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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
GH355186
Abies concolor
G. T. Robbins
1944-10-15
1833
Unknown
At C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
SEINET195491
Abies concolor
G. Thomas Robbins
1944-10-15
1833
El Dorado
At Civil conservation Camp Camp Snowline 3 miles east of Camino
1036
Comment
UC747686
Abies concolor
G. Thomas Robbins
1944-10-15
1833
El Dorado
3 mi e Camino (at C.C.C. Camp Snowline)
1036
Comment
NY29503
Abies lowiana
G. T. Robbins
1944-10-15
1833
El Dorado
At CCC Camp Snowline, 3 miles east of Camino
1036.3
Comment
UC747688
Abies magnifica var. magnifica
G. Thomas Robbins
1943-6-27
1213
El Dorado
ridge above Summit Pass (ca. 0.75 mi sw of U.S. Hiway 50)
Comment
JEPS16378
Abronia umbellata
G. Thomas Robbins
1956-12-30
3799
Monterey
near Marina Monterey Bay; Marina Beach
Comment
UCD109829
Abronia villosa
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC1084469
Acaena pinnatifida var. californica
G. Thomas Robbins
1937-6-6
234
Sonoma
hills 2 - 3 mi. e. Bodega Bay
Comment
CAS-BOT-BC330655
Acer glabrum var. glabrum
G. Thomas Robbins
1945-7-1
2032
El Dorado
Slopes above Island Lake, ca 4 mi NE of Wrights Lake, 9 me N of US Hwy 50
2590
Comment
UC747305
Acer glabrum var. glabrum
G. Thomas Robbins
1945-7-1
2032
El Dorado
9 mi n of U.S. Highway 50 ca 4 mi ne Wrights Lake (above Island Lake); , ne of Wrights Lake
2590
Comment
UC747165
Achillea millefolium
G. Thomas Robbins
1943-6-16
1179
El Dorado
3 mi e Placerville; Institute of Forest Genetics Arboretum
Comment
SEINET5585530
Achnatherum lemmonii
G. Thomas Robbins
1945-1
1989
El Dorado
Above Camp Creek near Baltic Peak
1067
Comment
SEINET5585532
Achnatherum lemmonii
G. Thomas Robbins
1943-1
1156
El Dorado
Above North Fork Webber Creek, about 3 mi. e. of Camino
975
Comment
UC1084392
Achyrachaena mollis
G. Thomas Robbins
1937-4-25
145
Contra Costa
2 mi e Alamo
Comment
CAS-BOT-BC30417
Achyrachaena mollis
G. Thomas Robbins
1945-5-27
1956
El Dorado
About 1 mile north of Pleasant Valley
762
Comment
SEINET2429226
Achyrachaena mollis
G. Thomas Robbins
1945-5-27
1965
El Dorado
Grassy meadow with scattered oaks. About one mile north of Pleasant Valley.
760
Comment
UCD97897
Achyronychia cooperi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SBBG67316
Acmispon argophyllus var. argophyllus
J. R. and R. C. Robbins
1932-6-8
Tulare
Sequoia Nat Park
914
Comment
UCD104326
Acmispon parviflorus
W. W. Robbins
1928-4-29
966
Unknown
County Unknown: American River.
Comment
UCD104524
Acmispon wrangelianus
Robbins; Raynor
1943-6-1
s.n.
Modoc
Corporation Ranch, Likely.
Comment
UC747164
Adenocaulon bicolor
G. Thomas Robbins
1943-7-10
1263
El Dorado
3 mi e, along bank of North Fork Webber Creek Camino; Webber Creek
914
Comment
UC747207
Adenocaulon bicolor
G. Thomas Robbins
1945-7-16
2068
El Dorado
3 mi e, along bank of North Fork Webber Creek Camino; Webber Creek
914
Comment
CAS-BOT-BC29276
Adenocaulon bicolor
G. Thomas Robbins
1943-7-10
1263
El Dorado
North Fork of Webber Creek, about 3 miles E of Camino
914
Comment
SEINET195485
Adenocaulon bicolor
G. Thomas Robbins
1945-7-16
2068
El Dorado
North Fork Webber Creek, about 3 miles E of Camino
910
Comment
SBBG70868
Adenostoma sparsifolium
R. C. and J. R. Robbins
1923-2-15
Riverside
Pinyon Flat, Palms-Pines Rd
Comment
UCSB8229
Adiantum aleuticum
Robbins, G.
1936-8-1
Humboldt
Cliff above Van Duzen River, near Carlotta
Comment
UC907658
Aegilops triuncialis
G. Thomas Robbins
1945-5-20
1943
El Dorado
4 1/2 mi w of Rescue (Deer Valley Road near its junction with the Rescue Road); Deer Valley Road
304
Comment
SBBG71571
Agastache urticifolia
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
2133
Comment
UC747565
Agastache urticifolia
G. Thomas Robbins
1944-7-30
1818
El Dorado
9 mi n of U.S. Highway 50 about 4 mi ne Wrights Lake (along Willow Flat Trail near Maud Lake); near Maud Lake, ne of Wrights Lake
2438
Comment
RSA32395
Agastache urticifolia
G. Thomas Robbins
1944-7-30
1818
El Dorado
Near Maude Lake, along Willow Flat Trail, about 4 mi. NE of Wrights Lake (9 mi. N. of US Highway 50.
2439
Comment
UC747198
Agnorhiza bolanderi
G. Thomas Robbins
1945-4-22
1844
El Dorado
2 to 3 mi northwest of Shingle Springs
Comment
CAS-BOT-BC295694
Agnorhiza reticulata
G. Thomas Robbins
1946-9-7
3746
El Dorado
Along U. S. Highway 50, about 2 miles west of Shingle Springs
411
Comment
CAS-BOT-BC295697
Agnorhiza reticulata
G. Thomas Robbins
1946-9-7
3746
El Dorado
Along U. S. Highway 50, about 2 miles west of Shingle Springs
411
Comment
CAS-BOT-BC295699
Agnorhiza reticulata
G. Thos. Robbins
1945-6-30
2013
El Dorado
Unspecified
Comment Read comments Jun 5 2018
CAS-BOT-BC295701
Agnorhiza reticulata
G. Thomas Robbins
1945-6-30
2013
El Dorado
Extending along Green Valley Road for 1/4 mi. immediately w. of Rescue
396
Comment
JEPS15708
Agnorhiza reticulata
G. Thomas Robbins
1946-9-7
3746
El Dorado
about 2 mi w Shingle Springs (along U.S. Highway 50)
411
Comment
SEINET6709707
Agnorhiza reticulata
G. T. Robbins
1945-6-30
2013
El Dorado
Rescue
Comment
UCD128591
Agoseris grandiflora
G. Thomas Robbins; S. Galen Smith
1958-6-2
3851
Contra Costa
Along Franklin Canyon Road (State Highway 4) in Refugio Valley, just east of Hercules city boundary.
18
Comment
UC747144
Agoseris grandiflora var. grandiflora
G. Thomas Robbins
1943-7-10
1255
El Dorado
3 mi e Placerville; Eddy Arboretum, Institute of Forest Genetics
822
Comment
CAS-BOT-BC22839
Agoseris heterophylla var. cryptopleura
G. Thomas Robbins
1943-4-15
998
El Dorado
Above North Fork Webber Creek, 3 mi E of Camino
975
Comment
UC907761
Agoseris heterophylla var. cryptopleura
G. Thomas Robbins
1944-5-15
1600
El Dorado
3 mi e, (near Institute of Forest Genetics) Placerville
762
Comment
JEPS7979
Agoseris monticola
G. Thomas Robbins and Peter H. Raven
1954-7-22
3626
Tulare
along John Muir Trail to Mt. Guyot at Guyot Flat Crabtree Meadows; Sequoia National Park
3200
Comment
JEPS7959
Agoseris retrorsa
G. Thomas Robbins
1953-5-8
3526
Calaveras
4.7 mi w, along Mokelumne Hill-Glencoe road Glencoe; Rich Gulch, Mokelumne Hill
457
Comment
UC747131
Agoseris retrorsa
G. Thomas Robbins
1943-4-29
1047
El Dorado
3 mi e, along U.S. Highway 50 at C.C.C. Camp Snowline Camino
1036
Comment
JEPS25267
Agrostis alba
G. Thomas Robbins
1959-8-30
4154
Alameda
vacant lot at corner of Excelsior Ct. and MacArthur Blvd (just e of intersection of Lakeshore Ave.); Oakland
7
Comment
SEINET221009
Agrostis capillaris
G. Thomas Robbins
1944-7-6
1754
El Dorado
Sly Park meadow 5 mi s. of Pollock Pines.
1006
Comment
UC907641
Agrostis capillaris
G. Thomas Robbins
1944-7-6
1754
El Dorado
5 mi s Pollock Pines; Sly Park meadow
Comment
CAS-BOT-BC139359
Agrostis idahoensis
G. Thomas Robbins
1956-9-8
3751
El Dorado
Just beyond the northeast edge of Wrights Lake.
2133
Comment
UC907612
Agrostis scabra
G. Thomas Robbins
1945-8-12
2115
El Dorado
2 to 3 mi se Lake Tahoe; Lake Valley
1920
Comment
UC747490
Alisma plantago-aquatica
G. Thomas Robbins with J. T. Howell
1945-5-5
1879
Marin
0.5 mi n Hamilton Field Air Base
0
Comment
UCD98022
Allionia incarnata var. incarnata
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SEINET195718
Allium amplectens
G. T. Robbins
1943-5-7
1075
El Dorado
Institute of Forest Genetics 3 mi E of Placerville
0
Comment
CAS-BOT-BC447492
Allium amplectens
G. Thomas Robbins
1943-5-7
1075
El Dorado
Institute of Forest Genetics, 3 miles east of Placerville
792
Comment
UC747512
Allium campanulatum
G. Thomas Robbins
1943-6-5
1119
El Dorado
3-4 mi s Kyburz (slope above Silver Fork American River near Sacramento Box Co. sawmill (China Flat)); Silver Fork American River
1371
Comment
UC747528
Allium campanulatum
G. Thomas Robbins
1943-5-27
1093
El Dorado
about 3 mi e Camino (woods along bank of North Fork Webber Creek); North Fork Webber Creek
914
Comment
UC907673
Allium campanulatum
G. Thomas Robbins
1944-7-30
1815
El Dorado
ridge above Lake Lois; Desolation Valley Wilderness Area
2590
Comment
RSA123593
Allium falcifolium
G. Thomas Robbins
1936-5-1
s.n.
Lake
East and opposite Mirabel Mine.
Comment
JEPS8048
Allium peninsulare var. peninsulare
G. Thomas Robbins
1953-5-7
3514
Calaveras
on road to Columbia 2 mi s, on lower slopes of table Mountain Vallecito; Table Mountain
487
Comment
UC747531
Allium peninsulare var. peninsulare
G. Thomas Robbins
1945-5-20
1933
El Dorado
ca. 1/2 mi n Simpson Ranch (along bank of Sweetwater Creek); Sweetwater Creek
182
Comment Read comments May 11 2010
SEINET195497
Allium validum
G. Thomas Robbins
1944-7-29
1812
El Dorado
Desolation Valley Wilderness Area; Camper Flat along the Rubicon River, Rockbound Valley.
2134
Comment
UC1560914
Allium validum
G. T. Robbins
1945-8-5
G.N. 302
El Dorado
Onion Flat Desolation Valley Wilderness Area, Rockbound Valley
2042
Comment
UC747516
Allium validum
G. Thomas Robbins
1944-7-29
1812
El Dorado
woods at Camper Flat along Rubicon River Desolation Valley Wilderness Area, Rockbound Valley
2133
Comment
CAS-BOT-BC476731
Allium validum
G. T. Robbins
1945-8-5
28
El Dorado
Onion Flat, Rockbound Valley, Desolation Valley Wilderness Area
2042
Comment
RSA32310
Allium validum
G. Thomas Robbins
1944-7-29
1812
El Dorado
At Camper Flat along Rubicon River, Rockbound Valley, Desolation Valley Wilderness area.
2134
Comment
UC746858
Alnus incana subsp. tenuifolia
G. Thomas Robbins
1944-6-17
1699
El Dorado
along small stream about 1 mi e Pyramid Ranger Station
1676
Comment
UC972348
Alopecurus aequalis
G. Thomas Robbins
1951-8-4
3406
Fresno
1 -3 mi. w. Piute Pass (just s. of Humphreys Basin)
3352
Comment
SEINET7295653
Alopecurus aequalis
G. Thomas Robbins
1951-1
3406
Fresno
Half-submerged in small pools open meadow country, 1-2 miles west of Piute Pass, just south of Humphreys Basin
3353
Comment
OBI17106
Ambrosia chamissonis
G. Thomas Robbins, John Weiler
1959-5-23
4021
Contra Costa
On breakwater (partly natural, partly manmade) portion of Brooks Island 9its NW extension), San Francisco Bay, Richmond
Comment
UCD128783
Ambrosia chamissonis
G. Thomas Robbins; John Weiler
1959-5-23
4021
Contra Costa
Brooks Island (its north-western extension), San Francisco Bay, Richmond.
7
Comment
SBBG61678
Ambrosia dumosa
J. R. and R. C. Robbins
1930-3-29
Los Angeles
Antelope Valley
Comment
SD185444
Ambrosia psilostachya
Jolynn Robbins
2004-8-23
35
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
UCD81557
Ambrosia psilostachya
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
UC746949
Amelanchier alnifolia var. pumila
G. Thomas Robbins
1943-7-25
1288 a
El Dorado
slopes above Medley Lakes (reservoir); Desolation Valley Wilderness Area
2590
Comment
CAS-BOT-BC142989
Amelanchier utahensis
G. Thomas Robbins
1944-4-23
1549
El Dorado
Along shore of Slab Creek near its juncture with South Fork American River, about 5 mi. n. of Camino.
609
Comment
UC746997
Amelanchier utahensis
G. Thomas Robbins
1943-4-24
1025
El Dorado
3 mi e Camino
1036
Comment
UCD81537
Ammannia robusta
W. W. Robbins; W. D. Norton
1927-10-1
823
Yolo
West of Davis.
Comment
UC1084432
Amsinckia eastwoodiae
G. Thomas Robbins
1940-3-16
285
San Joaquin
near Castle Rock (n facing slope Corral Hollow); Corral Hollow
198
Comment
JEPS8065
Amsinckia eastwoodiae
G. Thomas Robbins and Lawrence L. Heckard
1953-5-30
3549
Tulare
Above South Fork of Kaweah River, about 10.5 miles southeast of Three Rivers.
Comment
JEPS25116
Amsinckia intermedia
G. Thomas Robbins
1959-3-29
3964
Alameda
1 3/4 mi nw Mt. Eden (and about 3/4 mi s of Russell, along shore of San Francisco Bay, 1/4 mi n of w end Depot Road, adjacent toAmerical Salt Co.); San Francisco Bay
1
Comment
JEPS25114
Amsinckia lycopsoides
G. Thomas Robbins
1959-3-29
3966
Alameda
1/2 mi w Mt. Eden (just ne of Mt. Eden Cemetery along Depot Road)
10
Comment
SD159780
Amsinckia menziesii var. menziesii
Jolynn Robbins
2004-4-19
8
San Diego
DAMON LANE COUNTY PARK, NEAR FURY. TAKE WIEGHORST, LEFT ON CALLE ALBARA.
68
Comment
UC747586
Amsinckia menziesii var. menziesii
G. Thomas Robbins
1944-5-7
1593
El Dorado
about 5 mi s Pollock Pines (along Pleasant Valley Road w of Sly Park Meadow)
1005
Comment
UC747587
Amsinckia menziesii var. menziesii
G. Thomas Robbins
1944-5-12
1598
El Dorado
3 mi e of Placerville (slope w of Institute of Forest Genetics)
762
Comment
JEPS25263
Amsinckia spectabilis
G. Thomas Robbins with John Weiler
1950-8-8
4150
San Luis Obispo
1 1/2 mi se of Oso Flaco Lake
15
Comment
UC1084383
Amsinckia tessellata var. gloriosa
G. Thomas Robbins
1937-4-11
77
San Mateo
above Colma (along Skyline Blvd, s of San Francisco)
Comment
UC1084492
Anaphalis margaritacea
G. Thomas Robbins
1940-5-15
313
San Francisco
Sunset District
Comment
POM313193
Andropogon glomeratus
G. Thomas Robbins, S. Galen Smith
1949-11-19
1903
Marin
Roadside seep. Liberty Gulch, Mt. Tamalpias.
Comment
UC1100220
Andropogon glomeratus var. pumilus
G. T. Robbins and S. Galen Smith
1949-11-19
1903
Marin
Liberty Gulch Mt. Tamalpais; , Liberty Gulch
Comment
JEPS7976
Androsace septentrionalis subsp. subumbellata
G. Thomas Robbins
1954-7-24
3629
Tulare
above unnamed lake in upper reaches Crabtree Creek; Sequoia National Park
3444
Comment
JEPS7982
Androsace septentrionalis subsp. subumbellata
G. Thomas Robbins, Peter H. Raven
1954-7-19
3622
Inyo
above small lake on first bench above Consultation Lake (Lone Pine Canyon); Long Pine Canyon, above Consultation Lake
3657
Comment
JEPS7453
Androstephium breviflorum
G. Thomas Robbins and Rimo Bacigalupi
1952-4-19
3430
San Bernardino
along US Hwy 91 about 1 mi w Cronese (Cronese Valley); Mohave Desert
396
Comment
JEPS7990
Anelsonia eurycarpa
G. Thomas Robbins
1954-7-30
3644
Tulare
along trail to summit of Mount Whitney just above its junction with the John Muir Trail; Sequoia National Park, Mount Whitney
3962
Comment
UC747416
Anemone occidentalis
G. Thomas Robbins
1945-8-3
2074
El Dorado
e. face just below summit Tells Peak; Desolation Valley Wilderness Area, Tells Peak
2743
Comment
CAS-BOT-BC391943
Anemone occidentalis
G. Thomas Robbins
1945-8-3
2074
El Dorado
On eastern face of Tells Peak just below summit, Desolation Valley Wilderness Area
2743
Comment
CAS-BOT-BC271416
Anisocarpus scabridus
G. Thomas Robbins; L. R. Heckard
1956-7-25
3725
Lake
Southern extension of Snow Mt. West and about one-fourth mile south of its summit
2103
Comment
SEINET6735016
Anisocoma acaulis
G. T. Robbins
1950-4-7
3322
Inyo
About 5 miles south of Lone Pine
1067
Comment
UC747209
Antennaria media
G. Thomas Robbins
1944-7-28
1793
El Dorado
above, near Rockbound pass Lake Doris; Desolation Valley Wilderness
2590
Comment
CAS-BOT-BC69108
Antennaria media
G. Thomas Robbins
1944-7-28
1793
El Dorado
Above Lake Doris near Rockbound Pass, Desolation Valley Wilderness Area
2590
Comment
UC964836
Anulocaulis annulatus
G. Thomas Robbins
1950-4-6
3316
Inyo
Death Valley Nat'l Monument, Panamint Mts., Mosaic Canyon
Comment
UC747576
Apocynum androsaemifolium
G. Thomas Robbins
1943-7-25
1324
El Dorado
slope above e. shore of Echo Lake
2286
Comment
UC747577
Apocynum cannabinum
G. Thomas Robbins
1944-6-16
1694
El Dorado
roadway at edge of pine platation, Institute of Forest Genetics Institute of Forest Genetics
792
Comment
SBBG71711
Aquilegia formosa
J. R. and R. C. Robbins
1932-7-16
Mariposa
Tioga Pass Rd
Comment
UC746946
Aralia californica
G. Thomas Robbins
1945-7-16
2066
El Dorado
3 mi. e. Camino (N. Fork Webber Creek); N. Fork Webber Creek
914
Comment
CAS-BOT-BC128723
Arbutus menziesii
G. Thomas Robbins
1943-4-24
1026
El Dorado
Above small stream at edge of shady conifer woods, ca. 3 mi. NE of Camino
975
Comment
SBBG59968
Arbutus menziesii
R. C. and J. R. Robbins
1921-1
Santa Barbara
N slope Santa Ynez Mtns
Comment
UC747595
Arbutus menziesii
G. Thomas Robbins
1943-4-24
1026
El Dorado
3 mi ne of Camino
975
Comment
UC1084441
Arctostaphylos
G. Thomas Robbins
1940-3-22
301
Sonoma
Guerneville Rd ca 8.5 mi w Santa Rosa (in small gully along road); Vine Hill region
45
Comment
UC747667
Arctostaphylos
G. Thomas Robbins
1945-2-19
1838
El Dorado
3 mi e Placerville; Fruit Ridge
762
Comment
UC747682
Arctostaphylos
G. Thomas Robbins
1944-2-6
1483
El Dorado
near head of Spanish Ravine (e outskirts of Placerville); Placerville
Comment
UC1084443
Arctostaphylos densiflora
G. Thomas Robbins
1940-3-22
303
Sonoma
ca 8.5 mi w Santa Rosa (apple orchard along Guerneville rd); Vine Hill region
45
Comment
UC1084434
Arctostaphylos glandulosa subsp. glandulosa
G. Thomas Robbins
1940-3-21
292
Sonoma
bed of creek e Chalk Hill road (5-6 mi e of Windsor); Barnes Creek
38
Comment
UC747677
Arctostaphylos glandulosa subsp. glandulosa
G. Thomas Robbins
1944-4-13
1499
Marin
about 4 mi w Hamilton Field Air Base; Big Rock Ridge
396
Comment
GH350363
Arctostaphylos glandulosa var. cushingiana
G. T. Robbins
1944-4-13
1499
Unknown
Big Rock Ridge, 4 miles west of Hamilton Field Air Base
396
Comment
SBBG60020
Arctostaphylos glauca
R. C. and J. R. Robbins
1933-2-15
Riverside
Pinyon Flat, Palms to Pines (St Hwy 74)
Comment
A350649
Arctostaphylos mewukka
G. T. Robbins
1944-3-31
Unknown
North Fk. Webber Creek, ca. 3 mi. e. of Camino
975
Comment
UC747666
Arctostaphylos mewukka
G. Thomas Robbins
1944-3-31
1492
El Dorado
3 mi e Camino (canyon slope above creek); North Fork Webber Creek
975
Comment
GH350773
Arctostaphylos nevadensis
G. T. Robbins
1945-7-1
2028
Unknown
above shore of Grouse Lake, 2-2 1/2 miles east of Wrights Lake, 9 miles north of U. S. Highway 50
2590
Comment
RSA46944
Arctostaphylos nevadensis
G. Thomas Robbins
1943-6-27
1216
El Dorado
Rocky ridge above Echo Summit Pass.
2439
Comment
UC747662
Arctostaphylos nevadensis
G. Thomas Robbins
1945-7-1
2028
El Dorado
2-2 1/2 mi e Wrights Lake (9 mi n of US Hwy 50, above shore of Grouse Lake); Grouse Lake
2590
Comment
UC747685
Arctostaphylos nevadensis
G. Thomas Robbins
1943-6-27
1216
El Dorado
ridge above Echo Summit Pass
2438
Comment
A350795
Arctostaphylos nissenana
G. T. Robbins
1944-2-6
1482
Unknown
Near head of Spanish Ravine at eastern outskirts of Placerville
Comment
CAS-BOT-BC39912
Arctostaphylos nissenana
G. Thomas Robbins
1944-2-6
1483
El Dorado
Near head of Spanish Ravine at eastern outskirts of Placerville.
Comment
CAS-BOT-BC39913
Arctostaphylos nissenana
G. Thomas Robbins
1944-2-6
1483
El Dorado
Near head of Spanish Ravine at eastern outskirts of Placerville.
Comment
GH350798
Arctostaphylos nissenana
G. T. Robbins
1943-3-28
971
Unknown
on slope near head of Spanish Ravine, at eastern outskirts of Placerville
609
Comment
JEPS15038
Arctostaphylos nissenana
G. Thomas Robbins
1943-3-28
971
El Dorado
slopes near head of Spanish Ravine; Placerville
609
Comment
UC747683
Arctostaphylos nissenana
G. Thomas Robbins
1943-3-28
971
El Dorado
on slope near head of Spanish Ravine (e outskirts of Placerville); Placerville
609
Comment
RSA32124
Arctostaphylos nissenana
G. Thomas Robbins
1943-3-28
971
El Dorado
on slope near head of Spanish Ravine, at eastern outskirts of Placerville
609
Comment
CAS-BOT-BC46697
Arctostaphylos patula
G. Thomas Robbins
1943-6-7
1137
El Dorado
Above Silver Fork American River near Sacramento Box Sawmill (China Flat), ca. 4 mi. s. of Kyburz.
1371
Comment
UC1084352
Arctostaphylos stanfordiana
G. Thomas Robbins
1937-3-25
8
Sonoma
8-10 mi e Santa Rosa (n-facing slope of canyon); Santa Rosa Creek Canyon
Comment
CAS-BOT-BC47408
Arctostaphylos viscida subsp. viscida
G. Thomas Robbins
1944-9-24
1830
El Dorado
above North Fork Webber Creek, about 3 miles east of Camino
1066
Comment
JEPS25152
Argyranthemum foeniculaceum
G. Thomas Robbins with John Weiler
1959-5-23
4022
Contra Costa
nw extension Brooks Island (on breakwater (partly natural, partly man-made)); San Francisco Bay, Richmond
Comment
OBI16786
Argyranthemum foeniculaceum
G. Thomas Robbins, John Weiler
1959-5-23
4022
Contra Costa
Brooks Island (its NW extension), San Francisco Bay, Richmond
Comment
SBBG58495
Armeria maritima subsp. californica
R. C. Robbins
1931-4-16
San Luis Obispo
between Cambria and San Simeon
Comment
CAS-BOT-BC82703
Arnica longifolia
G. Thomas Robbins
1943-9-5
1374
El Dorado
Summit of Mt. Tallac
2956
Comment
JEPS15569
Arnica longifolia
G. Thomas Robbins with L. R. Heckard
1956-7-25
3712
Colusa
Snow Mt. East (s flank) Dark Hollow Creek, Snow Mt. East
1981
Comment
CAS-BOT-BC82781
Arnica mollis
G. Thomas Robbins
1956-9-10
3763
Amador
slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake
2346
Comment
CAS-BOT-BC82793
Arnica mollis
G. Thomas Robbins
1944-7-29
1799
El Dorado
on ridge south and above Lake Schmidell, Desolation Valley Wilderness Area
2590
Comment
JEPS15694
Arnica mollis
G. Thomas Robbins
1956-9-10
3763
Amador
1/2 mi s Kirkwood Lake
2346
Comment
UC747169
Arnica mollis
G. Thomas Robbins
1944-7-29
1799
El Dorado
s and above, (in meadow on ridge) Lake Schmidell; Desolation Valley Wilderness Area
2590
Comment
JEPS15693
Arnica nevadensis
G. Thomas Robbins
1956-9-10
3764
Amador
1/2 mi s Kirkwood Lake
2346
Comment
UC747172
Arnica nevadensis
G. Thomas Robbins
1944-7-29
1806
El Dorado
Red Peak, above Lake Schmidell Desolation Valley Wilderness Area, Red Peak
2651
Comment
CAS-BOT-BC85106
Arnica nevadensis
G. Thomas Robbins
1956-9-10
3764
Amador
Steep, somewhat rocky slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake
2346
Comment
CAS-BOT-BC85107
Arnica nevadensis
G. Thomas Robbins
1956-9-10
3764
Amador
Steep, somewhat rocky slope above State Highway 88, close to turn-off for and about one-half mile south of Kirkwood Lake
2346
Comment
CAS-BOT-BC85109
Arnica nevadensis
G. Thomas Robbins
1944-7-29
1806
El Dorado
Dry, granitic soil pockets on east-facing slope of Red Peak above Lake Schmidell, Desolation Valley Wilderness Area
2651
Comment
UC747151
Arnica ovata
G. Thomas Robbins
1943-8-15
1341
El Dorado
2 1/2 mi ne of, near Grouse Lake Wrights Lake; Grouse Lake
2438
Comment
CAS-BOT-BC84832
Artemisia cana subsp. cana
G. Thomas Robbins
1945-10-18
2157
Lassen
Harvey Valley, Lassen National Forest
1676
Comment
CAS-BOT-BC93701
Artemisia norvegica subsp. saxatilis
G. Thomas Robbins
1956-9-10
3769
Alpine
Along trail to Round Top and Elephants Back, between Woods Lake and Winnemucca Lake, about 2 miles airline south of
2682
Comment
JEPS15688
Artemisia norvegica subsp. saxatilis
G. Thomas Robbins
1956-9-10
3769
Alpine
2 airline miles s of Carson Pass (along trail to Round top and Elephants Back, between Woods Lake and Winnemucca Lake)
2621
Comment
GH404931
Artemisia tridentata
G. T. Robbins
1945-10-7
2155
Unknown
Southeast slope of Harvey Mt., 2-3 miles northeast of Burgess Spring, Harvey Valley, Lassen N. F. (T. 33N., R.9E)
1676
Comment
GH427520
Artemisia tridentata subsp. vaseyana
G. T. Robbins
1945-10-7
2155
Unknown
Southeast slope of Harvey Mt., 2-3 miles northeast of Burgess Spring, Harvey Valley, Lassen N. F. [National Forest] (T.33N., R.9E)
1676
Comment
SEINET195654
Artemisia tridentata subsp. vaseyana
G. Thomas Robbins
1945-10-7
2155
Lassen
Lassen National Forest; Harvey Mountain, 2-3 miles northeast of burgess Spring, Harvey Valley
1676
Comment
CAS-BOT-BC400616
Asarum hartwegii
G. Thomas Robbins
1943-4-24
1028
El Dorado
Ca. 3 mi. e. of Camino
1036
Comment
SEINET195650
Asclepias cordifolia
G. Thomas Robbins
1943-6-2
1109
El Dorado
At ccc Camp Snowline.
1036
Comment
UC747579
Asclepias cordifolia
G. Thomas Robbins
1943-6-2
1109
El Dorado
C.C.C. Camp Snowline
1036
Comment
UC1084478
Asclepias fascicularis
G. Thomas Robbins
1937-6-18
250
Sonoma
College Avenue Santa Rosa
Comment
SEINET195648
Asclepias speciosa
G. Thomas Robbins
1943-7-18
1278
El Dorado
Near Phippen Mill, 5 miles south of Pollock Pines.
1006
Comment
UC747636
Aspidotis densa
G. Thomas Robbins
1943-6-27
1218
El Dorado
ridge above Echo summit Pass (ca. 3/4 mi sw of US Hwy 50)
2438
Comment
UC907726
Aspidotis densa
G. Thomas Robbins
1945-6-17
1994
El Dorado
above Camp Creek near Baltic Peak
1005
Comment
UC964818
Aspidotis densa
G. Thomas Robbins
1945-6-14
1994
El Dorado
near Baltic Peak (above Camp Creek)
1005
Comment
CAS-BOT-BC177566
Astragalus bolanderi
G. Thomas Robbins
1943-8-15
1358
El Dorado
Along shore of Wrights Lake
2286
Comment
UC1057449
Astragalus gambelianus
G. Thomas Robbins
1937-4-11
98
San Mateo
near Spring Valley Lakes (along road to Woodside); near Spring Valley Lakes, along road to Woodside
Comment
CAS-BOT-BC178479
Astragalus gambelianus
G. Thomas Robbins
1944-5-16
1607
El Dorado
Grassy sites at Institute of Forest Genetics, 3 mi. e. of Placerville.
822
Comment
SEINET948338
Astragalus gambelianus
G. Thomas Robbins
1943-1
981
El Dorado
Just south of Institute of Forest Genetics, 3 mi. E. of Placerville.
792
Comment
UC746981
Astragalus gambelianus
G. Thomas Robbins
1944-5-16
1607
El Dorado
3 mi e Placerville (at Institute of Forest Genetics); Institute of Forest Genetics, e of Placerville
822
Comment
RSA0006806
Astragalus lentiginosus var. variabilis
G. Thomas Robbins, R. C. Bacigalupi
1952-4-19
3441
Kern
10 miles east of Mojave
Comment
JEPS7479
Astragalus nuttallianus var. imperfectus
G. Thomas Robbins, Rimo Bacigalupi
1952-4-28
3473
San Bernardino
rocky slopes near Mitchell's Caverns (Providence Mountains, Mohave Desert); Mohave Desert, Providence Mountains, nr Mitchell's Caverns
1371
Comment
RSA0006830
Astragalus nuttallianus var. imperfectus
G. Thomas Robbins, R. C. Bacigalupi
1952-4-28
3473
San Bernardino
Rocky slopes near Mitchell's Caverns, Providence Mtns.
1372
Comment
SBBG67428
Astragalus purshii var. tinctus
J. R. and R. C. Robbins
1930-3-25
San Bernardino
NE Mojave Desert
Comment
JEPS15533
Astragalus pycnostachyus
G. Thomas Robbins
1956-8-18
3737
San Mateo
on slope above Pomponio Creek at its mouth at the Pacific Ocean; on slope above Pomponio Creek
Comment
JEPS24302
Astragalus tener var. tener
G. Thomas Robbins
1959-4-11
3977
Alameda
about 3/4 mi nw Mt. Eden (about 3/4 mi s of Russell, evaporating ponds along shore San Francisco Bay, adjacent to (just e) American Salt Co, ca 1/4 mi n w end Depot Rd); shore San Francisco Bay, nw of Mt. Eden, s of Russell
1
Comment
CAS-BOT-BC194010
Astragalus trichopodus var. lonchus
L. F. Robbins
1927-7-1
s.n.
Santa Barbara
Near the coast in Santa Barbara county.
Comment
CAS-BOT-BC69529
Athyrium alpestre subsp. americanum
G. Thomas Robbins
1945-8-3
2075
El Dorado
On eastern face of Tells Peak just below summit, Desolation Valley Wilderness Area.
2743
Comment
UC964847
Athyrium distentifolium var. americanum
G. Thomas Robbins
1944-7-29
1798
El Dorado
ridge s and above Lake Schmidell; Desolation Valley Wilderness Area
2590
Comment
UC964856
Athyrium distentifolium var. americanum
G. Thomas Robbins
1945-8-3
2075
El Dorado
just below summit Tells Peak (e face); Desolation Valley Wilderness Area
2743
Comment
JEPS20852
Athyrium filix-femina var. cyclosorum
G. Thomas Robbins
1956-9-14
3783
El Dorado
ca. 1/2 mi nw of Echo Summit (along U.S. Hwy 50)
2225
Comment
UC747644
Athyrium filix-femina var. cyclosorum
G. Thomas Robbins
1944-6-7
1657
El Dorado
3 mi e Camino (canyon slope above N Fork Webber Creek)
975
Comment
UC747386
Athysanus pusillus
G. Thomas Robbins
1943-4-10
988
El Dorado
3 mi e of Camino (above North Fork Webber Creek)
975
Comment
UCD114245
Athysanus pusillus
W. W. Robbins
1928-4-29
941
Sacramento
American River.
Comment
JEPS25279
Atriplex leucophylla
G. Thomas Robbins
1959-9-27
4166
Alameda
at edge San Francisco Bay about one-half mi e San Francisco-Oakland Bay Bridge Toll Plaza (Oakland); edge San Francisco Bay, Oakland
Comment
JEPS24999
Atriplex semibaccata
G. Thomas Robbins
1958-8-9
3923
Alameda
waste places around public dump at the w end Willow Road about one-half mi ne Plummer Landing (sw of Newark); , ne of Plummer Landing
Comment
UCD81539
Baccharis douglasii
W. W. Robbins; W. D. Norton
1928-8-1
1425
Yolo
near Clarksburg.
Comment
CAS-BOT-BC98021
Baccharis pilularis
G. Thomas Robbins
1943-11-2
1406
El Dorado
on slope above Smith Flat, 3 mi. e. of Placerville
731
Comment
SBBG63135
Baccharis pilularis subsp. consanguinea
R. C. and J. R. Robbins
1920-10-19
Santa Barbara
Hot Springs Rd, Montecito
Comment
SD185462
Baccharis salicifolia
Jolynn Robbins
2006-4-9
37
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
UCD129504
Baileya pauciradiata
W. W. Robbins
1939-12-24
s.n.
San Diego
Southeast San Diego County: Exact location unknown.
Comment
SEINET8734374
Balsamorhiza bolanderi
G. Thomas Robbins
1945-1
1844
El Dorado
northwest of Shingle Springs
457
Comment
CAS-BOT-BC106533
Balsamorhiza deltoidea
G. Thomas Robbins
1944-5-5
1582
El Dorado
Wooded slope e. and above Smith Flat, 2 1/2 mi. e. of Placerville.
670
Comment
UC747150
Balsamorhiza sagittata
G. Thomas Robbins
1945-7-8
2041
El Dorado
near Al Tahoe; Lake Tahoe
1920
Comment
UC907735
Barbarea orthoceras
G. Thomas Robbins
1944-5-16
1608
El Dorado
North Fork Webber Creek, ca. 3 mi E. of Camino
914
Comment
CAS-BOT-BC16782
Barbarea verna
G. Thomas Robbins
1944-5-16
1608
El Dorado
Along North Fork Webber Creek, ca. 3 miles east of Camino.
914
Comment
JEPS8226
Bassia hyssopifolia
G. Thomas Robbins with D. M. Post, J. W. Dawson, and P. H. Raven
1954-9-3
3648
Stanislaus
along Vernalis-Modesto road (Maza Road) 1.8 mi e of bridge crossing San Joaquin River (5.4 mi e of Vernalis)
7
Comment
JEPS21967
Bellardia trixago
G. Thomas Robbins with S. Galen Smith
1958-6-2
3849
Contra Costa
just e Hercules city boundary (s and above Refugio Valley, slope along Franklin Canyon Road (State Highway 4))
18
Comment
CAS-BOT-BC75654
Berberis nervosa
G. Thomas Robbins
1944-5-28
1638
El Dorado
Along Long Creek 1-2 miles from its confluence with South Fork American River.
762
Comment
CAS-BOT-BC75980
Berberis pumila
G. Thomas Robbins
1944-4-30
1569
El Dorado
Above South Fork Webber Creek, 3-4 miles northeast of Newtown.
914
Comment
JEPS25018
Bidens frondosa
G. Thomas Robbins
1958-10-4
3942
Alameda
about equidistant between Eastshore Freeway and Oakland Municipal Airport, along Hegenberger Road, Oakland Oakland Municipal Airport
Comment
UCSB8245
Blechnum spicant
Robbins, G.
1936-8-1
Humboldt
Near Strong's Station.
Comment
GH414796
Blennosperma nanum
G. T. Robbins
1945-4-22
1857
Unknown
about 2 1/2 mi. e. of Shingle Springs
457
Comment
UC907698
Blennosperma nanum var. nanum
G. Thomas Robbins
1945-4-22
1857
El Dorado
about 2 1/2 mi e of Shingle Springs
457
Comment
UC747431
Boechera howellii
G. Thomas Robbins
1944-7-29
1805
El Dorado
above Lake Schmidell; Red Peak, Desolation Valley Wilderness Area
2651
Comment
CAS-BOT-BC14648
Boechera rectissima
G. Thomas Robbins
1944-6-17
1709
El Dorado
Above US Highway 50 about 1 mile east of Pyramid Ranger Station.
1676
Comment
UC747408
Boechera rectissima
G. Thomas Robbins
1944-6-17
1709
El Dorado
about 1 mi e Pyramid Ranger Station (slope above U.S. Highway 50)
1676
Comment
RSA32408
Boisduvalia densiflora var. densiflora
G. Thomas Robbins
1943-6-21
1206
El Dorado
West of Institute of Forest Genetics, 3 miles E of Placerville
732
Comment
JEPS22013
Bolboschoenus fluviatilis
G. Thomas Robbins
1958-6-14
3867
Alameda
Along Mt. Eden Roas, about 1.5 miles north of Alvarado.
Comment
CAS-BOT-BC31328
Bolboschoenus maritimus
G. Thomas Robbins
1958-6-14
3868
Alameda
On banks of slough along Mt. Eden Road, ca 1 1/2 mi N of Alvarado.
3
Comment
JEPS7975
Botrychium simplex
G. Thomas Robbins, Peter H. Raven
1954-7-25
3631
Tulare
un-named lake in upper reaches of Crabtree Creek Sequoia National Park
3413
Comment
UCD56847
Bouteloua barbata
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
OBI9011
Bowlesia incana
G. Thomas Robbins
1955-4-16
3652
Alameda
Along Marsh Rd about 1 mi S of Alvarado
2
Comment
UC747356
Boykinia major
G. Thomas Robbins
1945-8-5
2097
El Dorado
on trail to Pleasant Lake 3-4 mi e Wentworth Springs; trail to Pleasant Lake, e of Wentworth Springs
2072
Comment
RSA32295
Boykinia occidentalis
G. Thomas Robbins
1943-6-17
1187
El Dorado
Near head of Long canyon. 2-3 miles E of Pollock Pines.
976
Comment
JEPS25250
Brickellia californica
G. Thomas Robbins with John Weiler
1959-8-6
4130
Monterey
about 6 mi s of Pfeiffer-Big Sur State Park and the crossing of the Big Sur River, along State Highway 1 Pfeiffer-Big Sur State Park
182
Comment
SACT000470
Briza minor
L. Robbins
1928-4-20
Sacramento
Comment
CAS-BOT-BC482944
Brodiaea elegans subsp. elegans
G. Thomas Robbins
1943-5-28
1099
El Dorado
Western edge of Institute of Forest Genetics, 3 miles east of Placerville
731
Comment
UC747513
Brodiaea elegans subsp. elegans
G. Thomas Robbins
1943-5-28
1099
El Dorado
3 mi e Placerville (forest at western edge of Institute); Institute for Forest Genetics
731
Comment
UC747541
Brodiaea minor
G. Thomas Robbins
1944-6-27
1737
El Dorado
top of ridge above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
CAS-BOT-BC484579
Brodiaea purdyi
G. Thomas Robbins
1944-6-27
1737
El Dorado
Onn top of ridge above North Fork Webber Creek, ca. 3 mi. e. of Camino
975
Comment
SEINET799043
Bromus carinatus
G. Thomas Robbins
1943-1
1178
El Dorado
In Arboretum of Institute of Forest Genetics, 3 miles E. of Placerville
822
Comment
UCD58300
Bromus carinatus
G. Thomas Robbins
1959-4-18
3991
Contra Costa
Along Western Drive. Near and north of Pt. Richmond. Western base of Potrero Hills. Richmond.
4
Comment
UC907628
Bromus diandrus
G. Thomas Robbins
1945-5-27
1959
El Dorado
about 1/2 mi s of Pleasant Valley (near Clear Creek)
762
Comment
SACT001007
Bromus rubens
L. Robbins
1929-3-27
Imperial
Collected on roadside.
Comment
UCD59660
Bromus secalinus
Robbins; Raynor
1943-6-1
s.n.
Plumas
Quincy.
Comment
JEPS15676
Bromus suksdorfii
G. Thomas Robbins
1956-9-14
3785
El Dorado
about 1/2 mi nw of Echo Summit (along U.S. Hwy 50)
2225
Comment
UC907644
Bromus tectorum
G. Thomas Robbins
1944-6-17
1711
El Dorado
about 1 mi e of Pyramid Ranger Station
1676
Comment
UCD59870
Bromus tectorum
Robbins; Raynor
1943-6-1
s.n.
Modoc
Modoc County
Comment
UCD116907
Bursera microphylla
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS15677
Calamagrostis canadensis
G. Thomas Robbins
1956-9-14
3784
El Dorado
1/2 mi NW of Echo Summit (along US Hwy 50)
2225
Comment
UC1600434
Calamagrostis canadensis
G. Thomas Robbins
1951-7-30
3403
Fresno
about 1 mi w of Bear Creek (s and w of Hilgard Branch of Bear Creek)
2926
Comment
UC1084389
Calandrinia ciliata
G. Thomas Robbins
1937-4-11
99
San Mateo
grassy meadow near Spring Valley Lakes (along road to Woodside)
Comment
UC1084413
Calandrinia ciliata
G. Thomas Robbins
1937-4-11
105
San Mateo
grassy meadow near Spring Valley Lakes (along road to Woodside)
Comment
CAS-BOT-BC438379
Calandrinia ciliata
G. Thomas Robbins
1944-6-13
1681
El Dorado
At Institute of Forest Genetics, 3 mi. e. of Placerville
822
Comment
SEINET195490
Calocedrus decurrens
G. T. Robbins
1944-2-6
1484
El Dorado
At CCC Camp Snowline 3 mi E of Camino
1036
Comment
UCD132920
Calocedrus decurrens
W. W. Robbins
1928-4-29
949
Unknown
County Unknown: American River.
Comment
UCD139459
Calochortus albus
W. W. Robbins
1926-4-17
512
Nevada
Grass Valley.
Comment
CAS-BOT-BC487462
Calochortus albus
G. Thomas Robbins
1943-4-30
1052
El Dorado
At western edge of Institute of Forest Genetics, 2 1/2 miles E of Placerville
731
Comment
UC747521
Calochortus albus
G. Thomas Robbins
1943-4-30
1052
El Dorado
2.5 mi e Placerville (at the w edge of the Institute of Forest Genetics); Institute of Forest Genetics
731
Comment
UCD139460
Calochortus albus
W. W. Robbins
1928-4-29
974
Unknown
County Unknown: American River.
Comment
CAS-BOT-BC132323
Calochortus clavatus
G. Thomas Robbins
1944-7-12
1762
El Dorado
Above North Fork Webber Creek, ca. 3 mi. e. of Camino
914
Comment
GH357319
Calochortus clavatus var. avius
G. T. Robbins
1944-7-12
1762
Unknown
North Fork Webber Creek, about 3 miles east of Camino, El Dorado County
914
Comment
UC747650
Calochortus clavatus var. avius
G. Thomas Robbins
1943-7-10
1264
El Dorado
about 3 mi e Camino (above North Fork Webber Creek)
914
Comment
GH404199
Calochortus coeruleus
G. T. Robbins
1944-6-18
1727
Unknown
Capps Crossing road on Camp Creek Ridge
1371
Comment
SBBG57695
Calochortus leichtlinii
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
RSA32302
Calochortus leichtlinii
G. Thomas Robbins
1943-7-25
1284
El Dorado
Above Lake Le Conte E of Medley Lakes, Desolation Valley Wilderness Area.
2591
Comment
SBBG57697
Calochortus leichtlinii
J. R. and R. C. Robbins
1932-7-17
Mariposa
Tioga Pass Rd
Comment
SBBG57727
Calochortus luteus
J. R. and R. C. Robbins
1932-6-8
Tulare
Sequoia Nat Park
914
Comment
CAS-BOT-BC492568
Calochortus minimus
G. Thomas Robbins
1943-4-25
1029
El Dorado
Open Ponderosa pine woods on ridge SE and above North Fork Webber Creek cayon, ca. 3 mi. e. of Camino.
1036
Comment
UCD139563
Calochortus monophyllus
W. W. Robbins
1926-4-17
516
Nevada
Grass Valley.
Comment
CAS-BOT-BC492620
Calochortus monophyllus
G. Thomas Robbins
1943-3-31
977
El Dorado
At western edge of Institute of Forest Genetics above Smith Flat
792
Comment
UC747551
Calochortus nudus
G. Thomas Robbins
1943-4-25
1029
El Dorado
ca 3 mi e Camino (on ridge se and above North Fork Webber Creek canyon)
1036
Comment
GH404196
Calochortus nudus
G. T. Robbins
1943-4-25
1029
Unknown
ridge south east and above North Fork Webber Creek, about 3 miles east of Camino
1036
Comment
UCSB637
Calochortus pulchellus
Robbins, G.
1936-5-1
Lake
On Cobb Mt. highway east of Whispering Pines Resort
Comment
UC1057483
Calochortus tolmiei
G. Thomas Robbins
1938-4-15
254
Sonoma
2.5 mi e Bodega Bay
Comment
CAS-BOT-BC496753
Calochortus venustus
G. Thomas Robbins
1943-5-29
1106
El Dorado
Open, grassy areas on Digger pine woodland slope at western edge on Institute of Forest Genetics, 3 mi. e. of Placerville.
731
Comment
UC747450
Caltha biflora
G. Thomas Robbins
1943-6-27
1230
El Dorado
Along U.S. Highway 50 just east of Echo Summit Pass.
2286
Comment
SBBG71686
Caltha leptosepala
J. R. and R. C. Robbins
1932-7-16
Mariposa
Porcupine Flat, Tioga Pass Rd
Comment
UC747594
Calycadenia multiglandulosa
G. Thomas Robbins
1943-5-28
1101
El Dorado
Western edge of Institute of Forest Genetics
731
Comment
UC747175
Calycadenia truncata
G. Thomas Robbins
1943-7-15
1269
El Dorado
3 mi e Camino; North Fork Webber Creek
975
Comment
JEPS16136
Calycadenia truncata
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3794
Monterey
along roadside between U.S. Forest Service China Camp Ground and Chews Ridge Lookout, on w slopes of Chews Ridge Santa Lucia Range
1402
Comment
SD45400
Calyptridium monandrum
G. Thomas Robbins
1950-4-2
3300
Kern
Above Kern River about 1 mile northeast of Isabella
760
Comment
SBBG69675
Calyptridium monospermum
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
UC746851
Calyptridium monospermum
G. Thomas Robbins
1943-6-7
1135
El Dorado
4 mi s of Kyburz (above Silver Fork American River near Sacramento Box Sawmill (China Flat))
1371
Comment
SEINET195175
Calyptridium umbellatum
G. T. Robbins
1943-7-25
1304
El Dorado
Along the Desolation Valley trail near Haypress Meadows ca 2 mi NW of Echo Lake
2438
Comment
UC747569
Calystegia occidentalis subsp. occidentalis
G. Thomas Robbins
1944-6-13
1684
El Dorado
3 mi e Placerville (Institute of Forest Genetics); e of Placerville, Institute of Forest Genetics
822
Comment
UC1057486
Calystegia sepium subsp. binghamiae
G. Thomas Robbins
1940-5-19
327
Contra Costa
San Joaquin River e Antioch; San Joaquin River e of Antioch
Comment
CAS-BOT-BC496967
Camassia leichtlinii subsp. suksdorfii
G. Thomas Robbins
1944-7-30
1819
El Dorado
Meadow near Maud Lake along Willow Flat Trail, ca. 4 mi. NE of Wright Lake
2438
Comment
UC747520
Camassia quamash
G. Thomas Robbins
1943-8-15
1348
El Dorado
2 1/2 mi ne of Wrights Lake (in streamlet of Grouse Lake); Grouse Lake
2438
Comment
UC1084506
Camissonia campestris subsp. campestris
G. Thomas Robbins
1940-5-19
328
Contra Costa
e Antioch (slope above river); San Joaquin River
Comment
SEINET10463935
Campanula californica
Robbins
1938-6-23
ROBBINS 269
Sonoma
In march on Pitkin Ranch, Vine Hill region, about 10 miles west of Santa Rosa. Wet, boggy soil.
Comment
UC747034
Campanula prenanthoides
G. Thomas Robbins
1943-6-20
1195
El Dorado
rocky hillside on canyon side above South Fork American River (4-5 mi w of Pollock Pines)
914
Comment
SEINET10463057
Campanula prenanthoides
Robbins
1943-6-20
ROBBINS 1195
El Dorado
On canyon side above South Fork American River, 4-5 miles west of Pollock Pines
914
Comment
SEINET1869535
Campanulaceae
G. Thomas Robbins, R. Bacigalupi, L. Constance, G. W. Gillett and L. R. Heckard
1952-1
3488 -A
Inyo
McLain Park, 8.8 miles south of Shoshone.
427
Comment
SBBG72219
Cardamine californica
J. R. and R. C. Robbins
1932-7-17
Tuolumne
Tioga Pass Rd
Comment
JEPS25115
Cardaria draba
G. Thomas Robbins
1959-3-29
3965
Alameda
about 1 1/2 mi nw of Mount Eden (and about 3/4 mi s of Russell, just n of Depot Road at its w end, adjacent to the American Salt Company); San Francisco Bay
1
Comment
JEPS25275
Cardaria pubescens
G. Thomas Robbins
1959-9-13
4162
Contra Costa
R.R. right-of-way above salt marsh at n. edge Pinole
Comment
RSA82896
Carduus tenuiflorus
W. W. Robbins
1951-6-2
s.n.
Alameda
In a backyard in Berkeley
Comment
SEINET11840636
Carduus tenuiflorus
W. W. Robbins
1951-1
s.n.
Alameda
Berkeley
Comment
UCD129928
Carduus tenuiflorus
W. W. Robbins
1951-6-2
s.n.
Alameda
Berkeley.
Comment
UC972338
Carex abrupta
G. Thomas Robbins
1951-7-26
3397
Fresno
w Second Recess and Mono Creek; Laurel Creek basin
3108
Comment
JEPS25138
Carex barbarae
G. Thomas Robbins
1959-5-16
4008
Contra Costa
Caly [clay] banks and rivulet just north of Point Orient, Potrero Hills, overlooking San Francisco Bay, Richmond
Comment
JEPS25239
Carex barbarae
G. Thomas Robbins
1959-8-1
4116
Contra Costa
Las Trampas Creek, about 1 1/2 miles SE of St. Mary's College
182
Comment
RSA153458
Carex barbarae
G. Thomas Robbins
1959-5-16
4008
Contra Costa
Just north of Pt. Orient, Potrero Hills, overlooking San Francisco Bay, Richmond.
Comment
CAS-BOT-BC19389
Carex bolanderi
G. Thomas Robbins
1944-5-28
1636
El Dorado
Long Creek, 1 - 2 miles from its confluence with South Fork American River.
914
Comment
CAS-BOT-BC19495
Carex bolanderi
G. Thomas Robbins; John Weiler
1959-8-7
4135
Monterey
Along Mill Creek, just below bridge crossing on State Highway 1, 3.5 to 4 miles north of (old) Gorda.
12
Comment
UC972344
Carex breweri
G. Thomas Robbins
1951-7-27
3400
Fresno
Mono Divide, 1/4 mi S of pass at head of First Recess
3596
Comment
CAS-BOT-BC34307
Carex congdonii
G. Thomas Robbins
1951-8-3
3405
Fresno
On northeastern slopes of Glacier Divide at its northern extremity, 2-3 miles south and east of Hutchinson Meadow.
3352
Comment
UC964805
Carex cusickii
G. Thomas Robbins
1950-5-13
3348
San Luis Obispo
along w shore of Oso Flaco Lake Oso Flaco Lake
Comment
CAS-BOT-BC34959
Carex densa
G. Thomas Robbins
1945-5-15
1903
El Dorado
0.5 mile east of Smithflat.
701
Comment
CAS-BOT-BC20235
Carex filifolia var. erostrata
G. Thomas Robbins
1951-7-24
3390
Fresno
Pioneer Basin.
3230
Comment
UC907665
Carex fracta
G. Thomas Robbins
1944-6-7
1662
El Dorado
3 mi E of Camino (North Fork Webber Creek)
914
Comment
UC972362
Carex heteroneura
G. Thomas Robbins
1951-7-26
3396
Fresno
West of Second Recess and Mono Creek; Laurel Creek basin
Comment
UC972340
Carex luzulina var. ablata
G. Thomas Robbins
1951-7-26
3395
Fresno
Laurel Creek, Laurel Creek Basin, W of Second Recess and Mono Creek
3108
Comment
CAS-BOT-BC32216
Carex multicostata
G. Thomas Robbins
1944-7-29
1801
El Dorado
On ridge S and above Lake Schmidell, Desolation Valley Wilderness Area.
2590
Comment
JEPS30776
Carex pansa
G. Thomas Robbins
1950-5-13
3344
San Luis Obispo
sand dunes se Oso Flaco Lake
Comment
UC964807
Carex pansa
G. Thomas Robbins
1950-5-13
3344
San Luis Obispo
se Oso Flaco Lake
Comment
JEPS22098
Carex praegracilis
G. Thomas Robbins
1958-7-19
3908
Contra Costa
at the edge of a small lagoon about 3/4 mi s Pt. San Pablo; San Francisco Bay, Richmond, Potrero San Pablo, Pt. Orient
Comment
JEPS25158
Carex praegracilis
G. Thomas Robbins with John Weiler
1959-5-23
4029
Contra Costa
at the nw edge of Brooks Island San Francisco Bay, Richmond, Brooks Island
Comment
JEPS15695
Carex specifica
G. T. Robbins
1956-9-10
3762
Alpine
Twin Lakes Forest Service public campground, on n shore of Twin Lakes Twin Lakes, Twin Lakes Forest Service public campground
2499
Comment
JEPS25253
Carex spissa
G. Thomas Robbins with John Weiler
1959-8-7
4137
Monterey
boggy site along State Highway 1. 2.5 miles S of Pacific Valley School, 1.3 miles N of (new) Gorda, directly opposite (E of) Cape San Martin, 0.4 mile S of Willow creek crossing
60
Comment
JEPS25105
Carex subbracteata
G. Thomas Robbins
1959-4-18
3984
Contra Costa
about 1/2 mi e Pt. San Pablo (overlooking San Pablo Bay); San Pablo Bay, Richmond
7
Comment
JEPS25119
Carex subbracteata
G. Thomas Robbins
1959-4-18
3985
Contra Costa
1/2 mi e Pt. San Pablo (overlooking San Pablo Bay); San Pablo Bay, Richmond
7
Comment
CAS-BOT-BC116917
Carex subbracteata var. subbracteata
G. Thomas Robbins
1959-4-18
3985
Contra Costa
Overlooking San Pablo Bay, ca 1/2 mi E of Pt. San Pablo, Richmond.
7
Comment
CAS-BOT-BC116696
Carex subfusca
G. Thomas Robbins
1956-9-14
3788
El Dorado
Along US Hwy 50, ca 1/2 mi NW of Echo Summit.
2225
Comment
JEPS15674
Carex subfusca
G. Thomas Robbins
1956-9-14
3788
El Dorado
about 1/2 mi nw Echo Summit (along U. S. Highway 50)
2225
Comment
UC747494
Carex tumulicola
G. Thomas Robbins
1944-4-14
1536
Marin
ca. 2 mi w Hamilton Field Air Base (Big Rock Ridge)
365
Comment
UC972351
Carex utriculata
G. Thomas Robbins
1951-7-30
3402
Fresno
about 1 mile w Bear Creek (s and w of Hilgard Branch of Bear Creek)
2926
Comment
UC972356
Carex utriculata
G. Thomas Robbins
1951-7-26
3393
Fresno
w Second Recess and Mono Creek; Laurel Creek basin
3108
Comment
JEPS7951
Carpenteria californica
G. Thomas Robbins and Lawrence R. Heckard
1953-6-1
3561
Fresno
granite slopes of mountain 4.8 mi se Auberry; Bald Mountain
914
Comment
JEPS21966
Carthamus tinctorius
G. Thomas Robbins with S. Galen Smith
1958-6-2
3850
Contra Costa
at junction with U.S. Highway 40 Franklin Canyon Road (State Highway 4) (Hercules (a short distance w of its e boundary)); Hercules, Franklin Canyon
Comment
A362594
Cassiope mertensiana subsp. californica
G. T. Robbins
1943-7-25
1294
Unknown
on slopes east of Medley Lakes, Desolation Valley Wilderness Area
2590
Comment
GH362595
Cassiope mertensiana subsp. californica
G. T. Robbins
1943-7-25
1294
Unknown
on slopes east of Medley Lakes, Desolation Valley Wilderness Area
2590
Comment
UC747663
Cassiope mertensiana subsp. californica
G. Thomas Robbins
1943-7-25
1294
El Dorado
East of Medley Lakes, Desolation Valley Wilderness Area.
2590
Comment
JEPS23268
Castilleja
G. Thomas Robbins with John Weiler
1959-8-8
4148
San Luis Obispo
about 1.5 mi sw Oso Flaco Lake; ; HEXAPLOID
15
Comment
JEPS3653
Castilleja
G. T. Robbins and L. R. Heckard
1953-5-31
489
Stanislaus
Knights Ferry; Stanislaus River
Comment
CAS-BOT-BC249084
Castilleja affinis
G. T. Robbins; L. R. Heckard
1953-5-31
489
Stanislaus
Along the Stanislaus River at Knights Ferry
Comment
SBBG100029
Castilleja affinis
G. T. Robbins, K. Harrison
1955-5-16
5140
San Luis Obispo
upper reaches of Camatta Cyn, 1.6 mi N of jct of Camatta Cyn Rd, with direct rd from La Panza to Creston
396
Comment
JEPS15585
Castilleja affinis subsp. affinis
G. Thomas Robbins
1956-8-18
3741
San Mateo
immediately n mouth of Butano Creek (nw of Pescadero)
Comment Read comments Feb 28 2011
JEPS15586
Castilleja affinis subsp. affinis
G. Thomas Robbins
1956-8-18
3740
San Mateo
immediately n mouth of Butano Creek (nw of Pescadero)
Comment Read comments Feb 28 2011
JEPS19388
Castilleja affinis subsp. affinis
G. Thomas Robbins
1940-3-24
309
Sonoma
about 6 mi e Santa Rosa (on Rincon Grade); Rincon Grade
167
Comment
JEPS23818
Castilleja affinis subsp. affinis
G. Thomas Robbins
1959-4-18
3990
Contra Costa
about 0.25 mi e and above Pt. San Pablo; Richmond
30
Comment
JEPS7782
Castilleja affinis subsp. affinis
G. Thomas Robbins and Lawrence R. Heckard
1953-6-1
3568
Fresno
2.5 mi se Auberry; Bald Mountain
786
Comment
JEPS15547
Castilleja affinis subsp. affinis
G. Thomas Robbins
1956-8-13
3733
San Francisco
near Lands End (just below Lincoln Park); San Francisco
45
Comment
JEPS23825
Castilleja affinis subsp. affinis
G. Thomas Robbins with John Weiler
1959-8-7
3144
Monterey
between Lopez Point and Cape San Martin (just below bridge crossing on State Hwy 1, bank of Mill Creek); Mill Creek
12
Comment
GH365404
Castilleja ambigua
G. T. Robbins
1945-5-9
1899
Unknown
1/2 mile north of Hamilton Field Air Base
Comment
UC907616
Castilleja ambigua subsp. ambigua
G. Thomas Robbins with J. T. Howell
1945-5-9
1899
Marin
0.5 mi n Hamilton Field Air Base
Comment
JEPS4843
Castilleja angustifolia
G. T. Robbins and Rimo Bacigalupi
1952-4-17
3425
Kern
4.7 mi n Freeman Junction (above (w of) Homestead, on U.S. Highway 6)
Comment
UC907718
Castilleja applegatei subsp. pallida
G. Thomas Robbins
1943-6-27
1220
El Dorado
ca 0.75 mi sw U.S. Hwy. 50 (e slope of ridge above Echo Summit)
2438
Comment
SBBG66955
Castilleja applegatei subsp. pinetorum
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
UC907705
Castilleja applegatei subsp. pinetorum
G. Thomas Robbins
1943-5-2
1061
El Dorado
ca 3 mi e Camino (slope above North Fork Webber Creek)
914
Comment
UC907722
Castilleja applegatei subsp. pinetorum
G. Thomas Robbins
1944-4-23
1550
El Dorado
ca 5 mi n Camino (along shore of South Fork American River, near Michigan-California Lumber Co. Railroad Tramway); South Fork American River
792
Comment
UC747075
Castilleja attenuata
G. Thomas Robbins
1944-4-14
1541
Marin
immediately w Hamilton Field Air Base
30
Comment
UCSB5969
Castilleja chromosa
Robbins, G.; Bacigalupi, Rimo
1952-4-17
Kern
Alluvial slopes above (west of) Homestead, on U.S. Highway No. 6, 4.7 miles north of Freeman Junction
Comment
JEPS19395
Castilleja exserta subsp. exserta
G. Thomas Robbins
1938-4-15
261
Sonoma
6-7 mi w Santa Rosa (along road to Graton)
Comment
JEPS7773
Castilleja foliolosa
G. Thomas Robbins
1953-5-8
3518
Calaveras
about 1.5 mi n Murphys (near Mercer Cave)
701
Comment
UC747050
Castilleja foliolosa
G. Thomas Robbins
1944-4-14
1543
Marin
about 1 mi w Hamilton Field Air Base; Big Rock Ridge
152
Comment
UC907617
Castilleja lacera
G. Thomas Robbins
1944-5-22
1627
El Dorado
2-3 mi e Placerville
762
Comment
CAS-BOT-BC251408
Castilleja lemmonii
G. Thomas Robbins
1944-7-28
1785
El Dorado
Moist meadow on rocky granite slope along Willow Flat Trail, 1/4 mi. w. of Rockbound Pass
2438
Comment
UC907747
Castilleja lemmonii
G. Thomas Robbins
1944-7-28
1785
El Dorado
0.25 mi w Rockbound Pass (along Willow Flat Trail)
2438
Comment
JEPS7772
Castilleja lineariloba
G. Thomas Robbins
1953-5-8
3525
Calaveras
4.7 mi w Glencoe (slopes of Rich Gulch, Mokelumne Hill to Glencoe road); Rich Gulch
457
Comment
RSA102186
Castilleja miniata
G. Thomas Robbins
1944-7-28
1773
El Dorado
Willow Flat Trail at Willow Flat, ca. 3 mi. NE of Wrights Lake.
2287
Comment
RSA32360
Castilleja miniata
G. Thomas Robbins
1943-7-25
1333
El Dorado
Along road to Echo Lake, ca. 1 mi. s. of US Highway 50.
2195
Comment
RSA32378
Castilleja miniata
G. Thomas Robbins
1944-7-28
1773
El Dorado
Willow Flat Trail at Willow Flat, ca. 3 mi. NE of Wrights Lake.
2287
Comment
JEPS15580
Castilleja nana
G. Thomas Robbins
1956-9-9
3757
Alpine
0.5 to 0.75 mi due w Carson Pass (above State Hwy 88); Red Lake Peak
2651
Comment
JEPS6871
Castilleja nana
G. Thomas Robbins
1954-7-24
3630
Tulare
upper reaches Crabtree Creek; Sequoia National Park
3444
Comment
UC747085
Castilleja nana
G. Thomas Robbins
1944-7-28
1777
El Dorado
2-3 mi ne Wrights Lake (along Willow Flat Trail)
2286
Comment
UC747091
Castilleja nana
G. Thomas Robbins
1943-9-5
1388
El Dorado
near summit of Dicks Pass (below Dicks Peak); Dicks Pass
2895
Comment
UC907745
Castilleja nana
G. Thomas Robbins
1945-8-12
2126
El Dorado
near summit of Freel Peak; Freel Peak
3322
Comment
UC907743
Castilleja parviflora
G. Thomas Robbins
1944-7-28
1796
El Dorado
along shore Lake Lois (Rockbound Valley); Desolation Valley Wilderness Area, Rockbound Valley
2590
Comment
UC907746
Castilleja parviflora
G. Thomas Robbins
1944-7-28
1786
El Dorado
0.25 mi w Rockbound Pass (along Willow Flat Trail)
2438
Comment
RSA102185
Castilleja peirsonii
G. Thomas Robbins
1944-7-28
1796
El Dorado
Along shore of Lake Lois, Rockbound Valley, Desolation Valley Wilderness Area.
2591
Comment
JEPS7055
Castilleja praeterita
G. Thomas Robbins
1954-7-20
3623
Tulare
above Whitney Creek (along John Muir Trail below Timberline Lake and above Crabtree Meadows); Sequoia National Park
3352
Comment
OBI9706
Castilleja subinclusa subsp. franciscana
G. Thomas Robbins
1955-6-4
3656
Marin
Bluffs facing the ocean, NW of Rodeo Lagoon
Comment
JEPS16112
Castilleja subinclusa subsp. subinclusa
G. Thomas Robbins, and Rimo Bacigalupi with Lindoln Constance, George Gillett, and L. R. Heckard
1952-4-26
3465
Kern
just w Weldon (immed s of Calif State Hwy 178)
822
Comment
JEPS16121
Castilleja subinclusa subsp. subinclusa
G. Thomas Robbins, and Rimo Bacigalupi with Lindoln Constance, George Gillett, and L. R. Heckard
1952-4-26
3461
Kern
about 6 mi w Democrat Hot Springs (slope above Kern River); Kern River Canyon
533
Comment
OBI9684
Castilleja subinclusa subsp. subinclusa
G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi
1952-4-16
3415
San Luis Obispo
1/4 mi W of summit of Cottonwood Pass, near the San Luis Obispo-Kern county line, along state hwy 41
762
Comment
UC747076
Castilleja tenuis
G. Thomas Robbins
1944-7-28
1770
El Dorado
near Wrights Lake
2133
Comment
UC964806
Caulanthus coulteri
G. Thomas Robbins
1950-4-2
3295
Kern
about 1 mi ne Isabella (above Kern River); , ne of Isabella
762
Comment
SBBG71355
Ceanothus cordulatus
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
SBBG71359
Ceanothus cordulatus
J. R. and R. C. Robbins
1932-7-18
El Dorado
W side of Lake Tahoe
Comment
UC746925
Ceanothus cordulatus
G. Thomas Robbins
1945-8-5
2089
El Dorado
Rockbound Lake Desolation Valley Wilderness Area, Rockbound Valley
2011
Comment
UC747323
Ceanothus cordulatus
G. Thomas Robbins
1943-6-4
1113
El Dorado
2-3 mi s Kyburz (near Sacramento Box Sawmill (China Flat)); Silver Fork American River
Comment
CAS-BOT-BC49347
Ceanothus cuneatus
G. Thomas Robbins
1943-4-10
989
El Dorado
On canyonside above North Fork Webber Creek, 3 mi. e. of Camino
1036
Comment
UC907784
Ceanothus cuneatus
G. Thomas Robbins
1944-4-23
1545
El Dorado
ca 1 mi e Camino (along US Hwy 50)
975
Comment
SEINET13945810
Ceanothus cuneatus
G. Thomas Robbins
1940-1
295
Sonoma
Creek bed of canyon along Chalk Hill road, foothills ca 6 mi E of Windsor. Elev ca 300 ft
91
Comment
CAS-BOT-BC49811
Ceanothus diversifolius
G. Thomas Robbins
1943-4-29
1045
El Dorado
Open pine woods along U.S. Highway 50 at C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
SEINET13945888
Ceanothus foliosus
G. Thomas Robbins
1938-1
257
Sonoma
Along road to Occidental W of Green Valley
Comment
JEPS25144
Ceanothus foliosus var. foliosus
G. Thomas Robbins
1959-5-16
4014
Sonoma
Spring Mountain Road, between Calistoga Road and Sonoma-Napa County line Mayacamas Mountains
518
Comment
UC1084483
Ceanothus foliosus var. vineatus
G. Thomas Robbins
1938-4-15
257
Sonoma
along road to Occidental W q Green Valley.
Comment
CAS-BOT-BC50882
Ceanothus fresnensis
G. Thomas Robbins
1945-8-5
2095
El Dorado
Slopes along Georgetown Road, 4-5 mi. e. of Wentworth Springs
1981
Comment
UC746922
Ceanothus fresnensis
G. Thomas Robbins
1945-8-5
2095
El Dorado
Along Georgetown Road, 4-5 mi E of Wentworth Springs
1981
Comment
UC631633
Ceanothus gloriosus var. exaltatus
G. Thomas Robbins
1940-3-22
300
Sonoma
Guerneville road, Vine Hill region, about 8 1/2 miles west of Santa Rosa.
45
Comment
CAS-BOT-BC50116
Ceanothus integerrimus
G. Thomas Robbins
1943-4-30
1059
El Dorado
at Institute of Forest Genetics, 3 mi. E. of Placerville
792
Comment
CAS-BOT-BC51739
Ceanothus lemmonii
G. Thomas Robbins
1945-4-22
1848
El Dorado
2-3 mi. NW of Shingle Springs
457
Comment
UC907682
Ceanothus lemmonii
G. Thomas Robbins
1945-6-30
2016
El Dorado
immediately w of Rescue
396
Comment
UCD112187
Ceanothus lemmonii
W. W. Robbins
1926-4-17
521
Nevada
Grass Valley.
Comment
UCSB4003
Ceanothus oliganthus var. sorediatus
Robbins, G.
1937-4-25
Alameda
Just east of Claremont Ave., Berkeley
Comment
CAS-BOT-BC63463
Ceanothus palmeri
G. Thomas Robbins
1945-5-20
1919
El Dorado
Along Placerville-Rescue Rd., 3 mi. e. of Rescue.
457
Comment
GH349995
Ceanothus palmeri
G. T. Robbins
1945-5-20
1919
Unknown
along Placerville-Rescue road, 3 mi. e. of Rescue
457
Comment
UC746923
Ceanothus palmeri
G. Thomas Robbins
1945-5-20
1919
El Dorado
along Placerville-Rescue Road 3 mi e Rescue; along Placerville-Rescue Road
457
Comment
JEPS25143
Ceanothus parryi
G. Thomas Robbins
1959-5-16
4013
Sonoma
on Spring Mtn Road between Calistoga Road and Sonoma-Napa County line (along upper Mark West Creek, Mayacamas Mts.); Mayacamas Mts., along upper Mark West Creek
426
Comment
SBBG68542
Ceanothus perplexans
R. C. and J. R. Robbins
1933-2-15
Riverside
Pinyon Flat, Palms to Pines (St Hwy 74)
Comment
A425107
Ceanothus prostratus
G. T. Robbins
1945-8-12
2142
Unknown
along road to HIgh Meadow, 6-8 mi. SE of Lake Tahoe
2133
Comment
POM181680
Ceanothus prostratus
L. F. Robbins
1927-5-6
s.n.
El Dorado
Placerville
Comment
UC746930
Ceanothus prostratus
G. Thomas Robbins
1943-7-23
1281
El Dorado
3 mi e Camino (at C.C.C. Camp Snowline); e of Camino
1036
Comment
UC747322
Ceanothus prostratus
G. Thomas Robbins
1943-4-11
990
El Dorado
along US Hwy 50, 3 mi E of Camino
1036
Comment
SBBG68548
Ceanothus prostratus var. prostratus
J. R. and R. C. Robbins
1932-7-18
El Dorado
W side, Lake Tahoe
Comment
CAS-BOT-BC52204
Ceanothus roderickii
G. Thomas Robbins
1945-4-22
1843
El Dorado
2-3 mi. Northwest of Shingle Springs
457
Comment
JEPS25256
Ceanothus thyrsiflorus
G. Thomas Robbins with John Weiler
1959-8-7
4141
San Luis Obispo
1.8 mi n Arroyo de la Cruz (w of State Hwy 1, 5.6 mi s of the Monterey Co. line)
Comment
SBBG71399
Ceanothus thyrsiflorus var. griseus
Mrs. J. Robbins
1930-4-12
Santa Barbara
Point Sal
Comment
UC746918
Ceanothus tomentosus
G. Thomas Robbins
1943-4-25
1034
El Dorado
ca 3 mi e Camino (slope above North Fork Webber Creek); above North Fork Webber Creek
914
Comment
CAS-BOT-BC52924
Ceanothus tomentosus var. tomentosus
G. Thomas Robbins
1943-4-25
1034
El Dorado
Slope above North Fork Webber Creek, ca. 3 mi. e. of Camino
914
Comment
A425557
Ceanothus velutinus
G. T. Robbins
1945-7-8
2055
Unknown
rocky slopes above Eagle Lake along Velma Lakes trail, Desolation Valley Wilderness Area
2286
Comment
GH425556
Ceanothus velutinus
G. T. Robbins
1945-7-8
2055
Unknown
rocky slopes above Eagle Lake along Velma Lakes trail, Desolation Valley Wilderness Area
2286
Comment
UCD130009
Centaurea calcitrapa
G. Thomas Robbins
1958-6-21
3875
Alameda
along Oakport Road, paralleling the Eastshore Freeway, between High St. and Hegenberger Road, Oakland, just west of San Leandro Bay.
Comment
UCD130010
Centaurea calcitrapa
W. W. Robbins
1931-7-26
2241
Solano
Near Benicia Reservoir, Benicia.
Comment
UCD81560
Centaurea calcitrapa
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
RSA32357
Centaurea melitensis
G. Thomas Robbins
1943-5-28
1097
El Dorado
Western edge of Institute of Forest Genetics, 3 miles east of Placerville
762
Comment
UCD130060
Centaurea melitensis
W. W. Robbins; A. S. Crafts
1931-9-18
2260
Stanislaus
Modesto - Justine.
Comment
RSA114100
Centaurium namophilum
G. Thomas Robbins
1943-7-15
1267
El Dorado
On canyon side above North Fork Webber Creek, about 3 miles east of Camino.
976
Comment
UC1008642
Centaurium venustum
G. Thomas Robbins
1943-6-5
1127
El Dorado
3 mi e Camino (on canyon slope above North Fork Webber Creek)
1036
Comment
UCD81542
Centromadia fitchii
W. W. Robbins; W. D. Norton
1927-10-1
822
Yolo
West of Davis.
Comment
UCD130155
Centromadia parryi subsp. rudis
W. W. Robbins; W. D. Norton
1927-10-1
833
Yolo
West of Davis.
Comment
JEPS25088
Centromadia pungens subsp. pungens
G. Thomas Robbins
1958-10-11
3948
Alameda
low field at the edge San Francisco Bay (at w end of West Ave. 135, western San Leandro); San Leandro, Mulford Gardens section
Comment
JEPS30777
Centunculus minimus
G. Thomas Robbins with J. T. Howell
1945-5-9
1883
Marin
1/2 mi n of Hamilton Field Air Base
Comment
UC746955
Cephalanthera austiniae
G. Thomas Robbins
1943-6-8
1142
El Dorado
ca. 3 mi. e. Camino (N. Fork Webber Creek); N. Fork Webber Creek
914
Comment
UC1084416
Cerastium glomeratum
G. Thomas Robbins
1937-4-11
101
San Mateo
near Spring Valley Lakes along rd. to Woodside
Comment
CAS-BOT-BC179511
Cercis occidentalis
G. Thomas Robbins
1945-4-22
1842
El Dorado
2-3 mi NW of Shingle Springs.
457
Comment
SBBG68355
Cercis occidentalis
J. R. and R. C. Robbins
1930-3-28
Kern
S Fork Kern River, 10 mi E of Isabella
Comment
UC746982
Cercis occidentalis
G. Thomas Robbins
1945-4-22
1842
El Dorado
2-3 mi nw Shingle Springs
457
Comment
UC1084435
Cercocarpus betuloides var. betuloides
G. Thomas Robbins
1940-3-21
293
Sonoma
5-6 mi e of Windsor (Barnes Creek along Chalk Hill Road); Barnes Creek
38
Comment
GH345447
Cercocarpus ledifolius
G. T. Robbins
1945-8-12
2136
Unknown
rocky slope above shore of Star Lake, along trail to Freel Peak
2804
Comment
CAS-BOT-BC135621
Cercocarpus ledifolius var. ledifolius
G. Thomas Robbins
1945-8-12
2136
El Dorado
Rocky slope above shore of Star Lake, along trail to Freel Peak
2804
Comment
UC747008
Cercocarpus ledifolius var. ledifolius
G. Thomas Robbins
1945-8-12
2136
El Dorado
along trail to Freel Peak (above shore of Star Lake)
2804
Comment
JEPS7973
Chaenactis alpigena
G. Thomas Robbins and Peter H. Raven
1954-7-26
3633
Tulare
on high ridge overlooking and ne Crabtree Meadows; Sequoia National Park
3505
Comment
CAS-BOT-BC100649
Chaenactis douglasii var. alpina
G. Thomas Robbins
1943-9-5
1384
El Dorado
near summit of Dicks Peak
3048
Comment
UC747182
Chaenactis douglasii var. alpina
G. Thomas Robbins
1943-9-5
1384
El Dorado
near summit of Dicks Peak
3048
Comment
UC907771
Chaenactis douglasii var. douglasii
G. Thomas Robbins
1945-7-8
2048
El Dorado
near Al Tahoe (southern shore of Lake Tahoe); Lake Tahoe
1920
Comment
CAS-BOT-BC276862
Chaenactis fremontii
G. T. Robbins; Rimo Bacigalupi
1952-4-16
3418
Kern
Roadcut about 1/4 mile E of Kern - San Luis Obispo county line, along California State Highway 41, in extreme NW corner of Kern County, Cottonwood Pass
548
Comment
JEPS14586
Chaenactis glabriuscula var. glabriuscula
G. Thomas Robbins with Peter H. Raven
1956-4-28
3680
El Dorado
2 mi w Greenwood (8.3 mi w of Georgetown)
502
Comment
JEPS8066
Chaenactis glabriuscula var. glabriuscula
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3550
Tulare
10.5 mi se of Three Rivers; South Fork of Kaweah River
908
Comment
UC907756
Chaenactis glabriuscula var. glabriuscula
G. Thomas Robbins
1945-4-22
1864
El Dorado
3 mi e of Shingle Springs
457
Comment
SD137003
Chaenactis stevioides
G. Thomas Robbins
1950-4-7
3323
Inyo
Larrea divaricata plain about 5 miles south of Lone Pine
1064
Comment
CAS-BOT-BC140770
Chamaebatia foliolosa
G. Thomas Robbins
1943-6-2
1110
El Dorado
At CCC Camp Snowline, 3 mi. e. of Camino
1036
Comment
UC746971
Chamaebatia foliolosa
G. Thomas Robbins
1943-6-2
1110
El Dorado
3 mi e of Camino (at CCC Camp Snowline)
1036
Comment
UCD112941
Chamaebatia foliolosa
W. W. Robbins
1926-4-17
519
Nevada
Grass Valley.
Comment
UCD112942
Chamaebatia foliolosa
W. W. Robbins
1928-4-29
957
Sacramento
American River.
Comment
SBBG70526
Chamaebatia foliolosa
J. R. and R. C. Robbins
1932-7-16
Mariposa
Tioga Pass Rd
Comment
UC747012
Chamaebatiaria millefolium
G. Thomas Robbins
1945-10-6
2151
Lassen
nw slope ofCrater Lake Mountain, Lassen National Forest Crater Lake Mountain; Lassen National Forest, Crater Lake Mountain
1981
Comment
SBBG34250
Chamaecyparis lawsoniana
R. C. and J. R. Robbins
1930-11-26
Del Norte
Smith River Valley
Comment
UC747295
Chamaesyce serpyllifolia
G. Thomas Robbins
1944-6-27
1735
El Dorado
3 mi e Camino (slope above North Fork of Webber Creek)
975
Comment
UCSB4328
Chamerion angustifolium subsp. circumvagum
Robbins, G.
1936-8-1
Humboldt
Roadside between Carlotta and Strongs Station
Comment
JEPS15549
Cheilanthes gracillima
G. Thomas Robbins with L. R. Heckard
1956-7-25
3706
Colusa
due s of Snow Mt East (and skirting e base of ridge forming Snow Mt West)
1981
Comment
UC747634
Cheilanthes gracillima
G. Thomas Robbins
1945-6-17
1995
El Dorado
near Baltic Peak (slope above Camp Creek)
975
Comment
UC964853
Cheilanthes gracillima
G. Thomas Robbins
1944-4-23
1546
El Dorado
above Slab Creek near its juncture with S Fork American River
609
Comment
CAS-BOT-BC68289
Cheilanthes gracillima
G. Thomas Robbins
1944-4-23
1546
El Dorado
On slope above Slab Creek near its juncture with South Fork American River
609
Comment
UCD97776
Chenopodium album
W. W. Robbins; S. W. Winter
Date Unknown
780
Sutter
Sutter Basin.
Comment
UC746898
Chenopodium botrys
G. Thomas Robbins
1943-7-6
1248
El Dorado
3 mi e Camino; C.C.C. Camp Snowline
1036
Comment
SD189615
Chenopodium californicum
Jolynn Robbins
2006-4-9
42
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
CAS-BOT-BC497668
Chlorogalum pomeridianum
G. Thomas Robbins
1944-6-29
1745
El Dorado
Above North Fork Webber Creek, ca 3 mi E of Camino
914
Comment
UC747015
Chlorogalum pomeridianum var. pomeridianum
G. Thomas Robbins
1944-6-29
1745
El Dorado
ca 3 mi e Camino (above North Fork Webber Creek); North Fork Webber Creek
914
Comment
OBI9580
Chloropyron maritimum subsp. palustre
G. Thomas Robbins, S. Galen Smith
1958-7-8
3894
Marin
Salt marsh at NW edge of Schooner Bay. Point Reyes peninsula. 300 yards SW of Sir. Francis Drake Hwy
Comment
CAS-BOT-BC191570
Chorizanthe cuspidata var. cuspidata
G. Thomas Robbins
1955-4-23
3653
San Francisco
Stabilized sand hills facing the ocean. Below Olympic Golf Club, San Francisco
Comment
CAS-BOT-BC252681
Chorizanthe membranacea
G. Thomas Robbins
1943-6-5
1654
El Dorado
Above North Fork Webber Creek, 3 mi. E of Camino
975
Comment
SBBG62197
Chorizanthe membranacea
J. R. and R. C. Robbins
1932-6-8
Tulare
Marble Fk River
457
Comment
UC746877
Chorizanthe membranacea
G. Thomas Robbins
1943-6-5
1654
El Dorado
3 mi e Camino (above North Fork Webber Creek); above North Fork Webber Creek
975
Comment
UC746889
Chorizanthe polygonoides var. polygonoides
G. Thomas Robbins
1945-5-18
1914
El Dorado
3 mi e Placerville (at edge Eddy Arboretum, Institute of Forest Genetics); e of Placerville, Institute of Forest Genetics
792
Comment
JEPS8040
Chorizanthe rigida
G. Thomas Robbins and Rimo Bacigalupi with L. Constance, L. R. Heckard, G. W. Gillett
1952-5-1
3484
San Bernardino
along State Highway 127 about 3 mi s of summit Ibex Pass; s of summit Ibex Pass
381
Comment
A344123
Chrysolepis sempervirens
G. T. Robbins
1943-8-15
1360
Unknown
Along roadside to Wrights Lake, 2-3 mi. n. of U.S. Highway 50
1981
Comment
UCD103869
Chylismia claviformis
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD103874
Chylismia claviformis
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD81559
Cichorium intybus
W. W. Robbins; W. D. Norton
1928-8-1
1420
Yolo
near Clarksburg.
Comment
UC747190
Cirsium occidentale var. californicum
G. Thomas Robbins
1945-6-17
1991
El Dorado
above Camp Creek (near Baltic Peak)
975
Comment
UC747218
Cirsium scariosum var. americanum
G. Thomas Robbins
1943-9-5
1372
El Dorado
rocky crevices on summit Mt. Tallac
2956
Comment
OBI12140
Clarkia amoena subsp. huntiana
G. Thomas Robbins
1959-5-16
4015
Sonoma
Spring Mtn rd, between Califstoga Rd and Sonoma-Napa county line, Mayacamas Mt
488
Comment
UC747284
Clarkia arcuata
G. Thomas Robbins
1943-6-13
1168
El Dorado
w of junction Plum Creek and Hazel Valley roads (along Park Creek road)
1219
Comment
UC747268
Clarkia biloba
G. Thomas Robbins
1944-6-9
1669
El Dorado
about 3 mi e Placerville (U. S. Highway 50)
731
Comment
RSA32307
Clarkia biloba subsp. brandegeeae
G. Thomas Robbins
1943-6-21
1207
El Dorado
West of Institute of Forest Genetics, 3 miles E of Placerville.
732
Comment
SBBG60273
Clarkia bottae
J. R. and R. C. Robbins
1932-7-23
Del Norte
5 mi S of Crescent City
Comment
UCSB4287
Clarkia concinna
Robbins, G.
1936-6-4
Sonoma
Bennett Valley
Comment
JEPS25145
Clarkia gracilis subsp. sonomensis
G. Thomas Robbins
1959-5-16
4015
Sonoma
Spring Mt. Road Mayacamas Mt. (between Calistoga Road and Sonoma-Napa County line)
487
Comment
UC747236
Clarkia heterandra
G. Thomas Robbins
1945-6-17
1987
El Dorado
above Camp Creek near Baltic Peak
Comment
RSA32409
Clarkia heterandra
G. Thomas Robbins
1945-6-17
1987
El Dorado
Above Camp Creek near Baltic Peak.
976
Comment
RSA32306
Clarkia purpurea subsp. quadrivulnera
G. Thomas Robbins
1944-5-22
1628
El Dorado
Along U. S. Highway 50, 2-3 miles E of Placerville
610
Comment
RSA41246
Clarkia purpurea subsp. quadrivulnera
G. Thomas Robbins
1943-5-28
1096
El Dorado
Western edge of Institute of Forest Genetics, 3 miles east of Placerville
762
Comment
RSA41251
Clarkia purpurea subsp. quadrivulnera
G. Thomas Robbins
1945-5-20
1632
El Dorado
Sweetwater Creek near Simpson s Ranch, 4-5 miles south of Salmon Falls
183
Comment
UC747271
Clarkia purpurea subsp. viminea
G. Thomas Robbins
1945-6-5
1970
El Dorado
above Smithflat
701
Comment
RSA41250
Clarkia purpurea subsp. viminea
G. Thomas Robbins
1945-6-5
2970
El Dorado
Hillside above Smithflat
701
Comment
CAS-BOT-BC164789
Clarkia rhomboidea
G. Thomas Robbins
1945-7-15
2061
El Dorado
Along U.S. Highway 50, 3 mi. e. of Camino
1036
Comment
SBBG60266
Clarkia rhomboidea
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC747273
Clarkia rhomboidea
G. Thomas Robbins
1945-7-15
2061
El Dorado
3 mi e Camino (along U. S. Highway 50)
1036
Comment
CAS-BOT-BC164802
Clarkia rhomboidea
G. Thomas Robbins
1943-6-17
1183
El Dorado
Along U.S. Highway 50, 3 mi. e. of Carmino
1036
Comment
UC747278
Clarkia unguiculata
G. Thomas Robbins
1944-6-9
1668
El Dorado
3 mi e Placerville (near Institute of Forest Genetics)
792
Comment
RSA41254
Clarkia unguiculata
G. Thomas Robbins
1944-6-9
1668
El Dorado
Institute of Forest Genetics, 3 miles east of Placerville
793
Comment
CAS-BOT-BC165726
Clarkia williamsonii
G. Thomas Robbins
1945-6-5
1970
El Dorado
Above [Smithflat] Smith Flat
701
Comment
UC1057472
Claytonia exigua subsp. exigua
G. Thomas Robbins
1940-3-21
296
Sonoma
506 mi e Windsor (Barnes Creek Canyon, e of Chalk Hill Road); Barnes Creek Canyon
121
Comment
UC746853
Claytonia parviflora subsp. grandiflora
G. Thomas Robbins
1943-4-10
987
El Dorado
about 3 mi e Camino (slope above North Fork Webber Creek)
975
Comment
JEPS15557
Claytonia saxosa
G. Thomas Robbins with L. R. Heckard
1956-7-25
3724
Colusa
0.25 mi s Snow Mt. West summit (on ridge forming s extension of Snow Mt. West, Lake-Colusa County boundary); Snow Mt. West
2103
Comment
CAS-BOT-BC499274
Clintonia uniflora
G. Thomas Robbins
1943-6-13
1174
El Dorado
About 1 mile south of Pacific Ranger Station, near Pacific
1219
Comment
SBBG66388
Collinsia heterophylla
J. R. and R. C. Robbins
1932-6-8
Tulare
Marble Fk River
304
Comment
UC747094
Collinsia heterophylla
G. Thomas Robbins
1943-5-29
1105
El Dorado
3 mi e of Placerville (hillside near Institute of Forest Genetics)
762
Comment
JEPS19379
Collinsia sparsiflora var. arvensis
G. Thomas Robbins
1938-4-15
258
Sonoma
6-7 mi w Santa Rosa (along rd to Graton)
Comment
JEPS16480
Collinsia sparsiflora var. collina
G. Thomas Robbins with Peter H. Raven
1956-4-29
3684
El Dorado
6 mi SE of Diamond Springs; Pleasant Valley Road
Comment
UC747079
Collinsia sparsiflora var. collina
G. Thomas Robbins
1944-4-30
1574
El Dorado
3 - 4 mi e Newtown (along South Fork Webber Creek); South Fork Webber Creek, e of Newtown
914
Comment
UC747124
Collinsia sparsiflora var. collina
G. Thomas Robbins
1945-4-22
1852
El Dorado
ca 2.5 mi e Shingle Springs
457
Comment
RSA102187
Collinsia sparsiflora var. collina
G. Thomas Robbins
1945-4-22
1852
El Dorado
About 2.5 miles east of Shingle Springs.
457
Comment
JEPS19373
Collinsia sparsiflora var. sparsiflora
G. Thomas Robbins
1937-4-11
86
San Mateo
near Spring Valley Lake (along rd to Woodside)
Comment
JEPS7778
Collinsia tinctoria
G. Thomas Robbins, Lawrence R. Heckard
1953-5-30
3541
Tulare
ca 7/5 mi n Springville (on rd to Balch Park, ca 0.5 mi e of Milo junction)
609
Comment
RSA32388
Collinsia tinctoria
G. Thomas Robbins
1945-6-23
2010
El Dorado
Above North Fork Webber Creek, about 3 miles east of Camino.
976
Comment
SBBG66610
Collinsia torreyi var. torreyi
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC747089
Collinsia torreyi var. torreyi
G. Thomas Robbins
1943-6-13
1170
El Dorado
2 mi w of Park Creek (along road to Park Creek)
1219
Comment
JEPS15578
Collinsia torreyi var. wrightii
G. Thomas Robbins
1956-9-10
3768
Alpine
ca 2 mi airline s Carson Pass (along trail to Round Top and Elephant Back, between Woods Lake and Winnemucca Lake)
2621
Comment
UCD123699
Collinsia torreyi var. wrightii
W. W. Robbins
1925-6-20
1940
Sacramento
American River.
Comment
UC747612
Collomia grandiflora
G. Thomas Robbins
1944-6-27
1740
El Dorado
top ridge above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
RSA114106
Collomia heterophylla
G. Thomas Robbins
1943-6-20
1189
El Dorado
near head of Long Canyon, 2 to 3 miles west of Pollock Pines below and just south of road to powerhouse
915
Comment
JEPS8072
Comandra umbellata subsp. californica
G. Thomas Robbins, Lawrence R. Heckard
1953-6-1
3562
Fresno
4.8 mi se of Auberry (Bald Mountain); Bald Mountain
914
Comment
SBBG71927
Condea emoryi
R. C. and J. R. Robbins
1933-2-15
Riverside
Tahquitz Cyn
Comment
JEPS25269
Conyza bonariensis
G. Thomas Robbins
1959-8-30
4156
Alameda
vacant lot at the corner of Excelsior Ct. and MacArthur Blvd. (just e of intersection of Lakeshore Ave.); Oakland
7
Comment
SBBG58847
Corallorhiza maculata
R. C. Robbins
1932-7-18
El Dorado
W side of Lake Tahoe
Comment
UC746953
Corallorhiza maculata
G. Thomas Robbins
1944-7-28
1766
El Dorado
about 1/2 mi s Wrights Lake
2133
Comment
UC746959
Corallorhiza maculata
G. Thomas Robbins
1943-6-6
1131
El Dorado
3-4 mi ne Camino (bank of small stream along Mace Rd.)
Comment
RSA298941
Cordylanthus mollis subsp. hispidus
G. Thomas Robbins, D. Post, J. W. Dawson, Peter H. Raven
1954-9-3
3651
Merced
Fork of San Luis Creek, 1.7 miles south of Ingomar, 4.6 miles north of Volta, along the Gustine to Volta road
27
Comment
JEPS23257
Cordylanthus mollis subsp. mollis
G. Thomas Robbins
1958-8-31
3931
Marin
tidal channel along e edge of Northwestern Pacific r.r. tracks Burdell siding (about 1/2 mi e of US Hwy 101)
Comment
JEPS24327
Cordylanthus pilosus subsp. hansenii
G. Thomas Robbins with Robert Ornduff and Howard Whisler
1959-10-26
4174
Tuolumne
just e Italian Bar crossing (above South Fork of Stanislaus River); South Fork Stanislaus River
518
Comment
JEPS16134
Cordylanthus rigidus subsp. rigidus
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3795
Monterey
2.7 mi s and above Jamesburg (along roadside between; summit of road over Chews Ridge); Santa Lucia Range
1066
Comment
JEPS16135
Cordylanthus rigidus subsp. rigidus
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3795
Monterey
2 mi s and above Jamesburg (along roadside between Jamesburg and summit of road over Chews Ridge); Santa Lucia Range
1066
Comment
JEPS16137
Cordylanthus rigidus subsp. rigidus
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3793
Monterey
on roadside between U.S. Forest Service China Camp Ground and Chews Ridge Lookout (w slopes of ridge); Santa Lucia Range, Chews Ridge
1402
Comment
UC907672
Cordylanthus tenuis subsp. tenuis
G. Thomas Robbins
1943-8-21
1365
El Dorado
3 mi e Placerville; Eddy Arboretum, Institute of Forest Genetics
822
Comment
SBBG100088
Cordylanthus tenuis subsp. viscidus
G. T. Robbins, C. L. Custer
1954-8-13
4795
Siskiyou
lower part of grade over Scott Mtn, on rd from Callahan to Carrville, 1.2 mi above (and S of) jct with Gazelle Rd
1097
Comment
JEPS5533
Coreopsis californica var. californica
G. T. Robbins and Rimo Bacigalupi
1952-4-19
3436
San Bernardino
along U. S. Highway No.466 (about halfway between Barstow and Kramer)
701
Comment
JEPS25260
Corethrogyne filaginifolia
G. Thomas Robbins with John Weiler
1959-8-8
4146
San Luis Obispo
about 1 1/2 mi se Oso Flaco Lake
15
Comment
OBI16670
Corethrogyne filaginifolia
G. Thomas Robbins, S. Galen Smith
1958-7-8
3891
Marin
Along Bear Valley Rd, 1-3/4 mi NW of Olema
Comment
SBBG60529
Corethrogyne filaginifolia
R. C. and J. R. Robbins
1920-10-21
Santa Barbara
Hot Springs Ave; Santa Barbara
Comment
JEPS25257
Corethrogyne filaginifolia
G. Thomas Robbins with John Weiler
1959-8-7
4142
San Luis Obispo
along Paso Robles Street (Oceano); Oceano
15
Comment
POM197063
Cornus nuttallii
L. F. Robbins
1927-5-13
s.n.
El Dorado
14 miles above Placerville.
Comment
UC747239
Cornus nuttallii
G. Thomas Robbins
1943-4-24
1027
El Dorado
ca. 3 mi. e. Camino
975
Comment
CAS-BOT-BC212137
Cornus sericea
G. Thomas Robbins
1944-6-11
1679
El Dorado
Shore of South fork American River at Riverton
975
Comment
UC747225
Cornus sericea subsp. sericea
G. Thomas Robbins
1944-7-28
1765
El Dorado
ca. 1/2 mi. s. Wright's Lake (N. Fork of S. Fork Silver Creek); N. Fork of S. Fork Silver Creek
2133
Comment
UC747223
Cornus sessilis
G. Thomas Robbins
1943-3-28
974
El Dorado
along Mace Rd. ca. 5 mi. n.e. Camino
914
Comment
GH385585
Cornus stolonifera
G. T. Robbins
1944-6-11
1679
Unknown
shore of South Fork American River at Riverton
975
Comment
UC766627
Crassula aquatica
G. Thomas Robbins with J. T. Howell
1945-5-9
1882
Marin
1/2 mi. n. Hamilton Field Air Base
Comment
CAS-BOT-BC376538
Crepis monticola
G. Thomas Robbins; L. R. Heckard
1956-7-25
3719
Unknown
On summit of Snow Mt. West, Lake - Colusa County boundary
2145
Comment
JEPS7989
Crepis nana
G. Thomas Robbins
1954-7-30
3643
Tulare
along John Muir Trail (near its junction with the trail to the summit of Mt. Whitney); Sequoia National Park
3962
Comment
JEPS15568
Crepis pleurocarpa
G. Thomas Robbins with L. R. Heckard
1956-7-25
3713
Colusa
slope above Dark Hollow Creek (a tributary of Middle Fork Stony Creek) (on s flank of mt., at lower edge of cirque between Snow Mt. West and Snow Mt. East); Snow Mt. East
1981
Comment
CAS-BOT-BC290916
Crepis vesicaria
G. Thomas Robbins
1958-4-23
3820
Alameda
On south side of Clarewood Drive, about .25 mile above its junction with Broadway Terrace, Oakland
106
Comment
RSA152191
Crepis vesicaria
G. Thomas Robbins
1958-4-23
3820
Alameda
Hillslope (N facing) on S side of Clarewood Drive, .25 mile above its jct with Broadway Terrace, Oakelank
107
Comment
JEPS21990
Crepis vesicaria subsp. taraxacifolia
G. Thomas Robbins
1958-4-23
3820
Alameda
hillslope (n-facing) on s side Clarewood Drive (about 0.25 mi above junction with Broadway Terrace); Oakland
106
Comment
OBI16622
Crepis vesicaria subsp. taraxacifolia
G. Thomas Robbins
1958-4-23
3820
Alameda
S side of Clarewood Dr, about .25 mi above its jctn with Broadway Terr, Oakland
107
Comment
UCD130986
Crepis vesicaria subsp. taraxacifolia
G. Thomas Robbins
1958-4-23
3820
Alameda
south side of Clarewood Drive, about 0.25 mile above its junction with Broadway Terrace, Oakland.
106
Comment
UCD126224
Cressa truxillensis
Robbins; Norton
1928-8-1
1418
Yolo
near Clarksburg.
Comment
UCD126225
Cressa truxillensis
G. Thomas Robbins
1958-9-1
3936
Alameda
Oakport Road (which parallels the Eastshore Freeway on the south), just north of East Creek Slough at the northeast edge of San Leandro Bay.
Comment
UC1084501
Croton californicus
G. Thomas Robbins
1940-5-19
322
Contra Costa
e Antioch (sand hills bordering river); San Joaquin River
Comment
UC964814
Croton californicus
G. Thomas Robbins
1950-4-6
3317
Inyo
Mosaic Canyon Death Valley National Monument, Panamint Mountains (streambed)
Comment
JEPS25271
Crypsis schoenoides
G. Thomas Robbins
1959-9-6
4158
Alameda
Alameda Creek; creek bed at the Valle Vista Bridge on west Alquire Road, 1.6 mi sw of Mission Blvd. (State Hwy 9)
Comment
UCD59940
Crypsis schoenoides
G. Thomas Robbins
1959-9-6
4158
Alameda
Fremont township, near Niles. 1.6 miles southwest of Mission Blvd. (State Hwy. 9), Alameda Creek at the Valle Vista Bridge on west Alquire Road.
Comment
UCD119054
Cryptantha ambigua
Robbins; Raynor
1943-6-1
s.n.
Lassen
Madeline.
Comment
UC981779
Cryptantha circumscissa
G. Thomas Robbins
1950-4-2
3301
Kern
about 1 mi ne Isabella (above Kern River)
762
Comment
UC981782
Cryptantha circumscissa
G. Thomas Robbins
1950-4-7
3319 a
Inyo
about 3 mi w Lone Pine; Alabama Hills
1219
Comment
UC1112275
Cryptantha flaccida
G. Thomas Robbins
1950-4-23
3342
Santa Clara
2.5-3 mi e Coyote (foothills of Mount Hamilton Range); Mount Hamilton Range
365
Comment
UC907689
Cryptantha intermedia
G. Thomas Robbins
1945-6-23
2009
El Dorado
3 mi e Camino (slope above North Fork Webber Creek)
975
Comment
RSA77976
Cryptantha intermedia
G. Thomas Robbins
1945-6-23
2009
El Dorado
North Fork Webber Creek, about 3 miles east of Camino.
976
Comment
JEPS7965
Cryptantha nubigena
G. Thomas Robbins and Peter H. Raven
1954-7-28
3641
Tulare
upper reaches of Crabtree Creek Sequoia National Park, Crabtree Creek
3657
Comment
UC993779
Cryptantha pterocarya
G. Thomas Robbins
1950-4-2
3306 a
Kern
near and s of Freeman Junction (along U.S. Highway 6, w Mojave Desert); Mohave Desert
Comment
UC747563
Cryptantha simulans
G. Thomas Robbins
1943-6-17
1184
El Dorado
about 3 mi e Camino (along U.S. Highway 50)
1036
Comment
UC907714
Cryptantha simulans
G. Thomas Robbins
1944-6-3
1645
El Dorado
3 mi e Camino (at C.C.C. Camp Snowline)
1036
Comment
UC964822
Cryptogramma acrostichoides
G. Thomas Robbins
1943-7-25
1293
El Dorado
small lake on slopes e and above Medley Lakes (Reservoir); Desolation Valley Wilderness Area
2590
Comment
UC964852
Cryptogramma acrostichoides
G. Thomas Robbins
1943-6-27
1219
El Dorado
ridge above Echo Summit Pass (3/4 mi sw of US Hwy 50)
2438
Comment
UCD126364
Cuscuta pacifica var. pacifica
G. Thomas Robbins
1959-9-13
4163
Contra Costa
northeastern edge of San Pablo Bay, just east of Hercules.
Comment
JEPS25274
Cuscuta salina var. major
G. Thomas Robbins
1959-9-13
4161
Contra Costa
n edge Pinole; San Pablo Bay
Comment
JEPS25276
Cuscuta salina var. major
G. Thomas Robbins
1959-9-13
4163
Contra Costa
just e Hercules (ne edge of San Pablo Bay); San Pablo Bay
Comment
JEPS25265
Cyclospermum leptophyllum
G. Thomas Robbins
1959-8-30
4152
Alameda
at corner of Excelsior Ct. & MacArthur Blvd. (just e. of intersection of Lakeshore Ave.) Oakland
Comment
OBI9022
Cyclospermum leptophyllum
G. Thomas Robbins
1959-8-30
4152
Alameda
At corner of Excelsior Ct and MacArthur Blvd (just E of intersection of Lakeshore Ave) Oakland
8
Comment
RSA152179
Cyclospermum leptophyllum
G. Thomas Robbins
1959-8-30
4152
Alameda
Vacant lot at corner of Excelsior Ct. and MacArther Blvd. (just east of intersection of Lakeshore Ave.)
8
Comment
SEINET195647
Cynoglossum grande
G. T. Robbins
1943-3-19
964
El Dorado
Near Institute of Forest Genetics 3 mi E of Placerville
762
Comment
SEINET202643
Cynoglossum occidentale
G. T. Robbins, R Bacigalupi
1955-6-7
5266
Lake
Timberline Camp at jct of Boardman Ridge and Hull Mtn
1737
Comment
RSA32309
Cynosurus echinatus
G. Thomas Robbins
1945-6-5
1969
El Dorado
NE and above Smithflat.
701
Comment
UCD54037
Cyperus eragrostis
W. W. Robbins
1931-8-2
2227
Sutter
in Sacramento Valley.
Comment
JEPS15543
Cyperus squarrosus
G. Thomas Robbins with L. R. Heckard
1956-7-25
3701
Lake
e. base of ridge that forms a s.e. extension of Snow Mt. West (ca. 1/2 mi. airline from summit, pond drains w. through gap in ridge, into headwaters of Bear Creek ...); Lake-Colusa Co. Boundary
1981
Comment
UC747648
Cystopteris fragilis
G. Thomas Robbins
1944-6-7
1658
El Dorado
ca. 3 mi e Camino (along N Fork Webber Creek)
914
Comment
UC964820
Cystopteris fragilis
G. Thomas Robbins
1944-6-7
1658
El Dorado
ca. 3 mi e Camino (along N Fork Webber Creek)
914
Comment
UC964859
Cystopteris fragilis
G. Thomas Robbins
1945-6-9
1975
El Dorado
ca. 3 mi e Camino (above N Fork Webber Creek)
975
Comment
UCD105698
Dalea mollissima
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
RSA353641
Damasonium californicum
L. F. Robbins
1928-5-18
s.n.
Yolo
The Causeway.
Comment
UC907663
Danthonia californica
G. Thomas Robbins with J. T. Howell
1945-5-9
1893
Marin
1/2 mi n Hamilton Field Air Base
Comment
UCD60521
Danthonia californica
G. Thomas Robbins
1958-5-10
3828
Alameda
Along Redwood Road, about 1/2 mile E and above its junction with Mountain Boulevard, Oakland hills.
167
Comment
UC907650
Danthonia californica var. americana
G. Thomas Robbins with J. T. Howell
1945-5-9
1900
Marin
along US Hwy 101 near Hamilton Field Air Base
Comment
UC907651
Danthonia californica var. americana
G. Thomas Robbins
1945-6-16
1978
El Dorado
3 mi e Placerville (in pine plantation); Institute of Forest Genetics
822
Comment
UC747344
Darmera peltata
G. Thomas Robbins
1943-5-23
1085
El Dorado
North Fork Webber Creek, 3 mi E of Camino.
914
Comment
UC747355
Darmera peltata
G. Thomas Robbins
1943-4-10
983
El Dorado
3 mi e Camino (in at edge of North Fork Webber Creek); North Fork Webber Creek
944
Comment
UCD61081
Dasyochloa pulchella
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD126535
Datura stramonium
W. W. Robbins
1932-6-27
s.n.
Yolo
University Farm, Davis.
Comment
SBBG84098
Datura wrightii
R. C. and J. R. Robbins
1921-5-17
Santa Barbara
Carpinteria
Comment
SD165116
Datura wrightii
Jolynn Robbins, Joe Barth
2004-8-2
30
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
JEPS25255
Deinandra increscens subsp. increscens
G. Thomas Robbins with John Weiler
1959-8-7
4139
San Luis Obispo
1.8 mi n Arroyo de la Cruz (w of State Highway 1, 5.6 mi s of Monterey County line)
15
Comment Read comments Sep 10 2011
JEPS7954
Deinandra kelloggii
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3538
Tulare
about 0.25 mi e Milo junction (on road to Balch Park, 7.5 mi n of Springville)
Comment
CAS-BOT-BC299988
Deinandra kelloggii
G. Thomas Robbins; Lawrence R. Heckard
1953-5-30
3538
Tulare
On road to Balch Park about one-fourth mile east of Milo junction and 7.5 miles north of Springville
609
Comment
JEPS24453
Delairea odorata
G. Thomas Robbins
1960-2-2
4180
Alameda
on banks Sausal Creek (near El Centro Ave., crossing over Dimond Canyon, Dimond Park, Oakland); Oakland, Dimond Park, Dimond Canyon, banks Sausal Creek
68
Comment
UC747448
Delphinium glaucum
G. Thomas Robbins
1943-9-5
1390
El Dorado
meadow along Tahoe-Yosemite trail n and below Dicks Pass (near Dicks Peak)
2743
Comment
RSA32371
Delphinium glaucum
G. Thomas Robbins
1943-9-5
1390
El Dorado
Del Dorado County: below Dicks Pass, near Dicks Peak, along Tahoe Yosemite trail. alt 9000ft
2744
Comment
UC747434
Delphinium gracilentum
G. Thomas Robbins
1945-6-23
2006
El Dorado
canyon slope above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
JEPS5062
Delphinium gypsophilum subsp. gypsophilum
G. T. Robbins and R. Bacigalupi
1952-4-20
3444
Kern
Rolling hills, 3.3 miles SW of Taft, along US No. 399
Comment
UC747415
Delphinium hansenii subsp. hansenii
G. Thomas Robbins
1943-6-8
1140
El Dorado
western edge of Institute of Forest Genetics, 3 mi E of Placerville
731
Comment
UC747444
Delphinium nudicaule
G. Thomas Robbins
1944-4-14
1522
Marin
n slope of ridge about 3 mi w Hamilton Field Air Base; Big Rock Ridge
60
Comment
UC747412
Delphinium nuttallianum
G. Thomas Robbins
1945-7-1
2034
El Dorado
rock slopes along Twin Lakes trail ca 3/4 mi ne Wrights Lake (9 mi n of US Hwy 50)
2194
Comment
RSA32370
Delphinium nuttallianum
G. Thomas Robbins
1943-7-25
1314
El Dorado
Shady Lodgepole pine woods N of Upper Echo Lake, along Desolation Valley Trail.
2287
Comment
UC747417
Delphinium nuttallianum
G. Thomas Robbins
1943-7-25
1314
El Dorado
North of Upper Echo Lake, along Desolation Valley Trail
2286
Comment
RSA32303
Delphinium patens
G. Thomas Robbins
1944-4-23
1566
El Dorado
Live oak woodland along Chute Camp Road near Iowa Creek, 1/2 mile S of S Fork American River
Comment
RSA32305
Delphinium patens
G. Thomas Robbins
1945-7-1
2034
El Dorado
Along Twin Lakes trail 3/4 miles NE of Wrights Lake, 9 mile N of Hwy 50, alt 7200ft. El Dorado County
2195
Comment
UC747421
Delphinium patens
G. Thomas Robbins
1944-5-12
1595
El Dorado
wooded hillside w Institute of Forest Genetics (about 3 mi e of Placerville)
762
Comment
UC964798
Delphinium purpusii
G. Thomas Robbins
1950-4-9
3331
Kern
on canyon slope above Kern River (about 2 mi n and e of Bodfish)
762
Comment
JEPS5060
Delphinium recurvatum
G. T. Robbins and R. Bacigalupi
1952-4-16
3420
Kern
Tupman; w edge of town
Comment
JEPS5064
Delphinium recurvatum
G. T. Robbins and Rimo Bacigalupi
1952-4-19
3440
Kern
along US Hwy 466 10 mi w Kramer
Comment
UC907669
Delphinium variegatum
G. Thomas Robbins
1944-5-21
1621
El Dorado
canyon slope above North Fork Webber Creek (about 2 mi e of Camino)
975
Comment
RSA400064
Delphinium variegatum
L. F. Robbins
1928-4-20
s.n.
Sacramento
Near Fair Oaks
Comment
UC907685
Delphinium variegatum subsp. variegatum
G. Thomas Robbins
1945-5-27
1954
El Dorado
low places in field about 1 mi s Pleasant Valley
762
Comment
SBBG77909
Dendromecon harfordii
R. C. and J. R. Robbins
1922-3-28
Santa Barbara
Santa Cruz Island
Comment
UC747395
Dendromecon rigida
G. Thomas Robbins
1943-6-20
1198
El Dorado
along road to powerhouse 4-5 mi nw Pollock Pines (n-facing wall of canyon); canyon of South Fork American River
914
Comment
JEPS25162
Deschampsia danthonioides
G. Thomas Robbins
1959-5-27
4034
Alameda
w. shore of Lake Temescal (reservoir); Oakland
137
Comment
UCD63578
Deschampsia elongata
G. Thomas Robbins
1959-5-27
4034
Alameda
Along the west shore of Lake Temescal (reservoir), Oakland.
137
Comment
UCD114793
Descurainia sophia
Robbins; Raynor
1943-6-1
s.n.
Modoc
near Likely.
Comment
UC747399
Dicentra formosa
G. Thomas Robbins
1943-4-25
1031
El Dorado
ca 3 mi e Camino (along bank of North Fork of Webber Creek); North Fork of Webber Creek
914
Comment
UCSB784
Dichelostemma capitatum
Robbins, G.
1937-4-4
Alameda
Berkeley Hills east of University of California Campus
Comment
SBBG57584
Dichelostemma capitatum subsp. pauciflorum
J. R. Robbins
1934-3-25
Unknown
N E Mojave Desert
Comment
SBBG60672
Dieteria canescens
J. R. and R. C. Robbins
1932-7-17
Tuolumne
Tioga Pass Rd
2438
Comment
SEINET195144
Diplacus angustatus
G. Thomas Robbins
1945-1
2003
El Dorado
Sly Park meadow
975
Comment
CAS-BOT-BC153766
Diplacus angustatus
G. Thomas Robbins
1945-6-17
2003
El Dorado
Sly Park Meadow
975
Comment
SEINET13769177
Diplacus aurantiacus
G. Thomas Robbins
1945-1
1936
El Dorado
Above Sweetwater Creek, 3-4 miles south of Salmon FAlls
183
Comment
CAS-BOT-BC152248
Diplacus bolanderi
G. Thomas Robbins; Lawrence R. Heckard
1953-5-30
3544
Tulare
Along road to Balch Park, about one-fourth mile east of Milo junction and 7.5 miles north of Springville
548
Comment
CAS-BOT-BC152249
Diplacus bolanderi
G. Thomas Robbins; Lawrence R. Heckard
1953-5-30
3544
Tulare
Along road to Balch Park, about one-fourth mile east of Milo junction and 7.5 miles north of Springville
548
Comment
CAS-BOT-BC153232
Diplacus kelloggii
G. Thomas Robbins
1945-4-13
1839
El Dorado
Above Smith Flat, 2 1/2 mi. e. of Placerville
762
Comment
SBBG66709
Diplacus leptaleus
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
CAS-BOT-BC153667
Diplacus mephiticus
G. Thomas Robbins
1944-6-18
1732
El Dorado
Along Capps Crossing Road 1/2 mi. n. of Capps Crossing
1524
Comment
CAS-BOT-BC153929
Diplacus pulchellus
G. Thomas Robbins
1953-5-7
3517
Calaveras
About 4 miles east of Murphys along Ebbetts Pass road
975
Comment
CAS-BOT-BC151615
Diplacus torreyi
G. Thomas Robbins
1943-5-5
1071
El Dorado
Hillside above Smith Flat, 2 1/2 mi. e. of Placerville
762
Comment
CAS-BOT-BC151616
Diplacus torreyi
G. Thomas Robbins
1943-7-6
1249
El Dorado
C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
SEINET195640
Diplacus torreyi
G. Thomas Robbins
1945-1
2060
El Dorado
Along St Hwy 89 near Fallen Leaf Lake
1920
Comment
SEINET195148
Diplacus viscidus
G. Thomas Robbins
1945-1
2014
El Dorado
Along Deer Valley Rd, 1 mi N of Rescue
396
Comment
CAS-BOT-BC151078
Diplacus viscidus
G. Thomas Robbins
1945-6-30
2014
El Dorado
Along Deer Valley Road, 1 mi. n. of Rescue
396
Comment
CAS-BOT-BC151391
Diplacus viscidus
G. Thomas Robbins; Peter H. Raven
1956-4-28
3674
El Dorado
On a one-year-old chaparral burn along Placerville-Georgetown Road, 2.4 miles south of Kelsey and 1.5 miles north and on grade above South Fork American River
457
Comment
UCD114730
Dithyrea californica
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC747624
Dodecatheon alpinum
G. Thomas Robbins
1943-6-27
1229
El Dorado
along U.S. Highway 50 just e Echo Summit Pass; e of Echo Summit Pass
2225
Comment
UCD118959
Dodecatheon hendersonii
W. W. Robbins
1928-4-29
937
Sacramento
American River.
Comment
RSA114101
Dodecatheon hendersonii
G. Thomas Robbins
1945-4-22
1866
El Dorado
Loose,loamy soil in shade of brush on wooded hillside (mostly Ponderosa pines and Black oaks) 1 to 2 mi. west of Placerville near Hangtown.
579
Comment
JEPS19382
Downingia concolor var. concolor
G. Thomas Robbins
1937-5-23
179
Sonoma
near Wright School (along road between Sebastopol and Santa Rosa)
Comment
JEPS14472
Downingia cuspidata
G. Thomas Robbins with Peter H. Raven
1956-4-28
3669
Sacramento
about 2 mi w El Dorado County line (along U.S. Highway 50, foothills of the Sierra Nevada); Sierra Nevada
60
Comment
UC907742
Draba oligosperma var. oligosperma
G. Thomas Robbins
1945-8-12
2125
El Dorado
near summit Freel Peak; near summit Freel Peak
3322
Comment
UC700285
Draperia systyla
G. Thomas Robbins
1945-6-17
1997
El Dorado
Camp Creek near Baltic Peak
975
Comment
SEINET6425015
Drosera rotundifolia
G. Thomas Robbins
1945-1
2100
El Dorado
Long Meadow near Schlien Ranger Station
1676
Comment
UC747404
Drosera rotundifolia
G. Thomas Robbins
1945-8-6
2100
El Dorado
near Schlien Ranger Station; Long Meadow
1676
Comment
CAS-BOT-BC527360
Drymocallis glandulosa var. reflexa
G. Thomas Robbins
1945-8-6
2104
El Dorado
Long Meadow, near Schlien Ranger Station
1676
Comment
SBBG72483
Drymocallis hansenii
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC907621
Drymocallis hansenii
G. Thomas Robbins
1945-8-6
2104
El Dorado
near Schlien Ranger Station; Long Meadow
1676
Comment
UC766626
Dudleya cymosa
G. Thomas Robbins
1945-6-17
1984
El Dorado
slope above Camp Creek (near Baltic Creek)
975
Comment
UCD60753
Echinochloa colona
Robbins; Raynor
1943-6-24
s. n.
Stanislaus
Patterson.
Comment
UCD137960
Echinodorus berteroi
W. W. Robbins
1931-9-3
2253
Butte
Biggs.
Comment
JEPS15544
Eleocharis bella
G. Thomas Robbins with L. R. Heckard
1956-7-25
3702
Lake
1/2 mi(air) from summit Snow Mountain West (pond at E base of ridge that forms a SE extension of montain; pond drains W through gap in ridge, to headwaters of Bear Creek); Rice Fork of Eel River
1981
Comment
CAS-BOT-BC113564
Eleocharis bolanderi
Guy Thomas Robbins
1945-6-23
2004
El Dorado
Canyon slope above North Fork Webber Creek ca. 3 mi E of Camino.
975
Comment
POM313047
Eleocharis flavescens
G. Thomas Robbins, S. Galen Smith
1949-10-23
1901
El Dorado
5 miles north of Colma on Georgetown road
Comment
JEPS25268
Eleocharis macrostachya
G. Thomas Robbins
1959-8-30
4155
Alameda
vacant lot at corner of Excelsior Ct. and MacArthur Blvd. (just E of intersection of Lakeshore Ave.) Oakland
7
Comment
UC1100707
Eleocharis pachycarpa
G. T. Robbins and S. Galen Smith
1949-10-23
1900
El Dorado
5 mi N of Coloma (on Georgetown road)
Comment
UC1100709
Eleocharis pachycarpa
G. Thomas Robbins and S. Galen Smith
1949-10-23
1898
El Dorado
5 mi N of Coloma (on Georgetown road)
Comment
JEPS25084
Elodea canadensis
G. Thomas Robbins
1958-10-11
3952
Alameda
sw end San Leandro (at w end of Boxwood)
Comment
UC907631
Elymus glaucus
G. Thomas Robbins
1944-6-16
1695
El Dorado
3 mi e Placerville (in pine plantation); Institute of Forest Genetics
822
Comment
SBBG60822
Encelia actoni
J. R. and R. C. Robbins
1930-3-25
San Bernardino
Ibex Pass
Comment
SD185498
Encelia californica
Jolynn Robbins
2006-4-9
38
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
SBBG60960
Encelia farinosa
R. C. and J. R. Robbins
1933-2-15
Riverside
foot of Palms to Pines Hwy, ca. 11 mi SW of Palm Springs
Comment
CAS-BOT-BC409898
Enemion occidentale
G. Thomas Robbins
1944-3-19
1486
El Dorado
South Fork American River canyon, 5-6 mi. N of Camino
762
Comment
UCD105396
Epilobium brachycarpum
G. Thomas Robbins
1958-9-1
3937
Alameda
West end of Hopkins Street, Berkeley.
167
Comment
SBBG60119
Epilobium canum subsp. canum
J. R. and R. C. Robbins
1932-8-19
San Luis Obispo
near Cambria
Comment
JEPS16133
Epilobium canum subsp. canum
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3796
Monterey
roadside above Tularcitos Creek (4 mi nw of Jamesburg, 10.9 mi e of Robles del Rio junction)
335
Comment
CAS-BOT-BC166873
Epilobium canum subsp. latifolium
G. Thomas Robbins
1943-8-15
1361
El Dorado
Along roadside to Wrights Lake, 2-3 mi. n. of U.S. Highway 50
1981
Comment
SEINET195498
Epilobium canum subsp. latifolium
G. Thomas Robbins
1943-8-15
1361
El Dorado
Along roadside to Wrights Lake 2-3 mi N of US Hwy. 50
1981
Comment
UC747281
Epilobium canum subsp. latifolium
G. Thomas Robbins
1943-8-15
1361
El Dorado
2-3 mi n U.S. Highway 50 (along roadside to Wrights Lake)
1981
Comment
JEPS25076
Epilobium cleistogamum
G. Thomas Robbins with S. Galen Smith
1959-1-4
3958
Solano
field just n U.S. Highway 40 (about 1/2 mi e of Winters road junction, about 2 1/2 mi ne of Vacaville); Sacramento Valley
27
Comment
UC747232
Epilobium densiflorum
G. Thomas Robbins
1943-7-15
1268
El Dorado
canyon slope above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
UC747235
Epilobium densiflorum
G. Thomas Robbins
1944-7-6
1750
El Dorado
5 mi s Pollock Pines; Sly Park
1005
Comment
UC747274
Epilobium densiflorum
G. Thomas Robbins
1944-8-15
1828
El Dorado
along US Hwy 50 3 mi e Placerville (bed of small stream from spring)
670
Comment
UC747280
Epilobium densiflorum
G. Thomas Robbins
1943-6-21
1206
El Dorado
slope w Institute of Forest Genetics (3 mi e of Placerville)
731
Comment
UCD106301
Epilobium densiflorum
W. W. Robbins
1941-8-8
s.n.
Mendocino
Round Valley.
Comment
UC747270
Epilobium foliosum
G. Thomas Robbins
1945-6-17
1988
El Dorado
slope above Camp Creek (near Baltic Peak)
975
Comment
SEINET195658
Epilobium foliosum
G. Thomas Robbins
1945-6-17
1988
El Dorado
Rocky slope above Camp Creek near Baltic Peak
975
Comment
UC964832
Epipactis gigantea
G. Thomas Robbins
1950-5-14
3355
Monterey
along State Hwy 1 between Lucia and Big Sur (about 5 mi s of Hunter Light)
152
Comment
UC747642
Equisetum hyemale subsp. affine
G. Thomas Robbins
1944-6-17
1698
El Dorado
ca. 1 mi e Pyramid Ranger Station
1676
Comment
UCD135440
Equisetum hyemale subsp. affine
W. W. Robbins
1928-4-29
943
Unknown
American River.
Comment
UC1084510
Equisetum laevigatum
G. Thomas Robbins
1937-6-18
249
Sonoma
along R.R. right-of-way Santa Rosa
Comment
UCD62959
Eragrostis cilianensis
W. W. Robbins
1943-8-1
Yolo
Lowe Ranch north of Woodland.
Comment
UCD63822
Eragrostis mexicana subsp. virescens
W. W. Robbins; Gramineae
1943-8-1
s.n.
Yolo
Lowe Ranch N. of Woodland.
Comment
RSA152174
Eremalche parryi
G. Thomas Robbins, R. C. Bacigalupi
1952-4-20
3445
Kern
Slopes of Hills in watershed of Bitterwater Creek on road to Elkhorn Plain, 1.3 miles west of junction with U.S. Highway 399
427
Comment
JEPS7480
Eremalche parryi subsp. kernensis
G. Thomas Robbins and Rimo Bacigalupi
1952-4-20
3459
San Luis Obispo
s. most end of Carrizo Plain (just before descent into Cuyama Valley, ca. 4 mi. from Kern Co. line)
868
Comment
UC747310
Eremocarpus setiger
G. Thomas Robbins
1943-7-15
1266
El Dorado
flat above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
CAS-BOT-BC174110
Eremogone aculeata
G. Thomas Robbins
1944-7-28
1776
El Dorado
Along Willow Flat Trail, 3 mi. NE of Wrights Lake
2286
Comment
A387260
Ericameria arborescens
G. T. Robbins
1943-10-16
1399
Unknown
Institute of Forest Genetics, 3 mi. e. of Placerville
792
Comment
UC747191
Ericameria arborescens
G. Thomas Robbins
1943-10-16
1399
El Dorado
3 mi e Placerville; Institute of Forest Genetics
792
Comment
GH387293
Ericameria bloomeri
G. T. Robbins
1945-8-12
2145
Unknown
along road to High Meadow, 6-8 mi. SE of Lake Tahoe
2133
Comment
SEINET195495
Ericameria bloomeri
G. Thomas Robbins
1945-10-7
2153
Lassen
Lassen National Forest ; Southeast slope of Harvey Mountain 2-3 miles northeast of Burgess Spring Harvey Valley
1829
Comment
SEINET195638
Ericameria bloomeri
G. Thomas Robbins
1945-8-12
2145
El Dorado
Along road to High Meadow 6-8 miles southeast of Lake Tahoe
2134
Comment
UC907725
Ericameria bloomeri
G. Thomas Robbins
1945-8-12
2145
El Dorado
6 to 8 mi se Lake Tahoe (along the road the High Meadow)
2133
Comment
UC747138
Ericameria discoidea
G. Thomas Robbins
1943-9-5
1378
El Dorado
Summit of Mt. Tallac
2956
Comment
JEPS16381
Ericameria ericoides
G. Thomas Robbins
1956-12-30
3800
Monterey
near Marina; Monterey Bay, Marina Beach
Comment
UC747160
Erigeron breweri var. breweri
G. Thomas Robbins
1943-7-25
1327
El Dorado
alongside road ca. 0.5 mi s of Echo Lake
2194
Comment
SD185487
Erigeron canadensis
Jolynn Robbins
2006-9-4
60
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
CAS-BOT-BC294981
Erigeron compositus
G. Thomas Robbins
1944-7-28
1790
El Dorado
At summit of Rockbound Pass, Desolation Valley Wilderness Area
2621
Comment
UC747213
Erigeron compositus
G. Thomas Robbins
1944-7-28
1790
El Dorado
at the summit Rockbound Pass; Desolation Valley Wilderness Area, Rockbound Pass
2621
Comment
UC907757
Erigeron foliosus var. hartwegii
G. Thomas Robbins
1945-5-20
1937
El Dorado
2-3 mi s Salmon Falls; Sweetwater Creek
182
Comment
SBBG63281
Erigeron glacialis var. glacialis
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC747189
Erigeron glacialis var. glacialis
G. Thomas Robbins
1944-7-29
1800
El Dorado
on ridge s of and above Lake Schmidell; Desolation Valley Wilderness Area
2590
Comment
UC747205
Erigeron glacialis var. glacialis
G. Thomas Robbins
1943-7-25
1305
El Dorado
along the Desolation Valley Trail ca 2 mi nw Echo Lake (edge of meadow); Haypress Meadow
2438
Comment
SBBG63280
Erigeron glacialis var. hirsutus
J. R. and R. C. Robbins
1932-7-17
Mono
Tioga Pass
Comment
CAS-BOT-BC295139
Erigeron inornatus
G. Thomas Robbins
1943-6-29
1239
El Dorado
Slope of North Fork Webber Creek Canyon, ca. 3 mi. e. of Camino
914
Comment
SBBG63287
Erigeron philadelphicus
J. R. and R. C. Robbins
1932-7-18
El Dorado
W shore, Lake Tahoe
Comment
UC907759
Erigeron philadelphicus var. philadelphicus
G. Thomas Robbins
1945-5-20
1922
El Dorado
3 mi e Rescue (Placerville-Rescue road); Dry Creek
457
Comment
UCD132042
Erigeron philadelphicus var. philadelphicus
Robbins; Raynor
1943-6-1
s.n.
Plumas
Belden.
Comment
UC907770
Erigeron pygmaeus
G. Thomas Robbins
1945-8-12
2120
El Dorado
near summit Freel Peak
3322
Comment
CAS-BOT-BC224232
Eriodictyon californicum
G. Thomas Robbins
1943-5-5
1070
El Dorado
At western edge of Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
UC747589
Eriodictyon californicum
G. Thomas Robbins
1943-5-5
1070
El Dorado
at western edge Institute of Forest Genetics (3 mi e of Placerville); western edge of Institute of Forest Genetics
762
Comment
UCD100056
Eriogonum fasciculatum var. polifolium
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD100275
Eriogonum inflatum
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC746886
Eriogonum lobbii var. lobbii
G. Thomas Robbins
1945-8-12
2118
El Dorado
w flank of Jobs Sister Peak Jobs Sister Peak
3048
Comment
CAS-BOT-BC270985
Eriogonum nervulosum
G. Thomas Robbins; L. R. Heckard
1956-7-25
3723
Lake
Southern extension of Snow Mt. West and about one-fourth mile south of its summit
2103
Comment
JEPS15558
Eriogonum nervulosum
G. Thomas Robbins with L. R. Heckard
1956-7-25
3723
Colusa
1/4 mi s summit Snow Mt. West (ridge forming s extension of Snow Mt. West); Snow Mt. West, Lake-Colusa County Boundary
2103
Comment
RSA32311
Eriogonum nudum var. deductum
G. Thomas Robbins
1945-8-5
2091
El Dorado
Above north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area.
2012
Comment
UCD100553
Eriogonum nudum var. oblongifolium
Robbins; Raynor
1943-6-1
s.n.
Plumas
Near Quincy.
Comment
UC907668
Eriogonum ovalifolium var. nivale
G. Thomas Robbins
1945-8-12
2128
El Dorado
near summit of Freel Peak; Freel Peak
3322
Comment
JEPS97128
Eriogonum parvifolium
R. C. and J. R. Robbins
1932-8-29
San Luis Obispo
roadside between Cayucas and Cambria
Comment
UC746876
Eriogonum roseum
G. Thomas Robbins
1944-9-24
1831
El Dorado
ca. 3 mi e Camino (on canyon side above North Fork Webber Creek); North Fork Webber Creek
975
Comment
UC746890
Eriogonum spergulinum var. reddingianum
G. Thomas Robbins
1945-7-8
2043
El Dorado
near Al Tahoe; Lake Tahoe
1920
Comment
RSA32353
Eriogonum spergulinum var. reddingianum
G. Thomas Robbins
1945-7-8
2043
El Dorado
Near Al Tahoe, Lake Tahoe.
1921
Comment
RSA32381
Eriogonum umbellatum var. nevadense
G. Thomas Robbins
1945-7-8
2046
El Dorado
Near Al Tahoe, Lake Tahoe.
1921
Comment
UC746875
Eriogonum umbellatum var. nevadense
G. Thomas Robbins
1945-7-8
2046
El Dorado
near Al Tahoe; Lake Tahoe
1920
Comment
JEPS15696
Eriogonum wrightii var. subscaposum
G. Thomas Robbins
1956-9-9
3761
Alpine
1/2 to 3/4 mi due w, above State Highway 88, lower slopes of Red Lake Peak Carson Pass; Red Lake Peak
2651
Comment
RSA32379
Eriogonum wrightii var. subscaposum
G. Thomas Robbins
1945-8-12
2143
El Dorado
Forming caespitose cushions. Jeffrey Pine White Fir woods along roas to Hight Meadow, 6-8 mi. SE. of Lake Tahoe.
2134
Comment
UC746892
Eriogonum wrightii var. subscaposum
G. Thomas Robbins
1945-8-12
2143
El Dorado
6-8 mi se Lake Tahoe (along road to High Meadow)
2133
Comment
UC972350
Eriophorum crinigerum
G. Thomas Robbins
1951-7-26
3394
Fresno
meadow at edge of Laurel Creek (w. of Second Recess and Mono Creek); Laurel Creek basin
3108
Comment
JEPS19377
Eriophyllum lanatum var. arachnoideum
G. Thomas Robbins
1937-6-6
235
Sonoma
along roadside near Bodega Bay
Comment
UC747194
Eriophyllum lanatum var. croceum
G. Thomas Robbins
1943-6-17
1186
El Dorado
3 mi e Camino (along U.S. Highway 50)
1036
Comment
JEPS19402
Eriophyllum staechadifolium
G. Thomas Robbins
1937-4-17
124
Contra Costa
cliffs above San Francisco Bay near Point Richmond
Comment
SBBG65685
Eriophyllum wallacei
J. R. and R. C. Robbins
1930-3-29
Los Angeles
Antelope Valley
Comment
SD45403
Eriophyllum wallacei
G. Thomas Robbins
1950-4-7
3327
Inyo
0.5 miles north and east of Little Lake.
915
Comment
UC747297
Erodium cicutarium
G. Thomas Robbins
1944-5-21
1624
El Dorado
2 mi e Camino (along U.S. Highway 50)
975
Comment
UCSB3536
Erodium cicutarium
Robbins, G.
1937-4-4
Alameda
Berkley Hills
Comment
UCD81556
Eryngium vaseyi
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
CAS-BOT-BC41533
Erysimum capitatum
G. Thomas Robbins
1943-6-4
1116
El Dorado
On slope above Silver Fork American River near Sacramento Box Company sawmill. (China Flat) 3-4 miles south of Kyburz.
1371
Comment
RSA32364
Erysimum capitatum
G. Thomas Robbins
1945-7-8
2038
El Dorado
Near Al Tahoe, Lake Tahoe.
1921
Comment
UC1084387
Erysimum franciscanum
G. Thomas Robbins
1937-4-11
93
San Mateo
meadow near Spring Valley Lakes (along road to Woodside)
Comment
SEINET195477
Erythranthe lewisii
G. Thomas Robbins
1943-1
1325
El Dorado
Above south shore of Echo Lake.
2195
Comment
UCD139645
Erythronium multiscapideum
W. W. Robbins
1926-4-17
541
Lassen
Grass Valley.
Comment
UC747396
Eschscholzia caespitosa
G. Thomas Robbins
1945-6-9
1977
El Dorado
about 3 mi e Camino (canyon slope above creek); North Fork Webber Creek
975
Comment
CAS-BOT-BC402667
Eschscholzia caespitosa
G. Thomas Robbins
1945-6-9
1977
El Dorado
On canyon slope above North Fork Webber Creek, about 3 mi. e. of Camino
975
Comment
RSA32297
Eschscholzia caespitosa subsp. caespitosa
G. Thomas Robbins
1944-4-23
1559
El Dorado
Along Chute Camp Road above Iowa Creek, ca. 4 miles NW of Camino
762
Comment
UC747392
Eschscholzia californica
G. Thomas Robbins
1944-5-21
1625
El Dorado
about 2 mi e Camino (fruit orchard along U.S. Hwy 50)
975
Comment
SBBG70136
Eschscholzia californica
J. R. and R. C. Robbins
1930-3-28
Kern
Kern Valley
Comment
GH381498
Eschscholzia hypecoides
G. T. Robbins
1945-6-9
1977
Unknown
North Fork Webber Creek, about 3 miles east of Camino
975
Comment
UC747397
Eschscholzia lobbii
G. Thomas Robbins
1945-4-22
1853
El Dorado
about 2 1/2 mi e Shingle Springs
457
Comment
POM183203
Eschscholzia lobbii
L. F. Robbins
1927-3-10
s.n.
Sacramento
Del Paso
Comment
SD45201
Eschscholzia minutiflora
G. Thomas Robbins
1950-4-7
3329
Inyo
Sandy wash about 0.5 mile north and east of Little Lake.
914
Comment
UC747177
Eucephalus breweri
G. Thomas Robbins
1943-8-15
1352
El Dorado
2 mi ne, along trail to Grouse Lake Wright's Lake
2438
Comment
SBBG34706
Eucnide urens
J. R. and R. C. Robbins
1930-3-25
San Bernardino
Mojave Desert
Comment
UCD142382
Euphorbia crenulata
Robbins; Raynor
1943-6-1
s.n.
Plumas
Belden, Feather River Canyon.
Comment
UCD142348
Euphorbia eriantha
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS7766
Euphorbia incisa
G. Thomas Robbins
1952-4-29
3476
San Bernardino
slope between Mitchell Ranch (Mitchell's Caverns) (Providence Mountains, e Mohave Desert); Mohave Desert, Providence Mountains
Comment
UCD142565
Euphorbia melanadenia
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SD165223
Euphorbia polycarpa
Jolynn Robbins
2004-7-5
20
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
UCD142730
Euphorbia polycarpa
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD142858
Euphorbia setiloba
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC747307
Euphorbia spathulata
G. Thomas Robbins
1944-5-22
1630
El Dorado
2-3 mi e Placerville (along U.S. Hwy 50)
609
Comment
UC907788
Eurybia integrifolia
G. Thomas Robbins
1945-8-4
2078
El Dorado
near Onion Flat; Desolation Valley Wilderness Area, Rockbound Valley
2133
Comment
OBI15449
Euthamia occidentalis
G. Thomas Robbins
1958-9-1
3935
Alameda
Along and near the mouth of Cordonices Crk, Albany-Berkeley city boundary
Comment
UCD107164
Fagonia laevis
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SD165322
Foeniculum vulgare
Jolynn Robbins
2004-7-5
23
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
UC747004
Fragaria vesca
G. Thomas Robbins
1944-5-16
1609
El Dorado
about 3 mi e Camino (along bank of North Fork Webber Creek); North Fork Webber Creek
914
Comment
UCSB2788
Fragaria vesca
Robbins, G.
1937-4-25
Alameda
Hillside just easat of Claremont Ave, Berkeley
Comment
SBBG72484
Fragaria virginiana
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UCD112555
Frangula californica
Robbins; Raynor
1943-6-1
s.n.
Plumas
near Belden, Feather River Canyon.
Comment
A378161
Frangula rubra subsp. obtusissima
G. T. Robbins
1945-8-5
2082
Unknown
along north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment
JEPS21975
Frankenia salina
G. Thomas Robbins
1958-5-25
3838
Alameda
about 1/2 mi e of Maitland Drive (just s of San Leandro Bay, Bay Farm Island); Bay Farm Island
Comment
SBBG72753
Frankenia salina
R. C. and J. R. Robbins
1920-10-31
Santa Barbara
Carpinteria
Comment
GH401197
Fraxinus latifolia
G. T. Robbins
1945-5-20
1938
Unknown
Sweetwater Creek, 3-4 miles south of Salmon Falls
182
Comment
UC747573
Fraxinus latifolia
G. Thomas Robbins
1945-5-20
1938
El Dorado
3-4 mi s Salmon Falls (along Sweetwater Creek); Sweetwater Creek
182
Comment
SEINET6694671
Fraxinus oregona
G. Thomas Robbins
1945-1
1938
El Dorado
common tree along sweetwater Creek 3-4 miles south of Salmon Falls
183
Comment
UC1084349
Fritillaria affinis
G. Thomas Robbins
1937-3-25
4
Sonoma
Bennett Valley, Sonoma Creek Sonoma Creek; Bennett Valley, Sonoma Creek
Comment
UC1057446
Fritillaria liliacea
G. Thomas Robbins
1937-4-11
88
San Mateo
near Spring Valley Lakes (on road to Woodside)
Comment
CAS-BOT-BC505297
Fritillaria micrantha
G. Thomas Robbins
1943-4-13
991
El Dorado
Western edge of Institute of Forest Genetics
792
Comment
UCD121961
Galium
G. Thomas Robbins; John Weiler
1959-5-23
4031
Contra Costa
About one-half mile east of Pt. San Pablo, overlooking San Pablo Bay, Richmond.
7
Comment
JEPS23262
Galium divaricatum
G. Thomas Robbins
1959-5-23
4031
Contra Costa
hillslope about one-half mi e Point San Pablo (overlooking San Pablo Bay); Richmond
7
Comment
SD51690
Galium stellatum
G. Thomas Robbins, R. Bacigalupi,L. Constance,G. Gillett,L. R. Heckard
1952-5-1
3501
Inyo
Toward the base of a sunny east-facing slope (cliffside), Titus Canyon, Grapevine Mountains, Death Valley National Monument
1372
Comment
UCD121921
Galium stellatum
W. W. Robbins
1939-12-24
s.n.
San Diego
S.E. part of county.
Comment
JEPS7843
Galium stellatum var. eremicum
G. T. Robbins with R. Bacigalupi, George Gillett, Lincoln Constance, L. R. Heckard
1952-5-1
3501
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mtns. (toward base of e-facing cliffside)
1371
Comment
UC747063
Galium triflorum
G. Thomas Robbins
1945-7-15
2063
El Dorado
3 mi e Camino (along US Hwy 50)
1036
Comment
GH417038
Galium triflorum
G. T. Robbins
1943-7-15
2063
Unknown
along U.S. Highway 50, three miles east of Camino
1036
Comment
JEPS14572
Gamochaeta stachydifolia
G. Thomas Robbins with Peter H. Raven
1956-4-28
3676
El Dorado
2.4 mi s: on burn along Placerville-Georgetown road,1.5 mi nof and on grade above South Fork American River Kelsey
457
Comment
CAS-BOT-BC199024
Garrya congdonii
G. Thomas Robbins
1945-5-20
1927
El Dorado
Above bank of Sweetwater Creek near Simpsons Ranch
182
Comment
UC747237
Garrya congdonii
G. Thomas Robbins
1945-5-20
1927
El Dorado
near Simpsons Ranch (above bank of Sweetwater Creek)
182
Comment
UC747229
Garrya elliptica
G. Thomas Robbins with J. T. Howell
1944-4-13
1498
Marin
about 4 mi w Hamilton Field Air Base (on Big Rock Ridge); Big Rock Ridge
396
Comment
CAS-BOT-BC192119
Garrya fremontii
G. Thomas Robbins
1944-3-19
1488
El Dorado
South-facing slope of South Fork American River canyon. 5-6 mi. n. of Camino
762
Comment
UC907630
Gastridium ventricosum
G. Thomas Robbins
1945-6-1
1965
El Dorado
3 mi e Placerville (Institute of Forest Genetics, Eddy Arboretum); Institute of Forest Genetics, Eddy Arboretum
822
Comment
UC747628
Gentiana calycosa
G. Thomas Robbins
1943-9-5
1392
El Dorado
wet grassy meadow n and below Dicks Pass; Tahoe-Yosemite trail
2743
Comment
UCSB3542
Geranium dissectum
Robbins, G.
1937-5-16
Alameda
Berkeley Hills
Comment
UC747296
Geranium richardsonii
G. Thomas Robbins
1943-7-25
1336
El Dorado
near Echo Lake Road (along U.S. Highway 50)
2194
Comment
UC747302
Geranium richardsonii
G. Thomas Robbins
1944-6-17
1705
El Dorado
ca 1 mi e Pyramid Ranger Station
1676
Comment
UC747303
Geranium richardsonii
G. Thomas Robbins
1945-8-6
2107
El Dorado
near Schlien Ranger Station; Long Meadow
1676
Comment
RSA0029494
Geranium richardsonii
G. Thomas Robbins
1944-6-17
1705
El Dorado
Ca. 1 mile E of Pyramid Ranger Station.
1677
Comment
RSA46767
Geum macrophyllum
G. Thomas Robbins
1944-6-17
1704
El Dorado
Along small stream in open pine woods, 1 ile E of Pyramid Ranger Station.
1677
Comment
RSA84906
Gilia achilleifolia
G. Thomas Robbins
1950-4-23
3341
Santa Clara
2.5-3 miles NE of coyote, foothills of the Mount Hamilton range
366
Comment
JEPS30770
Gilia achilleifolia subsp. achilleifolia
G. Thomas Robbins
1937-4-17
122
Contra Costa
w facing slope near Point Richmond; near Point Richmond
Comment
UC964825
Gilia achilleifolia subsp. achilleifolia
G. Thomas Robbins
1950-4-23
3341
Santa Clara
2.5-3 mi ne Coyote (foothills of Mount Hamilton Range); Mount Hamilton Range
365
Comment
JEPS7446
Gilia brecciarum subsp. neglecta
G. Thomas Robbins, Rimo Bacigalupi
1952-4-15
3424
Kern
about 3 mi e Walker Pass summit (slopes of Freeman Canyon); e of Walker Pass Summit, slopes Freeman Canyon
1371
Comment
UC964829
Gilia brecciarum subsp. neglecta
G. Thomas Robbins
1950-4-1
3294 A
Kern
about 1 mi e Isabella (above Kern River); , e of Isabella
Comment
UC964827
Gilia cana subsp. speciosa
G. Thomas Robbins
1950-4-2
3309
Kern
about 1 mi s Ricardo (Red Rock Canyon near The Temple); Red Rock Canyon near The Temple, s of Ricardo
762
Comment
RSA84883
Gilia capitata subsp. abrotanifolia
G. Thomas Robbins
1950-4-2
3297
Kern
Above Kern River, about 1 mile northeast of Isabella.
762
Comment
UCD117716
Gilia capitata subsp. mediomontana
Robbins; Raynor
1943-6-1
s.n.
Plumas
Quincy.
Comment
UC747620
Gilia capitata subsp. pedemontana
G. Thomas Robbins
1943-5-25
1089
El Dorado
3 mi e Placerville (Institute of Forest Genetics); e of Placerville, Institute of Forest Genetics
Comment
UC913387
Gilia capitata subsp. staminea
G. Thomas Robbins
1940-5-19
323
Contra Costa
hills e Antioch (bordering San Joaquin River); , e of Antioch
Comment
UCSB5023
Gilia clivorum
Robbins, G.
1937-4-4
Alameda
Berkeley Hills
Comment
JEPS7460
Gilia latiflora subsp. davyi
G. Thomas Robbins, Rimo Bacigalupi
1952-4-19
3438
San Bernardino
Desert flats 5 mi e Kramer; Mohave Desert, e of Kramer
731
Comment
JEPS7459
Gilia latiflora subsp. latiflora
G. Thomas Robbins, Rimo Bacigalupi
1952-4-19
3437
San Bernardino
along U.S. Highway 466 about 1.5 mi w Barstow (Mohave Desert); Mohave Desert
640
Comment
JEPS8026
Gilia latifolia
G. Thomas Robbins with L. Constance and G. W. Gillett
1952-4-27
3470
San Bernardino
s base Mt. Pisgah Crater (about 2 mi s of U.S. Highway 66, Mohave Desert); Mohave Desert, s base of Mt. Pisgah Crater
Comment
POM310918
Gilia leptantha subsp. purpusii
G. Thomas Robbins
1950-4-1
3294 -A
Kern
Above Kern River, about 1 mile east of Isabella
Comment
JEPS7464
Gilia minor
G. Thomas Robbins, Rimo Bacigalupi
1952-4-19
3442
Kern
on road to Kramer five mi e Mojave (Mohave Desert); , e of Mojave on road to Kramer
792
Comment
SD45389
Gilia ochroleuca subsp. exilis
G. Thomas Robbins
1950-4-1
3294 A
Kern
Above Kern River, ca. 1.0 mile east of Isabella.
Comment
JEPS7767
Gilia sinuata
G. Thomas Robbins
1952-4-29
3475
San Bernardino
Mitchell's Caverns eastern Mohave Desert, Providence Mountains, Mitchell;s Cave (n of Mitchell Ranch, Providence Mountains, eastern Mohave Desert)
Comment
JEPS7790
Gilia sinuata
G. Thomas Robbins
1952-4-29
3481
San Bernardino
in bed of wash s and e of Mitchell Ranch Mitchell's Caverns (Providence Mountains, eastesrn Mohave Desert); eastern Mohave Desert, Providence Mountains
Comment
RSA84882
Gilia sinuata
G. Thomas Robbins
1950-4-7
3326
Inyo
Near Pictured Rocks, 0.5 mile north and east of Little Lake
915
Comment
SD45391
Gilia sinuata
G. Thomas Robbins
1950-4-7
3326
Inyo
Dry wash near pictured rocks, ca. 0.5 mile north and east of Little Lake.
914
Comment
UC964826
Gilia sinuata
G. Thomas Robbins
1950-4-7
3326
Inyo
about 0.5 mi n and e Little Lake; n and e of Little Lake
914
Comment
JEPS7930
Gilia stellata
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3496
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mountains, Titus C
1524
Comment
RSA114107
Gilia tricolor
G. Thomas Robbins
1944-4-24
1568
El Dorado
SW of Institute of Forest Genetics, 3 miles east of Placerville
762
Comment
UC747608
Gilia tricolor subsp. diffusa
G. Thomas Robbins
1944-4-24
1568
El Dorado
about 3 mi e Placerville (on rocky ridge sw of Institute of Forest Genetics); e of Placerville, sw of Institute of Forest Genetics
762
Comment
CAS-BOT-BC266563
Githopsis pulchella
G. Thomas Robbins
1945-5-20
1930
El Dorado
Above Sweetwater Creek near Simpsons Ranch, 4-5 miles S of Salmon Falls
182
Comment
CAS-BOT-BC266565
Githopsis pulchella
G. Thomas Robbins
1944-5-21
1622
El Dorado
Above N Fork Webber Creek near Eight Mile House, about 2 miles E of Camino
914
Comment
SEINET8733897
Githopsis pulchella
G. Thomas Robbins
1945-1
1930
El Dorado
above Sweetwater Creek near Simpsons Ranch (T. 10N., R. 8E., Sec. 13), 4-5 miles south of Salmon Falls
183
Comment
UC747028
Githopsis pulchella subsp. pulchella
G. Thomas Robbins
1943-6-5
1128
El Dorado
about 3 mi e Camino (slopes above North Fork Webber Creek)
1036
Comment
UC747030
Githopsis pulchella subsp. pulchella
G. Thomas Robbins
1944-5-21
1622
El Dorado
about 2 mi e Camino (near Eight Mile House, on ridge above North Fork Webber Creek)
914
Comment
UC747047
Githopsis pulchella subsp. pulchella
G. Thomas Robbins
1944-5-12
1597
El Dorado
about 3 mi e Placerville (w of Institute of Forest Genetics)
762
Comment
JEPS14541
Githopsis specularioides
G. Thomas Robbins with Peter H. Raven
1956-4-29
3681
El Dorado
se edge Placerville; Spanish Ravine
594
Comment
SEINET10464601
Githopsis specularioides
Robbins
1943-4-18
ROBBINS 1011
Sacramento
Carmichael district, about 15 miles northeast of Sacramento
Comment
SEINET8733896
Githopsis specularioides
G. Thomas Robbins
1944-1
1622
El Dorado
above North Fork Webber Creek near Eight Mile House, about two miles east of Camino
914
Comment
JEPS21988
Glebionis segetum
G. Thomas Robbins
1958-4-27
3822
Alameda
Berkeley Aquatic Park Berkeley (above e shore)
1
Comment
JEPS22041
Glebionis segetum
G. Thomas Robbins
1958-7-4
3888
Alameda
about 1/4 mi s of East Creek Slough (ne edge of San Leandro Bay); San Leandro Bay
Comment
UCD132393
Glebionis segetum
G. Thomas Robbins
1958-7-4
3888
Alameda
At the NE edge of San Leandro Bay, about 1/4 mile S of East Creek Slough, Oakland.
Comment
UC746952
Goodyera oblongifolia
G. Thomas Robbins
1945-9-1
2147
El Dorado
about 2 mi e of Camino
975
Comment
UC747058
Gratiola ebracteata
G. Thomas Robbins
1945-5-27
1961
El Dorado
about 1/2 mi n Pleasant Valley; n of Pleasant Valley
762
Comment
UC747065
Gratiola ebracteata
G. Thomas Robbins
1944-6-18
1720
El Dorado
5 mi s Pollock Pines (Sly Park)
1005
Comment
UCD132492
Grindelia camporum
W. W. Robbins
1931-8-2
2230
Solano
Near Vacaville.
Comment
CAS-BOT-BC304970
Grindelia hirsutula
G. Thomas Robbins
1943-7-10
1259
El Dorado
In Eddy Arboretum at Institute of Forest Genetics, 3 mi. e. of Placerville
822
Comment
JEPS19011
Grindelia hirsutula
G. Thomas Robbins
1957-9-15
3805
Alameda
on roadside berm along Broadway about one-half mi w Lake Temescal; Oakland
60
Comment
JEPS22045
Grindelia hirsutula
G. Thomas Robbins
1958-6-25
3882
Marin
about 1 mi n of Rodeo Lagoon; Fort Cronkhite Military Reservation
167
Comment
JEPS25012
Grindelia hirsutula
G. Thomas Robbins
1958-9-20
3938
Alameda
about 0.5 e Toll Plaza (San Francisco-Oakland Bay Bridge, along the shore of San Francisco Bay); San Francisco Bay
Comment
JEPS25021
Grindelia hirsutula
G. Thomas Robbins
1958-10-4
3945
Alameda
near the w end Williams St. (San Leandro, at the edge of San Francisco Bay); San Francisco Bay, San Leandro
Comment
JEPS25079
Grindelia hirsutula
G. Thomas Robbins
1958-10-25
3955
Alameda
along US Hwy 50 (Foothill Blvd.) about 1/2 mi s Estudillo Ave. junction; San Leandro
Comment
JEPS25234
Grindelia hirsutula
G. Thomas Robbins
1959-7-12
4109
Alameda
about 0.25 mi n of w end Depot Road (just e of American Salt Co., about 1.75 mi nw of Mt. Eden, about 0.75 mi s of Russell, along the shore of San Francisco Bay); San Francisco Bay
1
Comment
JEPS25236
Grindelia hirsutula
G. Thomas Robbins
1959-7-24
4112
Alameda
at the ne corner of Shattuck Ave. and Rose St.; Berkeley
79
Comment
JEPS25237
Grindelia hirsutula
G. Thomas Robbins
1959-7-24
4113
Alameda
just n of the intersection of Harrison and 9th Street (just s of Codornices Creek); Berkeley
10
Comment
JEPS8227
Grindelia hirsutula
G. Thomas Robbins with D. M. Post, J. W. Dawson, and P. H. Raven
1954-9-3
3647
Stanislaus
plains along Vernalis-Modesto road (Maze Road) 1.8 mi e bridge crossing San Joaquin River (5.4 mi e of Vernalis)
7
Comment
JEPS89200
Grindelia hirsutula
G. Thomas Robbins
1958-10-2
3941
Contra Costa
borders of tidal slough along Southern Pacific R.R. just w Carlson Blvd. (near Stege railroad siding); Richmond
Comment
OBI16367
Grindelia hirsutula
G. Thomas Robbins
1958-6-25
3882
Marin
Fort Cronkite Military Reservation ,about 1 mi N of Rodeo Lagoon
168
Comment
UC1599357
Grindelia hirsutula
G. Thomas Robbins
1959-4-26
4003
Contra Costa
just n Richmond-San Rafael Bridge (above shore of San Francisco Bay, s of Castro Pt.); Richmond, Potrero Hills
Comment
UC1599360
Grindelia hirsutula
G. Thomas Robbins
1958-10-4
3945
Alameda
beach at edge San Francisco Bay (near w end of Williams St.); San Leandro
Comment
UC747157
Grindelia hirsutula
G. Thomas Robbins with J. T. Howell
1945-5-9
1901
Marin
near Hamilton Field Air Base
0
Comment
SEINET195483
Grindelia hirsutula var. davyi
G. T. Robbins
1943-7-10
1259
El Dorado
Eddy Arboretum at Institute of Forest Genetics 3 miles E of Placerville
823
Comment
SEINET195657
Grindelia hirsutula var. hirsutula
G. T. Robbins, JT Howell
1945-5-9
1901
Marin
Hamilton Field Air Base
Comment
OBI16401
Grindelia stricta var. angustifolia
G. Thomas Robbins
1958-9-20
3938
Alameda
San Francisco bay, about 1/2 mi E of the Toll Plaza, San Francisco-Oakland Bay bridge, Oakland
Comment
RSA144687
Grindelia stricta var. angustifolia
G. Thomas Robbins
1958-10-2
3941
Contra Costa
Along Southern Pacific Railroad just W of Carlson Blvd., near Stege railroad siding, Richmond.
Comment
RSA152121
Grindelia stricta var. platyphylla
G. Thomas Robbins
1955-6-4
3657
Marin
NW of Rodeo Lagoon.
Comment
UC1057468
Guillenia lasiophylla
G. Thomas Robbins
1940-3-16
277
Alameda
about 1 mi w Corral Hollow (along road to Tracy)
381
Comment
SBBG62984
Gutierrezia microcephala
J. R. and R. C. Robbins
1932-9-17
San Bernardino
E of Baker
Comment
UC747572
Hackelia micrantha
G. Thomas Robbins
1944-7-28
1788
El Dorado
1/4 mi w of Rockbound Pass (along Willow Flat Trail); Desolation Valley Wilderness Area
2438
Comment
UC907690
Hackelia micrantha
G. Thomas Robbins
1945-7-8
2052
El Dorado
above Eagle Lake (along Velma Lakes Trail); Desolation Valley Wilderness Area
2438
Comment
UC747627
Hackelia nervosa
G. Thomas Robbins
1943-6-27
1234
El Dorado
near road to Audrain Lake (w of Echo Summit Pass, along U.S. Hwy 50)
2194
Comment
JEPS7977
Hackelia sharsmithii
G. Thomas Robbins
1954-7-24
3628
Tulare
in upper reaches of Crabtree Creek (above unnamed lake); Sequoia National Park
3444
Comment
UC747562
Hackelia velutina
G. Thomas Robbins
1943-7-25
1330
El Dorado
about 1 mi s of Echo Lake (along roadside)
2194
Comment
SD185517
Hazardia squarrosa var. grindelioides
Jolynn Robbins
2004-8-23
32
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
JEPS25245
Hazardia squarrosa var. squarrosa
G. Thomas Robbins with John Weiler
1959-8-5
4123
Monterey
2.7 mi n Granite Canyon (along State Highway 1, 0.50 to 0.75 mi s of Malpaso Creek, 1.7 mi s of Carmel Highlands)
36
Comment
SD158208
Hedypnois cretica
Jolynn Robbins
2004-4-5
6
San Diego
Damon Lane County Park in El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
UC747158
Helenium bigelovii
G. Thomas Robbins
1945-8-6
2108
El Dorado
near Schlien Ranger Station; Long Meadow
1676
Comment
JEPS22068
Helenium puberulum
G. Thomas Robbins
1958-7-19
3901
Contra Costa
about one-half mi e Point San Pablo (meadow overlooking Pt. San Pablo); Richmond
Comment
JEPS25146
Helianthella californica subsp. californica
G. Thomas Robbins
1959-5-16
4016
Sonoma
Spring Mtn. Road between Calistoga Road and Sonoma-Napa County line; Mayacamas Mts.
304
Comment
SD135123
Helianthus gracilentus
Marya Robbins
1992-5-5
San Diego
Camp Pendleton, Yankee 2 training area. Level bottom of valley between San Mateo and Jardine Canyons
Comment
UCD81552
Heliotropium curassavicum var. oculatum
W. W. Robbins; W. D. Norton
1928-8-1
1423
Yolo
near Clarksburg.
Comment
UCD119437
Heliotropium curassavicum var. oculatum
G. Thomas Robbins
1958-7-26
3915
Alameda
Bed of Southern Pacific railroad tracks just southeast of Berkeley Aquatic Park and just east of KRE radio transmission station, Berkeley.
Comment
UCD132951
Helminthotheca echioides
W. W. Robbins
1931-8-2
2229
Solano
near Benicia.
Comment
CAS-BOT-BC310044
Hemizonella minima
G. Thomas Robbins
1943-6-13
1161
El Dorado
Along Park Creek road, w. of its junction with the Plum Creek and Hazel Valley roads
1219
Comment
UC747163
Hemizonella minima
G. Thomas Robbins
1943-6-13
1161
El Dorado
w of junction with the Plum Creek and Hazel Valley roads (along Park Creek road)
1219
Comment
UC907780
Hemizonia congesta subsp. congesta
G. Thomas Robbins with J. T. Howell
1945-5-9
1898
Marin
1/2 mi n Hamilton Field Air Base
Comment
JEPS22052
Hemizonia congesta subsp. luzulifolia
G. Thomas Robbins
1958-6-22
3877
Alameda
serpentine outcrop along Joaquin Miller Rd. just n junction with Skyline Blvd.; Oakland
Comment
UCD133008
Hemizonia congesta subsp. luzulifolia
Robbins; Norton
1927-10-1
828
Unknown
County Unknown: Exact location unknown.
Comment
UC1084378
Heracleum lanatum
G. Thomas Robbins
1937-4-11
75
San Mateo
along Skyline Blvd. s. of San Francisco
Comment
UC747314
Hesperolinon micranthum
G. Thomas Robbins
1943-6-22
1210
El Dorado
3 mi e Placerville (near Institute of Forest Genetics)
762
Comment
UC747048
Heterocodon rariflorum
G. Thomas Robbins
1943-7-8
1253
El Dorado
3 mi e Camino (slope above North Fork Webber Creek)
975
Comment
UC746970
Heteromeles arbutifolia
G. Thomas Robbins
1943-6-29
1236
El Dorado
3 mi e Placerville (Institute of Forest Genetics)
822
Comment
JEPS22046
Heterotheca sessiliflora subsp. bolanderi
G. Thomas Robbins
1958-6-25
3881
Marin
about 1 mi n Rodeo Lagoon; Fort Cronkhite Military Reservation
167
Comment
OBI16099
Heterotheca sessiliflora subsp. bolanderi
G. Thomas Robbins
1958-6-25
3881
Marin
Fort Cronkhite Military Reservation, about 1 mi N of Rodeo Lagoon
168
Comment
JEPS16139
Heterotheca sessiliflora subsp. echioides
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3791
Monterey
along roadside between Jamesburg and Tassajara Hot Springs near entrance to U.S. Forest Service China Camp Ground; Santa Lucia Range
1310
Comment
SBBG78097
Heuchera maxima
R. C. and J. R. Robbins
1921-3-28
Santa Barbara
Santa Cruz Island
Comment
UCD102644
Heuchera micrantha
W. W. Robbins
1926-4-17
538
Nevada
Grass Valley.
Comment
UC747337
Heuchera micrantha var. erubescens
G. Thomas Robbins
1945-7-16
2067
El Dorado
3 mi e Camino (along North Fork Webber Creek); North Fork Webber Creek
914
Comment
RSA0062969
Heuchera micrantha var. erubescens
G. Thomas Robbins
1945-6-17
1980
El Dorado
Along Camp Creek, near Baltic Peak.
976
Comment
RSA0066223
Heuchera rubescens var. alpicola
G. Thomas Robbins
1945-7-8
2057
El Dorado
Along Velma Lakes trail near Eagle Creek. 1-2 miles W of Emerald Bay.
2134
Comment
UC747339
Heuchera rubescens var. glandulosa
G. Thomas Robbins
1945-7-8
2057
El Dorado
1-2 mi w Emerald Bay (along Velma Lakes trail near Eagle Creek)
2133
Comment
UC747352
Heuchera rubescens var. glandulosa
G. Thomas Robbins
1943-9-5
1386
El Dorado
e and below Dicks Peak
2895
Comment
UCD116341
Hibiscus denudatus
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC747183
Hieracium albiflorum
G. Thomas Robbins
1943-6-16
1177
El Dorado
3 mi e Placerville (near Institute of Forest Genetics)
762
Comment
SBBG66326
Hieracium argutum
R. C. and J. R. Robbins
1921-2-16
Santa Barbara
Rattlesnake Cyn
Comment
RSA32384
Hieracium horridum
G. Thomas Robbins
1943-9-5
1385
El Dorado
Rocky ridge just west of Dicks Pass along trail to summit of Dicks Peak.
2896
Comment
UCD90073
Hilaria rigida
G. Thomas Robbins; Rimo Bacigalupi
1952-4-19
3432
San Bernardino
along U.S. Highway 91, about 1 mile west of Cronese (Cronese Valley), Mohave Desert.
396
Comment
CAS-BOT-BC208199
Hoffmannseggia glauca
Tom Robbins
1937-7-24
s.n.
Alameda
California Nursery Co. Niles
Comment
UC1084457
Hoita orbicularis
G. Thomas Robbins
1937-6-5
219
Sonoma
10 mi w Santa Rosa; Vine Hill region, Pitkin Ranch
Comment
UCD84878
Holcus lanatus
Robbins; Raynor
1943-6-1
s.n.
Plumas
Quincy.
Comment
CAS-BOT-BC324595
Holocarpha macradenia
G. Thomas Robbins
1959-10-11
4168
Santa Cruz
Along E. Lake Ave. (State Highway 152), about 1 mile southwest of its junciton with the Hecker Pass Road, just south of the Santa Cruz Co. Fairgrounds
35
Comment
JEPS24290
Holocarpha macradenia
G. Thomas Robbins
1959-10-11
4168
Santa Cruz
1 mi sw of its junction with the Hecker Pass Road; E. Lake Ave (State Highway 152). S. of Fairgrounds
35
Comment
RSA151923
Holocarpha macradenia
G. Thomas Robbins
1959-10-11
4168
Santa Cruz
Along E. Lake ave. (State Hwy 152), about 1 mile southwest of its jct. with the Hecker Pass Rd. just south of the Santa Cruz Co. Fairgrounds
35
Comment
JEPS25273
Holocarpha obconica
G. Thomas Robbins
1959-9-6
4160
Contra Costa
0.6 mi e of junction with Marsh Creek Road; Vasco Road
70
Comment
CAS-BOT-BC320298
Holocarpha virgata
G. Thomas Robbins
1956-9-7
3745
El Dorado
Along U. S. Highway 50, 4 miles west of Shingle Springs
350
Comment
UC1084468
Holodiscus discolor
G. Thomas Robbins
1937-6-6
233
Sonoma
2-3 mi e of Bodega Bay
Comment
JEPS24325
Holozonia filipes
G. Thomas Robbins with Robt. Ornduff and Howard Whisler
1959-10-25
4170
San Joaquin
3.5 mi e Farmington (0.5 mi w of Stanislaus Co. line, along State Highway 4, in the first low, rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek
42
Comment
UC907613
Hordeum marinum subsp. gussoneanum
G. Thomas Robbins
1943-6-10
1152
El Dorado
about 3 mi e Camino (canyon slope above North Fork Webber Creek); canyon slope above North Fork Webber Creek
975
Comment
UC747259
Horkelia fusca subsp. parviflora
G. Thomas Robbins
1943-8-15
1357
El Dorado
near Wrights Lake
2286
Comment
UC907619
Horkelia fusca subsp. parviflora
G. Thomas Robbins
1945-8-5
2094
El Dorado
ca 1/2 mi s Rubicon Springs
1828
Comment
CAS-BOT-BC532478
Horkelia fusca var. parviflora
G. Thomas Robbins
1945-8-5
2094
El Dorado
Grassy meadow at edge of Lodgepole pine woods, about 1/2 mile S of Rubicon Springs
1828
Comment
SEINET3256452
Horkelia fusca var. parviflora
G. Thomas Robbins
1945-8-5
2094
El Dorado
Woods about 1/2 mi. s. of Rubicon Springs.
1830
Comment
UC907620
Horkelia parryi
G. Thomas Robbins
1945-5-27
1951
El Dorado
ca 1.5 mi n Pleasant Valley (along Camino-Pleasant Valley Rd)
762
Comment
UCD113565
Horkelia tridentata
W. W. Robbins
1928-4-29
953
Sacramento
American River.
Comment
CAS-BOT-BC536267
Horkelia tridentata var. tridentata
G. Thomas Robbins
1945-8-5
2088
El Dorado
Above north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment
CAS-BOT-BC315831
Hulsea algida
G. Thomas Robbins
1945-8-12
2116
El Dorado
Western face of Freel Peak near summit
3322
Comment
UC907729
Hulsea algida
G. Thomas Robbins
1945-8-12
2116
El Dorado
w face Freel Peak (near summit)
3322
Comment
UC700283
Hydrophyllum occidentale
G. Thomas Robbins
1943-5-23
1080
El Dorado
3 mi e Camino (woods along North Fork Webber Creek); North Fork Webber Creek
914
Comment
UC746947
Hypericum anagalloides
G. Thomas Robbins
1943-6-13
1173
El Dorado
along rd. to and ca. 2 mi. w. of Park Creek
1219
Comment
UC746943
Hypericum concinnum
G. Thomas Robbins
1943-6-16
1180
El Dorado
3 mi. e Placerville (near Institute of Forest Genetics)
762
Comment
SBBG72723
Hypericum formosum var. scouleri
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC746948
Hypericum perforatum
G. Thomas Robbins
1943-6-16
1176
El Dorado
3 mi. e Placerville (near Institute of Forest Genetics)
762
Comment
UCD124923
Hyptis emoryi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS26026
Ipomopsis aggregata
G. Thomas Robbins
1951-6-26
3398
Fresno
slopes above Mono Creek betw and opposite first and second recesses
2590
Comment
UC1249655
Ipomopsis aggregata
G. Thomas Robbins
1951-7-26
3398
Fresno
above Mono Creek (betw and opposite first and second recesses)
2590
Comment
JEPS26024
Ipomopsis aggregata
G. Thomas Robbins
1951-6-17
3388
Placer
1.5 mi s Homewood (along state hwy 89)
1889
Comment
SBBG58354
Ipomopsis aggregata subsp. aggregata
J. R. and R. C. Robbins
1932-7-17
Mono
Tioga Pass
Comment
JEPS8002
Ipomopsis polycladon
G. Thomas Robbins with L. Constance and G. W. Gillett
1952-4-27
3469
San Bernardino
near Hector Mines (on Mt Pisgah Crater lava flow, about 2 mi s of U.S. Hwy 66); Mohave Desert, Mt. Pisgah Crater
Comment
UC1249635
Ipomopsis tenuituba
G. Thomas Robbins
1948-8-8
3181
Tuolumne
ca 1 mi w Sonora Pass (along state hwy 108)
Comment
SEINET6190898
Iris douglasiana
L. F. Robbins
1928-1
s.n.
San Francisco
near Fort Winfield Scott
Comment
UC747019
Iris douglasiana
G. Thomas Robbins with J. T. Howell
1944-4-13
1500
Marin
3-4 mi w Hamilton Field Air Base (on Big Rock Ridge); Big Rock Ridge
426
Comment
UC747021
Iris hartwegii
G. Thomas Robbins
1943-5-2
1062
El Dorado
ca 3 mi e Camino; North Fork Webber Creek
914
Comment
UC1057443
Iris longipetala
G. Thomas Robbins
1937-4-11
82
San Mateo
slopes above Spring Valley Lake (s of San Francisco)
Comment
SEINET6193236
Iris macrosiphon
L. F. Robbins
1927-1
s.n.
Napa
Napa county
Comment
SD165280
Isocoma menziesii var. decumbens
Jolynn Robbins, Joe Barth
2004-8-2
25
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
SBBG62839
Isocoma menziesii var. vernonioides
R. C. and J. R. Robbins
1920-10-23
Santa Barbara
Carpinteria
Comment
JEPS25264
Isocoma menziesii var. vernonioides
G. Thomas Robbins with John Weiler
1959-8-8
4151
Monterey
2.7 mi n San Ardo (along railroad right-of-way paralleling US Hwy 101)
121
Comment
JEPS15691
Isoetes bolanderi
G. Thomas Robbins
1956-9-10
3766
Amador
just s Carson Spur (along State Hwy 88)
2435
Comment
JEPS14636
Isolepis cernua
G. Thomas Robbins
1955-6-4
3659
Marin
along s shore Rodeo Lagoon; s shore Rodeo Lagoon
Comment
JEPS25008
Isolepis cernua
G. Thomas Robbins
1958-9-1
3934
Alameda
at edge near mouth Cordonices Creek (just e of the Eastshore Freeway, Albany-Berkeley City boundary); Albany-Berkeley City boundary, nr mouth Cordonices Creek
Comment
CAS-BOT-BC112606
Isolepis cernua
Guy Thomas Robbins
1958-9-1
3934
San Mateo
At edge of Cordonices Creek near its mouth, just E of the Eastshore Freeway
Comment
JEPS25254
Isolepis cernua
G. Thomas Robbins with John Weiler
1959-8-7
4138
Monterey
2.5 mi s Pacific Valley School (0.4 mi s of Willow Creek crossing, along State Highway 1 directly opposite (e of) Cape San Martin); e of Cape San Martin, s of Pacific Valley School
60
Comment
UC747413
Isopyrum occidentale
G. Thomas Robbins
1944-3-19
1486
El Dorado
5-6 mi n Camino (slope of South Fork American River canyon); South Fork American River Canyon
762
Comment
JEPS22099
Iva axillaris subsp. robustior
G. Thomas Robbins
1958-7-19
3909
Contra Costa
at edge of rock quarry on hills above and just s Castro Pt.; San Francisco Bay, Richmond
Comment
CAS-BOT-BC139764
Ivesia gordonii
G. Thomas Robbins
1944-7-28
1789
El Dorado
At summit of Rockbound Pass, Desolation Valley Wilderness Area
2621
Comment
UC747264
Ivesia gordonii
G. Thomas Robbins
1944-7-28
1789
El Dorado
Rockbound Pass summit; Desolation Valley Wilderness Area
2621
Comment
SBBG72486
Ivesia lycopodioides var. megalopetala
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
CAS-BOT-BC142469
Ivesia santolinoides
G. Thomas Robbins
1944-7-30
1820
El Dorado
Along Willow Flat Trail, about 3 mi. NE of Wrights Lake, 9 mi. n. of U.S. Highway 50
2286
Comment
JEPS15532
Jaumea carnosa
G. Thomas Robbins
1956-8-18
3738
San Mateo
mouth of Pomponio Creek (at Pacific Ocean)
Comment
JEPS25233
Jaumea carnosa
G. Thomas Robbins
1959-7-11
4108
Alameda
about one-fourth mi s East Creek Slough (ne edge of bay); Oakland, San Leandro Bay
Comment
JEPS25235
Jaumea carnosa
G. Thomas Robbins with S. Galen Smith
1959-7-18
4111
Marin
one-half mi s Inverness (salt marsh along w shore of bay); Tomales Bay
Comment
OBI15978
Jaumea carnosa
G. Thomas Robbins
1959-7-18
4111
Marin
Along W shore of Tomales Bay, 1/2 mi S of Inverness
Comment
CAS-BOT-BC340271
Jensia rammii
G. Thomas Robbins
1943-4-30
1056
El Dorado
Near Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
UC747130
Jensia rammii
G. Thomas Robbins
1943-4-30
1056
El Dorado
near Institute of Forest Genetics (3 mi e of Placerville)
762
Comment
UC747203
Jensia rammii
G. Thomas Robbins
1943-4-15
997
El Dorado
about 3 mi e Camino (above North Fork Webber Creek); on canyon side above North Fork Webber Creek
975
Comment
CAS-BOT-BC340276
Jensia rammii
G. Thomas Robbins; Peter H. Raven
1956-4-28
3678
El Dorado
Along Placerville - Georgetown road, 4.4 miles north of Kelsey, 4.6 miles south of Georgetown
670
Comment
UC747206
Jensia rammii
G. Thomas Robbins
1943-7-18
1277
El Dorado
5 mi s Pollock Pines (Sly Park meadow along Pleasant Valley road); Sly Park
1005
Comment
CAS-BOT-BC47589
Jepsonia heterandra
G. Thomas Robbins; Galen Smith; Harold Smith
1956-11-18
3797
Tuolumne
Fivemile Creek (a tributary of the South Fork Stanislaus River)
472
Comment
JEPS16232
Jepsonia heterandra
G. Thomas Robbins with Galen and Harold Smith
1956-11-18
3797
Tuolumne
<along creek> 5.1 mi ne Columbia (just above road Italian Bar (about 1 mi w of)); Fivemile Creek (a tributary of the South Fork Stanislaus Riv
472
Comment
JEPS25132
Juncus ambiguus
G. Thomas Robbins
1959-4-25
4000
Alameda
just s Emeryville interchange (Powell St.), Emeryville (at the w edge of the Eastshore Highway, along the shore of San Francisco Bay); San Francisco Bay
Comment
UC747501
Juncus chlorocephalus
G. Thomas Robbins
1944-7-30
1827
El Dorado
ca 1.5 mi ne Wright Lake (along Twin Lakes trail)
2438
Comment
JEPS15540
Juncus covillei var. obtusatus
G. Thomas Robbins with L. R. Heckard
1956-7-25
3698
Colusa
se extension Snow Mt. West (at e base of ridge that forms extension, about 0.5 air mi from its summit, Lake-Colusa County boundary)
1889
Comment
UC747508
Juncus ensifolius
G. Thomas Robbins
1944-7-6
1753
El Dorado
5 mi s Pollock Pines
975
Comment
JEPS30774
Juncus lescurii
G. Thomas Robbins
1950-5-13
3345
San Luis Obispo
se of Oso Flaco Lake
Comment
UC972358
Juncus lescurii
G. Thomas Robbins
1950-5-13
3345
San Luis Obispo
se of Oso Flaco Lake
Comment
UC747500
Juncus macrandrus
G. Thomas Robbins
1944-7-6
1757
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
JEPS25248
Juncus rugulosus
G. Thomas Robbins with John Weiler
1959-8-6
4128
Monterey
just n Big Sur P.O. (River Village) (along Big Sur River); Big Sur River
38
Comment
JEPS22102
Juncus xiphioides
G. Thomas Robbins
1958-7-26
3912
Alameda
0.12 mi w Warren Blvd. (along Park Blvd. on slopes above Dimond Canyon); Oakland
Comment
JEPS25266
Juncus xiphioides
G. Thomas Robbins
1959-8-30
4153
Alameda
just e intersection of Lakeshore Ave. (at corner of Excelsior Ct and MacArthur Blvd); Oakland
7
Comment
UC1101103
Juncus xiphioides
G. Thomas Robbins and S. Galen Smith
1949-11-19
1902
Marin
Liberty Gulch Mt. Tamalpais
Comment
CAS-BOT-BC81104
Juniperus communis
G. Thomas Robbins
1944-7-29
1811
El Dorado
east and below Lake Leland, Desolation Valley Wilderness Area
2438
Comment
SBBG56442
Juniperus grandis
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC747694
Juniperus occidentalis
G. Thomas Robbins
1943-7-25
1283
El Dorado
e of Medley Lakes (above Lake LeConte); Desolation Wilderness Area
2590
Comment
A362735
Kalmia microphylla
G. T. Robbins
1944-7-28
1794
Unknown
Wet meadow above Lake Doris just east of Rockbound Pass, Desolation Valley Wilderness Area
2590
Comment
GH362734
Kalmia microphylla
G. T. Robbins
1945-7-1
2026
Unknown
Wet meadow along trail between Grouse Lake and Hemlock Lake, 2-3 miles east of Wrights Lake, nine miles north of U. S. Highway 50
2590
Comment
CAS-BOT-BC59643
Kalmia microphylla subsp. microphylla
G. Thomas Robbins
1945-7-1
2026
El Dorado
Along trail between Grouse Lake and Hemlock Lake, 2-3 mi. e. of Wrights Lake, 9 mi. n. of US Highway 50.
2590
Comment
UC747651
Kalmia polifolia subsp. microphylla
G. Thomas Robbins
1944-7-28
1794
El Dorado
above Lake Doris (just e of Rockbound Pass, Desolation Valley Wilderness Area); Desolation Valley Wilderness Area
2590
Comment
UC747676
Kalmia polifolia subsp. microphylla
G. Thomas Robbins
1945-7-1
2026
El Dorado
2-3 mi e of Wrights Lake (9 mi n of U.S. Highway 50, along trail between Grouse Lake and Hemlock Lake)
2590
Comment
JEPS7779
Keckiella breviflora
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3543
Tulare
7.5 mi n Springville (on road to Balch Park, about 0.5 mi e of Milo junction)
609
Comment
CAS-BOT-BC237829
Keckiella lemmonii
G. Thomas Robbins
1945-7-16
2071
El Dorado
Above North Fork Webber Creek, 3 mi. e. of Camino
975
Comment
UC747115
Keckiella lemmonii
G. Thomas Robbins
1945-7-16
2071
El Dorado
3 mi e Camino (slope above North Fork Webber Creek)
975
Comment
UC747469
Keckiella lemmonii
G. Thomas Robbins
1945-8-5
2085
El Dorado
n shore Rockbound Lake (Rockbound Valley); Desolation Valley Wilderness Area
2011
Comment
RSA32352
Kelloggia galioides
G. Thomas Robbins
1945-7-8
2044
El Dorado
Near Al Tahoe, Lake Tahoe.
1921
Comment
JEPS22017
Kickxia elatine
G. Thomas Robbins
1958-6-14
3864
Alameda
about 0.5 mi w Mt. Eden station (near w end of Depot Rd)
1
Comment
JEPS23258
Kickxia elatine
G. Thomas Robbins
1958-10-19
3954
Alameda
n edge Russell City (and s edge of Hayward Municipal Airport)
Comment
UCD123888
Kickxia elatine
G. Thomas Robbins
1958-6-14
3864
Alameda
near west end of Depot Road, about one-half mile west of Mt. Eden Station.
1
Comment
UCD123890
Kickxia elatine
W. W. Robbins
1930-7-3
2161
Yolo
University Farm.
Comment
JEPS24326
Kickxia spuria
G. Thomas Robbins with Robert Ornduff and Howard Whisler
1959-10-25
4172
San Joaquin
3.5 mi e Farmington (banks and in stream bed of Duck Creek, along State Highway 4, 0.5 mi w of Stanislaus County line, in first low rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek
42
Comment
UC907760
Kyhosia bolanderi
G. Thomas Robbins
1945-8-6
2106
El Dorado
near Schlien Ranger Station; Long Meadow
1676
Comment
CAS-BOT-BC340336
Kyhosia bolanderi
G. Thomas Robbins
1945-8-6
2106
El Dorado
In Long Meadow near Schlien [Schlein] Ranger Station
1676
Comment
JEPS25242
Lactuca saligna
G. Thomas Robbins
1959-8-2
4119
Alameda
about 1.75 mi nw Mt. Eden (about 0.75 mi s of Russell, about 0.25 mi n of the w end of Depot Road, just e of American Salt Company, along the shore of San Francisco Bay); San Francisco Bay
1
Comment
UCD133524
Lactuca saligna
G. Thomas Robbins
1959-8-2
4119
Alameda
about 1/4 mile north of the west end of Depot road, just east of the American Salt Co. Along the shore of San Francisco Bay, about 1.75 miles northwest of Mt. Eden, about 3/4 mile south of Russell.
1
Comment
UCD63304
Lamarckia aurea
W. W. Robbins
1931-5-11
2202
Orange
Santa Ana.
Comment
JEPS21995
Lamium amplexicaule
G. Thomas Robbins
1958-4-19
3814
Alameda
about .17 mi n, field along Depot Road, just e of Clawiter Road Mt. Eden Station
7
Comment
UCD107213
Larrea tridentata
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
CAS-BOT-BC337921
Lasthenia californica
G. Thomas Robbins
1943-3-25
966
El Dorado
Flat near Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
JEPS25099
Lasthenia conjugens
G. Thomas Robbins
1959-3-29
3963
Alameda
about 0.25 mi n of w end Depot Road (adjacent to (just e of) the American Salt Co., along shore of San Francisco Bay about, 1.75 mi nw of Mt. Eden and 0.75 mi s of Russell); San Francisco Bay
1
Comment
UC747294
Lathyrus sulphureus
G. Thomas Robbins
1943-6-5
1130
El Dorado
about 3 mi e Camino (slope above North Fork Webber Creek)
975
Comment
UC1084401
Lathyrus vestitus var. vestitus
G. Thomas Robbins
1937-4-17
120
Contra Costa
near Pt. Richmond
Comment
UC21991
Lavatera cretica
G. Thomas Robbins
1958-4-19
3819
Alameda
along roadside w of Russell and about 1/4 mi e Hayward Landing (on San Francisco Bay); , e of Hayward Landing
1
Comment
JEPS24288
Layia chrysanthemoides
G. Thomas Robbins with Hsuan Keng and Erika Amstutz
1959-4-3
3973
Sonoma
along shallow drainage ditch by State Highway 37 (about .5 mi e of big Bend and .25 mi w of Sonoma Creek crossing); Sonoma Valley
3
Comment
JEPS14587
Layia pentachaeta subsp. pentachaeta
G. Thomas Robbins with Peter H. Raven
1956-4-29
3689
El Dorado
1.2 mi nw of , near bridge crossing river Somerset (Youngs); North Fork Cosumnes River
Comment
JEPS21977
Layia platyglossa
G. Thomas Robbins
1958-5-24
3836
Marin
one-half mi e of Pt. Reyes Lighthouse
152
Comment
SBBG79723
Layia platyglossa
R. C. and J. R. Robbins
-Mar-1921
Santa Barbara
Santa Cruz Island
Comment
UC1084446
Ledum glandulosum
G. Thomas Robbins
1937-5-23
203
Sonoma
about 10 mi w of Santa Rosa (on Pitkin Ranch); Vine Hill region, Pitkin Ranch
Comment
UC572646
Ledum glandulosum
G. Thomas Robbins
1937-5-23
203
Sonoma
Vine Hill Region, Pitkin Marsh Pitkin Marsh; Vine Hill Region, Pitkin Marsh
Comment
CAS-BOT-BC215726
Lepechinia calycina
G. Thomas Robbins
1945-5-20
1940
El Dorado
Hillslope above Sweetwater Creek, 2-3 miles s. of Salmon Falls
182
Comment
GH400259
Lepechinia calycina
G. T. Robbins
1945-5-20
1940
Unknown
hillslope above Sweetwater Creek, 2-3 miles s. of Salmon Falls
182
Comment
UC747554
Lepechinia calycina
G. Thomas Robbins
1945-5-20
1940
El Dorado
above Sweetwater Creek, 2-3 miles S of Salmon Fallas
182
Comment
UCD115332
Lepidium appelianum
G. Thomas Robbins
1959-9-13
4162
Contra Costa
North edge of Pinole.
Comment
SD45206
Lepidium flavum
G. Thomas Robbins
1950-4-2
3310
Kern
Red Rock Canyon near The Temple, ca. 1 mile south of Ricardo
760
Comment
SD45208
Lepidium flavum
G. Thomas Robbins
1950-4-2
3310
Kern
Red Rock Canyon, near The Temple, ca. 1 mile south of Ricardo
760
Comment
SBBG70809
Lepidium flavum
J. R. and R. C. Robbins
1930-3-25
Los Angeles
W Mojave Desert
Comment
JEPS7457
Lepidium jaredii
G. Thomas Robbins and Rimo Bacigalupi
1952-4-20
3454
San Luis Obispo
about 8 mi se Soda Lake (just e of lowest point in Carrizo Plain); Carrizo Plain
594
Comment
SD46154
Lepidium jaredii
G. Thomas Robbins, Rimo Bacgalupi
1952-4-20
3454
San Luis Obispo
Alkali bottom just east of lowest point in Carrizo Plain, ca. 8.0 miles southeast of Soda Lake.
594
Comment
JEPS7769
Lepidium lasiocarpum var. lasiocarpum
G. Thomas Robbins
1952-4-29
3479
San Bernardino
s and above Gilroy Canyon (e Mohave Desert); Mohave Desert, Providence Mountains
Comment
UC747368
Lepidium nitidum
G. Thomas Robbins
1943-4-15
1000
El Dorado
about 3 mi e Camino (above North Fork Webber Creek)
975
Comment
JEPS21993
Lepidium oxycarpum
G. Thomas Robbins
1958-4-19
3816
Alameda
ca. 0.6 mi. w. Mt. Eden Station (at w. end of Depot Rd., adjacent to San Francisco Bay)
1
Comment
UCD115766
Lepidium oxycarpum
G. Thomas Robbins
1958-4-19
3816
Alameda
West end of Depot Road, adjacent to San Francisco Bay, about 0.6 mile west of Mt. Eden Station.
1
Comment
UCD115836
Lepidium strictum
G. Thomas Robbins
1959-4-26
4006
Contra Costa
About 1 mile northeast of Giant and about one-fourth mile north of San Pablo Oil Tank Farm.
7
Comment
CAS-BOT-BC226535
Leptosiphon acicularis
G. Thomas Robbins
1945-5-5
1872
Marin
At the north base of Big Rock Ridge, 2 to 3 miles west of Hamilton Field Air Base
Comment
CAS-BOT-BC226980
Leptosiphon ambiguus
G. Thomas Robbins
1950-4-23
3340
Santa Clara
2.5-3 miles northeast of Coyote, foothills of the Mount Hamilton Range
365
Comment
SEINET3363427
Leptosiphon androsaceus
G. Thomas Robbins
1944-4-14
1506
Marin
Big rock ridge, 2 miles west of Hamilton Field Air Base
61
Comment
POM196068
Leptosiphon androsaceus
L. F. Robbins
1927-4-15
s.n.
Napa
[no locality information provided]
Comment
UCSB5168
Leptosiphon bicolor
Robbins, G.
1945-5-20
El Dorado
Placerville - Rescue Road, 3 miles east of Rescue
457
Comment
SBBG64525
Leptosiphon ciliatus
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
RSA98609
Leptosiphon montanus
G. Thomas Robbins
1945-6-17
1986
El Dorado
above Camp Creek near Baltic Peak.
1006
Comment
SBBG60886
Leptosyne bigelovii
R. C. and J. R. Robbins
1921-4-4
Santa Barbara
Cold Springs Trail, Montecito
Comment
SBBG79708
Leptosyne gigantea
R. C. and J. R. Robbins
1922-3-28
Santa Barbara
Santa Cruz Island
Comment
JEPS15560
Lesquerella occidentalis subsp. occidentalis
G. Thomas Robbins with L. R. Heckard
1956-7-25
3721
Lake
summit summit of Snow Mt. West (Lake-Colusa Co. boundary); Snow Mt. West
2145
Comment
UCD134124
Leucanthemum vulgare
Robbins; Raynor
1943-6-1
s.n.
Plumas
Quincy.
Comment
UC747669
Leucothoe davisiae
G. Thomas Robbins
1943-6-20
1190
El Dorado
2-3 mi w of Pollock Pines (near head of Long Canyon); Long Canyon
975
Comment
JEPS7966
Lewisia pygmaea
G. Thomas Robbins, Peter H. Raven
1954-7-28
3640
Tulare
upper reaches of Crabtree Creek Sequoia National Park
3657
Comment
SBBG69769
Lewisia pygmaea
J. R. and R. C. Robbins
1932-7-17
Mono
Tioga Pass
Comment
UC746849
Lewisia triphylla
G. Thomas Robbins
1945-7-1
2018
El Dorado
on road 4 mi s Wrights Lake (near Lyons Creek); Lyons Creek
2042
Comment
UC746850
Lewisia triphylla
G. Thomas Robbins
1945-7-1
2023
El Dorado
near Wrights Lake
2133
Comment
CAS-BOT-BC444476
Lewisia triphylla
G. Thomas Robbins; L. R. Heckard
1956-7-25
3708
Colusa
Along trail due south of Snow Mt. East and skirting the eastern base of the ridge forming Snow Mt. West
2042
Comment
JEPS22090
Leymus X multiflorus
G. Thomas Robbins
1958-7-19
3902
Contra Costa
about 1/2 mi e Pt. San Pablo (meadow overlooking San Pablo Bay); Richmond
Comment
JEPS22010
Leymus triticoides
G. Thomas Robbins
1958-6-14
3870
Alameda
alkaline field near end of Willow Road (sw of Newark)
3
Comment
SEINET8533919
Libocedrus decurrens
G. Thomas Robbins
1944-1
1832
El Dorado
At CCC Camp Snowline, 3 miles east of Camino. elevation 3400 feet.
1036
Comment
CAS-BOT-BC436021
Ligusticum grayi
G. Thomas Robbins
1943-9-5
1380
El Dorado
Along trail to Mt. Tallac above Gilmore Lake
2590
Comment
CAS-BOT-BC130705
Lilium pardalinum
G. Thomas Robbins
1945-7-16
2065
El Dorado
Along North Fork Webber Creek, 3 mi. e. of Camino
914
Comment
UC747550
Lilium pardalinum
G. Thomas Robbins
1943-7-10
1265
El Dorado
about 3 mi e Camino; North Fork Webber Creek
914
Comment
UC747534
Lilium washingtonianum subsp. washingtonianum
G. Thomas Robbins
1943-6-20
1204
El Dorado
4-5 mi nw Pollock Pines (along road to powerhouse)
914
Comment
UC747318
Limnanthes alba subsp. versicolor
G. Thomas Robbins
1945-4-22
1855
El Dorado
about 2 1/2 mi e Shingle Springs
Comment
UC1057485
Limnanthes douglasii
G. Thomas Robbins
1938-4-15
259
Sonoma
6-7 mi w Santa Rosa (along road to Graton)
Comment
UC747616
Linanthus acicularis
G. Thomas Robbins
1945-5-5
1872
Marin
2-3 mi w Hamilton Air Force Field (at n base of Big Rock Ridge); Big Rock Ridge
Comment
SEINET8729324
Linanthus ambiguus
G. Thomas Robbins
1950-1
3340
Santa Clara
2.5-3 miles northeast of Coyote, foothills of the Mount Hamilton Range.
366
Comment
UC1023039
Linanthus bicolor
G. Thomas Robbins
1945-4-22
1841
El Dorado
2-3 mi nw Shingle Springs
457
Comment
UC1023041
Linanthus bicolor
G. Thomas Robbins
1944-5-21
1615
El Dorado
about 3 mi e Camino (canyon of North Fork Webber Creek); North Fork Webber Creek
975
Comment
UC747615
Linanthus bicolor
G. Thomas Robbins
1945-5-20
1923
El Dorado
3 mi e Rescue (along Placerville-Rescue road)
457
Comment
UC972334
Linanthus ciliatus
G. Thomas Robbins
1944-6-11
1674
El Dorado
2-3 mi ne Riverton (along Ice House Road)
1219
Comment
SD45404
Linanthus dichotomus
G. Thomas Robbins
1950-4-1
3293
Kern
Gravelly slopes above Kern River, about 1 mile east of Isabella
Comment
UCSB5178
Linanthus dichotomus
Robbins, G.
1945-4-22
El Dorado
Serpentine rock outcrop 3 miles east of Shingle Springs along U. S. Highway 50
457
Comment
JEPS13931
Linanthus filipes
G. Thomas Robbins
1944-6-18
1717
El Dorado
5 mi s Pollock Pines; Sly Park
1005
Comment
UC907942
Linanthus filipes
G. Thomas Robbins
1944-6-18
1717
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
UC747604
Linanthus filipes
G. Thomas Robbins
1943-7-18
1273
El Dorado
near Sly Park (along Pleasant Valley Road)
914
Comment
JEPS7447
Linanthus liniflorus
G. Thomas Robbins and Rimo Bacigalupi
1952-4-15
3419
Kern
w edge Tupman
91
Comment
JEPS7962
Linanthus montanus
G. Thomas Robbins
1953-5-7
3516
Calaveras
about 2 mi s Vallecito (on road to Columbia)
487
Comment
JEPS7456
Linanthus parryae
G. Thomas Robbins, Rimo Bacigalupi
1952-4-19
3433
San Bernardino
about midway between Barstow and Kramer Mohave Desert
731
Comment
JEPS7765
Linanthus parryae
G. Thomas Robbins, Rimo Bacigalupi
1952-4-26
3468
Kern
4.5 mi E of Walker Pass (summit) (Freeman Canyon; along State Highway 178)
1234
Comment
JEPS22972
Linanthus parviflorus
G. T. Robbins
1943-4-14
995
El Dorado
just w Smith Flat
670
Comment
JEPS30769
Linanthus parviflorus
G. T. Robbins
1945-4-22
1861
El Dorado
3 mi w Shingle Springs
457
Comment
UC747473
Linanthus parviflorus
G. Thomas Robbins
1944-4-14
1514
Marin
ca 2-3 mi w Hamilton Air Field Base; Big Rock Ridge
60
Comment
UC747617
Linanthus parviflorus
G. Thomas Robbins
1945-4-22
1861
El Dorado
about 3 mi e Shingle Springs
457
Comment
UC1008648
Linanthus parviflorus
G. Thomas Robbins
1943-4-21
1019
El Dorado
3 mi e Placerville (w edge of Institute of Forest Genetics)
822
Comment
UCD123911
Linaria vulgaris
G. Thomas Robbins
1958-8-11
3924
Sonoma
along Estero Lane, a dirt road south of State Highway 1, about 2 miles south of the highway, west of the town of Bodega.
Comment
UC746865
Lithocarpus densiflorus
G. Thomas Robbins
1943-6-20
1194
El Dorado
4-5 mi nw Pollock (along road to powerhouse, n-facing wall of South Fork American River); South Fork American River
914
Comment
UC747353
Lithophragma
G. Thomas Robbins
1943-5-2
1065
El Dorado
ca 3 mi e Camino ( North Fork Webber Creek); North Fork Webber Creek
914
Comment
UC1084400
Lithophragma affine
G. Thomas Robbins
1937-4-17
128
Contra Costa
near Point Richmond
Comment
UC747340
Lithophragma affine
G. Thomas Robbins
1944-4-14
1520
Marin
about 3 mi w Hamilton Field Air Base (on n slope of Big Rock Ridge); w of Hamilton Field Air Base, n slope of Big Rock Ridge
60
Comment
CAS-BOT-BC425347
Lithophragma affine
G. Thomas Robbins
1943-5-2
1065
El Dorado
Along North Fork Webber Creek, ca, 3 mi. E of Camino.
914
Comment
CAS-BOT-BC430614
Lithophragma affine
G. Thomas Robbins
1944-4-14
1520
Marin
small stream on north slope of Big Rock Ridge, about 3 mi. w. of Hamilton Field Air Force Base
91
Comment
UC747335
Lithophragma bolanderi
G. Thomas Robbins
1945-5-17
1908
El Dorado
about 3 mi e Camino (above North Fork Webber Creek); above North Fork Webber Creek
975
Comment
UC747345
Lithophragma glabrum
G. Thomas Robbins
1943-6-27
1223
El Dorado
ridge above Echo Summit Pass (about 0.75 mi sw of U. S. Highway 50)
2438
Comment
UC747342
Lithophragma heterophyllum
G. Thomas Robbins
1944-4-14
1518
Marin
about 3 mi w Hamilton Field Air Base (n slope of Big Rock Ridge); Big Rock Ridge
60
Comment
UC1201246
Lobelia dunnii var. serrata
G. Thomas Robbins with John Weiler
1959-8-6
4127
Monterey
long Big Sur River, at and just n of Big Sur (River Village) post office Big Sur River
38
Comment
UCD118891
Loeseliastrum schottii
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC747187
Logfia gallica
G. Thomas Robbins
1944-6-9
1670
El Dorado
3 mi e Placerville; U. S. Highway 50
731
Comment
UC747233
Lomatium utriculatum
G. Thomas Robbins
1944-6-15
1690
El Dorado
2-3 mi E of Placerville (along US Hwy 50)
762
Comment
UC747098
Lonicera conjugialis
G. Thomas Robbins
1943-7-25
1309
El Dorado
about 2 mi nw Echo Lake (along trail to Desolation Valley)
2286
Comment
SBBG69546
Lonicera hispidula
R. C. and J. R. Robbins
1921-5-21
Santa Barbara
Bothin Ridge, Montecito
Comment
UC747082
Lonicera hispidula var. vacillans
G. Thomas Robbins
1942-10-22
917
El Dorado
about 5 mi ne Placerville; Iowa Creek
914
Comment
SEINET3523631
Lotus americanus
G. Thomas Robbins
1944-6-15
1692
El Dorado
Institute of Forest Genetics, 3 miles E of Placerville
823
Comment
UC1057478
Lotus formosissimus
G. Thomas Robbins
1937-5-23
211
Sonoma
about 10 mi w Santa Rosa (on Pitkin Ranch, Vine Hill region); Vine Hill Region
Comment
UC907679
Lotus grandiflorus var. macranthus
G. Thomas Robbins
1945-5-20
1939
El Dorado
2-3 mi s of Salmon Falls (above Sweetwater Creek)
182
Comment
JEPS22120
Lotus heermannii
G. Thomas Robbins
1940-5-15
314
San Francisco
vicinity Rivera Street and 28th Avenue; Sunset District
Comment
UC747290
Lotus humistratus
G. Thomas Robbins
1943-4-6
980
El Dorado
2 mi e Placerville (immediately s of Institute of Forest Genetics)
792
Comment
UC747249
Lotus incanus
G. Thomas Robbins
1944-5-28
1642
El Dorado
4-5 mi nw Pollock Pines (along road to power house)
914
Comment
SEINET3694382
Lotus oblongifolius
G. Thomas Robbins
1945-8-5
2098
El Dorado
Trail to Pleasant Lake, 3-4 miles E of Wentworth Springs
2073
Comment
RSA32411
Lotus oblongifolius var. nevadensis
G. Thomas Robbins
1945-8-5
2098
El Dorado
3-4 mi. e. of Wentworth Springs.
Comment
UC747245
Lotus oblongifolius var. oblongifolius
G. Thomas Robbins
1943-5-23
1084
El Dorado
3 mi e Camino (canyon slope above North Fork Webber Creek); North Fork Webber Creek
914
Comment
SEINET3694381
Lotus oblongifolius var. torreyi
G. Thomas Robbins
1943-6-5
1655
El Dorado
North Fork Webber Creek, 3 mi E of Camino
975
Comment
SEINET3694460
Lotus pinnatus
G. Thomas Robbins
1944-6-18
1715
El Dorado
Sly Park, 5 miles S of Pollock Pines
1006
Comment
UC747247
Lotus pinnatus
G. Thomas Robbins
1944-6-18
1715
El Dorado
5 mi s Pollock Pines; Sly Park
1005
Comment
JEPS25107
Lotus scoparius
G. Thomas Robbins
1959-4-12
3983
Contra Costa
about 0.5 mi sw junction of Hoffmann Blvd. and S. 25th St.
6
Comment
JEPS21976
Lotus tenuis
G. Thomas Robbins
1958-5-24
3837
Contra Costa
at corner of S. 28th St. and Hoffman Blvd.; Richmond
Comment
JEPS25100
Lunaria annua
G. Thomas Robbins
1959-4-5
3969
Alameda
n. edge of Montclair District Oakland (Swainland Rd.); Oakland-Berkeley Hills, , Montclair District
Comment
UC907702
Lupinus albifrons
G. Thomas Robbins
1943-6-5
1653
El Dorado
3 mi e Camino (slope above North Fork Webber Creek); North Fork Webber Creek, e of Camino
1036
Comment
CAS-BOT-BC201381
Lupinus albifrons var. albifrons
G. Thomas Robbins
1945-4-22
1860
El Dorado
3 mi. e. of Shingle Springs
457
Comment
CAS-BOT-BC201382
Lupinus albifrons var. albifrons
G. Thomas Robbins
1943-6-5
1653
El Dorado
Above North Fork Webber Creek, 3 mi. e. of Camino
1036
Comment
UC1084380
Lupinus albifrons var. collinus
G. Thomas Robbins
1937-4-11
79
San Mateo
Skyline Boulevard near County Jail San Francisco (San Francisco); s of San Francisco
Comment
CAS-BOT-BC208852
Lupinus argenteus var. meionanthus
G. Thomas Robbins
1945-7-8
2036
El Dorado
Woods near Al Tahoe, Lake Tahoe.
1920
Comment
JEPS25110
Lupinus bicolor
G. Thomas Robbins
1959-4-5
3971
Alameda
Vacant lot at corner of 61st St. and Shattuck Ave.; Oakland
33
Comment
SBBG71262
Lupinus bicolor
J. R. and R. C. Robbins
1930-3-28
Kern
Kern Valley near Isabella
Comment
SBBG71263
Lupinus bicolor
J. R. and R. C. Robbins
1930-3-28
Kern
2 mi from Isabella, Kern Valley
Comment
UC532189
Lupinus bicolor
L. F. Robbins
1927-4-22
Sacramento
on Freeport Boulevard Levee Sacramento River; Levee of Sacramento River
Comment
UC747292
Lupinus bicolor
G. Thomas Robbins
1943-4-20
1014
El Dorado
about 3 mi e Camino (on canyon slope above North Fork Webber Creek); above North Fork Webber Creek
975
Comment
UC907707
Lupinus bicolor
G. Thomas Robbins
1943-4-18
1003
Sacramento
Carmichael District ca 15 mi ne Sacramento; ne of Sacramento
Comment
UC1057458
Lupinus bicolor
G. Thomas Robbins
1937-4-11
103
San Mateo
along roadside near Redwood City; near Redwood City
Comment
GH366821
Lupinus breweri
G. T. Robbins
1945-7-8
2037
Unknown
near Al Tahoe, Lake Tahoe
1920
Comment
SBBG67092
Lupinus breweri
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
OBI12898
Lupinus formosus
G. Thomas Robbins
1959-8-2
4121
Alameda
Northern edge of IRvington, about 1/4 mi W of Stivers Pond
15
Comment
UC1084419
Lupinus formosus var. formosus
G. Thomas Robbins
1937-5-23
184
Sonoma
between Santa Rosa and Sebastopol near Wright School
Comment
JEPS25244
Lupinus formosus var. formosus
G. Thomas Robbins
1959-8-2
4121
Alameda
at the northern edge of Irvington about one-fourth mi w Stivers Pond; w of Stivers Pond
15
Comment
UC747243
Lupinus grayi
G. Thomas Robbins
1943-6-13
1160
El Dorado
along Park Creek Road w of its junction with the Plum Creek and Hazel Valley roads
1219
Comment
UC532188
Lupinus microcarpus var. densiflorus
L. F. Robbins
1928-4-15
Yolo
Capay Valley
Comment
UC907703
Lupinus microcarpus var. densiflorus
G. Thomas Robbins
1943-4-18
1004
Sacramento
ca 15 mi ne Sacramento (Carmichael District)
Comment
JEPS25140
Lupinus microcarpus var. microcarpus
G. Thomas Robbins
1959-5-16
4010
Contra Costa
just n Pt. Orient, Richmond (western base of Potrero Hills, overlooking San Francisco Bay); overlooking San Francisco Bay, Potrero Hills, n of Pt. Orien
Comment
JEPS22000
Lupinus nanus
G. Thomas Robbins
1958-4-12
3809
Alameda
along MacArthur Blvd. near the corner Van Buren Ave., Oakland (Oakland); Oakland
15
Comment
UC532192
Lupinus nanus
L. F. Robbins
1928-3-18
Solano
Putah Canyon
Comment
UC747246
Lupinus stiversii
G. Thomas Robbins
1943-6-13
1163
El Dorado
w of junction with the Plum Creek and Hazel Valley roads (along Park Creek road); along Plum Creek Road
1219
Comment
JEPS25128
Lupinus succulentus
G. Thomas Robbins
1959-4-18
3993
Contra Costa
road fill along Western Drive near and n Pt. Richmond (western base of Potrero Hills, Richmond); Richmond, n of Pt. Richmond, western base Potraro Hills
4
Comment
SJSU9921
Luzula comosa
J. A. Robbins
1970-4-11
42
Santa Clara
hillslope above Guadalupe Creek near junction with Rincon Creek E slope Santa Cruz Mts
Comment
UC747498
Luzula macrantha
G. Thomas Robbins
1944-6-3
1649
El Dorado
Along U.S. Highway 50 ca 3 mi E of Camino
1036
Comment
UC907723
Luzula macrantha
G. Thomas Robbins
1945-6-23
2008
El Dorado
On Canyon slope above North Fork Webber Creek, ca. 3 mi E of Camino
975
Comment
OBI21194
Luzula macrantha
G. Thomas Robbins
1959-4-18
3987
Contra Costa
Partial shade of Baccharis pilularis var. consanguinea at edge of Juncus effusus meadow overlooking San Pablo Bay, about 1/2 mile east of Pt. San Pablo, Richmond
8
Comment
OBI9182
Lycium andersonii
G. Thomas Robbins, Rimo Bacigalupi
1952-4-20
3451
San Luis Obispo
Elkhorn Plain, 16 mi NNW of Kern County line
732
Comment
UC907608
Madia elegans
G. Thomas Robbins
1945-6-17
1981
El Dorado
near Baltic Peak (above Camp Creek)
1005
Comment
CAS-BOT-BC342741
Madia elegans
G. Thomas Robbins
1943-10-16
1401
El Dorado
At Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
UCD134240
Madia elegans
Robbins; Raynor
1943-6-1
s.n.
Butte
Feather River Canyon near Pulga.
Comment
CAS-BOT-BC344425
Madia exigua
G. T. Robbins
1939-5-29
s.n.
Monterey
Frances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg
Comment
POM308654
Madia exigua
G. Thomas Robbins
1939-5-29
s.n.
Monterey
Francis Simes Hastings Natural History Reservation, upper Carmel Valley about 2 miles northeast of Jamesburg
Comment
JEPS21969
Madia gracilis
G. Thomas Robbins with S. Galen Smith
1958-6-2
3848 A
Contra Costa
just e Hercules city boundary (grassy slope along Franklin Canyon Road (State Hwy 4) s and above Refugio Valley)
18
Comment
UC907755
Madia gracilis
G. Thomas Robbins
1943-6-21
1208
El Dorado
3 mi e Placerville (near Institute of Forest Genetics)
762
Comment
CAS-BOT-BC342907
Madia gracilis
G. Thomas Robbins
1943-6-5
1129
El Dorado
On canyon slope above North Fork Webber Creek, about 3 mi. e. of Camino
975
Comment
JEPS21968
Madia sativa
G. Thomas Robbins with S. Galen Smith
1958-6-2
3848 B
Contra Costa
along Franklin Canyon Road (State Hwy 4) south and above Refugio Valley (just e of Hercules city boundary, around edge of earth dump on grassy slope)
18
Comment
UCD134341
Madia sativa
G. Thomas Robbins; S. Galen Smith
1958-6-2
3848 B
Contra Costa
Along Franklin Canyon Road (State Highway 4) south and above Refugio Valley just east of Hercules city boundary.
18
Comment
GH414725
Madia yosemitana
G. T. Robbins
1943-4-15
997
Unknown
North Fork Webber Creek, about 3 miles east of Camino
975
Comment Read comments Apr 11 2013
UCD139073
Maianthemum racemosum
W. W. Robbins
1928-4-29
989
Sacramento
American River.
Comment
CAS-BOT-BC510741
Maianthemum racemosum subsp. amplexicaule
G. Thomas Robbins
1943-5-23
1078
El Dorado
Shady woods along North Fork Webber Creek, 3 mi. e. of Camino
914
Comment
CAS-BOT-BC512746
Maianthemum stellatum
G. Thomas Robbins
1945-6-17
1979
El Dorado
Along Camp Creek near Baltic Peak
1005
Comment
SBBG71553
Malacothamnus fasciculatus var. nuttallii
R. Robbins
1947-8-14
Ventura
Casitas Pass
Comment
SD45402
Malacothrix californica
G. Thomas Robbins
1950-4-2
3304
Kern
Above Kern River about 1 mile northeast of Isabella.
760
Comment
JEPS7481
Malacothrix californica
G. Thomas Robbins and Rimo Bacigalupi
1952-4-26
3464
Kern
Hills immediately east of Kernville on dirt road to Weldon.
518
Comment
UC747202
Malacothrix floccifera
G. Thomas Robbins
1943-7-18
1279
El Dorado
about 0.5 mi n Sly Park (between Pollock Pines and Sly Park)
914
Comment
SD165326
Malosma laurina
Jolynn Robbins
2004-7-5
11
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
UCD116693
Malva pseudolavatera
G. Thomas Robbins
1958-4-19
3819
Alameda
Along roadside west of Russell and about 1/4 mile east of Hayward Landing on San Francisco Bay.
1
Comment
JEPS22014
Malvella leprosa
G. Thomas Robbins
1958-6-14
3866
Alameda
ca. 1.5 mi. n. Alvarado (along Mt. Eden Rd.)
1
Comment
OBI12336
Malvella leprosa
G. Thomas Robbins
1958-6-14
3866
Alameda
Along borders of slough along Mt. Eden Rd, about 1.5 mi N of Alvarado
3
Comment
UCD116702
Malvella leprosa
G. Thomas Robbins
1958-7-26
3913
Alameda
Bed of Southern Pacific railroad tracks at west end of Folger Ave., just above the Ashby Ave. underpass, Berkeley.
Comment
UC747041
Marah watsonii
G. Thomas Robbins
1943-4-30
1057
El Dorado
3 mi e Placerville (near Institute of Forest Genetics)
762
Comment
UC747040
Marah watsonii
G. Thomas Robbins
1944-5-16
1606
El Dorado
3 mi e Placerville (hillside w Institute of Forest Genetics)
762
Comment
UCD106743
Marina parryi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SD158110
Marrubium vulgare
Jolynn Robbins
2004-4-5
3
San Diego
Damon Lane County Park in El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
JEPS25077
Marsilea vestita subsp. vestita
G. Thomas Robbins with S. Galen Smith
1959-1-4
3957
Solano
ca. 2 1/2 mi ne Vacaville (ca. 1/2 mi e of Winters rd junction, field just n of U.S. Hwy 40); Sacramento Valley
27
Comment
UC907638
Melica californica
G. Thomas Robbins
1943-6-10
1151
El Dorado
about 3 mi e Camino; North Fork Webber Creek
975
Comment
UC907662
Melica californica
G. Thomas Robbins
1945-5-17
1913
El Dorado
about 3 mi e Camino; North Fork Webber Creek
975
Comment
UCD87188
Melica californica
G. Thomas Robbins
1959-4-18
3994
Contra Costa
At the western base of Potrero Hills, near and north of Pt. Richmond. Along Western Drive, Richmond.
7
Comment
JEPS7478
Melica imperfecta
G. Thomas Robbins and Rimo Bacigalupi
1952-4-26
3463
Kern
about 3 mi w Democrat Springs road junction (slope above Kern River); Kern River Canyon
563
Comment
JEPS15679
Melica subulata
G. Thomas Robbins
1956-9-14
3780
El Dorado
about 0.5 mi nw Echo Summit (along U.S. Hwy 50)
2225
Comment
UC1084410
Melilotus indicus
G. Thomas Robbins
1937-4-17
123
Contra Costa
slopes near Point Richmond
Comment
UCD108086
Melilotus indicus
Robbins and Raynor
1943-6-1
s.n.
Modoc
Near Alturas.
Comment
OBI13670
Melissa officinalis
G. Thomas Robbins
1959-8-1
4115
Contra Costa
Las Trampas Crk, about 1.5 mi SE of St. Marys College
183
Comment
UC747559
Mentha canadensis
G. Thomas Robbins
1943-7-10
1262
El Dorado
about 3 mi e Camino (along bank of North Fork Webber Creek); bank of North Fork Webber Creek
914
Comment
SD45207
Mentzelia albicaulis
G. Thomas Robbins
1950-4-7
3325
Inyo
About 5 miles south of Lone Pine
1067
Comment
SBBG69341
Mentzelia pectinata
J. R. Robbins
1930-4-16
Kern
Grocery Grade; upper Cuyama Valley
Comment
UC7471
Mentzelia pectinata
G. Thomas Robbins, Rimo Bacigalupi
1952-4-20
3446
Kern
2.3 mi w U.S. Highway (along road to Elkhorn Plain); Bitterwater Creek
518
Comment
CAS-BOT-BC428467
Micranthes aprica
G. Thomas Robbins
1945-7-1
2025
El Dorado
Along trail to Grouse Lake, 1 1/2 mi. e. of Wrights Lake
2286
Comment
UCD102826
Micranthes californica
W. W. Robbins
1928-4-29
944
Unknown
County Unknown: American River.
Comment
CAS-BOT-BC429291
Micranthes tolmiei
G. Thomas Robbins
1944-7-29
1807
El Dorado
Slope of Red Peak above Lake Schmidell, Rockbound Valley, Desolation Valley Wilderness Area
2651
Comment
UC907711
Micropus amphibolus
G. Thomas Robbins
1944-4-14
1507
Marin
about 3 mi w Hamilton Field Air Base; Big Rock Ridge
60
Comment
SBBG79652
Micropus californicus var. californicus
R. C. and J. R. Robbins
1921-3-30
Santa Barbara
Santa Cruz Island
Comment
UC747134
Micropus californicus var. californicus
G. Thomas Robbins
1943-4-30
1055
El Dorado
near Institute of Forest Genetics (3 mi e of Placerville)
762
Comment
UC907710
Micropus californicus var. californicus
G. Thomas Robbins
1944-4-14
1542
Marin
low hills immediatly w Hamilton Field Air Base
152
Comment
UC907778
Micropus californicus var. californicus
G. Thomas Robbins
1944-5-15
1601
El Dorado
3 mi e Placerville (western boundary of Institute); Institute of Forest Genetics
762
Comment
UC747186
Microseris douglasii subsp. douglasii
G. Thomas Robbins with J. T. Howell
1945-5-9
1897
Marin
0.5 mi n Hamilton Field Air Base
Comment
SBBG64357
Microsteris gracilis
J. R. and R. C. Robbins
1930-3-28
Kern
2 mi from Isabella, Kern Valley
Comment
UC747069
Mimulus angustatus
G. Thomas Robbins
1945-6-17
2003
El Dorado
Sly Park meadow
975
Comment
RSA102192
Mimulus aurantiacus var. aurantiacus
G. Thomas Robbins
1945-5-20
1936
El Dorado
3-4 mi. s. of Salmon Falls
183
Comment
UC747086
Mimulus aurantiacus var. aurantiacus
G. Thomas Robbins
1944-4-14
1512
Marin
2-3 mi w Hamilton Field Air Base (n slope of Big Rock Ridge)
152
Comment
JEPS7775
Mimulus aurantiacus var. pubescens
G. Thomas Robbins, Lawrence R. Heckard
1953-5-29
3533
Tulare
3 mi e Springville; Middle Fork of Tule River
457
Comment
UC747090
Mimulus bicolor
G. Thomas Robbins
1944-5-21
1616
El Dorado
about 3 mi e Camino; North Fork Webber Creek
975
Comment
UC747104
Mimulus bicolor
G. Thomas Robbins
1943-4-14
992
El Dorado
near Institute of Forest Genetics (above Smithflat)
822
Comment
JEPS4724
Mimulus bigelovii var. cuspidatus
G. T. Robbins and Rimo Bacigalupi with L. Constance, George Gillett and L. R. Heckard
1952-5-1
3498
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mts.
1524
Comment
JEPS5580
Mimulus bigelovii var. cuspidatus
G. T. Robbins and Rimo Bacigalupi with L. Constance, George Gillett and L. R. Heckard
1952-5-1
3513
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mts.
701
Comment
JEPS5581
Mimulus bigelovii var. cuspidatus
G. T. Robbins and Rimo Bacigalupi with L. Constance, George Gillett and L. R. Heckard
1952-5-1
3504
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mts.
1066
Comment
JEPS7786
Mimulus bolanderi
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3544
Tulare
about 1/4 mi e Milo junction (along road to Balch Park, 7.5 mi n of Springville)
548
Comment
RSA152180
Mimulus bolanderi
G. Thomas Robbins, L. R. Heckard
1953-5-30
3544
Tulare
Along road to Balch Park, about one-fourth mile east of Milo junction and 7.5 miles north of Springville
549
Comment
JEPS15546
Mimulus breweri
G. Thomas Robbins with L. R. Heckard
1956-7-25
3704
Lake
about 1 mi from summit Snow Mt. West (e base of ridge that forms a se extension of Snow Mt. West, pond which drains w into Bear Creek, a tributary of Rice Fork of Eel River); Snow Mt., Lake-Colusa County Boundary
1981
Comment
UC747072
Mimulus breweri
G. Thomas Robbins
1944-6-18
1729
El Dorado
Capps Crossing North Fork Cosumnes River
1524
Comment
JEPS22108
Mimulus cardinalis
G. Thomas Robbins with H. G. Baker, G. Newcomb, and R. Ornduff
1958-7-30
3918
Tuolumne
at bridge crossing 1.5 mi s Italian Bar; Fivemile Creek (tributary of South Fork Stanislaus River)
469
Comment
UCD122478
Mimulus fremontii var. fremontii
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS7776
Mimulus geniculatus
G. Thomas Robbins, Lawrence R. Heckard
1953-5-29
3534
Tulare
3 mi e Springville; Middle Fork of Tule River
457
Comment
JEPS14538
Mimulus guttatus
G. Thomas Robbins with Peter H. Raven
1956-4-29
3688
El Dorado
1.2 mi nw Somerset (Youngs) (near bridge crossing river); Canyon of North Fork Cosumnes River
Comment
SBBG66628
Mimulus guttatus
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
2438
Comment
POM181678
Mimulus guttatus
L. F. Robbins
1927-5-6
s.n.
El Dorado
Near Placerville.
Comment
JEPS19393
Mimulus inodorus
G. Thomas Robbins
1937-6-5
226
Sonoma
10 mi w Santa Rosa (Pitkin Ranch); Vine Hill region
Comment
UC747038
Mimulus kelloggii
G. Thomas Robbins
1945-4-13
1839
El Dorado
2 1/2 mi e Placerville (above Smithflat)
762
Comment
SBBG28907
Mimulus lewisii
G. T. Robbins
1943-7-25
1325
El Dorado
above S shore of Echo Lake
2194
Comment
UC747116
Mimulus lewisii
G. Thomas Robbins
1945-8-12
2133
El Dorado
outlet streamlet of Star Lake (on trail to Freel Peak)
2804
Comment
UC747128
Mimulus lewisii
G. Thomas Robbins
1943-7-25
1325
El Dorado
above s shore Echo Lake
2194
Comment
RSA32397
Mimulus lewisii
G. Thomas Robbins
1945-8-12
2133
El Dorado
Star Lake, along trail to Freel Peak.
2805
Comment
UC747077
Mimulus moniliformis
G. Thomas Robbins
1944-6-18
1723
El Dorado
along road to Capps Crossing; Camp Creek
1219
Comment
SBBG66710
Mimulus montioides
J. R. and R. C. Robbins
1932-6-7
Tulare
Sequoia Nat Park
1950
Comment
SBBG66711
Mimulus moschatus
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
JEPS15581
Mimulus nanus var. mephiticus
G. Thomas Robbins
1956-9-9
3754 B
Alpine
1/2 to 3/4 mi due w Carson Pass (above State Highway 88, lower slopes of peak); Red Lake Peak
2651
Comment
JEPS15582
Mimulus nanus var. mephiticus
G. Thomas Robbins
1956-9-9
3754 A
Alpine
1/2 to 3/4 mi due w Carson Pass (above State Highway 88, lower slopes of peak); Red Lake Peak
2651
Comment
JEPS7787
Mimulus nasutus
G. Thomas Robbins
1953-5-8
3524
Calaveras
4.7 mi w, along Mokelumne Hill-Glencoe road Glencoe; Rich Gulch, Mokelumne Hill
457
Comment
JEPS7791
Mimulus palmeri
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3545
Tulare
1/4 mi e Milo junction (on road to Balch Park, 7.5 mi n of Springville)
609
Comment
RSA152171
Mimulus palmeri
G. Thomas Robbins, L. R. Heckard
1953-5-30
3545
Tulare
One fourth mile east of Milo junction and 7.5 miles north of Springville
610
Comment
CAS-BOT-BC9650
Mimulus palmeri
G. T. Robbins; L. R. Heckard
1953-5-30
3545
Tulare
On road to Balch Park, one fourth mile east of Milo Junction and 7.5 miles north of Springville
609
Comment
UC747101
Mimulus primuloides
G. Thomas Robbins
1943-8-15
1345
El Dorado
2 1/2 mi ne Wrights Lake; Grouse Lake
2590
Comment
UC747125
Mimulus primuloides
G. Thomas Robbins
1945-8-12
2113
El Dorado
2-3 mi se Al Tahoe; Lake Valley
1920
Comment
GH351770
Mimulus rubellus
G. T. Robbins
1944-7-30
1823
Unknown
Along Willow Flat Trail, about two miles north of Wrights Lake, nine miles north of U.S. Highway 50
Comment
JEPS4659
Mimulus rubellus
G. Thomas Robbins
1952-4-29
3477
San Bernardino
between Mitchell Canverns and Gilroy Canyon (se slopes of mountains); Providence Mountains
1524
Comment
SEINET3367731
Mimulus rubellus
G. Thomas Robbins
1944-7-30
1823
El Dorado
Along Willow Flat Trail, 9 miles north of US Hwy 50, about 2 miles north of Wrights Lake
2286
Comment
UC747119
Mimulus tilingii
G. Thomas Robbins
1943-8-15
1342
El Dorado
in bed of small inlet stream above Grouse Lake (2 1/2 mi ne of Wrights Lake)
2590
Comment
UC747087
Mimulus torreyi
G. Thomas Robbins
1943-7-6
1249
El Dorado
3 mi e Camino; C.C.C. Camp Snowline
1036
Comment
RSA102189
Mimulus torreyi
G. Thomas Robbins
1945-7-8
2060
El Dorado
Along State Highway 89 near Fallen Leaf Lake.
1921
Comment
JEPS19397
Mimulus tricolor
G. Thomas Robbins
1938-5-19
264
Sonoma
sw Santa Rosa (Stony Point Road, near The Lagunas)
Comment
JEPS7783
Mimulus viscidus var. compactus
G. Thomas Robbins and Lawrence R. Heckard
1953-6-1
3563
Fresno
4.5 mi se of Auberry (Bald Mountain); Bald Mountain
914
Comment
UC907706
Mimulus viscidus var. viscidus
G. Thomas Robbins
1945-6-30
2014
El Dorado
1 mi n Rescue (along Deer Valley Rd)
396
Comment
RSA102190
Mimulus viscidus var. viscidus
G. Thomas Robbins
1945-6-30
2014
El Dorado
Along Deer Valley Road, 1 mi. n. of Rescue.
396
Comment
CAS-BOT-BC174681
Minuartia cismontana
G. Thomas Robbins
1943-4-28
1043
El Dorado
At Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
UC746830
Minuartia douglasii
G. Thomas Robbins
1944-5-21
1623
El Dorado
near Eight Mile House (about 2 mi e of Camino); North Fork Webber Creek
914
Comment
UC746831
Minuartia douglasii
G. Thomas Robbins
1944-4-14
1515
Marin
2-3 mi w Hamilton Field Air Base (n slope of ridge); Big Rock Ridge
152
Comment
CAS-BOT-BC388590
Minuartia douglasii
G. Thomas Robbins
1944-5-21
1623
El Dorado
On ridge above North Fork Webber Creek near Eight Mile House, about 2 mi/ e. of Camino
914
Comment
GH376636
Minuartia nuttallii subsp. gracilis
G. T. Robbins
1945-8-12
2130
Unknown
Rocky slope near summit of Freel Peak
3322
Comment
CAS-BOT-BC174760
Minuartia nuttallii var. gracilis
G. Thomas Robbins
1945-8-12
2130
El Dorado
Near summit of Freel Peak
3322
Comment
GH363858
Mitella breweri
G. T. Robbins
1945-7-8
2053
Unknown
along Velma Lakes trail, above Eagle Lake, Desolation Valley Wilderness Area
2286
Comment
UC747347
Mitella breweri
G. Thomas Robbins
1943-6-27
1224
El Dorado
near Echo Summit Pass
2286
Comment
UC747357
Mitella breweri
G. Thomas Robbins
1945-7-8
2053
El Dorado
above Eagle Lake (along Velma Lakes trail); Desolation Valley Wilderness Area
2286
Comment
RSA32399
Mitella breweri
G. Thomas Robbins
1945-7-8
2053
El Dorado
Along Velma Lakes Trail. Above Eagle Lake. Desolation Valley Wilderness Area.
2287
Comment
JEPS4643
Mohavea breviflora
G. T. Robbins and Rimo Bacigalupi with L. Constance, George Gillett and L. R. Heckard
1952-5-1
3503
Inyo
Death Valley National Monument, Titus Canyon Titus Canyon; Death Valley National Monument, Titus Canyon
1066
Comment
JEPS25282
Mollugo verticillata
G. Thomas Robbins with Robert Ornduff and Howard Whisler
1959-10-25
4171
San Joaquin
1/2 mi w of Stanislaus County line (3 1/2 mi e of Farmington, bed of Duck Creek, along Hwy 4, in the first foothills of Sierra Nevada); Sierra Nevada, Duck Creek
42
Comment
JEPS8225
Mollugo verticillata
G. Thomas Robbins with D. M. Post, J. W. Dawson, and P. H. Raven
1954-9-3
3649
Merced
just e of the bridge crossing the San Joaquin River (on road from Newman junction to Livingston)
15
Comment
CAS-BOT-BC219956
Monardella breweri subsp. lanceolata
G. Thomas Robbins
1943-7-6
1244
El Dorado
At C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
GH400531
Monardella breweri subsp. lanceolata
G. T. Robbins
1943-7-6
1244
Unknown
at C. C. C. Camp Snowline, three miles east of Camino
1036
Comment
UC747583
Monardella breweri subsp. lanceolata
G. Thomas Robbins
1943-7-6
1244
El Dorado
At C. C. C. Camp Snowline, 3 mi E of Camino
1036
Comment
SBBG71994
Monardella odoratissima subsp. pallida
J. R. and R. C. Robbins
1932-7-18
El Dorado
Lake Tahoe, W side
Comment
RSA32361
Monardella odoratissima subsp. pallida
G. Thomas Robbins
1943-7-25
1331
El Dorado
Shady Red Fir woods along roadside about 1 mi. S of Echo Lake
2195
Comment
GH400634
Monardella sheltonii
G. T. Robbins
1943-7-6
1245
Unknown
at C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
JEPS22062
Monardella undulata
G. Thomas Robbins with S. Galen Smith
1958-7-8
3895
Marin
2 mi n of road to Drakes Beach (along Sir Francis Drake Highway); Point Reyes Peninsula
Comment Read comments Sep 4 2013
UC747582
Monardella villosa subsp. villosa
G. Thomas Robbins
1943-7-6
1245
El Dorado
3 mi E of Camino (at C.C.C. Camp Snowline)
1036
Comment
JEPS7798
Monolopia lanceolata
G. Thomas Robbins and Rimo Bacigalupi
1952-4-20
3458
San Luis Obispo
southernmost end of plain just before descent into Cuyama Valley (about 4 mi from Kern County line); Carrizo Plain
868
Comment
RSA152169
Monolopia lanceolata
G. Thomas Robbins, Rimo Bacigalupi
1952-4-20
3458
San Luis Obispo
Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, about 4 miles from Kern County line
869
Comment
JEPS4776
Monolopia major
G. Thomas Robbins
1940-3-16
282
Alameda
near Alameda-San Joaquin Co. line; Corral Hollw
259
Comment
JEPS8041
Monoptilon bellioides
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3486
Inyo
8.8 mi s Shoshone; McLain Park
426
Comment
JEPS15545
Montia chamissoi
G. Thomas Robbins with L. R. Heckard
1956-7-25
3703
Lake
se extension of Snow Mountain, about 1/2 mi airline from its summit, (w into headwaters of Bear Creek, a tributary of Rice Fork of Eel River Snow Mountain
1981
Comment
JEPS7969
Montia fontana
G. Thomas Robbins, Peter H. Raven
1954-7-27
3637
Tulare
Sequoia National Park, Crabtree Meadows Crabtree Meadows; Sequoia National Park, Crabtree Meadows
3139
Comment
UC746848
Montia parvifolia
G. Thomas Robbins
1944-6-18
1725
El Dorado
along Camp Creek near road to Capps Crossing; Camp Creek
1219
Comment
UC746854
Montia parvifolia
G. Thomas Robbins
1944-7-30
1817
El Dorado
about 1/4 mi w of Rockbound Pass (Desolation Valley Wilderness Area); Desolation Valley Wilderness Area
2590
Comment
JEPS25104
Muilla maritima
G. Thomas Robbins
1959-4-11
3979
Alameda
field about 1/4 mi n west end of Depot Road (adjacent to (just e of) the American Salt Co. evaporating ponds along shore of bay, about 1 3/4 mi nw of Mt. Eden and 3/4 mi s of Russell); shore of San Francisco Bay
1
Comment
SEINET3243526
Muilla maritima
G. Thomas Robbins, Rimo Bacigalupi
1952-1
3460
Kern
Near base of Pyramid Hills along State Highway 33, (south of Devils Den,) near its junction with Kern Co. route 116
146
Comment
CAS-BOT-BC101802
Myrica hartwegii
G. Thomas Robbins
1945-6-17
1983
El Dorado
along Camp Creek, near Baltic Peak
1036
Comment
SEINET6688438
Myrica hartwegii
G. Thomas Robbins
1945-1
1983
El Dorado
Along Camp Creek, near Baltic Peak
975
Comment
SBBG65096
Nama demissa
J. R. and R. C. Robbins
1930-3-29
Los Angeles
Antelope Valley
Comment
JEPS7445
Nassella cernua
G. Thomas Robbins and Rimo Bacigalupi
1952-4-15
3417
Kern
beaten ground at edge State Highway 41 (4.5 mi w of San Luis Obispo Co. line, slopes of ridge, w edge of valley, extreme nw corner of Kern Co.); McClure Valley, Avenal Ridge, Cottonwood Canyon
365
Comment
RSA46772
Nasturtium officinale
G. Thomas Robbins
1944-5-16
1610
El Dorado
N Fork Webber Creek, 3 miles E of Camino
915
Comment
UC907781
Navarretia capillaris
G. Thomas Robbins
1944-7-28
1781
El Dorado
about 1/4 mi w and below Rockbound Pass (along Willow Flat Trail, Desolation Valley Wilderness Area); Desolation Valley Wilderness Area, below Rockbound Pass
2438
Comment
JEPS15007
Navarretia divaricata
G. Thomas Robbins
1944-6-11
1672
El Dorado
203 mi ne Riverton (along Ice House Road)
1219
Comment
UC913456
Navarretia divaricata
G. Thomas Robbins
1944-6-11
1672
El Dorado
Ice House, 2-3 miles northeast of Riverton.
Comment
JEPS15006
Navarretia filicaulis
G. Thomas Robbins
1943-6-22
1209
El Dorado
3 mi e Placerville (at w edge of Institute Of Forest Genetics)
792
Comment
SEINET8729364
Navarretia filicaulis
G. Thomas Robbins
1943-1
1209
El Dorado
At western edge of Institute of Forest Genetics, 3 miles east of Placerville
Comment
UC913414
Navarretia filicaulis
G. Thomas Robbins
1943-6-22
1209
El Dorado
3 mi e Placerville (at w edge of Institute of Forest Genetics)
792
Comment
UC913398
Navarretia intertexta
G. Thomas Robbins
1944-6-18
1722
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
UC913407
Navarretia intertexta
G. Thomas Robbins
1944-7-6
1760
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
UC913409
Navarretia intertexta
G. Thomas Robbins
1943-6-5
1126
El Dorado
ca 3 mi e Camino (canyon slope above North Fork Webber Creek)
1005
Comment
UC913410
Navarretia intertexta
G. Thomas Robbins
1944-7-6
1761
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
UCR143527
Navarretia intertexta
G. Thomas Robbins
1944-7-6
1760
El Dorado
Sierra Nevada Mtns., Sly Park, 5 mi south of Pollock Pines
976
Comment
UC913385
Navarretia intertexta
G. Thomas Robbins
1943-6-2
1108
El Dorado
e and above Smith Flat
Comment
JEPS7950
Navarretia intertexta subsp. propinqua
G. Thomas Robbins and Lawrence R. Heckard
1953-6-1
3572
Madera
2.7 mi e Raymond (along road to Coarsegold)
274
Comment
UC913382
Navarretia intertexta subsp. propinqua
G. Thomas Robbins
1945-9-24
2148
Lassen
along Susanville to Pittville highway; Lassen National Forest
1737
Comment
RSA114018
Navarretia leptalea
G. Thomas Robbins
1944-7-30
1821
El Dorado
along Willow Creek Trail, about 2 miles north of Wright Lake
2439
Comment
RSA84879
Navarretia leptalea
G. Thomas Robbins
1944-6-27
1738
El Dorado
Top of ridge above North Fork Webber Creek, about 3 miles east of Camino
976
Comment
UC747613
Navarretia leptalea subsp. leptalea
G. Thomas Robbins
1943-7-18
1271
El Dorado
along Pleasant Valley Road near Sly Park; near Sly Park
914
Comment
UC631637
Navarretia leucocephala subsp. bakeri
G. Thomas Robbins
1937-5-23
186
Sonoma
near Wright School
Comment
UCR143529
Navarretia prolifera
G. Thomas Robbins
1943-6-13
1162 -
El Dorado
Sierra Nevada Mtns., along Park Creek Road near junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker); extreme eastern boundary of Placerville [15'] Q.
1220
Comment
SEINET8729371
Navarretia prolifera
G. Thomas Robbins
1943-1
1112
El Dorado
Eddy Arboretum, Institute of Forest Genetics, 3 miles east of Placerville
823
Comment
CAS-BOT-BC230531
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-2
1111
El Dorado
At Civilian Conservation Corps Camp Snowline, 3 miles E of Camino
1036
Comment
CAS-BOT-BC230532
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-13
1162 -A
El Dorado
Along Park Creek road near junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker, extreme E boundary of Placerville Quadrangle)
1219
Comment
JEPS30773
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-3
1112
El Dorado
about 3 mi e Placerville; Institute of Forest Genetics Arboretum
822
Comment
SEINET197486
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-2
1111
El Dorado
Civilian Conservation Corps Camp Snowline, 3 miles east of Camino.
Comment
SEINET197685
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-13
1162 -A
El Dorado
Along Park Creek Road near Junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker, extreme eastern boundary of Placerville Quadrangle.
1219
Comment
UC913411
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-3
1112
El Dorado
about 3 mi e Placerville (Eddy Arboretum, Institute of Forest Genetics)
822
Comment
UCD39795
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-2
1111
El Dorado
at CCC Camp Snowline, about 3 miles east of Camino.
Comment
RSA98664
Navarretia prolifera subsp. lutea
G. Thomas Robbins
1943-6-13
1162 -a
El Dorado
Along Park Creek Road near jct with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker); extreme eastern boundary of Placerville quad.
1220
Comment
CAS-BOT-BC233558
Navarretia prolifera subsp. prolifera
G. Thomas Robbins
1944-7-6
1759
El Dorado
Along Iron Mountain Road, about 0.5 mile NE of Sly Park
975
Comment
JEPS8058
Navarretia pubescens
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3540
Tulare
about 0.25 mi e Milo junction (7.5 mi n of Springville, along road to Balch Park)
609
Comment
JEPS8063
Navarretia pubescens
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3546
Tulare
5 mi nw Milo junction (slopes of Blue Ridge); Blue Ridge
731
Comment
CAS-BOT-BC233597
Navarretia pubescens
G. Thomas Robbins
1943-5-29
1104
El Dorado
W edge, Institute of Forest Genetics, 3 miles E of Placerville
731
Comment
JEPS19399
Navarretia squarrosa
G. Thomas Robbins
1940-6-3
331
San Francisco
Golden Gate Park San Francisco
Comment
UC631638
Navarretia squarrosa
G. Thomas Robbins
1939-7-4
272
Sonoma
near Graton
Comment
UC913386
Navarretia squarrosa
G. Thomas Robbins
1940-6-3
331
San Francisco
Golden Gate Park San Francisco
Comment
RSA98661
Navarretia squarrosa
G. Thomas Robbins
1939-7-4
272
Sonoma
Near Graton
Comment
JEPS30771
Navarretia viscidula
G. Thomas Robbins
1938-6-23
270
Sonoma
ca 10 mi w Santa Rosa (just e of marsh on Pitkin ranch); Vine Hill Region
Comment
UC631639
Navarretia viscidula
G. Thomas Robbins
1938-6-23
270
Sonoma
just e Pitkin Marsh; Vine Hill Region
Comment
UC913408
Navarretia viscidula
G. Thomas Robbins
1944-6-15
1691
El Dorado
2-3 mi e Placerville (along U.S. Highway 50)
762
Comment
JEPS15538
Nemacladus capillaris
G. Thomas Robbins with L. R. Heckard
1956-7-25
3696
Colusa
about 1.5 air mi se Snow Mt. summit (on ridge above Fouts Camp and along trail to Snow Mt, on Lake-Colusa county boundary); Snow Mt.
1920
Comment
SEINET10464790
Nemacladus capillaris
Robbins
1956-7-25
ROBBINS 3696
Lake
Colusa-Lake County boundary; on ridge above Fouts Camp and along trail to Snow Mt. (about 1.5 airline miles southeast of summit)
1920
Comment
UC907677
Nemacladus capillaris
G. Thomas Robbins
1943-6-13
1169
El Dorado
w of Park Creek rd junction with Plum Creek and Hazel Valley rds (along Park Creek rd)
1219
Comment
SEINET10972228
Nemacladus glanduliferus var. orientalis
Robbins
1952-4-27
ROBBINS 3472
San Bernardino
On lava flow at south base of Mt. Pisgah Crater, about 14 miles west of Ludlow, Mojave Desert
640
Comment
JEPS5244
Nemacladus orientalis
G. Thomas Robbins with Lincoln Constance, George Gillett
1952-4-27
3472
San Bernardino
14 mi w Ludlow (s base of Mt. Pisgah Crater); Mojave Desert, Mt. Pisgah Crater
640
Comment
SD51623
Nemacladus orientalis
G. Thomas Robbins, Lincoln Constance, George Gillett
1952-4-27
3472
San Bernardino
Southbase of Mount Pisgah Crater, Ca. 14 miles west of Ludlow, Mojave Desert
640
Comment
SEINET1869519
Nemacladus orientalis
G. Thomas Robbins, Lincoln Constance, George Gillett
1952-1
3472
San Bernardino
On lava flow at south base of Mt. Pisgah Crater, about 14 miles west of Ludlow.
640
Comment
SEINET3815152
Nemacladus rigidus
G. Thomas Robbins
1943-6-13
1169
El Dorado
Along Park Creek road W of its junction with the Plum Creek and Hazel Valley roads
1219
Comment
SD51686
Nemacladus rubescens
G. Thomas Robbins, R. Bacigalupi, L. Constance, et al.
1952-5-1
3488 A
Inyo
McLain Park, 8.8 miles south of Shoshone.
424
Comment
SEINET10461109
Nemacladus rubescens
Robbins
1952-5-1
ROBBINS 3488 A
Inyo
McLain Park, 8.8 miles south of Shoshone
427
Comment
OBI20998
Nemacladus sigmoideus
G. T. Robbins, G. T. Robbins
1954-5-31
4528
Kern
At N end of Walker Basin, at crossing of rd to Havilah
1036
Comment
SEINET10460929
Nemacladus sigmoideus
Robbins
1952-5-1
ROBBINS 3488 C
Inyo
Desert flats, McLain Park, 8.8 miles south of Shoshone
427
Comment
JEPS7610
Nemacladus tenuis var. aliformis
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3488 A
Inyo
8.8 mi s Shoshone; McLain Park
426
Comment
RSA32393
Nemophila heterophylla
G. Thomas Robbins
1943-3-27
970
El Dorado
Western edge of Institute of Forest Genetics above Smith Flat.
793
Comment
UC698014
Nemophila heterophylla
G. Thomas Robbins
1943-3-27
970
El Dorado
western edge of Institute of Forest Genetics arboretum Institute of Forest Genetics arboretum
792
Comment
UC747463
Nemophila heterophylla
G. Thomas Robbins
1943-3-27
970
El Dorado
above Smith Flat (near spring at western edge of Institute of Forest Genetics); western edge Institute of Forest Genetics, Smith Flat
792
Comment
UC698055
Nemophila maculata
G. Thomas Robbins
1944-4-30
1577
El Dorado
3 - 4 mi e Newtown (along South Fork Webber Creek); South Fork Webber Creek, e of Newtown
914
Comment
UC700282
Nemophila maculata
G. Thomas Robbins
1943-6-13
1172
El Dorado
ca 2 mi w Park Creek (along road to Park Creek); w of Park Creek
1219
Comment
UC700316
Nemophila maculata
G. Thomas Robbins
1945-4-22
1851
El Dorado
2 - 2 1/2 mi e Shingle Springs; e of Shingle Springs
457
Comment
UC700317
Nemophila maculata
G. Thomas Robbins
1943-4-29
1049
El Dorado
3 mi e Camino (C.C.C. Camp Snowline); e of Camino
1036
Comment
UC700319
Nemophila maculata
G. Thomas Robbins
1944-6-17
1713
El Dorado
along US Highway 50 ca 1 mi e Strawberry; e of Strawberry
1981
Comment
UC747477
Nemophila maculata
G. Thomas Robbins
1944-4-30
1577
El Dorado
3-4 mi e Newtown (along South Fork Webber Creek); along South Fork Webber Creek
914
Comment
UC747482
Nemophila maculata
G. Thomas Robbins
1945-4-22
1851
El Dorado
2 - 2 1/2 mi e Shingle Springs; e of Shingle Springs
457
Comment
UC747483
Nemophila maculata
G. Thomas Robbins
1944-6-17
1713
El Dorado
along US Highway 50 ca 1 mi e Strawberry; e of Strawberry
1981
Comment
UCSB5331
Nemophila menziesii
Robbins, G.
1940-3-21
Sonoma
At junction of Pleasant Avenue Road and Chalk Hill Road; 2-3 miles southeast of Windsor
91
Comment
UC700287
Nemophila pedunculata
G. Thomas Robbins
1943-4-1
978
El Dorado
3 mi e Camino (above North Fork Webber Creek); , e of Camino
1036
Comment
UC700321
Nemophila pedunculata
G. Thomas Robbins
1944-4-23
1567
El Dorado
near South Fork American River (on bank of Iowa Creek); near South Fork American River, Iowa Creek
762
Comment
UC747567
Nicotiana acuminata var. multiflora
G. Thomas Robbins
1943-5-28
1094
El Dorado
3 mi e Placerville (immediately w of Institute of Forest Genetics)
762
Comment
POM181662
Nicotiana glauca
L. F. Robbins
1927-6-5
s.n.
Yolo
Near Winters.
Comment
UCD126748
Nicotiana obtusifolia
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC747515
Odontostomum hartwegii
G. Thomas Robbins
1945-5-20
1918
El Dorado
3 mi. e. Rescue (along Placerville-Rescue Rd.)
457
Comment
CAS-BOT-BC140163
Oemleria cerasiformis
G. Thomas Robbins
1944-4-2
1493
El Dorado
Above North Fork Webber Creek, ca. 3 mi. e. of Camino
914
Comment
UC1084362
Oemleria cerasiformis
G. Thomas Robbins
1937-3-26
25
Sonoma
cliffs near Bodega Bay
Comment
UCSB2828
Oemleria cerasiformis
Robbins, G.
1940-3-10
Contra Costa
North slope of Grizzly Peak, Berkeley Hills
426
Comment
JEPS21973
Oenanthe sarmentosa
G. Thomas Robbins
1958-5-30
3845
Alameda
ca. halfway between Mills College and Oak Knoll Naval Hospital Oakland (along Mountain Blvd.)
91
Comment
UC1084460
Oenanthe sarmentosa
G. Thomas Robbins
1937-6-5
222
Sonoma
ca. 10 mi. w. Santa Rosa (Marsh on Pitkin Ranch, Vine Hill Region); Vine Hill region, Marsh on Pitkin Ranch
Comment
UC1084504
Oenothera deltoides subsp. howellii
G. Thomas Robbins
1940-5-19
325
Contra Costa
cliffs above river e Antioch; San Joaquin River
Comment
UCD116479
Oligomeris linifolia
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS7967
Oreostemma alpigenum var. andersonii
G. Thomas Robbins and Peter H. Raven
1954-7-28
3639
Tulare
upper reaches, in sedge meadows Crabtree Creek; Sequoia National Park, Crabtree Creek
1109
Comment
GH1166416
Orobanche
G. T. Robbins
1956-8-13
3730
Unknown
San Francisco, near Lands End, just below Lincoln Park, San Francisco
Comment
UC747066
Orobanche bulbosa
G. Thomas Robbins
1945-5-27
1952
El Dorado
about 1 1/2 mi n of Pleasant Valley (along Camino-Pleasant Valley Road); Camino-Pleasant Valley Road
762
Comment
CAS-BOT-BC502756
Orobanche bulbosa
G. Thomas Robbins
1945-5-27
1952
El Dorado
Along Camino-Pleasant Valley road, about 1.5 mi N of Pleasant Valley
762
Comment
JEPS7452
Orobanche cooperi
G. Thomas Robbins, Rimo Bacigalupi
1952-4-19
3427
San Bernardino
about 4 mi w of Baker (along U.S. Highway 91, Mohave Desert); Mohave Desert
335
Comment
UCD123193
Orobanche cooperi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SEINET8853624
Orobanche cooperi subsp. cooperi
G. Thomas Robbins, Rimo Bacgialupi
1952-1
3427
San Bernardino
along Highway 91 about 4 miles west of Baker, Mojave Desert
335
Comment
CAS-BOT-BC499797
Orobanche corymbosa subsp. corymbosa
G. Thomas Robbins
1956-9-9
3753
Alpine
Above State Hwy 88, about 1/2 mi W of Carson Pass
2621
Comment
JEPS15583
Orobanche corymbosa subsp. corymbosa
G. Thomas Robbins
1956-9-9
3753
Alpine
Above State Highway 88, about one-half mile west of Carson Pass.
Comment
UC747062
Orobanche fasciculata
G. Thomas Robbins
1944-5-24
1632
El Dorado
Near Easter boundary of Institute of Forest Genetics, 3 mi E of Placerville.
Comment
JEPS13899
Orobanche ramosa
G. Thomas Robbins, Rimo Bacigalupi
1955-9-26
3663
Alameda
ca. 2 mi. (airline) s.e. Alvarado (ca. 0.25 mi. s. of Lowry Rd. & Alameda Creek)
Comment
CAS-BOT-BC502927
Orobanche ramosa
G. Thomas Robbins; Rimo Bacigalupi
1955-9-26
3663
Alameda
About 1/4 mi S of Lowry Rd and Alameda Creek, about 2 mi (air) SE of Alvarado
Comment
CAS-BOT-BC502928
Orobanche ramosa
G. Thomas Robbins; Rimo Bacigalupi
1955-9-26
3663
Alameda
About 1/4 mi S of Lowry Rd and Alameda Creek, about 2 mi (air) SE of Alvarado
Comment
CAS-BOT-BC483757
Orobanche robbinsii
G. Thomas Robbins
1956-8-13
3730
San Francisco
Near Lands End, just below Lincoln Park, San Francisco
45
Comment
JEPS7972
Orochaenactis thysanocarpha
G. Thomas Robbins, Peter H. Raven
1954-7-26
3634
Tulare
along John Muir Trail just s Sandy Meadow; Sequoia National Park, along John Muir Trail
3291
Comment
UC747658
Orthilia secunda
G. Thomas Robbins
1945-8-5
2092
El Dorado
Lodgepole Pines near Rubicon Springs
1828
Comment
UCD81549
Oryza sativa
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
JEPS14589
Osmorhiza berteroi
G. Thomas Robbins
1956-5-10
3691
Alameda
grassy slope in park w of Life Sciences Building; Berkeley, University of California campus
Comment
UC747419
Osmorhiza brachypoda
G. Thomas Robbins
1944-6-7
1660
El Dorado
ca 3 mi e Camino; North Fork Webber Creek
914
Comment
JEPS15675
Oxypolis occidentalis
G. Thomas Robbins
1956-9-14
3786
El Dorado
along US Hwy 50 about 1/2 mi nw Echo Summit (edge of small stream)
2225
Comment
JEPS5161
Oxystylis lutea
G. T. Robbins and Rimo Bacigalupi with L. R. Heckard
1952-5-1
3483
San Bernardino
ca. 10 mi. s. Ibex Pass summit (along CA Hwy. 127, near crossing over Amargosa R.)
Comment
UCD102573
Paeonia brownii
W. W. Robbins
1941-6-8
s.n.
El Dorado
Lake Tahoe.
Comment
UC964809
Paeonia californica
G. Thomas Robbins
1950-5-14
3354
Monterey
slope above CA Hwy 1 about 5 mi s Hunter Light (between Lucia and Big Sur)
152
Comment
UCD134899
Palafoxia arida
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC907615
Panicum acuminatum var. acuminatum
G. Thomas Robbins
1943-6-10
1150
El Dorado
about 3 mi e Camino; above North Fork Webber Creek
975
Comment
JEPS19004
Panicum miliaceum
G. Thomas Robbins
1957-10-19
3807
Alameda
on Addison St. near the corner Milvia St.; Berkeley
Comment
JEPS22011
Parapholis incurva
G. Thomas Robbins
1958-6-14
3869
Alameda
sw Newark (near the end of Willow Road along the road leading w to Plummer Landing)
3
Comment
UC907634
Parapholis incurva
G. Thomas Robbins with J. T. Howell
1945-5-9
1888
Marin
about 1/2 mi n Ignacio
0
Comment
UC747424
Parvisedum pumilum
G. Thomas Robbins
1943-4-28
1044
El Dorado
3 mi e of Placerville (at Institute of Forest Genetics); Institute of Forest Genetics
822
Comment
JEPS25270
Paspalum distichum
G. Thomas Robbins
1959-9-6
4157
Alameda
in the bed of Alameda Creek on West Alquire Road near Valle Vista Bridge (1.6 mi sw of Mission Blvd. (State Highway 9)); sw of Mission Bay, bed of Alameda Creek
Comment
UCD81571
Paspalum distichum
W. W. Robbins
1927-10-1
837
Sacramento
Walnut Grove.
Comment
UCD88936
Paspalum distichum
G. Thomas Robbins
1959-9-6
4157
Alameda
Alameda Creek, near Valle Vista Bridge on west Alguire Road, 1.66 miles southwest of Mission Blvd. (State Highway 9.)
Comment
UCD120143
Pectocarya platycarpa
W. W. Robbins
1939-12-24
s.n.
San Diego
southeastern part of county.
Comment
UC907789
Pectocarya pusilla
G. Thomas Robbins
1944-4-30
1575
El Dorado
3-4 mi ne Newton (on canyon side above South Fork Webber Creek)
762
Comment
UC747585
Pectocarya pusilla
G. Thomas Robbins
1944-5-15
1605
El Dorado
3 mi e Placerville (slope w of Insitute of Forest Genetics)
762
Comment
SBBG68687
Pedicularis groenlandica
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tuolumne Crk near Lodge
2743
Comment
UCD137715
Pellaea mucronata var. californica
W. W. Robbins
1928-4-29
946
Unknown
American River.
Comment
CAS-BOT-BC265298
Penstemon davidsonii var. davidsonii
G. Thomas Robbins
1945-8-12
2132
El Dorado
On NW face of ridge between Freel Peak and Jobs Sister Peak
3200
Comment
UC907686
Penstemon davidsonii var. davidsonii
G. Thomas Robbins
1945-8-12
2132
El Dorado
NW face of ridge between Freel Peak and Jobs Sister Peak
3200
Comment
UC907687
Penstemon gracilentus
G. Thomas Robbins
1945-8-12
2134
El Dorado
along shore Star Lake (on trail to Freel Peak); along shore of Star Lake, on trail to Freel Peak
2804
Comment
UC747108
Penstemon heterodoxus
G. Thomas Robbins
1943-7-25
1306
El Dorado
about 2 mi nw Echo Lake (along Desolation Valley Trail); along Desolation Valley trail, nw of Echo Lake
2438
Comment
JEPS7777
Penstemon laetus subsp. laetus
G. Thomas Robbins
1953-5-29
3537
Tulare
2.3 mi above Coffee Camp (7.7 mi e of Springville); above Coffee Camp, e of Springville
609
Comment
UC747117
Penstemon laetus var. laetus
G. Thomas Robbins
1943-6-13
1166
El Dorado
along Park Creek Road w of its junction with the Plum Creek and Hazel Valley roads
1219
Comment
JEPS25168
Penstemon newberryi var. newberryi
G. Thomas Robbins
1959-6-10
4040
Siskiyou
about one mi n of highway summit on U.S. 99 between Mt. Shasta and Weed (on w side of Black Butte); w side of Black Butte, btw Mt. Shasta (town) and Weed
1188
Comment
UC747121
Penstemon newberryi var. newberryi
G. Thomas Robbins
1943-7-25
1297
El Dorado
crevices of granite boulders near Lake Le Conte (rocky slopes above Medley Lakes (reservoir)); Desolation Valley Wilderness Area
2438
Comment
JEPS15552
Penstemon purpusii
G. Thomas Robbins with L. R. Heckard
1956-7-25
3709
Colusa
above Dark Hollow Creek (a trib. of Middle Fork Stony Creek, along trail due s of Snow Mt. East, at lower edge of cirque between Snow Mt. West and Snow Mt. East); Snow Mt. East, Dark Hollow Crk trib. Middle Fork Stony Creek
1981
Comment
SBBG66606
Penstemon roezlii
J. R. and R. C. Robbins
1932-7-14
Mariposa
below Inspiration Pt
1524
Comment
SBBG66609
Penstemon roezlii
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
SBBG66520
Penstemon speciosus
R. C. Robbins
1932-7-18
El Dorado
W side of Lake Tahoe
Comment
UCD124152
Penstemon thurberi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD127854
Perideridia kelloggii
W. W. Robbins
1941-8-8
s.n.
Mendocino
Round Valley.
Comment
UC746844
Perideridia lemmonii
G. Thomas Robbins
1943-7-18
1275
El Dorado
along Pleasant Valley Rd. near Sly Park
914
Comment
SD187812
Peritoma arborea var. arborea
Jolynn Robbins
2006-4-9
36
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
UCD134913
Perityle emoryi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD117312
Petalonyx thurberi
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SBBG65069
Phacelia
J. R. and R. C. Robbins
1930-3-29
Los Angeles
Antelope Valley
Comment
UC1084444
Phacelia
G. Thomas Robbins
1940-3-22
304
Sonoma
along Guerneville rd ca 8 mi w Santa Rosa
Comment
JEPS25156
Phacelia californica
G. Thomas Robbins with John Weiler
1959-5-23
4027
Contra Costa
flats on w side San Francisco Bay, Richmond, Brooks Island
Comment
UC1084386
Phacelia californica
G. Thomas Robbins
1937-4-11
92
San Mateo
in field along road to Woodside above San Mateo
Comment
SD45364
Phacelia cicutaria var. cicutaria
G. Thomas Robbins
1950-4-2
3298
Kern
Above Kern River, ca. 1.0 mile northeast of Isabella.
762
Comment
UCSB5358
Phacelia ciliata
Robbins, G.; Bacigalupi, Rimo
1952-4-20
San Luis Obispo
Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, and about 4 miles from the Kern County line
868
Comment
JEPS21994
Phacelia ciliata var. ciliata
G. Thomas Robbins
1958-4-19
3815
Alameda
field along Depot Rd just e junction with Clawiter Rd. (about 1/6 mi n of Mt. Eden Sta.)
7
Comment
JEPS7763
Phacelia ciliata var. ciliata
G. Thomas Robbins and Rimo Bacigalupi
1952-4-20
3457
San Luis Obispo
about 4 mi from Kern County line (just before descent into Cuyama Valley, southernmost end of plain); Carrizo Plain
868
Comment
OBI13839
Phacelia ciliata var. ciliata
G. Thomas Robbins
1958-4-19
3815
Alameda
Along Depot Rd, just e of jctn of Clawiter Rd and about 1/6 mi N of Mt Eden Sta
8
Comment
UC1084500
Phacelia distans
G. Thomas Robbins
1940-5-19
321
Contra Costa
e Antioch (sand hills bordering river); San Joaquin River
Comment
UC700304
Phacelia distans
G. Thomas Robbins
1944-4-13
1495
Marin
ca 4 mi w Hamilton Field Air Base; Big Rock Ridge
487
Comment
UCD120424
Phacelia distans
L. F. Robbins
1929-3-27
s.n.
Riverside
Near Banning.
Comment
RSA152170
Phacelia fremontii
G. Thomas Robbins, R. C. Bacigalupi
1952-4-20
3449
San Luis Obispo
On Elkhorn Plain, 16 miles north-northwest of Kern county line.
732
Comment
SBBG64932
Phacelia fremontii
J. R. and R. C. Robbins
1930-3-28
Kern
Kern Valley
Comment
SD45365
Phacelia fremontii
G. Thomas Robbins
1950-4-7
3324
Inyo
About 5 miles south of Lone Pine, in Larrea divaricata plain.
1067
Comment
UC747468
Phacelia hastata subsp. compacta
G. Thomas Robbins
1943-9-5
1377
El Dorado
near summit Mt. Tallac
2956
Comment
UC747476
Phacelia hastata subsp. compacta
G. Thomas Robbins
1945-7-8
2042
El Dorado
near Al Tahoe; Lake Valley
1920
Comment
SBBG64982
Phacelia hydrophylloides
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UCD120600
Phacelia imbricata
W. W. Robbins
1926-4-17
511
Nevada
Grass Valley.
Comment
UC698011
Phacelia mutabilis
G. Thomas Robbins
1943-7-25
1332
El Dorado
along road to Echo Lake ca 1 mi n U.S. 50
2194
Comment
UC698045
Phacelia mutabilis
G. Thomas Robbins
1943-6-7
1134
El Dorado
slope above river near China Flat (Sacramento Box Sawmill) (ca 4 mi s of Kyburg); Silver Fork American River
1371
Comment
UC697960
Phacelia mutabilis
G. Thomas Robbins
1943-7-25
1311
El Dorado
along Desolation Valley trail above Tamarack Lake
2286
Comment
JEPS8069
Phacelia purpusii
G. Thomas Robbins and Lawrence R. Heckard
1953-5-31
3555
Tulare
along State Hwy 65 0.6 mi sw Badger
914
Comment
GH401023
Phacelia ramosissima
G. T. Robbins
1945-8-12
2141
Unknown
slopes west of High Meadow along trail to Freel Peak, SW of Lake Tahoe
2286
Comment
CAS-BOT-BC154394
Phacelia ramosissima var. eremophila
G. Thomas Robbins
1944-7-28
1787
El Dorado
along Willow Flat Trail ca. 1/4 mi. w. of Rockbound Pass
2438
Comment
CAS-BOT-BC154393
Phacelia ramosissima var. eremophila
G. Thomas Robbins
1944-7-28
1772
El Dorado
along Willow Flat Trail at Willow Flat, ca. 3 mi. NE of Wrights Lake
2286
Comment
JEPS15697
Phacelia ramosissima var. montereyensis
G. Thomas Robbins
1956-9-9
3760
Alpine
above State Hwy 88 1/2 to 3/4 mi due w Carson Pass (lower s slopes of mt.); Red Lake Peak
2651
Comment
UC700286
Phacelia ramosissima var. ramosissima
G. Thomas Robbins
1944-7-28
1787
El Dorado
along Willow Flat Trail ca 1/4 mi w Rockbound Pass
2438
Comment
UC700301
Phacelia ramosissima var. ramosissima
G. Thomas Robbins
1944-7-28
1772
El Dorado
ca 3 mi ne Wrights Lake (along Willow Flat Trail); Willow Flat
2286
Comment
UC700313
Phacelia ramosissima var. subglabra
G. Thomas Robbins
1945-8-12
2141
El Dorado
slopes w High Meadow (along trail to Freel Peak, sw of Lake Tahoe)
2286
Comment
UC747466
Phacelia ramosissima var. subglabra
G. Thomas Robbins
1945-8-12
2141
El Dorado
slopes w High Meadow (along trail to Freel Peak, sw of Lake Tahoe)
2286
Comment
SD45363
Phacelia vallis-mortae
G. Thomas Robbins
1950-4-2
3305
Kern
Along U.S. Highway 6 near and south of Freeman Junction, on Larrea divaricata plain.
1006
Comment
UC907640
Phleum alpinum
G. Thomas Robbins
1943-9-5
1389
El Dorado
along Tahoe-Yosemite trail n and below Dicks Pass; below Dicks Pass
2895
Comment
UC907648
Phleum pratense
G. Thomas Robbins
1944-7-6
1756
El Dorado
5 mi s Pollock Pines; Sly Park Meadow
1005
Comment
JEPS7958
Phlox speciosa subsp. occidentalis
G. Thomas Robbins
1953-5-8
3527
Calaveras
2.5 mis West Point (near Sandy Gulch)
792
Comment
RSA114104
Phlox speciosa subsp. occidentalis
G. Thomas Robbins
1944-5-28
1644
El Dorado
Along road to powerhouse, 4 to 5 miles northwest of Pollock Pines
915
Comment
CAS-BOT-BC135134
Phoradendron juniperinum
G. Thomas Robbins
1945-8-5
2096
El Dorado
on open, granitic rock slopes along George-town, 4-5 mi E of Wentworth Springs
1981
Comment
UC746873
Phoradendron juniperinum
G. Thomas Robbins
1945-8-5
2096
El Dorado
4 - 5 mi. e. Wentworth Springs (along Georgetown Rd.)
1981
Comment
CAS-BOT-BC141256
Phoradendron serotinum subsp. tomentosum
G. Thomas Robbins
1943-10-28
1404
El Dorado
along US Highway 50, 3 mi E of Placerville
762
Comment
UC746872
Phoradendron villosum
G. Thomas Robbins
1943-10-28
1404
El Dorado
along U.S. Hwy. 50 3 mi. e. Placerville
762
Comment
UCD81568
Phyla nodiflora var. reptans
W. W. Robbins; W. D. Norton
1928-8-1
1422
Yolo
near Clarksburg.
Comment
UC747665
Phyllodoce breweri
G. Thomas Robbins
1943-7-25
1290
El Dorado
above Medley Lakes (reservoir), Desolation Valley Wilderness Area Medley Lakes; Desolation Valley Wilderness Area
2590
Comment
UCD81555
Physalis acutifolia
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
JEPS7789
Physalis crassifolia
G. Thomas Robbins
1952-4-29
3482
San Bernardino
s and e of Mitchell Ranch (Mitchell's Caverns) (e Mohave Desert); Mohave Desert, Providence Mountains
Comment
UCD126764
Physalis lancifolia
W. W. Robbins; W. D. Norton
1927-10-1
825
Yolo
West of Davis.
Comment
CAS-BOT-BC140542
Physocarpus capitatus
G. Thomas Robbins
1943-6-29
1238
El Dorado
Along North Fork Webber Creek, ca. 3 mi. e. of Camino
914
Comment
CAS-BOT-BC76959
Pilularia americana
G. Thomas Robbins; S. Galen Smith
1950-4-15
1905
Colusa
Bear Valley
Comment
UC1101610
Pilularia americana
G. Thomas Robbins and S. Galen Smith
1950-4-15
1905
Colusa
Bear Valley
Comment
CAS-BOT-BC78281
Pinus attenuata
G. Thomas Robbins
1944-3-19
1490
El Dorado
On ridges and slopes immediately south and east of South Fork American River
914
Comment
GH246923
Pinus attenuata
G. T. Robbins
1944-3-19
1490
Unknown
On ridges and slopes immediately s. & e. of South Fork American River along Michigan-Calif. Lumber Co. railway
914
Comment
UC747598
Pinus attenuata
G. Thomas Robbins
1944-3-19
1490
El Dorado
immediately s and e along the Michigan-Calif. Lumber Co. railway South Fork American River; Michigan-Calif. Lumber Co. railway
Comment
UC747631
Pinus contorta subsp. murrayana
G. Thomas Robbins
1943-6-27
1214
El Dorado
ridge above Echo Summit Pass ca. 3/4 mi sw U.S. Highway 50
2438
Comment
A246849
Pinus contorta var. murrayana
G. T. Robbins
1943-6-27
1214
Unknown
Ridge above Echo Summit Pass, ca. 3/4 mi. sw. of U.S. Highway 50
Comment
UC972331
Pinus flexilis
G. Thomas Robbins
1951-8-4
3407
Inyo
rocky slopes above North Fork Bishop Creek (along Piute Pass Trail)
3048
Comment
RSA32355
Pinus lambertiana
G. Thomas Robbins
1943-6-20
1192
El Dorado
Along road to P.G. & E. power house approximately 3 miles west of Forebay reservoir (near Pollock Pines).
976
Comment
UC747630
Pinus monticola
G. Thomas Robbins
1943-6-27
1212
El Dorado
ridge above, 0.75 mi sw of U.S. Highway 50 Echo Summit pass
2438
Comment
CAS-BOT-BC79009
Pinus ponderosa
G. Thomas Robbins
1944-10-15
1834
El Dorado
At C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
GH246887
Pinus ponderosa
G. T. Robbins
1944-10-15
1834
Unknown
At. C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
RSA32356
Pinus ponderosa
G. Thomas Robbins
1944-1-8
1466
El Dorado
Native tree of grounds of Institute of Forest Genetics, 3 miles east of Placerville.
823
Comment
RSA41258
Pinus ponderosa
G. Thomas Robbins
1944-10-15
1834
El Dorado
At CCC Camp Snowlie, 3 mile east of Camino
1037
Comment
UC747621
Pinus ponderosa
G. Thomas Robbins
1944-10-15
1834
El Dorado
3 mi e Camino (C. C. C. Camp Snowline)
1036
Comment
NY62305
Pinus ponderosa
G. T. Robbins
1944-10-15
1834
El Dorado
This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request.
Comment
SEINET3353243
Pinus ponderosa
G. Thomas Robbins
1944-1
1834
El Dorado
CCC Camp Snowline, 3 mi. e. of Camino
1036
Comment
UC747601
Pinus sabiniana
G. Thomas Robbins
1944-10-26
1835
El Dorado
on slope above Smith Flat
762
Comment
JEPS15528
Piperia elegans
G. Thomas Robbins
1956-8-13
3732
San Francisco
near Lands End (just below Lincoln Park)
45
Comment
UC746956
Piperia unalascensis
G. Thomas Robbins
1943-6-13
1159
El Dorado
w of junction Plum Creek and Hazel Valley roads (along Park Creek Road)
1219
Comment
UC480692
Plagiobothrys fulvus
L. F. Robbins
1928-4-20
Sacramento
near Fair Oaks
Comment
UC747591
Plagiobothrys greenei
G. Thomas Robbins
1943-4-18
1008
Sacramento
near Carmichael (ca 15 mi ne Sacramento)
Comment
UC907752
Plagiobothrys hispidulus
G. Thomas Robbins
1945-6-17
2001
El Dorado
5 mi s Pollock Pines (in bed of drying streamlet); Sly Park
1005
Comment
UC907753
Plagiobothrys hispidus
G. Thomas Robbins
1945-8-12
2112
El Dorado
Lake Valley about 1 mi se Lake Tahoe; Lake Valley
1920
Comment
UC1084415
Plagiobothrys nothofulvus
G. Thomas Robbins
1937-4-11
102
San Mateo
near Spring Valley Lakes (along road to Woodside)
Comment
UC747590
Plagiobothrys nothofulvus
G. Thomas Robbins
1943-3-25
967
El Dorado
3 mi e Placerville (hillside near Institute of Forest Genetics)
762
Comment
UC907691
Plagiobothrys reticulatus
G. Thomas Robbins with J. T. Howell
1945-5-9
1876
Marin
1/2 mi n Hamilton Field Air Base
0
Comment
GH420176
Plagiobothrys scouleri var. penicillatus
G. T. Robbins
1944-6-18
1721
Unknown
Sly Park, 5 mi. s. of Pollock Pines
1005
Comment
UC1057462
Plagiobothrys stipitatus
G. Thomas Robbins
1937-5-23
185
Sonoma
near Wright School (along road between Santa Rosa and Sebastopol)
Comment
JEPS22058
Plantago coronopus
G. Thomas Robbins
1958-7-13
3899
Contra Costa
n end Berrellesa Street, Martinez; Carquinez Strait
Comment
JEPS14639
Plantago elongata
G. Thomas Robbins
1955-6-29
3662
Alameda
Berkeley
Comment
JEPS21225
Plantago elongata
G. Thomas Robbins
1958-5-13
3831
Alameda
Berkeley
Comment
JEPS21226
Plantago elongata
G. T. Robbins
1958-5-21
3832
Alameda
Berkeley
Comment
JEPS21229
Plantago elongata
G. Thomas Robbins
1958-5-28
3840
Alameda
Berkeley
Comment
JEPS21230
Plantago elongata
G. Thomas Robbins
1958-5-28
3841
Alameda
Berkeley
Comment
JEPS21231
Plantago elongata
G. Thomas Robbins
1958-5-28
3842
Alameda
Berkeley
Comment
JEPS21233
Plantago elongata
G. Thomas Robbins
1958-6-30
3884
Alameda
Berkeley
Comment
JEPS21234
Plantago elongata
G. Thomas Robbins
1958-5-29
3844
Alameda
Berkeley
Comment
JEPS21235
Plantago elongata
G. Thomas Robbins
1958-6-4
3855
Alameda
Berkeley
Comment
JEPS21236
Plantago elongata
G. Thomas Robbins
1958-6-4
3856
Alameda
Berkeley
Comment
JEPS21237
Plantago elongata
G. Thomas Robbins
1958-6-6
3857
Alameda
Berkeley
Comment
JEPS21239
Plantago elongata
G. Thomas Robbins
1958-6-12
3862
Alameda
Berkeley
Comment
JEPS22019
Plantago elongata
G. Thomas Robbins with S. Galen Smith
1958-6-9
3860
San Mateo
.12 mi w State Highway 1 (0.5 mi n of bridge crossing Pescadero Creek)
Comment
JEPS14540
Plantago erecta
G. Thomas Robbins with Peter H. Raven
1956-4-28
3664
Contra Costa
just s El Cerrito city limits (along Arlington Ave at Kenilworth Dr); Berkeley Hills
213
Comment
JEPS14637
Plantago erecta
G. Thomas Robbins
1955-6-4
3660
Marin
s shore Rodeo Lagoon
Comment
JEPS21979
Plantago erecta
G. Thomas Robbins
1958-5-10
3830
Alameda
e of Oakland (along Pinehurst Road, about 0.5 mi s of summit where the road makes a sharp descent into San Leandro Creek)
213
Comment
JEPS21999
Plantago erecta
G. Thomas Robbins
1958-4-12
3810
Alameda
Oakland, along Redwood Road, w slope of Oakland Hills Oakland Hills
259
Comment
OBI11652
Plantago erecta
G. Thomas Robbins
1958-5-9
3825
San Francisco
Along the W side of Lake Merced Blvd. just S of the pedestrian causeway on the lake, San Francisco
8
Comment
POM181672
Plantago erecta
G. Thomas Robbins
1927-3-26
s.n.
Yolo
Canyon of Putah Creek.
Comment
SD188132
Plantago erecta
Jolynn Robbins
2006-4-9
40
San Diego
Damon Lane County Park in south El Cajon. N of the intersection of Fury Ln and Wieghorst Way.
68
Comment
UC747044
Plantago erecta
G. Thomas Robbins
1945-4-22
1840
El Dorado
2-3 mi nw Shingle Springs
457
Comment
JEPS21982
Plantago erecta
G. Thomas Robbins
1958-5-9
3827
San Francisco
just s Fleishhacker Pool (and just e of Great Highway, about 0.1 mi inland from the ocean); San Francisco
7
Comment
JEPS6358
Plantago erecta
G. Thomas Robbins and Rimo Bacigalupi
1952-4-15
3414
Monterey
between San Ardo and San Lucas (along U.S. Hwy 101)
Comment
RSA152196
Plantago erecta
G. Thomas Robbins
1958-5-9
3824
San Francisco
Along the west side of Lake Merced Bld (opposite Pacific Rod and Gun Club), southwest of Lake Merced, 0.2 mile south of junction with Skyline Blvd, San Francisco.
8
Comment
JEPS22022
Plantago lanceolata
G. Thomas Robbins with S. Galen Smith
1958-6-2
3854
Contra Costa
Just east of crossing of Hastings Slough on road between Port Chicago and Avon
Comment
UCD124601
Plantago lanceolata
Robbins; Raynor
1943-6-1
s.n.
Plumas
Belden.
Comment
OBI11633
Plantago maritima
G. Thomas Robbins
1958-5-31
3846
Marin
This site was only about 10-15 yds from low, sandy clay bluffs where var. californica, see Robbins 3847, was collected. Above SW edge of Rodeo Lagoon
Comment
UCD124622
Plantago maritima
G. Thomas Robbins
1953-8-29
3617
San Mateo
Just south of the Olympic Golf Club and the San Francisco City and County line.
Comment
JEPS14368
Plantago maritima var. californica
G. Thomas Robbins
1955-6-4
3655
Marin
nw of Rodeo Lagoon
Comment
JEPS21970
Plantago maritima var. californica
G. Thomas Robbins
1958-5-31
3847
Marin
near sw edge of Rodeo Lagoon
Comment
JEPS23827
Plantago maritima var. californica
G. Thomas Robbins with John Weiler
1959-8-7
4140
San Luis Obispo
1.8 mi n Arroyo de la Cruz (5.6 mi s of the Monterey County line, w of State Highway 1)
15
Comment
JEPS14372
Plantago maritima var. juncoides
G. Thomas Robbins
1944-6-4
3658
Marin
sw edge Rodeo Lagoon
Comment
JEPS21971
Plantago maritima var. juncoides
G. Thomas Robbins
1958-5-31
3846
Marin
sw edge Rodeo Lagoon
Comment
UCD124542
Plantago ovata var. fastigiata
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
JEPS21227
Plantago pusilla
G. Thomas Robbins
1958-5-22
3833
Alameda
Berkeley
Comment
JEPS19390
Plantago subnuda
G. Thomas Robbins
1937-5-23
207
Sonoma
about 10 mi w Santa Rosa (on Pitkin Ranch); Vine Hill Region
Comment
JEPS19391
Plantago subnuda
G. Thomas Robbins with John Weiler
1937-6-5
220
Sonoma
about 10 mi w Santa Rosa (on Pitkin Ranch); Vine Hill Region
Comment
JEPS22047
Plantago subnuda
G. Thomas Robbins
1958-6-25
3880
Marin
ne of Rodeo Lagoon; Fort Cronkhite Military Reservation
91
Comment
JEPS15535
Plantago subnuda
G. Thomas Robbins with J. T. Howell
1956-7-19
3693
San Francisco
Golden Gate Park, around bank concourse San Francisco, Golden Gate Park
Comment
JEPS23824
Plantago subnuda
G. Thomas Robbins with John Weiler
1959-8-7
4132
Monterey
between Lopez Point and Cape San Martin (just below bridge crossing on State Highway 1, bank of Mill Creek); Mill Creek
12
Comment
JEPS23826
Plantago subnuda
G. Thomas Robbins with John Weiler
1959-8-7
4136
Monterey
e of (directly opposite) Cape San Martin (along State Highway 1, about 0.4 mi s of Willow Creek crossing, 2.5 mi s of Pacific Valley School)
60
Comment
OBI11625
Plantago subnuda
G. Thomas Robbins, John Weiler
1959-8-7
4136
Monterey
Along State hwy 1, directly opp (E of) Cape San Martin, about 0.4 mi S of Willow Crk crossing, 2.5 mi S of Pacific Valley School
61
Comment
OBI11649
Plantago subnuda
G. Thomas Robbins
1958-6-25
3880
Marin
Fort Cronkhite Military Reservation N of Rodeo Lagoon
91
Comment
UCD124564
Plantago subnuda
G. Thomas Robbins
1953-8-29
3616
San Mateo
Along State Highway 1, 1.5 - 2 miles south of San Francisco City and County line.
Comment
UCD124565
Plantago subnuda
G. Thomas Robbins; John Weiler
1959-8-7
4136
Monterey
along State Highway 1, directly opposite (east of) Cape San Martin, about 0.4 mile south of Willow Creek crossing, 2.5 miles south of Pacific Valley School.
60
Comment
UC1057476
Platanthera leucostachys
G. Thomas Robbins
1937-5-23
208
Sonoma
about 10 mi w Santa Rosa (on Pitkin Ranch, Vine Hill region); Vine Hill
Comment
UC565373
Platanthera leucostachys
G. Thomas Robbins
1937-6-5
217
Sonoma
about ten mi w Santa Rosa; Vine Hill Region, Pitkin Ranch
Comment
UC746957
Platanthera sparsiflora
G. Thomas Robbins
1943-6-27
1225
El Dorado
near Echo Summit Pass
2286
Comment
UC1084428
Platanus racemosa
G. Thomas Robbins
1940-3-16
279
Alameda
bed of creek near Tesla (w end of Hollow); Corral Hollow, Corral Hollow Creek
213
Comment
SBBG70057
Platystemon californicus
R. C. and J. R. Robbins
1921-1
Santa Barbara
Los Olivos
Comment
UC1057447
Platystemon californicus
G. Thomas Robbins
1937-4-11
95
San Mateo
along road to Woodside near Spring Valley Lakes; near Springs Valley Lakes
Comment
UC747393
Platystemon californicus
G. Thomas Robbins
1944-4-14
1530
Marin
about 3 mi w Hamilton Field Air Base (near summit of Big Rock Ridge); near summit of Big Rock Ridge
304
Comment
SBBG70056
Platystemon californicus
J. R. and R. C. Robbins
1930-3-29
Los Angeles
upper Antelope Valley
Comment
UC907732
Plectritis brachystemon
G. Thomas Robbins
1945-5-27
1957
El Dorado
about 1 mi n of Pleasant Valley
762
Comment
JEPS5139
Plectritis ciliosa subsp. ciliosa
G. Thomas Robbins
1953-5-7
3515 C
Calaveras
about 2 mi s of Vallecito (on road to Columbia, on Table Mountain); Table Mountain
487
Comment
UC747112
Plectritis ciliosa subsp. ciliosa
G. Thomas Robbins
1944-4-30
1576
El Dorado
3-4 mi ne of Newtown (above South Fork Webber Creek)
914
Comment
RSA32392
Plectritis ciliosa subsp. ciliosa
G. Thomas Robbins
1943-4-21
1018
El Dorado
At western edge of grounds of Institute of Forest Genetics.
732
Comment
UC747031
Plectritis ciliosa subsp. ciliosa
G. Thomas Robbins
1943-4-21
1018
El Dorado
at w edge of grounds of Institute of Forest Genetics Institute of Forest Genetics
731
Comment
JEPS14549
Plectritis macrocera
G. Thomas Robbins with Peter H. Raven
1956-4-28
3673
El Dorado
just s of crossing of South Fork American River (, along Placerville-Georgetown Road, in Big Canyon); Big Canyon
292
Comment
JEPS7455
Pleuraphis rigida
G. Thomas Robbins and Rimo Bacigalupi
1952-4-19
3432
San Bernardino
along U.S. Highway 91 about one mi w Cronese (Cronese Valley); Mohave Desert
396
Comment
CAS-BOT-BC453482
Pleuricospora fimbriolata
G. Thomas Robbins
1943-6-20
1188
El Dorado
Near head of Long Canyon, 2--3 mi. W of Pollock Pines
975
Comment
UC747679
Pleuricospora fimbriolata
G. Thomas Robbins
1943-6-20
1188
El Dorado
2-3 mi w of Pollock Pines (near head of Long Canyon)
975
Comment
JEPS25103
Pleuropogon californicus
G. Thomas Robbins
1959-4-11
3978
Alameda
1/4 mi n of west end of Depot Road (along shore of San Francisco Bay, adjacent to (just e of) the American Salt Co., about 1 3/4 mi nw Mt. Eden, about 3/4 mi s Russell); San Francisco Bay
1
Comment
UC25113
Pleuropogon californicus
G. Thomas Robbins with Hsuan Keng and Erika Amstutz
1959-4-3
3967
Sonoma
ne of Santa Rosa (Rincon Valley, along Montecito Road, w of Middle Rincon Road); Rincon Valley
86
Comment
UC907654
Pleuropogon californicus
G. Thomas Robbins with J. T. Howell
1945-5-9
1874
Marin
1/2 mi n of Hamilton Field Air Base
Comment
UCD90172
Pleuropogon californicus var. californicus
G. Thomas Robbins
1959-4-11
3978
Alameda
About 1/4 mile north of the west end of Depot Road, adjacent to (just east of) the American Salt Co. Along the shore of San Francisco Bay, about 1 and 3/4 miles northwest of Mt. Eden and about 3/4 mile south of Russell.
1
Comment
JEPS21996
Poa annua
G. Thomas Robbins
1958-4-19
3813
Alameda
ca 1/6 mi n Mt Eden Station (along Depot Rd, just e of junction of Clawiter Rd)
7
Comment
UCD90379
Poa annua
G. Thomas Robbins
1958-4-19
3813
Alameda
East of junction of Clawiter Rd. and about 1/6 mile north of Mt. Eden Sta.
7
Comment
UC964808
Poa secunda subsp. secunda
G. Thomas Robbins
1950-4-2
3302
Kern
ca 1 mi ne Isabella (above Kern River)
762
Comment
SEINET196415
Podistera nevadensis
G. Thomas Robbins
1945-8-12
2124
El Dorado
Near summit of Freel Peak.
3322
Comment
JEPS8284
Pogogyne douglasii
G. Thomas Robbins and Lawrence L. Heckard
1953-6-1
3571
Madera
2.7 miles east of Raymond along road to Coarsegold
274
Comment
RSA152175
Pogogyne douglasii
G. Thomas Robbins, Lawrence R. Heckard
1953-6-1
3571
Madera
2.7 miles east of Raymond along road to Coarsegold
274
Comment
SBBG58184
Polemonium californicum
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
CAS-BOT-BC231319
Polemonium pulcherrimum
G. Thomas Robbins
1943-9-5
1383
El Dorado
Near summit of Dicks Peak; Desolation Valley Wilderness Areas
3048
Comment
UC747619
Polemonium pulcherrimum subsp. pulcherrimum
G. Thomas Robbins
1943-9-5
1383
El Dorado
near summit of Dicks Peak
3048
Comment
GH347779
Polygala cornuta
G. T. Robbins
1943-7-8
1254
Unknown
at C.C.C. Camp Snowline, three miles east of Camino
1036
Comment
CAS-BOT-BC167567
Polygala cornuta var. cornuta
G. Thomas Robbins
1943-7-8
1254
El Dorado
At C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
CAS-BOT-BC167568
Polygala cornuta var. cornuta
G. Thomas Robbins
1943-5-29
1103
El Dorado
Near Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
JEPS22106
Polygala cornuta var. cornuta
G. Thomas Robbins with H. G. Baker, G. Newcomb, and R. Ornduff
1958-7-30
3916
Tuolumne
near Mountain Lily Mine (slopes above creek, 1.5 mi s of Italian Bar); Fivemile Creek (a tributary of South Fork Stanislaus River)
472
Comment
SEINET1004843
Polygala cornuta var. cornuta
G. Thomas Robbins
1943-1
1254
El Dorado
At CCC Camp Snowline, 3 mi E of Camino
1036
Comment
UC747315
Polygala cornuta var. cornuta
G. Thomas Robbins
1943-7-8
1254
El Dorado
3 mi e Camino; C.C.C. Camp Snowline
1036
Comment
CAS-BOT-BC170369
Polygala cornuta var. cornuta
G. Thomas Robbins; H. G. Baker; G. Newcomb; R. Ornduff
1958-7-30
3916
Tuolumne
On openly wooded slope above Fivemiel Creek, a tributary of South Fork Stanislaus River, near Mountain Lily Mine, 1.5 miles southwest of Italian Bar
472
Comment
JEPS22110
Polygonum amphibium var. emersum
G. Thomas Robbins
1958-8-9
3920
Alameda
small stream crossing Boyce Rd 0.1 mi n road junction to Newark Substation (of P.G. & E.) (about 3 mi sw of Newark)
Comment
UC746894
Polygonum bistortoides
G. Thomas Robbins
1943-8-15
1350
El Dorado
at edge of creek below Grouse Lake (2 1/2 mi ne of Wrights Lake); Grouse Creek
2590
Comment
CAS-BOT-BC414376
Polygonum californicum
G. Thomas Robbins
1945-6-9
1974
El Dorado
Above North Fork Webber Creek, about 3 mi. e. of Camino
975
Comment
SEINET3405169
Polygonum californicum
G. Thomas Robbins
1945-6-9
1974
El Dorado
North Fork Webber Creek, about 3 miles E of Camino
975
Comment
UC746891
Polygonum californicum
G. Thomas Robbins
1945-6-9
1974
El Dorado
canyon slope above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
UC746882
Polygonum davisiae
G. Thomas Robbins
1944-7-28
1795
El Dorado
slopes above Lake Lois; Desolation Valley Wilderness Area, Rockbound Valley
2590
Comment
UC746885
Polygonum douglasii subsp. majus
G. Thomas Robbins
1944-6-27
1739
El Dorado
top of ridge above North Fork Webber Creek (about 3 mi e of Camino)
975
Comment
CAS-BOT-BC418549
Polygonum minimum
G. Thomas Robbins
1944-7-30
1822
El Dorado
Along Willow Flat Trail, about 2 mi. n. of Wrights Lake, 9 mi. n. of U.S. Highway 50
2286
Comment
JEPS15702
Polygonum minimum
G. Thomas Robbins
1956-9-8
3752
El Dorado
about 1/2 mi ne Wrights Lake
2133
Comment
UC746883
Polygonum minimum
G. Thomas Robbins
1944-7-30
1822
El Dorado
along Willow Flat Trail about 2 mi n Wrights Lake (9 mi n of U.S. Hwy 50)
2286
Comment
JEPS2801
Polygonum persicaria
G. T. Robbins
1952-3-25
Alameda
UC Botanical Garden, Berkeley
Comment Read comments Jan 2 2016
RSA46769
Polygonum phytolaccifolium
G. Thomas Robbins
1944-7-28
1774
El Dorado
Willow Flat, Willow Flat trail, 3-4 miles NE of Wrights Lake.
2287
Comment
CAS-BOT-BC411424
Polygonum shastense
G. Thomas Robbins
1945-8-12
2117
El Dorado
slopes on western flank of Jobs Sister Peak
3048
Comment
GH364805
Polygonum shastense
G. T. Robbins
1945-8-12
2117
Unknown
Gravelly slopes on western flank of Jobs Sister Peak
3048
Comment
UC746887
Polygonum shastense
G. Thomas Robbins
1945-8-12
2117
El Dorado
Jobs Sister Peak; w flank
3048
Comment
SEINET3404079
Polygonum spergulariiforme
G. Thomas Robbins
1944-6-27
1739
El Dorado
North Fork Webber Creek, 3 mi E of Camino
Comment
UC964855
Polypodium
G. Thomas Robbins
1944-4-23
1557
El Dorado
ca. 5 mi n of Camino (near Michigan-California Lumber Company RR tramway, canyon wall of S Fork American River); S Fork American River
762
Comment
SD185359
Polypodium californicum
Jolynn Robbins
2006-4-9
46
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
UC747638
Polystichum imbricans subsp. imbricans
G. Thomas Robbins
1945-6-17
1993
El Dorado
near Baltic Peak (slope above Camp Creek)
1005
Comment
UC747640
Polystichum imbricans subsp. imbricans
G. Thomas Robbins
1944-6-7
1656
El Dorado
ca. 3 mi e Camino (above N Fork Webber Creek)
914
Comment
UC964857
Polystichum imbricans subsp. imbricans
G. Thomas Robbins
1945-6-17
1993
El Dorado
near Baltic Peak (above Camp Creek)
1005
Comment
UC746964
Populus trichocarpa
G. Thomas Robbins
1944-6-18
1730
El Dorado
along North Fork Cosumnes River at Capps Crossing; along North Fork Cosumnes River at Capps Crossing
1524
Comment
UCD100127
Portulaca pilosa
W. W. Robbins; W. D. Norton
1928-8-1
1421
Yolo
near Clarksburg.
Comment
SBBG72481
Potentilla bruceae
J. R. and R. C. Robbins
1932-7-17
Tuolumne
Tioga Pass Rd
Comment
CAS-BOT-BC141658
Potentilla flabellifolia
G. Thomas Robbins
1944-7-29
1803
El Dorado
along inlet stream above Lake Schmidell, Desolation Valley Wilderness Area
2590
Comment
UC746999
Potentilla flabellifolia
G. Thomas Robbins
1943-7-25
1303
El Dorado
ca 2 mi nw Echo Lake; nw of Echo Lake, Haypress Meadow
2438
Comment
CAS-BOT-BC539984
Potentilla gracilis var. fastigiata
G. Thomas Robbins
1944-6-18
1714
El Dorado
Sly Park meadow, 5 mi. s. of Pollock Pines
1005
Comment
UC907624
Potentilla grayi
G. Thomas Robbins
1944-7-29
1804
El Dorado
above Lake Schmidell; Desolation Valley Wilderness Area, above Lake Schmidell
2590
Comment
CAS-BOT-BC143284
Potentilla grayi
G. Thomas Robbins
1943-8-15
1343
El Dorado
At the edge of Grouse Lake, 2 1/2 mi. NE of Wrights Lake
2438
Comment
JEPS25023
Primula suffrutescens
G. Thomas Robbins
1948-8-7
3180
Madera
Volcanic Ridge along trail to Iceberg Lake (Mt. Dana - Minarets Wild ARea); Mt. Dana-Minarets Wild Area, trail to Iceberg Lake
3048
Comment
JEPS23820
Proboscidea lutea
G. Thomas Robbins
1959-8-1
4114
Contra Costa
roadside berm of frontage road just s Mt. Diablo Blvd. ((about 0.5 mi e of concrete bridge at Charles Hill and about 0.2 mi w of jct. of Hidden Valley Rd.), 2 mi w of Lafayette)
144
Comment
JEPS23821
Proboscidea lutea
G. Thomas Robbins
1959-8-1
4114
Contra Costa
roadside berm of frontage road just s Mt. Diablo Blvd. ((about 0.5 mi e of concrete bridge at Charles Hill and about 0.2 mi w of jct. of Hidden Valley Rd.), 2 mi w of Lafayette)
144
Comment
JEPS84884
Proboscidea lutea
G. Thomas Robbins
1959-8-1
4114
Contra Costa
roadside berm of frontage road just s Mt. Diablo Blvd. ((about 0.5 mi e of concrete bridge at Charles Hill and about 0.2 mi w of jct. of Hidden Valley Rd.), 2 mi w of Lafayette)
144
Comment
UCSB664
Prosartes hookeri
Robbins, G.
1937-4-4
Alameda
Strawberry Creek, w of Berkeley
Comment
UC1084462
Prunella vulgaris var. lanceolata
G. Thomas Robbins
1937-6-5
225
Sonoma
about 10 mi w Santa Rosa (Vine Hill region)
Comment
SBBG70924
Prunus emarginata
J. R. and R. C. Robbins
1932-6-7
Tulare
Sequoia Nat Park
1950
Comment
UC747252
Prunus emarginata
G. Thomas Robbins
1943-6-27
1227
El Dorado
near Echo Summit Pass
2286
Comment
SD45191
Prunus fremontii
G. Thomas Robbins
1950-4-7
3330
Kern
about 0.5 mile west of Walker Pass (store) along State Highway 178
1372
Comment
UC746974
Prunus subcordata
G. Thomas Robbins
1943-4-15
996
El Dorado
3 mi e of Camino (North Fork Webber Creek Canyon); North Fork Webber Creek Canyon
1036
Comment
UC747257
Prunus subcordata
G. Thomas Robbins
1944-4-14
1538
Marin
low hills just W of Hamilton Air Force base
152
Comment
CAS-BOT-BC154728
Prunus virginiana var. demissa
G. Thomas Robbins
1944-5-15
1599
El Dorado
W. of Institute of Forest Genetics, about 3 mi. e. of Placerville
762
Comment
SBBG62541
Psathyrotes ramosissima
J. R. and R. C. Robbins
1930-3-26
San Bernardino
Mojave Desert
Comment
SD185551
Pseudognaphalium californicum
Jolynn Robbins
2006-4-9
49
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
OBI16419
Pseudognaphalium californicum
G. Thomas Robbins
1959-8-6
John Weiler
Monterey
Near Mule Cyn, along side rd leading E from state hwy 1 about 1.5 mi S of Pfeiffer-Big Sur State park
305
Comment
JEPS22112
Pseudognaphalium ramosissimum
G. Thomas Robbins with S. Galen Smith
1958-7-8
3896
Marin
along Sir Francis Drake Highway opposite and e of RCA Radio Station (1.5 mi s of crossing of Drakes Estero); Point Reyes Peninsula
Comment
OBI16405
Pseudognaphalium ramosissimum
G. Thomas Robbins
1958-8-31
3929
Alameda
Slopes of rd cut along Tunnel Rd, a short distance W of Charing Cross Rd, Oakland Hills
244
Comment
JEPS25106
Pseudognaphalium stramineum
G. Thomas Robbins
1959-4-25
3997
Alameda
at western edge of Eastshore Highway just s Emeryville interchange (Powell St.) (along bay); San Francisco Bay, Emeryville
Comment
UC747141
Pseudognaphalium stramineum
G. Thomas Robbins
1945-7-16
2072
El Dorado
3 mi e of Camino (in woods on canyon slope above North Fork Webber Creek)
914
Comment
UCD81543
Pseudognaphalium stramineum
W. W. Robbins; W. D. Norton
1928-8-1
1426
Yolo
near Clarksburg.
Comment
OBI16437
Pseudognaphalium stramineum
G. Thomas Robbins
1959-4-25
3997
Alameda
Along the shore of San Francisco Bay at the W edge of the Easthshore hwy, just S of the Emeryville interchange (Powell St), Emeryville
Comment
UC907768
Psilocarphus tenellus
G. Thomas Robbins
1945-5-27
1950
El Dorado
1.5 mi s Camino (along Pleasant Valley road); North Fork Webber Creek
Comment
SBBG68075
Psorothamnus emoryi
R. C. and J. R. Robbins
1933-2-16
Imperial
Travertine Point
Comment Read comments Dec 31 2011
UCD108369
Psorothamnus schottii
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
SEINET195479
Pteryxia terebinthina
G. Thomas Robbins
1945-7-8
2047
El Dorado
Near Al Tahoe Lake Tahoe.
1920
Comment
SEINET195494
Pteryxia terebinthina
G. Thomas Robbins
1944-7-30
1816
El Dorado
Desolation Wilderness ; Above Lake Lois Rockbound Valley.
2591
Comment
UC747227
Pteryxia terebinthina var. californica
G. Thomas Robbins
1945-7-8
2047
El Dorado
near Al Tahoe, Lake Tahoe
1920
Comment
A345825
Purshia tridentata
G. T. Robbins
1945-8-12
2144
Unknown
along road to High Meadow, 6-8 mi. SE of Lake Tahoe
2133
Comment
UC747006
Purshia tridentata var. tridentata
G. Thomas Robbins
1945-7-8
2039
El Dorado
near Al Tahoe; Lake Tahoe
1920
Comment
CAS-BOT-BC460589
Pyrola aphylla
G. Thomas Robbins
1943-6-20
1191
El Dorado
Along road to PG&E Power House, 2--3 mi. W of Forebay reservoir (near Pollock Pines)
975
Comment
UC747675
Pyrola asarifolia
G. Thomas Robbins
1944-6-17
1703
El Dorado
slope above U.S. Highway 50, about 1 mi E of Pyramid Ranger Station
1676
Comment
CAS-BOT-BC466017
Pyrola picta
G. Thomas Robbins
1945-8-4
2081
El Dorado
On shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment
UC747673
Pyrola picta
G. Thomas Robbins
1943-6-20
1191
El Dorado
2-3 mi. W of Forebay Reservoir (near Pollock Pines)
975
Comment
UC972341
Pyrrocoma apargioides
G. Thomas Robbins
1951-8-2
3405 A
Fresno
upper end of French Canyon French Canyon
3200
Comment
CAS-BOT-BC362368
Pyrrocoma racemosa var. racemosa
G. Thomas Robbins
1959-8-2
4120
Alameda
About 1/4 mile north of the west end of Depot Road, just east of the American Salt Co. evaporating ponds along the shore of San Francisco Bay, about 1 3/4 miles northwest of Mt. Eden, about 3/4 mile south of Russell
1
Comment
JEPS25243
Pyrrocoma racemosa var. racemosa
G. Thomas Robbins
1959-8-2
4120
Alameda
0.25 mi n w end of Depot Road (just e of the American Salt Co. about 1.75 mi nw of Mt. Eden, about 0.75 mi s of Russell); San Francisco Bay
1
Comment
OBI15560
Pyrrocoma racemosa var. racemosa
G. Thomas Robbins
1959-8-2
4120
Alameda
About 1/4 mi N of the W end of Depot Rd, just E of the American Salt Co. evaporating ponds along the shore of San Francisco Bay, about 1-3/4 mi NW of Mt. Eden, about 3/4 mi S of Russell
2
Comment
CAS-BOT-BC362367
Pyrrocoma racemosa var. racemosa
G. Thomas Robbins
1958-10-25
3956
Alameda
Along Depot Rd., about 0.7 mile west of Mt. Eden Sta., and opposite Hayward Motorcycle Club
Comment
OBI15559
Pyrrocoma racemosa var. racemosa
G. Thomas Robbins
1958-10-19
3953
Alameda
Along First Ave at the W edge of Russell City, about 3 mi W of hayward and about 1 mi E of the shore of San Francisco
Comment
UC746869
Quercus X morehus
G. Thomas Robbins
1943-10-28
1405
El Dorado
3 mi e Placerville (near Smith Flat)
670
Comment
GH344340
Quercus douglasii
G. T. Robbins
1943-10-28
1402
Unknown
along U. S. Highway 50, three miles east of Placerville
762
Comment
UC746867
Quercus douglasii
G. Thomas Robbins
1943-10-28
1402
El Dorado
2 mi e Placerville (along U.S. Highway 50)
762
Comment
UCD45918
Quercus durata var. durata
Thomas Robbins
1945-5-20
1928
El Dorado
Above Sweetwater Creek, near Simpson's Ranch, Eldorado County, California. Elevation 600 feet.
182
Comment
UC1084449
Quercus garryana
G. Thomas Robbins
1940-3-24
307
Sonoma
ca 6 mi ne Santa Rosa; Rincon Ridge
167
Comment
CAS-BOT-BC62788
Quercus garryana var. breweri
G. Thomas Robbins
1945-6-9
1976
El Dorado
Above North Fork Webber Creek ca. 3 mi. e. of Camino
975
Comment
GH344982
Quercus garryana var. breweri
G. T. Robbins
1945-6-9
1976
Unknown
Above North Fork Webber Creek, about 3 miles east of Camino
975
Comment
UC746879
Quercus kelloggii
G. Thomas Robbins
1944-4-30
1580
El Dorado
about 3 mi e Camino (above North Fork Webber Creek)
975
Comment
A343520
Quercus vacciniifolia
G. T. Robbins
1943-7-25
1319
Unknown
along trail above east shore of Upper Echo Lake
2286
Comment
GH343509
Quercus vacciniifolia
G. T. Robbins
1945-8-5
2090
Unknown
slope above north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment
RSA46948
Quercus vacciniifolia
G. Thomas Robbins
1945-8-5
2090
El Dorado
Above north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area.
2012
Comment
UC746863
Quercus vacciniifolia
G. Thomas Robbins
1945-8-5
2090
El Dorado
about n shore Rockbound Lake; Desolation Valley Wilderness Area, Rockbound Valley
2011
Comment
UC746866
Quercus vacciniifolia
G. Thomas Robbins
1943-7-25
1319
El Dorado
along trail above e shore Upper Echo Lake
2286
Comment
CAS-BOT-BC104661
Quercus wislizeni
G. Thomas Robbins
1943-8-20
1362
El Dorado
ridge near Institute of Forest Genetics, 3 mi E of Placerville
822
Comment
UC1084409
Quercus wislizeni
G. Thomas Robbins
1937-4-11
112
San Mateo
Wooded hillside above Redwood City
Comment
UC746862
Quercus wislizeni
G. Thomas Robbins
1943-8-20
1362
El Dorado
2 mi e Placerville (ridge near Institute of Forest Genetics)
822
Comment
SBBG67860
Rafinesquia neomexicana
J. R. and R. C. Robbins
1930-3-26
San Bernardino
NE Mojave Desert
Comment
UC747441
Ranunculus alismifolius var. alismellus
G. Thomas Robbins
1945-7-8
2050
El Dorado
near Velma Lakes (meadow along Velma Lakes trail); Desolation Valley Wilderness Area
2438
Comment
CAS-BOT-BC379447
Ranunculus alismifolius var. hartwegii
G. Thomas Robbins
1945-7-1
2017
El Dorado
near Lyons Creek on road about 4 mi S of Wrights Lake
2042
Comment
CAS-BOT-BC379176
Ranunculus aquatilis var. aquatilis
G. Thomas Robbins
1945-5-20
1942
El Dorado
New York Creek, about 2.5 mi S of Salmon Falls
152
Comment
UC747384
Ranunculus aquatilis var. capillaceus
G. Thomas Robbins
1945-5-20
1942
El Dorado
about 2 1/2 mi s Salmon Falls; New York Creek
152
Comment
UCD95864
Ranunculus aquatilis var. diffusus
Robbins; Raynor
1943-6-1
s.n.
Modoc
Corporation Ranch near Likely.
Comment
POM312419
Ranunculus bongardii
G. Thomas Robbins, S. Galen Smith
1950-4-15
1907
Colusa
Colusa County: In wet mud and vernal pool, Bear Valley
Comment
UC1084358
Ranunculus californicus
G. Thomas Robbins
1937-3-26
17
Sonoma
meadow near Wright School (on hwy to Sebastopol)
Comment
GH369796
Ranunculus eschscholtzii
G. T. Robbins
1944-7-29
1813
Unknown
on ridge between Lake Lois and Lake Schmidell, Desolation Valley Wilderness Area
2590
Comment
UC907709
Ranunculus eschscholtzii
G. Thomas Robbins
1944-7-29
1813
El Dorado
on ridge between Lake Lois and Lake Schmidell; Desolation Valley Wilderness Area
2590
Comment
POM268966
Ranunculus eschscholtzii
G. Thomas Robbins
1944-7-29
1813
El Dorado
Moist ground in shady hemlock fir woods on ridge betw Lake Lois and Lake Schmidell, Desolation Valley Wilderness.
2591
Comment
UC1101375
Ranunculus lobbii
G. T. Robbins and S. Galen Smith
1950-3-11
1904
Marin
ca 1 mi s Olema (vernal pool)
Comment
UC747454
Ranunculus occidentalis
G. Thomas Robbins
1945-4-22
1850
El Dorado
about 2 1/2 mi e Shingle Springs
457
Comment
UC747451
Ranunculus occidentalis
G. Thomas Robbins
1943-3-27
969
El Dorado
3 mi e Placerville (w edge of Institute of Forest Genetics)
762
Comment
SEINET195474
Ranunculus occidentalis var. eisenii
G. T. Robbins
1945-4-22
1850
El Dorado
Ca 2.5 mi E of Shingle Springs
457
Comment
UC1084433
Ranunculus orthorhynchus var. bloomeri
G. Thomas Robbins
1940-3-21
291
Sonoma
2-3 mi se Windsor (on Pleasant Ave. road)
Comment
UC747420
Ranunculus orthorhynchus var. orthorhynchus
G. Thomas Robbins
1944-5-7
1586
El Dorado
about 5 mi s Pollock Pines (in and along stream near Sly Park meadow)
1005
Comment
UC1084417
Ranunculus pusillus
G. Thomas Robbins
1937-5-23
181
Sonoma
vernal pool near Wright School (between Santa Rosa and Sebastopol)
Comment
UC639127
Ranunculus pusillus
G. Thomas Robbins
1937-5-23
181
Sonoma
near Wright School (on hwy between Santa Rosa and Sebastopol, edge of vernal pool)
Comment
POM269796
Ranunculus pusillus
G. Thomas Robbins
1937-5-23
181
Sonoma
edge of vernal pool, near Wright School on Hwy betw Santa Rosa and Sepastopol
Comment
SD165247
Raphanus sativus
Jolynn Robbins
2004-7-5
13
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
JEPS22040
Reseda luteola
G. Thomas Robbins
1958-7-4
3889
Alameda
about 1/4 mi s of East Creek Slough (at ne edge of San Leandro Bay, Oakland); Oakland, San Leandro Bay
Comment
CAS-BOT-BC427543
Reseda luteola
G. Thomas Robbins
1958-7-4
3889
Alameda
At the northeast edge of San Leandro Bay, about 1/4 mile south of East Creek Slough, Oakland.
Comment
UCD116489
Reseda luteola
G. Thomas Robbins
1958-7-4
3889
Alameda
At the NE edge of San Leandro Bay, about 1/4 mile S of East Creek Slough, Oakland.
Comment
UC746927
Rhamnus californica
G. Thomas Robbins
1944-4-14
1539
Marin
immediately w Hamilton Field Air Base
30
Comment
UC746929
Rhamnus crocea
G. Thomas Robbins with J. T. Howell
1944-4-13
1494
Marin
2-3 mi w Hamilton Field Air Base; Big Rock Ridge
426
Comment
CAS-BOT-BC59948
Rhamnus crocea
G. Thomas Robbins
1944-4-13
1494
Marin
On Big Rock Ridge, 2-3 mi. w. of Hamilton Field Air Base.
426
Comment
CAS-BOT-BC55965
Rhamnus ilicifolia
G. Thomas Robbins
1945-4-22
1849
El Dorado
2-3 mi. NW of Shingle Springs
457
Comment
UC746914
Rhamnus ilicifolia
G. Thomas Robbins
1945-4-22
1849
El Dorado
2-3 mi nw Shingle Springs
457
Comment
UC746926
Rhamnus ilicifolia
G. Thomas Robbins
1944-4-23
1548
El Dorado
near Slab Creek junction with South Fork American River (slope above Slab Creek)
609
Comment
UC907666
Rhamnus purshiana
G. Thomas Robbins
1932-6-5
1124
El Dorado
about 3 mi e Camino (above North Fork Webber Creek)
1036
Comment
UC907683
Rhamnus rubra
G. Thomas Robbins
1944-5-21
1620
El Dorado
about 3 mi e Camino (e-facing canyon slope of North Fork of Webber Creek); North Fork of Webber Creek
914
Comment
A362990
Rhododendron columbianum
G. T. Robbins
1943-7-25
1288
Unknown
Common around shore of small lake on rocky slopes above eastern shore of Medley Lakes Reservoir, Desolation Valley Primitive Area
2590
Comment
UC1084452
Rhododendron occidentale
G. Thomas Robbins
1937-5-23
204
Sonoma
10 mi w of Santa Rosa (Vine Hill Region, Pitkin Ranch); Vine Hill Region, Pitkin Ranch
Comment
UC747655
Rhododendron occidentale
G. Thomas Robbins
1943-6-6
1132
El Dorado
4-5 mi ne of Camino (near Mace Road on Michegan-California Company Railway)
Comment
CAS-BOT-BC199731
Rhododendron occidentale var. californicum
G. Thomas Robbins
1943-6-6
1132
El Dorado
Near Mace Road at Michigan-California Co. railroad, 4-5 mi. NE of Camino
975
Comment
CAS-BOT-BC200685
Rhus aromatica
G. Thomas Robbins
1945-5-18
1916
El Dorado
Above Smithflat
731
Comment
GH347195
Rhus trilobata
G. T. Robbins
1945-5-18
1916
Unknown
on hillside above Smithflat
731
Comment
UC747311
Rhus trilobata
G. Thomas Robbins
1945-5-18
1916
El Dorado
on hillside above Smithflat
731
Comment
UC747346
Ribes amarum
G. Thomas Robbins
1943-6-20
1197
El Dorado
4-5 mi nw Pollock Pines (along road to powerhouse, n-facing canyon wall); South Fork American River
914
Comment
UC747378
Ribes amarum
G. Thomas Robbins
1943-4-20
1012
El Dorado
ca. 3 mi e Camino; North Fork Webber Creek
1036
Comment
UC747338
Ribes californicum
G. Thomas Robbins
1945-5-5
1871
Marin
2-3 mi w Hamilton Field Air Base (valley flat at n foot of Big Rock Ridge); Big Rock Ridge
0
Comment
GH380078
Ribes cereum
G. T. Robbins
1944-6-17
1702
Unknown
about 1 mi. e. of Pyramid Ranger Station
1676
Comment
UC747333
Ribes cereum
G. Thomas Robbins
1945-8-12
2138
El Dorado
along trail to Freel Peak (slopes w of High Meadow)
2286
Comment
UC747359
Ribes cereum
G. Thomas Robbins
1945-10-6
2149
Lassen
summit Crater Lake Mt. (above lake); Lassen National Forest
2194
Comment
UC747375
Ribes cereum
G. Thomas Robbins
1944-6-17
1702
El Dorado
about 1 mi e Pyramid Ranger Station
1676
Comment
JEPS15562
Ribes lobbii
G. Thomas Robbins with L. R. Heckard
1956-7-25
3718
Colusa
about 50 yards below summit Snow Mt. West (ridge between east and west peaks of Snow Mt.); Snow Mt.
2133
Comment
UC747326
Ribes menziesii
G. Thomas Robbins
1944-4-14
1525
Marin
about 3 mi w Hamilton Field Air Base (n slope of Big Rock Ridge)
60
Comment
A380530
Ribes montigenum
G. T. Robbins
1945-7-8
2049
Unknown
along trail near Velma Lakes, Desolation Valley Wilderness Area
2438
Comment
UC747327
Ribes montigenum
G. Thomas Robbins
1944-7-29
1814
El Dorado
on slope n and above Lake Lois; Desolation Valley Wilderness Area
2590
Comment
UC747332
Ribes montigenum
G. Thomas Robbins
1945-7-8
2049
El Dorado
Near Velma Lakes, Desolation VAlley Wilderness Area
2438
Comment
A380620
Ribes nevadense
G. T. Robbins
1944-6-17
1701
Unknown
about 1 mi. e. of Pyramid Ranger Station
1676
Comment
UC747371
Ribes nevadense
G. Thomas Robbins
1943-4-22
1023
El Dorado
3 mi e Camino; North Fork Webber Creek
914
Comment
UC747380
Ribes nevadense
G. Thomas Robbins
1943-6-27
1217
El Dorado
ridge above Echo Summit Pass (about 3/4 mi s of U.S. Highway 50)
2438
Comment
UC747167
Ribes roezlii
G. Thomas Robbins
1944-4-23
1565
El Dorado
about 4 mi n Camino (along Chute Camp Road above river); South Fork American River
762
Comment
UC747349
Ribes roezlii
G. Thomas Robbins
1943-7-23
1280
El Dorado
3 mi e Camino (C.C.C. Camp Snowline)
1036
Comment
UC747388
Ribes roezlii
G. Thomas Robbins
1943-6-27
1235
El Dorado
w Echo Summit Pass (along U.S. Highway 50 near road to Audrain Lake)
2194
Comment
UCD102468
Ribes roezlii
Robbins; Raynor
1943-6-1
s.n.
Plumas
Belden.
Comment
UCSB2663
Ribes sanguineum var. glutinosum
Robbins, G.
1937-4-4
Alameda
Strawberry Creek Canyon; University of California Campus
Comment
CAS-BOT-BC168751
Ribes victoris
G. Thomas Robbins
1944-4-14
1525
Marin
Small stream on north slope of Big Rock Ridge, about 3 mi. w. of Hamilton Field Air Base
91
Comment
SEINET195655
Ribes viscosissimum
G. T. Robbins
1945-7-1
2033
El Dorado
Wrights Lake; along Twin Lakes trail 1-1.5 miles northeast of Wright's Lake nine miles north of US Hwy 50
2286
Comment
UC747360
Ribes viscosissimum
G. Thomas Robbins
1943-6-27
1232
El Dorado
s Echo Summit Pass
2225
Comment
A381011
Ribes viscosissimum var. hallii
G. T. Robbins
1945-7-1
2033
Unknown
along Twin Lakes trail, 1-1 1/2 mi. NE of Wrights Lake, 9 mi n. of U. S. Highway 50
2286
Comment
JEPS14591
Rigiopappus leptocladus
G. Thomas Robbins with Peter H. Raven
1956-4-28
3679
El Dorado
along Georgetown-Greenwood Road 2 mi w Greenwood (8.3 mi w of Georgetown)
502
Comment
JEPS8067
Rigiopappus leptocladus
G. Thomas Robbins, Lawrence R. Heckard
1953-5-31
3552 A
Tulare
on road to Eshom Valley 3.8 mi se Badger; just e of Sequoia National Forest boundary
1005
Comment
UC700315
Romanzoffia californica
G. Thomas Robbins
1944-4-14
1521
Marin
ca. 3 mi. w. Hamilton Field (on n.-facing slope of Big Rock Ridge); Big Rock Ridge
60
Comment
UC1084381
Rorippa
G. Thomas Robbins
1937-4-11
81
San Mateo
along Skyline Boulevard near County Jail (s of San Francisco); s of San Francisco
Comment
UCD115244
Rorippa austriaca
Robbins; Raynor
1943-6-1
s.n.
Modoc
Corporation Ranch in Likely.
Comment
UC747370
Rorippa nasturtium-aquaticum
G. Thomas Robbins
1944-5-16
1610
El Dorado
about 3 mi e Camino (meadow above North Fork Webber Creek); North Fork Webber Creek, e of Camino
914
Comment
CAS-BOT-BC146427
Rosa bridgesii
G. Thomas Robbins
1944-6-3
1652
El Dorado
Along U. S. Highway 50, 3 mi. e. of Camino
1036
Comment
UC746978
Rosa bridgesii
G. Thomas Robbins
1944-6-3
1652
El Dorado
along U. S. Highway 50, 3 mi E of Camino
1036
Comment
SEINET195659
Rosa gymnocarpa
G. Thomas Robbins
1944-6-3
1651
El Dorado
Shady Ponderosa pine-White Fir woods along U. S. Highway 50, three miles east of Camino,
1036
Comment
UC746996
Rosa gymnocarpa
G. Thomas Robbins
1943-5-23
1079
El Dorado
3 mi e Camino; North Fork Webber Creek
914
Comment
UCSB2918
Rosa gymnocarpa
Robbins, G.
1937-5-16
Alameda
Strawberry Creek Canyon, Berkeley Hills, University of California Campus
Comment
CAS-BOT-BC148277
Rosa woodsii var. ultramontana
G. Thomas Robbins
1945-8-12
2146
El Dorado
Along road to High Meadow, 6-8 mi. SE of Lake Tahoe
2133
Comment
UC747255
Rosa woodsii var. ultramontana
G. Thomas Robbins
1945-8-12
2146
El Dorado
6-8 mi. SE of Lake Tahoe
2133
Comment
UC481485
Rubus parviflorus
Wilfred Robbins
1927-8-5
El Dorado
Sly Park
Comment
UC747001
Rubus parviflorus
G. Thomas Robbins
1943-6-20
1200
El Dorado
along road to powerhouse 4-5 mi nw Pollock Pines; South Fork American River, nw of Pollock Pines
914
Comment
CAS-BOT-BC158729
Rubus ursinus
G. Thomas Robbins
1945-6-17
1996
El Dorado
Along Camp Creek near Baltic Peak
1036
Comment
UCSB2947
Rubus ursinus
Robbins, G.
1937-5-16
Alameda
Strawberry Creek Canyon, Berkeley Hills, University of California Campus
Comment
SBBG60792
Rudbeckia californica
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd, Mono-Tuolumne County line
1828
Comment
UCD101331
Rumex lacustris
Robbins; Raynor
1943-6-1
s.n.
Lassen
Madeline.
Comment
JEPS22044
Rumex salicifolius var. crassus
G. Thomas Robbins
1958-6-25
3883
Marin
w end Rodeo Lagoon
Comment
UC964835
Ruppia cirrhosa
G. Thomas Robbins
1950-4-5
3312
Inyo
Badwater; Death Valley National Monument
-85
Comment
CAS-BOT-BC445658
Sagittaria cuneata
G. Thomas Robbins
1956-9-10
3765
Amador
Just to the south of Carson Spur, along State Highway 88
2435
Comment
CAS-BOT-BC445659
Sagittaria cuneata
G. Thomas Robbins
1956-9-10
3765
Amador
Just to the south of Carson Spur, along State Highway 88
2435
Comment
CAS-BOT-BC445639
Sagittaria cuneata
G. Thomas Robbins
1943-8-15
1337
El Dorado
North of Wrights Lake
2286
Comment
SD51813
Salicornia depressa
G. Thomas Robbins
1959-6-12
4110
Alameda
Saling depressions ca. 0.25 mile north of west end of Depot Road, just east of the American Salt Company evaporating ponds.
Comment
UC1179255
Salicornia europaea
G. T. Robbins
1959-7-12
4110
Alameda
about 0.75 mi s Russell (and about 1.75 mi w of Mount Eden, about 0.25 mi n of w end of Depot Road, just e of American Salt Company evaporating ponds, shore of bay); San Francisco Bay
1
Comment
POM313498
Salicornia maritima
G. Thomas Robbins
1959-7-12
4110
Alameda
Saline depression about 0.25 mile N of west end of Depot Road, just E of the American Salt Company evaporating ponds, shore of San Francisco Bay, about 1.75 miles W of Mt. Eden Station and about 0.75 mile S of Russell.
2
Comment
UCD99142
Salicornia rubra
G. Thomas Robbins
1959-9-27
4167
Alameda
Edge of San Francisco Bay, about one-fourth mile east of San Francisco-Oakland Bay Bridge Toll Plaza, Oakland.
Comment
JEPS22092
Salicornia virginica
G. Thomas Robbins
1958-7-19
3904
Contra Costa
about 0.75 mi s Pt. San Pablo, Potrero San Pablo, Richmond; San Francisco Bay, Point Orient
Comment
CAS-BOT-BC103472
Salix eastwoodiae
G. Thomas Robbins
1945-7-1
2030
El Dorado
on slope e. and above Island Lake, ca. 4 mi. NE of Wrights Lake, 9 mi. n. of U.S. Highway 50
2590
Comment
CAS-BOT-BC103491
Salix eastwoodiae
G. Thomas Robbins
1943-7-25
1295
El Dorado
slopes above Medley Lakes (reservoir), Desolation Valley Wilderness Area
2590
Comment
JEPS25075
Salix exigua
G. Thomas Robbins
1959-2-23
3959
Alameda
w San Lorenzo (along S. Pacific R.R. near w end of Lewelling Blvd., and along Lewelling Blvd. for ca. 1/4 mi e of R.R. tracks)
3
Comment
CAS-BOT-BC104041
Salix hindsiana
G. Thomas Robbins
1945-5-15
1906
El Dorado
along railroad right-of-way, 1/2 mi. e. of [Smithflat] Smith Flat
701
Comment
UC1084372
Salix laevigata
G. Thomas Robbins
1937-3-27
43
Sonoma
Santa Rosa Creek Santa Rosa, Santa Rosa Creek
Comment
UC907764
Salix lasiolepis
G. Thomas Robbins
1944-6-11
1678
El Dorado
Riverton South Fork American River (along bank of river)
975
Comment
UC746968
Salix scouleriana
G. Thomas Robbins
1944-6-17
1700
El Dorado
ca. 1 mi. e. Pyramid Ranger Station (slope above U.S. Hwy. 50)
1676
Comment
UC1084371
Salix sitchensis
G. Thomas Robbins
1937-3-26
41
Sonoma
creek near Bodega Bay Bodega Bay
Comment
SD165190
Salvia apiana
Jolynn Robbins
2004-7-5
22
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
JEPS8044
Salvia dorrii var. dorrii
G. Thomas Robbins with L. Constance, R. Bacigalupi, G. W. Gillett, and L. R. Heckard
1952-5-1
3491
Inyo
Leadfield; Death Valley National Monument, Titus Canyon
1645
Comment
JEPS7934
Salvia funerea
G. Thomas Robbins
1952-5-1
3507
Inyo
Titus Canyon; Death Valley National Monument, Grapevine Mountains
883
Comment
GH403497
Salvia sonomensis
G. T. Robbins
1944-4-30
1571
Unknown
slopes above South Fork Webber Creek, 3-4 miles northeast of Newtown
762
Comment
A386113
Sambucus nigra subsp. caerulea
G. T. Robbins
1942-9-24
915
Unknown
Insitute of Forest Genetics, 3 miles east of Placerville
762
Comment
CAS-BOT-BC238636
Sambucus nigra subsp. caerulea
G. Thomas Robbins
1942-9-24
915
El Dorado
Near Institute of Forest Genetics, 3 mi. e. of Placerville
762
Comment
SD165243
Sambucus nigra subsp. caerulea
Jolynn Robbins
2004-7-5
15
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
GH386227
Sambucus racemosa
G. T. Robbins
1945-8-12
2137
Unknown
above outlet stream of Starr Lake along trail to Freel Peak
2743
Comment
UC747067
Sambucus racemosa var. microbotrys
G. Thomas Robbins
1945-8-12
2137
El Dorado
slopes above outlet stream of Starr Lake (along trail to Freel Peak)
2743
Comment
CAS-BOT-BC235097
Sambucus racemosa var. racemosa
G. Thomas Robbins
1943-7-25
1301
El Dorado
Along trail to Echo Lake, about 1 mi. SE of Desolation Valley Wilderness Area
2438
Comment
UC747256
Sanguisorba minor subsp. muricata
G. Thomas Robbins
1944-5-5
1584
El Dorado
about 3 mi e Placerville (near Institute of Forest Genetics); near Institute of Forest Genetics
762
Comment
POM196058
Sanicula bipinnata
L. F. Robbins
1928-3-18
s.n.
Napa
Putah Canyon.
Comment
UC1084385
Sanicula bipinnatifida
G. Thomas Robbins
1937-4-11
91
San Mateo
near Spring Valley Lakes (along road to Woodside)
Comment
UC747222
Sanicula bipinnatifida
G. Thomas Robbins
1943-4-6
979
El Dorado
2 1/2 mi e of Placerville (at s edge of Institute of Forest Genetics); Institute of Forest Genetics
822
Comment
UCD127944
Sanicula bipinnatifida
W. W. Robbins
1926-4-17
534
Lassen
Grass Valley.
Comment
UC1084406
Sanicula crassicaulis
G. Thomas Robbins
1937-4-17
117
Contra Costa
near Point Richmond
Comment
UC746905
Sanicula crassicaulis
G. Thomas Robbins
1944-5-28
1637
El Dorado
1-2 mi from confluence of Long Creek with South Fork American River; Long Creek
762
Comment
UC746906
Sanicula crassicaulis
G. Thomas Robbins
1944-4-14
1534
Marin
about 3 mi w of Hanmilton Field Air Base (on Big Rock Ridge); Big Rock Ridge
365
Comment
UC746910
Sanicula crassicaulis
G. Thomas Robbins
1943-4-30
1058
El Dorado
3 mi e of Placerville (near Institute of Forest Genetics)
762
Comment
UC746907
Sanicula laciniata
G. Thomas Robbins
1944-4-14
1533
Marin
about 3 mi w of Hamilton Field Air Base (on Big Rock Ridge); Big Rock Ridge
365
Comment
UC747226
Sanicula tuberosa
G. Thomas Robbins
1945-7-1
2029
El Dorado
1 1/2 mi e of Wrights Lake (on trail to Grouse Lake, 9 mi n of U.S. Highway 50)
2286
Comment
JEPS8454
Sarcostemma hirtellum
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3506
Inyo
Titus Canyon Grapevine Mts., Death Valley Nat'l Monument, Titus Canyon
883
Comment
SEINET13947740
Satureja douglasii
G. Thomas Robbins
1940-1
310
Unknown
Sunset District, San Francisco
Comment
UC1084489
Satureja douglasii
G. Thomas Robbins
1940-5-15
310
San Francisco
sand hills of Sunsut District San Francisco
Comment
GH381079
Saxifraga aprica
G. T. Robbins
1945-7-1
2025
Unknown
along trail to Grouse Lake, 1 1/2 miles east of Wrights Lake
2286
Comment
UC747325
Saxifraga aprica
G. Thomas Robbins
1945-7-1
2025
El Dorado
1 1/2 mi e of Wrights Lake (along trail to Grouse Lake)
2286
Comment
GH381087
Saxifraga bryophora
G. T. Robbins
1944-7-30
1826
Unknown
along trail to Smith Lake, ca. two miles east
2438
Comment
UC747166
Saxifraga bryophora
G. Thomas Robbins
1943-8-15
1346
El Dorado
2 1/2 mi ne of Wrights Lake (at edge of Grouse Lake); Grouse Lake
2438
Comment
GH381108
Saxifraga californica
G. T. Robbins
1944-4-23
1554
Unknown
on canyon side above South Fork American River, about five miles north of Camino
762
Comment
UC747329
Saxifraga californica
G. Thomas Robbins
1944-4-23
1555
El Dorado
about 5 mi n of Camino; South Fork American River
762
Comment
UC747343
Saxifraga californica
G. Thomas Robbins
1943-4-25
1030
El Dorado
3 mi e of Camino (above North Fork Webber Creek); North Fork Webber Creek
975
Comment
UC1084447
Saxifraga integrifolia
G. Thomas Robbins
1940-3-23
305
Sonoma
near Wright School (along Sebastopol - Santa Rosa Highway)
Comment
GH381214
Saxifraga tolmiei
G. T. Robbins
1944-7-29
1807
Unknown
Desolation Valley Wilderness Area
2651
Comment
UC747336
Saxifraga tolmiei
G. Thomas Robbins
1943-9-5
1387
El Dorado
near summit of Dick's Pass
2895
Comment
UC747374
Saxifraga tolmiei
G. Thomas Robbins
1944-7-29
1807
El Dorado
above Lake Schmidell (Red Peak, Rockbound Valley, Desolation Valley Wilderness Area); Desolation Valley Wilderness Area, Red Peak, Rockbound Valle
2651
Comment
SD158240
Schinus molle
Jolynn Robbins
2004-4-5
4
San Diego
Damon Lane County Park in El Cajon. South on Jamacha, right on Fury. Right on Wieghorst, left on Calle Albara.
68
Comment
SEINET10301447
Schoenoplectus pungens
G. T. Robbins
1950-5-13
3350
San Luis Obispo
Along west shore of Oso Flaco Lake
Comment
CAS-BOT-BC22415
Scirpus congdonii
G. T. Robbins
1956-9-8
3749
El Dorado
moist meadow just beyond the northeast edge of Wrights Lake
2133
Comment
JEPS15690
Scirpus microcarpus
G. Thomas Robbins
1956-9-10
3767
Amador
at margin of small pond just to the s Carson Spur (along State Highway 88); s of Carson Spur
2435
Comment
CAS-BOT-BC110886
Scirpus microcarpus
Guy Thomas Robbins
1956-9-10
3767
Amador
Small pond just to the south of Carson Sour, along State Highway 88
2435
Comment
JEPS88954
Scirpus microcarpus
G. Thomas Robbins with John Dawson and Bob Ornduff
1956-10-6
3789
Monterey
about one mi below U.S. Forest Service China Camp Ground (Miller Canyon (headwaters of Miller Fork of Carmel River)); Santa Lucia Range, Miller Fork Carmel River, Miller Canyon
1158
Comment
UC964802
Scirpus pungens
G. Thomas Robbins
1950-5-13
3350
San Luis Obispo
marshy borders along w shore Oso Flaco Lake
Comment
JEPS7785
Scrophularia californica subsp. floribunda
G. Thomas Robbins and Lawrence R. Heckard
1953-5-29
3535
Tulare
3 mi e Springville (above Middle Fork Tule River)
457
Comment
SD185945
Scrophularia californica subsp. floribunda
Jolynn Robbins
2006-4-9
45
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
GH402001
Scutellaria californica
G. T. Robbins
1943-7-6
1241
Unknown
North Fork Webber Creek, about 3 miles east of Camino
1005
Comment
JEPS8288
Scutellaria tuberosa
G. Thomas Robbins, Lawrence R. Heckard
1953-6-1
3564
Fresno
4.5 mi se of Auberry; Bald Mountain
914
Comment
UC747566
Scutellaria tuberosa
G. Thomas Robbins
1944-4-14
1511
Marin
2-3 mi w of Hamilton Field Air Base (n slope of Big Rock Ridge); Big Rock Ridge
152
Comment
CAS-BOT-BC417775
Sedella pumila
G. Thomas Robbins
1943-4-28
1044
El Dorado
At the Institute of Forest Genetics, 3 mi. E of Placerville
822
Comment
RSA422247
Sedella pumila
L. F. Robbins
1927-5-6
s.n.
El Dorado
Near Placerville.
Comment
CAS-BOT-BC64226
Sedum obtusatum
G. Thomas Robbins
1944-7-28
1780
El Dorado
Along Willow Flat Trail, 3-4 mi. NE of Wrights Lake
2438
Comment
UC747400
Sedum rosea subsp. integrifolium
G. Thomas Robbins
1945-7-1
2031
El Dorado
about 4 mi ne Wrights Lake (above Island Lake, 9 mi n of U.S. Highway 50); ne of Wrights Lake, above Island Lake
2590
Comment
UC747401
Sedum rosea subsp. integrifolium
G. Thomas Robbins
1944-7-28
1791
El Dorado
immediately e Rockbound Pass (Desolation Valley Wilderness Area); , e of Rockbound Pass
2590
Comment
CAS-BOT-BC59084
Sedum spathulifolium
G. Thomas Robbins
1944-4-23
1564
El Dorado
Chute Campe Road, on Canyon side above South Fork American River, about 4 miles north of Camino.
762
Comment
UC964849
Selaginella hansenii
G. Thomas Robbins
1944-4-23
1547
El Dorado
ca. 5 mi n Camino (along Slab Creek near juncture with S. Fork American River)
609
Comment
CAS-BOT-BC62111
Selaginella hansenii
G. Thomas Robbins
1944-4-23
1547
El Dorado
along Slab Creek near its juncture with South Fork American River, about 5 mi. n. of Camino
609
Comment
UC747173
Senecio aronicoides
G. Thomas Robbins
1943-4-25
1033
El Dorado
about 3 mi e Camino (slope above North Fork Webber Creek); North Fork Webber Creek
975
Comment
UC747214
Senecio aronicoides
G. Thomas Robbins
1944-4-14
1528
Marin
about 3 mi w Hamilton Field Air Base (near summit Big Rock Ridge); near summit Big Rock Ridge
304
Comment
CAS-BOT-BC363293
Senecio aronicoides
G. Thomas Robbins
1943-4-25
1033
El Dorado
On canyon slope above North Fork Webber Creek, about 3 mi. e. of Camino
975
Comment
SBBG62592
Senecio flaccidus var. douglasii
J. R. and R. C. Robbins
1932-6-7
Tulare
Sequoia Nat Park Rd
304
Comment
UC907774
Senecio fremontii var. occidentalis
G. Thomas Robbins
1945-8-12
2119
El Dorado
se of Lake Tahoe (on w flank of Jobs Sister peak); Jobs Sister
3048
Comment
SBBG62724
Senecio integerrimus
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
UC747185
Senecio integerrimus var. major
G. Thomas Robbins
1943-6-4
1117
El Dorado
3 to 4 mi s Kyburz (near Sacramento Box Co. sawmill (China Flat), on slope above Silver Fork American River); Silver Fork American River
1371
Comment
UC907749
Senecio integerrimus var. major
G. Thomas Robbins
1945-7-8
2051
El Dorado
near Velma Lakes; Desolation Valley Wilderness Area
2438
Comment
CAS-BOT-BC364001
Senecio integerrimus var. major
G. Thomas Robbins
1943-6-4
1117
El Dorado
On slope above Silver Fork American River near Sacramento Box Co. sawmill (China Flat), 3-4 mi. s. of Kyburz
1371
Comment
CAS-BOT-BC364006
Senecio integerrimus var. major
G. Thomas Robbins
1945-7-8
2051
El Dorado
Along trail near Velma Lakes
2438
Comment
JEPS25002
Senecio jacobaea
G. Thomas Robbins
1958-8-13
3926
Mendocino
Mendocino City
Comment
JEPS7931
Senecio mohavensis
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3510
Inyo
lower reaches Titus Canyon; Death Valley National Monument, Grapevine Mountains, lower r
701
Comment
UC747148
Senecio triangularis
G. Thomas Robbins
1943-8-15
1340
El Dorado
along small stream above Grouse Lake (2 1/2 mi ne of Wright's Lake); along small stream above Grouse Lake
2438
Comment
RSA32359
Senecio triangularis
G. Thomas Robbins
1943-8-15
1340
El Dorado
Small stream above Grouse Lake, 2 1/2 miles northeast of Wrights Lake.
2439
Comment
UC747210
Senecio triangularis
G. Thomas Robbins
1943-7-25
1307
El Dorado
along Desolation Valley trail above Tamarack Lake (about 2 mi nw of Echo Lake); Desolation Valley trail above Tamarack Lake
2286
Comment
CAS-BOT-BC364738
Sericocarpus oregonensis subsp. californicus
G. Thomas Robbins
1945-8-5
2086
El Dorado
Along north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment
UC747140
Sericocarpus oregonensis subsp. californicus
G. Thomas Robbins
1945-8-5
2086
El Dorado
along north shore of Rockbound Lake, Rockbound Valley Desolation Valley Wilderness Area, Rockbound Valley
2011
Comment
CAS-BOT-BC364737
Sericocarpus oregonensis subsp. californicus
G. Thomas Robbins
1943-8-21
1364
El Dorado
In Eddy Arboretum, Institute of Forest Genetics, 3 mi. e. of Placerville
822
Comment
UC747253
Sibbaldia procumbens
G. Thomas Robbins
1943-7-25
1292
El Dorado
slopes above and e Medley Lakes (Reservoir); Desolation Valley Wilderness Area
2590
Comment
GH420825
Sidalcea asprella
G. T. Robbins
1943-5-4
1068
Unknown
Institute of Forest Genetics, 3 miles east of Placerville
822
Comment
SBBG71463
Sidalcea glaucescens
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
UC746934
Sidalcea glaucescens
G. Thomas Robbins
1944-7-28
1779
El Dorado
3 mi ne Wrights Lake (rocky slope along Willow Flat Trail); along Willow Flat Trail, ne of Wrights Lake
2438
Comment
UC747479
Sidalcea glaucescens
G. Thomas Robbins
1944-7-28
1779
El Dorado
3-4 mi ne Wrights Lake (rocky slope along Willow Flat Trail); along Willow Flat Trail, ne of Wrights Lake
2438
Comment
UC746932
Sidalcea hirsuta
G. Thomas Robbins
1943-7-8
1252
El Dorado
about 3 mi e of Camino (above North Fork Webber Creek)
975
Comment
UC746933
Sidalcea malviflora subsp. asprella
G. Thomas Robbins
1945-5-20
1931
El Dorado
near Simpson's Ranch (on bank above Sweetwater Creek); above Sweetwater Creek, near Simpson's Ranch
182
Comment
OBI12311
Sidalcea malviflora subsp. laciniata
G. Thomas Robbins, John Weiler
1959-5-23
4028
Contra Costa
On the W side of Brooks Island, San Francisco Bay, Richmond
Comment
UC1084384
Sidalcea malviflora subsp. malviflora
G. Thomas Robbins
1937-4-11
90
San Mateo
along road to Woodside (above San Mateo); , rd to Woodside
Comment
CAS-BOT-BC384442
Silene antirrhina
G. Thomas Robbins
1944-6-9
1666
El Dorado
Near Institute of Forest Genetics, 3 mi. e. of Placerville
792
Comment
UC746902
Silene bridgesii
G. Thomas Robbins
1944-6-29
1744
El Dorado
ca 3 mi e Camino (along North Fork Webber Creek); , e of Camino
914
Comment
UC746834
Silene californica
G. Thomas Robbins
1944-4-23
1558
El Dorado
ca 4 mi nw Camino (along Chute Camp Road above Iowa Creek); above Iowa Creek, nw of Camino
762
Comment
CAS-BOT-BC385904
Silene douglasii
G. Thomas Robbins
1944-7-28
1775
El Dorado
Willow Flat Trail, 3 mi. NE of Wrights Lake
2286
Comment
CAS-BOT-BC389032
Silene laciniata subsp. californica
G. Thomas Robbins
1944-4-23
1558
El Dorado
Along Chute Camp Road above Iowa Creek, ca. 4 mi. NW of Camino
762
Comment
UCD99007
Silene laciniata subsp. californica
W. W. Robbins
1926-4-17
515
Nevada
Grass Valley.
Comment
OBI19460
Silene laciniata subsp. laciniata
G. Thomas Robbins, John Weiler
1959-8-8
4145
San Luis Obispo
About 1.5 mi SE of Oso Flaco Lake
15
Comment
JEPS25259
Silene laciniata subsp. major
G. Thomas Robbins with John Weiler
1959-8-8
4145
San Luis Obispo
about 1 1/2 mi se Oso Flaco Lake; se of Oso Flaco Lake
15
Comment
RSA152182
Silene laciniata subsp. major
G. Thomas Robbins, John Weiler
1959-8-8
4145
San Luis Obispo
About 1.5 miles SE of Oso Flaco Lake.
15
Comment
UC746838
Silene lemmonii
G. Thomas Robbins
1943-6-5
1120
El Dorado
3-4 mi s Kyburz (near Sacramento Box Co. sawmill (China Flat), above Silver Fork American River); above Silver Fork American River, s of Kyburz
1371
Comment
UC746903
Silene lemmonii
G. Thomas Robbins
1944-6-7
1659
El Dorado
ca 3 mi e Camino (above North Fork Webber Creek); , e of Camino
914
Comment
CAS-BOT-BC389547
Silene nuda
G. Thomas Robbins
1943-6-13
1171
El Dorado
Along road to Park Creek, ca. 2 mi. w. of Park Creek
1219
Comment
SEINET195651
Silene nuda
G. Thomas Robbins
1943-6-13
1171
El Dorado
Along road to Park Creek ca. two miles west of Park Creek.
1219
Comment
CAS-BOT-BC389610
Silene sargentii
G. Thomas Robbins
1943-9-5
1371
El Dorado
On summit of Mt. Tallac
2956
Comment
JEPS25117
Sinapis arvensis
G. Thomas Robbins
1959-3-22
3962
Alameda
near corner of Park Street and Watts Street (Emeryville); Emeryville
7
Comment
OBI15167
Sinapis arvensis
G. Thomas Robbins
1959-3-22
3962
Alameda
Vacant lot near the corner of Park and Watts st, Emeryville
8
Comment
CAS-BOT-BC75101
Sisymbrium altissimum
G. Thomas Robbins
1943-4-28
1040
El Dorado
Western edge of property of Institute of Forest Genetics.
792
Comment
UCD115507
Sisymbrium altissimum
Robbins; Raynor
1943-6-1
s.n.
Modoc
near Likely.
Comment
UC747017
Sisyrinchium bellum
G. Thomas Robbins
1945-4-22
1845
El Dorado
2-3 mi nw of Shingle Springs
457
Comment
UC747022
Sisyrinchium bellum
G. Thomas Robbins
1944-4-14
1535
Marin
2 mi w of Hamilton Field Air Base; Big Rock Ridge
365
Comment
UCSB895
Sisyrinchium bellum
Robbins, G.
1937-4-4
Alameda
Berkeley Hills
Comment
UC1084445
Sisyrinchium californicum
G. Thomas Robbins
1937-5-23
200
Sonoma
10 mi w of Santa Rosa (on Pitkin Ranch); Vine Hill Region
Comment
UC747016
Sisyrinchium californicum
G. Thomas Robbins
1944-5-16
1611
El Dorado
3 mi e of Camino (above North Fork Webber Creek)
914
Comment
UC747020
Sisyrinchium californicum
G. Thomas Robbins
1943-5-23
1082
El Dorado
3 mi e of Camino (along North Fork Webber Creek); North Fork Webber Creek
914
Comment
UC747538
Smilacina racemosa
G. Thomas Robbins
1943-5-23
1078
El Dorado
3 mi e Camino; North Fork Webber Creek
914
Comment
SD188305
Solanum elaeagnifolium
Jolynn Robbins
2006-9-4
57
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
UCD126963
Solanum triflorum
Robbins; Raynor
1943-6-1
s.n.
Modoc
Corporation Ranch, Likely.
Comment
OBI15456
Solidago confinis
G. Thomas Robbins, John Weiler
1959-8-7
4143
San Luis Obispo
NW margin of Oso Flaco Lake
12
Comment
JEPS15682
Solidago elongata
G. Thomas Robbins
1956-9-14
3778
El Dorado
about one-half mi nw Echo Summit (along U.S. Highway 50)
2225
Comment
SD158195
Sonchus asper subsp. asper
Jolynn Robbins
2004-4-19
7
San Diego
Damon Lane County Park in El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
CAS-BOT-BC157268
Sorbus californica
G. Thomas Robbins
1943-7-25
1287
El Dorado
On slopes east of Medley Lakes, Desolation Valley Wilderness Area
2590
Comment
UC747261
Sorbus scopulina var. cascadensis
G. Thomas Robbins
1944-7-28
1771
El Dorado
2 mi n Wrights Lake (Willow Flat Creek along Willow Flat Trail)
2286
Comment
UC747489
Sparganium emersum var. emersum
G. Thomas Robbins
1943-8-15
1338
El Dorado
n of Wrights Lake (8 mi n of U.S. Highway 50)
Comment
JEPS22015
Sparganium erectum subsp. stoloniferum
G. Thomas Robbins
1958-6-14
3865
Alameda
about 1.5 mi n Alvarado (along Mt. Eden Rd)
1
Comment Read comments Sep 25 2008
JEPS22016
Sparganium erectum subsp. stoloniferum
G. Thomas Robbins
1958-6-14
3865
Alameda
about 1.5 mi n Alvarado (along Mt. Eden Rd)
1
Comment
JEPS25109
Spergula arvensis
G. Thomas Robbins
1959-4-5
3972
Alameda
Oakland; vacant lot at corner of 61st St. and Shattuck Ave.
33
Comment
UCD99219
Spergularia macrotheca var. macrotheca
G. Thomas Robbins
1958-6-14
3871
Alameda
near the end of Willow Road, along the road leading west of Plummer Landing, southwest of Newark.
3
Comment
JEPS7991
Sphaeromeria cana
G. Thomas Robbins, Peter H. Raven
1954-7-31
3645
Inyo
upper reaches Lone Pine Canyon (along John Muir Trail between Consultation Lake and Lone Pine Lake); upper reaches Lone Pine Canyon
3352
Comment
UC746911
Sphenosciadium capitellatum
G. Thomas Robbins
1943-9-5
1382
El Dorado
above Gilmore Lake (Mt. Tallac); along trail to Mt. Tallac, above Gilmore Lake
2590
Comment
A345243
Spiraea densiflora
G. T. Robbins
1943-7-25
1318
Unknown
above east shore of upper Echo Lake, along Desolation Valley trail
2286
Comment
UC747260
Spiraea densiflora
G. Thomas Robbins
1945-8-4
2080
El Dorado
n shore Rockbound Lake (Rockbound Valley); Desolation Valley Wilderness Area
2011
Comment
RSA46950
Spiraea densiflora var. splendens
G. Thomas Robbins
1945-8-4
2080
El Dorado
Along N shore of Rockbound Lake. Rockbound Valley. Desolation Valley Wilderness Area.
2012
Comment
UC746960
Spiranthes porrifolia
G. Thomas Robbins
1943-7-8
1251
El Dorado
about 3 mi e Camino (slope above creek); North Fork Webber Creek
975
Comment
UC907675
Stachys ajugoides var. rigida
G. Thomas Robbins
1944-7-6
1749
El Dorado
5 mi s Pollock Pines; Sly Park
975
Comment
UCSB5870
Stachys rigida
Robbins, G.
1937-5-16
Alameda
Berkeley Hills
Comment
UC1057441
Stellaria media
G. Thomas Robbins
1937-3-27
46
Sonoma
Santa Rosa
Comment
JEPS25251
Stephanomeria cichoriacea
G. Thomas Robbins with John Weiler
1959-8-6
Monterey
4.4 mi s Hot Springs Creek crossing (along State Highway 1)
76
Comment
JEPS25261
Stephanomeria exigua subsp. carotifera
G. Thomas Robbins with John Weiler
1959-8-8
4147
San Luis Obispo
1.5 mi se Oso Flaco Lake
15
Comment
JEPS25288
Stephanomeria virgata subsp. pleurocarpa
G. Thomas Robbins with Robert Ornduff and Howard Whisler
1959-10-26
4178
Tuolumne
about one mi e Jacksonville (just w of Kanaka Creek, along State Highway 120 (paralleling Tuolumne River)); Tuolumne River
195
Comment
UC747179
Stephanomeria virgata subsp. pleurocarpa
G. Thomas Robbins
1943-10-16
1400
El Dorado
3 mi e Placerville (along roadway at Institute of Forest Genetics)
762
Comment
POM197071
Streptanthus glandulosus
L. F. Robbins
1927-4-15
s.n.
Napa
[no locality information provided]
Comment
UC747405
Streptanthus glandulosus subsp. pulchellus
G. Thomas Robbins
1945-5-5
1870
Marin
n-facing slope of ridge 2-3 mi w Hamilton Field Air Base; Big Rock Ridge
152
Comment
CAS-BOT-BC87524
Streptanthus tortuosus
G. Thomas Robbins
1944-4-23
1562
El Dorado
South Fork American River, about 4 miles north of Camino.
762
Comment
CAS-BOT-BC87525
Streptanthus tortuosus
G. Thomas Robbins
1944-6-17
1708
El Dorado
Above U.S. Highway 50, about 1 mile east of Pyramid Ranger Station.
1676
Comment
CAS-BOT-BC87526
Streptanthus tortuosus
G. Thomas Robbins
1945-6-17
1992
El Dorado
Above Camp Creek, near Baltic Peak.
1036
Comment
CAS-BOT-BC87527
Streptanthus tortuosus
G. Thomas Robbins
1945-6-17
1992
El Dorado
Above Camp Creek, near Baltic Peak.
1036
Comment
GH422300
Streptanthus tortuosus
G. T. Robbins
1944-6-17
1708
Unknown
open southfacing slope above U.S. Highway 50, ca. 1 mi. east of Pyramid Ranger Station
1676
Comment
UC747440
Streptanthus tortuosus var. orbiculatus
G. Thomas Robbins
1943-7-25
1322
El Dorado
slopes above e shore Echo Lake
2286
Comment
JEPS7928
Stylocline micropoides
G. Thomas Robbins with R. Bacigalupi, L. Constance, G. W. Gillett, and L. R. Heckard
1952-5-1
3494
Inyo
Titus Canyon Death Valley National Monument, Grapevine Mountains (Grapevine Mountains, Death Valley National Monument)
1524
Comment
UC747575
Styrax officinalis var. redivivus
G. Thomas Robbins
1945-5-20
1934
El Dorado
along Sweetwater Creek 3-4 mi s Salmon Falls; along Sweetwater Creek, s of Salmon Falls
182
Comment
CAS-BOT-BC48039
Styrax redivivus
G. Thomas Robbins
1945-5-20
1934
El Dorado
Along Sweetwater Creek, 3-4 mi. s. of Salmon Falls.
182
Comment
JEPS25020
Suaeda californica
G. Thomas Robbins
1958-10-4
3944
Alameda
near w end Williams St., San Leandro (at the edge of San Francisco Bay); San Francisco Bay, San Leandro
Comment
SEINET195482
Symphoricarpos albus
G. Thomas Robbins
1944-6-29
1743
El Dorado
North Fork Webber Creek about 3 miles east of Camino.
914
Comment
UC747083
Symphoricarpos albus var. laevigatus
G. Thomas Robbins
1942-10-22
916
El Dorado
5-6 mi ne Placerville (woods above Iowa Creek)
914
Comment
SBBG69507
Symphoricarpos mollis
J. R. and R. C. Robbins
1932-7-18
El Dorado
W side, Lake Tahoe
2072
Comment
UC747054
Symphoricarpos mollis
G. Thomas Robbins
1944-6-29
1743
El Dorado
ca 3 mi e Camino (along small tributary stream of North Fork Webber Creek); North Fork Webber Creek
914
Comment
CAS-BOT-BC238919
Symphoricarpos rotundifolius
G. Thomas Robbins
1944-7-28
1783
El Dorado
Along Willow Flat Trail ca. 1/4 mi. w. of Rockbound Pass, Desolation Valley Wilderness Area
2438
Comment
GH386440
Symphoricarpos rotundifolius
G. T. Robbins
1945-8-12
2139
Unknown
High Meadow on Freel Peak trail, 6-8 miles southeast of Lake Tahoe
2286
Comment
GH386444
Symphoricarpos rotundifolius
G. T. Robbins
1944-7-28
1783
Unknown
rocky slopes along Willow Flat Trail ca. 1/4 mile west of Rockbound Pass, Desolation Valley Wilderness Area
2438
Comment
UC747051
Symphoricarpos rotundifolius var. rotundifolius
G. Thomas Robbins
1944-7-28
1783
El Dorado
ca 0.25 mi w Rockbound Pass (slopes along Willow Flat Trail); Desolation Valley Wilderness Area
2438
Comment
UC747100
Symphoricarpos rotundifolius var. rotundifolius
G. Thomas Robbins
1943-7-25
1316
El Dorado
woods along n shore Upper Echo Lake
2286
Comment
UC747113
Symphoricarpos rotundifolius var. rotundifolius
G. Thomas Robbins
1945-8-12
2139
El Dorado
6 to 8 mi se Lake Tahoe (slope w of High Meadow, on Freel Peak trail)
2286
Comment
UCD81536
Symphyotrichum chilense
W. W. Robbins; W. D. Norton
1927-10-1
s.n.
Yolo
West of Davis.
Comment
UCD81569
Symphyotrichum chilense
W. W. Robbins; W. D. Norton
1927-10-1
830
Yolo
West of Davis.
Comment
JEPS25277
Symphyotrichum frondosum
G. Thomas Robbins
1959-9-27
4164
Alameda
immedaitely w, e edge of San Francisco Bay, s of Powell st freeway interchange Eastshore Highway; San Francisco Bay, Emeryville
Comment
CAS-BOT-BC97911
Symphyotrichum frondosum
G. Thomas Robbins
1959-9-27
4164
Alameda
Immediately west of Eastshore Highway, at eastern edge of San Francisco Bay, a short distance south of the Powell St.
Comment
UCD136509
Symphyotrichum hendersonii
Robbins; Raynor
1943-6-1
s.n.
Plumas
Belden.
Comment
UCD136631
Symphyotrichum spathulatum
W. W. Robbins; W. D. Norton
1927-10-1
831
Yolo
West of Davis.
Comment
JEPS8001
Syntrichopappus fremontii
G. Thomas Robbins and Rimo Bacigalupi
1952-4-28
3466
Kern
3.5 mi e Walker Pass (along State Highway 178); Freeman Canyon
1295
Comment
UC1084407
Taraxia ovata
G. Thomas Robbins
1937-4-17
115
Contra Costa
slopes near Point Richmond
Comment
A355457
Taxus brevifolia
G. T. Robbins
1943-10-5
1397
Unknown
ca. 3 mi. e. of Camino, El Dorado Co.
975
Comment
UC747690
Taxus brevifolia
G. Thomas Robbins
1943-10-5
1397
El Dorado
ca. 3 mi E of Camino.
975
Comment
JEPS21974
Tetragonia tetragonoides
G. Thomas Robbins
1958-5-25
3839
Alameda
just s of San Leandro Bay (and about 1/2 mi e of Maitland Drive, Alameda); Bay Farm Island
Comment
RSA46757
Thalictrum fendleri
G. Thomas Robbins
1943-7-25
1291
El Dorado
At edge of small lake on rocky slopes above Medley Lakes (reservoir) Desolation Valley Wilderness.
2591
Comment
UCD117116
Thamnosma montana
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD115583
Thlaspi arvense
Robbins; Raynor
1943-6-1
s.n.
Modoc
Corporation Ranch.
Comment
UC747361
Thysanocarpus curvipes
G. Thomas Robbins
1944-4-14
1513
Marin
2-3 mi w Hamilton Field Air Base (on n slope of Big Rock Ridge); w of Hamilton Field Air BAse, n slope Big Rock Ridge
152
Comment
UC747381
Thysanocarpus curvipes
G. Thomas Robbins
1944-4-23
1551
El Dorado
about 5 mi n Camino (on canyon side above South Fork American River); on canyon side above South Fork American River
762
Comment
UC747430
Thysanocarpus curvipes
G. Thomas Robbins
1945-5-27
1955
El Dorado
about 1 mi n Pleasant Valley; n of Pleasant Valley
762
Comment
UC1084484
Thysanocarpus radians
G. Thomas Robbins
1938-4-15
260
Sonoma
along road to Graton 6-7 mi w Santa Rosa
Comment
UCD116046
Thysanocarpus radians
W. W. Robbins
1926-4-17
533
Nevada
Grass Valley.
Comment
UCD97892
Tidestromia suffruticosa var. oblongifolia
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UCD121064
Tiquilia plicata
W. W. Robbins
1939-12-24
s.n.
San Diego
SE part of county.
Comment
UC907667
Tonella tenella
G. Thomas Robbins
1944-4-23
1553
El Dorado
about 5 mi n Camino (along shore of South Fork American River, near Michigan-California Lumber Co. Railroad Tramway); South Fork American River
792
Comment
CAS-BOT-BC81363
Torreya californica
G. Thomas Robbins
1944-4-30
1579
El Dorado
along South Fork Webber Creek, 3-4 mi. NE of Newtown
914
Comment
UC747689
Torreya californica
G. Thomas Robbins
1943-3-28
972
El Dorado
above South Fork American River (alony Michigan-California Lumber Co. R.R.)
914
Comment
UC747691
Torreya californica
G. Thomas Robbins
1944-4-30
1579
El Dorado
in shady places along South Fork Webber Creek 3-4 mi ne of Newtown; South Fork Webber Creek
914
Comment
UC1084405
Toxicodendron diversilobum
G. Thomas Robbins
1937-4-17
118
Contra Costa
near Point Richmond Point Richmond
Comment
UC747309
Toxicodendron diversilobum
G. Thomas Robbins
1944-4-14
1537
Marin
hills immediately w. Hamilton Field Air Base
30
Comment
JEPS7983
Trichophorum clementis
G. Thomas Robbins, Peter H. Raven
1954-7-19
3621
Inyo
meadow at edge of stream outlet Consultation Lake; Lone Pine Canyon, edge stream outlet Consultation Lake
3590
Comment
JEPS15712
Trichostema lanceolatum
G. Thomas Robbins
1956-9-7
3742
El Dorado
4 mi W of Shingle Springs (US Hwy 50)
350
Comment
SD185761
Trichostema lanceolatum
Jolynn Robbins
2006-9-4
54
San Diego
Damon Lane County Park in south El Cajon. South on Jamacha to Fury, turn right. Then right on Wieghorst, left on Calle Albara.
68
Comment
UC747558
Trichostema lanceolatum
G. Thomas Robbins
1943-7-8
1250
El Dorado
3 mi E of Camino (above North Fork Webber Creek)
975
Comment
GH402451
Trichostema lanceolatum
G. T. Robbins
1943-7-8
1250
Unknown
North Fork Webber Creek, about 3 miles east of Camino
975
Comment
UCD143672
Trifolium barbigerum
W. W. Robbins
1928-4-29
955
Sacramento
American River.
Comment
UC746995
Trifolium breweri
G. Thomas Robbins
1944-6-11
1673
El Dorado
2-3 mi ne Riverton (along Ice House Rd)
1219
Comment
UC1084487
Trifolium fucatum
G. Thomas Robbins
1938-5-19
263
Sonoma
sw Santa Rosa (along Sandy Point Rd)
Comment
JEPS8229
Trifolium incarnatum
G. Thomas Robbins
1954-5-8
3618
Marin
1 mi w Ignacio (upper end of Arroyo San Jose)
30
Comment
UC746993
Trifolium longipes var. hansenii
G. Thomas Robbins
1944-6-17
1706
El Dorado
ca 1 mi e Pyramid Ranger Station (along bank of South Fork American River)
1676
Comment
JEPS25147
Trifolium macraei
G. Thomas Robbins
1959-5-17
4017
Alameda
just ne junction of Park Blvd, Skyline Blvd, and Manzanita Dr (at summit of hills); Okland Hills, Contra Costa County boundary
Comment
UC747293
Trifolium microcephalum
G. Thomas Robbins
1943-4-30
1054
El Dorado
3 mi e Placerville (slope w of the Institute of Forest Genetics)
762
Comment
UC747242
Trifolium monanthum var. monanthum
G. Thomas Robbins
1943-9-5
1391
El Dorado
Dick Pass Tahoe-Yosemite trail
Comment
UC746984
Trifolium variegatum var. melananthum
G. Thomas Robbins with J. T. Howell
1945-5-9
1895
Marin
1/2 mi n Hamilton Field Air Force Base
Comment
JEPS25101
Trifolium variegatum var. variegatum
G. Thomas Robbins
1959-4-11
3975
Alameda
ca 1/4 mi n west end of Depot Rd (just e of the American Salt Co. evaporating ponds along the San Francisco Bay shore, ca 1 3/4 mi nw of Mt. Eden and 3/4 mi s of Russell)
1
Comment
JEPS25111
Trifolium willdenovii
G. Thomas Robbins
1959-4-5
3970
Alameda
at corner of 61st St. and Shattuck Ave. vacant lot; Oakland
33
Comment
UC746988
Trifolium willdenovii
G. Thomas Robbins
1945-5-17
1911
El Dorado
ca 3 mi e Camino (above North Fork Webber Creek)
1005
Comment
JEPS22043
Triglochin maritima
G. Thomas Robbins
1958-7-4
3886
Alameda
about 1/4 mi s East Creek Slough (at the ne edge of San Leandro Bay, Oakland); nw edge San Leandro Bay, Oakland
Comment
JEPS25149
Triglochin maritima
G. Thomas Robbins with S. Galen Smith
1959-5-21
4019
Alameda
w edge of Eastshore Hwy just s Emeryville interchange (Powell St.); San Francisco Bay, Emeryville
Comment
CAS-BOT-BC519075
Trillium angustipetalum
G. Thomas Robbins
1943-4-10
984
El Dorado
Along bank of North Fork Webber Creek, 3 miles east of Camino
944
Comment
UC1057438
Trillium chloropetalum
G. Thomas Robbins
1937-3-26
27
Sonoma
creek along rd. e. of Bodega Bay
Comment
UC747120
Triphysaria eriantha subsp. eriantha
G. Thomas Robbins
1945-4-22
1858
El Dorado
about 2 1/2 mi e Shingle Springs; e of Shingle Springs
457
Comment
JEPS23260
Triphysaria pusilla
G. Thomas Robbins
1959-4-26
4004
Contra Costa
about 1/4 mi n San Pablo Oil Tank Farm (open slope about 1 mi ne of Giant)
15
Comment
JEPS7449
Triphysaria pusilla
G. Thomas Robbins
1952-4-5
3411
Mendocino
in upper Van Damme State Park (about 3 mi se of Little River); in upper Van Damme State Park, se of Little River
Comment
JEPS19394
Triphysaria versicolor subsp. faucibarbata
G. Thomas Robbins
1937-6-6
238
Sonoma
along roadside near Bodega Bay; near Bodega Bay
Comment
JEPS19396
Triphysaria versicolor subsp. faucibarbata
G. Thomas Robbins
1938-4-15
262
Sonoma
along road to Graton 6-7 mi w Santa Rosa
Comment
SEINET195676
Triteleia hyacinthina
G. Thomas Robbins
1944-6-27
1714
El Dorado
North Fork Webber Creek about 3 miles east of Camino
975
Comment
UC747517
Triteleia hyacinthina
G. Thomas Robbins
1943-4-18
1010
Sacramento
15 mi ne Sacramento (Carmichael District); Carmichael District
Comment
UC747540
Triteleia hyacinthina
G. Thomas Robbins
1944-6-27
1741
El Dorado
above North Fork Webber Creek (ca 3 mi e of Camino)
975
Comment
CAS-BOT-BC522281
Triteleia hyacinthina
G. Thomas Robbins
1943-4-18
1010
Sacramento
Carmichael district, 15 mi. NE of Sacramento
Comment
CAS-BOT-BC522101
Triteleia ixioides subsp. scabra
G. Thomas Robbins
1945-5-20
1945
El Dorado
Along Deer Valley Road, northwest of Rescue
304
Comment
UC747524
Triteleia ixioides subsp. scabra
G. Thomas Robbins
1945-5-20
1945
El Dorado
nw of Rescue (along Deer Valley Road)
304
Comment
CAS-BOT-BC525786
Triteleia ixioides subsp. unifolia
G. Thomas Robbins
1943-4-29
1048
El Dorado
C.C.C. Camp Snowline, 3 mi. e. of Camino
1036
Comment
SEINET195641
Triteleia laxa
G. Thomas Robbins
1943-4-18
1009
Sacramento
Carmichael district 15 miles Northeast of Sacramento
Comment
UC747530
Triteleia laxa
G. Thomas Robbins
1943-4-18
1009
Sacramento
15 mi ne Sacramento; Carmichael district
Comment
CAS-BOT-BC526519
Triteleia laxa
G. Thomas Robbins
1943-4-18
1009
Sacramento
Carmichael district, 15 miles NE of Sacramento
Comment
JEPS8336
Tropidocarpum gracile
G. Thomas Robbins and Rimo Bacigalupi
1952-4-26
3467
Kern
along State Hwy 178 3.5 mi e Walker Pass; Freeman Canyon
1295
Comment
UCD134691
Tsuga heterophylla
W. W. Robbins
1941-11-1
s.n.
Del Norte
Fort Dick.
Comment
UC747687
Tsuga mertensiana
G. Thomas Robbins
1943-6-27
1211
El Dorado
rocky ridge above Echo Summit Pass (about 0.75 mi sw of U. S. Highway 50)
2438
Comment
SD158039
Urtica urens
Jolynn Robbins
2004-4-5
2
San Diego
Damon Lane County Park in El Cajon. South on Jamacha, right on Fury. Then right on Wieghorst, left on Calle Albara.
68
Comment
SBBG58426
Vaccinium cespitosum
J. R. and R. C. Robbins
1932-7-16
Tuolumne
Tioga Pass Rd
Comment
GH363257
Vaccinium parvifolium
G. T. Robbins
1945-8-5
2083
Unknown
rocky slope along north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area
2011
Comment Read comments Feb 8 2016
CAS-BOT-BC199401
Vaccinium shastense subsp. nevadense
G. Thomas Robbins
1944-5-28
1639
El Dorado
Along borders of Long Creek, 1-2 mi. from its confluence with South Fork American River
762
Comment
UC747654
Vaccinium shastense subsp. nevadense
G. Thomas Robbins
1944-5-28
1639
El Dorado
Along borders of Long Creek, 1-2 mi from its confluence with South Fork American River
762
Comment
CAS-BOT-BC193418
Vaccinium uliginosum
G. Thomas Robbins
1944-7-30
1825
El Dorado
Along shore of Grouse Lake, 2 1/2 mi NE of Wrights Lake
2590
Comment
UC907733
Valerianella locusta
G. Thomas Robbins
1945-5-20
1935
El Dorado
on slope above Sweetwater Creek; above Sweetwater Creek
182
Comment
SD135139
Venegasia carpesioides
Marya Robbins
1992-5-5
San Diego
Camp Pendleton, Yankee 2 training area. Level bottom of valley between San Mateo and Jardine Canyons
Comment
UC747548
Veratrum californicum var. californicum
G. Thomas Robbins
1943-7-25
1315
El Dorado
along n shore Upper Echo Lake
2286
Comment
UCD125991
Verbena lasiostachys
G. Thomas Robbins
1953-5-30
3542
Tulare
road to Balch Park, about one-half mile east of Milo junction and 7.5 miles north of Springville.
609
Comment
JEPS8062
Verbena lasiostachys var. lasiostachys
G. Thomas Robbins and Lawrence R. Heckard
1953-5-30
3542
Tulare
7.5 mi n Springville (on road to Balch Park, ca 1/2 mi e of Milo junction)
609
Comment
JEPS14532
Veronica peregrina subsp. xalapensis
G. Thomas Robbins with Peter H. Raven
1956-4-28
3668
Sacramento
near Sacramento Airport (along Freeport Blvd.); Freeport Blvd.
Comment
JEPS15541
Veronica serpyllifolia subsp. humifusa
G. Thomas Robbins with L. R. Heckard
1956-7-25
3699
Lake
at e base of ridge that forms a se extension of Snow Mountain West (about 1/2 mi airline from its summit, into the headwaters of Bear Creek, a trib. of Rice Fork of Eel River)
1981
Comment
UC1084414
Vicia americana var. americana
G. Thomas Robbins
1937-4-11
104
San Mateo
near Redwood City
Comment
UC746980
Vicia americana var. americana
G. Thomas Robbins
1943-4-29
1046
El Dorado
3 mi e Camino (along U.S. Highway 50, at C.C.C. Camp Snowline)
1036
Comment
UC1084368
Vicia sativa
G. Thomas Robbins
1937-3-26
34
Sonoma
just e Bodega (along road to Bodega)
Comment
JEPS25122
Vicia sativa subsp. nigra
G. Thomas Robbins
1959-4-18
3988
Contra Costa
about 0.5 mi e Pt. San Pablo (overlooking San Pablo Bay, Richmond); Richmond
7
Comment
UC907694
Vicia sativa subsp. nigra
G. Thomas Robbins
1943-5-7
1076
El Dorado
3 mi e Placerville; Institute of Forest Genetics Arboretum
822
Comment
UCD108957
Vicia sativa subsp. sativa
G. Thomas Robbins
1959-4-18
3988
Contra Costa
On slope overlooking San Pablo Bay, about 1/2 mile east of Pt. San Pablo, Richmond.
7
Comment
SBBG69169
Viola adunca
J. R. and R. C. Robbins
1932-7-14
Mariposa
Chinquapin to Glacier Point
Comment
UC1084480
Viola adunca
G. Thomas Robbins
1938-4-15
253
Sonoma
about 2.5 mi e of Bodega Bay
Comment
UC907737
Viola adunca
G. Thomas Robbins
1945-7-1
2022
El Dorado
near Wrights Lake
2133
Comment
UC907739
Viola adunca
G. Thomas Robbins
1945-7-1
2020
El Dorado
4 mi s of Wrights Lake (near Lyons Creek along road)
2042
Comment
SEINET195171
Viola bakeri
G. T. Robbins
1945-7-1
2019
El Dorado
Near Lyons Creek along road ca. 4 mi. S. of Wrights Lake
2042
Comment
SEINET195644
Viola glabella
G. T. Robbins
1943-6-27
1226
El Dorado
Near Echo Summit Pass
2286
Comment
CAS-BOT-BC530184
Viola lobata
G. Thomas Robbins
1943-6-5
1121
El Dorado
above Silver Fork American River near Sacramento Box Sawmill - China Flat, 2-3 miles S of Kyburz
1371
Comment
SEINET195649
Viola lobata
G. T. Robbins
1943-6-5
1121
El Dorado
Above Silver Fork American River near Sacramento Box Sawmill ('China Flat') 2-3 mi. s. of Kyburz
1372
Comment
UC746942
Viola lobata subsp. lobata
G. Thomas Robbins
1943-6-5
1121
El Dorado
Above Silver Fork American River (near Sacramento Box Sawmill (China Flat), 2-3 mi s of Kyburz)
1371
Comment
UC746945
Viola macloskeyi
G. Thomas Robbins
1944-5-7
1587 a
El Dorado
5 mi s of Pollock Pines (n of Sly Park Meadow, along tributary of Park Creek); Park Creek
1005
Comment
SBBG78628
Viola pedunculata
R. C. and J. R. Robbins
-Mar-1921
Santa Barbara
Santa Cruz Island
Comment
UC1057444
Viola pedunculata
G. Thomas Robbins
1937-4-11
84
San Mateo
on slopes above Spring Valley Lake (s of San Francisco)
Comment
GH381949
Viola purpurea
G. T. Robbins
1945-7-1
2035
Unknown
1/2 mi. n. of Wrights Lake (T. 12N., R. 16E., Sec. 26 & 27)
2133
Comment
SEINET195639
Viola purpurea subsp. mohavensis
G. T. Robbins
1945-7-1
2035
El Dorado
1/2 mi. N of Wrights Lake also in sec. 27
2134
Comment
SEINET195637
Viola sheltonii
G. Thomas Robbins
1943-4-10
982
El Dorado
North Fork Webber Creek about 3 mi E of Camino
945
Comment
CAS-BOT-BC270058
Viola tomentosa
G. Thomas Robbins
1944-6-18
1731
El Dorado
Above North Fork Cosumnes RIver at Capps Crossing, El Dorado National Forest
1584
Comment
CAS-BOT-BC270059
Viola tomentosa
G. Thomas Robbins
1945-8-5
2099
El Dorado
Ca. 1 mile W of Wentworth Springs
1828
Comment
UC1716059
Viola tomentosa
G. Thomas Robbins
1944-6-18
1731
El Dorado
above North Fork Cosumnes River at Capps Crossing El Dorado National Forest
1524
Comment
UC746935
Viola tomentosa
G. Thomas Robbins
1945-8-5
2099
El Dorado
1 mi w of Wentworth Springs (along road)
1828
Comment
UCD102812
Vitis californica
Robbins and Raynor
1943-6-1
s.n.
Plumas
Feather River Canyon near Virgilia.
Comment
SEINET197066
Vulpia microstachys var. pauciflora
G. Thomas Robbins
1920
El Dorado
Along Placerville-Rescue road, 3 mi. E. of Rescue.
457
Comment
UCD116384
Wislizenia refracta
W. W. Robbins; A. S. Crafts
1931-9-18
2258
Stanislaus
Modesto - Justine.
Comment
UC747211
Wyethia glabra
G. Thomas Robbins with J. T. Howell
1945-5-9
1891
Marin
1 mi n Ignacio
0
Comment
CAS-BOT-BC383374
Wyethia helenioides
G. Thomas Robbins
1944-5-5
1583
El Dorado
Near Institute of Forest Genetics, about 3 mi. e. of Placerville
762
Comment
UC747162
Wyethia helenioides
G. Thomas Robbins
1944-5-5
1583
El Dorado
about 3 mi e Placerville (near Institute of Forest Genetics)
762
Comment
UC747154
Wyethia mollis
G. Thomas Robbins
1945-7-8
2040
El Dorado
in pine woods near Al Tahoe; Lake Tahoe
1920
Comment
GH414705
Wyethia reticulata
G. T. Robbins
1945-6-30
2013
Unknown
Rescue
Comment
GH414706
Wyethia reticulata
G. T. Robbins
1945-6-30
2013
Unknown
Extending along Green Valley Road for 1/4 mi. immediately w. of Rescue (T.10N, R.9E, Sec. 23)
396
Comment
GH414707
Wyethia reticulata
G. T. Robbins
1945-5-20
1946
Unknown
2 localities along Deer Valley Road, 100 yrds. & 1 mi. no. of Rescue
396
Comment
RSA76142
Wyethia reticulata
G. Thomas Robbins
1945-6-30
2013
El Dorado
Along Green Valley Road for 1/4 mile, immediately W of Rescue.
396
Comment
RSA76143
Wyethia reticulata
G. Thomas Robbins
1945-6-30
2013
El Dorado
Along Green Valley Road for 1/4 mile, immediately W of Rescue.
396
Comment
SEINET8734376
Wyethia reticulata
G. Thomas Robbins
1945-1
2013
El Dorado
along Green Valley Road for 1/4 mi. immediately w. of Rescue (T.10N, R.9E, Sec. 23)
396
Comment
SD45203
Xylorhiza tortifolia
G. Thomas Robbins
1950-4-7
3328
Inyo
ca. 0.5 mile north and east of Little Lake
910
Comment
UC746909
Yabea microcarpa
G. Thomas Robbins
1944-5-21
1618
El Dorado
ca 3 mi e Camino (on canyon slope above North Fork Webber Creek)
975
Comment
JEPS25085
Zannichellia palustris
G. Thomas Robbins
1958-10-11
3951
Alameda
w. end of Boxwood Ave. San Leandro (canal in s.w. San Leandro)
Comment
UC747519
Zigadenus exaltatus
G. Thomas Robbins
1943-5-2
1060
El Dorado
canyon slope above creek about 3 mi e Camino; North Fork Webber Creek
914
Comment
CAS-BOT-BC530971
Zigadenus exaltatus
G. Thomas Robbins
1943-5-2
1060
El Dorado
On canyon slope above North Fork Webber Creek, about 3 miles e. of Camino
914
Comment
UC747543
Zigadenus fremontii
G. Thomas Robbins
1944-4-14
1501
Marin
n-facing slopes Big Rock Ridge (about 3 mi w of Hamilton Field Air Base)
152
Comment
UC1084438
Zigadenus fremontii
G. Thomas Robbins
1940-3-21
297
Sonoma
Canyon e Chalk Hill Road (5-6 mi e of Windsor); slope of Barnes Creek
121
Comment
UC747013
Zigadenus venenosus var. venenosus
G. Thomas Robbins
1944-7-28
1782
El Dorado
near Rockbound Pass (Willow Flat Trail); Desolation Valley Wilderness Area
2438
Comment
UC747544
Zigadenus venenosus var. venenosus
G. Thomas Robbins
1944-6-18
1716
El Dorado
5 mi s Pollock Pines; Sly Park
1005
Comment
CAS-BOT-BC534308
Zigadenus venenosus var. venenosus
G. Thomas Robbins
1944-6-18
1716
El Dorado
Sly Park, 5 mi. s. of Pollock Pines
1005
Comment
RSA32301
Zigadenus venenosus var. venenosus
G. Thomas Robbins
1944-7-28
1782
El Dorado
Along Willow Flat Trail near Rockbound Pass, Desolation Valley Wilderness Area
2439
Comment
UCD107422
Zygophyllum fabago
Robbins; Raynor
1943-6-24
s.n.
Stanislaus
Syrian Bean Caper, Patterson.
Comment