441924-5-14 San BernardinoBox S Springs in Cushenberry [Cushenbury] Springs Region, north base of San Bernardino Mountains.
    RSA91979RSAPleuraphis rigidaF. W. Peirson23691921-3-22 RiversideMurray Canon, near Palm Springs
    RSA91980RSAPleuraphis rigidaF. W. Peirson97751932-3-21 ImperialSand Hills near their east edge, west of Yuma
    SBBG100518SBBGPleuraphis rigidaW. L. Halvorson77-1081977-3-11 San Bernardinosouth of Dale Lake, along St Hwy 62, E of Twentynine Palms
    SBBG119123SBBGPleuraphis rigidaSteve Boyd w/ T. Morgan114462004-6-1 San Bernardinolarge cyn S of Pachalka Spring, W flank of the Clark Mtns
    SBBG119845SBBGPleuraphis rigidaCarol Bornstein1991-12-11 San Diegomouth of Coyote Cyn, ca. 0.25 mi E of Desert Gardens, Anza Borrego State Park
    SBBG141352SBBGPleuraphis rigidaR. C. Benkendorf7622017-6-10 San Bernardino[ca. 1.4 NNE of Tip Top Mtn; San Bernardino Mtns]
    SBBG14312SBBGPleuraphis rigidaH. and M. Dearing1936-12-25 RiversideThousand Palms
    SBBG14817SBBGPleuraphis rigidaE. R. Blakley54811962-11-25 Riverside5 W of Blythe on US Hwy 60 and 70
    SBBG212680SBBGPleuraphis rigidaJim M. Andre371772017-3-4 RiversideAlong west side of US hwy 95, 21.4 mi. south of Vidal junction, just north of Big Maria mountains.
    SBBG214120SBBGPleuraphis rigidaJim M. Andre380702017-3-10 RiversideCoxcomb Mountains. North of Hwy 177 at JTNP boundary, 10.1 NE of Desert Center (i-10).; East of Victory Pass
    SBBG29418SBBGPleuraphis rigidaDonald Myrick18071968-3-04 RiversidePalms to Pines Hwy out of Palm Desert
    SBBG35124SBBGPleuraphis rigidaT. L. Secrest1948-4-07 Riversideca. 7 mi below Whitewater
    SBBG38597SBBGPleuraphis rigidaErnest C. Twisselmann156231969-6-04 San BernardinoWater Valley, NE of Harper Dry Lake
    SBBG47083SBBGPleuraphis rigidaKatherine K. Muller30911972-5-03 San Bernardino1 W of Cima
    SBBG57095SBBGPleuraphis rigidaM. N. Ackley11926-2-1 Riversidenear Edom
    SBBG57096SBBGPleuraphis rigidaRalph Hoffmann1930-4-26 San BernardinoGarlic Spring
    SBBG57097SBBGPleuraphis rigidaC. F. Smith65211961-9-26 San DiegoLittle Blair Valley
    SBBG57098SBBGPleuraphis rigidaRalph Hoffmann1929-9-12 San DiegoSan Felipe Valley
    SBBG584SBBGPleuraphis rigidaReid Moran65171958-3-05 ImperialPinto Wash
    SBBG585SBBGPleuraphis rigidaH. and M. Dearing48681942-4-06 Riverside10 W of Blythe
    UC1036114UCJEPSPleuraphis rigidaAnnetta Carter, Francia Chisaki32351953-4-05 San Bernardino20 mi s Needles
    UC1037346UCJEPSPleuraphis rigidaE. Goithwaite1934-11-01 San BernardinoMohave Desert
    UC1105290UCJEPSPleuraphis rigidaReino Alava19601958-4-05 San Bernardinobetween Highways 95 and 66 about three mi s Needles; s of Needles
    UC1146065UCJEPSPleuraphis rigidaC. L. Hitchcock, C. V. Muhlick231601964-3-19 Imperialon road to Fish Creek 3 mi s Ocotillo Well; s of Ocotillo Well on road to Fish Creek
    UC120609UCJEPSPleuraphis rigidaunknown1896-3-25 San DiegoBorregos Springs; Col. Desert, < Colorado Desert > Borregos Springs
    UC120613UCJEPSPleuraphis rigidaT. S. Brandegee891894-4-27 San DiegoSan Felipe; Colorado Desert, San Felipe
    UC132228UCJEPSPleuraphis rigidaH. M. Hall, H. P. Chandler68441906-5-04 San Bernardino12 W of Barstow (Blacks Ranch)
    UC1434006UCJEPSPleuraphis rigidaJ. L. Strother12601976-10-21 San Bernardino0.3 mi s Route 247 (Barstow to Lucerne Valley) on unpaved road to Stoddard Well (ca 5 mi w of Barstow)
    UC144149UCJEPSPleuraphis rigidaH. M. Hall, H. P. Chandler68441906-5-04 San Bernardino12 mi w Barstow (Black's Ranch); Mohave Desert
    UC153188UCJEPSPleuraphis rigidaT. S. Brandegee1905-4-01 San DiegoColorado Desert
    UC178276UCJEPSPleuraphis rigidaKatharine Brandegee1915-6-01 San BernardinoKelso; Mojave Desert, Kelso
    UC1861750UCJEPSPleuraphis rigidaG. D. Wallace19941982-5-15 RiversidePalms to Pines Highway, 7 level hill.
    UC1930116UCJEPSPleuraphis rigidaJ Mark Porter2003-2-20 ImperialAlgodones Dunes. Imperial Sand Dunes National Recreation Area, Algodones Wilderness.
    UC1930200UCJEPSPleuraphis rigidaSteve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky10492A2003-4-17 RiversidePeninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station.
    UC1979838UCJEPSPleuraphis rigidaThomas Stoughton, Christi Gabriel, Stephanie Rockwood9552011-3-31 RiversideMojave Desert; East Mojave Desert region: Dune system along Midland Rice Road, South Arica Mountains.
    UC1979847UCJEPSPleuraphis rigidaThomas Stoughton, Christi Gabriel, Stephanie Rockwood9602011-4-5 RiversideMojave Desert; East Mojave Desert region: Blythe-Rice Road, East / Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing.
    UC1979868UCJEPSPleuraphis rigidaThomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy8032011-3-23 RiversideColorado Desert; Chocolate-Chuckwalla Mountains region: Chuckwalla Mountas, North side, Alligator ACEC off I-10, south of Desert Center, in hills above Granite Mine.
    UC1982103UCJEPSPleuraphis rigidaS. J. De Groot, Mary Motheral63392010-4-24 San BernardinoWhipple Mountains: Along drainage below cove, NE of highest peak along summit ridge.
    UC218137UCJEPSPleuraphis rigidaP. A. Munz, R. D. Harwood35841920-4-02 RiversideBlythe Junc.
    UC34088UCJEPSPleuraphis rigidaH. M. Hall28471902-4-12 San DiegoCoyote Canon; western borders of the Colorado Desert, Coyote Canon
    UC366028UCJEPSPleuraphis rigidaJ. G. Lemmon, wife4111941-6-29 AlamedaOakland
    UC373354UCJEPSPleuraphis rigidaMarcus E. Jones37951884-5-03 San BernardinoThe Needles
    UC38597UCJEPSPleuraphis rigidaH. M. Hall21181901-6-01 Riversideeastern base San Jacinto Mountains (along the borders of the Colorado Desert); borders of the Colorado Desert, San Jacinto Mountains
    UC38598UCJEPSPleuraphis rigidaS. B. Parish41451896-4-04 Riversidedesert base of San Jacinto Mt. Palm Springs (Agua Caliente) ((Agua Caliente)); , Palm Springs
    UC406744UCJEPSPleuraphis rigidaMarcus E. Jones247551929-9-16 Riversidee Desert Center; East of Desert Center
    UC496084UCJEPSPleuraphis rigidaRoxana S. Ferris, Rimo Bacigalupi82021932-4-29 San Bernardinobase North Butte; Mopas Mountains, base of North Butte
    UC507792UCJEPSPleuraphis rigidaOrcutt Collection1461917-4-01 San DiegoMountain Springs Grade
    UC51619UCJEPSPleuraphis rigidaJos. Burtt Davy80371902-3-31 ImperialFlowing Wells
    UC519656UCJEPSPleuraphis rigidaVictor Duran31991932-5-12 San Diegonear Mason Valley (head of Box Canon); near Mason Valley, head of Box Canon
    UC519841UCJEPSPleuraphis rigidaN. Dunn, A. M. Martin1932-3-26 RiversideCottonwood Spring
    UC573683UCJEPSPleuraphis rigidaH. S. Yates64421937-3-23 Riverside15 mi nne Mecca; Thermal Quadrangle
    UC578616UCJEPSPleuraphis rigidaH. S. Yates54311936-4-07 Riverside10 mi e Whitewater; Thermal Quad., e of Whitewater
    UC589872UCJEPSPleuraphis rigidaH. S. Yates64241937-3-23 Riverside5 mi nw Edom; Thermal Quad., nw of Edom
    UC604846UCJEPSPleuraphis rigidaRoxana S. Ferris, Ruth P. Rossbach95001938-5-14 San Bernardinoon road to Box S Springs sandy desert 1.5 mi from Box S Ranch
    UC60777UCJEPSPleuraphis rigidaDr. A. Davidson1975-8-23 Los AngelesLos Angeles
    UC612927UCJEPSPleuraphis rigidaC. W. Sharsmith5181934-1-01 Imperialse Imperial County; southeastern Imperial County
    UC618992UCJEPSPleuraphis rigidaH. S. Yates66501937-6-25 San Bernardino1/2 mi. n.w. Monarch Flat; San Gorgonio Quad.
    UC625872UCJEPSPleuraphis rigidaAnnie M. Alexander3601939-5-02 San BernardinoPisgah 30.8 mi e Barstow
    UC625982UCJEPSPleuraphis rigidaAnnie M. Alexander7171939-5-08 San Bernardinonw side Copper Basin L.; Whipple Mts., nw side Copper Basin L.
    UC665771UCJEPSPleuraphis rigidaIra L. Wiggins96121941-3-24 Imperialsandy desert wash on road to Beal Well 6 mi ne Niland
    UC677602UCJEPSPleuraphis rigidaA. A. Beetle31831942-4-22 RiversideRt. 60 and 70, 5 mi e Shaver's Summit; e of Shaver's Summit
    UC68618UCJEPSPleuraphis rigidaH. M. Hall61041905-5-16 San Bernardinonear Ash Hill (Mohave Desert); Mohave Desert
    UC71017UCJEPSPleuraphis rigidaS. B. Parish1901-5-01 San BernardinoMohave Desert
    UC712142UCJEPSPleuraphis rigidaCharles B. Fiker32141945-6-23 San DiegoHenderson ranch n Fall Brook
    UC724190UCJEPSPleuraphis rigidaAven, Ruth Nelson33421939-3-30 RiversideHiway 60 near Desert Center
    UC774768UCJEPSPleuraphis rigidaCarl B. Wolf106671941-5-26 San Bernardino3 8/10 mi w Columbia Mine; Mojave Desert, Providence Mts.
    UC818424UCJEPSPleuraphis rigidaC. L. Hitchcock61381940-4-20 San Bernardino4 mi below Horse Springs (ne part of county); below Horse Springs
    UC818425UCJEPSPleuraphis rigidaC. L. Hitchcock59341918-6-5 Riversidealong 29 Palms Road 1 1/2 mi ne Cottonwood Spring (Joshua Tree Nat. Monument); , ne of Cottonwood Spring
    UC818427UCJEPSPleuraphis rigidaI. W. Clokey, B. C. Templeton46791930-4-09 Riversiden Palm Springs; Colorado Desert, n of Palm Springs
    UC818429UCJEPSPleuraphis rigidaAlice Eastwood26941913-4-13 San DiegoBorega Wells; Colorado Desert, Borega Wells
    UC818430UCJEPSPleuraphis rigidaIvan Johnston10931917-4-04 Riversidemouth of Andreas Canon; Colorado Desert, mouth of Andreas Canon
    UC912655UCJEPSPleuraphis rigidaH. L. Mason41981928-3-10 RiversideWhitewater River
    UCR148047UCRPleuraphis rigidaSteve Boyd112932004-5-14 RiversideWestern edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range
    UCR148513UCRPleuraphis rigidaSteve Boyd106832004-3-30 San BernardinoS end of the Cady Mountains, NW of Ludlow (N of Interstate 40) about hill topped with communication towers
    UCR148518UCRPleuraphis rigidaSteve Boyd114462004-6-1 San BernardinoClark Mountain, west flank of the range in large canyon south of Pachalka Spring
    UCR228597UCRPleuraphis rigidaSarah J. De Groot63392010-4-24 San BernardinoWhipple Mountains, along drainage below cove, northeast of highest peak along summit ridge
    UCR243173UCRPleuraphis rigidaLeRoy Gross43562010-4-12 RiversideWhitewater Canon Bioblitz: From camp near 34.02 N, 116.68 W, east of the Paw, near the mouth of Canon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Canon; Transverse Ranges; San Bernardino Mountains region

    Your search returned 954 rows.

  Copyright © 2022 Regents of the University of California — Updated May 02, 2022