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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
SD41407
Abronia latifolia
Edith A. Purer
1932-7-18
4012
San Mateo
Half Moon Bay
Comment
CAS-BOT-BC383897
Abronia latifolia
W. R. Dudley
1891-7-5
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Pescadero
Comment
RSA0025757
Abronia latifolia
Lyman Benson
1930-8-15
2563
San Mateo
San Gregorio.
Comment
CAS-BOT-BC233752
Abronia umbellata
C. F. Baker
1902-10-1
1742
San Mateo
Pillar Point
Comment
JROH2957
Abutilon theophrasti
Carol Zabel
2006-8-21
62
San Mateo
Jasper Ridge Biological Preserve, Stanford University; resident ranger's yard
Comment
CAS-BOT-BC177044
Acacia dealbata
Ned Cahill
1974-4-30
238
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
SD27820
Acaena pinnatifida var. californica
Carl B. Wolf
1929-5-25
3732
San Mateo
Pebble Beach, south of Pescadero
Comment
UC466763
Acaena pinnatifida var. californica
R. L. Pendleton
1907-4-20
631
San Mateo
Colma
60
Comment
UC638681
Acaena pinnatifida var. californica
Ethel Crum
1932-4-17
1386
San Mateo
South Coast Range, San Gregorio
121
Comment
CAS-BOT-BC219601
Acanthomintha duttonii
Lewis S. Rose
1936-5-28
36303
San Mateo
Emerald Lake, W. of Redwood City
91
Comment
CAS-BOT-BC219610
Acanthomintha duttonii
Lewis S. Rose
1933-5-17
33171
San Mateo
Redwood City
Comment
SD4349
Acanthomintha obovata
Harry A. dutton, H. A. Walker
May 26 & 29, 1915
3819
San Mateo
Near the Menlo Golf Club. Found on a small area in sandy soil, on a hillside sloping to the south.
Comment
RSA0076539
Acanthomintha obovata subsp. duttonii
Paul R. Hichborn
1920-6-1
s.n.
San Mateo
Back of Redwood City.
Comment
RSA0076542
Acanthomintha obovata subsp. duttonii
L. S. Rose
1933-5-17
33171
San Mateo
Redwood City.
Comment
CAS-BOT-BC333208
Acer macrophyllum
Elizabeth McClintock; Paul Reeberg
1988-4-6
s.n.
San Mateo
San Bruno Mountains. Above Margaret Ave., Brisbane
Comment
JROH168
Acer negundo
John H. Thomas
1968-3-17
14175
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake
106
Comment
POM136914
Acer negundo subsp. californicum
C. F. Baker
1902-5-15
472
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC336921
Acer negundo var. californicum
Carl B. Wolf
1930-11-5
1809
San Mateo
4 miles west of La Honda, Santa Cruz Mtns.
91
Comment
CHSC67013
Achillea millefolium
K. L. Chambers
1984-6-14
5139
San Mateo
San Gregorio State Beach, Hwy. 1. On roadcut 100 ft. +/- above the ocean.
Comment
UCSC004912
Achillea millefolium
Monica Larenas
1985-6-1
16
San Mateo
Hwy 92, summit near intersection with Skyline Blvd
Comment
JROH461
Achyrachaena mollis
John H. Thomas
1970-4-28
15607
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH465
Achyrachaena mollis
John H. Thomas
1976-4-30
18101
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
CAS-BOT-BC29103
Achyrachaena mollis
W. R. Dudley
1899-5-14
s.n.
San Mateo
Fields southwest of Baden
Comment
JROH2060
Acmispon americanus var. americanus
John Hunter Thomas
1977-6-16
18755
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old racing oval
Comment
JROH2062
Acmispon americanus var. americanus
John Hunter Thomas
1983-5-23
22245
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack side and low-flow crossing
Comment
JROH2053
Acmispon parviflorus
G. C. Kimber & Lucile Roush
1918-4-11
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS128393
Acmispon wrangelianus
Adam C. Schneider
2013-5-17
131
San Mateo
Crystal Springs Reservoir.
Comment
JROH2096
Acmispon wrangelianus
John H. Thomas
1970-4-29
15617
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD37804
Acmispon wrangelianus
Janet Turner
1933-4-18
3675
San Mateo
Emerald Lake.
Comment
JROH2088
Acmispon wrangelianus
Duncan M. Porter
1960-4-22
660 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch. Quadrat H-4
Comment
CAS-BOT-BC391673
Actaea rubra
A. D. E. Elmer
1903-5-1
4703
San Mateo
Butano Creek
Comment
POM56205
Adenocaulon bicolor
A. D. E. Elmer
1903-06
s.n.
San Mateo
Pescadero Creek
Comment
CAS-BOT-BC139951
Adenostoma fasciculatum
Fred Hemphill
1973-4-15
660
San Mateo
San Carlos, area north of Malabar Rd. and Melendy Dr.
207
Comment
UC859034
Adenostoma fasciculatum
Lewis S. Rose
1932-5-22
32259
San Mateo
Belmont
Comment
JROH3587
Adenostoma fasciculatum var. fasciculatum
John H. Thomas
1975-5-2
17846
San Mateo
Jasper Ridge Biological Preserve, Stanford University
156
Comment
RSA18438
Adenostoma fasciculatum var. fasciculatum
Carl B. Wolf
1927-6-29
570
San Mateo
Near La Honda, Santa Cruz Mts.
Comment
CAS-BOT-BC65515
Adiantum aleuticum
George Oberlander
1950-3-11
440
San Mateo
Pilarcitos Canyon
Comment
CAS-BOT-BC65516
Adiantum aleuticum
J. H. Thomas
1950-4-8
1465
San Mateo
Boulder Creek Canyon, about 1 1/2 mile NW of city of Boulder Creek
274
Comment
JROH93
Adiantum jordanii
John Hunter Thomas
1982-11-8
21257 D
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
POM281089
Adiantum jordanii
Lyman Benson
1937-7-15
8454
San Mateo
Upper San Francisquito Creek, Santa Cruz Mountains; San Francisco Bay watershed.
244
Comment
SEINET3153091
Adiantum jordanii
L. S. Rose
1939-5-13
39113
San Mateo
Canyon W of Burlingame
61
Comment
UC811122
Adiantum jordanii
Lewis S. Rose
1939-5-13
39113
San Mateo
canyon w of Burlingame
60
Comment
RSA15284
Adiantum jordanii
C. B. Wolf
1927-4-3
252
San Mateo
1 mile above La Honda. Santa Cruz Mountains
Comment
JEPS118143
Aeonium simsii
Dean W. Taylor with Alison Colwell
2005-5-10
19306
San Mateo
Pacifica, sea bluffs between Shelter Cove and Pacifica State Beach
16
Comment
JROH2708
Aesculus californica
John H. Thomas
1971-5-30
15972
San Mateo
Jasper Ridge Biological Preserve, Stanford University
120
Comment
JROH2710
Aesculus californica
John H. Thomas
1975-6-5
17946
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Oakwoodland below Searsville Dam.
86
Comment
LA16623
Aesculus californica
C. B. Wolf;
1934-11-13
6242
San Mateo
Menlo Park, at Cambridge Ave. & Cornell Rd., NW of San Francisquito Creek
15
Comment
RSA131267
Aesculus californica
Deborah Hichborn
1920-5-20
s.n.
San Mateo
San Francisquito Creek. Santa Cruz Mountain Peninsula.
Comment
RSA18303
Aesculus californica
Carl B. Wolf
1927-5-31
413
San Mateo
North end of Searsville Lake.
Comment
CHSC397
Agoseris apargioides
V. Holt
1943-4-21
San Mateo
San Mateo
30
Comment
JROH481
Agoseris grandiflora var. grandiflora
John H. Thomas
1971-5-30
15976
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH485
Agoseris grandiflora var. grandiflora
John Hunter Thomas
1981-5-25
20638
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH487
Agoseris heterophylla
Arthur Spiegler
1952-4-12
4
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Lake
Comment
CAS-BOT-BC15241
Agoseris hirsuta
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountain, above Fern Rock
Comment
RSA116649
Agoseris hirsuta
W. R. Dudley
1906-6-11
s.n.
San Mateo
In field E of Kings Mt. House
Comment
UC29336
Agoseris hirsuta
Michener and Bioletti
1892-5-1
San Mateo
Comment
UCD52000
Agrostis densiflora
Beecher Crampton
1962-6-11
6489
San Mateo
northern city limits of Pacifica, State Hwy. 1 just s.w. of its junction with Skyline Blvd.
Comment
UCD37960
Agrostis exarata
Beecher Crampton
1962-6-11
6498
San Mateo
San Mateo County, northern city limits of Pacifica, along State Highway 1, just southwest of its junction with Skyline Boulevard.
Comment
JROH5781
Agrostis microphylla
John Rawlings
2016-5-3
1777
San Mateo
Jasper Ridge Biological Preserve, Stanford University; vernally wet area in Serpentine prairie (Area C)
170
Comment
CAS-BOT-BC138952
Agrostis pallens
Phillip Wheeler
1965-6-8
s.n.
San Mateo
San Bruno Mountain. Quarry Road.
Comment
JROH4789
Agrostis pallens
John H. Thomas
1971-5-30
15964
San Mateo
Jasper Ridge Biological Preserve, Stanford University
128
Comment
UCD53094
Agrostis pallens
August L. Hormay
1932-5-29
s.n.
San Mateo
San Mateo County.
Comment
SEINET200165
Agrostis semiverticillata
Malcolm A. Nobbs, S. Galen Smith
1949-8-26
1607
San Mateo
About 1 mile south of Pigeon Point.
Comment
JROH4806
Agrostis stolonifera
John Rawlings
2008-7-23
1046
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry creek bed of San Francisquito Creek, about 200 yards downstream from the Low Flow Crossing.
95
Comment
JEPS101122
Aira caryophyllea
Dean W. Taylor
1991-5-20
11787
San Mateo
coastal bluffs near south bank of Pescadero Creek at Highway 1
9
Comment
CAS-BOT-BC138234
Aira caryophyllea var. caryophyllea
David D. Keck
1932-5-6
1480
San Mateo
Just west of Millbrae Highlands.
50
Comment
CAS-BOT-BC138244
Aira caryophyllea var. caryophyllea
John H. Thomas
1971-5-2
15833
San Mateo
Near intersection of Canada Road and Edgewater Road about three miles westward from Redwood City.
152
Comment
SJSU15968
Aira praecox
John Rawlings, Toni Corelli
2016-5-27
1848
San Mateo
Bean Hollow bluff trail, west of Hwy 1 south of Pescadero
8
Comment
CAS-BOT-BC467294
Allium dichlamydeum
Philip C. Wheeler
1965-5-8
s.n.
San Mateo
Sierra Point
Comment
UC843252
Allium falcifolium
Lewis S. Rose
1935-4-16
35095
San Mateo
w Redwood City; Emerald Lake
Comment
CAS-BOT-BC469038
Allium falcifolium
Lawrence Beane
1949-4-23
188
San Mateo
Hillsides west of Redwood City
Comment
CAS-BOT-BC132030
Allium peninsulare var. franciscanum
L. R. A.
1902-5-4
2411
San Mateo
Woodside
Comment
JROH4560
Allium peninsulare var. franciscanum
John Hunter Thomas
1986-5-8
24027
San Mateo
Jasper Ridge Biological Preserve, Stanford University. 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
RSA10362
Allium peninsulare var. franciscanum
H. A. Barker
1926-5-5
594
San Mateo
Near Searsville Lake
Comment
CAS-BOT-BC170156
Alnus rhombifolia
W. R. Dudley
1901-1-19
s.n.
San Mateo
Coal Mine Canon [canyon]. Santa Cruz Peninsula
Comment
CAS-BOT-BC169345
Alnus rubra
W. R. Dudley
1894-3-26
s.n.
San Mateo
Along San Gregorio Creek below town. Santa Cruz Penisula
Comment
SEINET10919408
Alnus rubra
LeRoy R. Abrams
Abrams s.n.
San Mateo
Near Rescadero on road to Half-Moon Bay. Santa Cruz Mountain Peninsula.
Comment
JROH178
Amaranthus retroflexus
John H. Thomas
1974-10-29
17651
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA34348
Amaranthus retroflexus
E. Finley
1990-10-25
s.n.
San Mateo
Redwood City, Jefferson St. at Lonesome Pine.
0
Comment
JEPS20296
Ambrosia chamissonis
Lewis S. Rose
1956-8-13
56144
San Mateo
Princeton
6
Comment
SD39996
Ambrosia chamissonis
Edith A. Purer
1933-7-27
5376
San Mateo
2 miles south of Pigeon Point on open dune areas
Comment
UC1543058
Ambrosia chamissonis
Donald G. Nelson
1938-7-28
579
San Mateo
Moss Beach
Comment
SEINET11855123
Ambrosia chamissonis
L. S. Rose
1935-1
San Mateo
Granada
3
Comment
POM87791
Ambrosia psilostachya
L. R. Abrams
1902-9-21
2992
San Mateo
Crystal Lake between the Mts.
Comment
CAS-BOT-BC55527
Ambrosia psilostachya
W. R. Dudley
1902-9-21
s.n.
San Mateo
On causeway over Crystal Spring Reservoir
Comment
CAS-BOT-BC55575
Ambrosia psilostachya
Elizabeth McClintock; Paul Reeberg
1988-10-11
s.n.
San Mateo
San Bruno Mountains, north of Kennedy School
198
Comment
RSA181301
Amelanchier pallida
John H. Thomas
1965-5-15
10657
San Mateo
Santa Clara County: Mt. Hamilton Range road banks 1 mile toward San Jose along the Hwy from Smith Creek.
Comment
CAS-BOT-BC136830
Amelanchier utahensis
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
Horseshoe Ridge
Comment
JROH1341
Amsinckia intermedia
John Hunter Thomas
1983-4-5
21321
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
JROH1343
Amsinckia intermedia
John Hunter Thomas
1983-4-5
21321
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
RSA0089684
Amsinckia intermedia
John H. Thomas
1964-4-19
10324
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Near Searsville Lake.
Comment
UC24619
Amsinckia lycopsoides
Alice Eastwood
April, 1896
San Mateo
near San Mateo
Comment
JROH1354
Amsinckia menziesii
John Hunter Thomas
1987-5-15
24281
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing
Comment
CAS-BOT-BC344839
Anaphalis margaritacea
Peter Rubtzoff
1978-9-16
9270
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains.
Comment
CAS-BOT-BC45193
Anaphalis margaritacea
Josephine D. Randall
1907-7-28
45
San Mateo
Iverson's near Pescadero Creek
Comment
CAS-BOT-BC45194
Anaphalis margaritacea
Saichi Kawahara
1968-7-29
459
San Mateo
Old Stage Road, south bank of Pomponio Creek
36
Comment
UC1125509
Anaphalis margaritacea
G. E. Sindel
1935-7-30
315
San Mateo
3/4 mi n of Pomponio Creek; Santa Cruz Quad.
259
Comment
CAS-BOT-BC391912
Anemone grayi
A. D. E. Elmer
1903-4-1
4844
San Mateo
King's Mountain
Comment
POM151094
Anemone grayi
C. F. Baker
1902-3-18
323
San Mateo
King's Mountain.
Comment
CAS-BOT-BC221452
Angelica hendersonii
Lewis S. Rose
1937-9-5
37647
San Mateo
Mussel Rocks
60
Comment
CHSC23309
Angelica hendersonii
Robert F. Thorne; P. Everett
1965-8-1
35077
San Mateo
21.5 mi. S of Golden Gate Bridge; on W-facing sea bluff.
68
Comment
RSA492532
Angelica hendersonii
Lyman Benson
1937-6-27
8397
San Mateo
Moss Beach
Comment
UC648294
Angelica hendersonii
Alice Eastwood, John Thomas Howell
1939-7-9
7441
San Mateo
e of La Honda (Skyline Boulevard); Skyline Boulevard
Comment
JROH188
Angelica tomentosa
John Hunter Thomas
1985-5-22
23676
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC140427
Angelica tomentosa var. tomentosa
E. L. Greene
1903-6-30
3354
San Mateo
Pacific Coast, Crystal Springs Lake Crystal Springs Lake; Pacific Coast, Crystal Springs Lake
Comment
CAS-BOT-BC273176
Anisocarpus madioides
L. S. Rose
1941-7-2
41287
San Mateo
Kings Mountain
540
Comment
CAS-BOT-BC273171
Anisocarpus madioides
Lawrence Beane
1949-6-2
466
San Mateo
Between La Honda and coast
Comment
UCD128894
Anisocarpus madioides
W. A. Harvey; J. M. Tucker
1948-6-29
1704
San Mateo
beside road to Portola State Park, just west of junction with Highway 5 (Skyline Boulevard).
Comment
JROH509
Anthemis cotula
John Hunter Thomas
1983-6-29
22698
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA101037
Anthemis cotula
G. Oberlander
1954-5-21
154
San Mateo
Upper San Mateo Creek, San Francisco Watershed Reserve.
Comment
UC1125531
Anthemis cotula
N. K. Carlson
1935-7-5
40
San Mateo
3 mi s Bellvale; Santa Cruz Quad.
91
Comment
CAS-BOT-BC280643
Anthoxanthum occidentale
W. R. Dudley
1903-5-2
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Moore's Place, Pescadero Creek
Comment
JROH193
Anthriscus caucalis
John H. Thomas
1966-4-22
11571 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC454481
Aphanes occidentalis
John H. Thomas
1955-4-6
4847
San Mateo
East facing slope of San Bruno Mountain just North of South San Francisco.
91
Comment
CAS-BOT-BC454491
Aphanes occidentalis
Ned Cahill
1975-1-8
387
San Mateo
Northside of serpentine outcropping in field bordered by chapparal near the intersection of Canada and Edgewood Roads, about 3 miles westward from Redwood City
Comment
CAS-BOT-BC451567
Aponogeton distachyos
Peter H. Raven
1967-2-18
20829
San Mateo
On east side of State Highway 5, 4.6 miles south of southern boundary of San Francisco.
Comment
SD71033
Aponogeton distachyos
Peter Rubtzoff
1955-4-2
1767
San Mateo
In a small pool near the road, Skyline Boulevard near the junction of Chinese Cemetery Road. (IPB 4/07)
Comment
UC311123
Aquilegia eximia
A. D. E. Elmer
1903-1
4952
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC392066
Aquilegia eximia
W. R. Dudley
1902-9-21
s.n.
San Mateo
Santa Cruz Peninsula. Southeast of Crystal Springs Lake
Comment
UC463319
Aquilegia eximia
W. R. Dudley
1902-9-21
San Mateo
sw Crystal Springs Lake; Santa Cruz Peninsula
Comment
UCR122980
Aquilegia formosa
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6772
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
UCSC007720
Aquilegia formosa
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
JEPS83068
Arabis blepharophylla
Roy E. Buck, Randall A. Morgan, and James A. West
1983-7-15
435
San Mateo
3.2 km nw Pilarcitos Dam (and 2.4 km wsw of San Andres Dam, along crest of Fifield Ridge, w of gravel rd, San Francisco Watershed Reserve); Fifield Ridge, San Francisco Watershed Reserve
388
Comment
CAS-BOT-BC128675
Arbutus menziesii
W. R. Dudley
1904-4-10
s.n.
San Mateo
Alpine Road, Corte Madera Creek - Santa Cruz Mountain Peninsula
Comment
JROH1921
Arbutus menziesii
J. H. Thomas
1977-4-29
18578
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSB11754
Arbutus menziesii
Olson, Jim
1962-4-17
San Mateo
1 mile south of La Honda on Skyline Boulevard
670
Comment
CDA22357
Arceuthobium campylopodum
E. L. Labadie
1959-10-16
San Mateo
Nursery, Burlingame.
0
Comment
SEINET11989295
Arctostaphylos
S. W. Edwards
1982-1
s.n.
San Mateo
Foothill Park
Comment
CAS-BOT-BC24198
Arctostaphylos andersonii
A. T. Harrison
1970-3-13
s.n.
San Mateo
San Francisco Watershed reserve. On ridge west of Old Whipple Rd. on western extension of Edgewood Rd.
Comment
CAS-BOT-BC24199
Arctostaphylos andersonii
W. R. Dudley
1897-12-29
s.n.
San Mateo
On Butano, Pescadero Ridge.
Comment
SEINET11988250
Arctostaphylos andersonii
Unknown
1959-1
323
San Mateo
1.2 mi from junction of CA 5 on Kings Mt. Road
Comment
SEINET11989210
Arctostaphylos andersonii
E. McClintock, Knight, W.; Knight, I.
1982-1
4632
San Mateo
San Pedro County Park, near Pacifica
Comment
CAS-BOT-BC23547
Arctostaphylos crustacea
W. R. Dudley
1899-5-14
s.n.
San Mateo
Hills by road from San Andreas Lake to Pilarcitos
Comment
LA26778
Arctostaphylos crustacea
Lewis S. Rose;
1942-3-30
42007
San Mateo
Kings Mountain
600.0
Comment
SEINET11977765
Arctostaphylos crustacea
J. I. McMurphy
1906-1
7
San Mateo
Kings Mt., Santa Cruz Mts., Santa Cruz Peninsula
488
Comment
JROH1923
Arctostaphylos crustacea subsp. crustacea
L. R. Abrams
1910-8-14
4991
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1934
Arctostaphylos crustacea subsp. crustacea
John H. Thomas
1974-4-25
17208
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville end of ridge
Comment
SEINET11988208
Arctostaphylos glandulosa
W. Knight, Raiche, R.
1982-1
4418
San Mateo
San Bruno Mountain, Buckeye Canyon on Oak Ridge
76
Comment
CAS-BOT-BC24728
Arctostaphylos glandulosa subsp. glandulosa
Elizabeth McClintock
1972-3-26
s.n.
San Mateo
Middle Buckeye Canyon, San Bruno Mtn.
Comment
CAS-BOT-BC24729
Arctostaphylos glandulosa subsp. glandulosa
John Kipping
1972-3-5
s.n.
San Mateo
Steep slope in upper Buckeye Canyon.
Comment
CAS-BOT-BC24483
Arctostaphylos imbricata
Arthur L. Menzies
1963-3-9
s.n.
San Mateo
On ridge below se. end of parking lot. San Bruno Hills.
Comment
CAS-BOT-BC24484
Arctostaphylos imbricata
Arthur L. Menzies
1962-2-25
s.n.
San Mateo
San Bruno Mt.
Comment
CAS-BOT-BC24490
Arctostaphylos imbricata
William Knight; Irja Knight; Elizabeth McClintock
1963-9-2
s.n.
San Mateo
Power Line Ridge, San bruno Mtn.
Comment
CAS-BOT-BC24500
Arctostaphylos imbricata
James B. Roof
1961-4-18
s.n.
San Mateo
From ne. face of San Bruno Mountain, northern San Mateo Co.
335
Comment
CAS-BOT-BC27193
Arctostaphylos imbricata
Marion L. Campbell
1915-2-15
s.n.
San Mateo
San Bruno hills
Comment
CAS-BOT-BC27194
Arctostaphylos imbricata
Mrs. Ernest Meiere
1915-6-18
s.n.
San Mateo
San Bruno hills
Comment
RSA128344
Arctostaphylos imbricata
P. H. Raven
1951-2-18
2733
San Mateo
summit ridge of the San Bruno Mountains, topotype, endemic
Comment
UCR58357
Arctostaphylos imbricata
Walter Knight, I. Knight
1980-6-14
3747
San Mateo
Original from San Bruno Mt. (grown at Tilden Botanic Garden, Berkeley)
Comment
CAS-BOT-BC45601
Arctostaphylos montaraensis
Walter Knight; Roger Raiche
1982-1-23
4415
San Mateo
Montara Mt.
304
Comment
UC21802
Arctostaphylos montaraensis
J. Burtt Davy
Jun 21 1893-Jun 23 1893
San Mateo
Pilarcitos Lake and Canyon
Comment
UCD51754
Arctostaphylos montaraensis
Roman Gankin
1966-5-17
740 B
San Mateo
On east-facing slopes of Montara Mountain.
Comment
SEINET11989109
Arctostaphylos montaraensis
Unknown
1966-1
740 B
San Mateo
Montara Mountain
Comment
CAS-BOT-BC39820
Arctostaphylos pacifica
Arthur Menzies
1962-2-18
s.n.
San Mateo
San Bruno Mountain
Comment
RSA633499
Arctostaphylos pacifica
Jon E. Keeley
1996-6-24
27573
San Mateo
On knob below end of paved road at top of San Bruno Mountain.
350
Comment
JEPS78656
Arctostaphylos regismontana
Edward Lee
1936-1-26
1735
San Mateo
King's Mountain Rd 4.7 mi from Woodside (e side of ridge); Cahill Ridge
Comment
POM212013
Arctostaphylos regismontana
C. B. Wolf
1930-11-6
1811 or 1067
San Mateo
2 mi N of Summit of Kings Mountain, Skyline Blvd.
640
Comment
POM87727
Arctostaphylos regismontana
L. R. Abrams
1902-1-12
2254
San Mateo
Kings Mountain.
Comment
RSA636739
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24640
San Mateo
NW side of Montara Mtn.
150
Comment
RSA636748
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24634
San Mateo
NW side of Montara Mtn.
150
Comment
UC311533
Arctostaphylos regismontana
A. D. E. Elmer
March 1903
4537
San Mateo
King's Mountain
Comment
CAS-BOT-BC44710
Arctostaphylos regismontana
Walter Knight; Irja Knight; Jacob Sigg; Elizabeth McClintock
1981-2-25
4170
San Mateo
From Strybing Arboretum, Golden Gate Park, San Francisco, #63-1 vea Univ. of Calif. botanic garden,
Comment
UC1120127
Arctostaphylos tomentosa subsp. crustacea
C. M. Belshaw
1935-1-25
1471
San Mateo
2 1/2 mi nw Sierra Moreno Peak; Santa Cruz Quadrangle
609
Comment
UC702542
Arctostaphylos tomentosa subsp. crustacea
L. S. Rose
1942-3-30
42007
San Mateo
Kings Mountain Kings Mountain (type locality)
600
Comment
UC82933
Arctostaphylos tomentosa subsp. crustacea
Katharine Brandegee
April 1889
San Mateo
Redwood City
Comment
POM285159
Arctostaphylos tomentosa subsp. tomentosiformis
Lyman Benson
1928-12-15
834
San Mateo
La Honda
457
Comment
SEINET11988249
Arctostaphylos tomentosa var. tomentosiformis
Unknown
1959-1
325
San Mateo
1.2 mi from junction CA 5 on King's Mt. Road
Comment
RSA128346
Arctostaphylos uva-ursi
P. H. Raven
1951-2-18
2732
San Mateo
Summit ridge of the San Bruno Mountains. A new southern limit!
Comment
UCR58390
Arctostaphylos uva-ursi
Walter Knight, I. Knight
1980-6-14
3748
San Mateo
Original from San Bruno Mt. (grown at Tilden Botanic Garden, Berkeley)
Comment
SEINET11987303
Arctostaphylos uva-ursi var. coactilis
J. Sigg, McClintock, E.; Knight, W.; Knight, I.
1981-1
4201
San Mateo
Strybing Arboretum, Golden Gate Park, San Francisco, orig. from San Bruno Mt
Comment
JEPS91222
Arctostaphylos uva-ursi var. suborbiculata
Dean W. Taylor
1988-4-29
9585
San Mateo
San Bruno Mountain, northern slope of mountain 0.3 miles N22d W of summit,
371
Comment
CAS-BOT-BC400410
Aristolochia californica
Elizabeth McClintock
1969-3-9
s.n.
San Mateo
San Bruno Mountain. Edge of southern ravine of Glen Park Canyon, next to fence dividing Crocker property from City of Brisbane. Eastern portion of mountain
Comment
UC1537507
Armeria maritima subsp. californica
Gordon H. True Jr.
1936-6-7
485
San Mateo
4 mi s Pescadero (top of ocean bluff)
15
Comment
HSC23890
Arnica discoidea
Mary Katherine Wicksten
1971-6-16
32
San Mateo
Bank at Huddart Park, by Werder Flat
Comment
RSA177002
Artemisia californica
John H. Thomas
1964-11-29
10538
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of palo Alto. E end of Searsville Dam
Comment
CAS-BOT-BC93930
Artemisia douglasiana
Phillip C. Wheeler
1965-8-14
s.n.
San Mateo
San Bruno Mountain, Brisbane Lagoon
Comment
OBI17042
Artemisia douglasiana
Lewis S. Rose
1965-9-4
65101
San Mateo
Skyline Blvd & Half Moon Bay rd, Cahill ridge
244
Comment
HSC24037
Artemisia douglasiana
Mary Katherine Wicksten
1971-7-12
169
San Mateo
Huddart Park; Road bank of King's Mountain Rd. below Archery Flat
Comment
SEINET8734602
Artemisia heterophylla
Lewis S. Rose
1938-1
38232
San Mateo
San Mateo
30
Comment
CAS-BOT-BC93642
Artemisia pycnocephala
Ira L. Wiggins
1929-7-4
3800
San Mateo
Sea bluffs at Pescadero Beach
Comment
POM204313
Artemisia pycnocephala
I. L. Wiggins
1929-7-4
3800
San Mateo
Pescadero Beach
Comment
RSA176418
Asclepias fascicularis
John H. Thomas
1964-7-9
10444
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto
Comment
POM261373
Aster chilensis
H. C. Cauteloro
1940-9-2
s.n.
San Mateo
North of Pescadero
Comment
POM56936
Aster radulinus
C. F. Baker
1902-9-15
1546
San Mateo
Black Mt.
Comment
POM87776
Aster radulinus
L. R. Abrams
1902-9-28
3004
San Mateo
New Grade Road- Portola
Comment
CAS-BOT-BC478065
Asteraceae
H. A. Dutton
1900-5-6
s.n.
San Mateo
Santa Cruz Mountain Peninsula, Woodside
Comment
CAS-BOT-BC186762
Astragalus gambelianus
John H. Thomas
1971-5-2
15822
San Mateo
Near intersection of Canada Road and Edgewater Road, about three miles westward from Redwood City
152
Comment
JROH1997
Astragalus gambelianus
John Hunter Thomas
1992-4-29
25170
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC186752
Astragalus gambelianus
Lois E. James
1947-4-11
1758
San Mateo
Hills back of Redwood City
Comment
RSA90716
Astragalus nuttallii
F. W. Peirson
1925-9-13
6424
San Mateo
Rockaway Beach
Comment
CAS-BOT-BC177966
Astragalus nuttallii var. virgatus
V. F. Hesse
1954-7-30
1342
San Mateo
Near Pebble Beach
15
Comment
SD27752
Astragalus nuttallii var. virgatus
Carl B. Wolf
1927-6-29
562
San Mateo
Along the coast south of Pescadero at Pebble Beach.
Comment
RSA681761
Astragalus oxyphysus
Annuschka Deb
1989-4-19
117 A
San Mateo
YBN Berm near parking lot
Comment
CAS-BOT-BC193090
Astragalus pycnostachyus var. pycnostachyus
C. F. B.
1902-10-1
1744
San Mateo
Pillar Point
Comment
SJSU15403
Astragalus pycnostachyus var. pycnostachyus
Toni Corelli
2011-8-31
711 a
San Mateo
Pescadero State Beach and Marsh Natural Preserve, Butano Trail, between Butano Creek and Pescadero Creek Road
4
Comment
UCD164088
Athyrium filix-femina var. cyclosorum
Peter Rubtzoff
1977-11-24
9144
San Mateo
San Bruno Mountains.'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
UC583161
Atriplex leucophylla
Lewis S. Rose
1936-8-16
36713
San Mateo
Granada Granada (Sea Beaches)
3
Comment
JROH1805
Atriplex prostrata
Roxana S. Ferris
1924-10-6
4095
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Lake on Portola Highway
Comment
UC463562
Atriplex triangularis
L. R. Abrams and I. L. Wiggins
1930-11-13
175
San Mateo
Skyline Blvd. 1 mi sw Colma; sw of Colma
Comment
CAS-BOT-BC146077
Avena barbata
J. H. Thomas
1954-4-3
3836
San Mateo
Pilarcitos Creek Road, 3.5 miles northeast of Halfmoon Bay.
121
Comment
CAS-BOT-BC146080
Avena barbata
Elizabeth McClintock; Paul Reeberg
1988-4-26
s.n.
San Mateo
San Bruno Mountains. In Glen Park Canyon. Above Brisbane.
91
Comment
JROH4841
Avena barbata
W. Lennihan
1989-4-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 9.
Comment
SJSU16016
Avena barbata
John Rawlings, Ken Hickman
2016-5-26
1812
San Mateo
Serpentine seep area (Fountain thistle seep) up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line
122
Comment
CDA1749
Avena fatua
T. C. Fuller
1971-6-1
19880
San Mateo
1 mile east of San Gregorio.
0
Comment
JROH4843
Avena fatua
John H. Thomas
1973-4-14
16559
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10528168
Avena occidentalis
Unknown
Anonymous s.n.
San Mateo
Dry hill, Millbrae Meadows.
Comment
UCD56092
Avena strigosa
T. C. Fuller
1971-6-10
19879
San Mateo
1.6 km east of San Gregorio.
Comment
CAS-BOT-BC68326
Azolla filiculoides
Malcom A. Nobs; S. Galen Smith
1949-8-26
1593
San Mateo
Mouth of Pescadero Creek
Comment Read comments Oct 29 2021
JROH5
Azolla filiculoides
S. F. Blake
1927-6-24
9944
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake
Comment
CAS-BOT-BC68329
Azolla filiculoides
Roxana S. Ferris
1920-10-1
2102
San Mateo
Santa Cruz Mountain Peninsula - Mud Lakes, Coalmine Ridge
Comment
HSC5124
Baccharis douglasii
L. S. Rose
1969-8-22
69099
San Mateo
Skyline Blvd. and La Honda Rd.
610
Comment
POM216547
Baccharis douglasii
D. D. Keck
1931-9-27
1271
San Mateo
Dumbarton bridge
Comment
JROH534
Baccharis glutinosa
John H. Thomas
1970-7-5
15669
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC893646
Baccharis glutinosa
Lewis S. Rose
1941-10-31
41172
San Mateo
Searsville Lake
91
Comment
CAS-BOT-BC99530
Baccharis pilularis
P. C. Everett
1934-11-7
6246
San Mateo
Pescadero
198
Comment
POM350441
Baccharis pilularis
D. D. Keck
1931-10-5
1283
San Mateo
1 mile north of Salada Beach
91
Comment
UCR240609
Baccharis pilularis
T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield
2008-6-14
3527
San Mateo
Central Coast, Pebble Beach State Beach, 12.5 mi north of Santa Cruz Co. line, along Hwy 1, Pacific Coast Hwy, 1.65 mi south of road to Pesacadero and 16 mi south of Half Moon Bay
11
Comment
SEINET5556641
Baeria californica
H. S. Gentry
1931-1
95
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
SEINET5625923
Baeria chrysostoma
Unknown
1907-1
8465
San Mateo
San Bruno Hills
Comment
JROH1451
Barbarea orthoceras
John Hunter Thomas
1987-4-7
24175
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near new bridge over San Francisquito Creek
Comment
JROH3916
Bellardia trixago
John H. Thomas
1975-6-5
17930
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near lowflow crossing
Comment
JROH3927
Bellardia trixago
John Hunter Thomas
1988-4-28
24419
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR101678
Bellardia trixago
George K. Helmkamp, E. A. Helmkamp
1998-5-16
3737
San Mateo
Portola Valley, Golden Hills Rd along Los Trancos Creek
107
Comment
UCR122983
Bellardia trixago
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6777
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
SJSU783
Bellardia trixago
M. Bogner
1943-4-24
San Mateo
near Menlo Park
Comment
JEPS121478
Berberis pinnata subsp. pinnata
Adam C. Schneider with C. Matt Guilliams
2013-3-9
38
San Mateo
Crystal Springs Reservoir
Comment
CDA3007
Beta vulgaris
E. L. Labadie
1961-10-24
San Mateo
Railroad tracks at Chestnut Street, Redwood City.
0
Comment
POM55208
Blennosperma nanum var. robustum
A. D. E. Elmer
1903-04
s.n.
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC95344
Bowlesia incana
Walter Knight; Irja Knight
1965-3-28
s.n.
San Mateo
Devil's Arroyo, San Bruno Mountain
Comment
CAS-BOT-BC95343
Bowlesia incana
Walter Knight; Irja Knight
1965-3-28
1107
San Mateo
Trillium Gulch, San Bruno Mountain
Comment
CAS-BOT-BC145406
Brachypodium distachyon
Peter H. Raven
1957-6-30
11015
San Mateo
1.8 mile east of Pescadero on road to La Honda.
Comment
JROH4854
Brachypodium distachyon
W. Lennihan
1980-5-19
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; eastern draw trail to San Francisquito Creek, about 1/3rd way down
Comment
CDA36480
Brachypodium sylvaticum
Ellen Gartside
2011-7-14
s.n.
San Mateo
Woodside; Old La Honda Rd.
Comment
CDA36482
Brachypodium sylvaticum
Ellen Gartside
2011-7-18
s.n.
San Mateo
Woodside; Martinez Rd., north edge of corral.
Comment
JROH5658
Brachypodium sylvaticum
John Rawlings
2014-7-23
1267
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along downhill verge of Rd G between Rd C and the first small drainage crossing Rd G
108
Comment
POM272569
Brassica nigra
Lyman Benson
1939-6-24
9676
San Mateo
Menlo Park.
30
Comment
UC2049865
Brassica nigra
H. W. Johansen
1955-4-10
48
San Mateo
Pescadero Creek Road, about 4 miles E of Pescadero
Comment
JROH4874
Briza maxima
John Hunter Thomas
1989-5-5
24657
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD57161
Briza maxima
S. S. Tillett; I. Sternback
1956-6-25
551
San Mateo
Skyline Drive.
487
Comment
CAS-BOT-BC145331
Briza minor
John H. Thomas
1961-5-13
9344
San Mateo
At Franklin Point.
Comment
CAS-BOT-BC145336
Briza minor
David D. Keck
1932-4-18
1433
San Mateo
Burlingame. On the shore of San Francisco Bay.
2
Comment
JROH4887
Briza minor
John Hunter Thomas
1983-4-5
21320
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along the low-flow crossing
Comment
POM264294
Briza minor
A. A. Beetle
1941-4-20
1738
San Mateo
near San Carlo in open field.
Comment
UC144492
Briza minor
Copeland
1903-5-24
3257
San Mateo
above Crystal Springs Lake
Comment
UCR143328
Briza minor
A. A. Beetle
1941-4-20
1738
San Mateo
Near San Carlos
30
Comment
CAS-BOT-BC482183
Brodiaea appendiculata
Rimo Bacigalupi
1922-5-31
s.n.
San Mateo
Cedro field near Stanford University
Comment
SEINET3884835
Brodiaea coronaria var. macropoda
Lewis S. Rose
1970-4-8
70024
San Mateo
Black Mountain W. of San Mateo.; 0
122
Comment
CAS-BOT-BC484347
Brodiaea elegans subsp. elegans
Margaret A. Barry
1960-6-8
162
San Mateo
slopes on Coal Mine Ridge
Comment
SBBG39527
Brodiaea terrestris subsp. terrestris
L. S. Rose
1970-4-8
70024
San Mateo
Black Mtn, W of San Mateo
121
Comment
UC75263
Brodiaea terrestris subsp. terrestris
C. F. Baker
1902-4-6
462
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC483185
Brodiaea terrestris subsp. terrestris
Philip C. Wheeler
1965-5-25
s.n.
San Mateo
Brisbane Ridge, south of power lines, San Bruno Mountain
Comment
CAS-BOT-BC144143
Bromus
Ned Cahill
1974-4-29
189
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 miles westward from Redwood City.
Comment
CHSC89336
Bromus arenarius
R. Garcia
2004-5-4
1299033
San Mateo
San Francisco Bay area. 2091 Portola Rd, Woodside.
Comment
SEINET3128654
Bromus carinatus
L. R. Abrams
1902-5-11
2462
San Mateo
Carplot Springs
Comment
UCD58154
Bromus carinatus
Janet Jacob
1951-4-1
64
San Mateo
7 miles east of Pescadero.
Comment
CAS-BOT-BC148981
Bromus carinatus var. carinatus
Peter H. Raven
1950-6-3
2253
San Mateo
Woods around San Andreas Lake.
121
Comment
CAS-BOT-BC148996
Bromus carinatus var. carinatus
W. R. Dudley
1894-7-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near La Honda.
Comment
CAS-BOT-BC149013
Bromus carinatus var. carinatus
Walter Knight; Irja Knight
1964-3-15
s.n.
San Mateo
San Bruno Mountain. Colma Canyon. South ridge.
Comment
CAS-BOT-BC148986
Bromus carinatus var. carinatus
W. R. Dudley
1900-3-17
s.n.
San Mateo
Santa Cruz Mountain Peninsula. South slope of Montana Mountains.
Comment
CAS-BOT-BC148768
Bromus carinatus var. marginatus
Catherine A. Toschi
1963-2-23
63 :29
San Mateo
North slope San Bruno Mountains above Crocker Avenue.
152
Comment
SEINET3892511
Bromus diandrus
R. L. Johnson
2012-4-6
12 -003
San Mateo
Half Moon Bay, roadside on Redondo Beach Rd.; 0
25
Comment
CAS-BOT-BC155138
Bromus hordeaceus
Ned Cahill
1974-4-29
190
San Mateo
Near the intersection of Canada and Edgewood Roads, about 3 miles westward from Redwood City.
Comment
CAS-BOT-BC227626
Bromus hordeaceus
Peter Rubtzoff
1976-6-13
8634
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH4939
Bromus laevipes
W. Lennihan
1990-4-20
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Eastern draw, 40 yards down.
Comment
RSA181249
Bromus laevipes
John H. Thomas
1961-5-7
9256
San Mateo
San Bruno Mountain in northern part of county.
305
Comment
JROH5700
Bromus madritensis subsp. madritensis
John Rawlings
2015-4-7
1458
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road F in serpentine prairie west of Escobar Gate
166
Comment
JROH5718
Bromus madritensis subsp. madritensis
John Rawlings
2015-4-26
1649
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near cistern at west side of Field Station.
1120
Comment
POM204676
Bromus marginatus
H. F. Copeland
1903-6-10
1630
San Mateo
Montara Point.
Comment
RSA107096
Bromus marginatus
L. S. Rose
1956-7-2
56115
San Mateo
Skyline Blvd. hills w. of San Mateo
183
Comment
CDA34495
Bromus pseudolaevipes
D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo
2011-4-22
11 .174B
San Mateo
Swanton Rd just S of Ano Nuevo above Weddell Creek.
Comment Read comments Nov 26 2021
SEINET9757293
Bromus rigidus
Robert A. Norris
1975-3-31
San Mateo
near Crocker Ave., San Bruno Mts.
Comment
CAS-BOT-BC161748
Bromus rubens
Fred Hemphill
1973-4-15
679
San Mateo
San Carlos. Area north of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC185394
Bromus vulgaris
W. R. Dudley
1896-7-29
s.n.
San Mateo
Santa Cruz Mountain Peninsula. La Honda.
Comment
UC676750
Cakile edentula
Reed C. Rollins
1941-7-19
2961
San Mateo
along beach at Half Moon Bay Half Moon Bay
Comment
CAS-BOT-BC36870
Cakile edentula var. edentula
Copeland
1903-6-5
3319
San Mateo
Montara Point.
Comment
CAS-BOT-BC36956
Cakile maritima var. maritima
Ira L. Wiggins
1949-7-2
12196
San Mateo
Pescadero Beach.
Comment
CAS-BOT-BC36958
Cakile maritima var. maritima
Robert T. Orr
1961-6-27
s.n.
San Mateo
Ano Nuevo Island.
Comment
CAS-BOT-BC185140
Calamagrostis nutkaensis
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
San Bruno Mountain. Slope below parking lot.
Comment
CAS-BOT-BC185143
Calamagrostis nutkaensis
L. R. Abrams
1927-6-4
s.n.
San Mateo
Pescadero.
Comment
POM199095
Calamagrostis nutkaensis
A. D. E. Elmer
1903-05
5040
San Mateo
San Pedro
Comment
JROH5602
Calamagrostis rubescens
John Rawlings
2014-3-18
1208
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near jct of and between trails 5 and 2.
83
Comment
JEPS127783
Calandrinia ciliata
Adam C. Schneider with C. Matt Guilliams
2013-3-9
54
San Mateo
Comment
CAS-BOT-BC438539
Calandrinia ciliata
John H. Thomas
1974-4-11
17128
San Mateo
To the SE of Canada Road and Edgewood Road. NW of Woodside.
152
Comment
CAS-BOT-BC85765
Calocedrus decurrens
George Oberlander
1949-9-25
397
San Mateo
San Francisco Watershed Reserve - Valley between Fiefield and Sawyer Ridges
Comment Read comments Aug 28 2018
CAS-BOT-BC492205
Calochortus albus
Le Roy Abrams
1901-5-1
1571
San Mateo
Woodside
Comment
CAS-BOT-BC492219
Calochortus albus
Daniel Cohen
1953-6-3
105
San Mateo
Los Trancos Woods.
Comment
CAS-BOT-BC492223
Calochortus albus
Elsie Zeile
1909-5-20
s.n.
San Mateo
Burlingame
Comment
HSC23997
Calochortus albus
Mary Katherine Wicksten
1971-6-16
45
San Mateo
Huddart Park, woods near Oak Flat
Comment
SEINET12044768
Calochortus albus
G. C. Kimber, Roush, L.
1918-1
s.n.
San Mateo
Alpine Rd near Corte Madera Cr
Comment
JROH4625
Calochortus argillosus
John Hunter Thomas
1977-6-7
18734
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC491978
Calochortus luteus
Ned Cahill
1974-5-18
279
San Mateo
Serpentine fields bordered by chaparral near the intersection of Canda and Edgewood roads, about 3 mi westward from Redwood City.
Comment
POM258692
Calochortus luteus
Marion Ownbey, Ruth P. Ownbey
1938-7-7
1699
San Mateo
Santa Cruz Mountains, above Searsville Lake
Comment
POM291026
Calochortus luteus
Lyman Benson
1930-5-3
2117 -A
San Mateo
Hills by Stanford University; Santa Cruz mountain range, Corte Madera Creek watershed
152
Comment
CAS-BOT-BC493993
Calochortus tolmiei
Carl B. Wolf
1929-5-22
3722
San Mateo
Near base of LaHonda grade, Santa Cruz Mts.
182
Comment
CAS-BOT-BC496828
Calochortus tolmiei
W. R. Dudley
1907-4-27
s.n.
San Mateo
Kings Mt., Santa Cruz Mountain Peninsula
Comment
RSA18382
Calochortus venustus
Carl B. Wolf
1927-7-1
526
San Mateo
Above Emerald Lake, back of Redwood City
Comment
CAS-BOT-BC494044
Calochortus venustus
A. D. E. Elmer
1903-7-1
4763
San Mateo
Portola
Comment
JROH558
Calycadenia multiglandulosa
John H. Thomas
1958-11-22
8077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM129524
Calystegia purpurata
A. D. E. Elmer
1903-06
4299
San Mateo
Pescadero Creek
Comment
CAS-BOT-BC224651
Calystegia purpurata subsp. purpurata
Lewis S. Rose
1950-5-20
50141
San Mateo
Emerald Lake region, hills w. of Redwood City
243
Comment
CAS-BOT-BC224666
Calystegia purpurata subsp. purpurata
Elizabeth McClintock; Walter Knight; Irja Knight; Baki Kasapligil
1967-7-18
s.n.
San Mateo
San Bruno Mountains. In Colma Canyon
Comment
RSA60634
Calystegia soldanella
I. L. Wiggins
1950-5-20
12351
San Mateo
Pescadero Beach
Comment
UC465972
Calystegia soldanella
Katharine Brandegee
1913-8-11
San Mateo
Tobin
Comment
JEPS112711
Calystegia subacaulis
Dean W. Taylor
1994-5-10
14267
San Mateo
Edgewood Park; ca. 300 meters SE of junction of Edgewood Road and Canada Road, ca. 200 m W of trail parallel to and on west side of Highway 280
137
Comment
CAS-BOT-BC436440
Calystegia subacaulis
George Oberlander
1950-4-16
739
San Mateo
San Francisco Watershed Reserve, south boundary
Comment
RSA21998
Camissonia micrantha
J. T. Howell
1938-5-1
13773
San Mateo
Colma Canyon.
Comment
POM49683
Camissonia ovata
L. R. Abrams
1902-4-6
2316
San Mateo
Portola
Comment
RSA187227
Camissonia ovata
John H. Thomas
1955-4-6
4839
San Mateo
East facing slope of San Bruno Mountain just north of South San Francisco
30
Comment
RSA449044
Camissonia ovata
Glenn A. Gorelick
1967-4-20
s.n.
San Mateo
Overlooking Daly City, near San Francisco.
Comment
POM271879
Camissonia ovata
Lyman Benson
1928-4-21
96
San Mateo
Stanford University, Santa Cruz Mt., San Francisquito Creek.
122
Comment
SD38657
Camissoniopsis cheiranthifolia subsp. cheiranthifolia
Edith A. Purer
1934-8-14
5916
San Mateo
Half Moon Bay.
Comment
POM204507
Campanula prenanthoides
I. L. Wiggins
1929-7-4
3779
San Mateo
4 miles W of La Honda on hill road to Pescadero Beach.
Comment
SEINET10463048
Campanula prenanthoides
David D. Keck
1934-7-7
Keck 2929
San Mateo
Kings Mountain, west of summit
610
Comment
CAS-BOT-BC37662
Cardamine californica
W. R. Dudley
1903-5-9
s.n.
San Mateo
Santa Cruz Peninsula. Iverson's near Peters Creek.
Comment
CAS-BOT-BC37668
Cardamine californica
Reed Clark Rollins
1941-3-30
2954
San Mateo
4 miles northwest of Woodside.
Comment
CAS-BOT-BC37682
Cardamine californica
C. F. Baker
1902-4-12
501
San Mateo
La Honda.
Comment
CAS-BOT-BC37685
Cardamine californica
David D. Keck
1393
San Mateo
Santa Cruz Mountains. La Honda road above Searsville Lake.
Comment
CAS-BOT-BC37689
Cardamine californica
Javier Penalosa
1963-3-9
2698
San Mateo
San Bruno Mountains. Ravine 0.5 mile east of 1314 foot summit.
304
Comment
CAS-BOT-BC37665
Cardamine californica
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountains. Above Fern Rock.
Comment
CAS-BOT-BC37669
Cardamine californica
Reed Clark Rollins
1941-3-16
2943
San Mateo
Santa Cruz Mountains. East slope of Kings Mountain, 6 miles west of Woodside.
Comment
CAS-BOT-BC37688
Cardamine californica
P. H. Arnaud Jr.
1967-5-6
s.n.
San Mateo
Redwood Roadside Park on La Honda Road.
Comment
POM204309
Cardamine californica var. integrifolia
I. L. Wiggins
1931-2-21
5089 -a
San Mateo
Pescadero Beach, 0.5 mile N of Pebble Beach hotel.
Comment
UC483498
Cardamine californica var. integrifolia
Ira L. Wiggins
1931-2-21
5089 a
San Mateo
1/2 mi n Pebble Beach Hotel (Pescadero Beach); , n of Pebble Beach Hotel
Comment
JROH5678
Cardamine hirsuta
John Rawlings
2015-3-3
1313
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 8
125
Comment
CAS-BOT-BC37984
Cardamine oligosperma
John H. Thomas
1956-4-7
5612 B
San Mateo
Jasper Ridge, about 3.5 miles southwest of Stanford University.
182
Comment
JROH1488
Cardamine oligosperma
Le Roy Abrams
1902-4-5
2308
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1500
Cardamine oligosperma
John Hunter Thomas
1985-4-10
23515
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Whiskey Hill gate
Comment
POM272675
Cardamine oligosperma
Lyman Benson
1929-3-2
990
San Mateo
Hill east of Lake Searsville.
Comment
CAS-BOT-BC37983
Cardamine oligosperma
Walter Knight; Irja Knight
1965-3-28
1018
San Mateo
San Bruno Mountain. Trillium Gulch.
Comment
JROH1502
Cardamine oligosperma
John Hunter Thomas
1989-4-20
24641 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA101040
Cardamine oligosperma
G. Oberlander
1949-4-30
123
San Mateo
Pilarcitos Canyon. San Francisco Watershed Reserve.
Comment
CAS-BOT-BC384842
Cardionema ramosissimum
Walter Knight; Irja Knight
1965-4-20
1082
San Mateo
San Bruno Mountain. Pig Ranch Ravine
45
Comment
CDA6895
Carduus tenuiflorus
T. C. Fuller
1960-4-2
4078
San Mateo
West of Skyline Boulevard, 1.6 miles south of Half Moon Bay Road.
0
Comment
CAS-BOT-BC18186
Carex
W. R. Dudley
1899-4-13
s.n.
San Mateo
San Francisquito Creek below Cedro Cottage Bridge, Stanford University.
Comment
UCSC006296
Carex
Randall Morgan
2001-10-19
3778
San Mateo
Half Moon Bay, Moist flat on RMC Lonestar property, upper San Vincente Ck watershed
Comment
NY25686
Carex amplifolia
L. S. Rose
1933-6-23
33250
San Mateo
Kings Mountain
Comment
JROH4319
Carex barbarae
John Hunter Thomas
1989-6-6
24759
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC19323
Carex barbarae
Alice Eastwood; John Thomas Howell; J. W. Stacey
1938-4-24
5247
San Mateo
Lobitos.
Comment
CAS-BOT-BC19324
Carex barbarae
George Oberlander
1950-4-18
513
San Mateo
San Francisco Watershed Reserve. Marsh, south boundary.
Comment
JEPS109523
Carex brevicaulis
Dean W. Taylor
1992-3-19
12338 b
San Mateo
Bean Hollow, on coastal bluff ca. 400 m n along the coast from the parking area on the beach side of Highway 1 alingment
Comment
SJSU2296
Carex brevicaulis
C. W. Sharsmith
1950-4-16
6625
San Mateo
coastal bluff, Pescadero Point near Pescadero
Comment
SBBG39550
Carex brevicaulis
J. T. Howell
1965-3-29
41035
San Mateo
W end of summit ridge of San Bruno Mtn
396
Comment
CAS-BOT-BC18930
Carex densa
LeRoy Abrams
1902-5-11
2444
San Mateo
Crystal Springs.
Comment
CAS-BOT-BC18944
Carex densa
Margaret A. Barry
1938-5-8
s.n.
San Mateo
On Coal Mine Ridge.
Comment
POM193987
Carex densa
W. R. Dudley
1896-4-4
s.n.
San Mateo
Santa Cruz Mountain Peninsula; Near Summit Springs, Kings Mt.
Comment
POM79201
Carex densa
A. D. E. Elmer
1903-06
4428
San Mateo
Crystal Springs Lake.
Comment
UC30023
Carex densa
J. Burtt Davy
1893-6-17
787
San Mateo
Belmont
Comment
CAS-BOT-BC18943
Carex densa
W. R. Dudley
1900-3-18
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Above keepers house, San Andreas Reservoir.
Comment
SEINET3128102
Carex densa
Unknown
1902-5-11
2444
San Mateo
Crystal S?
Comment
UCD165066
Carex densa
Peter Rubtzoff
1975-5-21
7976
San Mateo
San Bruno Mountains.'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
CAS-BOT-BC21815
Carex harfordii
Alice Eastwood; John Thomas Howell
1938-6-26
6059
San Mateo
Near Pescadero.
Comment
CAS-BOT-BC21818
Carex harfordii
Alice Eastwood; John Thomas Howell
1938-6-26
6070
San Mateo
Pigeon Point.
Comment
CAS-BOT-BC21812
Carex harfordii
George Thomas Oberlander
1950-4-23
847
San Mateo
Cahill Ridge.
Comment
CAS-BOT-BC21819
Carex harfordii
W. R. Dudley
1925-6-12
s.n.
San Mateo
Pescadero Creek below Peters Creek.
Comment
CAS-BOT-BC119446
Carex nudata
W. R. Dudley
1903-6-6
s.n.
San Mateo
Below Iversons near margin of Peter;s Creek at mouth.
Comment
CAS-BOT-BC176400
Carex obnupta
Peter Rubtzoff
1976-6-30
8711
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
SEINET10711654
Carex obnupta
Lewis S. Rose
1936-6-10
Rose 36317
San Mateo
Chinese Cemetery, E. of Baden.
61
Comment
JEPS23935
Carex serratodens
Le Roy Abrams
1902-5-4
8019
San Mateo
Woodside
Comment
POM193944
Carex serratodens
Le Roy Abrams
1902-5-4
2425
San Mateo
Woodside.
Comment
CAS-BOT-BC117640
Carex serratodens
Joseph Whipple Congdon
1901-7-28
s.n.
San Mateo
Spring Valley.
Comment
SEINET13715399
Carex subbracteata
D. W. Taylor
2008-4-16
20180
San Mateo
Half Moon Bay, bluff at the far W end of Redondo Beach Drive.
15
Comment
SEINET4152292
Carex subbracteata
Unknown
1938-5-1
13782
San Mateo
Near south San Francisco
Comment
UCR280167
Carex subbracteata
Peter Rubtzoff
1978-5-18
9172
San Mateo
San Francisco Bay Region, San Bruno Mountains, 'saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction, westernmost part of the area
220
Comment
SEINET10750022
Carex subbracteata
Alice Eastwood, John Thomas Howell; J. W. Stacey
1938-4-24
Eastwood 5245
San Mateo
Half Moon Bay.
Comment
CAS-BOT-BC116814
Carex subbracteata var. subbracteata
John Thomas Howell
1938-5-1
13778
San Mateo
Near South San Francisco.
Comment
CAS-BOT-BC116827
Carex subbracteata var. subbracteata
W. R. Dudley
1908-6-26
s.n.
San Mateo
Edge of Pond, near Coal Mine Ridge Road.
Comment
CAS-BOT-BC115514
Carex tumulicola
W. R. Dudley
1894-5-1
s.n.
San Mateo
Between Woodside and Crystal Springs.
Comment
CAS-BOT-BC227609
Carex tumulicola
Peter Rubtzoff; Elizabeth McClintock; Paul Reeberg
1989-6-3
s.n.
San Mateo
San Bruno Mountains. Shearwater area
30
Comment
CAS-BOT-BC230109
Carpobrotus chilensis
Dr. Barton W. Evermann
1924-6-22
s.n.
San Mateo
Ano Nuevo Island
Comment
SD40038
Carpobrotus chilensis
Edith A. Purer
1933-7-27
5393
San Mateo
Pigeon Point, two miles south
Comment
POM87996
Castilleja affinis
L. R. Abrams
1902-5-20
2475
San Mateo
Kings Mountain
Comment
POM88003
Castilleja affinis
L. R. Abrams
1902-5-11
2437
San Mateo
Crystal Springs Lake.
Comment
POM15998
Castilleja affinis
C. F. Baker
1903-4-6
1877
San Mateo
San Bruno Hills near S.F. [San Francisco]
Comment
SD38150
Castilleja affinis
Delzie Demaree
1932-4-9
8976
San Mateo
Woods, Gov. Ralph Estate
Comment
SEINET12288585
Castilleja affinis
Cummings, McCallum
1933-1
s.n.
San Mateo
in Spring Valley
Comment
JEPS25440
Castilleja affinis subsp. affinis
John Weiler
1961-3-22
6134
San Mateo
0.2 mi s Devil's Slide (about 2.5 mi n of community of Montara, n end of Montara Mtn); Montara Mtn.
Comment
JEPS88798
Castilleja affinis subsp. affinis
T. I. and F. M. Chuang
1991-6-29
7851
San Mateo
ca .33 mi s Pescadero State Beach
Comment
JROH3938
Castilleja affinis subsp. affinis
John H. Thomas
1955-5-6
5013
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
UC138696
Castilleja affinis subsp. affinis
C. F. Baker
1902-4-6
464
San Mateo
Crystal Springs Lake
Comment
JEPS88800
Castilleja affinis subsp. affinis
T. I. and F. M. Chuang
1991-7-3
7860
San Mateo
1.8 mi sw Interstate 280 junction with Route 92 (on Route 92)
Comment
LA209419
Castilleja ambigua
David D. Keck;
1932-4-29
1453
San Mateo
Burlingame-San Mateo city limits
Comment
UCSC006159
Castilleja ambigua
Randall Morgan
1999-7-12
3588
San Mateo
ca. 1+ mile north of Bean Hollow State Beach
Comment
POM194753
Castilleja ambigua subsp. ambigua
D. D. Keck
1927-6-10
394
San Mateo
Radio Station, Montara Point.
0
Comment
JROH3956
Castilleja attenuata
John H. Thomas
1973-4-14
16562
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD234177
Castilleja densiflora
Claude Bonang
1958-4-4
13
San Mateo
Jasper Ridge. Meadow.
Comment
JROH3976
Castilleja densiflora subsp. densiflora
Duncan M. Porter
1961-4-8
749
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near gate on top of ridge
Comment
SBBG54571
Castilleja densiflora subsp. densiflora
F. W. Pennell, D. D. Keck
1940-5-15
25425
San Mateo
4 mi W of Burlingame
152
Comment
JROH5758
Castilleja densiflora subsp. densiflora
M. Ray
1982-4-18
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near Searsville Lab.
Comment
UC27286
Castilleja densiflora subsp. densiflora
Ivar Tidestrom
May 1894
San Mateo
Comment
SEINET13772767
Castilleja exserta
A. A. Heller
1906-1
8381
San Mateo
Near Ocean View, San Francisco.
Comment
SJSU11539
Castilleja exserta subsp. exserta
S. H. Casey
1969-5-18
253
San Mateo
San Bruno Mt
Comment
NY68073
Castilleja franciscana
F. W. Pennell
1940-5-15
25420
San Mateo
E of upper Crystal Springs Lake, SW of San Mateo.
61.0
Comment
RSA428380B
Castilleja franciscana
J. Doty
1969-3-26
595
San Mateo
100 yards E of jct Hwy 35 and 92, near summit of Caost Range, San Francisco Peninsula.
Comment
SEINET10744868
Castilleja franciscana
Francis W. Pennell
1940-5-15
Pennell 25420
San Mateo
Dark adobe clay (roadbank). E. of upper Crystal Springs Lake, s.w. of San Mateo.
61
Comment
JROH3991
Castilleja rubicundula subsp. lithospermoides
Robert Robertson
1954-4-23
101
San Mateo
Jasper Ridge Biological Preserve, Stanford University
170
Comment
JROH3993
Castilleja rubicundula subsp. lithospermoides
John H. Thomas
1958-5-10
7147
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on the top of ridge
Comment
JROH4009
Castilleja rubicundula subsp. lithospermoides
John Hunter Thomas
1989-5-11
24729
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD37771
Castilleja rubicundula subsp. lithospermoides
Edith A. Purer
1933-5-25
3652
San Mateo
Spring Valley Lakes
Comment
JEPS47427
Castilleja subinclusa subsp. franciscana
L. R. Heckard
1964-7-26
1425
San Mateo
0.4 mi from Lobitos Creek rd. jct. rd. with Verde Road (old highway) (above Lobitos Creek valley)
Comment
JEPS103891
Castilleja subinclusa subsp. franciscana
T. I. Chuang and F. M. Chuang
1991-7-3
7859
San Mateo
0.8 mile SW from junction of Interstate 280 and rt. 92 on rt. 92
Comment
JEPS88801
Castilleja subinclusa subsp. franciscana
T. I. and F. M. Chuang
1991-7-3
7859
San Mateo
0.8 mi sw Interstate 280 junction with Route 92 (on Route 92)
Comment
CAS-BOT-BC32579
Castilleja wightii
Adolph Daniel Edward Elmer
1903-7-1
4761
San Mateo
San Pedro
Comment
JEPS18908
Castilleja wightii
Rimo Bacigalupi with G. Thomas Robbins
1955-8-4
5446
San Mateo
1.1 mi n Montara, n limits of town (along Calif Hwy 1, a w end of Montara Mountain); Montara Mountain
Comment
JEPS19717
Castilleja wightii
Peter H. Raven
1957-6-24
10966
San Mateo
just s Linda Mar
Comment
JEPS78275
Castilleja wightii
L. R. Heckard with T. I. Chuang and Mike Morris
1979-6-21
5116
San Mateo
s end Adobe Avenue, San Pedro Valley (below Eucalyptus grove); San Pedro Valley
Comment
RSA189726
Castilleja wightii
Noel Holmgren, James L. Reveal
1966-6-5
2632
San Mateo
Skyline Boulevard (California 35), 0.25 mile south of junction with California 1.
Comment
RSA219032
Castilleja wightii
Walter Knight, I. Knight
1967-1-18
s.n.
San Mateo
Top of Quarry 4. San Bruno Mountain.
Comment
CAS-BOT-BC39381
Caulanthus lasiophyllus
Reed Clark Rollins
1942-4-30
3005
San Mateo
Southeast slope of the San Bruno Hills, about 1 mile west of Brisbane.
Comment
CAS-BOT-BC40391
Caulanthus lasiophyllus
W. R. Dudley
1896-4-4
s.n.
San Mateo
Santa Cruz Peninsula. Near Crystal Springs Lake.
Comment
JEPS127814
Caulanthus lasiophyllus
Adam C. Schneider with C. Matt Guilliams
2013-4-7
78
San Mateo
Comment
CAS-BOT-BC47946
Ceanothus arboreus
George Oberlander
1950-4-2
588
San Mateo
San Andreas Dam
Comment
JROH3525
Ceanothus cuneatus var. cuneatus
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG33462
Ceanothus cuneatus var. dubius
A. D. E. Elmer
-Mar-1903
San Mateo
Portola
Comment
SBBG116527
Ceanothus integerrimus
D. H. Wilken with E. Painter
2003-5-10
16067
San Mateo
Skyline Blvd (St Hwy 35), near head of La Honda Crk, 0.8 linear km NE of Allen Lookout, Santa Cruz Mtns
610
Comment
CAS-BOT-BC51597
Ceanothus oliganthus var. sorediatus
Helen M. Edwards
1917-4-1
s.n.
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC51603
Ceanothus oliganthus var. sorediatus
Brandegee
1890-5-1
38
San Mateo
Mts. between San Francisco and Santa Cruz
Comment
CAS-BOT-BC51604
Ceanothus oliganthus var. sorediatus
Brandegee
1890-5-1
38
San Mateo
Mts. bet. San Francisco and Santa Cruz
Comment
JROH3530
Ceanothus oliganthus var. sorediatus
John H. Thomas
1973-3-12
16492
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3532
Ceanothus oliganthus var. sorediatus
John H. Thomas
1978-4-8
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM223329
Ceanothus papillosus
L. S. Rose
1935-5-3
35144
San Mateo
Skyline Blvd, W of Saratoga.
732
Comment
CAS-BOT-BC52301
Ceanothus thyrsiflorus
A. D. E. Elmer
1903-6-1
4603
San Mateo
Lake San Andreas
Comment
SEINET12209977
Ceanothus thyrsiflorus
Unknown
1932-1
8972
San Mateo
Comment
JROH592
Centaurea calcitrapa
John Hunter Thomas
1977-6-16
18767
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM351492
Centaurea calcitrapa
Edith A. Purer
1933-8-13
18173
San Mateo
Near Belmont
Comment
RSA220002
Centaurea calcitrapa
R. E. Frenkel
1963-12-7
319
San Mateo
San Francisco Water District, Whiting Ridge Road, about 0.4 mile north of the junction with Spring Valley Ridge Road
Comment
UCD130007
Centaurea calcitrapa
P. B. Kennedy
1916-5-7
s.n.
San Mateo
vacants lots around Burlingame.
Comment
UCD130018
Centaurea cyanus
Jane A. Reese
1966-6-11
125
San Mateo
northwest slope, Whiskey hill road, 1 mile from Junction with Woodside Road.
152
Comment
JROH601
Centaurea melitensis
John H. Thomas
1973-6-15
16849
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM54379
Centaurea melitensis
A. D. E. Elmer
1903-06
4281
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC277127
Centaurea melitensis
John H. Thomas
1963-5-20
10107
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
RSA101008
Centaurea melitensis
G. Oberlander
1950-5-6
895
San Mateo
Near San Anreas Lake, San Francisco Watershed Reserv
Comment
JROH605
Centaurea solstitialis
John Hunter Thomas
1977-6-16
18765
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH607
Centaurea solstitialis
John Hunter Thomas
1982-6-7
21027
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old sandy beach
Comment
RSA407369
Centaurea solstitialis
Lyman Benson
1932-7-25
3954
San Mateo
Menlo Park.
30
Comment
UC763213
Centaurium davyi
R. F. Hoover
1941-5-20
5112
San Mateo
near Martin Creek (grade above Portola on La Honda road)
Comment
CAS-BOT-BC272817
Centromadia parryi subsp. parryi
David D. Keck
1931-10-5
1291
San Mateo
Salada Beach
Comment
SEINET3146197
Centromadia pungens
L. S. Rose
1938-8-18
38231
San Mateo
San Mateo
6
Comment
SEINET3385989
Centromadia pungens
Lewis S. Rose
1938-8-18
38231
San Mateo
Open fields.
6
Comment
CAS-BOT-BC279327
Centromadia pungens subsp. pungens
Roxana Stinchfield
1915-9-19
250
San Mateo
Santa Cruz Mountain Peninsula. Fields near Salt Marshes, Palo Alto
Comment
SJSU5744
Centromadia pungens subsp. pungens
L. S. Rose
1965-9-20
65106
San Mateo
Burlingame, Trousdale Dr. & California Dr.
9
Comment
CAS-BOT-BC384957
Cerastium arvense
David D. Keck
1932-3-27
1410
San Mateo
Stanford University; near the quarry on Matadero Creek
Comment
CAS-BOT-BC388385
Cerastium glomeratum
John H. Thomas
1964-4-30
10355
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JROH1690
Cerastium glomeratum
John H. Thomas
1963-4-17
10036 C
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of road near the "riders shack" at the Searsville end of the ridge
Comment
JROH1692
Cerastium glomeratum
John H. Thomas
1969-4-20
14897
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC388395
Cerastium glomeratum
Walter Knight; Irja Knight
1965-3-21
948
San Mateo
San Bruno Mountain. North Power Line Ridge
Comment
CAS-BOT-BC135470
Cercocarpus betuloides var. betuloides
W. R. Dudley
1902-11-2
s.n.
San Mateo
Bank os San Francisquito Cr. half mile above Adelanta Vill bridge.
Comment
JROH3613
Cercocarpus betuloides var. betuloides
W. R. Dudley
1893-12-3
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Dam
Comment
JROH3620
Cercocarpus betuloides var. betuloides
John H. Thomas
1961-6-14
9541
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3622
Cercocarpus betuloides var. betuloides
John H. Thomas
1961-6-14
9541
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET11248322
Cercocarpus montanus
M. E. Springer
1946-9-1
725
San Mateo
Near Searsville Lake
Comment
RSA299223
Chamaesyce serpens
J. T. Howell
1979-8-11
53359
San Mateo
Airport Sheraton, Airport Blvd., Burlingame.
Comment
JROH1950
Chamaesyce serpillifolia subsp. serpillifolia
James McMurphy
1906-8-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1817
Chenopodium berlandieri var. sinuatum
John Rawlings
2011-8-2
1100
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry bed of San Francisquito Creek near Dennis Martin site marker.
71
Comment
JROH1819
Chenopodium californicum
John H. Thomas
1966-4-29
11585
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM164765
Chenopodium murale
C. F. Baker
1902-9-2
1549
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC497724
Chlorogalum pomeridianum
Fred Hemphill
1973-5-14
806
San Mateo
San Carlos, Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC497728
Chlorogalum pomeridianum
Hester R. Davis
1920-6-2
199
San Mateo
Serpentine Creek and Redwood City
Comment
CAS-BOT-BC246318
Chloropyron maritimum subsp. palustre
L. R. Abrams
1914-7-16
5124
San Mateo
Cooley's Landing on San Francisco Bay
Comment
SEINET3828530
Chorizanthe cuspidata var. marginata
A. D. E. Elmer
1903-1
4828
San Mateo
San Pedro.
Comment
RSA489244
Chorizanthe membranacea
C. Rose Broome, Cristalyn M. Cagle
1978-6-17
2166
San Mateo
Nacimiento - Ferguson Road 3 miles east of its junction with California Highway 1, and 4.1 miles west of Nacimiento Guard Station, Los Padres National Forest
427
Comment Read comments Oct 1 2021
SEINET4183191
Chorizanthe robusta
K. Brandegee
1905-1
San Mateo
Comment
RSA476617
Chrysolepis chrysophylla
E. A. Purer
1932-7-18
4001
San Mateo
King's Mountain.
Comment
UC565402
Chrysolepis chrysophylla var. minor
Charles M. Belshaw
1935-1-25
1468
San Mateo
2.5 mi nw Sierra Moreno Peak; South Coast Range
Comment
JROH2586
Cicendia quadrangularis
John H. Thomas
1973-4-20
16579
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC277887
Cirsium brevistylum
David D. Keck
1934-7-7
2932
San Mateo
Kings Mountain, west of summit
579
Comment
CAS-BOT-BC100936
Cirsium fontinale var. fontinale
John Thomas Howell
1932-10-19
10852
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC100946
Cirsium fontinale var. fontinale
A. D. E. Elmer
1903-6-1
4292
San Mateo
Crystal Springs Lake
Comment
UCD130570
Cirsium fontinale var. fontinale
T. C. Fuller
1960-6-23
4541
San Mateo
east shore of Upper Crystal Springs Lake, 0.7 mile south of road across lake.
Comment
JROH630
Cirsium occidentale var. occidentale
John Hunter Thomas
1979-6-12
19590
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam near "old" low-flow crossing
Comment
CAS-BOT-BC280509
Cirsium quercetorum
John H. Thomas
1961-5-14
9378
San Mateo
Just north of dam on San Mateo Creek
121
Comment
CAS-BOT-BC280521
Cirsium quercetorum
Alice Eastwood; John Thomas Howell
1938-6-26
6078
San Mateo
Crystal Springs Lake
Comment
JEPS80473
Cirsium quercetorum
L. R. Heckard
1981-5-25
5663
San Mateo
on e side of the s end Lower Crystal Springs Reservoir (nw of junction (freeway interchange) of highway state <sic> 92 and U. S. 280)
Comment
RSA0070861
Cirsium quercetorum
John H. Thomas
1958-6-11
7227
San Mateo
About 4.3 miles due E of Belmont near Crystal Springs Reservoir.
91
Comment
CAS-BOT-BC285864
Cirsium vulgare
John H. Thomas
1963-7-19
10198
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
CAS-BOT-BC285868
Cirsium vulgare
Phillip C. Wheeler
1965-8-14
s.n.
San Mateo
San Bruno Mountain. Brisbane Lagoon
Comment
SBBG14780
Cirsium vulgare
P. H. Raven
1961-8-24
16585
San Mateo
E side of Crystal Springs Lakes
Comment
RSA791714
Clarkia
Robert F. Thorne, P. Everett
1965-8-1
35076
San Mateo
21.5 miles S of Golden Gate Bridge.
69
Comment
SJSU15228
Clarkia amoena subsp. whitneyi
Toni Corelli
2012-7-12
804
San Mateo
Wavecrest, north of Redondo Road, west of Highway 1 in Half Moon Bay
24
Comment
RSA41290
Clarkia epilobioides
Robert F. Hoover
1941-4-23
4904
San Mateo
Redwood City hills
Comment
CAS-BOT-BC163966
Clarkia purpurea subsp. quadrivulnera
Ned Cahill
1974-4-30
220
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City. Area partly destroyed by road building.
Comment
JROH3010
Clarkia purpurea subsp. viminea
D. E. Breedlove
1971-5-31
19347
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH3008
Clarkia purpurea subsp. viminea
Duncan M. Porter
1960-5-26
702
San Mateo
Jasper Ridge Biological Preserve, Stanford University; N part of ridge, above Searsville Lake
Comment
CAS-BOT-BC165148
Clarkia rubicunda
Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight
1963-6-23
s.n.
San Mateo
Lower part of Colma Canyon
Comment
CAS-BOT-BC165167
Clarkia rubicunda
Margaret A. Barry
1937-6-22
159
San Mateo
Exposed slopes on Coal Mine Ridge
Comment
CAS-BOT-BC165170
Clarkia rubicunda
L. R. Abrams
1907-8-26
s.n.
San Mateo
Kings Mountain
Comment
JROH3012
Clarkia rubicunda
John H. Thomas
1962-5-31
9891
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge end
Comment
JROH3021
Clarkia rubicunda
John H. Thomas
1975-7-31
17983
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3023
Clarkia rubicunda
John Hunter Thomas
1977-6-7
18730
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18380
Clarkia rubicunda
Carl B. Wolf
1927-7-1
528
San Mateo
Above Emerald Lake, back of Redwood City.
Comment
UC114009
Clarkia rubicunda
Katharine Brandegee
1908-7-26
San Mateo
near Half Moon Bay; Moss Beach
Comment
UC1279907
Clarkia rubicunda
Peter H. Raven
1957-6-24
10969
San Mateo
0.5 mi s San Gregorio (on old coast highway)
Comment
UC1279951
Clarkia rubicunda
Peter H. Raven
1957-6-30
11012
San Mateo
near bridge Tunitas Creek (along State Highway 1)
Comment
CAS-BOT-BC165127
Clarkia rubicunda
L. R. Abrams
1907-8-25
s.n.
San Mateo
Between Pescadero and Half Moon Bay
Comment
CAS-BOT-BC165138
Clarkia rubicunda
Milo S. Baker
Aug.
252 a-'25
San Mateo
Pescadero
Comment
SD88531
Clarkia rubicunda
Darley F. Howe
1972-6-25
San Mateo
Ocean bluff, 7.5 miles North of Half Moon Bay
Comment
SEINET12189237
Clarkia rubicunda
Unknown
1932-1
9247
San Mateo
near Pescadero
Comment
UC1561235
Clarkia rubicunda
Barbara Ertter
1989-6-4
8556 a
San Mateo
near jct. Crocker Ave. and Alexander Ave. (n side of hill that is n-most extension of San Bruno Mt. on n side of Guadalupe Canyon); Daly City
Comment
UC306526
Clarkia unguiculata
A. D. E. Elmer
June, 1903
4293
San Mateo
Alpine School House
Comment Read comments Oct 6 2011
CAS-BOT-BC439292
Claytonia exigua subsp. exigua
Lewis S. Rose
1937-4-24
37227
San Mateo
Emerald Lake.
106
Comment
JROH3336
Claytonia exigua subsp. exigua
John Hunter Thomas
1992-4-9
25133
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC439594
Claytonia parviflora subsp. parviflora
Fred Hemphill
1973-4-8
656
San Mateo
San Carlos. Area north of Malabar Rd. and Melendy Dr.
207
Comment
UCD100726
Claytonia perfoliata
E. Jacqueline Garcia
1986-4-19
s.n.
San Mateo
San Bruno Mountains, 0.25 mile from Summit Loop trailhead on Guadeloupe Canyon Road.
Comment
CAS-BOT-BC439987
Claytonia perfoliata subsp. mexicana
Fred Hemphill
1973-4-22
698
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
JROH3347
Claytonia perfoliata subsp. perfoliata
John H. Thomas
1967-4-28
12725
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near "Oaks"
Comment
JROH3349
Claytonia perfoliata subsp. perfoliata
John H. Thomas
1977-4-8
18525
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3405
Clematis lasiantha
John H. Thomas
1958-5-10
7160
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Chaparral at west end of ridge
Comment
UCD18535
Clinopodium douglasii
Roman Gankin
1950-6-25
2
San Mateo
about 2 miles from Alameda de Las Puigas Rd., behind Stanford University, off Sandhill Rd.
Comment
JEPS6369
Collinsia heterophylla
Rimo Bacigalupi and G. T. Robbins
1954-6-18
4551
San Mateo
1/4 mi w, along Alpine Rd Skyline Blvd
701
Comment
JROH4015
Collinsia heterophylla var. heterophylla
John H. Thomas
1972-5-5
16083
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC240924
Collinsia multicolor
A. A. Heller
1907-5-28
8580
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
CAS-BOT-BC240928
Collinsia multicolor
Reed C. Rollins
1941-3-22
2953
San Mateo
San Bruno Hills, 2 miles southeast of Daly City
Comment
CAS-BOT-BC240937
Collinsia multicolor
Miss E. Cannon
1891-1-1
s.n.
San Mateo
S.S.F.
Comment
CHSC56998
Collinsia multicolor
Josephine Boyd
1988-5-11
San Mateo
Along the old stagecoach roal parallel to Crystal Springs Road ca 250 ft sw of its jct. with Polhemus Road in San Mateo.
83
Comment
UC26675
Collinsia multicolor
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1134
San Mateo
Pilarcitos Lake and Canyon
Comment
CHSC55725
Collomia heterophylla
Steven Triano
1988-5-24
260
San Mateo
Along Old La Honda Road ca 0.6 mi s of its jct. with Portola Road and 3.8 mi s of Woodside.
176
Comment
JROH213
Conium maculatum
John Hunter Thomas
1980-5-6
19932
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET4182808
Conium maculatum
Robert A. Norris
1985-10-11
4979
San Mateo
San Francisco, near S end of Middle Lake, Chain of Lakes, Gold State Park, San Francisco F. Co., Calif. Fls. white.
Comment
JROH1857
Convolvulus arvensis
John Hunter Thomas
1989-5-9
24701
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0059768
Convolvulus subacaulis
Lewis S. Rose
1956-5-28
56080
San Mateo
Skyline Blvd. W of San Mateo.
182
Comment
CAS-BOT-BC344849
Conyza
Peter Rubtzoff
1987-11-27
9887
San Mateo
San Bruno Mountains, Saddle area on north side of Guadalupe Canyon parkway west of Radio Road junction. Western upper edge of East Fork Colusa Creek Canyon.
Comment
RSA176609
Conyza canadensis
John H. Thomas
1961-8-27
9694
San Mateo
Colma; open sandy field near intersection of El Camino Real and F Street
46
Comment
RSA120502
Corallorhiza maculata
S. S. Tillett, I. Sternback
1956-6-25
546
San Mateo
Along ridge on border of Middleton property and Portola State Park, south side of road to park
396
Comment
UCD77568
Corallorhiza maculata
Robert E. Preston
2001-5-30
1534
San Mateo
Ca. 9 mi nnw of Boulder Creek.
365
Comment
JROH4765
Corallorhiza striata
John Hunter Thomas
1985-4-25
23568
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET5796159
Cordylanthus pilosus
L. S. Rose
1941-1
41362
San Mateo
Woodside.
Comment
RSA181266
Cordylanthus pilosus subsp. pilosus
John H. Thomas
1958-8-1
7377
San Mateo
Between Searsville and Skyline.
Comment
RSA101017
Cordylanthus pilosus subsp. pilosus
G. Oberlander
1949-7-30
355
San Mateo
South of Upper Crystal Springs Lake, San Francisco Watershed Reserve.
Comment
CAS-BOT-BC101476
Corethrogyne filaginifolia
David D. Keck
1932-5-25
1785
San Mateo
East side of Crystal Springs Lake
Comment
RSA187486
Cornus californica
John H. Thomas
1954-4-3
3817
San Mateo
Along San Gregorio Creek about 1.5 miles west of La Honda. Alt. about 350 feet.
Comment
RSA54182
Cornus glabrata
C. B. Wolf
1931-8-20
3870
San Mateo
3 miles west of Mayfield on road to La Honda.
91
Comment
CAS-BOT-BC210355
Cornus sericea
J. H. Thomas
1954-4-3
3817
San Mateo
Along San Gregorio Creek about 1.5 miles west of La Honda
106
Comment
CAS-BOT-BC180369
Corylus cornuta subsp. californica
David D. Keck
1932-2-12
1362
San Mateo
La Honda road, E slope of Coast Range above Searsville Lake
304
Comment
JROH1332
Corylus cornuta subsp. californica
John H. Thomas
1959-4-5
7668
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC180374
Corylus cornuta subsp. californica
Walter Knight
1964-9-14
849
San Mateo
On sandstone ridge between Peak Mt. and Highway 1
Comment
POM217105
Corylus cornuta var. californica
D. D. Keck
1932-2-12
1362
San Mateo
La Honda Road, east slope of Coast Range above Searsville Lake.
305
Comment
RSA481440
Corylus cornuta var. californica
Paul C. Silva
1948-1-31
2621
San Mateo
Skyline Blvd. just north of junction of Alpine Creek Road.
701
Comment
RSA481441
Corylus cornuta var. californica
L. S. Rose
1938-2-23
38079
San Mateo
Woodside.
152
Comment
SEINET12034011
Corylus cornuta var. californica
J. H. Thomas
1959-1
7668
San Mateo
Jasper Ridge,about 5 mi SW of Palo Alto
91
Comment
JROH3635
Cotoneaster pannosus
John H. Thomas
1974-10-12
17622
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3644
Cotoneaster pannosus
John Hunter Thomas
1983-6-2
22329
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH662
Cotula coronopifolia
John Hunter Thomas
1981-7-12
20707
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of water along old beach
Comment
CAS-BOT-BC291462
Cotula coronopifolia
Javier Penalosa
1963-2-23
2658
San Mateo
South of Crocker Ave., San Bruno Mountain
213
Comment
RSA706101
Cotula mexicana
Don Pendleton
2002-4-8
s.n.
San Mateo
San Francisco Bay Region: Sharp Park Golf Course, Pacifica
15
Comment
UCR121261
Cotula mexicana
Don Pendleton
2002-4-8
s.n.
San Mateo
San Francisco Bay Region, Sharp Park Golf Course, Pacifica
15
Comment
UCD101809
Crassula aquatica
Malcolm A. Nobs
1949-8-26
1580
San Mateo
About 1 mile south of Half Moon Bay.
Comment
JROH1890
Crassula connata
John Hunter Thomas
1985-4-10
23516
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3651
Crataegus monogyna
John H. Thomas
1965-4-10
10560
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3653
Crataegus monogyna
John H. Thomas
1967-6-1
12972
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3660
Crataegus monogyna
John Hunter Thomas
1989-4-20
24638
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near caretakers trailers
Comment
JROH3662
Crataegus monogyna
John Hunter Thomas
1992-5-19
25339
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD163786
Crepis capillaris
Peter Rubtzoff
1988-6-9
9926
San Mateo
San Bruno Mountains, near parking lot on east side of 'saddle' area.
Comment
JROH666
Crepis vesicaria subsp. taraxacifolia
John H. Thomas
1964-4-19
10323
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville end of ridge
Comment
JROH672
Crepis vesicaria subsp. taraxacifolia
John Hunter Thomas
1989-6-6
24765
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1952
Croton setiger
John H. Thomas
1958-11-22
7508
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1963
Croton setiger
John Hunter Thomas
1992-7-24
25394
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1374
Cryptantha microstachys
John H. Thomas
1973-4-7
16518
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1387
Cryptantha torreyana var. pumila
John Rawlings
2009-5-7
1067
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North edge of Trail 9.
162
Comment
RSA735620
Cupressus abramsiana subsp. butanoensis
John Silba
2004-12-28
B- 423
San Mateo
Pescadero County Park, on Butano Ridge, ca. 5.0-5.5 miles east of Dearborn Park Road
396
Comment
RSA704404
Cupressus abramsiana subsp. butanoensis
John Silba
2004-12-28
B- 424
San Mateo
CA., San Mateo County., Pescadero County Park, on Botano Ridge, ca. 5-5.5 miles East of Dearborn Park Road,
375
Comment
RSA735619
Cupressus abramsiana subsp. butanoensis
John Silba
2004-12-28
B- 421
San Mateo
Pescadero County Park, on Butano Ridge, ca. 5 miles east of Dearborn Park Road.
427
Comment
CAS-BOT-BC80790
Cupressus macrocarpa
J. H. Thomas
1964-6-19
10423
San Mateo
About 1/2 mi below Skyline Blvd. on Half Moon Bay Road toward Crystal Springs Reservoir.
Comment
JROH1859
Cuscuta californica var. californica
John Hunter Thomas
1978-7-2
19240
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Rider's Shack
Comment
UC153904
Cuscuta salina var. major
L. R. Abrams
1906-9-30
San Mateo
Cooley's Landing
Comment
JEPS88622
Cynara cardunculus subsp. cardunculus
John Thomas Howell
1956-11-14
31961
San Mateo
Bayshore Highway just south of Main Street, Redwood City
Comment
UC1195195
Cynara cardunculus subsp. cardunculus
John H. Thomas
1960-6-25
8800
San Mateo
between railroad tracks and El Camino Real (along creek running into Redwood Slough, near Maple Street, Redwood City); Redwood City, Redwood Slough
7
Comment
RSA120949
Cynara scolymus
J. T. Howell
1956-11-14
31961
San Mateo
Bayshore Highway just south of Main Street, Redwood City.
Comment
JROH5001
Cynodon dactylon
John H. Thomas
1967-11-5
14135
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5003
Cynodon dactylon
John H. Thomas
1973-6-10
16819
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1389
Cynoglossum grande
Le Roy Abrams
1902-4-6
2317
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
RSA130387
Cynoglossum grande
A. M. Patterson
1907-4-27
s.n.
San Mateo
Kings Mt. Santa Cruz Peninsula.
Comment
RSA15257
Cynoglossum grande
C. B. Wolf
1927-2-26
220
San Mateo
Under oaks on the La Honda Grade.
Comment
SEINET191755
Cynoglossum grande
R. C. Foster
1937-4-30
245
San Mateo
Along Skyline Blvd just N of road to La Honda
Comment
CDA40497
Cynoglossum grande
T. C. Fuller
1960-4-2
4083
San Mateo
La Honda Rd., 0.4 mile north of La Honda.
0
Comment
SEINET12280949
Cynoglossum grande
Unknown
1932-1
8924
San Mateo
Comment
CAS-BOT-BC114452
Cyperus eragrostis
John Thomas Howell
1926-10-9
2216
San Mateo
Near Lake San Andreas
Comment
JROH4379
Cyperus eragrostis
John Hunter Thomas
1978-5-23
19224
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4384
Cyperus eragrostis
John Hunter Thomas
1983-7-7
22817
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just below dam.
Comment
CAS-BOT-BC114462
Cyperus eragrostis
Lewis Samuel Rose
1965-9-20
65107
San Mateo
Burlingame, moist open fields. Trousdale Dr & California Dr.
9
Comment
SBBG32286
Cyperus eragrostis
L. S. Rose
1965-9-20
San Mateo
Burlingame, Trousdale Drive and California Drive
9
Comment
UCD163784
Cyperus eragrostis
Peter Rubtzoff
1988-6-9
9924
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction, along Old Guadalupe Road in the northwestern part of the 'Saddle' area, east of Saddle Trail junction.
Comment
JROH4400
Cyperus erythrorhizos
John Hunter Thomas
1988-10-17
24597
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH4402
Cyperus erythrorhizos
Toni Corelli
2008-10-1
347
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake.
103
Comment
UC673588
Cypripedium fasciculatum
Monica Deitrich
March 1927
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC198192
Cytisus scoparius
Charles Piper Smith
1922-4-29
3507
San Mateo
Lake San Andreas
Comment
CAS-BOT-BC198212
Cytisus striatus
Elizabeth McClintock; Paul Reeberg
1988-3-15
s.n.
San Mateo
Olivet Ravine, San Bruno Mountains
Comment
JROH5028
Dactylis glomerata
John Hunter Thomas
1988-5-12
24458
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Grassy area near bridge between the two parts of Searsville Lake
Comment
CAS-BOT-BC445492
Damasonium californicum
Alice Eastwood
1922-4-24
11200
San Mateo
On road between Princeton and Morman
Comment
JROH5037
Danthonia californica
John H. Thomas
1968-5-3
14437
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18328
Danthonia californica var. americana
C. B. Wolf
1929-5-10
3707
San Mateo
Coast at Pigeon Pt. South of Pescadero.
Comment
UCD61017
Danthonia californica var. americana
A. A. Beetle
1942-6-11
3516
San Mateo
5 miles south of San Bruno.
Comment
UC872608
Datisca glomerata
Roxana Stinchfield
1915-10-14
257
San Mateo
San Francisquito Creek; Santa Cruz Mountain Peninsula, San Francisquito Creek
Comment
UCD127385
Daucus carota
Rimo Bacigalupi; G. Thomas Robbins
1955-8-4
5444
San Mateo
along grade on Highway No. 1, just south of Pedro Valley.
Comment
OBI48631
Deinandra corymbosa
Lewis S. Rose
1937-8-29
37644
San Mateo
Moss Beach
15
Comment
UC32721
Deinandra corymbosa
J. Burtt Davy
1893-6-17
812
San Mateo
Belmont
Comment
UC419710
Deinandra corymbosa
Mrs. H. P. Bracelin
1930-10-26
131
San Mateo
between Half Moon Bay and Santa Cruz (s of Pescadero, Ocran Road)
Comment
SD30843
Deinandra corymbosa
Marie Cummings
1933-6-5
2124
San Mateo
Near Spring Valley Lake
Comment
UC1069489
Deinandra corymbosa
G. E. Sindel
1935-7-25
305
San Mateo
mouth Pescadero Creek
Comment
CAS-BOT-BC299207
Deinandra corymbosa subsp. corymbosa
W. R. Dudley
1893-5-17
s.n.
San Mateo
Near Milbrae
Comment
CAS-BOT-BC292116
Delairea odorata
John H. Thomas
1956-12-23
6480
San Mateo
At 198 Oak Court, Menlo Park
Comment
CAS-BOT-BC9222
Delphinium californicum
Lewis Samuel Rose
1965-5-3
65058
San Mateo
San Bruno Mountains, Colma Canyon
60
Comment
CAS-BOT-BC9215
Delphinium californicum
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
San Bruno Mountain, Romanzoffia Ravine
396
Comment
CAS-BOT-BC9209
Delphinium californicum subsp. californicum
Adolph Daniel Edward Elmer
1903-7-1
4548
San Mateo
Pilarcitos Stone Dam
Comment
CAS-BOT-BC9248
Delphinium decorum
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountains, above Fern Rock
Comment
UC854136
Delphinium hesperium
Alice Eastwood
1912-6-10
320
San Mateo
Crystal Springs
Comment
JROH3448
Delphinium hesperium subsp. hesperium
John Hunter Thomas
1981-5-25
20637
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC9872
Delphinium nudicaule
David Daniels Keck
1934-7-7
2928
San Mateo
Kings Mountain, west of summit.
609
Comment
RSA10344
Delphinium nudicaule
H. A. Barker
1926-5-1
575
San Mateo
Kings Mt.
Comment
CAS-BOT-BC116522
Delphinium patens subsp. patens
Margaret A. Barry
1937-4-4
32
San Mateo
on Coal Mine Ridge
Comment
JROH3459
Delphinium patens subsp. patens
John Hunter Thomas
1985-4-11
23521
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Grassy area below and to the east of Searsville Dam
Comment
CAS-BOT-BC7929
Delphinium variegatum
Adolph Daniel Edward Elmer
1903-5-1
4796
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC7932
Delphinium variegatum
A. J. Ward Hornby
1952-5-10
113
San Mateo
In hills behind Searsville Lake
426
Comment
JROH3466
Delphinium variegatum subsp. variegatum
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM202455
Delphinium variegatum subsp. variegatum
L. S. Rose
1933-4-30
33125
San Mateo
Redwood City
Comment
JEPS48647
Dendromecon rigida
Elsa Kraeger
1926-2-21
San Mateo
along roadside n La Honda
Comment
CAS-BOT-BC630
Dendromecon rigida subsp. rigida
George Thomas Oberlander
1950-3-11
414
San Mateo
Southern boundary on Cahill Ridge.
Comment
CAS-BOT-BC633
Dendromecon rigida subsp. rigida
Ira L. Wiggins
1925-5-24
1747
San Mateo
Grade between Woodside and La Honda.
Comment
POM205845
Deschampsia cespitosa
E. B. Copeland
1903-6-10
3305
San Mateo
Montara Point.
Comment
SJSU15936
Deschampsia cespitosa subsp. cespitosa
John Rawlings, Ken Hickman
2016-5-26
1807
San Mateo
Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line
122
Comment
CAS-BOT-BC192597
Deschampsia cespitosa subsp. holciformis
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
Crocker Hills
Comment
UC157095
Deschampsia cespitosa subsp. holciformis
Dr. E. B. Copeland
1903-6-10
3305
San Mateo
Montara Point
Comment
UCD63821
Deschampsia cespitosa subsp. holciformis
R. Tofsrud
1949-6-1
San Mateo
Hwy. #5, ca. 6 mi. from S.F. Co. line.
Comment
JROH5046
Deschampsia danthonioides
John H. Thomas
1957-4-16
6654 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC201908
Deschampsia elongata
W. R. Dudley
1908-6-26
s.n.
San Mateo
Edge of Dry Pond, Coal Mine Ridge Road
Comment
CAS-BOT-BC201912
Deschampsia elongata
M. E. Lang
1923-5-1
s.n.
San Mateo
(Coal Mine Ridge) Mud Lakes
Comment
CAS-BOT-BC905
Dicentra chrysantha
Mrs. Ernest Meiere
1916-6-1
s.n.
San Mateo
Mt. Diablo
Comment
CAS-BOT-BC706
Dicentra formosa subsp. formosa
Walter Knight; Irja Knight
1965-4-11
1024
San Mateo
Guadalupe Road near big rock at Guadalupe Creek.
Comment
CAS-BOT-BC500897
Dichelostemma capitatum
Margaret A. Barry
1937-5-15
119
San Mateo
Coal Mine Ridge
Comment
CAS-BOT-BC500932
Dichelostemma capitatum
Javier Penalosa
1963-2-23
2661
San Mateo
San Bruno Mtn. Ravine south of Crocker Ave.
182
Comment
SEINET12044684
Dichelostemma capitatum
R. S. Ferris
1921-1
2149
San Mateo
San Bruno Mt.
183
Comment
JEPS127848
Dichelostemma capitatum subsp. capitatum
Adam C. Schneider
2013-4-7
86
San Mateo
Comment
POM169432
Dichelostemma capitatum subsp. capitatum
C. F. Baker
1902-5-4
761
San Mateo
Woodside.
Comment
JROH4665
Dichelostemma congestum
John Hunter Thomas
1982-4-23
20836
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Picnic area
Comment
CHSC56594
Digitalis purpurea
Steven Triano
1988-5-24
168
San Mateo
Along se side of Old La Honda Road ca 0.5 air miles e of SkyLonda.
405
Comment
JROH5082
Digitaria sanguinalis
Ann Lambrecht
2004-7-21
13
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Corte Madera Creek near intersection with Trail 12.
Comment
CAS-BOT-BC150442
Diplacus aurantiacus
Elizabeth McClintock; Carlyn Halde
1963-6-23
s.n.
San Mateo
unspecified
Comment
JROH1908
Dipsacus sativus
John H. Thomas
1964-11-15
10528 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; to the northeast of the dam
Comment
JROH1910
Dipsacus sativus
John Hunter Thomas
1981-10-25
20773
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near main gate
Comment
CAS-BOT-BC121864
Dirca occidentalis
J. H. Thomas
1962-3-24
9840
San Mateo
Isenberg Ranch near Langley Hill
548
Comment
CAS-BOT-BC121868
Dirca occidentalis
Alice Eastwood
1922-5-31
11334
San Mateo
Crystal Springs Lakes
Comment
HSC67074
Dirca occidentalis
Richard Spjut, Donald Stoffey
1980-5-16
6197
San Mateo
Crystal Springs Reservoir, 2 mi. W of San Mateo.
61
Comment
JROH4204
Dirca occidentalis
John H. Thomas
1970-1-1
15496
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4216
Dirca occidentalis
Carol Zabel
1989-2-20
1
San Mateo
Jasper Ridge Biological Preserve, Stanford University. 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
RSA169345
Dirca occidentalis
L. S. Rose
1964-3-9
s.n.
San Mateo
North end of Crystal Springs Lake
122
Comment
RSA3067
Dirca occidentalis
Carl B. Wolf
1931-8-20
2324
San Mateo
Los Trancos Creek, 2 miles back of Stanford University, near Schenkel's Camp.
91
Comment Read comments Jul 18 2011
SBBG26820
Dirca occidentalis
L. S. Rose
1939-4-12
39060
San Mateo
Crystal Springs Lake
152
Comment
UC765088
Dirca occidentalis
R. F. Hoover
1941-2-12
4761
San Mateo
above La Honda; La Honda Creek
Comment
SEINET6957401
Dirca occidentalis
Lorin I. Nevling
1996-2-16
346
San Mateo
San Pedro Valley Park, Brooks Creek Trail in view of Brooks Falls. "Western Leatherwood."
Comment
RSA244344
Disporum hookeri var. hookeri
C. W. Tilforth, John Dourley
1973-7-19
933
San Mateo
Gazos Creek Road, between Butano and Big Basin State Parks
Comment
POM196567
Disporum smithii
W. R. Dudley
1896-4-17
s.n.
San Mateo
By road beyond La Honda Summit.
Comment
CAS-BOT-BC195717
Distichlis spicata
John H. Thomas
1963-7-19
10194
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
JEPS9518
Dodecatheon clevelandii subsp. patulum
W. L. Jepson
1922-3-19
9556
San Mateo
back Hillsboro (Buriburi Ridge); Buriburi Ridge
Comment
JROH3381
Dodecatheon hendersonii
Le Roy Abrams
1902-4-5
2311
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3383
Dodecatheon hendersonii
John H. Thomas
1967-3-26
12416
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1019562
Dodecatheon hendersonii
H. J. Thompson
1952-3-6
1516
San Mateo
2 mi w Woodside (Kings Mountain Road); , w of Woodside
Comment
UC877538
Dodecatheon hendersonii
L. R. Abrams
1904-3-14
634 c
San Mateo
Menlo Heights Santa Cruz Mountain Peninsula, Menlo Heights
Comment
JROH1518
Draba verna
John Hunter Thomas
1991-4-6
24975
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on west side of dam
Comment
CAS-BOT-BC159547
Drymocallis glandulosa var. glandulosa
John H. Thomas
1961-5-7
s.n.
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
CAS-BOT-BC159537
Drymocallis glandulosa var. glandulosa
W. R. Dudley
1894-5-30
s.n.
San Mateo
Near San Carlos - Santa Cruz Peninsula
Comment
RSA152268
Drymocallis glandulosa var. wrangelliana
John H. Thomas
1961-5-7
9300
San Mateo
San Bruno Mountain in northern part of county.
305
Comment
UC860653
Drymocallis glandulosa var. wrangelliana
Alice Eastwood
1912-6-10
327
San Mateo
Crystal Springs
Comment
UC1206461
Drymocallis glandulosa var. wrangelliana
W. R. Dudley
1900-3-17
San Mateo
grade up Montara Mt. by road Santa Cruz Peninsula, grade up Montara Mt.
Comment
CAS-BOT-BC67879
Dryopteris arguta
John H. Thomas
1961-5-7
9296
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
UC1063780
Dryopteris arguta
T. Tyrrell
1928-9-26
6
San Mateo
2 mi s San Gregorio (Plot 13); Santa Cruz Quadrangle
91
Comment
UC474217
Dryopteris arguta
H. F. Copeland
1929-7-4
San Mateo
La Honda Grade
Comment
POM281639
Dryopteris arguta
Lyman Benson
1928-12-15
827
San Mateo
La Honda, Santa Cruz Mountains
213
Comment
SEINET10530141
Dryopteris arguta
Mary Susan Taylor
1978-8-30
Taylor 1861
San Mateo
Comment
UCR240611
Dudleya
T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield
2008-6-14
3525
San Mateo
Central Coast, Pebble Beach State Beach, 12.5 mi north of Santa Cruz Co. line, along Hwy 1, Pacific Coast Hwy, 1.65 mi south of road to Pesacadero and 16 mi south of Half Moon Bay
11
Comment
UCSC008147
Dudleya
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC410868
Dudleya caespitosa
Lewis S. Rose
1955-7-25
55168
San Mateo
Pigeon Point
6
Comment
JEPS49939
Dudleya caespitosa
W. L. Jepson
1910-8-18
4164
San Mateo
Gazos Creek Pescadero
Comment
CAS-BOT-BC428368
Dudleya farinosa
Lewis S. Rose
1937-9-5
37646
San Mateo
Mussel Rocks
60
Comment
JROH1912
Elatine brachysperma
John Hunter Thomas
1982-8-13
21137
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC113593
Eleocharis acicularis
George Thomas Oberlander
1950-5-6
841
San Mateo
Pilarcitos Canyon
Comment
CAS-BOT-BC112956
Eleocharis macrostachya
Copeland
1903-3-1
3340
San Mateo
Searsville
Comment
CAS-BOT-BC203688
Elymus glaucus subsp. glaucus
John H. Thomas
1961-5-7
9255
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC235207
Elymus multisetus
Phillip C. Wheeler
1965-5-25
s.n.
San Mateo
San Bruno Mountain. Brisbane Canyon
Comment
UCD62574
Elymus repens
R. G. Lander
1958-10-16
San Mateo
San Mateo.
Comment
CAS-BOT-BC204303
Elymus trachycaulus subsp. trachycaulus
L. R. A.
1902-5-11
2452
San Mateo
Crystal Springs
Comment
UCD62711
Elymus trachycaulus subsp. trachycaulus
L. R. Abrams
1902-5-11
2452
San Mateo
Crystal Springs.
Comment
RSA72120
Epilobium brachycarpum
F. W. Peirson
1925-9-13
6428
San Mateo
Rockaway beach
Comment
CAS-BOT-BC166518
Epilobium canum subsp. canum
James McMurphy
1906-8-24
s.n.
San Mateo
Los Trancos Creek
Comment
HSC16554
Epilobium canum subsp. canum
L. S. Rose
1965-9-4
65099
San Mateo
Skyline Blvd. and Half Moon Bay Rd., Cahill Ridge
244
Comment
UCR3568
Epilobium ciliatum
Wm. Horn Jr.
1963-6-10
630610- 01
San Mateo
San Francisco Bay Region, Hillsborough [Burlingame], 2240 Redington Road
30
Comment
JROH3050
Epilobium ciliatum subsp. ciliatum
John H. Thomas
1973-6-15
16833
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR121544
Epilobium ciliatum subsp. ciliatum
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4970 A
San Mateo
Coast Range; Santa Cruz Mtns, Sky Londa; junction of Calif. Hwy 84 and Calif. Hwy 35, 5 mi south of central Redwood City
457
Comment
UC1122561
Epilobium ciliatum subsp. watsonii
H. S. Yates
1935-5-8
5220
San Mateo
2 mi sw Pescadero; Santa Cruz Quadrangle
Comment
SD67309
Epilobium ciliatum subsp. watsonii
Darley F. Howe
1967-8-6
4368
San Mateo
In swamp. Half Moon Bay.
Comment
JROH3061
Epilobium densiflorum
John H. Thomas
1971-8-7
16018
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3063
Epilobium densiflorum
H. J. Dengler
1972-8-17
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of water along W. Searsville inlet
Comment
JROH3072
Epilobium minutum
Herbert Dengler
1964-5-17
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; to be found ca. 100 yds. w. of tiger lily site on serp. slope
Comment
JROH5736
Epilobium minutum
John Rawlings
2015-4-5
1656
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near base of scree slope in old quarry off of Trail 12
111
Comment
JROH3070
Epilobium minutum
John H. Thomas
1963-5-15
10092
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC57602
Equisetum telmateia
Ira L. Wiggins
1925-4-1
1669
San Mateo
First bridge across small creek on Kings Mountain Road above Woodside
Comment
CAS-BOT-BC57605
Equisetum telmateia
L. R. A.
1902-3-16
2282
San Mateo
Kings's Mountain
Comment
CAS-BOT-BC57608
Equisetum telmateia
John Hunter Thomas
1954-4-3
3816
San Mateo
La Honda Creek, about 1 mile north of La Honda
152
Comment
CAS-BOT-BC57606
Equisetum telmateia
L. R. Abrams
1904-3-7
6343
San Mateo
Bear Gulch near Time Falls
Comment
CAS-BOT-BC57609
Equisetum telmateia
Roxana S. Ferris
1921-4-7
2127
San Mateo
South San Francisco
Comment
CAS-BOT-BC57617
Equisetum telmateia
J. H. Thomas
1950-3-5
1295
San Mateo
About 5 miles from Pescadero toward La Honda along highway
152
Comment
POM9508
Equisetum telmateia var. braunii
C. F. Baker
1902-3-18
324
San Mateo
West side King s Mountain.
Comment
RSA15198
Equisetum telmateia var. braunii
C. B. Wolf
1926-10-19
75
San Mateo
La Honda Grade. Santa Cruz Mtns.
Comment
RSA684684
Equisetum telmateia var. braunii
J. Doty
1969-3-27
608
San Mateo
S side of State Hwy 84, ca 500 W of Bridge No. 35-165, ca 6 miles E of State Hwy 1.
Comment
RSA128463
Erechtites glomeratus
Peter H. Raven
1950-6-3
2219
San Mateo
Weed along Millbrae Ave, Millbrae.
61
Comment
UCR126191
Erica canaliculata
H. Schironi
1979-1-18
s.n.
San Mateo
Near Half Moon Bay
Comment
CHSC25996
Ericameria parishii
James Henrickson
1969-10-19
4189
San Mateo
6 mi. NNW of Descanso on Boulder Creek Rd.
Comment Read comments Dec 11 2013
JROH653
Erigeron canadensis
John Hunter Thomas
1988-10-17
24600
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC007751
Erigeron canadensis
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC295080
Erigeron glaucus
Adele Lewis Grant
1917-5-6
935
San Mateo
Pebble Beach nr. Pescadero
Comment
CAS-BOT-BC295083
Erigeron glaucus
Robert Robertson
1954-5-1
123
San Mateo
Pebble Beach
12
Comment
POM357521
Erigeron glaucus
Glenn A. Gorelick
1967-4-14
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
Comment
UC1536738
Erigeron glaucus
G. H. True Jr.
1936-6-7
482
San Mateo
top of seaside bluff at cove 2 mi s of Pescadero
15
Comment
CAS-BOT-BC295090
Erigeron glaucus
Ernest C. Twisselmann
1955-11-19
2496
San Mateo
Crocker Estate, Diamont Heights
152
Comment
CAS-BOT-BC216243
Eriodictyon californicum
Josephine D. Randall
1907-6-29
164
San Mateo
King's Mt. Road, Santa Cruz Peninsula
Comment
HSC13523
Eriodictyon californicum
J. Wendell Howe
1930-5-21
San Mateo
Alpine Creek
Comment
JROH2721
Eriodictyon californicum
John H. Thomas
1971-5-30
15969
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2723
Eriodictyon californicum
D. E. Breedlove
1971-5-31
19391
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH2734
Eriodictyon californicum
John Hunter Thomas
1992-7-24
25396
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM223309
Eriodictyon californicum
L. S. Rose
1935-6-11
35217
San Mateo
Kings Mountain.
Comment
RSA766407
Eriogonum caninum
D. D. Keck
1931-10-5
1281
San Mateo
Dam at north end of Crystal Springs Lake.
Comment
JEPS111099
Eriogonum gracile
Zoe Ellis Chandik
1993-7-25
San Mateo
Along Hwy 280, E side near Farmhill Road..
Comment
CAS-BOT-BC251982
Eriogonum latifolium
Robt. T. Orr
1961-7-28
s.n.
San Mateo
Ano [Ano] Nuevo Island
Comment
CAS-BOT-BC251992
Eriogonum latifolium
Alice Eastwood
1937-7-25
18884
San Mateo
Pebble Beach, Pescadero
Comment
RSA107485
Eriogonum latifolium
L. S. Rose
1955-7-25
55167
San Mateo
Pigeon Point
6
Comment
RSA18467
Eriogonum latifolium
Carl B. Wolf
1927-6-29
541
San Mateo
South of Pebble Beach near Pescadero.
Comment
SD88537
Eriogonum latifolium
Darley F. Howe
1972-6-25
San Mateo
7.5 miles north of Half Moon Bay
Comment
UC1537276
Eriogonum latifolium
Gordon H. True Jr.
1936-6-14
505
San Mateo
canyon s Salada Beach
457
Comment
SDSU6740
Eriogonum latifolium
D. F. Howe
1962-7-26
3356
San Mateo
1.1 miles south of San Mateo-Santa Cruz Co. line
Comment
CAS-BOT-BC264772
Eriogonum luteolum
George Oberlander
1949-7-30
349
San Mateo
San Francisco Watershed Reserve, south boundary
Comment
CAS-BOT-BC266075
Eriogonum luteolum
Ned Cahill
1974-10-8
382
San Mateo
Near the intersection of Canada and Edgewood Roads about 3 mi westward from Redwood City
Comment
POM165227
Eriogonum luteolum
C. F. Baker
1902-9-10
1674
San Mateo
Crystal Springs Lake
Comment
UC912827
Eriogonum luteolum var. luteolum
Lewis S. Rose
1937-9-21
37661
San Mateo
w Redwood City (Emerald Lake); Emerald Lake
182
Comment
JROH3239
Eriogonum luteolum var. luteolum
Carol Zabel
2003-6-23
50
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail b.
Comment
JROH5849
Eriogonum luteolum var. luteolum
Bill Kirsher
1990-7-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North side of Road F.
Comment
CAS-BOT-BC269004
Eriogonum nudum var. auriculatum
Cherie Wetzel
1969-6-20
873
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
CAS-BOT-BC269008
Eriogonum nudum var. auriculatum
Ned Cahill
1974-10-8
384
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC268998
Eriogonum nudum var. auriculatum
Phillip C. Wheeler
1965-6-21
s.n.
San Mateo
San Bruno Mountain. Sierra Point
Comment
SD12580
Eriogonum nudum var. auriculatum
Edith A. Purer
1933-8-4
5401
San Mateo
Along the Bayshore Highway, near Redwood City
Comment
CAS-BOT-BC304076
Eriophyllum confertiflorum
Elizabeth McClintock
1965-6-13
s.n.
San Mateo
San Bruno Mt. Lower slope on S side above Olivet Cemetary
Comment
RSA463081
Eriophyllum confertiflorum
Lyman Benson
1930-5-26
2140
San Mateo
Stanford University. Lake Searsville.
152
Comment
RSA675661
Eriophyllum confertiflorum
L. S. Rose
1950-5-20
50142
San Mateo
Emerald Lake region, hills w. of Redwood City.
244
Comment
CAS-BOT-BC301260
Eriophyllum lanatum var. arachnoideum
W. R. Dudley
1894-7-7
s.n.
San Mateo
By Bear Gulch road
Comment
CAS-BOT-BC301263
Eriophyllum lanatum var. arachnoideum
Josephine D. Randall
1907-6-29
68
San Mateo
Santa Cruz Peninsula. Kings Mt. Road
Comment
JEPS19486
Eriophyllum lanatum var. arachnoideum
Peter H. Raven
1957-6-24
10963
San Mateo
just s of Linda Mar
Comment
JROH719
Eriophyllum lanatum var. arachnoideum
Volney Rattan
unspecified
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
CAS-BOT-BC301972
Eriophyllum staechadifolium
E. M. Zeile
1921-7-30
s.n.
San Mateo
1/2 mile north of Pigeon Point lighthouse.
Comment
JROH2598
Erodium botrys
John H. Thomas
1971-4-25
15789
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2608
Erodium moschatum
John Rawlings
2012-5-25
1106
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dennis Martin site near Road B.
79
Comment
JROH239
Eryngium jepsonii
John H. Thomas
1974-6-27
17445
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC54822
Erysimum franciscanum
A. D. E. Elmer
1903-5-1
4477
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC54825
Erysimum franciscanum
Alice Eastwood
1913-2-22
2455
San Mateo
San Bruno Hills.
Comment
CAS-BOT-BC54826
Erysimum franciscanum
Alice Eastwood
1914-3-12
s.n.
San Mateo
San Bruno Hills.
Comment
CAS-BOT-BC54828
Erysimum franciscanum
W. R. Dudley
1894-3-27
s.n.
San Mateo
Santa Cruz Peninsula. On ledges below Crystal Springs Dam.
Comment
CAS-BOT-BC54829
Erysimum franciscanum
W. R. Dudley
1894-4-21
s.n.
San Mateo
Santa Cruz Peninsula. San Mateo.
Comment
CAS-BOT-BC54863
Erysimum franciscanum
G. B. Rossbach
1940-4-23
925
San Mateo
About 1 mile inland, Montara Mountains, south of San Pedro Valley and northwest of Peak Mountain.
121
Comment
CAS-BOT-BC54864
Erysimum franciscanum
G. B. Rossbach
1940-4-23
925
San Mateo
About 1 mile inland, Montara Mountains, south of San Pedro Valley and northwest of Peak Mountain.
121
Comment
CAS-BOT-BC54877
Erysimum franciscanum
Peter H. Raven
1950-2-25
1374
San Mateo
San Bruno Mountains. Between Brisbane and N.B.C. Television Station.
243
Comment
CAS-BOT-BC54883
Erysimum franciscanum
Phillip Wheeler
1965-6-16
s.n.
San Mateo
San Bruno Mountains. Colma Canyon - east end.
Comment
CAS-BOT-BC54884
Erysimum franciscanum
James Newman
1951-4-24
12
San Mateo
Chrystal Springs Reservoir.
152
Comment
RSA101866
Erysimum franciscanum
G. B. Rossbach
1938-4-3
806
San Mateo
San Bruno Hills
305
Comment
RSA102128
Erysimum franciscanum
G. B. Rossbach
1955-3-26
573
San Mateo
1 mile North of Sharp Park (Salada)
Comment
UC1034704
Erysimum franciscanum
G. B. Rossbach
1955-3-12
566
San Mateo
se end Buriburi Ridge (nw side of creek, steep serpentine slope); San Mateo Creek
76
Comment
UC1034712
Erysimum franciscanum
G. B. Rossbach
1955-3-12
569
San Mateo
n face of slide s Pedro Point (w edge of Montara Mts.); Devil's Slide
121
Comment
UC1034726
Erysimum franciscanum
G. B. and R. P. Rossbach
1939-3
900 a&b
San Mateo
2.5 mi n Montara (near Devil's Slide, steep granitic slope above sea)
Comment
UC1034937
Erysimum franciscanum
G. B. and R. P. Rossbach
1939-3
900 a&b
San Mateo
2.5 mi n Montara (near Devil's Slide, steep granitic slope above sea)
Comment
UC1034943
Erysimum franciscanum
G. B. and R. P. Rossbach
1938-4-3
807
San Mateo
moist ravine in upper slope of hills San Bruno Hills
Comment
RSA0001946
Erysimum franciscanum
G. B. Rossbach
1938-5-18
837
San Mateo
East side of Crystal Springs Lake.
107
Comment
CHSC59820
Erythranthe guttata
Jan M. Karaz
1979-5-28
78
San Mateo
2.5 mi west of Hwy 280 towards San Francisco Bay on Farm Hill Blvd, along Stulsaft Creek in Stulsaft Park.
Comment
SD37720
Erythranthe guttata
Marie Cummings
1933-5-23
3722
San Mateo
Spring Valley
Comment
SEINET14046269
Erythranthe guttata
Ynez Whilton Winblad
1941-1
San Mateo
1 Mile north of Crystal Springs Res.
Comment
JROH5683
Erythranthe microphylla
John Rawlings
2015-3-15
1357
San Mateo
Jasper Ridge Biological Preserve, Stanford University; rocky serpentine north side of ridge.
176
Comment
CAS-BOT-BC403534
Eschscholzia californica
Le Roy Abrams
1902-5-11
2453
San Mateo
Crystal Springs Lake
Comment
CHSC22755
Eschscholzia californica
Robert A. Schlising
1962-2-24
2083
San Mateo
the California Coastal Ranges. Roadside, along Cabrillo Hwy (No 1) .7 mi N of county line.
Comment
JROH3097
Eschscholzia californica
Richard L. Garber
1971-5-11
7
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM149416
Eschscholzia californica
C. F. Baker
1903-5-14
3256
San Mateo
Crystal Springs, Lake
Comment
SD40077
Eschscholzia californica
Edith A. Purer
1933-7-27
5384
San Mateo
2.0 miles south of Pigeon Point.
Comment
CAS-BOT-BC403544
Eschscholzia californica
H. L. Mason
1922-4-1
s.n.
San Mateo
At Pigeon Point Light
Comment
CAS-BOT-BC403557
Eschscholzia californica
Elizabeth McClintock
1965-3-14
s.n.
San Mateo
San Bruno Mt. Cable Ravine
Comment
JROH2977
Eucalyptus globulus
John H. Thomas
1980-11-18
20173
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0012612
Eucalyptus globulus
John H. Thomas
1965-4-13
10566
San Mateo
In San Carlos along El Camino Real.
Comment
CAS-BOT-BC202736
Euonymus occidentalis
Margaret A. Barry
1938-5-29
260
San Mateo
Corte Madera Creek near Coal Mine Ridge
Comment
CAS-BOT-BC202746
Euonymus occidentalis
W. R. Dudley
1910-5-26
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Los Trancos Creek, above Judge Allen's
Comment
POM124471
Euonymus occidentalis
A. D. E. Elmer
1903-1
317
San Mateo
Butano Creek
Comment
UC1071565
Euonymus occidentalis var. occidentalis
N. K. Carlson
1935-7-3
117
San Mateo
3 mi. s. Bellvale; Santa Cruz Quad.
Comment
RSA15292
Euphorbia crenulata
C. B. Wolf
1927-4-3
260
San Mateo
1 mi. west of Summit of La Honda grade, Santa Cruz Mts.
Comment
CDA4815
Euphorbia helioscopia
I. J. Campbell
1956-6-3
San Mateo
Pescardo, Pedro Valley.
0
Comment
HSC103383
Euphorbia oblongata
Don Pendleton
2001-4-30
64453
San Mateo
Along Sandhill Rd., next to Jasper Ridge Biological Reserve, on the north side of Portola Road, Portola Valley.
Comment
JROH1972
Euphorbia spathulata
John H. Thomas
1970-4-28
15609
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5681
Euphorbia spathulata
John Rawlings
2015-3-15
1355
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Ridge-top serpentine prairie
188
Comment
JROH1970
Euphorbia spathulata
Herbert Dengler
1963-4-21
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; 500' N.E. of serp.
Comment
POM223330
Euphorbia spathulata
L. S. Rose
1935-5-4
35151
San Mateo
Burlingame.
Comment
CAS-BOT-BC310626
Eurybia radulina
J. H. Thomas
1957-8-16
6823 A
San Mateo
Along Skyline Blvd., near entrance to Isenberg Ranch
518
Comment
CAS-BOT-BC310615
Eurybia radulina
W. R. Dudley
1894-12-13
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Above Preston's - La Honda Road
Comment
CAS-BOT-BC310722
Euthamia occidentalis
John H. Thomas
1976-10-7
18393
San Mateo
Along coast highway #1, 0.6 miles north of northern most road to Pigeon Pt. Lighthouse. About 4.2 miles almost due south of Pescadero
30
Comment
SJSU16002
Euthamia occidentalis
John Rawlings, Toni Corelli
2016-8-22
1942
San Mateo
Franklin Point Trail, Ano Nuevo State Park
10
Comment
CAS-BOT-BC239710
Fabaceae
W. R. Dudley
1894-3-26
s.n.
San Mateo
Reservoir, San Mateo
Comment
JROH5149
Festuca arundinacea
John H. Thomas
1978-5-23
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS128400
Festuca bromoides
Adam C. Schneider
2013-5-17
132
San Mateo
Crystal Springs Reservoir.
Comment
JEPS18167
Festuca californica
Rimo Bacigalupi with Galen Smith, L. Dempster, and T. Robbins
1956-5-15
5645
San Mateo
first ridge w San Andreas Lake (on road to Pilarcitos Lake)
198
Comment
JROH5178
Festuca californica
W. Lennihan
1990-4-20
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Eastern draw, 40 yards down.
Comment
SEINET3129197
Festuca californica
L. R. Abrams
1902-5-11
2461
San Mateo
Capitol springs
Comment
CAS-BOT-BC278359
Festuca californica subsp. californica
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
San Bruno Mountain. West slope of San Bruno Mountain
Comment
CAS-BOT-BC282497
Festuca elmeri
Peter H. Raven
1950-6-3
2252
San Mateo
Woods around San Andreas Lake
121
Comment
CAS-BOT-BC278472
Festuca idahoensis
George Oberlander
1950-4-23
799
San Mateo
San Francisco Watershed Reserve
Comment
POM193633
Festuca idahoensis
Le Roy Abrams
1902-5-11
2450
San Mateo
Crystal Springs.
Comment
JROH5489
Festuca microstachys
S. J. McNaughton
1966-3-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. East slopes of serpentine grasslands in Ehrlich's area H.
Comment
CAS-BOT-BC278864
Festuca occidentalis
W. R. Dudley
1895-6-6
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Pescadero Creek near Iverson's Place
Comment
RSA152236
Fragaria californica
I. L. Wiggins
1925-04
1647
San Mateo
On Kings Mtn Road three fourths of a mile above Woodside.
Comment
SJSU2271
Fragaria chiloensis
C. W. Sharsmith
1947-4-11
6752
San Mateo
Pescadero Beach near Pescadero Point
Comment
JROH3671
Fragaria vesca
John Hunter Thomas
1985-4-25
23564
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD113234
Fragaria vesca
W. A. Harvey; J. M. Tucker
1948-6-29
1705
San Mateo
Beside road to Portola State Park, just west of junction with Highway 5 (Skyline Boulevard).
Comment
CAS-BOT-BC389686
Fragaria vesca subsp. californica
Jeanie Nieri
1953-2-14
75
San Mateo
Hillside 6 miles west of Belmont
Comment
JEPS127868
Frangula californica subsp. californica
Adam C. Schneider
2013-5-17
162
San Mateo
Crystal Springs Reservoir
Comment
JROH3541
Frangula californica subsp. californica
John H. Thomas
1974-8-11
17509
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3543
Frangula californica subsp. californica
John H. Thomas
1974-9-19
17601
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3574
Frangula californica subsp. tomentella
John Hunter Thomas
1981-2-14
20213
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC211608
Frankenia salina
David D. Keck
1931-9-27
1269
San Mateo
Dumbarton Bridge
Comment
CAS-BOT-BC130132
Fritillaria affinis
Roxana S. Ferris
1921-3-21
2121
San Mateo
[Ano] Ano Nuevo Pt.
Comment
POM169866
Fritillaria affinis
A. D. E. Elmer
1903-05
5045
San Mateo
Portola
Comment
UC204192
Fritillaria affinis
A. D. E. Elmer
May, 1903
5045
San Mateo
Portola
Comment
JROH4687
Fritillaria affinis
John Hunter Thomas
1985-4-27
23538
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM196512
Fritillaria affinis
Lucile Roush
1917-3-31
s.n.
San Mateo
Santa Cruz Mountain peninsula; Sierra Morena
Comment
SD27773
Fritillaria affinis
Carl B. Wolf
1927-4-3
254
San Mateo
About 1 mile above La Honda, Santa Cruz Mountains.
244
Comment
SEINET12054472
Fritillaria affinis
Unknown
1932-1
8965
San Mateo
La Honda Road
Comment
SEINET1783225
Fritillaria biflora var. ineziana
Inez Smith
1914-3-12
s. n.
San Mateo
Hillsboro.
Comment
RSA0000351
Fritillaria grayana
Inez Smith
1914-3-12
s.n.
San Mateo
Hillsboro.
Comment
CAS-BOT-BC130381
Fritillaria liliacea
H. E. Parks; S. T. Parks
1930-3-10
0400
San Mateo
Spring Valley Lakes
152
Comment
CAS-BOT-BC130386
Fritillaria liliacea
John H. Thomas
1969-4-30
15031
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
RSA289961
Fritillaria liliacea
I. Smith
1915-3-15
s.n.
San Mateo
Hillsboro
Comment
SDSU20659
Fritillaria liliacea
Sean Ryan
2011-3-18
76
San Mateo
65 yds S of Point Reyes-Petaluma Rd. approx. 0.66 mi W of its intersection with Nicasio Valley Rd. Nicasio Reservoir.
65
Comment Read comments Sep 10 2014
UC843895
Fritillaria liliacea
Lewis S. Rose
1941-3-7
41008
San Mateo
w of Redwood City (Emerald Lake); Emerald Lake
152
Comment
RSA15248
Fritillaria liliacea
Carl B. Wolf
1927-2-19
s.n.
San Mateo
Skyline Blvd. above Spring Valley Lakes, near where Belmont Road crosses
Comment
CAS-BOT-BC422462
Fumaria officinalis
Elizabeth McClintock
1972-3-26
s.n.
San Mateo
San Bruno Mountain. Brisbane.
Comment
RSA195511
Galium aparine
John H. Thomas
1966-4-22
11566
San Mateo
Jasper Ridge Biological Experimental Area. About 5 miles SW of Palo Alto.
Comment
RSA130681
Galium aparine
Harry A. Dutton
1900-3-25
s.n.
San Mateo
The Santa Cruz Peninsula
Comment
UCSB9136
Galium aparine
Walker, Clifford
1954-4-20
San Mateo
50 yards from ocean; 1 mi S. of Half Moon Bay
Comment
JROH3796
Galium murale
John H. Thomas
1974-4-25
17217
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA124751
Galium murale
John H. Thomas
1958-5-10
7138
San Mateo
Jasper Ridge. About 5 miles SW of Palo Alto.
152
Comment
JROH3788
Galium murale
John H. Thomas
1961-4-29
9177
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS14551
Galium triflorum
L. T. Dempster
1956-5-15
1001
San Mateo
near stream-bed Lake Pilarcitos
Comment
UCD121948
Galium triflorum
L. T. Dempster
1956-5-15
1001
San Mateo
Lake Pilarcitos.
Comment
POM204331
Gamochaeta ustulata
I. L. Wiggins
1929-7-4
3772
San Mateo
4 miles W of La Honda on hill road to Pescadero Beach.
Comment
CAS-BOT-BC303471
Gamochaeta ustulata
Margaret A. Barry
1937-5-15
141
San Mateo
Coal Mine Ridge
Comment
CAS-BOT-BC194558
Garrya elliptica
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
Colma Canyon
Comment
CAS-BOT-BC194564
Garrya elliptica
Margaret A. Barry
1938-1-23
222
San Mateo
Northeast side of Coal Mine Ridge
Comment
JROH2540
Garrya elliptica
W. R. Dudley
1899-6-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2542
Garrya elliptica
Herbert Dengler
1975-5-24
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below and uphill from spring, S.W. Jasper Ridge
Comment
CAS-BOT-BC278664
Gastridium phleoides
C. F. Leitholt
1894-8-13
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Devils Canon [Canyon], Mill Cr.
Comment
JROH5183
Gastridium phleoides
John H. Thomas
1967-5-31
12920
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5195
Gastridium phleoides
John Hunter Thomas
1984-5-2
23327
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD66730
Gastridium phleoides
Malcolm A. Nobs; S. Galen Smith
1949-8-26
1610
San Mateo
About 1 mile south of Pigeon Point.
Comment
CHSC23145
Genista monspessulana
Robert A. Schlising
1962-2-24
2082
San Mateo
California Coast Range. On dry roadbank near La Honda.
Comment
JROH2011
Genista monspessulana
John Hunter Thomas
1981-4-30
20518
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2013
Genista monspessulana
John Hunter Thomas
1983-4-3
21307
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Lab
Comment
JROH2022
Genista monspessulana
John Hunter Thomas
1991-5-9
25039
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near entrance gate
Comment
SD227830
Geranium carolinianum
G. K. Helmkamp, E. A. Helmkamp
1998-5-16
3738
San Mateo
Portola Valley: Golden Hills Rd. along Los Trancos Creek.
106
Comment
JROH2610
Geranium dissectum
John H. Thomas
1966-4-24
11577
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2612
Geranium dissectum
John H. Thomas
1968-4-19
14305
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2621
Geranium dissectum
John Hunter Thomas
1992-5-14
25225
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near boat ramp.
Comment
JROH2623
Geranium molle
John H. Thomas
1955-5-6
5005
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3151
Gilia achilleifolia subsp. multicaulis
John H. Thomas
1967-4-28
12722
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA20368
Gilia angelensis
C. B. Wolf
1938-4-24
9401
San Mateo
1/4 mile SW of the San Francisquito Creek bridge back of Stanford University.
61
Comment
UC75485
Gilia clivorum
C. F. Baker
Apr 1903
1899
San Mateo
San Bruno Hills
Comment
UC75487
Gilia clivorum
C. F. Baker
Apr 1903
1930
San Mateo
Crystal Springs Lake
Comment
UC184620
Gilia tricolor subsp. tricolor
Mrs. Inez Ray Smith
1915-5-26
San Mateo
near Crystal Springs (Hillsborough); , near Crystal Springs
Comment
CAS-BOT-BC303680
Glebionis coronaria
J. H. Thomas
1961-5-7
9321
San Mateo
San Bruno Mt. At W end of mountain
243
Comment
RSA3894
Gnaphalium chilense
I. L. Wiggins
1929-7-4
3792
San Mateo
4 miles W of La Honda on hill road to Pescadero Beach
Comment
RSA249493
Gnaphalium luteoalbum
John F. Emmel
1971-9-25
390
San Mateo
Along Radio Road, at 1000 ft. contour, NW end of San Bruno Mts., 0.3 air mile NW of 1314 ft summit.
305
Comment
JROH789
Gnaphalium palustre
John Hunter Thomas
1982-11-6
21196
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR254880
Gnaphalium palustre
Peter Rubtzoff
1975-10-11
8423
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction
213
Comment
CAS-BOT-BC307438
Gnaphalium palustre
R. S. Ferris
1917-10-19
726
San Mateo
Crystal Springs Lake near dam
Comment
UCR254881
Gnaphalium ramosissimum
Peter Rubtzoff
1978-9-16
9272
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction
213
Comment
SEINET11835908
Grindelia
E. A. Purer
1933-1
5369
San Mateo
2 mi S of Pigeon Point
Comment
CAS-BOT-BC304510
Grindelia hirsutula
David D. Keck
1931-9-27
1273
San Mateo
Dumbarton Bridge
Comment
CAS-BOT-BC304529
Grindelia hirsutula
Saichi Kawahara
1969-6-15
426
San Mateo
Pescadero Beach, 150 yards south of mouth of Pescadero Creek, Highway 1
4
Comment
CAS-BOT-BC304533
Grindelia hirsutula
Lewis S. Rose
1933-7-21
33306
San Mateo
Montara
Comment
CAS-BOT-BC304543
Grindelia hirsutula
W. R. Dudley
1906-6-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula. By Cahill Ridge Road nor. of McFarland's
Comment
CAS-BOT-BC304559
Grindelia hirsutula
Alice Eastwood
1912-6-10
322
San Mateo
Crystal Springs
Comment
JEPS20069
Grindelia hirsutula
Peter H. Raven
1957-9-1
11297
San Mateo
at junction of State Highway 1 and Tunitas Creek
Comment
JROH818
Grindelia hirsutula
John Hunter Thomas
1978-5-12
19203
San Mateo
Jasper Ridge Biological Preserve, Stanford University; draw to Ridge from near the dam
Comment
JROH822
Grindelia hirsutula
John Hunter Thomas
1981-5-25
20630
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH826
Grindelia hirsutula
John Hunter Thomas
1987-5-26
24316
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR121573
Grindelia hirsutula subsp. hirsutula
George K. Helmkamp, E. A. Helmkamp
1999-6-28
5005
San Mateo
Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek
61
Comment
RSA93068
Grindelia hirsutula var. hirsutula
D. D. Keck
1932-5-25
1783
San Mateo
Hills 2 miles W of Belmont
Comment
SEINET5709439
Grindelia stricta
Lowell E. Urbatsch
1972-1
1095
San Mateo
Low area near coast along Hwy 1.
Comment
SJSU15766
Grindelia stricta var. angustifolia
Toni Corelli
2011-8-31
721 b
San Mateo
Pescadero State Beach and Marsh Natural Preserve. Along Butano Trail on levy along Butano Creek.
3
Comment
POM181504
Grindelia stricta var. platyphylla
H. F. Copeland
1928-2-25
982
San Mateo
Montara.
Comment
RSA18368
Grindelia stricta var. platyphylla
C. B. Wolf
1927-6-29
540
San Mateo
South of Pebble Beach near Pescadero
Comment
RSA184825
Grindelia stricta var. platyphylla
L. S. Rose
1965-9-4
65102
San Mateo
Pillar Point.
15
Comment
UCD132574
Grindelia stricta var. platyphylla
Julian A. Steyermark
1932-10-21
s.n.
San Mateo
Pigeon Point.
Comment
UCSC006056
Grindelia stricta var. platyphylla
Randall Morgan
1999-7-12
3587
San Mateo
1+ mile north of Bean Hollow State Beach
Comment
SJSU16022
Hainardia cylindrica
John Rawlings, Toni Corelli
2016-5-13
1793
San Mateo
Fairway Dr. access path to Mori Point. USGS Montara Mountain 7.5 Minute (1:24,000 Scale)
34
Comment
CAS-BOT-BC309537
Helenium puberulum
Josephine D. Randall
1907-7-24
71
San Mateo
Santa Cruz Peninsula. Near Crystal Springs Lake
Comment
UC1192221
Helenium puberulum
Malcolm A. Nobs and S. Galen Smith
1949-8-25
1576
San Mateo
marsh s of Rockaway Beach
Comment
CAS-BOT-BC309528
Helenium puberulum
Philip Wheeler
1965-6-16
s.n.
San Mateo
San Bruno Mountain. In Colma Canyon
Comment
UC917226
Helenium puberulum
W. A. Harvey and J. M. Tucker
1948-6-28
1701
San Mateo
on ridge ca 3 mi n Pescadero
Comment
CAS-BOT-BC305339
Helianthella castanea
Elizabeth McClintock; Phillip C. Wheeler
1967-5-14
s.n.
San Mateo
San Bruno Mountain. East side of mountain, above Harold Ave., Brisbane. Near fence separating Brisbane from Crocker Estate portion of mountain
Comment
SD39698
Heliotropium curassavicum
Edith A. Purer
1932-7-18
4010
San Mateo
Half Moon Bay
Comment
CDA40616
Heliotropium curassavicum var. oculatum
Mickelson
1958-4-9
385 -58
San Mateo
Metsymoto property, East Palo Alto.
0
Comment
JROH1166
Helminthotheca echioides
John H. Thomas
1964-11-15
10525
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along road at edge of Searsville Lake.
Comment
CAS-BOT-BC313457
Hemizonia congesta subsp. luzulifolia
James I. McMurphy
1910-8-24
s.n.
San Mateo
Corte Madera Creek
Comment
CAS-BOT-BC314909
Hemizonia congesta subsp. luzulifolia
Ned Cahill
1974-4-30
224
San Mateo
Near the intersection of Canada and Edgewood Roads about 3 mi. westward from Redwood City
Comment
JEPS40999
Hemizonia congesta subsp. luzulifolia
Lewis S. Rose
1964-9-5
64070
San Mateo
w Redwood City; Emerald Lake
243
Comment
LA203705
Hemizonia congesta subsp. luzulifolia
LeRoy Abrams;
1914-7-15
5140
San Mateo
Crystal Springs
Comment
UC1069542
Hemizonia congesta subsp. luzulifolia
G. E. Sindel
1935-8-28
342
San Mateo
2 mi se Crystal Springs Lake; Santa Cruz Quad.
167
Comment
CAS-BOT-BC314915
Hemizonia congesta subsp. luzulifolia
Duncan M. Porter
1960-10-12
726
San Mateo
Meadow at the crest of ridge above Webb Ranch (area H), Jasper Ridge Biological Preserve
Comment
CAS-BOT-BC314926
Hemizonia congesta subsp. luzulifolia
W. R. Dudley
1894-4-21
s.n.
San Mateo
Crystal Springs
Comment
CAS-BOT-BC314935
Hemizonia congesta subsp. luzulifolia
Lewis S. Rose
1956-5-28
56082
San Mateo
Skyline Blvd. w. of San Mateo
182
Comment
CAS-BOT-BC314951
Hemizonia congesta subsp. luzulifolia
Alice Eastwood
1919-9-1
s.n.
San Mateo
San Mateo
Comment
UCR80235
Hemizonia corymbosa
David D. Keck
1932-5-25
1784
San Mateo
San Francisco Bay Region, hills two miles west of Belmont
168
Comment
POM360252
Hemizonia corymbosa subsp. corymbosa
E. A. Purer
1933-7-27
5339
San Mateo
Pigeon Point
Comment
POM56175
Hemizonia corymbosa subsp. corymbosa
C. F. Baker
1902-10-1
1739
San Mateo
Pillar Point.
Comment
RSA81624
Hemizonia corymbosa subsp. corymbosa
James I. McMurphy
1907-8-6
s.n.
San Mateo
Between Woodside and Crystal Springs.
Comment
POM195795
Hemizonia luzulifolia
L. R. Abrams
1914-7-15
5140
San Mateo
Crystal Springs.
Comment
RSA81631
Hemizonia luzulifolia
James I. McMurphy
1909-6-13
s.n.
San Mateo
Millbrae hills.
Comment
RSA124753
Hemizonia luzulifolia subsp. rudis
John H. Thomas
1958-11-22
7507
San Mateo
Jasper Ridge, 5 miles SW of Palo Alto.
152
Comment
POM223640
Hemizonia luzulifolia subsp. rudis
L. S. Rose
1935-9-21
35652
San Mateo
Redwood City.
Comment
JROH252
Heracleum maximum
John Hunter Thomas
1986-5-1
23989
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing near San Francisquito Creek
Comment
POM287747
Heracleum maximum
Lyman Benson
1931-4-13
2710
San Mateo
Behind Stanford University, bottom land at junction with Corte Madera Creek
Comment
JROH878
Hesperevax sparsiflora var. sparsiflora
H. A. Borthwick
1920-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH888
Hesperevax sparsiflora var. sparsiflora
John Hunter Thomas
1980-5-8
19950
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH900
Hesperevax sparsiflora var. sparsiflora
John Hunter Thomas
1991-5-9
25044
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC310246
Hesperevax sparsiflora var. sparsiflora
John H. Thomas
1974-4-11
17126
San Mateo
To the SE of Canada Road and Edgewood Road. NW of Woodside
152
Comment
JROH4227
Hesperocnide tenella
John H. Thomas
1964-4-11
10307
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Base of sandstone cliffs below dam
Comment
UCSB24049
Hesperocyparis abramsiana
Dutton, H.
1949-9-19
San Mateo
Common corners of sections 11 & 12 and 13 & 14 Range 4 West, on the north bank of the North Fork of Butano Creek
Comment
CAS-BOT-BC176214
Hesperolinon congestum
Hester R. Davis
1920-6-1
179
San Mateo
Back of Redwood City
Comment
JROH2926
Hesperolinon micranthum
John H. Thomas
1968-5-22
14460
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1601216
Hesperolinon micranthum
Helen K. Sharsmith
1947-6-3
3976
San Mateo
near upper Crystal Springs Lake; Outer South Coast Ranges
152
Comment
CAS-BOT-BC148471
Heteromeles arbutifolia
Fred Hemphill
1973-4-15
681
San Mateo
San Carlos, chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
RSA71287
Heteromeles arbutifolia
L. S. Rose
1949-8-10
49156
San Mateo
Skyline Blvd, W of Tanforan
122
Comment
JROH5895
Heteromeles arbutifolia
M. Ray
1982-3-18
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail leading to the west side of the dam.
Comment
CAS-BOT-BC310272
Heterotheca grandiflora
Philip Wheeler
1966-10-16
s.n.
San Mateo
San Bruno Mountain. Crocker Industrial Park
Comment
SD30675
Heterotheca sessiliflora subsp. bolanderi
Edith A. Purer
1933-8-4
5400
San Mateo
Along Bayshore Highway near Redwood City.
Comment
CAS-BOT-BC420891
Heuchera micrantha var. diversifolia
Peter Rubtzoff
1953-5-14
1342
San Mateo
Pilarcitos Creek canyon 1 to 2 miles downstream from Pilarcitos Lake
Comment
CAS-BOT-BC319634
Hieracium albiflorum
David D. Keck
1934-7-7
2927
San Mateo
Kings Mountain
548
Comment
CAS-BOT-BC319638
Hieracium albiflorum
Josephine D. Randall
1907-6-29
81
San Mateo
Kings Mt. Road, Santa Cruz Peninsula
Comment
POM52661
Hieracium albiflorum
C. F. Baker
1902-1-15
236
San Mateo
Kings Mountain. West side of King's Mountain.
Comment
POM207955
Hierochloe occidentalis
C. F. Baker
1902-1-15
247
San Mateo
West side of King's Mountain
Comment
JROH5577
Hirschfeldia incana
John Rawlings
2012-7-9
1203
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
106
Comment
UCD84964
Holcus lanatus
Josephine D. Randall
1907-6-29
159
San Mateo
Portola Valley.
Comment
CAS-BOT-BC228580
Holodiscus discolor
Peter W. Fritsch; Lu Lu; Lisa Fritsch; Nathan Fritsch
2012-6-30
1938
San Mateo
San Bruno State Park, Summit Loop Trail just above the Eucalyptus grove N of the road from the parking area, NE-facing slope
238
Comment
CAS-BOT-BC150057
Holodiscus discolor var. discolor
Jay B. Walker; Noah Goldstein
1994-8-14
908
San Mateo
Pomponio Creek Road. 5 km south of jct Hwy 84 and Hwy 1
10
Comment
CAS-BOT-BC150067
Holodiscus discolor var. discolor
David D. Keck
1932-6-1
1795
San Mateo
Above Searsville Lake, on road between Woodside and Skyline Blvd., Santa Cruz Mountains
Comment
JROH3688
Holodiscus discolor var. discolor
John H. Thomas
1971-5-30
15982
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Woods near dam
Comment
JROH5931
Holodiscus discolor var. discolor
L. Nordby
1982-4-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail behind weather station on the top of Jasper Ridge.
Comment
SEINET10826894
Hordeum brachyantherum subsp. brachyantherum
Adolph D. E. Elmer
Elmer 4851
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC289538
Hordeum brachyantherum subsp. californicum
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
Crocker Hills, San Bruno Mountain
Comment
UCD85535
Hordeum brachyantherum subsp. californicum
Lewis S. Rose
1956-5-7
56070
San Mateo
Skyline Blvd. W of San Mateo.
182
Comment
CAS-BOT-BC285147
Hordeum marinum subsp. gussoneanum
Phillip C. Wheeler
1965-5-17
s.n.
San Mateo
San Bruno Mountain. In Crocker Hills near Cow Palace
Comment
CAS-BOT-BC285154
Hordeum marinum subsp. gussoneanum
George Oberlander
1950-7-15
1040
San Mateo
San Francisco Watershed Reserve. Cahill Ridge
Comment
JROH5245
Hordeum marinum subsp. gussoneanum
John Hunter Thomas
1984-4-24
23306
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5778
Hordeum marinum subsp. gussoneanum
John Rawlings
2016-4-19
1725
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Rd E at Trail 11
108
Comment
SEINET10595756
Hordeum murinum
Delzie Demaree
1933-7-27
Demaree 10553
San Mateo
Stabilized sand dunes 2 miles S of Pigeon Point.
Comment
CAS-BOT-BC173821
Hordeum murinum subsp. leporinum
Peter Rubtzoff
1977-4-14
8944
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In area of uppermost part of East Fork Colma Creek, at the northwest corner of Fog Forest.
Comment
JROH5261
Hordeum murinum subsp. leporinum
John Rawlings
2013-3-24
1125
San Mateo
Jasper Ridge Biological Preserve, Stanford University; grassy verge of Rd C at Rd D intersection
158
Comment
CAS-BOT-BC271355
Hordeum vulgare
Fred Hemphill
1973-4-22
733
San Mateo
Area north of Malabar Road and Melendy Drive, San Carlos
207
Comment
RSA181227
Horkelia californica
John H. Thomas
1964-6-19
10425
San Mateo
0.9 miles S of Tunitas Creek near Coast Hwy,
61
Comment
SD39947
Horkelia californica
Edith A. Purer
1933-7-27
5341
San Mateo
High stabilized sand dunes, Pigeon Point
Comment
CAS-BOT-BC536144
Horkelia californica
Helen D. Geis
1901-10-25
s.n.
San Mateo
Spanishtown [Half Moon Bay] near cemetery
Comment
CAS-BOT-BC536148
Horkelia californica
Elizabeth McClintock; Carlyn Halde
1963-6-23
s.n.
San Mateo
Below parking lot, San Bruno Mountain
Comment
RSA122282
Horkelia californica
H. S. Yates
1935-2-3
5008
San Mateo
1/2 mile SE of Pigeon Point.
30
Comment
SBBG32394
Horkelia californica var. californica
L. S. Rose
1966-8-20
San Mateo
head of Colma Cyn, San Bruno Mtn
205
Comment
UCD165064
Hosackia gracilis
Peter Rubtzoff; Roman Gankin
1975-5-21
7972
San Mateo
San Bruno Mountains. 'Saddle' area on N side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
UCD77838
Hosackia stipularis
Robert E. Preston
2001-6-1
1538
San Mateo
Ca. 7 mi nw of Boulder Creek.
658
Comment
CAS-BOT-BC400964
Hypericum anagalloides
Carl B. Wolf
1929-5-25
3729
San Mateo
Pebble Beach so. of Pescadero
Comment
JROH2770
Hypericum calycinum
Toni Corelli
2008-10-15
355
San Mateo
Jasper Ridge Biological Preserve, Stanford University; west of Road C, beyond Trail 1, before low flow crossing
83
Comment
UCR121587
Hypericum calycinum
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4966
San Mateo
Coast Range; Santa Cruz Mtns, Sky Londa; junction of Calif. Hwy 84 and Calif. Hwy 35, 5 mi south of central Redwood City
457
Comment
CDA19135
Hypericum canariense
R. Pummer
2001-7-16
PDR 064513
San Mateo
San Francisco Peninsula; W of Hwy 1, near Gazos Creek between Pigeon Pt. and Ano Nuevo.
0
Comment
CAS-BOT-BC311392
Hypochaeris glabra
John H. Thomas
1958-3-19
7051
San Mateo
East facing slope of San Bruno Mountain, just north of South San Francisco
91
Comment
POM289690
Hypochaeris glabra
Lyman Benson
1936-5-9
7606
San Mateo
Menlo Park; U.S. [Route] 99; Watershed: San Francisco Bay.
30
Comment
JROH931
Hypochaeris radicata
John Hunter Thomas
1977-6-16
18759
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old racing oval
Comment
JROH937
Hypochaeris radicata
John Hunter Thomas
1987-5-5
24239
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA6414
Hypochaeris radicata
D. D. Keck
1932-5-6
1462
San Mateo
Belmont.
Comment
SEINET11259798
Hypochaeris radicata
K. Thorne, J. Chandler
1986-7-25
4918
San Mateo
Half Moon Bay, 2 miles south of Moss Beach at Dune Beach.
Comment
UC1069670
Hypochaeris radicata
N. K. Carlson
1935-6-29
109
San Mateo
1 mi s Pescadero; Santa Cruz Quad.
Comment
CAS-BOT-BC311484
Hypochaeris radicata
George Oberlander
1949-4-17
55
San Mateo
San Francisco Watershed Reserve. On top of Sawyer Ridge
Comment
CAS-BOT-BC311488
Hypochaeris radicata
W. R. Dudley
1908-6-19
s.n.
San Mateo
Santa Cruz Mountain Peninsula. W. of Baden
Comment
JROH935
Hypochaeris radicata
John Hunter Thomas
1983-7-7
22821
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM250983
Iris douglasiana
Lyman Benson
1935-4-27
6417
San Mateo
La Honda Road, Santa Cruz Mts, east of Skyline Blvd., San Francisco Bay watershed.
457
Comment
CAS-BOT-BC133671
Iris longipetala
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
Horseshoe Ridge
Comment
SJSU7515
Iris longipetala
Lewis S. Rose
1968-3-26
68009
San Mateo
S base San Bruno Mts, S San Francisco
30
Comment
JROH4436
Iris pseudacorus
John Hunter Thomas
1990-6-7
24865
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of lake at boat ramp near bridge over the 2 halves of Searsville Lake.
Comment
UC184381
Isocoma menziesii var. vernonioides
Harriet A. Walker
1915-9-19
3833
San Mateo
near Uncle Tom's Cabin; road to Burlingame
Comment
CAS-BOT-BC57729
Isoetes howellii
W. R. Dudley
1910-5-26
s.n.
San Mateo
Coal Mine Ridge
Comment
CAS-BOT-BC57726
Isoetes howellii
W. R. Dudley
1909-10-31
s.n.
San Mateo
Woodside Valley pond
Comment
CAS-BOT-BC112605
Isolepis cernua
Alice Eastwood; John Thomas Howell
1938-6-26
6066
San Mateo
Arroyo de los Frijoles
Comment
CAS-BOT-BC112623
Isolepis cernua
W. R. Dudley
1906-10-12
s.n.
San Mateo
Pond 20
Comment
SEINET7589112
Isolepis cernua
E. B. Copeland
1903-6-15
3315
San Mateo
Montara Point.
Comment
POM312326
Jaumea carnosa
Malcolm A. Nobs, S. Galen Smith
1949-8-26
1598
San Mateo
Marshes at the mouth of Pescadero Creek.
Comment
UCD133403
Jaumea carnosa
Malcolm A. Nobs; S. Galen Smith
1949-8-26
1598
San Mateo
Pescadero Creek.
Comment
JROH2772
Juglans hindsii
John Hunter Thomas
1978-7-14
19262
San Mateo
Jasper Ridge Biological Preserve, Stanford University; to the west of the low flow crossing of San Francisquito Cr.
Comment
CAS-BOT-BC352225
Juncus arcticus var. balticus
Peter Rubtzoff; Elizabeth McClintock
1989-8-31
10044
San Mateo
San Bruno Mountains, near Willow Pond (located near Saddle Trail), ca. 0.15 miles north of junction with Old Guadalupe Trail.
Comment
SEINET10879451
Juncus balticus
P. Rubtzoff, Elizabeth M. McClintock
1989-8-31
Rubtzoff 10045
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, along old Guadalupe Road, east of the Saddle Trail junction, San Bruno Mountains.
Comment
POM290139
Juncus bufonius var. congestus
Lyman Benson
1930-5-26
2145
San Mateo
Stanford University. Lake Searsville.
152
Comment
JROH4458
Juncus bufonius var. occidentalis
John H. Thomas
1956-4-7
5619
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15977
Juncus bufonius var. occidentalis
John Rawlings, Toni Corelli
2016-5-13
1876
San Mateo
Vallemar Bluff, Moss Beach. USGS Montara Mountain OE W 7.5 Minute (1:24,000 Scale) Topographic Map.
11
Comment
UCR244744
Juncus effusus var. brunneus
Peter Rubtzoff, Roman Gankin
1975-9-11
8372
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction
213
Comment
UC1101089
Juncus hesperius
Malcolm A. Nobs and S. Galen Smith
1949-8-26
1588
San Mateo
about 1 mi s Half Moon Bay
Comment
JEPS63809
Juncus lescurii
unknown
1925-5-28
3
San Mateo
Salada
Comment
JROH4478
Juncus occidentalis
John H. Thomas
1963-5-12
10078
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4481
Juncus occidentalis
John Hunter Thomas
1978-4-20
19078
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC173845
Juncus occidentalis
Peter Rubtzoff
1978-7-8
9222
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area.
Comment
UCD164095
Juncus occidentalis
Peter Rubtzoff
1978-5-18
9170
San Mateo
San Bruno Mountians.'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Marshy area northwest of Fog Forest.
Comment
JEPS128399
Juncus patens
Adam C. Schneider
2013-5-17
129
San Mateo
Crystal Springs Reservoir.
Comment
JEPS67130
Juncus phaeocephalus
unknown
1925-5-28
2
San Mateo
Salada
Comment
CAS-BOT-BC210072
Juncus phaeocephalus
Peter Rubtzoff; Roman Gankin
1975-9-11
s.n.
San Mateo
Pond NW of and across odl Guadalupe Road from Saddle area (which is located on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JEPS67129
Juncus phaeocephalus var. phaeocephalus
unknown
1925-5-28
1
San Mateo
Salada
Comment
SJSU16014
Juncus xiphioides
John Rawlings, Ken Hickman
2016-5-26
1811
San Mateo
Serpentine seep area (Fountain thistle seep) up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line
122
Comment
HSC23945
Kickxia spuria
Mary Katherine Wicksten
1971-7-15
172
San Mateo
Huddart Park, along wall in front of residence
Comment
JROH4042
Kickxia spuria
H. J. Dengler
1965-8-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in S.F. Creek bed just below N. bend
Comment
SJSU15448
Koeleria gerardi
John Rawlings
2012-5-27
1105
San Mateo
Near high point of Dusk-footed Woodrat Trail (north loop trail), Pulgas Ridge Open Space Preserve (MROSD).
246
Comment Read comments Jun 7 2017
JROH5272
Koeleria macrantha
W. Lennihan
1990-5-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Escobar cutoff (Trail 15), left side of trail past exclosure.
Comment
POM347043
Koeleria macrantha
Lyman Benson
1935-5-5
6535
San Mateo
Lake Searsville; Santa Cruz Mt. Range
152
Comment
CAS-BOT-BC273736
Koeleria pyramidata
W. R. Dudley
1896-4-4
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Crystal Springs Lake
Comment
CAS-BOT-BC340470
Lactuca saligna
John H. Thomas
1969-10-19
15481
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
CAS-BOT-BC341631
Lagophylla ramosissima
Margaret A. Barry
1937-6-22
168
San Mateo
Coal Mine Ridge
Comment
JROH968
Lagophylla ramosissima
John Hunter Thomas
1986-6-7
24084
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC341636
Lagophylla ramosissima
E. A. McGregor
1906-9-23
s.n.
San Mateo
Corte de Madera
Comment
CAS-BOT-BC337879
Lapsana communis
L. R. Abrams
1927-7-20
12179
San Mateo
Santa Cruz Mountain Peninsula. La Honda Creek, about 1 mi above La Honda
Comment
CAS-BOT-BC339079
Lasthenia californica
A. A. Heller
1907-4-25
8465
San Mateo
San Bruno Hills
Comment
POM52845
Lasthenia californica
A. D. E. Elmer
1903-04
4738
San Mateo
San Bruno Hills
Comment
RSA195530
Lasthenia californica
John H. Thomas
1966-4-6
11552
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto.
Comment
CAS-BOT-BC339058
Lasthenia californica
Lewis S. Rose
1933-5-3
33141
San Mateo
Montara
Comment
CAS-BOT-BC339064
Lasthenia californica
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountain. Slope above Fern Rock
Comment
CAS-BOT-BC339088
Lasthenia californica
W. R. Dudley
1899-5-14
s.n.
San Mateo
About hills southwest of Baden
Comment
CAS-BOT-BC339094
Lasthenia californica
W. R. Dudley
1899-5-14
s.n.
San Mateo
About hills southwest of Baden
Comment
RSA585988
Lasthenia californica
Adree M. Desrochers
1988-4-21
306
San Mateo
Near Palo Alto. Near Palo Alto. Jasper Ridge, Biological Preserve of Stanford University.
Comment
JEPS10183
Lasthenia californica subsp. californica
W. L. Jepson
1919-4-19
8230
San Mateo
San Bruno Hills
Comment
JROH978
Lasthenia californica subsp. californica
John Hunter Thomas
1981-5-8
20563
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS20311
Lasthenia californica subsp. californica
Lewis S. Rose
1956-5-28
56081
San Mateo
Skyline Blvd. w San Mateo
182
Comment
CAS-BOT-BC324429
Lasthenia californica subsp. macrantha
H. L. Mason
1921-6-1
s.n.
San Mateo
Pebble Beach near Pescadero
Comment
SJSU11826
Lasthenia californica subsp. macrantha
P. D. Kinzli
1964-4-17
73
San Mateo
by outlet of Pescadero Cr into ocean
Comment
SD38969
Lasthenia glabrata
Delzie Demaree
1932-4-30
9083
San Mateo
Alkali field near Moss Landing.
Comment Read comments Feb 22 2015
JEPS98726
Lasthenia glabrata subsp. glabrata
Raymund Chan
1997-4-12
97012
San Mateo
50 m S of Edgewood Road just before its junction with Canada Road, W of I-280; watershed property; plants not visible from road
Comment
UC1598598
Lasthenia glabrata subsp. glabrata
A. D. E. Elmer
1903-5-1
4426
San Mateo
Millbrae
Comment Read comments Sep 9 2011
CAS-BOT-BC355542
Lasthenia glabrata var. glabrata
John H. Thomas
1954-4-2
3793
San Mateo
1.5 miles east of center of Redwood City
0
Comment
JEPS28873
Lasthenia gracilis
V. F. Hesse
1962-7-19
3166
San Mateo
6
Comment
CAS-BOT-BC368186
Lasthenia minor
Robert Robertson
1959-5-1
114
San Mateo
Pescadero Beach.
9
Comment
UCSC003528
Lasthenia minor
Randall Morgan
2001-5-9
3728
San Mateo
Bean Hollow State Beach parking area, San Mateo County
Comment
SEINET12153854
Lathyrus jepsonii
Unknown
1933-1
70
San Mateo
Alpine Rd
Comment
SD39834
Lathyrus littoralis
Edith A. Purer
1932-7-18
4007
San Mateo
Half Moon Bay, sand dunes
Comment
RSA10272
Lathyrus littoralis
H. A. Barker
1927-5-14
672
San Mateo
North of Half Moon Bay.
Comment
SEINET12153905
Lathyrus littoralis
M. T. Doutt
1931-1
244
San Mateo
S of San Francisco, nr Salada
Comment
SEINET11062227
Lathyrus vestitus subsp. bolanderi
A. A. Heller
1907-5-28
8583
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
UCD106536
Lathyrus vestitus var. ochropetalus
A. A. Heller
1907-5-28
8583
San Mateo
Back of San Mateo on the Half Moon Bay road.
Comment
UC69549
Lathyrus vestitus var. vestitus
J. Burtt Davy
Jun 21 1893-Jun 23 1893
San Mateo
Pilarcitos Lake and Canyon
Comment
CAS-BOT-BC323154
Layia chrysanthemoides
David D. Keck
1932-5-6
1487
San Mateo
Near Skyline Boulevard, west of Millbrae Highlands.
Comment
CAS-BOT-BC323184
Layia chrysanthemoides
Donald A. Johansen
1933-5-27
803
San Mateo
Along Skyline Boulevard at junction of side road leading to Burlingame
Comment
CAS-BOT-BC323179
Layia chrysanthemoides
William R. Dudley
1893-5-17
s.n.
San Mateo
Near Millbrae.
Comment
JEPS39180
Layia gaillardioides
W. L. Jepson
1914-3-22
5735
San Mateo
Redwood City
Comment
CAS-BOT-BC321093
Layia gaillardioides
W. R. Dudley
1899-5-14
s.n.
San Mateo
Santa Cruz Peninsula, hills SW of Baden
Comment
CAS-BOT-BC327459
Layia hieracioides
David D. Keck; Wm. M. Hiesey
1940-6-1
s.n. [likely 5166 ]
San Mateo
Skyline Boulevard opposite north end of Lake San Andreas
137
Comment
CAS-BOT-BC327469
Layia hieracioides
John H. Thomas
1953-5-2
3085
San Mateo
Sunset Beach State Park, near USG&GS Markers: Park 1931 and Park 2-1931.
15
Comment
JROH988
Layia hieracioides
John Hunter Thomas
1980-5-8
19945
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA15482
Layia hieracioides
L. S. Rose
1936-5-28
36309
San Mateo
Emerald lake, W. of Redwood City
91
Comment
SD39841
Layia hieracioides
Edith A. Purer
1933-7-27
5397
San Mateo
Two miles south of Pigeon Point
Comment
UCR256306
Layia hieracioides
Peter Rubtzoff, Roman Gankin, Elizabeth McClintock, Bill Burley
1979-6-7
9289
San Mateo
Central Coast, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains
220
Comment
CAS-BOT-BC327527
Layia hieracioides
James I. McMurphy
1909-5-25
s.n.
San Mateo
Grade W of Crystal Springs Lakes
Comment
JROH993
Layia platyglossa
John H. Thomas
1966-4-12
11564
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC382095
Layia platyglossa
John H. Thomas
1967-5-2
12816
San Mateo
Along Skyline Blvd., 0.4 miles S of Black Mt. intersection; Hillsborough
Comment
JROH4535
Lemna minor
John Hunter Thomas
1978-7-2
19252
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on dam
Comment
RSA18088
Lemna minuta
Carl B. Wolf
1929-4-29
3660
San Mateo
10 miles south of San Francisco, Skyline Drive
Comment
CAS-BOT-BC221526
Lepechinia calycina
Miss E. Cannon
No date on label
s.n.
San Mateo
Near Moss Beach
Comment
CAS-BOT-BC221535
Lepechinia calycina
Fred Hemphill
1973-4-8
661
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
UC306600
Lepechinia calycina
A. D. E. Elmer
Jun 1903
4416
San Mateo
San Mateo
Comment
JROH1536
Lepidium campestre
V. Paranal
1976-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC89130
Lepidium didymum
J. H. Thomas
1958-8-1
7370
San Mateo
About 0.5 mile north of mouth of Pescadero Creek.
0
Comment
RSA116666
Lepidium didymum
H. L. Mason
1921-5-29
s.n.
San Mateo
Pebble Beach near Pescadero.
Comment
UCSB2284
Lepidium didymum
Walker, Clifford
1954-4-20
San Mateo
100 yards from Ocean on cliff, 1 mi. S Half Moon Bay
Comment
CAS-BOT-BC12600
Lepidium nitidum
Margaret A. Barry
1937-5-8
83
San Mateo
On Coal Mine Ridge.
Comment
CAS-BOT-BC12751
Lepidium oxycarpum
Le Roy Abrams
1902-5-16
2277
San Mateo
Cooley's Landing.
Comment
SBBG29869
Lepidium oxycarpum
D. D. Keck
1932-3-24
1401
San Mateo
Redwood City, at the border of San Francisco Bay
Comment
JROH1558
Lepidium strictum
John H. Thomas
1968-3-17
14186
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC12946
Lepidium strictum
John H. Thomas
1966-4-12
11556
San Mateo
East Palo Alto. Along sidewalks near Woodland Avenue and University Avenue.
Comment
POM176894
Lepidium strictum
Helen M. Edwards
1917-2-8
s.n.
San Mateo
Stanford University. Campus.
Comment
CAS-BOT-BC226538
Leptosiphon acicularis
Margaret A. Barry
1937-5-1
46
San Mateo
On Coal Mine Ridge
Comment
CAS-BOT-BC226597
Leptosiphon ambiguus
James McMurphy
1906-5-8
s.n.
San Mateo
Head of Crystal Springs Lakes
Comment
CAS-BOT-BC226607
Leptosiphon ambiguus
L. R. A.
1902-5-4
2415
San Mateo
Woodside
Comment
POM65197
Leptosiphon ambiguus
C. F. Baker
1902-5-4
s.n.
San Mateo
Woodside.
Comment
JROH3173
Leptosiphon androsaceus
John Hunter Thomas
1985-5-22
23671
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM65863
Leptosiphon androsaceus
L. R. Abrams
1901-05
1569
San Mateo
Woodside
Comment
RSA128848
Leptosiphon androsaceus
Roxana S. Ferris
1921-5-24
2192
San Mateo
Bluffs, Pebble Beach near Pescadero.
Comment
UC2049870
Leptosiphon androsaceus
H. W. Johansen
1958-8-13
116
San Mateo
Crystal Springs Road, 2 miles W of San Mateo
Comment
JROH5924
Leptosiphon androsaceus
Herb Dengler
1970-4-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; East serpentine
Comment
POM279122
Leptosiphon androsaceus
Lyman Benson
1928-4-16
156
San Mateo
Summit Searsville Ridge. Stanford University.
152
Comment
UC106675
Leptosiphon croceus
Katharine Brandegee
1905-6-19
San Mateo
Moss Beach (Wienke's) Moss Beach
Comment Read comments Jun 26 2010
RSA128499
Leptosiphon liniflorus
Harry A. Dutton
1900-4-3
s.n.
San Mateo
Woodside serpentine [?]
Comment
SBBG39507
Leptosiphon liniflorus
L. S. Rose
1970-5-9
70040
San Mateo
Black Mtn near Skyline, Hillsborough
121
Comment
UCSB12382
Leptosiphon liniflorus
Dearing, Hugh; Dearing, Margaret
1933-5-14
San Mateo
Skyline Drive, so. of San Francisco
Comment
JROH3188
Leptosiphon parviflorus
John H. Thomas
1955-5-6
5003
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA5157
Leptospermum laevigatum
T. C. Fuller
1969-5-15
18476
San Mateo
Hillslope opposite the welfare farm, Highway 92 to San Mateo, east limits of Half Moon Bay.
0
Comment
UCD78147
Leptospermum laevigatum
Robert E. Preston
2008-4-1
2599
San Mateo
Lower Crystal Springs Reservoir, 0.12 mi SW of jct Hwy 92 and Hwy 35
92
Comment
CAS-BOT-BC324065
Lessingia arachnoidea
L. S. Rose
1941-9-6
41434
San Mateo
San Mateo Canyon
90
Comment
JEPS21650
Lessingia arachnoidea
L. R. A.
1902-9-2
2996
San Mateo
Crystal Lake
Comment
JEPS40995
Lessingia arachnoidea
Lewis S. Rose
1964-9-9
64075
San Mateo
w of San Mateo; Crystal Springs Lakes
Comment
POM289269B
Lessingia arachnoidea
Lyman Benson
1934-7-29
6109
San Mateo
Crystal Springs Lake; Mt. Range: Santa Cruz; Watershed: S. F. Bay.
152
Comment
UC1287459
Lessingia arachnoidea
Willard Spence
1960-10-16
635
San Mateo
Ralston Road 0.2 mi off Skyline Blvd.
Comment
CAS-BOT-BC324072
Lessingia germanorum
Elizabeth McClintock; Paul Reeberg
1989-8-19
s.n.
San Mateo
San Bruno Mountains, Reservoir Hill.
137
Comment
JROH1027
Lessingia glandulifera var. glandulifera
Carol Zabel
1989-9-4
36
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near side of Road E, 100 yards down from intersection of Roads D, E, and F
Comment
CAS-BOT-BC324175
Lessingia hololeuca
LeRoy Abrams
1902-9-21
2987
San Mateo
Crystal Springs
Comment
CAS-BOT-BC324182
Lessingia hololeuca
Lewis S. Rose
1964-9-5
64072
San Mateo
Emerald Lake, W of Redwood City
152
Comment
SEINET10617599
Lessingia hololeuca var. arachnoidea
Charles F. Baker
1902-9-2
Baker 1548
San Mateo
Crystal Springs Lake. Large colonies along roadsides.
Comment
JROH5964
Lessingia pectinata var. tenuipes
Ann Lambrecht, Alice Cummings
2017-6-13
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Road F opposite unmarked spur trail into chaparral
159
Comment
JROH1038
Leucanthemum vulgare
John Rawlings
2012-6-19
1135
San Mateo
Jasper Ridge Biological Preserve, Stanford University. South bank of dry stream bed of Bear Creek at Serpentine.
84
Comment
CAS-BOT-BC342094
Leucanthemum vulgare
John Thomas Howell
1949-7-4
25356
San Mateo
On Skyline Blvd. north of Millbrae
Comment
RSA800278
Leucanthemum vulgare
Peter Rubtzoff
1988-5-12
9922
San Mateo
San Bruno Mountains, ''Saddle'' area on north side of Guadalupe Canyon Parkway, west of Radio Road Junction, near old Guadalupe Road between Bog Trail and Saddle Trail junctions.
Comment
UC773784
Leymus X vancouverensis
Frank W. Gould
1948-6-19
4716
San Mateo
about 2 mi s Pescadero (sand dunes at high tide level)
Comment
CAS-BOT-BC273564
Leymus californicus
A. D. E. Elmer
1903-6-1
4700
San Mateo
Toward Crystal Springs Lake from San Mateo
Comment
UCD64550
Leymus condensatus
David L. Morgan
1955-8-1
San Mateo
Lower San Mateo County: 1 mile N of Santa Cruz county line on Hwy 1.
22
Comment
CAS-BOT-BC272184
Leymus triticoides
Elizabeth McClintock; Paul Reeberg
1988-4-14
s.n.
San Mateo
Lower Guadalupe Parkway north of school, San Bruno Mountains
Comment
UC37061
Leymus triticoides
unknown
San Mateo
San Mateo
Comment
JROH2984
Ligustrum lucidum
Ann Lambrecht, Paul Heiple
2008-1-9
39
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on Trail c
Comment
RSA3936
Lilaea scilloides
W. R. Dudley
1893-05
s.n.
San Mateo
Santa Cruz Mountain peninsula: Back of Mira Vista, near Stanford University
Comment
CAS-BOT-BC130795
Lilium pardalinum
W. S. Atkinson
1901-7-6
s.n.
San Mateo
Pescadero Creek near Harrison P.O.
Comment
JROH4689
Lilium pardalinum subsp. pardalinum
John Hunter Thomas
1989-6-17
24776
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek
Comment
UC137902
Limnanthes douglasii subsp. douglasii
C. F. Baker
1903-4-8
1916
San Mateo
San Andreas Lake
Comment
RSA644976
Limnanthes macounii
Rudolf Schmid
2000-2-24
2000 -2
San Mateo
Aong E side of Hwy 1 S of Moss Beach and directly opposite Half Moon Bay airport.
10
Comment
CDA36142
Limonium binervosum
Michael Perlmutter
2011-6-15
San Mateo
Burlingame, Sanchez Marsh.
0
Comment
UCD166487
Limosella
Peter Rubtzoff
1965-10-19
5661
San Mateo
Pilarcitos Lake.
Comment
JROH4055
Limosella acaulis
John Hunter Thomas
1980-11-12
20169
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC238364
Limosella aquatica
W. R. Dudley
1909-10-4
s.n.
San Mateo
The Santa Cruz Mountain Peninsula. W. twin-pond, northern part of county
Comment
UC306700
Linanthus ambiguus
A. D. E. Elmer
Apr 1903
4913
San Mateo
Crystal Springs Lake
Comment
UC23367
Linanthus androsaceus
J. Burtt Davy
1895-4-20
1072
San Mateo
Crystal Springs Lake
Comment
UC336384
Linanthus androsaceus
unknown
491
San Mateo
Colma, S.P.R.R. Colma
Comment
UC133890
Linanthus liniflorus
C. F. Baker
1902-5-4
760
San Mateo
Woodside
Comment
UC494224
Linanthus liniflorus
Mrs. G. Earle Kelly
1932-4-19
San Mateo
San Mateo
Comment
CDA6305
Linaria purpurea
T. C. Fuller
1968-10-3
17659
San Mateo
Christie s Crescent Nursery, Half Moon Bay.
0
Comment
SD39367
Linum californicum
McCallum
1933-5-24
3707
San Mateo
Fields on Stanford Campus.
Comment
CAS-BOT-BC36072
Lithocarpus densiflorus var. densiflorus
Josephine D. Randall
1907-6-29
128
San Mateo
Kings Mt. Road
Comment
CAS-BOT-BC36075
Lithocarpus densiflorus var. densiflorus
Eric Walther
1919-6-9
s.n.
San Mateo
Woodside
Comment
POM222890
Lithocarpus densiflorus var. densiflorus
S. S. Berry
1899-3-13
s.n.
San Mateo
King's Mountain Road.
549
Comment
RSA212176
Lithocarpus densiflorus var. densiflorus
L. S. Rose
1969-8-22
69098
San Mateo
Skyline Blvd. & La Honda Road.
610
Comment
CAS-BOT-BC430768
Lithophragma affine
H. A. Dutton
1900-4-17
s.n.
San Mateo
Woodside
Comment
RSA159426
Lithophragma heterophyllum
John H. Thomas
1961-5-14
9361
San Mateo
Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve.
152
Comment
UC858160
Lithophragma heterophyllum
Lewis S. Rose
1939-4-12
39062
San Mateo
Crystal Springs Lake
152
Comment
JROH746
Logfia gallica
John Hunter Thomas
1989-5-9
24705
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC173835
Lolium multiflorum
Peter Rubtzoff
1977-6-21
9059
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, northwest of Fog Forest.
Comment
CAS-BOT-BC283223
Lolium multiflorum
W. R. Dudley
1906-6-12
s.n.
San Mateo
Santa Cruz Mountain Peninsula. On mountain side W of Tripps Store, Woodside
Comment
CAS-BOT-BC269126
Lolium perenne
George Oberlander
1949-7-25
249
San Mateo
San Francisco Watershed Reserve. Sawyer Ridge
Comment
RSA786667
Lolium perenne subsp. multiflorum
Peter Rubtzoff
1976-6-13
8629
San Mateo
San Bruno Mountains: 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In area of uppermost part of East Fork Colma Creek, at the NW corner of Fog Forest.
Comment
JROH5548
Lomatium caruifolium var. caruifolium
John Rawlings
2013-4-2
1142
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Southeast side of creek and about 75 meters upstream of bridge on Trail 11
136
Comment
JEPS17132
Lomatium dasycarpum subsp. dasycarpum
W. L. Jepson
1914-3-22
5737 b
San Mateo
Redwood City
Comment
JROH256
Lomatium dasycarpum subsp. dasycarpum
John H. Thomas
1958-5-10
7145
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH263
Lomatium dasycarpum subsp. dasycarpum
John H. Thomas
1973-4-20
16582
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA452094
Lomatium dasycarpum subsp. dasycarpum
Glenn A. Gorelick
1967-2-10
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
Comment
JROH273
Lomatium macrocarpum
John H. Thomas
1956-4-7
5625
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1666
Lonicera hispidula
John Hunter Thomas
1992-7-24
25382
San Mateo
Jasper Ridge Biological Preserve, Stanford University; causeway and boat launching ramp
Comment
RSA120039
Lonicera hispidula var. vacillans
W. R. Dudley
1896-9-15
s.n.
San Mateo
El Corte Madera Creek. Santa Cruz Mountain Peninsula.
Comment
UC484309
Lonicera hispidula var. vacillans
Carl B. Wolf
1930-11-5
1805
San Mateo
2 mi w La Honda; Santa Cruz Mtns.
304
Comment
CAS-BOT-BC243968
Lonicera involucrata var. ledebourii
A. D. E. Elmer
1903-6-1
4272
San Mateo
Lake San Andreas
Comment
UCD163731
Lonicera involucrata var. ledebourii
Peter Rubtzoff
1980-12-11
9635
San Mateo
San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
CAS-BOT-BC290619
Lotus
Peter Rubtzoff
1987-7-31
9821
San Mateo
Best Products Company parking lot on east side of Gellert Blvd. north of Westborough Blvd. intersection, South San Francisco.
Comment
SBBG25074
Lotus corniculatus
D. Myrick
1966-6-11
1448
San Mateo
near Pescadero off Hwy 1
Comment
UCR123137
Lotus corniculatus
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6798
San Mateo
Central Coast, Purissima Creek Rd., 0.9 mi from Calif. Hwy 1(junction about 4 mi south of Half Moon Bay)
91
Comment
JROH2044
Lotus corniculatus
John Hunter Thomas
1977-6-16
18754
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old racing oval
Comment
JROH2051
Lotus corniculatus
Carol Zabel
1989-6-1
17
San Mateo
Jasper Ridge Biological Preserve, Stanford University; San Francisquito Creek bank, just downstream from low-flow crossing on Road C
Comment
SEINET3696856
Lotus formosissimus
Ethel Crum
1934-4-29
1701
San Mateo
South of Pescadero
30
Comment
UC311112
Lotus formosissimus
A. D. E. Elmer
Apr 1903
4860
San Mateo
Lake San Andreas
Comment
CDA28794
Lotus junceus
D. G. Kelch
2009-6-9
9 .397
San Mateo
Santa Cruz Mts.; Chert outcrop and adjacent mixed evergreen forest along Skyline Blvd ~1 km W of Skegg s Point.
Comment
POM276674
Lotus scoparius var. scoparius
Lyman Benson
1928-12-15
832
San Mateo
La Honda
213
Comment
POM18648
Lotus wrangelianus
C. F. Baker
1902-5-1
776
San Mateo
Crystal Springs Lake.
Comment
POM276637
Lotus wrangelianus
Lyman Benson
1930-5-1
2052
San Mateo
Stanford University.
107
Comment
CAS-BOT-BC60245
Lunaria annua
Emma Millett
1917-4-4
s.n.
San Mateo
Kings Mountain.
Comment
CAS-BOT-BC60246
Lunaria annua
E. W. Rust
1908-3-28
s.n.
San Mateo
Vicinity of Stanford University. Woodside Post Office.
Comment
CAS-BOT-BC60248
Lunaria annua
J. H. Thomas
1965-4-29
10632
San Mateo
San Bruno Mountain.
Comment
SEINET10488443
Lupinus albifrons
Charles F. Baker
1902-5-4
Baker UMO 71685
San Mateo
Crystal spring. Open sides of gulches, 9-18 dm high
Comment
SEINET10969885
Lupinus albifrons
Donald E. Bright
1962-4-16
Bright 225
San Mateo
Disturbed roadside, 8 miles ne of santa cruz, near graham hill and sims road, Along hwy 17. Bushy plant ca 2 ft high and 3-4 ft broad
Comment
CAS-BOT-BC195819
Lupinus albifrons var. albifrons
A. D. E. Elmer
1903-5-1
4643
San Mateo
Belmont
Comment
CAS-BOT-BC195820
Lupinus albifrons var. albifrons
L. R. A.
1902-4-13
2340
San Mateo
San Mateo Canon [Canyon]
Comment
CAS-BOT-BC195788
Lupinus albifrons var. albifrons
Charles Piper Smith
1946-7-15
46373
San Mateo
Belmont, Vanderlaan Summit
Comment
CAS-BOT-BC195798
Lupinus albifrons var. albifrons
Charles Piper Smith
1948-6-21
48465
San Mateo
Highway 5 - junction Burlingame 4 mile road, 2.7 miles south
Comment
CAS-BOT-BC196111
Lupinus albifrons var. collinus
Elizabeth McClintock; Walter Knight; Irja Knight; Baki Kasapligil
1967-7-18
s.n.
San Mateo
In Colma Canyon
Comment
CAS-BOT-BC196116
Lupinus albifrons var. collinus
A. D. E. Elmer
1903-5-1
4642
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC196125
Lupinus albifrons var. collinus
Roxana S. Ferris
1921-4-7
2131
San Mateo
San Bruno Mt.
213
Comment
CAS-BOT-BC196131
Lupinus albifrons var. collinus
Alice Eastwood
1914-3-12
3759
San Mateo
San Bruno Hills
Comment
UC1300892
Lupinus albifrons var. collinus
Helen K. Sharsmith
1963-2-16
5139
San Mateo
lower open slopes San Bruno Mountain (above Daly City); San Francisco Bay Region, slopes of San Bruno Mountain
106
Comment
UCD106267
Lupinus albifrons var. collinus
A. A. Heller
1907-4-25
8462
San Mateo
San Bruno Hills.
Comment
SEINET10871208
Lupinus albifrons var. flumineus
Charles Piper Smith
1946-3-26
Smith 46115
San Mateo
Hwy 5, san francisco co jail road n
Comment
CAS-BOT-BC27392
Lupinus apricus
C. P. Smith
1908-5-2
1427
San Mateo
Stanford University. Stockfarm bridge.
Comment
UC201982
Lupinus arboreus
A. D. E. Elmer
May, 1903
4414
San Mateo
Colma
Comment
SEINET10484850
Lupinus bicolor
Walter Knight, Irja Knight
1965-4-4
Knight 1008
San Mateo
Bitter Cherry Ravine. In chaparral. Occasional plant - no colonies.
Comment
SEINET12154472
Lupinus bicolor
Unknown
1932-1
9116
San Mateo
Half Moon Bay
Comment
UCD107181
Lupinus bicolor
A. A. Heller
1907-4-20
8451
San Mateo
near Lake Merced.
Comment
SEINET7545231
Lupinus bicolor subsp. pipersmithii
C. P. Smith
1908-1
1403
San Mateo
Stanford University. Cedro Cottage Field
Comment
POM10642
Lupinus bicolor subsp. tridentatus
C. F. Baker
1903-4-8
1921
San Mateo
San Andreas Lake
Comment
SEINET10484957
Lupinus bicolor var. trifidus
David B. Dunn, Howard Brown
1946-5-15
Dunn 2596
San Mateo
Collected in meadow land in the bottom of a 50 ft. ravine with a small lake at one end; 1 block N of Sloat Blvd. at Vale Ave.
Comment
POM11076
Lupinus densiflorus var. palustris
A. D. E. Elmer
1903-06
4413
San Mateo
Lake San Andreas.
Comment
UC127061
Lupinus eximius
J. Burtt Davy
1895-4-20
1050
San Mateo
Lake Pilarcitos; ; Lake Pilarcitos, San Mateo Co
Comment
SEINET10490755
Lupinus formosus var. formosus
Alice Eastwood, John Thomas Howell
1938-6-26
Eastwood 6077
San Mateo
Crystal springs lake. Region of type locality.
Comment
SEINET11071961
Lupinus latifolius
A. A. Heller
1907-5-23
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
SD37898
Lupinus latifolius var. latifolius
Marie Cummings
1933-5-18
3664
San Mateo
Los Altos
Comment
UC729631
Lupinus microcarpus var. densiflorus
Carl B. Wolf
1929-5-17
3712
San Mateo
Alpine Road e Skyline Blvd.
304
Comment
SBBG39518
Lupinus microcarpus var. densiflorus
L. S. Rose
1970-5-9
70038
San Mateo
Chateau Drive near Skyline, Hillsborough
91
Comment
UC1129636
Lupinus nanus
W. W. Akey
1935-5-25
25
San Mateo
near Bolsa Point; Santa Cruz quad
30
Comment
UC138034
Lupinus nanus
C. F. Baker
1902-4-12
507
San Mateo
San Gregorio
Comment
UC201937
Lupinus nanus
W. A. Setchell
1912-5-26
San Mateo
Montara
Comment
UC15978
Lupinus nanus
Ivar Tidestrom
May 1894
San Mateo
Comment
RSA413810
Lupinus nanus subsp. nanus
D. D. Keck
1932-5-11
1769
San Mateo
Two miles north of San Gregorio.
15
Comment
JROH2145
Lupinus succulentus
John H. Thomas
1974-4-12
17143
San Mateo
Jasper Ridge Biological Preserve, Stanford University; at Escobar gate
Comment
SEINET12154824
Lupinus succulentus
Unknown
1932-1
8978
San Mateo
Los Ticiness woods
Comment
POM276255
Lupinus vallicola subsp. apricus
Lyman D. Benson
1930-5-1
2049
San Mateo
Stanford University.
122
Comment
POM77615
Lupinus vallicola subsp. apricus
C. P. Smith
1921-3-12
3227
San Mateo
University Park
Comment
SEINET10490275
Lupinus vallicola subsp. apricus
P. Wheeler
1966-5-1
Wheeler UMO 104189
San Mateo
Crocker field industrial park. San bruno mtn. Large colony of blue flowered Lupines with many white flowered plants mixed in.
Comment
SEINET10870826
Lupinus vallicola subsp. apricus
Charles Piper Smith
1946-3-26
Smith 46118
San Mateo
Woodside, 2.3 m N.
Comment
JEPS125910
Lupinus variicolor
Dean W. Taylor
2002-3-20
17955
San Mateo
Franklin Point, coastal bluff, about 1 mile SE along the coast from actual point.
Comment
POM181506
Lupinus variicolor
H. F. Copeland
1928-2-25
983
San Mateo
Montara.
Comment
SEINET7076091
Lupinus variicolor
A. G. Vestal
1955-5-31
s.n.
San Mateo
Near Pebble Beach off Route 1. (NAD 27; 37.2369? deg. North Latitude, 122.4153? deg. West Longitude, UTM Zone 10, 551863mE, 4121109mN). [GPS Coordinate: WGS84/NAD83].
Comment
UC127021
Lupinus variicolor
Alice Eastwood
April 1896
San Mateo
bet. Crystal Springs and Millbrae; bet. Crystal Springs and Millbrae
Comment
UC82051
Lupinus variicolor
Dr. E. B. Copeland
1903-6-3
3302
San Mateo
Montara Point
Comment
UC903067
Lupinus variicolor
Ethel Crum
1934-4-29
1699
San Mateo
4 mi s Pescadero (open slope near ocean); s of Pescadero
Comment
SEINET10489105
Lupinus variicolor
Elizabeth M. McClintock; Baki Kasapligil; Walter Knight; Irja Knight, Baki Kasapligil; Walter Knight; Irja Knight
1967-7-18
McClintock s.n.
San Mateo
San bruno mtn. In old quarry in colma canyon.
Comment
UCD109674
Lupinus variicolor
Kathyrn L. Koch
1965-5-1
47
San Mateo
just south of State Highway 1 junction, across from Playa de las Frijoles State Park.
Comment
POM290438
Luzula comosa
Arthur L. Cohen
1935-4-21
634
San Mateo
Jasper Ridge, Stanford University. Santa Cruz Mtn Range, San Francisco Bay Watershed.
152
Comment
CAS-BOT-BC441268
Luzula macrantha
Ira L. Wiggins
1925-4-1
1684
San Mateo
First bridge across small creek on Kings Mountain Road above Woodside
Comment
JROH4165
Lycopersicon esculentum
John Hunter Thomas
1981-10-25
20767
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5907
Lysimachia arvensis
L. Nordby
1982-4-15
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near the Searsville Lab on the west side of the lake
Comment
JROH2948
Lythrum hyssopifolia
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10452840
Lythrum hyssopifolia
Mary Susan Taylor
1978-8-30
Taylor 1874
San Mateo
Comment
CDA19835
Lythrum salicaria
R. Pummer
2001-11-21
PDR 064586
San Mateo
San Francisco Bay Area; La Honda Homeowners Association on Entrada Rd.
0
Comment
CAS-BOT-BC343905
Madia elegans
Barrett Anderson
1986-8-12
3258
San Mateo
Skyline Blvd just N of Crystal Springs Rd.
135
Comment
JROH1056
Madia exigua
John Hunter Thomas
1981-5-25
20636
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA107074
Madia exigua
K. C. Rose
1956-5-28
56083
San Mateo
Emerald Lake hill W of Redwood City.
183
Comment
POM362166
Madia exigua
D. D. Keck
1932-5-11
1761
San Mateo
Above Searsville Lake, La Honda road, east slope of Santa Cruz Mountains, San Mateo Mountains
Comment
CAS-BOT-BC343332
Madia gracilis
David D. Keck
1932-5-25
1780
San Mateo
Hills two miles west of Belmont
Comment
JROH1067
Madia gracilis
John H. Thomas
1958-5-10
7142
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1069
Madia gracilis
Oz Garton
1968-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1076
Madia gracilis
John Hunter Thomas
1978-5-12
19204
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near dam
Comment
JROH1091
Madia gracilis
John Hunter Thomas
1988-4-28
24417
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1093
Madia gracilis
John Hunter Thomas
1988-5-25
24488
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing
Comment
CAS-BOT-BC345142
Madia sativa
J. H. Thomas
1959-8-16
8064
San Mateo
About 2 miles SW of Pescadero
60
Comment
CAS-BOT-BC353475
Madia sativa
Peter Rubtzoff
1979-7-26
9301
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains.
Comment
CAS-BOT-BC345108
Madia sativa
W. R. Dudley
1901-5-11
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near Colma
Comment
CAS-BOT-BC345132
Madia sativa
David D. Keck
1941-7-1
1869
San Mateo
Base of Montara Mountain, near Montara
91
Comment
CAS-BOT-BC510725
Maianthemum dilatatum
John H. Thomas
1961-5-7
9288
San Mateo
San Bruno Mountain in northern part of county
396
Comment
SD39134
Maianthemum racemosum subsp. amplexicaule
McCallum
1933-5-22
2145
San Mateo
Damp woods in Los Trancus woods.
Comment
CHSC56088
Maianthemum stellatum
Steven H. Roth
1980-4-4
16
San Mateo
200 m southeast of Portola Road at the Portola Valley Library, and 5 mi southwest of the north end of Stanford Linear Accelerator.
Comment
CAS-BOT-BC514157
Maianthemum stellatum
J. H. Thomas
1949-4-14
272
San Mateo
King's Mountain
Comment
CAS-BOT-BC203907
Malacothamnus aboriginum
George Oberlander
1949-7-10
258
San Mateo
San Francisco Watershed Reserve. South end of Sawyer Ridge
Comment
POM223310
Malacothamnus arcuatus
L. S. Rose
1935-6-11
s.n.
San Mateo
3 miles W of Stanford University
Comment
CAS-BOT-BC344961
Malus pumila
Peter Rubtzoff
1975-10-24
8432
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains.
Comment
JROH2966
Malva nicaeensis
John H. Thomas
1970-7-5
15672
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET5560600
Malva parviflora
H. S. Gentry
1931-1
87
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
RSA176523
Marah fabacea
John H. Thomas
1961-4-29
1995
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto.
Comment
RSA440955
Marah fabacea
Glenn A. Gorelick
1967-4-14
s.n.
San Mateo
San Bruno Mts. overlooking Daly City near San Francisco.
Comment
SEINET5729437
Marah fabacea
R. E. Dengler
1960-1
31
San Mateo
Sausal Creek, Wyndham Drive, Portola Valley.; Portola Valley
128
Comment
SJSU15423
Matricaria chamomilla
Toni Corelli
2011-8-25
706
San Mateo
Ano Nuevo State Park, along Hwy. 1 south of main entrance
28
Comment
JROH5783
Matricaria discoidea
John Rawlings
2016-4-26
1758
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Rd E near Trail 13.
105
Comment
CAS-BOT-BC422674
Meconella californica
C. F. Baker
1902-4-6
457
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC422678
Meconella californica
A. D. E. Elmer
1903-4-1
4499
San Mateo
San Mateo toward Crystal Springs
Comment
UCR121590
Medicago lupulina
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4976
San Mateo
Pescadero Creek Watershed, Pescadero Road just north of Loma Mar
107
Comment
JROH2172
Medicago polymorpha
John Hunter Thomas
1988-4-7
24377
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2161
Medicago polymorpha
John H. Thomas
1963-6-23
10174 & 10175
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge
Comment
SD99483
Medicago polymorpha
Ira L. Wiggins
1975-4-12
22139
San Mateo
Northeast side of Southern Pacific right-of-way, between San Francisquito Creek and Ravenswood Avenue, Menlo Park.
Comment
CAS-BOT-BC269470
Melica californica
Elizabeth McClintock; David Schooly; Kim Marcus
1975-4-13
s.n.
San Mateo
San Bruno Mountain. Above Hillside Blvd., South San Francisco
Comment
CAS-BOT-BC269473
Melica californica
LeRoy Abrams
1901-5-1
1568
San Mateo
Woodside
Comment
JROH5299
Melica californica
W. H. Lennihan
1990-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Right side of trail leading from serpentine hill to oak woodlands.
Comment
CAS-BOT-BC281408
Melica imperfecta
Walter & Irja Knight
1964-5-30
s.n.
San Mateo
San Bruno Mt. Colma Canyon
Comment
JROH5311
Melica subulata
John Rawlings
2005-5-15
1005
San Mateo
Jasper Ridge Biological Preserve, Stanford University; verge of Trail 2 from 100 to 250 yards west of the zoology cabin site
82
Comment
CAS-BOT-BC264252
Melica torreyana
W. R. Dudley
1900-3-16
s.n.
San Mateo
By road up Kings Mt., Santa Cruz Mountain Peninsula
Comment
JROH5313
Melica torreyana
John H. Thomas
1964-4-12
10310
San Mateo
Jasper Ridge Biological Preserve, Stanford University. On slope to the east of the dam.
Comment
UCD88813
Melica torreyana
A. A. Beetle
1942-6-11
3600
San Mateo
Rt. 5, 15 miles south of San Bruno.
Comment
UC2049893
Melilotus indicus
H. W. Johansen
1955-4-23
80
San Mateo
Crystal Springs Road, 2 miles W of San Mateo
Comment
JROH5933
Melilotus indicus
M. Ray
1982-4-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near the Whiskey Hill Gate
Comment
JROH2797
Melissa officinalis
John H. Thomas
1962-7-15
9919
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below dam
Comment
RSA0018571
Mentha
Peter Rubtzoff, Walter Knight, Irja Knight
1987-10-16
9866
San Mateo
San Bruno Mountain. Saddle area on north side of Guadelupe Canyon Parkway west of Radio Road junction. NW part of the area along old Guadalupe Road.
Comment
JROH2823
Mentha pulegium
Carol Zabel
1989-8-11
25
San Mateo
Jasper Ridge Biological Preserve, Stanford University; San Francisquito Creek bank, upstream from low-flow crossing on Road C
Comment
SJSU43
Mentha pulegium
C. D. Duncan
1925-10-11
San Mateo
Mud Lakes, summit of Coal Mine Ridge (above Corte Madera Cr) Santa Cruz Mts.
Comment
CDA4875
Mercurialis annua
T. C. Fuller
1958-10-16
1444 -58
San Mateo
Just east of Sanchez Adobe House, south side of Linda Mar Boulevard, Pedro Valley.
0
Comment
POM177324
Mercurialis annua
L. R. Abrams, I. L. Wiggins, D. Abrams
1930-11-13
I 80
San Mateo
Artichoke field 3 mi. S. of Rockaway Beach (Pedro Valley).
Comment
RSA34831
Mercurialis annua
I. L. Wiggins
1945-9-22
11195
San Mateo
Cultivated fields in Pedro Valley, inland from Pedro Point.
Comment
UCD96998
Mesembryanthemum nodiflorum
Malcolm A. Nobs; S. Galen Smith
1949-8-27
1623
San Mateo
E of Redwood City.
Comment
CAS-BOT-BC428899
Micranthes californica
Ira L. Wiggins
1929-3-23
3369
San Mateo
Road to Mud Lake, near Stanford University.
Comment
CAS-BOT-BC428900
Micranthes californica
W. R. Dudley
1900-3-16
s.n.
San Mateo
Santa Cruz Peninsula. Bank by Redwood Stage road to Woodside
Comment
JROH1119
Micropus californicus var. californicus
John H. Thomas
1958-5-10
7152
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC004608
Microseris
Randall Morgan
1994-4-13
2182
San Mateo
Edgewood Park/Canada Road
Comment
CAS-BOT-BC349019
Microseris douglasii subsp. douglasii
A. D. E. Elmer
1903-5-1
4721
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC349020
Microseris douglasii subsp. douglasii
LeRoy Abrams
1902-5-4
2421
San Mateo
Woodside
Comment
JEPS36153
Microseris douglasii subsp. douglasii
J. Burtt Davy
1893-6-17
797
San Mateo
Belmont
Comment
JROH1148
Microseris douglasii subsp. douglasii
John Hunter Thomas
1987-5-5
24249
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC349148
Microseris douglasii subsp. tenella
LeRoy Abrams
1902-5-4
2423
San Mateo
Woodside
Comment
JROH5590
Microseris douglasii subsp. tenella
John Rawlings
2013-4-23
1185
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Road F 50 meters east of Trail 15.
170
Comment
POM53405
Microseris douglasii subsp. tenella
C. F. Baker
1902-5-4
755
San Mateo
Woodside.
Comment
POM203100
Microseris douglasii subsp. tenella
L. S. Rose
1933-4-30
33129
San Mateo
Redwood City
Comment
CAS-BOT-BC7487
Microseris leucocarpha
Charles Fuller Baker
1902-5-4
808
San Mateo
Woodside
Comment
JROH4075
Mimulus aurantiacus var. aurantiacus
John Hunter Thomas
1978-4-20
19095
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC162414
Mimulus grandis
A. A. Heller
1906-6-8
8376
San Mateo
near Ocean View; San Francisco
Comment
JEPS85195
Mimulus guttatus
Roy E. Buck, Randall A. Morgan
1984-6-17
506
San Mateo
ca. 6 km sw Redwood City (in triangle of Edgewood Rd., Canada Rd., and Interstate 280, s of Edgewood Park trail underpass); San Francisco Watershed Reserve
158
Comment
RSA788375
Mimulus guttatus
Peter Rubtzoff
1976-6-30
8705
San Mateo
San Bruno Mountains: 'Saddle' area on N side of Guadalupe Canyon Parkway west of Radio Road junction. Westernmost part of the area on a slope across fence.
Comment
SEINET8374162
Mimulus guttatus
A. D. E. Elmer
1903-1
4857
San Mateo
Crystal Springs Lake.
Comment
UCD122861
Mimulus primuloides
Clyde Elmore
1967-9-14
s.n.
San Mateo
The Sequoias (Lutheran retirement community), off Portola Road, Woodside.
Comment
CAS-BOT-BC7363
Monardella franciscana
Adolph Daniel Edward Elmer
1903-7-1
4766
San Mateo
San Pedro
Comment
CAS-BOT-BC214069
Monardella villosa
C. F. Baker
1903-6-30
3353
San Mateo
Crystal Springs
Comment
CAS-BOT-BC220663
Monardella villosa
Ned Cahill
1974-4-30
236
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
POM19726
Monardella villosa
C. F. Baker
1903-6-30
3353
San Mateo
Crystal Springs.
Comment
CAS-BOT-BC214078
Monardella villosa
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
Quarry 4, San Bruno Mountain
Comment
SEINET10582384
Monardella villosa subsp. franciscana
A. Graff
1993-6-14
Graff 5
San Mateo
0.4 miles down Bean Hollow Road from its intersection with Pescadero Road, along right road cut. Windy, exposed, dry, steep, rocky cuts. Locally infrequent, with Artemisia californica, Baccharis pilularis, Mimulus aurantiacus, Eriophyllum stachaedifolium, Anaphalis margaritacea, Dudleya sp., Scrophularia californica, Eriogonum sp., grasses.
Comment
JEPS127870
Monardella villosa subsp. villosa
Adam C. Schneider
2013-5-17
154
San Mateo
Crystal Springs Reservoir
Comment
JROH2845
Monardella villosa subsp. villosa
John Hunter Thomas
1981-6-4
20671
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC327791
Monolopia gracilens
Donald A. Johansen
1932-5-21
683
San Mateo
East of La Honda, Santa Cruz Mountains.
Comment
CAS-BOT-BC444954
Montia fontana
George Oberlander
1950-4-16
632
San Mateo
San Francisco Watershed Reserve. Below San Andreas Dam
Comment
UCD163600
Morella californica
Peter Rubtzoff
1980-12-11
9634
San Mateo
San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
UC13848
Muilla maritima
Alice Eastwood
April 1896
San Mateo
Crystal Springs
Comment
CAS-BOT-BC508587
Muilla maritima
Lewis S. Rose
1965-3-25
s.n.
San Mateo
Gradalupe Road, San Bruno Mountain
Comment
CDA5599
Myosotis discolor
Wm. Davis
1959-5-15
2398
San Mateo
Woodlawn Cemetery, Colma.
0
Comment
CDA28803
Myosotis latifolia
D. G. Kelch
2009-6-9
9 .403
San Mateo
Santa Cruz Mts.; Chert outcrop and adjacent mixed evergreen forest along Skyline Blvd ~1 km W of Skegg s Point.
Comment
RSA176826
Myosotis latifolia
John H. Thomas
1961-5-5
9207
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam.
76
Comment
JROH2697
Myriophyllum aquaticum
John Hunter Thomas
1987-5-26
24321
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake.
Comment
RSA176407
Myriophyllum aquaticum
John H. Thomas
1964-10-2
10508
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Edge of Searsville Lake near Bridge.
Comment
CAS-BOT-BC260023
Nassella lepida
John Thomas Howell
1952-5-28
28316
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC260237
Nassella pulchra
H. A. Dutton
1900-2-1
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Woodside
Comment
RSA185012
Nassella pulchra
L. S. Rose
1963-4-27
63000
San Mateo
Skyline Blvd, open hills west of San Mateo.
91
Comment
UCD37962
Nassella pulchra
Beecher Crampton
1962-6-11
6502
San Mateo
San Mateo County, Sharp park suburb of pacifica, Moris' Point Road, west of State Highway 1.
Comment
JROH3201
Navarretia heterodoxa
John H. Thomas
1969-6-4
15113
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM65123
Navarretia squarrosa
C. F. Baker
1903-6-30
3360
San Mateo
Pilarcitos
Comment
JROH2750
Nemophila
John Hunter Thomas
1982-4-30
20881
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD38536
Nemophila menziesii
Janet Turner
1933-4-19
3728
San Mateo
Above Emerald Lake
Comment
UC1301146
Nemophila menziesii
Helen K. Sharsmith
1963-2-16
5132 a
San Mateo
above Daly City (lower open slopes of San Bruno Mountain); San Francisco Bay Region, San Bruno Mountain
106
Comment
RSA15266
Nemophila menziesii var. menziesii
Carl B. Wolf
1927-3-2
230
San Mateo
Above Searsville Lake.
Comment
CAS-BOT-BC219475
Nemophila parviflora
John Thomas Howell
1971-4-12
47600
San Mateo
Butano State Park, Santa Cruz Mts.
Comment
JROH2456
Notholithocarpus densiflorus var. densiflorus
Toni Corelli
2011-10-4
373
San Mateo
Jasper Ridge Biological Preserve, Stanford University; across from Douglas' iris site, west of Trail 20
87
Comment
CAS-BOT-BC140424
Oemleria cerasiformis
Elmer I. Applegate
1895-3-9
152
San Mateo
Woodside
Comment
CAS-BOT-BC140437
Oemleria cerasiformis
James R. Shevock
1973-1-1
2325
San Mateo
Along Skyline Drive, Calif. highway 35. Near Lower Crystal Springs Reservoir
Comment
CAS-BOT-BC140447
Oemleria cerasiformis
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
Devil's Arroyo
Comment
JROH3711
Oemleria cerasiformis
John Hunter Thomas
1981-2-14
20220
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3713
Oemleria cerasiformis
John Hunter Thomas
1982-2-19
20801
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near Goya Gate
Comment
UC12459
Oemleria cerasiformis
J. Burtt Davy
1893-6-22
San Mateo
Pilarcitos Creek
Comment
UC676734
Oemleria cerasiformis
Reed C. Rollins
1941-2-22
2938
San Mateo
about 10 mi nw Palo Alto
152
Comment Read comments Apr 10 2013
POM275613
Oemleria cerasiformis
Lyman D. Benson
1929-3-5
978
San Mateo
Road from Searsville Lake to King's Mountain.
Comment
RSA127724
Oenothera elata subsp. hookeri
John H. Thomas
1959-7-8
8022
San Mateo
About 1/2 mile S of Pescadero beach along the coast highway.
Comment
RSA303928
Oenothera elata subsp. hookeri
Jim R. Shevock
1970-11-25
549
San Mateo
Coastal Strand
8
Comment
JROH2990
Olea europaea
John H. Thomas
1967-6-1
12981
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET5548756
Onagraceae
H. S. Gentry
1931-1
85
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
SEINET200711
Orobanche californica subsp. californica
L. M. Newlon
1919-9-7
68
San Mateo
Pillar Point northern end of Half Moon Bay
Comment
POM59435
Orobanche californica subsp. californica
W. A. Setchell
1909-8-29
173
San Mateo
Farallone City, on slopes facing the ocean.
Comment
UC124996
Orobanche californica subsp. californica
W. A. Setchell
1908-11-1
San Mateo
Farallone City.
Comment
SEINET8466936
Orobanche grayana
Tom Hensel
1973-7-10
267
San Mateo
Pigeon Point Lighthouse, 8.5 mi N of San Mateo-Santa Cruz Co. line
Comment
CAS-BOT-BC502964
Orobanche vallicola
Frank Tose
1927-10-1
s.n.
San Mateo
On the road to San Mateo
Comment
CAS-BOT-BC166766
Orthocarpus erianthus var. roseus
Peter Rubtzoff
1979-4-7
9276
San Mateo
San Bruno Mountains. South of the junction of Whittier Street with Frankfort Street, between it and Crocker Avenue.
Comment
POM15373
Orthocarpus erianthus var. roseus
A. D. E. Elmer
1903-05
4670
San Mateo
South San Francisco.
Comment
RSA14128
Orthocarpus lithospermoides
Elmer I. Applegate
1895-5-11
392
San Mateo
Near Searsville.
Comment
JROH298
Osmorhiza berteroi
John Hunter Thomas
1986-5-1
23998
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0089401
Oxalis articulata subsp. rubra
Dean Wm. Taylor
2016-2-23
21612
San Mateo
Moss Beach; western shoulder bank of Highway 1 on the western ROW edge as it parallels Vallenman Street.
18
Comment
CHSC19693
Oxalis oregana
L. A. Wright Jr.
1971-4-4
26
San Mateo
Collected ca. 10 ft off the s edge of Canyon Rd, ca. 2 mi e from its junc with Cloverdale Rd, ca. 4 mi s off Pescadero Rd, about 3 mi e off Hwy 1. Near entrance to Butano Girl Scout Camp.
152
Comment
POM353454
Oxalis oregana
A. C. Life
1924-2-22
s.n.
San Mateo
Kings Mountain, Redwood Park.
Comment
UC311197
Oxalis oregana
A. D. E. Elmer
March, 1903
4532
San Mateo
Portola
Comment
UCD110979
Oxalis oregana
Janet Jacob
1951-4-1
60
San Mateo
7 miles east of Pescadero.
Comment
POM353456
Oxalis oregana
Paul C. Silva
1948-1-31
2630
San Mateo
Old La Honda Grade, 1/2 mile south of Skyline Blvd
488
Comment
CAS-BOT-BC318250
Packera breweri
Otto Holm
1930-5-8
s.n.
San Mateo
Berenda Farm, near Redwood City.
Comment
CAS-BOT-BC253971
Parapholis incurva
J. H. Thomas
1962-5-12
9859
San Mateo
Franklin Point
Comment
JEPS71261
Parapholis incurva
A. L. Hormay
1932-5-29
San Mateo
San Bruno; San Francisco Bay Shore
Comment
CAS-BOT-BC265663
Paspalum distichum
Ira L. Wiggins
1980-8-29
22260
San Mateo
San Francisquito Creek, 200 m upstream from Pope Street bridge, Menlo Park
Comment
JROH5344
Paspalum distichum
L. R. Abrams
1914-7-1
5117
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake.
Comment
JROH5351
Paspalum distichum
John Rawlings
2011-9-4
1094
San Mateo
Jasper Ridge Biological Preserve, Stanford University. At base of dam at trail terminus.
88
Comment
POM207798
Paspalum distichum
C. F. Baker
1902-10-20
1836
San Mateo
Searsville
Comment
JEPS10360
Pedicularis densiflora
W. L. Jepson
1922-3-19
9544
San Mateo
Buri-Buri Ridge
Comment
JROH4098
Pedicularis densiflora
Robert Robertson
1954-4-23
102
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4114
Pedicularis densiflora
John H. Thomas
1976-4-2
18080
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA22074
Pedicularis densiflora
L. S. Rose
1939-4-12
39061
San Mateo
Crystal Springs Lake.
152
Comment
JROH4106
Pedicularis densiflora
Duncan M. Porter
1961-1-18
736
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Westridge end of Jasper Ridge
Comment
SEINET12270442
Pedicularis densiflora
J. H. Thomas
1959-1
7663
San Mateo
Jasper Ridge, about 5 mi SW of Palo Alto
152
Comment
CAS-BOT-BC266665
Pedicularis dudleyi
J. H. Thomas
1961-5-23
9452
San Mateo
Portola State Park, near junction of Peters and Pescadero Creeks
152
Comment
SBBG33318
Pedicularis dudleyi
A. D. E. Elmer
-Jun-1903
4289
San Mateo
Pescadero Crk (Iverson's); ISOTYPE
Comment Read comments Oct 5 2011
RSA0006087
Pedicularis dudleyi
A. D. E. Elmer
1903-06
4289
San Mateo
Iverson's Place, Pescadero Creek.
Comment Read comments Jun 13 2020
SEINET12182596
Pelargonium
L. K. Henry
1956-1
s.n.
San Mateo
along Pacific Ocean at Pigeon Point Lighthouse on Rt 1
Comment
CDA4422
Pelargonium vitifolium
T. C. Fuller
1960-10-5
5198
San Mateo
Along old highway right-of-way, Highway 1, 2.5 miles south of Pebble Beach State Park.
0
Comment
CAS-BOT-BC69252
Pellaea andromedifolia
Margaret Barry
1937-5-1
39
San Mateo
Coal Mine Ridge
Comment
UC1063604
Pellaea andromedifolia
R. C. Wilson
1935-8-2
244
San Mateo
head of Harington Creek; Santa Cruz Quadrangle
Comment
JROH5702
Pellaea mucronata var. mucronata
John Rawlings
2015-3-3
1312
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Rocky outcrop south side of low divide north of Trail 9.
114
Comment
JROH1159
Pentachaeta alsinoides
John H. Thomas
1958-5-10
7155
San Mateo
Jasper Ridge Biological Preserve, Stanford University; to the north of the top of the ridge
Comment
CAS-BOT-BC330478
Pentachaeta alsinoides
Elizabeth McClintock; Phillip Wheeler
1967-5-14
s.n.
San Mateo
San Bruno Mountain. Wheeler's 3-aces, above Harold Road, Brisbane
Comment
CAS-BOT-BC330499
Pentachaeta bellidiflora
John H. Thomas
1971-5-2
15821
San Mateo
Near intersection of Canada Road and Edgewater [Edgewood] Road, about 3 miles westward from Redwood City.
152
Comment
UC812463
Pentagramma triangularis subsp. triangularis
Lewis S. Rose
1938-2-23
38082
San Mateo
Woodside
152
Comment
UCD99467
Persicaria lapathifolia
Verne Grant; Herbert L. Mason
1946-8-28
13089
San Mateo
Santa Cruz - Daly City Road #5, south of San Francisco.
Comment
CAS-BOT-BC419155
Persicaria maculosa
Ira L. Wiggins
1980-8-29
22262
San Mateo
Bed of San Francisquito Creek ca 75 m upstream from Pope Street bridge
Comment
CAS-BOT-BC419392
Persicaria punctata
Paul Reeberg
1991-8-10
s.n.
San Mateo
San Bruno Mountains
Comment
JROH3282
Persicaria punctata
Roxana S. Ferris
1924-10-6
4093
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake in Portola Highway.
Comment
CAS-BOT-BC330311
Petasites frigidus var. palmatus
L. R. Abrams
1904-3-7
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Bear Gulch
Comment
RSA15277
Petasites palmatus
C. B. Wolf
1927-4-3
243
San Mateo
1 mile above La Honda. Santa Cruz Mountains
Comment
RSA427691B
Phacelia californica
Glenn A. Gorelick
1967-4-15
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
Comment
RSA10261
Phacelia distans
H. A. Barker
1927-5-14
655
San Mateo
North of Half Moon Bay.
Comment
UC881086
Phacelia divaricata
Lewis S. Rose
1937-4-24
37231
San Mateo
w Redwood City; Emerald Lake
106
Comment
SEINET3158196
Phacelia nemoralis
L. S. Rose
1939-6-16
39281
San Mateo
Skyline Blvd., above Woodside
564
Comment
POM87704
Phacelia nemoralis subsp. nemoralis
L. R. Abrams
1901-5-5
1575
San Mateo
Bear Gulch, Santa Cruz Mountains.
Comment
JROH2761
Phacelia nemoralis var. nemoralis
John H. Thomas
1973-6-15
16848
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15764
Phacelia ramosissima
Toni Corelli
2010-5-17
630
San Mateo
Pescadero State Beach and Marsh Natural Preserve, west side of Hwy. 1, along trail in dunes south of north parking lot
10
Comment
JROH2763
Phacelia rattanii
John H. Thomas
1961-6-7
9530
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA2281
Phalaris aquatica
T. C. Fuller
1967-6-13
15947
San Mateo
Road to San Mateo, 0.7 miles east of Skyline Blvd., east above Crystal Springs Lake.
0
Comment
JROH5353
Phalaris aquatica
John H. Thomas
1973-6-15
16839
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5360
Phalaris aquatica
John Hunter Thomas
1981-9-24
20745
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5371
Phalaris aquatica
John Hunter Thomas
1985-5-21
23660
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near boat house.
Comment
JROH5373
Phalaris aquatica
John Hunter Thomas
1987-5-26
24324
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD88021
Phalaris aquatica
Alison Blake
2003-4-16
8
San Mateo
Woodside. Filoli Center. S edge of Lower Parking Lot, along fenceline between Parking Lot and Heritage Orchard.
Comment
CAS-BOT-BC258998
Phalaris californica
Beecher Crampton
1962-6-11
6487
San Mateo
5 miles west Belmont, Ralston Ave and Skyline Blvd.
Comment
CAS-BOT-BC259004
Phalaris californica
Walter Knight; Irja Knight
1964-5-30
s.n.
San Mateo
San Bruno Mountain. Colma Canyon
Comment
CAS-BOT-BC259012
Phalaris californica
Ned Cahill
1974-5-18
296
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
JEPS101195
Phalaris californica
Dean W. Taylor
1987-8-20
9313
San Mateo
Cascade Ranch State Park, between Whitehorse Creek and Cascade Creek, at crest of north facing hil
188
Comment
CAS-BOT-BC259008
Phalaris californica
George Oberlander
1949-4-2
27
San Mateo
San Francisco Watershed Reserve. North Cahill
Comment
CAS-BOT-BC250644
Phalaris minor
J. H. Thomas
1954-4-3
3828
San Mateo
San Gregorio Creek drainage, 1.2 miles inland from San Gregorio
60
Comment
CAS-BOT-BC250697
Phalaris paradoxa
L. R. Abrams
1927-6-4
s.n.
San Mateo
San Gregorio
Comment
JROH4291
Phoradendron serotinum subsp. tomentosum
John H. Thomas
1965-12-19
11460
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4293
Phoradendron serotinum subsp. tomentosum
John H. Thomas
1975-1-14
17674
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC452001
Phyllospadix scouleri
Robert Setzer
1969-7-3
3311
San Mateo
Montara Beach
Comment
JROH4174
Physalis philadelphica
Toni Corelli
2011-7-12
370
San Mateo
Jasper Ridge Biological Preserve, Stanford University; south of Road B
77
Comment
CAS-BOT-BC142180
Physocarpus capitatus
Margaret A. Barry
1937-5-15
112
San Mateo
Woods on Coal Mine Ridge
Comment
JROH3720
Physocarpus capitatus
John H. Thomas
1962-7-15
9915
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Oak woodland near northern end of ridge
Comment
JROH3722
Physocarpus capitatus
D. E. Breedlove
1971-5-31
19375
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
POM222904
Physocarpus capitatus
J. P. Rose
1909-4-17
s.n.
San Mateo
Los Trancos Creek.
61
Comment
RSA681424
Physocarpus capitatus
Annuschka Deb
1989-6-13
218
San Mateo
Woodside, Yerba Buena Nursery Demonstration Garden.
Comment
SD37696
Physocarpus capitatus
Janet Turner
1933-5-15
3667
San Mateo
Alpine Creek Rd.
Comment
UC1206475
Physocarpus capitatus
Le Roy Abrams
1902-5-4
2397
San Mateo
foothills near Redwood
Comment
CAS-BOT-BC142183
Physocarpus capitatus
W. R. Dudley
1902-6-1
s.n.
San Mateo
Steven's Creek Road, lower part - Santa Cruz Peninsula
Comment
HSC23884
Pickeringia montana
Mary Katherine Wicksten
1971-6-15
18
San Mateo
Huddart Park near horse ring
Comment
CAS-BOT-BC206939
Pickeringia montana var. montana
W. R. Dudley
1893-5-27
s.n.
San Mateo
Between Woodside and King's Mtn. - Santa Cruz Peninsula
Comment
JROH2199
Pickeringia montana var. montana
John H. Thomas
1973-5-5
16765
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA472045
Picris echioides
E. A. Purer
1933-8-13
5417
San Mateo
Belmont
Comment
CDA34055
Pinus attenuata
D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo
2011-4-22
11 .155-B
San Mateo
Santa Cruz Mountains; Along Route 9, ~5 km E of Big Basin Redwoods.
Comment
JROH122
Pinus radiata
John Hunter Thomas
1987-4-23
24207 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC137319
Piperia elegans
Phillip C. Wheeler
1965-5-12
s.n.
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
CAS-BOT-BC137320
Piperia elegans
Phillip Wheeler
1965-8-16
s.n.
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
UCSC008349
Piperia elegans subsp. elegans
Randall Morgan
1991-7-27
1996 -P
San Mateo
Pacifica, Rockaway Beach
Comment
RSA594927
Piptatherum miliaceum
John H. Thomas
1962-6-6
9907
San Mateo
Near Palo Alto airport
Comment
JROH676
Pistacia atlantica
Toni Corelli
2002-8-12
247
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Road H
128
Comment
CAS-BOT-BC228141
Plagiobothrys chorisianus
Alice Eastwood
1915-6-13
4717
San Mateo
Granada
Comment
RSA128819
Plagiobothrys chorisianus
L. R. Abrams
1909-4-27
s.n.
San Mateo
Santa Cruz Mountain peninsula, near Crystal Springs Lake
Comment Read comments Dec 2 2007
UC1063805
Plagiobothrys chorisianus
H. S. Yates
1935-5-8
5216
San Mateo
2 mi s Pescadero; Santa Cruz Quad.
60
Comment
UC586830
Plagiobothrys chorisianus
David Keck
1938-5-30
4728
San Mateo
Pescadero
Comment
CAS-BOT-BC228116
Plagiobothrys chorisianus
Daniel Cohen
1953-5-9
77
San Mateo
Top of sea cliff at Pescadero
Comment
CAS-BOT-BC228125
Plagiobothrys chorisianus
George Oberlander
1950-4-23
804
San Mateo
San Francisco Watershed Reserve. Fire trail, to of Sweeney Ridge
Comment
CAS-BOT-BC228131
Plagiobothrys chorisianus
Walter & Irja Knight
1965-5-9
1100
San Mateo
San Bruno Mountains. Devil's Arroyo
Comment
SJSU16034
Plagiobothrys chorisianus var. chorisianus
Toni Corelli, John Rawlings
2016-4-29
1770
San Mateo
Cascade Field along Atkinson Bluff Trail, north of Cascade Cr. Trail, in Ano Nuevo State Park
11
Comment
CAS-BOT-BC228155
Plagiobothrys chorisianus var. chorisianus
W. R. Dudley
1893-5-27
s.n.
San Mateo
The Santa Cruz Mountain Peninsula. Between King's Mountain and La Honda, below Hayman's Ranch
Comment
JROH1411
Plagiobothrys chorisianus var. hickmanii
John H. Thomas
1971-4-3
15748
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1084415
Plagiobothrys nothofulvus
G. Thomas Robbins
1937-4-11
102
San Mateo
near Spring Valley Lakes (along road to Woodside)
Comment
JROH1435
Plagiobothrys tenellus
P. R. Hickborn
1920-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC24581
Plagiobothrys undulatus
J. Burtt Davy
Jun 21-23 1893
1136
San Mateo
Pilarcitos Lake; Pilarcitos Canyon
Comment
JEPS127787
Plantago erecta
Adam C. Schneider with C. Matt Guilliams
2013-4-7
58
San Mateo
Along dirt road running parallel to overhead power transmission lines. GPS coordinates approximate.
Comment
JROH3111
Plantago erecta
John H. Thomas
1974-4-4
17084
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3120
Plantago erecta
John Hunter Thomas
1982-4-28
20871 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
OBI58721
Plantago erecta
Lewis S. Rose
1966-5-2
66033
San Mateo
Emerald lake, W of Redwood City
91
Comment
HSC16822
Plantago erecta
L. S. Rose
1965-5-3
65056
San Mateo
San Bruno Mtn., N end
183
Comment
UCSB17043
Plantago erecta
Schulte, John
1963-4-14
San Mateo
Jasper Ridge; 3 miles SW of Stanford University; between Santa Clara Valley and Santa Cruz Mountains
152
Comment
POM61248
Plantago lanceolata
Copeland
1903-6-5
3325
San Mateo
Montara Point.
Comment
RSA187543
Plantago maritima
John H. Thomas
1954-6-11
4281
San Mateo
About 0.25 miles north of Pigeon Point Light House along low coastal bluffs.
Comment
SEINET12284426
Plantago maritima
Unknown
1933-1
10441
San Mateo
near Pigeon Point
Comment
JEPS22008
Plantago maritima var. californica
G. Thomas Robbins
1958-6-9
3872
San Mateo
about 0.5 mi s Pescadero Point (above the beach at Pebble Beach); Pebble Beach
Comment
CAS-BOT-BC92010
Platystemon californicus
W. R. Dudley
1900-3-17
s.n.
San Mateo
Santa Cruz Peninsula. Ravine north of Seal Cove.
Comment
LA206262
Platystemon californicus
David D. Keck;
1932-5-6
1473
San Mateo
Burlingame, N city limits
Comment
UC890314
Plectritis brachystemon
Alice Eastwood
1912-6-10
326
San Mateo
Crystal Springs
Comment
JROH6205
Plectritis congesta subsp. brachystemon
John Rawlings
2014-4-30
1222
San Mateo
Jasper Ridge Biological Preserve, Stanford University; between south base of utility pole mound and San Francisquito Creek riparian corridor.
89
Comment
CAS-BOT-BC255565
Poa annua
Ira L. Wiggins
1928-4-22
2944
San Mateo
Moss Beach
Comment
JROH5396
Poa annua
John H. Thomas
1965-2-22
10551
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5618
Poa bulbosa subsp. vivipara
John Rawlings
2014-5-3
1219
San Mateo
Jasper Ridge Biological Preserve, Stanford University. At downhill side of trail 14 about midway between dam and road C, near the lone Amelanchier utahensis.
98
Comment
SJSU7645
Poa kelloggii
T. J. Sammis
1974-5-16
San Mateo
redwood forest between Pescadero Road & Pescadero Creek c. 1 mi W of Loma Mar
Comment
SEINET10602237
Poa nevadensis
Edwin B. Copel
1903-4-20
Copeland 1920
San Mateo
San Andreas Lake, Ca. Tufts about hill tops.
Comment
RSA785876
Poa pratensis
Peter Rubtzoff
1976-5-22
8544
San Mateo
'Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH5414
Poa pratensis subsp. pratensis
Herbert Dengler
1957-5-11
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Grassland N.E. of serp. ca. 100 yds.
Comment
POM87691
Poa secunda
Le Roy Abrams
1902-5-4
2408
San Mateo
Woodside.
Comment
UCD90414
Poa secunda
August L. Hormay
1932-5-29
s.n.
San Mateo
San Bruno to San Francisco Bay shore highway.
Comment
JROH5425
Poa secunda subsp. secunda
John Hunter Thomas
1967-6-1
12958
San Mateo
Jasper Ridge Biological Preserve, Stanford University; rocky north slope, Searsville Ridge
Comment
CAS-BOT-BC244244
Poa unilateralis
A. D. E. Elmer
1900-4-1
2393
San Mateo
Spanishtown
Comment
SJSU15435
Poa unilateralis subsp. unilateralis
Toni Corelli
2010-5-14
673
San Mateo
Southern end of Pillar Point Bluff, San Mateo County.
32
Comment
CAS-BOT-BC232874
Polemonium carneum
Mrs. E. C. Sutliffe
1921-4-3
s.n.
San Mateo
Lake Pilarcitos
Comment
UC107058
Polemonium carneum
Mrs. Frances Howland
1901-3-30
San Mateo
Lake Pelarcitos
Comment
UCD23456
Polycarpon tetraphyllum
E. A. Parzail
1949-8-1
s.n.
San Mateo
1144 Cortez Avenue, Burlingame.
Comment
JROH5557
Polycarpon tetraphyllum var. tetraphyllum
John Rawlings
2013-5-2
1166
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Rd E 100 m uphill from Big Inlet; in the road southwards.
130
Comment
JROH5584
Polygala californica
John Rawlings
2013-5-28
1190
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in the vicinity of an abandoned camper shell near a small drainage on north side of main ridge
100
Comment
POM165063
Polygonum amphibium var. stipulaceum
A. D. E. Elmer
1903-07
4650
San Mateo
San Pedro.
Comment
CAS-BOT-BC414107
Polygonum aviculare subsp. aviculare
Elizabeth McClintock; Paul Reeberg
1989-8-19
s.n.
San Mateo
San Bruno Mountains. Reservoir Hill
Comment
CAS-BOT-BC6613
Polygonum coccineum f. terrestre
Charles Fuller Baker
1902-10-20
1835
San Mateo
Searsville
Comment
CAS-BOT-BC109242
Polygonum paronychia
Louis F. Pitelka
1974-5-28
s.n.
San Mateo
Bolsa Point, about 1 mile north of Pigeon Point and about 39 miles south of San Francisco.
Comment
UCR240610
Polygonum paronychia
T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield
2008-6-14
3526
San Mateo
Central Coast, Pebble Beach State Beach, 12.5 mi north of Santa Cruz Co. line, along Hwy 1, Pacific Coast Hwy, 1.65 mi south of road to Pesacadero and 16 mi south of Half Moon Bay
11
Comment
RSA431144
Polypodium
Lyman Benson
1929-3-5
972
San Mateo
King s Mountain
Comment
CAS-BOT-BC76947
Polypodium californicum
Ned Cahill
1974-5-13
249
San Mateo
Chaparral near the intersection of Canada and Edgewood Roads, about 3 mi westward from Redwood City.
Comment
JROH83
Polypodium californicum
John Hunter Thomas
1981-2-14
20229
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH79
Polypodium californicum
John H. Thomas
1972-4-1
16045
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
CAS-BOT-BC72062
Polypodium calirhiza
Ira L. Wiggins
1939-11-5
s.n.
San Mateo
Corte Madera Creek about 1/2 mile below the Rolph Place
Comment
CAS-BOT-BC72111
Polypodium scouleri
L. R. Abrams
1926-5-26
11217
San Mateo
San Bruno Hills near Daly City
Comment
CAS-BOT-BC233151
Polypogon interruptus
M. Edith Lang
1922-5-25
s.n.
San Mateo
Emerald Lake back of Redwood City
Comment
JROH5430
Polypogon interruptus
John H. Thomas
1962-7-15
9921
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek below dam.
Comment
UC1100394
Polypogon interruptus
Malcolm A. Nobs and S. Galen Smith
1949-8-26
1611
San Mateo
about 1 mi s Pigeon Point; s of Pigeon Point
Comment
CAS-BOT-BC237344
Polypogon monspeliensis
Ned Cahill
1974-5-18
289
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 miles W from Redwood City
Comment
CAS-BOT-BC237357
Polypogon monspeliensis
David D. Keck
1934-7-7
2938
San Mateo
S of the mouth of Tunitas Creek
Comment
JROH5443
Polypogon monspeliensis
John H. Thomas
1973-6-15
16836
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM313142
Polypogon monspeliensis
H. L. Mason, Verne Grant
1946-8-28
13094
San Mateo
On highway 5, about 3 miles south of Daly City Road.
Comment
RSA101028
Polypogon monspeliensis
G. Oberlander
1949-7-24
312
San Mateo
Pilarcitos Canyon, San Francisco Watershed Reserve.
Comment
UC1100376
Polypogon monspeliensis
Malcolm A. Nobs and S. Galen Smith
1949-8-26
1592
San Mateo
marshes mouth of Pescadero Creek
Comment
UC1132915
Polypogon monspeliensis
G. E. Sindel
1935-5-25
306
San Mateo
Mouth of Pescadero Creek; Santa Cruz Quad., mouth of Pescadero Creek
Comment
HSC10835
Polypogon monspeliensis
B. Francis
1964-5-5
47
San Mateo
5 miles N of San Francisco International Airport.
Comment Read comments Jul 2 2009
SEINET10593693
Polypogon monspeliensis
Gordon H. True
1937-7-23
True 808
San Mateo
North of Salada Beach.
30
Comment
CAS-BOT-BC237585
Polypogon viridis
Peter Rubtzoff; Walter & Irja Knight
1987-6-26
9793
San Mateo
San Bruno Mountains, saddle area on N side of Guadalupe junction, near road in the area of the uppermost part of East Fork Colma Creek in the NW corner of Fog Forest
Comment
JROH46
Polystichum dudleyi
Lawrence J. Winship
1974-11-2
2
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH47
Polystichum dudleyi
Lawrence J. Winship
1974-11-16
10
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH54
Polystichum munitum
Lawrence J. Winship
1974-11-2
8
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
POM23442
Polystichum munitum
C. F. Baker
1902-1-15
321
San Mateo
West side of King's Mountain
Comment
CAS-BOT-BC166964
Polystichum munitum
Peter Rubtzoff
1976-10-5
8905
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, upper part of East Fork Colma Creek Canyon.
Comment
UCD164339
Polystichum munitum
Peter Rubtzoff
1976-10-5
8905
San Mateo
San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, upper part of East Fork Colma Creek Canyon.
Comment
UCSB18690
Populus trichocarpa
Schulte, John
1963-4-9
San Mateo
3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
121
Comment
JROH3358
Portulaca oleracea
John H. Thomas
1976-10-16
18404
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Now dry delta in Searsville Lake at the mouth of Corte de Madera Creek
Comment
CAS-BOT-BC453736
Potamogeton illinoensis
Charles W. O'Brien
1964-8-31
s.n.
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC453746
Potamogeton natans
Roxana S. Ferris
1920-9-3
2043
San Mateo
Santa Cruz Mountain Peninsula. Upper Mud Lake, Coal Mine Ridge
Comment
POM259789
Potamogeton nodosus
I. L. Wiggins, Roxana S. Ferris
1939-8-2
9292
San Mateo
Ano Nuevo Point
Comment
CAS-BOT-BC453832
Potamogeton nodosus
V. F. Hesse
1961-8-24
3020
San Mateo
About 4 miles south of Pescadero
60
Comment
CAS-BOT-BC453997
Potamogeton pectinatus
Charles W. O'Brien
1964-8-31
s.n.
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC454005
Potamogeton pectinatus
W. R. Dudley
1909-10-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Crystal Springs Reservoir near Club House.
Comment
JROH5517
Potamogeton pusillus
John Hunter Thomas
1981-7-12
20710
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In lake along the shore
Comment
CAS-BOT-BC454050
Potamogeton pusillus subsp. pusillus
W. R. Dudley
1909-10-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near Club House, Crystal Springs Reservoir
Comment
UCR63022
Potentilla anserina
Donald G. Nelson
1939-6-14
617
San Mateo
East side of Skyline Blvd., a few miles south of Daly City. Large permanent pond
196
Comment
JEPS44265
Potentilla hickmanii
K. Brandegee
1905-6-20
San Mateo
Moss Beach , Moss Beach (Halfmoon Bay)
Comment
JROH3378
Primula clevelandii var. patula
John H. Thomas
1977-2-27
18472
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Westridge end of Jasper Ridge
Comment
CAS-BOT-BC516358
Prosartes hookeri
John H. Thomas
1961-5-7
9285
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC517390
Prosartes smithii
W. R. Dudley
1905-6-18
s.n.
San Mateo
Santa Cruz Mountain Peninsula, Butano, Deer Park
Comment
RSA18295
Prunella vulgaris var. lanceolata
Carl B. Wolf
1927-6-21
422
San Mateo
East slope of Kings Mt.
Comment
POM139632
Prunus
A. D. E. Elmer
1903-07
4773
San Mateo
Pilarcitos Stone Dam.
Comment
JROH3751
Prunus
John Hunter Thomas
1981-4-5
20290
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek
Comment
CAS-BOT-BC154497
Prunus ilicifolia
A. D. E. Elmer
1903-7-1
4773
San Mateo
Pilarcitos Stone Dam
Comment
CAS-BOT-BC154501
Prunus ilicifolia
Fred Hemphill
1973-5-14
809
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
UC12764
Prunus ilicifolia
J. Burtt Davy
1893-6-23
832
San Mateo
Pilarcitos Canyon
Comment
JROH3744
Prunus ilicifolia subsp. ilicifolia
John H. Thomas
1969-5-28
15084
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC154651
Prunus subcordata
William R. Dudley
1904-4-7
s.n.
San Mateo
Los Trancos Cr., above Allen place
Comment
CAS-BOT-BC156355
Prunus virginiana var. demissa
Phillip C. Wheeler
1965-5-18
s.n.
San Mateo
Mouth of Colma Canyon, north facing slope
Comment
RSA681426
Prunus virginiana var. demissa
Annuschka Deb, Lori Hubbart
1989-5-10
208
San Mateo
Santa Cruz Mtns. Skyline Blvd S of Yerba Buena Nursery (YBN)
Comment
UCSC007421
Pseudognaphalium
Randall Morgan
2010-5-29
5039
San Mateo
Rockaway Beach
Comment
CAS-BOT-BC357116
Pseudognaphalium luteoalbum
John H. Thomas
1963-5-8
10064
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC357125
Pseudognaphalium luteoalbum
Fred Hemphill
1973-5-6
766
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
UC577203
Pseudognaphalium luteoalbum
John Thomas Howell
1935-1-13
12578
San Mateo
Lake San Andreas
Comment
CAS-BOT-BC357131
Pseudognaphalium luteoalbum
Lewis S. Rose
1936-2-12
36005
San Mateo
Burlingame
91
Comment
SD61039
Pseudognaphalium microcephalum
Darley F. Howe
1964-8-13
3958
San Mateo
Near ocan on Highway 1.
Comment
UC575670
Pseudognaphalium ramosissimum
Lewis S. Rose
1935-8-13
35568
San Mateo
Salada
30
Comment
SBBG32247
Pseudognaphalium stramineum
L. S. Rose
1966-8-6
66079
San Mateo
San Bruno Mtn, Colma Cyn
121
Comment
UCSC007772
Pseudognaphalium stramineum
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC85905
Pseudotsuga menziesii
Josephine D. Randall
1906-3-9
275
San Mateo
Santa Cruz Peninsula, King's Mt.
Comment
CAS-BOT-BC85906
Pseudotsuga menziesii
A. D. E. Elmer
1903-4-1
4562
San Mateo
King's Mountain
Comment
SEINET11737773
Pseudotsuga menziesii
Unknown
1929-1
7286
San Mateo
Kings Mountain
Comment
CAS-BOT-BC362032
Psilocarphus tenellus
H. A. Dutton
1900-3-25
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
Comment
JROH1179
Psilocarphus tenellus
John H. Thomas
1963-5-12
10087
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1192
Psilocarphus tenellus
John Hunter Thomas
1986-5-6
24006
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU10067
Psilocarphus tenellus
R. D. Hennessey
1964-4-25
57
San Mateo
Pilarcitos Cr near outlet to ocean
Comment
JROH13
Pteridium aquilinum var. pubescens
John Hunter Thomas
1981-4-5
20284
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek from Redwood area to Zoology Cabin ruins
Comment
JEPS8435
Pterostegia drymarioides
unknown
1925-5-28
11
San Mateo
Salada
Comment
UCD18553
Puccinellia lemmonii
Roman Gankin
1950-7-15
27
San Mateo
city of Menlo Park, Hermosa Way, along roadside.
30
Comment
JROH3753
Pyracantha fortuneana
J. H. Thomas
1960-6-8
8773
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near entrance to Searsville Lake
Comment
JROH2531
Quercus
John H. Thomas
1974-4-4
17087
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD47329
Quercus X subconvexa
Lewis S. Rose
1964-9-5
64069
San Mateo
(Q. durata Jepson X Q. garryana Dougl.). Emerald Lake, W. of Redwood City.
243
Comment
CAS-BOT-BC61703
Quercus agrifolia
W. R. Dudley
1894-11-2
s.n.
San Mateo
Woodside road
Comment
CAS-BOT-BC61704
Quercus agrifolia
Paul Arnaud
1941-3-16
s.n.
San Mateo
Redwood City - Whipple Road
Comment
HSC8087
Quercus agrifolia
L. S. Rose
1964-3-23
64012
San Mateo
Emerald Lake, W of Redwood City
122
Comment
CAS-BOT-BC62307
Quercus chrysolepis
Stkinson
1902-11-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula, King's Mt.
Comment
JROH2469
Quercus douglasii
L. R. Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on old road to the McDonough Ranch
Comment
JROH2533
Quercus dumosa var. bullata
Le Roy Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU1086
Quercus durata
C. W. Sharsmith
1951-4-6
6638
San Mateo
Woodside Hills, 3 mi E of Woodside
182
Comment
JROH2493
Quercus durata var. durata
John Hunter Thomas
1984-10-14
23484
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC105400
Quercus kelloggii
James McMurphy
1909-3-20
s.n.
San Mateo
Woodside
Comment
CAS-BOT-BC105403
Quercus kelloggii
J. H. Thomas
1955-3-21
4694
San Mateo
New La Honda Road above Searsville and Skyline Blvd. 1.8 miles from Searsville. E slope of the Santa Cruz Mountains
274
Comment
JROH2507
Quercus kelloggii
John Hunter Thomas
1981-4-27
20501
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5942
Quercus kelloggii
John Rawlings, Sara Timby
2017-3-3
1964
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 5
96
Comment
CAS-BOT-BC62891
Quercus lobata
W. R. Dudley
1894-11-2
s.n.
San Mateo
Woodside road
Comment
JROH2524
Quercus lobata
John Hunter Thomas
1979-9-9
19733
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA101043
Quercus lobata
G. Oberlander
1949-7-30
346
San Mateo
Southern boundary, San Francisco Watershed Reserve.
Comment
UCD47142
Quercus parvula var. shrevei
J. M. Tucker
1946-3-2
1372
San Mateo
On hillside ca. 4 miles east of Pescadero, San Mateo County, California.
304
Comment
CAS-BOT-BC134778
Quercus wislizeni
John Thomas Howell
1964-10-8
40961
San Mateo
Portola State Park
Comment
CAS-BOT-BC134789
Quercus wislizeni
Josephine D. Randall
1907-4-27
s.n.
San Mateo
Santa Cruz Peninsula. Kings Mt. Road
Comment
HSC24046
Quercus wislizeni
Mary Katherine Wicksten
1971-6-17
14
San Mateo
Huddart Park, bank along Zwierlein Trail near parking lot
Comment
UC762353
Quercus wislizeni
Robert F. Hoover
1941-2-12
4757
San Mateo
above La Honda; La Honda Creek
Comment
CAS-BOT-BC362543
Rafinesquia californica
Fred Hemphill
1973-5-6
782
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
RSA181321
Rafinesquia californica
John H. Thomas
1965-5-12
10645
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
SD37325
Ranunculus californicus
Janet Thomas
1933-4-18
27
San Mateo
Emerald Lake
Comment
POM268178
Ranunculus californicus
Lyman Benson
1930-5-3
2101
San Mateo
Santa Cruz Mt.
244
Comment
CAS-BOT-BC378531
Ranunculus californicus var. californicus
E. McClintock; Phillip Wheeler
1965-5-23
s.n.
San Mateo
San Bruno Mountain, grassy slope east of and below Nike station
Comment
CAS-BOT-BC378536
Ranunculus californicus var. californicus
Daniel Cohen
1953-4-11
12
San Mateo
grassy meadow on north shore of Searsville Lake
Comment
CAS-BOT-BC378546
Ranunculus californicus var. californicus
Lyman Benson
1930-3-20
1953
San Mateo
South San Francisco, San Francisco Bay,
Comment
CAS-BOT-BC378728
Ranunculus californicus var. cuneatus
John H. Thomas
1955-3-5
4679
San Mateo
coastal bluffs north of mouth of San Gregorio Creek 0000000000000000000000000
30
Comment
JROH3492
Ranunculus hebecarpus
John Hunter Thomas
1988-4-7
24382
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC481014
Ranunculus hebecarpus
Franklin P. Nutting
April, 1895
San Mateo
Comment
POM269869
Ranunculus lobbii
James I. McMurphy
1906-5-8
s.n.
San Mateo
Near head of Crystal Springs Lakes
Comment
UC204177
Ranunculus orthorhynchus var. bloomeri
A. D. E. Elmer
June, 1903
4665
San Mateo
San Pedro
Comment
CAS-BOT-BC74341
Raphanus sativus
Javier Penalosa
1963-2-23
2663
San Mateo
San Bruno Mountain. Ravine south of Crocker Avenue.
213
Comment
UCD115166
Raphanus sativus
L. Angst
1917-4-21
14
San Mateo
south of San Francisco.
Comment
SEINET12209519
Rhamnus californica
Unknown
1933-1
s.n.
San Mateo
On hillside between Skyline and Half Moon Bay
Comment
CAS-BOT-BC55892
Rhamnus crocea
Carl B. Wolf
1927-8-7
717
San Mateo
At Schenkel's Camp back of Stanford University Campus. Los Trancos Creek
Comment
JROH3554
Rhamnus crocea
E. H. Richardson
1906-1-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA7859
Rhamnus tomentella subsp. tomentella
Carl B. Wolf
1928-2-11
1473
San Mateo
1/2 way up Kings Mt
Comment
CAS-BOT-BC56670
Rhododendron occidentale
Roxana S. Ferris
1920-5-2
2003
San Mateo
near Bonny Doon
457
Comment
CAS-BOT-BC437977
Ribes
Alice Eastwood
1922-5-27
11324
San Mateo
La Honda
Comment
JROH2634
Ribes aureum var. gracillimum
Carol Zabel
1990-3-30
38
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 12 at last bridge.
Comment
POM141970
Ribes californicum
A. D. E. Elmer
1903-03
4683
San Mateo
Portola
Comment
UC204126
Ribes californicum
A. D. E. Elmer
March 1903
4683
San Mateo
Portola
Comment
CAS-BOT-BC93011
Ribes californicum var. californicum
Adoph Holme
1929-4-1
s.n.
San Mateo
Berenda Farm near Redwood City.
Comment
CAS-BOT-BC93013
Ribes californicum var. californicum
George Oberlander
1950-3-18
527
San Mateo
San Francisco Watershed Reserve. Pilarcitos Canyon.
Comment
CAS-BOT-BC93014
Ribes californicum var. californicum
K. Haj Jaryh
1929-5-6
533
San Mateo
La Honda Grade.
Comment
JROH2650
Ribes californicum var. californicum
Carol Zabel
1989-2-20
2
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 12 near intersection with Trail 10.
Comment
JROH2652
Ribes divaricatum var. pubiflorum
D. E. Breedlove
1971-5-31
19355
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
SBBG33963
Ribes divaricatum var. pubiflorum
L. S. Rose
1965-3-16
65008
San Mateo
Searsville Lake
121
Comment
CAS-BOT-BC173467
Ribes malvaceum
A. D. E. Elmer
1903-3-1
535
San Mateo
Portola
Comment
CAS-BOT-BC173473
Ribes malvaceum
A. D. E. Elmer
1903-3-1
4535
San Mateo
Portola
Comment
POM141973
Ribes malvaceum
A. D. E. Elmer
1903-03
4750
San Mateo
Portola
Comment
SBBG33476
Ribes malvaceum
A. D. E. Elmer
-Mar-1903
4750
San Mateo
Portola
Comment
SJSU279
Ribes malvaceum
H. W. Marion
1936-3-8
San Mateo
0.25 mi E of Searsville L, near Stanford Univ
Comment
JROH2661
Ribes malvaceum var. malvaceum
J. H. Thomas
1959-1-17
7513
San Mateo
Jasper Ridge Biological Preserve, Stanford University
152
Comment
JROH2663
Ribes malvaceum var. malvaceum
John H. Thomas
1968-2-11
14146
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC212838
Ribes menziesii
W. R. Dudley
1893-4-1
s.n.
San Mateo
Near San Francisquito Creek above Searsville Resevoir
Comment
CAS-BOT-BC212814
Ribes menziesii
William Russel Dudley
1894-4-1
s.n.
San Mateo
Above St. Dennis Church, Searsville
Comment
RSA0021753
Ribes menziesii var. leptosmum
S. S. Berry
1909-2-27
s.n.
San Mateo
Roadside near Adalanta Villa.
46
Comment
RSA0021755
Ribes menziesii var. leptosmum
D. D. Keck
1932-3-6
1397
San Mateo
Near La Honda, Santa Cruz Mountains.
200
Comment
JROH2670
Ribes menziesii var. menziesii
John Hunter Thomas
1981-4-5
20276
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek.
Comment
JROH2672
Ribes menziesii var. menziesii
Toni Corelli
2002-8-19
248
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along Trail 1.
82
Comment
SEINET13942784
Ribes sanguineum
Lewis S. Rose
1955-1
55041
San Mateo
Kings Mountain, alt 2000 ft
610
Comment
CAS-BOT-BC144601
Ribes sanguineum var. glutinosum
James McMurphy
1906-3-9
s.n.
San Mateo
Near King's Mountain House
Comment
CAS-BOT-BC144606
Ribes sanguineum var. glutinosum
Elmer I. Applegate
1895-3-3
198
San Mateo
San Gregorio Creek below La Honda
Comment
CAS-BOT-BC144630
Ribes sanguineum var. glutinosum
Ira L. Wiggins
1929-3-23
3371
San Mateo
Road to Mud Lake, near Stanford University
Comment
CAS-BOT-BC144640
Ribes sanguineum var. glutinosum
R. Bacigalupi
1922-3-1
s.n.
San Mateo
Pescadero Creek
Comment
UC858477
Ribes sanguineum var. glutinosum
E. G. Dudley
1904-3-3
San Mateo
Portola Road, bridge Santa Cruz Mountain Peninsula
Comment
RSA0019108
Ribes sanguineum var. glutinosum
Paul C. Silva
1948-1-31
2620
San Mateo
Skyline Blvd. just north of junction of Alpine Creek Road.
701
Comment
RSA144510
Ricinus communis
John H. Thomas
1960-11-11
8925
San Mateo
Along Skyline Blvd., 1.1 mile S. of intersection of Skyline Blvd. and Millbrae Avenue.
Comment
CAS-BOT-BC363084
Rigiopappus leptocladus
C. F. Baker
1902-5-4
754
San Mateo
Woodside
Comment
CAS-BOT-BC363088
Rigiopappus leptocladus
Ned Cahill
1974-5-13
272
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
RSA176748
Rigiopappus leptocladus
John H. Thomas
1963-5-15
10089
San Mateo
Jasper Ridge Biological Experimental Area. 5 miles SW of Palo Alto
Comment
SEINET3388620
Rigiopappus leptocladus
Lewis S. Rose
1933-4-30
33130
San Mateo
Redwood City
Comment
UC75100
Rigiopappus leptocladus
C. F. Baker
1902-5-4
754
San Mateo
Woodside
Comment
JEPS25747
Romanzoffia californica
L. R. Heckard with R. Bacigalupi
1961-5-14
1232
San Mateo
ca. 2 mi. s. Pilarcitos Reservoir (near Stone Dam Reservoir, along Pilarcitos Creek); Pilarcitos Creek
182
Comment
JEPS97011
Romulea rosea var. australis
Dean W. Taylor
1995-3-14
14751
San Mateo
Buri Buri Ridge; west of Hillsborough; west of Skyline Blvd.; San Francisco Fish & Game Refuge, San Francisco Water Department lands
152
Comment
UCD78149
Romulea rosea var. australis
Robert E. Preston
2008-4-2
2601
San Mateo
W slope of Buri Buri Ridge, ca. 0.4 mi NW of golf course.
75
Comment
JROH1578
Rorippa palustris subsp. palustris
James McMurphy
1906-8-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1581
Rorippa palustris subsp. palustris
John Hunter Thomas
1977-6-16
18808
San Mateo
Jasper Ridge Biological Preserve, Stanford University; delta in Searsville Lake
Comment
JROH1583
Rorippa palustris subsp. palustris
John Hunter Thomas
1979-9-9
19712
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on dam
Comment
CAS-BOT-BC147630
Rosa californica
Walter Knight; Irja Knight
1964-9-2
746
San Mateo
Overlooking San Francisco Bay, Point San Bruno
Comment
UC725850
Rosa californica
A. A. Heller
1907-5-28
8582
San Mateo
back of San Mateo (on the Half Moon Bay road)
Comment
POM275418
Rosa gymnocarpa
Lyman D. Benson
1931-5-10
2796
San Mateo
Woodside. Santa Cruz Mtn Range.
427
Comment
JROH3760
Rosa gymnocarpa var. gymnocarpa
John H. Thomas
1974-6-27
17448
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3762
Rosa gymnocarpa var. gymnocarpa
John Hunter Thomas
1982-9-12
21158
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC146799
Rosa multiflora
Elizabeth McClintock; Paul Reeberg
1988-4-28
s.n.
San Mateo
Near Camp Silverspot
Comment
UCD92298
Rostraria cristata
John Thomas Howell
1973-4-28
49145
San Mateo
Burlingame.
Comment
SEINET5550871
Rubiaceae
H. S. Gentry
1931-1
89
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
CAS-BOT-BC152836
Rubus parviflorus
George Oberlander
1950-4-23
902
San Mateo
Pilarcitos Canyon - San Francisco Watershed Reserve
Comment
CAS-BOT-BC152872
Rubus parviflorus
W. S. Atkinson
1901-7-1
s.n.
San Mateo
Pescadero Cr., Santa Cruz Peninsula
Comment
JROH3771
Rubus parviflorus
John H. Thomas
1970-5-16
15632
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3773
Rubus parviflorus
John H. Thomas
1974-5-3
17247
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Redwood area below dam
Comment
JROH5747
Rubus parviflorus
L. Nordby
1982-5-25
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek, close to redwood grove.
Comment
RSA152234
Rubus parviflorus var. velutinus
I. L. Wiggins
1925-04
1658
San Mateo
On Kings Mtn Rd 3/4 mile above Woodside.
Comment
CAS-BOT-BC156662
Rubus spectabilis
V. F. Hesse
1959-4-16
2587
San Mateo
Gazos Creek near coast
45
Comment
CAS-BOT-BC156766
Rubus spectabilis
Roxana Stinchfield
1916-3-10
265
San Mateo
Half Moon Bay
Comment
UC12986
Rubus spectabilis
J. Burtt Davy
1895-4-21
1061
San Mateo
Pilarcitos Creek
Comment
CAS-BOT-BC157076
Rubus ursinus
L. R. Abrams
1914-10-14
5130
San Mateo
At Tunitas
Comment
RSA15290
Rubus ursinus
Carl B. Wolf
1927-4-3
258
San Mateo
1 mile above La Honda. Santa Cruz Mountains.
Comment
UC748878
Rubus ursinus
Alice Eastwood, John Thomas Howell
1938-6-26
6055
San Mateo
near Pescadero; near Pescadero
Comment
UCSB17156
Rubus ursinus
Schulte, John
1963-4-14
San Mateo
Jasper Ridge 3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
CAS-BOT-BC422084
Rumex acetosella
Ira L. Wiggins
1928-3-25
2945
San Mateo
Moss Beach
Comment
CAS-BOT-BC422088
Rumex acetosella
E. McClintock; Phillip Wheeler
1965-5-23
s.n.
San Mateo
San Bruno Mountain. Top of ridge, east of Nike station.
Comment
RSA185747
Rumex acetosella
John H. Thomas
1949-4-6
237
San Mateo
4 miles S of Daly city
Comment
CAS-BOT-BC433357
Rumex crispus
Cherie Wetzel
1969-6-20
885
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
CAS-BOT-BC433541
Rumex fueginus
Roxana S. Ferris
1917-10-19
729
San Mateo
Margin of Crystal Springs Lake
Comment
CAS-BOT-BC433823
Rumex pulcher
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain. Ridge above Buckeye Canyon
Comment
SD88535
Rumex salicifolius
Darley F. Howe
1972-6-25
San Mateo
7.5 miles north of Half Moon Bay
Comment
CAS-BOT-BC433996
Rumex salicifolius
W. R. Dudley
1909-10-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula. E. shore of N. pond, Crystal Springs Res.
Comment
UC1191281
Rumex salicifolius var. transitorius
Herbert L. Mason and Verne Grant
1946-8-28
13080
San Mateo
n of San Francisco county prison
Comment
UC1191283
Rumex salicifolius var. transitorius
Malcolm A. Nobs and S. Galen Smith
1949-8-26
1582
San Mateo
about 1 mi s Half Moon Bay
Comment
SEINET12155887
Rupertia physodes
Unknown
1932-1
9168
San Mateo
Los Francos Woods
Comment Read comments Nov 1 2021
UCD81851
Rupertia physodes
Alan T. Whittemore
1976-5-31
135
San Mateo
Alpine Road, near east end of Corte Madera Creek Trail. Mixed evergreen forest. Sequoia in sheltered spots. Acer, Quercus and Alnus in open areas and by stream. Flowers past, originally purple. Trailing on forest floor. Foliage with somewhat unpleasant odor.
Comment
UC279590
Ruppia maritima
W. A. Setchell
1925-8-29
San Mateo
Laguna de Salada
Comment
CDA43028
Rytidosperma caespitosum
T. Hyland
2014-6-27
PDR# MVAP 06098549
San Mateo
Ano Nuevo State Park, along entrance road.
0
Comment
JROH1717
Sagina apetala
John H. Thomas
1971-4-25
15779
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD163747
Sagina decumbens subsp. occidentalis
Peter Rubtzoff
1988-5-3
9916
San Mateo
San Bruno Mountain, 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road Junction, near old Guadalupe Road in the northwest part of the 'Saddle' area, near its crossing of the upper part of East Fork Colma Creek.
Comment
SEINET4174272
Salicornia virginica
G. E. Sindel
1935-7-25
303
San Mateo
Mouth of Pescadero Creek
Comment
CAS-BOT-BC103337
Salix bonplandiana
W. R. Dudley
1900-3-18
s.n.
San Mateo
South of San Andreas Lake
Comment
UC75005
Salix laevigata
unknown
1907-3-18
338
San Mateo
hills near Palo Alto Palo Alto
Comment
OBI9815
Salix lasiandra
Lewis S. Rose
1965-3-8
65002
San Mateo
Searsville Lake
122
Comment
UC492372
Salix lasiandra subsp. lasiandra
Mrs. H. P. Bracelin
1932-7-4
640
San Mateo
4/10 mi e. Pescadero (Butano Creek Rd.)
Comment
CAS-BOT-BC125367
Salix lasiandra var. lasiandra
Peter H. Raven
1964-9-13
19671
San Mateo
Half Moon Bay
Comment
CAS-BOT-BC125370
Salix lasiandra var. lasiandra
W. R. Dudley
1898-4-24
s.n.
San Mateo
El Corte de Madera Creek
Comment
CAS-BOT-BC107131
Salix lasiolepis
C. R. Ball; G. W. Hendry
1931-2-22
14
San Mateo
San Gregorio, near sea level - in arroyo near San Gregorio Creek, 100 m. from ocean
Comment
CAS-BOT-BC107141
Salix lasiolepis
L. R. Abrams
1915-3-13
5161
San Mateo
Near junction of San Francisquito and Los Trancos Creeks, about 2 miles from Stanford University
Comment
OBI9820
Salix lasiolepis
Lewis S. Rose
1965-3-8
65004
San Mateo
Searsville Lake
122
Comment
CAS-BOT-BC108255
Salix lasiolepis var. bigelovii
Peter H. Raven
1950-4-30
1981
San Mateo
Along a stream in the Montara Mts. ca 1/2 mile N. of Montara
91
Comment
CAS-BOT-BC166958
Salix lasiolepis var. bigelovii
Peter Rubtzoff
1975-10-24
8433
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
CAS-BOT-BC124480
Salix lasiolepis var. lasiolepis
Elizabeth McClintock
1966-9-29
s.n.
San Mateo
Lower part of Colma Canyon
Comment
CAS-BOT-BC124490
Salix lasiolepis var. lasiolepis
Javier Penalosa
1963-2-23
2641
San Mateo
San Bruno Mtn. Ravine south of Crocker Ave.
213
Comment
CDA34015
Salix lucida subsp. lasiandra
D. G. Kelch
2011-3-13
11 .052
San Mateo
Near Half Moon Bay along Capistrano Creek.
Comment
SBBG32453
Salix lucida subsp. lasiandra
L. S. Rose
1965-3-16
65007
San Mateo
Searsville Lake
121
Comment
SBBG33942
Salix lucida subsp. lasiandra
L. S. Rose
1965-3-8
65002
San Mateo
Searsville Lake
121
Comment
POM167366
Salix scouleriana
A. D. E. Elmer
1903-05
4864
San Mateo
Iverson's Place; on the Pescadero Creek.
Comment
CAS-BOT-BC129071
Salix scouleriana
W. R. Dudley
1896-4-17
s.n.
San Mateo
By trail from Haladay place to summit La Honda Rd. - Santa Cruz Peninsula
Comment
CAS-BOT-BC126479
Salix sitchensis
W. R. Dudley
1902-4-26
s.n.
San Mateo
Alpine Road
Comment
CAS-BOT-BC126488
Salix sitchensis
Walter Knight; Irja Knight
1965-3-28
s.n.
San Mateo
Near junction of Colma Creek and April Brook
Comment
CAS-BOT-BC126494
Salix sitchensis
L. S. Rose
1932-1-23
3217
San Mateo
Arroyos, Moss Beach
Comment
CAS-BOT-BC126498
Salix sitchensis
W. R. Dudley
1903-5-1
s.n.
San Mateo
From Peters Creek above Iverson's to old mill
Comment
CAS-BOT-BC126519
Salix sitchensis
W. R. Dudley
1898-4-24
s.n.
San Mateo
El Corte de Madera Creek
Comment
CAS-BOT-BC126520
Salix sitchensis
W. R. Dudley
1904-3-7
70
San Mateo
Bear Gulch, Santa Cruz Mts.
213
Comment
POM167784
Salix sitchensis
C. F. Baker
1902-3-18
390
San Mateo
King's Mountain
Comment
RSA681665
Salvia clevelandii
Annuschka Deb
1989-7-19
313
San Mateo
Yerba Buena Herbarium Stock
Comment
POM62858
Salvia columbariae
Edward L. Greene
1902-4-6
s.n.
San Mateo
Crystal Springs Lake, San Mateo County.
Comment
JROH2870
Salvia columbariae
D. D. Davis
1903-4-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge north slope
Comment
UC1176935
Salvia spathacea
Peter H. Raven
1950-4-16
1787
San Mateo
Colma Canyon; San Bruno Mts.
121
Comment
SEINET10581809
Salvia spathacea
Lewis S. Rose
1965-4-22
Rose 65028
San Mateo
San Bruno Mountain, Colma Canyon open slopes.
61
Comment
SJSU11396
Salvia spathacea
G. I. Tourtlotte
1968-5-19
San Mateo
S side of Guadalupe Canyon, San Bruno Mt
Comment
UC25752
Salvia spathacea
Ivar Tidestrom
May 1894
San Mateo
Comment
CAS-BOT-BC246014
Sambucus nigra subsp. caerulea
Fred Hemphill
1973-5-6
754
San Mateo
North of Malabar Road and Melendy Drive, San Carlos
207
Comment
CAS-BOT-BC246027
Sambucus nigra subsp. caerulea
A. D. E. Elmer
1903-7-1
4689
San Mateo
Portola
Comment
HSC23950
Sambucus nigra subsp. caerulea
Mary Katherine Wicksten
1971-6-17
23
San Mateo
Huddart Park, along Rd. near Redwood Shelter.
Comment
JEPS127893
Sambucus nigra subsp. caerulea
Adam C. Schneider
2013-5-17
143
San Mateo
Comment
CAS-BOT-BC236455
Sambucus racemosa subsp. racemosa
James B. Roof
1966-3-27
s.n.
San Mateo
Power Line Ridge, San Bruno Mountain
Comment
IRVC28133
Sambucus racemosa var. racemosa
G. K. Helmkamp, E. A. Helmkamp
2001-6-2
6783
San Mateo
Purissima Crk Rd, E of Half Moon Bay at Purissima Crk, 3.2 mi E of CA-1. Central CA coast
244
Comment
RSA10396
Sanguisorba annua
Carl B. Wolf
1927-6-15
2174
San Mateo
Along Skyline Drive, 8 mi. S of San Francisco.
Comment
CAS-BOT-BC223318
Sanicula bipinnatifida
Ned Cahill
1974-4-30
219
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
RSA445295
Satureja douglasii
H. F. Copeland
1929-7-4
1231
San Mateo
La Honda Grade.
Comment
JROH351
Scandix pecten-veneris
John H. Thomas
1973-3-12
16484
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH355
Scandix pecten-veneris
John Hunter Thomas
1981-4-30
20516
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH357
Scandix pecten-veneris
John Hunter Thomas
1981-5-25
20627
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC283130
Schedonorus arundinaceus
John Thomas Howell
1955-5-25
30254
San Mateo
Skyline Blvd. causeway, Crystal Springs Lake
Comment
SJSU1654
Schoenoplectus acutus var. occidentalis
L. S. Chan
1955-5-29
112
San Mateo
freshwater pond near San Gregorio Beach
Comment
UC1853
Scirpus cernuus
J. Burtt Davy
1893-6-17
San Mateo
Belmont Belmont (meadow back of Salt Marsh)
Comment
UC652556
Scirpus cernuus
Ira L. Wiggins and Roxana S. Ferris
1939-8-2
9290
San Mateo
Ano Nuevo Point
Comment
JEPS62104
Scoliopus bigelovii
Inez Smith
March 1915
San Mateo
Hillsboro
Comment
RSA132362
Scoliopus bigelovii
John H. Thomas
1960-3-1
8539
San Mateo
Dense redwood forest along Kings Mt. road about 0.5 mile below Skyline Blve.
610
Comment
SEINET3888355
Scoliopus bigelovii
Lewis S. Rose
1964-2-6
64000
San Mateo
Kings Mountain.; 0
610
Comment
CAS-BOT-BC519018
Scoliopus bigelovii
Alice Eastwood
1933-5-31
18842
San Mateo
Butano Canon
Comment
SEINET12055153
Scoliopus bigelovii
Unknown
1932-1
8918
San Mateo
La Honda Road to Skyline Drive
Comment
CAS-BOT-BC363223
Scolymus hispanicus
T. C. Fuller
1965-7-8
13755
San Mateo
D. McBryde prop., 140 Eleanor Dr., Woodside
Comment
CHSC1898
Scrophularia californica
H. Summers
1929-5-10
San Mateo
Moss Beach.
Comment
RSA46817
Scrophularia californica
Doris K. Kildale
1929-6-19
8011
San Mateo
1.5 miles from La Honda.
Comment
UC76166
Scutellaria tuberosa
Milo S. Baker
1904-5-15
San Mateo
near Burlingame
Comment
CAS-BOT-BC59076
Sedum spathulifolium
J. H. Thomas
1974-5-9
17333
San Mateo
San Pedro Valley, Northern Part of county, inland from Pacifica.
152
Comment
CAS-BOT-BC59270
Sedum spathulifolium
W. R. Dudley
1894-4-1
s.n.
San Mateo
San Mateo Reservoir.
Comment
CAS-BOT-BC363394
Senecio aronicoides
A. D. E. Elmer
1903-5-1
4508
San Mateo
San Bruno Hills
Comment
JEPS27357
Senecio aronicoides
Rimo Bacigalupi with Jim Roof and L. Heckard
1961-4-24
7617 a
San Mateo
just e KRON television tower (on lateral ridge below and se of end of paved ridge-top, on Guadalupe Valley side of summit of San Bruno Mountain); San Bruno Mountain
304
Comment
JROH1215
Senecio aronicoides
W. R. Dudley
1894-5-13
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Dam
Comment
RSA0012766
Senecio aronicoides
John H. Thomas
1961-5-5
9219
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
152
Comment
CAS-BOT-BC363384
Senecio aronicoides
W. R. Dudley
1894-4-21
s.n.
San Mateo
Santa Cruz Peninsula. By upper road, San Mateo Ravine
Comment
SEINET5571345
Senecio aronicoides
H. S. Gentry
1931-1
103
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
CAS-BOT-BC364636
Senecio vulgaris
John H. Thomas
1956-12-23
6481
San Mateo
At 198 Oak Court, Menlo Park
Comment
CAS-BOT-BC80289
Sequoia sempervirens
David D. Keck
1932-2-14
1368
San Mateo
La Honda road, east slope of Coast Range above Searsville Lake
304
Comment
NY64522
Sequoia sempervirens
E. G. Dudley
1904-1-21
74
San Mateo
Cañada de Raymundo, Santa Cruz Mountains
274.3
Comment
NY64526
Sequoia sempervirens
C. F. Baker
1902-1-15
319
San Mateo
West side of King's Mountain
Comment
SBBG52369
Sequoia sempervirens
F. C. Boutin
1968-3-25
1839
San Mateo
Palo Alto, from the "Palo Alto" near the train bridge over San Francisquito Crk
Comment
UC405205
Sequoia sempervirens
unknown
1874-1-1
San Mateo
Comment
CAS-BOT-BC85782
Sequoia sempervirens
unspecified
1901-1-27
s.n.
San Mateo
Mountain side West of Preston Place
Comment
POM193077
Sequoia sempervirens
W. R. Dudley
1902-12-1
s.n.
San Mateo
Santa Cruz Peninsula: Trail from Iverson s to Bull Spring
Comment
SEINET10612340
Sequoia sempervirens
Charles F. Baker
1902-1-15
Baker 319
San Mateo
West side King's Mountain. The redwood of the Coast Range. Plants of the Pacific Coast. Spermaphytes and Ferns. Distributed by C.F. Baker.
Comment
JROH5465
Setaria viridis
John Rawlings
2011-7-28
1077
San Mateo
Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek near Dennis Martin site.
71
Comment
UC583163
Sidalcea diploscypha
Lewis S. Rose
1936-5-28
36300
San Mateo
w Redwood City (Emerald Lake); , w of Redwood City
91
Comment
UCD116582
Sidalcea hickmanii subsp. viridis
S. Seiki
1998-5-2
2
San Mateo
city of Pacifica, Montara Mountain, approximately 2.3 miles from San Pedro Valley along Devil's Slide heading west. Specimen found along trail about 0.25 mile in from the entrance to the trail.
Comment
OBI48733
Sidalcea malviflora subsp. laciniata
S. Bagley
1969-3-28
s.n.
San Mateo
Near the San Francisco Game Refuge
145
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
POM286437
Silene gallica
Arthur L. Cohen
1935-4-21
633
San Mateo
Jasper Ridge, [which is in San Mateo county], Stanford University [which is in Santa Clara county]. Santa Cruz mtn range, San Francisco Bay watershed.
152
Comment
JROH1726
Silene laciniata subsp. californica
Richard L. Garber
1971-7-13
91
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC389196
Silene laciniata subsp. californica
L. R. Abrams
1909-5-26
4237
San Mateo
Santa Cruz Peninsula. Between Woodside and Crystal Springs
Comment
CAS-BOT-BC389200
Silene laciniata subsp. californica
H. A. Dutton
1900-4-17
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
Comment
CAS-BOT-BC175275
Silene verecunda
Phillip C. Wheeler
1965-5-11
s.n.
San Mateo
Southwest canyon below NBC towers
Comment
CAS-BOT-BC389896
Silene verecunda
Dean Wm. Taylor
1988-4-8
9505
San Mateo
Santa Cruz Mountains. San Bruno Mountain, summit of mountain, near the parking lot at the eastern extent of public road access
Comment
CAS-BOT-BC364855
Silybum marianum
W. Knight; I. Knight
1964-5-4
s.n.
San Mateo
San Bruno Mountain. Crocker Hills
Comment
CAS-BOT-BC74990
Sinapis arvensis
Fred Hemphill
1973-5-6
767
San Mateo
San Carlos. North of Malabar Road and Melendy Drive.
207
Comment
RSA133098
Sisyrinchium bellum
Donald A. Johansen
1933-5-18
708
San Mateo
Hills above Searsville Lake, Stanford University Campus
Comment
UC845034
Sisyrinchium bellum
Alice Eastwood
1915-6-13
4716
San Mateo
Granada
Comment
UCR101612
Sisyrinchium bellum
George K. Helmkamp, E. A. Helmkamp
1998-5-16
3746
San Mateo
Portola Valley, Golden Hills Rd along Los Trancos Creek
107
Comment
SEINET5571633
Sisyrinchium bellum
H. S. Gentry
1931-1
6
San Mateo
Collected 1.5 miles west of San Mateo, Half-moon Bay road.
Comment
CAS-BOT-BC176179
Sisyrinchium californicum
Peter Rubtzoff
1975-5-21
7969
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
UC1332474
Solanum furcatum
G. L. Stebbins Jr. and J. W. Duffield
1938-10-24
19
San Mateo
Mussell Rock
Comment
CAS-BOT-BC166662
Solanum furcatum
Peter Rubtzoff
1974-12-17
7941
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
RSA202892
Solanum furcatum
G. Ledyard Stebbins, E. F. Paddock
1940-9-7
101
San Mateo
At Junction of three upper forks of San Pedro Creek, about 100 foot countour level and a mile from the seashore.
Comment
JROH4187
Solanum umbelliferum
John H. Thomas
1967-5-12
12887
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA295084
Solanum umbelliferum
Robert A. Norris, John L. Inase
1981-1-18
4093
San Mateo
Near Ano Nuevo Point. (near Santa Cruz Co. line)
Comment
UC884945
Solanum umbelliferum
Lewis S. Rose
1939-2-26
39016
San Mateo
Emerald Lake
182
Comment
CAS-BOT-BC389752
Solanum umbelliferum
J. Nieri
1953-2-14
s.n.
San Mateo
4 miles East Half Moon Bay Canyon
Comment
NY820584
Solanum umbelliferum
P. H. Raven
1950-4-16
1797
San Mateo
San Bruno Mts.
244
Comment
SEINET7262176
Solanum umbelliferum
L. R. Abrams
1914-4-2
5073
San Mateo
San Mateo County
Comment
RSA473644
Solidago californica
E. A. Purer
1933-8-25
5523
San Mateo
Spring Valley.
Comment
RSA507799
Solidago canadensis
J. C. Semple, S. Heard
1986-8-23
8591
San Mateo
Ca-1 ca. one km south of Pescadero State Beach.
Comment
UCR256295
Solidago canadensis subsp. elongata
Peter Rubtzoff
1976-10-5
8909
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction
213
Comment
CAS-BOT-BC365750
Solidago spathulata
John H. Thomas
1961-8-27
9701
San Mateo
San Bruno Mountain in northern part of county
396
Comment
SD38299
Solidago spathulata
Edith A. Purer
1932-7-18
San Mateo
Comment
CAS-BOT-BC365188
Solidago velutina subsp. californica
Irja Knight; Walter Knight
1963-10-7
333
San Mateo
San Bruno Mountain. Cow Trough Ravine
Comment
UC909336
Soliva sessilis
Ira L. Wiggins
1950-5-20
12352
San Mateo
above Pescadero Beach
Comment
JROH1242
Soliva sessilis
John Hunter Thomas
1978-4-25
19147
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1255
Sonchus asper subsp. asper
John H. Thomas
1967-5-31
12927
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC374699
Sonchus oleraceus
John H. Thomas
1965-4-29
10602
San Mateo
San Bruno Mountain in northern part of county
396
Comment
RSA14504
Sparganium erectum subsp. stoloniferum
I. L. Wiggins
1935-8-24
8160
San Mateo
Small creek about 1/2 mile south of Moss Beach.
Comment
CAS-BOT-BC236624
Spartina foliosa
Le Roy Abrams
1900-10-1
1015
San Mateo
Cooley Landing
Comment
CAS-BOT-BC236628
Spartina foliosa
David D. Keck
1931-9-27
1270
San Mateo
Dumbarton Bridge
Comment
RSA430754
Spartina foliosa
Lyman Benson
1937-8-26
8493
San Mateo
3 mi south of San Mateo, San Francisco Bay watershed
0
Comment
JROH5600
Spergula arvensis
John Rawlings
2014-3-18
1209
San Mateo
Jasper Ridge Biological Preserve, Stanford University; upper trail 3.
187
Comment
CAS-BOT-BC390010
Spergula arvensis
Elizabeth McClintock
1965-6-13
s.n.
San Mateo
San Bruno Mountain. Colma Canyon
Comment
JROH1748
Spergula arvensis
John Hunter Thomas
1985-4-10
23512
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing
Comment
UCD99161
Spergula arvensis
W. A. Harvey
1948-6-28
1694
San Mateo
1 mile south of town of Half Moon Bay.
Comment
JROH1757
Spergularia
John Hunter Thomas
1978-4-25
19156
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC390202
Spergularia bocconi
G. B. Rossbach; R. P. Rossbach
1939-5-12
726
San Mateo
San Pedro Point
Comment
CAS-BOT-BC390465
Spergularia macrotheca var. macrotheca
Ira L. Wiggins
1938-7-9
8932
San Mateo
Cliffs near Pigeon Point light house
Comment
CAS-BOT-BC390472
Spergularia macrotheca var. macrotheca
G. B. Rossbach; R. P. Rossbach
1940-6-20
738
San Mateo
1 mile south of Montara Point
Comment
CDA24145
Spergularia marina
Buchanan
1960-4-28
San Mateo
Harbor Blvd. & Freeway, Redwood City.
0
Comment
CAS-BOT-BC390698
Spergularia rubra
Robert Robertson
1954-5-1
117
San Mateo
At Pescadero Beach
9
Comment
RSA0097346
Spergularia rubra var. perennans
Lyman Benson
1934-7-29
6113
San Mateo
Moss Beach. Pcific Ocean watershed.
15
Comment
RSA0004233
Sphaeralcea fasciculata var. elmeri
A. D. E. Elmer
1903-05
4395
San Mateo
Crystal Springs Lake.
Comment
RSA131516
Stachys
L. R. Abrams
1909-4-27
s.n.
San Mateo
Near Pulpit Rock.
Comment
UC32568
Stachys ajugoides var. ajugoides
W. C. Blasdale
1893-6-17
San Mateo
Belmont
Comment
UC635184
Stachys ajugoides var. rigida
Herbert L. Mason
1927-4-24
3700
San Mateo
mouth San Gregorio Creek
Comment
JROH2899
Stachys bullata
John H. Thomas
1971-5-30
15977
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
RSA116741
Stachys bullata
Josephine Randall
1907-6-8
187
San Mateo
Portola Valley. Santa Cruz Peninsula.
Comment
UCLA71370
Stachys bullata
Herbert L. Mason
1927-4-24
3700
San Mateo
mouth San Gregorio Creek
Comment
UCR121546
Stachys bullata
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4962
San Mateo
Coast Range; Santa Cruz Mtns, Sky Londa; junction of Calif. Hwy 84 and Calif. Hwy 35, 5 mi south of central Redwood City
457
Comment
UCR122977
Stachys bullata
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6771
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
POM283278
Stachys bullata
Lyman Benson
1930-6-14
2160
San Mateo
La Honda.
305
Comment
SEINET10499250
Stachys bullata
A. Arthur Heller
1907-5-28
Heller 8581
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
RSA131278
Stachys chamissonis
Roxana S. Ferris
1921-5-29
2180
San Mateo
Lagoon head of New Years Pt.
Comment Read comments Feb 9 2022
JROH2917
Stachys pycnantha
John H. Thomas
1963-6-23
10162
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
OBI13463
Stachys pycnantha
Lewis S. Rose
1965-8-27
65093
San Mateo
Emerald Lake, W of Redwood City
183
Comment
UC306579
Stachys pycnantha
A. D. E. Elmer
June, 1903
4261
San Mateo
Alpine School House
Comment
SEINET13948127
Stachys rigida
Lewis S. Rose
1950-1
50139
San Mateo
Emerald Lake region, alt ca 800 ft. hills W of Redwood City
244
Comment
CAS-BOT-BC394065
Stellaria media
Robert Martineau
1974-3-27
11
San Mateo
Foothills of the eastern side of the Santa Cruz Mountains. Five miles south of center of Palo Alto; Foothill Park, Palo Alto
548
Comment
JROH1777
Stellaria media
J. H. Thomas
1963-2-21
10021
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along old road at Westridge end of ridge
Comment
JROH1784
Stellaria media
John Hunter Thomas
1981-4-5
20289
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek
Comment
JROH1790
Stellaria nitens
John H. Thomas
1968-3-17
14196
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1792
Stellaria nitens
Toni Corelli
2006-3-22
309
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along Trail 5, lost serpentine trail
121
Comment
JROH1275
Stephanomeria virgata
Carol Zabel
1989-8-4
19
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road E, north side of road near intersection with Trail 14
Comment
JROH5320
Stipa lepida
Duncan M. Porter
1960-4-22
649 D
San Mateo
Jasper Ridge Biological Preserve, Stanford University; meadow near crest of N-facing slope above Webb Ranch
Comment
JROH5322
Stipa lepida
John H. Thomas
1967-5-31
12944
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5388
Stipa miliacea var. miliacea
John Hunter Thomas
1989-5-30
24757
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR182946A
Stipa tenuissima
L. Kuwahara
2006-6-1
PDR- 1359399
San Mateo
east side of Skyline Blvd., 3/4 mile south of State Hwy 92
360
Comment
POM296440
Stuckenia pectinata
Lyman Benson
1932-6-29
3750
San Mateo
Lake Searsville, Santa Cruz Mt. range, San Francisco Bay watershed.
152
Comment
UC50119
Stylomecon heterophylla
J. Burtt Davy
1895-4-20
1080
San Mateo
San Mateo Creek
Comment
CAS-BOT-BC423012
Stylomecon heterophylla
A. D. E. Elmer
1903-4-1
4921
San Mateo
Spanishtown
Comment
JROH1684
Symphoricarpos albus var. laevigatus
John Hunter Thomas
1981-7-12
20692
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near boat dock
Comment
CAS-BOT-BC237067
Symphoricarpos mollis
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
Devil's Arroyo, San Bruno Mountain
Comment
CAS-BOT-BC237070
Symphoricarpos mollis
Fred Hemphill
1973-4-22
702
San Mateo
Area north of Malabar Road and Melendy Drive, San Carlos
207
Comment
HSC23934
Symphoricarpos mollis
Mary Katherine Wicksten
1971-7-15
173
San Mateo
Huddart Park, on Rd. to Family Campground.
Comment
CAS-BOT-BC99055
Symphyotrichum chilense
Peter H. Raven
1957-9-1
11294
San Mateo
1.1. mi. s. of Pigeon Point Lighthouse
Comment
CAS-BOT-BC99056
Symphyotrichum chilense
David D. Keck
1931-10-5
1282
San Mateo
1 mile north of Salada Beach
91
Comment
HSC5051
Symphyotrichum chilense
L. S. Rose
1966-8-15
66083
San Mateo
Pillar Point
2
Comment
UC1119618
Symphyotrichum chilense
A. Wright
1928-9-11
San Mateo
s of Chinese Cemetary; San Mateo Quad.
548
Comment
CAS-BOT-BC99093
Symphyotrichum chilense
W. R. Dudley
1909-10-4
s.n.
San Mateo
Hill above Mussel Rock - Santa Cruz Peninsula
Comment
CAS-BOT-BC99094
Symphyotrichum chilense
W. R. Dudley
1899-11-29
s.n.
San Mateo
Near Alpine School House, Black Mt. - Santa Cruz Peninsula
Comment
UC1536888
Symphyotrichum subspicatum
G. H. True Jr.
1936-6-14
507
San Mateo
in canyon s of Salada Beach
304
Comment
UC1544807
Symphyotrichum subspicatum
Almut G. Jones
1986-8-23
7251
San Mateo
Near Half Moon Bay
50
Comment
SD72386
Symphyotrichum subspicatum
Darley F. Howe
1967-8-6
4369
San Mateo
Half Moon Bay.
Comment
CAS-BOT-BC376710
Tanacetum bipinnatum
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
San Bruno Mountain. Radio Road
Comment
JROH5940
Taraxacum officinale
John Rawlings
1917-2-22
1958
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in and along Trail 20
85
Comment
UC1537659
Taraxia ovata
Gordon H. True Jr.
1937-3-31
612
San Mateo
Salada Beach Road
60
Comment
JROH374
Tauschia kelloggii
John Hunter Thomas
1992-5-25
25347
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC763103
Tauschia kelloggii
R. F. Hoover
1941-5-20
5109
San Mateo
Redwood City hills
Comment
CAS-BOT-BC447478
Tellima grandiflora
W. R. Dudley
1900-3-17
s.n.
San Mateo
Ravine, north of Seal Cove
Comment
UCR122916
Tellima grandiflora
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6786
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
CAS-BOT-BC447469
Tellima grandiflora
Walter Knight; Irja Knight
1965-4-11
1064
San Mateo
Colma Canyon in wet, shaded area.
Comment
CAS-BOT-BC438266
Tetragonia tetragonoides
J. H. Thomas
1963-8-4
10239
San Mateo
Just north of Pigeon Pt. Light House.
Comment
SEINET11261330
Tetragonia tetragonoides
Kaye H. Thorne, J. Chandler
1986-7-25
4915
San Mateo
Half Moon Bay, 2 mi S of Moss Beach at Dune Beach. Sand dunes and beach area adjacent to the Pacific Ocean.; 0
Comment
JROH3506
Thalictrum fendleri var. polycarpum
Daniel Cohen
1953-4-11
14
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Growing near roadside at edge of Searsville Lake
Comment
JROH3514
Thalictrum fendleri var. polycarpum
John Hunter Thomas
1988-4-7
24381
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near dam
Comment
CAS-BOT-BC399841
Thalictrum polycarpum
A. D. E. Elmer
1903-6-1
4425
San Mateo
Butano Creek
Comment
SBBG68849
Thermopsis californica var. californica
S. W. Hutchinson
-Apr-1927
San Mateo
Redwood City
2
Comment
UC74947
Thermopsis californica var. californica
C. F. Baker
1902-5-1
685
San Mateo
Crystal Springs Lake
Comment
UC16389
Thermopsis macrophylla var. macrophylla
Alice Eastwood
April 1896
San Mateo
road to Crystal Springs
Comment
CDA3888
Thlaspi arvense
W. Davis
1967-4-24
San Mateo
Southern Pacific Railroad, San Mateo.
0
Comment
CAS-BOT-BC66656
Thysanocarpus curvipes
J. H. Thomas
1954-5-7
4068
San Mateo
Near Skyline Boulevard. About 2 miles southwest of Black Mountain.
655
Comment
CAS-BOT-BC66658
Thysanocarpus curvipes
John H. Thomas
1968-4-13
14290 A
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC66659
Thysanocarpus curvipes
John H. Thomas
1968-4-13
14290 A
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC66660
Thysanocarpus curvipes
John H. Thomas
1968-4-13
14290 A
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
JROH1617
Thysanocarpus curvipes
John Hunter Thomas
1989-4-8
24625
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
CAS-BOT-BC66655
Thysanocarpus curvipes
H. J. Dengler
1972-4-30
s.n.
San Mateo
Unspecified.
Comment
CAS-BOT-BC66680
Thysanocarpus curvipes
Dr. A. Kellogg; W. G. W. Harford
1868-1-1
49
San Mateo
Unspecified.
Comment
SD27906
Tiarella trifoliata var. unifoliata
L. A. Waitzinger
1927-8-14
San Mateo
Islam Camp, near La Honda, Santa Cruz Mts.
Comment
JROH402
Torilis nodosa
John Hunter Thomas
1989-5-5
24656
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC81494
Torreya californica
W. R. D.
1895-3-26
s.n.
San Mateo
La Honda
Comment
POM181976
Torreya californica
Anonymous
s.n.
San Mateo
Santa Cruz Mountains
Comment
JEPS121588
Toxicodendron diversilobum
Adam C. Schneider with C. Matt Guilliams
2013-4-7
116
San Mateo
Crystal Springs Reservoir
Comment
RSA681673
Trichostema lanatum
Deb Annuschka
1990-11-16
388
San Mateo
Yerba Buena Herbarium.
Comment
JROH3395
Trientalis latifolia
John Hunter Thomas
1981-5-5
20538
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA116717
Trientalis latifolia
E. W. Rust
1907-4-13
s.n.
San Mateo
Los Traucos Creek.
Comment
UC630750
Trifolium albopurpureum var. albopurpureum
A. A. Heller
1907-5-23
8554
San Mateo
back of San Mateo (on Half Moon Bay Rd)
Comment
JEPS65852
Trifolium albopurpureum var. dichotomum
J. Burtt Davy
1895-4-20
1068
San Mateo
Crystal Springs Lake
Comment
UC165515
Trifolium albopurpureum var. dichotomum
J. Burtt Davy
1893-6-22
836
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC157980
Trifolium amplectens
Peter Rubtzoff
1976-3-28
8450 A
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio junction; in East Fork Colma Creek canyon area
Comment
SJSU660
Trifolium amplectens var. stenophyllum
A. W. Jacobs
1941-4-20
San Mateo
Jasper Ridge above Searsville L
Comment
POM88149
Trifolium barbigerum
L. R. Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge near Stanford University.
Comment
UCSC003389
Trifolium barbigerum var. andrewsii
Randall Morgan
2001-5-9
3733
San Mateo
Bean Hollow State Beach, San Mateo County
Comment
HSC15206
Trifolium bifidum
L. S. Rose
1966-5-2
66035
San Mateo
Emerald Lake, W of Redwood City
91
Comment
JROH2249
Trifolium bifidum var. decipiens
John H. Thomas
1955-5-6
5009
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD107907
Trifolium bifidum var. decipiens
Lewis S. Rose
1966-5-2
66035
San Mateo
Emerald Lake, west of Redwood City.
91
Comment
UCR123140
Trifolium campestre
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6766
San Mateo
Central Coast, Pillar Point Harbor, about 4 miles north of Half Moon Bay
6
Comment
JEPS127789
Trifolium depauperatum var. truncatum
Adam C. Schneider with C. Matt Guilliams
2013-4-7
60
San Mateo
Along dirt road running parallel to overhead power transmission lines. GPS coordinates approximate.
Comment
JROH2283
Trifolium fucatum
John H. Thomas
1955-5-6
4987
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent grassy slopes
Comment
JROH2295
Trifolium fucatum
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2303
Trifolium fucatum
John Hunter Thomas
1986-4-9
23928
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA120972
Trifolium fucatum var. fucatum
L. R. Abrams
1914-4-5
5086
San Mateo
Menlo Park
Comment
RSA95543
Trifolium fucatum var. fucatum
L. S. Rose
1953-4-5
53014
San Mateo
Redwood City, along Bayshore Highway.
3
Comment
UCSC003519
Trifolium fucatum var. fucatum
Randall Morgan
2001-5-9
1946
San Mateo
On bluff at San Gregorio State Beach
Comment
UCSC006013
Trifolium fucatum var. fucatum
Randall Morgan
1996-5-8
2933
San Mateo
Seed from Pescadero State Beach
Comment
SJSU15217
Trifolium glomeratum
Toni Corelli
2010-5-5
625
San Mateo
Ano Nuevo State Park, Cascade Field
9
Comment
SJSU659
Trifolium grayi
J. E. Hagerty
1950-5-20
San Mateo
Pescadero
Comment
JROH5566
Trifolium hirtum
John Rawlings
2013-4-30
1197
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along east side of Road C south of the San Francisquito Creek bridge.
89
Comment
UCSC006205
Trifolium macraei
Randall Morgan
1996-5-18
2452
San Mateo
Pacifica, Young plants transplanted from colony on Montara Mtn.
Comment
CDA27997
Trifolium microcephalum
T. C. Fuller
1967-6-13
15940
San Mateo
Half Moon Bay Harbor, north edge of the town of Half Moon Bay.
0
Comment
JROH5592
Trifolium oliganthum
John Rawlings
2013-4-19
1165
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 11 in chaparral.
144
Comment
UCD109276
Trifolium oliganthum
R. Tofsrud
1952-1
2
San Mateo
Near Foster.
Comment
JROH2346
Trifolium subterraneum
John Hunter Thomas
1980-4-10
19873
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2368
Trifolium subterraneum
John Hunter Thomas
1992-5-5
25216
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam and vicinity
Comment
JROH2380
Trifolium variegatum
John H. Thomas
1968-4-19
14302
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2382
Trifolium variegatum
John H. Thomas
1973-4-14
16569
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2394
Trifolium willdenovii
John H. Thomas
1955-5-6
5008
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2404
Trifolium willdenovii
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2416
Trifolium willdenovii
John Hunter Thomas
1991-5-2
25022
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM18877
Trifolium willdenovii
C. F. Baker
1903-4-8
1925
San Mateo
San Andreas Lake
Comment
POM226853
Trifolium willdenovii
L. R. Abrams
1914-4-2
5075
San Mateo
Menlo Heights.
Comment
UC764667
Trifolium wormskioldii
R. F. Hoover
1939-4-21
4056
San Mateo
2 mi s Colma
Comment
RSA51346
Trifolium wormskioldii
Peter H. Raven
1950-4-30
s.n.
San Mateo
Up a road about 1/2 mile N of Montara.
30
Comment
JROH4725
Trillium chloropetalum
John H. Thomas
1972-4-1
16047
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4732
Trillium chloropetalum
John Hunter Thomas
1980-4-5
19858
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
SD27763
Trillium chloropetalum
Carl B. Wolf
1927-3-6
236
San Mateo
About 2 miles back of Stanford University.
60
Comment
CAS-BOT-BC521067
Trillium chloropetalum var. giganteum
Phillip C. Wheeler
1965-6-20
s.n.
San Mateo
San Bruno Mountain: Trillium Gulch near Knife Rock
Comment
CAS-BOT-BC521070
Trillium chloropetalum var. giganteum
C. F. Leithold
1894-2-24
s.n.
San Mateo
Santa Cruz Peninsula: Woodside Hills
Comment
CAS-BOT-BC521201
Trillium chloropetalum var. giganteum
W. R. Dudley
1900-3-16
s.n.
San Mateo
Santa Cruz Peninsula: by trail north of Tripps Store, Woodside
Comment
RSA378199
Trillium chloropetalum var. giganteum
Carl B. Wolf
1927-2-17
200
San Mateo
2 miles back of Stanford University along San Francisquito Creek.
61
Comment
SEINET12044498
Trillium chloropetalum var. giganteum
W. R. Dudley
1900-1
s.n.
San Mateo
S side Montana Mts, Santa Cruz Peninsula
Comment
SEINET12046255
Trillium chloropetalum var. giganteum
C. F. Leithold
1894-1
s.n.
San Mateo
Santa Cruz Peninsula, Woodside
Comment
CAS-BOT-BC133449
Trillium ovatum
W. R. Dudley
1893-2-19
s.n.
San Mateo
On Alpine Road above La Honda
Comment
JROH1648
Triodanis biflora
H. L. Mason
1921-6-4
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4130
Triphysaria eriantha subsp. eriantha
W. R. Dudley
1896-3-8
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; ridge east of Searsville Dam
Comment
UC27282
Triphysaria eriantha subsp. rosea
W. L. Jepson
1891-4-4
San Mateo
San Bruno Hills
Comment
HSC20846
Triphysaria eriantha subsp. rosea
L. S. Rose
1965-3-25
65010
San Mateo
San Bruno Mtns., N end
122
Comment
UCD123413
Triphysaria eriantha subsp. rosea
Lewis S. Rose
1965-3-25
65010
San Mateo
San Bruno Mountains, north end.
121
Comment
CAS-BOT-BC238556
Triphysaria floribunda
A. D. E. Elmer
1903-4-1
4522
San Mateo
South San Francisco
Comment
CAS-BOT-BC238561
Triphysaria floribunda
L. S. Rose
1927-5-1
s.n.
San Mateo
San Mateo
Comment
UC1012338
Triphysaria floribunda
F. W. Pennell and D. D. Keck
1940-5-15
25426
San Mateo
Route 101, 4 mi w Burlingame
152
Comment
UC138991
Triphysaria floribunda
C. F. Baker
1903-4-8
1926
San Mateo
San Andreas Lake
Comment
JROH4132
Triphysaria pusilla
John H. Thomas
1956-4-7
5608
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes
Comment
JROH4141
Triphysaria pusilla
John Hunter Thomas
1978-4-20
19092
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU16036
Triphysaria versicolor subsp. versicolor
Toni Corelli, John Rawlings
2016-4-29
1767
San Mateo
Along Atkinson Bluff Trail and throughout Cascade Field, north of Cascade Cr. Trail, in Ano Nuevo State Park
11
Comment
SJSU2308
Triphysaria versicolor subsp. versicolor
C. W. Sharsmith
1950-4-16
6637
San Mateo
near Pescadero Point near Pescadero
Comment
UC419721
Triphysaria versicolor subsp. versicolor
Mrs. H. P. Bracelin
1930-10-26
132
San Mateo
Ocean Rd between Half Moon Bay and Santa Cruz near Pidgeon Point; Ocean Rd btw Half Moon Bay and Santa Cruz
Comment
SEINET12053133
Triteleia hyacinthina
Unknown
1933-1
San Mateo
Portala Rd
Comment
CAS-BOT-BC523098
Triteleia ixioides subsp. ixioides
David D. Keck
1940-5-19
5047
San Mateo
Santa Cruz Mountains, east flank, above Woodside and Searsville Lake on La Honda Road
300
Comment
CAS-BOT-BC526104
Triteleia ixioides subsp. ixioides
Carl B. Wolf
1929-5-24
3724
San Mateo
1/4 mile north of base of La Honda Grade on road to Woodside
121
Comment
RSA6306
Triteleia laxa
David D. Keck
1932-5-6
1466
San Mateo
Belmont.
Comment
CAS-BOT-BC526361
Triteleia laxa
Daniel Cohen
1953-6-1
103
San Mateo
Los Trancos
Comment
SEINET12044747
Triteleia laxa
G. C. Kimber, Roush, L.
1918-1
s.n.
San Mateo
Jasper Ridge, Santa Cruz Mountain Peninsula
Comment
CAS-BOT-BC527392
Triteleia peduncularis
Susan Sommers
1980-5-30
s.n.
San Mateo
Edgewood site, flat zone below hill with serpentine outcrops
Comment
JROH1626
Tropidocarpum gracile
John H. Thomas
1977-4-18
18532
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC74057
Turritis glabra
Elizabeth McClintock; Arthur Menzies
1963-2-16
s.n.
San Mateo
San Bruno Mountain. Below top of mountain near radio station.
Comment
UC1241809
Typha angustifolia
Herbert L. Mason
1949-7-7
14031
San Mateo
mouth of Pescadero Creek
Comment
SD232694
Ulex europaeus
Don Pendleton
1993-11-20
San Mateo
Daly City, at 333 Hickey Blvd.
Comment
JROH135
Umbellularia californica
John H. Thomas
1959-8-22
8081
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
JROH137
Umbellularia californica
John H. Thomas
1968-2-11
14143
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA623612
Umbellularia californica
C. B. Wolf
1928-2-11
1471
San Mateo
East base of Kings Mountain Road.. .
Comment
SEINET12102549
Umbellularia californica
Unknown
1930-1
7306
San Mateo
Comment
SEINET12102550
Umbellularia californica
G. A. McCallum
1933-1
s.n.
San Mateo
near San Francisquita Creek
Comment
CAS-BOT-BC382766
Uropappus lindleyi
John H. Thomas
1971-5-2
15842
San Mateo
Near intersection of Canada Road and Edgewater Road, about three miles westward from Redwood City
152
Comment
JROH1298
Urospermum picroides
Toni Corelli
2005-5-9
287
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along road F
154
Comment
UCD111539
Urtica dioica subsp. gracilis
G. K. Helmkamp; E. A. Helmkamp
2001-6-2
6780
San Mateo
Central CA coast: Purissima Crk Road, E of Half Moon Bay at Purissima Crk, 3.2 miles E of CA-1.
243
Comment
JROH4238
Urtica dioica subsp. holosericea
John Hunter Thomas
1980-11-27
20182
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS15041
Utricularia macrorhiza
Roxana S. Ferris
Oct. 1920
2103
San Mateo
2nd. mud lake Coalmine Ridge; Santa Cruz Mt. Peninsula, Coalmine Ridge
Comment
JEPS27348
Vaccinium cespitosum
Rimo Bacigalupi with L. R. Heckard and Jim Roof
1961-4-24
7609
San Mateo
due n true summit of San Bruno Mt. (directly below and ne of KQED radio power station)
342
Comment
UC634722
Vaccinium ovatum
Herbert L. Mason
1927-4-23
3671
San Mateo
La Honda
Comment
CAS-BOT-BC199467
Vaccinium parvifolium
A. D. E. Elmer
1903-5-1
4924
San Mateo
Butano Creek
Comment
CAS-BOT-BC199470
Vaccinium parvifolium
H. L. Mason
1921-1-1
s.n.
San Mateo
Pescadero Creek
Comment
UC306548
Vaccinium parvifolium
A. D. E. Elmer
May 1903
4924
San Mateo
Butano Creek
Comment
JROH4256
Verbena bonariensis
Carol Zabel
2006-8-21
63
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4276
Verbena lasiostachys var. scabrida
John H. Thomas
1974-10-26
17626
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1618125
Veronica americana
Donald G. Nelson
1940-7-7
697
San Mateo
highway from Half Moon Bay to San Mateo (along Pilarcitos Creek); Pilarcitos Creek
76
Comment
JROH4154
Veronica persica
John Hunter Thomas
1983-4-20
21535
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing
Comment
UCD108698
Vicia americana var. americana
A. A. Heller
1907-4-20
8449
San Mateo
Near Lake Merced.
Comment
RSA788949
Vicia angustifolia
Peter Rubtzoff
1977-6-21
9062
San Mateo
San Bruno Mountains. Saddle area on N side of Guadalupe Canyon Parkway west of Radio Road junction, upper part of East Fork Colma Creek Canyon.
Comment
JROH2429
Vicia benghalensis
John Hunter Thomas
1978-5-23
19227
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15772
Vicia benghalensis
Toni Corelli
2010-6-1
635
San Mateo
Wavecrest, west of Highway 1 in Half Moon Bay.
24
Comment
SD27838
Vicia cracca
Carl B. Wolf
1929-5-27
3737
San Mateo
Los Trancos Creek, back of Stanford University, roadsides
Comment
CHSC23153
Vicia gigantea
Robert A. Schlising
1963-2-23
2435
San Mateo
Coast Range. 21 miles north of Davenport, along Highway 1.
Comment
RSA187266
Vicia sativa
John H. Thomas
1960-6-25
8793
San Mateo
Redwood City. Along or near a small creek running into Redwood Slough between El Camino Real and railroad tracks, near Maple Street.
8
Comment
UCR123141
Vicia sativa subsp. sativa
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6765
San Mateo
Central Coast, Pillar Point Harbor, about 4 miles north of Half Moon Bay
6
Comment
CAS-BOT-BC264045
Viola adunca
Miss E. Cannon
1899-4-21
s.n.
San Mateo
E of Colma
Comment
CAS-BOT-BC264051
Viola adunca
Roxana S. Ferris
1920-3-8
1767
San Mateo
Montara Mountains, vicinity of South Peak
518
Comment
UC1121562
Viola adunca
A. E. Wieslander
1935-2-3
507
San Mateo
1/2 mi se of Pigeon Point
30
Comment
CAS-BOT-BC264035
Viola adunca
W. R. Dudley
1894-3-24
s.n.
San Mateo
Field E of Pebbly Beach, Pescadero
Comment
CAS-BOT-BC536827
Viola glabella
Mita C. Daniel
1915-4-10
s.n.
San Mateo
Kings Mountain
Comment
RSA130815
Viola ocellata
M. N. paulson
1917-04
s.n.
San Mateo
Kings Mt Road.
Comment
SJSU7493
Viola pedunculata
Lewis S. Rose
1968-3-26
68010
San Mateo
S base San Bruno Mt, S San Francisco
30
Comment
SEINET191584
Viola pedunculata
L. S. Rose
1941-3-20
41047
San Mateo
Milbrae
122
Comment
CAS-BOT-BC199821
Vulpia
Elizabeth McClintock; David Schooly; Kim Marcus
1975-4-13
s.n.
San Mateo
Above Hillside Blvd., South San Francisco
Comment
CAS-BOT-BC182765
Vulpia bromoides
Peter Rubtzoff
1978-5-18
9169
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction and northwest of Fog Forest.
Comment
CAS-BOT-BC199856
Vulpia bromoides
John H. Thomas
1963-5-20
10140
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
CAS-BOT-BC199861
Vulpia bromoides
W. R. Dudley
1899-5-14
s.n.
San Mateo
Top of Sneath Ranch Hill
Comment
POM296530
Vulpia bromoides
Lyman Benson
1935-5-5
6540
San Mateo
Lake Searsville. Stanford University. Santa Cruz Mtn range. S.F. Bay watershed.
152
Comment
RSA790283
Vulpia bromoides
Peter Rubtzoff
1976-6-13
8635
San Mateo
San Bruno Mtn: 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
RSA135765
Vulpia microstachys var. pauciflora
John H. Thomas
1957-4-16
6654
San Mateo
Jasper Ridge, about 3.5 miles southwest of Stanford University.
152
Comment
UC665801
Vulpia microstachys var. pauciflora
Ira L. Wiggins
1941-4-17
9720
San Mateo
near junction of road to California Sanitarium and Woodside-Half Moon Bay road
Comment
POM296601
Vulpia myuros
Lyman Benson
1935-1-30
6241
San Mateo
Menlo Park; S. F. Bay watershed.
30
Comment
CAS-BOT-BC185767
Vulpia myuros subsp. megalura
Fred Hemphill
1973-4-22
831
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC185773
Vulpia myuros subsp. megalura
George Oberlander
1950-5-2
942
San Mateo
San Andreas Lake
Comment
RSA195509
Vulpia octoflora
John H. Thomas
1966-4-20
11561
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
JEPS75356
Wahlenbergia gracilis
Mary Ann Hewlett
March 1976
San Mateo
San Mateo San Bruno Mountain ((Glen Park Canyon?), canyon above Industrial Park, below highway about 100 ft down footpath and to the right); , San Bruno Mountain
152
Comment
CAS-BOT-BC128726
Whipplea modesta
W. R. Dudley
1893-5-27
s.n.
San Mateo
Near top of Kings Mt. - Santa Cruz Peninsula
Comment
CAS-BOT-BC128735
Whipplea modesta
Ira L. Wiggins
1925-4-1
1666
San Mateo
On Kings Moutnain road one mile above Woodside.
Comment
JROH2712
Whipplea modesta
John H. Thomas
1961-5-5
9216
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below Searsville Dam
76
Comment
UC150740
Woodwardia fimbriata
C. F. Baker
1902-3-18
330
San Mateo
King's Mt.
Comment
CAS-BOT-BC389722
Woodwardia fimbriata
M. K. Wicksten
1972-6-11
s.n.
San Mateo
San Mateo
Comment
CAS-BOT-BC77912
Woodwardia fimbriata
W. R. Dudley
1896-2-16
s.n.
San Mateo
Devil's Canyon, Black Mountain
Comment
SEINET11712887
Woodwardia fimbriata
Unknown
1929-1
7288
San Mateo
Kings Mt
Comment
JROH1306
Wyethia angustifolia
John Hunter Thomas
1981-4-23
20491
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
HSC81856
Wyethia angustifolia
Thomas W. Nelson, Jane P. Nelson
1980-5-3
5134
San Mateo
Intersection of Hwy. 92 and Hwy. 280, W of San Mateo.
Comment
JROH1314
Wyethia glabra
John H. Thomas
1975-4-18
17784
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA178658
Wyethia glabra
John H. Thomas
1964-4-19
10312
San Mateo
Jasper Ridge Biological experimental area, 5 miles SW of Palo Alto.
Comment
SJSU8204
Xanthium strumarium
A. I. Wilson
1967-10-12
60
San Mateo
Canada Rd by S part Crystal Springs L
Comment
JROH411
Yabea microcarpa
John H. Thomas
1958-5-10
7139
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH417
Yabea microcarpa
John Hunter Thomas
1987-4-30
24218
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA304269
Zantedeschia aethiopica
James R. Shevock
1971-3-21
821
San Mateo
Pepple Beach.
8
Comment
SD52461
Zeltnera muehlenbergii
Skip Stone
1952-6-25
110
San Mateo
Redwood City
22
Comment
CAS-BOT-BC531543
Zigadenus fremontii
R. Bacigalupi
1922-3-1
s.n.
San Mateo
Arroyo de los Frijoles
Comment
CAS-BOT-BC532758
Zigadenus fremontii
W. R. Dudley
1893-3-1
s.n.
San Mateo
Marsh, South San Francisco
Comment
HSC23892
Zigadenus fremontii
Mary Katherine Wicksten
1971-7-2
148
San Mateo
Huddart Park, Miwok Nature Trail by Miwok Shelter
Comment
POM291032
Zigadenus fremontii
Arthur L. Cohen
1935-4-21
602
San Mateo
Jasper ridge, Stanford University, Santa Cruz mountain range, San Francisco Bay watershed
152
Comment
SEINET12056254
Zigadenus fremontii
Unknown
1933-1
s.n.
San Mateo
La Honda
Comment