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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
SEINET3134333
Abronia villosa
N. H. Holmgren, R. E. Kern
1973-3-22
6458
Riverside
Rice Valley, 7 mi SSW of Rice
274
Comment
NY1084567
Achyronychia cooperi
N. H. Holmgren
1973-3-22
6469
Riverside
Rice Valley, 7 miles south-southwest of Rice
274
Comment
RSA649255
Amsinckia tessellata
Sears
1978-3-16
828
Riverside
2.5 mi. NW of Midland. in wash area beyond gap between Little Maria and Big Maria Mts.
Comment
SD28023
Aphyllon cooperi subsp. latilobum
Carl B. Wolf
1932-4-29
3113
Riverside
Blythe, Rice Road; 4.0 miles south of Browns Well.
213
Comment
SEINET3918776
Aristida californica
Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern
1973-3-22
6457
Riverside
Rice Valley, 7 miles south-southwest of Rice.; 0
274
Comment
SEINET212398
Aristida californica var. californica
N. H. Holmgren, PK Holmgren; RE Kern
1973-3-22
6457
Riverside
Rice Valley 7 miles south-southwest of Rice
274
Comment
HSC14519
Astragalus insularis
C. L. Hitchcock
1966-3-21
24331
Riverside
About 15 mi. S of Rice, on dirt road to Blythe.
Comment
UCD104769
Astragalus insularis
C. L. Hitchcock
1966-3-21
24331
Riverside
About 15 mi. s. of Rice, on dirt road to Blythe.
Comment
CAS-BOT-BC186900
Astragalus insularis var. harwoodii
Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern
1973-3-22
6454
Riverside
Rice Valley, 7 miles south-southwest of Rice
274
Comment
CAS-BOT-BC186901
Astragalus insularis var. harwoodii
C. L. Hitchcock
1966-3-21
24331
Riverside
About 15 mi. s. of Rice, on dirt road to Blythe
Comment
CAS-BOT-BC186902
Astragalus insularis var. harwoodii
C. L. Hitchcock
1966-3-21
24331
Riverside
15 mi. s. of Rice, on dirt road to Blythe
Comment
UC1287053
Astragalus insularis var. harwoodii
C. L. Hitchcock
1966-3-21
24331
Riverside
sand dunes about 15 mi s Rice (on dirt road to Blythe); s of Rice, road to Blythe
Comment
RSA608163
Boerhavia coulteri
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 A
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608164
Boerhavia triquetra
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 B
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608165
Boerhavia wrightii
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10051 C
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608173
Brandegea bigelovii
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10059
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
UCR72459
Chaenactis carphoclinia var. carphoclinia
Theo Glenn
1991-5-15
91- 42
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
RSA775940
Chaenactis stevioides
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
950
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UC2026420
Chamaesyce polycarpa
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10064
Riverside
COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
Comment
RSA608167
Chamaesyce polycarpa var. polycarpa
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10053
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608177
Chamaesyce polycarpa var. polycarpa
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10064
Riverside
Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
274
Comment
RSA608166
Chamaesyce setiloba
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10052
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
NY1154342
Cryptantha angustifolia
N. H. Holmgren
1973-3-22
6468
Riverside
Rice Valley, 7 miles south-southwest of Rice
274
Comment
NY1154442
Cryptantha micrantha
N. H. Holmgren
1973-3-22
6462
Riverside
Rice Valley, 7 miles south-southwest of Rice
274
Comment
RSA778529
Cryptantha micrantha var. micrantha
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
952
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
RSA608169
Ditaxis lanceolata
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10054 B
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608168
Ditaxis neomexicana
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10054 A
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608178
Ditaxis neomexicana
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10065
Riverside
Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
274
Comment
UC2026387
Ditaxis neomexicana
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10065
Riverside
COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
Comment
UCR72175
Ditaxis neomexicana
Theo Glenn
1991-5-15
91- 36
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
GH379125
Dithyrea californica
N. H. Holmgren, P. K. Holmgren & R. E. Kern
1973-3-22
6453
Unknown
Rice Valley, 7 miles south-southwest of Rice. T.2 S., R.20 E., Sec. 21
274
Comment
RSA271576
Dithyrea californica
Noel Holmgren
1973-3-22
6453
Riverside
Rice Valley 7 miles south southwest of Rice.
274
Comment
SEINET3167268
Dithyrea californica
R. W. Spellenberg, N. Zucker
2005-2-14
13497
Riverside
50 km NW of Blythe on Midway Rd., 5km NW of Midway. 14 km SE of Rice
50
Comment
UCR72348
Dyssodia porophylloides
Theo Glenn
1991-5-15
91- 35
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
RSA0119726
Eriastrum diffusum subsp. diffusum
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
957
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UCR72173
Eriogonum deflexum
Theo Glenn
1991-5-15
91- 134
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
RSA775721
Eriogonum trichopes
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
956
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UCD84930
Erodium texanum
Chuck Hughes
2010-3-22
202
Riverside
Near edge of Rice-Midland Road.
269
Comment
UCD84931
Eschscholzia glyptosperma
Chuck Hughes
2010-3-22
203
Riverside
Near edge of Rice-Midland Road.
269
Comment
UCD94205
Eschscholzia minutiflora
Shannon M. Still
2008-3-21
316
Riverside
California. Riverside County: Little Maria Mountains on Midland Road. In a wash north of pass through the mountains just off west side of the road.
272
Comment
UCR72179
Fagonia laevis
Theo Glenn
1991-5-15
91- 39
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
UCR33689
Festuca octoflora
Sears
1978-3-16
827
Riverside
Sonoran (Colorado) Desert, 2.5 mi NW of Midland, in wash area beyond gap between Little Maria and Big Maria Mtns
270
Comment
UCR72176
Hibiscus denudatus
Theo Glenn
1991-5-15
91- 38
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
CAS-BOT-BC289174
Hilaria rigida
K. Bonner
1977-10-30
60062 B
Riverside
7.5 mi. N. of Midland on Rice Road
274
Comment
UCD84933
Hilaria rigida
Chuck Hughes
2010-3-22
205
Riverside
About 9.4 miles south of Highway 62, next to railroad tracks.
245
Comment
UCR275476
Hilaria rigida
Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
955
Riverside
Sonoran (Colorado) Desert, dune system along Midland-Rice Road, south of Arica Mountains
305
Comment
RSA608171
Krameria erecta
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10056
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA609038A
Larrea tridentata
Steve D. Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10058
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA775723
Loeseliastrum matthewsii
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
958
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
SEINET3559988
Lotus strigosus var. strigosus
Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern
1973-3-22
6470
Riverside
Rice Valley, 7 mi S-SW of Rice
274
Comment
UCR72165
Lotus tomentellus
Theo Glenn
1991-5-15
91- 44
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
HSC5999
Malacothrix californica
C. L. Hitchcock
1966-3-21
24329
Riverside
About 15 mi. S of Rice, on dirt road to Blythe.
Comment
CAS-BOT-BC347707
Malacothrix glabrata
C. L. Hitchcock
1966-3-21
24329
Riverside
Sand dunes about 15 mi. s. of Rice, on dirt road to Blythe
Comment
CAS-BOT-BC347708
Malacothrix glabrata
Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern
1973-3-21
6452
Riverside
Rice Valley, 12.3 miles south of Rice
274
Comment
RSA775943
Malacothrix glabrata
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
953
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UC1287018
Malacothrix glabrata
C. L. Hitchcock
1966-3-21
24329
Riverside
about 15 mi s Rice (on dirt road to Blythe)
Comment
UCD134425
Malacothrix glabrata
C. L. Hitchcock
1966-3-21
24329
Riverside
about 15 miles south of Rice, on dirt road to Blythe.
Comment
RSA0121633
Mentzelia desertorum
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
949
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
RSA608162
Mollugo cerviana
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10050
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
UCR85602
Nemacladus orientalis
Theo Glenn
1991-5-15
91- 40
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
UCR72381
Oligomeris linifolia
Theo Glenn
1991-5-15
91- 37
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
UC1520678
Orobanche cooperi
Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern
1973-3-22
6467
Riverside
7 mi ssw of Rice (Rice Valley); Rice Valley
274
Comment
UC729742
Orobanche cooperi
Carl B. Wolf
1932-4-29
3113
Riverside
4 mi s of Browns Well (Eastern Colorado Desert, Blythe-Rice Road); Eastern Colorado Desert, Blythe-Rice Road
213
Comment
UCR168362
Orobanche cooperi
C. B. Wolf
1932-4-29
3113
Riverside
Eastern Sonoran (Colorado) Desert, 4 mi south of Browns Well on Blythe to Rice Road
213
Comment
UCD84934
Palafoxia arida var. arida
Chuck Hughes
2010-3-22
206
Riverside
About 9.4 miles south of Highway 62, next to railroad tracks.
245
Comment
RSA778391
Pectis papposa
Amber Swanson, Linda Jean Foster
2011-10-8
643
Riverside
Washes in the Little Santa Maria Wilderness W of Midland/Blythe-Rice Rd.
272
Comment
SEINET3828350
Pectis papposa
Amber Swanson, Linda Jean Foster
2011-1
643
Riverside
Washes in the Little Santa Maria Wilderness W of Midland/Blythe-Rice Rd.
272
Comment
RSA608161
Pectis papposa var. papposa
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10049
Riverside
Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10.
426
Comment
RSA608176
Pectis papposa var. papposa
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10063
Riverside
Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
274
Comment
HSC3747
Pectocarya heterocarpa
C. L. Hitchcock
1966-3-21
24328
Riverside
About 15 mi. S of Rice, on dirt road to Blythe.
Comment
UCR33810
Pectocarya heterocarpa
Sears
1978-3-16
826
Riverside
Sonoran (Colorado) Desert, 2.5 mi NW of Midland, in wash area beyond gap between Little Maria and Big Maria Mtns
270
Comment
SEINET3105400
Pectocarya penicillata
Sears
1978-3-16
826
Riverside
2.5 mi. NW of Midland. In wash area beyond gap between Little Maria and Big Maria Mts.
Comment
UCR72177
Perityle emoryi
Theo Glenn
1991-5-15
91- 41
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
RSA554209
Phacelia ambigua
Theo Glenn
1991-5-15
91 -43
Riverside
Sonoran (Colorado) Desert Little Maria Mountains, NW of Blythe.
351
Comment
UCR72178
Phacelia crenulata var. ambigua
Theo Glenn
1991-5-15
91- 43
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment
UCD84929
Phoradendron californicum
Chuck Hughes
2010-3-22
201
Riverside
Edge of Rice-Midland Road.
268
Comment
RSA775945
Pleuraphis rigida
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
955
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UC1979838
Pleuraphis rigida
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
955
Riverside
Mojave Desert; East Mojave Desert region: Dune system along Midland Rice Road, South Arica Mountains.
Comment
RSA0013895
Proboscidea althaeifolia
Steve Boyd, Valerie Soza, Tasha La Doux
1997-10-13
10062
Riverside
Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
274
Comment
UC2026428
Proboscidea althaeifolia
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10062
Riverside
COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains.
Comment
UCR101521
Proboscidea althaeifolia
Steve Boyd, Valerie Soza, Tasha LaDoux
1997-10-13
10062
Riverside
Colorado/Mojave Desert, Little Maria Mountains, bajada at SW end of Rice Valley along Midland Road, just north of pass between Little and Big Maria Mountains.
274
Comment
RSA0014817
Proboscidea parviflora subsp. parviflora
Aaron C. Sedgwick, Cody Leslie
2012-9-21
126
Riverside
Rice Valley - ~10 mi. south of Hwy. 62 on Rice/Blythe Rd.
281
Comment
UCR277623
Proboscidea parviflora subsp. parviflora
Aaron C. Sedgwick, Cody Leslie
2012-9-21
126
Riverside
Mojave Desert, Rice Valley, c. 10 miles south of Hwy 62 on Rice/Blythe Road
281
Comment
RSA775941
Rafinesquia neomexicana
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
951
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
CAS-BOT-BC239933
Schismus arabicus
Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern
1973-3-22
6464
Riverside
Rice Valley, 7 miles south-southwest of Rice
274
Comment
SEINET212601
Schismus barbatus
N. H. Holmgren, PK Holmgren; R. E. Kern
1973-3-22
6496
Riverside
Rice Valley 7 miles sout-southwest of Rice
274
Comment
RSA775938
Stephanomeria exigua subsp. exigua
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
948
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
JEPS22572
Stillingia spinulosa
Rimo Bacigalupi with Paul Hutchison
1958-2-19
6204
Riverside
6.3 mi n Midland (along desert road from Midland to Rice)
274
Comment
RSA775944
Stillingia spinulosa
Thomas Stoughton, Christi Gabriel, Stephanie Rockwood
2011-3-31
954
Riverside
Dune system along Midland Rice Road, South of Arica Mountains.
305
Comment
UCR72166
Trichoptilium incisum
Theo Glenn
1991-5-15
91- 45
Riverside
Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe
351
Comment