34.48390 34.58390 -117.77067 -117.67067 UC/JEPS: Consortium Search Results
Search Results — 341 specimen records retrieved (341 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460956  Abronia pogonantha Gale Sphon 1959-4-4 289 San Bernardino 12 mi E of Pearblosom on Pearblosom Highway Comment
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Nov 26 2016
  RSA518026  Abronia pogonantha Steve Boyd 1986-3-31 1572 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  OBI29189  Acamptopappus sphaerocephalus David J. Keil 1976-12-12 11894 Los Angeles 5 mi w of San Bernardino Co. line along CA rte 138 1128 Comment
  SBBG55754  Acamptopappus sphaerocephalus var. hirtellus D. Keil 1976-12-12 11894 Los Angeles 5 mi W of San Bernardino county line along St Hwy 138 1127 Comment
  UCSB24615  Acamptopappus sphaerocephalus var. hirtellus Lincoln, Steve 1966-5-13 Los Angeles Highway 138 east of Pearblossom, 1.1 mi east of 213th Street, Mojave Desert. 1005 Comment
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Aug 12 2014
  RSA578727  Achnatherum hymenoides Timothy S. Ross 1994-5-1 7586 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA589195  Achnatherum hymenoides Timothy S. Ross 1991-4-27 4678 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152? SW of Three Sisters (buttes). 959 Comment
  UCD55574  Achnatherum hymenoides B. Crampton 1955-4-28 2722 Los Angeles Joshua Tree Woodland. State Hwy. 138. 5 miles east of Llano and about 26 miles east of Palmdale. Comment
  UCSB18775  Achnatherum hymenoides Keefe, Joseph 1965-4-3 Los Angeles N side of Pearblossom Rd, at intersection with 213th St, 9.7 mi E of Pearblossom. Comment
  RSA587755  Achnatherum speciosum Timothy S. Ross 1991-4-27 4720 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  RSA651599  Achnatherum speciosum Marion P. Harthill 1974-4-22 1671 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA587747  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  OBI28965  Ambrosia acanthicarpa David J. Keil 1976-12-12 11892 Los Angeles 5 mi W of San Bernardino Co line along Calif rte 138 Comment
  UCR17946  Ambrosia dumosa Loretta Bates 1978-5-28 s.n. Los Angeles Western Mojave Desert, [east of Llano] junction of Hwy 138 and Black [Butte] Basin Rd 1037 Comment
  CAS-BOT-BC272927  Ambrosia salsola Timothy S. Ross; J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC273056  Ambrosia salsola Cecil Hart 1930-4-27 s.n. San Bernardino Between Lancaster & Victorville Comment
  UCD128877  Ambrosia salsola Geoffrey Levin 1975-5-17 514 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. Mohave River drainage area. 1158 Comment
  UCSB11715  Ambrosia salsola var. salsola Stern, Lee 1962-5-4 Los Angeles On California 138, 10.1 miles E of Pearblossom 1051 Comment
  RSA517854  Amsinckia tessellata Steve Boyd 1986-3-30 1506 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA515210  Anisocoma acaulis Steve Boyd 1986-3-30 1502 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC187374  Astragalus lentiginosus var. variabilis Timothy S. Ross 1992-4-4 6097 Los Angeles Mojave Desert: just NW of Palmdale Blvd. x North 210th Street East, roughly 4 air-miles ESE of Lovejoy Buttes 868 Comment
  CAS-BOT-BC187375  Astragalus lentiginosus var. variabilis Timothy S. Ross 1991-4-28 4736 Los Angeles Mojave Desert: ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about... 941 Comment
  RSA589119  Astragalus lentiginosus var. variabilis T. S. Ross 1992-4-4 6097 Los Angeles Just NW of Palmdale Blvd. x North 210th Street East, roughly 4 air miles ESE of Lovejoy Buttes. 869 Comment
  RSA589183  Astragalus lentiginosus var. variabilis T. S. Ross 1991-4-28 4736 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte., Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo], running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  SBBG22839  Astragalus lentiginosus var. variabilis D. Myrick 1965-3-5 1089 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  UCR141017  Astragalus lentiginosus var. variabilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA578650  Atriplex canescens subsp. canescens T. S. Ross, J. M. Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: open desert, On NW corner of Black Butte Basin Road an Avenue U, ca. 1275 meters SW of Three Sisters Buttes. 960 Comment
  SEINET3930677  Atriplex canescens subsp. canescens Timothy S. Ross, J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert. Open desert on Northwest corner of Black Butte Basin Road and Avenue U, ca 1275 m southwest of Three Sisters buttes.; 0 960 Comment
  CAS-BOT-BC168267  Atriplex canescens var. canescens Timothy S. Ross; J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: Open desert, on NW corner of Black Butte Basin Road and Avenue U, ca 1275 m SW of Three Sisters buttes 959 Comment
  UCSB21186  Atriplex polycarpa McCarthy, Sharon 1965-4-2 Los Angeles Junction of State Highway 138 and 213th Street East about 23 miles west of Highway 395, Mojave Desert 1066 Comment
  OBI28971  Avena fatua David J. Keil 1976-12-12 11882 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  SBBG28433  Baileya pleniradiata D. Myrick 1964-5-1 858 San Bernardino Lucerne Valley-Yucca Valley Rd, ca. 20 mi W of Yucca Valley 914 Comment
  HSC9330  Bromus madritensis subsp. rubens C. E. Fellows 1965-4-19 2 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  UCD100289  Calyptridium monandrum Steve Boyd 1986-3-30 1510 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCD100296  Calyptridium monandrum Geoffrey Levin 1975-5-17 513 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  CHSC57475  Camissonia L. Mayer; I. Mayer 1974-4-10 166 Los Angeles Hwy 18 ca. 1 mi nw of its junction with Hwy 138. Comment
  RSA652374  Camissonia campestris Marion P. Harthill 1974-4-22 1659 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA517848  Camissonia campestris subsp. campestris Steve Boyd 1986-3-30 1496 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA589198  Camissonia campestris subsp. campestris Tim S. Ross 1991-4-27 4676 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  SBBG22760  Camissonia campestris subsp. campestris D. Myrick 1965-3-5 1088 Los Angeles Victorville-Palmdale Hwy 138 762 Comment
  UCR60935  Camissonia claviformis Steve Boyd 1986-3-31 1573 Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA515178  Camissonia claviformis subsp. claviformis Steve Boyd 1986-3-31 1573 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA585331  Camissonia claviformis subsp. claviformis Tim S. Ross 1991-4-27 4691 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  RSA584347  Canbya candida Tim S. Ross, J. Mark Porter 1994-5-1 7583 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCSB21946  Canbya candida Hagerbaumer, Joyce 1965-5-7 Los Angeles 25 ft. on west side of 213th Street, 9.7 miles east of Pearblossom on Pearblossom Road (California 138) 1066 Comment
  UCSB22515  Canbya candida Anthony, Jean 1965-5-7 Los Angeles 213th Street just south of Highway 138 east of Pearblossom 914 Comment
  UC1229772  Castilleja exserta subsp. venusta Isabelle Tavares 1962-5-27 Los Angeles near Palmdale-Victorville road intersection with Highway 138 Comment
  RSA652659  Castilleja plagiotoma Marion P. Harthill 1974-4-22 1657 Los Angeles Mojave Comment
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Jan 4 2012
  CAS-BOT-BC38295  Caulanthus cooperi Lewis S. Rose 1937-4-9 37080 Los Angeles 6 miles southeast of Llano. 1036 Comment
  RSA651059  Caulanthus cooperi Marion P. Harthill 1974-4-22 1666 Los Angeles Mojave Comment
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Jan 4 2012
  CHSC105209  Chaenactis fremontii L. Mayer; I. Mayer 1974-4-10 167 Los Angeles On Hwy 18 ca. 1 mi nw of its junction with Hwy 138. Comment
  POM351722  Chaenactis fremontii Donald Myrick 1964-5-1 853 San Bernardino Lucerne Valley Yucca Valley Road, 20 miles W of Yucca Valley 915 Comment
  RSA517857  Chaenactis fremontii Steve Boyd 1986-3-30 1509 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA589199  Chaenactis fremontii Timothy S. Ross 1991-4-27 4670 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [buttes]. 1003 Comment
  SBBG28439  Chaenactis fremontii D. Myrick 1964-5-1 853 San Bernardino Lucerne Valley-Yucca Valley Rd, ca. 20 mi W of Yucca Valley 914 Comment
  UC1563083  Chaenactis fremontii Steve Boyd 1986-3-30 1509 Los Angeles 0.5 mi e of junction with Hwy 138 (Highway 18, ne of Pinyon Hills); Mojave Desert Comment
  UCD130332  Chaenactis fremontii Geoffrey Levin 1975-5-17 510 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. Mojave River Drainage Area. 1158 Comment
  UCSB6423  Chaenactis fremontii Ralph, F. 1960-4-1 Los Angeles On N side of Calif 138, 9.0 E of its jct. with road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. with road to Victorville; Mojave Desert Comment
  RSA652572  Chaenactis stevioides Marion P. Harthill 1974-4-22 1660 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA652573  Chaenactis stevioides Marion P. Harthill 1974-4-22 1663 Los Angeles Mojave Comment
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Jan 4 2012
  OBI28967  Chaenactis xantiana David J. Keil 1976-12-12 11889 Los Angeles 5 mi W of San Bernardino Co line along Calif rte 138 1128 Comment
  UCR141021  Chaenactis xantiana June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  SFV16000  Chamaesyce albomarginata D. C. Joyner, S. A. Call 1994-5-14 40 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  RSA585376  Chenopodium californicum T. S. Ross 1991-4-27 4653 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA549598  Chorizanthe brevicornu var. brevicornu Tim S. Ross 1992-4-4 6062 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Back Butte; middle butte of the three. 969 Comment
  CAS-BOT-BC162781  Chylismia claviformis subsp. claviformis Timothy S. Ross 1991-4-27 4691 Los Angeles Mojave Dersert - ca 0.85 mi W of Three Sisters & 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' (not on 1968 topo), running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters (b 947 Comment
  RSA503167  Cistanthe monandra Gary D. Wallace 1966-4-24 499 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA515212  Cistanthe monandra Steve Boyd 1986-3-30 1510 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC34674  Coreopsis bigelovii H. M. Hall 1902-4-29 3027 Los Angeles s side Mohave Desert; , Mescal Creek 1371 Comment
  RSA517851  Coreopsis californica Steve Boyd 1986-3-30 1501 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCSB95513  Cotula coronopifolia Norman Haller 1953-3-17 San Bernardino collected 10.0 mi on Highway (road between Pearblossom and Victorville). Victorville - , Pearblossom, Mojave Desert. Comment
  RSA578734  Croton californicus T. S. Ross, J. Mark Porter 1994-5-1 7581 Los Angeles Southwestern Mohave Desert: open desert, ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 962 Comment
  RSA589196  Croton californicus T. S. Ross 1991-4-27 4677 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg. SW of Three Sisters buttes. 982 Comment
  UC625944  Croton californicus Annie M. Alexander 1939-6-26 847 San Bernardino w Victorville Comment
  RSA585361  Cryptantha barbigera T. S. Ross 1991-4-27 4703 a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CAS-BOT-BC189398  Cryptantha circumscissa Timothy S. Ross; J. Mark Porter 1994-5-1 7569 Los Angeles SW Mojave Desert: ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  POM578720  Cryptantha circumscissa T. S. Ross, J. M. Porter 1994-5-1 7569 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA518027  Cryptantha circumscissa Steve Boyd 1986-3-31 1575 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCD119602  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert, Highway 18, 0.5 mile east of junction with Highway 138, NE of Pinyon Hills. Comment
  UCD119609  Cryptantha circumscissa Geoffrey Levin 1975-5-17 519 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA517860  Cryptantha decipiens Steve Boyd 1986-3-30 1515 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA518034  Cryptantha decipiens Steve Boyd 1986-3-31 1576 -B Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR138544  Cryptantha decipiens Steve Boyd 1986-3-31 1576 B Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  UCR138551  Cryptantha decipiens Steve Boyd 1986-3-30 1515 Los Angeles Mojave Desert, Hwy 18, 0.5 mi east of jct with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA518028  Cryptantha dumetorum Steve Boyd 1986-3-31 1576 a Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR138545  Cryptantha dumetorum Steve Boyd 1986-3-31 1576 A Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  UCR93301  Cryptantha micrantha var. micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles SW Mojave Desert, Open desert, c. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  UC1595476  Cryptantha muricata var. denticulata Tim Ross 1992-4-4 6068 Los Angeles 1 mi se Black Butte (middle butte of the three, sw Mohave Desert); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5' topo 969 Comment
  RSA585362  Cryptantha nevadensis T. S. Ross 1991-4-27 4703 b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCD120001  Cryptantha pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert, Highway 18, 0.5 mile east of junction with Highway 138, NE of Pinyon Hills. Comment
  UCD120011  Cryptantha pterocarya Geoffrey Levin 1975-5-17 515 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA0078947  Cryptantha pterocarya var. pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA578721  Cryptantha similis T. S. Ross, J. M. Porter 1994-5-1 7570 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCSB4267  Cylindropuntia echinocarpa Newby, Ron 1959-5-15 Los Angeles 9 miles east of Pearblossom on Hwy. 138 Comment
  RSA515180  Delphinium parishii Steve Boyd 1986-3-31 1577 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR141068  Delphinium parishii subsp. parishii June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  HSC25024  Delphinium parishii subsp. subglobosum C. S. Apperson 1966-4-24 Los Angeles 10 mi. from Pearblossom off Hwy. 138 on 240th St. Comment
  HSC6711  Descurainia pinnata C. E. Fellows 1965-4-19 19 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  HSC6712  Descurainia pinnata C. E. Fellows 1965-4-19 8 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  CAS-BOT-BC150917  Diplacus bigelovii var. bigelovii Timothy S. Ross; J. Mark Porter 1994-5-1 7597 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CHSC26326  Diplacus fremontii John M. Riley 1966-4-23 80 Los Angeles Jct. Hwy 138, 24 mi. west of Victorville. 944 Comment
  SEINET202654  Diplacus fremontii Isabelle Tavare, Valera Brinson 1962-1 292 Los Angeles On Hwy 138, 26 mi E of Palmdale 1036 Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  RSA585330  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  UCR141191  Dithyrea californica June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR141227  Elymus elymoides June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC207374  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  CAS-BOT-BC207375  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  RSA589264  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner: 0.85 mile and ca. 152? SW of Three Sisters [buttes]. 959 Comment
  RSA585356  Emmenanthe penduliflora Tim S. Ross 1991-4-27 4695 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  OBI29187  Encelia actoni David J. Keil 1976-12-12 11897 Los Angeles 5 mi W of San Bernardino Co. line along Calif rte 138. 1128 Comment
  SBBG55750  Encelia actoni D. Keil 1976-12-12 11897 Los Angeles ca. 5 mi W of San Bernardino county line, along St Hwy 138 1127 Comment
  A356517  Ephedra californica D. E. Boufford 1973-7-23 10974 Unknown desert neat [near] the junction of California routes 18 and 138 Comment
  CAS-BOT-BC81835  Ephedra nevadensis Cecil Hart 1930-4-27 s.n. San Bernardino between Lancaster & Victorville Comment
  NY841903  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte. 3150 Comment
Read comments
Nov 10 2010
  RSA584840  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  JEPS117040  Eriastrum sapphirinum David Gowen 2008-5-2 891 Los Angeles Near Llano on Hwy 138. 1028 Comment
  SBBG27726  Eriastrum sapphirinum D. Myrick 1964-5-1 851 San Bernardino Victorville to Palmdale, St Hwy 138, ca. 20 mi W of Victorville Comment
  RSA0122855  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, Lauren Machen 2004-5-2 14086 Los Angeles San Gabriel Mountains, northern foothills; along Largo Vista Road, just S of the California Aqueduct. 1061 Comment
  OBI28964  Ericameria cooperi David J. Keil 1976-12-12 11893 Los Angeles 5 mi W of San Bernardino Co. line along Calif rte 138. 1128 Comment
  RSA549603  Ericameria cooperi Timothy S. Ross 1992-4-4 6073 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA585319  Ericameria cooperi Timothy S. Ross 1991-4-27 4714 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CAS-BOT-BC131745  Ericameria cooperi var. cooperi Cecil Hart 1930-4-27 s.n. San Bernardino Between Lancaster & Victorville Comment
  SFV16003  Ericameria cooperi var. cooperi D. C. Joyner, S. A. Call 1994-5-14 37 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  UC1595443  Ericameria cooperi var. cooperi Tim Ross 1992-4-4 6073 Los Angeles 1 mi se Black Butte (middle butte of the three, sw Mojave Desert, on El Mirage USGS 7.5 ft topo); Mojave Desert, Three Sisters 975 Comment
  UC284765  Ericameria nauseosa var. bernardina P. A. Munz 1923-8-31 7698 Los Angeles San Antonio Mts., Mescal Creek 1950 Comment
  OBI44992  Ericameria nauseosa var. hololeuca David J. Keil 1976-12-12 11895 Los Angeles ca. 5 mi W of San Bernardino County line along Calif rte 138. 1128 Comment
  UCR5059  Ericameria nauseosa var. hololeuca Mark A. Dimmitt 1970-10-20 s.n. Los Angeles Western Mojave Desert, [toward] Cajon Pass, c. 4 mi above Llano 1220 Comment
  POM158207  Eriogonum baileyi var. baileyi P. A. Munz, I. M. Johnston 1928-9-4 11165 Los Angeles 5 miles NW of mouth of Big Rock Creek. 1067 Comment
  SFV6867  Eriogonum brachyanthum T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 567 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  CAS-BOT-BC261124  Eriogonum gracillimum J. H. Thomas 1949-4-24 474 San Bernardino Along Highway 138 between Cajon and Llano about 20 miles NW of Cajon Comment
  RSA585320  Eriogonum gracillimum Tim S. Ross 1991-4-27 4712 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA589188  Eriogonum gracillimum Tim S. Ross 1991-4-27 4683 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  SFV6865  Eriogonum plumatella T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 569 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  CAS-BOT-BC258230  Eriogonum pusillum Timothy S. Ross; J. Mark Porter 1994-5-1 7585 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  UCD100854  Eriogonum pusillum Geoffrey Levin 1975-5-17 504 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. Mohave River drainage area. 1158 Comment
  RSA517861  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA589259  Eriophyllum pringlei Timothy S. Ross 1991-4-27 4666 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145deg. SW of Three Sisters [buttes]. 1003 Comment
  UC1563084  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles 0.5 mi e of junction Hwy 138 (Highway 18, ne of Pinyon Hills); Mojave Desert Comment
  CAS-BOT-BC296955  Eriophyllum wallacei Timothy S. Ross; J. Mark Porter 1994-5-1 7587 Los Angeles Southwestern Mojave Desert: open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA585367  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4693 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles,, then rejoining it NW of Three Sisters. 944 Comment
  UCD132246  Eriophyllum wallacei Geoffrey Levin 1975-5-17 505 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  UCSB8682  Erodium cicutarium Hurd, Richard 1956-4-13 Los Angeles Highway 138, 16 mi. E of Littlerock Comment
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Nov 23 2014
  CAS-BOT-BC83099  Eschscholzia minutiflora Timothy S. Ross 1991-4-27 4669 Los Angeles Mojave Desert. Black Butte Basin Road. 2.75 miles and ca. 145 deg. southwest of Three Sisters (buttes). 1005 Comment
  RSA589200  Eschscholzia minutiflora Tim S. Ross 1991-4-27 4669 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 SW of Three Sisters [buttes]. 1003 Comment
  UCD142536  Euphorbia albomarginata Geoffrey Levin 1975-5-17 520 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR95266  Euphorbia albomarginata L. C. Wheeler 1946-8-28 6282 Los Angeles San Gabriel Mtns., Pearblossom Highway in Grandview Canyon drainage 1707 Comment
  UCSB9746  Festuca octoflora Ralph, F. 1960-4-1 Los Angeles N side of Calif hwy. 138; 9.0 miles E. of its jct with the road to Valyermo & Big Pines; E. of Pear Blossom and 0.6 miles W. of jct to Victorville; Mohave Desert Comment
  RSA589204  Filago depressa Timothy S. Ross 1991-4-27 4668 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA585364  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR141184  Gilia latiflora subsp. davyi June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC226410  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-31 1571 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills Comment
  RSA515209  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-30 1497 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA535403  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-31 1571 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA589260  Gilia latiflora subsp. latiflora T. S. Ross 1991-4-27 4667 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [buttes]. 1003 Comment
  SBBG101682  Gilia latiflora subsp. latiflora S. Boyd 1986-3-31 1571 Los Angeles St Hwy 18 about 1 mi E of jct with Hwy 138, NE of Pinyon Hills Comment
  UCR60779  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-30 1497 Los Angeles Mojave Desert, Hwy 18, 0.5 mi east of jct with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA517846  Gilia sinuata Steve Boyd 1986-3-30 1495 -a Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA535404  Gilia sinuata Steve Boyd 1986-3-31 1567 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCD132398  Glyptopleura marginata Geoffrey Levin 1975-5-17 506 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  UCR141020  Glyptopleura marginata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR60818  Glyptopleura marginata Steve Boyd 1986-3-31 1568 Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA515176  Glyptopleura setulosa Steve Boyd 1986-3-31 1568 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA55176  Glyptopleura setulosa Steve Boyd 1986-3-31 1568 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA578736  Grayia spinosa T. S. Ross, J. M. Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR141019  Grayia spinosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA503166  Hymenoclea salsola Gary D. Wallace 1966-4-24 494 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA578724  Hymenoclea salsola Timothy S. Ross, J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA585332  Hymenoclea salsola Timothy S. Ross 1991-4-27 4715 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCSB26995  Isocoma acradenia Daniel, Dick 1969-5-15 Los Angeles 1.7 miles west of junction of California Highway 138 and Victorville turn off 1066 Comment
  UCD133683  Juniperus californica Geoffrey Levin 1975-5-17 512 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCSB197  Juniperus californica Whitehouse, W. 1960-5-14 Los Angeles 11 miles west of Yucca Inn, Deerhaven drive and Highway 138 intersection Comment
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Sep 8 2014
  RSA578649  Krascheninnikovia lanata T. S. Ross, J. M. Porter 1994-5-1 7599 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA585338  Krascheninnikovia lanata T. S. Ross 1991-4-27 4645 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA587759  Krascheninnikovia lanata T. S. Ross 1991-4-27 4727 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  SFV18081  Krascheninnikovia lanata M. D. Meyer, M. Alvord, M. Blain 1993-5-1 20 Los Angeles Mojave Desert 0.9 miles from Black Buttes Road and Largo Vista Road, near Three Sisters. 1100 Comment
  UCD99055  Krascheninnikovia lanata Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 37 Los Angeles City of Llano, Mojave Desert, 50 m. S.W. of Three Sisters, 1 mile from Ave. U and Blk Butte Basin Rd. intersection, on Ave. U. 243 Comment
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Jun 8 2015
  UCR141182  Krascheninnikovia lanata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  OBI2788  Larrea divaricata M. Ikeda 1968-4-27 17 Los Angeles Hwy 138, 10 mi E of Pearblossom 914 Comment
  CAS-BOT-BC171061  Larrea tridentata Timothy S. Ross; J. Mark Porter 1994-5-1 7579 Los Angeles Southwestern Mojave Desert, open desert, ca 1870 m SW of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  HSC24650  Larrea tridentata C. E. Fellows 1965-4-15 22 Los Angeles 1 mi. W of intersection of Hwy. 138 and Victorville cutoff. Comment
  RSA578735  Larrea tridentata Tim S. Ross, J. Mark Porter 1994-5-1 7579 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCD107207  Larrea tridentata Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 21 Los Angeles Mojave Desert, 100 m from Pearblossum Hwy. and Largo Vista Rd., Near Three Sisters. 1100 Comment
  RSA503195  Layia glandulosa Gary D. Wallace 1966-4-24 497 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  UCR141189  Layia glandulosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCSB6618  Layia glandulosa Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom, and 0.6 miles W of jct. of the road to Victorville; Mojave Desert Comment
  CAS-BOT-BC89303  Lepidium flavum Ira L. Wiggins 1966-5-15 20595 Los Angeles About 2 miles north of Theodore Payne Wildflower Sanctuary, northeast of Pearlblossom. Mohave Desert. Comment
  CAS-BOT-BC89311  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles Mojave Desert. Ca. 940 m due west of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. 941 Comment
  RSA184050  Lepidium flavum I. L. Wiggins 1966-4-15 20595 Los Angeles Swale about 2miles N of Theodroe Payne Wildflower Sactuary, NE of Pearblossom, Mojave Desert Comment
  RSA589184  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo]., Running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  SBBG25247  Lepidium flavum Leota Davidson 1965-5-15 131 San Bernardino rd between Victorville and Palmdale Comment
  UC856434  Lepidium flavum Lewis S. Rose 1937-4-9 37084 Los Angeles 6 mi se Llano 1036 Comment
  UCR141025  Lepidium flavum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR55854  Lepidium flavum J. A. Adams 1966-4-20 704 B Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  UCSB10039  Lepidium flavum Haller, John 1957-4-13 Los Angeles 1 mile W of Los Angeles- San Bernardino Co. line; ca. 32 road miles E of Palmdale 914 Comment
  RSA515175  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA585353  Lepidium fremontii Timothy S. Ross 1991-4-27 4717 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCD115627  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCSB2385  Lepidium fremontii Ralph, F. 1960-4-1 Los Angeles N. side of Calif. Hwy. 138; 9.0 miles E. of its jct. with the road to Valyermo & Big Pines; E. of Pear Blossom; 0.6 miles W. of jct. with road to Victorville; Mojave Desert Comment
  RSA585323  Lepidium lasiocarpum Timothy S. Ross 1991-4-27 4719 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  HSC6843  Lepidium virginicum var. menziesii C. E. Fellows 1965-4-19 11 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high southern Mojave Desert Comment
  SFV6868  Lepidospartum squamatum T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 566 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  OBI28966  Leptosyne californica David J. Keil 1976-12-12 11891 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  SBBG49918  Leptosyne calliopsidea L. S. Matlovsky 1975-3-27 DM 0011 -10 Los Angeles Three Sisters, near Theodore Payne Wildlife Sanctuary Comment
  UCSB10207  Leptosyne douglasii Broder, Richard 1958-03 Los Angeles On U.S. 138, 21 miles N.W. of junction with U.S. 395 Comment
  UCSB9517  Leptosyne douglasii Gray, Caroline 1956-4-13 Los Angeles 16 mi. east from Little Rock and 6 mi. from Llano Comment
  UCSB6464  Leptosyne gigantea Ralph, F. 1960-4-1 Los Angeles On N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom & 0.6 miles W of jct. with road to Victorville Comment
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Jul 15 2020
  SFV6863  Lessingia glandulifera var. glandulifera T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 571 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  RSA586541  Linanthus aureus T. S. Ross 1991-4-27 4674 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg. SW of Three Sisters buttes. 982 Comment
  RSA585334  Linanthus bigelovii T. S. Ross 1991-4-27 4708 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCD118540  Linanthus dichotomus Steve Boyd 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of junction with Highway 138, NE of Pinyon Hills. Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  JEPS117039  Linanthus parryae David Gowen 2008-5-2 892 Los Angeles Near Llano on Hwy 138. 1028 Comment
  RSA329745  Linanthus parryae Gary D. Wallace 1966-4-24 495 Los Angeles Along Hwy 138 just 1/2 mile S of Pearblossom Hwy. 762 Comment
  RSA515215  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCD118653  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR56006  Linanthus parryae J. A. Adams 1966-4-20 699 Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  RSA584346  Loeflingia squarrosa subsp. squarrosa Timothy S. Ross 1994-5-1 7596 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA578660  Loeseliastrum matthewsii T. S. Ross, J. Mark Porter 1994-5-1 7598 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCD118872  Loeseliastrum matthewsii Geoffrey Levin 1975-5-17 511 Los Angeles 1.5 miles east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA517853  Lupinus concinnus subsp. concinnus Steve D. Boyd 1986-3-30 1504 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR141022  Lupinus odoratus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR141069  Lupinus odoratus June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  UCSB3333  Lupinus odoratus Ralph, F. 1960-4-1 Los Angeles N side of Calif. Hwy. 138, 9.0 miles E of its jct. with road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. of the road to Victorville Comment
  RSA589201  Lupinus odoratus var. odoratus Tim S. Ross 1991-4-27 4673 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  RSA587758  Lycium andersonii Tim S. Ross 1991-4-27 4705 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  UCD34118  Lycium andersonii Beecher Crampton 1976-9-22 9421 Los Angeles Mojave Desert, San Gabriel Mtns., ca. 10 miles N.W. of Phelan. Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC231607  Lycium cooperi Timothy S. Ross 1991-4-28 4735 Los Angeles Mojave Desert: ca 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters [buttes 950 Comment
  OBI9191  Lycium cooperi H. E. McMinn 1935-6-28 4080 Los Angeles Near hwy from Cajon to Palmdale Comment
  RSA578738  Lycium cooperi Tim S. Ross, J. Mark Porter 1994-5-1 7580 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA589187  Lycium cooperi J. Mark Porter 1991-4-28 4735 Los Angeles Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.) 951 Comment
  UCR141205  Lycium cooperi June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCD34119  Lycium torreyi Beecher Crampton 1976-9-22 9423 Los Angeles Mojave Desert, San Gabriel Mtns., ca. 10 miles N.W. of Phelan. Comment
  JEPS67382  Malacothamnus davidsonii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9938 Los Angeles San Gabriel Mts, Mescal Creek 1463 Comment
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Jun 18 2013
  CAS-BOT-BC345519  Malacothrix coulteri Timothy S. Ross 1991-4-27 4725 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1091 Comment
  CAS-BOT-BC347736  Malacothrix glabrata Cecil Hart 1930-4-27 s.n. San Bernardino Between Lancaster & Victorville Comment
  OBI28968  Malacothrix glabrata David J. Keil 1976-12-12 11888 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  RSA517849  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC1563082  Malacothrix glabrata Steve Boyd 1986-3-30 1498 Los Angeles 0.5 mi e Highway 18 junction with Highway 138 (ne of Pinyon Hills); Mojave Desert Comment
  CAS-BOT-BC348002  Malacothrix sonchoides Cecil Hart 1930-4-27 s.n. San Bernardino Between Lancaster & Victorville Comment
  OBI28970  Mentzelia affinis David J. Keil 1976-12-12 11885 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  RSA517850  Mentzelia albicaulis Steve Boyd 1986-3-30 1500 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA589258  Mentzelia jonesii Tim S. Ross 1991-4-27 4671 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [Buttes]. 1003 Comment
  CAS-BOT-BC167622  Mentzelia veatchiana Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  RSA503196  Mentzelia veatchiana Gary D. Wallace 1966-4-24 496 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA515211  Mimulus fremontii Steve Boyd 1986-3-30 1505 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA578656  Mimulus fremontii Tim S. Ross, J. Mark Porter 1994-5-1 7597 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SFV16658  Mimulus fremontii D. C. Joyner, S. A. Call 1994-5-14 34 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  JEPS86975  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles 3.2 mi s Hwy 132 (along Largo Vista Road (204th Street, Grandview Canyon Road), n side of mts.); San Gabriel Mts. 1280 Comment
  UCD122614  Mimulus fremontii var. fremontii Geoffrey Levin 1975-5-17 502 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  RSA585333  Mirabilis bigelovii var. retrorsa Tim S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CAS-BOT-BC434813  Mirabilis laevis var. retrorsa Timothy S. Ross 1991-4-27 4702 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1082 Comment
  UC1595442  Mirabilis laevis var. villosa Tim Ross 1992-4-4 6069 Los Angeles 1 mi se Black Butte (middle butte of the three); SW Mojave Desert, Three Sisters 969 Comment
  CAS-BOT-BC220126  Monardella exilis Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  HSC14284  Monardella exilis C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8, 3.5 mi. S of Moody Springs Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  JEPS117041  Nama demissa David Gowen 2008-5-2 890 Los Angeles Near Llano on Hwy 138. 1028 Comment
  RSA589197  Nama demissa Tim S. Ross 1991-4-27 4675 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  RSA584344  Nemacladus sigmoideus T. S. Ross, J. Mark Porter 1994-5-1 7582 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR60675  Oenothera cespitosa J. A. Adams 1966-4-20 697 Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  UCD123192  Orobanche cooperi Geoffrey Levin 1975-5-17 517 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR141018  Oryzopsis hymenoides June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA517852  Pectocarya penicillata Steve Boyd 1986-3-30 1503 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC1595475  Pectocarya recurvata Tim Ross 1992-4-4 6105 Los Angeles 1 mi se Black Butte (middle butte of the three); sw Mojave Desert, Three Sisters 969 Comment
  UCR77560  Pectocarya recurvata T. S. Ross 1992-4-4 6105 Los Angeles Southwest Mojave Desert, Three Sisters, 1 mi. SE of Black Butte. Middle butte of the three 1008 Comment
  RSA549555  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UC1595477  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles 1 mi se Black Butte (middle of the three buttes); SW Mojave Desert, Three Sisters 981 Comment
  UCR77561  Pectocarya setosa T. S. Ross 1992-4-4 6070 Los Angeles Southwest Mojave Desert, Three Sisters, 1 mi. SE of Black Butte. Middle butte of the three 1008 Comment
  RSA517856  Phacelia distans Steve Boyd 1986-3-30 1508 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA650530  Phacelia distans Marion P. Harthill 1974-4-22 1656 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA517855  Phacelia fremontii Steve Boyd 1986-3-30 1507 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC881115  Phacelia fremontii Lewis S. Rose 1937-4-9 37077 Los Angeles 6 mi se Llano 1036 Comment
  UCD120468  Phacelia fremontii Geoffrey Levin 1975-5-17 503 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCR141183  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA518030  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA587748  Phacelia tanacetifolia Tim S. Ross 1991-4-27 4709 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR141024  Phacelia tanacetifolia June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCSB5446  Phacelia tanacetifolia Ralph, F. 1960-4-1 Los Angeles N side of Calif. Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of the jct. of road to Victorville, Mojave Desert Comment
  UCSB5477  Pholistoma membranaceum Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. of road to Victorville, Mojave Desert Comment
  RSA517845  Plagiobothrys arizonicus Steve Boyd 1986-3-30 1494 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA549600  Poa secunda Timothy S. Ross 1992-4-4 6064 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  UC1595439  Poa secunda subsp. juncifolia Tim Ross 1992-4-4 6064 Los Angeles 1 mi se Black Butte (middle butte of Three Sisters); sw Mojave Desert 969 Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  UCD113381  Purshia tridentata var. glandulosa Geoffrey Levin 1975-5-17 518 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA652639  Rhamnus californica Marion P. Harthill 1974-4-22 1670 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  RSA518460  Salazaria mexicana Gary D. Wallace 1966-4-24 500 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA578737  Salazaria mexicana Tim S. Ross, J. Mark Porter 1994-5-1 7595 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA584841  Salazaria mexicana Tim S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SFV15999  Salazaria mexicana D. C. Joyner, S. A. Call 1994-5-14 41 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  SFV6864  Salsola tragus T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 570 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  RSA515214  Salvia carduacea Steve Boyd 1986-3-30 1512 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA589261  Salvia carduacea Tim S. Ross 1991-4-27 4665 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  UCR141023  Salvia carduacea June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR60936  Salvia carduacea Steve Boyd 1986-3-30 1512 Los Angeles Mojave Desert, Hwy 18, 0.5 mi east of jct with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA549554  Salvia columbariae Tim S. Ross 1992-4-4 6072 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Back Butte; middle butte of the three. 969 Comment
  UCD125665  Salvia dorrii Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 17 Los Angeles Mojave Desert, 3.4 miles from Pearblossom Highway and Largo Vista road, near Three Sisters. 1100 Comment
  UCSB72500  Salvia dorrii var. dorrii Ralph, F. Los Angeles N side of Calif 138; 9.0 miles E of jet of road to Valyermo & Big Pines; E of Pearblossom and 0.6 miles W of road jct. to Victorville; Mojave Desert Comment
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Nov 13 2014
  UCD92918  Schismus arabicus Geoffrey Levin 1975-5-17 508 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  UCSB22446  Schismus arabicus Bridge, Phillip 1966-5-13 Los Angeles East side of 213th Street, .3 mile south from its junction with State 138, San Gabriel Mountains at base 1021 Comment
  RSA517859  Schismus barbatus Steve Boyd 1986-3-30 1514 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC341092  Scutellaria mexicana Timothy S. Ross; J. Mark Porter 1994-5-1 7595 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC341094  Scutellaria mexicana Timothy S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1082 Comment
  CAS-BOT-BC341112  Scutellaria mexicana Cecil Hart 1930-4-27 s.n. San Bernardino Between Lancaster & Victorville Comment
  UCSB37367  Scutellaria mexicana Bates, Loretta 1978-5-28 Los Angeles Junction of Highway 138 and Black Butte Basin Rd Comment
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Nov 12 2014
  OBI28969  Setaria viridis David J. Keil 1976-12-12 11886 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 Comment
  HSC10427  Stipa hymenoides C. E. Fellows 1965-4-19 23 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  OBI29185  Stipa hymenoides David J. Keil 1976-12-12 11901 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 Comment
  HSC13377  Stipa speciosa C. E. Fellows 1965-4-19 15 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  OBI29184  Stipa speciosa David J. Keil 1976-12-12 11902 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  RSA587754  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  RSA585325  Syntrichopappus fremontii Timothy S. Ross 1991-4-27 4722 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  CAS-BOT-BC328991  Tetradymia axillaris var. longispina Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster and Victorville Comment
  RSA515179  Tetradymia axillaris var. longispina Steve Boyd 1986-3-31 1574 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC340036  Tetradymia comosa Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  UCD136766  Tetradymia spinosa var. longispina Steve Boyd 1986-3-31 1574 Los Angeles Mojave Desert: Highway 18 about 1 mile E of junction with Highway 138, NE of Pinyon Hills. Comment
  OBI29186  Tetrapteron graciliflorum David J. Keil 1976-12-12 11898 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  CAS-BOT-BC88459  Thysanocarpus curvipes Lewis S. Rose 1937-4-9 37078 Los Angeles 6 miles southeast of Llano. 1036 Comment
  SFV16008  Tiquilia canescens D. C. Joyner, S. A. Call 1994-5-14 40 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  UCR84376  Tiquilia nuttallii T. S. Ross, J. M. Porter 1994-5-1 7604 Los Angeles SW Mojave Desert, c. 1740 m south of Black Butte and 1000 m west of Three Sisters Buttes 948 Comment
  RSA517858  Vulpia microstachys var. pauciflora Steve Boyd 1986-3-30 1513 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA578719  Vulpia octoflora Timothy S. Ross, J. Mark Porter 1994-5-1 7572 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  CAS-BOT-BC326883  Xylorhiza tortifolia Timothy S. Ross 1991-4-27 4718 Los Angeles Rocky easterly and northeasterly lsopes, Black Butte 1091 Comment
  RSA549599  Xylorhiza tortifolia Timothy S. Ross 1992-4-4 6063 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA587749  Xylorhiza tortifolia Timothy S. Ross 1991-4-27 4718 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  UC1595440  Xylorhiza tortifolia var. tortifolia Tim Ross 1992-4-4 6063 Los Angeles middle butte of the three SW Mojave Desert, El Mirage 7.5' topo., Three Sisters (1 mi se of Black Butte) 969 Comment
  HSC2865  Yucca brevifolia C. E. Fellows 1965-4-19 21 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high S Mojave Desert. Comment
  CAS-BOT-BC131830  Yucca brevifolia var. brevifolia Timothy S. Ross 1991-4-27 4672 Los Angeles Mojave Desert: Black Butte Basin Road, 2.75 miles and ca 145 deg. SW of Three Sisters [buttes] 1005 Comment
  RSA589948  Yucca brevifolia var. brevifolia Timothy S. Ross 1991-4-27 4672 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [Buttes]. 1003 Comment
  RSA589189  Zigadenus brevibracteatus Timothy S. Ross 1991-4-27 4680 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U, NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  UCR16058  Zigadenus brevibracteatus Loretta Bates 1978-5-28 s.n. Los Angeles Western Mojave Desert, [east of Llano] junction of Hwy 138 and Black [Butte] Basin Rd 1037 Comment



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