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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
SEINET946036
Abronia latifolia
C. F. Baker
1902-1
1741
San Mateo
Piller Point.
Comment Read comments Nov 1 2021
CAS-BOT-BC233752
Abronia umbellata
C. F. Baker
1902-10-1
1742
San Mateo
Pillar Point
Comment
SBBG30030
Abronia umbellata
L. S. Rose
1935-10-12
35654
San Mateo
Salada
3
Comment
UC101374
Abronia umbellata
C. F. Baker
1902-10-1
1742
San Mateo
Pillar Point
Comment Read comments Feb 2 2012
SEINET7042346
Abronia villosa
A. G. Vestal
1962-3-26
s.n.
San Mateo
Laguna Salada. San Francisco South quadrangle UTM Zone 10, 545384mE, 4164305mN.
Comment
SJSU8181
Acaena pinnatifida var. californica
S. H. Casey
1969-4-17
228
San Mateo
Colma Canyon, San Bruno Mountain
Comment
UC1176934
Acaena pinnatifida var. californica
Peter H. Raven
1950-4-16
1795
San Mateo
summit ridge San Bruno Mts.
182
Comment
CAS-BOT-BC219604
Acanthomintha duttonii
Harry A. Dutton; Miss. H. A. Walker
1915-5-26
3819
San Mateo
Near the Menlo Golf Club
Comment
CAS-BOT-BC219605
Acanthomintha duttonii
David D. Keck
1940-5-15
5034
San Mateo
Emerald Lake, west of Redwood City
Comment
UC311537
Acanthomintha duttonii
A. D. E. Elmer
May, 1903
4538
San Mateo
Crystal Springs Lake
Comment
UC55135
Acanthomintha duttonii
Lewis S. Rose
1933-5-17
33171
San Mateo
Redwood City
Comment
LA55133
Acanthomintha ilicifolia
Harry A. Dutton; Harriet A. Walker
1915-5-29
3819
San Mateo
near the Menlo Golf Club
Comment Read comments Jul 30 2017
SD27833
Acanthomintha obovata
Carl B. Wolf
1929-5-24
3723
San Mateo
Open grassy hills above upper Emerald Lake back of Redwood City.
Comment
JROH157
Acer macrophyllum
John H. Thomas
1974-11-5
17664
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail below dam
114
Comment
RSA131268
Acer macrophyllum
Josephine Randall
1906-03
s.n.
San Mateo
San Francisquito Creek near Stanford University
Comment Read comments Sep 18 2013
RSA70706
Acer macrophyllum
L. S. Rose
1950-4-1
50047
San Mateo
San Mateo Canyon
Comment
CAS-BOT-BC333212
Acer macrophyllum
W. R. Dudley
1906-6-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula. LosTrancos Road near Las Trancos Dairy
Comment
SEINET12234141
Acer macrophyllum
Unknown
1932-1
8932
San Mateo
La Honda Road
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
CAS-BOT-BC21581
Achillea millefolium
Ned Cahill
1974-4-19
144
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC21586
Achillea millefolium
Fred Hemphill
1973-5-14
807
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
JROH444
Achillea millefolium
John H. Thomas
1975-6-5
17943
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack
154
Comment
JROH448
Achillea millefolium
John Hunter Thomas
1981-4-23
20489
San Mateo
Jasper Ridge Biological Preserve, Stanford University
130
Comment
JROH5896
Achillea millefolium
M. Ray
1982-5-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trailside near Whiskey Hill Gate
180
Comment
UCSB8055
Achillea millefolium
Myrick, Donald
1966-6-1
San Mateo
Off Highway 1 south of San Francisco near Pescadero
Comment
RSA719885
Achillea millefolium
Linda E. Watson
1996-5-17
96 -1
San Mateo
In Pescadero State Beach on CA1, just south of San Gregorio.
Comment
UCSC004912
Achillea millefolium
Monica Larenas
1985-6-1
16
San Mateo
Hwy 92, summit near intersection with Skyline Blvd
Comment
JROH459
Achyrachaena mollis
John H. Thomas
1963-5-12
10079
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2064
Acmispon americanus var. americanus
Carol Zabel
1989-9-4
37
San Mateo
Jasper Ridge Biological Preserve, Stanford University; "Assembly area" by old docent center
Comment
JROH2076
Acmispon glaber var. glaber
John Hunter Thomas
1989-5-11
24728
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near hillside laboratory
157
Comment
JROH2053
Acmispon parviflorus
G. C. Kimber & Lucile Roush
1918-4-11
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CHSC894
Acmispon wrangelianus
A. Koopman
1929-5-9
San Mateo
Moss Beach.
7
Comment
JROH2084
Acmispon wrangelianus
John H. Thomas
1955-5-6
4991
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2097
Acmispon wrangelianus
John H. Thomas
1968-5-3
14445
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2099
Acmispon wrangelianus
John H. Thomas
1974-4-12
17145
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC2049899
Acmispon wrangelianus
H. W. Johansen
1955-4-23
77
San Mateo
Crystal Springs Road, 2 miles W of San Mateo.
Comment
SEINET10573362
Actaea rubra
Ernest A. McGregor
McGregor s.n.
San Mateo
Santa Cruz Mountain Peninsula
Comment
RSA18493
Actaea rubra subsp. arguta
Carl B. Wolf
1927-7-14
627
San Mateo
Summit of La Honda Grade
Comment
SDSU2646
Adelinia grandis
D. F. Howe
1967-4-14
4349
San Mateo
San Francisco Game Reserve near San Bruno.
91
Comment
CAS-BOT-BC139999
Adenostoma fasciculatum
Fred Hemphill
1973-5-14
842
San Mateo
San Carlos, area north of Malabar Rd. and Melendy Dr.
207
Comment
LA207851
Adenostoma fasciculatum
David D. Keck;
1932-5-25
1781
San Mateo
Hills 2 mi. W. of Belmont
Comment
JROH3582
Adenostoma fasciculatum var. fasciculatum
Oz Garton
1968-5-27
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3590
Adenostoma fasciculatum var. fasciculatum
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA112393
Adenostoma fasciculatum var. fasciculatum
W. R. Dudley
1895-6-14
s.n.
San Mateo
Top of ridge near Searsville Dam.
Comment
CAS-BOT-BC65517
Adiantum aleuticum
John Hunter Thomas
1955-3-18
4689
San Mateo
Five miles up Tunitas Creek Road from coast
304
Comment
JEPS59980
Adiantum aleuticum
John D. Daly
1934-1
432
San Mateo
upper Corte de Madera Canyon Corte de Madera Canyon
Comment
RSA120509
Adiantum aleuticum
S. S. Tillett, I. Sternback
1956-6-25
547
San Mateo
Along Patterson Creek, on Middleton property just above entrance to Portola State beach.
366
Comment
CAS-BOT-BC65669
Adiantum jordanii
George Oberlander
1950-3-11
512
San Mateo
Pilarcitos Canyon
Comment
CAS-BOT-BC202682
Aesculus californica
Margaret A. Barry
1937-6-24
184
San Mateo
On Coal Mine Ridge
Comment
RSA131267
Aesculus californica
Deborah Hichborn
1920-5-20
s.n.
San Mateo
San Francisquito Creek. Santa Cruz Mountain Peninsula.
Comment
CAS-BOT-BC23025
Agoseris grandiflora var. grandiflora
George Oberlander
1949-7-30
333
San Mateo
Grassland near San Andreas Lake
Comment
JROH489
Agoseris heterophylla
John H. Thomas
1970-4-28
15611
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH491
Agoseris heterophylla
John H. Thomas
1971-4-10
15758
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC15227
Agoseris hirsuta
W. R. Dudley
1896-11-14
s.n.
San Mateo
Santa Cruz Mountain Peninsula, on dam Pelarcitos Creek
Comment
CAS-BOT-BC15232
Agoseris hirsuta
W. R. Dudley
1893-5-1
s.n.
San Mateo
North of San Bruno
Comment
CAS-BOT-BC15239
Agoseris hirsuta
Josephine D. Randall
1907-11-9
s.n.
San Mateo
Alpine road to Black Mountain
Comment
UC29336
Agoseris hirsuta
Michener and Bioletti
1892-5-1
San Mateo
Comment
SJSU15815
Agrostis densiflora
John Rawlings, Toni Corelli
2016-5-13
1898
San Mateo
Bean Hollow State Beach south bluff above beach
11
Comment
SJSU11264
Agrostis hallii
S. H. Casey
1980-6-13
1156
San Mateo
Los Trancos Woods
Comment
CAS-BOT-BC138651
Agrostis stolonifera
Ira L. Wiggins
1980-8-29
22259
San Mateo
Lower north bank of San Francisquito Creek, ca. 150 m. upstream from Pope Street bridge, Menlo Park.
Comment
JROH4804
Agrostis stolonifera
John Rawlings
2004-11-10
1001
San Mateo
Jasper Ridge Biological Preserve, Stanford University. West end of Leonard's bridge, to right as one steps onto bridge, at base of bridge.
107
Comment
JROH4836
Aira caryophyllea
John Rawlings
2013-4-19
1152
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Mossy verge of Trail 11 through chaparral.
144
Comment
UCR124189
Aira caryophyllea
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6792
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
CAS-BOT-BC138233
Aira caryophyllea var. caryophyllea
Fred Hemphill
1973-4-22
800
San Mateo
San Carlos. North of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC138238
Aira caryophyllea var. caryophyllea
John H. Thomas
1965-4-29
10614
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
JROH4541
Allium amplectens
John H. Thomas
1975-5-26
17908
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4546
Allium amplectens
John Hunter Thomas
1989-5-11
24731
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET12049324
Allium amplectens
H. L. Mason
1921-1
s.n.
San Mateo
Jasper Ridge
Comment
SEINET12043950
Allium dichlamydeum
H. L. Mason
1921-1
s.n.
San Mateo
Jasper Ridge near Sand Hell Caves
Comment
SJSU6178
Allium dichlamydeum
S. H. Casey
1969-5-18
246
San Mateo
near Fern Rock, San Bruno Mt
Comment
JROH4550
Allium falcifolium
John H. Thomas
1957-4-16
6662
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Open serpentine area on top of ridge and adjacent slopes
Comment
SD39066
Allium falcifolium
Marie Cummings
1933-4-14
18
San Mateo
Spring Valley.
Comment
CAS-BOT-BC471097
Allium lacunosum var. lacunosum
H. L. Dale
1920-6-1
s.n.
San Mateo
Near Menlo Park
Comment
CAS-BOT-BC472790
Allium neapolitanum
J. Ed. McClellan; Bonnie McClellan
1972-4-1
4
San Mateo
Bernal Ave, Burlingame
Comment
CAS-BOT-BC132033
Allium peninsulare var. franciscanum
A. D. E. Elmer
1903-6-1
4595
San Mateo
San Mateo
Comment
JEPS33718
Allium peninsulare var. franciscanum
D. E. Breedlove
1963-5-13
4942
San Mateo
w San Mateo (on the se corner of the junction of Crystal Springs Rd. and Polhemus Rd.)
Comment
JROH4558
Allium peninsulare var. franciscanum
John H. Thomas
1971-5-30
15963
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM169852
Allium peninsulare var. franciscanum
A. D. E. Elmer
1903-06
s.n.
San Mateo
San Mateo
Comment
SEINET12044628
Allium unifolium
R. S. Ferris
1921-1
2183
San Mateo
New Year's Pt
Comment
POM164507
Amaranthus californicus
C. F. Baker
1902-10-20
1855
San Mateo
Searsville.
Comment
SJSU15844
Amaranthus californicus
John Rawlings, Toni Corelli
2014-10-5
1268
San Mateo
Santa Cruz mountains west of Skyline Blvd. USGS US Topo 7.5-minute map for La Honda; west of Windy Hill Open Space Preserve, Portola Valley
438
Comment
UCR242715
Amaranthus deflexus
A. C. Sanders
2012-11-11
40517
San Mateo
SF Bay Area, Daly City near Colma, between Junipero Serra Blvd. and San Pedro Rd. on Washington St.
56
Comment
CDA34348
Amaranthus retroflexus
E. Finley
1990-10-25
s.n.
San Mateo
Redwood City, Jefferson St. at Lonesome Pine.
0
Comment
CAS-BOT-BC44931
Ambrosia chamissonis
John H. Thomas
1963-5-20
10128
San Mateo
Ano Nuevo Island, about 1/2 miles off shore and above 20 miles NW of Santa Cruz
Comment
RSA57518
Ambrosia chamissonis
C. F. Baker
1902-10-1
1745
San Mateo
Pillar Point.
Comment
SD87530
Ambrosia chamissonis
Frank W. Peirson
1925-9-13
6427
San Mateo
Rockaway Beach, back of sea beach
Comment
SD87531
Ambrosia chamissonis
Frank W. Peirson
1925-9-13
6427
San Mateo
Rockaway Beach, back of beach
Comment
CAS-BOT-BC55526
Ambrosia psilostachya
W. R. Dudley
1902-9-21
s.n.
San Mateo
On causeway over Crystal Springs Reservoir
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
NY334934
Amsinckia lunaris
A. A. Heller
1907-5-23
8555
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
NY380647
Amsinckia lunaris
A. A. Heller
1907-5-23
8555
San Mateo
Back of San Mateo on the Half Moon Bay road.
Comment
CAS-BOT-BC27473
Amsinckia maculata
Alice Eastwood
1915-6-13
4723
San Mateo
Granada
Comment
JROH1347
Amsinckia menziesii
John Hunter Thomas
1981-4-21
20459
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1355
Amsinckia menziesii
John Hunter Thomas
1992-4-23
25162
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near dam
Comment
RSA0091061
Amsinckia spectabilis
John H. Thomas
1961-5-13
9337
San Mateo
Franklin Point.
Comment
RSA0091062
Amsinckia spectabilis
John H. Thomas
1963-5-20
10104
San Mateo
Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz.
Comment
UC1084383
Amsinckia tessellata var. gloriosa
G. Thomas Robbins
1937-4-11
77
San Mateo
above Colma (along Skyline Blvd, s of San Francisco)
Comment
UCD117546
Anagallis arvensis
S. Seiki; Patricia Carter
1998-5-2
2
San Mateo
city of Pacifica, Montara Mountain, approx. 2.4 miles from San Pedro Valley along Devil's Slide heading west.
Comment
UC1125507
Anaphalis margaritacea
T. Tyrrell
1928-9-26
10
San Mateo
Pomponio Creek; Santa Cruz Quad.
91
Comment
UC1125508
Anaphalis margaritacea
G. E. Sindel
1935-7-22
294
San Mateo
1/4 mi s of Pescadero; Santa Cruz Quad.
30
Comment
CAS-BOT-BC391921
Anemone grayi
C. F. Baker
1902-3-18
323
San Mateo
King's Mountain
Comment
POM87778
Anemone grayi
L. R. Abrams
1902-3-16
2275
San Mateo
Kings Mountain.
Comment
RSA492532
Angelica hendersonii
Lyman Benson
1937-6-27
8397
San Mateo
Moss Beach
Comment
CAS-BOT-BC221453
Angelica hendersonii
Saichi Kawahara
1968-6-15
427
San Mateo
Pescadero Beach, 150 yards south of mouth of Pescadero Creek, Highway 1
4
Comment
CAS-BOT-BC221458
Angelica hendersonii
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
San Bruno Mountain. Romanzoffia Ravine
Comment
CDA38223
Angelica hendersonii
T. C. Fuller
1957-10-2
407 -57
San Mateo
San Gregorio.
0
Comment
UC648295
Angelica hendersonii
Alice Eastwood, John Thomas Howell
1939-7-9
7441
San Mateo
e of La Honda (Skyline Boulevard); Skyline Boulevard
Comment
JROH187
Angelica tomentosa
John H. Thomas
1962-7-15
9918
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
UC89529
Anisocarpus madioides
C. F. Baker
1902-5-10
800
San Mateo
Kings Mountain
Comment
CAS-BOT-BC273174
Anisocarpus madioides
W. R. Dudley
1895-6-6
4209
San Mateo
Santa Cruz Mountain Peninsula. Banks of Woods of Conifers near Pescadero Creek - also on summit of Big Basin
Comment
UC917258
Anisocarpus madioides
W. A. Harvey and J. M. Tucker
1948-6-29
1704
San Mateo
just w junction with Highway 5 (Skyline Blvd.) (beside road to Portola State Park)
Comment
CAS-BOT-BC280642
Anthoxanthum occidentale
W. R. Dudley
1903-5-2
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Moore's Place, Pescadero Creek
Comment
SEINET3127888
Anthoxanthum odoratum
Unknown
1902-6-7
2258
San Mateo
Kings Mt
Comment
JROH199
Anthriscus caucalis
John H. Thomas
1974-5-3
17242
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD227715
Anthriscus caucalis
G. K. Helmkamp, E. A. Helmkamp
1998-5-16
3745
San Mateo
Portola Valley: Golden Hills Rd along Trancos Creek.
106
Comment
RSA128575
Anthriscus caucalis
P. H. Raven
1950-6-3
2239
San Mateo
Woods around San Andres Lake
122
Comment
CAS-BOT-BC454477
Aphanes occidentalis
John H. Thomas
1964-4-30
10371
San Mateo
San Bruno Mountain in Northern part of county.
396
Comment
JROH3601
Aphanes occidentalis
John H. Thomas
1968-3-17
14195
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC454476
Aphanes occidentalis
John H. Thomas
1974-4-11
17125
San Mateo
Serpentine area to the SE of Canada Road and Edgewood Road. NW of Woodside.
152
Comment
CAS-BOT-BC454494
Aphanes occidentalis
John H. Thomas
1971-5-2
15831
San Mateo
Serpentine fields near intersection of Canada and Edgewater roads. About 4 miles SW of center of Redwood City.
304
Comment
POM132688
Apiastrum angustifolium
A. D. E. Elmer
1903-06
4461
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC435124
Aptenia cordifolia
J. H. Thomas
1964-4-30
10336
San Mateo
Near intersection of El Camino Real and F St., Colma.
Comment
CAS-BOT-BC392064
Aquilegia eximia
A. D. E. Elmer
1903-7-1
4952
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC392065
Aquilegia eximia
A. D. E. Elmer
1903-7-1
4952
San Mateo
Crystal Springs Lake
Comment
POM148967
Aquilegia eximia
A. D. E. Elmer
1903-06
4271
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC405896
Aquilegia formosa
J. H. Thomas
1949-4-14
276
San Mateo
King's Mountain
Comment
CAS-BOT-BC405897
Aquilegia formosa
Everett O'Bannon; Nancy O'Bannon
1956-4-15
s.n.
San Mateo
Sawyer's Road, near Crystal Springs Lake above Burlingame and Millbrae
Comment
CAS-BOT-BC405900
Aquilegia formosa
Ira L. Wiggins
1925-4-1
1652
San Mateo
Kings Mountain Road three fourths of a mile above Woodside in the old cut over redwood (Sequoia sempervirens) belt.
Comment
UC1537326
Aquilegia formosa
Gordon H. True Jr.
1936-4-5
388
San Mateo
canyon betw san Gregorio adn Pescadero
152
Comment
CHSC57095
Aquilegia formosa var. truncata
Steven Triano
1988-5-24
206
San Mateo
Along S side of Old La Honda Road ca 0.3 mi E of its jct. With La Honda Road.
365
Comment
POM176876
Aquilegia formosa var. truncata
Josephine Randall
1908-4-12
s.n.
San Mateo
Kings Mt. Road
Comment
RSA130396
Arabis blepharophylla
W. R. Dudley
1900-3-18
s.n.
San Mateo
Santa Cruz Peninsula: 1st high hill between Salada Valley and Colma.
Comment
UC1300998
Arabis glabra
Helen K. Sharsmith
1963-2-16
5142
San Mateo
above Daly City (lower slopes of San Bruno Mountain); San Francisco Bay Region, San Bruno Mountain
106
Comment
CAS-BOT-BC128672
Arbutus menziesii
Margaret A. Barry
1937-4-21
12
San Mateo
Coal Mine Ridge
Comment
JROH1920
Arbutus menziesii
John H. Thomas
1974-5-29
17397
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near riders' shack
Comment
CAS-BOT-BC24127
Arctostaphylos andersonii
C. F. Baker
1902-1-15
271
San Mateo
King's Mountain
Comment
CAS-BOT-BC24171
Arctostaphylos andersonii
Gary D. Wallace
1974-12-28
1375
San Mateo
Northern Santa Cruz Mtns. S of Upper Crystal Springs Res. along Skyline Blvd. 2.8 mimi N of jct. of King Mtn. Rd. oppos
640
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
JEPS110501
Arctostaphylos andersonii
Robert E. Preston
2004-6-9
2251
San Mateo
Ca. 8 mi NW of Boulder Creek, in Pescadero Creek watershed.
160
Comment
POM367229
Arctostaphylos andersonii
L. H. Jones
1909-3-13
s.n.
San Mateo
Summit of Kings Mountain, Stanford University.
731
Comment Read comments Sep 22 2011
UCD50392
Arctostaphylos andersonii
Robert E. Preston
2001-5-29
1533
San Mateo
Ca. 9 mi nnw of Boulder Creek.
377
Comment
UCD50292
Arctostaphylos andersonii
Roman Gankin; J. Ben Jaacov
1965-1-27
384
San Mateo
On State Highway 35 (Skyline Blvd.), 1.1 miles north of junction with State Highway 84, San Mateo County, California.
Comment
CAS-BOT-BC23548
Arctostaphylos crustacea
Robert Francis Hoover
1941-2-12
4763
San Mateo
Northwest of Saratoga Summit
Comment
CAS-BOT-BC23549
Arctostaphylos crustacea
C. F. Baker
1902-3-18
328
San Mateo
King's Mountain
Comment
CAS-BOT-BC23545
Arctostaphylos crustacea
Mrs. S. G. Suttiffe
1933-4-5
s.n.
San Mateo
Las Lunitas Canyon, King Mt.
Comment
JROH1928
Arctostaphylos crustacea subsp. crustacea
Josephine D. Randall
1906-1-27
138
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1931
Arctostaphylos crustacea subsp. crustacea
John H. Thomas
1970-7-5
15665
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1936
Arctostaphylos crustacea subsp. crustacea
Toni Corelli
2006-1-20
308
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 9
134
Comment
UCD144585
Arctostaphylos crustacea subsp. crustacea
Greg Escoto
2014-2-21
s.n.
San Mateo
San Pedro Valley Park, a county park located at 600 Oddstad Blvd. Along Hazelnut Trail.
152
Comment
SJSU6083
Arctostaphylos glandulosa
S. H. Casey
1969-5-18
259
San Mateo
near summit of San Bruno Mt
Comment
SEINET11987278
Arctostaphylos glandulosa
W. Knight, Knight, I.; McClintock, E.; Sigg, J.
1981-1
4038
San Mateo
Strybing Arboretum in San Francisco, originally from Buckeye Canyon, San Bruno Mountain
Comment
SEINET11988208
Arctostaphylos glandulosa
W. Knight, Raiche, R.
1982-1
4418
San Mateo
San Bruno Mountain, Buckeye Canyon on Oak Ridge
76
Comment
SEINET11988217
Arctostaphylos glandulosa
W. Knight, Raiche, R.
1982-1
4419
San Mateo
San Bruno Mountain, Buckeye Canyon on Oak Ridge
122
Comment
CAS-BOT-BC24736
Arctostaphylos glandulosa subsp. glandulosa
Walter Knight; Roger Raiche
1982-1-23
4419
San Mateo
San Bruno Mtn. Buckeye Canyon on Oak Ridge.
121
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-BC24493
Arctostaphylos imbricata
Marian L. Campbell
1915-6-17
s.n.
San Mateo
San Bruno Hills.
Comment
RSA167726
Arctostaphylos imbricata
R. F. Thorne, Percy C. Everett
1963-6-9
32219
San Mateo
On top of San Bruno Mountain on Kamchatka Point near the TV tower
335
Comment
RSA51443
Arctostaphylos imbricata
P. H. Raven
1950-2-25
1383
San Mateo
W end of ridge behind NBC Television Station, San Bruno Mountains
457
Comment
UC1137193
Arctostaphylos imbricata
G. Ward
1940-8-5
San Mateo
San Bruno Mt. San Mateo Quadrangle
Comment
UCD50868
Arctostaphylos imbricata
James Roof
1961-4-18
San Mateo
From the northeast face of San Bruno Mt.
335
Comment
JEPS47726
Arctostaphylos montaraensis
Walter Knight and Irja Knight
1966-3-27
1761
San Mateo
Pacific Ridge San Bruno Mt.
358
Comment
SEINET11989284
Arctostaphylos montaraensis
W. Knight, Knight, I.; McClintock, E.
1982-1
4446
San Mateo
Pacific Rock area, San Bruno Mt
Comment
CAS-BOT-BC44703
Arctostaphylos regismontana
Walter Knight; Roger Raiche
1982-1-23
4414
San Mateo
Montara Mt.
304
Comment
POM132205
Arctostaphylos regismontana
A. D. E. Elmer
1903-03
4537
San Mateo
Kings Mountain.
Comment
RSA636744
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24631
San Mateo
NW side of Montara Mtn.
150
Comment
SBBG83971
Arctostaphylos regismontana
R. Gankin
1966-5-17
740 a
San Mateo
Montara Mtn
Comment
UC1120830
Arctostaphylos regismontana
A. E. Wieslander and Beryl O. Schreiber
1940-3-5
3
San Mateo
road from roadside King's Mt.; Santa Cruz Quadrangle
274
Comment
UC1120837
Arctostaphylos regismontana
A. E. Wieslander and B. O. Schreiber
1940-3-5
8
San Mateo
road from Woodside to King's Mt.; Santa Cruz Quadrangle
487
Comment
UC1120845
Arctostaphylos regismontana
C. M. Belshaw
1935-1-25
1467
San Mateo
KIngs Mt. Rd. 6 mi w Woodside; Santa Cruz Quadrangle
Comment
UC484125
Arctostaphylos regismontana
Carl B. Wolf
1930-11-6
1811
San Mateo
Skyline Blvd 2 mi n summit of Kings Mt.
640
Comment
UC762307
Arctostaphylos regismontana
R. F. Hoover
1941-2-12
4768
San Mateo
Kings Mountain
Comment
RSA128497
Arctostaphylos tomentosa subsp. crustacea
Josephine Randall
1908-3-28
s.n.
San Mateo
Kings Mt.
Comment
RSA48822
Arctostaphylos tomentosa subsp. crustacea
E. K. Balls
1948-3-19
7870
San Mateo
2 mi. N. of S end of State Rt. 5.
305
Comment
RSA636845
Arctostaphylos tomentosa subsp. crustacea
Jon E. Keeley, Melanie Baer-Keeley
1993-9-8
24645
San Mateo
NW side of Montara Mtn.
150
Comment
UC1042396
Arctostaphylos tomentosa subsp. crustacea
Lewis S. Rose
1949-3-18
49006
San Mateo
hills w Belmont
91
Comment
UC311082
Arctostaphylos tomentosa subsp. crustacea
A. D. E. Elmer
May, 1903
4558
San Mateo
King's Mountain
Comment
POM367465
Arctostaphylos tomentosa subsp. tomentosiformis
L. S. Rose
1942-3-30
42007
San Mateo
Kings Mountain.
610
Comment
CAS-BOT-BC46834
Arctostaphylos uva-ursi
Walter Knight; Irja Knight
1981-3-1
4055
San Mateo
fire road edge about 200 yards east of summit parking lot of San Bruno Mountain
Comment
SBBG83967
Arctostaphylos uva-ursi
R. Gankin
1959-3-25
328
San Mateo
San Bruno Mtn, S San Francisco, 0.25 mi E of KRON TV transmitter
Comment
UCD51963
Arctostaphylos uva-ursi
Robert F. Thorne
1963-6-9
32218
San Mateo
Prostrate shrub in north coastal scrub on top of San Bruno Mt. near TV tower.
Comment
UCD52151
Arctostaphylos uva-ursi
Walter and Irja Knight; Robert and Janet Blomquist
1981-7-3
4426
San Mateo
Kamchatka Point, San Bruno Mt., San Mateo County, California.
Comment
SEINET11989128
Arctostaphylos uva-ursi var. suborbiculata
W. Knight, Knight, I.
1981-1
4540
San Mateo
Kamchatka Point, San Bruno Mountain
351
Comment
SEINET11989207
Arctostaphylos uva-ursi var. suborbiculata
E. McClintock, Knight, W.; Knight, I.
1982-1
4636
San Mateo
Kamchatka Point, San Bruno Mountains
Comment
CAS-BOT-BC93929
Artemisia douglasiana
Peter H. Raven
1957-9-1
11296
San Mateo
Coastal bluffs 1.1 mi. s. of Pigeon Point Lighthouse
Comment
JEPS20095
Artemisia douglasiana
Peter H. Raven
1957-9-1
11296
San Mateo
coastal bluffs 1.1 mi s Pigeon Point lighthouse
Comment
CAS-BOT-BC93937
Artemisia douglasiana
Ira L. Wiggins
1975-8-5
22175
San Mateo
Bed of San Francisquito Creek, ca 100 m above Pope Street bridge, San Mateao County side of Santa Clara-San Mateo
Comment
SEINET191613
Artemisia heterophylla
Lewis S. Rose
1938-8-18
San Mateo
San Mateo County: Canyon Bottom.
30
Comment
CAS-BOT-BC400511
Asarum caudatum
A. D. E. Elmer
1903-6-1
4421
San Mateo
Butano Creek
Comment
UC1136000
Asarum caudatum
H. S. Yates
1935-5-8
5214
San Mateo
Pescadero Creek; Santa Cruz (San Mateo) quadrangle
30
Comment
UC6193
Asarum caudatum
McLean
Jun 1874
San Mateo
Pescadero
Comment
JROH429
Asclepias fascicularis
John H. Thomas
1973-6-10
16826
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18383
Asclepias fascicularis
C. B. Wolf
1927-7-1
s.n.
San Mateo
Above Emerald Lake, back of Redwood City
Comment
RSA184853
Asclepias fascicularis
L. S. Rose
1965-8-27
s.n.
San Mateo
Emerald Lake, West of Redwood City
122
Comment
SEINET219238
Asclepias fascicularis
Cynthia Taylor
1971-6-8
153
San Mateo
Corner of Watkins Avenue and Railroad tracks, Atherton.
17
Comment
CAS-BOT-BC186759
Astragalus gambelianus
Margaret A. Barry
1937-5-8
60
San Mateo
On Coal Mine Ridge
Comment
CAS-BOT-BC186750
Astragalus gambelianus
Marck Menke
1998-4-24
Menke 3
San Mateo
On a slope immediately west of the ravine west of Juncus Ravine on the south slope of San Bruno Mt. Ridge, about the Terrabay development
121
Comment
RSA60159
Astragalus gambelianus
Lois E. James
1947-4-11
1758
San Mateo
Hills back of Redwood City.
Comment
UC903410
Astragalus gambelianus
Lois E. James
1947-4-11
1757
San Mateo
hills back of Redwood City back of Redwood City
Comment
POM16308
Astragalus nuttallii
C. F. Baker
1903-6-30
3358
San Mateo
Pillar Point
Comment
CAS-BOT-BC194430
Astragalus nuttallii var. virgatus
Copeland
1905-6-3
3299
San Mateo
Montara Pt.
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
RSA498283
Astragalus nuttallii var. virgatus
E. A. Purer
1933-8-25
5514
San Mateo
Skyline Drive.
Comment
CAS-BOT-BC193096
Astragalus pycnostachyus var. pycnostachyus
W. R. Dudley
1894-4-21
s.n.
San Mateo
Field near Crystal Springs Reservoir
Comment
CAS-BOT-BC193097
Astragalus pycnostachyus var. pycnostachyus
J. W. Congdon
1897-8-11
s.n.
San Mateo
San Gregorio
Comment
CAS-BOT-BC17587
Athysanus pusillus
Peter H. Raven
1951-2-18
2734
San Mateo
Summit Ridge San Bruno Mountains.
Comment
CDA2953
Atriplex hortensis
T. C. Fuller
1961-11-1
7188
San Mateo
East of Industrial Way at Garden Street, north limits of Redwood City.
0
Comment
RSA478326
Atriplex leucophylla
E. A. Purer
1932-7-18
4013
San Mateo
Half Moon Bay
Comment
JEPS128391
Avena barbata
Adam C. Schneider
2013-5-17
147
San Mateo
Crystal Springs Reservoir.
Comment
JROH4841
Avena barbata
W. Lennihan
1989-4-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 9.
Comment
JROH4846
Avena fatua
W. Lennihan
1990-4-2
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Across parking lot from picnic tables.
Comment
JROH2
Azolla
John Hunter Thomas
1980-11-12
20167
San Mateo
Jasper Ridge Biological Preserve, Stanford University; delta
Comment
JROH534
Baccharis glutinosa
John H. Thomas
1970-7-5
15669
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH538
Baccharis glutinosa
John Hunter Thomas
1979-9-9
19731
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake
Comment
UC893647
Baccharis glutinosa
Lewis S. Rose
1941-10-31
41173
San Mateo
Searsville Lake
91
Comment
CAS-BOT-BC99521
Baccharis pilularis
Ned Cahill
1974-10-8
376
San Mateo
near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
OBI5968
Baccharis pilularis
Carl B. Wolf
1930-11-5
1807
San Mateo
4 mi S of Pescadero. Humid Transition zone
Comment
UC87151
Baccharis pilularis
C. F. Baker
1902-10-1
1740
San Mateo
Pillar Point Pacific Coast
Comment Read comments Feb 2 2012
UC942901
Baccharis pilularis
Lewis S. Rose
1949-9-20
49182
San Mateo
Sharp Park
Comment
SEINET11861776
Baccharis pilularis
Unknown
1933-8-4
10464
San Mateo
along Bayshore Highway
Comment
JROH549
Baccharis pilularis subsp. consanguinea
John H. Thomas
1970-7-5
15663
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC16622
Barbarea orthoceras
Fred Hemphill
1973-3-1
703
San Mateo
San Carlos. Area north of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC16628
Barbarea orthoceras
Fred Hemphill
1973-5-6
748
San Mateo
San Carlos. Area north of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC16629
Barbarea orthoceras
Peter H. Raven
1951-3-12
2744
San Mateo
Summit ridge San Bruno Mountains.
Comment
JROH1444
Barbarea orthoceras
John H. Thomas
1974-4-4
17081
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC16637
Barbarea orthoceras
Reed Clark Rollins
1941-3-29
2960
San Mateo
4 miles northwest of Palo Alto.
Comment
JROH3924
Bellardia trixago
John Hunter Thomas
1986-4-30
23986
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD227899
Bellardia trixago
G. K. Helmkamp, E. A. Helmkamp
1998-5-16
3737
San Mateo
Portola Valley: Golden Hills Rd along Los Trancos Creek.
106
Comment
CAS-BOT-BC100193
Bellis perennis
Walter Knight; Irja Knight
1964-9-2
s.n.
San Mateo
Crocker Avenue
Comment
CAS-BOT-BC75869
Berberis pinnata
W. R. Dudley
1900-3-17
s.n.
San Mateo
Santa Cruz Peninsula. Bank of ravine north of Seal Cove.
Comment
CAS-BOT-BC75877
Berberis pinnata
John H. Thomas
1962-4-24
9846
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
CAS-BOT-BC75881
Berberis pinnata
Art Menzies; Barbara Menzies
1965-3-14
s.n.
San Mateo
San Bruno Mountain. Reservoir Hill.
Comment
POM149245
Berberis pinnata
A. D. E. Elmer
1903-04
4820
San Mateo
San Bruno Hills
Comment
NY31023
Blennosperma californicum
A. D. E. Elmer
05 1903
4521
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC31090
Bolboschoenus maritimus
W. Knight; I. Knight
1966-10-4
2047
San Mateo
Crocker Hills marsh between Geneva and Guadalupe parkway.
Comment
JROH4422
Bolboschoenus maritimus subsp. paludosus
Toni Corelli
2009-8-12
296
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake, dry lake bed in mud.
103
Comment
RSA119849
Bowlesia incana
Hester R. Davis
1920-4-6
s.n.
San Mateo
Near San Francisquite Creek.
Comment
CAS-BOT-BC417699
Boykinia occidentalis
H. L. Mason
1921-7-17
s.n.
San Mateo
Pescadero Creek on Pescadero-La Honda Road
Comment
JROH4850
Brachypodium distachyon
John Hunter Thomas
1981-5-25
20626
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4858
Brachypodium distachyon
John Hunter Thomas
1989-5-9
24725
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA36482
Brachypodium sylvaticum
Ellen Gartside
2011-7-18
s.n.
San Mateo
Woodside; Martinez Rd., north edge of corral.
Comment
CDA20462
Brachypodium sylvaticum
K. Melo
2003-11-1
PDR 1387519
San Mateo
San Francisco Bay Area; Oak Knoll Dr, Emerald Hills.
0
Comment
SEINET12004611
Brassica juncea
E. H. Graham
1931-1
s.n.
San Mateo
Ano Nuevo Pt., S of San Francisco
Comment
CAS-BOT-BC30257
Brassica nigra
Alice Eastwood; John Thomas Howell
1939-7-9
7439
San Mateo
Skyline Blvd. east of La Honda.
Comment
JROH1464
Brassica rapa
John H. Thomas
1975-6-5
17931
San Mateo
Jasper Ridge Biological Preserve, Stanford University; just outside of gate
Comment
UC2049864
Brassica rapa
H. W. Johansen
1955-4-23
82 a
San Mateo
Crystal Springs road, 2 miles W of San Mateo
Comment
CAS-BOT-BC145494
Briza maxima
Phillip C. Wheeler
1965-4-27
s.n.
San Mateo
San Bruno Mountain. Sierra Point.
Comment
JROH4874
Briza maxima
John Hunter Thomas
1989-5-5
24657
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4881
Briza minor
John H. Thomas
1967-6-1
12957
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4886
Briza minor
John Hunter Thomas
1981-4-23
20469
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG459
Briza minor
A. A. Beetle
1941-4-20
1739
San Mateo
near San Carlos
Comment
SJSU15931
Briza minor
Toni Corelli, John Rawlings
2016-4-29
1771
San Mateo
Along Atkinson Bluff Trail and throughout Cascade Field, north of Cascade Cr. Trail, in Ano Nuevo State Park
11
Comment
CAS-BOT-BC482182
Brodiaea appendiculata
J. C. Chamberlain
1922-1-1
s.n.
San Mateo
Fields near San Francisquito Creek back of Stanford University
Comment
SEINET182863
Brodiaea capitata
John Campbell
1925-3-27
San Mateo
Burlingame
Comment
JROH4581
Brodiaea elegans subsp. elegans
John H. Thomas
1973-6-10
16808
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4586
Brodiaea terrestris subsp. terrestris
Elmer I. Applegate
1895-5-11
700
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC72476
Brodiaea terrestris subsp. terrestris
Milo S. Baker
1904-5-15
San Mateo
near Burlingame
Comment
UC75263
Brodiaea terrestris subsp. terrestris
C. F. Baker
1902-4-6
462
San Mateo
Crystal Springs Lake
Comment
RSA185011
Bromus carinatus
L. S. Rose
1963-4-27
63003
San Mateo
Skyline Blvd, open hills west of San Mateo.
91
Comment
RSA195508
Bromus carinatus
John H. Thomas
1966-4-13
11558
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
SJSU7534
Bromus carinatus
Lewis S. Rose
1963-4-27
63003
San Mateo
Skyline Blvd W of San Mateo
91
Comment Read comments Oct 16 2013
UCD58154
Bromus carinatus
Janet Jacob
1951-4-1
64
San Mateo
7 miles east of Pescadero.
Comment
CAS-BOT-BC148990
Bromus carinatus var. carinatus
John H. Thomas
1961-5-7
9256
San Mateo
San Bruno Mountain in northern part of county.
914
Comment
CAS-BOT-BC148769
Bromus carinatus var. marginatus
Elizabeth McClintock; Paul Reeberg
1989-5-23
s.n.
San Mateo
San Bruno Mountains. In valley west of Guadlupe Hills.
76
Comment
CDA31079
Bromus catharticus
Robin Breckenridge, K. Filippini
2010-2-17
PDR# 1463753
San Mateo
Pescadero: Bean Hollow Road (across from Bay Flower Company).
0
Comment
CAS-BOT-BC155132
Bromus hordeaceus
H. A. Dutton
1900-4-17
s.n.
San Mateo
Santa Cruz Peninsula. Just east of Jasper on south side of Woodside.
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
CAS-BOT-BC162309
Bromus madritensis
Paul Arnaud
1941-4-17
s.n.
San Mateo
Redwood City, Jefferson Avenue.
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
JROH4947
Bromus madritensis subsp. rubens
John H. Thomas
1965-4-28
10594
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4955
Bromus madritensis subsp. rubens
John Rawlings
2013-4-9
1146
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along brick path leading from visitor parking to Sun Field Station.
120
Comment
CAS-BOT-BC162227
Bromus maritimus
John H. Thomas
1963-7-19
10196
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles northwest of Santa Cruz.
Comment
SJSU16025
Bromus maritimus
John Rawlings, Toni Corelli
2016-5-13
1790
San Mateo
Vallemar Bluff, Moss Beach. USGS Montara Mountain OE W 7.5 Minute (1:24,000 Scale) Topographic Map.
11
Comment
SEINET3923660
Bromus mollis
K. Harper
1984-4-25
84 -6
San Mateo
Along crest of Jasper Ridge, Research Preserve, Stanford University.; 0
Comment
CAS-BOT-BC161751
Bromus rubens
Phillip C. Wheeler
1965-5-8
s.n.
San Mateo
San Bruno Mountain. Sierra Point. Along the bay.
Comment
OBI22458
Bromus sitchensis
Lewis S. Rose
1963-4-27
63003
San Mateo
Skyline Blvd, W of San Mateo
91
Comment
CAS-BOT-BC185395
Bromus vulgaris
W. R. Dudley
1900-5-19
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Stage road La Honda Summit.
518
Comment
CAS-BOT-BC233711
Buddleja davidii
Phillip Wheeler
1965-6-8
s.n.
San Mateo
Bayshore, lower cut area, San Bruno Mountain
Comment
UC144260
Cakile edentula
Copeland
1903-6-5
3319
San Mateo
Montara Point; Pacific Coast, Montara Point
Comment
SD38257
Cakile edentula var. edentula
Edith A. Purer
1933-7-27
5346
San Mateo
Pigeon Point
Comment
CAS-BOT-BC36872
Cakile edentula var. edentula
W. R. Dudley
1897-10-10
s.n.
San Mateo
Near Pilar Point.
Comment
CAS-BOT-BC36957
Cakile maritima var. maritima
Saichi Kawahara
1968-6-15
439
San Mateo
Pescadero Beach, 150 yards south of mouth of Pescadero Creek, Highway 1.
3
Comment
CAS-BOT-BC185146
Calamagrostis nutkaensis
A. D. E. Elmer
1903-5-1
5051
San Mateo
San Pedro.
Comment
HSC9414
Calamagrostis nutkaensis
C. B. Wolf
1927-6-4
San Mateo
S of Pescadero
Comment
JROH1640
Callitriche marginata
John H. Thomas
1973-4-20
16578
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1638
Callitriche marginata
D. E. Breedlove
1971-5-3
19323
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on bluff above San Francisquito Creek, 500 yards below Searsville Dam
Comment
UCD123519
Callitriche trochlearis
W. R. Dudley
1904-4-23
s.n.
San Mateo
Santa Cruz Mountain Peninsula; Crow foot pond on Alpine Road, opposite the Fitzpatrick Place.
Comment
JROH4602
Calochortus albus
John H. Thomas
1973-5-5
16760
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA292629
Calochortus albus
Lyman Benson
1930-5-12
2120
San Mateo
San Mateo County: Lake Searsville.
152
Comment
CAS-BOT-BC492205
Calochortus albus
Le Roy Abrams
1901-5-1
1571
San Mateo
Woodside
Comment
RSA14949
Calochortus albus
Lewis S. Rose
1935-6-11
35214
San Mateo
9 mi W of Stanford University.
Comment
JROH4635
Calochortus luteus
John H. Thomas
1975-6-5
17941
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack on serpentine and non-serpentine soils
Comment
SEINET7096717
Calochortus luteus
A. G. Vestal
1963-7-12
s.n.
San Mateo
Jasper Ridge. NAD27, 37? deg. 24' 29ao, -122?_ 13' 33ao (converted to WGS84 decimal degrees) UTM Zone 10, 568517mE, 4140222mN.
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
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
CHSC59836
Calochortus tolmiei
Jan M. Karaz
1979-5-27
69
San Mateo
2.5 m north on Kings Mountain Road at the entrance to Huddart Park.
10
Comment
CAS-BOT-BC493995
Calochortus tolmiei
Le Roy Abrams
1902-5-20
s.n.
San Mateo
King's Mountain
Comment
CAS-BOT-BC389706
Calochortus venustus
L. Sigal
1969-7-1
s.n.
San Mateo
Skyline Boulevard
Comment
CAS-BOT-BC494043
Calochortus venustus
L. R. Abrams
1915-6-7
5242
San Mateo
Woodside to Crystal Springs road, near whipple Road
Comment
RSA130388
Calochortus venustus
Le Roy Abrams
1915-6-7
5242
San Mateo
Woodside - Crystal Springs road near junction with Whipple Road.
Comment
JROH556
Calycadenia multiglandulosa
John H. Thomas
1958-11-22
7506
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR70789
Calycadenia multiglandulosa
L. S. Rose
1934-5-23
34278
San Mateo
Emerald Lake.
160
Comment
RSA10276
Calystegia purpurata
H. A. Barker
1927-5-14
676
San Mateo
North of Half Moon Bay.
Comment
CAS-BOT-BC224653
Calystegia purpurata subsp. purpurata
Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight
1963-6-23
s.n.
San Mateo
San Bruno Mountain. Lower part of Colma Canyon
Comment
CAS-BOT-BC224658
Calystegia purpurata subsp. purpurata
Robert Robertson
1954-5-1
107
San Mateo
2 miles east of Pescadero
30
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
CAS-BOT-BC224667
Calystegia purpurata subsp. purpurata
Paul Arnaud
1941-5-3
s.n.
San Mateo
Redwood City, Hills, Jefferson Avenue
Comment
HSC59092
Calystegia purpurata subsp. purpurata
Clark L. Miller
1978-6-15
159
San Mateo
Off old Hwy. 1, about 4 mi. S of Half Moon Bay
Comment
JROH1839
Calystegia purpurata subsp. purpurata
John H. Thomas
1968-4-19
14294
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC436444
Calystegia subacaulis
John H. Thomas
1971-5-2
15827
San Mateo
Near intersection of Canada and Edgewater [Edgewood?} Roads, about 4 miles SW of center of Redwood City
304
Comment
CAS-BOT-BC436445
Calystegia subacaulis
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
San Bruno Mountain, east of quarry
Comment
CAS-BOT-BC436451
Calystegia subacaulis
Paul Arnaud
1941-4-28
s.n.
San Mateo
In back of San Carlos
Comment
HSC16509
Camissonia ovata
R. S. White
1965-4-19
42
San Mateo
4 mi. W of the Standford Golf Course on Sand Hill Rd.
Comment
CAS-BOT-BC160320
Camissoniopsis cheiranthifolia subsp. cheiranthifolia
E. M. Zeile
1921-7-31
s.n.
San Mateo
Salada
Comment
CAS-BOT-BC160329
Camissoniopsis cheiranthifolia subsp. cheiranthifolia
John H. Thomas
1963-5-20
10108
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
UC306520
Camissoniopsis cheiranthifolia subsp. cheiranthifolia
A. D. E. Elmer
July 1903
4942
San Mateo
San Pedro
Comment
JEPS43863
Camissoniopsis micrantha
William S. Cooper
1925-5-28
14
San Mateo
Salada
Comment
UCSC007727
Camissoniopsis micrantha
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
SEINET10463147
Campanula prenanthoides
Leithold
LEITHOLD s.n.
San Mateo
PESCADERO
Comment
SEINET10840327
Campanula prenanthoides
Leithold
1894-7-28
LEITHOLD s.n.
San Mateo
LA HONDA ROAD
Comment
CAS-BOT-BC37162
Capsella bursa-pastoris
David D. Keck
1932-2-16
1378
San Mateo
Portola.
Comment
JROH1471
Capsella bursa-pastoris
John H. Thomas
1974-4-6
17094
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along path west side of dam
Comment
JROH1476
Capsella bursa-pastoris
John Hunter Thomas
1983-4-5
21324
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
CAS-BOT-BC37676
Cardamine californica
A. D. E. Elmer
1903-4-1
4468
San Mateo
Portola.
Comment
CAS-BOT-BC37687
Cardamine californica
Lewis S. Rose
1936-3-11
36021
San Mateo
Kings Mountain.
304
Comment
CAS-BOT-BC37692
Cardamine californica
Everett O'Bannon; Nancy O'Bannon
1956-4-15
s.n.
San Mateo
Sawyer's Road, near Crystal Springs Lake above Burlingame and Millbrae.
Comment
JROH1484
Cardamine californica
John Hunter Thomas
1982-4-4
20822
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
RSA159431
Cardamine californica var. integrifolia
R. C. Rollins
1941-2-22
2937
San Mateo
Santa Cruz Mts., about 8 miles NW of Palo Alto.
152
Comment
JROH5654
Cardamine hirsuta
John Rawlings
2014-4-3
1258
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 11
143
Comment
JROH5678
Cardamine hirsuta
John Rawlings
2015-3-3
1313
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 8
125
Comment
JROH1499
Cardamine oligosperma
John Hunter Thomas
1983-4-5
21322
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
UC1301005
Cardamine oligosperma
Helen K. Sharsmith
1963-3-23
5247
San Mateo
Alpine Creek Canyon San Francisco Bay Region, Santa Cruz Mountains, Alpine Creek
243
Comment
UCSB18657
Cardamine oligosperma
Schulte, John
1963-4-9
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-BC384843
Cardionema ramosissimum
Roxana S. Ferris
1921-4-7
2143 a
San Mateo
Santa Cruz Mountain Peninsula. San Bruno Mt.
91
Comment
UC120252
Cardionema ramosissimum
T. S. Brandegee
Sept. 1901
San Mateo
South San Francisco
Comment
JROH583
Carduus tenuiflorus
Suzanne Biossat
1943-5-7
75
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC18187
Carex
Roxana S. Ferris
1918-3-31
753
San Mateo
Edge of Helvetio (Mud) Lake, Coal Mine Ridge.
Comment
CAS-BOT-BC17851
Carex amplifolia
John H. Thomas
1961-5-14
9365
San Mateo
Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve.
152
Comment
SEINET7549670
Carex amplifolia
Lewis S. Rose
1933-6-23
33250
San Mateo
Kings Mountain.
Comment
JROH4314
Carex barbarae
John H. Thomas
1974-5-19
17384 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5579
Carex barbarae
John Rawlings
2013-7-2
1194
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In rocky bed of San Francisquito Creek, north side, opposite 2013 slide on Trail 1.
80
Comment
SD31295
Carex barbarae
Marie Cummings
1933-4-11
6
San Mateo
Pescadaro
Comment
CAS-BOT-BC34075
Carex brevicaulis
Alice Eastwood; John Thomas Howell
1938-6-26
6051
San Mateo
Montara Mountain. Above Point San Pedro.
Comment
CAS-BOT-BC18924
Carex densa
John Thomas Howell
1938-5-1
13786
San Mateo
Near South San Francisco.
Comment
JROH4328
Carex densa
John H. Thomas
1967-6-1
12946
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4331
Carex densa
John Hunter Thomas
1977-6-16
18738
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA783464
Carex densa
Peter Rubtzoff
1975-5-21
7976
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction
Comment
UCD140266
Carex densa
Alice Eastwood; John Thomas Howell, J. W. Stacey
1938-4-24
5246
San Mateo
Half Moon Bay.
Comment
JROH4336
Carex divulsa subsp. divulsa
John Rawlings
2013-5-7
1175
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on the lake side and near east end of Leonard's Bridge on the bank of the channel
107
Comment
CAS-BOT-BC19944
Carex exsiccata
W. R. Dudley
1894-5-1
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Between Woodside and Crystal Springs.
Comment
CAS-BOT-BC21810
Carex harfordii
John Thomas Howell
1938-5-1
13782
San Mateo
Near South San Francisco.
Comment
JROH4350
Carex harfordii
John Rawlings
2010-5-19
1049 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just beyond NE terminus of Leonard's Bridge, a large clump on the SE verge of the trail.
107
Comment
CAS-BOT-BC21808
Carex harfordii
Elizabeth McClintock; Paul Reeberg
1989-5-2
s.n.
San Mateo
Lower Owl Canyon.
45
Comment
CAS-BOT-BC21809
Carex harfordii
Elizabeth McClintock; Paul Reeberg
1988-4-14
s.n.
San Mateo
Bayshore Blvd.
Comment
CAS-BOT-BC21813
Carex harfordii
W. R. Dudley
1906-6-10
s.n.
San Mateo
Near pond on So. Cahill Ridge.
Comment
UC833566
Carex nudata
W. R. Dudley
1903-6-6
San Mateo
mouth of Peters Creek, below Iversons Santa Cruz Mountain Peninsula
Comment
CAS-BOT-BC173709
Carex obnupta
Peter Rubtzoff; Roman Gankin
1975-5-21
7965
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
CAS-BOT-BC117644
Carex serratodens
LeRoy Abrams
1902-5-4
2425
San Mateo
Woodside.
Comment
JEPS23935
Carex serratodens
Le Roy Abrams
1902-5-4
8019
San Mateo
Woodside
Comment
JROH4358
Carex serratodens
John H. Thomas
1968-5-3
14443
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4361
Carex subbracteata
W. Lennihan
1989-5-24
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Mapache Trail.
Comment
SEINET4152292
Carex subbracteata
Unknown
1938-5-1
13782
San Mateo
Near south San Francisco
Comment
CAS-BOT-BC210009
Carex subbracteata
Peter Rubtzoff
1978-5-18
9171
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
SEINET7577065
Carex subbracteata
John Thomas Howell
1938-5-1
13778
San Mateo
Near South San Francisco.
Comment
CAS-BOT-BC116819
Carex subbracteata var. subbracteata
Alice Eastwood; John Thomas Howell
1937-5-7
4326
San Mateo
Visatacion Valley.
Comment Read comments Oct 30 2021
JROH4366
Carex tumulicola
John H. Thomas
1978-4-8
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4374
Carex tumulicola
John Rawlings
2011-4-19
1084
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Creekside edge of barrow pit a few yards south of NE terminus of Leonard's Bridge.
108
Comment
CAS-BOT-BC115509
Carex tumulicola
Wilhelm Nikolaus Suksdorf
1913-6-20
377
San Mateo
Damp or springy places, Crystal Springs Lake.
Comment
JROH5852
Castilleja
John H. Thomas
1978-4-20
19090
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC249191
Castilleja affinis
David D. Keck
1940-5-15
5036
San Mateo
Upper Crystal Springs Lake, east side
100
Comment
HSC23912
Castilleja affinis
Mary Katherine Wicksten
1971-6-17
61
San Mateo
Huddart Park, along Chickadee Trail
Comment
JEPS103885
Castilleja affinis subsp. affinis
T. I. Chuang
1991-7-20
7878
San Mateo
Mussel Rock
Comment
JEPS47391
Castilleja affinis subsp. affinis
L. R. Heckard
1964-6-24
1402
San Mateo
e of Upper Crystal Springs Reservoir (near upper end)
Comment
JEPS86226
Castilleja affinis subsp. affinis
L. R. Heckard
1970-5-5
2451
San Mateo
n side San Bruno Mountain (n spur)
60
Comment
JEPS88802
Castilleja affinis subsp. affinis
T. I. and F. M. Chuang
1991-7-3
7861
San Mateo
1 mi s Linda Mar (on Highway 1)
Comment
JROH3933
Castilleja affinis subsp. affinis
H. A. Borthwick
1920-4-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15408
Castilleja affinis subsp. affinis
Toni Corelli
2010-5-13
609
San Mateo
Pedro Point Headlands, Pacifica CA; along Arroyo Trail
110
Comment
UCSC007730
Castilleja affinis subsp. affinis
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
HSC89855
Castilleja affinis subsp. litoralis
Rimo Bacigalupi, J. R. Sweeney, Cliff Fenneman, George Bacigalupi
1954-8-3
4733
San Mateo
Above Thornton Beach close to State Hwy. 1
55
Comment
CHSC1812
Castilleja ambigua subsp. ambigua
M. Barkowski
1930-4-29
San Mateo
Moss Beach.
Comment
JROH3954
Castilleja attenuata
John H. Thomas
1961-4-29
9186
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3963
Castilleja attenuata
John Hunter Thomas
1978-4-28
19159
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
JROH3970
Castilleja attenuata
John Hunter Thomas
1985-4-18
23526
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS108121
Castilleja attenuata
Dean Kelch
1993-3-30
s. n.
San Mateo
N of junction of I-280 and 92 nr SM Co Fire Dept.
Comment
UCR136714
Castilleja densiflora
L. S. Rose
1948-5-16
48113
San Mateo
San Francisco Bay Region, Emerald Lake, hills west of Redwood City
152
Comment
HSC34849
Castilleja densiflora
Thomas W. Nelson
1975-5-8
1808
San Mateo
Beside Hwy. 280 S of San Francisco
Comment
UCSB18232
Castilleja densiflora subsp. densiflora
Muirhead, M.
1964-4-17
San Mateo
Crocker Estate, Hillsborough
76
Comment
SJSU15800
Castilleja exserta subsp. latifolia
Toni Corelli
2010-6-6
680
San Mateo
Montara State Beach. Bluff top west of Highway 1
14
Comment
SEINET12288674
Castilleja foliolosa
L. R. Abrams
1904-1
10
San Mateo
Santa Cruz Peninsula, near Crystal Springs Lakes, Santa Cruz Mts
152
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
JEPS103897
Castilleja latifolia
T. I. Chuang and F. M. Chuang
1991-6-29
7851
San Mateo
Ca. 1/3 mile south of Pescadero State Beach
Comment
JROH4010
Castilleja rubicundula subsp. lithospermoides
John Hunter Thomas
1989-5-11
24729
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS60425
Castilleja subinclusa subsp. franciscana
T. I. Chuang and F. M. Chuang
1969-6-22
6665
San Mateo
0.5 mi n Lobitos Creek Road junction with Verde Road (on Lobitos Creek Road)
Comment
UC1141005
Castilleja subinclusa subsp. franciscana
Lawrence Beane
1949-6-2
455
San Mateo
between La Honda and Pescadero
Comment
JEPS47422
Castilleja subinclusa subsp. franciscana
L. R. Heckard
1964-7-15
1420
San Mateo
0.4 mi above Tunitas Road junction with the Lobitos Creek cut-off road (along Tunitas Road, about 4.5 mi from State Hwy 1)
Comment
SBBG51587
Castilleja subinclusa subsp. franciscana
J. Doty
1969-3-26
595
San Mateo
E of jct of St Hwy 92, near summit of coast range, San Francisco Peninsula
Comment
SEINET7063807
Castilleja tenuis
A. G. Vestal
1947-4-24
s.n.
San Mateo
Enclosure at jasper Ridge. UTM Zone 10, 568421mE, 4140420mN. (WGS84/NAD83).
174
Comment
CAS-BOT-BC32580
Castilleja wightii
Adolph Daniel Edward Elmer
1903-7-1
4761
San Mateo
San Pedro
Comment
JEPS19719
Castilleja wightii
Peter H. Raven
1957-6-24
10965
San Mateo
just s Linda Mar
Comment
JEPS34455
Castilleja wightii
L. R. Heckard
1963-7-18
1343
San Mateo
just s Crystal Springs Dam (on San Mateo Creek canyon) (along Skyline Blvd (Highway 35), e of Lower Crystal Springs reservoir)
106
Comment
JEPS88833
Castilleja wightii
T. I. Chuang
1991-7-20
7879
San Mateo
hills just s Rockaway Beach
Comment
RSA428365B
Castilleja wightii
Glenn A. Gorelick
1967-4-4
s.n.
San Mateo
San Bruno Mts; overlooking Daly City near San Francisco.
Comment
UC202800
Castilleja wightii
A. D. E. Elmer
Jul 1903
4761
San Mateo
San Pedro; ; San Pedro, San Mateo Co.
Comment Read comments Nov 23 2007
OBI78360
Castilleja wightii
Lewis S. Rose
1965-4-22
65026
San Mateo
San Bruno Mtn, S of parking lot
366
Comment
RSA294161
Castilleja wightii
Robert A. Norris, John L. Inase, Allen Nakagawa
1981-7-25
4229
San Mateo
Alongside footpath on brushy slope about 50 ft. above a marshy lagoon border, N of mouth of Pescadero Creek, Pescadero State Beach.
Comment
RSA517381
Castilleja wightii
L. R. Heckard, R. C. Bacigalupi
1963-7-2
1330
San Mateo
Along old country road over San Pedro and Montara mountains; northern flank of San Pedro Mt.
152
Comment
CAS-BOT-BC39379
Caulanthus lasiophyllus
L. R. Abrams
1917-4-12
6434
San Mateo
Near Crystal Springs Lake.
Comment
CAS-BOT-BC40242
Caulanthus lasiophyllus
G. H. True
1937-3-31
614
San Mateo
Salada Beach.
Comment
JROH1525
Caulanthus lasiophyllus
John H. Thomas
1968-5-22
14456
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC40396
Caulanthus lasiophyllus
Walter Knight; Irja Knight
1965-5-9
1103
San Mateo
San Bruno Mountain. In Devil's Arroyo.
Comment
CAS-BOT-BC47935
Ceanothus
J. H. Thomas
1949-3-29
189
San Mateo
Kings Mountain
Comment
RSA48819
Ceanothus cuneatus var. dubius
E. K. Balls
1948-3-19
7869
San Mateo
2 mi. N. of S end of State Rt. 5.
305
Comment
CAS-BOT-BC51594
Ceanothus oliganthus var. sorediatus
A. D. E. Elmer
1903-5-1
4479
San Mateo
Portola
Comment
JROH3532
Ceanothus oliganthus var. sorediatus
John H. Thomas
1978-4-8
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC311387
Ceanothus oliganthus var. sorediatus
A. D. E. Elmer
May 1903
4479
San Mateo
Portola
Comment
CAS-BOT-BC51242
Ceanothus papillosus
J. I. McMurphy
1906-5-20
13
San Mateo
Santa Cruz Peninsula - King's Mt. Santa Cruz Mts.
457
Comment
HSC23787
Ceanothus papillosus
Mary Katherine Wicksten
1971-6-23
95
San Mateo
Huddart Park, Archery Flat
Comment
CAS-BOT-BC52295
Ceanothus thyrsiflorus
J. I. McMurphy
1906-5-8
12
San Mateo
Woodside, Santa Cruz Mts.
121
Comment
CAS-BOT-BC52298
Ceanothus thyrsiflorus
Miss O. Boring
1897-8-25
s.n.
San Mateo
Near Kings Mt. House, Kings Mountain
Comment
CAS-BOT-BC52299
Ceanothus thyrsiflorus
W. R. Dudley
1894-3-25
s.n.
San Mateo
By road from San Gregorio to Pescadero
Comment
HSC18329
Ceanothus thyrsiflorus
L. S. Rose
1963-4-27
63004
San Mateo
La Honda
122
Comment
RSA153472
Ceanothus thyrsiflorus
John H. Thomas
1961-5-7
9295
San Mateo
San Bruno Mountain in northern part of county.
305
Comment
RSA157755
Ceanothus thyrsiflorus
I. L. Wiggins
1925-5-24
1744
San Mateo
Along county road from Pescadero to Pebble Beach along rich swamp land just before coming to the artichoke lands of the American Produce Co.
Comment
RSA398961
Ceanothus thyrsiflorus
Glenn A. Gorelick
1967-4-28
s.n.
San Mateo
San Bruno Mts, overlooking Daly City ner San Francisco
Comment
UC79918
Ceanothus thyrsiflorus
Katharine Brandegee
May 1890
19
San Mateo
San Gregorio, Santa Cruz Mts. Santa Cruz Mts., San Gregorio
Comment
UCSB3905
Ceanothus thyrsiflorus var. griseus
Walker, Clifford
1954-4-20
San Mateo
Woodside Rd. 1 mi. E. Woodside
2
Comment
JROH586
Centaurea calcitrapa
John H. Thomas
1970-7-5
15671
San Mateo
Jasper Ridge Biological Preserve, Stanford University; by bridge
Comment
RSA444732
Centaurea calcitrapa
Lyman Benson
1934-7-29
6111
San Mateo
Crystal Springs Lake; Mt. Range: Santa Cruz; Watershed: S. F. Bay.
152
Comment
SEINET11860703
Centaurea calcitrapa
Unknown
1933-8-13
10506
San Mateo
Belmont
Comment
UC1925872
Centaurea calcitrapa
Ethel Crum
1930-10-26
930
San Mateo
San Francisco Peninsula
Comment
UCD130007
Centaurea calcitrapa
P. B. Kennedy
1916-5-7
s.n.
San Mateo
vacants lots around Burlingame.
Comment
CAS-BOT-BC277126
Centaurea melitensis
Elizabeth McClintock; Carlyn Halde
1963-6-23
s.n.
San Mateo
San Bruno Mountain
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
CAS-BOT-BC277229
Centaurea solstitialis
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
San Bruno Mountain. Brisbane Lagoon
Comment
UC625427
Centaurium davyi
L. R. Abrams and I. L. Wiggins
1939-6-3
423
San Mateo
Ano Nuevo Point
Comment
SD5599
Centromadia pungens
Ulysses S. Grant IV
1925-9-2
San Mateo
Burlingame
Comment
SEINET3385989
Centromadia pungens
Lewis S. Rose
1938-8-18
38231
San Mateo
Open fields.
6
Comment
UC149594
Centromadia pungens subsp. pungens
L. R. Abrams
1903-9-26
4017
San Mateo
Menlo Park
Comment
UC89050
Centromadia pungens subsp. pungens
K. Brandegee
1901-9-1
San Mateo
South San Francisco
Comment
UC894404
Centromadia pungens subsp. pungens
Lewis S. Rose
1938-8-18
38231
San Mateo
San Mateo
6
Comment
CAS-BOT-BC279323
Centromadia pungens subsp. pungens
L. S. Rose
1941-10-10
41463
San Mateo
Along the Bayshore Boulevard, San Mateo
3
Comment
CAS-BOT-BC279328
Centromadia pungens subsp. pungens
L. R. Abrams
1903-9-26
4017
San Mateo
Menlo Park - border of SF Bay
Comment
CAS-BOT-BC279332
Centromadia pungens subsp. pungens
Alice Eastwood
1919-9-1
s.n.
San Mateo
San Mateo
Comment
CAS-BOT-BC384961
Cerastium arvense
Paul F. Covel
1937-4-15
580
San Mateo
Hgwy sumt. Montara Mts.
Comment
CAS-BOT-BC388391
Cerastium glomeratum
Fred Hemphill
1973-3-17
618
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
JROH1692
Cerastium glomeratum
John H. Thomas
1969-4-20
14897
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH150
Ceratophyllum demersum
Alan Grundman
1976-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA262206
Ceratophyllum demersum
Alan Grundman
1976-05
s.n.
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto. Searsville Lake.
Comment
JROH3616
Cercocarpus betuloides var. betuloides
L. R. Abrams
1916-2-22
7242
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake
Comment
JROH3623
Cercocarpus betuloides var. betuloides
John H. Thomas
1964-4-7
10301
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near edge of Searsville Lake.
Comment
JROH1950
Chamaesyce serpillifolia subsp. serpillifolia
James McMurphy
1906-8-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1825
Chenopodium rubrum var. humile
John Hunter Thomas
1980-11-27
20195
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old bathing beach area
Comment
SD39113
Chlorogalum pomeridianum
Janet Turner
1933-5-30
130
San Mateo
Between Skyline and Half Moon Bay.
Comment
CAS-BOT-BC499310
Chlorogalum pomeridianum var. divaricatum
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
Plants of San Bruno Mountain
Comment
JROH4645
Chlorogalum pomeridianum var. pomeridianum
D. E. Breedlove
1971-5-31
19390
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
SEINET4182874
Chorizanthe cuspidata
A. A. Heller
1906-6-8
8383
San Mateo
Near Ocean View, San Francisco
Comment
RSA159419
Chrysanthemum coronarium
John H. Thomas
1961-5-7
9245
San Mateo
Colma, near intersection of El Camino Real and F Street
46
Comment
RSA130687
Chrysanthemum leucanthemum
W. R. Dudley
1908-6-19
s.n.
San Mateo
Hills N of Jersey Farm Dairy. W of Baden
Comment
CAS-BOT-BC36405
Chrysolepis chrysophylla
George Oberlander
1949-8-8
411
San Mateo
Southern Cahill Ridge
Comment
CDA28831
Chrysolepis chrysophylla
D. G. Kelch
2009-6-9
9 .4
San Mateo
Santa Cruz Mts.; Chert outcrop and adjacent mixed evergreen forest along Skyline Blvd ~1 km W of Skegg s Point.
Comment
CAS-BOT-BC36408
Chrysolepis chrysophylla var. minor
C. B. Wolf
1931-8-21
2335
San Mateo
Upper Sonoran. 1/2 way up the east side of Kings Mt.
365
Comment
JROH2580
Cicendia quadrangularis
Rimo Bacigalupi
1922-4-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC277890
Cirsium brevistylum
A. D. E. Elmer
1903-6-1
4277
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC100938
Cirsium fontinale var. fontinale
John Thomas Howell
1932-10-19
10852
San Mateo
Crystal Springs Lake
Comment
JROH629
Cirsium occidentale var. occidentale
John H. Thomas
1974-6-30
17466
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC280136
Cirsium occidentale var. venustum
John Thomas Howell
1939-6-16
14747
San Mateo
Kings Mt.
Comment
CAS-BOT-BC280524
Cirsium quercetorum
Alice Eastwood
1912-6-10
333
San Mateo
Crystal Springs
Comment
CAS-BOT-BC280530
Cirsium quercetorum
John H. Thomas
1961-5-7
9271
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JEPS30887
Cirsium quercetorum
J. H. Thomas
1958-6-11
7227
San Mateo
about 4.3 mi due e of Belmont (near Crystal Springs Reservoir); , Crystal Springs Reservoir
91
Comment
CAS-BOT-BC280525
Cirsium quercetorum
V. F. Hesse
1964-5-26
3198
San Mateo
Whitehouse Creek road
60
Comment
UC962069
Cirsium quercetorum
E. E. Gilbert
1952-5-23
San Mateo
e margin of Crystal Springs Lake Crystal Springs Lake
Comment
JROH639
Cirsium vulgare
John H. Thomas
1974-8-3
17499
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH643
Cirsium vulgare
John Hunter Thomas
1992-7-24
25387
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near boat ramp
Comment
CAS-BOT-BC285860
Cirsium vulgare
Ira L. Wiggins
1977-7-23
22189
San Mateo
Northerly side of San Francisquito Creek stream bed, ca 150 m upstream from Pope Street bridge, Menlo Park
Comment
CAS-BOT-BC285869
Cirsium vulgare
George Oberlander
1949-8-20
335
San Mateo
San Francisco Watershed Reserve. Sawyer Ridge
Comment
CAS-BOT-BC163970
Clarkia purpurea subsp. quadrivulnera
John H. Thomas
1961-5-14
9381
San Mateo
Just north of dam on San Mateo Creek
121
Comment
SEINET4145649
Clarkia purpurea subsp. quadrivulnera
A. A. Heller
1906-6-8
8384
San Mateo
Near Ocean View, San Francisco
Comment
CAS-BOT-BC164564
Clarkia purpurea subsp. viminea
Ned Cahill
1974-4-29
208
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
POM271758B
Clarkia purpurea subsp. viminea
Lyman Benson
1930-5-12
2121
San Mateo
Lake Searsville, Stanford University; Santa Cruz mountain range, San Francisco Bay drainage area.
152
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
SBBG5002
Clarkia rubicunda
H. and M. Dearing
1951-8-17
6945
San Mateo
Pigeon Point, N of Santa Cruz
Comment
SD39467
Clarkia rubicunda
Edith A. Purer
1932-7-16
San Mateo
Near Halfmoon Bay.
Comment
UC1071885
Clarkia rubicunda
H. and M. Lewis
1951-6-28
861
San Mateo
neaer Half Moon Bay (1.3 mi n of bridge (35.32C - 3.72) on Highway 1)
Comment
UC1279894
Clarkia rubicunda
Peter H. Raven
1957-6-20
10955
San Mateo
hills above se end Lake San Andreas
Comment
UC1279907
Clarkia rubicunda
Peter H. Raven
1957-6-24
10969
San Mateo
0.5 mi s San Gregorio (on old coast highway)
Comment
UC422840
Clarkia rubicunda
W. C. Blasdale
1893-6-17
San Mateo
Belmont
Comment
CAS-BOT-BC165172
Clarkia rubicunda
W. R. Dudley
1894-5-30
s.n.
San Mateo
Near Redwood City
Comment
RSA113615
Clarkia rubicunda
Peter H. Raven
1957-7-6
11055
San Mateo
Along Tunitas Creek 2.0 miles from junction with State Highway 1.
Comment
RSA18508
Clarkia rubicunda
Carl B. Wolf
1927-7-14
612
San Mateo
Summit of Kings Mountain Rd.
Comment
RSA41288
Clarkia rubicunda
Robert F. Hoover
1941-5-20
5108
San Mateo
Redwood City hills
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
SEINET4149811
Clarkia rubicunda subsp. blasdalei
K. Brandegee
s.n.
San Mateo
Between San Pedro and Moss Beach
Comment
CAS-BOT-BC165601
Clarkia unguiculata
Daniel Cohen
1953-6-5
108
San Mateo
Los Trancos Woods
Comment
JROH3332
Claytonia exigua subsp. exigua
John H. Thomas
1969-4-20
14895
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC439290
Claytonia exigua subsp. exigua
H. A. Dutton
1900-2-25
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
Comment
CAS-BOT-BC439590
Claytonia parviflora subsp. parviflora
Margaret A. Barry
1937-5-15
98
San Mateo
On Coal Mine Ridge
Comment
CAS-BOT-BC439805
Claytonia perfoliata
Ned Cahill
1974-4-29
168
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City.
Comment
RSA117677
Claytonia perfoliata
S. S. Tillett
1956-6-25
552
San Mateo
Redwood, on Skyline Drive.
655
Comment
SD234156
Claytonia perfoliata
Claude Bonang
1958-5-3
34
San Mateo
Shaded area near Hoover Library of Stanford University.
Comment
CAS-BOT-BC439991
Claytonia perfoliata subsp. mexicana
Peter H. Raven
1951-2-18
2729
San Mateo
Brisbane
Comment
JROH3342
Claytonia perfoliata subsp. perfoliata
Daniel Cohen
1953-4-11
20
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3403
Clematis lasiantha
John H. Thomas
1956-4-7
5628
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET12099147
Clematis lasiantha
Unknown
1932-1
9022
San Mateo
Los Trancos Woods
Comment
SEINET12099156
Clematis ligusticifolia
Unknown
1931-1
7796
San Mateo
Jaspan Ridge, common
Comment Read comments May 3 2019
JROH2880
Clinopodium douglasii
John Hunter Thomas
1985-5-22
23678
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC389745
Clinopodium douglasii
M. Danielson
1965-5-15
s.n.
San Mateo
Western extension of Edgewood Road - Redwood City
Comment
CAS-BOT-BC499372
Clintonia andrewsiana
J. H. Thomas
1954-4-3
3823
San Mateo
Along San Gregorio Creek, 1.5 mi w of La Honda
106
Comment
POM290456
Clintonia andrewsiana
Lyman Benson
1930-6-14
2151
San Mateo
La Honda, Santa Cruz Mtn. range.
213
Comment
CAS-BOT-BC499369
Clintonia andrewsiana
W. R. Dudley
1915-9-1
s.n.
San Mateo
El Corte de Madera Creek
Comment
CAS-BOT-BC499401
Clintonia andrewsiana
W. R. Dudley
1989-6-8
s.n.
San Mateo
Road near Alpine School House, Black mt.
Comment
JEPS17741
Collinsia multicolor
A. Paul Martin
1957-5-23
San Mateo
San Bruno Hills, at upper edge of town of Brisbane Brisbane; San Bruno Hills, Brisbane
198
Comment
UC138812
Collinsia multicolor
C. F. Baker
1902-4-6
647
San Mateo
Pacific Coast, Crystal Springs Lake Crystal Springs Lake; Pacific Coast, Crystal Springs Lake
Comment
JROH4018
Collinsia sparsiflora var. collina
John H. Thomas
1976-4-2
18078
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5923
Collinsia sparsiflora var. collina
Herbert Dengler
1963-5-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; serp by "up" road SW of S.R. [Searsville Rocks]
Comment
JROH3139
Collomia heterophylla
John H. Thomas
1961-5-5
9217
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below Searsville Dam
76
Comment
RSA176753
Collomia heterophylla
John H. Thomas
1961-5-5
9217
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam.
76
Comment
RSA10271
Collomia heterophylla
H. A. Barker
1927-5-6
696
San Mateo
Summit of Kings Mts.
Comment
CDA3338
Conicosia pugioniformis
G. D. Barbe
1977-11-17
2355
San Mateo
Thornton Beach State Park.
0
Comment
UC306536
Conium maculatum
A. D. E. Elmer
July, 1903
4951
San Mateo
San Mateo
Comment
CAS-BOT-BC216009
Convolvulus
Elizabeth McClintock
1979-5-28
s.n.
San Mateo
Gilmore McDowell property, Woodside
Comment
CAS-BOT-BC389736
Convolvulus
J. Lovelle
1973-7-22
19
San Mateo
Mt. Ellen
Comment
SEINET3407326
Convolvulus subacaulis
Lewis S. Rose
1932-5-13
32248 A
San Mateo
Open fields, woodside, San Mateo County, California.
Comment
CAS-BOT-BC286209
Conyza canadensis
Walter Knight; Irja Knight; Elizabeth McClintock
1964-9-11
s.n.
San Mateo
San Bruno Mountain. Point San Bruno
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
JROH4765
Corallorhiza striata
John Hunter Thomas
1985-4-25
23568
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS4612
Cordylanthus pilosus subsp. pilosus
L. S. Rose
1941-8-9
41362
San Mateo
Woodside
60
Comment
JROH4024
Cordylanthus pilosus subsp. pilosus
John H. Thomas
1970-7-5
15660
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4033
Cordylanthus rigidus subsp. rigidus
Deane Bowers
1980-8-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; outskirts just down the road from the Escobar entrance
Comment
UC31242
Corethrogyne filaginifolia
J. Burtt Davy
1895-4-20
1074
San Mateo
Crystal Springs Lake
Comment
POM39730
Corethrogyne filaginifolia var. californica
Katherine Brandegee
1905-6-20
s.n.
San Mateo
Near Lake Pilarcitos
Comment
POM287565
Cornus californica
Lyman Benson
1937-7-25
8477
San Mateo
Lake Searsville; Mt. range: Santa Cruz; Drainage area: San Francisco Bay.
122
Comment
CAS-BOT-BC209819
Cornus glabrata
Margaret A. Barry
1938-5-6
s.n.
San Mateo
Los Trancos Creek near Coal Mine Ridge
Comment
CAS-BOT-BC210354
Cornus sericea
Lewis S. Rose
1956-5-7
56064 A
San Mateo
3 mi. e. of Half Moon Bay
30
Comment
JROH1867
Cornus sericea subsp. sericea
John Hunter Thomas
1981-4-21
20460
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5906
Cornus sericea subsp. sericea
M. Ray
1982-4-25
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; swamp trail about 1 km from Mapache Gate
Comment
CDA18374
Cortaderia selloana
G. D. Barbe
1978-9-26
2440
San Mateo
Skylawn Memorial Park; drive from Hwy 92 into the park.
716
Comment
CAS-BOT-BC180372
Corylus cornuta subsp. californica
Baki Kasapligil
1967-7-18
4171
San Mateo
Colma Canyon, San Bruno Mt. Exp. NW
100
Comment
POM222894
Corylus cornuta var. californica
S. S. Berry
1909-3-13
s.n.
San Mateo
King's Mt. Road.
548
Comment
JROH3634
Cotoneaster pannosus
John H. Thomas
1972-8-18
16154
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
CAS-BOT-BC287300
Cotula australis
John H. Thomas
1965-4-29
10609
San Mateo
San Bruno Mt in N part of county
396
Comment
JROH659
Cotula australis
John H. Thomas
1979-4-8
19445
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC291466
Cotula coronopifolia
John H. Thomas
1963-5-8
10063
San Mateo
San Bruno Mountain
396
Comment
UC912224
Cotula coronopifolia
Herbert L. Mason
1927-4-24
3707
San Mateo
mouth of San Gregorio Creek
Comment
CAS-BOT-BC291416
Cotula coronopifolia
Gwendolan Newell
1914-7-8
s.n.
San Mateo
Pacific Grove
Comment Read comments Oct 27 2021
RSA706101
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
JROH5944
Crassula connata
John Rawlings
2017-3-14
1979
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Northeast edge of Area C in Birder grassland transect trail
187
Comment
CAS-BOT-BC148428
Crataegus monogyna
Elizabeth McClintock; Paul Reeberg
1989-4-23
s.n.
San Mateo
Trailhead parking lot - San Bruno Mountains
Comment
JEPS100484
Crocosmia X crocosmiiflora
Dean Wm. Taylor, Shelia Byrne
2000-8-1
17540
San Mateo
western slope near summit of Scarper Peak; Santa Cruz Mountains, Montara Mountain
502
Comment
JROH4987
Crypsis schoenoides
John Hunter Thomas
1982-11-6
21192
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4989
Crypsis schoenoides
John Hunter Thomas
1982-11-6
21210
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake near Searsville Lab
Comment
JROH5724
Crypsis schoenoides
John Rawlings
2015-9-22
1639
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In mud of Corte Madera Creek delta near open water
104
Comment
JROH1367
Cryptantha micromeres
John Rawlings
2009-5-7
1066
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North edge of Trail 11.
136
Comment
JROH5670
Cryptantha microstachys
John Rawlings
2015-5-7
1264
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along Rd E south side of Big Inlet.
117
Comment
CDA9446
Cryptantha torreyana
D. G. Kelch
2002-5-13
s.n
San Mateo
Cahill Ridge.
0
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
RSA44329
Cupressus abramsiana
Harry A. Dutton
1949-9-12
s.n.
San Mateo
Common corners of Sec. 11 & 12 and 13 &14, Range 4 West, North bank of North Fork of Butano Creek
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
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-BC80652
Cupressus goveniana
Harry A. Dutton
1949-9-1
s.n.
San Mateo
Butano Ridge between Pescadero and Butano Creeks, Santa Cruz Mountains.
Comment
CAS-BOT-BC80655
Cupressus goveniana
Hubert Jenkins
1903-7-27
s.n.
San Mateo
Butano Creek
Comment
CAS-BOT-BC287330
Cynara cardunculus
J. H. Thomas
1958-10-21
7487
San Mateo
Near intersection of Bayshore Highway and Main St, Redwood City, near slough
Comment
CAS-BOT-BC287339
Cynara cardunculus
John Thomas Howell
1956-11-14
31961
San Mateo
Bayshore Highway just S of Main St, Redwood City
Comment
CAS-BOT-BC287341
Cynara cardunculus
John Thomas Howell
1956-11-14
31961
San Mateo
Bayshore Highway just S of Main St, Redwood City
Comment
JROH5591
Cynodon dactylon
John Rawlings
2013-4-30
1184
San Mateo
Jasper Ridge Biological Preserve, Stanford University; growing at the northeast edge of Rd B, a few meters from the old Boething Nursery Gate
74
Comment
CDA34568
Cynoglossum grande
M. Beyers, Z. Bakman, L. Feely, & D. Sozanni
2011-4-4
871
San Mateo
Pacifica: San Pedro Valley County Park, along Brooks Creek Trail.
148
Comment
JROH1389
Cynoglossum grande
Le Roy Abrams
1902-4-6
2317
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1394
Cynoglossum grande
John Hunter Thomas
1981-5-14
20573
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old shack riders shack
Comment
POM176865
Cynoglossum grande
L. R. Abrams
1914-3-1
5060
San Mateo
Woodside.
Comment
RSA130387
Cynoglossum grande
A. M. Patterson
1907-4-27
s.n.
San Mateo
Kings Mt. Santa Cruz Peninsula.
Comment
UCD119163
Cynoglossum grande
Leslie Fenster
1964-3-22
22
San Mateo
Crystal Spring Lake drainage area, Sawyer Ridge Road, 4 miles from Skyline.
152
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
JROH5012
Cynosurus echinatus
John Hunter Thomas
1990-5-29
24862
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near picnic area
Comment
JROH4386
Cyperus eragrostis
John H. Thomas
1959-8-22
8084
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC517566
Cyperus eragrostis
John Thomas Howell
1926-10-9
2216
San Mateo
near Lake San Andreas
Comment
CAS-BOT-BC114461
Cyperus eragrostis
George Thomas Oberlander
1949-7-24
318
San Mateo
Marsh, Lower Crystal Spr. Lake.
Comment
CAS-BOT-BC257352
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
SEINET7581670
Cyperus eragrostis
Lewis S. Rose
1965-9-20
65107
San Mateo
Trousdale Dr & California Dr.
9
Comment
UCSB11177
Cytisus scoparius
Connelly, Dianne
1962-4-21
San Mateo
Corner of Milbrae and Sky Line Boulevard; 12 miles southeast of San Francisco
121
Comment
JROH5027
Dactylis glomerata
John Hunter Thomas
1987-5-26
24319
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC192236
Danthonia californica
E. H. Quayle
1920-5-2
714
San Mateo
Moss Beach
Comment
CAS-BOT-BC192237
Danthonia californica
A. D. E. Elmer
1903-6-1
4707
San Mateo
Crystal Springs Lake
Comment
JROH5035
Danthonia californica
H. J. Dengler
1967-4-23
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Found by the vernal spring at west end of the serpentine meadow
Comment
LA11231
Danthonia californica
D. Keck;
1932-5-6
1479
San Mateo
W of Millbrae Highlands
50.0
Comment
RSA790274
Danthonia californica
Peter Rubtzoff
1976-5-22
8547
San Mateo
San Bruno Mtn: ''Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area.
Comment
SJSU15927
Danthonia californica
John Rawlings, Toni Corelli
2016-5-13
1759
San Mateo
Vallemar Bluff, Moss Beach. USGS Montara Mountain OE W 7.5 Minute (1:24,000 Scale) Topographic Map.
11
Comment
SJSU15928
Danthonia californica
John Rawlings, Toni Corelli
2016-4-29
1761
San Mateo
Cascade Field, north and south of Cascade Cr. Trail, Ano Nuevo State Park
21
Comment
UCD164680
Danthonia californica
Peter Rubtzoff
1976-5-22
8547
San Mateo
San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area.
Comment
UCD60673
Danthonia californica var. americana
Ira L. Wiggins
1929-5-10
3673
San Mateo
Coastal bluff at Pigeon Point.
Comment
JROH4163
Datura stramonium
John H. Thomas
1976-10-16
18409
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Now dry delta in Searsville Lake at the mouth of Corte de Madera Creek
Comment
RSA18457
Daucus pusillus
C. B. Wolf
1927-6-29
550
San Mateo
South of Pebble Beach near Pescadero
Comment
UCSC007739
Daucus pusillus
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
OBI39574
Deinandra corymbosa
E. H. Graham
1931-7-24
6924
San Mateo
Ano Nuevo Point
Comment
CAS-BOT-BC299189
Deinandra corymbosa subsp. corymbosa
A. D. E. Elmer
1903-7-1
4963
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC299190
Deinandra corymbosa subsp. corymbosa
Ira L. Wiggins
1949-7-2
12199
San Mateo
Pescadero Beach
Comment
CAS-BOT-BC299199
Deinandra corymbosa subsp. corymbosa
L. R. Abrams
1902-9-21
3000
San Mateo
Bill Road, Crystal Lake
Comment
CAS-BOT-BC299201
Deinandra corymbosa subsp. corymbosa
James I. McMurphy
1909-10-8
s.n.
San Mateo
Below Whitehouse Creek east of Franklin Point
Comment
CAS-BOT-BC299226
Deinandra corymbosa subsp. corymbosa
Phillip C. Wheeler
1965-8-16
s.n.
San Mateo
Colma Canyon, San Bruno Mountain
Comment
CAS-BOT-BC299231
Deinandra corymbosa subsp. corymbosa
David D. Keck
1934-7-7
2933
San Mateo
South of the mouth of Tunitas Creek, on slopes overlooking ocean
Comment
CAS-BOT-BC9216
Delphinium californicum
J. H. Thomas
1974-5-7
17322
San Mateo
San Bruno Mountain, along Guadalupe Parkway opposite school, western side of mountain
Comment
CAS-BOT-BC9209
Delphinium californicum subsp. californicum
Adolph Daniel Edward Elmer
1903-7-1
4548
San Mateo
Pilarcitos Stone Dam
Comment
JROH3438
Delphinium californicum subsp. californicum
John Hunter Thomas
1987-5-19
24293
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3440
Delphinium californicum subsp. californicum
John Hunter Thomas
1989-5-11
24730
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along road near and below dam
Comment
CAS-BOT-BC9244
Delphinium decorum
Walter Knight; Irja Knight
1965-4-4
1004
San Mateo
Bitter Cherry Ravine near bottom of Colma Canyon
Comment
JEPS6236
Delphinium hesperium subsp. hesperium
J. Burtt Davy
1893-6-17
805
San Mateo
Belmont
Comment
JROH3448
Delphinium hesperium subsp. hesperium
John Hunter Thomas
1981-5-25
20637
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA10344
Delphinium nudicaule
H. A. Barker
1926-5-1
575
San Mateo
Kings Mt.
Comment
POM177517
Delphinium nudicaule
W. R. Dudley
1893-5-27
s.n.
San Mateo
Beyond King's Mt.
Comment
SJSU3087
Delphinium patens
A. W. Jacobs
1941-4-20
San Mateo
Jasper Ridge above Searsville L
Comment
POM177534
Delphinium patens
W. R. Dudley
1894-05
s.n.
San Mateo
Woodside to Crystal Springs Reservoir
Comment
JROH3451
Delphinium patens subsp. patens
John H. Thomas
1967-4-28
12718
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3456
Delphinium patens subsp. patens
John H. Thomas
1977-4-21
18540
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3460
Delphinium patens subsp. patens
John Hunter Thomas
1986-4-10
23953
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Grassy area below dam
Comment
CAS-BOT-BC7888
Delphinium variegatum
LeRoy Abrams
1902-5-4
2410
San Mateo
not specified
Comment
SJSU19
Delphinium variegatum
C. D. Duncan
1925-5-21
San Mateo
S end Portola Valley
Comment
CAS-BOT-BC7896
Delphinium variegatum subsp. variegatum
Ned Cahill
1974-4-29
200
San Mateo
near jct. of Canada and Edgewood Roads, about 3 mi. westward from Redwood City
Comment
POM202455
Delphinium variegatum subsp. variegatum
L. S. Rose
1933-4-30
33125
San Mateo
Redwood City
Comment
CAS-BOT-BC628
Dendromecon rigida subsp. rigida
Daniel Cohen
1953-5-9
83
San Mateo
Near Skylind Drive on La Honda Road.
Comment
UCD63821
Deschampsia cespitosa subsp. holciformis
R. Tofsrud
1949-6-1
San Mateo
Hwy. #5, ca. 6 mi. from S.F. Co. line.
Comment
CAS-BOT-BC192633
Deschampsia danthonioides
David D. Keck
1932-4-29
1448
San Mateo
Redwood City
Comment
JROH5065
Deschampsia elongata
John Hunter Thomas
1980-11-27
20193 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; delta
Comment
SJSU112
Dicentra formosa
T. Rogers
1929-5-30
San Mateo
Kings Mt
Comment
CAS-BOT-BC704
Dicentra formosa subsp. formosa
Peter Rubtzoff
1953-5-14
1340
San Mateo
Pilarcitos Creek canyon, 1 to 2 miles downstream from Pilarcitos Lake.
Comment
CAS-BOT-BC500892
Dichelostemma capitatum
Walter & Irja Knight
1965-4-4
36 -7
San Mateo
San Bruno Mountain, Bitter Cherry Ravine in chaparral
Comment
JROH4657
Dichelostemma capitatum subsp. capitatum
John H. Thomas
1974-4-13
17148
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4659
Dichelostemma capitatum subsp. capitatum
John Hunter Thomas
1985-4-25
23563
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC150443
Diplacus aurantiacus
J. F. Emmel
1970-2-22
256
San Mateo
0.3 air mile SE of 1314 summit, on NE slope of San Bruno Mt.
Comment
CAS-BOT-BC150460
Diplacus aurantiacus
J. H. Thomas
1954-4-3
3811
San Mateo
Sand Hill Road, about 1 mile W. of Junipero Serra Blvd.
91
Comment
CAS-BOT-BC121865
Dirca occidentalis
Quinn P. Sinnott; Kathy A. Sinnott
1975-3-1
611
San Mateo
Along road about 1 miles N of Stone Dam. San Francisco Watershed at Crystal Springs.
243
Comment
JEPS96866
Dirca occidentalis
Dean W. Taylor
1972-2-27
1335
San Mateo
near San Andreas Lake
743
Comment Read comments Jun 8 2011
JROH4204
Dirca occidentalis
John H. Thomas
1970-1-1
15496
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD49792
Dirca occidentalis
John H. Thomas
1958-2-15
6980
San Mateo
Jasper Ridge, about 5 miles southwest of Palo Alto
152
Comment
UC518034
Dirca occidentalis
Lewis S. Rose
1933-6-9
33222
San Mateo
San Andreas Lake
Comment
UC872739
Dirca occidentalis
Lewis S. Rose
1939-4-12
39060
San Mateo
Crystal Springs Lake
152
Comment
SEINET10776854
Dirca occidentalis
Lewis S. Rose
1939-4-12
Rose 39060
San Mateo
Crystal Springs Lake
152
Comment
SEINET12190189
Dirca occidentalis
L. S. Gill
1930-1
178
San Mateo
near Searsville Lake
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
UC105762
Dodecatheon clevelandii subsp. patulum
Brandegee
Apr 1889
San Mateo
San Mateo
Comment
JROH3382
Dodecatheon hendersonii
John H. Thomas
1958-2-15
6987
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM78433
Dodecatheon hendersonii subsp. cruciatum
A. D. E. Elmer
1903-04
s.n.
San Mateo
Woodsides.
Comment
POM287491
Dodecatheon hendersonii subsp. cruciatum
Lyman Benson
1931-2-16
2583
San Mateo
Stanford University. Corte Madra Creek.
152
Comment
CDA39075
Dracunculus vulgaris
M. K. Beyers
2013-5-31
s.n.
San Mateo
Montara State Beach, McNee Ranch Trail Trailhead.
Comment
CAS-BOT-BC159533
Drymocallis glandulosa var. glandulosa
Ethel Crum
1930-4-27
707
San Mateo
Woodside
152
Comment
CAS-BOT-BC67884
Dryopteris arguta
Le Roy Abrams
1902-3-16
2273
San Mateo
King's Mountain
Comment
CAS-BOT-BC67893
Dryopteris arguta
David D. Keck
1932-2-12
1361
San Mateo
La Honda Road, east slope of Coast Range above Searsville Lake
304
Comment
JROH42
Dryopteris arguta
John H. Thomas
1964-11-29
10543
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek below dam.
Comment
JROH43
Dryopteris arguta
L. Fletcher
1986-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek.
Comment
IRVC3913
Dryopteris arguta
P. W. Rundel
1963-6-11
1124
San Mateo
San Fransisco Bay drainage area; Old La Honda Road. Santa Cruz Mountain Range
305
Comment
JEPS83070
Dudleya caespitosa
Roy E. Buck, Randall A. Morgan, and James A. West
1983-7-15
436
San Mateo
3.2 km nw Pilarcitos Dam (along crest of Fifield Ridge, w of gravel rd, 2.4 km wsw of San Andreas Dam); San Francisco Watershed Reserve
388
Comment
SD38414
Dudleya caespitosa
Edith A. Purer
1933-7-27
5383
San Mateo
2.0 miles south of Pigeon Point.
Comment
CAS-BOT-BC428359
Dudleya farinosa
John H. Thomas
1963-7-19
10197
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz.
Comment
CAS-BOT-BC208921
Echinochloa crus-galli
Ira L. Wiggins
1980-8-29
22266
San Mateo
Bed of San Francisquito Creek, ca 240 m upstream from Pope Street Bridge, Manlo [Menlo] Park
Comment
JROH4304
Echinodorus berteroi
John H. Thomas
1964-11-15
10523
San Mateo
Jasper Ridge Biological Preserve, Stanford University; now dry lake margin at east end of Searsville Dam
Comment
CDA20116
Ehrharta erecta
K. Melo
2003-4-21
PDR 205211
San Mateo
San Francisco Bay Area; Urban yard in Redwood City.
0
Comment
JROH1914
Elatine
John Hunter Thomas
1984-4-8
23276
San Mateo
Jasper Ridge Biological Preserve, Stanford University
166
Comment
JROH4407
Eleocharis macrostachya
John Hunter Thomas
1982-8-13
21138
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4409
Eleocharis macrostachya
John Hunter Thomas
1987-5-19
24301
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC112953
Eleocharis macrostachya
W. R. Dudley
1908-6-19
s.n.
San Mateo
By pond S of Road from Tanforan to Jersey Farm Dairy.
Comment
UC646422
Elymus glaucus
J. Clausen
1937-6-20
1529
San Mateo
hills w Redwood City (near the Easter Cross)
Comment
UCD61811
Elymus glaucus
Beecher Crampton
1962-6-11
6497
San Mateo
N. city limits of Pacfica; along State Hwy. 1 just southwest of its junction with Skyline Blvd.
Comment
JROH5102
Elymus glaucus subsp. glaucus
John H. Thomas
1967-6-1
12951
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5112
Elymus glaucus subsp. glaucus
W. Lennihan
1989-4-15
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 10, on hill by trail.
Comment
JROH5127
Elymus multisetus
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5129
Elymus multisetus
John Hunter Thomas
1985-5-21
23663
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15415
Elymus pacificus
Toni Corelli
2010-5-14
629
San Mateo
Pescadero State Beach and Marsh Natural Preserve, west of Hwy. 1
5
Comment
CAS-BOT-BC210135
Elymus repens
Peter Rubtzoff
1977-6-21
9055
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Westernmost part of the area on slope across fence.
Comment
CAS-BOT-BC204303
Elymus trachycaulus subsp. trachycaulus
L. R. A.
1902-5-11
2452
San Mateo
Crystal Springs
Comment
SJSU15315
Elymus trachycaulus subsp. trachycaulus
John Rawlings
2014-5-28
1243
San Mateo
In the vicinity of the Edgewood Preserve's West Kiosk (intersection of Edgewood and Serpentine Loop trails).
184
Comment Read comments Feb 18 2015
SJSU15851
Elymus trachycaulus subsp. trachycaulus
John Rawlings, Ken Hickman
2015-6-8
1579
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
JROH5277
Elymus triticoides
Herbert Dengler
1960-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; 200 yds inside preserve from Mantilla Drive
Comment
JROH5279
Elymus triticoides
Toni Corelli
2006-5-30
311
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along roadside at junction of main gate Road L and Road K to Leonard's residence
115
Comment
JROH3047
Epilobium brachycarpum
John Hunter Thomas
1988-10-17
24601
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near lake
Comment
CAS-BOT-BC166141
Epilobium canum subsp. canum
John Thomas Howell
1932-10-19
10853
San Mateo
Skyline Boulevard at summit of hills east of Half Moon Bay
Comment
JROH3049
Epilobium ciliatum subsp. ciliatum
John H. Thomas
1970-7-5
15659
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA130380
Epilobium ciliatum subsp. watsonii
H. L. Mason
1921-6-1
s.n.
San Mateo
Pebble Beach near Pescadero
Comment
RSA0028797
Epilobium ciliatum subsp. watsonii
Lyman Benson
1934-7-4
6104
San Mateo
Moss Beach; Pacific Ocean watershed
15
Comment
SDSU8797
Epilobium ciliatum subsp. watsonii
D. F. Howe
1967-8-6
4368
San Mateo
Swamp at Half Moon Bay
Comment
JROH3069
Epilobium densiflorum
H. J. Dengler
1972-8-21
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC136743
Epilobium minutum
C. F. Baker
1902-5-4
749
San Mateo
Woodside
Comment
CAS-BOT-BC389737
Epipactis gigantea
J. Lovelle
1973-7-8
6
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
RSA785879
Equisetum arvense
Peter Rubtzoff
1978-4-2
9153
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH68
Equisetum telmateia subsp. braunii
Lawrence J. Winship
1974-11-2
3
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH65
Equisetum telmateia subsp. braunii
John H. Thomas
1967-4-28
12730
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
JROH5145
Eragrostis mexicana subsp. virescens
John Rawlings
2009-7-23
1027
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In the dry creek bed of San Francisquito Creek near the Dennis Martin site
71
Comment
JROH5879
Eragrostis pectinacea var. pectinacea
Ann Lambrecht
2006-7-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Sand Hill Road fence 5 or 6 m from Bear Creek crossing.
89
Comment
CDA4539
Erechtites minimus
P. Arnaud
1958-7-13
839 -58
San Mateo
San Mateo County Memorial Park.
0
Comment
JROH3147
Eriastrum abramsii
Richard L. Garber
1971-5-11
5
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC512627
Eriastrum abramsii
Lewis S. Rose
1937-9-21
37659
San Mateo
Emerald Lake
182
Comment
JROH3149
Eriastrum abramsii
Carol Zabel
1989-4-19
11
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road E, opposite madrone tree with fixed ropes for madrone study
Comment
JROH646
Erigeron bonariensis
John H. Thomas
1976-10-16
18411
San Mateo
Jasper Ridge Biological Preserve, Stanford University; now dry delta in Searsville Lake at the mouth of Corte de Madera Creek
Comment
JROH690
Erigeron foliosus var. foliosus
John H. Thomas
1971-5-30
15968
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH691
Erigeron foliosus var. foliosus
John H. Thomas
1973-6-10
16807
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH689
Erigeron foliosus var. foliosus
W. R. Dudley
1895-6-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; top of ridge near Searsville Dam, Portola Valley
Comment
CAS-BOT-BC295086
Erigeron glaucus
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
San Bruno Mountain
Comment
CAS-BOT-BC295087
Erigeron glaucus
Walter Knight; Irja Knight; Elizabeth McClintock
1963-9-2
s.n.
San Mateo
San Bruno Mountain. Power Line Ridge
Comment
CAS-BOT-BC295075
Erigeron glaucus
Daniel Cohen
1953-5-9
91
San Mateo
Between Pescadero and San Gregorio
Comment
CAS-BOT-BC300063
Erigeron philadelphicus
Elizabeth McClintock; Philip Wheeler
1967-6-11
s.n.
San Mateo
San Bruno Mountain. To south of new Guadalupe Parkway just before it meets Radio Road
Comment
CAS-BOT-BC253198
Eriogonum fasciculatum
Lewis S. Rose
1941-9-21
41455
San Mateo
Intersection of Alpine Creek Road and Skyline Blvd.
609
Comment
POM193637B
Eriogonum gracile
L. R. Abrams
1902-9-21
2988
San Mateo
Crystal Lake
Comment
UC912833
Eriogonum gracile
Lewis S. Rose
1941-9-2
41432
San Mateo
w Redwood City; Emerald Lake
91
Comment
JEPS111098
Eriogonum gracile
Zoe Ellis Chandik
1992-7-14
92 -5
San Mateo
on east side of Hwy 280, 0.3 miles north of Woodside Road
Comment
CAS-BOT-BC251991
Eriogonum latifolium
Alice Eastwood
1937-7-25
18884
San Mateo
Pebble Beach, Pescadero
Comment
JEPS56786
Eriogonum latifolium
William S. Cooper
1925-5-28
10
San Mateo
Salada
Comment
UC1349016
Eriogonum latifolium
Robert F. Thorne and P. Everett
1963-6-9
32238
San Mateo
top of San Bruno Mountain San Bruno Mountain
335
Comment
CAS-BOT-BC264772
Eriogonum luteolum
George Oberlander
1949-7-30
349
San Mateo
San Francisco Watershed Reserve, south boundary
Comment
POM165227
Eriogonum luteolum
C. F. Baker
1902-9-10
1674
San Mateo
Crystal Springs Lake
Comment
JROH3232
Eriogonum luteolum var. luteolum
John H. Thomas
1972-8-18
16146
San Mateo
Jasper Ridge Biological Preserve, Stanford University
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
POM165061
Eriogonum nudum var. auriculatum
A. D. E. Elmer
1903-06
4311
San Mateo
Crystal Springs Lake.
Comment
RSA766375
Eriogonum nudum var. auriculatum
D. D. Keck
1931-10-5
1278
San Mateo
Between Woodside and Crystal Springs Lake.
Comment
UCD100531
Eriogonum nudum var. auriculatum
Marilyn Ivey
1973-5-30
67
San Mateo
Farm Hill Blvd., 2 miles east of Canada College.
Comment
CAS-BOT-BC304069
Eriophyllum confertiflorum
Elsie Zeile
1909-5-20
s.n.
San Mateo
Burlingame
Comment
RSA18308
Eriophyllum confertiflorum
C. B. Wolf
1927-5-31
408
San Mateo
North end of Searsville Lake.
Comment
UCSB55462
Eriophyllum confertiflorum
Powell, Jerry
1972-3-10
San Mateo
Mt. San Bruno
Comment
POM288449
Eriophyllum confertiflorum
Lyman Benson
1937-6-24
8389
San Mateo
Caol Mine Ridge, Stanford University, Santa Cruz Mt. Range, S. F. Bay Watershed
366
Comment Read comments Oct 24 2014
JROH697
Eriophyllum confertiflorum var. confertiflorum
John H. Thomas
1967-5-31
12942
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
LA203569
Eriophyllum confertiflorum var. confertiflorum
Lewis S. Rose;
1933-5-17
33176
San Mateo
Redwood City
Comment
CAS-BOT-BC301258
Eriophyllum lanatum var. arachnoideum
W. R. Dudley
1893-5-27
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near La Honda
Comment
CAS-BOT-BC301266
Eriophyllum lanatum var. arachnoideum
C. F. Leitholt
1893-5-27
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near Summit Springs, Kings Mountain
Comment
CAS-BOT-BC301267
Eriophyllum lanatum var. arachnoideum
George Oberlander
1950-7-15
1019
San Mateo
San Francisco Watershed Reserve
Comment
POM53930
Eriophyllum lanatum var. arachnoideum
C. F. Baker
1902-5-10
797
San Mateo
Kings Mountain.
Comment
RSA18518
Eriophyllum lanatum var. arachnoideum
C. B. Wolf
1927-7-14
601
San Mateo
Summit of Kings Mountain Rd.
Comment
UC1377806
Eriophyllum latilobum
W. J. Dress
1951-5-30
3274
San Mateo
roadside bank in canyon sw of San Mateo
Comment Read comments Mar 6 2006
CAS-BOT-BC301973
Eriophyllum staechadifolium
Dr. Barton W. Evermann
1924-6-22
s.n.
San Mateo
Ano [Ano] Nuevo Island
Comment
JEPS34470
Eriophyllum staechadifolium
L. R. Heckard and Rimo Bacigalupi
1963-7-2
1359
San Mateo
trail to (nw slope) Montara Peak (above old county road)
304
Comment
POM204323
Eriophyllum staechadifolium
I. L. Wiggins
1929-7-4
3793
San Mateo
Pescadero Beach
Comment
POM358129
Eriophyllum staechadifolium
E. A. Purer
1933-7-27
5395
San Mateo
2 miles south of Pigeon Point.
Comment
RSA17884
Eriophyllum staechadifolium
C. B. Wolf
1927-6-29
s.n.
San Mateo
Pescadero.
Comment
CAS-BOT-BC301965
Eriophyllum staechadifolium
Carl B. Wolf
1930-11-5
1808
San Mateo
2 miles south of San Gregorio
60
Comment
CAS-BOT-BC301978
Eriophyllum staechadifolium
Elizabeth McClintock
1967-6-24
s.n.
San Mateo
San Bruno Mountain. Radio Road
Comment
UCSB10755
Eriophyllum staechadifolium
Myrick, Donald
1966-6-11
San Mateo
Near Pescadero Creek off Highway #1 south of San Francisco
Comment
SEINET12182144
Erodium cicutarium
Unknown
1930-1
7322
San Mateo
Jaspar Ridge
Comment Read comments Oct 31 2021
CAS-BOT-BC54827
Erysimum franciscanum
Alice Eastwood
1903-2-8
3237
San Mateo
Spring Valley.
Comment
CAS-BOT-BC54832
Erysimum franciscanum
G. B. Rossbach
1955-3-12
566
San Mateo
Southeast end Buriburi Ridge, northwest side of San Mateo Creek.
76
Comment
CAS-BOT-BC54839
Erysimum franciscanum
G. B. Rossbach; R. P. Rossbach
1938-3-15
800
San Mateo
East side Crystal Springs Lake.
106
Comment
CAS-BOT-BC54857
Erysimum franciscanum
G. B. Rossbach; R. P. Rossbach
1939-4-2
908 a fl. 908b fr.
San Mateo
Just above and west of south end of San Andreas Lake.
213
Comment
CAS-BOT-BC54871
Erysimum franciscanum
J. H. Thomas
1960-3-11
8540
San Mateo
Near intersection of Bunker Hill Road and Skyline Drive.
91
Comment
CAS-BOT-BC54876
Erysimum franciscanum
C. F. Baker
1902-3-22
342
San Mateo
Crystal Spring Lakes.
Comment
POM176893
Erysimum franciscanum
Roxana S. Ferris
1921-4-7
s.n.
San Mateo
San Bruno Mountains
183
Comment
RSA101923
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.
122
Comment
SBBG92004
Erysimum franciscanum
H. E. and S. T. Parks
1930-3-10
401
San Mateo
Spring Valley Lakes
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
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
UC1034933
Erysimum franciscanum
G. B. and R. P. Rossbach
1939-4
907 a & b
San Mateo
above rd. n. end of Sawyer Ridge (between San Andreas Lake & San Mateo Creek)
289
Comment
UC1034936
Erysimum franciscanum
G. B. and R. P. Rossbach
1939-5-12
913
San Mateo
dunes just back of high sea-cliff 1 1/2 mi n Sharp Park (Salada Beach)
Comment
UC136093
Erysimum franciscanum
C. F. Baker
1903-4-6
1885
San Mateo
San Bruno Hills
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-BC403543
Eschscholzia californica
H. A. Dutton
1900-2-11
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
Comment
CAS-BOT-BC403560
Eschscholzia californica
Walter Knight; Irja Knight
1964-4-25
632
San Mateo
San Bruno Mountain. Power Line Ridge
Comment
JROH3094
Eschscholzia californica
John H. Thomas
1967-6-1
12963
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC403548
Eschscholzia californica
John H. Thomas
1963-5-20
10098
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
RSA3091
Euonymus occidentalis
C. B. Wolf
1931-8-21
1203
San Mateo
0.5 mi above east base of La Honda Grade; Santa Cruz Mts.
244
Comment
UC1071565
Euonymus occidentalis var. occidentalis
N. K. Carlson
1935-7-3
117
San Mateo
3 mi. s. Bellvale; Santa Cruz Quad.
Comment
UC565994
Euonymus occidentalis var. occidentalis
A. E. Wieslander
1925-9-25
1
San Mateo
Pescadero Creek Santa Cruz Quad., Pescadero Creek
152
Comment
UC635625
Euonymus occidentalis var. occidentalis
Herbert L. Mason
1924-10-8
1110
San Mateo
2 1/2 mi. w. Palo Alto (n.w. end of Jasper Ridge); Jasper Ridge
Comment Read comments Sep 19 2011
RSA176579
Euphorbia lathyris
John H. Thomas
1964-6-28
10435
San Mateo
Along Half Moon Bay - Crystal Springs Lake road, about 2.2 mi, e of Half Moon Bay.
Comment
UCR121567
Euphorbia lathyris
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4993
San Mateo
Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek
61
Comment
CDA20071
Euphorbia lathyris
J. Beall
2002-10-7
PDR 065872
San Mateo
San Francisco Bay Area; 1/3 mi E of Butano Cutoff on Pescadero Creek Rd
0
Comment
JROH1966
Euphorbia lathyris
Carol Zabel and Ruth Porter
1999-5-17
41 b
San Mateo
Jasper Ridge Biological Preserve, Stanford University; north side of trail 12
Comment
RSA18354
Euphorbia lathyris
C. B. Wolf
1929-5-25
3734
San Mateo
2 miles from Pescadero on Alpine Creek.
Comment
CAS-BOT-BC389751
Euphorbia peplus
J. Nieri
1953-1-28
s.n.
San Mateo
Redwood City
Comment
CAS-BOT-BC310614
Eurybia radulina
C. F. Leitholt
1894-8-13
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Devils Canon [Canyon], Black Mountain
Comment
JROH528
Eurybia radulina
L. R. Abrams
1916-10-14
6350
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge
Comment
UCSC007760
Euthamia occidentalis
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC183620
Festuca arundinacea
Peter Rubtzoff
1976-6-13
8632
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction and northwest of Fog Forest.
Comment
JROH5474
Festuca bromoides
John Hunter Thomas
1984-4-24
23315
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC007754
Festuca bromoides
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC278284
Festuca californica
Dean Wm. Taylor
1988-4-8
9504
San Mateo
Santa Cruz Mountains. San Bruno Mountain, northern slope of southeast ridge of the mountain, near the ridgecrest. Right-of-way of eastern-most set of PGandE high-voltage powerlines crossing the mountain
237
Comment
CAS-BOT-BC278356
Festuca californica subsp. californica
W. R. Dudley
1900-3-17
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Ravine north of Seal Cove
Comment
CAS-BOT-BC278357
Festuca californica subsp. californica
W. R. Dudley
1902-4-26
s.n.
San Mateo
By Alpine Road
Comment
CAS-BOT-BC278349
Festuca californica subsp. californica
W. R. Dudley
1899-4-23
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Permanente Creek, north Branch
Comment
UC1106220
Festuca elmeri
Peter H. Raven
1950-6-3
2252
San Mateo
woods around San Andreas Lake San Andreas Lake
Comment
CAS-BOT-BC278472
Festuca idahoensis
George Oberlander
1950-4-23
799
San Mateo
San Francisco Watershed Reserve
Comment
JROH5486
Festuca microstachys
A. G. Vestal
1923-5-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5509
Festuca microstachys
John Rawlings
2005-3-30
0901
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Growing around and in cracks of serpentine rock outcrops in north-facing serpentine grassland (Area H), uphill and west of the exclosure.
146
Comment
RSA135767
Festuca occidentalis
W. R. Dudley
1895-06
s.n.
San Mateo
Pescadero Creek.
Comment
JROH5507
Festuca octoflora
John Rawlings
2009-5-4
1029
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in Trail 9 where the trail make a sharp bend below the holly-leaved cherry alley and trends slightly uphill
142
Comment
OBI21962
Festuca perennis
Lewis S. Rose
1956-7-2
56116
San Mateo
Skyline Blvd, Hills W of San Mateo
183
Comment
CAS-BOT-BC279053
Festuca rubra
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
San Bruno Mountain
Comment
RSA86699
Festuca rubra
D. D. Keck
1932-5-6
1478
San Mateo
Above Millbrae Highlands
Comment
CAS-BOT-BC77693
Ficus carica
Elizabeth McClintock; Paul Reeberg
1988-5-12
s.n.
San Mateo
Juncus Ravine
Comment
CAS-BOT-BC166812
Foeniculum vulgare
Peter Rubtzoff
1978-9-16
9269
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; in upper part of East Fork Colma Creek canyon.
Comment
JEPS44879
Fragaria chiloensis
W. L. Jepson
1921-4-3
9115
San Mateo
canyon near Colma
Comment
UC203052
Fragaria chiloensis
A. D. E. Elmer
Apr 1903
4799
San Mateo
San Pedro
Comment
CAS-BOT-BC437028
Fragaria chiloensis
A. D. E. Elmer
1903-4-1
4799
San Mateo
San Pedro
Comment
CAS-BOT-BC437032
Fragaria chiloensis
W. R. Dudley
1900-3-18
s.n.
San Mateo
San Pedro Valley near beach, Santa Cruz Peninsula
Comment
RSA523866
Fragaria chiloensis
Chris E. True
1937-3-31
616
San Mateo
Salada Beach.
610
Comment
JROH3664
Fragaria vesca
John H. Thomas
1976-10-16
18427
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3671
Fragaria vesca
John Hunter Thomas
1985-4-25
23564
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1127972
Fragaria vesca
H. S. Yates
1935-2-3
5006
San Mateo
0.5 mi se Pigeon Pt.; Santa Cruz Quad.
30
Comment
UCD113240
Fragaria vesca
Janet Jacob
1951-4-1
62
San Mateo
7 miles east of Pescadero.
Comment
UC917281
Fragaria vesca
W. A. Harvey and J. M. Tucker
1948-6-29
1705
San Mateo
just w road to Portola State Park jct with Highway 5 (Skyline Blvd) (beside road to Portola State Park)
Comment
CAS-BOT-BC457525
Fragaria vesca subsp. californica
Elizabeth McClintock
1967-9-24
s.n.
San Mateo
Crocker Avenue, San Bruno Mountain
Comment
CAS-BOT-BC53597
Frangula californica subsp. tomentella
John H. Thomas
1969-10-19
15484
San Mateo
near Canada College, Redwood City, just off of Farm Hill Blvd
Comment
SEINET3558049
Frankenia grandifolia
Lewis S. Rose
1933-7-20
33304
San Mateo
Granada Sea Beach.
Comment
CAS-BOT-BC223552
Fraxinus latifolia
George Oberlander
1949-8-20
367
San Mateo
San Francisco Watershed Reserve. Below San Andreas Dam
Comment
UCD122086
Fraxinus latifolia
Alan T. Whittemore
1976-5-29
108
San Mateo
Crystal Springs Canyon, San Mateo Creek, 1/2 mile east of dam on Crystal Springs Road.
39
Comment
CAS-BOT-BC130122
Fritillaria affinis
L. R. A.
1902-4-13
2339
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC130133
Fritillaria affinis
A. D. E. Elmer
1903-5-1
5045
San Mateo
Portola
Comment
CAS-BOT-BC130138
Fritillaria affinis
Eric Walther
1920-5-9
s.n.
San Mateo
Woodside
Comment
JROH4685
Fritillaria affinis
John H. Thomas
1977-4-29
18573
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC143428
Fritillaria affinis
C. F. Baker
Mar 1903
5047
San Mateo
Crystal Springs Lake
Comment
POM196512
Fritillaria affinis
Lucile Roush
1917-3-31
s.n.
San Mateo
Santa Cruz Mountain peninsula; Sierra Morena
Comment
POM196569
Fritillaria affinis
Roxana S. Ferris
1921-3-21
2121
San Mateo
Ano Nuevo Point
Comment
SEINET8501280
Fritillaria affinis
L. M. Henry, M. E. Springer
1946-7-21
371
San Mateo
La Honda
Comment
CAS-BOT-BC130383
Fritillaria liliacea
Lewis S. Rose
1933-4-2
33049
San Mateo
Redwood City
Comment
JEPS61918
Fritillaria liliacea
W. L. Jepson
1914-3-22
5732
San Mateo
Redwood City
Comment
RSA0037218
Fumaria
Peter Rubtzoff
1988-5-12
9921
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; NW part of the area, near the old Guadalupe Road between Bog Trail and Saddle Trail Junctions.
Comment
RSA101002
Galium aparine
G. Oberlander
1949-4-30
113
San Mateo
Pilarcitos Canyon. San Francisco Watershed Reserve.
Comment
UCD166156
Galium californicum
Jack Major; M. Forde and S. Bamberg
1962-4-3
741 a
San Mateo
Above Coastways Ranch on Finney Creek. (Exact location unknown. Coordinates estimated by label maker.)
Comment
JROH3784
Galium californicum subsp. californicum
James McMurphy
1906-8-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3797
Galium murale
John H. Thomas
1975-4-19
17790
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3799
Galium murale
John H. Thomas
1976-4-30
18103
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
JEPS83562
Galium trifidum var. pacificum
Dean W. Taylor
1987-8-20
9310
San Mateo
between Whitehorse Creek and Cascade Creek (about spring/seep); Santa Cruz Mts., Cascade Ranch state park area
76
Comment
JROH798
Gamochaeta ustulata
John Hunter Thomas
1983-5-23
22239
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack side & low-flow crossing
Comment
JROH796
Gamochaeta ustulata
John Hunter Thomas
1983-4-14
21403
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
CAS-BOT-BC194560
Garrya elliptica
Lewis S. Rose
1962-2-5
62001
San Mateo
San Andreas Lake
152
Comment
CAS-BOT-BC194569
Garrya elliptica
Lewis S. Rose
1962-2-5
62001
San Mateo
San Andreas Lake
152
Comment
JROH2540
Garrya elliptica
W. R. Dudley
1899-6-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM222795
Garrya elliptica
K. L. Dole
1909-2-27
s.n.
San Mateo
Jasper Ridge.
183
Comment
RSA181583
Garrya elliptica
E. A. McGregor
1907-2-10
s.n.
San Mateo
Jasper Ridge.
244
Comment
SEINET4041731
Garrya elliptica
D. Demaree
1930-1
7312
San Mateo
Los Trancos Woods.
Comment
RSA116686
Garrya elliptica
Helen M. Edwards
1917-02
s.n.
San Mateo
Los Traucos Canon [Canyon].
Comment
POM132534
Garrya veatchii
Jos. Burtt Davy
1893-06
s.n.
San Mateo
Pilarcitos Lake and Canon [Canyon].
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
CAS-BOT-BC278665
Gastridium phleoides
C. F. Leitholt
1894-7-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula. La Honda
Comment
JROH5193
Gastridium phleoides
John Hunter Thomas
1983-6-29
22719
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA19877
Gastridium phleoides
L. Kuwahara
2002-5-17
PDR P 120137
San Mateo
San Francisco Bay Area; Growing from rock used to resurface roads on watershed property.
0
Comment
CDA5303
Gaura sinuata
G. D. Barbe
1974-6-4
1824
San Mateo
Middle Fork San Pedro Creek, southeast of Oddstad Boulevard, Linda Mar District.
0
Comment
JROH2006
Genista monspessulana
John H. Thomas
1961-5-5
9208
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below Searsville Dam
76
Comment
CAS-BOT-BC166682
Geranium dissectum
Peter Rubtzoff
1976-5-22
8546
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
JROH2625
Geranium molle
John H. Thomas
1967-3-26
12422
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD103506
Geranium robertianum
Carolyn Lundquist
1994-5-30
24
San Mateo
Henrik Ibsen Park, 13800 Skyline Blvd. Woodside, CA.
609
Comment
JROH3155
Gilia achilleifolia subsp. multicaulis
John H. Thomas
1977-4-19
18533
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA185797
Gilia capitata subsp. abrotanifolia
Josephine Randall
1908-5-1
s.n.
San Mateo
Corte de Madera Canon near Alpine RoadSanta Cruz Peninsula
Comment
SEINET3869111
Ginkgo biloba
Bill Popin
1988-10-9
44
San Mateo
Central Park.; 0
Comment
CAS-BOT-BC303683
Glebionis coronaria
Robert S. Jr. Cox
1946-8-10
s.n.
San Mateo
Half Moon Bay
Comment
CAS-BOT-BC303849
Gnaphalium
John H. Thomas
1961-5-7
9286
San Mateo
San Bruno Mt in N part of county
396
Comment
CDA6003
Gnaphalium canescens subsp. beneolens
A. C. Browne
1950-8-12
San Mateo
Alpine Creek.
0
Comment
SEINET11849363
Gnaphalium chilense
L. K. Henry
1956-1
s.n.
San Mateo
along Pacific Ocean at Pigeon Point Lighthouse on Rt. 1
Comment
RSA15291
Gnaphalium luteoalbum
C. B. Wolf
1927-4-3
259
San Mateo
1 mile above La Honda.
Comment
CAS-BOT-BC344857
Gnaphalium palustre
Peter Rubtzoff
1975-10-11
8423
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains.
Comment
POM358932
Gnaphalium ramosissimum
E. A. Purer
1933-8-13
5420
San Mateo
Near Belmont
Comment
CAS-BOT-BC304503
Grindelia hirsutula
Le Roy Abrams
1901-9-1
2221
San Mateo
Cooleys Landing
Comment
CAS-BOT-BC304508
Grindelia hirsutula
W. R. Dudley
1894-1-28
s.n.
San Mateo
Santa Cruz Peninsula. Redwood Creek
Comment
CAS-BOT-BC304522
Grindelia hirsutula
David D. Keck
1934-7-7
294307
San Mateo
Pigeon Point
Comment
CAS-BOT-BC304533
Grindelia hirsutula
Lewis S. Rose
1933-7-21
33306
San Mateo
Montara
Comment
CAS-BOT-BC304538
Grindelia hirsutula
John Thomas Howell
1933-5-26
11348
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC304561
Grindelia hirsutula
Lewis S. Rose
1933-6-9
33221
San Mateo
San Andreas Lake
Comment
JEPS29417
Grindelia hirsutula
L. R. Heckard
1961-7-16
1264
San Mateo
across road from transmitting station KQED (near summit of San Bruno Mt.); San Bruno Mt.
335
Comment
POM203263
Grindelia hirsutula
J. T. Howell
1933-5-26
11348
San Mateo
Crystal Springs Lake.
Comment
UC1118555
Grindelia hirsutula
G. E. Sindel
1935-7-25
309
San Mateo
0.25 mi n of Pescadero Creek (near mouth) Santa Cruz Quadrangle
6
Comment
UC483491
Grindelia hirsutula
Ira L. Wiggins
1929-7-4
3799
San Mateo
sea bluffs at Pescadero Beach Pescadero Beach
Comment
CAS-BOT-BC304511
Grindelia hirsutula
Robert Robertson
1954-4-14
77
San Mateo
N.W. of Palo Alto Yacht Club
3
Comment
RSA0116908
Grindelia stricta var. angustifolia
Lyman Benson
1945-7-29
11839
San Mateo
Bayshore Highway at San Carlos.
3
Comment
POM204326
Grindelia stricta var. platyphylla
I. L. Wiggins
1929-7-4
3799
San Mateo
Pescadero Beach
Comment
RSA97498
Grindelia stricta var. platyphylla
L. S. Rose
1954-8-29
54114
San Mateo
Montara.
Comment
JROH439
Hedera helix
John H. Thomas
1967-6-1
12974
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC158035
Hedera helix
Phillip Wheeler; Elizabeth McClintock
1965-6-13
s.n.
San Mateo
Radion Road near KRON station
Comment
CAS-BOT-BC306285
Hedypnois cretica
Thayne C. Parks
1963-5-28
321
San Mateo
In Woodside Road, about 2 miles east of summit
Comment
HSC23888
Helenium puberulum
Mary Katherine Wicksten
1971-6-22
94
San Mateo
Huddart Park; by Madrone Area, toward Miwok Shelter
Comment
UCD18540
Helenium puberulum
Roman Gankin
1950-7-4
8
San Mateo
east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside.
609
Comment
JROH863
Helianthella californica var. californica
John Hunter Thomas
1991-5-9
25042
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC305333
Helianthella castanea
Miss E. Cannon
1899-9-1
s.n.
San Mateo
South San Francisco hills
Comment
CAS-BOT-BC305338
Helianthella castanea
G. Ward
1941-4-12
s.n.
San Mateo
Brisbane hills
Comment
CAS-BOT-BC224055
Helianthemum scoparium
W. R. Dudley
1898-4-15
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Jasper Ridge near Stanford University
Comment
JROH1837
Helianthemum scoparium
John H. Thomas
1969-5-28
15077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA176823
Helianthemum scoparium var. scoparium
John H. Thomas
1961-5-5
9220
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
152
Comment
CAS-BOT-BC305629
Helianthus californicus
George Oberlander
1950-4-23
880
San Mateo
San Francisco Watershed Reserve. Near stone gate south of Lower Crystal Spr. Lake
Comment
CAS-BOT-BC314910
Hemizonia congesta subsp. luzulifolia
Ned Cahill
1974-4-29
203
San Mateo
Near the intersection of Canada and Edgewood Roads about 3 mi. westward from Redwood City
Comment
CAS-BOT-BC314919
Hemizonia congesta subsp. luzulifolia
John H. Thomas
1959-8-22
8078
San Mateo
Jasper Ridge, about 5 miles southwest of Palo Alto
182
Comment
JEPS127874
Hemizonia congesta subsp. luzulifolia
Adam C. Schneider
2013-5-17
185
San Mateo
Crystal Springs Reservoir.
Comment
JROH864
Hemizonia congesta subsp. luzulifolia
John H. Thomas
1959-8-22
8078
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH868
Hemizonia congesta subsp. luzulifolia
John H. Thomas
1974-10-26
17635
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH873
Hemizonia congesta subsp. luzulifolia
John Hunter Thomas
1988-8-21
24562
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD133004
Hemizonia congesta subsp. luzulifolia
Lewis S. Rose
1964-9-5
64070
San Mateo
Emerald Lake, west of Redwood City.
243
Comment
SEINET11848417
Hemizonia corymbosa
E. A. Purer
1933-1
5339
San Mateo
Pigeon Point
Comment
RSA52665
Hemizonia corymbosa subsp. corymbosa
I. L. Wiggins
1949-7-2
12199
San Mateo
Pescadero Beach.
Comment
RSA94181
Hemizonia corymbosa subsp. corymbosa
D. D. Keck
1932-5-11
1765
San Mateo
1 mile E of San Gregorio.
50
Comment
POM296654B
Hemizonia luzulifolia
L. S. Rose
1941-10-24
41470
San Mateo
Belmont.
6
Comment
SEINET11848430
Hemizonia luzulifolia
E. A. Purer
1933-1
5398
San Mateo
Bayshore Highway
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
RSA81595
Hemizonia luzulifolia subsp. rudis
James I. McMurphy
1910-8-24
s.n.
San Mateo
Corte Madera Creek.
Comment
RSA81652
Hemizonia luzulifolia subsp. rudis
James I. McMurphy
1908-8-20
s.n.
San Mateo
2/3 [of the way] from causeway to entrance of canyon, Crystal Springs Lakes.
Comment
UC1084378
Heracleum lanatum
G. Thomas Robbins
1937-4-11
75
San Mateo
along Skyline Blvd. s. of San Francisco
Comment
RSA176771
Heracleum maximum
John H. Thomas
1961-5-5
9210
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam.
76
Comment
POM287747
Heracleum maximum
Lyman Benson
1931-4-13
2710
San Mateo
Behind Stanford University, bottom land at junction with Corte Madera Creek
Comment
POM287748
Heracleum maximum
Lyman Benson
1931-4-13
2710
San Mateo
Behind Stanford University, bottom land at junction with Corte Madera Creek
Comment
JROH895
Hesperevax sparsiflora var. sparsiflora
John Hunter Thomas
1984-4-2
23273 3 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge fence
Comment
JROH903
Hesperevax sparsiflora var. sparsiflora
John Hunter Thomas
1992-5-5
25218
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam and vicinity
Comment
JROH4228
Hesperocnide tenella
John H. Thomas
1974-5-19
17384
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4231
Hesperocnide tenella
John Hunter Thomas
1981-5-5
20539
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC007738
Hesperocyparis macrocarpa
Becky Hendricks, Chris Lay
2012-6-22
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC176214
Hesperolinon congestum
Hester R. Davis
1920-6-1
179
San Mateo
Back of Redwood City
Comment
JEPS82918
Hesperolinon congestum
Roy E. Buck and Randall A. Morgan
1983-6-7
339
San Mateo
top of small knoll on w side of CA Hwy 92 near Highway I-280 interchange (just e of Upper Crystal Springs Lake); San Francisco Watershed Reserve
137
Comment
RSA112351
Hesperolinon congestum
L. R. Abrams
1920-6-1
7497
San Mateo
Back of Redwood City.
Comment
RSA187337
Hesperolinon congestum
Fay Gilbert
1920-6-1
s.n.
San Mateo
Back of Redwood City.
Comment
UC1219880
Hesperolinon congestum
John H. Thomas
1961-5-14
9379
San Mateo
road bank and outcropping just n dam on San Mateo Creek
121
Comment
JROH2927
Hesperolinon micranthum
John H. Thomas
1968-5-22
14460
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2929
Hesperolinon micranthum
D. E. Breedlove
1971-5-31
19382
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH2935
Hesperolinon micranthum
John Hunter Thomas
1983-6-29
22707
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1212270
Hesperolinon micranthum
Helen K. Sharsmith
1947-6-3
3975
San Mateo
above Redwood City; Outer South Coast Ranges
152
Comment
UC1601216
Hesperolinon micranthum
Helen K. Sharsmith
1947-6-3
3976
San Mateo
near upper Crystal Springs Lake; Outer South Coast Ranges
152
Comment
RSA451286
Heteromeles arbutifolia
E. A. Purer
1932-7-18
15930
San Mateo
Kings Mtn
Comment
JROH904
Heterotheca grandiflora
John Hunter Thomas
1982-9-23
21163
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD30675
Heterotheca sessiliflora subsp. bolanderi
Edith A. Purer
1933-8-4
5400
San Mateo
Along Bayshore Highway near Redwood City.
Comment
CAS-BOT-BC310767
Heterotheca sessiliflora subsp. echioides
Lewis S. Rose
1966-8-20
66087
San Mateo
San Bruno Mountain, Summit
365
Comment
JROH908
Heterotheca sessiliflora subsp. echioides
Carol Zabel
1989-8-27
34
San Mateo
Jasper Ridge Biological Preserve, Stanford University; lowest trail next to lake, downhill, east of Sun Field Station
Comment
UCR121560
Heuchera micrantha
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4975
San Mateo
Pescadero Creek Watershed, Pescadero Road just north of Loma Mar
107
Comment
CAS-BOT-BC420717
Heuchera micrantha
Elizabeth McClintock
1972-5-10
s.n.
San Mateo
San Bruno Mountain, rocky slope just below parking lot, summit of mountain
Comment
CAS-BOT-BC420895
Heuchera micrantha var. diversifolia
A. D. E. Elmer
1903-7-1
4762
San Mateo
Pilarcitos Stone Dam
Comment
CAS-BOT-BC319636
Hieracium albiflorum
Josephine D. Randall
1907-6-29
82
San Mateo
Portola Valley, Santa Cruz Peninsula
Comment
CAS-BOT-BC319637
Hieracium albiflorum
Josephine D. Randall
1907-7-28
83
San Mateo
Iverson's near Peter's Creek, Santa Cruz Peninsula
Comment
UCR121585
Hieracium argutum
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4964
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
RSA120374
Hierochloe occidentalis
Le Roy Abrams
1904-3-7
s.n.
San Mateo
Bear Gulch, Santa Cruz Mountains
Comment
RSA187345
Hierochloe occidentalis
John H. Thomas
1954-4-3
3820
San Mateo
Along San Gregorio Creek about 1.5 miles west of La Honda.
107
Comment
UC1137088
Hierochloe occidentalis
August L. Hormay
1932-3-6
San Mateo
near Pescadero (redwood belt); Blumequist Mill
Comment
CAS-BOT-BC55444
Hirschfeldia incana
George Oberlander
1949-7-24
290
San Mateo
San Francisco Watershed. Grassland about San Andreas Lake.
Comment
JROH5577
Hirschfeldia incana
John Rawlings
2012-7-9
1203
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
106
Comment
CAS-BOT-BC55436
Hirschfeldia incana
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountains. Base of Quarry 2.
Comment
RSA0017050
Hoffmannseggia glauca
T. S. Brandegee
1889-2-2
s.n.
San Mateo
San Gregorio
Comment
RSA134378
Hoita orbicularis
L. S. Rose
1959-6-24
59031
San Mateo
San Mateo, Black Mtn. Rd. near Skyline Blvd.
122
Comment
SEINET954025
Hoita orbicularis
Lewis S. Rose
1959-1
59031
San Mateo
San Mateo, Black Mtn. Rd. near Skyline Blvd.
122
Comment
CAS-BOT-BC289252
Holcus lanatus
Walter Knight; Irja Knight; Elizabeth McClintock; Carlyn Halde
1963-6-23
s.n.
San Mateo
Lower Part of Colma Canyon, San Bruno Mountain
Comment
JROH5207
Holcus lanatus
John H. Thomas
1973-6-15
16837
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5217
Holcus lanatus
John Hunter Thomas
1989-5-30
24756
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5219
Holcus lanatus
W. Lennihan
1989-6-27
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 12 (Mapache), low area before Trail 10 goes uphill; left side of trail coming from lake.
Comment
NY42430
Holodiscus discolor
J. B. Walker
1994-8-14
908
San Mateo
Pomponio Creek Rd, 5km S of junction of Hwy 84 & Hwy 1
10
Comment
POM141561
Holodiscus discolor
C. F. Baker
1902-9-2
1552
San Mateo
Crystal Springs Lake.
Comment
RSA262239
Holodiscus discolor
John H. Thomas
1971-5-30
15982
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC150056
Holodiscus discolor var. discolor
A. D. E. Elmer
1903-6-1
4274
San Mateo
San Mateo
Comment
RSA181232
Hordeum brachyantherum
John H. Thomas
1963-5-20
10111
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
CAS-BOT-BC284679
Hordeum brachyantherum subsp. brachyantherum
David D. Keck
1932-5-6
1463
San Mateo
Belmont
Comment
CAS-BOT-BC284681
Hordeum brachyantherum subsp. brachyantherum
A. D. E. Elmer
1903-6-1
4851
San Mateo
Crystal Springs Lake
Comment
SJSU15222
Hordeum brachyantherum subsp. brachyantherum
Toni Corelli
2011-5-23
704
San Mateo
Bean Hollow State Beach, Arroyo de los Frijoles Trail. Coastal bluff top south of Bean Hollow Beach
7
Comment
CAS-BOT-BC289533
Hordeum brachyantherum subsp. californicum
Ned Cahill
1974-4-29
183
San Mateo
Near the intersection of Canada and Edgewood Roads about 3 mi westward from Redwood City
Comment
JROH5222
Hordeum brachyantherum subsp. californicum
John H. Thomas
1975-5-26
17916
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC285153
Hordeum marinum subsp. gussoneanum
Le Roy Abrams
1901-5-1
1660
San Mateo
Cooley's Landing
Comment
CAS-BOT-BC289463
Hordeum murinum subsp. leporinum
Walter Knight; Irja Knight
1964-4-13
s.n.
San Mateo
Power Line Ridge, San Bruno Mountain
Comment
CAS-BOT-BC271352
Hordeum vulgare
John H. Thomas
1971-4-25
15793
San Mateo
Intersection of Interstate 280 and Sand Hill Road behind Stanford Univ. Campus
Comment
CAS-BOT-BC271361
Hordeum vulgare
W. R. Dudley
1896-4-4
s.n.
San Mateo
Near Crystal Springs, Santa Cruz Mountain Peninsula
Comment
RSA18459
Horkelia californica
Carl B. Wolf
1927-6-29
548
San Mateo
South of Pebble Beach near Pescadero.
Comment
UC1128147
Horkelia californica
H. S. Yates
1935-2-3
5008
San Mateo
1/2 mi se Pigeon Pt.; Santa Cruz quad.
30
Comment
CAS-BOT-BC536143
Horkelia californica
L. R. Abrams
1926-5-26
11219
San Mateo
San Bruno Hills near Daly City
Comment
CAS-BOT-BC536148
Horkelia californica
Elizabeth McClintock; Carlyn Halde
1963-6-23
s.n.
San Mateo
Below parking lot, San Bruno Mountain
Comment
CAS-BOT-BC143924
Horkelia cuneata var. sericea
A. D. E. Elmer
1903-4-1
5036
San Mateo
Cemeteries
Comment
JROH5610
Hyacinthoides hispanica
John Rawlings
2014-4-1
1213
San Mateo
Jasper Ridge Biological Preserve, Stanford University; about 10 meters east of Trail 20.
85
Comment
CDA5496
Hydrocotyle sibthorpioides
T. C. Fuller
1970-5-12
19531
San Mateo
Emily Brown property, 3045 Ralston Avenue, Burlingame.
0
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
UCD160242
Hypericum canariense
Christopher Dillis
2015-5-15
5
San Mateo
South of Pescadero on Hwy 1 (Cabrillo Hwy), 400 m south of Highway Brewing Company, then east 120 m on unmarked 1-lane dirt road; 10 m southwest of intersection with Old Coast Highway.
200
Comment
JROH914
Hypochaeris glabra
John H. Thomas
1966-4-22
11573
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH918
Hypochaeris glabra
John H. Thomas
1975-4-19
17789
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC311491
Hypochaeris radicata
E. N. Crane
1915-5-1
s.n.
San Mateo
Burlingame
Comment
SEINET10560664
Hystrix californica
Adolph D. E. Elmer
Elmer 4700
San Mateo
Crystal Springs Lake.
Comment
POM168922
Iris douglasiana
C. F. Baker
1902-3-22
343
San Mateo
Crystal Springs Lake
Comment
UCSB18695
Iris douglasiana
Hutchinson, Sandra
1964-3-24
San Mateo
Crystal Springs Lake; Sawyer Camp Road; about 0.6 mile from Skyline Blvd; entrance off of Millbrae Ave
106
Comment
CAS-BOT-BC133649
Iris longipetala
Walter Knight; Irja Knight
1965-3-21
956
San Mateo
Along ridge near power lines at Brisbane end
Comment
CAS-BOT-BC133663
Iris longipetala
Alice Eastwood
1915-3-20
s.n.
San Mateo
San Bruno hills
Comment
CAS-BOT-BC133674
Iris longipetala
Walter Knight; Irja Knight
1964-3-16
985
San Mateo
Point San Bruno
Comment
HSC13892
Iris longipetala
L. S. Rose
1968-3-26
68009
San Mateo
S base of San Bruno Mtns., S San Francisco
30
Comment
SJSU15912
Isolepis carinata
John Rawlings, Sara Timby, Toni Corelli
2016-4-23
1738
San Mateo
South end of Bean Hollow bluff trail west of Hwy 1 south of Pescadero
8
Comment
CAS-BOT-BC112609
Isolepis cernua
John Hunter Thomas
1955-7-17
5290
San Mateo
Along the coast, 1.6 miles S of Dolan Creek.
91
Comment
CAS-BOT-BC112624
Isolepis cernua
E. B. Copeland
1903-6-15
3315
San Mateo
Montara Point
Comment
SEINET4170779
Isolepis cernua
Ira L. Wiggins, Roxana S. Ferris
1939-8-2
9290
San Mateo
Ano Nuevo Point
Comment
CAS-BOT-BC112630
Isolepis cernua
Elizabeth McClintock; P. Reeberg
1989-5-2
s.n.
San Mateo
In lower Owl Canyon
45
Comment
RSA0064344
Juncus 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 iwth Old Guadalupe Trail.
Comment
JROH5596
Juncus effusus subsp. pacificus
John Rawlings
2014-2-4
1206
San Mateo
Jasper Ridge Biological Preserve, Stanford University; ecotone between dominant Salix exigua on sandy lake shore and Typha angustifolia in drying Searsville lake bed, 50 m south of the boat landing and lab.
104
Comment
POM176267
Juncus occidentalis
E. B. Copeland
1903-03
3341
San Mateo
Searsville.
Comment
POM193864
Juncus occidentalis
A. D. E. Elmer
1903-06
4439
San Mateo
Crystal Springs Lake.
Comment
RSA195685
Juncus occidentalis
John H. Thomas
1967-5-10
12856
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC173697
Juncus occidentalis
Peter Rubtzoff
1978-5-18
9170
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Marshy area northwest of Fog Forest.
Comment
JROH4477
Juncus occidentalis
H. J. Dengler
1961-5-19
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old heron rookery
Comment
UC14912
Juncus occidentalis
Joseph Burtt Davy
1893-6-22
761
San Mateo
Lake Vilarcitos
Comment
HSC23957
Juncus patens
Mary Katherine Wicksten
1971-8-23
210
San Mateo
Huddart Park, ditch on way to Miwok Area
Comment
CAS-BOT-BC210147
Juncus phaeocephalus
Peter Rubtzoff
1978-7-8
9226
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
UCD163589
Juncus phaeocephalus
Peter Rubtzoff
1980-8-4
9561
San Mateo
Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Westernmost part of the area on slope across fence.
Comment
JROH4504
Juncus phaeocephalus var. paniculatus
John Rawlings
2010-5-19
1058
San Mateo
Jasper Ridge Biological Preserve, Stanford University. West edge of California semaphore grass vernal depression.
122
Comment
UCR121571
Juncus phaeocephalus var. phaeocephalus
George K. Helmkamp, E. A. Helmkamp
1999-6-28
5001
San Mateo
Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek
61
Comment
SJSU9859
Juncus tenuis
Roberta Sears
1968-5-25
81
San Mateo
Woodside, 2 mi NNW of Searsville Lake
Comment
JROH4520
Juncus xiphioides
John Hunter Thomas
1983-5-31
22317
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near boat dock
Comment
POM190453
Koeleria macrantha
D. D. Keck
1932-5-6
1476
San Mateo
Above Millbrae Highlands
Comment
RSA191942
Koeleria macrantha
R. F. Thorne, P. Everett
1963-6-9
32229
San Mateo
On top of San Bruno Mountain.
335
Comment
UCD86022
Koeleria macrantha
A. A. Beetle
1942-6-11
3597
San Mateo
rt. 5, 15 miles south of San Bruno.
Comment
CAS-BOT-BC273733
Koeleria pyramidata
Walter Knight; Irja Knight
1964-4-25
s.n.
San Mateo
San Bruno Mountain. Near Nike base
Comment
UCR256305
Lactuca virosa
Peter Rubtzoff, Roman Gankin
1975-9-11
8374
San Mateo
San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction
213
Comment
CAS-BOT-BC340706
Lactuca virosa
Walter Knight; Irja Knight
1963-7-27
s.n.
San Mateo
San Bruno Mountain. Saddle Camp
Comment
CAS-BOT-BC341633
Lagophylla ramosissima
LeRoy Abrams
1902-9-28
3003
San Mateo
Portola
Comment
CAS-BOT-BC341638
Lagophylla ramosissima
David D. Keck; W. M. Heusi
1929-10-24
500
San Mateo
Summit of Coast Range, Alpine Creek Road
765
Comment
UCD125097
Lamium amplexicaule
J. D. Skoss
1948-8-22
105
San Mateo
San Vicente Canyon, near Montara.
Comment
UCSC003370
Lasthenia
Randall Morgan
2001-5-9
3729
San Mateo
north edge of Montara, just north of Chart House restaurant, San Mateo County
Comment
CAS-BOT-BC339065
Lasthenia californica
John Thomas Howell
1933-5-26
11347
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC339073
Lasthenia californica
A. D. E. Elmer
1903-4-1
4738
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC339078
Lasthenia californica
H. A. Dutton
1910-3-25
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
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
JROH979
Lasthenia californica subsp. californica
John Hunter Thomas
1982-4-28
20877
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS9674
Lasthenia californica subsp. macrantha
Adele Lewis Grant
1917-5-6
939
San Mateo
Pebble Beach near Pescadero
3
Comment
SJSU11826
Lasthenia californica subsp. macrantha
P. D. Kinzli
1964-4-17
73
San Mateo
by outlet of Pescadero Cr into ocean
Comment
SEINET11811269
Lasthenia chrysostoma
Unknown
1933-1
49
San Mateo
Jasper Ridges
Comment
JEPS67909
Lasthenia glaberrima
L. R. Heckard and J. H. Thomas
1972-4-16
2892
San Mateo
ca 1.5 s Pulgas Water Temple (sw of Upper Crystal Springs Reservoir, along Old Canada road (private))
121
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-BC355539
Lasthenia glabrata var. glabrata
John H. Thomas
1956-4-8
5629
San Mateo
Near Bayshore Highway about 2 miles east of Redwood City
Comment
CAS-BOT-BC355541
Lasthenia glabrata var. glabrata
John H. Thomas
1971-5-2
15794
San Mateo
Near intersection of Canada Road and Edgewater [Edgewoodf?] Road, about 3 miles westward from Redwood City
152
Comment
JEPS10017
Lasthenia gracilis
W. L. Jepson
1921-4-3
9113
San Mateo
Colma Canyon northwestern end San Bruno Hills
Comment
JEPS35423
Lasthenia minor
W. L. Jepson
1921-4-3
9112
San Mateo
near Colma; Colma Canyon
Comment
SEINET7076116
Lasthenia minor
A. G. Vestal
1955-5-31
s.n.
San Mateo
Pescadero Beach [Pescadero State Beach]. (NAD 27; 37.2631? deg. North Latitude, 122.4118? deg. West Longitude, UTM Zone 10, 552155mE, 4124015mN). [GPS Coordinate: WGS84/NAD83].
Comment
CAS-BOT-BC368193
Lasthenia minor
James McMurphy
1909-6-13
s.n.
San Mateo
Colma to San Bruno hills
Comment
CHSC20641
Lathyrus jepsonii var. californicus
Robert A. Schlising; S. Banwar
1963-3-15
2447
San Mateo
Along King's Mtn. Road southeast of entrance to Huddart Park.
Comment
RSA22957
Lathyrus latifolius
L. R. Abrams, I. L. Wiggins, D. Abrams
1939-6-3
421
San Mateo
Roadside 3-4 miles east of San Gregorio, on La Honda Road.
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
POM163354
Lathyrus vestitus subsp. vestitus
R. C. Bacigalupi
1923-5-19
s.n.
San Mateo
Mt. Hamilton Range. Isabel Creek.
Comment Read comments Sep 21 2021
UC864588
Lathyrus vestitus var. vestitus
Lewis S. Rose
1932-5-3
32208
San Mateo
San Bruno
182
Comment
RSA254232
Lavatera arborea
Robert A. Norris
1975-3-31
2291
San Mateo
Near Crocker Avenue, San Bruno Mountains.
Comment
UCR122978
Lavatera cretica
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6799
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
CAS-BOT-BC323153
Layia chrysanthemoides
David D. Keck
1932-5-6
1487
San Mateo
Near Skyline Boulevard, west of Millbrae Highlands.
Comment
CAS-BOT-BC323158
Layia chrysanthemoides
David D. Keck
1932-4-29
1450
San Mateo
Redwood City.
Comment
CAS-BOT-BC323183
Layia chrysanthemoides
Donald A. Johansen
1933-5-27
803
San Mateo
Along Skyline Boulevard at junction of side road leading to Burlingame
Comment
SEINET11811294
Layia chrysanthemoides
Unknown
1932-1
9101
San Mateo
above Spring Valley Lake
Comment
CAS-BOT-BC321070
Layia gaillardioides
Rimo Bacigalupi
1923-4-29
s.n.
San Mateo
Dr. Williams' place, Old La Honda Grade near La Holda.
Comment
CAS-BOT-BC327361
Layia hieracioides
David D. Keck
1932-6-1
1796
San Mateo
Above Searsville Lake, on La Honda road, E slope of Santa Cruz Mountains
Comment
CAS-BOT-BC327477
Layia hieracioides
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain; base of Quarry 2.
Comment
CAS-BOT-BC327484
Layia hieracioides
Lewis S. Rose
1936-5-28
36309
San Mateo
Emerald Lake, W of Redwood City
91
Comment
CAS-BOT-BC327485
Layia hieracioides
Lewis S. Rose
1933-6-9
33218
San Mateo
3 mi W of San Bruno
Comment
CAS-BOT-BC327454
Layia hieracioides
David D. Keck
1933-5-11
2306
San Mateo
Skyline Boulevard, east of Salada, northern San Mateo County.
Comment
CAS-BOT-BC327510
Layia hieracioides
W. R. Dudley
1900-5-19
s.n.
San Mateo
La Honda Stage Road below Grand View Saloon
Comment
POM267958
Layia hieracioides
Jens Clausen
1941-7-1
1868
San Mateo
Base of Montara Mountain, near Montara.
91
Comment
CAS-BOT-BC382089
Layia platyglossa
A. D. E. Elmer
1903-4-1
5022
San Mateo
Crystal Springs Lake
Comment
SBBG39520
Layia platyglossa
L. S. Rose
1970-5-3
San Mateo
Black Mtn, Skyline Blvd, W of San Mateo
121
Comment
CAS-BOT-BC382080
Layia platyglossa
Le Roy Abrams
1901-5-5
1565
San Mateo
Woodside
Comment
SD67318
Layia platyglossa
Darley F. Howe
1967-4-14
4351
San Mateo
7.0 miles from San Mateo on road to Half Moon Bay.
120
Comment Read comments May 24 2013
POM54371
Layia platyglossa subsp. platyglossa
A. D. E. Elmer
1903-04
5022
San Mateo
Crystal Springs Lake.
Comment
POM298330
Layia platyglossa subsp. platyglossa
D. D. Keck
1932-5-6
1491
San Mateo
East side of Crystal Springs Lake.
61
Comment
RSA128806
Layia platyglossa subsp. platyglossa
Peter H. Raven
1950-4-16
1780
San Mateo
Colma Canyon, San Bruno Mountains.
183
Comment
RSA18086
Lemna gibba
Carl B. Wolf
1929-4-29
3662
San Mateo
Small reservoir, 1 mile S of Portola, San Mateo
Comment
CAS-BOT-BC534547
Lemna gibba
A. D. E. Elmer
1903-7-1
4765
San Mateo
San Pedro
Comment
CAS-BOT-BC527274
Lemna minuta
Roxana S. Ferris
1920-10-1
2100
San Mateo
1st mud lake, Coal Mine Ridge, Santa Cruz Mountain Peninsula
Comment
RSA135760
Leontodon leysseri
John H. Thomas
1956-7-2
6040
San Mateo
Along Graham Hill Road, 1.9 miles from Felton RR Station.
183
Comment
CAS-BOT-BC221536
Lepechinia calycina
Fred Hemphill
1973-4-22
721
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC221537
Lepechinia calycina
A. D. E. Elmer
1903-6-1
4416
San Mateo
San Mateo
Comment
JROH2787
Lepechinia calycina
John H. Thomas
1967-5-10
12860
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2794
Lepechinia calycina
John H. Thomas
1975-6-5
17935
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack
Comment
UC191843
Lepechinia calycina
Edward Lee Greene
1887-6-12
San Mateo
San Mateo
Comment
UC76164
Lepechinia calycina
Milo S. Baker
1904-5-15
San Mateo
near Burlingame
Comment
JROH1537
Lepidium latifolium
John Rawlings, Ann Lambrecht
2009-7-3
0923
San Mateo
Jasper Ridge Biological Preserve, Stanford University; north bank of Bear Creek
82
Comment
RSA285070
Lepidium latifolium
J. T. Howell
1978-7-18
53189
San Mateo
Airport Sheraton, Airport Blvd., Burlingame.
Comment
JROH1539
Lepidium nitidum
Daniel Cohen
1953-4-11
11
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on north shore of Searsville Lake
Comment
UC1301017
Lepidium nitidum
Helen K. Sharsmith
1963-2-16
5143
San Mateo
above Daly City; San Francisco Bay Region, San Bruno Mountain
106
Comment
CAS-BOT-BC226605
Leptosiphon ambiguus
Le Roy Abrams
1901-5-1
1561
San Mateo
Woodside
Comment
POM65851
Leptosiphon ambiguus
C. F. Baker
1902-5-4
753
San Mateo
Woodside.
Comment
RSA40290
Leptosiphon ambiguus
L. S. Rose
1948-5-16
s.n.
San Mateo
Emerald Lake, west of Redwood City.
152
Comment
JROH5663
Leptosiphon androsaceus
Herb Dengler
1970-4-15
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; East serpentine
Comment
CAS-BOT-BC300525
Leptosiphon liniflorus
R. K. Wellman
1981-5-14
027
San Mateo
Sawyer Camp Rd. in Hillborough [Hillsborough] city limits. 1/2 mi in from rd. start
15
Comment
JROH3189
Leptosiphon parviflorus
John H. Thomas
1961-4-8
9077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3187
Leptosiphon parviflorus
Daniel Cohen
1953-4-11
26
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near top of Jasper Ridge
Comment
JROH3194
Leptosiphon parviflorus
John Hunter Thomas
1990-4-19
24810
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville end of large open grassland
Comment
RSA0103655
Leptosiphon parviflorus
C. B. Wolf
1929-5-25
3727
San Mateo
Pebble Beach, S of Pescadero.
Comment
UC133649
Leptosiphon rosaceus
Dr. E. B. Copeland
1903-5-24
3260
San Mateo
Montara Point
Comment
UCD23293
Leptospermum laevigatum
Alan T. Whittemore
1976-5-29
111
San Mateo
San Francisco Fish and Game Refuge. East side of Lower Crystal Springs Lake, on Sawyer's Camp Road.
94
Comment
CAS-BOT-BC324056
Lessingia arachnoidea
L. R. Abrams
1902-9-21
2996
San Mateo
Crystal Lake
Comment
CAS-BOT-BC324057
Lessingia arachnoidea
John Thomas Howell
1927-9-10
3099
San Mateo
Crystal Springs Lake
213
Comment
CAS-BOT-BC324063
Lessingia arachnoidea
John Thomas Howell
1926-10-9
2220 A
San Mateo
Near Crystal Springs Lake
91
Comment
CAS-BOT-BC539289
Lessingia arachnoidea
John Rawlings; Ken Hickman
2016-7-21
1906
San Mateo
Caltrans right-of-way upslope from Hwy 92 W onramp to Hwy 280 N; downslope from San Francisco Watershed fenceline
122
Comment
SEINET3071639
Lessingia arachnoidea
C. F. Baker
1902-9-2
1548
San Mateo
Crystal Spring Lake.
Comment
UC829024
Lessingia arachnoidea
Lewis S. Rose
1941-9-6
41434
San Mateo
San Mateo Canyon
91
Comment
CAS-BOT-BC324068
Lessingia arachnoidea
L. R. Abrams
1902-9-21
2996
San Mateo
Crystal Lake
Comment
JROH1005
Lessingia glandulifera var. glandulifera
L. R. Abrams
1910-8-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
SEINET7063128
Lessingia glandulifera var. pectinata
A. G. Vestal
1963-7-12
s.n.
San Mateo
Jasper Ridge. UTM Zone 10, 568418mE, 4140415mN. (WGS84/NAD83).
174
Comment
JROH1032
Lessingia hololeuca
John H. Thomas
1972-8-18
16153
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
OBI15794
Lessingia hololeuca
Lewis S. Rose
1964-9-5
64072
San Mateo
Emerald Lake; W of Redwood city
152
Comment
RSA210924
Lessingia hololeuca
John H. Thomas
1969-10-19
15479
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
CAS-BOT-BC342093
Leucanthemum vulgare
Robert S. Cox, Jr.
1946-8-10
s.n.
San Mateo
Summit of Santa Cruz Mountains (Cahil [Cahill] Ridge) along State Highway 5, near road to Half Moon Bay
Comment
CAS-BOT-BC444392
Lewisia rediviva
John H. Thomas
1969-4-24
14901
San Mateo
Near Canada College, Redwood City, near Farm Hill Drive.
Comment
CAS-BOT-BC272324
Leymus mollis
W. R. Bentley
1957-5-11
82
San Mateo
Along State Highway #1 about 2 miles south of Pescadero
Comment
CAS-BOT-BC272189
Leymus triticoides
John H. Thomas
1960-6-25
8799
San Mateo
Along or near a small creek running into Redwood slough between El Camino Real and railroad tracks near Maple Street, Redwood City
7
Comment
JEPS32129
Lilaea scilloides
W. L. Jepson
1923-10-18
10260
San Mateo
Colma
Comment
JEPS85227
Lilaea scilloides
Roy E. Buck and James A. West
1985-6-3
531
San Mateo
2.0 air km e Franklin Point (Cascade Ranch, along s side of Whitehouse Canyon Rd, e of first curve in from CA Hwy 1, ca 0.7 air km ne of Whitehourse Canyon Rd-CA 1 junction)
60
Comment
SEINET7097927
Lilaea scilloides
A. G. Vestal
1937-6-15
s.n.
San Mateo
Lat. 37 14' 13ao N, Long. 122 24' 55ao W (NAD27 converted to WGS84 decimal degrees). Pebble Beach west of Pescadero. UTM Zone 10, 551863 mE, 4121109 mN.
Comment
CAS-BOT-BC451676
Lilaea scilloides
Margaret A. Barry
1938-5-14
s.n.
San Mateo
In Mud Lake on Coal Mine Ridge
Comment
CAS-BOT-BC130796
Lilium pardalinum
Ira L. Wiggins
1929-7-4
3771
San Mateo
4 mi. W. of La Honda on hill road to Pescadero
Comment
CAS-BOT-BC45871
Limnanthes douglasii var. sulphurea
J. Ed. McClellan; Bonnie McClellan
1968-4-13
n.s
San Mateo
Butano Creek Canyon
Comment
JEPS95207
Limnanthes macounii
Eva Buxton
1998-3-24
San Mateo
e side of Hwy 1 just s of Etheldore Street, opposite Half Moon Bay airport Moss Beach
Comment Read comments Jun 21 2014
POM128509
Limonium californicum
L. R. Abrams
1901-09
2226
San Mateo
Cooley Landing.
Comment
RSA409968
Limonium californicum
L. S. Rose
1942-8-11
42225
San Mateo
Brisbane.
1
Comment
UC1191669
Limonium californicum
Malcolm A. Nobs and S. Galen Smith
1949-8-27
1621
San Mateo
salt marshes e Redwood City
Comment
UC2046448
Limonium californicum
Michael Perlmutter
2011-10-2
s.n.
San Mateo
Coyote Point Marina. County of San Mateo Department of Parks.
Comment
UCD149008
Limonium perezii
M. Perlmutter
2011-6-15
s.n.
San Mateo
Burlingame, Sanchez Marsh.
Comment
CAS-BOT-BC258032
Limosella
Peter Rubtzoff
1965-10-19
5661
San Mateo
Pilarcitos Lake.
Comment
JROH4063
Limosella acaulis
John Hunter Thomas
1982-11-6
21212
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old bathing beach, edge of Searsville Lake
Comment
CAS-BOT-BC238363
Limosella aquatica
W. R. Dudley
1906-10-12
s.n.
San Mateo
The Santa Cruz Mountain Peninsula. Pond 15
Comment
UCR66506
Linanthus ambiguus
L. S. Rose
1948-5-16
48115
San Mateo
San Francisco Bay Region, Emerald Lake, hills west of Redwood City
152
Comment
JEPS48590
Linanthus androsaceus
James G. Daly
1934-1
332
San Mateo
Upper Alpine Canyon, sw San Mateo County Santa Cruz Mts., San Gregorio Watershed
30
Comment Read comments Mar 12 2009
UC908011
Linanthus androsaceus
Herbert L. Mason
1935-5-21
8315
San Mateo
s of La Honda (Alpine Road); Santa Cruz Mountains
Comment
UCSC004682
Linanthus androsaceus
Randall Morgan
1994-4-13
2181
San Mateo
Edgewood Park/Canada Road
Comment
CAS-BOT-BC123068
Linanthus croceus
Alice Eastwood
1899-5-2
s.n.
San Mateo
Near Pt. San Pedro (Blenheim)
Comment
JEPS82910
Linanthus liniflorus
Roy E. Buck and Randall A. Morgan
1983-6-7
338
San Mateo
in triangle of Edgewood and Canada Rds and Hwy. I-280 (s of a small watercourse); San Francisco Watershed Reserve
137
Comment
UC23690
Linanthus liniflorus
J. Burtt Davy
1895-4-20
1071
San Mateo
Crystal Springs Lake
Comment
UC494224
Linanthus liniflorus
Mrs. G. Earle Kelly
1932-4-19
San Mateo
San Mateo
Comment
UC517491
Linanthus liniflorus
John Thomas Howell
1933-5-26
11344
San Mateo
Crystal Springs Lake
Comment
SEINET7076098
Linanthus parviflorus
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
UCSC005529
Linanthus parviflorus
Randall Morgan
1994-4-2
2173
San Mateo
Jasper Ridge
Comment
CAS-BOT-BC36074
Lithocarpus densiflorus var. densiflorus
Margaret A. Barry
1938-5-29
266
San Mateo
Corte Madera Creek near Coal Mine Ridge
Comment
CAS-BOT-BC430776
Lithophragma affine
Margaret A. Barry
1937-5-1
52
San Mateo
Coal Mine Ridge
Comment
JROH3890
Lithophragma affine
John Hunter Thomas
1981-4-23
20468
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
JROH3900
Lithophragma heterophyllum
Brenda Butner and Toni Corelli
1990-3-30
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 3
Comment
JROH1567
Lobularia maritima
John Hunter Thomas
1983-2-21
21284
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH740
Logfia gallica
John Hunter Thomas
1981-5-8
20552
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH747
Logfia gallica
John Hunter Thomas
1990-5-29
24863
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near picnic area
Comment
CAS-BOT-BC342471
Logfia gallica
George Oberlander
1950-4-16
705
San Mateo
San Francisco Watershed Reserve. Near San Andreas Lake
Comment
CAS-BOT-BC283226
Lolium multiflorum
Henry E. Wieser
1932-6-1
s.n.
San Mateo
W of Skyline Blvd betweeen intersection of Hillside and Easton Drives, Burlingame
Comment
CAS-BOT-BC283227
Lolium multiflorum
Henry E. Wieser
1932-6-1
s.n.
San Mateo
W of Skyline Blvd betweeen intersection of Hillside and Easton Drives, Burlingame
Comment
SEINET11678784
Lolium multiflorum
E. A. Purer
1933-1
5418
San Mateo
Santa Clara Valley, near Belmont
Comment
CAS-BOT-BC269124
Lolium perenne
W. R. Dudley
No date on label
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Top of higher hills from Jersey Farm to Sneath's Ranch
Comment
CAS-BOT-BC269125
Lolium perenne
Sister Anna Voss
1950-6-8
s.n.
San Mateo
N.W. head of Ravine behind Belmond Church
Comment
RSA184982
Lolium perenne subsp. multiflorum
L. S. Rose
1966-5-2
66036
San Mateo
Emerald Lake, west of Redwood City.
91
Comment
CAS-BOT-BC269176
Lolium temulentum
W. R. Dudley
1900-5-19
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Summit La Honda stage road
Comment
UC21278
Lomatium caruifolium var. caruifolium
J. Burtt Davy
1895-4-20
1031
San Mateo
Lake San Andreas
Comment
JEPS17133
Lomatium dasycarpum subsp. dasycarpum
W. L. Jepson
1914-3-22
5737 a
San Mateo
Redwood City
Comment
JROH260
Lomatium dasycarpum subsp. dasycarpum
John H. Thomas
1967-6-1
12969
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH267
Lomatium dasycarpum subsp. dasycarpum
John Hunter Thomas
1980-5-1
19909
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH271
Lomatium dasycarpum subsp. dasycarpum
John Hunter Thomas
1988-5-16
24461
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1301122
Lomatium utriculatum
Helen K. Sharsmith
1963-2-16
5133
San Mateo
lower slopes San Bruno Mt. (above Daly City); San Francisco Bay Region, San Bruno Mt.
106
Comment
CAS-BOT-BC240582
Lonicera hispidula
Ned Cahill
1974-5-13
264
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC240606
Lonicera hispidula
Carl B. Wolf
1930-11-5
1805
San Mateo
2 miles west of La Honda, Santa Cruz Mtns.
304
Comment
CHSC56976
Lonicera hispidula
Steven Triano
1988-5-24
183
San Mateo
Along W side of Old La Honda Road ca 0.8 mi S of Portola Road and 4.0 mi S of woodside.
201
Comment
JROH1660
Lonicera hispidula
John Hunter Thomas
1981-5-25
20639
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1668
Lonicera hispidula
John Rawlings, Ann Lambrecht
2010-6-23
0933
San Mateo
Jasper Ridge Biological Preserve, Stanford University; thirty yards southeast of old brick well and a few yards uphill of Trail 2 extension near a large fallen oak and mature hawthorn
113
Comment
POM284223
Lonicera hispidula var. vacillans
Lyman Benson
1930-5-3
2098
San Mateo
Above Woodside, Mt. Range: Santa Cruz
244
Comment
POM284226
Lonicera hispidula var. vacillans
Lyman Benson
1928-12-15
831
San Mateo
Near La Honda; Santa Cruz Mt. Range.
244
Comment
UC311525
Lonicera hispidula var. vacillans
A. D. E. Elmer
July, 1903
4596
San Mateo
Lake San Andreas
Comment
CAS-BOT-BC241550
Lonicera involucrata var. ledebourii
Elsie Zeile
1911-3-30
s.n.
San Mateo
S. San Francisco
Comment
UC1125280
Lonicera involucrata var. ledebourii
N. K. Carlson
1935-6-28
96
San Mateo
2 1/2 mi e Pigeon Point; Santa Cruz Quadrangle
Comment
CAS-BOT-BC241414
Lonicera japonica
Elizabeth McClintock
1967-9-24
s.n.
San Mateo
San Bruno Mountain. Crocker Avenue
Comment
CHSC57081
Lotus corniculatus
Steven Triano
1988-5-24
195
San Mateo
Located ca 750 ft s of Hwy. 1 and 2.9 mi s of Pigeon Point Light Station.
Comment
RSA107440
Lotus corniculatus
L. S. Rose
1955-6-20
55107
San Mateo
Pescadero
5
Comment
JROH2044
Lotus corniculatus
John Hunter Thomas
1977-6-16
18754
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old racing oval
Comment
UC81142
Lotus formosissimus
Katharine Brandegee
Jun 1905
San Mateo
Moss Beach near Halfmoon Bay; Moss Beach
Comment
UC1057448
Lotus humistratus
G. Thomas Robbins
1937-4-11
97
San Mateo
near Spring Valley Lakes (along road to Woodside)
Comment
UC80707
Lotus humistratus
C. F. Baker
1902-5-4
750
San Mateo
Woodside
Comment
POM18350
Lotus micranthus
C. F. Baker
1902-5-4
744
San Mateo
Woodside.
Comment
UC69628
Lotus micranthus
J. Burtt Davy
1895-4-20
1045
San Mateo
Lake Pilarcitos
Comment
POM276693
Lotus unifoliolatus
Lyman Benson
1930-5-26
2142
San Mateo
Stanford University. Lake Searsville.
152
Comment
JEPS83227
Lupinus
Adele Lewis Grant
1917-3-6
938
San Mateo
Pebble Beach near Pescadero; near Pescadero, Pebble Beach
3
Comment
RSA253793
Lupinus
C. P. Smith
1948-4-23
48142
San Mateo
Highway 1, San Pedro Point, north grade.
Comment
POM10965
Lupinus affinis
C. F. Baker
1902-04
1928
San Mateo
Crystal Springs Lake.
Comment
UC127029
Lupinus affinis
Alice Eastwood
April 1896
San Mateo
Crystal Springs
Comment
UCSB11178
Lupinus albifrons
Connelly, Dianne
1962-4-21
San Mateo
San Mateo County Game Preserve, 15 miles southeast of San Francisco on Highway 9
152
Comment
UCSB11482
Lupinus albifrons
Olson, Jim
1962-4-17
San Mateo
10 miles north of Woodside on Canada Road
76
Comment
CAS-BOT-BC195803
Lupinus albifrons var. albifrons
Delzie Demaree
1933-8-13
10508
San Mateo
Red-Wood [Redwood] City
Comment
CAS-BOT-BC195808
Lupinus albifrons var. albifrons
Fred Hemphill
1973-3-1
632
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC195789
Lupinus albifrons var. albifrons
Charles Piper Smith
1948-6-21
48459
San Mateo
Junction San Bruno Road 3, 0.8 miles south. Highway 5
Comment
CAS-BOT-BC196120
Lupinus albifrons var. collinus
Charles Piper Smith
1908-5-31
1437
San Mateo
South San Francisco, in town
Comment
CAS-BOT-BC196129
Lupinus albifrons var. collinus
A. D. E. Elmer
1903-5-1
4643
San Mateo
Delmont
Comment
UC201916
Lupinus albifrons var. collinus
A. D. E. Elmer
May, 1903
464 j
San Mateo
San Bruno Hills
Comment
SEINET10970192
Lupinus albifrons var. collinus
Mcclintock
1963-2-16
MCCLINTOCK s.n.
San Mateo
Below top of mountain in vicinity of radio station. San bruno mountain
Comment
CAS-BOT-BC27392
Lupinus apricus
C. P. Smith
1908-5-2
1427
San Mateo
Stanford University. Stockfarm bridge.
Comment
CAS-BOT-BC196433
Lupinus arboreus
John Thomas Howell
1933-4-9
10973
San Mateo
2 miles n. of Pigeon Pt.
Comment
SD39019
Lupinus arboreus
Edith A. Purer
1933-7-27
5371
San Mateo
Partially stabilized sand dunes 2 miles south of Pigeon Point
Comment
SEINET12154361
Lupinus arboreus
E. A. Purer
1933-1
5371
San Mateo
2miS of Pigeon Point
Comment
SEINET5327651
Lupinus arboreus
E. Crawford
1982-9-25
s.n.
San Mateo
On west side of Highway 1 at intersection with Bonny Doon Road.
12
Comment
POM349925
Lupinus arboreus var. arboreus
E. A. Purer
1933-7-27
18256
San Mateo
Two miles south of Pigeon Point
Comment
RSA10284
Lupinus arboreus var. arboreus
H. A. Barker
1927-5-14
665
San Mateo
North of Half Moon Bay.
Comment
JROH5695
Lupinus bicolor
John Rawlings
2015-3-31
1415
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In old quarry off of Trail 12
77
Comment
UC1303121
Lupinus bicolor
James McMurphy
1911-4-22
San Mateo
near Stanford University Stanford Park; , Stanford Park
Comment
SEINET5628404
Lupinus bicolor
A. A. Heller
1907-4-20
8451
San Mateo
Near Lake Merced.
Comment
POM10639
Lupinus bicolor subsp. umbellatus
C. F. Baker
1902-5-10
816
San Mateo
Summit of Coast Range.
Comment
SEINET12154527
Lupinus densiflorus var. aureus
Unknown
1932-1
9162
San Mateo
Gov. Rolph Estate
Comment
SEINET12154553
Lupinus formosus
Unknown
1933-1
10508
San Mateo
nr Belmont
Comment
SEINET10490756
Lupinus formosus var. formosus
Charles Piper Smith
1922-6-10
Smith 3548
San Mateo
South san francisco-mountain road.
Comment
RSA51345
Lupinus latifolius
Peter H. Raven
1950-4-30
1985
San Mateo
Montara Mountains
122
Comment
SEINET11071961
Lupinus latifolius
A. A. Heller
1907-5-23
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
JROH2123
Lupinus latifolius var. latifolius
John H. Thomas
1977-4-29
18575
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2134
Lupinus nanus
John Hunter Thomas
1980-4-10
19876
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
JROH2144
Lupinus nanus
Toni Corelli
2010-3-29
363
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of Road E at junction of Trail 11 and Trail 9
106
Comment
RSA278541
Lupinus nanus subsp. nanus
T. C. Emmel
1965-3-30
31
San Mateo
Carnegie Inst. field, Stanford University.
Comment
SEINET11072303
Lupinus polycarpus
Lewis S. Rose
1942-3-30
42006
San Mateo
Mills Fields
2
Comment
UC201953
Lupinus succulentus
A. D. E. Elmer
June, 1903
4681
San Mateo
San Pedro
Comment
RSA181297
Lupinus succulentus
John H. Thomas
1965-4-13
10565
San Mateo
Along El Camino Real in San Carlos.
Comment
RSA60809
Lupinus vallicola subsp. apricus
James I. McMurphy
1911-4-24
s.n.
San Mateo
Corner between San Francisquito and Los Trancos creeks near Stanford University.
Comment
SEINET10490286
Lupinus vallicola subsp. apricus
David B. Dunn, Howard Brown
1946-5-16
Dunn 2600
San Mateo
Collected on dry, rocky road out in the e side of the mtns of the san francisco Peninsula; 4.7 mi ne on the canyon rd from the jct with skyline drive (hwy 5).
Comment
SEINET10969725
Lupinus vallicola subsp. apricus
LeRoy R. Abrams
1914-4-20
Abrams 5128
San Mateo
Type locality: the type was collected by baker, no. 610, 1902, At the same Station as the present specimens. The collector of the present specimens was With mr. Baker when the original specimens were collected. Grassy fields at The confluence of los troncos and san franciscquito creeks.
Comment
SEINET10491013
Lupinus vallicola subsp. vallicola
Dengler
1960-4-12
DENGLER 21
San Mateo
Corolla deep blue and white; in grassland below chaparral, on dry, rocky, South-facing slope. Jasper ridge, stanford biological reserve.
122
Comment
UC1285105
Lupinus variicolor
R. F. Hoover
1964-4-10
8683
San Mateo
hill just S of Pedro Valley
Comment
RSA249488
Lupinus variicolor
John F. Emmel
1972-3-26
395
San Mateo
Along Guadalupe Cyn. Parkway near NE-facing slope 0.4 air mile SSW of Midway Village School, San Bruno Mts.
91
Comment
SEINET10489106
Lupinus variicolor
Edwin B. Copel
1903-6-3
Copeland 3301
San Mateo
Montara point.
Comment
SEINET10489110
Lupinus variicolor
Smith
1948-4-23
Smith 48141
San Mateo
Hwy 1, san pedro point, north grade.
Comment
SEINET12154796
Lupinus variicolor
E. H. Graham
1931-1
6923
San Mateo
Ano Nuevo Pt, S of San Francisco
Comment
UCD109673
Lupinus variicolor
P. B. Kennedy
1921-6-3
s.n.
San Mateo
back of Millbrae Ranch.
Comment
CAS-BOT-BC441264
Luzula macrantha
Alice Eastwood
1894-5-1
s.n.
San Mateo
South San Francisco
Comment
CAS-BOT-BC441367
Luzula subsessilis
Alice Eastwood
1914-3-12
s.n.
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC441366
Luzula subsessilis
Javier Penalosa
1963-3-30
2723
San Mateo
San Bruno Mountain: North of Randolph Drive at Hillside Blvd in South San Francisco
91
Comment
UCD98223
Lychnis coronaria
George Jack
1974-7-15
s.n.
San Mateo
San Mateo.
Comment
JROH3398
Lysimachia latifolia
John Hunter Thomas
1991-4-25
24997
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
JROH3375
Lysimachia minima
John Hunter Thomas
1982-4-30
20883 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2945
Lythrum hyssopifolia
John H. Thomas
1974-10-26
17630
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR121493
Lythrum hyssopifolia
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4957
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
UCR248337
Lythrum hyssopifolia
Peter Rubtzoff
1987-8-26
9837
San Mateo
San Bruno Mountain, 'Saddle' area non north side of Guadalupe Canyon. Parkway west of Radio Road junction; northwestern part of the area along old Guadalupe Road
213
Comment
CAS-BOT-BC343910
Madia elegans
Ned Cahill
1974-10-8
379
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
UC463563
Madia elegans
L. R. Abrams and I. L. Wiggins
1930-11-13
173 A
San Mateo
above Crystal Springs Lake
Comment
JROH6204
Madia exigua
John Rawlings
2014-5-6
1234
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on the top of Trevor's Knoll, about 70 m north of Trail 10.
181
Comment
RSA124756
Madia exigua
John H. Thomas
1958-5-10
7141
San Mateo
Jasper Ridge. About 5 miles SW of Palo Alto.
152
Comment
CAS-BOT-BC344492
Madia exigua
David D. Keck
1932-5-11
1761
San Mateo
Above Searsville Lake, La Honda road, east slope of Santa Cruz Mountains
Comment
JROH1042
Madia exigua
Herb Dengler
1963-5-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; S E S L site
Comment
POM263770
Madia madioides
L. S. Rose
1941-7-2
41287
San Mateo
Kings Mountain
540
Comment
SEINET8734423
Madia madioides
L. S. Rose
1941-1
41287
San Mateo
Kings Mountain,
540
Comment
CAS-BOT-BC345112
Madia sativa
Philip C. Wheeler
1965-5-11
s.n.
San Mateo
San Bruno Mountain. Pig Ranch Ravine
Comment
CAS-BOT-BC345136
Madia sativa
LeRoy Abrams
1901-9-1
2227
San Mateo
Menlo Park
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
JROH1098
Madia sativa
John H. Thomas
1963-6-23
10163
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge
Comment
POM284995
Madia sativa
Lyman Benson
1935-5-5
6543
San Mateo
Lake Searsville. Stanford University. Santa Cruz Mtn range. S.F. Bay watershed.
152
Comment
CAS-BOT-BC345107
Madia sativa
Elizabeth McClintock; Paul Reeberg
1989-8-31
s.n.
San Mateo
San Bruno Mountains. Willow Pond
Comment
CAS-BOT-BC345137
Madia sativa
W. R. Dudley
1895-9-15
s.n.
San Mateo
Santa Cruz Mountain Peninsula. El Corte Madera Road
Comment
CHSC57554
Maianthemum racemosum
Diane Mastalir
1988-3-27
2
San Mateo
6.7 mi s of jct Hwy 1 and Hwy 92, 0.3 mi e on Pescadero Rd.
12
Comment
JROH4693
Maianthemum racemosum
L. R. Abrams
1916-3-25
5585
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Ridge near Dam
Comment
RSA18378
Maianthemum racemosum subsp. amplexicaule
Carl B. Wolf
1927-7-1
530
San Mateo
Above Emerald Lake, back of Redwood City
Comment
CAS-BOT-BC512110
Maianthemum racemosum subsp. amplexicaule
Mrs. S. G. Suttiffe
1921-4-3
s.n.
San Mateo
Lake Pilarcitos
Comment
RSA407374
Maianthemum racemosum subsp. amplexicaule
Lyman Benson
1928-4-21
95
San Mateo
Stanford University, Mt. Range: Santa Cruz; River: San Francisquito Creek.
91
Comment
JROH4712
Maianthemum stellatum
John Hunter Thomas
1978-7-8
19256
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC514170
Maianthemum stellatum
Walter & Irja Knight
1965-3-21
991
San Mateo
North facing slope of Power Line Ridge
Comment
SEINET12049313
Maianthemum stellatum
C. F. Baker
1903-1
1915
San Mateo
San Andreas Lake
Comment
UC762999
Malacothamnus davidsonii
R. F. Hoover
1941-4-23
4906
San Mateo
Redwood City hills
Comment
JROH2959
Malacothamnus fasciculatus
John H. Thomas
1969-5-28
15085
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU2303
Malva arborea
C. W. Sharsmith
1950-4-16
6632
San Mateo
near Pescadero Point near Pescadero
Comment
SD88536
Malva arborea
Darley F. Howe
1972-6-25
San Mateo
7.5 miles north of Half Moon Bay.
Comment
CAS-BOT-BC206683
Malva assurgentiflora
John H. Thomas
1967-5-2
12734
San Mateo
Colma, near Hillside Blvd. at Cypress Lawn Cemetery
Comment
UCD116409
Malva assurgentiflora
Robert C. Bechtel
1952-5-1
84
San Mateo
Colma.
Comment
JROH2965
Malva nicaeensis
John H. Thomas
1970-7-5
15672
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD39324
Malvella leprosa
Edith Purer
1933-8-13
5424
San Mateo
Field, Santa Clara Valley near Belmont
Comment
UC1746099
Marah fabacea
Annetta Carter, Helen Sharsmith
1937-5-23
1320
San Mateo
N end of Crystal Springs Lake.
Comment
UCR51652
Marah fabacea
R. Ascanio
1988-4-17
s.n.
San Mateo
E on Gazo Creek Road off Hwy 1, c. 2 mi. north of Ano Nuevo State Reserve
85
Comment
SD99478
Marah fabacea
Ira L. Wiggins
1975-4-17
22145
San Mateo
Northeast side of Southern Pacific right of way, between Willow Road and San Francisquito Creek, Menlo Park.
Comment
SEINET5729437
Marah fabacea
R. E. Dengler
1960-1
31
San Mateo
Sausal Creek, Wyndham Drive, Portola Valley.; Portola Valley
128
Comment
POM59187
Marah oregana
C. F. Baker
1902-4-4
450
San Mateo
Crystal Springs Lake
Comment
CDA5694
Marrubium vulgare
C. M. Sill
1961-7-1
San Mateo
Laurel School, Menlo Park.
0
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
SEINET3816869
Matricaria discoidea
Cynthia Taylor
1971-6-8
151
San Mateo
Corner of watkins avenue and railroad tracks, Atherton
17
Comment
JROH5901
Matricaria discoidea
M. Ray
1982-4-18
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Close to Searsville Lab
Comment
UC635442
Meconella californica
H. L. Mason
1928-2-22
4162
San Mateo
San Bruno Mtns
Comment
JROH2153
Medicago arabica
John Hunter Thomas
1984-5-3
23340
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below Rattlesnake Rock
Comment
JROH2171
Medicago polymorpha
John Hunter Thomas
1983-5-23
22243
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2176
Medicago polymorpha
John Hunter Thomas
1992-5-14
25229
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near boat ramp
Comment
JROH5307
Melica imperfecta
John Hunter Thomas
1984-4-12
23296
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Path below dam in oak woodland.
Comment
POM296543B
Melica imperfecta
Lyman Benson
1930-5-12
2126
San Mateo
San Mateo County: Lake Searsville.
152
Comment
CAS-BOT-BC281407
Melica imperfecta
W. R. Dudley
1900-3-17
s.n.
San Mateo
Near top of Grade, S slope of Montara Mt
Comment
CAS-BOT-BC264245
Melica torreyana
John H. Thomas
1971-5-2
15850
San Mateo
Near intersection of Canada Road and Edgewood Road, about three miles westward from Redwood City
152
Comment
CAS-BOT-BC264251
Melica torreyana
W. R. Dudley
1900-3-18
s.n.
San Mateo
By road to Jersey Farm, Santa Cruz Mountain Peninsula
Comment
UCD18538
Melilotus albus
Roman Gankin
1950-7-2
6
San Mateo
east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside.
609
Comment
JROH2184
Melilotus indicus
John H. Thomas
1970-7-5
15674
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2197
Melilotus indicus
John Hunter Thomas
1987-5-15
24283
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing
Comment
JROH2830
Mentha X piperita
Carol Zabel
2006-8-23
65
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Dennis Martin site
Comment
UC583160
Mentha canadensis
Lewis S. Rose
1936-9-13
36730
San Mateo
Granada
1
Comment
JROH2821
Mentha pulegium
John Hunter Thomas
1982-11-6
21209
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake near Searsville Lab
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
JROH2826
Mentha spicata
Carol Zabel
2006-8-23
64
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Dennis Martin site
Comment
CDA31212
Mercurialis annua
J. Eide
2010-2-19
PDR# 1527850
San Mateo
East Palo Alto: in residential garden.
0
Comment
CAS-BOT-BC428904
Micranthes californica
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
San Bruno Mountain. At Devil's Arroyo.
Comment
CAS-BOT-BC428905
Micranthes californica
Elizabeth McClintock
1965-3-21
s.n.
San Mateo
San Bruno Mountain. 1/4 mi. e. of Brisbane power lines
Comment
JEPS40609
Micropus californicus var. californicus
R. F. Hoover
1941-4-23
4909
San Mateo
Redwood City Hills
Comment
CAS-BOT-BC349025
Microseris douglasii subsp. douglasii
A. D. E. Elmer
1903-5-1
4721
San Mateo
Crystal Springs Lake
Comment
JROH1142
Microseris douglasii subsp. douglasii
John H. Thomas
1966-4-21
11562
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM52854
Microseris douglasii subsp. douglasii
A. D. E. Elmer
1903-05
4721
San Mateo
Crystal Springs Lake
Comment
UC92186
Microseris douglasii subsp. douglasii
E. L. Greene
1886-5-9
San Mateo
Belmont
Comment
CAS-BOT-BC349146
Microseris douglasii subsp. tenella
H. A. Dutton
1900-3-25
s.n.
San Mateo
Santa Cruz Peninsula. Woodside
Comment
CAS-BOT-BC349147
Microseris douglasii subsp. tenella
L. R. Abrams
1918-4-30
7212
San Mateo
San Bruno Hills, Bay Shore [Bayshore] road
Comment
CAS-BOT-BC349189
Microseris elegans
R. E. Frenkel
1964-5-22
504
San Mateo
SFWD, 0.3 mile north of Sawyer Ridge Road, on Portola Ridge Road
268
Comment
RSA0001425
Microseris leucocarpha
C. F. Baker
1902-5-4
757
San Mateo
Woodside.
Comment
RSA8339
Microseris lindleyi
L. S. Rose
1933-4-30
33127
San Mateo
Redwood City
Comment
JROH4070
Mimulus aurantiacus var. aurantiacus
W. R. Dudley
1895-6-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; top of Ridge near Searsville Dam
Comment
RSA218021
Mimulus aurantiacus var. aurantiacus
Phillip Wheeler
1967-5-14
s.n.
San Mateo
East side of mountain, above Harold Ave., Brisbane. Grassy slope above Philip Wheeler's house.
Comment
RSA420292
Mimulus aurantiacus var. aurantiacus
Glenn A. Gorelick
1967-5-24
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco
Comment
JROH4083
Mimulus douglasii
Herbert Dengler
1971-3-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC886188
Mimulus grandis
Alice Eastwood
1912-6-2
210
San Mateo
Granada
Comment
POM5178B
Mimulus guttatus
C. F. Baker
1902-5-4
759
San Mateo
Woodside.
Comment
JROH1703
Minuartia douglasii
John Hunter Thomas
1981-4-29
20512
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC388829
Minuartia douglasii
W. R. Dudley
1896-4-4
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near Crystal Springs Lake
Comment
CAS-BOT-BC388834
Minuartia douglasii
George Oberlander
1950-4-22
750
San Mateo
San Francisco Watershed Reserve. Sawyer Ridge
Comment
CAS-BOT-BC214082
Monardella villosa
Cherie Wetzel
1969-6-20
887
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
UCR121553
Monardella villosa
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4991
San Mateo
Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek
61
Comment
CDA40773
Monardella villosa subsp. franciscana
G. D. Barbe
1974-6-4
1825
San Mateo
Middle Fork San Pedro Creek, southeast of Oddstad Boulevard, Linda Mar District. Coastal part of county.
0
Comment
SEINET10582380
Monardella villosa subsp. franciscana
A. Graff
1993-7-13
Graff 187
San Mateo
Devil's Slide, in arroyos on inland side of Hwy. 1. Mostly past bloom. Coastal scrub.
Comment
JEPS127892
Monardella villosa subsp. villosa
Adam C. Schneider with C. Matt Guilliams and Will Freyman
2013-6-24
306
San Mateo
Crystal Springs Reservoir
Comment
JROH2838
Monardella villosa subsp. villosa
D. E. Breedlove
1971-5-31
19346
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH2840
Monardella villosa subsp. villosa
John H. Thomas
1973-6-10
16822
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET892709
Monardella villosa subsp. villosa
Lewis S. Rose
1950-1
50135
San Mateo
Emerald Lake region, hills west of Redwood City
243
Comment
CAS-BOT-BC349586
Monolopia major
Le Roy Abrams
1898-5-1
s.n.
San Mateo
New Grade Road, Santa Cruz Mts.
Comment
UC729683
Montia fontana
Carl B. Wolf
1929-4-29
3661
San Mateo
1 mi n of summit of La Honda (on Skyline Boulevard); Santa Cruz Mountains
Comment
CAS-BOT-BC444952
Montia fontana
Carl B. Wolf
1929-4-29
3661
San Mateo
Santa Cruz Mts. 1 mi. no of summit of La Honda Grade on Skyline Blvd.
Comment
POM192787
Montia parvifolia
W. R. Dudley
1895-6-6
s.n.
San Mateo
Pescadero Creek
Comment
POM164023
Montia parvifolia
A. D. E. Elmer
1903-05
4577
San Mateo
Iversons Place
Comment
POM169572
Muilla maritima
C. F. Baker
1902-3-30
423
San Mateo
Crystal Springs Lake
Comment
UC1206482
Muilla maritima
Le Roy Abrams
1902-4-13
2330
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC508578
Muilla maritima
John H. Thomas
1949-4-1
216
San Mateo
West of Redwood City
Comment
POM291273
Muilla maritima
Lyman Benson
1931-3-10
2643
San Mateo
Redwood City. Santa Cruz mtn range, Emerald Lake.
152
Comment
CAS-BOT-BC515667
Muscari botryoides
J. H. Thomas
1960-3-30
8560
San Mateo
San Francisco Creek near El Camino, Menlo Park.
Comment
CAS-BOT-BC243706
Myoporum laetum
Elizabeth McClintock; Paul Reeberg
1988-8-12
s.n.
San Mateo
Above Hillside School, San Bruno Mountains
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
HSC3724
Myosotis sylvatica
P. A. Murphy
1965-4-15
50
San Mateo
In Hatch's Woods, ca. 6 mi. from Half Moon Bay
Comment
CAS-BOT-BC101769
Myrica californica
W. R. Dudley
1894-9-22
s.n.
San Mateo
Preston's Ravine, Portola Valley
Comment
CAS-BOT-BC166772
Myrica californica
Peter Rubtzoff
1980-12-11
9634
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
RSA10397
Myriophyllum sibiricum
Carl B. Wolf
1927-6-15
s.n.
San Mateo
Along Skyline Drive, 8 mi. S of San Francisco.
Comment
CDA5313
Myriophyllum spicatum subsp. spicatum
G. D. Barbe, Tom Palmer, M. Keffer, J. Reppas
1978-11-8
2469
San Mateo
At south end of Pilarcitos Lake at the spillway.
0
Comment
CDA5316
Myriophyllum spicatum subsp. spicatum
G. D. Barbe, Tom Palmer, M. Keffer, J. Reppas
1978-11-8
2468
San Mateo
Cove west of dam, south end of San Andreas Lake.
0
Comment
UCSB279
Najas guadalupensis
McPherson, D.
1960-08
San Mateo
Felt Lake; Stanford University foothills
Comment Read comments 1
SEINET7040215
Nama demissa
A. G. Vestal
1962-3-26
s.n.
San Mateo
Laguna Salada. San Francisco South Quadrangle UTM Zone 10, 545384mE, 4164305mN.
Comment
CAS-BOT-BC260023
Nassella lepida
John Thomas Howell
1952-5-28
28316
San Mateo
Crystal Springs Lake
Comment
CDA20725
Nassella tenuissima
L. Kuwahara
2006-6-1
PDR 1359399
San Mateo
East side of Skyline Blvd., 3/4 mile south of State Hwy. 92. =Stipa tenuissima, 2nd confirmed natural occurrence, 3 (so far) reported. Potential pest.
Comment
JROH1569
Nasturtium officinale
John H. Thomas
1955-5-6
4998
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC60478
Nasturtium officinale
Walter Knight; Irja Knight
1963-8-6
s.n.
San Mateo
San Bruno Mountain. Crocker Avenue.
Comment
CAS-BOT-BC60479
Nasturtium officinale
George Oberlander
1949-5-21
146
San Mateo
San Francisco Watershed Reserve. Along Pilarcitos Creek.
Comment
JROH3205
Navarretia heterodoxa
(John H. Thomas)
1983-6-29
22715
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA42950
Navarretia heterodoxa
R. C. Bacigalupi
1947-6-4
2821
San Mateo
Back of San Carlos
Comment
SJSU42
Navarretia mellita
C. D. Duncan
1925-7-13
San Mateo
Mud Lakes, summit of Coal Mine Ridge above Corte Madera Cr
Comment
POM65123
Navarretia squarrosa
C. F. Baker
1903-6-30
3360
San Mateo
Pilarcitos
Comment
UC125564
Navarretia squarrosa
C. F. Baker
1903-6-30
3360
San Mateo
Pilarcitos; ; Pilarcitos, San Mateo Co.
Comment
JROH2755
Nemophila
John Hunter Thomas
1992-4-7
25130
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Indian grinding rock.
Comment
UC202791
Nemophila menziesii
A. D. E. Elmer
April, 1903
4737
San Mateo
Cemeteries
Comment
POM65288
Nemophila menziesii var. menziesii
C. F. Baker
1903-4-6
1895
San Mateo
San Bruno hills, San Francisco.
Comment
CAS-BOT-BC219485
Nemophila parviflora
L. Constance
1938-5-16
2241
San Mateo
Near Crystal Springs Lake, 5 miles southwest of San Mateo
121
Comment
RSA120713
Nemophila parviflora
S. S. Tillett, I Sternberg
1956-6-24
535
San Mateo
Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park.
396
Comment
SBBG41706
Nemophila parviflora
J. T. Howell
1971-4-12
San Mateo
Butano St Park, Santa Cruz Mtns
Comment
CAS-BOT-BC219476
Nemophila parviflora
Mrs. E. C. Sutliffe
1933-5-11
s.n.
San Mateo
Memorial Park, near La Honda
Comment
CAS-BOT-BC219477
Nemophila parviflora
Josephine D. Randall
1908-2-16
s.n.
San Mateo
Santa Cruz Peninsula. Corte de Madre Canon [Canyon] near Alpine Road
Comment
CAS-BOT-BC219484
Nemophila parviflora
Kellogg; Brannan
1870-5-31
s.n.
San Mateo
Redwood
Comment
JROH2747
Nemophila parviflora var. parviflora
Toni Corelli
2010-4-21
357
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Upslope of Trail 1, just east of landslide area
83
Comment
JROH4170
Nicotiana acuminata var. multiflora
John Rawlings, Ann Lambrecht
2007-11-7
0911
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
115
Comment
UCR3596
Notholithocarpus densiflorus
Wm. Horn Jr.
1963-8-26
630826- 01
San Mateo
7 mi. south of Skyline Blvd. - Half Moon Bay [Hwy 92] junction on Skyline (State Route 5)
610
Comment
JROH5953
Nuttallanthus texanus
D. D. Davis
1903-4-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge area, rocky point
Comment
CAS-BOT-BC140443
Oemleria cerasiformis
Eric Walther
1919-6-9
s.n.
San Mateo
Woodside
Comment
CAS-BOT-BC140448
Oemleria cerasiformis
Elizabeth McClintock
1967-4-16
s.n.
San Mateo
Buckeye Canyon
Comment
JROH3706
Oemleria cerasiformis
John H. Thomas
1965-2-22
10552
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Above edge of Searsville Lake
Comment
JROH3711
Oemleria cerasiformis
John Hunter Thomas
1981-2-14
20220
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM89248
Oemleria cerasiformis
Winslow
s.n.
San Mateo
King's mt. near Palo Alto.
Comment
UC555631
Oemleria cerasiformis
Herbert L. Mason
1927-4-23
3693
San Mateo
near Pescadero Creek (along La Honda road)
Comment
POM132876
Oenanthe sarmentosa
A. D. E. Elmer
1903-07
4690
San Mateo
Alpine School House.
Comment
JROH2993
Olea europaea
John H. Thomas
1977-1-23
18462
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3087
Orobanche
John Hunter Thomas
1991-12-28
25118
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Rattlesnake Rocks along path to redwoods
Comment
CAS-BOT-BC499691
Orobanche californica subsp. californica
Julia McDonald
1918-7-1
s.n.
San Mateo
Pescadero
Comment
CAS-BOT-BC500165
Orobanche fasciculata
W. R. Dudley
1901-5-11
s.n.
San Mateo
Santa Cruz Mountain Peninsula: near Colma
Comment
JROH3089
Orobanche vallicola
James McMurphy
1906-8-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Lake
Comment
CAS-BOT-BC238396
Orthocarpus
Charles Piper Smith
1950-5-15
50143
San Mateo
Pescadero Creek Bridge - Highway 1; 3.9 miles south
Comment
SEINET12270179
Orthocarpus densiflorus
M. T. Doutt
1931-1
416
San Mateo
Skyline Blvd, W of Hillbrae
Comment
JROH300
Osmorhiza berteroi
John Hunter Thomas
1987-4-30
24216
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH301
Osmorhiza berteroi
John Hunter Thomas
1989-6-6
24767
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM287588
Osmorhiza berteroi
Lyman Benson
1930-5-3
2115
San Mateo
Woods, above Woodside, Santa Cruz Mtns.
366
Comment
RSA152259
Osmorhiza berteroi
I. L. Wiggins
1925-04
1681
San Mateo
First bridge across small creek on Kings Mountain Road above Woodside
Comment
CHSC25146
Oxalis oregana
R. N. Bowman
1971-4-5
17
San Mateo
On embankment along E. side of Gazos Creek, ca. 7.6 mi. N.W. of Big Basin State Park office and ca. 25 yards W. of Gazos Creek Rd.
121
Comment
POM139481
Oxalis oregana
C. F. Baker
1902-3-18
325
San Mateo
King's Mountain
Comment
RSA130344
Oxalis oregana
W. R. Dudley
1894-3-26
s.n.
San Mateo
Santa Cruz Peninsula: Redwoods beyond Kings, Santa Cruz Range
Comment
SEINET10969325
Oxalis oregana
R. D. Sage
1992-1-6
Sage 13395 -1
San Mateo
Collected at purisima creek rd trail in purisima creek redwoods open space preserve. 9 Km w woodside.
244
Comment
SEINET12182802
Oxalis oregana
Unknown
1933-1
10394
San Mateo
White House Creek
Comment
CAS-BOT-BC318251
Packera breweri
W. R. Dudley
1893-5-3
s.n.
San Mateo
Foothills near Stanford University.
Comment
CAS-BOT-BC253791
Panicum hillmanii
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
San Bruno Mountains. Brisbane Lagoon near railroad tracks
Comment
RSA176768
Parapholis incurva
John H. Thomas
1963-5-20
10138
San Mateo
Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz.
Comment
JROH1401
Pectocarya pusilla
L. Roush & G. Kimber
1918-5-2
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM63452
Pectocarya pusilla
A. D. E. Elmer
1903-04
4676
San Mateo
Portola.
Comment
JROH4100
Pedicularis densiflora
John H. Thomas
1956-4-7
5602
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes
182
Comment
JROH4118
Pedicularis densiflora
John Hunter Thomas
1982-1-3
20794
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM286385
Pedicularis densiflora
Lyman Benson
1929-3-2
987
San Mateo
East of Lake Searsville
Comment
JROH4108
Pedicularis densiflora
John H. Thomas
1961-4-8
9068
San Mateo
Jasper Ridge Biological Preserve, Stanford University; at Searsville Lake end of ridge
Comment
POM226859
Pedicularis densiflora
L. R. Abrams
1914-3-1
5058
San Mateo
Kings Mountain Road, Santa Cruz Mtns.
152
Comment
JEPS82090
Pedicularis dudleyi
Rimo Bacigalupi with J. H. Thomas and L. Heckard
1961-5-23
7712
San Mateo
1/3 mi n of its confulence with Pescadero Creek (e side of Peters Creek); Peters Creek
134
Comment
RSA125136
Pedicularis dudleyi
E. F. Sprague
1957-5-26
1703
San Mateo
Portola State Park, about campground headquarters
305
Comment Read comments Mar 2 2010
CAS-BOT-BC207026
Pelargonium vitifolium
Rimo Bacigalupi
1922-3-29
s.n.
San Mateo
Roadside between Pigeon Pt. and Arroyo de los Frijoles
Comment
CAS-BOT-BC207027
Pelargonium vitifolium
Rimo Bacigalupi
1922-3-29
s.n.
San Mateo
Roadside between Pigeon Pt. and Arroyo de los Frijoles
Comment
CAS-BOT-BC207031
Pelargonium vitifolium
John Thomas Howell
1932-12-21
10864
San Mateo
Near Pescadero.
Comment
UC729633
Pelargonium vitifolium
Carl B. Wolf
1929-5-10
3704
San Mateo
s of Pescadero (Pigeon Pt); Pigeon Pt.
30
Comment
JROH102
Pellaea andromedifolia
John Hunter Thomas
1981-4-5
20268
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
JROH97
Pellaea andromedifolia
John H. Thomas
1974-6-30
17465
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
CAS-BOT-BC389690
Pellaea andromedifolia
1980-3-15
s.n.
San Mateo
Crystal Springs Rd.
Comment
JROH6183
Pellaea mucronata var. mucronata
John Rawlings
2017-12-19
2308
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near south border of Preserve just east of Westridge fork of Corte Madera Creek.
134
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-BC77003
Pentagramma triangularis subsp. triangularis
John H. Thomas
1958-3-19
7068
San Mateo
East facing lsope of San Bruno Mountain, just north of South San Fancisco.
91
Comment
CAS-BOT-BC77012
Pentagramma triangularis subsp. triangularis
David D. Keck
1932-2-12
1365
San Mateo
La Honda Road, east slope of Coast Range above Searsville Lake.
304
Comment
JROH112
Pentagramma triangularis subsp. triangularis
Lawrence J. Winship
1974-11-16
12
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH115
Pentagramma triangularis subsp. triangularis
John Hunter Thomas
1981-4-23
20487
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH307
Perideridia kelloggii
John H. Thomas
1962-7-15
9914
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near northern end of ridge
Comment
JROH311
Perideridia kelloggii
John H. Thomas
1975-7-31
17981
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3242
Persicaria amphibia
Le Roy Abrams
1900-10-1
1002
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake.
Comment
CAS-BOT-BC419386
Persicaria punctata
Roxana S. Ferris
1945-9-25
11107
San Mateo
At Pedro Point, State Highway #1
Comment
CAS-BOT-BC419387
Persicaria punctata
Roxana S. Ferris
1945-9-25
11107
San Mateo
At Pedro Point, State Highway 1
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-BC330312
Petasites frigidus var. palmatus
W. R. Dudley
1894-3-23
s.n.
San Mateo
Santa Cruz Mountain Peninsula. By La Honda Creek, Redwoods above hotel
Comment
CDA8457
Petasites frigidus var. palmatus
T. C. Fuller
1960-4-2
4084
San Mateo
Alpine Road, 0.8 mile east of Pescadero Road, 2.8 miles southeast of La Honda.
0
Comment
SJSU7544
Phacelia distans
L. S. Rose
1963-5-23
63060
San Mateo
Thornton Beach Park
30
Comment
UCSC008146
Phacelia distans
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
POM289344
Phacelia malvifolia
Lyman Benson
1937-6-27
8392
San Mateo
Summit west of Belmont; Santa Cruz Mt. Range; S. F. Bay Watershed.
152
Comment
RSA21847
Phacelia malvifolia
J. T. Howell
1938-5-1
13768
San Mateo
Colma Canyon.
Comment
CAS-BOT-BC154292
Phacelia ramosissima
Class Collection
1940-1-1
s.n.
San Mateo
Dunes, Ano Nuevo Point
Comment
SD38340
Phacelia ramosissima
Edith A. Purer
1933-5-27
3651
San Mateo
Spring Valley Lakes.
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
CAS-BOT-BC258932
Phalaris aquatica
J. H. Thomas
1963-8-4
10233
San Mateo
About 2.5 miles inland from San Gregorio along the highway
Comment
JROH5377
Phalaris aquatica
John Hunter Thomas
1989-6-6
24760
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5643
Phalaris brachystachys
John Rawlings
2014-6-7
1263
San Mateo
Jasper Ridge Biological Preserve, Stanford University; 100 yards west from Escobar Gate, 20 yards north of Road F
161
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-BC259001
Phalaris californica
A. D. E. Elmer
1903-6-1
4699
San Mateo
Crystal Springs Lake
Comment
SJSU15792
Phalaris californica
Toni Corelli
2010-6-1
641
San Mateo
Wavecrest, west of Highway 1 in Half Moon Bay.
23
Comment
UCD88577
Phalaris californica
P. B. Kennedy
1928-5-2
s.n.
San Mateo
E of Daly City.
Comment
CAS-BOT-BC250645
Phalaris minor
L. R. Abrams
1927-6-4
s.n.
San Mateo
San Gregorio
Comment
JROH2767
Pholistoma auritum var. auritum
John H. Thomas
1971-4-25
15790 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5552
Pholistoma auritum var. auritum
John Rawlings, Toni Corelli
2013-4-16
1133
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 2 extension northwest of the cistern
102
Comment
JROH4286
Phoradendron serotinum subsp. tomentosum
John H. Thomas
1955-5-6
5018
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
RSA647542
Phyllospadix torreyi
Judy Hansen
1969-6-29
s.n.
San Mateo
Pidgeon Point.
Comment
CAS-BOT-BC142186
Physocarpus capitatus
Walter Knight
1963-6-24
s.n.
San Mateo
Quarry 4 - San Bruno Mountain
Comment
CAS-BOT-BC142187
Physocarpus capitatus
James McMurphy
1902-5-11
s.n.
San Mateo
San Francisquito Creek
Comment
UC860427
Physocarpus capitatus
Lewis S. Rose
1939-5-5
39093
San Mateo
San Mateo Canyon
45
Comment
CDA28804
Pickeringia montana
D. G. Kelch
2009-6-9
9 .39
San Mateo
Santa Cruz Mtns.; King s Mtn. Rd. N of Summit Springs.
Comment
SEINET11130514
Pickeringia montana
M. E. Springer
1946-9-1
739
San Mateo
Road near Skyline Blvd.
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
CAS-BOT-BC206941
Pickeringia montana var. montana
Josephine D. Randall
1907-6-29
218
San Mateo
King's Mt. Road - 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
JROH2203
Pickeringia montana var. montana
John H. Thomas
1976-5-26
18147
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Shack
Comment
JROH120
Pinus radiata
John Hunter Thomas
1977-5-19
18616
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH121
Pinus radiata
John Hunter Thomas
1979-9-9
19730
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC137314
Piperia elegans
W. R. Dudley
1896-2-16
s.n.
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
CAS-BOT-BC389707
Piperia elegans
L. Sigal
1969-8-1
51
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
JROH1406
Plagiobothrys bracteatus
John H. Thomas
1966-4-6
11553 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC228143
Plagiobothrys chorisianus
Alice Eastwood; John Thomas Howell
1938-4-24
5249
San Mateo
Tunitas
Comment
SD99464
Plagiobothrys chorisianus
John H. Thomas
1961-5-7
9258
San Mateo
San Bruno Mountain.
Comment
UC78190
Plagiobothrys chorisianus
K. Brandegee
1892-4-9
San Mateo
South San Francisco
Comment
UC78213
Plagiobothrys chorisianus
A. D. E. Elmer
San Mateo
near San Gregorio Creek
Comment
CAS-BOT-BC228119
Plagiobothrys chorisianus
David D. Keck
1932-4-18
1435
San Mateo
On the shore of San Francisco Bay, Burlingame
2
Comment
RSA6421
Plagiobothrys chorisianus
D. D. Keck
1932-4-18
1435
San Mateo
Burlingame, on the shore of San Francisco Bay.
2
Comment
CAS-BOT-BC228160
Plagiobothrys chorisianus var. chorisianus
W. R. Dudley
1900-3-18
s.n.
San Mateo
The Santa Cruz Mountain Peninsula. Top of first summit E of Salada Valley
Comment
CAS-BOT-BC228172
Plagiobothrys chorisianus var. hickmanii
Anne Constant
1955-5-28
192
San Mateo
At Pescadero Beach
7
Comment
JROH1411
Plagiobothrys chorisianus var. hickmanii
John H. Thomas
1971-4-3
15748
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1416
Plagiobothrys chorisianus var. hickmanii
John Hunter Thomas
1982-4-30
20882
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
SDSU5437
Plagiobothrys chorisianus var. hickmanii
D. F. Howe
1967-4-13
4342
San Mateo
Pebble Beach.
Comment
UC25045
Plagiobothrys nothofulvus
Alice Eastwood
April 1896
San Mateo
Crystal Springs
Comment
POM287296
Plagiobothrys nothofulvus
Lyman Benson
1930-5-1
2055
San Mateo
Stanford University. Mt. Range: San Lorenzo.
122
Comment
JEPS61090
Plagiobothrys undulatus
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1135
San Mateo
Pilarcitos Lake and Canyon
Comment
CHSC39820
Plantago
Maibelle Williams
1929-5-10
San Mateo
Moss Beach.
Comment
UCR253350
Plantago coronopus
A. C. Sanders
2014-8-3
41233
San Mateo
San Francisco Bay, South San Francisco, San Francisco Bay Trail in vicinity of S Airport Drive, Utah Ave., and Haskins Way, between Hwy 101 and San Francisco Bay
6
Comment
UCD67941
Plantago coronopus
A. Bennett
1977-5-1
29
San Mateo
Hwy 84, 7 mi. W. of La Honda, N. side of road. Growing in level ground with sandy, wet soil.
15
Comment
UCSC003378
Plantago elongata
Randall Morgan
2001-5-5
3725
San Mateo
south of Franklin Point, San Mateo County
Comment
HSC23935
Plantago erecta
Mary Katherine Wicksten
1971-8-25
214
San Mateo
Huddart Park
Comment
SEINET12342186
Plantago erecta
Unknown
1932-1
9135
San Mateo
Sky Line Drive
Comment
RSA278509
Plantago erecta subsp. erecta
T. C. Emmel
1964-3-15
1
San Mateo
Woodside (expt'l area).
Comment
UCSC007768
Plantago lanceolata
Becky Hendricks, Chris Lay
2012-6-22
s.n.
San Mateo
Ano Nuevo State Park
Comment
JROH3137
Plantago major
John Hunter Thomas
1981-9-24
20752
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC164028
Plantago major
Peter Rubtzoff
1975-10-11
8424
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, NW of Fog Forest
Comment
POM209656
Plantago maritima
D. D. Keck
1934-7-7
2966
San Mateo
Pigeon Point.
Comment
UCD124622
Plantago maritima
G. Thomas Robbins
1953-8-29
3617
San Mateo
Just south of the Olympic Golf Club and the San Francisco City and County line.
Comment
CAS-BOT-BC136639
Platanthera
Donald A. Johansen
1932-5-21
s.n.
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
CAS-BOT-BC92020
Platystemon californicus
Lewis S. Rose
1933-5-17
33170
San Mateo
Redwood City.
Comment
SEINET7097923
Platystemon californicus
A. G. Vestal
1937-6-15
s.n.
San Mateo
Lat. 37 14' 13ao N, Long. 122 24' 55ao W (NAD27 converted to WGS84 decimal degrees). Pebble Beach west of Pescadero. UTM Zone 10, 551863 mN, 4121109 mN.
Comment
UC1057447
Platystemon californicus
G. Thomas Robbins
1937-4-11
95
San Mateo
along road to Woodside near Spring Valley Lakes; near Springs Valley Lakes
Comment
CAS-BOT-BC92023
Platystemon californicus
Ynez Whilton Winblad
1941-4-13
s.n.
San Mateo
1 mile north of Crystal Springs Reservoir.
Comment
JROH4241
Plectritis congesta subsp. brachystemon
H. J. Dengler
1972-4-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. By trail N.E.J.R. to S.F. Creek, at point where deer trail joins trail to creek, ca. 20' below junco nesting site.
Comment
JROH4250
Plectritis macrocera
John H. Thomas
1971-4-24
15773
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC766305
Plectritis macrocera
R. F. Hoover
1941-4-23
4908
San Mateo
Redwood City
Comment
CAS-BOT-BC255563
Poa annua
W. R. Dudley
1894-3-26
s.n.
San Mateo
Santa Cruz Mountain Peninsula. By road from Pescadero to San Gregorio
Comment
CAS-BOT-BC258902
Poa annua
Peter Rubtzoff
1988-5-3
9914
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
JEPS71266
Poa annua
unknown
1919-7-22
211
San Mateo
Ano Nuevo
Comment
JROH5404
Poa annua
John Hunter Thomas
1982-4-28
20869
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD99466
Poa annua
Ira L. Wiggins
1975-4-17
22142
San Mateo
NE side of Southern Pacific right-of-way, between San Francisquito Creek and Willow Road, San Mateo, along path
Comment
UC1537245
Poa annua
Gordon H. True Jr.
1937-3-31
619
San Mateo
Salada Beach Rd
60
Comment
UC650404
Poa annua
Ira L. Wiggins
1928-4-22
2944
San Mateo
Moss Beach
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
CAS-BOT-BC243116
Poa secunda subsp. secunda
John H. Thomas
1971-5-2
15839
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 miles W from Redwood City
152
Comment
JROH5710
Poa secunda subsp. secunda
John Rawlings
2015-3-15
1352
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 5
124
Comment
UCD164387
Poa trivialis
Peter Rubtzoff
1977-6-7
9030
San Mateo
San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
CAS-BOT-BC244254
Poa unilateralis
Walter & Irja Knight
1965-4-25
1054
San Mateo
San Bruno Mountain. Owl's Canyon
228
Comment
CAS-BOT-BC244255
Poa unilateralis
Javier Penalosa
1963-3-30
2755
San Mateo
San Bruno Mountain. Crest of ridge SW of Brisbane, NW of power lines
304
Comment
JROH2856
Pogogyne serpylloides
John H. Thomas
1966-4-29
11588
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC232897
Polemonium carneum
A. D. E. Elmer
1903-7-1
4771
San Mateo
Pilarcitos Stone Dam
Comment
CDA2829
Polygonum arenastrum
Buchanan
1960-4-28
4107
San Mateo
Harbor Blvd. & Freeway, Redwood City.
0
Comment
CAS-BOT-BC414106
Polygonum aviculare subsp. aviculare
J. H. Thomas
1960-6-25
8784 A
San Mateo
Redwood City. Near Main and Stambaugh sts.
Comment
UCD164344
Polygonum aviculare subsp. depressum
Peter Rubtzoff
1977-4-16
8953
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-BC6613
Polygonum coccineum f. terrestre
Charles Fuller Baker
1902-10-20
1835
San Mateo
Searsville
Comment
CAS-BOT-BC109240
Polygonum paronychia
Class Collection
1940-1-1
s.n.
San Mateo
Dunes, Ano Nuevo Point.
Comment
UC733135
Polygonum punctatum
Roxana S. Ferris
1945-9-25
11107
San Mateo
Pedro Point; State Hwy 1
Comment
CAS-BOT-BC76915
Polypodium californicum
J. H. Thomas
1949-3-29
197
San Mateo
King's Mountain.
Comment
CAS-BOT-BC76912
Polypodium californicum
W. R. Dudley
1896-2-16
s.n.
San Mateo
Santa Cruz Mountain Peninsula - Devil's Canyon, Black Mountain
Comment
SEINET6166104
Polypodium californicum
R. L. Oliver
1976-4-18
s.n.
San Mateo
San Mateo Memorial Park
Comment
UCD136938
Polypodium californicum
Lewis S. Rose
1964-2-6
64001
San Mateo
Kings Mountain.
609
Comment
UC42914
Polypodium scouleri
J. Burtt Davy
1893-6-22
San Mateo
top of Pilarcitos Canyon
Comment
JROH5428
Polypogon interruptus
John H. Thomas
1961-6-14
9545
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along stream below dam.
Comment
JROH5431
Polypogon interruptus
John H. Thomas
1977-6-16
18812
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Delta in Searsville Lake.
Comment
JROH5436
Polypogon interruptus
W. Lennihan
1989-6-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. San Francisquito creek -- above low-flow causeway on left, under trees in rocks.
81
Comment
SJSU15799
Polypogon interruptus
Toni Corelli
2010-6-4
679
San Mateo
Cowell Ranch Beach
33
Comment
UC39742
Polypogon interruptus
Michener and Bioletti
1893-6-20
133
San Mateo
L. Pilarcitos
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
JROH5441
Polypogon monspeliensis
John H. Thomas
1963-6-23
10160
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5450
Polypogon monspeliensis
John Hunter Thomas
1980-11-27
20189
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Delta.
Comment
JROH5608
Polypogon monspeliensis
John Rawlings
2013-5-28
1210
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Small drainage west of Goya Gate.
177
Comment
RSA276359
Polypogon monspeliensis
Jane Turner, Francis M. Ball
1962-7-7
SK&F- 1082
San Mateo
Highway 1, ca. 10 miles N of Santa Cruz County line.
Comment
CAS-BOT-BC237589
Polypogon viridis
Philip Wheeler
1965-6-8
s.n.
San Mateo
San Bruno Mountain. Crocker Industrial Park
Comment
JROH4820
Polypogon viridis
John Hunter Thomas
1983-7-7
22816
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just below dam.
Comment
CAS-BOT-BC72221
Polystichum dudleyi
W. R. Dudley
1898-3-5
s.n.
San Mateo
King's Mountain
Comment
CAS-BOT-BC72226
Polystichum dudleyi
Roxana S. Ferris
1920-4-24
1955
San Mateo
North Fork of Peters Creek
457
Comment
JROH54
Polystichum munitum
Lawrence J. Winship
1974-11-2
8
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
UC150382
Polystichum munitum
C. F. Baker
1902-1-15
321
San Mateo
w side King's Mt.
Comment
CAS-BOT-BC76643
Polystichum munitum
Roman Gankin
1987-11-6
9885
San Mateo
San Bruno Mountains - saddle area on north side of Guadelupe Canyon Parkway west of Radio Road junction.
Comment
UC4940
Populus alba
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1128
San Mateo
Millbrae
Comment
CAS-BOT-BC453678
Potamogeton gramineus
W. R. Dudley
1910-5-26
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Coal Mine Ridge near Black Mountain
Comment
UC438
Potamogeton illinoensis
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1132
San Mateo
Pilarcito Lake and Canyon Pilarcito Lake
Comment
UC519205
Potamogeton illinoensis
N. L. Gardner
1933-9-24
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC453996
Potamogeton pectinatus
H. L. Mason
1921-5-29
s.n.
San Mateo
On La Honda Grade near Woodruffs Hotel
Comment
CAS-BOT-BC453997
Potamogeton pectinatus
Charles W. O'Brien
1964-8-31
s.n.
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC454003
Potamogeton pectinatus
W. R. Dudley
1909-10-31
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Menlo Park Reservoir
Comment
CAS-BOT-BC454008
Potamogeton pectinatus
Ira L. Wiggins
1935-6-29
8051
San Mateo
Pescadero Creek, about 1 mile west of Pescadero
Comment
CAS-BOT-BC454052
Potamogeton pusillus subsp. pusillus
Charles W. O'Brien
1964-8-31
s.n.
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC143408
Potentilla
Elizabeth McClintock
1974-11-8
s.n.
San Mateo
On north side of Guadalupe Parkway
Comment
CAS-BOT-BC401044
Potentilla
L. Sigal
1970-5-1
s.n.
San Mateo
Pescadero Marsh
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
CAS-BOT-BC144833
Potentilla rivalis
George Oberlander
1950-3-18
560
San Mateo
Pilarcitos Canyon
Comment
UCSB17159
Poterium sanguisorba
Schulte, John
1963-4-27
San Mateo
Jasper Ridge, 3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
JROH4672
Prosartes hookeri
John H. Thomas
1973-5-5
16761
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC516348
Prosartes hookeri
J. H. Thomas
1949-4-14
269
San Mateo
Kings Mountain
Comment
CAS-BOT-BC516360
Prosartes hookeri
W. R. Bentley
1957-5-11
83
San Mateo
La Honda Road, 1/2 mile east of La Honda
152
Comment
JROH2868
Prunella vulgaris var. lanceolata
Toni Corelli
2005-7-13
294 b
San Mateo
Jasper Ridge Biological Preserve, Stanford University; lower fire Road C, about 20 m south of low flow crossing along road
80
Comment
UC1124441
Prunella vulgaris var. lanceolata
N. K. Carlson
1935-6-28
97
San Mateo
1 mi e Pigeon Pt.; Santa Cruz Quad.
Comment
RSA18295
Prunella vulgaris var. lanceolata
Carl B. Wolf
1927-6-21
422
San Mateo
East slope of Kings Mt.
Comment
CAS-BOT-BC158177
Prunus emarginata
A. D. E. Elmer
1903-5-1
4523
San Mateo
Searsville Lake
Comment
CAS-BOT-BC154503
Prunus ilicifolia
Phillip Wheeler
1965-6-7
s.n.
San Mateo
Between Owls Canyon and Buckeye Canyon
Comment
UC1128422
Prunus ilicifolia
A. Wright
1928-9-16
San Mateo
San Andreas Lake
152
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-BC156357
Prunus virginiana var. demissa
D. E. Breedlove
1974-5-13
36207
San Mateo
San Pedro Valley Park, Pacifica
152
Comment
HSC5682
Pseudognaphalium beneolens
L. S. Rose
1966-8-15
66082
San Mateo
Emerald Lake, W of Redwood City
91
Comment
UCD135023
Pseudognaphalium beneolens
Lewis S. Rose
1966-8-15
66082
San Mateo
Emerald Lake, west of Redwood City.
91
Comment
JROH772
Pseudognaphalium beneolens
John H. Thomas
1964-11-29
10537
San Mateo
Jasper Ridge Biological Preserve, Stanford University; W end of Searsville dam
Comment
JROH762
Pseudognaphalium californicum
John H. Thomas
1976-5-26
18149
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC356860
Pseudognaphalium californicum
W. R. Dudley
1898-9-15
s.n.
San Mateo
Santa Cruz Mountain Peninsula. El Corte Madera
Comment
CAS-BOT-BC356869
Pseudognaphalium californicum
R. E. Frenkel
1963-12-7
337
San Mateo
On Spring Valley Ridge Road, SFWD, at junction of Spring Valley Ridge and Whiting Ridge Roads
347
Comment
CAS-BOT-BC357115
Pseudognaphalium luteoalbum
John H. Thomas
1963-5-8
10064
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JROH775
Pseudognaphalium luteoalbum
John H. Thomas
1970-7-5
15657
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG45074
Pseudognaphalium luteoalbum
F. T. Howell
1935-1-13
12578
San Mateo
Lake San Andreas
Comment
UCD166153
Pseudognaphalium luteoalbum
Jack Major; M. Forde and S. Bamberg
1962-4-3
737
San Mateo
Above Coastways Ranch on Finney Creek. (Exact location unknown. Coordinates estimated by label maker).
Comment
SD88444
Pseudognaphalium microcephalum
Darley F. Howe
1972-6-25
San Mateo
7.5 miles north of Half Moon Bay.
Comment
CAS-BOT-BC357503
Pseudognaphalium ramosissimum
Peter Rubtzoff
1975-10-4
8420
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Dry, open slope just north of Guadalupe Canyon Parkway
Comment
CAS-BOT-BC357508
Pseudognaphalium ramosissimum
Janet Jones
1978-8-28
s.n.
San Mateo
Near Montara
Comment
CAS-BOT-BC344868
Pseudognaphalium stramineum
Peter Rubtzoff
1975-10-11
8422
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains.
Comment
HSC5703
Pseudognaphalium stramineum
L. S. Rose
1966-8-6
66079
San Mateo
San Bruno Mtns.; Colma Canyon
122
Comment
RSA18445
Pseudognaphalium stramineum
C. B. Wolf
1927-6-29
563
San Mateo
South of Pebble Beach near Pescadero
Comment
RSA249487
Pseudognaphalium stramineum
John F. Emmel
1971-9-6
387
San Mateo
NE facing slope 0.4 air mile SSW of Midway Village School on 1956 topo quad., above Guadalupe cyn. parkway, San Bruno Mts.
91
Comment
CAS-BOT-BC85902
Pseudotsuga menziesii
George Oberlander
1950-7-15
1100
San Mateo
San Francisco Watershed Reserve, Cahill Ridge
Comment
CAS-BOT-BC85908
Pseudotsuga menziesii
W. R. Dudley
1893-12-3
s.n.
San Mateo
Santa Cruz Mountain Peninsula, Bear Gulch
Comment
CAS-BOT-BC85913
Pseudotsuga menziesii
J. I. McMurphy
1906-3-9
47
San Mateo
Santa Cruz Peninsula, Santa Cruz Mts., King's Mt.
640
Comment
POM223619
Pseudotsuga menziesii
S. S. Berry
1909-3-13
s.n.
San Mateo
King s Mountain.
640
Comment
CAS-BOT-BC85909
Pseudotsuga menziesii
W. R. Dudley
1899-8-27
s.n.
San Mateo
Near Sisson Tavern
Comment
CAS-BOT-BC85910
Pseudotsuga menziesii
W. R. Dudley
1897-4-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula, above Alpine School House, Black Mt.
Comment
JROH1175
Psilocarphus tenellus
H. A. Borthwick
1920-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1182
Psilocarphus tenellus
John H. Thomas
1971-4-21
15764
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1198
Psilocarphus tenellus
John Hunter Thomas
1992-5-5
25217
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam and vicinity
Comment
CAS-BOT-BC72660
Pteridium aquilinum
Margaret Barry
1937-5-15
103
San Mateo
Coal Mine Ridge
Comment
CHSC39781
Pteridium aquilinum
Maxey-Jones
1928-4-21
San Mateo
La Honda Redwoods.
Comment Read comments Jul 10 2010
JROH19
Pteridium aquilinum var. pubescens
John Hunter Thomas
1985-5-22
23677
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JEPS8435
Pterostegia drymarioides
unknown
1925-5-28
11
San Mateo
Salada
Comment
CAS-BOT-BC421314
Pterostegia drymarioides
W. R. Dudley
1900-3-17
s.n.
San Mateo
Santa Cruz Peninsula. By grade south slope Montara Mts.
Comment
UCD92955
Puccinellia maritima
A. A. Beetle
1946-6-4
4278
San Mateo
San Mateo City limits on San Mateo Bridge approach. On San Francisco Bay margin.
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
JROH2530
Quercus
John H. Thomas
1974-4-4
17087
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5770
Quercus X chasei
Carol Zabel, Ann Lambrecht
2001-10-24
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; northeast side of Jasper Ridge along lower Trail 5 going down below switchback, first oak past valley oak with exposed roots, creek side of trail
Comment
POM192780
Quercus X morehus
W. R. Dudley
1904-4-10
s.n.
San Mateo
Goat Ranch Road near Alpine Road, Black Mountain, Santa Cruz Mountain Peninsula.
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-BC61712
Quercus agrifolia
Ned Cahill
1974-4-30
237
San Mateo
near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
UC565407
Quercus agrifolia
Chas. M. Belshaw
1936-1-25
1457
San Mateo
2.8 mi w Woodside (Kings Mountain road); South Coast Range
Comment
UCD45238
Quercus agrifolia
Alan T. Whittemore
1976-5-29
103
San Mateo
Intersection of Polyhemus Creek Road and Ticonderoga Street, San Mateo. Latitude: 37 31' N; Longitude: 122 20' W. Elevation: 460 ft.
140
Comment
SEINET12034175
Quercus agrifolia
Unknown
1929-1
7299
San Mateo
Kings Mtn
Comment
SEINET13953029
Quercus agrifolia
Lewis S. Rose
1964-1
64012
San Mateo
Emerald Lake, west of Redwood City hills, 400 feet in altitude
122
Comment
JEPS121496
Quercus agrifolia var. agrifolia
Adam C. Schneider with C. Matt Guilliams
2013-4-7
105
San Mateo
Crystal Springs Reservoir
Comment
JROH5809
Quercus berberidifolia
John Rawlings
2016-7-27
1910
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 15, 15 yards north of Rd F
175
Comment
JROH2538
Quercus douglasii
Carol Zabel
2004-8-11
52
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 15 between Vestal's exclosure and intersection with Trail 16, north side of trail
Comment
CAS-BOT-BC94271
Quercus durata
Ned Cahill
1974-4-19
143
San Mateo
near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC94276
Quercus durata
John H. Thomas
1969-10-19
15486
San Mateo
near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
POM270113
Quercus durata
Lyman Benson
1932-8-1
4029
San Mateo
Stanford University, Santa Cruz Mt. Range, Corte Madera Creek watershed.
122
Comment
RSA169307
Quercus durata
L. S. Rose
1964-9-5
64068
San Mateo
Emerald Lake, W of Redwood City.
244
Comment
JROH2482
Quercus durata var. durata
John H. Thomas
1968-5-22
14458
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC105386
Quercus kelloggii
W. R. Dudley
1901-3-16
s.n.
San Mateo
Santa Cruz Mountain Peninsula, near Los Trancos Creek
Comment
CAS-BOT-BC105396
Quercus kelloggii
Le Roy Abrams
1898-3-1
s.n.
San Mateo
Woodside
Comment
CAS-BOT-BC105397
Quercus kelloggii
Ira L. Wiggins
1925-4-1
1664
San Mateo
On Kings Mountain Road three fourths of a mile above Woodside in the old cut over redwood (S. sempervirens) belt.
Comment
JEPS48850
Quercus kelloggii
James G. Daly
1934-1
545
San Mateo
near crossroads of Skyline Blvd. and La Honda road (watershed of San Gregorio Creek); Santa Cruz Mts., San Gregorio Creek
Comment
JROH2498
Quercus kelloggii
E. A. McGregor
1909-3-20
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM270254
Quercus kelloggii
Lyman Benson
1930-5-3
21100
San Mateo
Above Woodside, Mt. Range: Santa Cruz
366
Comment
RSA152240
Quercus kelloggii
I. L. Wiggins
1925-04
1664
San Mateo
On Kings Mtn Rd 3/4 mile above Woodside.
Comment
UCD46676
Quercus kelloggii
Ira L. Wiggins
1946-5-2
s.n.
San Mateo
La Honda road, above Searsville Reservoir, San Mateo County, California.
457
Comment
UCD46744
Quercus kelloggii
Edmond Holm
1993-10-20
s.n.
San Mateo
(Q. parvula Greene var. shrevei (Muller) Nixon. California, San Mateo Co.; Huddart Park, near Miwok Picnic Area.
Comment
JROH2521
Quercus lobata
John H. Thomas
1977-4-28
18566
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2526
Quercus lobata
John Hunter Thomas
1987-5-26
24322
San Mateo
Jasper Ridge Biological Preserve, Stanford University; by old bridge to causeway
Comment
POM270142
Quercus lobata
Lyman Benson
1932-8-1
4032
San Mateo
Stanford University, Santa Cruz Mt. Range, Corte Madera Creek watershed.
122
Comment
SEINET12034641
Quercus lobata
Unknown
1930-1
7321
San Mateo
Jaspar Ridge
Comment
CAS-BOT-BC362552
Rafinesquia californica
Theo. C. Zschokke
1903-7-10
s.n.
San Mateo
Santa Cruz Mountain Peninsula. New Grade Road, Black Mt.
Comment
JEPS60724
Ranunculus californicus
W. L. Jepson
1921-4-3
9116
San Mateo
canyon near Colma
Comment
SJSU2273
Ranunculus californicus
C. W. Sharsmith
1947-4-13
6754
San Mateo
Pescadero Beach near Pwscadero Point
Comment
UC9411
Ranunculus californicus
J. Burtt Davy
1895-4-20
1014
San Mateo
Millbrae
Comment
JROH3473
Ranunculus californicus
John H. Thomas
1977-4-3
18508
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM268178
Ranunculus californicus
Lyman Benson
1930-5-3
2101
San Mateo
Santa Cruz Mt.
244
Comment
SD80176
Ranunculus californicus
R. S. Woglum
1935-5-25
1156
San Mateo
San Francisco area, Skyline Drive
Comment
CAS-BOT-BC378526
Ranunculus californicus var. californicus
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountain, grassy slope above Fern Rock
Comment
CAS-BOT-BC378527
Ranunculus californicus var. californicus
R. S. Woglum
1935-5-25
1156
San Mateo
San Francisco area, Skyline Drive
Comment
JROH3488
Ranunculus hebecarpus
John Hunter Thomas
1985-5-2
23583
San Mateo
Jasper Ridge Biological Preserve, Stanford University
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
UC204201
Ranunculus muricatus
A. D. E. Elmer
June 1903
4661
San Mateo
San Pedro
Comment
POM269264
Ranunculus muricatus
Lyman Benson
1935-5-7
6546
San Mateo
Santa Cruz Mt, San Francisco Bay, Stanford University
152
Comment
UCD96238
Ranunculus muricatus
E. M. Johnston
Jun and Jul 191
14
San Mateo
Bay Region, Millbrae.
Comment
UCD97310
Ranunculus trilobus
Phil Greer
2002-4-17
s.n.
San Mateo
Hwy 101, in Half Moon Bay.
Comment
POM283043
Rhamnus californica
Lyman Benson
1928-12-4
770
San Mateo
Lake Searsville, Stanford, Santa Cruz, San Francisco Bay
152
Comment
UC565409
Rhamnus californica
Chas. M. Belshaw
1936-1-25
1458
San Mateo
2.8 mi w Woodside (Kings Mountain road); South Coast Range
Comment
CAS-BOT-BC55887
Rhamnus crocea
J. I. McMurphy
1906-4-4
55
San Mateo
Los Trancos Creek, Santa Cruz Mts.
182
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
JROH3562
Rhamnus crocea
D. E. Breedlove
1971-5-31
19344
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
UC592785
Rhamnus crocea
unknown
1928-3-16
1540
San Mateo
near Searsville Lake; Jasper Ridge
Comment
UC1121088
Rhododendron macrophyllum
N. K. Carlson
1935-7-2
112
San Mateo
5 mi s of Bellvale
304
Comment
CAS-BOT-BC56671
Rhododendron occidentale
W. R. Dudley
1895-6-6
s.n.
San Mateo
Near Iverson's on Upper Pescadero Creek
Comment
UC311182
Ribes aureum
A. D. E. Elmer
May, 1903
4514
San Mateo
Portola
Comment
CAS-BOT-BC92491
Ribes aureum var. gracillimum
A. D. E. Elmer
1903-5-1
4514
San Mateo
Portola.
Comment
UC204126
Ribes californicum
A. D. E. Elmer
March 1903
4683
San Mateo
Portola
Comment
JROH2637
Ribes californicum var. californicum
John H. Thomas
1959-2-23
7518
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2639
Ribes californicum var. californicum
John H. Thomas
1964-4-7
10302
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near edge of Searsville Lake.
Comment
JROH2649
Ribes californicum var. californicum
John Hunter Thomas
1983-2-21
21280
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Escobar Gate
Comment
SEINET13942455
Ribes divaricatum
Lewis S. Rose
1965-1
65008
San Mateo
Searsville Lake, stream banks. Alt ca 400 ft
122
Comment
SEINET6205023
Ribes divaricatum
L. S. Rose
1965-1
65008
San Mateo
Searsville Lake.
Comment
CAS-BOT-BC173470
Ribes malvaceum
James B. Roof; Walter Knight; Irja Knight
1965-6-20
1127
San Mateo
Crystal Cave Canyon
Comment
CAS-BOT-BC173479
Ribes malvaceum
Margaret A. Barry
1938-1-23
23
San Mateo
North slope on Coal Mine Ridge
Comment
CAS-BOT-BC212807
Ribes menziesii
A. D. E. Elmer
1903-4-1
4496
San Mateo
Portola
Comment
CAS-BOT-BC212812
Ribes menziesii
Fred Hemphill
1973-4-22
793
San Mateo
San Carlos, north of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC212837
Ribes menziesii
R. Bacigalupi
1922-3-1
s.n.
San Mateo
Along Pescadero Creek
Comment
CAS-BOT-BC212845
Ribes menziesii
W. & I. Knight
1963-6-24
s.n.
San Mateo
Quarry No. 4, San Bruno Mountain
Comment
CAS-BOT-BC212836
Ribes menziesii
V. F. Hesse
1955-10-10
1716
San Mateo
China grade road, 2.3 miles from Butano-Gazos Creek Road
152
Comment
JROH2667
Ribes menziesii var. menziesii
John H. Thomas
1974-6-27
17447
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2669
Ribes menziesii var. menziesii
John Hunter Thomas
1981-4-5
20283
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek.
Comment
UC75089
Ribes sanguineum
C. F. Baker
1902-4-4
441
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC144607
Ribes sanguineum var. glutinosum
David D. Keck
1932-6-1
1786
San Mateo
Three miles north of La Honda, Santa Cruz Mtns.
365
Comment
CAS-BOT-BC144636
Ribes sanguineum var. glutinosum
W. R. Dudley
1894-3-29
s.n.
San Mateo
Between Half Moon Bay and Woodside
Comment
JROH2687
Ribes sanguineum var. glutinosum
Carol Zabel
1989-3-29
7
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Leonard's bridge (old Corte Madera Creek bridge).
Comment
UC75091
Ribes sanguineum var. glutinosum
C. F. Baker
1902-1-15
241
San Mateo
w side Kings Mountain
Comment
CAS-BOT-BC144644
Ribes sanguineum var. glutinosum
Reed C. Rollins
1941-3-16
2945
San Mateo
dry ravine, west slope of the Santa Cruz Mts., about 35 miles south of San Francisco
Comment
RSA0019104
Ribes sanguineum var. glutinosum
L. S. Rose
1947-3-11
47027
San Mateo
Kings Mountain.
610
Comment
RSA0019110
Ribes sanguineum var. glutinosum
Lyman Benson
1929-3-5
976
San Mateo
King s Mountain.
Comment
CAS-BOT-BC363093
Rigiopappus leptocladus
Elizabeth McClintock
1978-4-24
s.n.
San Mateo
Gilmore McDowell property, Woodside
Comment
POM204034
Rigiopappus leptocladus
L. S. Rose
1933-4-30
33130
San Mateo
Redwood City
Comment
SJSU16041
Romulea rosea var. australis
John Rawlings, Toni Corelli
2016-4-29
1760
San Mateo
Cascade Creek Trail, Ano Nuevo State Park
21
Comment
CAS-BOT-BC147623
Rosa californica
Alice B. Wright
1919-8-1
s.n.
San Mateo
Granada
Comment
CAS-BOT-BC147666
Rosa canina
Elizabeth McClintock; Paul Reeberg
1988-6-28
s.n.
San Mateo
On both sides of road to Camp Silverspot
Comment
HSC23985
Rosa gymnocarpa
Mary Katherine Wicksten
1971-6-24
110
San Mateo
Huddart Park, near entrance
Comment
CAS-BOT-BC146702
Rosa gymnocarpa
J. H. Thomas
1950-4-27
1691
San Mateo
Purisima Road near Skyline Blvd.
Comment
CAS-BOT-BC146800
Rosa multiflora
Peter Rubtzoff; Elizabeth McClintock; Paul Reeberg
1988-7-28
s.n.
San Mateo
unspecified
Comment
CAS-BOT-BC274264
Rostraria cristata
John Thomas Howell
1973-4-28
49145
San Mateo
Burlingame
Comment
CAS-BOT-BC156594
Rubus bifrons
J. H. Thomas
1963-9-11
10263 A
San Mateo
San Bruno Mountain. Near intersection of Guadalupe Rd. and South Hill Blvd.
Comment
CAS-BOT-BC152829
Rubus parviflorus
W. R. Dudley
1894-12-13
s.n.
San Mateo
La Honda Road - Santa Cruz Peninsula
Comment
CAS-BOT-BC152834
Rubus parviflorus
A. D. E. Elmer
1903-6-1
4294
San Mateo
Alpine School House
Comment
JROH3771
Rubus parviflorus
John H. Thomas
1970-5-16
15632
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3776
Rubus parviflorus
John Hunter Thomas
1985-5-22
23683
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18500
Rubus parviflorus var. velutinus
Carl B. Wolf
1927-7-14
620
San Mateo
1 mile south of summit of Kings Mt on Skyline Drive.
Comment
CAS-BOT-BC158710
Rubus ulmifolius
Margaret Bellue
1945-8-23
s.n.
San Mateo
Along creek on property in Redwood City.
Comment
CAS-BOT-BC157077
Rubus ursinus
L. R. Abrams
1914-10-14
5131
San Mateo
Tunitas [Canon] Canyon
Comment
CAS-BOT-BC157084
Rubus ursinus
C. F. B.
1902-1-15
246
San Mateo
West side King's Mountain
Comment
CAS-BOT-BC157105
Rubus ursinus
Alice Eastwood; John Thomas Howell
1938-6-26
6055
San Mateo
Near Pescadero
Comment
UC861859
Rubus ursinus
R. A. Kocher
1908-4-25
San Mateo
near Stanford University (San Francisquito Creek above Rock Quarry); Santa Cruz Mountain Peninsula, San Francisquito Creek
121
Comment
CAS-BOT-BC157085
Rubus ursinus
E. McClintock; Phillip Wheeler
1965-5-23
s.n.
San Mateo
Below and east of Nike station
Comment
CAS-BOT-BC157095
Rubus ursinus
W. R. Dudley
1897-1-1
s.n.
San Mateo
Near junction of forks of Butano Cr.
Comment
UC1084377
Rumex acetosella
G. Thomas Robbins
1937-4-11
74
San Mateo
just s San Francisco (along Skyline Boulevard)
Comment
UCR12025
Rumex acetosella
Coleta A. Lawler
1964-4-19
55
San Mateo
4.5 miles east of Half Moon Bay; Pilarcitos Rd, 0.5 mi NE jct Half Moon Bay Rd.
76
Comment
CAS-BOT-BC422091
Rumex acetosella
Elizabeth McClintock; David Schooly; Kim Marcus
1975-4-13
s.n.
San Mateo
San Bruno Mountain. Slope above Hillside Blvd., South San Francisco.
Comment
JROH3298
Rumex conglomeratus
John H. Thomas
1974-6-27
17452
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near the low flow crossing below Searsville Dam.
Comment
CAS-BOT-BC433353
Rumex crispus
Janet Jones
1983-8-16
379
San Mateo
South of Date Street between Hart Street and Sunshine Valley Road, Montara.
Comment
CAS-BOT-BC433358
Rumex crispus
Ned Cahill
1974-6-21
349
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City.
Comment
CAS-BOT-BC433366
Rumex crispus
Margaret Barry
1938-5-14
257
San Mateo
Near Mud Lakes, Coal Mine Ridge
Comment
CAS-BOT-BC433367
Rumex crispus
A. D. E. Elmer
1903-6-1
4276
San Mateo
San Mateo
Comment
CAS-BOT-BC433542
Rumex fueginus
George Oberlander
1950-7-15
1106
San Mateo
San Francisco Watershed Reserve. About San Andreas Lake
Comment
CAS-BOT-BC433749
Rumex persicarioides
Ira L. Wiggins
1929-8-24
3870
San Mateo
Moss Beach
Comment
JROH3305
Rumex pulcher
John H. Thomas
1967-6-1
12964
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD39773
Rumex salicifolius
Edith A. Purer
1932-7-18
4015
San Mateo
Half Moon Bay, sand dunes
Comment
CAS-BOT-BC433998
Rumex salicifolius
George Oberlander
1949-7-24
306
San Mateo
San Francisco Watershed Reserve. About Upper Crystal Spr. Lake
Comment
JROH2213
Rupertia physodes
John H. Thomas
1974-6-27
17455
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near the low flow crossing below Searsville Dam
Comment
UC311105
Rupertia physodes
A. D. E. Elmer
June, 1903
4270
San Mateo
Crystal Springs Lake
Comment
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
UC279597
Ruppia maritima
unknown
San Mateo
Laguna de Salada
Comment Read comments Jan 2 2010
UC279599
Ruppia maritima
W. A. Setchell
1925-8-29
San Mateo
Laguna de Salada
Comment
RSA34798
Ruppia maritima
I. L. Wiggins
1946-4-30
11199
San Mateo
In brackish pool on W side of Bayshore Hwy 1/2 mile N of Redwood City, San Mateo County
Comment
SEINET11763346
Ruppia maritima
L. S. Rose
1936-1
36724
San Mateo
Granada
2
Comment
SD146161
Ruta chalepensis
G. K. Helmkamp, E. A. Helmkamp
1999-6-28
5003
San Mateo
Pescadero Crk Watershed: Bean Hollow Rd 0.3 mi S of Pescadero Rd (SW of Pescadero). Slopes above Butano Crk.
60
Comment
CDA38605
Rytidosperma caespitosum
Eric Wrubel, Joe Woods
2011-7-5
NPS 19
San Mateo
Pacifica. Golden Gate National Recreation Area, Sweeney Ridge Trail, 1/2 mile south of Vista College.
0
Comment
UC1738942
Rytidosperma caespitosum
Glenn Clifton
1992-8-4
San Mateo
between Whitehorse Creek and Cascade Creek Santa Cruz Mountains, Cascade Ranch State Park
15
Comment
JROH1713
Sagina apetala
John H. Thomas
1963-4-17
10036
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of road near the "riders shack" at the Searsville end of the ridge
Comment
CAS-BOT-BC261658
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
CDA15512
Sagina procumbens
N. Mulder
1999-4-29
PDR 1244753
San Mateo
D & M Nursery, Cloverdale Rd., Pescadero.
0
Comment
JEPS59843
Salicornia virginica
unknown
1925-5-28
18
San Mateo
Tunitas
Comment
SEINET12002759
Salix bonplandiana
McCallum
1933-1
s.n.
San Mateo
near Searsville Lake
Comment
CAS-BOT-BC125372
Salix lasiandra var. lasiandra
W. R. Dudley
1893-1-1
s.n.
San Mateo
Hill north of South San Francisco
Comment
JROH3882
Salix lasiandra var. lasiandra
Toni Corelli
2003-2-6
256
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along eastern side of lake Trail 21 at west end of spillway
105
Comment
CAS-BOT-BC107142
Salix lasiolepis
L. R. Abrams
1915-3-13
5162
San Mateo
Near junction of San Francisquito and Los Trancos Creeks, about 2 miles from Stanford University
Comment
CAS-BOT-BC166959
Salix lasiolepis
Peter Rubtzoff
1976-3-14
8447
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
JROH3862
Salix lasiolepis
Lewis S. Rose
1965-3-8
65004
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake stream banks
Comment
UCR279849
Salix lasiolepis
Peter Rubtzoff
1976-3-14
8446
San Mateo
San Francisco Bay Region, 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
220
Comment
CAS-BOT-BC108253
Salix lasiolepis var. bigelovii
Alice Eastwood
1920-3-15
s.n.
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC124484
Salix lasiolepis var. lasiolepis
W. R. Dudley
1894-7-11
s.n.
San Mateo
San Francisquito Cr. near Cedro Cottage, Stanford University
Comment
CAS-BOT-BC124494
Salix lasiolepis var. lasiolepis
Margaret A. Barry
1938-5-6
s.n.
San Mateo
Los Trancos Creek near Coal Mine Ridge
Comment
SBBG32452
Salix lucida subsp. lasiandra
L. S. Rose
1965-3-8
65002
San Mateo
Searsville Lake
121
Comment
CAS-BOT-BC126482
Salix sitchensis
W. R. Dudley
1899-5-14
s.n.
San Mateo
So.W. of Baden Station
Comment
CAS-BOT-BC126513
Salix sitchensis
W. R. Dudley
1903-6-6
s.n.
San Mateo
Near mouth of Peters Creek below Iverson's
Comment
CAS-BOT-BC126518
Salix sitchensis
George Oberlander
1950-3-11
820
San Mateo
San Mateo Creek
Comment
CDA3229
Salsola soda
W. Anderson
1968-8-16
San Mateo
West end of Dumbarton Bridge.
0
Comment
RSA681665
Salvia clevelandii
Annuschka Deb
1989-7-19
313
San Mateo
Yerba Buena Herbarium Stock
Comment
JEPS29418
Salvia spathacea
L. R. Heckard
1961-7-16
1266
San Mateo
just below San Bruno Mt. summit (sw of transmitting station KQED); San Bruno Mt.
304
Comment
RSA51285
Salvia spathacea
Peter H. Raven
1950-4-16
1787
San Mateo
Colma Canyon, San Bruno Mountains.
183
Comment
SEINET12286992
Sambucus caerulea
Unknown
1933-1
90
San Mateo
Comment
JROH1673
Sambucus nigra subsp. caerulea
John Hunter Thomas
1981-5-5
20544
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA34006
Sambucus racemosa
D. G. Kelch
2011-3-13
11 .053
San Mateo
Near Half Moon Bay along Capistrano Creek.
Comment
CAS-BOT-BC236466
Sambucus racemosa subsp. racemosa
Alice Eastwood
1933-5-31
s.n.
San Mateo
Butano Creek
Comment
CAS-BOT-BC235073
Sambucus racemosa var. racemosa
A. D. E. Elmer
1903-5-1
4663
San Mateo
Butano Creek
Comment
UCR122970
Sambucus racemosa var. racemosa
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6783
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
CDA33763
Sanicula arctopoides
D. G. Kelch
2011-3-13
11 .05
San Mateo
Pacifica. Along sea bluffs
Comment
JROH322
Sanicula bipinnatifida
John H. Thomas
1967-5-12
12885
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM132687
Sanicula bipinnatifida
A. D. E. Elmer
1903-04
s.n.
San Mateo
Lake San Andreas
Comment
CAS-BOT-BC223319
Sanicula bipinnatifida
Elizabeth McClintock; Philip Wheeler
1967-5-14
s.n.
San Mateo
San Bruno Mountain. East side of mountain, above Harold Ave., Brisbane
Comment
JROH332
Sanicula crassicaulis
John H. Thomas
1967-5-12
12877
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR280165
Sanicula crassicaulis
Peter Rubtzoff
1977-4-14
8938
San Mateo
San Francisco Bay Region, San Bruno Mountains, 'saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road Junction
220
Comment
JEPS85243
Sanicula hoffmannii
Roy E. Buck and James A. West
1985-6-3
533
San Mateo
on upper ne-facing slope of large gulch draining nw to Whitehouse Creek (ca 2.5 air km ne of Whitehouse Canyon Rd-CA Hwy 1 jct., 3.7 km nne of Franklin Point); Cascade Ranch
182
Comment
UC202777
Sanicula laciniata
A. D. E. Elmer
April, 1903
4498
San Mateo
Portola; ; Portola, San Mateo Co.
Comment
CAS-BOT-BC166661
Satureja douglasii
Peter Rubtzoff
1977-6-21
9064
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
POM202470
Satureja douglasii
L. S. Rose
1933-6-9
s.n.
San Mateo
3 miles W of San Bruno.
Comment
UC11756
Saxifraga californica
Ivar Tidestrom
1894-3-22
San Mateo
Comment
JROH355
Scandix pecten-veneris
John Hunter Thomas
1981-4-30
20516
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA790262
Schedonorus arundinaceus
Peter Rubtzoff
1976-6-13
8633
San Mateo
San Bruno Mtn: 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction and NW of Fog Forest.
Comment
JROH4417
Schoenoplectus acutus var. occidentalis
John Hunter Thomas
1988-6-2
24502
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near old bridge.
Comment
JROH4419
Schoenoplectus acutus var. occidentalis
John Hunter Thomas
1989-5-23
24748
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low flow crossing.
Comment
CAS-BOT-BC111603
Schoenoplectus californicus
W. R. Dudley
1909-10-4
s.n.
San Mateo
North pond, northern part of county
Comment
JEPS85228
Scirpus koilolepis
Roy E. Buck and James A. West
1985-4-29
526
San Mateo
1.9 air km. e.-n.e. Franklin Point (ca. 0.8 air km. n.e. of Whitehouse Canyon Rd.-CA Hwy. 1 jct, just n. of Whitehouse Canyon Rd., shallow watercourse at head of minor gulch); Cascade Ranch
60
Comment
UC1100829
Scirpus microcarpus
Malcolm A. Nobs, S. Galen Smith
1949-8-25
1559
San Mateo
marshes at Sharp Park
Comment
UC2159
Scirpus microcarpus
J. Burtt Davy
1893-6-22
765
San Mateo
marsh at head Lake Pilarcitos; marsh at head Lake Pilarcitos
Comment
CAS-BOT-BC111059
Scirpus microcarpus
James McMurphy
1909-10-8
s.n
San Mateo
Gazos Creek
Comment
POM202952
Scoliopus bigelovii
Alice Eastwood
1933-4-30
s.n.
San Mateo
Lake Pilarcitos.
Comment
UC765856
Scoliopus bigelovii
R. F. Hoover
1939-3-3
3897
San Mateo
above Portola (on La Honda rd.)
Comment
CAS-BOT-BC519001
Scoliopus bigelovii
C. F. Leithold
1896-2-24
s. n.
San Mateo
Woodside Hills
Comment
RSA0028841
Scoliopus bigelovii
D. D. Keck
1932-2-12
1359
San Mateo
La Honda Road, east slope of Coast Range above Searsville Lake
305
Comment
SEINET5570939
Scoliopus bigelovii
H. S. Gentry
1931-1
20
San Mateo
Collected 1.5 miles W of San Mateo, Half-Moon Bay Road.
Comment
CDA7624
Scolymus hispanicus
T. C. Fuller
1965-7-8
13755
San Mateo
D. McBryde property, 140 Eleanor Drive, Woodside.
0
Comment
JROH5461
Scribneria bolanderi
John Rawlings
2008-5-4
1033
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Vicinity of Phalaris californica seep.
171
Comment
JROH4124
Scrophularia californica
Richard L. Garber
1971-5-18
19
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC76166
Scutellaria tuberosa
Milo S. Baker
1904-5-15
San Mateo
near Burlingame
Comment
CAS-BOT-BC59054
Sedum spathulifolium
John F. Emmel
1970-5-17
279
San Mateo
Slope 1.2 air miles ESE of 1314 foot summit, on NE slipe of San Bruno Mts.
304
Comment
CAS-BOT-BC59271
Sedum spathulifolium
W. R. Dudley
1894-4-21
s.n.
San Mateo
Rocks below Crystal Springs Reservoir.
Comment
CAS-BOT-BC363383
Senecio aronicoides
John H. Thomas
1961-5-7
9308
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC363393
Senecio aronicoides
A. D. E. Elmer
1903-5-1
4508
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC363388
Senecio aronicoides
D. E. Breedlove
1963-5-24
4978
San Mateo
In San Andreas Valley below San Andreas Lake
Comment
CAS-BOT-BC353468
Senecio jacobaea
Peter Rubtzoff
1975-10-24
8434
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction. Uppermost part of East Fork Colma Creek, at the northwest corner of Fog Forest, San Bruno Mountains.
Comment
SEINET5334860
Sequoia sempervirens
R. L. Oliver
1976-4-18
s.n.
San Mateo
La Honda. San Mateo Memorial Park.
Comment
JROH3832
Sherardia arvensis
John H. Thomas
1974-4-4
17077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA8253
Sidalcea diploscypha
Elmer I. Applegate
1895-5-11
56
San Mateo
Hills above Stanford University. [county not specified]
Comment Read comments Dec 13 2015
SJSU8493
Sidalcea malviflora
R. L. Herb
1959-4-19
San Mateo
2.5 mi S of Pescadero
Comment
JROH2972
Sidalcea malviflora subsp. malviflora
John Hunter Thomas
1981-4-21
20465
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS127818
Silene gallica
Adam C. Schneider with C. Matt Guilliams
2013-4-7
81
San Mateo
Crystal Springs Reservoir
Comment
JROH1730
Silene gallica
John H. Thomas
1965-4-28
10595
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD38220
Silene gallica
Edith A. Purer
1933-7-27
5343
San Mateo
Pigeon Point.
Comment
UCR121568
Silene gallica
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4994
San Mateo
Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek
61
Comment
CAS-BOT-BC386849
Silene gallica
Elizabeth McClintock; David Schooly; Kim Marcus
1975-4-13
s.n.
San Mateo
San Bruno Mountain, slope above Hillside Blvd., South San Francisco
Comment
CAS-BOT-BC74988
Sinapis arvensis
Fred Hemphill
1973-4-8
631
San Mateo
San Carlos. North of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC74985
Sinapis arvensis
D. D. Davis
1903-3-1
s.n.
San Mateo
Unspecified.
Comment
CHSC39827
Sisyrinchium bellum
Maibelle Williams
1929-5-10
San Mateo
Moss Beach.
Comment
UCSB11441
Sisyrinchium bellum
Olson, Jim
1962-4-17
San Mateo
1 mile east of Halfmoon Bay; on road to San Mateo
15
Comment
RSA120320
Sisyrinchium bellum
S. S. Tillett, I. Sternback
1956-6-24
541
San Mateo
Behind (n.) Portola Camp Store, just outside Portola State Park
396
Comment
RSA125832
Sisyrinchium bellum
G. R. Campbell
1956-4-4
2
San Mateo
La Honda Rd (from Highway 5) to Woodside, 3 miles from Mt. Home-Portola road
915
Comment
RSA26886
Sisyrinchium bellum
R. C. Rollins
1941-3-22
2948
San Mateo
1 mile north of Belmont
Comment
SEINET12045594
Sisyrinchium bellum
Unknown
1932-1
8944
San Mateo
Los Francos Woods
Comment Read comments Oct 31 2021
SJSU15344
Sisyrinchium bellum
J. A. Nikkel
1985-4-3
19
San Mateo
east side of Highway 1, a 1/2 mile south of Pigeon Point;
Comment
JROH6178
Solanum americanum
John Rawlings
2017-10-3
2302
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Corte Madera Creek
111
Comment
RSA22959
Solanum douglasii
L. R. Abrams, I. L. Wiggins
1939-6-3
425
San Mateo
Ano Nuevo Point.
Comment
RSA130408
Solanum douglasii
W. R. Dudley
1897-10-11
s.n.
San Mateo
Near Half Moon Bay (Spanishtown).
Comment
CDA33322
Solanum elaeagnifolium
John Beall
2010-6-9
PDR# 1621662
San Mateo
Brisbane; abandoned train tracks 10 meters west of Tunnel Ave., south of Beatty Rd. One half mile south of Bayshore Caltrain station. Near San Mateo/ San Francisco county line.
0
Comment
UCD165016
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
CHSC57101
Solanum physalifolium var. nitidibaccatum
Steven Triano
1988-5-24
214
San Mateo
Located ca 750 ft s of Hwy. 1 and 2.9 mi s of Pigeon Point Light Station.
24
Comment
CAS-BOT-BC58480
Solanum umbelliferum
F. Hemphill
1973-3-17
616
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
CHSC1938
Solanum umbelliferum
V. Holt
1942-6-15
San Mateo
Half Moon Bay.
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
CAS-BOT-BC157549
Solanum umbelliferum
P. H. Raven
1950-4-16
1797
San Mateo
Summit ridge, San Bruno Mts.
243
Comment
CAS-BOT-BC58503
Solanum umbelliferum
W. R. Dudley
1899-5-14
s.n.
San Mateo
Head of San Pedro Creek
Comment
RSA681607
Solanum umbelliferum
Annuschka Deb
1989-4-19
115
San Mateo
YBN Berm near parking lot. From Fanny Arnold's ranch.
Comment
POM183401
Solidago canadensis subsp. elongata
L. S. Rose
1931-9-19
s.n.
San Mateo
Kings Mountain.
Comment
CAS-BOT-BC365536
Solidago elongata
Lewis S. Rose
1931-9-19
s.n.
San Mateo
Kings Mt.
Comment
JEPS32447
Solidago elongata
W. L. Jepson
1910-8-18
4163
San Mateo
Butano Cr
Comment
CAS-BOT-BC365743
Solidago spathulata
L. R. Abrams
1909-8-2
4251
San Mateo
Santa Cruz Peninsula. Pebble Beach, Pescadero
Comment
CAS-BOT-BC365748
Solidago spathulata
John H. Thomas
1961-5-12
9331
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC365185
Solidago velutina subsp. californica
Miss E. Cannon
No date on label
s.n.
San Mateo
South San Francisco Hills
Comment
CAS-BOT-BC365929
Soliva sessilis
John H. Thomas
1961-5-7
9262
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JROH1249
Soliva sessilis
John Hunter Thomas
1986-5-6
24017
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC365934
Soliva sessilis
Philip C. Wheeler
1965-5-17
s.n.
San Mateo
San Bruno Mountain. In Crocker Hills near Cow Palace
Comment
JROH1247
Soliva sessilis
John Hunter Thomas
1983-5-23
22249
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near shack side & low-flow crossing
Comment
RSA320914
Soliva sessilis
Robert A. Norris
1984-3-21
4651
San Mateo
Along trail in saddle between Parking Area (and summit) and Blue Blossom Hill, San Bruno Mtns.
305
Comment
CAS-BOT-BC374491
Sonchus asper
Fred Hemphill
1973-4-22
786
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
JROH1255
Sonchus asper subsp. asper
John H. Thomas
1967-5-31
12927
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC374700
Sonchus oleraceus
John H. Thomas
1958-3-19
7054
San Mateo
East facing slope of San Bruno Mountain, just north of South San Francisco
91
Comment
CAS-BOT-BC374696
Sonchus oleraceus
Ira L. Wiggins
1979-8-26
22247
San Mateo
Alley between Central and Woodland Avenues, running from Pope to Gilbert Streets, Menlo Park
Comment
CAS-BOT-BC374697
Sonchus oleraceus
Ira L. Wiggins
1979-8-26
22247
San Mateo
Alley between Central and Woodland Avenues, running from Pope to Gilbert Streets, Menlo Park
Comment
CAS-BOT-BC374709
Sonchus oleraceus
Elizabeth McClintock
1963-3-14
s.n.
San Mateo
San Bruno Mountain. South Power Line Ridge
Comment
UCSB18413
Sonchus oleraceus
Hutchinson, Sandra
1964-3-24
San Mateo
Crystal Springs Lake, Sawyer Camp Road, about 2.7 miles off Skyline Blvd., entrance off Millbrae Ave.
106
Comment
UC564209
Sparganium erectum subsp. stoloniferum
Ira L. Wiggins
1935-8-24
8160
San Mateo
about 0.5 mi s Moss Beach
Comment Read comments Mar 12 2009
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
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
JROH1748
Spergula arvensis
John Hunter Thomas
1985-4-10
23512
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing
Comment
JROH1756
Spergularia
John Hunter Thomas
1978-4-25
19155
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC390203
Spergularia bocconi
G. B. Rossbach; R. P. Rossbach
1939-5-12
726
San Mateo
San Pedro Point
Comment
CAS-BOT-BC390208
Spergularia bocconi
Alice Eastwood
1937-7-25
18888
San Mateo
Pebble Beach, Pescadero
Comment
RSA224264
Spergularia bocconi
P. H. Raven
1954-5-16
6954
San Mateo
Oceanic bluffs North of mouth of Lobos Creek.
Comment
CAS-BOT-BC390457
Spergularia macrotheca var. macrotheca
John H. Thomas
1967-5-7
12833
San Mateo
Pigeon Point. Altitude about sea level. Near lighthouse
Comment
CAS-BOT-BC390463
Spergularia macrotheca var. macrotheca
Anne Constant
1955-5-28
197
San Mateo
Top of bluff at Pescadero Beach
7
Comment
CAS-BOT-BC390468
Spergularia macrotheca var. macrotheca
Louis F. Pitelka
1973-4-30
s.n.
San Mateo
Bolsa Point, about 1 mi N of Pigeon Point and about 39 mi S of San Francisco
Comment
CAS-BOT-BC390456
Spergularia macrotheca var. macrotheca
John H. Thomas
1963-5-20
10103
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
CAS-BOT-BC390475
Spergularia macrotheca var. macrotheca
G. B. Rossbach; R. P. Rossbach
1937-11-25
608
San Mateo
3 mi. south of Half Moon Bay
Comment
CAS-BOT-BC390704
Spergularia rubra
Javier Penalosa
1963-3-30
2752
San Mateo
San Bruno Mountain. Crest of ridge SW of Brisbane, 750 ft NW of power lines
304
Comment
JROH1773
Spergularia rubra
John Hunter Thomas
1992-5-26
25352
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing of San Francisquito Creek
Comment
RSA0098734
Spergularia villosa
Lyman Benson
1930-6-14
2154
San Mateo
San Gregorio.
30
Comment
CAS-BOT-BC173613
Spiranthes romanzoffiana
Peter Rubtzoff
1978-8-17
9258
San Mateo
Field redacted by CAS, contact the data manager for more information
Comment
CDA9322
Stachys ajugoides
M. Beyers, Z. Bakman, L. Feely, & D. Sozanni
2011-4-4
867
San Mateo
Pacifica: San Pedro Valley County Park, along Brooks Creek Trail.
148
Comment
UC306581
Stachys ajugoides var. ajugoides
A. D. E. Elmer
June, 1903
4260
San Mateo
Crystal Springs Lake
Comment
UC635184
Stachys ajugoides var. rigida
Herbert L. Mason
1927-4-24
3700
San Mateo
mouth San Gregorio Creek
Comment
CDA41030
Stachys albens
Wm. Davis
1964-6-29
s.n.
San Mateo
Brown prop., San Bruno.
0
Comment
JROH2902
Stachys bullata
John Hunter Thomas
1979-6-12
19592
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing
Comment
RSA116741
Stachys bullata
Josephine Randall
1907-6-8
187
San Mateo
Portola Valley. Santa Cruz Peninsula.
Comment
SBBG6546
Stachys bullata
H. and M. Dearing
1933-5-14
San Mateo
Skyline Drive, S of San Francisco
Comment
UC1124917
Stachys bullata
N. K. Carlson
1935-7-5
32
San Mateo
3 mi s Bellvale; Santa Cruz Quadrangle
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
UCD126015
Stachys bullata
J. D. Skoss
1948-8-22
97
San Mateo
San Vicente Canyon, near Montara.
Comment
UCSB16391
Stachys rigida
Schulte, John
1963-4-13
San Mateo
Jasper Ridge; 3 mi SW of Stanford Campus; betweeen Santa Clara Valley and main front of Santa Cruz Mountains
137
Comment
CAS-BOT-BC164654
Stachys rigida subsp. quercetorum
Peter Rubtzoff; Elizabeth McClintock; Barbara Deutsch
1978-6-4
9202
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
CAS-BOT-BC374794
Stebbinsoseris heterocarpa
K. L. Chambers
1952-5-24
418
San Mateo
1.2 mi. towards Woodside from Skyline junction of Woodside-La Honda road, (1.2 mi. e. of Skyline Blvd.). [Locality info from collection label and voucher label combined.]
Comment
CAS-BOT-BC394057
Stellaria media
John H. Thomas
1964-4-30
10358
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
RSA478185
Stellaria media
Glenn A. Gorelick
1967-4-15
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
Comment
JROH1780
Stellaria media
John H. Thomas
1973-3-12
16489
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1788
Stellaria nitens
John H. Thomas
1958-2-15
6993
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
JROH5733
Stellaria nitens
John Rawlings
2013-4-16
1653
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 2 extension south of the Dengler Transect after a short uphill section
84
Comment
CAS-BOT-BC398983
Stellaria nitens
John H. Thomas
1971-5-2
17131 d
San Mateo
Serpentine fields bordered by chaparral, near intersection of Canda and Edgewater roads, about three miles westward from Redwood City.
152
Comment
UC1536756
Stephanomeria elata
G. H. True Jr.
1937-7-31
830
San Mateo
near Skyline Blvd. (Alpine Road)
182
Comment
RSA128948
Stephanomeria virgata subsp. virgata
J. T. Howell
1939-10-8
15369
San Mateo
Pt San Pedro.
Comment
JROH5319
Stipa lepida
Duncan M. Porter
1960-4-22
649 A
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
POM176887
Streptanthus albidus
R. Patterson
1895-4-20
s.n.
San Mateo
San Juan Bautista(?) Hills trail to San Jose
Comment Read comments Jun 18 2018
SBBG35017
Stylomecon heterophylla
A. D. E. Elmer
-May-1903
4921
San Mateo
San Pedro [Point?]
Comment
SEINET8060318
Symphoricarpos albus
C. F. Baker
1901-9-5
238
San Mateo
West side Kings Mountain.
Comment
CAS-BOT-BC271604
Symphoricarpos albus var. laevigatus
Walter Knight; Irja Knight
1964-5-30
594
San Mateo
Colma Canyon, San Bruno Mountain
Comment
CAS-BOT-BC271650
Symphoricarpos albus var. laevigatus
Elizabeth McClintock
1964-2-16
s.n.
San Mateo
Lowe part of Radio Road, 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
CAS-BOT-BC344896
Symphyotrichum chilense
Peter Rubtzoff; Roman Gankin
1975-9-11
8377
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains
Comment
UCD136532
Symphyotrichum chilense
Lewis S. Rose
1966-8-15
66083
San Mateo
Pillar Point.
1
Comment
CAS-BOT-BC99053
Symphyotrichum chilense
Alice Eastwood
1914-10-1
s.n.
San Mateo
Mussel Rock
Comment
CAS-BOT-BC99083
Symphyotrichum chilense
Le Roy Abrams
1900-10-1
1042
San Mateo
Portola
Comment
JROH1287
Taraxacum officinale
John Hunter Thomas
1981-2-14
20230
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old picnic area below dam
Comment
UC1537659
Taraxia ovata
Gordon H. True Jr.
1937-3-31
612
San Mateo
Salada Beach Road
60
Comment
UC20515
Taraxia ovata
J. Burtt Davy
1895-4-20
1018
San Mateo
Millbrae
Comment
UC874110
Taraxia ovata
Lewis S. Rose
1941-4-15
41137
San Mateo
hills w Millbrae
91
Comment
RSA176767
Tellima grandiflora
John H. Thomas
1961-5-5
9209
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam.
76
Comment
CAS-BOT-BC447469
Tellima grandiflora
Walter Knight; Irja Knight
1965-4-11
1064
San Mateo
Colma Canyon in wet, shaded area.
Comment
RSA195668
Tellima grandiflora
John H. Thomas
1967-5-7
12836
San Mateo
Near intersections of Bean Hollow and Pescadero roads, about 0.5 mile westward from Pescadero.
61
Comment
CAS-BOT-BC438269
Tetragonia tetragonoides
Robert Robertson
1954-4-14
74
San Mateo
N.W. of Palo Alto Yacht Club.
3
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
JROH3515
Thalictrum fendleri var. polycarpum
John Hunter Thomas
1991-4-11
24987
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC727238
Thalictrum fendleri var. polycarpum
W. R. Dudley
1904-4-10
San Mateo
Alpine Rd Santa Cruz Mountain Peninsula, Black Mt.
Comment
CAS-BOT-BC399854
Thalictrum polycarpum
Josephine D. Randall
1908-5-1
s.n.
San Mateo
Santa Cruz Peninsula. Corte de Madera Canon [Canyon] near Alpine Road
Comment
SBBG68849
Thermopsis californica var. californica
S. W. Hutchinson
-Apr-1927
San Mateo
Redwood City
2
Comment
UC311389
Thermopsis californica var. californica
A. D. E. Elmer
May, 1903
4824
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC66664
Thysanocarpus curvipes
John H. Thomas
1971-4-3
15745
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
JROH1613
Thysanocarpus curvipes
John Hunter Thomas
1987-4-7
24171
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below Searsville Dam
Comment
SEINET10482096
Thysanocarpus curvipes
Charles H. Boxmeyer
1894-1
Boxmeyer s.n.
San Mateo
Comment
POM354789
Tiarella trifoliata var. unifoliata
E. S. Spalding
1924-6-6
s.n.
San Mateo
La Honda.
Comment
JROH385
Torilis nodosa
John Hunter Thomas
1981-4-30
20521
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10793120
Torreyochloa pallida var. pauciflora
Adolph D. E. Elmer
Elmer 4692
San Mateo
Pilarcitos Creek
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
POM63947
Trichostema lanceolatum
C. F. Baker
1901-10-20
55
San Mateo
Summit of Coast Range
Comment
POM160586
Trientalis latifolia
Lester Rowntree
1929-6-15
s.n.
San Mateo
Santa Cruz Mts
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
UC16489
Trifolium albopurpureum var. dichotomum
J. Burtt Davy
1893-6-17
798
San Mateo
Belmont
Comment
UC16490
Trifolium albopurpureum var. dichotomum
Alice Eastwood
May 1896
San Mateo
Crystal Springs
Comment
UC33493
Trifolium albopurpureum var. dichotomum
Mr. E. R. Drew
April 1888
San Mateo
San Pedro Ranch
Comment
POM88149
Trifolium barbigerum
L. R. Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge near Stanford University.
Comment
JROH2251
Trifolium bifidum var. bifidum
John H. Thomas
1958-5-10
7144 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2248
Trifolium bifidum var. decipiens
G. C. Kimber & Lucile Roush
1918-5-2
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC631333
Trifolium bifidum var. decipiens
A. A. Heller
1907-5-23
8559
San Mateo
back of San Mateo (on Half Moon Bay Rd)
Comment
JROH2256
Trifolium cernuum
Toni Corelli
2012-5-15
376
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road J
115
Comment
POM278639
Trifolium depauperatum
Lyman D. Benson
1930-5-1
2064
San Mateo
Stanford University.
122
Comment
UC485415
Trifolium depauperatum var. amplectens
R. L. Pendleton
1907-4-20
628 a
San Mateo
Colma
121
Comment
JROH2260
Trifolium depauperatum var. amplectens
John H. Thomas
1974-4-25
17205
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge
Comment
JROH2273
Trifolium depauperatum var. truncatum
John H. Thomas
1974-4-25
17205
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge
Comment
JROH2230
Trifolium dichotomum
John H. Thomas
1964-4-19
10319
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2280
Trifolium dubium
John Hunter Thomas
1980-4-10
19878
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Lab
Comment
SJSU15229
Trifolium fragiferum
Toni Corelli
2012-7-12
805
San Mateo
Wavecrest, west of Highway 1 in Half Moon Bay
22
Comment
JROH2288
Trifolium fucatum
John H. Thomas
1964-4-19
10321
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2292
Trifolium fucatum
John H. Thomas
1974-4-25
17204
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge
Comment
JROH2303
Trifolium fucatum
John Hunter Thomas
1986-4-9
23928
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC631607
Trifolium fucatum
A. A. Heller
1907-5-23
8560
San Mateo
back of San Mateo (on Half Moon Bay Rd)
Comment
POM18836
Trifolium fucatum var. fucatum
C. F. Baker
1902-5-1
693
San Mateo
Belmont
Comment
POM216312
Trifolium fucatum var. fucatum
D. D. Keck
1933-5-11
2295
San Mateo
Montara Light House and Radio Station.
Comment
JROH2313
Trifolium glomeratum
Ann Lambrecht
2006-4-24
24
San Mateo
Jasper Ridge Biological Preserve, Stanford University; roadside, N side of Road A, in old seven acre lease lot
Comment
SJSU15444
Trifolium gracilentum var. gracilentum
Toni Corelli
2010-5-13
603
San Mateo
Pedro Point Headlands, Pacifica, CA, along South Ridge Trail
180
Comment
SJSU659
Trifolium grayi
J. E. Hagerty
1950-5-20
San Mateo
Pescadero
Comment
JROH2330
Trifolium hirtum
John Hunter Thomas
1988-6-2
24498
San Mateo
Jasper Ridge Biological Preserve, Stanford University; beach
Comment
CAS-BOT-BC5351
Trifolium macraei
Adolph Daniel Edward Elmer
1903-5-1
4812
San Mateo
San Pedro
Comment
RSA10399
Trifolium macraei
Carl B. Wolf
1927-6-15
2171
San Mateo
Along Skyline Drive, 8 mi. S of San Francisco.
Comment
POM126710
Trifolium microcephalum
R. L. Pendleton
1907-4-20
611
San Mateo
Lake Merced.
30
Comment
POM20503
Trifolium microdon
A. D. E. Elmer
1903-06
4628
San Mateo
Portola.
Comment
JROH2351
Trifolium subterraneum
John Hunter Thomas
1983-4-3
21312
San Mateo
Jasper Ridge Biological Preserve, Stanford University; roadside near Searsville Lab
Comment
JROH2360
Trifolium subterraneum
John Hunter Thomas
1987-5-7
24264
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10577426
Trifolium tridentatum var. tridentatum
Charles F. Baker
1903-4-8
Baker 3011
San Mateo
San Andreas Lake
Comment
JROH2373
Trifolium variegatum
John H. Thomas
1955-5-6
4999
San Mateo
Jasper Ridge Biological Preserve, Stanford University; small draw on south side of ridge
Comment
JROH2380
Trifolium variegatum
John H. Thomas
1968-4-19
14302
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2388
Trifolium variegatum
John Hunter Thomas
1985-4-11
23523
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC006378
Trifolium variegatum
Randall Morgan
1995-6-22
2796
San Mateo
On flat top ridge W of Waterman Creek, Redtree Properties
335
Comment
UCSC006388
Trifolium variegatum
Randall Morgan
1995-6-22
2796
San Mateo
On flat top ridge W of Waterman Creek, Redtree Properties
Comment
UCSC004602
Trifolium vesiculosum
Randall Morgan
2004-4-16
4239
San Mateo
Dejernosi property NW of Skylanda
Comment
JROH2392
Trifolium willdenovii
G. C. Kimber & Lucile Roush
1918-5-2
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2405
Trifolium willdenovii
John Hunter Thomas
1980-4-10
19875
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
UC1130146
Trifolium willdenovii
H. S. Yates
1935-5-8
5202
San Mateo
2 mi n Langley Hill; Santa Cruz Quad.
579
Comment
CHSC39828
Trifolium wormskioldii
Maibelle Williams
1929-5-10
San Mateo
Moss Beach.
Comment
CAS-BOT-BC401045
Trillium
J. Lovelle
1926-8-1
39
San Mateo
Mt. Ellen Trail
Comment
JROH4727
Trillium chloropetalum
John H. Thomas
1974-4-6
17093
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4729
Trillium chloropetalum
John H. Thomas
1977-4-21
18538
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1134685
Trillium chloropetalum
H. S. Yates
1935-2-3
5001
San Mateo
2 mi. s. San Gregorio; Santa Cruz Quad.
Comment
CAS-BOT-BC521064
Trillium chloropetalum var. giganteum
Alice Eastwood
1916-3-1
s.n.
San Mateo
San Mateo
Comment
CAS-BOT-BC521065
Trillium chloropetalum var. giganteum
Walter & Irja Knight
1965-3-21
996
San Mateo
San Bruno Mountain
Comment
CAS-BOT-BC521073
Trillium chloropetalum var. giganteum
J. H. Thomas
1949-3-29
s.n.
San Mateo
King's Mountain
Comment
CAS-BOT-BC133444
Trillium ovatum
C. F. Leithold
1896-3-28
s.n.
San Mateo
Near Kings Mt.
Comment
POM169961
Trillium ovatum
C. F. Baker
1902-3-18
329
San Mateo
West side Kings Mountain.
Comment
UC672064
Trillium ovatum
Herbert L. Mason
1927-4-23
3670
San Mateo
La Honda
Comment
UCR55868
Trillium ovatum
Ray Langham
1966-4-3
121
San Mateo
[NW] of La Honda, King's Grove [apparently vicin. of Tunitas Creek Rd., Mitchell Creek drainage]
229
Comment
UC204180
Triphysaria eriantha subsp. rosea
A. D. E. Elmer
May, 1903
4670
San Mateo
South San Francisco
Comment
CAS-BOT-BC238554
Triphysaria floribunda
Alice Eastwood
1919-5-19
s.n.
San Mateo
San Bruno Hills, San Francisco
Comment
JROH4133
Triphysaria pusilla
John H. Thomas
1957-4-16
6660
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes
Comment
UCR139356
Triphysaria pusilla
David D. Keck
1932-5-11
1766
San Mateo
San Francisco Bay Region, 2 mi north of San Gregorio
122
Comment
JROH5466
Trisetum canescens
John H. Thomas
1967-5-12
12869
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC523095
Triteleia ixioides subsp. ixioides
W. R. Dudley
1894-5-1
s.n.
San Mateo
Santa Cruz Peninsula, from Woodside to Crystal Springs Lake
Comment
CAS-BOT-BC526106
Triteleia ixioides subsp. ixioides
Eric Walther
1919-6-9
s.n.
San Mateo
Woodside
Comment
UC1133960
Triteleia laxa
N. Carlson
1935-6-20
71
San Mateo
between Slate and Oil Creek Santa Cruz Quad.
60
Comment
CAS-BOT-BC526363
Triteleia laxa
John H. Thomas
1971-5-2
15847
San Mateo
Near intersection of Canada and Edgewater Roads, about 4 miles SW of center of Redwood City
304
Comment
CAS-BOT-BC527394
Triteleia peduncularis
Elizabeth McClintock
1979-5-28
s.n.
San Mateo
Drainage below Jane Drive, Gilmore McDowell property, Woodside
Comment
JROH1626
Tropidocarpum gracile
John H. Thomas
1977-4-18
18532
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC213097
Ulex europaeus
J. H. Thomas
1960-11-11
8924
San Mateo
Along Skyline Drive about 0.2 mi. N. of Pulgas water temple.
91
Comment
SEINET5577659
Umbellularia californica
H. S. Gentry
1931-1
18
San Mateo
Collected about 1.5 miles W of San Mateo, Half-Moon Bay Road.
Comment
JROH1289
Uropappus lindleyi
John H. Thomas
1974-4-24
17186
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1294
Uropappus lindleyi
John Hunter Thomas
1987-5-5
24248
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC36687
Uropappus lindleyi
Alice Eastwood
Apr 1896
San Mateo
Crystal Springs
Comment
CDA7780
Urospermum picroides
T. C. Fuller
1974-5-21
19991
San Mateo
San Pedro Valley County Park, 0.2 miles east of the end of Linda Mar Boulevard, Pacifica.
0
Comment
JROH4236
Urtica dioica subsp. holosericea
John H. Thomas
1964-10-2
10512
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam along stream
Comment
CAS-BOT-BC404026
Urtica dioica subsp. holosericea
Saichi Kawahara
1968-7-29
463
San Mateo
Side road off Old Stage Road at south bank of Pomponio Creek
36
Comment
CAS-BOT-BC404027
Urtica dioica subsp. holosericea
Walter Knight; Irja Knight
1964-9-2
725
San Mateo
San Bruno Mountain. In Buckeye Canyon
Comment
RSA17952
Urtica dioica subsp. holosericea
Carl B. Wolf
1927-6-13
s.n.
San Mateo
La Honda Grade.
Comment
CAS-BOT-BC199352
Vaccinium ovatum
Rose M. Higley
1907-4-27
141
San Mateo
La Honda
Comment
CAS-BOT-BC199361
Vaccinium ovatum
John H. Thomas
1961-5-7
9298
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JEPS85569
Vaccinium ovatum
Craig Dremann
1986-8-30
329
San Mateo
entrance to Memorial Park, off Pescadero road Loma Mar
Comment
RSA174014
Vaccinium ovatum
R. F. Thorne, Percy C. Everett, K. Thorne
1963-6-9
32222
San Mateo
On Kamchatka Point near TV tower on San Bruno Mountain.
335
Comment
SJSU11091
Vaccinium ovatum
S. H. Casey
1969-5-18
260
San Mateo
near summit San Bruno Mt
Comment
UC571031
Vaccinium ovatum
H. L. Mason
1928-2-22
4165
San Mateo
Summit of San Bruno Mountains
Comment
CDA38876
Vaccinium ovatum
A. C. Browne
1950-5-3
s.n.
San Mateo
La Honda.
0
Comment
SEINET11972530
Vaccinium ovatum
Unknown
1906-1
79
San Mateo
Santa Cruz Peninsula. Kings Mt. Santa Cruz Mts
457
Comment
CAS-BOT-BC76139
Vancouveria planipetala
Eric Walther
1919-6-9
s.n.
San Mateo
Woodside.
Comment
CAS-BOT-BC389699
Verbena lasiostachys
Lorene Sigal
1969-7-1
s.n.
San Mateo
At Polhemus Road and Crystal Springs Road junction
Comment
RSA411631
Verbena lasiostachys
E. S. Spalding
1923-8-3
s.n.
San Mateo
3 miles W of Redwood City, near Pulgas Tunnel.
Comment
JROH4258
Verbena lasiostachys var. lasiostachys
John H. Thomas
1971-5-30
15975
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4261
Verbena lasiostachys var. lasiostachys
John H. Thomas
1975-6-5
17932
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just outside gate.
Comment
JROH4266
Verbena lasiostachys var. lasiostachys
John Hunter Thomas
1987-5-26
24318
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15962
Verbena lasiostachys var. lasiostachys
John Rawlings, Ken Hickman
2016-5-26
1838
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
CDA40703
Verbena lasiostachys var. lasiostachys
C. M. Sill
1961-7-1
s.n.
San Mateo
Laurel School, Menlo Park.
0
Comment
JROH4274
Verbena lasiostachys var. scabrida
D. E. Breedlove
1971-5-31
19367
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
UC563965
Veronica americana
Ira L. Wiggins
1935-8-24
8162
San Mateo
entering bay at Moss Beach Moss Beach
Comment
CAS-BOT-BC157693
Veronica americana
Peter Rubtzoff; Roman Gankin
1975-5-21
7971
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
RSA128477
Vicia americana var. americana
Peter H. Raven
1950-4-30
1958
San Mateo
Montara
15
Comment
UC673611
Vicia americana var. americana
Herbert L. Mason
1927-4-23
3675 a
San Mateo
summit of road from La Honda to Pescadero Creek
Comment
CAS-BOT-BC173532
Vicia angustifolia
Peter Rubtzoff
1977-6-21
9062
San Mateo
Saddle area on N side of Guadalupe Canyon Parkway west of Radio Road junction, upper part of East Fork Colma Creek Canyon
Comment
RSA128478
Vicia angustifolia
Peter H. Raven
1950-6-3
2198
San Mateo
Millbrae Avenue, Millbrae
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
SJSU15772
Vicia benghalensis
Toni Corelli
2010-6-1
635
San Mateo
Wavecrest, west of Highway 1 in Half Moon Bay.
24
Comment
POM16863
Vicia exigua
C. F. Baker
1902-5-4
741
San Mateo
Woodside.
Comment
CDA33997
Vicia gigantea
D. G. Kelch
2011-3-13
11 .054
San Mateo
Near Half Moon Bay along Capistrano Creek.
Comment
RSA397993
Vicia gigantea
Emery M. Whilton
1935-2-23
s.n.
San Mateo
Near Mussel Rock
Comment
CHSC22681
Vicia sativa
Robert A. Schlising; S. Banwar
1963-3-15
2446
San Mateo
Along King's Mtn. Road, southeast of entrance to Huddart Park.
Comment
JROH2442
Vicia sativa subsp. sativa
John H. Thomas
1973-6-10
16825
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSB8438
Vicia sativa subsp. sativa
Haller, John
1950-4-24
San Mateo
Near Atherton, 3 miles northwest of Stanford University
Comment
CAS-BOT-BC264046
Viola adunca
Alice Eastwood
1914-3-12
3754
San Mateo
San Bruno Hills