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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
CAS-BOT-BC383897
Abronia latifolia
W. R. Dudley
1891-7-5
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Pescadero
Comment
JROH1982
Acacia melanoxylon
Toni Corelli
2005-8-3
299 a
San Mateo
Jasper Ridge Biological Preserve, Stanford University. South of Road B, along San Francisquito Creek near Dennis Martin site
71
Comment
CAS-BOT-BC451124
Acaena pinnatifida var. californica
John Thomas Howell
1926-4-24
1915
San Mateo
Daly City
Comment
UC764000
Acaena pinnatifida var. californica
R. F. Hoover
1939-4-21
4053
San Mateo
2 mi. s. Colma
Comment
RSA171123
Acaena pinnatifida var. californica
Robert F. Thorne, Percy C. Everett
1963-6-9
32233
San Mateo
On top of San Bruno Mountain on Kamchatka Point near the TV tower.
335
Comment
RSA0076539
Acanthomintha obovata subsp. duttonii
Paul R. Hichborn
1920-6-1
s.n.
San Mateo
Back of Redwood City.
Comment
RSA0076542
Acanthomintha obovata subsp. duttonii
L. S. Rose
1933-5-17
33171
San Mateo
Redwood City.
Comment
CAS-BOT-BC333209
Acer macrophyllum
R. Hoffough
1988-4-6
800
San Mateo
La Honda grade
Comment
CAS-BOT-BC333294
Acer macrophyllum
Josephine D. Randall
1906-3-1
1
San Mateo
Santa Cruz Peninsula, San Francisquito Creek near Stanford Univ.
Comment
CAS-BOT-BC384623
Acer macrophyllum
Mary K. Wicksten
1972-3-24
s.n.
San Mateo
Squealer Creek, Huddart Park
Comment
JROH161
Acer macrophyllum
John Hunter Thomas
1988-4-7
24380
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam; above San Francisquito Creek
87
Comment
JROH169
Acer negundo
John Hunter Thomas
1978-7-8
19258
San Mateo
Jasper Ridge Biological Preserve, Stanford University
85
Comment
CAS-BOT-BC336920
Acer negundo var. californicum
George Oberlander
1949-4-30
117
San Mateo
San Francisco Watershed Reserve, east boundry
Comment
HSC2819
Acer negundo var. californicum
P. A. Murphy
1965-4-15
22
San Mateo
On San Mateo Rd. 2 mi. from Hillsbrough city limits
Comment
SEINET7898512
Acer saccharum
D. Nyquist
1960-4-18
44
San Mateo
San Francisco.
Comment Read comments Jan 7 2022
CAS-BOT-BC21584
Achillea millefolium
Fred Hemphill
1973-5-6
760
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
JEPS121480
Achillea millefolium
Adam C. Schneider with C. Matt Guilliams
2013-4-7
94
San Mateo
Crystal Springs Reservoir
Comment
JROH446
Achillea millefolium
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSC004912
Achillea millefolium
Monica Larenas
1985-6-1
16
San Mateo
Hwy 92, summit near intersection with Skyline Blvd
Comment
RSA176864
Achillea millefolium var. arenicola
John H. Thomas
1963-7-19
10186
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz. Exposed rocks are Monterey shale.
Comment
RSA416306
Achyrachaena mollis
D. D. Keck
1932-5-6
1489
San Mateo
4 miles west of Burlingame, at junction of Burlingame road and Skyline Boulevard.
Comment
JROH2057
Acmispon americanus var. americanus
D. E. Breedlove
1971-5-31
19343
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
UCD103906
Acmispon americanus var. americanus
Lewis S. Rose
1964-9-5
64071
San Mateo
Emerald Lake, w of Redwood City.
243
Comment
SEINET957844
Acmispon brachycarpus
A. D. E. Elmer
1903-1
3698
San Mateo
Leland Stanford universoty. Belmont.
Comment
JROH2079
Acmispon strigosus
John H. Thomas
1975-4-18
17787 a
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CHSC894
Acmispon wrangelianus
A. Koopman
1929-5-9
San Mateo
Moss Beach.
7
Comment
UCD104489
Acmispon wrangelianus
Adeline Frederick
1924-2-24
s.n.
San Mateo
Road from Millbrae to Lake San Andreas.
Comment
CAS-BOT-BC391673
Actaea rubra
A. D. E. Elmer
1903-5-1
4703
San Mateo
Butano Creek
Comment
CAS-BOT-BC391679
Actaea rubra
J. H. Thomas
1963-5-6
10062
San Mateo
Summit of La Honda Road at Skyline Blvd.
609
Comment
UC1125857
Actaea rubra
G. E. Sindel
1935-7-29
314
San Mateo
El Corte de Madera Santa Cruz Quad., El Corte de Madera
Comment
CAS-BOT-BC391682
Actaea rubra
Mrs. E. C. Sutliffe
1933-9-1
s.n.
San Mateo
Unspecified
Comment
CAS-BOT-BC29290
Adenocaulon bicolor
E. S. Spalding
1924-6-28
2967
San Mateo
La Hondo
Comment
CAS-BOT-BC139953
Adenostoma fasciculatum
Ned Cahill
1974-5-13
260
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC139956
Adenostoma fasciculatum
David D. Keck
1932-5-25
1781
San Mateo
Hills two miles west of Belmont
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
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
JROH90
Adiantum jordanii
John H. Thomas
1976-4-2
18077
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
UC42038
Adiantum jordanii
F. P. McLean
1873-1
San Mateo
Pescadero
Comment
UC811122
Adiantum jordanii
Lewis S. Rose
1939-5-13
39113
San Mateo
canyon w of Burlingame
60
Comment
CHSC397
Agoseris apargioides
V. Holt
1943-4-21
San Mateo
San Mateo
30
Comment
UC202773
Agoseris grandiflora var. grandiflora
A. D. E. Elmer
1903-4-1
4490
San Mateo
Crystal Springs Lake Crystal Springs Lake
Comment
JROH486
Agoseris heterophylla
S. J. McNaughton
1966-3
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Ehrlich's Area H
Comment
JROH493
Agoseris heterophylla
John Hunter Thomas
1981-5-8
20556
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18497
Agoseris heterophylla var. heterophylla
C. B. Wolf
1927-7-14
623
San Mateo
1 mile south of summit of Kings Mt on Skyline Drive.
Comment
CAS-BOT-BC15238
Agoseris hirsuta
Josephine D. Randall
1907-7-7
43
San Mateo
Kings Mountain Road
Comment
UC92296
Agoseris hirsuta
C. F. Baker
1902-5-4
884
San Mateo
Crystal Springs Lake Crystal Springs Lake
Comment
CAS-BOT-BC15240
Agoseris hirsuta
Roxana S. Ferris
1921-4-7
2129
San Mateo
San Bruno Mountain
213
Comment
CAS-BOT-BC15247
Agoseris hirsuta
Elizabeth McClintock; Phillip C. Wheeler
1965-5-23
s.n.
San Mateo
San Bruno Mountain, top of ridge East of Nike Station
Comment
JROH4772
Agrostis avenacea
John Hunter Thomas
1980-9-27
20197
San Mateo
Jasper Ridge Biological Preserve, Stanford University; old bathing beach area in weeds near water's edge
120
Comment
UC1537361
Agrostis exarata
Gordon H. True Jr.
1937-10-16
849
San Mateo
near Thornton Beach
15
Comment
UCD37960
Agrostis exarata
Beecher Crampton
1962-6-11
6498
San Mateo
San Mateo County, northern city limits of Pacifica, along State Highway 1, just southwest of its junction with Skyline Boulevard.
Comment
CAS-BOT-BC139722
Agrostis gigantea
John H. Thomas
1960-6-25
8798
San Mateo
Redwood City. Along or near a small creek running into Redwood Slough between El Camino Real and railroad tracks, near Maple Street.
7
Comment
JROH4794
Agrostis hallii
John Rawlings
2011-6-21
1085
San Mateo
Jasper Ridge Biological Preserve, Stanford University; adjacent to Horse Trail in opening in chaparral a few hundred feet from Escobar Road
125
Comment
SJSU11264
Agrostis hallii
S. H. Casey
1980-6-13
1156
San Mateo
Los Trancos Woods
Comment
JROH5781
Agrostis microphylla
John Rawlings
2016-5-3
1777
San Mateo
Jasper Ridge Biological Preserve, Stanford University; vernally wet area in Serpentine prairie (Area C)
170
Comment
JROH4790
Agrostis pallens
John Rawlings
2005-5-25
1039
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just inside Escobar gate south of Road F and east of the gate near the fenceline.
160
Comment
JROH4803
Agrostis pallens
John Rawlings
2013-5-21
1162
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Uphill from power poles near path to Rattlesnake Rocks from Rd. D.
133
Comment
RSA457455
Agrostis pallens
Lyman Benson
1937-6-24
8390 a
San Mateo
Coal Mine Ridge. South of Stanford University.
396
Comment Read comments Aug 8 2011
UC1108514
Aira caryophyllea
H. L. Mason
1921-5-29
San Mateo
roadside near Arroyo de los Frijoles
Comment
CAS-BOT-BC467294
Allium dichlamydeum
Philip C. Wheeler
1965-5-8
s.n.
San Mateo
Sierra Point
Comment
POM169881
Allium falcifolium
A. D. E. Elmer
1903-06
4831
San Mateo
Crystal Springs Lake.
Comment
RSA52685
Allium falcifolium
I. L. Wiggins
1949-4-23
12049
San Mateo
Near Emerald Lakes, west of Redwood City.
Comment
CAS-BOT-BC469037
Allium falcifolium
A. D. E. Elmer
1903-4-1
4831
San Mateo
Crystal Springs Lake
Comment
UCD138520
Allium falcifolium
R. E. Dengler
1960-4-12
28
San Mateo
Jasper Ridge, Stanford Biological Reserve.
190
Comment
JROH5786
Allium lacunosum var. lacunosum
John Rawlings
2016-5-3
1775
San Mateo
Jasper Ridge Biological Preserve, Stanford University; bare, rocky, sepentinite bordering small drainage west of Rd F in Area C.
170
Comment
CAS-BOT-BC472790
Allium neapolitanum
J. Ed. McClellan; Bonnie McClellan
1972-4-1
4
San Mateo
Bernal Ave, Burlingame
Comment
CAS-BOT-BC132025
Allium peninsulare var. franciscanum
Paul Arnaud
1941-4-19
s.n.
San Mateo
Redwood City - Hills - after Hesler farm entrance
Comment
CAS-BOT-BC132031
Allium peninsulare var. franciscanum
L. R. Abrams
1920-6-2
7502
San Mateo
Back of Redwood City
Comment
JROH4557
Allium peninsulare var. franciscanum
John H. Thomas
1971-5-30
15963
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH4560
Allium peninsulare var. franciscanum
John Hunter Thomas
1986-5-8
24027
San Mateo
Jasper Ridge Biological Preserve, Stanford University. This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request.
Comment
JROH4564
Allium peninsulare var. franciscanum
John H. Thomas
1968-5-22
14461
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC311526
Allium peninsulare var. franciscanum
A. D. E. Elmer
June 1903
4595
San Mateo
San Mateo
Comment
CAS-BOT-BC474305
Allium unifolium
J. H. Thomas
1949-6-4
570
San Mateo
Along the coast, 1.4 miles south of road to Pescadero
Comment
CAS-BOT-BC170156
Alnus rhombifolia
W. R. Dudley
1901-1-19
s.n.
San Mateo
Coal Mine Canon [canyon]. Santa Cruz Peninsula
Comment
CAS-BOT-BC170159
Alnus rhombifolia
James McMurphy
1902-5-11
s.n.
San Mateo
San Francisquito Creek, near Stanford University
Comment
JROH1329
Alnus rhombifolia
John Hunter Thomas
1992-5-26
25351
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek near bridge & below the dam
Comment
CAS-BOT-BC169339
Alnus rubra
J. W. Gillespie
1925-4-18
s.n.
San Mateo
Ano [Ano] Nuevo Pt.
Comment
CAS-BOT-BC169357
Alnus rubra
W. R. Dudley
1902-12-31
s.n.
San Mateo
Along Gazos Creek
Comment
UC5355
Alnus rubra
J. Burtt Davy
1895-4-21
1062
San Mateo
Pilarcitos Creek
Comment
CAS-BOT-BC137916
Alopecurus saccatus
James McMurphy
1906-5-8
s.n.
San Mateo
Pond near head of Crystal Springs Lakes.
Comment
CAS-BOT-BC137919
Alopecurus saccatus
W. R. Dudley
1908-6-26
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Edge of pond west of Scofield Pond. Coal Mine Ridge.
Comment
RSA177003
Amaranthus albus
John H. Thomas
1964-11-15
10522
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto
Comment
JROH4576
Amaryllis belladonna
Toni Corelli
2011-10-4
374
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Disturbed area below Douglas' iris site
89
Comment
CAS-BOT-BC44925
Ambrosia chamissonis
Robert T. Orr
1961-7-13
s.n.
San Mateo
Ano Nuevo Island
Comment
CAS-BOT-BC44933
Ambrosia chamissonis
David D. Keck
1931-10-5
1285
San Mateo
1 mile north of Salada Beach
Comment
OBI49178
Ambrosia chamissonis
Lewis S. Rose
1938-8-14
38226
San Mateo
El Granada
3
Comment
RSA118964
Ambrosia chamissonis
L. S. Rose
1956-8-13
56144
San Mateo
San Mateo County, Princeton.
6
Comment
SEINET11855119
Ambrosia chamissonis
E. H. Graham
1931-1
6941
San Mateo
Ano Nuevo Pt. S of San Francisco
Comment
CAS-BOT-BC136834
Amelanchier utahensis
A. D. E. Elmer
1903-5-1
4659
San Mateo
[Slates] Slate Creek (Pescadero)
Comment
SD41374
Ammophila arenaria
Edith A. Purer
1932-7-18
4023
San Mateo
Near Pigeon Point, sandy area.
Comment
CAS-BOT-BC214044
Amsinckia
Mrs. E. C. Sutliffe
1933-5-17
s.n.
San Mateo
Skyline Blvd. near Alpine Creek 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
UC1220416
Amsinckia lunaris
Jerry Powell
1963-5-3
356
San Mateo
s and se facing slopes San Bruno Mountain (north tank hill)
Comment
JROH1345
Amsinckia menziesii
John H. Thomas
1966-4-29
11589
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1348
Amsinckia menziesii
H. J. Dengler
1972-4-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; above east margin of Searsville Lake by trail
Comment
UC24623
Amsinckia spectabilis
Alice Eastwood
April 1896
San Mateo
Crystal Springs
Comment
JEPS17915
Anaphalis margaritacea
Rimo Bacigalupi
1955-8-4
5448
San Mateo
at, just n of Montara Point Lighthouse Montara
Comment
CAS-BOT-BC45183
Anaphalis margaritacea
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
San Bruno Mountain, on slope at flower garden adjacent to April Brook.
Comment
CAS-BOT-BC391912
Anemone grayi
A. D. E. Elmer
1903-4-1
4844
San Mateo
King's Mountain
Comment
CAS-BOT-BC391924
Anemone grayi
H. L. Mason
1927-4-24
3698
San Mateo
La Honda
Comment
UC463321
Anemone oregana
W. R. Dudley
1894-3-26
San Mateo
redwoods beyond King's Mt. House; Santa Cruz Peninsula
Comment
CAS-BOT-BC273180
Anisocarpus madioides
David D. Keck
1932-5-11
1497
San Mateo
Above Woodside on La Honda road, east slope of Santa Cruz Mtns.
230
Comment
CAS-BOT-BC273171
Anisocarpus madioides
Lawrence Beane
1949-6-2
466
San Mateo
Between La Honda and coast
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
JROH502
Anthemis cotula
John H. Thomas
1977-6-16
18757
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near old racing oval
Comment
JROH498
Anthemis cotula
John H. Thomas
1963-6-23
10173
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge
Comment
CAS-BOT-BC280641
Anthoxanthum occidentale
John Hunter Thomas
1954-4-3
3820
San Mateo
Along San Gregorio Creek about 1.5 miles west of La Honda
106
Comment
SEINET7614641
Anthoxanthum occidentale
A. D. E. Elmer
1902-1
4124
San Mateo
King's Mt.
Comment
JROH193
Anthriscus caucalis
John H. Thomas
1966-4-22
11571 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH198
Anthriscus caucalis
John H. Thomas
1974-5-3
17242
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS5265
Antirrhinum kelloggii
R. F. Hoover
1941-4-23
4905
San Mateo
Redwood City hills Redwood City
Comment
CAS-BOT-BC454488
Aphanes occidentalis
George Oberlander
1950-3-11
448
San Mateo
Grassland, Sweeney Ridge, San Francisco Watershed Reserve
Comment
CAS-BOT-BC454493
Aphanes occidentalis
Ned Cahill
1975-2-21
406
San Mateo
Chapparal near the intersection of Canada and Edgewood Roads, about 3 miles westward from Redwood City
Comment
RSA181419
Apocynum cannabinum
James I. McMurphy
1908-8-20
s.n.
San Mateo
Ravine near shore this side of Crystal Springs
Comment
CAS-BOT-BC392067
Aquilegia eximia
C. D. Scott
1903-11-1
s.n.
San Mateo
Santa Cruz Mountain Peninsula. San Mateo
Comment
CAS-BOT-BC405852
Aquilegia formosa
Le Roy Abrams
1902-4-13
2343
San Mateo
Crystal springs
Comment
UCR122980
Aquilegia formosa
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6772
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
CHSC57096
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
CAS-BOT-BC17322
Arabis blepharophylla
Paul F. Covel
1937-4-15
578
San Mateo
Montara Mountains. Highway summit.
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
JEPS90213
Arabis glabra
Dean W. Taylor
1988-3-30
9470
San Mateo
near the ridgecrest of northern slope of se ridge of San Bruno Mountain (Right-of-way of eastern-most set of PG&E high-voltage powerlines crossing mountain); Santa Cruz Mountains, San Bruno Mountain
237
Comment
HSC23993
Arbutus menziesii
Mary Katherine Wicksten
1971-7-1
145
San Mateo
Huddart Park. Dry slope by park office
Comment
JROH1921
Arbutus menziesii
J. H. Thomas
1977-4-29
18578
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA681633
Arbutus menziesii
Annuschka Deb
1989-3-17
32 A
San Mateo
Woodside.
Comment
CAS-BOT-BC24156
Arctostaphylos
John H. Thomas
1967-2-9
12402
San Mateo
Montara Mountain in Northern part of county. Between Pacifica and Montara.
Comment
CAS-BOT-BC24200
Arctostaphylos andersonii
W. R. Dudley
1906-5-8
s.n.
San Mateo
Near Crystal Springs Lake, Santa Cruz mts.
Comment
RSA367225
Arctostaphylos andersonii
L. S. Rose
1934-2-10
34026
San Mateo
Skyline Blvd. 4 mi. S. Kings Mountain.
Comment
UCD50298
Arctostaphylos andersonii
Roman Gankin
1959-2-22
324
San Mateo
1.2 miles from junction of State Hwy 5 on King's Mr. Road.
Comment Read comments Jun 24 2020
UCD50392
Arctostaphylos andersonii
Robert E. Preston
2001-5-29
1533
San Mateo
Ca. 9 mi nnw of Boulder Creek.
377
Comment
CAS-BOT-BC23514
Arctostaphylos crustacea
John Thomas Howell
1931-1-18
5725
San Mateo
King Mt.
Comment
CAS-BOT-BC23548
Arctostaphylos crustacea
Robert Francis Hoover
1941-2-12
4763
San Mateo
Northwest of Saratoga Summit
Comment
SEINET11977765
Arctostaphylos crustacea
J. I. McMurphy
1906-1
7
San Mateo
Kings Mt., Santa Cruz Mts., Santa Cruz Peninsula
488
Comment
JROH1926
Arctostaphylos crustacea subsp. crustacea
John H. Thomas
1974-6-30
17463
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1929
Arctostaphylos crustacea subsp. crustacea
John H. Thomas
1970-4-29
15612
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1932
Arctostaphylos crustacea subsp. crustacea
John H. Thomas
1970-7-5
15665
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5915
Arctostaphylos crustacea subsp. crustacea
John Rawlings
2017-1-25
1956
San Mateo
Jasper Ridge Biological Preserve, Stanford University; north side of Road F, 49 m south of its intersection with roads D and E
Comment
SEINET11988234
Arctostaphylos glandulosa
W. Knight, Raiche, R.
1982-1
4417
San Mateo
San Bruno Mountain, Buckeye Canyon on Oak Ridge
137
Comment
CAS-BOT-BC24729
Arctostaphylos glandulosa subsp. glandulosa
John Kipping
1972-3-5
s.n.
San Mateo
Steep slope in upper Buckeye Canyon.
Comment
CAS-BOT-BC24487
Arctostaphylos imbricata
J. H. Thomas
1961-5-7
9319
San Mateo
San Bruno Mt. in northern part of county.
396
Comment
CAS-BOT-BC24493
Arctostaphylos imbricata
Marian L. Campbell
1915-6-17
s.n.
San Mateo
San Bruno Hills.
Comment
SJSU5745
Arctostaphylos imbricata
L. S. Rose
1955-2-23
55002
San Mateo
TYPE LOCALITY; San Bruno Hills
Comment
UC1137193
Arctostaphylos imbricata
G. Ward
1940-8-5
San Mateo
San Bruno Mt. San Mateo Quadrangle
Comment
RSA364238
Arctostaphylos montaraensis
Walter Knight, P. V. Wells
1986-1-3
5373
San Mateo
San Bruno Mountain
342
Comment
UC21804
Arctostaphylos montaraensis
J. Burtt Davy
1895-4-20
1049
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC38525
Arctostaphylos montaraensis
Walter Knight; Irja Knight; James B. Roof; Gregory Whipple; Al Senenes
1969-9-22
2790
San Mateo
1 mi. w. of Scarper peak jct. enroute Montara Mt. on San Francisco Water Dept. property.
304
Comment
SEINET11989201
Arctostaphylos montaraensis
E. McClintock, Knight, W.; Knight, I.
1982-1
4641
San Mateo
San Bruno Mountain
305
Comment
SEINET11989284
Arctostaphylos montaraensis
W. Knight, Knight, I.; McClintock, E.
1982-1
4446
San Mateo
Pacific Rock area, San Bruno Mt
Comment
RSA633502
Arctostaphylos pacifica
Jon E. Keeley
1996-6-24
27570
San Mateo
On knob below end of paved road at top of San Bruno Mountain.
350
Comment
RSA0042504
Arctostaphylos pacifica
Gary D. Wallace
1975-12-26
1517
San Mateo
San Bruno Mountains, east slope, near parking lot at top of Radio Road.
396
Comment
CAS-BOT-BC44748
Arctostaphylos regismontana
W. R. Dudley
1902-5-17
s.n.
San Mateo
Near King's Mountain Road
457
Comment
POM222789
Arctostaphylos regismontana
S. S. Berry
1909-3-13
s.n.
San Mateo
King's Mt. Road.
548
Comment
RSA636742
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24637
San Mateo
NW side of Montara Mtn.
150
Comment
RSA636747
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24627
San Mateo
NW side of Montara Mtn.
150
Comment
RSA636749
Arctostaphylos regismontana
Jon E. Keeley, Melanie Baer Keeley
1993-9-8
24635
San Mateo
NW side of Montara Mtn.
150
Comment
SBBG28866
Arctostaphylos regismontana
Mrs. E. C. Sutliffe
1934-2-2
San Mateo
King's Mtn
Comment
UC1120835
Arctostaphylos regismontana
A. E. Wieslander and B. O. Schreiber
1940-3-5
10
San Mateo
road from Woodside to King's Mt.; Santa Cruz Quadrangle
609
Comment
UC1120847
Arctostaphylos regismontana
A. E. Wieslander
1936-8-21
658
San Mateo
Sierra Moreno Mt. Santa Cruz Quadrangle
Comment
UC1120849
Arctostaphylos regismontana
A. E. Wieslander
1939-7-16
896
San Mateo
Kings Mt.-Sierra Moreno Santa Cruz Quadrangle
Comment
UC526214
Arctostaphylos regismontana
Mrs. E. C. Sutliffe
1934-2-2
San Mateo
Kings Mountain
Comment
CAS-BOT-BC44670
Arctostaphylos sensitiva
W. R. Dudley
1906-3-10
s.n.
San Mateo
By road S. W. of Crystal Spr Reservoir. - Santa Cruz Mountain Peninsula
Comment
CDA34054
Arctostaphylos sensitiva
D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo
2011-4-22
11 .155
San Mateo
Santa Cruz Mountains; Along Route 9, ~5 km E of Big Basin Redwoods.
Comment
UCD166159
Arctostaphylos sensitiva
Jack Major; M. Forde and S. Bamberg
1962-4-3
741 b
San Mateo
Near Ano Nuevo Point. (Exact location unknown. Coordinates estimated by label maker.)
Comment Read comments Oct 15 2021
SEINET11989291
Arctostaphylos tomentosa
S. W. Edwards
1982-1
s.n.
San Mateo
Foothill Park near summit of SW ridge
Comment
UC1121491
Arctostaphylos tomentosa subsp. crinita
G. E. Sindel
1935-7-31
319
San Mateo
1/2 mi n Pomponio Creek (near Plot #292); Santa Cruz Quadrangle
Comment
POM132204
Arctostaphylos tomentosa subsp. crustacea
A. D. E. Elmer
1903-05
4558
San Mateo
Kings Mountain.
Comment
POM367465
Arctostaphylos tomentosa subsp. tomentosiformis
L. S. Rose
1942-3-30
42007
San Mateo
Kings Mountain.
610
Comment
CAS-BOT-BC46827
Arctostaphylos uva-ursi
Arthur L. Menzies
1963-3-10
s.n.
San Mateo
San Bruno Hills, N.W. of first Television Tower
Comment
CAS-BOT-BC46831
Arctostaphylos uva-ursi
Arthur Menzies; Elizabeth McClintock
1963-2-16
s.n.
San Mateo
Slope southeast of parking lot below top of mountain
Comment
CAS-BOT-BC46836
Arctostaphylos uva-ursi
Walter Knight; Irja Knight
1965-2-28
864
San Mateo
San Bruno Mt. Up Cable Ravine off Radis Road.
Comment
UCD52146
Arctostaphylos uva-ursi
Walter and Irja Knight; Elizabeth McClintock
1981-7-3
4492
San Mateo
Near rocky outcrop at Kamchatka Point, San Bruno Mountain. San Mateo County.
Comment
UCD52149
Arctostaphylos uva-ursi
Walter and Irja Knight; Elizabeth McClintock
1982-3-27
4494
San Mateo
Kamchatka Point, San Bruno Mountain. San Mateo County.
320
Comment
SEINET11987153
Arctostaphylos uva-ursi var. coactilis
W. Knight, Knight, I.
1981-1
4055
San Mateo
Tilden Botanic Garden, Berkeley, orig. about 200 yds E of summit parking lot of San Bruno Mt
Comment
CDA37698
Arctotheca calendula
Breckenridge/Filippini
2006-5-8
s.n.
San Mateo
Pescadero; Bean Hollow Rd.
0
Comment
CAS-BOT-BC47702
Armeria maritima subsp. californica
Adele Lewis Grant
1917-5-6
940
San Mateo
Pebble Beach near Pescadero
Comment
POM268911
Armeria maritima subsp. californica
Lyman Benson
1930-6-14
2149
San Mateo
San Gregorio.
30
Comment
RSA18369
Armeria maritima subsp. californica
Carl B. Wolf
1927-6-29
539
San Mateo
South of Pebble Beach near Pescadero.
Comment
POM87789
Arnica discoidea
L. R. Abrams
1902-5-20
2464
San Mateo
Kings Mountain
Comment
JROH4837
Arrhenatherum elatius
Toni Corelli
2006-5-6
310
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along road past Searsville Lake beach in disturbed grassy area, under large valley oak
106
Comment
JROH519
Artemisia douglasiana
John Hunter Thomas
1981-9-24
20744
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
OBI17042
Artemisia douglasiana
Lewis S. Rose
1965-9-4
65101
San Mateo
Skyline Blvd & Half Moon Bay rd, Cahill ridge
244
Comment
OBI49162
Artemisia douglasiana
Lewis S. Rose
1938-8-18
38232
San Mateo
San Mateo
30
Comment
CAS-BOT-BC93938
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
RSA116777
Artemisia douglasiana
Josephine Randall
1907-6-29
53
San Mateo
Santa Cruz Penninsula, Portola road
Comment
SEINET8734602
Artemisia heterophylla
Lewis S. Rose
1938-1
38232
San Mateo
San Mateo
30
Comment
JROH433
Asclepias fascicularis
John H. Thomas
1974-8-11
17508 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH438
Asclepias fascicularis
John Hunter Thomas
1992-6-8
25367
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10637037
Asclepias fascicularis
Lewis S. Rose
1936-8-19
Rose 36714
San Mateo
San Carlos
30
Comment
RSA101026
Aster radulinus
G. Oberlander
1949-7-10
364
San Mateo
Sawyer Ridge, San Francisco Watershed Reserve
Comment
CAS-BOT-BC186767
Astragalus gambelianus
James McMurphy
1906-5-8
s.n.
San Mateo
Head of Crystal Springs Lake
Comment
RSA60155
Astragalus gambelianus
Lois E. James
1946-4-16
1741
San Mateo
Hills back of Redwood City. High Road off Woodside Road.
Comment
CAS-BOT-BC186754
Astragalus gambelianus
W. R. Dudley
1906-5-8
s.n.
San Mateo
Near head of Crystal Lake
Comment
RSA10287
Astragalus nuttallii
H. A. Barker
1927-5-14
658
San Mateo
North of Half Moon Bay.
Comment
CAS-BOT-BC177965
Astragalus nuttallii var. virgatus
John Thomas Howell; Alice Eastwood
1938-6-26
6063
San Mateo
Arroyo de los Frijoles
Comment
CAS-BOT-BC194426
Astragalus nuttallii var. virgatus
Delzie Demaree
1933-6-12
10376
San Mateo
Baden Station, South San Francisco
Comment
CAS-BOT-BC194429
Astragalus nuttallii var. virgatus
Copeland
1905-6-3
3299
San Mateo
Montara Pt.
Comment
CAS-BOT-BC194432
Astragalus nuttallii var. virgatus
Phillip C. Wheeler
1965-6-20
s.n.
San Mateo
Great Meadow adjacent to Radio Road, San Bruno Mountain
Comment
CAS-BOT-BC193091
Astragalus pycnostachyus var. pycnostachyus
Alice Eastwood; John Thomas Howell
1938-6-26
6064
San Mateo
Arroyo de los Frijoles
Comment
UC863038
Astragalus pycnostachyus var. pycnostachyus
Alice Eastwood, John Thomas Howell
1938-6-26
6064
San Mateo
Arroyo de los Frijoles
Comment
CAS-BOT-BC66142
Athyrium filix-femina var. cyclosorum
John Thomas Howell
1926-10-9
2218
San Mateo
Near Lake San Andreas
Comment
JROH1437
Athysanus pusillus
John Rawlings
2007-4-1
1064
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Serpentine slope above and south of Big Inlet drainage,
176
Comment
UC75368
Atriplex californica
C. F. Baker
1902-10-1
1743
San Mateo
Pillar Point Pillar Point (on banks along the coast)
Comment Read comments Feb 2 2012
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
UC205348
Atriplex leucophylla
Katharine Brandegee
1913-8-11
San Mateo
Tobin
Comment
UC662519
Atriplex leucophylla
L. S. Rose
1941-9-27
41460
San Mateo
Princeton Princeton (on ocean beach sand)
Comment
POM177454
Atriplex subspicata
L. R. Abrams, I. Wiggins
1930-11-13
175
San Mateo
Skyline Blvd. 1 mile SW of Colma.
Comment
CAS-BOT-BC146076
Avena barbata
Elizabeth McClintock; David Schooly; Kim Marcus
1975-4-13
s.n.
San Mateo
San Bruno Mountains. South San Francisco. Above Hillside Blvd.
Comment
CAS-BOT-BC146213
Avena brevis
John Thomas Howell
1954-6-16
30003
San Mateo
Belmont. Ralston Avenue at 6th.
Comment
CAS-BOT-BC145959
Avena fatua
John Thomas Howell
1956-4-25
31293
San Mateo
Skyline Boulevard just north of Crystal Springs Lake Dam.
Comment
CAS-BOT-BC145999
Avena fatua
John H. Thomas
1971-5-2
15869 E
San Mateo
Near intersection of Canada Road and Edgewater Road, about three miles westward from Redwood City.
152
Comment
UCD56301
Avena fatua
P. B. Kennedy
1928-5-2
s.n.
San Mateo
E of Daly City.
Comment
UCD56258
Avena fatua
L. Angst
1917-3-18
11 a
San Mateo
San Mateo.
Comment
SEINET3919671
Avena fatua var. glabrata
K. Allred
1975-1-3
1269
San Mateo
Half Moon Bay. Along access road to Dune Beach.; 0
Comment
UCD56092
Avena strigosa
T. C. Fuller
1971-6-10
19879
San Mateo
1.6 km east of San Gregorio.
Comment
JROH1
Azolla
John Hunter Thomas
1981-6-4
20669
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low flow crossing of San Francisquito Creek
81
Comment
UC42329
Azolla filiculoides
F. T. Bioletti
1893-6-15
San Mateo
Boden
Comment
RSA128831
Baccharis douglasii
S. D. Halsey
1908-9-15
s.n.
San Mateo
Palo Alto
Comment
JROH545
Baccharis glutinosa
John Hunter Thomas
1992-7-24
25385
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along causeway
Comment
CAS-BOT-BC99513
Baccharis pilularis
L. R. Abrams
1914-10-14
5137
San Mateo
Tunitas
Comment
CAS-BOT-BC99522
Baccharis pilularis
Ned Cahill
1974-4-30
240
San Mateo
near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
SD30702
Baccharis pilularis
Edith A. Purer
1932-7-18
4022
San Mateo
Near Pigeon Point
Comment
UC1119670
Baccharis pilularis
G. E. Sindel
1935-10-18
381
San Mateo
1 3/8 mi n of Langley Hill; Santa Cruz Quad.
518
Comment
CAS-BOT-BC16618
Barbarea orthoceras
Javier Penalosa
1963-3-9
2697
San Mateo
San Bruno Mountains. Ravine 0.5 mile east of 1314 foot summit.
304
Comment
CAS-BOT-BC16620
Barbarea orthoceras
Fred Hemphill
1973-4-8
621
San Mateo
San Carlos. Area north of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC16636
Barbarea orthoceras
Phillip C. Wheeler
1965-4-27
s.n.
San Mateo
San Bruno Mountain. Sierra Point.
Comment
CAS-BOT-BC166963
Barbarea orthoceras
Peter Rubtzoff
1975-5-21
7962
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH1443
Barbarea orthoceras
John H. Thomas
1973-6-15
16843
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3924
Bellardia trixago
John Hunter Thomas
1986-4-30
23986
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA152071
Bellardia trixago
John H. Thomas
1961-5-5
9223
San Mateo
Along Sandhill road about 3.5 miles westward from Stanford Univ.
91
Comment
UCR122983
Bellardia trixago
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6777
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
UCR141422
Bellardia trixago
June Latting
1975-6-8
s.n.
San Mateo
San Francisco Bay Region, Skyline Drive at Crystal Springs Reservoir
122
Comment
CAS-BOT-BC75872
Berberis pinnata
Alice Eastwood
1913-2-22
s.n.
San Mateo
San Bruno Hills.
Comment
UC1191932
Berula erecta
Malcolm A. Nobs, S. Galen Smith
1949-8-25
1561
San Mateo
at Sharp Park Sharp Park
Comment
CDA34347
Beta vulgaris
E. Finley
1990-10-16
s.n.
San Mateo
Shoreline Blvd., Mountain View.
0
Comment
UCD97702
Beta vulgaris subsp. maritima
Malcolm A. Nobs; S. Galen Smith
1949-8-27
1620
San Mateo
E of Redwood City.
Comment
UC1100841
Bolboschoenus fluviatilis
Malcolm A. Nobs, S. Galen Smith
1949-8-25
1557
San Mateo
marshes at Sharp Park; at Sharp Park
Comment
SEINET12276036
Boraginaceae
M. T. Doutt
1931-1
607
San Mateo
near Portola, along Pacific Ocean
Comment
SEINET8728895
Bougainvillea spectabilis
A. T. Whittemore
2001-1
01 -022
San Mateo
418 Hillway Dr., Redwood City.
98
Comment
CAS-BOT-BC95344
Bowlesia incana
Walter Knight; Irja Knight
1965-3-28
s.n.
San Mateo
Devil's Arroyo, San Bruno Mountain
Comment
JROH3883
Boykinia occidentalis
H. J. Dengler
1969-6-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North bank of San Francisquito Creek, opposite the base of trail to S.F. Creek on N.E.J.R., just above "falls" in creek.
Comment
CDA31372
Brachypodium sylvaticum
Robin Breckenridge, K. Filippini
2010-2-17
PDR# 1463751
San Mateo
Woodside: 1 Echo Lane.
0
Comment
CDA36481
Brachypodium sylvaticum
Ellen Gartside
2011-7-28
s.n.
San Mateo
Woodside; Old La Honda Rd., on deer trail north of dirt road to Thornewood.
Comment
CAS-BOT-BC36670
Brassica oleracea
L. R. Abrams; Ira L. Wiggins
1939-6-3
439
San Mateo
2 miles north of Pigeon Point Lighthouse.
Comment
CAS-BOT-BC36668
Brassica oleracea
John H. Thomas
1966-5-28
11644
San Mateo
In central part of Menlo Park near Post Office.
Comment
RSA15631
Brassica oleracea
C. B. Wolf
1927-6-15
1468
San Mateo
Along Skyline Drive, 8 mi. S of San Francisco.
Comment
CAS-BOT-BC36799
Brassica rapa
David D. Keck
1932-2-16
1377
San Mateo
Portola.
Comment
CAS-BOT-BC36795
Brassica rapa
Catherine A. Toschi
1963-2-23
63 :30
San Mateo
North slope San Bruno Mountains above Crocker Avenue.
137
Comment
CAS-BOT-BC186703
Brassicaceae
Fred Hemphill
1973-3-9
628
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
JROH4875
Briza maxima
W. Lennihan
1989-5-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. After crossing dam, to left, on right side of path just before going downhill.
Comment
RSA119338
Briza maxima
S. S. Tillett, I. Sternback
1956-6-25
551
San Mateo
Along roadside, Skyline Drive.
488
Comment
CAS-BOT-BC145325
Briza minor
H. A. Dutton
1900-4-17
s.n.
San Mateo
Santa Cruz Peninsula. Just east of Jasper on south side of roadside.
Comment
CAS-BOT-BC145331
Briza minor
John H. Thomas
1961-5-13
9344
San Mateo
At Franklin Point.
Comment
JROH4887
Briza minor
John Hunter Thomas
1983-4-5
21320
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along the low-flow crossing
Comment
JROH4891
Briza minor
John Hunter Thomas
1991-4-13
24990
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC482181
Brodiaea appendiculata
J. C. Chamberlain
1922-1-1
s.n.
San Mateo
Fields near San Francisquito Creek back of Stanford University
Comment
SD631
Brodiaea coronaria
Ulysses S. Grant IV
1925-6-10
San Mateo
Hillsborough.
Comment
RSA140610
Brodiaea elegans subsp. elegans
John H. Thomas
1960-6-8
8774 A
San Mateo
Between Stanford and Searsville along San Hill Road.
Comment
SEINET3885153
Brodiaea pulchella
K. Harper
1984-4-25
84 -8
San Mateo
Along Crest of Jasper Ridge, Research Preserve, Stanford University.; 0
Comment
CAS-BOT-BC483172
Brodiaea terrestris subsp. terrestris
Alice Eastwood
1912-6-10
334
San Mateo
Crystal Springs
Comment
CAS-BOT-BC483183
Brodiaea terrestris subsp. terrestris
Helen M. Edwards
1917-4-12
s.n.
San Mateo
Near Crystal Springs Lake
Comment
CAS-BOT-BC483186
Brodiaea terrestris subsp. terrestris
Philip C. Wheeler
1965-6-19
s.n.
San Mateo
Fire trail west of quarry, San Bruno Mountain
Comment
JROH4967
Bromus berteroanus
H. J. Dengler
1961-4-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Lower edge of gully near the last or northwest-most enclosure, just N. of serpentine
Comment
CAS-BOT-BC183618
Bromus carinatus
Peter Rubtzoff
1978-4-2
9152
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
SEINET3128654
Bromus carinatus
L. R. Abrams
1902-5-11
2462
San Mateo
Carplot Springs
Comment
CAS-BOT-BC149017
Bromus carinatus var. carinatus
E. McClintock; Phillip Wheeler
1965-5-23
s.n.
San Mateo
San Bruno Mountain. Slope below Nike Station.
Comment
CAS-BOT-BC149020
Bromus carinatus var. carinatus
R. E. Frenkel
1964-8-21
758
San Mateo
On Portola Ridge Road, 0.7 mile north of Sawyer Ridge Road, SFWD.
320
Comment
CAS-BOT-BC149025
Bromus carinatus var. carinatus
Le Roy Abrams
1902-5-11
2462
San Mateo
Crystal Springs.
Comment
JROH4896
Bromus carinatus var. carinatus
John H. Thomas
1984-4-2
23273 3 D
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Low-flow crossing.
Comment
JROH4899
Bromus carinatus var. carinatus
W. Lennihan
1989-6-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. S.F. Creek Trail -- east side trail.
Comment
JROH4905
Bromus carinatus var. carinatus
John Hunter Thomas
1990-5-8
24855
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1537360
Bromus carinatus var. maritimus
Gordon H. True Jr.
1937-4-3
621
San Mateo
near coast of Salada Beach
15
Comment
JROH4908
Bromus catharticus var. catharticus
Ann Lambrecht
2006-8-23
28
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry streambed below Dennis Martin marker
Comment
CAS-BOT-BC155724
Bromus diandrus
Paul Arnaud
1941-4-17
s.n.
San Mateo
Redwood City, Jefferson Avenue.
Comment
CAS-BOT-BC155139
Bromus hordeaceus
Phillip C. Wheeler
1965-4-27
s.n.
San Mateo
San Bruno Mountain. Sierra Point.
Comment
JROH4929
Bromus hordeaceus
John Rawlings
2010-4-28
1091
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on slope south of the visitor parking lot
119
Comment
JROH4945
Bromus madritensis subsp. madritensis
John Rawlings
2013-4-14
1150 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University; uphill from Trail 14 about 25 yards from the Rd E intersection
112
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
JROH4948
Bromus madritensis subsp. rubens
John Hunter Thomas
1988-6-2
24503
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near old bridge
Comment
POM264990
Bromus marginatus
I. L. Wiggins
1929-5-10
3672
San Mateo
Pigeon Point
Comment
RSA320909
Bromus marginatus
Robert A. Norris
1984-3-21
4656
San Mateo
Blue Blossom Hill, San Bruno Mts.
366
Comment
SEINET10933427
Bromus rigidus
Delzie Demaree
1932-5-12
Demaree 9128
San Mateo
Stanford Farm. Dry situations.
Comment
SEINET9757293
Bromus rigidus
Robert A. Norris
1975-3-31
San Mateo
near Crocker Ave., San Bruno Mts.
Comment
CAS-BOT-BC185397
Bromus vulgaris
L. R. Abrams
1915-6-14
5562
San Mateo
Kings Mountain Road.
Comment
JEPS26847
Bromus vulgaris
Rimo Bacigalupi with J. H. Thomas and L. Heckard
1961-5-23
7710
San Mateo
1/4 mi w of crossing with Skyline Boulevard (along Alpine Road); Alpine Road
685
Comment
CAS-BOT-BC233711
Buddleja davidii
Phillip Wheeler
1965-6-8
s.n.
San Mateo
Bayshore, lower cut area, San Bruno Mountain
Comment
RSA140817
Buddleja davidii
John H. Thomas
1960-6-25
8794
San Mateo
Redwood City. Along or near a small creek running into Redwood Slough between El Camino Real and railroad tracks, near Maple Street.
8
Comment
SD129649
Cakile maritima
Donald G. Nelson
1938-7-28
581
San Mateo
Moss Beach
Comment
UCSC007725
Cakile maritima
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC36954
Cakile maritima var. maritima
Reed Clark Rollins
1942-11-4
3032
San Mateo
Miramar Beach, about 5 miles north of Half Moon Bay.
Comment
CAS-BOT-BC185141
Calamagrostis nutkaensis
Elizabeth McClintock
1967-6-24
s.n.
San Mateo
San Bruno Mountain. Top of mountain between radio stations on Radio Road.
Comment
CAS-BOT-BC185152
Calamagrostis nutkaensis
A. D. E. Elmer
1903-6-1
4693
San Mateo
San Pedro.
Comment
UC204153
Calamagrostis nutkaensis
A. D. E. Elmer
1903-5-1
5033
San Mateo
San Pedro
Comment
JROH4973
Calamagrostis rubescens
Winkie Lennihan
1980-8-13
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Just before Redwood Trail divides, to the right - divides to go up to Serpentine Meadow or on along creek.
Comment
JROH5602
Calamagrostis rubescens
John Rawlings
2014-3-18
1208
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near jct of and between trails 5 and 2.
83
Comment
JROH3320
Calandrinia ciliata
Duncan M. Porter
1961-2-18
745
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Westridge end of ridge
Comment
JROH3324
Calandrinia ciliata
John H. Thomas
1973-4-14
16550
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4595
Calochortus albus
John H. Thomas
1963-5-12
10085
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4612
Calochortus albus
John Hunter Thomas
1986-5-1
23999
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD656
Calochortus albus
lysses S. Grant IV
Jun 1925
San Mateo
Near La Honda.
Comment
CAS-BOT-BC492204
Calochortus albus
Josephine D. Randall
1907-6-8
219
San Mateo
Redwood Grove in Portola Valley
Comment
CAS-BOT-BC487809
Calochortus coeruleus
K. Hoppaugh
1929-5-11
212
San Mateo
La Honda grade
Comment
SEINET12053937
Calochortus luteus
Unknown
1932-1
9159
San Mateo
no further locality
Comment
RSA18366
Calochortus tolmiei
Carl B. Wolf
1929-5-22
3722
San Mateo
Near east base of La Honda grade
Comment
CAS-BOT-BC494040
Calochortus venustus
Ned Cahill
1974-5-30
305
San Mateo
Serpentine fields bordered by chaparral near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
RSA130388
Calochortus venustus
Le Roy Abrams
1915-6-7
5242
San Mateo
Woodside - Crystal Springs road near junction with Whipple Road.
Comment
JROH558
Calycadenia multiglandulosa
John H. Thomas
1958-11-22
8077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH560
Calycadenia multiglandulosa
Duncan M. Porter
1960-10-12
728
San Mateo
Jasper Ridge Biological Preserve, Stanford University; SW edge of main meadow next to chaparral (near area C)
Comment
UCR70789
Calycadenia multiglandulosa
L. S. Rose
1934-5-23
34278
San Mateo
Emerald Lake.
160
Comment
CAS-BOT-BC436446
Calystegia occidentalis
Phillip C. Wheeler
1965-6-16
s.n.
San Mateo
San Bruno Mountain, Colma Canyon east
Comment
POM129524
Calystegia purpurata
A. D. E. Elmer
1903-06
4299
San Mateo
Pescadero Creek
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-BC224659
Calystegia purpurata subsp. purpurata
Ned Cahill
1974-5-13
278
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC224661
Calystegia purpurata subsp. purpurata
James McMurphy
1905-9-15
s.n.
San Mateo
Goat Ranch, near Stanford University
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
CAS-BOT-BC436450
Calystegia subacaulis
L. R. Abrams
1902-5-4
2399
San Mateo
Woodside
Comment
CAS-BOT-BC436443
Calystegia subacaulis
John H. Thomas
1969-4-24
14913
San Mateo
Near Canada College, Redwood City, near Farm Hill Drive
Comment
SD38400
Calystegia subacaulis
Janet Turner
1933-5-30
3723
San Mateo
Between Skyline and Half Moon Bay.
Comment
CAS-BOT-BC224349
Calystegia subacaulis subsp. subacaulis
A. D. E. Elmer
1903-6-1
4826
San Mateo
Crystal Springs Lake
Comment
JROH1843
Calystegia subacaulis subsp. subacaulis
John H. Thomas
1955-5-6
4978
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM271979
Camissonia cheiranthifolia subsp. cheiranthifolia
Lyman Benson
1930-8-15
2566
San Mateo
San Gregorio
Comment
RSA18502
Campanula prenanthoides
C. B. Wolf
1927-7-14
618
San Mateo
Summit of Kings Mountain Rd.
Comment
SEINET10463045
Campanula prenanthoides
Randall
1907-6-29
RANDALL 17
San Mateo
King's Mountain Road
Comment
SEINET10463066
Campanula prenanthoides
Wolf
1927-8-13
WOLF 714
San Mateo
Summit La Honda Grade
Comment
JROH1475
Capsella bursa-pastoris
John Hunter Thomas
1980-4-10
19877
San Mateo
Jasper Ridge Biological Preserve, Stanford University; by dam
Comment
JROH1478
Capsella bursa-pastoris
John Hunter Thomas
1987-4-4
24168
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below Searsville Dam
Comment
CHSC68130
Cardamine
LeRoy E. Detling
1934-5-13
San Mateo
Summit of La Honda Grade.
Comment
CAS-BOT-BC37656
Cardamine californica
W. R. Dudley
1893-4-1
s.n.
San Mateo
Santa Cruz Peninsula. Ravine near La Honda.
Comment
CAS-BOT-BC37667
Cardamine californica
LeRoy Abrams
1902-3-16
2274
San Mateo
Kings Mountain Road.
Comment
CAS-BOT-BC37678
Cardamine californica
LeRoy Ellsworth Detling
1935-4-3
1530
San Mateo
Redwoods, La Honda Grade, 2 miles west of Skyline Boulevard Intersection.
Comment
RSA484626
Cardamine californica var. integrifolia
Glenn A. Gorelick
1967-2-10
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
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
JROH1487
Cardamine oligosperma
Le Roy Abrams
1901-3-1
1118
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1491
Cardamine oligosperma
John H. Thomas
1967-3-26
12417
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1496
Cardamine oligosperma
John Hunter Thomas
1981-4-5
20261
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
JROH1499
Cardamine oligosperma
John Hunter Thomas
1983-4-5
21322
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low-flow crossing
Comment
CAS-BOT-BC384842
Cardionema ramosissimum
Walter Knight; Irja Knight
1965-4-20
1082
San Mateo
San Bruno Mountain. Pig Ranch Ravine
45
Comment
CDA6871
Carduus pycnocephalus
Wm. Davis
1962-4-24
San Mateo
Gorman Hay Barn, Tanforan Race Track, San Bruno.
0
Comment
UCD85499
Carduus pycnocephalus
Alison Blake
2003-4-14
2
San Mateo
Filoli botanical gardens. Section F-8, ESE of volunteer parking lot about 30 ft beyond P.L. entrance.
Comment Read comments Jan 18 2012
CDA6895
Carduus tenuiflorus
T. C. Fuller
1960-4-2
4078
San Mateo
West of Skyline Boulevard, 1.6 miles south of Half Moon Bay Road.
0
Comment
CAS-BOT-BC17847
Carex amplifolia
LeRoy Abrams
1915-6-14
5563
San Mateo
Kings Mountain Road. Near the first bridge.
Comment
CAS-BOT-BC17855
Carex amplifolia
Peter Rubtzoff
1953-5-14
1345
San Mateo
Pilarcitos Creek Canyon 1 to 2 miles downtreams from Pilarcitos Lake.
Comment
CAS-BOT-BC19329
Carex barbarae
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
San Bruno Mountain. Crystal Cave Canyon east of quarry.
Comment
JROH4321
Carex bolanderi
Carol Zabel, Toni Corelli
2005-6-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along Trail 13 south of Leonard's Bridge.
106
Comment
JROH4326
Carex bolanderi
John Rawlings
2012-5-15
1121
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along bank of Bear Creek at its crossing of Road H near boundary fence.
82
Comment
CAS-BOT-BC34073
Carex brevicaulis
John Thomas Howell
1938-5-1
13774
San Mateo
San Bruno Hills.
Comment
SEINET7552668
Carex brevicaulis
J. W. Stacey, Alice Eastwood, John Thomas Howell
1938-4-24
5265
San Mateo
Pigeon Point.
Comment
CAS-BOT-BC18931
Carex densa
George Oberlander
1950-5-6
917
San Mateo
San Francisco Watershed Reserve. Pilarcitos Canyon.
Comment
CAS-BOT-BC18944
Carex densa
Margaret A. Barry
1938-5-8
s.n.
San Mateo
On Coal Mine Ridge.
Comment
JROH4329
Carex densa
John H. Thomas
1967-6-1
12946
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM289944
Carex densa
Lyman Benson
1930-5-1
2056
San Mateo
Stanford University
107
Comment
RSA91589
Carex densa
L. S. Rose
1937-5-16
37279
San Mateo
South San Francisco.
15
Comment
CAS-BOT-BC21810
Carex harfordii
John Thomas Howell
1938-5-1
13782
San Mateo
Near South San Francisco.
Comment
JROH4348
Carex harfordii
Carol Zabel
2006-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near the semaphore grass vernal depression.
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
RSA788835
Carex harfordii
Peter Rubtzoff, Barbara Deutsch, James Roof
1980-5-3
9437
San Mateo
The Edward P. Lee Memorial Site, at the bottom of canyon, below the Nine Fern Rock.
Comment
JROH4354
Carex nudata
John Rawlings
2012-5-15
1113
San Mateo
Jasper Ridge Biological Preserve, Stanford University. A few feet downstream of the low-flow crossing, northern edge of San Francisquito Creek.
80
Comment
CAS-BOT-BC119347
Carex obnupta
George Thomas Oberlander
1950-5-6
828
San Mateo
Pilarcitos Lake, Marsh.
Comment
JEPS23935
Carex serratodens
Le Roy Abrams
1902-5-4
8019
San Mateo
Woodside
Comment
POM79433
Carex serratodens
C. F. Baker
1902-5-10
811
San Mateo
Crystal Springs Lake.
Comment
SEINET3100624
Carex serratodens
Neal Kramer
2012-3-3
2031 a
San Mateo
Stulsart Park, Redwood City
Comment
POM248568
Carex subbracteata
Alice Eastwood, John Thomas Howell, J. W. Stacey
1938-4-24
5256
San Mateo
Pescadero.
Comment
SEINET7577065
Carex subbracteata
John Thomas Howell
1938-5-1
13778
San Mateo
Near South San Francisco.
Comment
CAS-BOT-BC116824
Carex subbracteata var. subbracteata
Alice Eastwood; John Thomas Howell; J. W. Stacey
1938-4-24
5245
San Mateo
Half Moon Bay
Comment
JROH4373
Carex tumulicola
John Rawlings, Carol Zabel, Ann Lambrecht
2005-6-15
0909 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Several yards from the intersection of Trail 2 with Trail 3.
86
Comment
RSA119340
Carex tumulicola
S. S. Tillett, I. Sternback
1956-6-25
543
San Mateo
On Middleton property S of road to Portola State Park, just before entrance; in secondary redwood forest.
396
Comment
UC836649
Carex tumulicola
W. R. Dudley
1910-5-26
San Mateo
near Black Mt. (Coal Mine Ridge)
Comment
CAS-BOT-BC227609
Carex tumulicola
Peter Rubtzoff; Elizabeth McClintock; Paul Reeberg
1989-6-3
s.n.
San Mateo
San Bruno Mountains. Shearwater area
30
Comment
JEPS6875
Castilleja
Rimo Bacigalupi with G. T. Robbins
1954-6-18
4549
San Mateo
along Skyline Blvd, 1 1/2 mi N of the crossing of the page Mill (Alpine) road
Comment
JROH5852
Castilleja
John H. Thomas
1978-4-20
19090
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA425889
Castilleja affinis
Glenn A. Gorelick
1967-4-14
s.n.
San Mateo
San Bruno Mountains, overlooking Daly City near San Francisco.
Comment
RSA15303
Castilleja affinis
Carl B. Wolf
1927-4-3
273
San Mateo
1 mile above La Honda. Santa Cruz Mountains.
Comment
RSA296378
Castilleja affinis
R. C. Bacigalupi, G. Thomas Robbins
1954-6-18
4552
San Mateo
Along road to Portola State Park, only 0.25 mile below its junction with the Alpine Road.
Comment
RSA82256
Castilleja affinis
F. W. Peirson
1932-7-5
10243
San Mateo
Just south of Pescadero.
Comment
JROH3938
Castilleja affinis subsp. affinis
John H. Thomas
1955-5-6
5013
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
JROH3951
Castilleja affinis subsp. affinis
John Hunter Thomas
1983-4-28
21780
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS60429
Castilleja affinis subsp. affinis
T. I. Chuang and F. M. Chuang
1969-6-22
6669
San Mateo
0.2 mi n San Mateo and Santa Cruz County line (on Highway 1)
Comment
JROH3935
Castilleja affinis subsp. affinis
Daniel Cohen
1953-4-11
21
San Mateo
Jasper Ridge Biological Preserve, Stanford University; off Jasper Ridge Road
Comment
UCSC005957
Castilleja ambigua
Randall Morgan
1995-6-6
2724
San Mateo
Common at Bean Hollow State Beach
Comment
RSA0030796
Castilleja ambigua subsp. ambigua
D. D. Keck
1932-4-29
1453
San Mateo
Burlington - San Mateo city limits, Bayshore Highway. Along San Francisco Bay.
Comment
JROH3977
Castilleja densiflora subsp. densiflora
John H. Thomas
1961-4-29
9189
San Mateo
Jasper Ridge Biological Preserve, Stanford University; at western end of serpentine outcroppings
Comment
JROH3985
Castilleja densiflora subsp. densiflora
John Hunter Thomas
1985-5-2
23581
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC406904
Castilleja exserta subsp. latifolia
David D. Keck
1927-6-10
395
San Mateo
Montara Point; Radio Station
0
Comment
UC150065
Castilleja foliolosa
L. R. Abrams
1904-4-10
San Mateo
near Crystal Lake
Comment Read comments Mar 12 2009
RSA400609
Castilleja foliolosa
Paul C. Silva
1948-1-31
s.n.
San Mateo
Old La Honda Grade, 1 mile south of Skyline Blvd.
457
Comment
SD38143
Castilleja foliolosa
Delzie Demaree
1932-4-9
8973
San Mateo
Dry hillsides. Gov. Rolf Estate
Comment
RSA294162
Castilleja franciscana
Robert A. Norris, John L. Inase, Allen Nakagawa
1981-7-25
4228
San Mateo
Along footpath 70 ft above a marshy lagoon border, N of mouth of Pescadero Creek, Pescadero State Beach.
Comment
JROH3988
Castilleja rubicundula subsp. lithospermoides
D. D. Davis
1903-4-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge
Comment
JROH4007
Castilleja rubicundula subsp. lithospermoides
John Hunter Thomas
1986-5-8
24025
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4010
Castilleja rubicundula subsp. lithospermoides
John Hunter Thomas
1989-5-11
24729
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA41393
Castilleja subinclusa subsp. franciscana
T. I. & F. M. Chuang
1991-7-1
7848
San Mateo
0.8 mile north of San Gregorio Beach.
0
Comment
JEPS19717
Castilleja wightii
Peter H. Raven
1957-6-24
10966
San Mateo
just s Linda Mar
Comment
JEPS19719
Castilleja wightii
Peter H. Raven
1957-6-24
10965
San Mateo
just s Linda Mar
Comment
JEPS20780
Castilleja wightii
Lawrence Beane
1949-6-2
484
San Mateo
s of Pescadero (beyond lighthouse on hillside, Highway 1)
Comment
JEPS60422
Castilleja wightii
T. I. Chuang and F. M. Chuang
1969-6-21
6662 b
San Mateo
about 2 mi s Half Moon Bay road junction and Skyline Boulevard
Comment
JEPS66229
Castilleja wightii
T. I. Chuang with Fei-Mei Chuang
1971-6-12
6908
San Mateo
just s Arroyo de Los Frijoles State Beach (on U.S. Hwy 1)
Comment
JEPS85727
Castilleja wightii
L. R. Heckard
1964-6-24
1395
San Mateo
near San Bruno Mt. summit (n of transmitting stations); San Bruno Mt.
304
Comment
RSA10376A
Castilleja wightii
H. A. Barker
1926-5-1
606
San Mateo
Kings Mt.
Comment
RSA152274
Castilleja wightii
John H. Thomas
1961-5-7
9305
San Mateo
San Bruno Mountain, in northern part of county.
305
Comment
RSA428365B
Castilleja wightii
Glenn A. Gorelick
1967-4-4
s.n.
San Mateo
San Bruno Mts; overlooking Daly City near San Francisco.
Comment
RSA428367
Castilleja wightii
E. S. Spalding
1924-6-28
s.n.
San Mateo
Moss Beach
Comment
SEINET3840786
Castilleja wightii
Unknown
2005-6-21
5 .371
San Mateo
Northeast corner of Pilarcitos Lake, SF Water District land
250
Comment
UC1327236
Castilleja wightii
John T. Doyen
1966-3-28
37
San Mateo
San Bruno Mountains; near Radio Towers on top
Comment
JEPS103881
Castilleja wightii
T. I. Chuang and F. M. Chuang
1991-7-1
7846
San Mateo
1.1 mile N or Montara
Comment
JEPS60427
Castilleja wightii
T. I. Chuang and F. M. Chuang
1969-6-22
6667
San Mateo
2.4 mi n Highway 1 junction with Highway 84 at San Gregorio (along Highway 1)
Comment
JEPS79097
Castilleja wightii
L. R. Heckard
1980-5-3
5191
San Mateo
s of Guadalupi Parkway, San Bruno Mt. (on slopes about Fern Rock, n part of San Bruno Mt., in upper end of drainage of Guadalupi Valley); San Bruno Mt., Guadalupi Valley, Fern Rock
182
Comment
JEPS86211
Castilleja wightii
L. R. Heckard
Sep 1970
2464
San Mateo
Bean Hollow State Beach; s of south parking lot
Comment
RSA523428
Castilleja wightii
L. R. Heckard, R. C. Bacigalupi
1963-7-2
1328
San Mateo
Near home of John gay. Slopes above S. Fk. of San Pedro Creek. SE of town of San Pedro Valley.
152
Comment
CAS-BOT-BC39380
Caulanthus lasiophyllus
Roxana S. Ferris
1921-4-7
2150
San Mateo
Santa Cruz Mountain Peninsula. San Bruno Mountain.
182
Comment
CAS-BOT-BC39387
Caulanthus lasiophyllus
H. A. Dutton
1900-2-1
s.n.
San Mateo
Santa Cruz Peninsula.
Comment
RSA399076
Ceanothus cuneatus
L. H. Jones
1909-3-5
s.n.
San Mateo
Summit and W side of Jasper Ridge, Stanford University
198
Comment Read comments Sep 19 2011
CAS-BOT-BC48396
Ceanothus cuneatus var. cuneatus
Fred Hemphill
1973-4-22
789
San Mateo
San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC49652
Ceanothus foliosus var. foliosus
J. H. Thomas
1949-4-14
280
San Mateo
Kings Mountain. Roadside near Woodside.
Comment
CAS-BOT-BC51608
Ceanothus oliganthus var. sorediatus
James McMurphy
1906-4-4
s.n.
San Mateo
Los Trancos Creek, above Judge Allan's
Comment
POM136517
Ceanothus oliganthus var. sorediatus
A. D. E. Elmer
1903-05
4479
San Mateo
Towards San Mateo; Crystal Springs Lake.
Comment
UC1206472
Ceanothus oliganthus var. sorediatus
Le Roy Abrams
1902-4-5
2307
San Mateo
Searsville
Comment
CAS-BOT-BC51238
Ceanothus papillosus
George Oberlander
1950-3-18
522
San Mateo
San Francisco Watershed Reserve, south boundary
Comment
CAS-BOT-BC51240
Ceanothus papillosus
Mita C. Daniel
1915-4-10
s.n.
San Mateo
Kings Mt.
Comment
RSA136269
Ceanothus papillosus
C. F. Baker
1902-5-10
803
San Mateo
Kings Mountain.
Comment
UC79825
Ceanothus papillosus var. papillosus
C. F. Baker
1902-5-10
803
San Mateo
Kings Mountain
Comment
CAS-BOT-BC52274
Ceanothus thyrsiflorus
C. F. B.
1902-4-12
511
San Mateo
La Honda
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-BC52304
Ceanothus thyrsiflorus
A. D. E. Elmer
1903-6-1
4603
San Mateo
Lake San Andreas
Comment
CAS-BOT-BC52310
Ceanothus thyrsiflorus
Miss O. Boring
1897-8-25
s.n.
San Mateo
Near Kings Mt. House
Comment
UC204089
Ceanothus thyrsiflorus
A. D. E. Elmer
June, 1903
4603
San Mateo
Lake San Andreas
Comment
UC79918
Ceanothus thyrsiflorus
Katharine Brandegee
May 1890
19
San Mateo
San Gregorio, Santa Cruz Mts. Santa Cruz Mts., San Gregorio
Comment
RSA122365
Ceanothus thyrsiflorus
N. K. Carlson
1935-7-5
60
San Mateo
3 miles S of Bellvale.
91
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
UC306675
Centaurea calcitrapa
A. D. E. Elmer
Jul 1903
4961
San Mateo
Crystal Springs Lake
Comment
UC463564
Centaurea calcitrapa
L. R. Abrams and I. L. Wiggins
1930-11-13
174
San Mateo
above Crystal Springs Lake
Comment
CAS-BOT-BC274596
Centaurea calcitrapa
R. E. Frenkel
1963-12-7
318
San Mateo
San Francisco Water District, Whiting Ridge Road, ca. 0.4 mile north of the junction with Spring Valley Ridge Road
Comment
JROH601
Centaurea melitensis
John H. Thomas
1973-6-15
16849
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA133890
Centaurea melitensis
John H. Thomas
1958-6-11
7224
San Mateo
About 4.3 miles due E of Belmont near Crystal Springs Reservoir.
91
Comment
CAS-BOT-BC277122
Centaurea melitensis
A. D. E. Elmer
1903-6-1
4281
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC277229
Centaurea solstitialis
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
San Bruno Mountain. Brisbane Lagoon
Comment
JROH609
Centaurea solstitialis
John Hunter Thomas
1984-9-6
23477
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET8730776
Centaurium exaltatum
Lewis S. Rose
1941-1
41280
San Mateo
Kings Mountain Rd, 3 miles west of Woodside
183
Comment
SJSU15418
Centaurium tenuiflorum
Toni Corelli
2011-8-25
708
San Mateo
Ano Nuevo State Park, Cove Beach
7
Comment
CAS-BOT-BC279324
Centromadia pungens subsp. pungens
Elizabeth McClintock
1967-9-24
s.n.
San Mateo
San Bruno Mountain. Crocker Avenue
Comment
CAS-BOT-BC384959
Cerastium arvense
David D. Keck
1933-5-11
2303
San Mateo
Montara Summit, Montara Mountain
Comment
CAS-BOT-BC384961
Cerastium arvense
Paul F. Covel
1937-4-15
580
San Mateo
Hgwy sumt. Montara Mts.
Comment
POM151596
Cerastium glomeratum
A. D. E. Elmer
1903-04
4473
San Mateo
San Bruno Hills
Comment
JROH5830
Ceratophyllum demersum
Ann Lambrecht, Paul Heiple
2008-8-6
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville Lake
Comment
SEINET11914804
Cercocarpus betuloides
Unknown
1932-1
8945
San Mateo
Los Francos Woods
Comment Read comments Nov 1 2021
CAS-BOT-BC135472
Cercocarpus betuloides var. betuloides
K. Hofpaugh
1929-5-6
585
San Mateo
La Honda Grade
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
CHSC263
Chamaemelum nobile
J. Turner
1930-5-2
San Mateo
Moss Beach.
Comment
JROH1948
Chamaesyce maculata
John Hunter Thomas
1991-6-9
25068
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Main Gate off Sand Hill Road
Comment
JROH1950
Chamaesyce serpillifolia subsp. serpillifolia
James McMurphy
1906-8-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH1819
Chenopodium californicum
John H. Thomas
1966-4-29
11585
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM164765
Chenopodium murale
C. F. Baker
1902-9-2
1549
San Mateo
Crystal Springs Lake.
Comment
CAS-BOT-BC497722
Chlorogalum pomeridianum
Cherie Wetzel
1969-6-20
868
San Mateo
Serpentine near Canada College, Redwood City, just off of Farm Hill Blvd
Comment
SD39112
Chlorogalum pomeridianum
Edith A. Purer
1933-5-31
3618
San Mateo
Grade to Half Moon Bay.
Comment
SEINET12044203
Chlorogalum pomeridianum
L. S. Rose
1934-1
34256
San Mateo
Crystal Springs Lake
Comment
POM290670
Chlorogalum pomeridianum var. pomeridianum
Lyman Benson
1930-5-20
2162
San Mateo
La Honda Grade, above Lake Searsville, Santa Cruz Mountains
305
Comment
UC162391
Chorizanthe cuspidata var. cuspidata
A. A. Heller
1906-6-8
8383
San Mateo
near Ocean View, San Francisco; near Ocean View, San Francisco
Comment
RSA54048
Chrysanthemum leucanthemum
J. T. Howell
1949-7-4
25356
San Mateo
Skyline Blvd., north of Millbrae
Comment
JEPS78658
Chrysolepis chrysophylla var. minor
Edward Lee
1936-1-26
1742
San Mateo
between Purisima Creek and Tunitas Creek (near summit)
609
Comment
SD38231
Chrysolepis sempervirens
Edith A. Purer
1932-7-18
4001
San Mateo
King Mountain
Comment
JROH2583
Cicendia quadrangularis
John H. Thomas
1966-4-2
11545
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA187410
Cicendia quadrangularis
John H. Thomas
1966-4-2
11545
San Mateo
Jasper Ridge Biological Experimental Area, about five miles southwest of Palo Alto. Along road at the Searsville end.
Comment
CAS-BOT-BC384618
Cirsium
J. Lovelle
1973-7-21
280
San Mateo
Mt. Ellen Trail
Comment
CAS-BOT-BC100947
Cirsium fontinale var. fontinale
Lewis S. Rose
1936-5-23
36295
San Mateo
E of Crystal Springs Lake. Type Locality
152
Comment
UC175461
Cirsium fontinale var. fontinale
W. N. Suksdorf
1913-6-22
113
San Mateo
Crystal Springs Lake
Comment
SEINET5506166
Cirsium fontinale var. fontinale
John Thomas Howell
San Mateo
Comment
JEPS59212
Cirsium occidentale var. occidentale
J. Burtt Davy
1895-4-20
1084
San Mateo
San Mateo Creek
Comment
CAS-BOT-BC280505
Cirsium quercetorum
Roxana S. Ferris
1921-4-7
2144
San Mateo
Santa Cruz Mountain Peninsula. San Bruno Mountain
213
Comment
CAS-BOT-BC280523
Cirsium quercetorum
A. D. E. Elmer
1903-6-1
4290
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC280518
Cirsium quercetorum
John Thomas Howell
1939-6-16
14740
San Mateo
Near San Andreas Lake
Comment
CAS-BOT-BC280526
Cirsium quercetorum
Alice Eastwood; John Thomas Howell
1938-6-26
6054
San Mateo
2 miles south of San Gregorio
Comment
JROH635
Cirsium vulgare
John H. Thomas
1970-7-5
15670
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA155840
Cirsium vulgare
Peter H. Raven
1961-8-24
16585
San Mateo
East side of Crystal Springs Lake
Comment
SEINET11834687
Cirsium vulgare
E. H. Graham
1931-1
6927
San Mateo
Ano Nuevo Pt., S of San Francisco
Comment
CAS-BOT-BC172000
Clarkia epilobioides
Robert F. Hoover
1941-4-23
4904
San Mateo
Redwood City Hills
Comment
CAS-BOT-BC165152
Clarkia rubicunda
Daniel Cohen
1953-6-3
106
San Mateo
Los Trancos Woods
Comment
CAS-BOT-BC165165
Clarkia rubicunda
Peter H. Raven
1957-6-24
10972
San Mateo
North of the light house, Pigeon Point
Comment
CHSC39185
Clarkia rubicunda
R. N. Bowman
1984-6-29
3694
San Mateo
100 m. n of bridge over San Gregorio Creek in San Gregorio State Beach. Ca. 150 m. e of ocean.
3
Comment
JEPS43647
Clarkia rubicunda
J. Burtt Davy
1893-6-17
767
San Mateo
Belmont
Comment
JEPS83042
Clarkia rubicunda
Roy E. Buck, Randall A. Morgan, James A. West
1983-7-15
432
San Mateo
ca. 0.5 km ne Pilarcitos Dam (near crest of Cahill Ridge, w of gravel rd., overlooking Pilarcitos Lake, 7.5 km nw of the intersection of Calif. Hwys. 35 and 92); San Francisco Watershed Reserve
289
Comment
JROH3011
Clarkia rubicunda
Richard L. Garber
unspecified
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3016
Clarkia rubicunda
John H. Thomas
1973-6-15
16850
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3019
Clarkia rubicunda
John H. Thomas
1974-6-30
17457
San Mateo
Jasper Ridge Biological Preserve, Stanford University
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
UC114010
Clarkia rubicunda
Katharine Brandegee
1908-7-26
San Mateo
near Half Moon Bay; Moss Beach
Comment
UC1279941
Clarkia rubicunda
Peter H. Raven
1957-6-24
10972
San Mateo
n Light House (just above the beach); Pigeon Point
Comment
CAS-BOT-BC165127
Clarkia rubicunda
L. R. Abrams
1907-8-25
s.n.
San Mateo
Between Pescadero and Half Moon Bay
Comment
CAS-BOT-BC165160
Clarkia rubicunda
W. R. Dudley
1905-6-19
s.n.
San Mateo
By road above Evans near Iverson place
Comment
RSA41288
Clarkia rubicunda
Robert F. Hoover
1941-5-20
5108
San Mateo
Redwood City hills
Comment
RSA458855
Clarkia rubicunda
E. S. Spalding
1924-8-3
s.n.
San Mateo
3 miles west of Redwood City
Comment
UCD104827
Clarkia rubicunda
H. F. Copeland
1929-7-4
s.n.
San Mateo
La Honda Grade.
Comment
CAS-BOT-BC439294
Claytonia exigua subsp. exigua
John H. Thomas
1971-5-2
15854
San Mateo
Near intersection of Canada and Edgewater roads. About 4 miles SW of center of Redwood City.
304
Comment
JROH5567
Claytonia parviflora subsp. parviflora
John Rawlings
2013-4-13
1176
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near base of scree slope in old quarry off of Trail 12
111
Comment
JROH3342
Claytonia perfoliata subsp. perfoliata
Daniel Cohen
1953-4-11
20
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3351
Claytonia perfoliata subsp. perfoliata
John Hunter Thomas
1982-4-23
20837
San Mateo
Jasper Ridge Biological Preserve, Stanford University; picnic area
Comment
CAS-BOT-BC443655
Claytonia perfoliata subsp. perfoliata
Peter H. Raven
1951-2-18
2728
San Mateo
Brisbane
Comment
RSA244334
Claytonia sibirica
C. W. Tilforth, John Dourley
1973-7-19
935
San Mateo
Gazos Creek Road, between Butano and Big Basin State Parks
Comment
CAS-BOT-BC91480
Clematis lasiantha
Josephine D. Randall
1907-7-4
305
San Mateo
Santa Cruz Peninsula. Mill's Lake.
Comment
CAS-BOT-BC91479
Clematis lasiantha
W. R. Dudley
1900-3-16
s.n.
San Mateo
Santa Cruz Peninsula. By road below Harkersville.
Comment
CAS-BOT-BC92558
Clematis ligusticifolia
Josephine D. Randall
1907-6-6
306
San Mateo
Santa Cruz Peninsula. Los Trancos Road near Stanford University.
Comment
SEINET12099156
Clematis ligusticifolia
Unknown
1931-1
7796
San Mateo
Jaspan Ridge, common
Comment Read comments May 3 2019
JEPS121481
Clinopodium douglasii
Adam C. Schneider
2013-5-17
126
San Mateo
Crystal Springs Reservoir
Comment
JROH2874
Clinopodium douglasii
John H. Thomas
1971-5-30
15954
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-BC499371
Clintonia andrewsiana
K. Hofpaugh
1929-5-11
210
San Mateo
Redwood forest 3 miles east of La Honda
Comment
CAS-BOT-BC499400
Clintonia andrewsiana
W. R. Dudley
1895-6-4
s.n.
San Mateo
Pescadero Creek near Iverson's
Comment
CAS-BOT-BC499405
Clintonia andrewsiana
David D. Keck
1932-6-1
1797
San Mateo
1 mile west of Skyline Blvd. on La Honda road, Santa Cruz Mountains
Comment
RSA377075
Clintonia andrewsiana
D. D. Keck
1932-6-1
1797
San Mateo
One mile west of Skyline Blvd on La Honda Road, Santa Cruz Mtns.
Comment
SEINET12044199
Clintonia andrewsiana
L. S. Rose
1931-1
s.n.
San Mateo
La Honda
Comment
SEINET12044200
Clintonia andrewsiana
D. D. Keck
1932-1
1797
San Mateo
1 mi W of Skyline Blvd. on La Honda Rd, Santa Cruz Mts
Comment
POM15684
Collinsia heterophylla
A. D. E. Elmer
1903-04
5046
San Mateo
Lake Merced
Comment
RSA104881
Collinsia heterophylla
E. F. Sprague
1956-5-28
s.n.
San Mateo
2 miles below Skyline Drive on E. La Honda Road.
Comment
CAS-BOT-BC240925
Collinsia multicolor
C. F. B.
1902-4-6
647
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC240931
Collinsia multicolor
C. F. B.
1902-4-6
647
San Mateo
Crystal Springs Lake
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
UC676737
Collinsia multicolor
Reed C. Rollins
1941-3-22
2953
San Mateo
2 mi se of Daly City (San Bruno Hills); San Bruno Hills
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
POM65104
Collomia heterophylla
L. R. Abrams
1901-05
1557
San Mateo
Portola
Comment
JROH215
Conium maculatum
John Hunter Thomas
1981-5-5
20541
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
POM132669
Conium maculatum
A. D. E. Elmer
1903-07
4957
San Mateo
San Mateo
Comment
SBBG54550
Conium maculatum
C. Taylor
1971-6-12
158
San Mateo
corner of Harbor Blvd and Old Country Rd, Belmont
Comment
RSA0059776
Convolvulus subacaulis
Alice Eastwood
1933-5-14
18851
San Mateo
Woodside, woods near the Shilling place.
Comment
CAS-BOT-BC286206
Conyza canadensis
John H. Thomas
1961-8-27
9694
San Mateo
Colma. Near intersection of El Camino Real and F Street
45
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
RSA100992
Cordylanthus rigidus subsp. rigidus
G. Oberlander
1949-8-20
381
San Mateo
San Andreas Valley, San Francisco Watershed Reserve.
Comment
RSA133854
Corethrogyne filaginifolia var. californica
John H. Thomas
1958-6-11
7221
San Mateo
About 4.3 miles due E of Belmont near Crystal Springs Reservoir.
91
Comment
RSA107076
Cornus californica
L. S. Rose
1956-5-7
56064 A
San Mateo
3 mi. e. of Half Moon Bay.
30
Comment
CAS-BOT-BC210352
Cornus sericea
J. I. McMurphy
1906-5-11
22
San Mateo
Santa Cruz Peninsula. Los Trancos Creek, Santa Cruz Mts.
Comment
CAS-BOT-BC210360
Cornus sericea
Walter Knight; Walter Knight
1963-6-24
s.n.
San Mateo
San Bruno Mountain. Quarry 4
Comment
CDA34067
Cornus sericea
D. G. Kelch
2011-3-13
11 .056-B
San Mateo
Near Half Moon Bay along Capistrano Creek.
Comment
SEINET12137024
Cornus sericea subsp. occidentalis
J. I. McMurphy
1906-1
22
San Mateo
Los Francos Creek, Santa Cruz Mts
Comment
CDA18372
Cortaderia selloana
G. D. Barbe
1978-9-26
2442
San Mateo
Skylawn Memorial Park; drive from Hwy 92 into the park.
716
Comment
UC1206477
Corylus californica
Le Roy Abrams
1902-3-16
2271
San Mateo
Kings Mountain
Comment
CAS-BOT-BC180364
Corylus cornuta subsp. californica
W. R. Dudley
1903-7-10
23
San Mateo
Corte de Madera Canon [canyon], Santa Cruz Mts., Santa Cruz Peninsula
Comment
CAS-BOT-BC180371
Corylus cornuta subsp. californica
Ira L. Wiggins
1929-3-23
3373
San Mateo
Road to Mud Lake, near Stanford University
Comment
HSC23909
Corylus cornuta subsp. californica
Mary Katherine Wicksten
1971-6-17
81
San Mateo
Huddart Park above Oak Flat
Comment
POM270391
Corylus cornuta var. californica
Lyman Benson
1931-2-28
2613
San Mateo
Town: Woodside; Mt. Range: Santa Cruz; River: San Francisquito Cr.
183
Comment
CAS-BOT-BC453504
Cotoneaster lacteus
Elizabeth McClintock
1978-7-1
s.n.
San Mateo
Colma Canyon; San Bruno Mountains
Comment
CAS-BOT-BC141551
Cotoneaster pannosus
D. E. Breedlove
1974-5-13
36230
San Mateo
San Pedro Valley Park, Pacifica
152
Comment
RSA18353
Cotula coronopifolia
C. B. Wolf
1927-1-29
464
San Mateo
Pebble Beach, coast south of Pescadero.
Comment
UC1119278
Cotula coronopifolia
H. S. Yates
1935-5-8
5223
San Mateo
1 mi n Bolsa Pt.; Santa Cruz Quad.
Comment
CAS-BOT-BC291464
Cotula coronopifolia
John H. Thomas
1966-5-13
116112
San Mateo
Near Palo Alto Yacht Harbor
Comment
CAS-BOT-BC291471
Cotula coronopifolia
Margaret A. Barry
1938-5-14
254
San Mateo
In Mud Lake on Coal Mine Ridge
Comment
JROH3657
Crataegus monogyna
John Hunter Thomas
1987-4-30
24212
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near the trailers
Comment
CAS-BOT-BC290331
Crepis
Ira L. Wiggins
1979-8-26
22250
San Mateo
Alley between Woodland and Central Avenues, running from Pope Street to Gilbert Street, Menlo Park
Comment
JROH1954
Croton setiger
John H. Thomas
1959-8-22
8076
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS18858
Cryptantha clevelandii
V. F. Hesse
1957-6-20
2233
San Mateo
1 mi n Saratoga Summit (near Highway 5)
762
Comment Read comments Oct 22 2021
JEPS90291
Cryptantha clevelandii
Dean W. Taylor
1989-8-1
10415
San Mateo
saddle between North Peak and Montara Knob (Santa Cruz Mountains, Montara Mountain, dirt road serrving PG&E Half Moon Bay to Pacifica high-voltage transmission lines); Santa Cruz Mountains, Montara Mountain
518
Comment
JROH5739
Cryptantha clevelandii var. florosa
John Rawlings
2015-5-28
1659
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Bird marker along Trail 9 at edge of chaparral.
140
Comment
SJSU7524
Cryptantha flaccida
L. S. Rose
1966-5-2
66032
San Mateo
Emerald L, W of Redwood City
91
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
RSA157756
Cryptantha micromeres
I. L. Wiggins
1925-4-11
1611
San Mateo
San Mateo County, E of rock Crusher on San Francisquito Creek.
Comment
JROH1373
Cryptantha microstachys
John H. Thomas
1973-4-7
16518
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5740
Cryptantha microstachys
John Rawlings
2014-5-10
16601660
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along Tr. 9 alternate
127
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
CAS-BOT-BC80789
Cupressus macrocarpa
George Oberlander
1950-2-1
422
San Mateo
Cahill Ridge - Plants of the San Francisco Watershed Reserve
Comment
CAS-BOT-BC224413
Cuscuta californica
Josephine D. Randall
1907-7-23
107
San Mateo
Santa Cruz Peninsula. Near Crystal Springs Lake
Comment
CDA33530
Cuscuta indecora
Koren Widdel
2008-10-23
PDR# 1481070
San Mateo
Menlo Park; 521 Entrada Way.
0
Comment
JROH1862
Cuscuta occidentalis
John Rawlings
2011-11-15
1095 C
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Boat launch below Searsville Lab.
104
Comment
RSA130964
Cuscuta salina
L. R. Abrams
1906-9-30
s.n.
San Mateo
Cooley's Landing
Comment
CDA5329
Cyclospermum leptophyllum
J. T. Howell
1975-9-13
51507
San Mateo
Hillside Street just west of El Camino, Burlingame.
0
Comment
CAS-BOT-BC287337
Cynara cardunculus
John Thomas Howell
1956-11-14
31961
San Mateo
Bayshore Highway just S of Main St, Redwood City
Comment
CAS-BOT-BC287340
Cynara cardunculus
John Thomas Howell
1956-11-14
31961
San Mateo
Bayshore Highway just S of Main St, Redwood City
Comment
JEPS22117
Cynara cardunculus subsp. cardunculus
J. H. Thomas
1958-10-21
7487
San Mateo
near intersection of Bayshore Highway and Main Street; Redwood City
Comment
UC1195196
Cynara cardunculus subsp. cardunculus
John H. Thomas
1960-6-25
8800
San Mateo
near Maple Street (between El Camino Real and railroad tracks, along or near a small creek running into Redwood Slough); Redwood City, Redwood Slough
Comment
JROH5000
Cynodon dactylon
John H. Thomas
1966-4-24
11581
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5004
Cynodon dactylon
John H. Thomas
1973-6-10
16819
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CHSC42086
Cynoglossum grande
Rusti Gammon
1986-3-30
2
San Mateo
Ca. 8 mi s of Saratoga, 4.1 mi w off hwy 9.
569
Comment
HSC23980
Cynoglossum grande
Mary Katherine Wicksten
1971-7-2
149
San Mateo
Huddart Park, Miwok Flat
Comment
RSA130412
Cynoglossum grande
Josephine Randall
1908-3-22
s.n.
San Mateo
Corte de Madera Canyon near Alpine Road
Comment
UCD166157
Cynoglossum grande
Jack Major; M. Forde and S. Bamberg
1962-4-3
740
San Mateo
Along road near Scott Creek. (Exact location unknown. Coordinates estimated by label maker.)
Comment
UCSB11483
Cynoglossum grande
Olson, Jim
1962-4-15
San Mateo
8 miles north of junction with Portola State Park Road on Camp Pomponio Road; 10 miles southwest of La Honda
213
Comment
JROH4382
Cyperus eragrostis
John Hunter Thomas
1983-5-23
22237
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near shack side & low-flow crossing.
Comment
CAS-BOT-BC114463
Cyperus eragrostis
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
Crocker Industrial Park
Comment
OBI17020
Cyperus eragrostis
Lewis S. Rose
1965-9-20
65107
San Mateo
Burlingame, Trousdale Dr. and California Dr
9
Comment
SEINET7581670
Cyperus eragrostis
Lewis S. Rose
1965-9-20
65107
San Mateo
Trousdale Dr & California Dr.
9
Comment
JROH4403
Cyperus erythrorhizos
Toni Corelli
2003-10-29
265
San Mateo
Jasper Ridge Biological Preserve, Stanford University; now dry lake bed
104
Comment
CAS-BOT-BC198192
Cytisus scoparius
Charles Piper Smith
1922-4-29
3507
San Mateo
Lake San Andreas
Comment
SBBG108508
Cytisus scoparius
N. Meng
1964-4-18
San Mateo
Pacifica
30
Comment Read comments Dec 6 2012
SBBG67105
Cytisus scoparius
S. W. Hutchinson
-Apr-1927
615
San Mateo
La Honda Cyn, near Redwood City
152
Comment
CAS-BOT-BC198211
Cytisus striatus
Elizabeth McClintock; Paul Reeberg
1988-4-7
s.n.
San Mateo
Base of Quarry, San Bruno Mountains
Comment
JROH5017
Dactylis glomerata
John Hunter Thomas
1977-6-16
18753
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Weedy area near old racing oval
Comment
JROH5022
Dactylis glomerata
John Hunter Thomas
1982-6-7
21031
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5031
Dactylis glomerata
W. Lennihan
1989-5-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Across dam, down trail to meadow, turn left -- all along road before bridge over creek.
Comment
RSA101030
Dactylis glomerata
G. Oberlander
1950-5-21
960
San Mateo
Under Douglas fir, Cahill Ridge, San Francisco Watershed Reserve
Comment
CAS-BOT-BC192233
Danthonia californica
L. R. A.
1902-5-11
2451
San Mateo
Crystal Springs
Comment
CAS-BOT-BC192236
Danthonia californica
E. H. Quayle
1920-5-2
714
San Mateo
Moss Beach
Comment
JROH5036
Danthonia californica
John H. Thomas
1967-6-1
12947
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5039
Danthonia californica
John H. Thomas
1970-4-28
15606
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5040
Danthonia californica
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5044
Danthonia californica
W. Lennihan
1989-5-4
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. From Escobar, just after turnoff to weather station; right of path under live oaks before Area G.
190
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
SJSU15903
Danthonia californica
John Rawlings, Sara Timby, Toni Corelli
2016-4-23
1728
San Mateo
Bean Hollow bluff trail, west of Hwy 1 south of Pescadero
8
Comment
POM265226
Danthonia californica var. americana
I. L. Wiggins
1929-5-10
3673
San Mateo
Coastal bluff at Pigeon Point
Comment
POM347040
Danthonia californica var. americana
Lyman Benson
1930-4-26
2071
San Mateo
Stanford University.
122
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
JROH225
Daucus pusillus
John H. Thomas
1970-4-28
15610
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH232
Daucus pusillus
John Hunter Thomas
1991-5-2
25020
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CHSC373
Deinandra corymbosa
B. Richardson
1929-5-11
San Mateo
Moss Beach.
6
Comment
JEPS44412
Deinandra corymbosa
Lewis S. Rose
1965-9-4
65100
San Mateo
Skyline Blvd and Half Moon Bay Road; Cahill Ridge
243
Comment
SD49785
Deinandra corymbosa
J. H. Thomas
1959-8-16
8067
San Mateo
About 2 miles north of Pigeon Point along the coast.
14
Comment
UC127291
Deinandra corymbosa
Katharine Brandegee
1908-3-8
San Mateo
San Pedro Pt.
Comment
UC935705
Deinandra corymbosa
David D. Keck
1931-10-5
1295
San Mateo
1.5 mi s Half Moon Bay road (Skyline Boulevard, summit of Cahil Ridge); Cahil Ridge
450
Comment
JEPS35779
Deinandra corymbosa
V. F. Hesse
1964-5-26
3201
San Mateo
near coast Whitehouse Creek Road
45
Comment
CAS-BOT-BC299190
Deinandra corymbosa subsp. corymbosa
Ira L. Wiggins
1949-7-2
12199
San Mateo
Pescadero Beach
Comment
CAS-BOT-BC299219
Deinandra corymbosa subsp. corymbosa
J McMurphy
1909-6-13
s.n.
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC299195
Deinandra corymbosa subsp. corymbosa
Hazelle A. Thomas
1956-6-24
s.n.
San Mateo
Arroyo de la Frioles along the coast
Comment
CAS-BOT-BC299228
Deinandra corymbosa subsp. corymbosa
David D. Keck
1932-5-11
1765
San Mateo
One mile east of San Gregorio
50
Comment
JROH679
Delairea odorata
Le Roy Abrams
1902-1-7
2263
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
UC9238
Delphinium
Alice Eastwood
May 1896
San Mateo
Crystal Springs
Comment
CAS-BOT-BC9213
Delphinium californicum
J. H. Thomas
1961-5-7
9279
San Mateo
San Bruno Mountain in northern part of county
396
Comment
UC311529
Delphinium californicum
A. D. E. Elmer
July 1903
4548
San Mateo
Pilarcitos Stone Dam
Comment
UC511171
Delphinium californicum
Lyman Benson
1930-5-12
2127
San Mateo
Lake Searsville San Francisco Bay watershed, Santa Cruz Mt. Range, Stanford
152
Comment
CAS-BOT-BC9210
Delphinium californicum subsp. californicum
Elizabeth McClintock
1965-6-13
s.n.
San Mateo
Colma Canyon, San Bruno Mountains
Comment
JROH3433
Delphinium californicum subsp. californicum
John H. Thomas
1973-6-10
16811
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC9245
Delphinium decorum
W. R. Dudley
1900-3-17
s.n.
San Mateo
South side of summit of Montara Mountain
Comment
JROH3447
Delphinium hesperium subsp. hesperium
John Hunter Thomas
1980-5-6
19927
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC9179
Delphinium hesperium subsp. pallescens
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1152
San Mateo
Pilarcitos Lake and Canyon
Comment
CAS-BOT-BC7891
Delphinium variegatum
Mrs. John C. Angsbury
1932-4-1
s.n.
San Mateo
Kings. Mtn.
Comment
CAS-BOT-BC7941
Delphinium variegatum
John Hunter Thomas
1974-4-11
17134
San Mateo
SE of Canada Road and Edgewood Road, NW of Woodside
152
Comment
CAS-BOT-BC182767
Deschampsia cespitosa subsp. holciformis
Peter Rubtzoff
1976-6-13
8639
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
UC157095
Deschampsia cespitosa subsp. holciformis
Dr. E. B. Copeland
1903-6-10
3305
San Mateo
Montara Point
Comment
CAS-BOT-BC201907
Deschampsia elongata
John H. Thomas
1961-5-23
9452
San Mateo
Portola State Park, near junction of Peters and Pescadero Creeks
152
Comment
CAS-BOT-BC201913
Deschampsia elongata
George Oberlander
1950-4-23
917
San Mateo
North Cahill Ridge
Comment
JROH5058
Deschampsia elongata
H. L. Mason
1921-5-13
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA475251
Deschampsia elongata
Lyman Benson
1937-7-8
8445
San Mateo
Lake Searsville, Stanford University; Santa Cruz Mt. Range
122
Comment
CAS-BOT-BC500895
Dichelostemma capitatum
Fred Hemphill
1973-5-6
836
San Mateo
San Carlos, Chaparral area north of Malabar Rd. and Melendy Dr.
207
Comment
CAS-BOT-BC500890
Dichelostemma capitatum
P R Hielborn
1920-5-16
223
San Mateo
Plants of the Santa Cruz Mountain Peninsula, Santa Cruz Islandhills by San Francisquito Creek
Comment
CAS-BOT-BC500927
Dichelostemma capitatum
Ned Cahill
1974-4-18
128
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
JEPS127848
Dichelostemma capitatum subsp. capitatum
Adam C. Schneider
2013-4-7
86
San Mateo
Comment
JROH4661
Dichelostemma capitatum subsp. capitatum
John Hunter Thomas
1991-5-2
25016
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG51309
Dichelostemma capitatum subsp. capitatum
J. Doty
1969-3-24
583
San Mateo
N side of Page Mill Rd, ca. 0.5 mi W of Foothill Expressway; Palo Alto
Comment
CAS-BOT-BC502166
Dichelostemma congestum
Fred Hemphill
1973-4-22
730
San Mateo
San Carlos. Chaparral area north of Malabar Road and Melendy Drive.
207
Comment
CAS-BOT-BC502169
Dichelostemma congestum
Fred Hemphill
1973-4-22
666
San Mateo
San Carlos. Chaparral area north of Malabar Road and Melendy Drive.
207
Comment
SEINET12044675
Dichelostemma congestum
G. C. Kimber, Roush, L.
1920-1
s.n.
San Mateo
Coal Mine Ridge
Comment
JEPS125950
Dichondra donelliana
D. W. Taylor
2000-7-20
17532
San Mateo
Montara Mountain, along dirt road 1 mile W from North Peak
Comment
JROH5081
Digitaria sanguinalis
John Hunter Thomas
1991-11-21
25103
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing of San Francisquito Creek.
Comment
OBI22313
Digitaria sanguinalis
Lewis S. Rose
1965-9-20
65108
San Mateo
Burlingame, Trousdale Dr & Californica Dr
9
Comment
CAS-BOT-BC150445
Diplacus aurantiacus
Saichi Kawahara
1968-7-29
465
San Mateo
Old Stage Road, south bank of Pomponio Creek
36
Comment
CAS-BOT-BC150459
Diplacus aurantiacus
Robert Robertson
1954-5-1
108
San Mateo
2 miles E. of Pescadero
30
Comment
CAS-BOT-BC150461
Diplacus aurantiacus
John H. Thomas
1958-3-19
7046
San Mateo
East facing slope of San Bruno Mountain, just north of South San Francisco
91
Comment
CDA6697
Dipsacus sativus
T. C. Fuller
1960-4-2
4066
San Mateo
Crystal Springs Reservoir, road to Half Moon Bay.
0
Comment
CAS-BOT-BC121867
Dirca occidentalis
G. Edelbrock
1975-2-8
1
San Mateo
San Francisco Watershed
152
Comment
OBI78487
Dirca occidentalis
Lewis S. Rose
1964-3-9
64004
San Mateo
N end of Crystal Springs Lake
122
Comment
RSA15268
Dirca occidentalis
Carl B. Wolf
1927-3-2
s.n.
San Mateo
Above Searsville Lake
Comment
UCR143110
Dirca occidentalis
L. S. Rose
1933-6-9
33222
San Mateo
San Francisco Bay Region, San Andreas Lake
305
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
SJSU647
Dirca occidentalis
S. R. Piazza
1941-3-2
San Mateo
near S side Searsville L
Comment
POM277204
Disporum hookeri var. hookeri
Lyman Benson
1937-8-15
8491
San Mateo
Upper San Francisquito Creek, Mt. Range: Santa Cruz; Watershed: San Francisco Bay.
244
Comment
POM277215
Disporum hookeri var. hookeri
Lyman Benson
1937-8-15
8490
San Mateo
Upper San Francisquito Creek, Mt. Range: Santa Cruz; Watershed: San Francisco Bay.
244
Comment
UC3576
Disporum smithii
J. Burtt Davy
1895-4-21
1057
San Mateo
Pilarcitos Creek
Comment
CAS-BOT-BC195719
Distichlis spicata
Walter Knight; Irja Knight
1964-9-2
s.n.
San Mateo
Black Point, San Bruno
Comment
JROH3377
Dodecatheon clevelandii subsp. patulum
Duncan M. Porter
1961-2-5
738
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In middle of corral at lower end of large meadow on crest of ridge
Comment
UC105762
Dodecatheon clevelandii subsp. patulum
Brandegee
Apr 1889
San Mateo
San Mateo
Comment
POM287491
Dodecatheon hendersonii subsp. cruciatum
Lyman Benson
1931-2-16
2583
San Mateo
Stanford University. Corte Madra Creek.
152
Comment
RSA112455
Dodecatheon hendersonii subsp. cruciatum
I. L. Wiggins
1929-3-24
3383
San Mateo
On road to Searville Lake, back of Stanford University.
Comment
JROH1515
Draba verna
John Hunter Thomas
1989-4-20
24641
San Mateo
Jasper Ridge Biological Preserve, Stanford University; grassy area below dam
Comment
CAS-BOT-BC159503
Drymocallis glandulosa var. glandulosa
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
Exposed slopes below top of mountain - San Bruno Mountain
Comment
CAS-BOT-BC159531
Drymocallis glandulosa var. glandulosa
J. Clausen
1941-7-1
1871
San Mateo
Base of Montara Mountain, N. of Montara.
121
Comment
CAS-BOT-BC67879
Dryopteris arguta
John H. Thomas
1961-5-7
9296
San Mateo
San Bruno Mountain in northern part of county.
396
Comment
CAS-BOT-BC67880
Dryopteris arguta
John H. Thomas
1973-6-15
16840
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto
Comment
CAS-BOT-BC67887
Dryopteris arguta
Margaret A. Barry
1938-5-29
s.n.
San Mateo
Coal Mine Ridge
Comment
POM281638
Dryopteris arguta
Lyman Benson
1928-12-15
829
San Mateo
Searsville Lake Dam
122
Comment
UC144384
Dudleya caespitosa
B
1903-6-30
3440
San Mateo
Pilarcitos
Comment
CAS-BOT-BC410872
Dudleya caespitosa
K. Nakai
1979-10-1
529
San Mateo
Devils Slide on west facing granite slope along Calif. Hwy 1.
Comment
CAS-BOT-BC428360
Dudleya farinosa
C. F. Baker
1903-6-30
3440
San Mateo
Pilarcitos
Comment
CAS-BOT-BC208923
Echinochloa crus-galli
Paul Reeberg; Jake Sigg; Peter Rubtzoff
1991-8-10
s.n.
San Mateo
P.G.&E. Marsh - San Bruno Mountains
Comment
JROH5086
Echinochloa crus-galli
John H. Thomas
1976-10-16
18412
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry delta in Searsville Lake at the mouth of Corte de Madera Creek.
Comment
JROH5722
Echinochloa crus-galli
John Rawlings
2015-9-22
1641
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In mud of Corte Madera Creek delta near open water
104
Comment
RSA722471
Elymus californicus
D. W. Taylor
1994-5-10
14279
San Mateo
San Mateo Creek drainage; along Crystal Springs Road 0.3 mi east of junction of Tartan Trail
67
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
CAS-BOT-BC203679
Elymus glaucus subsp. glaucus
Walter Knight; Irja Knight
1965-5-15
s.n.
San Mateo
San Bruno Mountain. Bitter Cherry Ravine
Comment
UCD62412
Elymus glaucus subsp. virescens
P. B. Kennedy
1916-4-1
San Mateo
Colma Canyon, Daly City, S. San Francisco.
Comment
CAS-BOT-BC235201
Elymus multisetus
Ned Cahill
1974-7-14
352
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
SJSU15940
Elymus trachycaulus subsp. trachycaulus
John Rawlings, Ken Hickman
2016-5-26
1816 A
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
SJSU15941
Elymus trachycaulus subsp. trachycaulus
John Rawlings, Kem Hickman
2016-5-26
1816 B
San Mateo
Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line
122
Comment
CAS-BOT-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
SBBG33992
Epilobium canum subsp. canum
L. S. Rose
1969-8-8
San Mateo
Cahill Ridge, Skyline Blvd and Half Moon Bay Rd
243
Comment
UCR3568
Epilobium ciliatum
Wm. Horn Jr.
1963-6-10
630610- 01
San Mateo
San Francisco Bay Region, Hillsborough [Burlingame], 2240 Redington Road
30
Comment
RSA140611
Epilobium ciliatum subsp. watsonii
John H. Thomas
1959-7-8
8019
San Mateo
Pescadero Beach.
Comment
JROH3062
Epilobium densiflorum
John H. Thomas
1971-8-7
16018
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5736
Epilobium minutum
John Rawlings
2015-4-5
1656
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near base of scree slope in old quarry off of Trail 12
111
Comment
JROH3075
Epilobium torreyi
John H. Thomas
1969-5-28
15091
San Mateo
Jasper Ridge Biological Preserve, Stanford University
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
UCR253354
Equisetum
A. C. Sanders
2014-8-3
41236
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
JROH58
Equisetum arvense
John Hunter Thomas
1982-11-6
21194
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH63
Equisetum arvense
John Hunter Thomas
1990-5-8
24856
San Mateo
Jasper Ridge Biological Preserve, Stanford University
87
Comment
CAS-BOT-BC57181
Equisetum hyemale subsp. affine
Roxana S. Ferris
1921-3-20
2113
San Mateo
Pescadero Creek
Comment
RSA30891
Equisetum hyemale var. affine
Roxana S. Ferris
1921-3-20
2113
San Mateo
Pescadero near mouth of canon. The Santa Cruz Mtn Peninsula.
Comment
CHSC25149
Equisetum telmateia subsp. braunii
R. N. Bowman
1971-4-5
9
San Mateo
10.7 mi. N.W. of Big Basin State Park office on Gazos Creek Rd., ca. 15 yds. W. of rd. along Streambed.
91
Comment
JROH69
Equisetum telmateia subsp. braunii
John H. Thomas
1976-4-2
18072
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek below dam
Comment
POM25738
Equisetum telmateia var. braunii
A. D. E. Elmer
1903-03
4501
San Mateo
Portola
Comment
SEINET12141700
Eremocarpus setiger
E. A. Purer
1933-1
5513
San Mateo
Skyline Blvd
Comment
JROH3145
Eriastrum abramsii
John H. Thomas
1961-6-7
9533
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3148
Eriastrum abramsii
John Hunter Thomas
1977-6-16
18770
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC286882
Ericameria ericoides
David D. Keck
1931-10-5
1286
San Mateo
1 mile north of Salada Beach
Comment
CHSC25996
Ericameria parishii
James Henrickson
1969-10-19
4189
San Mateo
6 mi. NNW of Descanso on Boulder Creek Rd.
Comment Read comments Dec 11 2013
CAS-BOT-BC295076
Erigeron glaucus
J. H. Thomas
1949-10-16
1150
San Mateo
Just north of outlet of San Gregorio Creek
Comment
CAS-BOT-BC295082
Erigeron glaucus
John H. Thomas
1961-5-12
9327
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CHSC57066
Erigeron glaucus
Steven Triano
1988-5-24
215
San Mateo
Located ca 750 ft s of Hwy. 1 and 2.9 mi s of Pigeon Point Light Station.
24
Comment
POM204314
Erigeron glaucus
I. L. Wiggins
1929-7-4
3798
San Mateo
Pescadero Beach
Comment
CAS-BOT-BC295079
Erigeron glaucus
R. Stinchfield
1916-3-10
481
San Mateo
Santa Cruz Mountain Peninsula. Farralone City
Comment
CAS-BOT-BC300246
Erigeron reductus var. angustatus
John Thomas Howell
1930-11-9
s.n.
San Mateo
Crystal Springs Lake
Comment
JROH695
Erigeron sumatrensis
Toni Corelli
2011-8-30
371 b
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below Dennis Martin site, above San Francisquito Creek
71
Comment
JROH2715
Eriodictyon californicum
Daniel Cohen
1953-4-11
24
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on west side of Jasper Ridge
Comment
LA205649
Eriodictyon californicum
Lewis S. Rose;
1935-6-11
35217
San Mateo
Kings Mountain
Comment
UCSB16624
Eriodictyon californicum
Schulte, John
1963-4-28
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-BC253241
Eriogonum fasciculatum var. foliolosum
V. F. Hesse
1953-9-24
1212
San Mateo
Junction of State Highway 5 and Page Mill Road
701
Comment
CAS-BOT-BC250540
Eriogonum gracile
Gordon H. True
1937-7-31
831
San Mateo
Alpine Road near Skyline Blvd.
Comment
JEPS111099
Eriogonum gracile
Zoe Ellis Chandik
1993-7-25
San Mateo
Along Hwy 280, E side near Farmhill Road..
Comment
CAS-BOT-BC251977
Eriogonum latifolium
John H. Thomas
1974-5-7
17320
San Mateo
San Bruno Mountain. Along Guadalupe Parkway opposite school. Western side of mountain
Comment
CAS-BOT-BC251991
Eriogonum latifolium
Alice Eastwood
1937-7-25
18884
San Mateo
Pebble Beach, Pescadero
Comment
UC176458
Eriogonum latifolium
Katharine Brandegee
1913-8-11
San Mateo
Tobin
Comment
CAS-BOT-BC251969
Eriogonum latifolium
Elizabeth McClintock; Paul Reeberg
1988-4-26
s.n.
San Mateo
at southern tip of ridge dividing Sage and Poison Oak Ravines
137
Comment
RSA176255
Eriogonum latifolium
Robert F. Thorne, Percy C. Everett
1963-6-9
32238
San Mateo
On top of San Bruno Mountain
335
Comment
RSA273144
Eriogonum latifolium
Glenn A. Gorelick
1967-5-12
s.n.
San Mateo
Approximately two miles from coast in San Bruno Mountains
Comment
CAS-BOT-BC264771
Eriogonum luteolum
David D. Keck
1931-10-5
1281
San Mateo
Dam at north end of Crystal Springs Lake
Comment
CAS-BOT-BC264780
Eriogonum luteolum
James L. Reveal; John H. Thomas
1975-7-31
3911
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto, south of San Francisquito Creek
182
Comment
POM165227
Eriogonum luteolum
C. F. Baker
1902-9-10
1674
San Mateo
Crystal Springs Lake
Comment
JROH3226
Eriogonum luteolum var. luteolum
Duncan M. Porter
1960-10-12
725
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Meadow at crest of Ridge above Webb Ranch (area H).
Comment
JROH5849
Eriogonum luteolum var. luteolum
Bill Kirsher
1990-7-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. North side of Road F.
Comment
RSA423118
Eriogonum luteolum var. luteolum
E. A. Purer
1933-8-25
s.n.
San Mateo
Skyline Blvd, on hillside near Schullser tablet
Comment
CAS-BOT-BC268996
Eriogonum nudum var. auriculatum
A. D. E. Elmer
1903-6-1
4311
San Mateo
Crystal Springs Lake
Comment
SBBG32420
Eriogonum nudum var. auriculatum
L. S. Rose
1964-9-9
67074
San Mateo
Emerald Lake, W of Redwood City
243
Comment
RSA675661
Eriophyllum confertiflorum
L. S. Rose
1950-5-20
50142
San Mateo
Emerald Lake region, hills w. of Redwood City.
244
Comment
RSA7603
Eriophyllum confertiflorum
L. S. Rose
1933-5-17
33176
San Mateo
Redwood City
Comment
JROH700
Eriophyllum confertiflorum var. confertiflorum
Raymond R. White
1974-6-3
7
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC31696
Eriophyllum confertiflorum var. confertiflorum
J. Burtt Davy
1893-6-17
772
San Mateo
Belmont
Comment
CAS-BOT-BC301259
Eriophyllum lanatum var. arachnoideum
W. R. Dudley
1894-5-1
s.n.
San Mateo
Woodside to Crystal Springs Reservoir
Comment
CAS-BOT-BC301261
Eriophyllum lanatum var. arachnoideum
W. R. Dudley
1906-6-12
s.n.
San Mateo
W. Union Gulch, back of winery
Comment
JEPS34328
Eriophyllum lanatum var. arachnoideum
L. R. Heckard and Rimo Bacigalupi
1963-7-2
1334
San Mateo
above summit of old country road; Montara Mt.
304
Comment
LA203607
Eriophyllum latilobum
Ira L. Wiggins;
1929-7-4
3785
San Mateo
4 mi. W. of La Honda on hill road to Pescadero Beach
Comment
POM54247
Eriophyllum latilobum
A. D. E. Elmer
1903-06
4397
San Mateo
San Mateo
Comment
CAS-BOT-BC301969
Eriophyllum staechadifolium
Louis F. Pitelka
1973-6-16
s.n.
San Mateo
Bolsa Point, about 1 mi N of Pigeon Point and about 39 mi S of San Francisco
Comment
CAS-BOT-BC301977
Eriophyllum staechadifolium
Alice Eastwood
1937-7-25
18890
San Mateo
Pebble Beach, Pescadero
Comment
RSA17884
Eriophyllum staechadifolium
C. B. Wolf
1927-6-29
s.n.
San Mateo
Pescadero.
Comment
UC483493
Eriophyllum staechadifolium
Ira L. Wiggins
1929-7-4
3793
San Mateo
sea bluffs at Pescadero Beach
Comment
SEINET12182126
Erodium botrys
G. A. McCallum
1933-1
s.n.
San Mateo
near Woodside
Comment
JROH2603
Erodium brachycarpum
W. R. Dudley
1903-4-10
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Serpentine ridge east of Searsville Reservoir.
Comment
JROH5893
Erodium cicutarium
Ruth Porter
2002-3-23
95463
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
SJSU2305
Eryngium armatum
C. W. Sharsmith
1950-4-16
6634
San Mateo
near Pescadero Point near Pescadero
Comment
JROH241
Eryngium jepsonii
John H. Thomas
1977-4-28
18563
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM272834
Erysimum capitatum
Lyman Benson
1929-3-16
1012
San Mateo
Crystal Springs Lake, Spring Valley
Comment
CAS-BOT-BC54818
Erysimum franciscanum
H. E. Parks; S. T. Parks
1930-3-10
0401
San Mateo
Spring Valley Lakes.
Comment
CAS-BOT-BC54820
Erysimum franciscanum
Javier Penalosa
1963-3-30
2735
San Mateo
San Bruno Mountains. North of Randolph Drive at Hillside Boulevard. In South San Francisco.
289
Comment
CAS-BOT-BC54844
Erysimum franciscanum
G. B. Rossbach; R. P. Rossbach
1938-4-3
806
San Mateo
Crests and steep upper slopes of the San Bruno Hills.
365
Comment
CAS-BOT-BC54875
Erysimum franciscanum
C. F. Baker
1903-4-6
1885
San Mateo
San Bruno Hills.
Comment
CAS-BOT-BC54879
Erysimum franciscanum
Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight
1963-6-23
s.n.
San Mateo
San Bruno Mountains. Lower part of Colma Canyon.
Comment
CAS-BOT-BC54880
Erysimum franciscanum
Reed Clark Rollins
1942-4-30
3007
San Mateo
Southeast slope of the San Bruno Hills, about 1 mile west of Brisbane.
Comment
CAS-BOT-BC54887
Erysimum franciscanum
Oliver W. Norvell
1931-3-2
1410
San Mateo
Near Crystal Springs Lake.
Comment
CHSC37823
Erysimum franciscanum
J. F. Esperance
1982-3-6
San Mateo
Top of San Bruno Mtn., 0.5 mi s of parking area along ridge top.
304
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
UC136093
Erysimum franciscanum
C. F. Baker
1903-4-6
1885
San Mateo
San Bruno Hills
Comment
SJSU11565
Erythranthe guttata
J. E. Hagerty
1950-5-20
San Mateo
Pescadero
Comment
CAS-BOT-BC403537
Eschscholzia californica
A. D. E. Elmer
1903-6-1
4680
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC403540
Eschscholzia californica
A. A. Heller
1907-4-25
8457
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC403553
Eschscholzia californica
Javier Penalosa
1963-3-30
2706
San Mateo
San Bruno Mountain. North of Randolph Drive at Hillside Blvd. in SSF
91
Comment
CAS-BOT-BC403559
Eschscholzia californica
Anne Constant
1955-5-28
201
San Mateo
Pescadero Beach
7
Comment
JROH3096
Eschscholzia californica
John H. Thomas
1969-4-12
14881
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
JROH3099
Eschscholzia californica
John H. Thomas
1975-5-26
17911
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSB18389
Eschscholzia californica
Schulte, John
1963-4-12
San Mateo
Jasper Ridge, 3 miles SW of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
137
Comment
CAS-BOT-BC202732
Euonymus occidentalis
M. Bourell; R. Patterson
1994-4-3
5297
San Mateo
At northeast end of Hazelnut Trail near Weiler Ranch Road Trail. San Pedro Valley County Park
60
Comment
RSA116765
Euonymus occidentalis
H. L. Mason
1921-1
s.n.
San Mateo
San Francisquito Creek near Searsville Lake.
Comment
JROH1803
Euonymus occidentalis var. occidentalis
Carol Zabel
1989-5-5
14
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 1 on sandstone slope east of redwoods
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
RSA130685
Euphorbia crenulata
C. F. (illegible)
1894-3-28
s.n.
San Mateo
Lobitas road.
Comment
SJSU8505
Euphorbia oblongata
L. F. Wagner
1979-5-27
31
San Mateo
San Francisquito Cr access rd N of Newell Rd bridge
Comment
CAS-BOT-BC166767
Euphorbia peplus
Peter Rubtzoff
1977-4-14
8942
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
JROH1973
Euphorbia spathulata
John H. Thomas
1971-4-10
15755
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH529
Eurybia radulina
L. R. Abrams
1916-10-19
6350
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5918
Eurybia radulina
John Hunter Thomas
1986-5-15
24042
San Mateo
Jasper Ridge Biological Preserve, Stanford University
88
Comment
CAS-BOT-BC310616
Eurybia radulina
W. R. Dudley
1896-7-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Old Cable Trail near Searsville
Comment
JROH5166
Festuca arundinacea
John Hunter Thomas
1988-6-2
24504
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near old bridge.
Comment
JROH5169
Festuca arundinacea
John Hunter Thomas
1992-5-14
25231
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near boat ramp.
Comment
JROH5174
Festuca arundinacea
John Rawlings
2009-5-13
1030
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Uphill from Trail 9 in Buckeye Alley.
135
Comment
JEPS128400
Festuca bromoides
Adam C. Schneider
2013-5-17
132
San Mateo
Crystal Springs Reservoir.
Comment
CAS-BOT-BC278287
Festuca californica
Roxana S. Ferris
1920-4-23
1952
San Mateo
Santa Cruz Mountain Peninsula. Bridge on Alpine Road along Corte Madera Cr.
365
Comment
RSA86775
Festuca californica
D. D. Keck
1932-5-11
1499
San Mateo
Above Woodside on La Honda Road, east slope of Santa Cruz Mountains
Comment
SEINET206289
Festuca californica
Rimo Bacigalupi, L. R. Heckard; J. Roof
1961-4-24
7613
San Mateo
Just below rocky spur due north of true summit of San Bruno Mountain directly below and northeast of KQED radio station
343
Comment
CAS-BOT-BC278347
Festuca californica subsp. californica
Walter Knight; Irja Knight
1965-4-25
s.n.
San Mateo
San Bruno Mountain. Owl's Canyon
Comment
CAS-BOT-BC278358
Festuca californica subsp. californica
Javier Penalosa
1963-3-9
2664
San Mateo
San Bruno Mountain. Slopes southeast of the summit (1314 ft.)
381
Comment
CAS-BOT-BC278473
Festuca idahoensis
L. R. A.
1902-5-11
2450
San Mateo
Open ground above La Honda
Comment
CAS-BOT-BC278476
Festuca idahoensis
L. R. A.
1902-5-11
2450
San Mateo
Crystal Springs
Comment
CAS-BOT-BC278479
Festuca idahoensis
Elizabeth McClintock
1963-6-9
s.n.
San Mateo
San Bruno Mountain
Comment
CAS-BOT-BC539285
Festuca idahoensis
John Rawlings; Ken Hickman
2015-6-8
1577
San Mateo
Caltrans right-of-way above Hwy 92 E of Hwy 280, downslope from San Francisco Watershed fenceline
118
Comment
JROH5493
Festuca microstachys
John Hunter Thomas
1986-5-8
24031
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5505
Festuca myuros
John Rawlings
2013-4-16
1132
San Mateo
Jasper Ridge Biological Preserve, Stanford University. In and along Trail 2 extension south of the Dengler Transect after a short uphill section where the trail passes a boulder on the uphill side.
84
Comment
CAS-BOT-BC278862
Festuca occidentalis
W. R. Dudley
1895-6-1
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Pescadero Creek
Comment
JROH5508
Festuca octoflora
Herb Dengler
1963-5-26
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Top of Ridge.
Comment
CAS-BOT-BC279050
Festuca rubra
Elizabeth McClintock; Paul Reeberg
1989-5-19
s.n.
San Mateo
San Bruno Mountains. Upper slopes of Firth Canyon, above Brisbane
182
Comment
RSA218035
Filago gallica
Walter Knight, I. Knight
1967-5-16
s.n.
San Mateo
Randolph Ave., south San Francisco
Comment
SEINET3892512
Fragaria chiloensis
R. L. Johnson
2012-4-6
12 -004
San Mateo
Half Moon Bay, Redondo Beach Rd. overlooking Pacific Ocean.; 0
25
Comment
UC203052
Fragaria chiloensis
A. D. E. Elmer
Apr 1903
4799
San Mateo
San Pedro
Comment
CAS-BOT-BC437037
Fragaria chiloensis
Louis F. Pitelka
1973-4-30
s.n.
San Mateo
Bolsa Point about 1 mile north of Pigeon Point and about 39 miles south of San Francisco
Comment
CAS-BOT-BC437040
Fragaria chiloensis
Walter Knight; Irja Knight
1963-8-5
130
San Mateo
Radio Road, San Bruno Mountain
Comment
RSA523866
Fragaria chiloensis
Chris E. True
1937-3-31
616
San Mateo
Salada Beach.
610
Comment
UCSB2792
Fragaria chiloensis
Walker, Clifford
1954-4-29
San Mateo
50 yds from ocean, 1 mi. S of Half Moon Bay
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
UCSB18140
Fragaria vesca
Muirhead, M.
1964-4-17
San Mateo
Crocker Estate, Hillsborough
91
Comment
CAS-BOT-BC52674
Frangula californica subsp. californica
James Newman
1951-6-5
96
San Mateo
Searsville Lake
Comment
CAS-BOT-BC53599
Frangula californica subsp. tomentella
Carl B. Wolf
1927-12-31
1473
San Mateo
1/2 way up Kings Mt.
Comment
CAS-BOT-BC53600
Frangula californica subsp. tomentella
Carl B. Wolf
1927-12-31
1472
San Mateo
1/2 way up Kings Mt.
Comment
JROH3569
Frangula californica subsp. tomentella
D. E. Breedlove
1971-5-31
19345
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH3570
Frangula californica subsp. tomentella
D. E. Breedlove
1971-5-31
19345
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH3574
Frangula californica subsp. tomentella
John Hunter Thomas
1981-2-14
20213
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC211608
Frankenia salina
David D. Keck
1931-9-27
1269
San Mateo
Dumbarton Bridge
Comment
POM135677
Frankenia salina
E. B. Copeland
1903-6-18
3313
San Mateo
Half Moon Bay
Comment
UC872056
Frankenia salina
Roxana Stinchfield
1915-9-19
251
San Mateo
salt marshes Santa Cruz Mountain Peninsula, Palo Alto
Comment
CAS-BOT-BC223551
Fraxinus latifolia
W. R. Dudley
1894-4-21
s.n.
San Mateo
Santa Cruz Peninsula. Near San Mateo Creek
Comment
CAS-BOT-BC130124
Fritillaria affinis
Phillip C. Wheeler
1965-6-21
s.n.
San Mateo
Sierra Point
Comment
CAS-BOT-BC130138
Fritillaria affinis
Eric Walther
1920-5-9
s.n.
San Mateo
Woodside
Comment
JEPS4952
Fritillaria biflora var. ineziana
Inez Smith
1914-3-12
San Mateo
Hillsboro; ; Hillsboro, San Mateo Co.
Comment
LA22137
Fritillaria liliacea
H. E. Parks; S. T. Parks
1930-3-10
400
San Mateo
Spring Valley Lakes
152
Comment
POM210222
Fritillaria liliacea
H. E. Parks
1930-3-10
400
San Mateo
Spring Valley Lakes
Comment
POM273462
Fritillaria liliacea
Lyman Benson
1929-3-16
s.n.
San Mateo
Crystal Springs Lake, Spring Valley
Comment
SJSU115
Fritillaria liliacea
Thelma Silva
1931-3-8
San Mateo
Spring Valley, head of Pilarcitos Creek
Comment
UC1442617
Fritillaria liliacea
Theodore F. Niehaus
1978-3-9
78945
San Mateo
0.2 mi nw of Polhemus Road (on Tower Road to San Mateo County Juvenile jail)
Comment
CDA42126
Galium aparine
L. S. Rose
1932-5-13
32240
San Mateo
San Andreas Lake.
0
Comment
JROH3787
Galium murale
John H. Thomas
1961-4-8
9074
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3791
Galium murale
John H. Thomas
1967-6-1
12967
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3796
Galium murale
John H. Thomas
1974-4-25
17217
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
JROH3807
Galium murale
John Hunter Thomas
1992-4-23
25159
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near Rattlesnake Rocks and along trail to redwoods
Comment
JROH5704
Galium parisiense
John Rawlings
2015-4-7
1456
San Mateo
Jasper Ridge Biological Preserve, Stanford University; quarry off Trail 12
110
Comment
JROH3810
Galium porrigens var. porrigens
John H. Thomas
1968-3-17
14185
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3814
Galium porrigens var. porrigens
John Hunter Thomas
1983-4-28
21782
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1143094
Galium porrigens var. porrigens
H. S. Yates
1935-2-3
509
San Mateo
1/2 mi se Pigeon Pt.; Santa Cruz Quadrangle
Comment
JROH803
Gamochaeta ustulata
John Hunter Thomas
1987-5-5
24245
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD12562
Garrya elliptica
Gill D. Demaree
1930-2-1
San Mateo
Road to Los Trancos Woods
Comment
SD41264
Garrya elliptica
Delzie Demaree
1930-2-1
7312
San Mateo
Los Trancos Woods.
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
JROH5651
Gastridium phleoides
John Rawlings
2014-5-23
1226
San Mateo
Jasper Ridge Biological Preserve, Stanford University; just up-slope from the Boat Launch (aka Searsville Lab Landing)
104
Comment
CAS-BOT-BC59635
Gaultheria shallon
Walter Knight; Irja Knight
1965-2-28
863
San Mateo
Ca. 100 yds above Eucalyptus Grove off Radio Road.
Comment
CAS-BOT-BC526238
Gazania
Elizabeth McClintock; Paul Reeberg
1988-4-7
s.n.
San Mateo
San Bruno Mountains; near Picnic Area
Comment
CAS-BOT-BC219101
Genista monspessulana
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
Radio Road
Comment
CDA33991
Genista monspessulana
D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo
2011-4-22
11 .149
San Mateo
Santa Cruz Mountains.; Skyline Blvd, ~ 5 miles W of Los Altos.
Comment
JROH2611
Geranium dissectum
John H. Thomas
1967-4-20
12705
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2619
Geranium dissectum
John Hunter Thomas
1983-5-23
22242
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near shack side and low-flow crossing.
Comment
PASA675
Geranium dissectum
Mabel B. Peirson
1926-2-24
San Mateo
Moss beach
Comment
UCR121492
Geranium dissectum
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4956
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
JROH2616
Geranium dissectum
John H. Thomas
1974-4-13
17156
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3154
Gilia achilleifolia subsp. multicaulis
John H. Thomas
1971-4-25
15783
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM209882
Gilia achilleifolia subsp. multicaulis
D. D. Keck
1934-7-7
2931
San Mateo
Kings Mountain, west of summit
610
Comment
JROH3167
Gilia clivorum
John Hunter Thomas
1991-4-11
24980
San Mateo
Jasper Ridge Biological Preserve, Stanford University; below dam
Comment
UC75485
Gilia clivorum
C. F. Baker
Apr 1903
1899
San Mateo
San Bruno Hills
Comment
SEINET10464411
Githopsis diffusa subsp. robusta
Barry
1937-5-15
BARRY s.n.
San Mateo
Comment
POM284863
Githopsis specularioides
Lyman Benson
1930-4-17
2082
San Mateo
Stanford University, foothills. Upper Sonoran.
122
Comment
CAS-BOT-BC303679
Glebionis coronaria
Elizabeth McClintock; Paul Reeberg
1988-4-14
s.n.
San Mateo
San Bruno Mts. N of school at Lower Guadalupe Canyon Parkway
Comment
CAS-BOT-BC303682
Glebionis coronaria
Dean Wm. Taylor
1988-4-8
9516
San Mateo
Santa Cruz Mts. San Bruno Mt, N slope of SE ridge of the mountain, near the ridgecrest. Right-of-way of E-most set of PG&E high-voltage powerlines crossing the mt
237
Comment
JROH2023
Glycyrrhiza lepidota
John H. Thomas
1962-7-15
9923
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below dam
Comment
RSA17964
Gnaphalium beneolens
C. B. Wolf
1927-8-13
715
San Mateo
Woodside
Comment
RSA184927
Gnaphalium beneolens
L. S. Rose
1966-8-15
66082
San Mateo
Emerald Lake, west of Redwood City
91
Comment
RSA128833
Gnaphalium beneolens
Roxana S. Ferris
1920-9-3
2052
San Mateo
Near upper Mud Lake, Coal Mine Ridge, Santa Cruz Mountain Peninsula
Comment
POM55189
Gnaphalium californicum
A. D. E. Elmer
1903-06
4291
San Mateo
Crystal Springs Lake.
Comment
RSA217983
Gnaphalium luteoalbum
Elizabeth McClintock
1965-6-13
s.n.
San Mateo
Colma Canyon. Plants of San Bruno Mountain.
Comment
SEINET11849564
Gnaphalium ramosissimum
Unknown
1933-1
10504
San Mateo
Santa Clara Valley
Comment
RSA201473
Grindelia camporum
J. T. Howell
1964-12-6
41032
San Mateo
Near Southern Pacific RR station, Millbrae.
Comment
CAS-BOT-BC304514
Grindelia hirsutula
J. H. Thomas
1954-5-28
4233
San Mateo
Along Bayshore Highway about 2 mi. south of San Francisco Airport
Comment
CAS-BOT-BC304522
Grindelia hirsutula
David D. Keck
1934-7-7
294307
San Mateo
Pigeon Point
Comment
CAS-BOT-BC304536
Grindelia hirsutula
W. R. Dudley
1899-5-14
s.n.
San Mateo
Santa Cruz Peninsula. By road from Pilarcitos to San Andreas
Comment
CAS-BOT-BC304548
Grindelia hirsutula
A. A. Heller
1907-5-28
8575
San Mateo
Above Crystal Springs on the Half Moon Bay road
Comment
CAS-BOT-BC304557
Grindelia hirsutula
J. T. Howell
1933-12-5
11731
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC304564
Grindelia hirsutula
H. L. Mason
1921-7-3
s.n.
San Mateo
Pescadero - La Honda Road
Comment
POM359076
Grindelia hirsutula
L. S. Rose
1948-11-29
48243
San Mateo
Mills Field.
Comment
POM55186
Grindelia hirsutula
A. D. E. Elmer
1903-06
4267
San Mateo
Crystal Springs Lake.
Comment
SEINET3139960
Grindelia hirsutula
M. P. Dunford
1959-10-3
549
San Mateo
Crystal Springs Lake, 1/4 mi N of jct of Hwy 5 (Skyline Blvd) & Ralston Avenue
Comment
UC1536845
Grindelia hirsutula
G. H. True
1936-6-7
480
San Mateo
cove 2 mi s Pescadero
15
Comment
UC206210
Grindelia hirsutula
Katharine Brandegee
1917-7-15
San Mateo
Moss Beach
Comment
CAS-BOT-BC304539
Grindelia hirsutula
Alice Eastwood; John Thomas Howell
1939-7-9
7440
San Mateo
Skyline Blvd. east of La Honda
Comment
JROH816
Grindelia hirsutula
D. E. Breedlove
1971-5-31
19369
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH826
Grindelia hirsutula
John Hunter Thomas
1987-5-26
24316
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10614592
Grindelia hirsutula
Wilhelm N. Suksdorf
1913-6-23
Suksdorf 279
San Mateo
Crystal Springs Lake.
Comment
UCSB24492
Grindelia hirsutula
McMinn, Howard
1922-6-22
San Mateo
Court road & Half Moon Bay
Comment
POM216546
Grindelia stricta var. angustifolia
D. D. Keck
1931-9-27
1273
San Mateo
Dumbarton Bridge.
Comment
SD30785
Grindelia stricta var. angustifolia
Edith A. Purer
1933-8-26
5525
San Mateo
Along highway, at edge of ditch near salt water
Comment
RSA0110999
Grindelia stricta var. angustifolia
E. A. Purer
1933-8-26
5525
San Mateo
Along highway. [No further location information.]
Comment
RSA184825
Grindelia stricta var. platyphylla
L. S. Rose
1965-9-4
65102
San Mateo
Pillar Point.
15
Comment
CAS-BOT-BC282867
Hainardia cylindrica
A. G. Vestal
1926-5-1
s.n.
San Mateo
San Pedro Point
Comment
CAS-BOT-BC309537
Helenium puberulum
Josephine D. Randall
1907-7-24
71
San Mateo
Santa Cruz Peninsula. Near Crystal Springs Lake
Comment
JEPS35427
Helenium puberulum
Alice King
1908-7-25
San Mateo
Moss Beach
Comment
POM161134
Helenium puberulum
Josephine Randall
1907-7-24
s.n.
San Mateo
Near Crystal Springs Lake.
Comment
CAS-BOT-BC309540
Helenium puberulum
Lewis S. Rose
1941-9-13
41439
San Mateo
San Mateo Canyon
30
Comment
JROH837
Helenium puberulum
John H. Thomas
1976-10-16
18402
San Mateo
Jasper Ridge Biological Preserve, Stanford University; now dry delta in Searsville Lake at the mouth of Corte de Madera Creek
Comment
RSA0034607
Helenium puberulum
I. L. Wiggins
1929-7-4
3791
San Mateo
4 miles W of La Honda on hill road to Pescadero Beach.
Comment
CAS-BOT-BC224050
Helianthemum scoparium
Fred Hemphill
1973-5-14
805
San Mateo
San Carlos. North of Malabar Rd. and Melendy Dr.
207
Comment
JROH1837
Helianthemum scoparium
John H. Thomas
1969-5-28
15077
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS67985
Heliotropium curassavicum
Dr. L. M. Newlon
1921-1
247
San Mateo
seashore between Salada and Mussel Rock
Comment
SD39698
Heliotropium curassavicum
Edith A. Purer
1932-7-18
4010
San Mateo
Half Moon Bay
Comment
SEINET3892510
Helminthotheca echioides
R. L. Johnson
2012-4-6
12 -002
San Mateo
Half Moon Bay, roadside on Redondo Beach Rd.; 0
25
Comment
CAS-BOT-BC305927
Helminthotheca echioides
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
San Bruno Mountain. Colma Canyon
Comment
SJSU3591
Helminthotheca echioides
A. I. Wilson
1967-9-18
2
San Mateo
by W side Los Trancos Cr c. midway between Portola Valley & Palo Alto
Comment
CAS-BOT-BC313451
Hemizonia congesta subsp. luzulifolia
L. R. Abrams
1902-5-11
2446
San Mateo
Crystal Springs
Comment
CAS-BOT-BC314924
Hemizonia congesta subsp. luzulifolia
Lewis S. Rose
1941-10-24
41470
San Mateo
Belmont
6
Comment
CAS-BOT-BC314938
Hemizonia congesta subsp. luzulifolia
Cherie Wetzel
1969-6-20
886
San Mateo
Near Canada College, Redwood City just off of Farm Hill Blvd.
Comment
CAS-BOT-BC314946
Hemizonia congesta subsp. luzulifolia
A. D. E. Elmer
1903-5-1
4805
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC314950
Hemizonia congesta subsp. luzulifolia
L. R. Abrams
1914-7-15
5140
San Mateo
Crystal Springs
Comment
JROH865
Hemizonia congesta subsp. luzulifolia
John H. Thomas
1967-11-5
14129
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
UC193425
Hemizonia congesta subsp. luzulifolia
H. M. Hall
1916-7-13
10225
San Mateo
2.2 km e Crystal Springs Reservoir; San Mateo Creek
38
Comment
UC398631
Hemizonia congesta subsp. luzulifolia
L. R. Abrams
1914-7-15
5140
San Mateo
Crystal Springs
Comment
UCSB57493
Hemizonia congesta subsp. luzulifolia
Abrams, L.
1914-7-15
San Mateo
Crystal Springs
Comment
CAS-BOT-BC314943
Hemizonia congesta subsp. luzulifolia
H. M. Hall
1916-7-13
10225
San Mateo
Near Crystal Springs Lake
Comment
SD30842
Hemizonia congesta subsp. luzulifolia
Edith A. Purer
1933-8-4
5398
San Mateo
Along roadsides of Bayshore Highway.
Comment
SD5611
Hemizonia congesta subsp. luzulifolia
Ulysses S. Grant IV
1925-9-2
San Mateo
Burlingame
Comment
UC990624
Hemizonia congesta subsp. luzulifolia
James I. McMurphy
1907-8-6
San Mateo
e of causeway Crystal Springs Lakes
Comment
POM360314
Hemizonia luzulifolia
D. D. Keck
1932-5-6
1492
San Mateo
East side of Crystal Springs Lake.
61
Comment
RSA81678
Hemizonia luzulifolia
James I. McMurphy
1907-8-6
s.n.
San Mateo
E of causeway, Crystal Springs Lakes.
Comment
RSA51402
Hemizonia pungens subsp. maritima
L. S. Rose
1949-8-14
49166
San Mateo
Bayshore Blvd., San Mateo.
Comment
JROH249
Heracleum maximum
John H. Thomas
1961-5-5
9210
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below Searsville Dam
76
Comment
RSA176770
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
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
SD148265
Heracleum maximum
G. K. Helmkamp, E. A. Helmkamp
2001-6-2
6788
San Mateo
Central California coast; Purissima Creek Road, east of Half Moon Bay at Purissima Creek, 3.2 miles east of California Highway 1.
244
Comment
RSA128900
Heracleum maximum
P. H. Raven
1950-6-3
2237
San Mateo
Woods around San Andres Lake
122
Comment
JROH878
Hesperevax sparsiflora var. sparsiflora
H. A. Borthwick
1920-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH880
Hesperevax sparsiflora var. sparsiflora
John H. Thomas
1955-5-6
4980
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH884
Hesperevax sparsiflora var. sparsiflora
John H. Thomas
1970-1-1
15493
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC176208
Hesperolinon congestum
A. D. E. Elmer
1903-5-1
4422
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC176210
Hesperolinon congestum
L. R. Abrams
1920-6-1
7497
San Mateo
Back of Redwood City
Comment
SJSU7855
Hesperolinon congestum
J. R. Verbarg
1955-5-14
San Mateo
Redwood City Hills 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
JROH2936
Hesperolinon micranthum
John Hunter Thomas
1983-6-29
22713
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC148462
Heteromeles arbutifolia
Ned Cahill
1974-4-19
145
San Mateo
Chaparral near the intersection of Canada and Edgewood Roads, about 3 mi westward from Redwood City.
Comment
JROH3679
Heteromeles arbutifolia
John H. Thomas
1973-6-10
16814
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1577655
Heterotheca sessiliflora subsp. echioides
N. K. Carlson
1935-6-21
77
San Mateo
Ridge between Slate and Oil Creek; Santa Cruz Quadrangle
Comment
CAS-BOT-BC310762
Heterotheca sessiliflora subsp. echioides
E. A. McGregor
1906-9-23
s.n.
San Mateo
Corte de Madera
Comment
CAS-BOT-BC420892
Heuchera micrantha var. diversifolia
George Oberlander
1950-5-28
955
San Mateo
Pilarcitos Canyon
Comment
CAS-BOT-BC424378
Heuchera micrantha var. hartwegii
Walter & Irja Knight
1963-7-14
s.n.
San Mateo
Base of Quarry 2; San Bruno Mountain
Comment
POM87688
Hierochloe occidentalis
Le Roy Abrams
1902-1-7
2258
San Mateo
Kings Mts.
Comment
CAS-BOT-BC55432
Hirschfeldia incana
Ira L. Wiggins
1975-8-5
22174
San Mateo
Bed of San Francisquito Creek, ca. 100 m above Pope Street bridge, both sides of Santa Clara--San Mateo line.
Comment
UCD84964
Holcus lanatus
Josephine D. Randall
1907-6-29
159
San Mateo
Portola Valley.
Comment
UCSC007757
Holcus lanatus
Becky Hendricks, Chris Lay
2012-6-22
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC228580
Holodiscus discolor
Peter W. Fritsch; Lu Lu; Lisa Fritsch; Nathan Fritsch
2012-6-30
1938
San Mateo
San Bruno State Park, Summit Loop Trail just above the Eucalyptus grove N of the road from the parking area, NE-facing slope
238
Comment
CAS-BOT-BC389678
Holodiscus discolor
Mary Wicksten
1968-7-19
s.n.
San Mateo
Creek trail near Sequoia Flat Road - Memorial Park
Comment
RSA681423
Holodiscus discolor
Annuschka Deb
1989-7-19
315
San Mateo
YBN [Yerba Buena Nursery], Woodside.
Comment
CAS-BOT-BC150052
Holodiscus discolor var. discolor
W. R. Dudley
1894-7-7
s.n.
San Mateo
Near Mountain Summit, Bear Gulch Road
Comment
CAS-BOT-BC150060
Holodiscus discolor var. discolor
Walter Knight; Walter Knight
1963-6-24
s.n.
San Mateo
Quarry 4
Comment
CAS-BOT-BC150065
Holodiscus discolor var. discolor
Walter Knight
1964-9-14
839
San Mateo
Ridge between Peak Mt. and highway 1
Comment
CAS-BOT-BC284675
Hordeum brachyantherum subsp. brachyantherum
A. D. E. Elmer
1903-6-1
4851
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC284681
Hordeum brachyantherum subsp. brachyantherum
A. D. E. Elmer
1903-6-1
4851
San Mateo
Crystal Springs Lake
Comment
UCD85382
Hordeum brachyantherum subsp. brachyantherum
August L. Hormay
1932-5-29
s.n.
San Mateo
San Bruno.
Comment
CAS-BOT-BC289532
Hordeum brachyantherum subsp. californicum
Ned Cahill
1974-5-30
320
San Mateo
Near the intersection of Canada and Edgewood Roads about 3 mi westward from Redwood City
Comment
JEPS128401
Hordeum brachyantherum subsp. californicum
Adam C. Schneider
2013-5-17
133
San Mateo
Crystal Springs Reservoir.
Comment
JROH5227
Hordeum brachyantherum subsp. californicum
John Hunter Thomas
1980-5-20
19983
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC285147
Hordeum marinum subsp. gussoneanum
Phillip C. Wheeler
1965-5-17
s.n.
San Mateo
San Bruno Mountain. In Crocker Hills near Cow Palace
Comment
CAS-BOT-BC173824
Hordeum murinum subsp. leporinum
Peter Rubtzoff
1976-6-13
8630
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In area of uppermost part of East Fork Colma Creek, at the northwest corner of Fog Forest.
Comment
CAS-BOT-BC289462
Hordeum murinum subsp. leporinum
Javier Penalosa
1963-3-30
2741
San Mateo
North of Randolph Drive at Hillside Blvd. in SSF, San Bruno Mountain
289
Comment
JROH5261
Hordeum murinum subsp. leporinum
John Rawlings
2013-3-24
1125
San Mateo
Jasper Ridge Biological Preserve, Stanford University; grassy verge of Rd C at Rd D intersection
158
Comment
RSA181230
Hordeum murinum subsp. leporinum
John H. Thomas
1963-5-20
10123
San Mateo
Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz.
Comment
RSA181231
Hordeum murinum subsp. leporinum
John H. Thomas
1963-5-20
10152
San Mateo
Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz.
Comment
CAS-BOT-BC271353
Hordeum vulgare
J. H. Thomas
1962-5-12
9862
San Mateo
Franklin Point, about sea level
Comment
CAS-BOT-BC271356
Hordeum vulgare
William R. Dudley
1895-6-1
s.n.
San Mateo
Near Palo Alto
Comment
RSA138172
Hordeum vulgare
W. R. Dudley
1896-4-4
s.n.
San Mateo
Near Crystal Springs
Comment
CAS-BOT-BC536144
Horkelia californica
Helen D. Geis
1901-10-25
s.n.
San Mateo
Spanishtown [Half Moon Bay] near cemetery
Comment
SBBG32394
Horkelia californica var. californica
L. S. Rose
1966-8-20
San Mateo
head of Colma Cyn, San Bruno Mtn
205
Comment
CAS-BOT-BC143928
Horkelia cuneata var. sericea
A. A. Heller
1906-6-8
8374
San Mateo
Near Ocean View, San Francisco, on the Lake Merced side of the Ocean Shore tracks
Comment
CDA32036
Hypericum canariense
J. Dittes, J Guardino
2007-6-3
1457
San Mateo
Central Coast, Ano Nuevo State Reserve, coastal terrace 2.4 air mile Southeast of Pidgeon Point Lighthouse, east side of Hwy 1 on slope south and east of Gazos Creek.
Comment
CDA34310
Hypericum canariense
C. Kozak
2011-6-16
we 543
San Mateo
San Francisco Bay Area; Cloverdale Ranch, Pescadero. On the east(inland) side of Highway 1 approx. 1.1 mi. N of Gazos Creek Rd.
0
Comment
CHSC56086
Hypochaeris glabra
Jan M. Karaz
1979-5-27
53
San Mateo
3 mi east of Hwy 280 intersection with Woodside Road, 1.2 mi east of Woodside on Mountain Home Road.
7
Comment
CAS-BOT-BC311391
Hypochaeris glabra
D. D. Davis
1903-4-1
s.n.
San Mateo
Top of Searsville Ridge
Comment
POM289690
Hypochaeris glabra
Lyman Benson
1936-5-9
7606
San Mateo
Menlo Park; U.S. [Route] 99; Watershed: San Francisco Bay.
30
Comment
SEINET5554861
Hypochaeris glabra
H. S. Gentry
1931-1
97
San Mateo
Collected about 1 mile SE of Holy Cross Cemetery.
Comment
JROH942
Hypochaeris radicata
John Hunter Thomas
1991-6-9
25067
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Main Gate off Sand Hill Road
Comment
CAS-BOT-BC311490
Hypochaeris radicata
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain. East end of Summit Ridge
Comment
SJSU8192
Ipomoea indica
D. W. Allen
1978-11-25
San Mateo
grounds of residence
Comment
UCD23298
Iris douglasiana
Alan T. Whittemore
1976-5-29
120
San Mateo
San Francisco Fish and Game Refuge. East side of Lower Crystal Springs Lake, on Sawyer's Camp Road, between L. San Andreas and Crystal Springs Lake.
100
Comment
RSA171165
Iris douglasiana
Robert F. Thorne, Percy C. Everett
1963-6-9
32240
San Mateo
On top of San Bruno Mountain.
335
Comment
UC143469
Iris douglasiana
Alice Eastwood
Apr 1898
San Mateo
Purissima
Comment
CAS-BOT-BC133658
Iris longipetala
L. R. Abrams
1919-3-20
s.n.
San Mateo
South San Francisco
Comment
CAS-BOT-BC133672
Iris longipetala
Javier Penalosa
1963-3-30
2707
San Mateo
North of Randolph Drive at Hillside Blvd. in SSF
91
Comment
HSC13892
Iris longipetala
L. S. Rose
1968-3-26
68009
San Mateo
S base of San Bruno Mtns., S San Francisco
30
Comment
UCD138696
Iris longipetala
Lewis S. Rose
1968-3-20
68009
San Mateo
south base of San Bruno Mountains, south San Francisco.
30
Comment
JEPS63782
Isolepis cernua
William S. Cooper
1919-7-22
204
San Mateo
Ano Nuevo Pt
Comment
OBI22587
Isolepis cernua
Lewis S. Rose
1956-7-2
56117
San Mateo
Skyline Blvd, Hills W of San Mateo
183
Comment
POM185726
Isolepis cernua
E. B. Copeland
1903-5-24
3258
San Mateo
Montara Point.
Comment
CAS-BOT-BC112622
Isolepis cernua
W. R. Dudley
1909-10-4
s.n.
San Mateo
E. twin-pond, North San Mateo County.
Comment
SEINET5716637
Isolepis cernua
Shirley C. Tucker
1954-1
3796
San Mateo
On sea cliffs, 17 mi. S of San Francisco.; Moss Beach
Comment
JROH2771
Juglans hindsii
John H. Thomas
1976-11-5
18432
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low flow crossing
Comment
CAS-BOT-BC109972
Juncus
W. R. Dudley
1900-5-18
s.n.
San Mateo
Santa Cruz Peninsula. Near San Andreas Lake above keeper's house.
Comment
CAS-BOT-BC352224
Juncus arcticus var. balticus
Peter Rubtzoff; Elizabeth McClintock
1989-8-31
10043
San Mateo
San Bruno Mountains, near Willow Pond (located near Saddle Trail), ca. 0.15 miles north of junction with Old Guadalupe Trail.
Comment
RSA796693
Juncus bufonius
Peter Rubtzoff
1977-6-21
9066
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH5659
Juncus bufonius var. bufonius
John Rawlings
2014-5-23
1270
San Mateo
Jasper Ridge Biological Preserve, Stanford University; up-slope from boat dock (aka Searsville Lab Landing).
104
Comment
JROH4462
Juncus bufonius var. occidentalis
John H. Thomas
1968-3-31
14260 C
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU16033
Juncus capitatus
Toni Corelli, John Rawlings
2016-4-29
1773
San Mateo
Cascade Field along Atkinson Bluff Trail, north of Cascade Cr. Trail, in Ano Nuevo State Park
11
Comment
JROH4478
Juncus occidentalis
John H. Thomas
1963-5-12
10078
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM180973
Juncus occidentalis
Kellogg, Brannan
1870-06
s.n.
San Mateo
San Gregorio Creek.
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
UCD164095
Juncus occidentalis
Peter Rubtzoff
1978-5-18
9170
San Mateo
San Bruno Mountians.'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Marshy area northwest of Fog Forest.
Comment
JEPS128399
Juncus patens
Adam C. Schneider
2013-5-17
129
San Mateo
Crystal Springs Reservoir.
Comment
RSA368314
Juncus patens
J. Doty
1969-3-26
599
San Mateo
San Mateo County: 100 yards E of jct Hwy 35 & 92, near summit of Caost Range, San Francisco Peninsula.
Comment
JROH5797
Juncus phaeocephalus
John Rawlings
2016-5-3
1779
San Mateo
Jasper Ridge Biological Preserve, Stanford University. South of Trail 9 and west of Rd F in contact drainage
185
Comment
UC1601805
Juncus phaeocephalus
J. Burtt Davy
1893-6-22
756
San Mateo
head of Lake Pilarcitos Lake Pilarcitos
Comment
CAS-BOT-BC210052
Juncus phaeocephalus
Peter Rubtzoff
1978-7-8
9228
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
CAS-BOT-BC210078
Juncus phaeocephalus
Peter Rubtzoff
1980-8-4
9563
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
UC625335
Juncus phaeocephalus var. paniculatus
L. R. Abrams and I. L. Wiggins
1939-6-3
426
San Mateo
Ano Nuevo Point
Comment
RSA783799
Juncus phaeocephalus var. paniculatus
Peter Rubtzoff
1978-8-17
9259
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
RSA783800
Juncus phaeocephalus var. paniculatus
Peter Rubtzoff
1978-7-8
9226
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
JROH4515
Juncus xiphioides
John Hunter Thomas
1978-5-16
19219
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4518
Juncus xiphioides
John Hunter Thomas
1979-5-18
19557
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5266
Koeleria macrantha
Louis Adams
1963-5-25
26
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Grassy field adjacent to Searsville Lake.
Comment
JROH5269
Koeleria macrantha
John H. Thomas
1978-5-16
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA18374
Koeleria macrantha
C. B. Wolf
1927-7-1
534
San Mateo
Above Emerald Lake, back of Redwood City.
Comment
JROH950
Lactuca serriola
John H. Thomas
1971-8-5
16012
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH954
Lactuca virosa
Toni Corelli
2006-8-8
315
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along causeway on trail 13, west of Leonard's bridge.
106
Comment
JROH5656
Lagophylla ramosissima
John Rawlings
2014-5-23
1260
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 15.
190
Comment
JROH963
Lagophylla ramosissima
John Hunter Thomas
1981-10-25
20762
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH968
Lagophylla ramosissima
John Hunter Thomas
1986-6-7
24084
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC341637
Lagophylla ramosissima
J. I. McMurphy
1906-5-8
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near head of Crystal Springs Lakes
Comment
RSA107476
Lagophylla ramosissima
L. S. Rose
1955-9-19
55176
San Mateo
Skyline Boulevard, 7 miles west of Saratoga.
686
Comment
CAS-BOT-BC339053
Lasthenia californica
A. D. E. Elmer
1903-4-1
4507
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC339059
Lasthenia californica
H. L. Mason
1921-6-1
s.n.
San Mateo
Pebble Beach near Pescadero
Comment
CAS-BOT-BC339061
Lasthenia californica
V. F. Hesse
1964-5-26
3205
San Mateo
Pigeon Point
4
Comment
CAS-BOT-BC339074
Lasthenia californica
Lewis S. Rose
1933-4-30
33128
San Mateo
Redwood City
Comment
CAS-BOT-BC339093
Lasthenia californica
Donald A. Johansen
1932-5-21
686
San Mateo
Pigeon Point, west of Pescadero
Comment
CAS-BOT-BC339096
Lasthenia californica
John H. Thomas
1964-4-30
10367
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC339088
Lasthenia californica
W. R. Dudley
1899-5-14
s.n.
San Mateo
About hills southwest of Baden
Comment
JROH5789
Lasthenia californica subsp. californica
John Rawlings
2016-5-3
1781
San Mateo
Jasper Ridge Biological Preserve, Stanford University; bare, rocky, sepentinite about 30 yards west of Rd F in Area C
177
Comment
SJSU15209
Lasthenia californica subsp. californica
Teri Barry
2010-4-23
San Mateo
Jasper Ridge Biological Preserve southeast of Trail 9 near the intersection of Road F and Trail 9.
186
Comment
CAS-BOT-BC355545
Lasthenia glabrata var. glabrata
Roxana S. Ferris
1927-4-28
6866
San Mateo
Redwood City
Comment
UC311550
Lasthenia gracilis
A. D. E. Elmer
1903-4-1
4507
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC368187
Lasthenia minor
Marie Tifft
1952-4-26
28
San Mateo
Pescadero
Comment
SFV3758
Lasthenia minor
B. J. McCaskill
1954-5-8
295
San Mateo
Moss Beach. On bank above beach.
Comment
CDA31708
Lavatera arborea
M. K. Beyers, G. F. Hrusa, P. Woods, D. Orozco
2010-4-17
s.n.
San Mateo
Brisbane: Underneath northbound Highway 101 exit (426B), adjacent to the Radisson Hotel s parking lot. Approximately, 700 feet northwest of San Francisco Bay s west shores.
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-BC323156
Layia chrysanthemoides
David D. Keck
1932-5-6
1488
San Mateo
4 miles W of Burlingame on Skyline Boulevard.
Comment
CAS-BOT-BC321064
Layia gaillardioides
A. A. Heller
1907-5-23
8556
San Mateo
Back of San Mateo on the Half Moon Bay road
Comment
CAS-BOT-BC321115
Layia gaillardioides
David D. Keck
1932-6-1
1798
San Mateo
1.5 mi. NE of La Honda Santa Cruz Mountains
213
Comment
CAS-BOT-BC321071
Layia gaillardioides
H. L. Mason
1921-7-14
s.n.
San Mateo
La Honda-Pescadero Road, near Pescadero Creek
Comment
UC30641
Layia gaillardioides
Ivar Tidestrom
1894-5-1
San Mateo
Comment
CAS-BOT-BC327485
Layia hieracioides
Lewis S. Rose
1933-6-9
33218
San Mateo
3 mi W of San Bruno
Comment
RSA15482
Layia hieracioides
L. S. Rose
1936-5-28
36309
San Mateo
Emerald lake, W. of Redwood City
91
Comment
UC935708
Layia hieracioides
David D. Keck
1932-6-1
1796
San Mateo
above Searsville Lake La Honda Road; Santa Cruz Mountains
Comment
CAS-BOT-BC327464
Layia hieracioides
John Thomas Howell
1944-6-11
19594
San Mateo
1.5 miles N of Felton
Comment
CAS-BOT-BC327507
Layia hieracioides
L. R. Abrams
1907-8-26
s.n.
San Mateo
King's Mt., Santa Cruz Mountain Peninsula
Comment
JROH991
Layia platyglossa
John H. Thomas
1955-5-6
4085
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH999
Layia platyglossa
John Hunter Thomas
1980-5-8
19944
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC382077
Layia platyglossa
George Oberlander
1949-5-21
157
San Mateo
On top of Sawyer Ridge
Comment
CAS-BOT-BC382091
Layia platyglossa
Elizabeth McClintock
1978-4-11
s.n.
San Mateo
Gilmore McDowell property, Woodside
Comment
CAS-BOT-BC382220
Layia platyglossa
David D. Keck
1932-6-18
1980
San Mateo
Skyline Blvd. at Langley Hill (SW of Stanford University)
600
Comment
CAS-BOT-BC382225
Layia platyglossa
John Thomas Howell
1974-4-11
17130
San Mateo
Serpentine area to the SE of Canada Road and Edgewood Road; NW of Woodside
152
Comment
RSA10278
Layia platyglossa subsp. platyglossa
H. A. Barker
1927-5-14
659
San Mateo
North of Half Moon Bay.
Comment
CAS-BOT-BC534546
Lemna gibba
A. D. E. Elmer
1903-7-1
4765
San Mateo
San Pedro
Comment
CAS-BOT-BC534549
Lemna gibba
W. R. Dudley
1909-10-31
s.n.
San Mateo
Santa Cruz Peninsula, Woodside Valley Ponds
Comment
CAS-BOT-BC221538
Lepechinia calycina
A. D. E. Elmer
1903-6-1
4416
San Mateo
San Mateo
Comment
CHSC496
Lepidium didymum
F. Berryman
1929-5-10
San Mateo
Moss Beach.
9
Comment
RSA176593
Lepidium didymum
John H. Thomas
1961-8-27
9686
San Mateo
Colma; open sandy field near intersection of El Camino Real and F Street
46
Comment
CAS-BOT-BC89216
Lepidium draba
Sister Anna
1950-4-1
s.n.
San Mateo
Belmont Academy.
Comment
CAS-BOT-BC12751
Lepidium oxycarpum
Le Roy Abrams
1902-5-16
2277
San Mateo
Cooley's Landing.
Comment
JROH1557
Lepidium strictum
John H. Thomas
1966-4-24
11582
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5274
Leptochloa fusca subsp. uninervia
W. Lennihan
1980-11-24
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Delta in Searsville Lake (formed by Corte Madera Creek).
Comment
CAS-BOT-BC226596
Leptosiphon ambiguus
A. D. E. Elmer
1903-4-1
4913
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC226601
Leptosiphon ambiguus
Lewis S. Rose
1948-5-16
48115
San Mateo
Emerald Lake, hills w. of Redwood City
152
Comment
POM65197
Leptosiphon ambiguus
C. F. Baker
1902-5-4
s.n.
San Mateo
Woodside.
Comment
RSA128848
Leptosiphon androsaceus
Roxana S. Ferris
1921-5-24
2192
San Mateo
Bluffs, Pebble Beach near Pescadero.
Comment
JROH5663
Leptosiphon androsaceus
Herb Dengler
1970-4-15
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; East serpentine
Comment
CAS-BOT-BC226729
Leptosiphon latisectus
D. D. Davis
1903-4-1
s.n.
San Mateo
Searsville Ridge
Comment
RSA0103657
Leptosiphon parviflorus
H. E. Wieser
1929-05
s.n.
San Mateo
Pebble Beach. Coast Range.
30
Comment
SD38813
Leptosiphon parviflorus
Edith A. Purer
1933-4-25
3640
San Mateo
Comment
UC133724
Leptosiphon rosaceus
Dr. E. B. Copeland
1903-6-6
3300
San Mateo
Montara Point
Comment
CAS-BOT-BC324055
Lessingia arachnoidea
John Thomas Howell
1927-4-15
2325
San Mateo
Crystal Springs Lake
213
Comment
JEPS40995
Lessingia arachnoidea
Lewis S. Rose
1964-9-9
64075
San Mateo
w of San Mateo; Crystal Springs Lakes
Comment
LA47382
Lessingia arachnoidea
L. S. Rose;
1941-9-6
41434
San Mateo
San Mateo Canyon
90.0
Comment
RSA100975
Lessingia arachnoidea
George Oberlander
1949-8-20
s.n.
San Mateo
Near San andreas Lake, San Francisco Watershed Reserve
Comment
RSA195537
Lessingia arachnoidea
John H. Thomas
1958-9-15
7473
San Mateo
0.4 miles north of Dam on San Mateo Creek along Skyline Blvd
91
Comment
UC829024
Lessingia arachnoidea
Lewis S. Rose
1941-9-6
41434
San Mateo
San Mateo Canyon
91
Comment
SEINET879065
Lessingia bakeri
C. F. Baker
1902-1
1834
San Mateo
Searsville.
Comment
SJSU15429
Lessingia germanorum
Toni Corelli
2011-9-14
720 b
San Mateo
Northeast of Hillside Park, above houses
107
Comment
JROH1007
Lessingia glandulifera var. glandulifera
John H. Thomas
1961-6-7
9532
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1010
Lessingia glandulifera var. glandulifera
John H. Thomas
1963-5-15
10091
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1014
Lessingia glandulifera var. glandulifera
John H. Thomas
1975-5-26
17902
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC324176
Lessingia hololeuca
W. R. Dudley
1897-11-15
s.n.
San Mateo
Los Troncos Road above Saloon
Comment
CAS-BOT-BC324179
Lessingia hololeuca
Ned Cahill
1974-10-8
378
San Mateo
near the intersection of Canada and Edgewood roads, about 3 miles westward from Redwood City.
Comment
CAS-BOT-BC324182
Lessingia hololeuca
Lewis S. Rose
1964-9-5
64072
San Mateo
Emerald Lake, W of Redwood City
152
Comment
JROH1033
Lessingia hololeuca
John H. Thomas
1972-8-18
16153
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5964
Lessingia pectinata var. tenuipes
Ann Lambrecht, Alice Cummings
2017-6-13
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Road F opposite unmarked spur trail into chaparral
159
Comment
JROH5841
Leucanthemum maximum
Ann Lambrecht
2009-7-22
35
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in now-dry bed of San Francisquito Creek below Dennis Martin marker
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-BC342096
Leucanthemum vulgare
W. R. Dudley
1908-6-19
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Hills north of Jersey Farm W. of Baden
Comment
CAS-BOT-BC283695
Leymus condensatus
Elizabeth McClintock; Paul Reeberg
1989-5-24
s.n.
San Mateo
San Bruno Mountains. At Shearwater, near Bayshore Blvd
7
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
POM219276
Leymus triticoides
H. F. Copeland
1929-7-4
1241
San Mateo
La Honda Grade.
Comment
CAS-BOT-BC436529
Ligusticum apiifolium
Elizabeth McClintock
1972-4-23
s.n.
San Mateo
San Bruno Mountain, above Fern Rock
Comment
POM132667
Ligusticum apiifolium
A. D. E. Elmer
1903-07
4966
San Mateo
San Mateo
Comment
JROH2986
Ligustrum vulgare
John Rawlings
2007-4-11
1052
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near the cleared area of private property bordering the Preserve and Corte Madera Creek
115
Comment
CAS-BOT-BC451668
Lilaea scilloides
Dr. Kellogg
No date on label
s.n.
San Mateo
Near Searsville
Comment
CAS-BOT-BC451670
Lilaea scilloides
W. R. Dudley
1900-3-18
s.n.
San Mateo
Santa Cruz Peninsula. Pond on Jersey Farm Road West of Baden
Comment
CAS-BOT-BC130797
Lilium pardalinum
Ira L. Wiggins
1929-7-4
3771
San Mateo
4 mi. W. of La Honda on hill road to Pescadero
Comment
CDA36279
Limonium binervosum
Michael Perlmutter
2011-6-15
San Mateo
Foster City; Seal Slough.
0
Comment
POM128509
Limonium californicum
L. R. Abrams
1901-09
2226
San Mateo
Cooley Landing.
Comment
JROH4065
Limosella acaulis
John Hunter Thomas
1985-8-7
23707
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC75208
Linanthus ambiguus
C. F. Baker
1902-5-4
753
San Mateo
Woodside
Comment
NY336940
Linanthus croceus
A. Eastwood
1901-5-19
San Mateo
Bleubuin?
Comment Read comments Nov 16 2015
SEINET4854778
Linanthus croceus
Alice Eastwood
1901-5-19
s.n.
San Mateo
Blenheim.
Comment
SEINET12279096
Linanthus liniflorus
L. S. Rose
1932-1
32217
San Mateo
San Bruno
183
Comment
UC1111630
Linanthus liniflorus
Lewis S. Rose
1956-5-7
56068
San Mateo
w of San Mateo (Skyline Blvd)
182
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
UC1135271
Lithocarpus densiflorus
C. M. Belshaw
1935-1-25
1470
San Mateo
2.5 mi nw Sierra Moreno Peak; Santa Cruz Quad.
609
Comment
CAS-BOT-BC36070
Lithocarpus densiflorus var. densiflorus
W. R. Dudley
1893-12-3
s.n.
San Mateo
Bear Gulch Road
Comment
JROH3890
Lithophragma affine
John Hunter Thomas
1981-4-23
20468
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
CAS-BOT-BC436217
Lithophragma heterophyllum
John H. Thomas
1961-5-14
9361
San Mateo
Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve.
152
Comment
CAS-BOT-BC436225
Lithophragma heterophyllum
D. E. Breedlove
1974-5-13
36209
San Mateo
San Pedro Valley Park, Pacifica
152
Comment
JROH3894
Lithophragma heterophyllum
John Hunter Thomas
1983-4-5
21319
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Path to redwood area
Comment
RSA159426
Lithophragma heterophyllum
John H. Thomas
1961-5-14
9361
San Mateo
Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve.
152
Comment
CAS-BOT-BC436220
Lithophragma heterophyllum
Volney Rattan
1883-1-1
s.n.
San Mateo
Milbrae
Comment
UCD18543
Lobularia maritima
Roman Gankin
1950-7-8
11
San Mateo
city of Menlo Park, Hermosa Way, along roadside.
30
Comment
CAS-BOT-BC342465
Logfia gallica
John H. Thomas
1955-4-6
4849
San Mateo
East facing slope of San Bruno Mountain just north of South San Francisco
91
Comment
JROH743
Logfia gallica
John Hunter Thomas
1982-5-18
20944
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near main gate
Comment
JROH736
Logfia gallica
John H. Thomas
1977-4-29
18569
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH748
Logfia gallica
John Hunter Thomas
1992-4-23
25158
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Rattlesnake Rocks and along trail to redwoods
Comment
UCD66070
Lolium multiflorum
Lewis S. Rose
1966-5-2
66036
San Mateo
Emerald Lake, west of Redwood City.
91
Comment
CAS-BOT-BC173843
Lolium perenne
Peter Rubtzoff
1975-11-8
8436
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In area of uppermost part of East Fork Colma Creek, at the northwest corner of Fog Forest.
Comment
JROH5548
Lomatium caruifolium var. caruifolium
John Rawlings
2013-4-2
1142
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Southeast side of creek and about 75 meters upstream of bridge on Trail 11
136
Comment
SEINET13944393
Lomatium dasycarpum
Lewis S. Rose
1950-1
50137
San Mateo
Emerald Lake region. Hills W of Redwood City. Alt ca 800 ft
244
Comment
JROH266
Lomatium dasycarpum subsp. dasycarpum
John Hunter Thomas
1980-5-1
19910
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS17120
Lomatium macrocarpum
Elena R. Goodwin
May, 1914
5739
San Mateo
Redwood City
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-BC240583
Lonicera hispidula
Ned Cahill
1974-5-13
263
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC240586
Lonicera hispidula
A. D. E. Elmer
1903-6-1
4255
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC240589
Lonicera hispidula
J. I. McMurphy
1906-5-20
37
San Mateo
Santa Cruz Peninsula. King's Mt., Santa Cruz Mts.
Comment
CAS-BOT-BC240598
Lonicera hispidula
Carl B. Wolf
1930-11-5
1805
San Mateo
2 miles west of La Honda, Santa Cruz Mtns.
304
Comment
JROH1653
Lonicera hispidula
John H. Thomas
1971-5-30
15967
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1661
Lonicera hispidula
John Hunter Thomas
1981-7-24
20732
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1666
Lonicera hispidula
John Hunter Thomas
1992-7-24
25382
San Mateo
Jasper Ridge Biological Preserve, Stanford University; causeway and boat launching ramp
Comment
POM284223
Lonicera hispidula var. vacillans
Lyman Benson
1930-5-3
2098
San Mateo
Above Woodside, Mt. Range: Santa Cruz
244
Comment
UCR80301
Lonicera hispidula var. vacillans
David D. Keck
1932-8-13
1753
San Mateo
Santa Cruz Mtns, Alpine Creek Road above Rolph's Ranch, E slope of Mtns
549
Comment
RSA788374
Lonicera involucrata var. ledebourii
Peter Rubtzoff
1980-12-11
9635
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area.
Comment
UC139415
Lonicera involucrata var. ledebourii
C. F. Baker
1903-4-8
1918
San Mateo
San Andreas Lake
Comment
CAS-BOT-BC198555
Lotus
Dorothy Sutliffe
1934-10-12
s.n.
San Mateo
On Ocean Shore Higheay 4 miles south of San Gregorio
Comment
UC1321328
Lotus benthamii
R. F. Hoover
1964-9-10
9290
San Mateo
between Pedro Point and Montara; Devils Slide
Comment
CAS-BOT-BC157970
Lotus formosissimus
Peter Rubtzoff; Roman Gankin
1975-5-21
7972
San Mateo
San Bruno Mountains. Saddle area on N side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon
Comment
POM16716
Lotus formosissimus
A. D. E. Elmer
1903-04
4860
San Mateo
Lake San Andreas
Comment
UC311112
Lotus formosissimus
A. D. E. Elmer
Apr 1903
4860
San Mateo
Lake San Andreas
Comment
UC1057448
Lotus humistratus
G. Thomas Robbins
1937-4-11
97
San Mateo
near Spring Valley Lakes (along road to Woodside)
Comment
RSA10275
Lotus stipularis
H. A. Barker
1927-5-6
679
San Mateo
Kings Mountain
Comment
RSA788951
Lotus tenuis
Peter Rubtzoff
1976-6-13
8631
San Mateo
San Bruno Mountains. Saddle area on N side of Guadalupe Canyon Parkway, west of Radio Road junction, margin of marshy area NW of Fog Forest.
Comment
RSA11934
Lotus unifoliolatus
Elmer I. Applegate
1895-5-11
115
San Mateo
Searsville road.
Comment
UC1129221
Lotus wrangelianus
H. S. Yates
1935-5-8
5207
San Mateo
2 mi n Langley Hill; Santa Cruz Quad.
579
Comment
UC81109
Lotus wrangelianus
C. F. Baker
1902-5-1
776
San Mateo
Crystal Springs Lake
Comment
JROH3078
Ludwigia peploides subsp. peploides
John Hunter Thomas
1981-7-12
20706
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JEPS83227
Lupinus
Adele Lewis Grant
1917-3-6
938
San Mateo
Pebble Beach near Pescadero; near Pescadero, Pebble Beach
3
Comment
UCR240782
Lupinus
T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield
2008-6-14
3514
San Mateo
Central Coast, Pebble Beach State Beach, 12.5 mi north of Santa Cruz Co. line, along Hwy 1, Pacific Coast Hwy, 1.65 mi south of road to Pesacadero and 16 mi south of Half Moon Bay
11
Comment
CAS-BOT-BC198274
Lupinus
unspecified
1982-4-24
s.n.
San Mateo
San Francisco Peninsula
Comment
JROH2146
Lupinus affinis
Toni Corelli
2010-3-29
362
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along Road E
106
Comment
UC126955
Lupinus affinis
J. Burtt Davy
1895-4-20
1087
San Mateo
San Mateo Creek
Comment
UC15757
Lupinus affinis
Alice Eastwood
April 1896
San Mateo
near Crystal Springs; near Crystal Springs
Comment
UC81978
Lupinus affinis
C. F. Baker
1902-4-6
473
San Mateo
Crystal Springs Lake
Comment
JROH2113
Lupinus affinis
H. J. Dengler
1972-3-26
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; 100 yds. +/- Quercus chrysolepis site in field
Comment
SD116302
Lupinus affinis
David B. Dunn, Brown
1946-5-15
2542
San Mateo
Open lush meadow in the hilltops of the San Francisco Peninsula, 3.7 miles NE of La Honda on the SE side of the highway from Woodside to La Honda
Comment
CAS-BOT-BC195814
Lupinus albifrons var. albifrons
Charles Piper Smith
1908-5-31
1441
San Mateo
San Mateo, San Mateo Canon [Canyon]
Comment
CAS-BOT-BC196118
Lupinus albifrons var. collinus
Charles Piper Smith
1908-4-26
1417
San Mateo
Side of San Bruno Mt., back of cemeteries
Comment
CAS-BOT-BC196123
Lupinus albifrons var. collinus
Elizabeth McClintock
1967-4-16
s.n.
San Mateo
Buckeye Canyon
Comment
CAS-BOT-BC196126
Lupinus albifrons var. collinus
A. A. Heller
1907-4-25
8462
San Mateo
San Bruno Hills
Comment
SEINET10484531
Lupinus albifrons var. collinus
Walter Knight, Irja Knight
1963-8-5
Knight s.n.
San Mateo
Motorcycle ridge, san bruno mountain
Comment
CAS-BOT-BC8521
Lupinus apricus
C. P. Smith
1908-3-30
1374
San Mateo
Stanford University, field back of Cedro Cottage
Comment
UC1354416
Lupinus arboreus
Delzie Demaree
1933-6-12
10377
San Mateo
South San Francisco Post Office, Baden Station Baden Station; South San Francisco Post Office, Baden Station
Comment
SEINET10488484
Lupinus arboreus
Walter Knight, Irja Knight
1964-5-4
Knight s.n.
San Mateo
San bruno mountains. Nell pubescent from claw to tip. Colma canyon
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
UC73188
Lupinus bicolor
Harley P. Chandler
1901-3-14
794
San Mateo
Colma
Comment
UCD107185
Lupinus bicolor
A. A. Heller
1911-4-12
10250
San Mateo
near Stanford University.
Comment
RSA178649
Lupinus bicolor subsp. pipersmithii
James I. McMurphy
1911-4-22
s.n.
San Mateo
Stanford Park, near Stanford University.
Comment
RSA226875
Lupinus bicolor subsp. pipersmithii
L. R. Abrams
1914-4-24
5095
San Mateo
Menlo Heights
Comment
SEINET7545231
Lupinus bicolor subsp. pipersmithii
C. P. Smith
1908-1
1403
San Mateo
Stanford University. Cedro Cottage Field
Comment
POM10639
Lupinus bicolor subsp. umbellatus
C. F. Baker
1902-5-10
816
San Mateo
Summit of Coast Range.
Comment
POM257513
Lupinus densiflorus var. aureus
Carl B. Wolf
1929-5-17
3712
San Mateo
Alpine road east of Skyline Blvd.
305
Comment
RSA159408
Lupinus densiflorus var. densiflorus
John H. Thomas
1961-5-14
9377
San Mateo
Just north of dam on San Mateo Creek.
122
Comment
POM11076
Lupinus densiflorus var. palustris
A. D. E. Elmer
1903-06
4413
San Mateo
Lake San Andreas.
Comment
SEINET12154566
Lupinus latifolius
Unknown
1932-1
8979
San Mateo
nr entrance to Gov Rolph Estate
Comment
POM11079
Lupinus latifolius subsp. latifolius
A. D. E. Elmer
1903-06
4593
San Mateo
Woodside.
Comment
JROH2125
Lupinus luteolus
H. & R. Dengler
1958-6-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; 200' due north of point where Corte Madera Cr. enters the preserve
Comment
CDA27504
Lupinus microcarpus var. microcarpus
T. C. Fuller
1967-6-13
15946
San Mateo
East above Crystal Springs Like, 0.2 mile east of Skyline Boulevard, road to San Mateo.
0
Comment
HSC103498
Lupinus microcarpus var. microcarpus
Thomas W. Nelson, Jane Nelson
1981-4-28
6460
San Mateo
Along roadside, ~100 yds, E of junction of State Route 280 & 92.
Comment
JROH2128
Lupinus nanus
John H. Thomas
1975-4-5
17716
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1303093
Lupinus nanus
James McMurphy
1911-4-24
San Mateo
corner between San Francisquito and Los Trancos creeks near Stanford University; betw San Francisquito and Los Trancos creeks
Comment
UCSB16951
Lupinus nanus
Schulte, John
1963-4-14
San Mateo
Jasper Ridge, 3 miles SW of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
SJSU10761
Lupinus nanus
H. L. Elliot
1958-5-31
129
San Mateo
Jasper Ridge 7 mi NW of Stanford Univ
Comment
CAS-BOT-BC157981
Lupinus polycarpus
Peter Rubtzoff
1979-7-26
9296
San Mateo
San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In upper par to fEast Fork Colma Creek canyon area
Comment
JROH5620
Lupinus succulentus
John Rawlings
2014-4-27
1221
San Mateo
Jasper Ridge Biological Preserve, Stanford University. On slope above Road E opposite terminus of Trail 13 at Leonard's Bridge.
106
Comment
POM11071
Lupinus succulentus
A. D. E. Elmer
1903-05
4827
San Mateo
Portola.
Comment
POM226366
Lupinus variicolor
Adele Lewis Grant
1917-5-6
938
San Mateo
Pebble Beach near Pescadero.
Comment
UCD109673
Lupinus variicolor
P. B. Kennedy
1921-6-3
s.n.
San Mateo
back of Millbrae Ranch.
Comment
POM290432
Luzula comosa
Lyman Benson
1931-2-16
2584
San Mateo
Stanford University. Corte Madra Creek.
152
Comment
RSA15311
Luzula comosa
Carl B. Wolf
1927-4-3
281
San Mateo
1 1/2 miles above east base of La Honda grade, Santa Cruz Mountains.
Comment
JROH4523
Luzula comosa var. comosa
John H. Thomas
1964-4-19
10327
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Area below dam.
Comment
CAS-BOT-BC441270
Luzula macrantha
J. H. Thomas
1949-3-29
187
San Mateo
King's Mountain
Comment
CAS-BOT-BC441365
Luzula subsessilis
Walter Knight; Irja Knight
1965-4-4
s.n.
San Mateo
San Bruno Mountain: Bitter Cherry Ravine
Comment
JROH3363
Lysimachia arvensis
John H. Thomas
1967-5-12
12883
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0011328
Lythrum hyssopifolia
Jane Turner, Francis M. Ball
1962-7-7
1081
San Mateo
Highway 1, ca. 10 miles N of Santa Cruz County line.
Comment
JROH2955
Lythrum tribracteatum
John Hunter Thomas
1981-7-12
20708
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on old beach
Comment
CAS-BOT-BC343914
Madia elegans
A. D. E. Elmer
1903-5-1
4662
San Mateo
Alpine School House
Comment
JEPS19491
Madia elegans
Peter H. Raven
1957-9-1
11299
San Mateo
King Mountain road 2.3 mi w Woodside Road
Comment
CAS-BOT-BC343901
Madia elegans
George Oberlander
1949-9-25
369
San Mateo
San Francisco Watershed Reserve. North of San Andreas L.
Comment
JROH1065
Madia exigua
John Hunter Thomas
1992-5-25
25349
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5624
Madia exigua
John Rawlings
2014-5-9
1237
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 2 extension about 115 meters west of its Escobar terminus at the wooden trail marker near the boundary fence east of Escobar Gate.
181
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
JROH1072
Madia gracilis
D. E. Breedlove
1971-5-31
19342
San Mateo
Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake
Comment
JROH1083
Madia gracilis
John Hunter Thomas
1983-7-7
22820
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1094
Madia gracilis
John Hunter Thomas
1989-5-9
24710
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC343334
Madia gracilis
David D. Keck
1932-5-6
1485
San Mateo
Hills just west of Millbrae Highlands
120
Comment
CAS-BOT-BC345126
Madia sativa
Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight
1963-6-23
s.n.
San Mateo
San Bruno Mountain. Lower part of Colma Canyon
Comment
JEPS30896
Madia sativa
J. H. Thomas
1959-8-16
8064
San Mateo
about 2 mi sw Pescadero
60
Comment
JROH1102
Madia sativa
John H. Thomas
1973-6-10
16812
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR256297
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
213
Comment
CAS-BOT-BC345118
Madia sativa
David D. Keck
1932-8-11
1745
San Mateo
Skyline Blvd., about 1 mile south of junction with Alpine Creek road, Santa Cruz Mts., Santa Clara--San Mateo Co. line
640
Comment
CAS-BOT-BC345123
Madia sativa
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain. Quarry 4
Comment
CAS-BOT-BC345132
Madia sativa
David D. Keck
1941-7-1
1869
San Mateo
Base of Montara Mountain, near Montara
91
Comment
UCD134343
Madia sativa
Lewis S. Rose
1966-8-6
66078
San Mateo
San Bruno Mountain, head of Colma Canyon.
213
Comment
CAS-BOT-BC510724
Maianthemum dilatatum
John H. Thomas
1963-9-11
10266
San Mateo
San Bruno Mountain in northern part of county
396
Comment
JROH4692
Maianthemum racemosum
D. D. Davis
1903-4-19
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Base of Searsville Ridge
Comment
CAS-BOT-BC512101
Maianthemum racemosum subsp. amplexicaule
L. S. Rose
1927-3-25
s.n.
San Mateo
Spring Valley Lakes
Comment
JROH4707
Maianthemum stellatum
John H. Thomas
1977-4-21
18537
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4714
Maianthemum stellatum
John Hunter Thomas
1985-4-22
23545
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG45016
Maianthemum stellatum
L. S. Rose
1933-4-9
33070
San Mateo
Belmont
Comment
CAS-BOT-BC514159
Maianthemum stellatum
W. R. Dudley
1894-3-24
s. n.
San Mateo
La Honda Creek
Comment
CAS-BOT-BC514161
Maianthemum stellatum
W. R. Dudley
1893-2-19
s. n.
San Mateo
Road from La Honda to Alpine
Comment
JROH2958
Malacothamnus fasciculatus
John H. Thomas
1962-6-6
9906
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
UCD116405
Malva arborea
Ellen Dean; Tom Starbuck, Margaret Starbuck
2005-10-16
2745
San Mateo
Town of Miramar, N of Half Moon Bay. Along Mirada Rd. on coastal bluff overlooking beach.
Comment
CAS-BOT-BC206685
Malva assurgentiflora
Walter Knight; Irja Knight
1963-10-7
334
San Mateo
Hillside Blvd. near Cypress Hill Golf Course, San Bruno Mountain
Comment
SEINET7247993
Malva nicaeensis
Richard A. Dodge
1957-1
31
San Mateo
Canyon in San Bruno City Limits, just south of Sneath Lane, between Junipero Serra Boulevard, and State Highway 5.
183
Comment
SBBG51307
Malva sylvestris
J. Doty
1969-3-24
580
San Mateo
N side of Embarcadero Rd, just W of W boundary of Byxbee Marshlands Wildlife Preserve, Menlo Park
1
Comment
JROH1899
Marah fabacea
Daniel Cohen
1953-4-11
25
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near west end of Searsville Lake
Comment
RSA440955
Marah fabacea
Glenn A. Gorelick
1967-4-14
s.n.
San Mateo
San Bruno Mts. overlooking Daly City near San Francisco.
Comment
JROH5744
Marah fabacea
J. C. Gaither
1982-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; ~ .5 km along fire road from Escobar Gate.
Comment
SD39366
Marah oregana
Edith A. Purer
1933-4-25
3656
San Mateo
King's Mountain Road
Comment
RSA176525
Marrubium vulgare
John H. Thomas
1962-7-15
9919
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC422673
Meconella californica
C. F. Baker
1902-4-6
457
San Mateo
Crystal Springs Lake
Comment
CAS-BOT-BC422682
Meconella californica
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
San Bruno Mountain. Devil's Arroyo
Comment
UC635442
Meconella californica
H. L. Mason
1928-2-22
4162
San Mateo
San Bruno Mtns
Comment
CAS-BOT-BC422676
Meconella californica
W. R. Dudley
1894-3-26
s.n.
San Mateo
Santa Cruz Peninsula. By road from San Mateo to Crystal Springs Reservoir
Comment
CAS-BOT-BC269446
Melica californica
Phillip C. Wheeler
1965-5-18
s.n.
San Mateo
San Bruno Mountain. Base of the mountain near Olivet Cemetery
Comment
POM204770
Melica californica
C. F. Baker
1903-4-6
1892
San Mateo
San Bruno Hills.
Comment
SBBG44985
Melica californica
L. R. Abrams
1902-5-4
2407
San Mateo
Woodside
Comment
CAS-BOT-BC264242
Melica torreyana
Dean Wm. Taylor
1988-4-8
9512
San Mateo
Northern slope of southeast ridge of the mountain near the ridgecrest (San Francisco South 7 1/2 U.S.G.S quadrangle, right-of-way of eastern-most set of PGandE high-voltage powerlines crossing the mountain, San Bruno Mountain
237
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
JROH2798
Melissa officinalis
John H. Thomas
1976-10-16
18431
San Mateo
Jasper Ridge Biological Preserve, Stanford University; along or near San Francisquito Creek from the low flow crossing to the vicinity of the old fire place ruins downstream
Comment
UC583160
Mentha canadensis
Lewis S. Rose
1936-9-13
36730
San Mateo
Granada
1
Comment
JROH2812
Mentha pulegium
John Hunter Thomas
1979-9-9
19725
San Mateo
Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake
Comment
JROH2827
Mentha suaveolens
Ann Lambrecht
2007-8-15
30
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Corte Madera Creek
Comment
CDA4875
Mercurialis annua
T. C. Fuller
1958-10-16
1444 -58
San Mateo
Just east of Sanchez Adobe House, south side of Linda Mar Boulevard, Pedro Valley.
0
Comment
POM177324
Mercurialis annua
L. R. Abrams, I. L. Wiggins, D. Abrams
1930-11-13
I 80
San Mateo
Artichoke field 3 mi. S. of Rockaway Beach (Pedro Valley).
Comment
RSA34831
Mercurialis annua
I. L. Wiggins
1945-9-22
11195
San Mateo
Cultivated fields in Pedro Valley, inland from Pedro Point.
Comment
CAS-BOT-BC438138
Mesembryanthemum nodiflorum
T. Winfield
1973-10-10
1222
San Mateo
San Francisco Bay: Redwood City
Comment
CAS-BOT-BC438143
Mesembryanthemum nodiflorum
D. E. Breedlove
1975-5-13
39400
San Mateo
Old Belmont Dump, edge of salt flats at end of Ralston Avenue.
Comment
CAS-BOT-BC428902
Micranthes californica
George Oberlander
1949-4-9
50
San Mateo
San Francisco Watershed Reserve. Northern Sweeney Ridge
Comment
JROH1120
Micropus californicus var. californicus
John H. Thomas
1961-4-29
9187
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1124
Micropus californicus var. californicus
John H. Thomas
1974-4-24
17187
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1135
Micropus californicus var. californicus
John Hunter Thomas
1989-5-9
24719
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC348720
Microseris bigelovii
John H. Thomas
1966-4-30
11591
San Mateo
Bluffs at San Gregorio Beach
Comment
UC218911
Microseris bigelovii
A. Eastwood
San Mateo
San Bruno Range
Comment
JROH1138
Microseris douglasii subsp. douglasii
John H. Thomas
1955-5-6
4993
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1142
Microseris douglasii subsp. douglasii
John H. Thomas
1966-4-21
11562
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1151
Microseris douglasii subsp. douglasii
John Hunter Thomas
1992-5-5
25211
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG39524
Microseris douglasii subsp. douglasii
L. S. Rose
1970-4-23
70030
San Mateo
Black Mtn, Skyline Blvd, W of San Mateo
121
Comment
CAS-BOT-BC349037
Microseris douglasii subsp. douglasii
Elizabeth McClintock
1978-4-24
s.n.
San Mateo
Gilmore McDowell property, Woodside
Comment
CAS-BOT-BC349144
Microseris douglasii subsp. tenella
C. F. Baker
1902-5-4
756
San Mateo
Woodside
Comment
RSA116721
Microseris douglasii subsp. tenella
Harry A. Dutton
1900-4-17
s.n.
San Mateo
Woodside
Comment
CAS-BOT-BC322718
Microseris paludosa
Miss Patterson; Miss Wiltz
1907-6-1
297
San Mateo
Pacific Grove, Monterey Peninsula
Comment Read comments Jul 22 2020
UC2044060
Microseris paludosa
Neal Kramer
2005-5-14
CR 440
San Mateo
POST Cloverdale Ranch. North end of the Mesa approx. 0.4 mi east of Lake Lucerne.
Comment
SEINET12269792
Mimulus aurantiacus
L. K. Henry
1956-1
s.n.
San Mateo
along Pacific Ocean at Pigeon Point Lighthouse on Rt. 1
Comment
HSC23941
Mimulus aurantiacus var. aurantiacus
Mary Katherine Wicksten
1971-6-15
7
San Mateo
Huddart Park, above Zwierlein Area
Comment
JROH4068
Mimulus aurantiacus var. aurantiacus
W. R. Dudley
1893-7-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Lake
Comment
RSA120822
Mimulus aurantiacus var. aurantiacus
S. S. Tillett, I. Sternback
1956-6-25
539
San Mateo
Along road into Portola State Park
396
Comment
UCSB11439
Mimulus aurantiacus var. aurantiacus
Olson, Jim
1962-4-17
San Mateo
1 mile east of Halfmoon Bay on road to San Mateo
18
Comment
RSA164764
Mimulus aurantiacus var. aurantiacus
Wesley O. Griesel
1963-6-20
814
San Mateo
Road from Palo Alto to State Hwy #5
Comment
JROH4083
Mimulus douglasii
Herbert Dengler
1971-3-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SBBG33480
Mimulus guttatus
A. D. E. Elmer
-Aug-1903
4857
San Mateo
Crystal Springs Lake
Comment
RSA217981
Mimulus guttatus
Walter Knight, I. Knight
1963-7-14
274
San Mateo
Base of Quarry 2. San Bruno Mtn.
Comment
SEINET4678016
Mimulus guttatus
K. Thorne, J. Chandler
1986-7-25
4939
San Mateo
Half Moon Bay, 2 miles south of Moss Beach at Dune Beach.; 0
Comment
CAS-BOT-BC174576
Minuartia californica
A. A. Heller
1907-4-20
8447
San Mateo
Near Lake Merced
Comment
CAS-BOT-BC388834
Minuartia douglasii
George Oberlander
1950-4-22
750
San Mateo
San Francisco Watershed Reserve. Sawyer Ridge
Comment
SJSU12767
Moehringia macrophylla
S. L. Jones
1986-4-6
85
San Mateo
saddle betweem San Pedro Mt & Montara Mt, Pacifica
274
Comment
CAS-BOT-BC214068
Monardella villosa
Elsie Zeile
1909-5-20
s.n.
San Mateo
Burlingame
Comment
CAS-BOT-BC214070
Monardella villosa
Charles Piper Smith
1908-5-31
1444
San Mateo
San Mateo Canyon
Comment
CAS-BOT-BC214081
Monardella villosa
Cherie Wetzel
1969-7-8
920
San Mateo
Near Canada College, Redwood City, just off of Farm Hill Blvd.
Comment
CAS-BOT-BC220664
Monardella villosa
Y. Henderson
1920-5-31
s.n.
San Mateo
Searsville
Comment
RSA185020
Monardella villosa
L. S. Rose
1965-6-15
65080
San Mateo
South of parking lot near summit, San Bruno Mountain
366
Comment
RSA218007
Monardella villosa
Elizabeth McClintock, Walter, Irja Knight, Baki Kasapligil
1967-7-18
s.n.
San Mateo
North side of ridge road adjacent to Buckeye Canyon, San Bruno Mountain
Comment
SEINET13948729
Monardella villosa
Lewis S. Rose
1950-1
50135
San Mateo
Emerald Lake region, hills W of Redwood City, alt ca 800 ft
244
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
SEINET10582384
Monardella villosa subsp. franciscana
A. Graff
1993-6-14
Graff 5
San Mateo
0.4 miles down Bean Hollow Road from its intersection with Pescadero Road, along right road cut. Windy, exposed, dry, steep, rocky cuts. Locally infrequent, with Artemisia californica, Baccharis pilularis, Mimulus aurantiacus, Eriophyllum stachaedifolium, Anaphalis margaritacea, Dudleya sp., Scrophularia californica, Eriogonum sp., grasses.
Comment
SEINET10869827
Monardella villosa subsp. franciscana
Adolph D. E. Elmer
Elmer 4766
San Mateo
Comment
UCLA62413
Monardella villosa subsp. villosa
unknown
1903-6-1
4766
San Mateo
San Pedro
Comment
CAS-BOT-BC327789
Monolopia gracilens
Otto Holm
1930-5-9
s.n.
San Mateo
Berenda Farm, near Redwood City
Comment
JROH1156
Monolopia gracilens
Herb Dengler
1963-5-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC50082
Monolopia gracilens
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1124
San Mateo
Pilarcitos Lake and Canyon
Comment
JROH3356
Montia fontana
Ann Lambrecht
2005-3-2
15
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 15 at low point in swale between Vestal's exclosure and Area H
Comment
CAS-BOT-BC445198
Montia parvifolia
H. L. Mason
1921-7-1
s.n.
San Mateo
Pescadero Creek
Comment
UC1057459
Muilla maritima
G. Thomas Robbins
1937-4-11
100
San Mateo
near Spring Valley Lakes, along road to Woodside
Comment
CAS-BOT-BC508580
Muilla maritima
Lawrence Beane
1949-3-30
150
San Mateo
Above Redwood City
Comment
CAS-BOT-BC166773
Myrica californica
Peter Rubtzoff
1976-10-5
8907
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
RSA130858
Myrica californica
R. C. Bacigalupi
1922-03
s.n.
San Mateo
Along coast near lagoon at Arroyo de los Frijoles.
Comment
JROH2691
Myriophyllum aquaticum
John H. Thomas
1974-6-30
17464
San Mateo
Jasper Ridge Biological Preserve, Stanford University. At dam.
Comment
POM145632
Myriophyllum sibiricum
L. R. Abrams
1927-7-15
s.n.
San Mateo
Pond Skyline Blvd. back of south San Francisco.
Comment
UCSB279
Najas guadalupensis
McPherson, D.
1960-08
San Mateo
Felt Lake; Stanford University foothills
Comment Read comments 1
CAS-BOT-BC260231
Nassella pulchra
Lewis S. Rose
1956-5-7
56071
San Mateo
Skyline Boulevard W of San Mateo
182
Comment
RSA187301
Nassella pulchra
John H. Thomas
1964-4-12
10311
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
JROH1571
Nasturtium officinale
John H. Thomas
1973-6-15
16830
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET10496814
Navarretia atractyloides
Mary Susan Taylor
1978-8-30
Taylor 1871
San Mateo
Comment
POM65519
Navarretia heterodoxa
A. D. E. Elmer
1903-06
4282
San Mateo
Crystal Springs Lake.
Comment
JROH3205
Navarretia heterodoxa
(John H. Thomas)
1983-6-29
22715
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU42
Navarretia mellita
C. D. Duncan
1925-7-13
San Mateo
Mud Lakes, summit of Coal Mine Ridge above Corte Madera Cr
Comment
JROH3208
Navarretia squarrosa
Richard L. Garber
1971-7-13
66
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC1124144
Navarretia squarrosa
G. E. Sindel
1935-7-25
310
San Mateo
Lagoon, mouth of Pescadero Creek Santa Cruz Quad., Pescadero Creek
7
Comment
SD3919
Navarretia squarrosa
Ulysses S. Grant
1925-9-2
San Mateo
Burlingame
Comment
UC131456
Nemophila menziesii
C. F. Baker
1902-4-12
500
San Mateo
La Honda
Comment
RSA14384
Nemophila menziesii var. menziesii
Elmer I. Applegate
1895-3-3
355
San Mateo
Lobitas.
Comment
CAS-BOT-BC219474
Nemophila parviflora
Alice Eastwood
1922-5-27
11325
San Mateo
La Honda
Comment
JROH5550
Nemophila parviflora var. parviflora
John Rawlings
2013-4-23
1141
San Mateo
Jasper Ridge Biological Preserve, Stanford University; above creek upstream from bridge on Trail 11
139
Comment
HSC23906
Notholithocarpus densiflorus var. densiflorus
Mary Katherine Wicksten
1971-6-17
84
San Mateo
Huddart Park; along road to family campground, near Madrone Area
Comment
CAS-BOT-BC140435
Oemleria cerasiformis
Walter Knight; Irja Knight
1965-4-4
1011
San Mateo
Bitter Cherry Ravine
Comment
CAS-BOT-BC389684
Oemleria cerasiformis
Jeanie Nieri
1953-1-31
s.n.
San Mateo
Huddart Park
Comment
JROH3711
Oemleria cerasiformis
John Hunter Thomas
1981-2-14
20220
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH3716
Oemleria cerasiformis
Carol Zabel
1989-3-5
5
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 2.
Comment
JROH3719
Oemleria cerasiformis
Toni Corelli
2003-1-28
253
San Mateo
Jasper Ridge Biological Preserve, Stanford University; limited access Road A, that goes toward Whiskey Hill Gate
91
Comment
UC860380
Oemleria cerasiformis
Lewis S. Rose
1941-3-12
40123
San Mateo
w of San Bruno (Skyline Blvd)
152
Comment
UC860384
Oemleria cerasiformis
S. B. Show
1907-2-18
8
San Mateo
San Francisquito Creek
213
Comment
JROH292
Oenanthe sarmentosa
Carol Zabel
1989-8-1
18
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Middle Lake
Comment
POM259822
Oenothera elata subsp. hookeri
L. R. Abrams, Ira L. Wiggins
1939-6-3
438
San Mateo
2 miles north of Pigeon Point Lighthouse
Comment
RSA18444
Oenothera elata subsp. hookeri
Carl B. Wolf
1927-6-29
564
San Mateo
3 miles south of San Gregorio.
Comment
RSA303928
Oenothera elata subsp. hookeri
Jim R. Shevock
1970-11-25
549
San Mateo
Coastal Strand
8
Comment
RSA136184
Ornithopus sativus
John H. Thomas
1956-7-2
6039
San Mateo
Along Graham Hill Road, 1.9 miles from Felton RR Station.
183
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-BC502768
Orobanche bulbosa
G. F. Ferris
1917-4-14
s.n.
San Mateo
Coal Mine Ridge
Comment
JEPS6047
Orobanche californica subsp. californica
V. F. Hesse
1954-7-30
1346
San Mateo
Near Pebble Beach.
Comment
CAS-BOT-BC499689
Orobanche californica subsp. californica
L. R. Abrams
1909-8-2
4275
San Mateo
Santa Cruz Peninsula; Pebble Beach hotel, Pescadero
Comment
JROH5801
Orobanche fasciculata
John Rawlings
2017-6-12
2102
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 12 on bank just west of first footbridge.
108
Comment
CAS-BOT-BC500166
Orobanche fasciculata
David D. Keck
1932-6-18
1982
San Mateo
Skyline Blvd., at Langley Hill (SW of Stanford Uniersity)
600
Comment
JROH5717
Orobanche fasciculata
Herb Dengler
1963-5-26
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Rattlesnake Rocks along path to redwoods
Comment
RSA407989
Orthocarpus floribundus
Francis W. Pennell, D. D. Keck
1940-5-15
25426
San Mateo
Route 101, 4 miles west of Burlingame.
152
Comment
POM49731
Orthocarpus lithospermoides
L. R. Abrams
1902-5-11
2440
San Mateo
Crystal Springs.
Comment
RSA88573
Orthocarpus lithospermoides
L. S. Rose
1954-5-17
54043
San Mateo
Emerald Lake, E of Redwood City.
183
Comment
UC21176
Osmorhiza berteroi
J. Burtt Davy
1893-6-17
788
San Mateo
Belmont
Comment
JROH3091
Oxalis micrantha
John Rawlings
2013-4-3
1161
San Mateo
Jasper Ridge Biological Preserve, Stanford University; restricted to a small area on verge of Trail 11 in chaparral
143
Comment
RSA130349
Oxalis oregana
Josephine Randall
1908-3-28
s.n.
San Mateo
Kings Mt.
Comment
UC1130246
Oxalis oregana
N. K. Carlson
1935-7-3
114
San Mateo
3 mi s Bellvale; Santa Cruz quad
91
Comment
UC2049874
Oxalis oregana
H. W. Johansen
1955-4-3
11
San Mateo
Jones Gulch, 5 miles S of La Honda
Comment
RSA240600
Oxalis oregana
C. W. Tilforth, John Dourley
1973-7-19
934
San Mateo
Gazos Creek Road, between Butano and Big Basin State Parks
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
CAS-BOT-BC259639
Paspalum dilatatum
Walter & Irja Knight; Peter Rubtzoff
1987-10-16
6071
San Mateo
San Bruno Mountain, ca. 0.25 mile from Randolph Avenue on Old Bayshore Highway, South San Francisco
4
Comment
JROH4094
Pedicularis densiflora
Le Roy Abrams
1901-1-27
1102
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Searsville
Comment
JROH4102
Pedicularis densiflora
John H. Thomas
1958-2-15
6985
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM15581
Pedicularis densiflora
A. D. E. Elmer
1903-05
4497
San Mateo
Woodside.
Comment
RSA130342
Pedicularis densiflora
E. W. Rust
1907-4-27
135
San Mateo
King's Mountain.
Comment
RSA130980
Pedicularis densiflora
A. M. Patterson
1907-4-27
s.n.
San Mateo
Kings Mt. Santa Cruz Peninsula.
Comment
RSA14984
Pedicularis densiflora
L. S. Rose
1935-2-24
35016
San Mateo
Belmont.
Comment
UC202754
Pedicularis densiflora
A. D. E. Elmer
1903-5-1
4497
San Mateo
Woodside
Comment
UCSB17558
Pedicularis densiflora
Schulte, John
1963-4-14
San Mateo
Top of Jasper Ridge, 3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
CAS-BOT-BC266665
Pedicularis dudleyi
J. H. Thomas
1961-5-23
9452
San Mateo
Portola State Park, near junction of Peters and Pescadero Creeks
152
Comment
UCSC003376
Pelargonium grossularioides
Randall Morgan
2001-5-5
3724
San Mateo
south of Franklin Point, San Mateo County
Comment
CDA4422
Pelargonium vitifolium
T. C. Fuller
1960-10-5
5198
San Mateo
Along old highway right-of-way, Highway 1, 2.5 miles south of Pebble Beach State Park.
0
Comment
JROH97
Pellaea andromedifolia
John H. Thomas
1974-6-30
17465
San Mateo
Jasper Ridge Biological Preserve, Stanford University.
Comment
JROH1159
Pentachaeta alsinoides
John H. Thomas
1958-5-10
7155
San Mateo
Jasper Ridge Biological Preserve, Stanford University; to the north of the top of the ridge
Comment
JROH1163
Pentachaeta alsinoides
John Hunter Thomas
1989-5-9
24713
San Mateo
Jasper Ridge Biological Preserve, Stanford University. [Along Rd. F]
166
Comment
SJSU12769
Pentachaeta bellidiflora
S. C. Sommers
1986-5-2
San Mateo
W side Edgewood Park, W of Hwy 280 off Edgewood Rd, Redwood City
Comment
CAS-BOT-BC77008
Pentagramma triangularis subsp. triangularis
Margaret Barry
1937-5-8
84
San Mateo
Coal Mine Ridge
Comment
JROH306
Perideridia kelloggii
D. E. Breedlove
1971-7-30
19770
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH313
Perideridia kelloggii
John Hunter Thomas
1983-7-20
22905
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC413607
Persicaria amphibia
A. D. E. Elmer
1903-7-1
4650
San Mateo
San Pedro
Comment
JROH3245
Persicaria amphibia
John H. Thomas
1964-10-2
10510
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake near bridge.
Comment
JROH3248
Persicaria amphibia
John H. Thomas
1974-8-3
17496
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC418849
Persicaria hydropiperoides
Roxana S. Ferris
1920-9-3
2047
San Mateo
Santa Cruz Mountain Peninsula. 2nd Mud Lake, Coal Mine Ridge
Comment
CAS-BOT-BC419387
Persicaria punctata
Roxana S. Ferris
1945-9-25
11107
San Mateo
At Pedro Point, State Highway 1
Comment
CAS-BOT-BC330311
Petasites frigidus var. palmatus
L. R. Abrams
1904-3-7
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Bear Gulch
Comment
JEPS23907
Petunia parviflora
Le Roy Abrams
1902-9-2
2994
San Mateo
Crystal Springs
Comment
POM87739
Petunia parviflora
L. R. Abrams
1902-9-21
2994
San Mateo
Crystal Lake
Comment
RSA152207
Phacelia californica
John H. Thomas
1961-5-7
9313
San Mateo
San Bruno Mountain, in northern part of county.
305
Comment
UC1047010
Phacelia californica
L. R. Heckard
1953-4-15
339
San Mateo
high bluffs above ocean; Pedro Point
Comment Read comments Jun 6 2008
UC909960
Phacelia californica
John Thomas Howell
1938-5-1
13771
San Mateo
Colma Canyon
Comment
UC75119
Phacelia distans
C. F. Baker
1903-4-6
1898
San Mateo
San Bruno Hills
Comment
UCSC008146
Phacelia distans
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
UC75121
Phacelia divaricata
C. F. Baker
1902-3-30
432
San Mateo
stony banks and roadsides Crystal Springs Lake
Comment
POM65457
Phacelia divaricata
A. D. E. Elmer
1903-05
4481
San Mateo
Crystal Springs Lake.
Comment
RSA51310
Phacelia malvifolia
Peter H. Raven
1950-4-30
1984
San Mateo
Along a stream in the Montara Mountains, ca. 0.5 miles north [?] of Montara City.
91
Comment
UC206190
Phacelia malvifolia
Katharine Brandegee
San Mateo
Montara Point
Comment
UC909979
Phacelia nemoralis subsp. nemoralis
Lewis S. Rose
1939-6-16
39281
San Mateo
Skyline Blvd. above Woodside
563
Comment
CAS-BOT-BC154292
Phacelia ramosissima
Class Collection
1940-1-1
s.n.
San Mateo
Dunes, Ano Nuevo Point
Comment
JROH2764
Phacelia rattanii
John H. Thomas
1961-6-7
9530
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5357
Phalaris aquatica
John Hunter Thomas
1978-7-14
19261
San Mateo
Jasper Ridge Biological Preserve, Stanford University. New low flow crossing of San Francisquito Creek.
Comment
JROH5376
Phalaris aquatica
John Hunter Thomas
1989-6-6
24760
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR101609
Phalaris aquatica
George K. Helmkamp, E. A. Helmkamp
1998-5-16
3743
San Mateo
Portola Valley, Golden Hills Rd along Los Trancos Creek
107
Comment
CAS-BOT-BC259002
Phalaris californica
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain. Base of Quarry #2
Comment
JEPS101195
Phalaris californica
Dean W. Taylor
1987-8-20
9313
San Mateo
Cascade Ranch State Park, between Whitehorse Creek and Cascade Creek, at crest of north facing hil
188
Comment
CAS-BOT-BC250697
Phalaris paradoxa
L. R. Abrams
1927-6-4
s.n.
San Mateo
San Gregorio
Comment
JROH4288
Phoradendron serotinum subsp. tomentosum
John H. Thomas
1959-8-22
8080
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
UC2056144
Phyllospadix scouleri
Melvin Parris, Steve Davenport
1980-11-20
13
San Mateo
Ano Nuevo Island
Comment
CAS-BOT-BC142187
Physocarpus capitatus
James McMurphy
1902-5-11
s.n.
San Mateo
San Francisquito Creek
Comment
POM139635
Physocarpus capitatus
A. D. E. Elmer
1903-07
4804
San Mateo
Portola.
Comment
RSA177001
Picris echioides
John H. Thomas
1964-11-15
10525
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto; at edge of Searsville Lake.
Comment
JROH120
Pinus radiata
John Hunter Thomas
1977-5-19
18616
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-BC137322
Piperia elegans
John H. Thomas
1963-9-11
10267
San Mateo
Field redacted by CAS, contact the data manager for more information
396
Comment
JROH4768
Piperia michaelii
Toni Corelli
2002-6-24
246
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
JEPS27368
Plagiobothrys chorisianus
Rimo Bacigalupi with Jim Roof and L. Heckard
1961-4-24
7628
San Mateo
just e KRON television tower and station (below and se of end of paved ridge-top road, on Guadalupe Valley side of the summit of San Bruno Mountain); San Bruno Mountain
304
Comment Read comments Aug 22 2013
UC573060
Plagiobothrys chorisianus
H. L. Mason
1927-4-23
3692
San Mateo
between Pescadero Creek and La Honda
Comment
UCR70806
Plagiobothrys chorisianus
David D. Keck
1932-4-18
1435
San Mateo
San Francisco Bay Region, Burlingame; on the shore of San Francisco Bay
2
Comment
CAS-BOT-BC228120
Plagiobothrys chorisianus
David D. Keck
1933-5-11
2294
San Mateo
Montara Light House and Radio Station
Comment
CAS-BOT-BC228125
Plagiobothrys chorisianus
George Oberlander
1950-4-23
804
San Mateo
San Francisco Watershed Reserve. Fire trail, to of Sweeney Ridge
Comment
LA204230
Plagiobothrys chorisianus
D. Keck;
1932-4-18
1435
San Mateo
San Francisco Bay, Burlingame
2.0
Comment
CAS-BOT-BC228154
Plagiobothrys chorisianus var. chorisianus
W. R. Dudley
1893-5-27
s.n.
San Mateo
The Santa Cruz Mountain Peninsula. By road from Hayman's Ranch to San Gregorio Creek
Comment
CAS-BOT-BC228173
Plagiobothrys chorisianus var. hickmanii
L. R. Abrams
1909-8-2
4248
San Mateo
The Santa Cruz Peninsula. Pebble Beach, Pescadero
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
JROH1419
Plagiobothrys chorisianus var. hickmanii
John Hunter Thomas
1983-5-3
21878
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
POM61247
Plantago elongata subsp. pentasperma
Copeland
1903-6-5
3327
San Mateo
Montara Point.
Comment
JROH3108
Plantago erecta
John H. Thomas
1956-4-7
5616
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes
Comment
JROH3121
Plantago erecta
John Hunter Thomas
1984-4-2
23273 3 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge fence
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-BC92009
Platystemon californicus
W. R. Dudley
1896-4-19
s.n.
San Mateo
Santa Cruz Peninsula. Above Alpine School. Black Mountain.
Comment
JROH3105
Platystemon californicus
H. J. Dengler
1972-4-27
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; E. of Searsville rocks, and above largest Douglas Fir on Jasper Ridge
Comment
POM149360
Platystemon californicus var. californicus
A. D. E. Elmer
1903-06
4853
San Mateo
Crystal Springs Lake.
Comment
SD38887
Plectritis ciliosa
Cumming, Mc Callum
1933-5-10
3716
San Mateo
Near Spring Valley lakes
Comment
JROH4242
Plectritis congesta subsp. brachystemon
John H. Thomas
1974-5-3
17239
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC260964
Pleuropogon californicus var. californicus
A. D. E. Elmer
1903-6-1
4848
San Mateo
Milbrae
Comment
POM198992
Pleuropogon californicus var. californicus
A. D. E. Elmer
1903-06
4848
San Mateo
Millbrae
Comment
CAS-BOT-BC258900
Poa annua
Peter Rubtzoff
1988-5-3
9913
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, east of Saddle Trail Junction.
Comment
JROH5401
Poa annua
John Hunter Thomas
1980-11-27
20181
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC246707
Poa howellii
Ira L. Wiggins
1928-4-14
2908
San Mateo
Alpine Creek Road
Comment
JROH5413
Poa howellii
John Rawlings
2013-4-16
1137 B
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 2 extension south of the Dengler Transect after a short uphill section where the trail passes below a boulder.
84
Comment
SJSU7645
Poa kelloggii
T. J. Sammis
1974-5-16
San Mateo
redwood forest between Pescadero Road & Pescadero Creek c. 1 mi W of Loma Mar
Comment
SEINET10659892
Poa pratensis
Delzie Demaree
1932-5-8
Demaree 9118
San Mateo
Half Moon Bay
Comment
RSA135779
Poa secunda
W. R. Dudley
1896-4-4
s.n.
San Mateo
Santa Cruz Mountain Peninsula; Near Summit Springs, Kings Mt.
Comment
CAS-BOT-BC243121
Poa secunda subsp. secunda
Margaret A. Barry
1937-5-1
38
San Mateo
Coal Mine Ridge
Comment
JROH5425
Poa secunda subsp. secunda
John Hunter Thomas
1967-6-1
12958
San Mateo
Jasper Ridge Biological Preserve, Stanford University; rocky north slope, Searsville Ridge
Comment
JROH6181
Poa secunda subsp. secunda
John Rawlings
2004-4-4
786
San Mateo
Jasper Ridge Biological Preserve, Stanford University; east serpentine near Escobar Gate.
165
Comment
SEINET10954075
Poa trivialis
P. Rubtzoff
1977-6-7
Rubtzoff 9030
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
CAS-BOT-BC244245
Poa unilateralis
G. L. Stebbins, Jr.
1943-4-8
3349
San Mateo
San Bruno Hills, 1 mile E of Daly City
Comment
SEINET5554721
Poaceae
E. A. Bernays
1985-1
s.n.
San Mateo
Half Moon Bay.
Comment
POM204332
Polygala californica
I. L. Wiggins
1929-7-4
3781
San Mateo
4 miles W of La Honda on hill road to Pescadero Beach.
Comment
CAS-BOT-BC414107
Polygonum aviculare subsp. aviculare
Elizabeth McClintock; Paul Reeberg
1989-8-19
s.n.
San Mateo
San Bruno Mountains. Reservoir Hill
Comment
JEPS81638
Polygonum aviculare subsp. aviculare
J. C. Hickman
1981-7-21
1004
San Mateo
Ano Nuevo Reserve; near center
Comment
JROH3267
Polygonum aviculare subsp. depressum
John Hunter Thomas
1992-5-26
25356
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing.
Comment
CAS-BOT-BC109244
Polygonum paronychia
T. R. Mertens
1963-10-5
7
San Mateo
Pescadero.
Comment
UC1187045
Polygonum paronychia
V. F. Hesse
1956-11-15
2137
San Mateo
coastal bluff between Pigeon Point and Pebble Beach
6
Comment
SEINET11939135
Polygonum paronychia
M. T. Doutt
1931-1
247
San Mateo
Along coast S of San Francisco
Comment
CAS-BOT-BC419847
Polygonum patulum
L. R. Abrams
1901-9-1
2213
San Mateo
Cooley's Landing near Palo Alto
Comment
JEPS50633
Polygonum persicaria
W. L. Jepson
1923-10-18
10250
San Mateo
hills w Colma (toward ocean)
Comment
CAS-BOT-BC76907
Polypodium californicum
W. R. Dudley
1899-11-30
s.n.
San Mateo
Santa Cruz Mountain Peninsula - Pescadero Creek, near Iverson's
Comment
CAS-BOT-BC76914
Polypodium californicum
John H. Thomas
1958-3-19
7059
San Mateo
San Bruno Mountain, just north of South San Francisco.
91
Comment
HSC1135
Polypodium californicum
L. S. Rose
1964-2-6
64001
San Mateo
Kings Mtn.
610
Comment
JROH75
Polypodium californicum
John H. Thomas
1964-4-19
10313
San Mateo
Jasper Ridge Biological Preserve, Stanford University. At Searsville end of ridge
Comment
JEPS121479
Polypodium calirhiza
Adam C. Schneider with C. Matt Guilliams
2013-2-2
1
San Mateo
Crystal Springs Reservoir, 100 yards west from the intersection of Lexington Ave. and Allegheny Way, Highlands-Baywood Park, CA.
Comment
CAS-BOT-BC76806
Polypodium glycyrrhiza
W. R. Dudley
1898-3-5
s.n.
San Mateo
Santa Cruz Peninsula - King's Mountain
Comment
UC42914
Polypodium scouleri
J. Burtt Davy
1893-6-22
San Mateo
top of Pilarcitos Canyon
Comment
UC42920
Polypodium scouleri
J. Burtt Davy
1893-6-22
San Mateo
top of Pilarcitos Canyon
Comment
CAS-BOT-BC167228
Polypodium scouleri
Peter Rubtzoff
1977-11-24
9143
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
CAS-BOT-BC72109
Polypodium scouleri
Elizabeth McClintock
1965-3-14
s.n.
San Mateo
San Bruno Mt., Cable Ravine
Comment
JROH5428
Polypogon interruptus
John H. Thomas
1961-6-14
9545
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along stream below dam.
Comment
POM199082
Polypogon interruptus
A. D. E. Elmer
1903-07
4694
San Mateo
Pilarcitos Stone Dam.
Comment
CAS-BOT-BC237342
Polypogon monspeliensis
Phillip Wheeler
1965-6-8
s.n.
San Mateo
San Bruno Mountain. Bayshore
Comment
CAS-BOT-BC237351
Polypogon monspeliensis
John H. Thomas
1963-7-19
10189
San Mateo
Ano Nuevo Island, about 0.5 mile off shore about 20 miles NW of Santa Cruz
Comment
JROH5446
Polypogon monspeliensis
John H. Thomas
1976-10-16
18410
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry delta in Searsville Lake at the mouth of Corte de Madera Creek.
Comment
RSA187461
Polypogon monspeliensis
John H. Thomas
1965-12-19
11458
San Mateo
Jasper Ridge Biological Experimental Area, 5 miles SW of Palo.
Comment
HSC10835
Polypogon monspeliensis
B. Francis
1964-5-5
47
San Mateo
5 miles N of San Francisco International Airport.
Comment Read comments Jul 2 2009
UCD18537
Polypogon monspeliensis
Roman Gankin
1950-7-2
5
San Mateo
east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside.
609
Comment
JROH4811
Polypogon viridis
H. J. Dengler
1965-8-22
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; S.F. Creek bed in sunny area below N. bend
Comment
JROH4816
Polypogon viridis
John Hunter Thomas
1982-7-2
21050
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing.
Comment
JROH4819
Polypogon viridis
John Hunter Thomas
1982-11-6
21207
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Delta along edge of Searsville Lake.
Comment
CAS-BOT-BC72228
Polystichum dudleyi
Eric Walther
1919-6-9
s.n.
San Mateo
Woodside
Comment
CAS-BOT-BC6608
Polystichum dudleyi
W. R. Dudley
1903-5-2
s.n.
San Mateo
Near bridge, Peter's Creek, Santa Cruz Mts.
Comment
SEINET10665573
Polystichum dudleyi
William R. Dudley
1903-5-2
Dudley s.n.
San Mateo
Near bridge. Peters Creek. Santa Cruz Mts.
Comment
UCD136472
Polystichum dudleyi
Rimo Bacigalupi; J. H. Thomas and L. R. Heckard
1961-5-23
7713
San Mateo
East side of Peters Creek, 1/2 mile north of its confluence with Pescadero Creek.
137
Comment
CAS-BOT-BC76648
Polystichum munitum
Le Roy Abrams
1902-1-12
2256
San Mateo
King's Mountain
Comment
UC150382
Polystichum munitum
C. F. Baker
1902-1-15
321
San Mateo
w side King's Mt.
Comment
IRVC3912
Polystichum munitum
P. W. Rundel
1963-6-11
1128
San Mateo
San Fransisco Bay drainage area; Old La Honda Road. Santa Cruz Mountain Range
305
Comment
POM223174
Populus trichocarpa
S. S. Berry
1909-2-27
s.n.
San Mateo
Near Los Francos Creek.
46
Comment
UC1174501
Populus trichocarpa
W. R. Dudley
1902-9-21
San Mateo
on Whipple Road s Crystal Springs Lake (and w of Serpentine); Santa Cruz Peninsula, s of Crystal Springs Lake
Comment
JROH3359
Portulaca oleracea
John H. Thomas
1978-9-24
19341
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSB271
Potamogeton amplifolius
McPherson, D.
1960-8-1
San Mateo
Ventura
Comment Read comments 2
CAS-BOT-BC257679
Potamogeton illinoensis
Peter Rubtzoff
1965-10-19
5664
San Mateo
Pilarcitos Lake.
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
SD39944
Potentilla anserina
Edith A. Purer
1933-7-27
5365
San Mateo
High stabilized sand dunes, but damp, Pigeon Point
Comment
UC555624
Potentilla anserina subsp. pacifica
Herbert L. Mason
1927-4-24
3701
San Mateo
mouth of San Gregorio Creek
Comment
UC1952815
Potentilla hickmanii
Barbara Ertter with Tony Morosco, Deb Hillyard, Richard Vonarb
1995-6-15
14257
San Mateo
Martini Creek at south end of Devil's Slide, north-facing grassy hillside
Comment
JROH4670
Prosartes hookeri
John H. Thomas
1967-4-28
12728
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4674
Prosartes hookeri
John H. Thomas
1979-4-10
19448
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC516352
Prosartes hookeri
C. F. Baker
1903-4-1
5052
San Mateo
Crystal Springs Lake
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
CAS-BOT-BC517387
Prosartes smithii
E. W. Rust
1887-4-27
133
San Mateo
Kings Mountain
Comment
CAS-BOT-BC517395
Prosartes smithii
H. L. Mason
1917-4-1
s.n.
San Mateo
Kings Mountain
Comment
POM209848
Prunella vulgaris var. lanceolata
D. D. Keck
1934-7-7
2935
San Mateo
South of the mouth of Tunitas Creek, on slopes overlooking ocean.
Comment
CAS-BOT-BC158174
Prunus emarginata
Phillip C. Wheeler
1965-4-27
s.n.
San Mateo
San Bruno Mountain. Buckeye Canyon
Comment
POM140358
Prunus subcordata
L. R. Abrams
1901-03
1168
San Mateo
Portola, Los Troncos Creek.
Comment
CAS-BOT-BC156360
Prunus virginiana var. demissa
Margaret A. Barry
1937-5-15
113
San Mateo
Woods on Coal Mine Ridge
Comment
UCSC007421
Pseudognaphalium
Randall Morgan
2010-5-29
5039
San Mateo
Rockaway Beach
Comment
HSC5682
Pseudognaphalium beneolens
L. S. Rose
1966-8-15
66082
San Mateo
Emerald Lake, W of Redwood City
91
Comment
CAS-BOT-BC356473
Pseudognaphalium beneolens
Roxana S. Ferris
1920-9-3
2052
San Mateo
Santa Cruz Mountain Peninsula. Near upper Mud Lake, Coal Mine ridge
Comment
JROH755
Pseudognaphalium californicum
John H. Thomas
1961-6-7
9534
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH762
Pseudognaphalium californicum
John H. Thomas
1976-5-26
18149
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC356855
Pseudognaphalium californicum
George Oberlander
1949-8-20
361
San Mateo
San Francisco Watershed Reserve. Sweeney Ridge
Comment
CAS-BOT-BC356862
Pseudognaphalium californicum
Barrett Anderson; Peter Rubtzoff
1988-4-22
3658
San Mateo
San Bruno Mountain. Saddle area north of Guadalupe Canyon Parkway
275
Comment
HSC23984
Pseudognaphalium californicum
Mary Katherine Wicksten
1971-6-17
54
San Mateo
Huddart Park on Chickadee Trail
Comment
HSC23946
Pseudognaphalium luteoalbum
Mary Katherine Wicksten
1971-6-16
13
San Mateo
Huddart Park; dry bank by horse ring
Comment
SDSU3737
Pseudognaphalium microcephalum
D. F. Howe
1964-8-13
3958
San Mateo
Near ocean on #1; near San Francisco Co. line.
Comment
JROH6200
Pseudognaphalium ramosissimum
John Rawlings
2017-9-12
2295
San Mateo
Jasper Ridge Biological Preserve, Stanford University; east bank of Bear Creek
82
Comment
JROH5642
Pseudognaphalium stramineum
John Rawlings
2014-6-7
1251
San Mateo
Jasper Ridge Biological Preserve, Stanford University; a few meters east of the Caretaker's Residence
106
Comment
JROH808
Pseudognaphalium stramineum
John Hunter Thomas
1977-6-16
18780
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC31976
Pseudognaphalium stramineum
F. P. McLean
1874-6-1
San Mateo
Pescadero
Comment
CAS-BOT-BC361573
Pseudognaphalium stramineum
Saichi Kawahara
1968-6-15
437
San Mateo
Pescadero Beach, 150 yards south of mouth of Pescadero Creek, Highway 1
4
Comment
CAS-BOT-BC85914
Pseudotsuga menziesii
Miss O. Boring
1897-8-31
s.n.
San Mateo
Santa Cruz Peninsula, King's Mt.
Comment
RSA384643
Pseudotsuga menziesii
E. A. Purer
1932-7-18
s.n.
San Mateo
King s Mountain.
Comment
CAS-BOT-BC362019
Psilocarphus tenellus
George Oberlander
1950-5-6
909
San Mateo
San Francisco Watershed Reserve. Sawyer Ridge
Comment
JROH1188
Psilocarphus tenellus
John Hunter Thomas
1983-4-14
21406
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCSB17193
Psilocarphus tenellus
Schulte, John
1963-4-28
San Mateo
Jasper Ridge, 3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
SJSU10067
Psilocarphus tenellus
R. D. Hennessey
1964-4-25
57
San Mateo
Pilarcitos Cr near outlet to ocean
Comment
CAS-BOT-BC421320
Pterostegia drymarioides
W. Knight; I. Knight
1965-6-20
s.n.
San Mateo
San Bruno Mountain. Crystal Cave Canyon
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
CAS-BOT-BC460839
Pyrola aphylla
W. R. Dudley
1895-6-7
s.n.
San Mateo
Santa Cruz Peninsula: 4000 feet above Iverson's; Butano Ridge
Comment
CAS-BOT-BC308932
Pyrrocoma
E. A. McGregor
1906-9-29
s.n.
San Mateo
Cooley Landing
Comment
CAS-BOT-BC104278
Quercus X morehus
W. R. Dudley
1910-5-8
s.n.
San Mateo
Santa Cruz Mountain Peninsula, In a hollow W of the ridge road S of Muchados on the top of the Santa Cruz Mt., Marin Divide
Comment
CAS-BOT-BC61707
Quercus agrifolia
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
Buckeye Canyon, near ridge, San Bruno Mountain
Comment
UCD14953
Quercus agrifolia
Stephen K. Langer
1991-3-16
s.n.
San Mateo
California, San Mateo Co.; San Bruno Mountains, Buckeye Canyon.
Comment
SEINET12031837
Quercus agrifolia
F. G. Meyer
1984-1
20335
San Mateo
Woodside, Filoli Gardens
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
JROH2461
Quercus agrifolia var. agrifolia
John H. Thomas
1971-4-25
15790
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2466
Quercus berberidifolia
John Rawlings
2007-12-26
1065
San Mateo
Jasper Ridge Biological Preserve, Stanford University; a few yards uphill of Trail I in serpentine woodland below lost serpentine prairie
85
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
CAS-BOT-BC62305
Quercus chrysolepis
William R. Dudley
1894-10-1
s.n.
San Mateo
Black Mountain Road
Comment
UCD45583
Quercus chrysolepis
John M. Tucker
1941-4-6
209
San Mateo
On ridge north of Finny Creek, directly inland from Ano Nuevo Pt., San Mateo County, California.
Comment
JROH2469
Quercus douglasii
L. R. Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on old road to the McDonough Ranch
Comment
JROH2470
Quercus douglasii
John H. Thomas
1955-5-6
5017
San Mateo
Jasper Ridge Biological Preserve, Stanford University
182
Comment
JROH2474
Quercus douglasii
John Hunter Thomas
1984-10-22
23487
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2533
Quercus dumosa var. bullata
Le Roy Abrams
1904-5-5
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC94284
Quercus durata
W. R. Dudley
1909-4-27
s.n.
San Mateo
between Woodside and Crystal Springs Lake
Comment
UC1135557
Quercus durata
G. E. Sindel
1935-8-27
338
San Mateo
3.37 mi wnw Woodside; Santa Cruz Quad.
152
Comment
CAS-BOT-BC105392
Quercus kelloggii
W. R. Dudley
1901-5-4
s.n.
San Mateo
Santa Cruz Mountain Peninsula, Coal Mine Canon [canyon]
Comment
RSA477345
Quercus kelloggii
L. H. Jones
1909-3-3
s.n.
San Mateo
King's Mountain Road, Stanford University.
107
Comment Read comments Sep 22 2011
RSA571671
Quercus kelloggii
D. D. Keck
1932-3-6
1395
San Mateo
La Honda road above Searsville Lake, Santa Cruz Mountains.
Comment
SEINET12034640
Quercus lobata
Unknown
1929-1
7290
San Mateo
Kings Mtn
Comment
CDA22092
Quercus parvula var. shrevei
J. M. Tucker
1994-9-9
s.n.
San Mateo
Huddart Park on northeast facing slope near Miwok Shelter.
Comment
RSA18093
Quercus wislizeni var. wislizeni
Carl B. Wolf
1929-4-24
3655
San Mateo
south west end of Jasper Ridge, near Searsville Lake
Comment
JEPS37568
Rafinesquia californica
James G. Daly
318
San Mateo
Santa Cruz Mts., San Gregorio watershed
Comment
RSA399414
Ranunculus californicus
L. S. Rose
1935-4-16
35097
San Mateo
Emerald Lake, W of Redwood City
Comment
UC665800
Ranunculus californicus
Ira L. Wiggins
1941-4-17
9719
San Mateo
near junction of road to California Sanitarium and Woodside-Half Moon Bay road
Comment
RSA27481
Ranunculus californicus
I. L. Wiggins
1941-4-17
9719
San Mateo
Roadside near jct of road to Calfornia Sanitarium with Woodside half Moon Bay road
Comment
SEINET13717384
Ranunculus californicus
Unknown
1914-3-22
5730
San Mateo
In hard adobe soil. Redwood City.
Comment
SEINET5718555
Ranunculus californicus
Leslie Fenster
1964-1
10
San Mateo
Ca. 2.5 miles up Polhemus Road.
Comment
CAS-BOT-BC378537
Ranunculus californicus var. californicus
John H. Thomas
1964-4-30
10357
San Mateo
San Bruno Mountain in northern part of county 00000000000000000000000
396
Comment
CAS-BOT-BC378540
Ranunculus californicus var. californicus
Ned Cahill
1974-4-23
165
San Mateo
serpentine fields bordered by chaparral, near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
SBBG51497
Ranunculus californicus var. californicus
J. Doty
1969-3-26
600
San Mateo
100 yards E of the jct of Hwys 35 and 92, near summit of Coast Range
Comment
POM268184
Ranunculus californicus var. cuneatus
Lyman Benson
1935-3-10
6257
San Mateo
Menlo Park. San Franciso Bay.
30
Comment
JROH3483
Ranunculus hebecarpus
John Hunter Thomas
1981-4-5
20264
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Below dam
Comment
RSA181388
Ranunculus muricatus
James I. McMurphy
1909-6-13
s.n.
San Mateo
San Bruno Hills.
Comment
UCD96236
Ranunculus muricatus
E. M. Johnston
1916-6-1
14
San Mateo
Millbrae.
Comment
UC827645
Ranunculus orthorhynchus var. bloomeri
Lewis S. Rose
1937-4-30
37241
San Mateo
Brisbane
6
Comment
UCD97311
Ranunculus trilobus
Phil Greer
2002-4-17
s.n.
San Mateo
Hwy 101, in Half Moon Bay.
Comment
CAS-BOT-BC74337
Raphanus sativus
Elizabeth McClintock; Walter Knight; Irja Knight
1963-9-2
s.n.
San Mateo
San Bruno Mountains. Ridge above Brisbane.
Comment
OBI48701
Raphanus sativus
S. Bagley
1969-3-28
s.n.
San Mateo
Overlooking the San Francisco Game Refuge
145
Comment
SEINET3292738
Rhamnus californica
Craig Davis
1960-11-24
D- 132
San Mateo
Montara Mountain
335
Comment
JROH3561
Rhamnus crocea
John H. Thomas
1964-4-19
10311 A
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Dry open slope below dam
Comment
JROH3566
Rhamnus crocea
John Hunter Thomas
1981-4-27
20503
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC305855
Rhodanthe chlorocephala subsp. rosea
Elizabeth McClintock; Paul Reeberg
1988-10-3
s.n.
San Mateo
San Bruno Mountains. On north-facing slope of Bitter Cherry Ridge
167
Comment
CAS-BOT-BC389740
Rhododendron occidentale
J. Lovelle
1973-7-29
33
San Mateo
Pescadero Creek
Comment
CAS-BOT-BC56668
Rhododendron occidentale
A. D. E. Elmer
1903-6-1
4298
San Mateo
Butano Creek
Comment
CAS-BOT-BC56670
Rhododendron occidentale
Roxana S. Ferris
1920-5-2
2003
San Mateo
near Bonny Doon
457
Comment
CAS-BOT-BC437976
Ribes
Alice Eastwood
1922-5-30
11332
San Mateo
Crystal Springs Lakes
Comment
CAS-BOT-BC92489
Ribes aureum var. gracillimum
James McMurphy
1906-4-4
s.n.
San Mateo
Creek above Judge Allen's, Santa Cruz Mountains.
Comment
RSA44518
Ribes californicum
L. S. Rose
1949-3-18
49007
San Mateo
Hills west of Belmont.
91
Comment
UC11498
Ribes californicum
J. Burtt Davy
1895-4-21
1058
San Mateo
Pilarcitos Creek
Comment
SEINET13942330
Ribes californicum
Lewis S. Rose
1950-1
50028
San Mateo
Hills west of San Bruno, alt. ca. 500 ft.
152
Comment
CAS-BOT-BC93008
Ribes californicum var. californicum
H. A. Dutton
1900-2-1
s.n.
San Mateo
Santa Cruz Peninsula.
Comment
CAS-BOT-BC93011
Ribes californicum var. californicum
Adoph Holme
1929-4-1
s.n.
San Mateo
Berenda Farm near Redwood City.
Comment
JEPS121444
Ribes californicum var. californicum
Adam C. Schneider with C. Matt Guilliams
2013-2-2
8
San Mateo
Crystal Springs Reservoir
Comment
JROH2637
Ribes californicum var. californicum
John H. Thomas
1959-2-23
7518
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
OBI14065
Ribes divaricatum
Lewis S. Rose
1965-3-16
65008
San Mateo
Searsville Lake
122
Comment
CAS-BOT-BC173083
Ribes divaricatum var. pubiflorum
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
Colma Canyon, south ridge
Comment
CAS-BOT-BC173086
Ribes divaricatum var. pubiflorum
W. R. Dudley
1893-1-1
s.n.
San Mateo
Near Searsville, Portola Valley
Comment
CAS-BOT-BC173467
Ribes malvaceum
A. D. E. Elmer
1903-3-1
535
San Mateo
Portola
Comment
CAS-BOT-BC173476
Ribes malvaceum
W. R. Dudley
1893-1-1
s.n.
San Mateo
Near Belmont
Comment
CAS-BOT-BC173479
Ribes malvaceum
Margaret A. Barry
1938-1-23
23
San Mateo
North slope on Coal Mine Ridge
Comment
SBBG33476
Ribes malvaceum
A. D. E. Elmer
-Mar-1903
4750
San Mateo
Portola
Comment
JROH2662
Ribes malvaceum var. malvaceum
J. H. Thomas
1959-1-17
7513
San Mateo
Jasper Ridge Biological Preserve, Stanford University
152
Comment
CAS-BOT-BC212826
Ribes menziesii
Josephine M. Johnson
1918-8-1
s.n.
San Mateo
Unspecified
Comment
CAS-BOT-BC212829
Ribes menziesii
F. V. Coville
1952-4-6
223
San Mateo
North-facing slope of Tunitas Creek, on the bend west of the highway bridge
Comment
CAS-BOT-BC212832
Ribes menziesii
W. R. Dudley
1894-3-1
s.n.
San Mateo
Between Half Moon Bay and Woodside
Comment
RSA0021753
Ribes menziesii var. leptosmum
S. S. Berry
1909-2-27
s.n.
San Mateo
Roadside near Adalanta Villa.
46
Comment
UC11656
Ribes menziesii var. senile
Alice Eastwood
May 1896
San Mateo
Crystal Springs
Comment
SEINET13942794
Ribes sanguineum
Lewis S. Rose
1947-1
47027
San Mateo
Kings Mountain, alt ca 2000 ft
610
Comment
CAS-BOT-BC144610
Ribes sanguineum var. glutinosum
W. R. Dudley
1904-4-7
s.n.
San Mateo
1/4 mile above Judge Allen's near Portola
Comment
CAS-BOT-BC144641
Ribes sanguineum var. glutinosum
A. D. E. Elmer
1903-3-1
4470
San Mateo
Portola
Comment
JROH2675
Ribes sanguineum var. glutinosum
John H. Thomas
1968-3-17
14174
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2678
Ribes sanguineum var. glutinosum
John Hunter Thomas
1977-6-16
18792
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along raised causeway.
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
UC306757
Ribes sanguineum var. glutinosum
A. D. E. Elmer
March 1903
4470
San Mateo
Portola
Comment
RSA0019105
Ribes sanguineum var. glutinosum
D. D. Keck
1932-6-1
1786
San Mateo
3 miles north of La Honda, Santa Cruz Mountains.
366
Comment
CAS-BOT-BC207159
Ricinus communis
John H. Thomas
1967-5-25
11637
San Mateo
Menlo Park, near Southern Pacific train station.
Comment
CAS-BOT-BC363088
Rigiopappus leptocladus
Ned Cahill
1974-5-13
272
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City
Comment
CAS-BOT-BC363093
Rigiopappus leptocladus
Elizabeth McClintock
1978-4-24
s.n.
San Mateo
Gilmore McDowell property, Woodside
Comment
JROH1202
Rigiopappus leptocladus
Peter H. Raven
1963-5-1
18259
San Mateo
Jasper Ridge Biological Preserve, Stanford University; north end of Jasper Ridge
Comment
JROH2206
Robinia pseudoacacia
Toni Corelli & Ann Lambrecht
2007-4-25
333
San Mateo
Jasper Ridge Biological Preserve, Stanford University; caretakers residence
106
Comment
SJSU6410
Romanzoffia californica
C. W. Sharsmith
1973-3-24
7935
San Mateo
Pillarcitos Canyon, Crystal Springs area San Francisco Watershed Lands
Comment
CAS-BOT-BC147621
Rosa californica
Alice Eastwood
1921-7-17
s.n.
San Mateo
Granada
Comment
CAS-BOT-BC146701
Rosa gymnocarpa
John H. Thomas
1961-5-7
9284
San Mateo
San Bruno Mountain in northern part of county
396
Comment
NY415871
Rosa piscatoria
A. D. E. Elmer
05 1903
4923
San Mateo
Pescadero
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-BC152826
Rubus parviflorus
G. H. Mallory
1919-8-20
s.n.
San Mateo
La Honda - Santa Cruz Mountain Peninsula
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-BC152832
Rubus parviflorus
Josephine D. Randall
1907-7-28
345
San Mateo
Iverson's near Peter's Creek - Santa Cruz Peninsula
Comment
CAS-BOT-BC152868
Rubus parviflorus
Walter Knight; Irja Knight
1964-5-4
s.n.
San Mateo
Romanzoffia ravine - San Bruno Mountain
Comment
CAS-BOT-BC152870
Rubus parviflorus
Walter Knight; Irja Knight
1963-6-24
s.n.
San Mateo
Quarry 4 - San Bruno Mountain
Comment
CAS-BOT-BC152875
Rubus parviflorus
R. Hoffough
1929-5-11
s.n.
San Mateo
La Honda Road
Comment
JROH3775
Rubus parviflorus
John Hunter Thomas
1982-7-8
21079
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing
Comment
UCD113862
Rubus parviflorus
Carolyn Lundquist
1994-5-30
25
San Mateo
Henrik Ibsen Park, Woodside, 13800 Skyline Blvd.
609
Comment
POM140137
Rubus parviflorus var. velutinus
Edward L. Greene
1902-1-15
245
San Mateo
West side King's Mountain.
Comment
CAS-BOT-BC157087
Rubus ursinus
James McMurphy
1902-3-22
s.n.
San Mateo
Above Portola
Comment
CAS-BOT-BC157106
Rubus ursinus
Alice Eastwood; John Thomas Howell
1938-6-26
6055
San Mateo
Near Pescadero
Comment
CAS-BOT-BC157109
Rubus ursinus
John Thomas Howell
1938-6-4
13887
San Mateo
Burlingame
Comment
CDA33681
Rubus ursinus
D. G. Kelch, D. A. Weinstein
2011-3-13
11 .055-B
San Mateo
Near Half Moon Bay along Capistrano Creek.
Comment
JEPS27370
Rubus ursinus
Rimo Bacigalupi with Jim Roof and L. Heckard
1961-4-24
7630
San Mateo
lateral ridge below and se of end of paved ridge-top road just e KRON television tower and station (Guadalupe Valley side of San Bruno Mountain summit); San Bruno Mountain summit, Guadalupe Valley side
304
Comment
JROH3778
Rubus ursinus
W. R. Dudley
1898-4-15
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA15290
Rubus ursinus
Carl B. Wolf
1927-4-3
258
San Mateo
1 mile above La Honda. Santa Cruz Mountains.
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-BC157095
Rubus ursinus
W. R. Dudley
1897-1-1
s.n.
San Mateo
Near junction of forks of Butano Cr.
Comment
UCSC007775
Rubus ursinus
Becky Hendricks, Shayne Coppedge
2012-5-18
s.n.
San Mateo
Ano Nuevo State Park
Comment
RSA187411
Rumex acetosella
John H. Thomas
1964-4-30
10362
San Mateo
San Bruno Mtn in northern part. Northern Coastal Scrub of Munz and Keck
305
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-BC422292
Rumex californicus
Phillip Wheeler
1965-6-8
s.n.
San Mateo
San Bruno Mountain. Bayshore
Comment
CAS-BOT-BC433359
Rumex crispus
Ned Cahill
1974-5-3
275
San Mateo
Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City.
Comment
CAS-BOT-BC433361
Rumex crispus
Josephine D. Randall
1907-7-23
291
San Mateo
Santa Cruz Peninsula. Near Crystal Springs Lake.
Comment
JROH5731
Rumex salicifolius
John Rawlings
2013-5-21
1198
San Mateo
Jasper Ridge Biological Preserve, Stanford University; moist ditch along east side of road E opposite intersection of trail 14
116
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
POM16737
Rupertia physodes
A. D. E. Elmer
1903-06
4270
San Mateo
Crystal Springs Lake.
Comment
POM348838
Rupertia physodes
E. S. Spalding
1928-8-3
s.n.
San Mateo
Pulgas Tunnel east side.
Comment
UC279590
Ruppia maritima
W. A. Setchell
1925-8-29
San Mateo
Laguna de Salada
Comment
OBI75779
Salix exigua
Lewis S. Rose
1965-3-8
65003
San Mateo
Searsville Lake
122
Comment
JROH3847
Salix exigua var. hindsiana
John Hunter Thomas
1981-4-23
20494
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Edge of lake
Comment
LA208828
Salix lasiandra
David D. Keck;
1932-3-6
1392
San Mateo
Searsville Lake
Comment
CAS-BOT-BC125378
Salix lasiandra var. lasiandra
Lewis S. Rose
1965-3-8
65002
San Mateo
Searsville Lake
121
Comment
JROH3868
Salix lasiandra var. lasiandra
W. R. Dudley
1903-4-14
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near Searsville below the bridge
Comment
CAS-BOT-BC107131
Salix lasiolepis
C. R. Ball; G. W. Hendry
1931-2-22
14
San Mateo
San Gregorio, near sea level - in arroyo near San Gregorio Creek, 100 m. from ocean
Comment
JROH3865
Salix lasiolepis
John Hunter Thomas
1983-4-5
21330
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Low-flow crossing
Comment
UCSC007752
Salix lasiolepis
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
CAS-BOT-BC108252
Salix lasiolepis var. bigelovii
Alice Eastwood
1920-3-15
s.n.
San Mateo
San Bruno Hills
Comment
RSA788842
Salix lasiolepis var. bigelovii
Peter Rubtzoff
1975-10-24
8433
San Mateo
Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, East Fork Colma Creek Canyon.
Comment
CAS-BOT-BC108260
Salix lasiolepis var. bigelovii
C. R. Ball; G. W. Hendry
1931-2-22
15
San Mateo
In arroyo near San Gregoio Creek, 100 m. from ocean. Near sea level.
Comment
CAS-BOT-BC124485
Salix lasiolepis var. lasiolepis
Josephine D. Randall
1906-3-18
360
San Mateo
San Francisquito Creek near Stanford University
Comment
UC5090
Salix scouleriana
Harry A. Dutton
1899-12-10
San Mateo
above Searsville (on rd. below Buck Horn Ranch)
Comment
CAS-BOT-BC126488
Salix sitchensis
Walter Knight; Irja Knight
1965-3-28
s.n.
San Mateo
Near junction of Colma Creek and April Brook
Comment
CAS-BOT-BC126493
Salix sitchensis
C. F. B.
1902-3-18
390
San Mateo
[King's] Kings Mountain
Comment
CAS-BOT-BC126496
Salix sitchensis
Javier Penalosa
1963-2-23
2640
San Mateo
San Bruno Mtn. Ravine south of Crocker Ave.
213
Comment
CAS-BOT-BC126503
Salix sitchensis
W. R. Dudley
1903-5-1
s.n.
San Mateo
Iverson's near Pescadero Creek
Comment
CAS-BOT-BC126506
Salix sitchensis
D. E. Breedlove
1974-5-13
36212
San Mateo
San Pedro Valley Park, Pacifica
152
Comment
CAS-BOT-BC126509
Salix sitchensis
W. R. Dudley
1900-3-16
s.n.
San Mateo
Near Summit Spring, Kings Mt.
Comment
CAS-BOT-BC126517
Salix sitchensis
W. R. Dudley
1900-3-17
s.n.
San Mateo
Below Pilar Point
Comment
POM176877
Salix sitchensis
W. R. Dudley
1900-3-17
s.n.
San Mateo
Below Pilar Point. Santa Cruz Peninsula.
Comment Read comments Feb 2 2014
POM281028
Salix sitchensis
Lyman D. Benson
1935-5-7
6545
San Mateo
Stanford University. Corte Madera Creek. Santa Cruz mtn range. San Francisco Bay watershed.
152
Comment
UCD164608
Salix sitchensis
Peter Rubtzoff
1975-10-11
8426
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
SEINET12003697
Salix sitchensis
W. R. Dudley
1897-1
s.n.
San Mateo
Santa Cruz Peninsula, bank of Pescedero Creek below Peter's Creek
Comment
CAS-BOT-BC180794
Salsola soda
John H. Thomas
1974-10-6
17615
San Mateo
Palo Alto Yacht Harbor near airport. Altitude about sea level.
Comment
CDA3229
Salsola soda
W. Anderson
1968-8-16
San Mateo
West end of Dumbarton Bridge.
0
Comment
CAS-BOT-BC176912
Salsola tragus
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
Brisbane Lagoon
Comment
POM62858
Salvia columbariae
Edward L. Greene
1902-4-6
s.n.
San Mateo
Crystal Springs Lake, San Mateo County.
Comment
JEPS62786
Salvia spathacea
W. L. Jepson
1921-4-3
9107
San Mateo
Colma Canyon
Comment
RSA152266
Salvia spathacea
John H. Thomas
1961-5-7
9299
San Mateo
San Bruno Mountain in northern part of county.
305
Comment
RSA120030
Sambucus callicarpa
W. R. Dudley
1950-3-16
s.n.
San Mateo
Near bridge over Pilancitas Creek, on road to Half-Moon Bay
Comment
RSA120031
Sambucus mexicana
Paul R. Hichborn
1920-4-22
s.n.
San Mateo
Tasper Ridge
Comment Read comments Oct 12 2021
JEPS127893
Sambucus nigra subsp. caerulea
Adam C. Schneider
2013-5-17
143
San Mateo
Comment
JROH1669
Sambucus nigra subsp. caerulea
John H. Thomas
1963-6-23
10171
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1670
Sambucus nigra subsp. caerulea
John H. Thomas
1973-6-15
16853
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC236465
Sambucus racemosa subsp. racemosa
J. H. Thomas
1949-6-4
596
San Mateo
1 mile E. of Pescadero
Comment
CAS-BOT-BC236452
Sambucus racemosa subsp. racemosa
Nancy Kittle
1981-5-15
067
San Mateo
1 mile west of junction of Highway 280 with Sandhill Road
50
Comment
CAS-BOT-BC236460
Sambucus racemosa subsp. racemosa
A. D. E. Elmer
1903-6-1
5080
San Mateo
Butano Creek
Comment
CAS-BOT-BC257332
Sambucus racemosa var. racemosa
Peter Rubtzoff
1988-6-9
9925
San Mateo
San Bruno Mountains, upper part of East Fork Colma Creek Canyon.
Comment
SBBG43415
Sambucus racemosa var. racemosa
C. Bornstein
1994-6-7
San Mateo
Gazos Crk Rd, 1.4 mi E of Hwy 1
30
Comment
UCSC005903
Sanicula
Randall Morgan
1983-2-15
s.n.
San Mateo
From large extended population in small ravine between El Corte Madera Creek and Bogess Creek (N of San Gregorio Rd.)
Comment
CDA33763
Sanicula arctopoides
D. G. Kelch
2011-3-13
11 .05
San Mateo
Pacifica. Along sea bluffs
Comment
UCD166148
Sanicula arctopoides
Jack Major; M. Forde and S. Bamberg
1962-4-3
733
San Mateo
10 miles south of Ano Nuevo Pt., above Scott Creek. (Exact location unknown. Coordinates estimated by label maker).
115
Comment
UCD127909
Sanicula arctopoides
Lewis S. Rose
1965-3-25
65012
San Mateo
San Bruno Mountains, north end.
121
Comment
JROH318
Sanicula bipinnata
Carol Zabel
1990-3-30
39
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Trail 11, curve downhill from intersection with Trail 10, above Chinese houses
Comment
CAS-BOT-BC223326
Sanicula bipinnatifida
J. H. Thomas
1949-4-1
212
San Mateo
West of Redwood City
Comment
JROH323
Sanicula bipinnatifida
John H. Thomas
1973-3-12
16485
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET9699624
Sanicula bipinnatifida
Genevieve J. Kline
1996-1
332
San Mateo
Stanford, Stanford University, foothills above Junipero Serra Blvd.
Comment
JROH328
Sanicula crassicaulis
Ynez Henderson
1920-4-12
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville Lake
Comment
JROH330
Sanicula crassicaulis
John H. Thomas
1963-6-23
10167
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge
Comment
UCD166152
Sanicula crassicaulis
Jack Major; M. Forde and S. Bamberg
1962-4-3
736
San Mateo
Above Coastways Ranch on Finney Creek. (Exact location unknown. Coordinates estimated by label maker).
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
UC25419
Satureja douglasii
J. Burtt Davy
1893-6-17
814
San Mateo
Belmont
Comment
UCR279845
Satureja douglasii
Peter Rubtzoff
1975-10-24
8429
San Mateo
San Francisco Bay Region, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains
220
Comment
JROH351
Scandix pecten-veneris
John H. Thomas
1973-3-12
16484
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH359
Scandix pecten-veneris
John Hunter Thomas
1983-4-20
21537
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing
Comment
CAS-BOT-BC210157
Schedonorus arundinaceus
Peter Rubtzoff
1976-6-13
8633
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction and northwest of Fog Forest.
Comment
UC1104551
Scirpus cernuus
J. H. Thomas
1959-7-8
8017
San Mateo
Pescadero Beach bluffs at Pescadero Beach
Comment
SEINET3914303
Scirpus cernuus var. californicus
Lewis S. Rose
1948-12-3
48242
San Mateo
Ocean Shore Blvd., 6 mi. S of San Francisco Co. line.; 0
Comment
UC1100838
Scirpus microcarpus
Herbert L. Mason, Verne Grant
1946-8-28
13093
San Mateo
on Highway 5 one mi w of San Bruno between Santa Cruz and Daly City; w of San Bruno
Comment
SEINET926250
Scoliopus bigelovii
A. D. E. Elmer
1903-1
4559
San Mateo
King's mountain.
Comment
UC75028
Scoliopus bigelovii
C. F. Baker
1902-3-18
322
San Mateo
King's Mt.
Comment
CAS-BOT-BC519008
Scoliopus bigelovii
Harold Block
1926-1-24
s. n.
San Mateo
Kings Mountain
Comment
CAS-BOT-BC519015
Scoliopus bigelovii
A. D. E. Elmer
1903-3-1
4559
San Mateo
King's Mountain
Comment
RSA3924
Scoliopus bigelovii
Le Roy Abrams
1904-3-7
s.n.
San Mateo
Bear Gulch. Santa Cruz Mountain Peninsula.
Comment
RSA69519
Scoliopus bigelovii
D. D. Keck
1932-2-12
1359
San Mateo
La Honda Road, east slope of Coast Range above Searsville Lake
305
Comment
SEINET12057731
Scoliopus bigelovii
F. H. Utech
1988-5-17
88 -142
San Mateo
0.5 mi from junction of Kings Mt. Road & CA 35 on former enroute to Woodside, Skyline Hiking Trail
580
Comment
UCR121556
Scrophularia californica subsp. californica
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4980
San Mateo
Pescadero Creek Watershed, Pescadero Road just north of Loma Mar
107
Comment
RSA15316
Scrophularia californica subsp. floribunda
Carl B. Wolf
1927-4-3
287
San Mateo
Los Troncos Creek, 2 miles back of Stanford University.
Comment
POM283229
Scutellaria tuberosa
Lyman Benson
1928-4-23
497
San Mateo
Stanford University, Santa Cruz foothills.
152
Comment
CAS-BOT-BC64100
Sedum radiatum subsp. radiatum
W. R. Dudley
1894-3-26
s.n.
San Mateo
San mateo trap. hills.
Comment
CAS-BOT-BC59058
Sedum spathulifolium
W. R. Dudley
1909-4-27
s.n.
San Mateo
Pulpit Rock, San Mateo Canyon.
Comment
CAS-BOT-BC59271
Sedum spathulifolium
W. R. Dudley
1894-4-21
s.n.
San Mateo
Rocks below Crystal Springs Reservoir.
Comment
JROH1896
Sedum spathulifolium
H. J. Dengler
1972-5-31
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; north side of Searsville Rocks
Comment
SEINET10808551
Senecio
Harold W. Rickett
1928-7-10
Rickett s.n.
San Mateo
La Honda, CA.
Comment
CAS-BOT-BC363393
Senecio aronicoides
A. D. E. Elmer
1903-5-1
4508
San Mateo
San Bruno Hills
Comment
JROH1220
Senecio aronicoides
John H. Thomas
1969-5-28
15082
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0012755
Senecio aronicoides
John H. Thomas
1958-5-10
7163
San Mateo
Jasper Ridge, about 5 miles southwest of Palo Alto.
152
Comment
UC311548
Senecio aronicoides
A. D. E. Elmer
May 1903
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-BC363396
Senecio aronicoides
Le Roy Abrams
1901-5-11
1612
San Mateo
Colma
Comment
RSA152140
Senecio glomeratus
John H. Thomas
1961-5-7
9275
San Mateo
San Bruno Mountain, in northern part of county.
305
Comment
CAS-BOT-BC364629
Senecio vulgaris
John Thomas Howell
1926-4-24
1927
San Mateo
Daly City
Comment
JROH1224
Senecio vulgaris
John H. Thomas
1968-3-17
14188
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5834
Senecio vulgaris
Ann Lambrecht
2014-4-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. End of Trail 20 (Douglas Iris road)
Comment
CAS-BOT-BC80295
Sequoia sempervirens
William R. Dudley
1893-2-18
s.n.
San Mateo
Near La Honda
Comment
JROH133
Sequoia sempervirens
W. R. Dudley
1901-1-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC429816
Sequoia sempervirens
W. R. Dudley
1901-1
San Mateo
near Searsville
Comment
UCSB11437
Sequoia sempervirens
Olson, Jim
1962-4-15
San Mateo
8 miles north of junction with Portola State Park Road on Camp Pomponio Road, 10 miles southwest of La Honda
213
Comment
CAS-BOT-BC85777
Sequoia sempervirens
W. R. Dudley
1897-1-1
s.n.
San Mateo
Santa Cruz Mountain Peninsula, by Hamilton's
Comment
SEINET5334846
Sequoia sempervirens
R. L. Oliver
1976-4-18
s.n.
San Mateo
La Honda. San Mateo Memorial Park. Redwood forest.
Comment
CDA33644
Sesbania punicea
Robin Breckenridge
2010-7-2
PDR# 1313483
San Mateo
East Palo Alto; Cooley Ave.
0
Comment
UCR121586
Sherardia arvensis
George K. Helmkamp, E. A. Helmkamp
1999-6-28
4965
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
SEINET3561109
Sidalcea diploscypha
Lewis S. Rose
1933-5-17
33167
San Mateo
Redwood City.
Comment
SD39294
Sidalcea diploscypha
McCallum
1933-5-30
3706
San Mateo
Spring Valley
Comment
SJSU8493
Sidalcea malviflora
R. L. Herb
1959-4-19
San Mateo
2.5 mi S of Pescadero
Comment
UCSB18185
Sidalcea malviflora
Muirhead, M.
1964-4-17
San Mateo
On Crocker Estate, Hillsborough
91
Comment
UC204266
Sidalcea malviflora subsp. laciniata
A. D. E. Elmer
May 1903
4637
San Mateo
San Bruno Hills
Comment
UC8421
Silene californica
J. Burtt Davy
Jun 21 1893-Jun 23 1893
1158
San Mateo
Pilarcitos Lake and Canyon
Comment
CAS-BOT-BC386854
Silene gallica
J. H. Thomas
1964-5-9
10377
San Mateo
San Gregorio beach.
Comment
JROH1733
Silene gallica
John H. Thomas
1971-4-10
15757
San Mateo
Jasper Ridge Biological Preserve, Stanford University
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
UCSB16388
Silene gallica
Schulte, John
1963-4-28
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-BC384626
Silene laciniata subsp. californica
L. Sigal
1969-7-1
s.n.
San Mateo
Belmont
Comment
CAS-BOT-BC389198
Silene laciniata subsp. californica
Brandegee
No date on label
s.n.
San Mateo
Crystal Springs
Comment
CDA3478
Silene pseudatocion
A. Jillson
1961-3-9
San Mateo
Pacifica property, Redwood City.
0
Comment
JEPS82259
Silene scouleri subsp. grandis
Roger Raiche
1983-8-20
30637
San Mateo
granite bluffs above saddle of old highway Montara Mt. ((on topomaps between San Pedro Mt. and Montara Mt.)); , between San Pedro Mt. and Montara Mt.
304
Comment
JEPS83066
Silene scouleri subsp. grandis
Roy E. Buck, Randall A. Morgan, James A. West
1983-7-23
447
San Mateo
ca 1.4 km w San Andreas Dam (on sw-facing slope above last curve in gravel ridge rd before intersection above San Andreas Dam, n end Sawyer Ridge); San Francisco Watershed Reserve, n end Sawyer Ridge
312
Comment
CAS-BOT-BC389901
Silene scouleri subsp. scouleri
Walter Knight; Irja Knight
1963-7-14
s.n.
San Mateo
San Bruno Mountain. Above the quarry
Comment
CAS-BOT-BC175278
Silene verecunda
Elizabeth McClintock
1972-5-10
s.n.
San Mateo
East of Parking Lot summit of mountain. San Bruno Mountain
Comment
CAS-BOT-BC74985
Sinapis arvensis
D. D. Davis
1903-3-1
s.n.
San Mateo
Unspecified.
Comment
CAS-BOT-BC74991
Sinapis arvensis
Elizabeth McClintock; Paul Reeberg
1989-3-17
s.n.
San Mateo
San Bruno Mountains. Southwest of PG&E Marsh.
30
Comment
CAS-BOT-BC75349
Sisymbrium officinale
John H. Thomas
1969-4-24
14918
San Mateo
Near Canada College, Redwood City, near Farm Hill Drive.
Comment
CAS-BOT-BC75350
Sisymbrium officinale
Reed C. Rollins
1941-2-23
2941
San Mateo
Roadside, about 10 miles south of San Francisco.
Comment
JROH4443
Sisyrinchium bellum
John Hunter Thomas
1981-4-21
20464
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM169077
Sisyrinchium bellum
C. F. Baker
1903-4-8
3012
San Mateo
San Andreas Lake
Comment
POM169079
Sisyrinchium bellum
C. F. Baker
1902-3-30
428
San Mateo
Crystal Springs Lake.
Comment
RSA366982
Sisyrinchium bellum
Glenn A. Gorelick
1967-4-28
s.n.
San Mateo
San Mateo County: San Bruno Mts, overlooking Daly City ner San Francisco
Comment
UCSB18427
Sisyrinchium bellum
Muirhead, M.
1964-4-17
San Mateo
Crocker Estate; Hillsborough
76
Comment
RSA18327
Sisyrinchium californicum
Carl B. Wolf
1929-5-10
3708
San Mateo
Coast at Pigeon Pt. South of Pescadero.
Comment
SEINET3561666
Sitanion jubatum
Lewis S. Rose
1932-1
32226
San Mateo
Redwood City.
Comment
UC1134664
Smilacina racemosa
N. K. Carlson
1935-7-3
119
San Mateo
3 mi s Bellvale; Santa Cruz Quadrangle
Comment
SEINET3888374
Smilacina sessilifolia
Lewis S. Rose
1948-3-31
48035
San Mateo
Skyline Blvd., W. of Tanforan.; 0
91
Comment
JROH4177
Solanum americanum
John Hunter Thomas
1982-7-2
21052
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing
Comment
UCR51662
Solanum douglasii
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
UC1332473
Solanum furcatum
G. L. Stebbins Jr. and J. W. Duffield
1938-10-24
19
San Mateo
Mussell Rock
Comment
RSA784603
Solanum furcatum
Peter Rubtzoff
1974-12-17
7941
San Mateo
San Bruno Mountains. 'Saddle' area on N side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
JROH4185
Solanum umbelliferum
John H. Thomas
1956-4-7
5603
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4188
Solanum umbelliferum
John H. Thomas
1968-3-17
14192
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
NY820567
Solanum umbelliferum
L. S. Rose
1939-2-26
39016
San Mateo
Emerald Lake
183
Comment
POM203826
Solanum umbelliferum
L. S. Rose
1934-2-10
34024
San Mateo
Woodside Canyons in hills.
Comment
POM222787
Solanum umbelliferum
S. S. Berry
1909-3-31
s.n.
San Mateo
San Francisquito Creek.
61
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-BC156868
Solanum umbelliferum
W. R. Dudley
1896-2-16
s.n.
San Mateo
Glen Gloaming near Peters Cr., Santa Cruz Mts.
Comment
CAS-BOT-BC157038
Solanum umbelliferum
P. Arnaud
1941-3-16
s.n.
San Mateo
Redwood City - Whipple Road
30
Comment
CAS-BOT-BC58503
Solanum umbelliferum
W. R. Dudley
1899-5-14
s.n.
San Mateo
Head of San Pedro Creek
Comment
JROH5884
Solanum umbelliferum
J. C. Gaither Jr.
1982-5-1
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail behind weather station
Comment
RSA130953
Solanum umbelliferum
W. R. Dudley
1896-2-16
s.n.
San Mateo
Near Peters Cr. Santa Cruz Mts.
Comment
SEINET7262166
Solanum umbelliferum
S. B. Snow
1907-2-18
16
San Mateo
Jasper Ridge
Comment
UCD40949
Solanum wallacei
J. Skoss
1948-8-22
113
San Mateo
San Vincente Canyon, near Montara.
Comment Read comments Aug 8 2007
RSA473644
Solidago californica
E. A. Purer
1933-8-25
5523
San Mateo
Spring Valley.
Comment
RSA18440
Solidago canadensis subsp. elongata
C. B. Wolf
1927-6-29
568
San Mateo
3 miles south of San Gregorio.
Comment
CAS-BOT-BC353471
Solidago elongata
Peter Rubtzoff
1976-10-5
8909
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction. Western part of the area, on slope near fence, San Bruno Mountains.
Comment
CAS-BOT-BC365745
Solidago spathulata
Walter Knight; Irja Knight; Elizabeth McClintock
1963-9-2
s.n.
San Mateo
San Bruno Mountain. Power Line Ridge
Comment
SD38299
Solidago spathulata
Edith A. Purer
1932-7-18
San Mateo
Comment
CAS-BOT-BC365189
Solidago velutina subsp. californica
Roxana S. Ferris
1920-9-3
2051
San Mateo
Santa Cruz Mountain Peninsula. Near the upper Mud Lake, Coal Mine Ridge
Comment
UC711942
Solidago velutina subsp. californica
R. Bacigalupi
1941-10-30
2730
San Mateo
along Crystal Springs-Woodside Road 1/2 mi s of junction with Belmont Road
Comment
CAS-BOT-BC365936
Soliva sessilis
J. H. Thomas
1954-6-11
4283
San Mateo
About 0.25 miles north of Pigeon Point Light House
Comment
JROH1251
Soliva sessilis
John Hunter Thomas
1987-5-5
24250
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Escobar Road
Comment
CAS-BOT-BC353414
Soliva sessilis
Peter Rubtzoff
1976-5-22
8550
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction. East Fork Colma Creek canyon area, San Bruno Mountains.
Comment
CAS-BOT-BC365922
Soliva sessilis
Le Roy Abrams
1902-5-4
2428
San Mateo
Woodside
Comment
CAS-BOT-BC365933
Soliva sessilis
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
San Bruno Mountain. Slope at Flower Garden adjacent to April Brook
Comment
JROH1242
Soliva sessilis
John Hunter Thomas
1978-4-25
19147
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCD23458
Soliva sessilis
E. A. Parzail
1949-8-1
s.n.
San Mateo
1144 Cortez Avenue, Burlingame.
Comment
JROH1256
Sonchus asper subsp. asper
John H. Thomas
1968-5-3
14438
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1259
Sonchus asper subsp. asper
John Hunter Thomas
1986-5-15
24043
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-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
JROH1263
Sonchus oleraceus
John Hunter Thomas
1981-5-8
20554
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SD38308
Sonchus oleraceus
Edith A. Purer
1932-7-18
San Mateo
Half Moon Bay;
Comment
UCSB17217
Sonchus oleraceus
Schulte, John
1963-4-26
San Mateo
Jasper Ridge, 3 miles southwest of Stanford Campus, between Santa Clara Valley and main front of Santa Cruz Mountains
152
Comment
UC1252099
Sorghum bicolor
J. H. Thomas
1959-11-19
8513
San Mateo
near Bayshore & University Ave. East Palo Alto
Comment
CAS-BOT-BC236583
Sorghum halepense
Phillip C. Wheeler
1965-6-19
s.n.
San Mateo
Brisbane Lagoon, San Bruno Mountain
Comment
JROH2225
Spartium junceum
Ann Lambrecht
2009-6-4
36
San Mateo
Jasper Ridge Biological Preserve, Stanford University; San Francisquito Creek, south side, opposite Dennis Martin marker
Comment
CAS-BOT-BC390009
Spergula arvensis
John H. Thomas
1961-5-7
9247
San Mateo
Colma. Field near intersection of El Camino Real and F Street
45
Comment
JROH1747
Spergula arvensis
John Hunter Thomas
1983-4-5
21325
San Mateo
Jasper Ridge Biological Preserve, Stanford University; low flow crossing
Comment
CAS-BOT-BC166913
Spergularia arvensis
Peter Rubtzoff
1976-5-22
8551
San Mateo
Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, northwest of Fog Forest.
Comment
CAS-BOT-BC390207
Spergularia bocconi
Alice Eastwood
1937-7-25
18888
San Mateo
Pebble Beach, Pescadero
Comment
CAS-BOT-BC390458
Spergularia macrotheca var. macrotheca
Robert Robertson
1954-5-1
115
San Mateo
Bench at Pescadero Beach
9
Comment
CAS-BOT-BC390472
Spergularia macrotheca var. macrotheca
G. B. Rossbach; R. P. Rossbach
1940-6-20
738
San Mateo
1 mile south of Montara Point
Comment
JROH5582
Spergularia rubra
John Rawlings
2013-7-13
1191
San Mateo
Jasper Ridge Biological Preserve, Stanford University; a few yards downstream from the Low Flow Crossing
80
Comment
UCR160927
Spergularia rubra
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6793
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-BC390701
Spergularia rubra
Elizabeth McClintock; Walter Knight; Irja Knight
1963-9-2
s.n.
San Mateo
San Bruno Mountain. Top of ridge above Brisbane
Comment
CHSC60186
Stachys
Jan M. Karaz
1979-5-22
35
San Mateo
500 ft w of Canada College Campus Drive, 1.5 mi w of Hwy 280.
5
Comment
CDA20434
Stachys bullata
A. Gilbert
1997-6-8
s.n. - 5
San Mateo
San Francisco Bay Area; La Honda.
0
Comment
UC1537553
Stachys bullata
Gordon H. True Jr.
1936-6-7
491
San Mateo
2 mi s Pescadero
15
Comment
JROH2904
Stachys bullata
John Hunter Thomas
1977-6-16
18809
San Mateo
Jasper Ridge Biological Preserve, Stanford University; in Searsville Lake
Comment
RSA0076206
Stachys bullata
Lyman Benson
2804
San Mateo
San Francisquito Creek, San Mateo-Santa Clara County line. Stanford University, bed of San Francisquito Creek.
30
Comment
RSA116680
Stachys bullata
Josephine Randall
1907-4-27
186
San Mateo
Kings Mt. Road.
Comment
UCD125565
Stachys bullata
Alan T. Whittemore
1976-5-31
136
San Mateo
Alpine Road, near east end of Corte Madera Creek Trail.
Comment
UCD23436
Stachys bullata
Alan T. Whittemore
1976-5-31
136
San Mateo
Alpine Road, near east end of Corte Madera Creek Trail.
Comment
UC202802
Stachys chamissonis
A. D. E. Elmer
July 1903
4760
San Mateo
Pilarcitos Stone Dam
Comment
POM126367
Stachys chamissonis
Katherine Brandegee
1913-08
s.n.
San Mateo
Tobin
Comment Read comments Feb 9 2022
POM63420
Stachys chamissonis
A. D. E. Elmer
1903-07
4760
San Mateo
Pilarcitos Stone Dam.
Comment
JEPS82914
Stachys pycnantha
Roy E. Buck and Randall A. Morgan
1983-6-7
334
San Mateo
San Francisco Watershed Reserve; in triangle of Edgewood and Canada Rds and Hwy I-280
152
Comment
JROH2917
Stachys pycnantha
John H. Thomas
1963-6-23
10162
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CDA41578
Stachys rigida
A. Gilbert
1997-6-8
s.n.
San Mateo
San Francisco Bay Area; La Honda.
0
Comment
CAS-BOT-BC164650
Stachys rigida subsp. quercetorum
Peter Rubtzoff
1975-10-11
8425
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction.
Comment
RSA446690
Stachys rigida subsp. quercetorum
Glenn A. Gorelick
1967-4-14
s.n.
San Mateo
San Bruno Mts. overlooking Daly City near San Francisco.
Comment
CAS-BOT-BC164649
Stachys rigida subsp. quercetorum
Peter Rubtzoff
1976-6-13
8636
San Mateo
San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction.
Comment
UCD23431
Stachys rigida subsp. rivularis
A. Bennett
1977-5-29
39
San Mateo
0.7 miles north of Hayne Rd. intersection with Hwy 35. Collected on steep north facing slope in the shade of coast live oaks. Chaparral and oak woodland.
60
Comment
JROH2892
Stachys rigida var. quercetorum
John H. Thomas
1967-5-12
12884
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR122976
Stachys rigida var. quercetorum
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6768
San Mateo
Central Coast, Pillar Point Harbor, about 4 miles north of Half Moon Bay
6
Comment
JROH1783
Stellaria media
John Hunter Thomas
1978-4-20
19073
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC394063
Stellaria media
Margaret A. Barry
1937-5-15
88
San Mateo
Coal Mine Ridge
Comment
CAS-BOT-BC398985
Stellaria nitens
Elizabeth McClintock
1965-3-28
s.n.
San Mateo
Trillium Gulch
Comment
UC1536756
Stephanomeria elata
G. H. True Jr.
1937-7-31
830
San Mateo
near Skyline Blvd. (Alpine Road)
182
Comment
SBBG35017
Stylomecon heterophylla
A. D. E. Elmer
-May-1903
4921
San Mateo
San Pedro [Point?]
Comment
CAS-BOT-BC271638
Symphoricarpos albus var. laevigatus
D. E. Breedlove
1974-5-13
36218
San Mateo
Brushy slopes San Pedro Valley Park, Pacifica
152
Comment
CAS-BOT-BC271643
Symphoricarpos albus var. laevigatus
W. R. Dudley
1901-5-4
s.n.
San Mateo
Coal Mine Canyon near head Los Trancos Creek, Santa Cruz Mountain Peninsula
Comment
CAS-BOT-BC271646
Symphoricarpos albus var. laevigatus
Josephine D. Randall
1907-7-23
28
San Mateo
Near Crystal Springs Lake, Santa Cruz Peninsula
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
RSA246190
Symphoricarpos albus var. laevigatus
E. K. Balls
1965-9-18
12170
San Mateo
1 mile W from Skywood along Hwy 81 from Woodside to junction with Hwy 35.
Comment
CAS-BOT-BC237063
Symphoricarpos mollis
W. R. Dudley
1893-5-27
s.n.
San Mateo
Kings Mt., Santa Cruz Range, Santa Cruz Mountain Peninsula
Comment
CAS-BOT-BC237069
Symphoricarpos mollis
Fred Hemphill
1973-4-22
741
San Mateo
Area north of Malabar Road and Melendy Drive, San Carlos
207
Comment
HSC23934
Symphoricarpos mollis
Mary Katherine Wicksten
1971-7-15
173
San Mateo
Huddart Park, on Rd. to Family Campground.
Comment
CAS-BOT-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
UC1119618
Symphyotrichum chilense
A. Wright
1928-9-11
San Mateo
s of Chinese Cemetary; San Mateo Quad.
548
Comment
CAS-BOT-BC99057
Symphyotrichum chilense
David D. Keck
1931-9-27
1274
San Mateo
Dumbarton Bridge, at roadsides just inland from tide-flats.
Comment
CAS-BOT-BC99098
Symphyotrichum chilense
Helen D. Geis
1901-10-25
s.n.
San Mateo
Near Spaingstown (Half Moon Bay)
Comment
CAS-BOT-BC99388
Symphyotrichum subspicatum
Gordon H. True
1936-6-14
507
San Mateo
Canyon n. of Salada Beach
Comment
JEPS49084
Symphyotrichum subspicatum
Lewis S. Rose
1966-8-15
66083
San Mateo
Pillar Point
Comment Read comments Feb 2 2012
UC57661
Symphyotrichum subspicatum
unknown
1874-9-19
San Mateo
Belmont
Comment
CAS-BOT-BC376710
Tanacetum bipinnatum
Walter Knight; Irja Knight
1963-8-5
s.n.
San Mateo
San Bruno Mountain. Radio Road
Comment
CAS-BOT-BC376918
Taraxacum officinale
Paul Reeberg
1989-5-1
s.n.
San Mateo
San Bruno Mountains. Junction of Randolph Ave. and Hillside Blvd.
Comment
JROH2997
Taraxia ovata
W. R. Dudley
1894-3-24
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University; canada above Searsville Reservoir
Comment
JROH376
Tauschia kelloggii
Toni Corelli
2004-3-24
268
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Area H
167
Comment
RSA119855
Tauschia kelloggii
W. R. Dudley
1892-5-14
s.n.
San Mateo
Pass, near head of Calera Valley.
Comment
CAS-BOT-BC447478
Tellima grandiflora
W. R. Dudley
1900-3-17
s.n.
San Mateo
Ravine, north of Seal Cove
Comment
POM141769
Tellima grandiflora
A. D. E. Elmer
1903-06
4702
San Mateo
Pescadero.
Comment
UC203041
Tellima grandiflora
A. D. E. Elmer
Jun 1903
4702
San Mateo
Pescadero
Comment
UCR56173
Tellima grandiflora
Ray Langham
1966-4-3
135
San Mateo
[NW] of La Honda, King's Grove [apparently vicin. of Tunitas Creek Rd., Mitchell Creek drainage]
229
Comment
CAS-BOT-BC447484
Tellima grandiflora
Roxana S. Ferris
1920-4-26
1964
San Mateo
Pescadero near mouth of canon
152
Comment
UCD96952
Tetragonia tetragonoides
Beecher Crampton
1962-6-11
6517
San Mateo
Pacifica, Rockaway Beach, State Hwy. 1.
Comment
CAS-BOT-BC438263
Tetragonia tetragonoides
R. Bacigalupi
1941-10-22
2740
San Mateo
Very close to the San Francisco-San Mateo County Line.
Comment
CAS-BOT-BC438266
Tetragonia tetragonoides
J. H. Thomas
1963-8-4
10239
San Mateo
Just north of Pigeon Pt. Light House.
Comment
CAS-BOT-BC438269
Tetragonia tetragonoides
Robert Robertson
1954-4-14
74
San Mateo
N.W. of Palo Alto Yacht Club.
3
Comment
UC634944
Thalictrum fendleri
H. L. Mason
1927-4-23
3680
San Mateo
summit of road between La Honda and Pescadero Creek
Comment
JROH3512
Thalictrum fendleri var. polycarpum
John Hunter Thomas
1981-4-21
20463
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC311127
Thalictrum fendleri var. polycarpum
A. D. E. Elmer
June, 1903
4425
San Mateo
Butano Creek
Comment Read comments Sep 6 2011
UCR122981
Thalictrum fendleri var. polycarpum
George K. Helmkamp, E. A. Helmkamp
2001-6-2
6787
San Mateo
San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1
244
Comment
CAS-BOT-BC399842
Thalictrum polycarpum
A. D. E. Elmer
1903-6-1
4425
San Mateo
Butano Creek
Comment
CAS-BOT-BC66659
Thysanocarpus curvipes
John H. Thomas
1968-4-13
14290 A
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
CAS-BOT-BC66663
Thysanocarpus curvipes
John H. Thomas
1971-4-3
15745
San Mateo
Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto.
Comment
JROH1595
Thysanocarpus curvipes subsp. elegans
John Hunter Thomas
1981-4-21
20455
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
RSA0039332
Thysanocarpus curvipes var. curvipes
Carl B. Wolf
1929-5-17
3716
San Mateo
1 mi. west of Skyline Drive on Alpine Road.
Comment
CAS-BOT-BC447583
Tiarella trifoliata var. unifoliata
W. R. Dudley
1895-6-6
s.n.
San Mateo
Santa Cruz Mountain Peninsula: Pescadero Creek near Iverson's
Comment
JROH394
Torilis nodosa
John Hunter Thomas
1986-5-6
24018
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH407
Torilis nodosa
John Hunter Thomas
1992-5-14
25224
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near boat ramp
Comment
CAS-BOT-BC81496
Torreya californica
W. R. D.
1894-3-24
s.n.
San Mateo
near fork of Alpine and San Gregorio road, La Honda
Comment
CAS-BOT-BC377136
Tragopogon porrifolius
W. R. Dudley
1897-5-12
s.n.
San Mateo
Santa Cruz Peninsula. On road from Bay to Menlo Park
Comment
CAS-BOT-BC389711
Tragopogon porrifolius
L. Sigal
1969-5-1
280
San Mateo
Campus of San Mateo
Comment
POM63947
Trichostema lanceolatum
C. F. Baker
1901-10-20
55
San Mateo
Summit of Coast Range
Comment
CHSC1405
Trientalis latifolia
J. Baynes
1929-5-20
San Mateo
Near Moss Beach.
Comment
POM128507
Trientalis latifolia
L. R. Abrams
1902-5-20
2468
San Mateo
Kings Mountain
Comment
SD227822
Trifolium
G. K. Helmkamp, E. A. Helmkamp
1998-5-16
3744
San Mateo
Portola Valley: Golden Hills Rd along Los Trancos Creek.
106
Comment
UCSC010881
Trifolium
R. Morgan
1997-5-13
2569
San Mateo
Vicinity of San Mateo/Santa Cruz County line
Comment
SEINET3523144
Trifolium albopurpureum
Lewis S. Rose
1933-5-17
33172
San Mateo
Redwood City.
Comment
RSA634967
Trifolium albopurpureum
Michael A. Vincent, Ethan H. Freid, Karl Vincent
1998-4-9
8202
San Mateo
Along east side of Canada Road, ca. 200 yards southeast of its junction with Edgewood Road, just southwest of I-280, at Filoli Center.
Comment
JROH2234
Trifolium arvense
Toni Corelli
2006-5-30
312
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road G, in the center of road that goes to Douglas' iris site, in disturbed area in large mammal camera site 4
111
Comment
JROH2241
Trifolium barbigerum
John H. Thomas
1974-4-25
17202
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge
Comment
POM278010
Trifolium bifidum
Lyman D. Benson
1935-5-5
6523
San Mateo
Lake Searsville
152
Comment
SJSU7992
Trifolium bifidum var. bifidum
M. S. Hall
1965-5-8
111
San Mateo
near canyon bottom, W San Carlos Hills
Comment
POM20500
Trifolium bifidum var. decipiens
A. D. E. Elmer
1903-04
4798
San Mateo
Portola.
Comment
SBBG33500
Trifolium ciliolatum
A. D. E. Elmer
-May-1903
San Mateo
Portola
Comment
JROH2228
Trifolium dichotomum
Herbert Dengler
1957-4-7
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2230
Trifolium dichotomum
John H. Thomas
1964-4-19
10319
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR101649
Trifolium dubium
George K. Helmkamp, E. A. Helmkamp
1998-5-16
3744
San Mateo
Portola Valley, Golden Hills Rd along Los Trancos Creek
107
Comment
CHSC39833
Trifolium fucatum
Maibelle Williams
1929-5-10
San Mateo
Moss Beach.
Comment
JROH2284
Trifolium fucatum
John H. Thomas
1955-5-6
4987
San Mateo
Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent grassy slopes
Comment
JROH2300
Trifolium fucatum
John Hunter Thomas
1983-4-21
21639
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2304
Trifolium fucatum
John Hunter Thomas
1986-4-30
23985
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU7974
Trifolium fucatum
S. H. Anderson
1962-4-15
San Mateo
Burlingame Hills
Comment
UCSB7299
Trifolium fucatum
Walker, Clifford
1954-4-20
San Mateo
50 yds. from ocean, 1 mi. S of Half Moon Bay
Comment
UCSC003369
Trifolium fucatum var. fucatum
Randall Morgan
2001-5-9
3730
San Mateo
on bluff at San Gregorio State Beach, San Mateo County
Comment
JROH5960
Trifolium glomeratum
John Rawlings
2017-5-30
2086
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road B at edge of oak scrub,
81
Comment
JROH2317
Trifolium gracilentum
John H. Thomas
1971-4-24
15776
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU659
Trifolium grayi
J. E. Hagerty
1950-5-20
San Mateo
Pescadero
Comment
JROH2322
Trifolium hirtum
John Hunter Thomas
1984-4-24
23300
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Sand Hill Road fence
Comment
JROH2331
Trifolium hirtum
Carol Zabel
1989-4-19
12
San Mateo
Jasper Ridge Biological Preserve, Stanford University; Road C
Comment
JROH2336
Trifolium hybridum
John Hunter Thomas
1983-6-2
22326
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near the low-flow crossing
Comment
JROH2339
Trifolium microdon
John H. Thomas
1964-4-19
10316
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Searsville end of ridge
Comment
JROH2340
Trifolium oliganthum
John H. Thomas
1968-4-19
14306
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2344
Trifolium repens
John H. Thomas
1974-10-29
17645
San Mateo
Jasper Ridge Biological Preserve, Stanford University; small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr.
Comment
JROH2355
Trifolium subterraneum
John Hunter Thomas
1985-5-2
23579
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
HSC1863
Trifolium variegatum
J. Wendell Howe
1930-4-11
San Mateo
Menlo Park
Comment
JROH2381
Trifolium variegatum
John H. Thomas
1971-4-10
15762
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2386
Trifolium variegatum
John Hunter Thomas
1978-4-20
19080
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH2389
Trifolium variegatum
John Hunter Thomas
1991-5-2
25007
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET3131915
Trifolium variegatum
L. S. Rose
1937-5-2
37251
San Mateo
Burlingame
91
Comment
UCSC004602
Trifolium vesiculosum
Randall Morgan
2004-4-16
4239
San Mateo
Dejernosi property NW of Skylanda
Comment
JROH2397
Trifolium willdenovii
John H. Thomas
1967-4-28
12720
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
POM204511
Trillium chloropetalum var. chloropetalum
I. L. Wiggins
1931-2-21
5092
San Mateo
Pescadero Beach.
Comment
POM290752
Trillium chloropetalum var. giganteum
Lyman Benson
1929-3-2
989
San Mateo
Hill above Lake Searsville.
Comment
CAS-BOT-BC521064
Trillium chloropetalum var. giganteum
Alice Eastwood
1916-3-1
s.n.
San Mateo
San Mateo
Comment
CAS-BOT-BC521071
Trillium chloropetalum var. giganteum
1922-3-27
s.n.
San Mateo
Pescadero Creek
Comment
CAS-BOT-BC521204
Trillium chloropetalum var. giganteum
Ira L. Wiggins
1931-2-21
5092
San Mateo
Pescadero Beach
Comment
CAS-BOT-BC133429
Trillium ovatum
L. R. Abrams
1898-3-5
s.n.
San Mateo
Kings Mt.
Comment
CAS-BOT-BC133432
Trillium ovatum
W. R. Dudley
1893-4-1
s.n.
San Mateo
Bear Gulch [Canon] Canyon, near Woodside
Comment
SBBG51419
Trillium ovatum
J. Doty
1969-3-26
601
San Mateo
St Hwy 34, 6 mi N of its jct with St Hwy 38
Comment
SEINET8502272
Trillium ovatum
R. L. Oliver
1976-4-18
s.n.
San Mateo
San Mateo Memorial Park, La Honda.
Comment
JEPS17979
Triphysaria eriantha subsp. rosea
George B. Rossbach
1955-3-26
476
San Mateo
next ridge n San Bruno Mt. (n San Mateo County); next ridge n of San Bruno Mt.
243
Comment
UC27282
Triphysaria eriantha subsp. rosea
W. L. Jepson
1891-4-4
San Mateo
San Bruno Hills
Comment
CAS-BOT-BC238555
Triphysaria floribunda
C. F. B.
1902-3-22
346
San Mateo
South San Francisco
Comment
CAS-BOT-BC238562
Triphysaria floribunda
L. R. A.
1902-4-13
2321
San Mateo
Lake San Andreas
Comment
UC311192
Triphysaria floribunda
A. D. E. Elmer
April, 1903
4522
San Mateo
South San Francisco
Comment
JROH4135
Triphysaria pusilla
John H. Thomas
1966-4-6
11549
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH4138
Triphysaria pusilla
John H. Thomas
1971-4-10
15753
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SEINET7076094
Triphysaria versicolor subsp. faucibarbata
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
SJSU2308
Triphysaria versicolor subsp. versicolor
C. W. Sharsmith
1950-4-16
6637
San Mateo
near Pescadero Point near Pescadero
Comment
JROH4747
Triteleia laxa
John H. Thomas
1971-5-30
15956
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Along trail below dam.
Comment
CAS-BOT-BC526358
Triteleia laxa
H. A. Dutton
1900-3-25
s.n.
San Mateo
Woodside, Santa Cruz Peninsula
Comment
CAS-BOT-BC74054
Turritis glabra
John H. Thomas
1965-4-28
10606
San Mateo
San Bruno Mountain in northern part of county.
914
Comment
JROH5532
Typha angustifolia
L. R. Abrams
1919-8-20
7347
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Searsville Lake.
Comment
RSA10402
Typha angustifolia
Carl B. Wolf
1927-6-15
2168
San Mateo
Along Skyline Drive, 8 mi. S of San Francisco.
Comment
CDA20602
Ulex europaeus
J. Beall
2005-10-27
PDR 1359199
San Mateo
San Francisco Bay Area; 0.25 mi Nof Westline and Skyline, Daly City.
0
Comment
RSA144497
Ulex europaeus
John H. Thomas
1960-11-11
8924
San Mateo
Along Skyline Drive about 0.2 mi. N. of Pulgas water temple.
91
Comment
JROH4220
Ulmus minor
John Hunter Thomas
1985-4-25
23559
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Causeway
Comment
CAS-BOT-BC73689
Ulmus parvifolia
John Thomas Howell
1966-7-24
41997
San Mateo
Burlingame - in flower beds near planed trees, Trousdale Ave. just west of El Camino Real.
Comment
CAS-BOT-BC91226
Umbellularia californica
Elizabeth McClintock
1969-3-9
s.n.
San Mateo
San Bruno Mountains. In Gladys Canyon, south of Brisbane.
Comment
JROH138
Umbellularia californica
John H. Thomas
1968-2-11
14143
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH146
Umbellularia californica
John Hunter Thomas
1991-12-28
25117
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UCR2995
Umbellularia californica
Wm. Horn Jr.
1963-4-9
630409- 01
San Mateo
San Francisco Bay region, Hillsborough, 2240 Redington Rd.
30
Comment
CAS-BOT-BC91221
Umbellularia californica
W. R. Dudley
1894-11-24
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Near Big Redwood, Ramsay's Place, Searsville.
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
JROH4235
Urtica dioica subsp. holosericea
John H. Thomas
1961-6-14
9547
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Near bridge across the two parts of Searsville Lake
Comment
JROH4238
Urtica dioica subsp. holosericea
John Hunter Thomas
1980-11-27
20182
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
CAS-BOT-BC412533
Urtica urens
J. H. Thomas
1961-5-6
9225
San Mateo
About 1/4 mile west of center of Pescadero
15
Comment
CAS-BOT-BC199175
Vaccinium cespitosum
John H. Thomas
1961-8-27
9709
San Mateo
San Bruno Mountain in northern part of county
396
Comment
CAS-BOT-BC199359
Vaccinium ovatum
L. R. A.
1902-3-16
2281
San Mateo
King's [Kings] Mountain
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
CAS-BOT-BC199374
Vaccinium ovatum
Eric Walther
1919-8-1
s.n.
San Mateo
Woodside
Comment
SJSU11091
Vaccinium ovatum
S. H. Casey
1969-5-18
260
San Mateo
near summit San Bruno Mt
Comment
CAS-BOT-BC199465
Vaccinium parvifolium
A. D. E. Elmer
1903-5-1
4924
San Mateo
Butano Creek
Comment
CAS-BOT-BC76143
Vancouveria planipetala
Miss A. M. Patterson
1906-4-27
s.n.
San Mateo
Santa Cruz Mountain Peninsula. King's Mountain.
Comment
POM272218
Vancouveria planipetala
Lyman Benson
1931-5-10
2795
San Mateo
Woodside, Santa Cruz Mountains.
244
Comment
RSA95474
Vancouveria planipetala
L. S. Rose
1954-5-17
54046
San Mateo
Kings Mountain.
610
Comment
SEINET3381842
Velaea kelloggii
Lewis S. Rose
1939-5-5
s.n.
San Mateo
San Mateo Canyon.
46
Comment
JROH4277
Verbena lasiostachys var. scabrida
John H. Thomas
1974-10-26
17626
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
UC615560
Verbena lasiostachys var. scabrida
Beryl O. Schreiber
1932-5-29
307
San Mateo
Crystal Springs
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
POM283785
Veronica peregrina subsp. xalapensis
Lyman D. Benson
1930-5-3
2119
San Mateo
Lake Searsville, Stanford Univ. San Francisco Bay watershed, Santa Cruz mtn range.
183
Comment
POM283828
Veronica persica
Lyman D. Benson
1935-5-5
6518
San Mateo
Lake Searsville. Stanford University. Santa Cruz Mtn range. S.F. Bay watershed.
152
Comment
UC2049896
Vicia americana subsp. americana
H. W. Johansen
1958-5-18
22
San Mateo
Coast Hwy 1, S of Pescadero
Comment
RSA195662
Vicia angustifolia
John H. Thomas
1967-5-2
12739
San Mateo
Colma. Near intersection of El Camino Real and F Street.
Comment
SBBG30068
Vicia benghalensis
J. T. Howell
1938-6-4
13886
San Mateo
Burlingame
Comment
SJSU15216
Vicia benghalensis
Toni Corelli
2010-5-4
624 b
San Mateo
Ano Nuevo State Park, Cascade Field, Cascade Creek Trail
25
Comment
SJSU15772
Vicia benghalensis
Toni Corelli
2010-6-1
635
San Mateo
Wavecrest, west of Highway 1 in Half Moon Bay.
24
Comment
POM16883
Vicia gigantea
Baker
1902-4-12
506
San Mateo
San Gregorio
Comment
UCSC008143
Vicia sativa subsp. sativa
Becky Hendricks
2012-5-16
s.n.
San Mateo
Ano Nuevo State Park
Comment
JROH5846
Vicia villosa subsp. varia
Carol Zabel, Ann Lambrecht
2004-5-19
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Road B along SLAC corridor
Comment
JROH424
Vinca major
John H. Thomas
1977-4-8
18517
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Portola Rd. and Sand Hill Rd.
Comment
CAS-BOT-BC264031
Viola adunca
W. R. Dudley
1896-12-31
s.n.
San Mateo
Santa Cruz Mountain Peninsula. Between San Gregorio and Pescadero, near sea
Comment
UC566140
Viola adunca
A. E. Wieslander
1935-2-3
507
San Mateo
1/2 mi se of Pigeon Point
30
Comment
UC19283
Viola glabella
J. Burtt Davy
1895-4-20
1056
San Mateo
Pilarcitos Creek
Comment
CAS-BOT-BC536572
Viola glabella
Mrs. E. C. Sutliffe
1921-4-3
s.n.
San Mateo
Lake Pilarcitos
Comment
CAS-BOT-BC536833
Viola glabella
Roxana S. Ferris
1920-4-26
1961
San Mateo
Santa Cruz Mountain Peninsula: near mouth of canon of Pescadero Crek
243
Comment
RSA120705
Viola ocellata
S. S. Tillett, I. Sternback
1956-6-24
527
San Mateo
Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park.
396
Comment
RSA130981
Viola ocellata
H. L. Mason
1917-3-8
66
San Mateo
Kings Mtn.
Comment
JROH4285
Viola ocellata
H. J. Dengler
1972-5-8
s.n.
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Eight feet from S.F. Creek by great boulder at redwood grove by Searsville Rocks.
Comment
RSA249485
Viola pedunculata
John F. Emmel
1971-6-21
397
San Mateo
On grassy slope above Guadalupe Cyn Parkway, 0.4 air mile SSW of Midway Village School, San Bruno Mtns.
107
Comment
SBBG32255
Viola pedunculata
L. S. Rose
1968-3-26
68010
San Mateo
S base of San Bruno Mtn; South San Francisco
30
Comment
UC19358
Viola sempervirens
Kellogg
1870-5-19
San Mateo
San Gregoria Creek
Comment
SEINET215125
Viola sempervirens
C. Hendel
1973-4-15
14
San Mateo
Tunitas Creek Road 6.5 mi from its jct. with Skyline Boulevard ca. 9 mi S of San Mateo
Comment
UCSB21796
Viola sempervirens
Masero, Ann
1967-3-21
San Mateo
Butano Canyon, 3.7 miles east of junction of Cloverdale Road and Canyon Road on Canyon Road
131
Comment
CAS-BOT-BC199848
Vulpia bromoides
W. R. Dudley
1901-5-11
s.n.
San Mateo
Near Colma
Comment
CAS-BOT-BC199857
Vulpia bromoides
Javier Penalosa
1963-3-9
2694
San Mateo
Ravine 1/2 mi. east of 1314 ft. summit
304
Comment
RSA195564
Vulpia bromoides
John H. Thomas
1963-5-20
10120
San Mateo
Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz
Comment
CAS-BOT-BC185773
Vulpia myuros subsp. megalura
George Oberlander
1950-5-2
942
San Mateo
San Andreas Lake
Comment
CAS-BOT-BC185776
Vulpia myuros subsp. megalura
Phillip C. Wheeler
1965-4-27
s.n.
San Mateo
Sierra Point
Comment
CAS-BOT-BC185991
Vulpia myuros var. myuros
Javier Penalosa
1963-3-9
2688
San Mateo
Ravine 1/2 mi. east of 1314ft. summit. San Bruno Mountain
304
Comment
CAS-BOT-BC128730
Whipplea modesta
J. H. Thomas
1949-4-14
271
San Mateo
King's Mountain
Comment
CAS-BOT-BC128735
Whipplea modesta
Ira L. Wiggins
1925-4-1
1666
San Mateo
On Kings Moutnain road one mile above Woodside.
Comment
CAS-BOT-BC128772
Whipplea modesta
W. R. Dudley
1895-6-7
s.n.
San Mateo
In woods on ridge beween Pescadero and butano, by trail to Big Basin - Santa Cruz Peninsula
Comment
JEPS127869
Wyethia angustifolia
Adam C. Schneider
2013-5-17
146
San Mateo
Crystal Springs Reservoir
Comment
JROH1305
Wyethia angustifolia
John Hunter Thomas
1980-5-8
19951
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH1308
Wyethia angustifolia
John Hunter Thomas
1984-4-2
23273 3 F
San Mateo
Jasper Ridge Biological Preserve, Stanford University; near Westridge fence
Comment
CAS-BOT-BC383201
Wyethia angustifolia
Javier Penalosa
1963-3-30
s.n.
San Mateo
San Bruno Mountain. North of Randolph Drive at Hillside Blvd. in South San Francisco
91
Comment
RSA178658
Wyethia glabra
John H. Thomas
1964-4-19
10312
San Mateo
Jasper Ridge Biological experimental area, 5 miles SW of Palo Alto.
Comment
JROH410
Yabea microcarpa
John H. Thomas
1957-4-16
6651
San Mateo
Jasper Ridge Biological Preserve, Stanford University; open serpentine area on top of ridge and adjacent slopes
Comment
JROH414
Yabea microcarpa
John Hunter Thomas
1981-5-5
20543
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
JROH5545
Yabea microcarpa
John Rawlings
2013-4-16
1138
San Mateo
Jasper Ridge Biological Preserve, Stanford University. Trail 2 extension about 120 meters from trail marker near boundary fence east of Escobar Gate.
135
Comment
RSA304269
Zantedeschia aethiopica
James R. Shevock
1971-3-21
821
San Mateo
Pepple Beach.
8
Comment
SD38282
Zeltnera davyi
Edith A. Purer
1933-7-27
5361
San Mateo
Pigeon Point
Comment
JROH2572
Zeltnera muehlenbergii
John Hunter Thomas
1989-6-6
24763
San Mateo
Jasper Ridge Biological Preserve, Stanford University
Comment
SJSU15943
Zeltnera muehlenbergii
John Rawlings, Ken Hickman
2016-5-26
1818
San Mateo
Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line
122
Comment
CAS-BOT-BC531548
Zigadenus fremontii
Margaret A. Barry
1937-5-15
91
San Mateo
Coal Mine Ridge
Comment
CAS-BOT-BC532763
Zigadenus fremontii
Rimo Bacigalupi
1922-3-28
s.n.
San Mateo
Near ocean between mouth of Gazos and Pigeon Pt.
Comment