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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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SEINET937285
Abronia villosa var. villosa
Leo A. Galloway
1970-1
1249
Riverside
25 miles north-northeast of Desert Center.
Comment
RSA776378
Achyronychia cooperi
Amber Swanson
2011-4-8
377
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
UCR102941
Achyronychia cooperi
George K. Helmkamp
1998-4-4
3143
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
SD45463
Acmispon rigidus
Robert L. Dressler
1949-3-19
426
Riverside
23 miles northeast of Desert Center.
Comment
OBI25271
Ambrosia dumosa
F. Seaman
1971-4-9
35 e
Riverside
51.6 mi E of Twentynine Palms on State hwy 62
Comment
OBI25272
Ambrosia dumosa
F. Seaman
1971-4-9
35 c
Riverside
51.6 mi E of Twentynine Palms on State hwy 62
Comment
RSA614559
Ambrosia dumosa
George K. Helmkamp
1998-4-4
3148
Riverside
Junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd).
457
Comment
RSA776577
Ambrosia dumosa
Amber Swanson
2011-4-8
369
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA777299
Ambrosia dumosa
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
986
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UC1979834
Ambrosia dumosa
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-4-6
986
Riverside
Mojave Desert; Southcentral Mojave Desert region: Iron Mountains, on southwest side of mountains in drainage on either side of the road.
Comment
UCR104874
Ambrosia dumosa
George K. Helmkamp
1998-4-4
3148
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR251788
Ambrosia dumosa
Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
986
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA562064
Amsinckia tessellata
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6919
Riverside
N 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.
Comment
RSA776769
Bebbia juncea
Amber Swanson
2011-4-8
379
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA793273
Bebbia juncea var. aspera
Aaron C. Sedgwick, Joella Simons Adkins
2012-10-23
144
Riverside
In a wash east of the intersection of Hwy. 62 and 177 in the Granite Mtns. The northwestern section of the Granite Mtns.
451
Comment
UCR33704
Bouteloua aristidoides
Sears
1977-10-10
S- 531
Riverside
Sonoran (Colorado) Desert, 23 mi. north of Desert Center, 3 mi. south of Hwy 62 Junction
335
Comment
RSA559948
Brassica tournefortii
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6909
Riverside
N 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.
Comment
RSA775273
Brassica tournefortii
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2198
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775451
Brassica tournefortii
Duncan S. Bell, The Desert Survivors Organization
2011-4-9
2227
San Bernardino
Iron Mountains; south section of the mountain range, east of the Colorado River Aqueduct were it passed out of the western section of the mountain range; approximately 4.5 northwest of Granite Pass.
331
Comment
RSA777676
Brassica tournefortii
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
984
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UCR251653
Brassica tournefortii
Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
984
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UCR104013
Camissonia claviformis
George K. Helmkamp
1998-4-4
3136
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR237507
Camissonia claviformis subsp. aurantiaca
Amber Swanson
2011-4-8
382
Riverside
Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62
423
Comment
RSA519020
Camissonia claviformis subsp. claviformis
D. A. Hoover
1986-4-6
744
San Bernardino
Big Morongo Preserve: The Nature Conservancy. South of Morongo Valley. West bank of dry wash of the main canyon at the north fence; beyond the Desert Wash Trail.
823
Comment
RSA614564
Camissonia claviformis subsp. claviformis
George K. Helmkamp
1988-4-4
3136
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). [UTM 10km cell: 11SPH-4E, 3N. Desert Center]
457
Comment
RSA72280
Camissonia refracta
Robert L. Dressler
1949-3-19
422
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment
RSA774305
Camissonia refracta
Duncan S. Bell
2011-4-8
2196
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA0013751
Chaenactis carphoclinia
April Garbat, Sarah J. De Groot
2013-3-27
29 -a
Riverside
Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road
398
Comment
RSA776765
Chaenactis carphoclinia
Amber Swanson
2011-4-8
383
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA0013752
Chaenactis stevioides
April Garbat, Sarah J. De Groot
2013-3-27
29 -b
Riverside
Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road
398
Comment
RSA776767
Chaenactis stevioides
Amber Swanson
2011-4-8
381
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
UCD20149
Chaenactis stevioides
Donald W. Kyhos
1967-3-17
67 -11
Riverside
Vidal, junction of Twentynine Palms Road and road ot Derest Center. Near Riverside County line.
Comment Read comments May 22 2013
UCR102946
Chaenactis stevioides
George K. Helmkamp
1998-4-4
3135
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR237515
Chaenactis stevioides
Amber Swanson
2011-4-8
381
Riverside
Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62
423
Comment
RSA559924
Chaenactis stevioides var. stevioides
Steve Boyd, Carol Boyd, K. A. Boyd
1992-4-19
6913
Riverside
N 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.
Comment
RSA775636
Chamaesyce polycarpa
Duncan S. Bell, The Desert Survivors Organization
2011-4-9
2229
San Bernardino
Iron Mountains; south section of the mountain range, east of the Colorado River Aqueduct were it passed out of the western section of the mountain range; approximately 4.5 northwest of Granite Pass.
331
Comment
RSA774306
Chorizanthe brevicornu
Duncan S. Bell
2011-4-8
2195
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA559921
Chorizanthe rigida
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6910
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
SD225041
Chylismia claviformis
G. K. Helmkamp
1998-4-4
3136
San Bernardino
Southern Mojave Desert; junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center - Rice Rd)
456
Comment
RSA440812
Cleome isomeris
Robert L. Dressler
1949-3-19
432
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center
Comment
RSA775267
Croton californicus
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2204
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA562065
Cryptantha angustifolia
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6918
Riverside
N 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.
Comment
UCR103305
Cryptantha barbigera
George K. Helmkamp
1998-4-4
3150
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR102935
Cryptantha maritima
George K. Helmkamp
1998-4-4
3128
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA562062
Cryptantha micrantha
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6921
Riverside
N 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.
Comment
UCR102937
Cryptantha nevadensis
George K. Helmkamp
1998-4-4
3127
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA0078933
Cryptantha pterocarya var. pterocarya
Duncan S. Bell, The Desert Survivors Organization
2011-4-9
2230
San Bernardino
Iron Mountains; south section of the mountain range, east of the Colorado River Aqueduct were it passed out of the western section of the mountain range; approximately 4.5 northwest of Granite Pass.
331
Comment
UCR103304
Cryptantha pterocarya var. pterocarya
George K. Helmkamp
1998-4-4
3149
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA774309
Ditaxis lanceolata
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2192
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA570254
Encelia farinosa
Steve Boyd, Timothy S. Ross, W. Appleby
1993-3-20
7888
Riverside
Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62.
400
Comment
UC1871079
Encelia farinosa
Steve Boyd, T. S. Ross, W. Appleby
1993-3-20
7888
Riverside
Colorado Desert; Northeastern Colorado Desert region; Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62.
400
Comment
SD224839
Encelia farinosa var. phenicodonta
G. K. Helmkamp
1998-4-4
3134
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd)
456
Comment
UCR104014
Encelia farinosa var. phenicodonta
George K. Helmkamp
1998-4-4
3134
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA560358
Encelia frutescens
Steve Boyd, Carol Boyd, K. A. Boyd
1992-4-19
6915
Riverside
N 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.
Comment
RSA761294
Encelia frutescens
Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke
2010-5-25
217
Riverside
Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62.
420
Comment
RSA777679
Encelia frutescens
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
981
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
SD224841
Encelia frutescens
G. K. Helmkamp
1998-4-4
3132
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd).
456
Comment
UC1979833
Encelia frutescens
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-4-6
981
Riverside
Mojave Desert; Southcentral Mojave Desert region: Iron Mountains, on southwest side of mountains in drainage on either side of the road.
Comment
UCR104016
Encelia frutescens
George K. Helmkamp
1998-4-4
3132
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR227432
Encelia frutescens
Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke
2010-5-25
217
Riverside
Mojave Desert; East Mojave Desert, Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62
420
Comment
UCR251785
Encelia frutescens
Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
981
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA776572
Ephedra californica
Amber Swanson
2011-4-8
370
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA775801
Ephedra trifurca
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
987
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UC1979839
Ephedra trifurca
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-4-6
987
Riverside
Mojave Desert; Southcentral Mojave Desert region: Iron Mountains, on southwest side of mountains in drainage on either side of the road.
Comment
UCR269208
Ephedra trifurca
Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood
2011-4-6
987
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA0120745
Eriastrum harwoodii
Duncan S. Bell, The Desert Survivors Organization
2011-4-9
2226
San Bernardino
Iron Mountains; south section of the mountain range, east of the Colorado River Aqueduct were it passed out of the western section of the mountain range; approximately 4.5 northwest of Granite Pass.
331
Comment
UCR3812
Eriogonum trichopes
Frank C. Vasek
1964-4-12
640412- 05
Riverside
Sonoran (Colorado) Desert, 29 Palms Road, 2.9 mi south of San Bernardino Co line, 1.5 mi from the junction with Rice Road
Comment
UCR102942
Eriogonum trichopes var. trichopes
George K. Helmkamp
1998-4-4
3142
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
SD225053
Eschscholzia minutiflora
G. K. Helmkamp
1998-4-4
3133
Riverside
Southern Mojave Deset: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center- Rice Rd.)
474
Comment
UCR104015
Eschscholzia minutiflora
George K. Helmkamp
1998-4-4
3133
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
POM261028
Eucrypta micrantha
E. C. Jaeger
1941-3-23
s.n.
Riverside
13 miles W of Rice.
518
Comment
RSA774293
Filago depressa
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2189
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775599
Filago depressa
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
993
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA124443
Funastrum hirtellum
P. C. Everett, E. K. Balls
1958-4-29
23029
Riverside
in sunl sandy wash climbing on shrubs; Creosote Bush Scrub; 24.6 mi. ne. from Desert Center on road to RIve and Vital Jct.
488
Comment
SBBG26487
Funastrum hirtellum
A. I. Richardson
1967-3-28
San Bernardino
ca. 50 mi E of Twentynine Palms
Comment
RSA775264
Galium
Duncan S. Bell
2011-4-8
2207
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775604
Galium stellatum var. eremicum
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
997
Riverside
Iron Mountains, on southwest side of mountains in wash.
423
Comment
RSA469736
Gilia stellata
Robert L. Dressler
1949-3-19
423
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center
Comment
RSA774310
Gilia stellata
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2191
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
SD225059
Gilia stellata
G. K. Helmkamp
1998-4-4
3130
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center - Rice Rd).
474
Comment
UCR104017
Gilia stellata
George K. Helmkamp
1998-4-4
3130
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA430050
Guillenia lasiophylla
Robert L. Dressler
1949-3-19
424
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center
Comment
RSA562056
Hesperocallis undulata
Steve Boyd, Carol Boyd
1992-4-19
6928
Riverside
N end of the Granite Mountains along powerline road near junction of Highway 177 and Highway 62. Area of transition between Mojave and colorado Deserts.
Comment
RSA775270
Hibiscus denudatus
Duncan S. Bell
2011-4-8
2201
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA761287
Krameria grayi
Thomas Stoughton, J. McConnaughy, Andrew Monks, Malia Volke
2010-5-25
218
Riverside
Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62.
420
Comment
UCR228387
Krameria grayi
Thomas R. Stoughton, J. McConnaughy, D. Monks
2010-5-25
218
Riverside
Mojave Desert; East Mojave Desert, Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62
420
Comment
UCR3813
Langloisia matthewsii
Frank C. Vasek
1964-4-12
640412- 07
Riverside
Sonoran (Colorado) Desert, 29 Palms Road, 2.9 mi south of San Bernardino Co line, 1.5 mi from the junction with Rice Road
Comment
RSA390012
Larrea tridentata
Robert L. Dressler
1949-3-19
428
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment
RSA774311
Linanthus jonesii
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2190
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
CAS-BOT-BC401085
Loeseliastrum matthewsii
Sarah J. De Groot; April Garbat
2013-3-27
6890
Riverside
Along Highway 177 at the northwest foot of the Granite Mountains, south end of the Cadiz Valley
396
Comment
RSA0040185
Loeseliastrum matthewsii
Sarah J. De Groot, April Garbat
2013-3-27
6890
Riverside
Along Highway 177 at the northwest foot of the Granite Mountains, south end of the Cadiz Valley.
396
Comment
RSA562060
Loeseliastrum matthewsii
Steve Boyd, C. Boyd, Kyle A. Boyd
1992-4-19
6923
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
UCR103306
Loeseliastrum matthewsii
George K. Helmkamp
1998-4-4
3151
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA498793
Lotus rigidus
Robert L. Dressler
1949-3-19
425
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment Read comments May 24 2012
RSA775268
Lotus strigosus
Duncan S. Bell
2011-4-8
2203
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775600
Lotus strigosus
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
991
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA775606
Lotus strigosus
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
999
Riverside
Iron Mountains, on southwest side of mountains in wash.
423
Comment
UCR102952
Lotus strigosus
George K. Helmkamp
1998-4-4
3153
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA560357
Lotus tomentellus
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6915
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
POM349937
Lupinus arizonicus
Robert L. Dressler
1949-3-19
430
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment
UCR102943
Lupinus arizonicus
George K. Helmkamp
1998-4-4
3139
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA562059
Lupinus shockleyi
Steve D. Boyd, K. A. Boyd, C. Boyd
1992-4-19
6925
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
RSA0013749
Malacothrix glabrata
April Garbat, Sarah J. De Groot
2013-3-27
26
Riverside
Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road
398
Comment
RSA559923
Malacothrix glabrata
Steve Boyd, Carol Boyd, K. A. Boyd
1992-4-19
6912
Riverside
N 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.
Comment
RSA776022
Malacothrix glabrata
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
985
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
SD224860
Malacothrix glabrata
G. K. Helmkamp
1998-4-4
3140
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) and CA hwy 177 (Desert Center-Rice Rd.)
456
Comment
UCR104019
Malacothrix glabrata
George K. Helmkamp
1998-4-4
3140
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
SD225013
Mentzelia obscura
G. K. Helmkamp
1998-4-4
3145
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd.)
456
Comment
UCR104003
Mentzelia obscura
George K. Helmkamp
1998-4-4
3145
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA420958
Mimulus bigelovii var. bigelovii
Robert L. Dressler
1949-3-19
421
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment
UCR104012
Mirabilis bigelovii
George K. Helmkamp
1998-4-4
3131
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA777680
Mirabilis laevis var. villosa
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
980
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
SD225031
Mirabilis laevis var. villosa
G. K. Helmkamp
1998-4-4
3131
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd).
456
Comment
RSA774304
Mohavea confertiflora
Duncan S. Bell
2011-4-8
2197
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775802
Monoptilon bellioides
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
994
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UCR102940
Nemacladus orientalis
George K. Helmkamp
1998-4-4
3147
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA562058
Oenothera deltoides subsp. deltoides
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6926
Riverside
N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts.
Comment
RSA0072125
Orobanche cooperi
G. K. Helmkamp
1998-4-4
3144
Riverside
Southern Mojave Desert: junction of CA Hwy 62 (Twentynine Palms Hwy) & CA Hwy 177 (Desert Center-Rice Rd).
457
Comment
UCR103999
Orobanche cooperi
George K. Helmkamp
1998-4-4
3144
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR3810
Palafoxia arida
Frank C. Vasek
1964-4-12
640412- 08
Riverside
Sonoran (Colorado) Desert, 29 Palms Road, 2.9 mi south of San Bernardino Co line, 1.5 mi from the junction with Rice Road
Comment
RSA0013750
Palafoxia arida var. arida
April Garbat, Sarah J. De Groot
2013-3-27
28
Riverside
Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road
398
Comment
SD224956
Parkinsonia florida
Scott D. White
1995-5-11
3029
San Bernardino
Cadiz Valley, S of Iron Mts., Hwy 62 +/- 3 road mi E of jct w/ SH 177.
399
Comment
RSA0035940
Pectocarya heterocarpa
Deidre Conocchioli, Sarah J. De Groot
2014-1-23
133
Riverside
Just off HWY-62 E of 29 Palms. 2.8 miles W of HWY-177, E of the Colorodo River.
104
Comment
RSA562057
Pectocarya heterocarpa
Steve Boyd, K. A. Boyd, C. Boyd
1992-4-19
6927
Riverside
N 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.
Comment
RSA775798
Pectocarya heterocarpa
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
990
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA0028394
Pectocarya platycarpa
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2193
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA0035941
Pectocarya platycarpa
Deidre Conocchioli, Sarah J. De Groot
2014-1-23
132
Riverside
Just off HWY-62 E of 29 Palms. 2.8 miles W of HWY-177, E of the Colorodo River.
104
Comment
RSA559922
Pectocarya platycarpa
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6911
Riverside
N 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.
Comment
RSA775800
Pectocarya platycarpa
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
988
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UCR102944
Pectocarya platycarpa
George K. Helmkamp
1998-4-4
3137
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA775799
Pectocarya recurvata
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
989
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UCR159151
Phacelia
George K. Helmkamp
1998-4-4
3129
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR102953
Phacelia crenulata var. ambigua
George K. Helmkamp
1998-4-4
3152
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA775272
Phacelia distans
Duncan S. Bell
2011-4-8
2199
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA777678
Phacelia distans
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
982
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
SD185241
Phacelia distans
G. K. Helmkamp
1998-4-4
3129
Riverside
Junction of CA 62 and CA 177.
456
Comment
UCR102945
Phacelia distans
George K. Helmkamp
1998-4-4
3135 A
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
RSA420773
Phoradendron californicum
Robert L. Dressler
1949-3-19
429
Riverside
Coxcomb Mountains, 23 miles NE of Desert Center.
Comment
RSA562067
Plantago ovata var. fastigiata
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
6916
Riverside
N end of the Granite Mountains along powerline road near junction of Highway 177 and Highway 62. Area of transition between Mojave and colorado Deserts.
Comment
RSA0013272
Pleuraphis rigida
April Garbat, Sarah De Groot
2013-3-27
27
Riverside
Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road
398
Comment
RSA562055
Pleuraphis rigida
Steve Boyd, C. Boyd, K. A. Boyd
1992-4-19
s.n.
Riverside
N 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.
Comment
RSA776383
Pleuraphis rigida
Amber Swanson
2011-4-8
372
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA775265
Porophyllum gracile
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2206
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775605
Porophyllum gracile
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
998
Riverside
Iron Mountains, on southwest side of mountains in wash.
423
Comment
UCR269203
Porophyllum gracile
Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
998
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in wash
423
Comment
RSA774312
Prenanthella exigua
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2188
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
SEINET2054374
Psathyrotes ramosissima
Hugh Green, Lorin Hicks
1978-4-9
San Bernardino
Cadiz Valley, E Mojave Desert; just N of Riverside County line, near junctionof Hwy 62 with Hwy 177.
Comment
SD224973
Psorothamnus emoryi
G. K. Helmkamp
1998-4-4
3138
Riverside
Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd).
456
Comment
UCR104000
Psorothamnus emoryi
George K. Helmkamp
1998-4-4
3138
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR237516
Psorothamnus emoryi
Amber Swanson
2011-4-8
371
Riverside
Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62
423
Comment
CAS-BOT-BC340945
Psorothamnus spinosus
A. M. White
1974-6-7
1394
Riverside
23 mi. N. Desert Center
Comment
RSA284576
Psorothamnus spinosus
C. W. Tilforth
1980-7-1
2060
San Bernardino
Wash 4.0 mi. W of jct. of road to Iron Mtn. Pumping Plant and Hwy 62, E of Granite Pass,
Comment
RSA562063
Rafinesquia neomexicana
Steve Boyd, Carol Boyd, Kyle Boyd
1992-4-19
6920
Riverside
N 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.
Comment
UCR104018
Rafinesquia neomexicana
George K. Helmkamp
1998-4-4
3141
Riverside
Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd)
457
Comment
UCR33642
Salsola gobicola
Sears
1977-10-10
S 529
Riverside
Sonoran (Colorado) Desert, 23 mi. north of Desert Center, 3 mi. south of Hwy 62 Junction
335
Comment
RSA775607
Salsola paulsenii
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
1000
Riverside
Iron Mountains, on southwest side of mountains in wash
423
Comment
UC1080460
Sarcostemma hirtellum
P. C. Everett and E. K. Balls
1958-4-29
23029
Riverside
24.6 mi. n.e. from Desert Center (on rd. to Rice and Vidal Junction)
487
Comment
RSA777677
Schismus arabicus
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
983
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
RSA774307
Schismus barbatus
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2194
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775637
Schismus barbatus
Duncan S. Bell, The Desert Survivors Organization
2011-4-9
2228
San Bernardino
Iron Mountains; south section of the mountain range, east of the Colorado River Aqueduct were it passed out of the western section of the mountain range; approximately 4.5 northwest of Granite Pass.
331
Comment
RSA776379
Schismus barbatus
Amber Swanson
2011-4-8
376
Riverside
Granite Mtns area E of Hwy 177 near jct 62.
423
Comment
RSA73532
Stillingia linearifolia
D. D. Keck, H. G. Baker, P. Dansereau, H. Nordenskiold
1949-4-23
6247
Riverside
12 miles W. of Rice, 1 1/2 miles W. of Iron Mountain Pump Road.
Comment
RSA775266
Stillingia linearifolia
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2205
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775596
Stillingia linearifolia
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
992
Riverside
Iron Mountains, on southwest side of mountains in drainage on either side of the road
419
Comment
UC945038
Stillingia linearifolia
D. D. Keck, H. G. Baker, P. Dansereau, and H. Nordenskiold
1949-4-23
6247
Riverside
12 mi w Rice (1 1/2 mi w of Iron Mountain Pump Road); eastern Mojave Desert
Comment
RSA775269
Trixis californica
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2202
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775271
Xylorhiza tortifolia
Duncan S. Bell, The Desert Survivors Organization
2011-4-8
2200
Riverside
Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177.
470
Comment
RSA775602
Xylorhiza tortifolia var. tortifolia
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
995
Riverside
Iron Mountains, on southwest side of mountains in wash.
423
Comment
RSA775603
Xylorhiza tortifolia var. tortifolia
Thomas Stoughton, Stephanie Rockwood, Christi Gabriel
2011-4-6
996
Riverside
Iron Mountains, on southwest side of mountains in wash.
423
Comment
UCR269207
Xylorhiza tortifolia var. tortifolia
Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood
2011-4-6
995
Riverside
Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in wash
423
Comment