Search Results — 2000 specimen records retrieved (1328 records with coordinates)
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Results for search: County=SAN MATEO; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD41411  Abronia latifolia Edith A. Purer 1966-7-27 5381 San Mateo Two miles South of Pigeon Point Comment
  JROH2957  Abutilon theophrasti Carol Zabel 2006-8-21 62 San Mateo Jasper Ridge Biological Preserve, Stanford University; resident ranger's yard Comment
  JROH1983  Acacia melanoxylon Toni Corelli 2005-8-3 299 b San Mateo Jasper Ridge Biological Preserve, Stanford University. South of Road B, along San Francisquito Creek near Dennis Martin site 71 Comment
  JEPS30400  Acaena pinnatifida var. californica James B. Roof, Irja Knight 1963-4-24 San Mateo w. end of San Bruno Mt. (slopes above Colma Canyon, Daly City); Daly City, San Bruno Mt. Comment
  CAS-BOT-BC451122  Acaena pinnatifida var. californica W. R. Dudley 1901-5-11 s.n. San Mateo Near Millbrae; Santa Cruz Peninsula Comment
  CAS-BOT-BC451123  Acaena pinnatifida var. californica George Oberlander 1950-5-6 876 San Mateo Grassland about San Andreas Lake; San Francisco Watershed Reserve Comment
  JEPS62924  Acanthomintha duttonii Harry A. Dutton 1915-5-26 San Mateo Menlo (W of, near Menlo Golf Club), Vicinity of San Francisco Bay Region. Comment
  UC517976  Acanthomintha duttonii Lewis S. Rose 1933-5-17 33171 San Mateo Redwood City Comment
  UC729637  Acanthomintha duttonii Carl B. Wolf 1929-5-24 3723 San Mateo above Upper Emerald Lake (back of Redwood City) Comment
  CAS-BOT-BC333210  Acer macrophyllum W. R. Bentley 1957-4-6 74 San Mateo 1 mile above Alpine Road on county fire road between Portola Valley and Page Mill road. 91 Comment
  CAS-BOT-BC333291  Acer macrophyllum A. D. E. Elmer 1903-5-1 4509 San Mateo Portola Comment
  JROH155  Acer macrophyllum John H. Thomas 1971-4-25 15786 San Mateo Jasper Ridge Biological Preserve, Stanford University 92 Comment
  POM222809  Acer macrophyllum S. S. Berry 1909-3-31 s.n. San Mateo San Francisquito Creek. 61 Comment
  UCSB11438  Acer macrophyllum Olson, Jim 1962-4-15 San Mateo 1 mile east of Portola State Park on Portola State Park Road 243 Comment
  RSA152264  Acer negundo subsp. californicum I. L. Wiggins 1925-4-11 1633 San Mateo Hillside across from Schroders, 1.5 miles above Stanford University Comment
  CAS-BOT-BC336919  Acer negundo var. californicum C. F. Baker 1902-4-6 472 San Mateo Crystal Springs Lake 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
  CAS-BOT-BC21552  Achillea millefolium John H. Thomas 1955-4-6 4835 San Mateo San Bruno Mountain just north of South San Francisco 91 Comment
  CAS-BOT-BC21579  Achillea millefolium John H. Thomas 1963-5-20 10141 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC21584  Achillea millefolium Fred Hemphill 1973-5-6 760 San Mateo San Carlos. North of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC21591  Achillea millefolium W. E. Lawrence; D. D. Keck 1933-5-11 L 5019 San Mateo Half Moon Bay Comment
  SBBG25068  Achillea millefolium D. Myrick 1966-6-11 1446 San Mateo off Hwy 1, S of San Francisco near Pescadero Comment
  CAS-BOT-BC21595  Achillea millefolium Catherine Toschi 1963-2-23 63 :15 San Mateo San Bruno Mountains above Crocker Avenue 152 Comment
  UCSC004912  Achillea millefolium Monica Larenas 1985-6-1 16 San Mateo Hwy 92, summit near intersection with Skyline Blvd Comment
  UC336187  Achyrachaena mollis Kellogg and Harford San Mateo Plains of Sacramento 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
  OBI12966  Acmispon glaber var. glaber Robert F. Hoover 1964-9-10 9290 San Mateo Devil's slide, between Pedro-Point and Montara Comment
  JROH2082  Acmispon wrangelianus Daniel Cohen 1953-4-11 10 San Mateo Jasper Ridge Biological Preserve, Stanford University; on north shore of Searsville Lake Comment
  JROH2095  Acmispon wrangelianus John H. Thomas 1967-5-10 12848 San Mateo Jasper Ridge Biological Preserve, Stanford University 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
  POM204319  Adenocaulon bicolor I. L. Wiggins 1929-7-4 3773 San Mateo 4 miles W of La Honda on hill road to Pescadero Beach. Comment
  LA207851  Adenostoma fasciculatum David D. Keck; 1932-5-25 1781 San Mateo Hills 2 mi. W. of Belmont Comment
  SEINET191645  Adenostoma fasciculatum L. S. Rose 1941-6-12 41270 San Mateo Emerald Lake hills west of Redwood City. 120 Comment
  UC662651  Adenostoma fasciculatum L. S. Rose 1941-6-12 41270 San Mateo hills w. Redwood City (Emerald Lake); Emerald Lake 120 Comment
  JROH3584  Adenostoma fasciculatum var. fasciculatum Richard L. Garber 1971-7-13 40 San Mateo Jasper Ridge Biological Preserve, Stanford University 165 Comment
  IRVC14117  Adiantum aleuticum B. T. Gittins 1966-8-23 1614 San Mateo About 2 miles E of junction Alpine Road with La Honda Road. Comment
  UC811122  Adiantum jordanii Lewis S. Rose 1939-5-13 39113 San Mateo canyon w of Burlingame 60 Comment
  UCSB17806  Aesculus californica Schulte, John 1963-4-26 San Mateo Jasper Ridge, 3 miles SW of Stanford Campus, between Santa Clara Valley and Santa Cruz Mountains 137 Comment
  CAS-BOT-BC22979  Agoseris grandiflora var. grandiflora Walter Knight; Irja Knight 1964-5-4 s.n. San Mateo Crocker Hills Comment
  JROH485  Agoseris grandiflora var. grandiflora John Hunter Thomas 1981-5-25 20638 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC46170  Agoseris heterophylla Ned Cahill 1974-5-18 295 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JROH489  Agoseris heterophylla John H. Thomas 1970-4-28 15611 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM52819  Agoseris hirsuta A. D. E. Elmer 1903-04 s.n. San Mateo Cemeteries Comment
  RSA116649  Agoseris hirsuta W. R. Dudley 1906-6-11 s.n. San Mateo In field E of Kings Mt. House Comment
  UCSC008504  Agrostis Randall Morgan 2013-5-24 5527 San Mateo Bean Hollow State Beach, on side of trial, a bit beyond #5526 and well beyond wooden bridge Comment
  SACT000119  Agrostis alba Malcolm Nobs, S. Smith 1949-8-25 San Mateo Marshes of Sharp Park Comment
  JEPS82921  Agrostis blasdalei James A. West 1983-8-14 189 San Mateo exposed coastal bluffs ca 2 km s of the Pigeon Point Lighthouse, +/- overlooking Columbia Beach Comment
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Dec 20 2015
  SEINET3916034  Agrostis californica Beecher Crampton 1962-6-11 6489 San Mateo Northern city limits of Pacifica, along State Highway 1, just southwest of its junction with Skyline Boulevard.; 0 Comment
  JROH5601  Agrostis capillaris John Rawlings 2013-6-26 1204 San Mateo Jasper Ridge Biological Preserve, Stanford University. A few meters from the semaphore grass vernal depression west of Rd. C 121 Comment
  UCD37958  Agrostis densiflora Beecher Crampton 1962-6-11 6489 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-BC127381  Agrostis exarata Michener; Bioletti 1893-6-1 132 San Mateo South Pilarcitos. Comment
  JROH4782  Agrostis exarata W. R. Dudley 1903-1-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Lake Comment
  RSA523957  Agrostis exarata Gordon H. True Jr. 1937-10-16 849 San Mateo Near Thornton Beach 259 Comment
  CAS-BOT-BC138977  Agrostis pallens Henry E. Wieser 1922-6-4 s.n. San Mateo Black Mountain Road. Hillsborough Hills near Burlingame. Comment
  CDA926  Agrostis pallens D. G. Kelch, B. G. Baldwin, Sue Bainbridge, Abigail Moore 2005-6-21 5 .369 San Mateo S.F. Water District land, near Spring Valley. NE corner Pilarcitos Lake. Comment
  JEPS101120  Aira caryophyllea Dean W. Taylor 1988-3-16 9406 San Mateo San Bruno Mountain, summit of mountain, along fire road ca. 120 m east from summit parking lot , 371 Comment
  CAS-BOT-BC138248  Aira caryophyllea var. caryophyllea W. R. Dudley 1906-5-13 s.n. San Mateo Santa Cruz Mountain Peninsula. Hills southwest of San Mateo. Comment
  JROH4540  Allium amplectens D. E. Breedlove 1971-5-31 19384 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  SD39066  Allium falcifolium Marie Cummings 1933-4-14 18 San Mateo Spring Valley. Comment
  CDA928  Allium peninsulare D. G. Kelch, B. G. Baldwin, Sue Bainbridge, Abigail Moore 2005-6-21 5 .366 San Mateo S.F. Water District land, near Spring Valley. NE corner Pilarcitos Lake. Comment
  JROH4558  Allium peninsulare var. franciscanum John H. Thomas 1971-5-30 15963 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4561  Allium peninsulare var. franciscanum Toni Corelli 2003-5-28 259 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
  UC615425  Allium peninsulare var. franciscanum Beryl O. Schreiber 1932-5-29 309 San Mateo Spring Valley Water Company Road Comment
  JROH1326  Alnus rhombifolia John H. Thomas 1971-5-30 15981 San Mateo Jasper Ridge Biological Preserve, Stanford University; along creek, below dam Comment
  CAS-BOT-BC137918  Alopecurus saccatus James McMurphy 1906-5-8 s.n. San Mateo Pond near head of Crystal Springs Lakes. Comment
  UCD97767  Amaranthus retroflexus John Thomas Howell 1978-7-18 53187 San Mateo McClellan residence, 1356 Bernal Ave., Burlingame. Comment
  CAS-BOT-BC44925  Ambrosia chamissonis Robert T. Orr 1961-7-13 s.n. San Mateo Ano Nuevo Island Comment
  SBBG45023  Ambrosia chamissonis L. S. Rose 1935-9-29 35653 San Mateo Granada 3 Comment
  CAS-BOT-BC44928  Ambrosia chamissonis Lewis S. Rose 1956-8-13 56144 San Mateo Princeton sand dunes 6 Comment
  SEINET10517582  Ammophila arenaria Delzie Demaree 1933-7-27 Demaree 10441 San Mateo Sand dunes two miles south of Pigeon Point. Stabilizing moving dune areas. Comment
  CAS-BOT-BC214044  Amsinckia Mrs. E. C. Sutliffe 1933-5-17 s.n. San Mateo Skyline Blvd. near Alpine Creek Road Comment
  JROH1343  Amsinckia intermedia John Hunter Thomas 1983-4-5 21321 San Mateo Jasper Ridge Biological Preserve, Stanford University; low-flow crossing Comment
  UCD78151  Amsinckia lunaris Robert E. Preston 2008-4-3 2603 San Mateo Near Lower Crystal Springs Reservoir, ca. 200 ft E of Sawyer Camp Trail, 0.5 mi NNE of its jct with Skyline Blvd 109 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
  JROH1350  Amsinckia menziesii John Hunter Thomas 1987-4-4 24169 San Mateo Jasper Ridge Biological Preserve, Stanford University; below Searsville Dam Comment
  JROH1354  Amsinckia menziesii John Hunter Thomas 1987-5-15 24281 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing Comment
  RSA116698  Anagallis arvensis W. R. Dudley 1900-3-17 s.n. San Mateo Bank near Ocean, South slope montara mts. Comment
  RSA246189  Anaphalis margaritacea E. K. Balls 1969-9-18 12173 San Mateo 6 mi. S along the La Honda Road (Hwy 84) past jct. hwy 84 and hwy 35. Beside San Gergorio Creek. 137 Comment
  CAS-BOT-BC391910  Anemone grayi Elmer I. Applegate 1895-3-9 3 1/2 San Mateo Woodside Comment
  CAS-BOT-BC391914  Anemone grayi J. H. Thomas 1949-4-14 274 San Mateo Kings Mountain Comment
  POM176875  Anemone grayi W. R. Dudley 1894-3-26 s.n. San Mateo Redwoods beyond King's Mt. House Comment
  UC1400348  Angelica hendersonii Robert F. Thorne and P. Everett 1965-8-1 35077 San Mateo 21.5 mi s of Golden Gate Bridge 68 Comment
  HSC24049  Anisocarpus madioides Mary Katherine Wicksten 1971-6-16 36 San Mateo Bank at Huddart Park, by Werder Flat Comment
  UC917258  Anisocarpus madioides W. A. Harvey and J. M. Tucker 1948-6-29 1704 San Mateo just w junction with Highway 5 (Skyline Blvd.) (beside road to Portola State Park) Comment
  CAS-BOT-BC102292  Anthemis cotula W. R. Dudley 1893-6-8 s.n. San Mateo Near Cedro Cottage, Stanford University Comment
  CAS-BOT-BC102293  Anthemis cotula Ira L. Wiggins 1973-6-24 22021 San Mateo San Francisquito Creek, about 75 m above Pope Street bridge, along line between Santa Clara and San Mateo Counties Comment
  SD5799  Anthemis cotula unknown 1925-9-3 San Mateo Burlingame Comment
  CAS-BOT-BC280642  Anthoxanthum occidentale W. R. Dudley 1903-5-2 s.n. San Mateo Santa Cruz Mountain Peninsula. Moore's Place, Pescadero Creek Comment
  CAS-BOT-BC280643  Anthoxanthum occidentale W. R. Dudley 1903-5-2 s.n. San Mateo Santa Cruz Mountain Peninsula. Moore's Place, Pescadero Creek Comment
  JROH5204  Anthoxanthum occidentale Volney Rattan 1867-3-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Redwoods, Searsville Comment
  CAS-BOT-BC454481  Aphanes occidentalis John H. Thomas 1955-4-6 4847 San Mateo East facing slope of San Bruno Mountain just North of South San Francisco. 91 Comment
  JROH3599  Aphanes occidentalis John H. Thomas 1961-4-29 9181 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3602  Aphanes occidentalis John H. Thomas 1968-3-31 14260 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC454476  Aphanes occidentalis John H. Thomas 1974-4-11 17125 San Mateo Serpentine area to the SE of Canada Road and Edgewood Road. NW of Woodside. 152 Comment
  CAS-BOT-BC454490  Aphanes occidentalis Margaret A. Barry 1937-5-8 68 San Mateo Exposed Slopes of Coal Mine Ridge Comment
  CAS-BOT-BC392066  Aquilegia eximia W. R. Dudley 1902-9-21 s.n. San Mateo Santa Cruz Peninsula. Southeast of Crystal Springs Lake Comment
  CAS-BOT-BC405856  Aquilegia formosa George Oberlander 1949-4-30 66 San Mateo Pilarcitos Canyon Comment
  CAS-BOT-BC405897  Aquilegia formosa Everett O'Bannon; Nancy O'Bannon 1956-4-15 s.n. San Mateo Sawyer's Road, near Crystal Springs Lake above Burlingame and Millbrae Comment
  CAS-BOT-BC405899  Aquilegia formosa Phillip Wheeler 1965-3-28 s.n. San Mateo Columbine Gulch Comment
  POM270570  Aquilegia formosa var. truncata Lyman Benson 1928-4-21 94 San Mateo Stanford University, Santa Cruz Mt., San Francisquito Creek. 122 Comment
  CAS-BOT-BC17318  Arabis blepharophylla Walter Knight; Irja Knight 1965-3-21 967 San Mateo San Bruno Mountains. On ridge near Brisbane power lines. Comment
  CAS-BOT-BC17336  Arabis blepharophylla Reed Clark Rollins 1942-4-30 3006 San Mateo Southeast slope of the San Bruno Hills about 1 mile west of Brisbane. Comment
  JEPS90964  Arabis blepharophylla Dean W. Taylor 1992-3-19 12334 San Mateo in saddle just e of San Pedro Mountain reached via old paved road from San Pedro Valley (Santa Cruz Mountains, Montara Mountain); Santa Cruz Mountains, Montara Mountain 274 Comment
  RSA254234  Arabis blepharophylla Robert A. Norris 1975-3-31 2295 San Mateo by Radio Road near one of summits, San Bruno Mts. Comment
  CAS-BOT-BC128669  Arbutus menziesii Phillip C. Wheeler 1965-5-25 s.n. San Mateo Brisbane Canyon - San Bruno Mountain Comment
  CAS-BOT-BC128672  Arbutus menziesii Margaret A. Barry 1937-4-21 12 San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC128673  Arbutus menziesii B. Bartholomew; L. R. Landrum; H. W. Li; T. S. Ying 1985-11-6 3676 San Mateo Just S of the juction of State Highway 35 with La Honda Road 460 Comment
  JROH1919  Arbutus menziesii John H. Thomas 1974-5-29 17397 San Mateo Jasper Ridge Biological Preserve, Stanford University; near riders' shack Comment
  JROH1920  Arbutus menziesii John H. Thomas 1974-5-29 17397 San Mateo Jasper Ridge Biological Preserve, Stanford University; near riders' shack Comment
  RSA681633  Arbutus menziesii Annuschka Deb 1989-3-17 32 A San Mateo Woodside. Comment
  CDA22357  Arceuthobium campylopodum E. L. Labadie 1959-10-16 San Mateo Nursery, Burlingame. 0 Comment
  UC144406  Arctostaphylos C. F. Baker 1902-3-18 327 San Mateo King's Mountain Comment
  JROH5920  Arctostaphylos Toni Corelli 2004-4-21 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; along driveway of private lot immediately east of Goya Gate along the Preserve's boundary fence Comment
  SEINET11989289  Arctostaphylos S. W. Edwards 1982-1 s.n. San Mateo Foothill Park Comment
  CAS-BOT-BC24130  Arctostaphylos andersonii Brandegee 1889-4-1 s.n. San Mateo Redwood City Comment
  CAS-BOT-BC25317  Arctostaphylos andersonii Carl B. Wolf 1930-11-6 1811 San Mateo 2 miles N of the summit of Kings Mt., Skyline Blvd. 640 Comment
  CAS-BOT-BC23511  Arctostaphylos crustacea C. F. Baker 1902-3-18 327 San Mateo King's Mountain Comment
  CAS-BOT-BC25169  Arctostaphylos crustacea subsp. crinita Roman Gankin 1966-5-17 739 San Mateo ca. 0.4 mile NE of Peak Mountain of Montara Mountain Range 487 Comment
  JROH1924  Arctostaphylos crustacea subsp. crustacea Richard L. Garber 1971-7-13 43 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1937  Arctostaphylos crustacea subsp. crustacea John Rawlings 2008-1-30 0930 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near ridgetop north of Trail b (start uphill from trail b at first serpentine contact). 162 Comment
  SBBG34020  Arctostaphylos crustacea subsp. crustacea L. S. Rose 1969-3-27 69006 San Mateo King's Mtn Rd, 4 mi W of Woodside. 304 Comment
  UC876560  Arctostaphylos crustacea subsp. crustacea Myrtle Paulson 1914-10-24 San Mateo Jasper Ridge Santa, Cruz Mountain Peninsula. 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-BC24728  Arctostaphylos glandulosa subsp. glandulosa Elizabeth McClintock 1972-3-26 s.n. San Mateo Middle Buckeye Canyon, San Bruno Mtn. Comment
  CAS-BOT-BC24482  Arctostaphylos imbricata R. F. Hoover 1964-4-24 8742 San Mateo San Bruno Mt., n. side near summit. 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-BC24491  Arctostaphylos imbricata Arthur L. Menzies 1963-3-10 s.n. San Mateo San Bruno Hills Comment
  CAS-BOT-BC24495  Arctostaphylos imbricata Peter H. Raven 1950-2-25 1383 San Mateo W. end of ridge behind NBC station, San Bruno Mtns. 457 Comment
  CAS-BOT-BC24498  Arctostaphylos imbricata Lewis S. Rose 1955-2-23 55002 San Mateo San Bruno Hills. Ridge e. of TV Station. Type Locality. Comment
  UCR58357  Arctostaphylos imbricata Walter Knight, I. Knight 1980-6-14 3747 San Mateo Original from San Bruno Mt. (grown at Tilden Botanic Garden, Berkeley) Comment
  CAS-BOT-BC27160  Arctostaphylos montaraensis W. Knight; Irja Knight 1967-1-19 2056 San Mateo Montara Mt. 335 Comment
  UC202540  Arctostaphylos nummularia W. R. Dudley 1899-1-2 San Mateo on hills between Butano Creek and Little Butano Creek Comment
  UC486533  Arctostaphylos nummularia Mrs. H. P. Bracelin 1932-7-4 San Mateo e Pescadero; Butano Forest Comment
  CAS-BOT-BC39823  Arctostaphylos pacifica Walter Knight; Irja Knight 1981-3-1 4049 San Mateo From Tilden Botanic Garden, Berkeley. Originally collected from San Bruno Mountain. Comment
  CAS-BOT-BC44740  Arctostaphylos regismontana L. R. Abrams 1902-1-12 2254 San Mateo Kings Mountain Comment
  POM222789  Arctostaphylos regismontana S. S. Berry 1909-3-13 s.n. San Mateo King's Mt. Road. 548 Comment
  POM367226  Arctostaphylos regismontana E. C. Sutliffe 1934-2-2 s.n. San Mateo Kings Mountain. Comment
  RSA636748  Arctostaphylos regismontana Jon E. Keeley, Melanie Baer Keeley 1993-9-8 24634 San Mateo NW side of Montara Mtn. 150 Comment
  UC1120831  Arctostaphylos regismontana A. E. Wieslander and B. O. Schreiber 1940-3-5 4 San Mateo road from Woodside to King's Mt.; Santa Cruz Quadrangle 304 Comment
  UC1120837  Arctostaphylos regismontana A. E. Wieslander and B. O. Schreiber 1940-3-5 8 San Mateo road from Woodside to King's Mt.; Santa Cruz Quadrangle 487 Comment
  UC762307  Arctostaphylos regismontana R. F. Hoover 1941-2-12 4768 San Mateo Kings Mountain Comment
  POM131601  Arctostaphylos tomentosa subsp. crustacea C. F. Baker 1902-3-18 328 San Mateo King's Mountain. Comment
  RSA139987  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1929-3-19 46 San Mateo Kings Mt. Road, head of Peter's Creek. 701 Comment
  RSA636845  Arctostaphylos tomentosa subsp. crustacea Jon E. Keeley, Melanie Baer-Keeley 1993-9-8 24645 San Mateo NW side of Montara Mtn. 150 Comment
  UC702542  Arctostaphylos tomentosa subsp. crustacea L. S. Rose 1942-3-30 42007 San Mateo Kings Mountain Kings Mountain (type locality) 600 Comment
  UCD51856  Arctostaphylos tomentosa subsp. crustacea Roman Gankin 1959-2-22 321 San Mateo 3.5 miles from junction state route 5 on King's Mt. Road, San Mateo County, California. 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-BC46833  Arctostaphylos uva-ursi Arthur Menzies 1963-3-10 s.n. San Mateo San Bruno Hills Comment
  SBBG21954  Arctostaphylos uva-ursi R. F. Thorne with P. C. Everett 1963-6-9 32218 San Mateo top of San Bruno Mtn, near the TV Tower 335 Comment
  SEINET11987485  Arctostaphylos uva-ursi J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4212 San Mateo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from San Bruno Mt., near Pacific Rock Comment
  SEINET11987303  Arctostaphylos uva-ursi var. coactilis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4201 San Mateo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from San Bruno Mt Comment
  SEINET11987327  Arctostaphylos uva-ursi var. coactilis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4204 San Mateo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from San Bruno Mt., ca 200 yds E of shack Comment
  SEINET11987488  Arctostaphylos uva-ursi var. coactilis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4204 San Mateo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from San Bruno Mt Comment
  CHSC39823  Armeria maritima subsp. californica Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  POM204327  Armeria maritima subsp. californica I. L. Wiggins 1929-7-4 3801 San Mateo Pescadero Beach Comment
  JROH4838  Arrhenatherum elatius John Rawlings 2008-5-7 1021 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along Road L in disturbed grassy area, under large valley oak. 107 Comment
  UCR224656  Arrhenatherum elatius J. Eide 2009-7-20 PDR- 1481186 San Mateo Santa Cruz Mountains; San Bruno Mountain, in the vicinity of San Bruno Comment
  JROH513  Artemisia biennis Roxana S. Ferris 1924-10-6 4096 San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Lake on Portola Highway Comment
  UC892419  Artemisia douglasiana Lewis S. Rose 1938-8-18 38232 San Mateo San Mateo 30 Comment
  CAS-BOT-BC93933  Artemisia douglasiana George Oberlander 1949-9-25 380 San Mateo San Francisco Watershed Reserve, along stream entering San Andreas Lake Comment
  RSA116777  Artemisia douglasiana Josephine Randall 1907-6-29 53 San Mateo Santa Cruz Penninsula, Portola road Comment
  CAS-BOT-BC93639  Artemisia pycnocephala C. B. Wolf 1930-11-5 1062 San Mateo 4 miles south of Pescadero 7 Comment
  SD41464  Artemisia pycnocephala Edith A. Purer 1933-7-27 5387 San Mateo Partially stabilized sand dunes 2 miles south of Pigeon Point Comment
  CAS-BOT-BC93643  Artemisia pycnocephala Alice Eastwood 1914-10-1 s.n. San Mateo Mussel Rock Comment
  UC484308  Artemisia pycnocephala C. B. Wolf 1930-11-5 1806 San Mateo along coastal bluffs s of Pescadero 7 Comment
  CAS-BOT-BC400509  Asarum caudatum Roxana S. Ferris 1920-4-26 1962 San Mateo Santa Cruz Mountain Peninsula. Near mouth of canyon of Pescadero Creek 243 Comment
  JROH428  Asclepias fascicularis Richard L. Garber 1971-7-13 57 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM58697  Aster chilensis Edward L. Greene 1902-9-2 1550 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC478066  Asteraceae Peter H. Raven 1957-9-1 11302 San Mateo Along Skyline Blvd. at Woodside Road Comment
  JEPS21679  Astragalus gambelianus W. R. Dudley 1894-4-21 San Mateo below Crystal Springs Dam (Santa Cruz Peninsula); , below Crystal Springs Dam Comment
  JROH1996  Astragalus gambelianus John Hunter Thomas 1984-4-2 23273 3 C San Mateo Jasper Ridge Biological Preserve, Stanford University; near Westridge fence Comment
  UC13429  Astragalus gambelianus J. Burtt Davy 1893-6-17 785 San Mateo Belmont Comment
  CAS-BOT-BC186751  Astragalus gambelianus W. R. Dudley 1894-4-21 s.n. San Mateo Below Crystal Springs Dam Comment
  JROH1988  Astragalus gambelianus John H. Thomas 1961-4-4 9044 E San Mateo Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge Comment
  POM176056  Astragalus gambelianus Lyman Benson 1930-4-17 2084 San Mateo Stanford University. 152 Comment
  JEPS88673  Astragalus nuttallii Dean W. Taylor 1990-8-7 11418 San Mateo along Highway 1, 1.6 mi s Pomponoe State Beach (Santa Cruz Mountains); , s of Pomponoe State Beach 60 Comment
  POM16331  Astragalus nuttallii C. F. Baker 1903-6-30 3358 San Mateo Pillar Point Comment
  CAS-BOT-BC177967  Astragalus nuttallii var. virgatus V. F. Hesse 1921-7-30 70 San Mateo Salada Comment
  CAS-BOT-BC177969  Astragalus nuttallii var. virgatus W. R. Dudley 1896-4-17 s.n. San Mateo Pasture near Pebble Beach, Pescadero - Santa Cruz Peninsula Comment
  CAS-BOT-BC177972  Astragalus nuttallii var. virgatus A. A. Heller 1906-6-8 8385 San Mateo Near Ocean View, San Francisco, on the Lake Merced side of the Ocean Shore tracks in soil. Comment
  CAS-BOT-BC177973  Astragalus nuttallii var. virgatus C. F. Leitholdt 1894-7-29 s.n. San Mateo Pescadero Hills - Santa Cruz Mountain Peninsula Comment
  RSA294164  Astragalus pycnostachyus var. pycnostachyus Robert A. Norris, John L. Inase, Allen Nakagawa 1981-7-25 4225 San Mateo N of mouth of Pescadero Creek, Pescadero State Beach. Comment
  SJSU15402  Astragalus pycnostachyus var. pycnostachyus Toni Corelli 2011-8-31 711 b San Mateo Pescadero State Beach and Marsh Natural Preserve, Butano Trail, between Butano Creek and Pescadero Creek Road 4 Comment
  CAS-BOT-BC389708  Asyneuma prenanthoides L. Sigal 1970-7-1 s.n. San Mateo Butano Girl Scout Camp Comment
  CAS-BOT-BC172666  Atriplex lentiformis C. D. Duncan 1922-9-1 s.n. San Mateo Boncill Estate, Atherton Comment
  UC205348  Atriplex leucophylla Katharine Brandegee 1913-8-11 San Mateo Tobin Comment
  UCD54556  Atriplex patula Ellen Dean; Tom Starbuck, Margaret Starbuck 2005-10-16 2746 San Mateo Town of Miramar, N of Half Moon Bay. Along Mirada Rd. on coastal bluff overlooking beach. Comment
  RSA26768  Atriplex subspicata I. L. Wiggins 1929-8-24 3873 San Mateo Moss Beach. Comment
  CAS-BOT-BC146124  Avena barbata Catherine A. Toschi 1963-2-23 63 :31 San Mateo North slope San Bruno Mountains above Crocker Avenue. 152 Comment
  CDA31516  Avena barbata T. C. Fuller 1969-6-12 18549 San Mateo Ca. 3 km NE of Pescadero, on south facing slope of hillside pasture 0 Comment
  CAS-BOT-BC145957  Avena fatua John Thomas Howell 1956-4-25 31293 San Mateo Skyline Boulevard just north of Crystal Springs Lake dam. 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-BC145734  Avena sativa Ned Cahill 1974-5-30 315 San Mateo About 3 miles westward from Redwood City. Near the intersection of Canada and Edgewood roads, about 3 miles westward from Redwood City. Comment
  CAS-BOT-BC68327  Azolla filiculoides Malcom A. Nobs; S. Galen Smith 1949-8-26 1593 San Mateo Mouth of Pescadero Creek Comment
  CAS-BOT-BC99509  Baccharis pilularis E. M. Zeile 1921-7-30 s.n. San Mateo Salada Comment
  CAS-BOT-BC99524  Baccharis pilularis W. R. Dudley 1894-12-13 s.n. San Mateo above Preston's, La Honda Road Comment
  POM213037  Baccharis pilularis C. B. Wolf 1934-11-9 6240 San Mateo 200 yards south of Pigeon Point Lighthouse 15 Comment
  RSA128829  Baccharis pilularis W. R. Dudley 1894-12-13 s.n. San Mateo Above Preston's, La Honda Road Comment
  UC311166  Baccharis pilularis A. D. E. Elmer 1903-2-1 4576 San Mateo Portola Comment
  UC942900  Baccharis pilularis Lewis S. Rose 1949-9-20 49181 San Mateo Sharp Park 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
  JROH547  Baccharis pilularis subsp. consanguinea John H. Thomas 1964-11-29 10547 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC16631  Barbarea orthoceras Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain. Between April Brook and Radio Road. Comment
  CAS-BOT-BC16635  Barbarea orthoceras Alice Eastwood 1914-3-12 s.n. San Mateo San Bruno Hills. Comment
  CAS-BOT-BC16642  Barbarea orthoceras W. R. Dudley 1900-3-18 s.n. San Mateo Santa Cruz Peninsula. Near head of San Andreas Lake. Comment
  JROH1445  Barbarea orthoceras John Hunter Thomas 1980-5-6 19933 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA195512  Barbarea orthoceras John H. Thomas 1966-4-22 11567 San Mateo Jasper Ridge Biological Experimental Area. About 5 miles SW of Palo Alto. Comment
  RSA92820  Barbarea orthoceras P. H. Raven 1951-3-12 2744 San Mateo Summit ridge of the San Bruno Mountains. Comment
  SD99578  Barbarea orthoceras Darley F. Howe 1968-4-14 San Mateo San Francisco Game Reserve near San Bruno. Comment
  CHSC56593  Bellardia trixago Steven Triano 1988-5-24 174 San Mateo Along w side of Sand Hill Road 0.5 mi s of its jct. with Whiskey Hill Road and 2.5 mi s of Woodside. 121 Comment
  JROH3925  Bellardia trixago John Hunter Thomas 1986-6-7 24083 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3927  Bellardia trixago John Hunter Thomas 1988-4-28 24419 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA162481  Bellardia trixago E. K. Balls 1963-5-22 12066 San Mateo 2.7 mi. S. from Half Moon Bay, along State Hwy. 1. 15 Comment
  UC1543196  Bellis perennis Donald G. Nelson 1940-7-7 696 San Mateo on road from Half Moon Bay to San Mateo Pilarcitos Creek 76 Comment
  CAS-BOT-BC100193  Bellis perennis Walter Knight; Irja Knight 1964-9-2 s.n. San Mateo Crocker Avenue Comment
  CAS-BOT-BC100195  Bellis perennis George Oberlander 1950-5-6 864 San Mateo on South Cahill Ridge Comment
  CAS-BOT-BC75881  Berberis pinnata Art Menzies; Barbara Menzies 1965-3-14 s.n. San Mateo San Bruno Mountain. Reservoir Hill. Comment
  UC306615  Berberis pinnata A. D. E. Elmer April, 1903 4820 San Mateo San Bruno Hills Comment
  CAS-BOT-BC66301  Blechnum spicant H. L. Mason 1921-7-1 s.n. San Mateo Butano Creek Comment
  CAS-BOT-BC66298  Blechnum spicant L. R. Abrams 1912-4-1 5000 San Mateo Butano Canyon Comment
  NY31023  Blennosperma californicum A. D. E. Elmer 05 1903 4521 San Mateo San Bruno Hills Comment
  UC1100841  Bolboschoenus fluviatilis Malcolm A. Nobs, S. Galen Smith 1949-8-25 1557 San Mateo marshes at Sharp Park; at Sharp Park Comment
  CAS-BOT-BC31089  Bolboschoenus maritimus Ira L. Wiggins 1973-7-29 22056 San Mateo Sandy bed of of San Francisquito Creek, ca 80 m upstream from Pope St Bridge Comment
  CAS-BOT-BC280862  Bolboschoenus maritimus subsp. paludosus Elizabeth McClintock; Paul Reeberg 1989-5-2 s.n. San Mateo San Bruno Mountains. PG&E Marsh 4 Comment
  CAS-BOT-BC417697  Boykinia occidentalis John H. Thomas 1961-6-20 9554 San Mateo Portola State Park, near junction of Peters and Pescadero Creeks. 152 Comment
  CAS-BOT-BC417699  Boykinia occidentalis H. L. Mason 1921-7-17 s.n. San Mateo Pescadero Creek on Pescadero-La Honda Road Comment
  CAS-BOT-BC420227  Boykinia occidentalis W. R. Dudley 1895-6-6 s.n. San Mateo Banks of Pescadero Creek above Iverson's Comment
  CDA17126  Brachypodium sylvaticum K. Melo 2003-12-1 PDR 1387956 San Mateo San Francisco Peninsula; Hwy 84 at Grandview Terrace and Schilling Lake. Martin Creek drainage. 0 Comment
  CDA33585  Brachypodium sylvaticum Robin Breckenridge & Katie Filippini 2010-7-22 PDR# 1313482 San Mateo Woodside; Grandview Drive. 0 Comment
  JROH5658  Brachypodium sylvaticum John Rawlings 2014-7-23 1267 San Mateo Jasper Ridge Biological Preserve, Stanford University; along downhill verge of Rd G between Rd C and the first small drainage crossing Rd G 108 Comment
  JROH5719  Brachypodium sylvaticum John Rawlings 2015-10-4 1651 San Mateo Jasper Ridge Biological Preserve, Stanford University; south of Middle Lake, ranging from Preserve boundary fence south of Caretaker's Residence east into riparian woodland. 101 Comment
  UCR162537  Brachypodium sylvaticum John Beall 2003-12-4 s.n. San Mateo Santa Cruz Mtns., Woodside, on Hwy 84 at Grandview Dr., about 1 mile from Skyline Road summit 427 Comment
  POM272569  Brassica nigra Lyman Benson 1939-6-24 9676 San Mateo Menlo Park. 30 Comment
  UCD114736  Brassica nigra Rimo Bacigalupi; J. H. Thomas and L. R. Heckard 1961-5-23 7714 San Mateo Along Alpine Road near site of abandoned Alpine School. 487 Comment
  CAS-BOT-BC36799  Brassica rapa David D. Keck 1932-2-16 1377 San Mateo Portola. Comment
  JROH1462  Brassica rapa John H. Thomas 1972-4-1 16046 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  UCD114806  Brassica rapa W. A. Harvey; J. M. Tucker 1948-6-28 1699 San Mateo ca. 3 miles north of Pescadero. 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
  CAS-BOT-BC186702  Brassicaceae Walter Knight; Irja Knight 1965-4-24 s.n. San Mateo On San Bruno Point Comment
  CAS-BOT-BC145323  Briza minor Margaret A. Barry 1937-5-15 125 San Mateo Coal Mine Ridge. Comment
  JROH4885  Briza minor John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University 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
  POM204993  Briza minor E. B. Copeland 1903-5-24 3257 San Mateo Along Crystal Springs Lake Comment
  UCD57401  Briza minor Beecher Crampton 1962-6-11 6501 San Mateo Sharp Park. Suburb of Pacifica. Mori's Point Road, just west of State Hwy. 1. Comment
  CAS-BOT-BC484348  Brodiaea elegans subsp. elegans Otto M. Sokol 1953-5-29 114 San Mateo Near Sharon Estates along Sand Hill Road Comment
  SEINET10534097  Brodiaea laxa Duncan M. Porter 1960-4-22 Porter 665 San Mateo Meadow near crest of north-facing slope above Webb Ranch, Jasper Ridge Biological Preserve, Stanford University. Comment
  JROH4586  Brodiaea terrestris subsp. terrestris Elmer I. Applegate 1895-5-11 700 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4593  Brodiaea terrestris subsp. terrestris John Hunter Thomas 1986-5-8 24030 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM169541  Brodiaea terrestris subsp. terrestris E. B. Copeland 1903-6-5 3297 San Mateo Montara Point. Comment
  CAS-BOT-BC144141  Bromus W. R. Dudley 1899-5-14 s.n. San Mateo Santa Cruz Mountain Peninsula. San Mateo Creek. Comment
  CDA20476  Bromus carinatus R. Garcia 2004-5-4 PDR 1299033 San Mateo San Francisco Bay Area; 2091 Portola Rd, Woodside. 0 Comment
  CDA7725  Bromus carinatus D. G. Kelch 2002-5-13 s.n. San Mateo Cahill Ridge. 0 Comment
  UCD164091  Bromus carinatus Peter Rubtzoff 1978-4-2 9152 San Mateo San Bruno Mountains.'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  UCD58137  Bromus carinatus Lewis S. Rose 1963-4-27 63003 San Mateo Skyline Blvd. West of San Mateo. 91 Comment
  UCD58232  Bromus carinatus Lewis S. Rose 1956-5-7 56069 San Mateo Skyline Blvd. W of San Mateo. 182 Comment
  CAS-BOT-BC148976  Bromus carinatus var. carinatus Lewis S. Rose 1956-5-7 56069 San Mateo Skyline Boulevard west of San Mateo. 182 Comment
  CAS-BOT-BC148981  Bromus carinatus var. carinatus Peter H. Raven 1950-6-3 2253 San Mateo Woods around San Andreas Lake. 121 Comment
  CAS-BOT-BC149025  Bromus carinatus var. carinatus Le Roy Abrams 1902-5-11 2462 San Mateo Crystal Springs. Comment
  CAS-BOT-BC148765  Bromus carinatus var. marginatus Walter Knight; Irja Knight 1964-4-13 s.n. San Mateo San Bruno Mountain. San Bruno Mountain Power Line Ridge. Comment
  CAS-BOT-BC183616  Bromus carinatus var. marginatus Peter Rubtzoff 1976-5-22 8548 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area. Comment
  CAS-BOT-BC156172  Bromus catharticus Elizabeth McClintock; Paul Reeberg 1989-2-4 s.n. San Mateo San Bruno Mountains. Above Randolph Avenue. 53 Comment
  CAS-BOT-BC156173  Bromus catharticus John H. Thomas 1961-8-27 9697 San Mateo Colma. Near intersection of El Camino Real and F Street. 45 Comment
  SJSU15316  Bromus commutatus John Rawlings 2014-5-28 1242 San Mateo In the vicinity of the Edgewood Preserve's West Kiosk (intersection of Edgewood and Serpentine Loop trails). 184 Comment
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Feb 18 2015
  RSA475252  Bromus diandrus Lyman Benson 1935-5-5 6520 San Mateo Lake Searsville; Santa Cruz Mt. Range. S. F. Bay watershed 152 Comment
  JROH5614  Bromus hordeaceus John Rawlings 2014-4-11 1217 San Mateo Jasper Ridge Biological Preserve, Stanford University; in road G in hard-packed dirt, immediately north of its intersection with Rd. J. 105 Comment
  JROH4936  Bromus laevipes John Hunter Thomas 1989-6-13 24769 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS26837  Bromus madritensis subsp. madritensis Rimo Bacigalupi with L. Heckard 1961-5-14 7700 San Mateo near s end of Crystal Springs Lake along Canada Road, about San Francisco's Pulgas Water Temple Crystal Springs Lake; , Canada Road 95 Comment
  JROH4955  Bromus madritensis subsp. rubens John Rawlings 2013-4-9 1146 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along brick path leading from visitor parking to Sun Field Station. 120 Comment
  JROH4957  Bromus madritensis subsp. rubens John Rawlings 2013-4-30 1181 A San Mateo Jasper Ridge Biological Preserve, Stanford University. Along Road B near north boundary fence. 78 Comment
  UCD59044  Bromus maritimus Roxana S. Ferris 1920-4-27 1981 San Mateo Santa Cruz Mountain Peninsula. Ano Nuevo. 0 Comment
  UCSC007724  Bromus maritimus Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  CAS-BOT-BC161749  Bromus rubens Fred Hemphill 1973-4-22 787 San Mateo San Carlos. Area north of Malabar Road and Melendy Drive. 207 Comment
  CAS-BOT-BC161750  Bromus rubens Fred Hemphill 1973-5-14 811 San Mateo San Carlos. Area north of Malabar Road and Melendy Drive. 207 Comment
  UC676750  Cakile edentula Reed C. Rollins 1941-7-19 2961 San Mateo along beach at Half Moon Bay Half Moon Bay Comment
  SEINET12004683  Cakile edentula subsp. edentula M. T. Doutt 1931-1 189 San Mateo Ano Nuevo Pt Comment
  CAS-BOT-BC185147  Calamagrostis nutkaensis A. D. E. Elmer 1903-5-1 5040 San Mateo San Pedro. Comment
  CAS-BOT-BC185150  Calamagrostis nutkaensis A. D. E. Elmer 1903-5-1 5033 San Mateo San Pedro. Comment
  SJSU9863  Calamagrostis rubescens S. H. Casey 1975-6-20 556 San Mateo Dean Trail, Huddert Park W of Woodside Comment
  UC1084389  Calandrinia ciliata G. Thomas Robbins 1937-4-11 99 San Mateo grassy meadow near Spring Valley Lakes (along road to Woodside) Comment
  CDA31267  Calendula arvensis J. Eide 2010-2-19 PDR# 1527850 San Mateo East Palo Alto: in residential garden. 0 Comment
  JROH1632  Callitriche marginata John H. Thomas 1968-3-17 14193 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1640  Callitriche marginata John H. Thomas 1973-4-20 16578 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS61617  Calochortus albus W. L. Jepson 1922-3-19 9533 San Mateo back of Millbrae; Buriburi Ridge Comment
  RSA18306  Calochortus albus Carl B. Wolf 1927-5-31 410 San Mateo Searsville Lake Comment
  RSA377255  Calochortus albus D. D. Keck 1932-5-13 1778 San Mateo Above Woodside on La Honda road, E slope of the Santa Cruz Mtns. Comment
  RSA292630  Calochortus albus Lyman Benson 1930-5-3 2110 San Mateo Woods, above Woodside, Santa Cruz Mtns. 366 Comment
  JROH4633  Calochortus luteus John H. Thomas 1973-6-10 16817 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC389720  Calochortus luteus M. K. Wicksten 1970-6-16 39 San Mateo San Mateo Comment
  CAS-BOT-BC491981  Calochortus luteus W. R. Dudley 1894-5-14 342 San Mateo Near Storkfarm, Stanford University Comment
  POM291026  Calochortus luteus Lyman Benson 1930-5-3 2117 -A San Mateo Hills by Stanford University; Santa Cruz mountain range, Corte Madera Creek watershed 152 Comment
  SEINET3557476 Image available Calochortus luteus Lewis S. Rose 1933-6-23 33255 San Mateo Crystal Springs Lake. Comment
  CAS-BOT-BC496830  Calochortus tolmiei David D. Keck 1932-5-11 1496 San Mateo Above Woodside on La Honda road, east slope of Santa Cruz Mtn. Comment
  RSA18366  Calochortus tolmiei Carl B. Wolf 1929-5-22 3722 San Mateo Near east base of La Honda grade Comment
  CAS-BOT-BC494042  Calochortus venustus L. R. Abrams 1930-6-1 1499 San Mateo Serpentine back of Redwood City Comment
  CAS-BOT-BC494043  Calochortus venustus L. R. Abrams 1915-6-7 5242 San Mateo Woodside to Crystal Springs road, near whipple Road Comment
  CAS-BOT-BC494045  Calochortus venustus Cherie Wetzel 1969-6-20 860 San Mateo Serpentine near Canada College, Redwood City, just off of Farm Hill Blvd Comment
  JEPS23958  Calycadenia multiglandulosa John H. Thomas 1959-8-22 8077 San Mateo about 5 mi sw of Palo Alto (Jasper Ridge); Jasper Ridge 152 Comment
  UCR70789  Calycadenia multiglandulosa L. S. Rose 1934-5-23 34278 San Mateo Emerald Lake. 160 Comment
  SEINET11836279  Calycadenia multiglandulosa subsp. cephalotes L. S. Rose 1936-1 s.n. San Mateo Emerald Lake, W of Redwood City 91 Comment
  RSA124773  Calycadenia multiglandulosa subsp. robusta John H. Thomas 1958-11-22 7506 San Mateo Jasper Ridge, about 5 miles SW of Palo Alto 152 Comment
  RSA63100  Calystegia purpurata L. S. Rose 1950-5-20 50141 San Mateo Emerald Lake region, hills w. of Redwood City. 244 Comment
  RSA92811  Calystegia purpurata P. H. Raven 1950-4-6 1774 San Mateo Colma Canyon, San Bruno Mts. 183 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-BC224670  Calystegia purpurata subsp. purpurata Elizabeth McClintock; Carlyn Halde 1963-6-23 s.n. San Mateo San Bruno Mountain Comment
  CDA34776  Calystegia purpurata subsp. purpurata D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo 2011-4-22 11 .173 San Mateo Swanton Rd just S of Ano Nuevo above Weddell Creek. Comment
  CAS-BOT-BC436448  Calystegia subacaulis Ned Cahill 1974-4-18 120 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  UCSB16816  Calystegia subacaulis subsp. subacaulis 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
  POM187504  Camissonia cheiranthifolia subsp. cheiranthifolia E. A. Purer 1933-7-27 5388 San Mateo 2 miles south of Pigeon Point. Comment
  RSA116751  Camissonia ovata James I. McMurphy 1902-3-22 s.n. San Mateo Near Portola Comment
  UC168532  Camissonia strigulosa Katharine Brandegee June 1905 San Mateo Colma Comment
  CAS-BOT-BC160326  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Dr. Barton W. Evermann 1924-6-22 s.n. San Mateo [Ano] Ano Nuevo Island Comment
  JROH2995  Camissoniopsis micrantha John H. Thomas 1972-4-9 16065 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1644  Campanula griffinii John Hunter Thomas 1983-6-2 22332 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC37162  Capsella bursa-pastoris David D. Keck 1932-2-16 1378 San Mateo Portola. Comment
  JROH1472  Capsella bursa-pastoris John H. Thomas 1975-4-5 17710 San Mateo Jasper Ridge Biological Preserve, Stanford University 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-BC37662  Cardamine californica W. R. Dudley 1903-5-9 s.n. San Mateo Santa Cruz Peninsula. Iverson's near Peters Creek. Comment
  CAS-BOT-BC37664  Cardamine californica Elizabeth McClintock 1965-3-14 s.n. San Mateo San Bruno Mountains. Cable Ravine. Comment
  CAS-BOT-BC37667  Cardamine californica LeRoy Abrams 1902-3-16 2274 San Mateo Kings Mountain Road. Comment
  CAS-BOT-BC37686  Cardamine californica Everett Winder Rust 1907-4-27 125 San Mateo Kings Mountain. Comment
  CHSC56974  Cardamine californica var. integrifolia Steven Triano 1988-5-24 184 San Mateo Redwood forest ca 0.1 mi w of Old La Honda Road near Martin Creek and 0.4 air miles e of SkyLonda. 381 Comment
  CAS-BOT-BC384840  Cardionema ramosissimum Philip C. Wheeler 1965-5-17 s.n. San Mateo San Bruno Mountain. In Crocker Hills near Cow Palace Comment
  CAS-BOT-BC384844  Cardionema ramosissimum Elizabeth McClintock; Walter Knight; Irja Knight; Baki Kasapligil 1967-7-18 s.n. San Mateo San Bruno Mountain. In old quarry in Colma Canyon Comment
  JROH583  Carduus tenuiflorus Suzanne Biossat 1943-5-7 75 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC17847  Carex amplifolia LeRoy Abrams 1915-6-14 5563 San Mateo Kings Mountain Road. Near the first bridge. Comment
  SEINET10585498  Carex aquatilis Adolph D. E. Elmer Elmer 4428 San Mateo Crystal Springs Lake. Comment
  JROH4312  Carex barbarae John H. Thomas 1974-5-3 17240 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET7484300 Image available Carex barbarae Peter F. Zika 2010-1 24798 San Mateo Pescadero Road, c. 1 mile SE of Route 1 10 Comment
  UC823145  Carex barbarae Alice Eastwood, John Thomas Howell 1938-4-24 5247 San Mateo Lobitas Comment
  CAS-BOT-BC19542  Carex bolanderi Lewis S. Rose 1933-6-23 33253 San Mateo Kings Mountain. Comment
  UC767142  Carex bolanderi R. F. Hoover 1940-9-1 4547 San Mateo La Honda summit Comment
  CAS-BOT-BC34073  Carex brevicaulis John Thomas Howell 1938-5-1 13774 San Mateo San Bruno Hills. Comment
  CAS-BOT-BC18922  Carex densa Alice Eastwood; John Thomas Howell 1937-5-7 4328 San Mateo Visatacion Valley. Comment
  JROH4330  Carex densa John H. Thomas 1967-6-1 12984 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4334  Carex densa John Rawlings, Carol Zabel 2005-6-13 0902 San Mateo Jasper Ridge Biological Preserve, Stanford University. Edge of Trail 1 (creek side) before entering wooded area and Santa Barbara sedge area walking downstream. 87 Comment
  CAS-BOT-BC18927  Carex densa W. R. Dudley 1906-6-10 s.n. San Mateo Santa Cruz Mountain Peninsula. By North Cahill Ridge Road. Comment
  CAS-BOT-BC18933  Carex densa Lewis S. Rose 1936-5-24 36299 San Mateo East of Burlingame. 60 Comment
  RSA304145  Carex dudleyi L. S. Rose 1937-4-30 37243 San Mateo Brisbane. 6 Comment
  CAS-BOT-BC19945  Carex exsiccata W. R. Dudley 1894-5-1 s.n. San Mateo Woodside to Crystal Springs. Comment
  JROH4342  Carex globosa John Hunter Thomas 1990-5-8 24851 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near Rattlesnake Rock. Comment
  CAS-BOT-BC21813  Carex harfordii W. R. Dudley 1906-6-10 s.n. San Mateo Near pond on So. Cahill Ridge. Comment
  CAS-BOT-BC119348  Carex obnupta V. F. Hesse 1953-8-22 1190 San Mateo Butano Ridge. 609 Comment
  CAS-BOT-BC176401  Carex obnupta Peter Rubtzoff 1976-10-5 8906 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, upper part of East Fork Colma Creek Canyon. Comment
  RSA788837  Carex obnupta Peter Rubtzoff 1978-3-18 9173 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  UCD164097  Carex obnupta Peter Rubtzoff 1978-5-18 9173 San Mateo San Bruno Mountains.'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  CAS-BOT-BC117403  Carex senta W. L. Scofield 1908-4-2 s.n. San Mateo Near Roble bridge, Stanford University. Comment
  RSA88835  Carex subbracteata Alice Eastwood, John Thomas Howell, J. W. Stacey 1938-4-24 5245 San Mateo Half Moon Bay. Comment
  UC1159367  Carex subbracteata J. H. Thomas 1959-4-4 7657 San Mateo about 0.7 mi s Gazos Creek (about 6.5 mi s from Pescadero) 45 Comment
  UCR280162  Carex subbracteata Peter Rubtzoff 1976-6-30 8707 San Mateo Central Coast, San Bruno Mountains. 'Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; westernmost part of the area on slope across fence 220 Comment
  CAS-BOT-BC210009  Carex subbracteata Peter Rubtzoff 1978-5-18 9171 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  RSA789962  Carex subbracteata Peter Rubtzoff 1976-6-30 8707 San Mateo San Bruno Mtns: Saddlle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, westernmost part of the area. Comment
  CAS-BOT-BC116826  Carex subbracteata var. subbracteata Walter Knight; Irja Knight 1965-6-20 s.n. San Mateo Crystal Cave Canyon in wet spot. Comment
  JROH4365  Carex tumulicola John Hunter Thomas 1978-4-8 19059 B San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4367  Carex tumulicola John Hunter Thomas 1981-4-27 20502 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC826092  Carex tumulicola Wilhelm N. Suksdorf 1913-6-30 377 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC227609  Carex tumulicola Peter Rubtzoff; Elizabeth McClintock; Paul Reeberg 1989-6-3 s.n. San Mateo San Bruno Mountains. Shearwater area 30 Comment
  CAS-BOT-BC227876  Carex tumulicola Elizabeth McClintock; Paul Reeberg 1989-6-1 s.n. San Mateo San Bruno Mountains. In ravine at southern tip of ridge separating Juncus and Tank Ravines, above Hillside Boulevard 114 Comment
  CHSC39844  Carpobrotus Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CAS-BOT-BC230111  Carpobrotus chilensis Daniel Cohen 1953-5-9 96 San Mateo Sea cliffs facing ocean at Pebble Beach Comment
  POM15472  Castilleja affinis C. F. Baker 1903-4-6 1877 San Mateo San Bruno Hills near S.F. [San Francisco] Comment
  POM283662  Castilleja affinis Lyman Benson 1930-5-3 2094 San Mateo Above Woodside, La Honda Grade; Mt. range: Santa Cruz. 244 Comment
  HSC23994  Castilleja affinis Mary Katherine Wicksten 1971-6-24 121 San Mateo Huddart Park, by park entrance Comment
  SEINET5542520  Castilleja affinis H. S. Gentry 1931-1 99 San Mateo 1 mile SE of Holy Cross Cemetery. Comment
  JEPS17620  Castilleja affinis subsp. affinis Rimo Bacigalupi with G. Thomas Robbins 1955-8-4 5443 San Mateo just opposite Thornton Beach (e of State Highway 1) Comment
  JROH3934  Castilleja affinis subsp. affinis Joseph J. Schweitzer 1951-4-21 36 San Mateo Jasper Ridge Biological Preserve, Stanford University 152 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
  CHSC1812  Castilleja ambigua subsp. ambigua M. Barkowski 1930-4-29 San Mateo Moss Beach. Comment
  SBBG40478  Castilleja ambigua subsp. ambigua W. J. Dress 1951-5-12 3339 San Mateo 4.5 mi N of Pigeon Point Comment
  JROH3975  Castilleja densiflora subsp. densiflora John H. Thomas 1957-4-16 6659 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes 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
  UC103182  Castilleja exserta subsp. latifolia Katharine Brandegee Jun 1905 San Mateo Half Moon Bay Comment
  POM15376  Castilleja franciscana A. D. E. Elmer 1903-05 4527 San Mateo San Bruno Hills. Comment
  POM204428  Castilleja franciscana E. C. Sutliffe 1933-5-17 s.n. San Mateo Skyline Boulevard. Comment
  RSA297192  Castilleja franciscana R. C. Bacigalupi, G. Thomas Robbins 1954-6-18 4554 San Mateo At the summit of the divide between La Honda Creek and Pescadero Creek, on the road from La Honda and San Mateo County Memorial Redwood Park. 305 Comment
  CAS-BOT-BC243839  Castilleja latifolia John Thomas Howell 1933-4-9 10964 San Mateo Granada Comment
  JEPS103889  Castilleja latifolia T. I. Chuang and F. M. Chuang 1991-6-29 7852 San Mateo Just south of Pescadero State Beach, on highway 1 Comment
  SJSU661  Castilleja rubicundula subsp. lithospermoides A. W. Jacobs 1941-4-20 San Mateo Jasper Ridge above Searsville L Comment
  JEPS21810  Castilleja subinclusa subsp. franciscana Alvin W. Urquhart 1958-4-20 33 San Mateo n of Pomponio Creek road (along State Hwy 1, old coast highway) 124 Comment
  JEPS18909  Castilleja subinclusa subsp. franciscana Rimo Bacigalupi with G. Thomas Robbins 1955-8-4 5452 San Mateo just w Crystal Springs Lake, upper south lake (along Skyline Blvd (Calif Hwy 5), 3.2 mi n of its junction with the Kings Mtn. road (not the La Honda road)) 594 Comment
  JEPS6917  Castilleja subinclusa subsp. franciscana Rimo Bacigalupi with J. R. Sweeney 1954-8-3 4740 San Mateo lower slopes Tunitas Canyon (about 2 mi above and e of junction of road ascending canyon with the old coast road) 167 Comment
  SJSU11466  Castilleja subinclusa subsp. franciscana R. D. Hennessey 1964-4-26 San Mateo near outlet Pilarcitos Cr into ocean Comment
  UC1039782  Castilleja subinclusa subsp. franciscana H. L. Mason 1927-4-23 3678 San Mateo La Honda to Pescadero Creek (via Blumquist Mill) Comment
  JEPS47426  Castilleja wightii L. R. Heckard 1964-7-26 1424 San Mateo below old road from Skyline Blvd to Edgemar 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
  JEPS78274  Castilleja wightii L. R. Heckard with T. I. Chuang and Mike Morris 1979-6-21 5117 San Mateo s end Adobe Avenue, San Pedro Valley (below Eucalyptus grove); San Pedro Valley Comment
  JEPS85726  Castilleja wightii L. R. Heckard 1964-6-24 1393 San Mateo San Bruno Mt.; slope below (n of) transmitting stations 304 Comment
  JEPS85728  Castilleja wightii L. R. Heckard 1964-6-24 1396 San Mateo near San Bruno Mt. summit (n of transmitting stations); San Bruno Mt. 304 Comment
  UC198265  Castilleja wightii Katharine Brandegee 1917-7-22 San Mateo Mussel Rock Station, Ocean Shore Railway Comment
  JEPS6867  Castilleja wightii Rimo Bacigalupi with G. Thomas Robbins 1954-6-18 4548 San Mateo e side Sierra Morena (new La Honda grade) 591 Comment
  RSA0005986  Castilleja wightii A. D. E. Elmer 1903-07 4761 San Mateo San Pedro. Comment
  RSA89758  Castilleja wightii P. A. Munz 1954-8-4 19914 San Mateo 5 miles s. of Rockaway Beach. Comment
  SEINET8212805  Castilleja wightii A. D. E. Elmer 1903-1 4761 San Mateo San Pedro. Comment
  CAS-BOT-BC39381  Caulanthus lasiophyllus Reed Clark Rollins 1942-4-30 3005 San Mateo Southeast slope of the San Bruno Hills, about 1 mile west of Brisbane. Comment
  CAS-BOT-BC39385  Caulanthus lasiophyllus Wilhelm Nikolaus Suksdorf 1913-6-23 258 San Mateo Crystal Springs Lake. Comment
  JEPS127825  Caulanthus lasiophyllus Adam C. Schneider with C. Matt Guilliams 2013-3-29 24 San Mateo Comment
  CAS-BOT-BC39388  Caulanthus lasiophyllus W. R. Dudley 1894-4-24 s.n. San Mateo Santa Cruz Peninsula. San Mateo. Comment
  CAS-BOT-BC48306  Ceanothus cuneatus A. D. E. Elmer 1903-3-1 4578 San Mateo Portola Comment
  POM136316  Ceanothus cuneatus A. D. E. Elmer 1903-03 4578 San Mateo Portola Comment
  CAS-BOT-BC48392  Ceanothus cuneatus var. cuneatus Roxana S. Ferris 1936-7-2 9308 San Mateo Skyline Blvd. south of junction of Alpine Creek Road Comment
  CAS-BOT-BC48394  Ceanothus cuneatus var. cuneatus Lewis S. Rose 1964-3-23 64011 San Mateo Emerald Lake, w. of Redwood City 121 Comment
  CAS-BOT-BC48397  Ceanothus cuneatus var. cuneatus Mrs. Campbell; Mrs. Miere 1920-3-1 s.n. San Mateo Los Altos Comment
  UCSB18615  Ceanothus cuneatus var. ramulosus 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
  CAS-BOT-BC51605  Ceanothus oliganthus var. sorediatus Brandegee 1889-4-1 38 San Mateo Mts. bet. San Francisco and Santa Cruz 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
  UC79845  Ceanothus oliganthus var. sorediatus Katharine Brandegee April 1889 39 San Mateo Mountains back Redwood City; back of Redwood City Comment
  RSA130954  Ceanothus papillosus Josephine Randall 1907-6-29 s.n. San Mateo Santa Cruz Peninsula, King's Mountain Road. Comment
  CAS-BOT-BC52290  Ceanothus thyrsiflorus Ira L. Wiggins 1925-4-1 1654 San Mateo On Kings Mountain Road three fourths of a mile above Woodside Comment
  CAS-BOT-BC52300  Ceanothus thyrsiflorus W. R. Dudley 1900-4-15 s.n. San Mateo Above Crystal Springs and Half Moon Bay road Comment
  UC75398  Ceanothus thyrsiflorus C. F. Baker 1902-4-12 511 San Mateo La Honda Comment
  CAS-BOT-BC274588  Centaurea calcitrapa John H. Thomas 1955-4-6 4831 San Mateo East facing slope of San Bruno Mountain just north of South San Francisco 91 Comment
  UC463564  Centaurea calcitrapa L. R. Abrams and I. L. Wiggins 1930-11-13 174 San Mateo above Crystal Springs Lake Comment
  JROH605  Centaurea solstitialis John Hunter Thomas 1977-6-16 18765 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA407369  Centaurea solstitialis Lyman Benson 1932-7-25 3954 San Mateo Menlo Park. 30 Comment
  JROH609  Centaurea solstitialis John Hunter Thomas 1984-9-6 23477 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CDA38622  Centaurea stoebe subsp. micranthos D. Petersen 2012-9-17 PDR# MVAP 06098624 San Mateo Hillsborough; off of Polhemus Road; south shaft of New Crystal Springs Bypass Tunnel Project's muck disposal site (aka the upper terrace). 0 Comment
  UC35457  Centaurium trichanthum W. C. Blasdale 1893-6-17 San Mateo Belmont Comment
  JEPS23530  Centranthus ruber J. H. Thomas 1958-11-9 7503 San Mateo along El Camino Real at northern end San Carlos 30 Comment
  CAS-BOT-BC279320  Centromadia pungens subsp. pungens Elsie M. Zeile 1921-7-30 1087 San Mateo Salada Comment
  CAS-BOT-BC279324  Centromadia pungens subsp. pungens Elizabeth McClintock 1967-9-24 s.n. San Mateo San Bruno Mountain. Crocker Avenue Comment
  UC894404  Centromadia pungens subsp. pungens Lewis S. Rose 1938-8-18 38231 San Mateo San Mateo 6 Comment
  SBBG32413  Centromadia pungens subsp. pungens L. S. Rose 1965-9-20 San Mateo Burlingame, Trousdale Dr and California Drive 9 Comment
  CAS-BOT-BC384962  Cerastium arvense A. A. Heller 1907-4-20 8446 San Mateo Near Lake Merced Comment
  JROH1693  Cerastium glomeratum John H. Thomas 1971-4-24 15772 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5737  Cerastium glomeratum John Rawlings 2015-4-5 1657 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near base of scree slope in old quarry off of Trail 12 111 Comment
  POM193985  Ceratophyllum demersum Roxana S. Ferris 1920-9-3 2042 San Mateo In upper Mud Lake, Coal Mine Ridge; Santa Cruz Mountain Peninsula. Comment
  JROH3615  Cercocarpus betuloides var. betuloides A. D. E. Elmer 1903-5-1 4530 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake Comment
  JROH3617  Cercocarpus betuloides var. betuloides L. R. Abrams 1916-3-25 5573 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1537380  Chenopodium murale Gordon H. True Jr. 1937-10-16 848 San Mateo near Thornton Beach 3 Comment
  JROH4652  Chlorogalum pomeridianum var. pomeridianum John Hunter Thomas 1983-6-29 22706 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA0004896  Chorizanthe cuspidata var. marginata A. D. E. Elmer 1903-05 4828 San Mateo San Pedro. Comment
  SEINET10623943 Image available Chorizanthe cuspidata var. marginata Adolph D. E. Elmer Elmer 4828 San Mateo San Pedro, California. Comment
  RSA121897  Chrysolepis chrysophylla C. M. Belshaw 1936-1-25 1462 San Mateo Kings Mountain road, 4.5 miles west of Woodside; South Coast Range. Comment
  SBBG39512  Chrysolepis chrysophylla L. S. Rose 1970-7-15 San Mateo Kings Mtn 914 Comment
  UC527532  Chrysolepis chrysophylla Carl B. Wolf 1931-8-21 San Mateo 0.5 way up e side Kings Mt. 365 Comment
  UC5444  Chrysolepis chrysophylla var. minor J. Burtt Davy Jun 21 1893-Jun 23 1893 1127 San Mateo Pilarcitos Lake and Pilarcitos Canyon; Pilarcitos Lake, Pilarcitos Canyon Comment
  CAS-BOT-BC36404  Chrysolepis chrysophylla var. minor Walter Knight 1964-9-14 830 San Mateo Forest of scores of sub trees ca. 4 m. [hi] and shorter on NW side of Peak Mt. summit - Montara Range Comment
  SEINET10871824  Chrysolepis chrysophylla var. minor Mary Susan Taylor 1978-8-30 Taylor 1868 San Mateo Comment
  CAS-BOT-BC277889  Cirsium brevistylum R. E. Frenkel 1964-8-21 756 San Mateo On Spring Valley Ridge Road at its junction with Whiting Ridge Road, SFWD 347 Comment
  UC91574  Cirsium fontinale var. fontinale Alice Eastwood 1897-6-1 San Mateo Crystal Springs Comment
  JROH629  Cirsium occidentale var. occidentale John H. Thomas 1974-6-30 17466 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH630  Cirsium occidentale var. occidentale John Hunter Thomas 1979-6-12 19590 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam near "old" low-flow crossing Comment
  CAS-BOT-BC285670  Cirsium occidentale var. occidentale John H. Thomas 1963-5-20 10118 San Mateo Anu Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  SD5924  Cirsium occidentale var. occidentale Ulysses S. Grant IV 1925-6-18 San Mateo Hillsborough Comment
  CAS-BOT-BC280131  Cirsium occidentale var. venustum Margaret A. Barry 1937-7-17 201 San Mateo Coal Mine Ridge Comment
  UCD130668  Cirsium occidentale var. venustum W. A. Harvey; J. M. Tucker 1948-6-29 1708 San Mateo Beside road to Portola State Park, just west of junction with Highway 5 (Skyline Boulevard). Comment
  CAS-BOT-BC280529  Cirsium quercetorum Alice Eastwood; John Thomas Howell 1938-6-26 6078 San Mateo Crystal Springs Lake Comment
  CDA1534  Cirsium quercetorum T. C. Fuller 1971-6-1 19882 San Mateo Crystal Springs Reservoir E shore, 0.3 mi. SE of center causeway; Belmont. Comment
  JEPS80473  Cirsium quercetorum L. R. Heckard 1981-5-25 5663 San Mateo on e side of the s end Lower Crystal Springs Reservoir (nw of junction (freeway interchange) of highway state <sic> 92 and U. S. 280) Comment
  RSA0070860  Cirsium quercetorum A. D. E. Elmer 1903-06 4290 San Mateo Crystal Springs Lake. Comment
  JROH636  Cirsium vulgare John H. Thomas 1970-7-5 15670 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH637  Cirsium vulgare John H. Thomas 1973-6-15 16841 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SJSU15228  Clarkia amoena subsp. whitneyi Toni Corelli 2012-7-12 804 San Mateo Wavecrest, north of Redondo Road, west of Highway 1 in Half Moon Bay 24 Comment
  RSA296779  Clarkia cylindrica subsp. cylindrica Clark L. Miller 1978-6-15 Feb- 65 San Mateo 6 miles south of Half Moon Bay, off Highway 1 of Verde Road 61 Comment
  CAS-BOT-BC164313  Clarkia davyi A. A. Heller 1906-6-8 8384 San Mateo Near Ocean View, San Francisco, on the Lake Merced side of the Ocean Shore tracks Comment
  CAS-BOT-BC164315  Clarkia davyi A. A. Heller 1906-6-8 8384 San Mateo Near Ocean View, San Francisco, on the Lake Merced side of the Ocean Shore tracks Comment
  CAS-BOT-BC172000  Clarkia epilobioides Robert F. Hoover 1941-4-23 4904 San Mateo Redwood City Hills Comment
  RSA41290  Clarkia epilobioides Robert F. Hoover 1941-4-23 4904 San Mateo Redwood City hills Comment
  CAS-BOT-BC163922  Clarkia purpurea subsp. quadrivulnera A. A. Heller 1906-6-8 8382 San Mateo Near Ocean View, San Francisco, on the Lake Merced side of the Ocean Shore tracks Comment
  CAS-BOT-BC163967  Clarkia purpurea subsp. quadrivulnera W. R. Dudley 1894-7-30 s.n. San Mateo Near La Honda Comment
  CAS-BOT-BC163973  Clarkia purpurea subsp. quadrivulnera Margaret A. Barry 1937-5-15 145 San Mateo Exposed slopes on Coal Mine Ridge Comment
  JROH3005  Clarkia purpurea subsp. quadrivulnera John Hunter Thomas 1981-5-5 20537 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3007  Clarkia purpurea subsp. quadrivulnera John Rawlings 2013-4-19 1140 San Mateo Jasper Ridge Biological Preserve, Stanford University. On easterly of the two paths leading from Goya Gate to Road F. 192 Comment
  CAS-BOT-BC163969  Clarkia purpurea subsp. quadrivulnera H. A. Dutton 1900-4-17 s.n. San Mateo Woodside Serpentine. Along middle of S. side Comment
  CAS-BOT-BC163972  Clarkia purpurea subsp. quadrivulnera W. R. Dudley 1894-5-30 s.n. San Mateo Near Redwood City Comment
  RSA176537  Clarkia purpurea subsp. viminea John H. Thomas 1963-6-23 10164 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto Comment
  CAS-BOT-BC165176  Clarkia rubicunda H. A. Dutton 1900-4-17 s.n. San Mateo Woodside 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
  JEPS43631  Clarkia rubicunda Dr. L. M. Newlon 1921-1 251 San Mateo between Salada and Mussel Rock Comment
  JROH3012  Clarkia rubicunda John H. Thomas 1962-5-31 9891 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Westridge end Comment
  UC1279906  Clarkia rubicunda Peter H. Raven 1957-6-24 10967 San Mateo 2.0 mi n Montara (along State Highway 1) Comment
  CAS-BOT-BC165126  Clarkia rubicunda L. R. Abrams 1907-8-25 s.n. San Mateo Between [Pecadero] Pescadero and Half Moon Bay Comment
  CAS-BOT-BC165137  Clarkia rubicunda Robert Setzer 1969-7-18 3366 San Mateo Montara Beach Comment
  CAS-BOT-BC165151  Clarkia rubicunda Phillip C. Wheeler 1965-7-8 s.n. San Mateo Quarry Canyon Comment
  OBI12094  Clarkia rubicunda Lewis S. Rose 1957-7-6 57117 San Mateo Skyline blvd. W of San Mateo 183 Comment
  RSA113615  Clarkia rubicunda Peter H. Raven 1957-7-6 11055 San Mateo Along Tunitas Creek 2.0 miles from junction with State Highway 1. Comment
  POM32523  Clarkia rubicunda subsp. blasdalei A. D. E. Elmer 1903-06 4310 San Mateo Crystal Springs Lake. Comment
  CAS-BOT-BC165599  Clarkia unguiculata A. D. E. Elmer 1903-6-1 4293 San Mateo Alpine School House Comment
  CAS-BOT-BC165604  Clarkia unguiculata Margaret A. Barry 1937-6-22 166 San Mateo On Coal Mine Ridge Comment
  CAS-BOT-BC165600  Clarkia unguiculata Josephine D. Randall 1907-6-5 258 San Mateo Los Trancos Road near Stanford University Comment
  JROH3336  Claytonia exigua subsp. exigua John Hunter Thomas 1992-4-9 25133 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS121443  Claytonia perfoliata subsp. perfoliata Adam C. Schneider with C. Matt Guilliams 2013-2-2 2 San Mateo Crystal Springs Reservoir, 100 yards west from the intersection of Lexington Ave. and Allegheny Way, Highlands-Baywood Park, CA. Comment
  UC1300962  Claytonia perfoliata subsp. perfoliata Helen K. Sharsmith 1963-2-16 5138 San Mateo above Daly City (slopes of San Bruno Mountain); San Francisco Bay Region, San Bruno Mountain 106 Comment
  JROH3409  Clematis lasiantha John H. Thomas 1966-4-29 11586 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3410  Clematis lasiantha John H. Thomas 1966-4-29 11586 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3414  Clematis lasiantha John H. Thomas 1977-4-8 18524 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5686  Clematis lasiantha John Rawlings 2015-3-3 1310 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 9. 194 Comment
  SEINET12099146  Clematis lasiantha J. H. Thomas 1959-1 7666 San Mateo Jasper Ridge, 5 mi SW of Palo Alto 152 Comment
  JROH3421  Clematis ligusticifolia Toni Corelli 2007-8-28 336 a San Mateo Jasper Ridge Biological Preserve, Stanford University; below Trail 2, above San Francisquito Creek along embankment 71 Comment
  UC729849  Clintonia andrewsiana Carl B. Wolf 1929-5-25 3736 San Mateo 2 mi from Pescadero (on Alpine Creek); Alpine Creek Comment
  CAS-BOT-BC499400  Clintonia andrewsiana W. R. Dudley 1895-6-4 s.n. San Mateo Pescadero Creek near Iverson's Comment
  RSA18200  Clintonia andrewsiana Carl B. Wolf 1929-5-25 3736 San Mateo 7.5 miles from Pescadero on Alpine Creek Road. 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
  SEINET12057122  Clintonia andrewsiana F. H. Utech, Utech, C. L. 1972-7-17 72 -601 San Mateo road between Pescadero and La Honda, ca 2.5 mi before the junction with CA 84 183 Comment
  RSA130676  Collinsia heterophylla Josephine Randall 1907-6-8 384 San Mateo Portola Valley. Santa Cruz Peninsula. Comment
  CAS-BOT-BC240929  Collinsia multicolor W. R. Dudley 1906-5-13 s.n. San Mateo Santa Cruz Mountain Peninsula. Hills S.W. of San Mateo Comment
  CAS-BOT-BC240936  Collinsia multicolor Miss E. Cannon No date on label s.n. San Mateo Hills near the Bay, South San Francisco Comment
  RSA191938  Conioselinum gmelinii R. F. Thorne, P. Everett 1963-6-9 32237 San Mateo On top of San Bruno Mountain on Kamchatka Point near the TV tower 335 Comment
  JROH208  Conium maculatum John H. Thomas 1964-7-3 10442 San Mateo Jasper Ridge Biological Preserve, Stanford University; along road above Searsville Lake Comment
  JROH215  Conium maculatum John Hunter Thomas 1981-5-5 20541 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  SEINET4182808 Image available Conium maculatum Robert A. Norris 1985-10-11 4979 San Mateo San Francisco, near S end of Middle Lake, Chain of Lakes, Gold State Park, San Francisco F. Co., Calif. Fls. white. Comment
  RSA0059778  Convolvulus subacaulis LeRoy Abrams 1902-5-4 2399 San Mateo Woodside. 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
  UCD138899  Corallorhiza striata K. L. Koch 1965-5-1 42 San Mateo on north side of Alpine Road, 1.4 miles from Portola Park turnoff. 426 Comment
  POM263616  Cordylanthus pilosus subsp. pilosus L. S. Rose 1941-8-9 41362 San Mateo Woodside. 60 Comment
  RSA17972  Cordylanthus pilosus subsp. pilosus Carl B. Wolf 1927-7-28 707 San Mateo Los Trancos Creek, 2 mi back of Stanford University. Comment
  JEPS30902  Corethrogyne filaginifolia J. H. Thomas 1958-6-11 7221 San Mateo about 4.3 mi due e of Belmont; Crystal Springs Reservoir 91 Comment
  CAS-BOT-BC209818  Cornus glabrata C. B. Wolf 1931-8-20 2326 San Mateo Los Trancos Creek, 2 miles back of Stanford University, near Schenkel's Camp 91 Comment
  UC527529  Cornus glabrata C. B. Wolf 1931-8-20 San Mateo 3 mi. w. Mayfield (on rd. to La Honda) 91 Comment
  CAS-BOT-BC210361  Cornus sericea Dr. E Goodman 1922-7-1 s.n. San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC190041  Cortaderia jubata Phillip C. Wheeler 1965-8-14 s.n. San Mateo San Bruno Mountain. Brisbane Lagoon. Comment
  UC311542  Corylus californica A. D. E. Elmer Mar 1903 4536 San Mateo Kings Mountain Comment
  CAS-BOT-BC180281  Corylus cornuta subsp. californica Josephine D. Randall 1907-4-27 112 San Mateo Colma King's Mt. Road above Woodside. Santa Cruz Peninsula Comment
  CAS-BOT-BC180365  Corylus cornuta subsp. californica W. R. Dudley 1898-3-5 s.n. San Mateo King's Mt., Santa Cruz Peninsula Comment
  POM196594  Corylus cornuta var. californica W. R. Dudley 1902-5-17 s.n. San Mateo King Mountain rd. Comment
  POM270408  Corylus cornuta var. californica Lyman Benson 1937-7-15 8455 San Mateo Upper San Francisquito Creek, Santa Cruz Mountains; San Francisco Bay watershed. 244 Comment
  CAS-BOT-BC452289  Cotoneaster franchetii Philip Wheeler 1965-6-13 s.n. San Mateo San Bruno Mountain; Colma Canyon Comment
  CAS-BOT-BC141554  Cotoneaster pannosus Walter Knight; Irja Knight 1964-9-30 s.n. San Mateo Lower Kamchatka - San Bruno Mountain Comment
  JROH3647  Cotoneaster pannosus John Hunter Thomas 1992-5-14 25232 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near boat ramp Comment
  CAS-BOT-BC287306  Cotula australis Walter & Irja Knight 1965-6-20 1253 San Mateo San Bruno Mt. Crystal Cave Canyon Comment
  UCR142747  Cotula coronopifolia David D. Keck 1932-3-24 1403 San Mateo San Francisco Bay Region, Redwood City, border of San Francisco Bay 3 Comment
  UC1119273  Cotula coronopifolia G. E. Sindel 1935-7-25 313 San Mateo mouth Pescadero Creek Comment
  CDA19795  Cotula mexicana D. Pendleton 2002-3-21 PDR 065823 San Mateo San Francisco Bay Area; Sharp Park Golf Course in Pacifica. 0 Comment
  UCD101809  Crassula aquatica Malcolm A. Nobs 1949-8-26 1580 San Mateo About 1 mile south of Half Moon Bay. Comment
  CAS-BOT-BC427832  Crassula connata John H. Thomas 1961-5-7 9260 San Mateo San Bruno Mountain in northern part of county. 396 Comment
  CAS-BOT-BC427833  Crassula connata John H. Thomas 1965-4-29 10630 San Mateo San Bruno Mountain in northern part of county. 396 Comment
  CAS-BOT-BC427835  Crassula connata Elizabeth McClintock; David Schooly; Kim Marcus 1975-4-13 s.n. San Mateo San Bruno Mountain. Slope above Hillside Blvd., South San Francisco. Comment
  JROH3662  Crataegus monogyna John Hunter Thomas 1992-5-19 25339 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CDA21572  Crepis vesicaria subsp. taraxacifolia D. G. Kelch 2000-4-8 0 .139 San Mateo S of Woodside along I-680. Comment
  JEPS100484  Crocosmia X crocosmiiflora Dean Wm. Taylor, Shelia Byrne 2000-8-1 17540 San Mateo western slope near summit of Scarper Peak; Santa Cruz Mountains, Montara Mountain 502 Comment
  JROH1956  Croton setiger Duncan M. Porter 1960-10-12 727 San Mateo Jasper Ridge Biological Preserve, Stanford University; flat area on crest of the ridge (above area G) Comment
  JROH4997  Crypsis schoenoides Toni Corelli 2006-9-20 331 San Mateo Jasper Ridge Biological Preserve, Stanford University. Below Trail 12 In the dry Corte Madera streambed. 109 Comment
  JROH5724  Crypsis schoenoides John Rawlings 2015-9-22 1639 San Mateo Jasper Ridge Biological Preserve, Stanford University. In mud of Corte Madera Creek delta near open water 104 Comment
  SBBG32437  Cryptantha flaccida L. S. Rose 1966-5-2 66032 San Mateo Emerald Lake, W of Redwood City 91 Comment
  SJSU7524  Cryptantha flaccida L. S. Rose 1966-5-2 66032 San Mateo Emerald L, W of Redwood City 91 Comment
  SJSU15763  Cryptantha leiocarpa Toni Corelli 2010-5-17 627 San Mateo Pescadero State Beach and Marsh Natural Preserve, west side of Hwy. 1, along trail in dunes south of north parking lot 6 Comment
  JROH1381  Cryptantha microstachys Toni Corelli 2007-5-2 334 San Mateo Jasper Ridge Biological Preserve, Stanford University. Upslope along Trail b 142 Comment
  UCD84709  Cryptantha torreyana Robert E. Preston 2009-6-16 2688 b San Mateo Santa Cruz Mtns, ca. 0.5 mi NW of Waterman Gap. 347 Comment
  JROH1861  Cuscuta occidentalis John Rawlings 2011-10-18 1095 B San Mateo Jasper Ridge Biological Preserve, Stanford University. Boat launch below Searsville Lab. 104 Comment
  JROH5621  Cuscuta occidentalis Ann Lambrecht, Toni Corelli, John Rawlings 2010-8-18 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Old dock below Searsville Lab 104 Comment
  UC153904  Cuscuta salina var. major L. R. Abrams 1906-9-30 San Mateo Cooley's Landing Comment
  UC580080  Cuscuta salina var. major Ira L. Wiggins 1934-8-11 6970 San Mateo 1 mi n Redwood City (along Bayshore Highway) Comment
  RSA800141  Cyclospermum leptophyllum Peter Rubtzoff 1988-6-25 9927 San Mateo Menlo Park, on Willow Road near Alma Street. Comment
  CAS-BOT-BC190210  Cynodon dactylon Elizabeth McClintock; Paul Reeberg 1988-8-18 s.n. San Mateo San Bruno Mountains. Along railroad tracks near PG&E gasline west of Quarry. 45 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
  JROH1389  Cynoglossum grande Le Roy Abrams 1902-4-6 2317 San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  JROH1390  Cynoglossum grande John H. Thomas 1958-2-15 6986 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1394  Cynoglossum grande John Hunter Thomas 1981-5-14 20573 San Mateo Jasper Ridge Biological Preserve, Stanford University; near old shack riders shack Comment
  RSA130412  Cynoglossum grande Josephine Randall 1908-3-22 s.n. San Mateo Corte de Madera Canyon near Alpine Road Comment
  CAS-BOT-BC114452  Cyperus eragrostis John Thomas Howell 1926-10-9 2216 San Mateo Near Lake San Andreas Comment
  UC1100529  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-28 13084 San Mateo entrance to county prison San Francisco Comment
  UC1100530  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-28 13083 San Mateo at entrance to county prison San Francisco Comment
  CAS-BOT-BC114453  Cyperus eragrostis David Daniels Keck 1931-8-6 1263 San Mateo Desiccated swamp near Searsville Lake. 75 Comment
  CAS-BOT-BC114455  Cyperus eragrostis Walter Knight; Irja Knight 1964-9-2 s.n. San Mateo Buckeye Canyon, San Bruno Mountains. Comment
  CAS-BOT-BC114460  Cyperus eragrostis Jane Reese 1966-6-11 123 San Mateo Whiskey hill road, 1 mi from Junction with Woodside road. 152 Comment
  SEINET3909444  Cyperus eragrostis K. Thorne, J. Chandler 1986-7-25 4926 San Mateo Half Moon Bay, 2 mi S of Moss Beach at Dune Beach.; 0 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-BC113985  Cyperus owanii John Thomas Howell 1966-9-4 s.n. San Mateo In garden of Edgar Kahn, 650 Edgewood Rd, Redwood City. Comment
  JROH20  Cystopteris fragilis Herbert Dengler 1961-4-9 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek Comment
  JROH22  Cystopteris fragilis Richard Jeffers 1981-4-19 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  RSA101030  Dactylis glomerata G. Oberlander 1950-5-21 960 San Mateo Under Douglas fir, Cahill Ridge, San Francisco Watershed Reserve Comment
  CAS-BOT-BC192228  Danthonia californica Elizabeth McClintock 1963-6-9 s.n. San Mateo San Bruno Mountain Comment
  CDA31639  Danthonia californica Wm. Davis 1958-6-5 San Mateo San Bruno, San Bruno Pk. 0 Comment
  HSC81716  Danthonia californica Thomas W. Nelson, Jane P. Nelson 1980-5-3 5133 San Mateo Intersection of Hwy. 92 and Hwy. 280, W of San Mateo. Comment
  JROH5035  Danthonia californica H. J. Dengler 1967-4-23 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Found by the vernal spring at west end of the serpentine meadow Comment
  JROH5037  Danthonia californica John H. Thomas 1968-5-3 14437 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD164680  Danthonia californica Peter Rubtzoff 1976-5-22 8547 San Mateo San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. East Fork Colma Creek Canyon area. Comment
  RSA6303  Danthonia californica var. americana D. D. Keck 1932-5-6 1479 San Mateo Open hillside just west of Millbrae Highlands. 50 Comment
  RSA112477  Datisca glomerata W. R. Dudley 1895-6-14 s.n. San Mateo Santa Cruz Peninsula: Along San Francisquito Creek. Comment
  JEPS13252  Daucus carota Rimo Bacigalupi with G. Thomas Robbins 1955-8-4 5444 San Mateo just s. Pedro Valley (along grade on Ca Hwy. No. 1) Comment
  JROH234  Daucus pusillus John Hunter Thomas 1992-4-29 25171 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1122940  Daucus pusillus N. K. Carlson 1935-6-29 108 San Mateo 1 mi. s. Pescadero; Santa Cruz Quad. Comment
  UC174170  Deinandra corymbosa Katharine Brandegee 1885-1 San Mateo Moss Beach Comment
  CAS-BOT-BC299210  Deinandra corymbosa subsp. corymbosa L. S. Rose 1941-8-9 41361 San Mateo Moss Beach 16 Comment
  CAS-BOT-BC299227  Deinandra corymbosa subsp. corymbosa David D. Keck 1932-5-25 1784 San Mateo Hills two miles west of Belmont Comment
  CAS-BOT-BC299229  Deinandra corymbosa subsp. corymbosa David D. Keck 1927-6-10 396 San Mateo Radio Station, Montara Point 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
  RSA152052  Delphinium californicum John H. Thomas 1961-5-7 9279 San Mateo San Bruno Mountain in northern part of county. 305 Comment
  UCD95637  Delphinium californicum Lewis S. Rose 1965-5-3 65058 San Mateo San Bruno Mountain, Colma Canyon. 60 Comment
  JROH3429  Delphinium californicum subsp. californicum Richard L. Garber 1971-5-18 28 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3432  Delphinium californicum subsp. californicum D. E. Breedlove 1971-5-31 19358 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  JROH3440  Delphinium californicum subsp. californicum John Hunter Thomas 1989-5-11 24730 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along road near and below dam Comment
  CAS-BOT-BC9237  Delphinium decorum Peter H. Raven 1950-4-16 1788 San Mateo Colma Canyon, San Bruno Mountains 182 Comment
  CAS-BOT-BC10290  Delphinium hesperium Ned Cahill 1974-5-13 277 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi. westward from Redwood City Comment
  JROH3444  Delphinium hesperium subsp. hesperium John H. Thomas 1976-5-26 18155 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SD37308  Delphinium nudicaule Edith A. Purer 1933-5-24 3617 San Mateo Alpine Road Comment
  CAS-BOT-BC116526  Delphinium patens subsp. patens C. B. Wolf 1929-4-26 3659 San Mateo Woodside Comment
  JROH3453  Delphinium patens subsp. patens John H. Thomas 1975-4-5 17711 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3458  Delphinium patens subsp. patens John Hunter Thomas 1980-4-10 19872 San Mateo Jasper Ridge Biological Preserve, Stanford University. Below dam, grassy area Comment
  CAS-BOT-BC7893  Delphinium variegatum C. F. Baker 1902-4-6 458 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC7931  Delphinium variegatum Doris Kildale Gillespie 1930-4-21 9221 San Mateo Emerald Lake near Redwood City Comment
  CAS-BOT-BC7940  Delphinium variegatum John Hunter Thomas 1971-5-2 15829 San Mateo near intersection of Canada and Edgewater Roads, about 4 miles SW of center of Redwood City 304 Comment
  POM177524  Delphinium variegatum W. R. Dudley 1896-4-4 s.n. San Mateo Near Crystal Springs Lake Comment
  CAS-BOT-BC7939  Delphinium variegatum John Hunter Thomas 1969-4-24 14914 San Mateo near Canada College, Redwood City, near Farm Hill Drive Comment
  CAS-BOT-BC7896  Delphinium variegatum subsp. variegatum Ned Cahill 1974-4-29 200 San Mateo near jct. of Canada and Edgewood Roads, about 3 mi. westward from Redwood City Comment
  JEPS127792  Delphinium variegatum subsp. variegatum Adam C. Schneider with C. Matt Guilliams 2013-4-7 63 San Mateo 1+ m away from dirt road running parallel to overhead power transmission lines. GPS coordinates approximate. Comment
  UC9242  Delphinium variegatum subsp. variegatum Alice Eastwood Apr 1896 San Mateo Crystal Springs Comment
  JEPS48647  Dendromecon rigida Elsa Kraeger 1926-2-21 San Mateo along roadside n La Honda Comment
  CAS-BOT-BC192596  Deschampsia cespitosa subsp. holciformis L. R. Abrams 1932-5-26 s.n. San Mateo Hillside Drive, Burlingame Comment
  CAS-BOT-BC192601  Deschampsia cespitosa subsp. holciformis George Oberlander 1950-4-22 724 San Mateo Cahill Ridge Comment
  UCD164702  Deschampsia cespitosa subsp. holciformis Peter Rubtzoff 1976-6-13 8639 San Mateo San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  JROH5049  Deschampsia danthonioides John Hunter Thomas 1982-5-7 20923 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC201909  Deschampsia elongata H. L. Mason 1921-5-29 s.n. San Mateo Arroyo de los Frijoles Comment
  JROH5060  Deschampsia elongata John H. Thomas 1973-6-15 16844 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA17939  Deschampsia holciformis C. B. Wolf, Le Roy Abrams 1927-6-16 s.n. San Mateo On the west side of Spring Valley Lakes. Comment
  CAS-BOT-BC902  Dicentra chrysantha L. R. Abrams 1921-5-25 8007 San Mateo Halfway to summit of Mt. Diablo Comment
  CAS-BOT-BC706  Dicentra formosa subsp. formosa Walter Knight; Irja Knight 1965-4-11 1024 San Mateo Guadalupe Road near big rock at Guadalupe Creek. Comment
  CAS-BOT-BC500928  Dichelostemma capitatum Ned Cahill 1974-4-23 164 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JROH5720  Digitaria sanguinalis John Rawlings 2015-9-22 1643 San Mateo Jasper Ridge Biological Preserve, Stanford University. In mud of Corte Madera Creek delta near open water 104 Comment
  CAS-BOT-BC150455  Diplacus aurantiacus Elizabeth McClintock 1965-3-28 s.n. San Mateo North Power Line Ridge Comment
  CAS-BOT-BC150460  Diplacus aurantiacus J. H. Thomas 1954-4-3 3811 San Mateo Sand Hill Road, about 1 mile W. of Junipero Serra Blvd. 91 Comment
  CAS-BOT-BC150464  Diplacus aurantiacus Carl B. Wolf 1930-11-5 1804 San Mateo Half way up east side of La Honda Grade, Santa Cruz Mtns. 304 Comment
  JROH1911  Dipsacus sativus John H. Thomas 1975-5-2 17855 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC121856  Dirca occidentalis Lewis S. Rose 1939-4-12 39060 San Mateo Crystal Springs Lake 152 Comment
  CAS-BOT-BC121868  Dirca occidentalis Alice Eastwood 1922-5-31 11334 San Mateo Crystal Springs Lakes Comment
  JEPS47163  Dirca occidentalis W. L. Jepson 1922-3-19 9536 San Mateo Lake San Andreas Comment
  UC765088  Dirca occidentalis R. F. Hoover 1941-2-12 4761 San Mateo above La Honda; La Honda Creek Comment
  UCD64392  Distichlis spicata var. stolonifera A. A. Beetle 1942-10-1 1890 San Mateo Near San Mateo, borders of San Francisco Bay. Comment
  JEPS30787  Dodecatheon clevelandii subsp. patulum G. Thomas Robbins 1937-4-11 89 San Mateo above San Mateo (on road to Woodside); above San Mateo Comment
  SD38129  Dodecatheon hendersonii Marie Cummings 1933-4-11 3687 San Mateo Spring Valley Lake Comment
  CDA39075  Dracunculus vulgaris M. K. Beyers 2013-5-31 s.n. San Mateo Montara State Beach, McNee Ranch Trail Trailhead. Comment
  CDA39077  Dracunculus vulgaris M. K. Beyers 2013-5-31 s.n. San Mateo Montara State Beach, McNee Ranch Trail Trailhead. Comment
  CAS-BOT-BC159543  Drymocallis glandulosa var. glandulosa Javier Penalosa 1963-2-23 2634 San Mateo San Bruno Mtn., ravine south of Crocker Ave. 213 Comment
  CAS-BOT-BC159542  Drymocallis glandulosa var. glandulosa C. F. Leithold 1894-8-13 s.n. San Mateo Devil's Canyon, Black Mountain - Santa Cruz Peninsula Comment
  UC903041  Drymocallis glandulosa var. wrangelliana Ethel Crum 1934-4-29 1695 San Mateo one mi w Pescadero (near Pebble Beach); w of Pescadero, near Pebble Beach 30 Comment
  CAS-BOT-BC428367  Dudleya farinosa Robt. T. Orr 1961-7-28 s.n. San Mateo Ano [Ano] Nuevo Island Comment
  JROH1809  Dysphania ambrosioides John H. Thomas 1974-10-29 17642 San Mateo Jasper Ridge Biological Preserve, Stanford University; small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH5088  Echinochloa crus-galli John Hunter Thomas 1979-9-9 19713 San Mateo Jasper Ridge Biological Preserve, Stanford University. Lake edge and delta. Comment
  JROH5096  Echinochloa crus-galli John Hunter Thomas 1991-11-21 25099 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing of San Francisquito Creek, in pavement. Comment
  CAS-BOT-BC197265  Echinochloa muricata var. microstachya George Oberlander 1949-9-25 394 San Mateo San Francisco Watershed Reserve. Upper Crystal Spr. Lake Comment
  JROH4307  Echinodorus berteroi John Hunter Thomas 1981-7-12 20701 San Mateo Jasper Ridge Biological Preserve, Stanford University; on sandy beach Comment
  CDA5628  Echium pininana Gordon Leppig 2000-5-24 1384 San Mateo Highway 1 between Montara and Linda Mar. 0 Comment
Read comments
Sep 13 2011
  CAS-BOT-BC112957  Eleocharis macrostachya Rimo Bacigalupi 1922-5-25 s.n. San Mateo Emerald Lake Redwood City. Comment
  UC1100725  Eleocharis macrostachya Herbert L. Mason, Verne Grant 1946-8-28 13087 San Mateo S of San Francisco (Santa Cruz--Daly City Road # 5) Comment
  POM144786  Eleocharis palustris A. D. E. Elmer 1903-07 4767 San Mateo San Pedro. Comment
  JROH5796  Elymus X hansenii John Rawlings 2016-7-6 1892 San Mateo Jasper Ridge Biological Preserve, Stanford University; 80 yards west of Escobar Gate and 6 ft. south of Rd F 163 Comment
  CAS-BOT-BC203685  Elymus glaucus subsp. glaucus J. Clausen 1937-6-20 1529 San Mateo West of Redwood City near the Easter Cross Comment
  JROH5110  Elymus glaucus subsp. glaucus John Hunter Thomas 1988-5-16 24467 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low flow crossing. Comment
  JROH5114  Elymus glaucus subsp. virescens John Rawlings 2009-9-16 1017 San Mateo Jasper Ridge Biological Preserve, Stanford University. A few yards uphill of Trail a, about 35 yards from the lower Trail a terminus, near a large rock outcrop at the serpentine contact. 91 Comment
  CAS-BOT-BC235210  Elymus multisetus John H. Thomas 1961-5-14 9384 B San Mateo Just north of dam on San Mateo Creek 121 Comment
  JROH5121  Elymus multisetus John H. Thomas 1973-6-10 16824 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5129  Elymus multisetus John Hunter Thomas 1985-5-21 23663 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SJSU15955  Elymus trachycaulus subsp. trachycaulus John Rawlings, Ken Hickman 2016-5-26 1832 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
  JROH3042  Epilobium brachycarpum John H. Thomas 1971-8-7 16019 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176590  Epilobium brachycarpum John H. Thomas 1961-8-27 9696 San Mateo Colma; open sandy field near intersection of El Camino Real and F Street 46 Comment
Read comments
Jul 12 2015
  HSC16554  Epilobium canum subsp. canum L. S. Rose 1965-9-4 65099 San Mateo Skyline Blvd. and Half Moon Bay Rd., Cahill Ridge 244 Comment
  RSA51362  Epilobium canum subsp. canum L. S. Rose 1949-9-11 49178 San Mateo 2 miles west of Crystal Springs Lake, Skyline Blvd. Comment
  UC1073372  Epilobium canum subsp. canum George B. Rossbach 1955-10-23 364 San Mateo w Crystal Springs Lake (steep bank above road); Cahill Ridge Comment
  UC1122561  Epilobium ciliatum subsp. watsonii H. S. Yates 1935-5-8 5220 San Mateo 2 mi sw Pescadero; Santa Cruz Quadrangle Comment
  UC750564  Epilobium densiflorum Lewis S. Rose 1942-8-11 42228 San Mateo hills e Sharps Park 91 Comment
  JROH61  Equisetum arvense John Hunter Thomas 1983-7-7 22822 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  POM281831  Equisetum arvense Lyman Benson 1930-6-14 2157 San Mateo La Honda, Santa Cruz Mtn range. Redwoods. 244 Comment
  SD27774  Equisetum telmateia subsp. braunii Carl B. Wolf 1927-4-3 255 San Mateo Santa Cruz Mountains, 1 mile above La Honda 245 Comment
  JROH66  Equisetum telmateia subsp. braunii John H. Thomas 1974-5-3 17245 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek. Below dam. Comment
  RSA0051549  Equisetum telmateia var. braunii W. M. Arbaugh 1968-4-10 256 San Mateo Butano State Park. Comment
  RSA15198  Equisetum telmateia var. braunii C. B. Wolf 1926-10-19 75 San Mateo La Honda Grade. Santa Cruz Mtns. Comment
  JROH5140  Eragrostis pectinacea var. pectinacea John H. Thomas 1974-10-29 17646 San Mateo Jasper Ridge Biological Preserve, Stanford University. Small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH5144  Eragrostis pectinacea var. pectinacea Ann Lambrecht 2005-8-24 20 San Mateo Jasper Ridge Biological Preserve, Stanford University. Sand Hill Road fence 5 or 6 m from Bear Creek crossing. 89 Comment
  CAS-BOT-BC299888  Erechtites glomeratus Delzie Demaree 1933-8-13 10505 San Mateo Santa Clara Valley, Belmont Comment
  RSA191936  Erechtites glomeratus R. F. Thorne, Percy C. Everett 1963-6-9 32212 San Mateo On top of San Bruno Mountain. 335 Comment
  JROH3145  Eriastrum abramsii John H. Thomas 1961-6-7 9533 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3147  Eriastrum abramsii Richard L. Garber 1971-5-11 5 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5711  Eriastrum abramsii John Rawlings 2015-5-10 1524 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 14 near its terminus with Rd. E. 113 Comment
  SJSU12768  Eriastrum abramsii Toni Corelli 1986-5-22 San Mateo Edgewood County Park near junction of Edgewood Rd & Hwy 280, Redwood City 219 Comment
  CAS-BOT-BC286882  Ericameria ericoides David D. Keck 1931-10-5 1286 San Mateo 1 mile north of Salada Beach Comment
  CAS-BOT-BC286883  Ericameria ericoides Elizabeth McClintock 1966-9-29 s.n. San Mateo San Bruno Mountain. Lower part of Colma Canyon Comment
  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-BC295094  Erigeron glaucus Louis F. Pitelka 1974-5-28 s.n. San Mateo Bolsa Point, about 1 mi N of Pigeon Point and about 39 mi S of San Francisco Comment
  POM357521  Erigeron glaucus Glenn A. Gorelick 1967-4-14 s.n. San Mateo San Bruno Mountains, overlooking Daly City near San Francisco. Comment
  CAS-BOT-BC295081  Erigeron glaucus W. R. Dudley 1900-3-17 s.n. San Mateo Santa Cruz Mountain Peninsula. Montara Mountains Comment
  CAS-BOT-BC344850  Erigeron philadelphicus Peter Rubtzoff; Roman Gankin; Elizabeth McClintock; Bill Burley 1979-6-7 9288 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains. 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
  CAS-BOT-BC216128  Eriodictyon californicum Phillip Wheeler 1965-6-7 s.n. San Mateo Lower Owls Canyon, San Bruno Mountain Comment
  CAS-BOT-BC216249  Eriodictyon californicum George Oberlander 1949-4-30 133 San Mateo Sweeney Ridge, San Francisco Watershed Reserve Comment
  CAS-BOT-BC216250  Eriodictyon californicum Volney Rattan 1881-1-1 s.n. San Mateo Belmont Comment
  CHSC56987  Eriogonum fasciculatum var. foliolosum Josephine Boyd 1988-5-11 San Mateo Along ne side of Canada Road ca 0.8 mi s of its jct. with Hwy. 92. 114 Comment
  UC429743  Eriogonum gracile L. R. Abrams 1902-9-21 2988 San Mateo Crystal Lake Comment
  CAS-BOT-BC250542  Eriogonum gracile W. R. Dudley 1902-9-21 s.n. San Mateo Santa Cruz Peninsula. Whipple Road near Crystal Springs Lake Comment
  CAS-BOT-BC250545  Eriogonum gracile Paul H. Arnaud, Jr. 1959-8-2 s.n. San Mateo Hills above Redwood City 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-BC251979  Eriogonum latifolium John H. Thomas 1964-4-30 10352 San Mateo San Bruno Mountain in northern part of county 914 Comment
  CAS-BOT-BC251984  Eriogonum latifolium John H. Thomas 1963-5-20 10126 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC251991  Eriogonum latifolium Alice Eastwood 1937-7-25 18884 San Mateo Pebble Beach, Pescadero Comment
  JEPS56786  Eriogonum latifolium William S. Cooper 1925-5-28 10 San Mateo Salada Comment
  POM145464  Eriogonum latifolium J. B. Feudge 1923-8-19 97 San Mateo Ano Nuevo Point 6 Comment
  UCR121581  Eriogonum latifolium George K. Helmkamp, E. A. Helmkamp 1999-6-28 4986 San Mateo Pescadero Creek Watershed, Pescadero Road just north of Loma Mar 107 Comment
  UCSB461  Eriogonum latifolium Myrick, Donald 1966-6-11 San Mateo Pigeon Point on Highway #1 south of San Francisco Comment
  RSA273144  Eriogonum latifolium Glenn A. Gorelick 1967-5-12 s.n. San Mateo Approximately two miles from coast in San Bruno Mountains Comment
  SEINET10479506  Eriogonum latifolium Mary Susan Taylor 1978-8-30 Taylor 1870 San Mateo Comment
  UCSC007632  Eriogonum latifolium Randall Morgan 2004-7-23 4254 San Mateo Rockaway Beach Comment
  POM165227  Eriogonum luteolum C. F. Baker 1902-9-10 1674 San Mateo Crystal Springs Lake Comment
  SEINET11938085  Eriogonum luteolum var. caninum E. A. Purer 1933-1 5510 San Mateo Along Skyline Drive Comment
  JROH3230  Eriogonum luteolum var. luteolum John H. Thomas 1972-8-18 16146 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3234  Eriogonum luteolum var. luteolum John Hunter Thomas 1981-7-24 20728 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS83064  Eriogonum nudum Roy E. Buck, Randall A. Morgan, James A. West 1983-7-23 449 San Mateo 1.4 km w San Andreas Dam (at n end of Sawyer Ridge, on sw-facing slope above last curve in gravel ridge road before intersection above San Andreas Dam); San Francisco Watershed Reserve, Sawyer Ridge 312 Comment
  RSA169305  Eriogonum nudum var. auriculatum L. S. Rose 1964-9-9 64074 San Mateo Emerald Lake, west of Redwood City 244 Comment
  SEINET11938128  Eriogonum nudum var. auriculatum E. A. Purer 1933-1 5401 San Mateo Along the Bayshore Highway, near Redwood City Comment
  SD5712  Eriophyllum Ulysses S. Grant IV 1925-6-5 San Mateo Burlingame Comment
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Jul 10 2010
  RSA418518  Eriophyllum confertiflorum Jerry A. Powell 1972-3-10 910 San Mateo Mt. San Bruno Comment
  RSA0056420  Eriophyllum confertiflorum Lewis S. Rose 1933-5-17 s.n. 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
  JROH702  Eriophyllum confertiflorum var. confertiflorum John H. Thomas 1975-6-5 17942 San Mateo Jasper Ridge Biological Preserve, Stanford University; near shack Comment
  JROH706  Eriophyllum confertiflorum var. confertiflorum John Hunter Thomas 1977-6-16 18776 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH711  Eriophyllum confertiflorum var. confertiflorum John Hunter Thomas 1981-5-8 20562 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS19486  Eriophyllum lanatum var. arachnoideum Peter H. Raven 1957-6-24 10963 San Mateo just s of Linda Mar Comment
  JROH720  Eriophyllum lanatum var. arachnoideum John H. Thomas 1962-7-15 9912 San Mateo Jasper Ridge Biological Preserve, Stanford University; near northern end of ridge Comment
  CAS-BOT-BC301751  Eriophyllum latilobum L. Constance 1938-5-16 2242 San Mateo On San Mateo Creek, Half Moon Bay road 2 miles SW. of San Mateo 45 Comment
  CAS-BOT-BC301980  Eriophyllum staechadifolium Elizabeth McClintock 1963-6-9 s.n. San Mateo San Bruno Mountain Comment
  SEINET3146689  Eriophyllum staechadifolium L. S. Rose 1938-8-18 38233 San Mateo Skyline Blvd., 3 mi. S of San Francisco Co. line 61 Comment
  UC135308  Eriophyllum staechadifolium C. F. Baker 1901-10-1 1747 San Mateo Pillar Point, along coast and in places to summit of coast range; Pacific Coast Range, Pillar Point Comment
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Feb 2 2012
  CAS-BOT-BC301965  Eriophyllum staechadifolium Carl B. Wolf 1930-11-5 1808 San Mateo 2 miles south of San Gregorio 60 Comment
  CAS-BOT-BC301979  Eriophyllum staechadifolium Elizabeth McClintock; Walter Knight; Irja Knight; Baki Kasapligil 1967-7-18 s.n. San Mateo San Bruno Mountain. In Colma Canyon Comment
  RSA1946  Eriophyllum staechadifolium C. B. Wolf 1930-11-5 1808 San Mateo Hills near the ocean, 2 miles south of Pescadero 61 Comment
  RSA328357  Erodium botrys Robert A. Norris 1984-5-9 4731 San Mateo Olivet Memorial Park throughway, Colma. Comment
  CAS-BOT-BC54509  Erysimum capitatum James McMurphy 1909-5-25 s.n. San Mateo La Honda. Comment
  CAS-BOT-BC54829  Erysimum franciscanum W. R. Dudley 1894-4-21 s.n. San Mateo Santa Cruz Peninsula. San Mateo. Comment
  CAS-BOT-BC54835  Erysimum franciscanum G. B. Rossbach 1955-3-12 569 San Mateo North face of Devil's Slide, south of Pedro Point, west edge of Montara Mountains. 121 Comment
  CAS-BOT-BC54838  Erysimum franciscanum G. B. Rossbach 1955-3-26 577 San Mateo Crest of San Bruno Mountain near radio tower. 400 Comment
  CAS-BOT-BC54842  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-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-BC54861  Erysimum franciscanum G. B. Rossbach; R. P. Rossbach 1939-6-4 914 San Mateo Above southeast shore of Crystal Springs Lake, southwest base Pulgas Ridge. 91 Comment
  CAS-BOT-BC54868  Erysimum franciscanum Le Roy Abrams 1902-5-11 2443 San Mateo 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
  RSA101842B  Erysimum franciscanum G. B. Rossbach 1939-4-2 908 -b San Mateo Just above and west of South end of San andreas Lake 213 Comment
  RSA101843  Erysimum franciscanum G. B. Rossbach 1939-3-28 905 San Mateo Below Crystal Springs Lake 61 Comment
  RSA101861  Erysimum franciscanum G. B. Rossbach 1938-4-3 807 San Mateo San Bruno Hills Comment
  RSA101867  Erysimum franciscanum G. B. Rossbach 1940-5-24 932 San Mateo San Bruno Hills, 1-1.5 miles southeast of highest peak 358 Comment
  RSA15249  Erysimum franciscanum C. B. Wolf 1927-2-19 s.n. San Mateo 1 mile from where Skyline Blvd. crosses the road to Halfmoon Bay Comment
  CHSC22332  Erythranthe guttata Robert A. Schlising; Glenn Keator 1962-2-3 2044 San Mateo Coast Ranges. Along Highway 1, 3.9 mi N of jct with Bonnie Doon Road. Comment
  SJSU11565  Erythranthe guttata J. E. Hagerty 1950-5-20 San Mateo Pescadero Comment
  CAS-BOT-BC420646  Escallonia rubra var. macrantha Elizabeth McClintock; Paul Reeberg 1989-3-14 s.n. San Mateo Uncommon, along Guadalupe Canyon Parkway west of the park kiosk, on the north side of the parkway. 182 Comment
  CAS-BOT-BC403560  Eschscholzia californica Walter Knight; Irja Knight 1964-4-25 632 San Mateo San Bruno Mountain. Power Line Ridge Comment
  CAS-BOT-BC403555  Eschscholzia californica T. S. Brandegee May 20 s.n. San Mateo Searsville Comment
  UCSB11488  Eschscholzia californica Olson, Jim 1962-4-17 San Mateo 1 mile southeast of Halfmoon Bay on Halfmoon Bay to San Mateo Road 12 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
  CAS-BOT-BC202733  Euonymus occidentalis William R. Dudley 1895-6-6 4223 San Mateo Pescadero Cr. near Iverson's Comment
  CAS-BOT-BC202735  Euonymus occidentalis A. D. E. Elmer 1903-5-1 4317 San Mateo Butano Creek Comment
  CAS-BOT-BC202758  Euonymus occidentalis Alice Eastwood 1933-5-31 11843 San Mateo Butano Canon [Canyon] Comment
  JROH1796  Euonymus occidentalis var. occidentalis Volney Rattan May s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; at Searsville Comment
  RSA18354  Euphorbia lathyris C. B. Wolf 1929-5-25 3734 San Mateo 2 miles from Pescadero on Alpine Creek. Comment
  JROH1949  Euphorbia maculata Carol Zabel 2005-8-10 55 San Mateo Jasper Ridge Biological Preserve, Stanford University; along road near entrance to large parking lot near field station Comment
  JROH5788  Euphorbia oblongata John Rawlings 2016-5-10 1780 San Mateo Jasper Ridge Biological Preserve, Stanford University. San Francisquito Cr. near Dennis Martin site. 73 Comment
  UC1795595  Euphorbia oblongata J. Beall 2002-6-3 PDR 120145 San Mateo Pope at San Francisquito Creek Comment
  JROH1974  Euphorbia spathulata John H. Thomas 1974-4-4 17083 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1970  Euphorbia spathulata Herbert Dengler 1963-4-21 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; 500' N.E. of serp. Comment
  CAS-BOT-BC310620  Eurybia radulina A. D. E. Elmer 1903-7-1 4973 San Mateo Portola Comment
  CAS-BOT-BC310624  Eurybia radulina A. D. E. Elmer 1903-7-1 4973 San Mateo Portola Comment
  JROH5919  Eurybia radulina John Hunter Thomas 1981-5-25 20629 San Mateo Jasper Ridge Biological Preserve, Stanford University 88 Comment
  CAS-BOT-BC310617  Eurybia radulina Walter Knight; Irja Knight 1963-7-14 s.n. San Mateo San Bruno Mountain. Quarry 3 Comment
  JROH726  Euthamia occidentalis John H. Thomas 1964-10-2 10511 San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake near bridge Comment
  JROH727  Euthamia occidentalis John H. Thomas 1974-9-19 17600 San Mateo Jasper Ridge Biological Preserve, Stanford University; near bridge Comment
  UCSC007760  Euthamia occidentalis Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  JROH5158  Festuca arundinacea John Hunter Thomas 1985-5-21 23664 San Mateo Jasper Ridge Biological Preserve, Stanford University; near bridge Comment
  JROH5171  Festuca arundinacea Toni Corelli 2001-5-5 245 San Mateo Jasper Ridge Biological Preserve, Stanford University; near concrete pad above CO2 area in disturbed grassland and planting of Pinus radiata 112 Comment
  JEPS27352  Festuca californica Rimo Bacigalupi with L. R. Heckard and J. Roof 1961-4-24 7613 San Mateo due n San Bruno Mountain summit (directly below and ne of KQED radio power station) 342 Comment
  SEINET206289 Image available 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
  JROH5179  Festuca elmeri John Rawlings 2005-5-11 1010 San Mateo Jasper Ridge Biological Preserve, Stanford University; between Trail 7 and Bird Trail, about 100 yards east of Hillside lab 151 Comment
  CAS-BOT-BC278476  Festuca idahoensis L. R. A. 1902-5-11 2450 San Mateo Crystal Springs Comment
  SJSU15582  Festuca microstachys John Rawlings 2015-4-5 1453 San Mateo Along Edgewood Rd., San Mateo Co., California 146 Comment
  JROH5941  Festuca perennis John Rawlings 2017-3-14 1980 San Mateo Jasper Ridge Biological Preserve, Stanford University. Northeast edge of Area C in Birder grassland transect trail 187 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
  RSA112397  Fragaria californica W. R. Dudley 1894-7-28 s.n. San Mateo Hill between Pescadero and La Honda, San Mateo County. Comment
  CHSC1548  Fragaria chiloensis G. Herrington 1930-5-1 San Mateo Moss Beach. Comment
  POM139629  Fragaria chiloensis A. D. E. Elmer 1903-04 4799 San Mateo San Pedro. Comment
  CAS-BOT-BC437039  Fragaria chiloensis Walter Knight; Irja Knight 1964-4-25 688 San Mateo West of Radio Road, San Bruno Mountain Comment
  UC466551  Fragaria chiloensis Franklin P. Nutting Apr 1895 San Mateo Comment
  SJSU10519  Fragaria vesca L. V. Giacomino 1966-4-30 San Mateo Montara Mt 304 Comment
  JROH3672  Fragaria vesca John Hunter Thomas 1990-4-26 24812 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near redwood grove near Rattlesnake Rock Comment
  UCD113256  Fragaria vesca R. S. Woglum 1935-5-25 1158 San Mateo San Francisco area: Skyline Drive south to Big Basin Redwoods. Comment
  CAS-BOT-BC457514  Fragaria vesca subsp. californica Josephine D. Randall 1907-6-8 33 / San Mateo Portola Valley, Santa Cruz Pennisula, Comment
  CAS-BOT-BC457527  Fragaria vesca subsp. californica George Oberlander 1949-4-9 58 San Mateo Pilarcitos Canyon, San Francisco Watershed Reserve Comment
  CAS-BOT-BC457529  Fragaria vesca subsp. californica E. W. Rust 1987-4-27 129 San Mateo Kings Mountain. Comment
  JEPS127868  Frangula californica subsp. californica Adam C. Schneider 2013-5-17 162 San Mateo Crystal Springs Reservoir Comment
  JROH3546  Frangula californica subsp. californica John Hunter Thomas 1978-7-2 19250 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3578  Frangula californica subsp. tomentella John H. Thomas 1973-5-5 16770 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC211602  Frankenia salina John Hunter Thomas 1949-10-16 1142 San Mateo Along ocean bluff, just north of outlet of San Gregorio Creek 60 Comment
  CAS-BOT-BC211603  Frankenia salina L. R. Abrams 1906-9-29 s.n. San Mateo Cooley's Landing Comment
  RSA22266  Frankenia salina L. S. Rose 1938-8-18 38230 San Mateo Brisbane 2 Comment
  CAS-BOT-BC212964  Fremontodendron californicum W. R. Dudley 1897-12-29 s.n. San Mateo Butano Creek, Santa Cruz Peninsula Comment
  CAS-BOT-BC130135  Fritillaria affinis B. 1903-3-1 5047 San Mateo Crystal Springs Lake Comment
  UC204192  Fritillaria affinis A. D. E. Elmer May, 1903 5045 San Mateo Portola Comment
  CAS-BOT-BC130118  Fritillaria affinis Walter Knight; Irja Knight 1965-3-21 990 San Mateo Trillium Gulch near Knife Edge Rock Comment
  POM196569  Fritillaria affinis Roxana S. Ferris 1921-3-21 2121 San Mateo Ano Nuevo Point Comment
  RSA196570  Fritillaria affinis W. R. Dudley 1900-3-17 s.n. San Mateo Santa Cruz Peninsula; ravine above Pillar Point and below Montara Mountains Comment
  JEPS61962  Fritillaria biflora var. ineziana Inez Smith 1914-3-12 San Mateo San Mateo Comment
  CAS-BOT-BC130386  Fritillaria liliacea John H. Thomas 1969-4-30 15031 San Mateo Near Canada College, Redwood City, just off of Farm Hill Blvd. Comment
  SEINET3557637 Image available Fritillaria liliacea Lewis S. Rose 1933-4-2 22049 San Mateo Redwood City. Comment
  SEINET12044985  Fritillaria liliacea H. E. Parks, Parks, S. T. 1930-1 400 San Mateo Spring Valley Lakes 152 Comment
  JROH3102  Fumaria capreolata Ann Lambrecht 2002-5-22 3 San Mateo Jasper Ridge Biological Preserve, Stanford University; San Francisquito Creek, below Dennis Martin marker Comment
  UCD163788  Galium Peter Rubtzoff 1988-6-25 9928 San Mateo Menlo Park, on Willow Road near Alma Street. Comment
  CAS-BOT-BC164660  Galium aparine Peter Rubtzoff; Roman Gankin 1974-12-17 7943 San Mateo San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  CAS-BOT-BC183621  Galium aparine Peter Rubtzoff; Roman Gankin 1975-5-21 7966 San Mateo San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  RSA101002  Galium aparine G. Oberlander 1949-4-30 113 San Mateo Pilarcitos Canyon. San Francisco Watershed Reserve. Comment
  CDA6674  Galium divaricatum J. T. Howell 1978-7-18 53188 San Mateo McClellan residence, 1356 Bernal Avenue, Burlingame. 0 Comment
  JEPS21692  Galium murale R. S. Ferris, W. R. Ernst and John H. Thomas 1958-5-10 7138 San Mateo about 5 mi sw Palo Alto; Jasper Ridge 152 Comment
  JROH3802  Galium murale John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA195643  Galium nuttallii John H. Thomas 1950-3-19 1301 San Mateo Near intersection of Coast Hwy and road to Swanton, 1 mile SE of mouth of Waddell Creek. 30 Comment
Read comments
Aug 8 2020
  UCR240616  Gamochaeta ustulata T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield 2008-6-14 3516 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
  JROH792  Gamochaeta ustulata John Hunter Thomas 1979-5-18 19555 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC194559  Garrya elliptica A. D. E. Elmer 1903-2-1 4469 San Mateo Portola Comment
  CAS-BOT-BC194570  Garrya elliptica George Oberlander 1949-4-2 47 San Mateo Northern Cahill Ridge, San Francisco Watershed Reserve Comment
  POM132460  Garrya elliptica A. D. E. Elmer 1903-02 4469 San Mateo Portola. Comment
  POM222795  Garrya elliptica K. L. Dole 1909-2-27 s.n. San Mateo Jasper Ridge. 183 Comment
  SBBG34145  Garrya elliptica R. E. Dengler 1960-4-10 9 San Mateo Jasper Ridge, Stanford Biological Reserve 160 Comment
  JROH5186  Gastridium phleoides John H. Thomas 1973-6-15 16829 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5193  Gastridium phleoides John Hunter Thomas 1983-6-29 22719 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5198  Gastridium phleoides John Hunter Thomas 1992-5-14 25220 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD66730  Gastridium phleoides Malcolm A. Nobs; S. Galen Smith 1949-8-26 1610 San Mateo About 1 mile south of Pigeon Point. Comment
  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-BC59638  Gaultheria shallon W. R. Dudley 1894-3-24 s.n. San Mateo Lower part of Pescadero Creek. Comment
  RSA112358  Gaultheria shallon H. L. Mason 1921-07 s.n. San Mateo San Mateo County: Pescadero Creek Comment
  CAS-BOT-BC526238  Gazania Elizabeth McClintock; Paul Reeberg 1988-4-7 s.n. San Mateo San Bruno Mountains; near Picnic Area Comment
  JEPS121494  Genista monspessulana Adam C. Schneider with C. Matt Guilliams 2013-3-9 43 San Mateo Crystal Springs Reservoir Comment
  UCD119662  Genista monspessulana Annabelle Kleist 2008-5-28 Wun- 4 San Mateo Woodside, Montelena Court. Comment
  UCSB51744  Genista monspessulana Farneman, H. 1967-3-18 San Mateo On north side of Half Moon Bay Rd.; 1 mi. west of its junction with State Hwy. 35; San Francisco Penninsula 457 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
  UCR279851  Geranium dissectum Peter Rubtzoff 1976-5-22 8546 San Mateo San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction 213 Comment
  CAS-BOT-BC166729  Geranium retrorsum Peter Rubtzoff 1975-10-4 8418 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; upper part of East Fork Colma Creek. Comment
  JROH5693  Gilia achilleifolia subsp. multicaulis John Rawlings 2015-3-31 1416 San Mateo Jasper Ridge Biological Preserve, Stanford University; sepentine prairie on ridge top south of a shallow drainage 128 Comment
  POM282276  Gilia achilleifolia subsp. multicaulis Lyman Benson 1935-5-5 6532 San Mateo Lake Searsville. 152 Comment
  JROH3162  Gilia clivorum Elmer I. Applegate 1895-5-11 343 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Comment
  UC75487  Gilia clivorum C. F. Baker Apr 1903 1930 San Mateo Crystal Springs Lake Comment
  JEPS89470  Glebionis coronaria Dean W. Taylor 1988-4-8 9516 San Mateo n slope of se ridge of San Bruno Mountain ((near the ridgecrest), Right-of-way of eastern-most set of PG&E high-voltage powerlines crossing the mountain, Santa Cruz Mountains); Santa Cruz Mountains, San Bruno Mountain 237 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
  RSA22173  Gnaphalium luteoalbum L. R. Abrams, I. L. Wiggins 1939-6-3 431 San Mateo Ano Nuevo Point Comment
  SEINET11849564  Gnaphalium ramosissimum Unknown 1933-1 10504 San Mateo Santa Clara Valley Comment
  SEINET11835917  Grindelia E. A. Purer 1933-1 5369 San Mateo Pigeon Point Comment
  LA203650  Grindelia camporum Ira L. Wiggins; 1929-7-4 3799 San Mateo Pescadero Beach Comment
  CAS-BOT-BC304516  Grindelia hirsutula Phillip C. Wheeler 1965-8-14 s.n. San Mateo San Bruno Mountain. Brisbane Lagoon Comment
  CAS-BOT-BC304521  Grindelia hirsutula J. T. Howell No date on label s.n. San Mateo Pigeon Pt. Comment
  CAS-BOT-BC304530  Grindelia hirsutula L. R. A. 1909-8-2 4249 San Mateo Pebble Beach, Pescadero Comment
  CAS-BOT-BC304534  Grindelia hirsutula John Thomas Howell 1924-10-26 724 San Mateo Moss Beach Comment
  CAS-BOT-BC304541  Grindelia hirsutula L. R. Abrams 1918-4-30 7064 San Mateo Bayshore Road, San Bruno Hills Comment
  JEPS89739  Grindelia hirsutula Dean W. Taylor 1988-3-30 9480 San Mateo n. slope of s.e. ridge San Bruno Mt. (near ridgecrest, right-of-way of eastern-most set of PG & E high-voltage powerlines crossing the mt.); Santa Cruz Mts., San Francisco South 7 1/2 Quad., San Bruno 237 Comment
  RSA128842  Grindelia hirsutula H. L. Mason 1921-7-3 s.n. San Mateo Pescadero-La Honda Road. Comment
  SJSU23  Grindelia hirsutula C. D. Duncan 1925-5-23 San Mateo S end Jasper Ridge above Searsville L Comment
  UC32136  Grindelia hirsutula J. Burtt Davy Jun 21 1893-Jun 23 1893 San Mateo Pilarcitos Lake and Pilarcitos Canyon; Pilarcitos Lake, Pilarcitos Canyon Comment
  UC520408  Grindelia hirsutula J. A. Moore and J. A. Steyermark 1931-8-8 3685 San Mateo exposed slope near sea Ft. Winfield Scott 35 Comment
  SEINET5709422 Image available Grindelia hirsutula var. hirsutula Delzie Demaree 1933-1 10424 San Mateo Spring Valley road. Comment
  RSA0110998  Grindelia stricta var. angustifolia L. S. Rose 1938-8-18 38229 San Mateo Brisbane 2 Comment
  RSA184825  Grindelia stricta var. platyphylla L. S. Rose 1965-9-4 65102 San Mateo Pillar Point. 15 Comment
  RSA121240  Hainardia cylindrica A. Hormay 1932-5-29 17 San Mateo San Bruno. Comment
  OBI4246  Hedera canariensis Carol Wong 1970-3-28 28 San Mateo Emerald Lake, Redwood City. On the side of the lake just after crossing the bridge. Comment
  CAS-BOT-BC309529  Helenium puberulum R. E. Frenkel 1963-12-7 332 San Mateo San Francisco Water District, Whiting Ridge Road, ca. 0.8 mile south-west of Spring Valley Road, at Fire Warden's Gate Comment
  JEPS35427  Helenium puberulum Alice King 1908-7-25 San Mateo Moss Beach Comment
  JROH847  Helenium puberulum John Hunter Thomas 1992-6-8 25369 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC309527  Helenium puberulum Walter Knight; Irja Knight; James B. Roof 1963-8-4 s.n. San Mateo San Bruno Mountain. April Brook Comment
  UCD18540  Helenium puberulum Roman Gankin 1950-7-4 8 San Mateo east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside. 609 Comment
  CAS-BOT-BC305338  Helianthella castanea G. Ward 1941-4-12 s.n. San Mateo Brisbane hills 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
  CAS-BOT-BC224054  Helianthemum scoparium Fred Hemphill 1973-5-6 772 San Mateo San Carlos. North of Malabar Rd. and Melendy Dr. 207 Comment
  HSC23781  Helianthemum scoparium Mary Katherine Wicksten 1971-6-17 63 San Mateo Huddart Park, by Werder Shelter Comment
  UC1069463  Helianthus californicus G. E. Sindel 1935-8-27 341 San Mateo 2 miles S. of Crystal Springs Lake; Santa Cruz Quadrangle Comment
  POM369779  Heliotropium curassavicum var. oculatum E. A. Purer 1933-7-27 18190 San Mateo Two miles south of Pigeon Point Comment
  JROH1169  Helminthotheca echioides John H. Thomas 1974-10-26 17629 San Mateo Jasper Ridge Biological Preserve, Stanford University 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
  CAS-BOT-BC453466  Hemitomes congestum R. S. Ferris 1923-5-26 3787 San Mateo Chris Iverson Trail, Butano Ridge Comment
  UCR80233  Hemizonia congesta L. S. Rose 1964-9-5 64070 San Mateo San Francisco Bay Region, Emerald Lake, west of Redwood City 244 Comment
  SEINET11848411  Hemizonia congesta Unknown 1932-1 9100 San Mateo Half Moon Bay Comment
  CAS-BOT-BC306177  Hemizonia congesta subsp. congesta J. McMurphy 1909-6-13 s.n. San Mateo Santa Cruz Mountain Peninsula. Summit of ridge between Colma & San Bruno Comment
  CAS-BOT-BC314941  Hemizonia congesta subsp. luzulifolia David D. Keck 1932-5-6 1492 San Mateo East side of Crystal Springs Lake 60 Comment
  JEPS23956  Hemizonia congesta subsp. luzulifolia John H. Thomas 1959-8-22 8078 San Mateo about 5 mi sw of Palo Alto; Jasper Ridge 152 Comment
  LA27292  Hemizonia congesta subsp. luzulifolia Lewis S. Rose; 1941-10-24 41470 San Mateo Belmont 6 Comment
  CAS-BOT-BC314921  Hemizonia congesta subsp. luzulifolia David D. Keck 1931-10-5 1277 San Mateo Between Woodside and Crystal Springs Lake Comment
  SD5611  Hemizonia congesta subsp. luzulifolia Ulysses S. Grant IV 1925-9-2 San Mateo Burlingame Comment
  SEINET7076100  Hemizonia corymbosa 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
  SEINET11841255  Hemizonia corymbosa E. H. Graham 1931-1 6924 San Mateo Ano Nuevo Point Comment
  SEINET6205044  Hemizonia corymbosa L. S. Rose 1965-1 65100 San Mateo Skyline Blvd & Halt Moon Bay Rd Comment
  RSA81624  Hemizonia corymbosa subsp. corymbosa James I. McMurphy 1907-8-6 s.n. San Mateo Between Woodside and Crystal Springs. Comment
  NY179264  Hemizonia grandiflora L. Abrams 1902-5-11 2446 San Mateo Crystal Springs Comment
  RSA124753  Hemizonia luzulifolia subsp. rudis John H. Thomas 1958-11-22 7507 San Mateo Jasper Ridge, 5 miles SW of Palo Alto. 152 Comment
  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
  JROH883  Hesperevax sparsiflora var. sparsiflora John H. Thomas 1967-11-5 14127 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC403864  Hesperocnide tenella Roxana S. Ferris 1921-3-20 2109 San Mateo Santa Cruz Mountain Peninsula. Pescadero Creek, 6 mi above Pescadero Comment
  UCSC007738  Hesperocyparis macrocarpa Becky Hendricks, Chris Lay 2012-6-22 s.n. San Mateo Ano Nuevo State Park Comment
  CAS-BOT-BC176207  Hesperolinon congestum H. A. Dutton 1900-4-29 s.n. San Mateo Woodside Comment
  RSA187457  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
  RSA18376  Hesperolinon micranthum Carl B. Wolf 1927-7-1 532 San Mateo Above Emerald Lake, back of Redwood City. Comment
  HSC23976  Heteromeles arbutifolia Mary Katherine Wicksten 1971-6-29 136 San Mateo Huddart Park, along Zweirlein Trail Comment
  RSA451286  Heteromeles arbutifolia E. A. Purer 1932-7-18 15930 San Mateo Kings Mtn Comment
  SD37681  Heteromeles arbutifolia Edith A. Purer 1932-7-18 4002 San Mateo King's Mountain Comment
  HSC24041  Heuchera micrantha Mary Katherine Wicksten 1971-6-30 143 San Mateo Huddart Park, by W Union Creek, near Meadow Area Comment
  SEINET9737102  Heuchera micrantha Unknown 1933-4-23 10384 San Mateo White House Creek Comment
  CAS-BOT-BC420888  Heuchera micrantha var. diversifolia L. S. Rose 1941-7-2 41289 San Mateo Kings Mountain 600 Comment
  UC765037  Heuchera micrantha var. erubescens R. F. Hoover 1940-9-1 4546 San Mateo La Honda summit La Honda Comment
  CAS-BOT-BC420900  Heuchera micrantha var. erubescens Josephine D. Randall 1907-7-7 s.n. San Mateo Kings Mt Comment
  RSA0063100  Heuchera micrantha var. hartwegii I. L. Wiggins 1929-7-4 3776 San Mateo 4 miles W of La Honda on hill road to Pescadero Beach. Comment
  SEINET191615  Heuchera micrantha var. pacifica L. S. Rose 1941-7-2 41289 San Mateo Kings Mt 610 Comment
  JROH1533  Hirschfeldia incana John Hunter Thomas 1977-6-16 18794 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC289251  Holcus lanatus Walter Knight; Irja Knight 1964-9-2 s.n. San Mateo Crocker Avenue, San Bruno Mountain Comment
  JROH5640  Holcus lanatus John Rawlings 2014-6-2 1255 San Mateo Jasper Ridge Biological Preserve, Stanford University. Down stream a few feet from the low flow crossing of San Francisquito Creek. 81 Comment
  UC38606  Holcus lanatus Michener and Bioletti 1893-6-15 120 San Mateo Baden Comment
  UCR122982  Holodiscus discolor George K. Helmkamp, E. A. Helmkamp 2001-6-2 6781 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-BC150055  Holodiscus discolor var. discolor Eric Walther 1919-6-19 s.n. San Mateo Woodside Comment
  CAS-BOT-BC150060  Holodiscus discolor var. discolor Walter Knight; Walter Knight 1963-6-24 s.n. San Mateo Quarry 4 Comment
  CAS-BOT-BC150064  Holodiscus discolor var. discolor Saichi Kawahara 1968-7-29 460 San Mateo Old Stage Road, south bank of Pomponio Creek 36 Comment
  RSA60658  Hordeum brachyantherum I. L. Wiggins 1950-5-20 12352 A San Mateo Pescadero Beach Comment
  SEINET10610448  Hordeum brachyantherum subsp. brachyantherum Edwin B. Copel 1903-6-10 Copeland 3304 San Mateo Montara Point. Comment
  JROH5224  Hordeum brachyantherum subsp. californicum John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD85535  Hordeum brachyantherum subsp. californicum Lewis S. Rose 1956-5-7 56070 San Mateo Skyline Blvd. W of San Mateo. 182 Comment
  CAS-BOT-BC285047  Hordeum depressum Le Roy Abrams 1901-5-1 1651 San Mateo Cooley's Landing Comment
  SEINET10927335  Hordeum jubatum Lewis S. Rose 1932-5-3 Rose 32226 San Mateo Redwood City. Comment
  JROH5235  Hordeum marinum subsp. gussoneanum John H. Thomas 1955-5-6 4982 San Mateo Jasper Ridge Biological Preserve, Stanford University. Open serpentine area on top of ridge and adjacent grassy slopes. Comment
  JROH5237  Hordeum marinum subsp. gussoneanum John H. Thomas 1967-6-1 12952 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC289459  Hordeum murinum subsp. leporinum John H. Thomas 1962-4-24 9847 San Mateo San Bruno Mountain in northern part of county 396 Comment
  JROH5260  Hordeum murinum subsp. leporinum Winkie Lennihan 1989-4-6 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Lab Comment
  JROH5671  Hordeum murinum subsp. leporinum John Rawlings 2013-4-10 1129 B San Mateo Jasper Ridge Biological Preserve, Stanford University. Where the brick path ends at the visitor parking lot of the Sun Field Station. 119 Comment
  CAS-BOT-BC271362  Hordeum vulgare W. R. Dudley 1896-4-4 s.n. San Mateo Near Crystal Springs Comment
  JEPS34468  Horkelia californica L. R. Heckard and R. Bacigalupi 1963-7-2 1357 San Mateo Trail to Montara Peak (NW slope) above old county road 304 Comment
  RSA498673  Horkelia californica E. A. Purer 1933-7-27 5341 San Mateo Pigeon Point Comment
  UC1128147  Horkelia californica H. S. Yates 1935-2-3 5008 San Mateo 1/2 mi se Pigeon Pt.; Santa Cruz quad. 30 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
  LA47914  Hosackia gracilis C. F. Baker; 1902-5-1 689 San Mateo Crystal Springs Lake Comment
  JROH5610  Hyacinthoides hispanica John Rawlings 2014-4-1 1213 San Mateo Jasper Ridge Biological Preserve, Stanford University; about 10 meters east of Trail 20. 85 Comment
  UC936149  Hydrocotyle moschata O. M. Scott and Sons 1950-4-10 San Mateo San Mateo Comment
  JEPS17469  Hydrocotyle ranunculoides W. L. Jepson 1910-8-18 4161 San Mateo Butano Creek Comment
Read comments
Sep 6 2011
  UCR121587  Hypericum calycinum George K. Helmkamp, E. A. Helmkamp 1999-6-28 4966 San Mateo Coast Range; Santa Cruz Mtns, Sky Londa; junction of Calif. Hwy 84 and Calif. Hwy 35, 5 mi south of central Redwood City 457 Comment
  RSA739721  Hypericum canariense John Dittes, Josephine Guardino 2007-6-30 1457 San Mateo Undesignated section of Punta Del Ano Nuevo Lant Grant, Central Coast, Ano Nuevo State Reserve, coastal terrace 2.4 air mile SE of Pidgeon Point Lighthouse, E side of Hwy 1 on slope S and E of Gazos Creek. 21 Comment
  CAS-BOT-BC311398  Hypochaeris glabra Elizabeth McClintock 1965-6-13 s.n. San Mateo San Bruno Mountain. Colma Canyon Comment
  CAS-BOT-BC311482  Hypochaeris radicata Louis F. Pitelka 1973-4-15 650 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC311483  Hypochaeris radicata John H. Thomas 1958-3-19 7057 San Mateo East facing slope of San Bruno Mountain, just north of South San Francisco 91 Comment
  JROH940  Hypochaeris radicata John Hunter Thomas 1988-5-16 24464 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low flow crossing 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
  UCSC007759  Hypochaeris radicata Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  SEINET10560664  Hystrix californica Adolph D. E. Elmer Elmer 4700 San Mateo Crystal Springs Lake. Comment
  HSC23981  Iris douglasiana Mary Katherine Wicksten 1971-7-8 161 San Mateo Huddart Park above Miwok Area Comment
  POM290981  Iris douglasiana Robert Benson 1930-4-6 2043 San Mateo Moss Beach 15 Comment
  RSA51238  Iris douglasiana Peter H. Raven 1950-4-16 1796 San Mateo Summit ridge, San Bruno Mountains. 244 Comment
  SEINET12049523  Iris douglasiana D. D. Keck 1932-1 1486 San Mateo just W of Millbrae Highlands 120 Comment
  SEINET8529508 Image available Iris douglasiana Phyllis Kuehn 1967-5-7 18 San Mateo Skyline Blvd. Comment
  UCSB18695  Iris douglasiana Hutchinson, Sandra 1964-3-24 San Mateo Crystal Springs Lake; Sawyer Camp Road; about 0.6 mile from Skyline Blvd; entrance off of Millbrae Ave 106 Comment
  CAS-BOT-BC133649  Iris longipetala Walter Knight; Irja Knight 1965-3-21 956 San Mateo Along ridge near power lines at Brisbane end Comment
  CAS-BOT-BC133654  Iris longipetala W. R. Dudley 1894-3-1 s.n. San Mateo Near South San Francisco Comment
  CAS-BOT-BC133662  Iris longipetala Alice Eastwood 1918-5-4 s.n. San Mateo San Bruno Hills Comment
  CAS-BOT-BC133663  Iris longipetala Alice Eastwood 1915-3-20 s.n. San Mateo San Bruno hills Comment
  SBBG32267  Iris longipetala L. S. Rose 1968-3-26 68009 San Mateo S base of San Bruno Mts, S San Francisco 30 Comment
  RSA185842  Iris missouriensis John H. Thomas 1954-5-28 4240 San Mateo East facing slope of San Bruno Mountain, just north of South San Francisco. 30 Comment
  RSA32647  Iris missouriensis Carl B. Wolf 1943-3-3 11443 San Mateo Visitation Point, along the Bayshore Highway, just north of community of Brisbane 61 Comment
  JROH4428  Iris pseudacorus J. H. Thomas 1958-5-11 7165 San Mateo Jasper Ridge Biological Preserve, Stanford University. Growing along edge of Searsville Lake Comment
  CAS-BOT-BC112625  Isolepis cernua E. B. Copeland 1903-6-15 3315 San Mateo Montara Point Comment
  JEPS63782  Isolepis cernua William S. Cooper 1919-7-22 204 San Mateo Ano Nuevo Pt Comment
  CAS-BOT-BC112606  Isolepis cernua Guy Thomas Robbins 1958-9-1 3934 San Mateo At edge of Cordonices Creek near its mouth, just E of the Eastshore Freeway Comment
  SEINET7589110 Image available Isolepis cernua E. B. Copeland 1903-6-15 3315 San Mateo Montara Point. Comment
  JEPS15532  Jaumea carnosa G. Thomas Robbins 1956-8-18 3738 San Mateo mouth of Pomponio Creek (at Pacific Ocean) Comment
  SD37602  Jaumea carnosa Edith A. Purer 1933-7-27 5367 San Mateo Pigeon Point Comment
  UC1192236  Jaumea carnosa Herbert L. Mason 1949-7-7 14033 San Mateo marshes at mouth Pescadero Creek Comment
  CAS-BOT-BC109971  Juncus James McMurphy 1909-10-17 s.n. San Mateo San Gregorio. Lagoon. Comment
  SEINET3559014 Image available Juncus bufonius Lewis S. Rose 1932-6-26 s.n. San Mateo Pilarcitos Lake. Comment
  JEPS91286  Juncus bufonius var. bufonius Dean W. Taylor 1989-3-30 10200 San Mateo San Bruno Mountain, along Bayshore Avenue near PG&E substation, in right-of-way of eastern-most set of PGandE high- voltage lines 12 Comment
  SJSU16038  Juncus bufonius var. bufonius Toni Corelli, John Rawlings 2016-4-29 1765 San Mateo Cascade Field along Cascade Cr. Trail, Ano Nuevo State Park 21 Comment
  JROH5629  Juncus bufonius var. bufonius Carol Zabel 2003-5-14 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Slope (uphill) from Road C turning right out of Sun Field Station, close to the driveway. Comment
  UC1101043  Juncus bufonius var. congestus Herbert L. Mason 1949-7-7 14030 San Mateo Mouth of Gazos Creek Comment
  JROH4463  Juncus bufonius var. occidentalis John H. Thomas 1968-4-19 14303 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4468  Juncus bufonius var. occidentalis John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  HSC23990  Juncus confusus Mary Katherine Wicksten 1971-7-2 153 San Mateo Huddart Park at Miwok area Comment
  RSA786663  Juncus effusus var. brunneus Peter Rubtzoff, Roman Gankin 1975-9-11 8372 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  POM259791  Juncus lescurii I. L. Wiggins, Roxana S. Ferris 1939-8-2 9289 San Mateo Ano Nuevo Point Comment
  UC1133660  Juncus lescurii G. E. Sindel 1935-7-25 308 San Mateo 1 mi w Pescadero; Santa Cruz Quad. 1 Comment
  JROH4491  Juncus occidentalis John Hunter Thomas 1985-5-21 23666 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4501  Juncus patens John Hunter Thomas 1977-6-16 18739 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM226872  Juncus patens Le Roy Abrams 1914-7-1 5115 San Mateo Searsville Lake. Comment
  JEPS67130  Juncus phaeocephalus unknown 1925-5-28 2 San Mateo Salada Comment
  SD260865  Juncus phaeocephalus Peter Rubtzoff 1976-6-30 8706 San Mateo Central Coast: San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; westernmost part of the area on slope across fence. Dirt roadside near a marsh. 182 Comment
  CAS-BOT-BC182762  Juncus phaeocephalus Peter Rubtzoff 1980-8-4 9561 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Westernmost part of the area on slope across fence. Comment
  SJSU9859  Juncus tenuis Roberta Sears 1968-5-25 81 San Mateo Woodside, 2 mi NNW of Searsville Lake Comment
  JROH4510  Juncus xiphioides John H. Thomas 1975-7-31 17982 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4521  Juncus xiphioides Toni Corelli 2009-7-22 352 San Mateo Jasper Ridge Biological Preserve, Stanford University. South of Road B, Below Dennis Martin Marker site in San Francisquito Creek 71 Comment
  JROH5653  Juncus xiphioides John Rawlings 2014-6-10 1259 San Mateo Jasper Ridge Biological Preserve, Stanford University. Corte Madera Creek delta near open water. 104 Comment
  SJSU16014  Juncus xiphioides John Rawlings, Ken Hickman 2016-5-26 1811 San Mateo Serpentine seep area (Fountain thistle seep) up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line 122 Comment
  JROH5741  Kickxia spuria John Rawlings 2015-10-2 1661 San Mateo Jasper Ridge Biological Preserve, Stanford University; Bear Creek 81 Comment
  JROH5264  Koeleria macrantha John H. Thomas unspecified s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA582055  Koeleria macrantha D. D. Keck 1932-5-6 1476 San Mateo Above Millbrae Highlands Comment
  CAS-BOT-BC273731  Koeleria pyramidata E. McClintock; Phillip Wheeler 1965-5-23 s.n. San Mateo San Bruno Mountain. Slope below Nike station Comment
  JROH947  Lactuca saligna John Hunter Thomas 1982-9-23 21161 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH946  Lactuca saligna John H. Thomas 1976-10-16 18415 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 fireplace ruins downstream Comment
  CAS-BOT-BC353467  Lactuca serriola Peter Rubtzoff 1975-9-11 8379 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains. Comment
  CAS-BOT-BC340706  Lactuca virosa Walter Knight; Irja Knight 1963-7-27 s.n. San Mateo San Bruno Mountain. Saddle Camp Comment
  CAS-BOT-BC341632  Lagophylla ramosissima LeRoy Abrams 1902-9-28 3003 San Mateo Portola Comment
  CAS-BOT-BC341633  Lagophylla ramosissima LeRoy Abrams 1902-9-28 3003 San Mateo Portola Comment
  CAS-BOT-BC341635  Lagophylla ramosissima John Thomas Howell 1926-10-9 2215 San Mateo Lake San Andreas Comment
  JROH959  Lagophylla ramosissima John H. Thomas 1961-4-29 9192 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA107476  Lagophylla ramosissima L. S. Rose 1955-9-19 55176 San Mateo Skyline Boulevard, 7 miles west of Saratoga. 686 Comment
  CAS-BOT-BC272430  Lamarckia aurea W. R. Dudley 1906-5-19 s.n. San Mateo Hillside toward Cordilleras Creek and Whipple Road on Britton Ranch west of Redwood City, Santa Cruz Peninsula Comment
  JROH5632  Lapsana communis John Rawlings 2014-5-28 1244 San Mateo Jasper Ridge Biological Preserve, Stanford University. NW end of the Low Flow Crossing, San Francisquito Creek. 81 Comment
  UCSC005963  Lasthenia Randall Morgan 1995-6-6 2729 San Mateo Common at N part of Bean Hollow State Beach Comment
  CAS-BOT-BC339075  Lasthenia californica Margaret A. Barry 1937-5-1 37 San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC339069  Lasthenia californica Elizabeth McClintock 1965-3-14 s.n. San Mateo San Bruno Mountain. South Power Line Ridge Comment
  UC517990  Lasthenia californica subsp. californica Lewis S. Rose 1933-4-30 33128 San Mateo Redwood City Comment
  SEINET11811267  Lasthenia chrysostoma Unknown 1932-1 9113 San Mateo Spring Valley Lake Comment
  RSA131837  Lasthenia glabrata subsp. glabrata John H. Thomas 1954-4-2 3792 San Mateo 1.5 miles E of center of Redwood City. 0 Comment
  UC194043  Lasthenia glabrata subsp. glabrata E. L. Greene 1886-4-5 San Mateo Belmont Comment
  SEINET12153854  Lathyrus jepsonii Unknown 1933-1 70 San Mateo Alpine Rd Comment
  UCD106381  Lathyrus littoralis W. R. Russell 1961-6-5 s.n. San Mateo 1 block west of business district, north end of Pacifica (formerly Sharp Park). Comment
  RSA176925  Lathyrus vestitus subsp. vestitus John H. Thomas 1961-5-7 9287 San Mateo San Bruno Mountain in northern part of county. 305 Comment
  POM19350  Lathyrus vestitus subsp. vestitus C. F. Baker 1902-5-10 8256 San Mateo Summit of Coast Range. Comment
  RSA15256  Lathyrus vestitus subsp. vestitus Carl B. Wolf 1927-2-19 218 San Mateo East side of Kings Mountain. Comment
  CDA9326  Lathyrus vestitus var. vestitus M. Beyers, Z. Bakman, L. Feely, & D. Sozanni 2011-4-4 878 San Mateo Pacifica: San Pedro Valley County Park, at Brooks Creek Trail trailhead, near visitor center's parking lot. 74 Comment
  UC864588  Lathyrus vestitus var. vestitus Lewis S. Rose 1932-5-3 32208 San Mateo San Bruno 182 Comment
  JROH2036  Lathyrus vestitus var. vestitus John Hunter Thomas 1984-4-8 23277 A San Mateo Jasper Ridge Biological Preserve, Stanford University; near weather station Comment
  CAS-BOT-BC323158  Layia chrysanthemoides David D. Keck 1932-4-29 1450 San Mateo Redwood City. Comment
  RSA103960  Layia chrysanthemoides M. K. Curran 1885-04 s.n. San Mateo Belmont. Comment
  CAS-BOT-BC321067  Layia gaillardioides A. D. E. Elmer 1903-6-1 4261 San Mateo Alpine School House Comment
  CAS-BOT-BC321072  Layia gaillardioides H. L. Mason 1921-7-14 s.n. San Mateo La Honda-Pescadero Road, near Pescadero Creek Comment
  CAS-BOT-BC321073  Layia gaillardioides Josephine D. Randall 1907-7-28 89 San Mateo Black Mt. Road near Iverson's. Comment
  CAS-BOT-BC321098  Layia gaillardioides David D. Keck 1932-5-6 1483 San Mateo Skyline Blvd. W of Millbrae Highlands, Santa Cruz Mountains. Comment
  CAS-BOT-BC327459  Layia hieracioides David D. Keck; Wm. M. Hiesey 1940-6-1 s.n. [likely 5166 ] San Mateo Skyline Boulevard opposite north end of Lake San Andreas 137 Comment
  JROH983  Layia hieracioides John H. Thomas 1958-5-10 7158 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA11169  Layia hieracioides C. B. Wolf 1927-5-31 420 San Mateo North end of Searsville Lake. Comment
  RSA195579  Layia hieracioides John H. Thomas 1966-4-22 11568 San Mateo Jasper Ridge Biological Experimental Area. About 5 miles SW of Palo Alto. Comment
  SD39841  Layia hieracioides Edith A. Purer 1933-7-27 5397 San Mateo Two miles south of Pigeon Point Comment
  CAS-BOT-BC327470  Layia hieracioides John H. Thomas 1967-5-7 12825 San Mateo Sunset Beach State Park, about 4.5 miles SW of Watsonville. Comment
  RSA455862  Layia hieracioides Glenn A. Gorelick 1967-4-14 s.n. San Mateo San Bruno Mts. overlooking Daly City near San Francisco. Comment
  JEPS18168  Layia platyglossa Rimo Bacigalupi with Dempster, Robbins and Galen Smith 1956-5-15 5646 San Mateo about center of Montara Mountain 487 Comment
  JROH1000  Layia platyglossa John Hunter Thomas 1981-4-23 20476 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC30671  Layia platyglossa J. Burtt Davy 1895-4-20 1052 San Mateo Lake Pilarcitos Comment
  SEINET11811325  Layia platyglossa L. K. Henry 1956-1 s.n. San Mateo along Pacific Ocean at Pigeon Point Lighthouse on Rt. 1 Comment
  CAS-BOT-BC534547  Lemna gibba A. D. E. Elmer 1903-7-1 4765 San Mateo San Pedro Comment
  CAS-BOT-BC534550  Lemna gibba W. R. Dudley 1908-6-19 s.n. San Mateo Santa Cruz Peninsula, Ditch N. of Jersey Farm Dairy Comment
  RSA18088  Lemna minuta Carl B. Wolf 1929-4-29 3660 San Mateo 10 miles south of San Francisco, Skyline Drive Comment
  CAS-BOT-BC221528  Lepechinia calycina L. R. Abrams 1909-5-26 4244 San Mateo Santa Cruz Peninsula. Canon [Canyon] between Dingee Park and Crystal Lake Comment
  SEINET12277320  Lepechinia calycina Unknown 1933-1 10430 San Mateo Alpine Road 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
  JROH1538  Lepidium nitidum E. A. McGregor 1907-2-10 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1552  Lepidium nitidum John Hunter Thomas 1983-2-21 21283 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC10674  Lepidium nitidum Mrs. Brandegee 1892-4-9 San Mateo South San Francisco Comment
  CAS-BOT-BC12596  Lepidium nitidum Elizabeth McClintock 1965-3-14 s.n. San Mateo San Bruno Mountains. On North Power Line Ridge. Comment
  CAS-BOT-BC12752  Lepidium oxycarpum David D. Keck 1932-3-24 1401 San Mateo Redwood City. At border of San Francisco Bay. Comment
  CAS-BOT-BC12782  Lepidium perfoliatum David D. Keck 1932-3-24 1400 San Mateo Redwood City. At border of San Francisco Bay. Comment
  POM216309  Lepidium strictum D. D. Keck 1933-5-11 2301 San Mateo Montara Summit, Montara Mountain. Comment
  CAS-BOT-BC226595  Leptosiphon ambiguus John H. Thomas 1971-5-2 15815 San Mateo Near intersection of Canada Road and Edgewater [Edgewood] Road, about three miles westward from Redwood City 152 Comment
  POM282346  Leptosiphon ambiguus Lyman Benson 1931-3-15 2646 San Mateo Emerald Lake, Redwood City Comment
  JROH5924  Leptosiphon androsaceus Herb Dengler 1970-4-6 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; East serpentine Comment
  CAS-BOT-BC226725  Leptosiphon latisectus W. R. Dudley 1901-5-11 s.n. San Mateo Santa Cruz Peninsula. Near Colma Comment
  UCSB12382  Leptosiphon liniflorus Dearing, Hugh; Dearing, Margaret 1933-5-14 San Mateo Skyline Drive, so. of San Francisco Comment
  CAS-BOT-BC300525  Leptosiphon liniflorus R. K. Wellman 1981-5-14 027 San Mateo Sawyer Camp Rd. in Hillborough [Hillsborough] city limits. 1/2 mi in from rd. start 15 Comment
  RSA107079  Leptosiphon liniflorus L. S. Rose 1956-5-7 56068 San Mateo Skyline Blvd west of San Mateo. 183 Comment
  RSA0103655  Leptosiphon parviflorus C. B. Wolf 1929-5-25 3727 San Mateo Pebble Beach, S of Pescadero. Comment
  RSA0103657  Leptosiphon parviflorus H. E. Wieser 1929-05 s.n. San Mateo Pebble Beach. Coast Range. 30 Comment
  CAS-BOT-BC324066  Lessingia arachnoidea A. D. E. Elmer 1902-8-1 4130 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC325498  Lessingia arachnoidea L. R. Abrams 1902-9-2 2996 San Mateo Crystal Lake Comment
  POM216543  Lessingia arachnoidea D. D. Keck 1931-10-5 1280 San Mateo Crystal Springs lake, E side Comment
  RSA100975  Lessingia arachnoidea George Oberlander 1949-8-20 s.n. San Mateo Near San andreas Lake, San Francisco Watershed Reserve Comment
  UCR70748  Lessingia arachnoidea David D. Keck 1931-10-5 1280 San Mateo San Francisco Bay Region, Crystal Springs Lake, east side 168 Comment
  CAS-BOT-BC324176  Lessingia hololeuca W. R. Dudley 1897-11-15 s.n. San Mateo Los Troncos Road above Saloon Comment
  CAS-BOT-BC324181  Lessingia hololeuca W. R. Dudley 1902-9-21 s.n. San Mateo Whipple Road, near Crystal Springs Lakes Comment
  JROH1035  Lessingia hololeuca John Hunter Thomas 1982-9-23 21164 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5970  Lessingia pectinata var. tenuipes John Rawlings 2017-6-5 2099 San Mateo Jasper Ridge Biological Preserve, Stanford University. Growing on verge of Road F through chaparral, 50 yards south of its intersection with Road E 152 Comment
  JROH1037  Leucanthemum maximum Toni Corelli 2009-7-22 353 San Mateo Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek bed below Dennis Martin marker 71 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
  UCD64550  Leymus condensatus David L. Morgan 1955-8-1 San Mateo Lower San Mateo County: 1 mile N of Santa Cruz county line on Hwy 1. 22 Comment
  UCD64581  Leymus mollis Beecher Crampton 1962-6-11 6511 San Mateo Sharp Park, Mori's Point. Comment
  POM219276  Leymus triticoides H. F. Copeland 1929-7-4 1241 San Mateo La Honda Grade. Comment
  RSA100982  Leymus triticoides G. Oberlander 1950-5-28 990 San Mateo Under redwoods, Cahill Ridge, San Francisco Watershed Reserve Comment
  RSA195563  Leymus triticoides John H. Thomas 1963-5-20 10113 San Mateo Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz. Comment
  JROH2982  Ligustrum lucidum John Hunter Thomas 1978-5-23 19223 San Mateo Jasper Ridge Biological Preserve, Stanford University 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-BC451674  Lilaea scilloides Alice Eastwood 1922-4-24 11196 San Mateo Between Princeton & Morman Comment
  POM193948  Lilaea scilloides W. R. Dudley 1893-05 s.n. San Mateo Santa Cruz Mountain peninsula: Back of Mira Vista, near Stanford University Comment
  SEINET11763376  Lilaea scilloides H. L. Mason 1922-1 s.n. San Mateo Pigeon Pt Comment
  CAS-BOT-BC130798  Lilium pardalinum Josephine D. Randall 1907-7-28 237 San Mateo Iversons near Peters Creek Comment
  CAS-BOT-BC389724  Lilium pardalinum M. K. Wicksten 1972-6-30 39 San Mateo Unspecified Comment
  RSA644976  Limnanthes macounii Rudolf Schmid 2000-2-24 2000 -2 San Mateo Aong E side of Hwy 1 S of Moss Beach and directly opposite Half Moon Bay airport. 10 Comment
  CDA36723  Limonium binervosum Michael Perlmutter 2011-6-15 San Mateo South San Francisco; Oyster Point Marina. 0 Comment
  CDA42388  Limonium binervosum Whitney Thornton 2011-9-19 s.n. San Mateo Greco Island. Comment
  UCD149008  Limonium perezii M. Perlmutter 2011-6-15 s.n. San Mateo Burlingame, Sanchez Marsh. Comment
  JROH4055  Limosella acaulis John Hunter Thomas 1980-11-12 20169 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4057  Limosella acaulis John Hunter Thomas 1981-7-12 20709 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5853  Limosella acaulis Herb Dengler 1982-11-6 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; beach below old hamburger stand, Searsville Lake Comment
  NY336940  Linanthus croceus A. Eastwood 1901-5-19 San Mateo Bleubuin? Comment
Read comments
Nov 16 2015
  SEINET12279071  Linanthus filipes L. S. Rose 1932-1 32140 San Mateo Redwood City Comment
  UC23690  Linanthus liniflorus J. Burtt Davy 1895-4-20 1071 San Mateo Crystal Springs Lake Comment
  SEINET12279094  Linanthus pharnaceoides M. T. Doutt 1931-1 418 San Mateo Skyline Blvd Comment
  RSA217987  Linaria canadensis var. texana Phillip Wheeler 1965-5-11 s.n. San Mateo West ravine of Pig Ranch Canyon. Comment
  CDA6305  Linaria purpurea T. C. Fuller 1968-10-3 17659 San Mateo Christie s Crescent Nursery, Half Moon Bay. 0 Comment
  CDA28966  Lithocarpus densiflorus D. G. Kelch 2009-6-9 9 .392 San Mateo Santa Cruz Mtns.; King s Mtn. Rd. N of Summit Springs. Comment
  UC1135272  Lithocarpus densiflorus C. M. Belshaw 1935-1-25 1472 San Mateo 2.5 mi nw Sierra Moreno Peak; Santa Cruz Quad. 609 Comment
  CAS-BOT-BC36026  Lithocarpus densiflorus var. densiflorus Ira L. Wiggins 1925-4-1 1661 San Mateo On Kings Mountain Road one mile above Woodise just above the first Pseudotsuga menziesii on the right edge of the road Comment
  CAS-BOT-BC36071  Lithocarpus densiflorus var. densiflorus W. R. Dudley 1893-10-1 s.n. San Mateo Bear Gulch, Sierra Morena Comment
  RSA252256  Lithocarpus densiflorus var. densiflorus Gary D. Wallace 1974-12-28 1375 B San Mateo Santa Cruz Mtns. along Skyline Blvd (Hwy. 35) w of Redwood City, 2.8 mi n of King Mtn Rd. 640 Comment
  CAS-BOT-BC430767  Lithophragma affine Volney Rattan 1883-4-1 s.n. San Mateo Milbrae Comment
  CAS-BOT-BC430769  Lithophragma affine W. R. Dudley 1900-3-17 s.n. San Mateo Redwood stage road below Hookerville Comment
  CAS-BOT-BC430772  Lithophragma affine George Oberlander 1950-5-21 955 San Mateo Pilarcitos Canyon Comment
  CAS-BOT-BC430773  Lithophragma affine Elizabeth McClintock 1963-2-16 s.n. San Mateo Romanzoffia Ravine, San Bruno Mountain Comment
  CAS-BOT-BC430775  Lithophragma affine W. R. Dudley 1894-4-6 s.n. San Mateo Road to Black Mt. along Corte de Madera Cr. Comment
  RSA274346  Lithophragma affine subsp. affine Lyman Benson 1928-4-24 92 San Mateo N end Searsville ridge. Stanford University. Santa Cruz mtn range. San Francisquito creek. 91 Comment
  JEPS23933  Lithophragma heterophyllum Volney Rattan Apr 1883 San Mateo Millbrae Comment
  CAS-BOT-BC436222  Lithophragma heterophyllum George Oberlander 1950-4-23 851 San Mateo Pilarcitos Comment
  CAS-BOT-BC436223  Lithophragma heterophyllum Paul Arnaud 1941-4-19 s.n. San Mateo Redwood City - Hills, after Hesler farm entrance. Comment
  CAS-BOT-BC342306  Logfia filaginoides Eric Walther 1920-5-1 s.n. San Mateo Woodside Comment
  CAS-BOT-BC342464  Logfia gallica John H. Thomas 1961-5-7 9249 San Mateo Colma. Near intersection of El Camino Real and F Street 45 Comment
  JROH735  Logfia gallica D. E. Breedlove 1971-5-31 19361 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  JROH739  Logfia gallica John Hunter Thomas 1980-5-8 19947 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC173835  Lolium multiflorum Peter Rubtzoff 1977-6-21 9059 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, northwest of Fog Forest. Comment
  UC1132203  Lolium multiflorum H. S. Yates 1935-5-8 5224 San Mateo 1 mi n Bolsa Pt.; Santa Cruz Quad. Comment
  SEINET11678784  Lolium multiflorum E. A. Purer 1933-1 5418 San Mateo Santa Clara Valley, near Belmont Comment
  UC1714473  Lolium temulentum W. C. Blasdale 1893-6-17 San Mateo Belmont Comment
  UC75212  Lomatium caruifolium var. caruifolium unknown 1902-4-8 2751 San Mateo San Andreas Lake Comment
  UCD127627  Lomatium dasycarpum Lewis S. Rose 1965-4-22 65027 San Mateo San Bruno Mountain, south of parking lot. 365 Comment
  JROH265  Lomatium dasycarpum subsp. dasycarpum John H. Thomas 1977-4-28 18565 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH269  Lomatium dasycarpum subsp. dasycarpum John Hunter Thomas 1981-4-30 20514 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA63021  Lomatium dasycarpum subsp. dasycarpum L. S. Rose 1950-5-20 50137 San Mateo Emerald Lake region, hills w. of Redwood City. 244 Comment
  JROH278  Lomatium utriculatum Duncan M. Porter 1960-4-22 657 B San Mateo Jasper Ridge Biological Preserve, Stanford University; meadow near crest of NE-facing slope above Webb Ranch. Quadrat H-3 Comment
  POM132981  Lomatium vaginatum C. F. Baker 1902-4-8 2751 San Mateo San Andreas Lake Comment
  CAS-BOT-BC240587  Lonicera hispidula David D. Keck 1932-8-13 1753 San Mateo Alpine Creek Road above Rolph's Ranch, east slope of Santa Cruz Mtns. 550 Comment
  CAS-BOT-BC240596  Lonicera hispidula A. D. E. Elmer 1903-7-1 4596 San Mateo Lake San Andreas Comment
  CAS-BOT-BC240601  Lonicera hispidula Daniel Cohen 1953-6-5 110 San Mateo Los Trancos Woods Comment
  JROH1653  Lonicera hispidula John H. Thomas 1971-5-30 15967 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1658  Lonicera hispidula John Hunter Thomas 1980-5-6 19925 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5861  Lonicera hispidula Carol Zabel, Irene Brown 2003-7-7 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; thirty yards southeast of old brick well and a few yards uphill of Trail 2 extension near a large fallen oak and mature hawthorn 113 Comment
  RSA120037  Lonicera hispidula var. vacillans G. H. Mallory 1919-10 s.n. San Mateo Near Searsville Lake; Santa Cruz Mountain Peninsula. Comment
  CAS-BOT-BC241542  Lonicera involucrata var. ledebourii Walter Knight; Irja Knight 1965-4-4 s.n. San Mateo San Bruno Mountains. Bitter Cherry Ravine about 60% of the way to the summit Comment
  CAS-BOT-BC241543  Lonicera involucrata var. ledebourii W. R. Dudley June s.n. San Mateo San Francisquito Cr., Palo Alto Ranch Comment
  CAS-BOT-BC243968  Lonicera involucrata var. ledebourii A. D. E. Elmer 1903-6-1 4272 San Mateo Lake San Andreas Comment
  CAS-BOT-BC243971  Lonicera involucrata var. ledebourii Carl B. Wolf 1929-5-25 3733 San Mateo 2 mi. from Pescadero on Alpine Creek Comment
  POM46739  Lonicera involucrata var. ledebourii C. F. Baker 1903-4-8 1918 San Mateo San Andreas Lake Comment
  RSA181234  Lonicera involucrata var. ledebourii John H. Thomas 1964-6-19 10429 San Mateo 0.9 miles S of Tunitas Creek near Coast Hwy, 61 Comment
  SBBG112484  Lonicera involucrata var. ledebourii C. Bornstein 1994-6-7 San Mateo Gazos Crk Rd, 2.3 mi E of Hwy 1 38 Comment
  JEPS34466  Lotus benthamii L. R. Heckard, and R. Bacigalupi 1963-7-2 1335 San Mateo trail to Montara Peak (nw slope), above old county road Montara Peak 335 Comment
  UCR123137  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 2001-6-2 6798 San Mateo Central Coast, Purissima Creek Rd., 0.9 mi from Calif. Hwy 1(junction about 4 mi south of Half Moon Bay) 91 Comment
  SEINET3696856 Image available Lotus formosissimus Ethel Crum 1934-4-29 1701 San Mateo South of Pescadero 30 Comment
  UC80966  Lotus formosissimus Katharine Brandegee 1905-6-20 San Mateo seashore of Halfmoon Bay Halfmoon Bay Comment
  UC81143  Lotus formosissimus Mrs. J. M. Hutchings 1895-4-4 San Mateo Pescadero Comment
  CDA28794  Lotus junceus D. G. Kelch 2009-6-9 9 .397 San Mateo Santa Cruz Mts.; Chert outcrop and adjacent mixed evergreen forest along Skyline Blvd ~1 km W of Skegg s Point. Comment
  POM18350  Lotus micranthus C. F. Baker 1902-5-4 744 San Mateo Woodside. Comment
  SEINET12151371  Lotus subpinnatus Unknown 1932-1 9102 San Mateo Betw. Sky Line Drive and Half Moon Bay Comment
  IRVC28817  Lupinus P. W. Rundel 1962-7-27 1110 San Mateo Lake Tahoe, Emerald Bay. Sierra Nevada Ranges Comment
  UC201919  Lupinus affinis A. D. E. Elmer April, 1903 5021 San Mateo Portola Comment
  UC201970  Lupinus albifrons A. D. E. Elmer May, 1903 4643 San Mateo Belmont Comment
  CAS-BOT-BC195821  Lupinus albifrons var. albifrons L. R. Abrams 1904-4-10 38 San Mateo San Mateo Canon [Canyon], Santa Cruz Mts. 121 Comment
  CAS-BOT-BC195784  Lupinus albifrons var. albifrons Charles Piper Smith 1946-3-26 46116 San Mateo Highway 5, San Francisco County Jail Road north Comment
  CAS-BOT-BC196126  Lupinus albifrons var. collinus A. A. Heller 1907-4-25 8462 San Mateo San Bruno Hills Comment
  CAS-BOT-BC196432  Lupinus arboreus Charles Piper Smith 1922-4-29 3503 San Mateo Montara Mt., above Lake Pilarcitos Comment
  CAS-BOT-BC196435  Lupinus arboreus Elizabeth McClintock; Walter Knight; Irja Knight; Baki Kasapligil 1967-7-18 s.n. San Mateo In Colma Canyon Comment
  SBBG11114  Lupinus arboreus D. E. Breedlove 1961-6-18 599 San Mateo 3 mi S of rd to Half Moon Bay 365 Comment
  SD39024  Lupinus arboreus Edith A. Purer 1932-7-18 4007 San Mateo Half Moon Bay, sand dunes Comment
  UC511362  Lupinus arboreus Lyman Benson 1930-6-14 2150 San Mateo San Gregorio; San Gregorio ocean bluffs 30 Comment
  UCR122975  Lupinus arboreus George K. Helmkamp, E. A. Helmkamp 2001-6-2 6797 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
  SEINET10488459  Lupinus arboreus William R. Dudley 1899-5-14 Dudley UMO 67685 San Mateo Santa cruz peninsula. Near baden. Pale lavender, turning yellow Comment
  SEINET10488469  Lupinus arboreus Mcclintock 1963-6-23 MCCLINTOCK s.n. San Mateo San bruno mountain. Top of mountain, near radio station Comment
  JEPS101819  Lupinus arboreus var. eximius Dean W. Taylor 2000-4-25 17437 San Mateo along dirt road 1 mi W of North Peak, Montara Mountain 411 Comment
  UC155172  Lupinus bicolor A. A. Heller 1911-4-12 10250 San Mateo near Stanford University; near Stanford University Comment
  UC73188  Lupinus bicolor Harley P. Chandler 1901-3-14 794 San Mateo Colma Comment
  UCSB16952  Lupinus bicolor Schulte, John 1963-4-28 San Mateo Jasper Ridge; 3 mi. SW of Stanford Campus; front of Santa Clara Valley and main front of Santa Cruz Mountains 152 Comment
  POM257513  Lupinus densiflorus var. aureus Carl B. Wolf 1929-5-17 3712 San Mateo Alpine road east of Skyline Blvd. 305 Comment
  UCD108114  Lupinus latifolius A. A. Heller 1907-5-23 8562 San Mateo Back of San Mateo on the Half Moon Bay road. Comment
  RSA176412  Lupinus latifolius subsp. latifolius John H. Thomas 1964-4-19 10331 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto Comment
  JEPS23917  Lupinus latifolius var. latifolius W. R. Dudley 1895-6-7 4232 San Mateo top of ridge between Pescadero and Butano Creek; between Pescadero and Butano Creek Comment
Read comments
Feb 28 2011
  UC311176  Lupinus latifolius var. latifolius A. D. E. Elmer June, 1903 4593 San Mateo Woodside Comment
  UC75238  Lupinus latifolius var. latifolius C. F. Baker 470 San Mateo Crystal Springs Lake; ; Crystal Springs Lake, San Mateo Co. Comment
  UC311393  Lupinus microcarpus var. densiflorus A. D. E. Elmer May, 1903 4847 San Mateo Lake San Andreas Comment
  JEPS127786  Lupinus nanus Adam C. Schneider with C. Matt Guilliams 2013-4-7 57 San Mateo At high point of dirt road running parallel to transmission lines. Comment
  SEINET7076097 Image available Lupinus nanus 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
  SEINET10903591  Lupinus nanus subsp. latifolius Charles Piper Smith 1947-4-25 Smith 47188 San Mateo Pebble beach (pescadero), hwy 1. Comment
  RSA143002  Lupinus nanus subsp. nanus John H. Thomas 1960-4-26 8597 San Mateo Along Sand Hill Road, between Menlo Park and Searsville. 91 Comment
  POM276302  Lupinus pachylobus Lyman D. Benson 1935-4-27 6419 San Mateo La Honda Road, Santa Cruz Mts, east of Skyline Blvd., San Francisco Bay watershed. 457 Comment
  POM276299  Lupinus polycarpus Lyman D. Benson 1934-3-31 5747 San Mateo Menlo Park 30 Comment
  JEPS81168  Lupinus polyphyllus Edward Lee with H. L. Mason 1935-6-16 1529 San Mateo between Ano Nuevo and Franklin Point; between Ano Nuevo and Franklin Point Comment
  UCD23305  Lupinus polyphyllus Alan T. Whittemore 1976-5-29 107 San Mateo Crystal Springs Canyon, about 1/2 mile below (East of) dam. 39 Comment
  POM11074  Lupinus polyphyllus var. grandifolius A. D. E. Elmer 1903-05 s.n. San Mateo San Pedro. Comment
  SEINET10969931  Lupinus succulentus Walter Knight, Irja Knight 1964-3-16 Knight s.n. San Mateo San bruno mtns. San bruno pt. Comment
  SEINET12154824  Lupinus succulentus Unknown 1932-1 8978 San Mateo Los Ticiness woods Comment
  SEINET10837785  Lupinus succulentus var. succulentus Charles Piper Smith 1948-4-20 Smith 48111 San Mateo Hwy 1. San Pedro Point, south slope. Comment
  RSA178676  Lupinus vallicola subsp. apricus L. R. Abrams 1926-4-19 s.n. San Mateo Junction of Los Trancos and San Francisquito Creek. Comment
  RSA60809  Lupinus vallicola subsp. apricus James I. McMurphy 1911-4-24 s.n. San Mateo Corner between San Francisquito and Los Trancos creeks near Stanford University. Comment
  SEINET10491013  Lupinus vallicola subsp. vallicola Dengler 1960-4-12 DENGLER 21 San Mateo Corolla deep blue and white; in grassland below chaparral, on dry, rocky, South-facing slope. Jasper ridge, stanford biological reserve. 122 Comment
  UC311903  Lupinus variicolor A. D. E. Elmer April, 1903 4915 San Mateo Lake San Andreas Comment
  SEINET10489088  Lupinus variicolor Elizabeth M. McClintock 1963-6-9 McClintock 134 San Mateo San bruno mtn. Exposed slopes below top of mtn. Comment
  JROH4529  Luzula comosa var. comosa John Hunter Thomas 1982-3-12 20805 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4532  Luzula comosa var. comosa John Hunter Thomas 1983-2-21 21282 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5679  Luzula comosa var. comosa John Rawlings 2015-3-3 1315 San Mateo Jasper Ridge Biological Preserve, Stanford University; small opening off trail 8 in oak woodland. 126 Comment
  CAS-BOT-BC441266  Luzula macrantha James Newman 1951-4-21 37 San Mateo Searsville Lake Comment
  CAS-BOT-BC441367  Luzula subsessilis Alice Eastwood 1914-3-12 s.n. San Mateo San Bruno Hills Comment
  CAS-BOT-BC441372  Luzula subsessilis George Oberlander 1950-4-16 639 San Mateo San Andreas Lake Comment
  CAS-BOT-BC441373  Luzula subsessilis Ira L. Wiggins 1928-4-14 2907 San Mateo Alpine Creek Road Comment
  UC1099770  Luzula subsessilis Herbert L. Mason 1927-4-23 3686 San Mateo along road from La Honda to Pescadero Creek Comment
  SJSU15932  Lysimachia minima Toni Corelli, John Rawlings 2016-4-29 1772 San Mateo Cascade Field along Atkinson Bluff Trail, north of Cascade Cr. Trail, in Ano Nuevo State Park 11 Comment
  RSA0011333  Lythrum hyssopifolia John H. Thomas 1959-7-8 8020 San Mateo Pescadero Beach. Comment
  SJSU10438  Lythrum hyssopifolia S. R. Piazza 1963-6-27 San Mateo by Hwy 1, 2 mi N of Pigeon Point Lighthouse Comment
  RSA0011331  Lythrum hyssopifolia Josephine Randall 1907-6-29 244 San Mateo Kings Mt. Road; Santa Cruz Peninsula. Comment
  CDA33858  Lythrum salicaria John Beall 2010-8-27 PDR# 1621688 San Mateo Brisbane; San Bruno Mountain County Park; Colma Creek 10 meters upstream from Guadalupe Trail 0 Comment
  JEPS79507 Image available Lythrum salicaria Edward Lee 1978-8-24 San Mateo Princeton Marsh 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-BC343915  Madia elegans J. H. Thomas 1958-9-15 7475 San Mateo 0.4 miles north of dam on San Mateo Creek along Skyline Blvd. 91 Comment
  CAS-BOT-BC343912  Madia elegans David D. Keck 1932-6-18 1979 San Mateo Skyline Blvd., at Langley Hill. (S.W. of Stanford University) 600 Comment
  CAS-BOT-BC343913  Madia elegans David D. Keck 1932-6-18 1979 San Mateo Skyline Blvd., at Langley Hill. (S.W. of Stanford University) 600 Comment
  JROH1041  Madia exigua John H. Thomas 1961-6-7 9531 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC343327  Madia gracilis L. R. Abrams 1920-6-1 7502 San Mateo Santa Cruz Mountain Peninsula. Back of Redwood City Comment
  CAS-BOT-BC343329  Madia gracilis Elizabeth McClintock 1965-6-13 s.n. San Mateo San Bruno Mountain. Lower slope on south side above Olivet Cemetery Comment
  JROH1083  Madia gracilis John Hunter Thomas 1983-7-7 22820 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC913110  Madia gracilis David D. Keck 1932-6-1 1788 San Mateo on La Honda road above Woodside; east slope of the Santa Cruz Mts. 305 Comment
  CAS-BOT-BC345116  Madia sativa David D. Keck 1932-5-25 1782 San Mateo Hills two miles west of Belmont Comment
  CAS-BOT-BC345121  Madia sativa James I. McMurphy 1906-9-24 s.n. San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC345130  Madia sativa David D. Keck 1932-8-11 1744 San Mateo Skyline Blvd., about 1 mi. S. of junction with Alpine Creek road, Santa Cruz Mts., Santa Clara--San Mateo Co. line 640 Comment
  CAS-BOT-BC345134  Madia sativa Bruce G. Baldwin 1985-9-1 513 b San Mateo 0.5 miles west of Interstate 280 along Sand Hill Road Comment
  CAS-BOT-BC345141  Madia sativa W. R. Dudley 1909-10-4 s.n. San Mateo Santa Cruz Mountain Peninsula. On hills from Ponds to Mussel Rock Comment
  JROH1110  Madia sativa John Hunter Thomas 1982-7-22 21088 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Lab Comment
  POM298334  Madia sativa D. D. Keck 1930-10-15 988 San Mateo SW of Woodside 457 Comment
  CAS-BOT-BC510723  Maianthemum dilatatum John H. Thomas 1961-5-7 9288 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC510725  Maianthemum dilatatum John H. Thomas 1961-5-7 9288 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC511333  Maianthemum dilatatum Elizabeth McClintock 1963-6-9 s.n. San Mateo San Bruno Mountain, exposed slopes below top of mountain 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
  JROH5749  Maianthemum racemosum L. Nordby 1982-4-14 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Near San Francisquito Creek, north of Rattlesnake rock Comment
  RSA195592  Maianthemum racemosum subsp. amplexicaule John H. Thomas 1967-5-7 12835 San Mateo Near intersections of Bean Hollow and Pescadero roads, about 0.5 mile westward from Pescadero. 61 Comment
  CAS-BOT-BC514157  Maianthemum stellatum J. H. Thomas 1949-4-14 272 San Mateo King's Mountain Comment
  CAS-BOT-BC204084  Malacothamnus hallii John Thomas Howell 1935-4-11 12579 San Mateo West end of Hayward - San Mateo Bridge Comment
  CHSC28453  Marah fabacea Robert A. Schlising 1963-3-15 2449 San Mateo Along Skyline Blvd., near junction with Half Moon Bay Road. Comment
  JROH1898  Marah fabacea James Newman 1951-4-21 41 San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Lake Comment
  RSA15241  Marah fabacea C. B. Wolf 1927-2-17 202 San Mateo Los Trancos Creek, 2 miles back of Stanford University. Comment
  UC131944  Marah oregana C. F. Baker 1902-4-4 450 San Mateo Crystal Springs Lake 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
  JROH5783  Matricaria discoidea John Rawlings 2016-4-26 1758 San Mateo Jasper Ridge Biological Preserve, Stanford University. Rd E near Trail 13. 105 Comment
  CAS-BOT-BC348191  Matricaria discoidea John H. Thomas 1960-6-25 8791 A 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
  CAS-BOT-BC422682  Meconella californica Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain. Devil's Arroyo Comment
  CAS-BOT-BC422683  Meconella californica Miss E. Cannon 1898-3-26 s.n. San Mateo South San Francisco Comment
  CAS-BOT-BC422685  Meconella californica Arthur Menzies 1972-4-9 s.n. San Mateo San Bruno Mountain. Buckeye Canyon south of Crocker Industrial Park. Comment
  UCR121590  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 1999-6-28 4976 San Mateo Pescadero Creek Watershed, Pescadero Road just north of Loma Mar 107 Comment
  CAS-BOT-BC157959  Medicago polymorpha var. brevispina Peter Rubtzoff 1977-4-16 8952 A San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Along west side of East Fork Colma Creek canyon Comment
  CAS-BOT-BC269471  Melica californica Javier Penalosa 1963-3-30 2754 San Mateo San Bruno Mountain. Crest of ridge SW of Brisbane, 750 ft. NW of power lines 304 Comment
  CAS-BOT-BC281410  Melica imperfecta K. Wagnon 1939-3-24 137 San Mateo Youngman's Canyon on Trinity Rd 2.5 miles E of Glen Ellen Comment
  JROH5306  Melica imperfecta John Hunter Thomas 1980-5-8 24852 San Mateo Jasper Ridge Biological Preserve, Stanford University. Low-flow crossing. Comment
  RSA187302  Melica imperfecta John H. Thomas 1964-4-12 10301 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  CAS-BOT-BC264241  Melica torreyana Robert Robertson 1954-4-23 97 San Mateo Jaspers Ridge near Searsville Lake 170 Comment
  JROH5313  Melica torreyana John H. Thomas 1964-4-12 10310 San Mateo Jasper Ridge Biological Preserve, Stanford University. On slope to the east of the dam. Comment
  JROH5318  Melica torreyana John Hunter Thomas 1992-5-14 25233 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near boat ramp. Comment
  JROH2187  Melilotus indicus John H. Thomas 1973-6-15 16838 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC311106  Melilotus indicus A. D. E. Elmer June, 1903 4278 San Mateo Crystal Springs Lake Comment
  JROH2185  Melilotus indicus John H. Thomas 1971-5-30 15952 San Mateo Jasper Ridge Biological Preserve, Stanford University; at dam Comment
  JROH2797  Melissa officinalis John H. Thomas 1962-7-15 9919 San Mateo Jasper Ridge Biological Preserve, Stanford University; along San Francisquito Creek below dam Comment
  RSA582110  Mentha canadensis L. S. Rose 1936-9-13 36730 San Mateo Granada 2 Comment
  SJSU15759  Mentha pulegium Toni Corelli 2009-9-9 428 San Mateo Half Moon Bay State Beach, along bank of Pilarcitos Creek 6 Comment
  UCD144582  Mercurialis annua Greg Escoto 2014-2-21 s.n. San Mateo San Pedro Valley Park, a county park located at 600 Oddstad Blvd., Pacifica. Visitor Center flower beds. 55 Comment
  CDA31212  Mercurialis annua J. Eide 2010-2-19 PDR# 1527850 San Mateo East Palo Alto: in residential garden. 0 Comment
  CDA4874  Mercurialis annua T. C. Fuller 1967-8-23 16293 San Mateo Coastways Ranch, 0.2 mile east of the Coast Highway (Hwy 1), 0.2 mile north of the county line of Santa Cruz Co., 0 Comment
  POM177458  Mercurialis annua L. R. Abrams, I. L. Wiggins 1930-11-13 179 San Mateo 3 miles S of Rockaway Beach (Pedro Valley) Comment
  SBBG119130  Mercurialis annua M. C. Carroll 2006-2-28 San Mateo near jct of St Hwy 84 and Portola Ave, Woodside 198 Comment
  JROH1121  Micropus californicus var. californicus John H. Thomas 1963-5-12 10085 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1129  Micropus californicus var. californicus John Hunter Thomas 1982-4-28 20872 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1132  Micropus californicus var. californicus John Hunter Thomas 1988-4-28 24422 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176780  Microseris bigelovii John H. Thomas 1963-5-20 10146 San Mateo Ano Nuevo Island, 1/2 mile off shore and about 20 miles NW of Santa Cruz. Comment
  SJSU15212  Microseris bigelovii Toni Corelli 2010-4-13 622 San Mateo Pigeon Point Light Station, north of light station, on edge of cliff west of Pigeon Point Road 6 Comment
  UC218911  Microseris bigelovii A. Eastwood San Mateo San Bruno Range Comment
  CAS-BOT-BC349033  Microseris douglasii subsp. douglasii John H. Thomas 1971-5-2 15801 San Mateo Near intersection of Canada Road and Edgewater Road, about three miles westward from Redwood City 152 Comment
  JROH1140  Microseris douglasii subsp. douglasii John H. Thomas 1957-4-16 6658 San Mateo Jasper Ridge Biological Preserve, Stanford University; open serpentine area on top of ridge and adjacent slopes Comment
  JROH1144  Microseris douglasii subsp. douglasii John H. Thomas 1971-4-10 15749 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1153  Microseris douglasii subsp. douglasii John Rawlings, Toni Corelli 2010-5-19 0928 San Mateo Jasper Ridge Biological Preserve, Stanford University. Uphill from Trail 20. 88 Comment
  CAS-BOT-BC349018  Microseris douglasii subsp. douglasii W. R. Dudley 1906-5-8 s.n. San Mateo Santa Cruz Mountain Peninsula. Alpine Road near Strawberry Bend Comment
  CAS-BOT-BC349032  Microseris douglasii subsp. douglasii John H. Thomas 1969-4-24 14903 San Mateo Near Canada College, Redwood City, near Farm Hill Drive Comment
  CAS-BOT-BC349146  Microseris douglasii subsp. tenella H. A. Dutton 1900-3-25 s.n. San Mateo Santa Cruz Peninsula. Woodside Comment
  CAS-BOT-BC349139  Microseris douglasii subsp. tenella K. L. Chambers 1953-5-12 462 San Mateo 3.2 mi. n. of Woodside on road to Crystal Springs Lake Comment
  RSA8339  Microseris lindleyi L. S. Rose 1933-4-30 33127 San Mateo Redwood City Comment
  SEINET12269790  Mimulus aurantiacus Unknown 1932-1 9023 San Mateo Jasper Ridge Comment
  POM5132  Mimulus guttatus C. F. Baker 1902-5-4 759 San Mateo Woodside. Comment
  RSA60035  Mimulus guttatus G. R. Campbell 1950-6-7 15484 San Mateo 7 miles north of Junction of Hwy 5 and 9; hills west of Palo Alto. 457 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
  SEINET5561542  Mimulus guttatus H. S. Gentry 1931-1 93 San Mateo Collected about 1 mile SE of Holy Cross Cemetery. Comment
  CAS-BOT-BC388827  Minuartia douglasii A. D. E. Elmer 1903-4-1 5042 San Mateo San Bruno Hills Comment
  CAS-BOT-BC388836  Minuartia douglasii H. A. Dutton 1900-3-11 s.n. San Mateo Santa Cruz Peninsula. Woodside Comment
  POM87730  Minuartia douglasii L. R. Abrams 1901-05 1563 San Mateo Woodside Comment
  JROH1698  Minuartia douglasii John H. Thomas 1961-4-4 9044 D San Mateo Jasper Ridge Biological Preserve, Stanford University; near Westridge end of ridge Comment
  RSA10142  Minuartia douglasii G. Oberlander 1950-4-22 750 San Mateo Sawyer Ridge, San Francisco Watershed Reserve. Comment
  CAS-BOT-BC214070  Monardella villosa Charles Piper Smith 1908-5-31 1444 San Mateo San Mateo Canyon Comment
  CAS-BOT-BC214074  Monardella villosa Mrs. E. C. Sutliffe 1934-7-12 s.n. San Mateo Ocean Shore Road Comment
  CAS-BOT-BC214089  Monardella villosa H. M. Hall 1924-1-1 11958 San Mateo S.W. side Montara Mt. Comment
  JROH2838  Monardella villosa subsp. villosa D. E. Breedlove 1971-5-31 19346 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  UC25530  Monardella villosa subsp. villosa J. Burtt Davy 1893-6-17 770 San Mateo Belmont South Coast Ranges Comment
  JROH2833  Monardella villosa subsp. villosa John H. Thomas 1961-6-7 9529 San Mateo Jasper Ridge Biological Preserve, Stanford University; just above Searsville Lake Comment
  JROH1158  Monolopia gracilens D. E. Breedlove 1971-5-11 19333 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
  CAS-BOT-BC349586  Monolopia major Le Roy Abrams 1898-5-1 s.n. San Mateo New Grade Road, Santa Cruz Mts. Comment
  JROH3355  Montia fontana Toni Corelli 2004-4-14 269 San Mateo Jasper Ridge Biological Preserve, Stanford University; wet area adjacent to trail 10 181 Comment
  UC729683  Montia fontana Carl B. Wolf 1929-4-29 3661 San Mateo 1 mi n of summit of La Honda (on Skyline Boulevard); Santa Cruz Mountains Comment
  POM164023  Montia parvifolia A. D. E. Elmer 1903-05 4577 San Mateo Iversons Place Comment
  RSA130590  Montia parvifolia H. L. Mason 1921-07 s.n. San Mateo Pescadero Creek. Comment
  SJSU1081  Muilla maritima C. W. Sharsmith 1951-4-6 5823 San Mateo Woodside Hills c. 3 mi W of Woodside 182 Comment
  CAS-BOT-BC508579  Muilla maritima John H. Thomas 1967-5-2 12817 San Mateo Along Skyline Blvd., 0.4 mile south of Black Mt. intersection, Hillsborough Comment
  CAS-BOT-BC508580  Muilla maritima Lawrence Beane 1949-3-30 150 San Mateo Above Redwood City Comment
  CAS-BOT-BC508584  Muilla maritima C. F. Baker 1902-3-30 423 San Mateo Crystal Springs Lake Comment
  SFV16938  Myosotis discolor J. N. Hogue 1980-9-1 82 .2 San Mateo Santa Cruz Mountains Heritage Grove Redwood Reserve, near Loma Mar. Comment
  RSA159422  Myosotis latifolia John H. Thomas 1961-5-14 9370 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve. 152 Comment
  RSA176407  Myriophyllum aquaticum John H. Thomas 1964-10-2 10508 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Edge of Searsville Lake near Bridge. Comment
  RSA127725  Nasturtium officinale John H. Thomas 1959-7-8 8018 San Mateo Pescadero Beach. Comment
  JROH3207  Navarretia heterodoxa John Hunter Thomas 1986-6-9 24092 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5661  Navarretia heterodoxa John Rawlings 2014-6-7 1261 San Mateo Jasper Ridge Biological Preserve, Stanford University; on both sides of Trail 9 through chamise chaparral east of WIFI station 197 Comment
  JROH3205  Navarretia heterodoxa (John H. Thomas) 1983-6-29 22715 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3212  Navarretia squarrosa John Hunter Thomas 1977-6-16 18778 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  UCSC000592  Navarretia squarrosa N. K. Carlson 1935-6-29 106 San Mateo 1 mile S. of Pescadero Pescadero 91 Comment
  JROH2755  Nemophila John Hunter Thomas 1992-4-7 25130 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Indian grinding rock. Comment
  SD38536  Nemophila menziesii Janet Turner 1933-4-19 3728 San Mateo Above Emerald Lake Comment
  CAS-BOT-BC219490  Nemophila parviflora John Thomas Howell 1940-5-23 15517 San Mateo Stone Dam near Lake Pilarcitos Comment
  CDA29076  Nemophila parviflora D. G. Kelch 2009-6-9 9 .407 San Mateo Santa Cruz Mts.; Chert outcrop and adjacent mixed evergreen forest along Skyline Blvd ~1 km W of Skegg s Point. Comment
  CAS-BOT-BC219476  Nemophila parviflora Mrs. E. C. Sutliffe 1933-5-11 s.n. San Mateo Memorial Park, near La Honda 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
  UCSC007766  Nuttallanthus texanus Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  CAS-BOT-BC140429  Oemleria cerasiformis H. L. Mason 1921-7-14 s.n. San Mateo Pescadero Creek Comment
  CAS-BOT-BC140447  Oemleria cerasiformis Elizabeth McClintock 1965-3-28 s.n. San Mateo Devil's Arroyo Comment
  JROH3705  Oemleria cerasiformis John H. Thomas 1963-4-17 10035 San Mateo Jasper Ridge Biological Preserve, Stanford University. Moist slope along road near Searsville Lake Comment
  SEINET5563016  Oemleria cerasiformis H. S. Gentry 1931-1 17 San Mateo 1.5 mile W of San Mateo, Half-Moon Bay road. Comment
  POM275613  Oemleria cerasiformis Lyman D. Benson 1929-3-5 978 San Mateo Road from Searsville Lake to King's Mountain. Comment
  CHSC59491  Oenanthe sarmentosa Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  RSA269270  Oenothera perennis T. C. Fuller 1970-5-12 19529 San Mateo Emily (Mrs. Hillary) Brown Prop., 3045 Ralston Ave., Burlingame Comment
  JEPS126148  Orobanche californica subsp. californica Alison Colwell with A. Sanders 2004-7-24 04 -196 San Mateo Shelter Cove, near Pacifica Comment
  JEPS6047  Orobanche californica subsp. californica V. F. Hesse 1954-7-30 1346 San Mateo Near Pebble Beach. Comment
  CAS-BOT-BC499688  Orobanche californica subsp. californica Robert S. Jr. Cox 1946-8-17 s.n. San Mateo Hills above Half Moon Bay 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-BC502963  Orobanche vallicola Burleigh H. Murray 1929-7-20 s.n. San Mateo Beresford, near San Mateo Comment
  CAS-BOT-BC238396  Orthocarpus Charles Piper Smith 1950-5-15 50143 San Mateo Pescadero Creek Bridge - Highway 1; 3.9 miles south Comment
  SEINET12324060  Orthocarpus attenuatus E. McClintock, Knight, W.; Knight, I. 1982-1 4649 San Mateo San Bruno Mountain Comment
  RSA402011B  Orthocarpus erianthus Glenn A. Gorelick 1967-4-15 s.n. San Mateo San Bruno Mts. overlooking Daly City near San Francisco. Comment
  RSA195661  Orthocarpus erianthus var. erianthus John H. Thomas 1967-5-2 12823 San Mateo Along Canada Road, about 1.6 miles SE of the Edgewood Rd. intersection. Woodside. Comment
  RSA178633  Orthocarpus lithospermoides L. R. Abrams 1915-6-7 5237 San Mateo Woodside - Crystal Springs road near junction with Whipple Road. Comment
  HSC23966  Osmorhiza berteroi Mary Katherine Wicksten 1971-6-17 74 San Mateo Huddart Park, along Chickadee Trail Comment
  JROH298  Osmorhiza berteroi John Hunter Thomas 1986-5-1 23998 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5644  Oxalis corniculata John Rawlings 2014-6-2 1256 San Mateo Jasper Ridge Biological Preserve, Stanford University. Caretaker's Residence 106 Comment
  SEINET5563436  Oxalis corniculata H. S. Gentry 1931-1 101 San Mateo Collected about 1 mile SE of Holy Cross Cemetery. Comment
  RSA76963  Oxalis pes-caprae Mabel Peirson 1926-2-24 8218 San Mateo South of Colma Comment
  UCR113570  Parietaria judaica Mitch Provance 1999-1-18 1745 San Mateo Daly City, west side of Mission St, c. 0.25 miles south of the San Mateo/ San Francisco County line 122 Comment
  JROH5343  Paspalum distichum W. R. Dudley 1903-1-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Upper end of Searsville Lake. Comment
  JROH1402  Pectocarya pusilla John H. Thomas 1975-5-2 17858 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS40981  Pedicularis densiflora Lewis S. Rose 1964-3-23 64013 San Mateo w of Redwood City; Emerald Lake 121 Comment
  POM286384  Pedicularis densiflora Lyman Benson 1931-2-28 2610 San Mateo Town: Woodside; Mt. Range: Santa Cruz; River: San Francisquito Cr. 183 Comment
  SD27762  Pedicularis densiflora Carl B. Wolf 1927-3-2 235 San Mateo Searsville Lake 121 Comment
  UCR136713  Pedicularis densiflora L. S. Rose 1948-3-31 48031 San Mateo San Francisco Bay Region, Millbrae Highlands 91 Comment
  JROH4095  Pedicularis densiflora D. D. Davis 1903-2-22 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge Comment
  JROH4097  Pedicularis densiflora Daniel Cohen 1953-4-11 18 San Mateo Jasper Ridge Biological Preserve, Stanford University; about 1/3 of the way up Jasper Ridge Road from Searsville Lake Comment
  SEINET12270442  Pedicularis densiflora J. H. Thomas 1959-1 7663 San Mateo Jasper Ridge, about 5 mi SW of Palo Alto 152 Comment
  SFV8311  Pedicularis densiflora L. Fenster 1964-3-22 18 San Mateo Sawyer Ridge Mountain Range. Crystal Springs Lake drainage area. Sawyer Camp Road, 3 miles from Skyline Blvd. Flat top of east facing slope. 152 Comment
  CAS-BOT-BC266668  Pedicularis dudleyi W. R. Dudley 1903-6-6 s.n. San Mateo Santa Cruz Peninsula. Near Iverson's, Pescadero Creek Comment
  RSA125135  Pedicularis dudleyi E. F. Sprague 1957-5-25 1702 San Mateo Portola State Park, about campground area 305 Comment
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Mar 2 2010
  RSA0006087  Pedicularis dudleyi A. D. E. Elmer 1903-06 4289 San Mateo Iverson's Place, Pescadero Creek. Comment
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Jun 13 2020
  JEPS23863  Pelargonium vitifolium J. H. Thomas 1959-8-16 8066 San Mateo about 2 mi n Pigeon Point (along the coast) 15 Comment
  RSA681602  Penstemon heterophyllus Annuschka Deb 1989-6-13 244 San Mateo Yerba Buena Nursery, next to prop house. Comment
  SJSU14193  Pentachaeta bellidiflora Toni Corelli 1989-4-2 201 San Mateo watershed triangle between Edgewood & Canada Rds 170 Comment
  JROH312  Perideridia kelloggii John H. Thomas 1975-7-31 17981 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH317  Perideridia kelloggii John Hunter Thomas 1992-7-24 25395 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3242  Persicaria amphibia Le Roy Abrams 1900-10-1 1002 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake. Comment
  CAS-BOT-BC413610  Persicaria amphibia W. R. Dudley 1909-10-31 s.n. San Mateo Santa Cruz Mountain Peninsula. Hooper's Pond, Woodside Comment
  UCD99467  Persicaria lapathifolia Verne Grant; Herbert L. Mason 1946-8-28 13089 San Mateo Santa Cruz - Daly City Road #5, south of San Francisco. Comment
  JROH5974  Persicaria maculosa John Rawlings, Ann Lambrecht 2017-9-12 2294 San Mateo Jasper Ridge Biological Preserve, Stanford University; confluence Bear Creek, Corte Madera Creek, and San Francisquito Creek 71 Comment
  JROH3277  Persicaria maculosa John Hunter Thomas 1982-11-6 21201 San Mateo Jasper Ridge Biological Preserve, Stanford University. Delta along edge of Searsville Lake. Comment
  CAS-BOT-BC419392  Persicaria punctata Paul Reeberg 1991-8-10 s.n. San Mateo San Bruno Mountains Comment
  JEPS37161  Petasites frigidus var. palmatus James G. Daly 232 San Mateo San Gregorio watershed Santa Cruz Mts. Comment
  UC1301047  Petasites frigidus var. palmatus Helen K. Sharsmith 1963-3-23 5249 San Mateo Alpine Creek Canyon San Francisco Bay Region, Santa Cruz Mountains 243 Comment
  POM289352  Phacelia californica Lyman Benson 1930-4-6 2038 San Mateo Spring Valley, Crystal Springs Lake, San Lorenzo Mt. Range. 183 Comment
  UC511347  Phacelia divaricata Lyman Benson 1931-3-15 2639 San Mateo Emerald Lake San Francisco Bay Watershed, Santa Cruz Mt. Range, Redwood C 152 Comment
  SD67316  Phacelia imbricata Darley F. Howe 1967-4-14 4352 San Mateo 7.0 miles from San Mateo on road to Half Moon Bay. 121 Comment
  SDSU6612  Phacelia imbricata D. F. Howe 1967-4-14 4352 San Mateo 7 miles from San Mateo on raod to Half Moon Bay. 122 Comment
  CDA34191  Phacelia malvifolia D. G. Kelch, David Gernandt, Steffi Ickert-Bond, Yingli Guo 2011-4-22 11 .172 San Mateo Swanton Rd just S of Ano Nuevo above Weddell Creek. Comment
  RSA152046  Phacelia malvifolia John H. Thomas 1961-5-7 9282 San Mateo San Bruno Mountain, in northern part of county. 305 Comment
  CAS-BOT-BC258930  Phalaris aquatica Elizabeth McClintock; Paul Reeberg 1988-5-23 s.n. San Mateo San Bruno Mountains. Along Harold Avenue, Brisbane 53 Comment
  CAS-BOT-BC258934  Phalaris aquatica Cecilia Murray 1963-7-23 s.n. San Mateo Portola Valley Comment
  JROH5354  Phalaris aquatica John H. Thomas 1974-6-27 17446 San Mateo Jasper Ridge Biological Preserve, Stanford University. Just outside of the Goya gate. Comment
  JROH5376  Phalaris aquatica John Hunter Thomas 1989-6-6 24760 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC258999  Phalaris californica Elizabeth McClintock; David Schooly; Kim Marcus 1975-4-13 s.n. San Mateo San Bruno Mountain. Above Hillside Blvd., South San Francisco Comment
  CAS-BOT-BC259001  Phalaris californica A. D. E. Elmer 1903-6-1 4699 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC259012  Phalaris californica Ned Cahill 1974-5-18 296 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JROH5381  Phalaris californica H. J. Dengler 1961-4-30 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. In seep about 25' NNE of the serpentine. 171 Comment
  JROH5698  Phalaris californica John Rawlings 2015-4-7 1460 San Mateo Jasper Ridge Biological Preserve, Stanford University. In seep at edge of the serpentine on north side of Jasper Ridge. 173 Comment
  SJSU15792  Phalaris californica Toni Corelli 2010-6-1 641 San Mateo Wavecrest, west of Highway 1 in Half Moon Bay. 23 Comment
  CAS-BOT-BC250647  Phalaris minor Paul Arnaud 1941-5-3 s.n. San Mateo Redwood City, Jefferson Avenue Comment
  RSA128643  Phalaris minor P. H. Raven 1950-6-3 297 San Mateo along Millbrae Ave., Millbrae. 61 Comment
  RSA17945  Phalaris minor C. B. Wolf, Le Roy Abrams 1927-6-4 s.n. San Mateo San Gregorio Comment
  JROH5552  Pholistoma auritum var. auritum John Rawlings, Toni Corelli 2013-4-16 1133 San Mateo Jasper Ridge Biological Preserve, Stanford University. Trail 2 extension northwest of the cistern 102 Comment
  SD38530  Pholistoma auritum var. auritum Marie Cummings 1933-4-24 3729 San Mateo San Francisquito Creek, San Mateo and Santa Clara Cos. Comment
  JROH4255  Phyla nodiflora Carol Zabel, Ann Lambrecht, Toni Corelli 2001-5-21 42 San Mateo Jasper Ridge Biological Preserve, Stanford University; bank of Searsville Lake, just below Searsville Lab 105 Comment
  CAS-BOT-BC142225  Physocarpus capitatus George Oberlander 1950-7-15 1041 San Mateo San Andreas Valley - San Francisco Watershed Reserve Comment
  POM20258  Pickeringia montana var. montana C. F. Baker 1902-5-10 802 San Mateo Kings Mountain. Comment
  RSA18288  Pickeringia montana var. montana Carl B. Wolf 429 San Mateo East slope of Kings Mt. Comment
  UCR253351  Picris echioides A. C. Sanders 2014-8-3 41232 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
  CAS-BOT-BC158326  Piperia Peter Rubtzoff; Randall Morgan 1987-8-28 9847 San Mateo Field redacted by CAS, contact the data manager for more information Comment
  JEPS82405  Piperia elegans Roger Raiche 1983-8-20 30644 San Mateo Shelter Cove, above old railroad grade San Pedro Point Area 12 Comment
  CAS-BOT-BC137316  Piperia elegans John H. Thomas 1961-8-27 9704 San Mateo Field redacted by CAS, contact the data manager for more information 396 Comment
  CAS-BOT-BC137321  Piperia elegans Elizabeth McClintock 1965-8-1 s.n. San Mateo Field redacted by CAS, contact the data manager for more information Comment
  UCSC008616  Piperia transversa Randall Morgan 1989-1-1 322 -P San Mateo Jamison Creek Road Comment
  POM287602  Plagiobothrys bracteatus Lyman Benson 1930-5-1 2063 a San Mateo Stanford University 107 Comment
  CAS-BOT-BC228138  Plagiobothrys chorisianus Roxana S. Ferris 1920-4-26 1979 San Mateo The Santa Cruz Mountain Peninsula. Lagoon at head of New Years Point 15 Comment
  RSA128858  Plagiobothrys chorisianus L. R. Abrams 1904-4-10 s.n. San Mateo Santa Cruz Mountain peninsula, east end of Crystal Springs Lake Comment
  CAS-BOT-BC228152  Plagiobothrys chorisianus var. chorisianus J. I. McMurphy 1906-5-8 s.n. San Mateo The Santa Cruz Mountain Peninsula. Pond by road between Woodside and Byrne's Store Comment
  CAS-BOT-BC228153  Plagiobothrys chorisianus var. chorisianus W. R. Dudley 1898-4-24 s.n. San Mateo The Santa Cruz Mountain Peninsula. Near El Corte Madera Creek Comment
  CAS-BOT-BC228164  Plagiobothrys chorisianus var. chorisianus J. I. McMurphy 1906-5-8 s.n. San Mateo The Santa Cruz Mountain Peninsula. Pond by road between Woodside and Byrne's Store Comment
  SEINET13365367  Plagiobothrys chorisianus var. chorisianus D. W. Taylor 2008-4-16 20181 San Mateo Half Moon Bay, bluff at the far W end of Redondo Beach Drive. 15 Comment
  JROH1415  Plagiobothrys chorisianus var. hickmanii John H. Thomas 1974-5-3 17241 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC25045  Plagiobothrys nothofulvus Alice Eastwood April 1896 San Mateo Crystal Springs Comment
  CHSC39820  Plantago Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  SEINET8665562  Plantago coronopus K. Thorne, J. Chandler 1986-7-25 4924 San Mateo Half Moon Bay, 2 mi S of Moss Beach at Dune Beach. Sand Dunes and beach area adjacent to the Pacific Ocean. Comment
  POM61247  Plantago elongata subsp. pentasperma Copeland 1903-6-5 3327 San Mateo Montara Point. Comment
  JROH3115  Plantago erecta John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3117  Plantago erecta John Hunter Thomas 1981-4-23 20483 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5869  Plantago erecta Ann Lambrecht 2012-3-10 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; open serpentine-influenced grassland on ridge top SE of blue oak woodland. Sector 23 D3 105 Comment
  UCD124478  Plantago erecta Lewis S. Rose 1965-5-3 65056 San Mateo San Bruno Mountain, north end. 182 Comment
  JROH3131  Plantago major James McMurphy 1906-8-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  RSA19306  Plantago maritima L. S. Rose 1937-9-5 37645 San Mateo Mussel Rocks 61 Comment
  JEPS4905  Plantago subnuda G. Thomas Robbins 1953-8-29 3616 San Mateo 1.5-2.0 mi s San Francisco City and County line (along State Highway 1) Comment
  JEPS6470  Plantago subnuda Rimo Bacigalupi with J. R. Sweeney 1954-8-3 4736 San Mateo along upper slopes of the Edgeman road 121 Comment
  CAS-BOT-BC92013  Platystemon californicus A. D. E. Elmer 1903-6-1 4853 San Mateo Crystal Springs Lake. Comment
  SEINET3854785 Image available Platystemon californicus Lewis S. Rose 1932-4-10 32139 San Mateo Redwood City. Comment
  POM149344  Platystemon californicus var. californicus C. F. Baker 1902-3-30 433 San Mateo Crystal Springs Lake. Comment
  UC1190045  Pleuropogon californicus J. I. McMurphy 1906-5-8 San Mateo road near head of Crystal Springs Lakes (by road from Woodside to Byrnes Store) Comment
  JROH5394  Pleuropogon californicus var. californicus Ann Lambrecht 2006-5-1 34 San Mateo Jasper Ridge Biological Preserve, Stanford University. Vernally wet area between Sand Hill Road and main entry road to preserve. 121 Comment
  CAS-BOT-BC257691  Poa annua Peter Rubtzoff 1988-5-3 9915 San Mateo San Bruno Mountain, Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road Junction, near old Guadalupe Road in the northwest part of the Saddle area, near its crossing of the upper part of East Fork Colma Creek. Comment
  JROH5402  Poa annua John Hunter Thomas 1982-3-23 20812 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC254541  Poa douglasii J. H. Thomas 1963-5-20 10155 San Mateo At Ano Nuevo Point Comment
  RSA135745  Poa kelloggii Roxana S. Ferris 1920-4-26 1963 San Mateo Near mouth of Canon of Pescadero Creek 244 Comment
  CAS-BOT-BC247422  Poa pratensis Phillip C. Wheeler 1965-5-23 s.n. San Mateo San Bruno Mountain. No. West Radio Road Comment
  CAS-BOT-BC247423  Poa pratensis George Oberlander 1950-5-6 880 San Mateo San Francisco Watershed Reserve. Cahill Ridge Comment
  JROH5417  Poa pratensis subsp. pratensis John Hunter Thomas 1982-6-7 21028 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD90414  Poa secunda August L. Hormay 1932-5-29 s.n. San Mateo San Bruno to San Francisco Bay shore highway. Comment
  CAS-BOT-BC243116  Poa secunda subsp. secunda John H. Thomas 1971-5-2 15839 San Mateo Near the intersection of Canada and Edgewood roads, about 3 miles W from Redwood City 152 Comment
  CAS-BOT-BC539283  Poa secunda subsp. secunda John Rawlings; Ken Hickman 2015-6-8 1575 San Mateo Caltrans right-of-way above Hwy 92 E of Hwy 280, downslope from San Francisco Watershed fenceline 118 Comment
  CAS-BOT-BC244250  Poa unilateralis H. L. Mason 1921-5-28 s.n. San Mateo Pebble Peach, near Pescadero Comment
  CAS-BOT-BC244254  Poa unilateralis Walter & Irja Knight 1965-4-25 1054 San Mateo San Bruno Mountain. Owl's Canyon 228 Comment
  CAS-BOT-BC244247  Poa unilateralis W. R. Dudley 1902-5-29 s.n. San Mateo Santa Cruz Mountain Peninsula. Cliff E of Baker Beach Comment
  SEINET5554721  Poaceae E. A. Bernays 1985-1 s.n. San Mateo Half Moon Bay. Comment
  CAS-BOT-BC110697  Poaceae J. H. Thomas 1962-4-6 9907 San Mateo Near Palo Alto airport. Comment
  JEPS85226  Pogogyne serpylloides Roy E. Buck and James A. West 1985-6-3 532 San Mateo Cascade Ranch. On old ranch road S of Whitehouse Canyon Rd. Just E of minor gulch draining SSE into small lake ca. 2.1 air km NE of Whitehouse Canyon Rd. CA Hwy. 1 junction 3.2 air km ENE of Franklin Point. 97 Comment
  CAS-BOT-BC225240  Polemoniaceae Alice Eastwood 1901-5-9 s.n. San Mateo Benheim Comment
  CAS-BOT-BC414108  Polygonum aviculare subsp. aviculare Philip C. Wheeler 1965-5-17 s.n. San Mateo San Bruno Mountain. Area in Crocker Hills adjacent to Cow Palace Comment
  JEPS81638  Polygonum aviculare subsp. aviculare J. C. Hickman 1981-7-21 1004 San Mateo Ano Nuevo Reserve; near center Comment
  JROH3265  Polygonum aviculare subsp. depressum John Hunter Thomas 1982-7-22 21087 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near Saersville Lab. 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
  RSA120432  Polygonum lapathifolium Roxana S. Ferris 1924-10-6 4094 San Mateo Searville Lake on Portola Hwy. Comment
  CAS-BOT-BC109242  Polygonum paronychia Louis F. Pitelka 1974-5-28 s.n. San Mateo Bolsa Point, about 1 mile north of Pigeon Point and about 39 miles south of San Francisco. Comment
  CAS-BOT-BC109243  Polygonum paronychia Robert Robertson 1954-5-1 120 San Mateo Pebble Beach. 4 Comment
  POM181651  Polygonum paronychia H. F. Copeland 1928-2-26 987 San Mateo Montara Comment
  POM216540  Polygonum paronychia D. D. Keck 1931-10-5 1288 San Mateo 1 mile N of Salada Beach, 200 meters from ocean. Comment
  UC1187045  Polygonum paronychia V. F. Hesse 1956-11-15 2137 San Mateo coastal bluff between Pigeon Point and Pebble Beach 6 Comment
  UC1936265  Polypodium Robert Price 1983-1-10 627 San Mateo Pulgas Ridge, just ENE of Crystal Springs Reservoir, ca. 1/8 mi ENE of entry gate on Bunker Hill Ave. Comment
  CAS-BOT-BC76904  Polypodium californicum Roxana S. Ferris 1921-4-7 2133 San Mateo Santa Cruz Mountain Peninsula - San Bruno Mt. 213 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-BC76947  Polypodium californicum Ned Cahill 1974-5-13 249 San Mateo Chaparral near the intersection of Canada and Edgewood Roads, about 3 mi westward from Redwood City. Comment
  SJSU8151  Polypodium californicum J. B. Mackenzie 1967-3-9 102 San Mateo headland by Arroyo de los Frijoles Beach c. 2 mi S of Pescadero Point. Comment
  UC399453  Polypodium californicum Carlotta C. Hall May 1918 San Mateo Farollone City Comment
  CAS-BOT-BC76902  Polypodium californicum George Oberlander 1951-3-11 1157 San Mateo San Francisco Watershed Reserve - Pilarcitos Canyon Comment
  CAS-BOT-BC76803  Polypodium glycyrrhiza W. R. Dudley 1893-2-19 s.n. San Mateo Santa Cruz Peninsula - near La Honda Comment
  CAS-BOT-BC72108  Polypodium scouleri Walter Knight; Irja Knight 1963-8-5 s.n. San Mateo Wax Myrtle Ravine Comment
  CAS-BOT-BC233157  Polypogon interruptus A. D. E. Elmer 1903-7-1 4694 San Mateo Pilarcitos Stone Dam Comment
  UC1100395  Polypogon interruptus Malcolm A. Nobs and S. Galen Smith 1949-8-26 1608 San Mateo about 1 mi s Pigeon Point; s of Pigeon Point Comment
Read comments
Mar 12 2009
  UC203508  Polypogon interruptus A. D. E. Elmer July, 1903 4694 San Mateo Pilarcitos Stone Dam Comment
  JROH5445  Polypogon monspeliensis John H. Thomas 1974-10-29 17644 San Mateo Jasper Ridge Biological Preserve, Stanford University. Small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH5447  Polypogon monspeliensis John H. Thomas 1976-10-16 18426 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low flow crossing. Comment
  UC1537219  Polypogon monspeliensis Gordon H. True Jr. 1937-7-23 808 San Mateo n Salada Beach; N of Salada Beach, base of ocean bluff 30 Comment
  RSA0034024  Polystichum Peter Rubtzoff 1987-8-26 9844 San Mateo San Bruno Mountain, East Fork of Colma Creek Canyon. Comment
  JROH47  Polystichum dudleyi Lawrence J. Winship 1974-11-16 10 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  CAS-BOT-BC72222  Polystichum dudleyi W. R. Dudley 1905-6-19 s.n. San Mateo near Campon Pescadero Creek, Santa Cruz Mts. Comment
  CAS-BOT-BC72224  Polystichum dudleyi Brannan; Kellogg 1870-5-31 s.n. San Mateo San Gregorio Redwoods Comment
  CAS-BOT-BC72227  Polystichum dudleyi Kate O. Sessions s.n. San Mateo unspecified Comment
  JROH49  Polystichum dudleyi Carol Zabel 2001-10-5 45 San Mateo Jasper Ridge Biological Preserve, Stanford University. Off Trail 1 on south side San Francisquito Creek bank, just below redwood grove. From "redwood circle", go down incline to bank. Comment
  NY149446  Polystichum dudleyi W. R. Dudley 1903-5-2 s.n. San Mateo Santa Cruz Peninsula: near bridge, Peters Creek, Canta Cruz Mts. Comment
  CAS-BOT-BC76605  Polystichum munitum Margaret Barry 1938-5-29 267 San Mateo Corte Madera Creek, near Coal Mine Ridge. Comment
  CAS-BOT-BC76608  Polystichum munitum J. H. Thomas 1949-3-29 198 San Mateo King's Mountain Comment
  CAS-BOT-BC76648  Polystichum munitum Le Roy Abrams 1902-1-12 2256 San Mateo King's Mountain Comment
  UCR248356  Polystichum munitum Peter Rubtzoff 1987-8-26 9844 San Mateo San Bruno Mountain, East Fork Colma Creek Canyon 244 Comment
  CAS-BOT-BC76645  Polystichum munitum Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain - Trillium Gulch Comment
  POM217107  Polystichum munitum D. D. Keck 1932-2-12 1360 San Mateo La Honda Road, east slope of Coast Range above Searsville Lake 305 Comment
  RSA0016814  Polystichum munitum B. J. Hoshizaki 1991-10-4 91 -4 [B] San Mateo Along road between Yerba Buena Nursery and Langly Hill Quarry. Woodside Ranch, 19500 Skyline Blvd., Redwood City. Comment
  JROH3839  Populus trichocarpa John H. Thomas 1966-4-13 11557 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3357  Portulaca oleracea John H. Thomas 1974-6-27 17450 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near the low flow crossing below Searsville Dam Comment
  CAS-BOT-BC453678  Potamogeton gramineus W. R. Dudley 1910-5-26 s.n. San Mateo Santa Cruz Mountain Peninsula. Coal Mine Ridge near Black Mountain Comment
  CAS-BOT-BC453736  Potamogeton illinoensis Charles W. O'Brien 1964-8-31 s.n. San Mateo Lake Pilarcitos Comment
  CAS-BOT-BC453834  Potamogeton nodosus L. R. Abrams; I. L. Wiggins 1939-6-3 435 San Mateo Ano Nuevo Point Comment
  CAS-BOT-BC454002  Potamogeton pectinatus W. R. Dudley 1909-10-4 s.n. San Mateo Santa Cruz Mountain Peninsula. E. twin-pond near Mussel Rock. Comment
  CAS-BOT-BC454003  Potamogeton pectinatus W. R. Dudley 1909-10-31 s.n. San Mateo Santa Cruz Mountain Peninsula. Menlo Park Reservoir Comment
  CAS-BOT-BC454051  Potamogeton pusillus subsp. pusillus Peter C. Ting, Jr. 1939-8-28 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
  JEPS44265  Potentilla hickmanii K. Brandegee 1905-6-20 San Mateo Moss Beach , Moss Beach (Halfmoon Bay) Comment
  CAS-BOT-BC516358  Prosartes hookeri John H. Thomas 1961-5-7 9285 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC517386  Prosartes smithii Mrs. Boot 1940-4-7 1731 San Mateo Canyon near Half Moon Bay and Skyline Highway junction Comment
  CAS-BOT-BC517397  Prosartes smithii H. L. Mason 1917-4-1 s.n. San Mateo Kings Mountain Comment
  CAS-BOT-BC517399  Prosartes smithii A. D. E. Elmer 1903-5-1 4697 San Mateo Butano Creek Comment
  HSC24024  Prunella vulgaris subsp. lanceolata Mary Katherine Wicksten 1971-6-24 123 San Mateo Huddart Park, near entrance Comment
  CAS-BOT-BC158178  Prunus emarginata George Oberlander 1950-5-21 956 San Mateo Southern Cahill Ridge Comment
  UC311189  Prunus emarginata A. D. E. Elmer May, 1903 4523 San Mateo Searsville Lake Comment
  CAS-BOT-BC154500  Prunus ilicifolia J. H. Thomas 1954-5-28 4239 San Mateo East facing slope of San Bruno Mountain, just north of South San Francisco 91 Comment
  CAS-BOT-BC154504  Prunus ilicifolia A. D. E. Elmer 1903-7-1 4773 San Mateo Pilarcitos Stone Dam Comment
  UC861053  Prunus ilicifolia Lewis S. Rose 1937-10-31 37725 San Mateo Hill w of Tanforan 91 Comment
  UC311194  Prunus subcordata A. D. E. Elmer April, 1903 4583 San Mateo Portola Comment
  CAS-BOT-BC156357  Prunus virginiana var. demissa D. E. Breedlove 1974-5-13 36207 San Mateo San Pedro Valley Park, Pacifica 152 Comment
  RSA681426  Prunus virginiana var. demissa Annuschka Deb, Lori Hubbart 1989-5-10 208 San Mateo Santa Cruz Mtns. Skyline Blvd S of Yerba Buena Nursery (YBN) Comment
  CAS-BOT-BC156359  Prunus virginiana var. demissa Roxana Stinchfield 1916-5-3 489 San Mateo Judge Allen's Road near Mud Lakes Comment
  JROH772  Pseudognaphalium beneolens John H. Thomas 1964-11-29 10537 San Mateo Jasper Ridge Biological Preserve, Stanford University; W end of Searsville dam Comment
  JROH761  Pseudognaphalium californicum John H. Thomas 1975-5-26 17914 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH764  Pseudognaphalium californicum John Hunter Thomas 1978-7-2 19245 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC357116  Pseudognaphalium luteoalbum John H. Thomas 1963-5-8 10064 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC357130  Pseudognaphalium luteoalbum L. R. Abrams; I. L. Wiggins 1939-6-3 431 San Mateo Ano Nuevo Point Comment
  CAS-BOT-BC357134  Pseudognaphalium luteoalbum Cherie Wetzel 1969-7-8 918 San Mateo Near Canada College, Redwood City, just off of Farm Hill Blvd. Comment
  JROH776  Pseudognaphalium luteoalbum John H. Thomas 1974-10-29 17649 San Mateo Jasper Ridge Biological Preserve, Stanford University; small peninsula created by drainage channel cut to accomodate water from Corte Madera Cr. Comment
  JROH777  Pseudognaphalium luteoalbum John H. Thomas 1974-10-29 17649 San Mateo Jasper Ridge Biological Preserve, Stanford University; Small peninsula created by drainage channel cut to accomodate water from Corte Madera Cr. Comment
  JROH784  Pseudognaphalium luteoalbum John Hunter Thomas 1986-5-6 24001 San Mateo Jasper Ridge Biological Preserve, Stanford University; near bath house Comment
  CAS-BOT-BC357503  Pseudognaphalium ramosissimum Peter Rubtzoff 1975-10-4 8420 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Dry, open slope just north of Guadalupe Canyon Parkway Comment
  CAS-BOT-BC361570  Pseudognaphalium stramineum L. R. Abrams; I. L. Wiggins 1939-6-3 428 San Mateo Ano Nuevo Point Comment
  SJSU7541  Pseudognaphalium stramineum L. S. Rose 1966-8-6 66079 San Mateo Colma Canyon, San Bruno Mt 121 Comment
  CAS-BOT-BC85915  Pseudotsuga menziesii Miss O. Boring 1897-8-31 s.n. San Mateo Santa Cruz Peninsula, King's Mt. Comment
  POM223619  Pseudotsuga menziesii S. S. Berry 1909-3-13 s.n. San Mateo King s Mountain. 640 Comment
  RSA384643  Pseudotsuga menziesii E. A. Purer 1932-7-18 s.n. San Mateo King s Mountain. Comment
  JEPS27364  Psilocarphus tenellus Rimo Bacigalupi with J. Roof and L. Heckard 1961-4-24 7624 San Mateo just e KRON television tower and station (below and se of end of paved ridge-top road on Guadalupe Valley side of summit San Bruno Mountain); on Guadalupe Valley side of summit of San Bruno Mountain 304 Comment
  JROH1179  Psilocarphus tenellus John H. Thomas 1963-5-12 10087 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1186  Psilocarphus tenellus John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1193  Psilocarphus tenellus John Hunter Thomas 1989-5-9 24711 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1198  Psilocarphus tenellus John Hunter Thomas 1992-5-5 25217 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam and vicinity Comment
  CAS-BOT-BC362018  Psilocarphus tenellus George Oberlander No date on label 918 San Mateo San Francisco Watershed Reserve Comment
  SJSU2275  Pterostegia drymarioides C. W. Sharsmith 1947-4-13 6756 San Mateo Pescadero Beach near Pescadero Point Comment
  UCD18553  Puccinellia lemmonii Roman Gankin 1950-7-15 27 San Mateo city of Menlo Park, Hermosa Way, along roadside. 30 Comment
  RSA181251  Pyracantha koidzumii John H. Thomas 1963-10-4 10268 San Mateo Along Bayshore Freeway about 1/2 mile SE of its intersection with HIllsdale Blvd. Comment
  CAS-BOT-BC460835  Pyrola aphylla A. D. E. Elmer 1903-6-1 4297 San Mateo Pescadero Comment
  RSA0082793  Pyrola aphylla S. S. Tillett, I. Sternback 1956-6-24 532 San Mateo Middleton property, behind (n.) Portola Camp Store, just outside Portol State Park. 396 Comment
  SEINET8229663  Pyrola aphylla A. D. E. Elmer 1903-1 4297 San Mateo Pescadero. Comment
  UC306551  Pyrola picta A. D. E. Elmer 1903-6-1 4297 San Mateo Pescadero Comment
  CAS-BOT-BC362361  Pyrrocoma racemosa var. racemosa L. R. Abrams 1906-9-29 s.n. San Mateo Cooley's [Cooley] Landing Comment
  JROH2532  Quercus John H. Thomas 1974-4-24 17183 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5770  Quercus X chasei Carol Zabel, Ann Lambrecht 2001-10-24 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; northeast side of Jasper Ridge along lower Trail 5 going down below switchback, first oak past valley oak with exposed roots, creek side of trail Comment
  SJSU16069  Quercus agrifolia Allen W. Jacobs 1936-12-8 32 San Mateo Found in Jasper Ridge. Comment
  UCD45065  Quercus agrifolia Lewis S. Rose 1964-3-23 64012 San Mateo Emerald Lake, W. of Redwood City hills. Alt. ca. 400ft. Comment
  JROH2459  Quercus agrifolia var. agrifolia John H. Thomas 1971-4-21 15769 San Mateo Jasper Ridge Biological Preserve, Stanford University; at bridge 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-BC85952  Quercus douglasii Ned Cahill 1974-5-30 327 San Mateo near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwwod City. Comment
  CAS-BOT-BC85954  Quercus douglasii John Thomas Howell 1926-10-23 2230 San Mateo Sand Hill Road W of Stanford University Comment
  JROH2473  Quercus douglasii John Hunter Thomas 1981-4-27 20505 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA13734  Quercus durata Annetta Carter 1934-10-13 728 San Mateo Long Branch of Isabel Creek, half mile above jct with Isabel Creek, Mt Hamilton Range. 549 Comment
  UC942919  Quercus durata Lewis S. Rose 1950-5-20 50136 San Mateo w of Redwood City; Emerald Lake Region 243 Comment
  UCD20292  Quercus durata Paul Heiple 2002-5-18 s.n. San Mateo Edgewood Park near Redwood City. 191 Comment
  JROH2478  Quercus durata var. durata W. R. Dudley 1901-1-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2480  Quercus durata var. durata John H. Thomas 1963-5-12 10077 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2484  Quercus durata var. durata John H. Thomas 1972-8-18 16149 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2491  Quercus durata var. durata John Hunter Thomas 1980-5-6 19936 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC105395  Quercus kelloggii A. D. E. Elmer 1903-5-1 4520 San Mateo Searsville Lake Comment
  HSC23989  Quercus kelloggii Mary Katherine Wicksten 1971-6-29 133 San Mateo Huddart Park Ridge between Oak Area and Redwood Area Comment
  JROH2499  Quercus kelloggii K. Hoffough 1929-4-27 277 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2501  Quercus kelloggii John H. Thomas 1959-4-5 7664 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2509  Quercus kelloggii John Hunter Thomas 1987-5-26 24323 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM216555  Quercus kelloggii D. D. Keck 1932-3-6 1395 San Mateo La Honda road above Searsville Lake, Santa Cruz Mountains. Comment
  RSA118969  Quercus kelloggii John H. Thomas 1955-3-21 4694 San Mateo New La Honda Road between Searsville and Skyline Blvd., 1.8 miles from Searsville. East slope of the Santa Cruz Mountains. 274 Comment
  RSA477345  Quercus kelloggii L. H. Jones 1909-3-3 s.n. San Mateo King's Mountain Road, Stanford University. 107 Comment
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Sep 22 2011
  UCD46676  Quercus kelloggii Ira L. Wiggins 1946-5-2 s.n. San Mateo La Honda road, above Searsville Reservoir, San Mateo County, California. 457 Comment
  CAS-BOT-BC62888  Quercus lobata W. R. Dudley 1901-5-4 s.n. San Mateo Coal Mine Canyon Comment
  CAS-BOT-BC62892  Quercus lobata Paul Reeberg 1989-5-2 s.n. San Mateo Bitter Cherry Ridge, San Bruno Mountain 198 Comment
  CAS-BOT-BC62897  Quercus lobata John H. Thomas 1974-4-11 17136 San Mateo SE of Canada Road and Edgewood Road. NW of Woodside 152 Comment
  UC1083146  Quercus lobata Herbert L. Mason 1924-10-8 1109 San Mateo between Stanford University and Jasper Ridge Comment
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Sep 19 2011
  UCD47214  Quercus parvula John M. Tucker 1994-9-9 s.n. San Mateo (Q. parvula E. Greene var. shrevei (C.H. Muller) Nixon). Huddart Park on NE facing slope nr. Miwok Shelter. 365 Comment
  RSA81914  Quercus parvula var. shrevei E. K. Balls, P. C. Everett 1953-10-16 18681 San Mateo Hwy 5, 30.8 miles southeast of San Francisco-San Mateo county line. 762 Comment
  CAS-BOT-BC134786  Quercus wislizeni James McMurphy 1909-5-26 s.n. San Mateo La Honda Comment
  JROH2529  Quercus wislizeni var. frutescens Toni Corelli 2007-1-31 337 b San Mateo Jasper Ridge Biological Preserve, Stanford University; along Trail 9 140 Comment
  JROH5829  Quercus wislizeni var. frutescens John Rawlings 2016-12-29 1954 B San Mateo Jasper Ridge Biological Preserve, Stanford University; about 120 yards north of Road F opposite its intersection with Trail 17 to Goya Gate 178 Comment
  JROH1200  Rafinesquia californica John H. Thomas 1966-4-29 11587 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC379190  Ranunculus aquatilis var. aquatilis W. R. Dudley 1906-6-10 s.n. San Mateo pond by North Cahill Ridge Road Comment
  JROH3471  Ranunculus californicus John H. Thomas 1974-4-6 17090 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM268414  Ranunculus californicus Lyman Benson 1931-3-15 s.n. San Mateo Emerald Lake; Redwood City; Mt. Range: Santa Cruz 152 Comment
  RSA399414  Ranunculus californicus L. S. Rose 1935-4-16 35097 San Mateo Emerald Lake, W of Redwood City Comment
  JROH3469  Ranunculus californicus Duncan M. Porter 1960-4-9 620 San Mateo Jasper Ridge Biological Preserve, Stanford University. Meadow near crest of NE facing slope above Webb Ranch Comment
  CAS-BOT-BC378531  Ranunculus californicus var. californicus E. McClintock; Phillip Wheeler 1965-5-23 s.n. San Mateo San Bruno Mountain, grassy slope east of and below Nike station Comment
  CAS-BOT-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
  CAS-BOT-BC378544  Ranunculus californicus var. californicus John H. Thomas 1969-4-30 15032 San Mateo serpentine near Canada College, Redwood City, just off of Farm Hill Blvd Comment
  CAS-BOT-BC378726  Ranunculus californicus var. cuneatus Louis F. Pitelka 1973-4-30 s.n. San Mateo Bolsa Point, about 1 mi N of Pigeon Point and about 39 mi S of San Francisco Comment
  JROH3486  Ranunculus hebecarpus John Hunter Thomas 1985-4-22 23547 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3493  Ranunculus hebecarpus John Hunter Thomas 1991-4-11 24986 San Mateo Jasper Ridge Biological Preserve, Stanford University. Grassy area near Rattlesnake Rocks Comment
  UCD96236  Ranunculus muricatus E. M. Johnston 1916-6-1 14 San Mateo Millbrae. Comment
  JEPS85712  Ranunculus pusillus L. R. Heckard and J. H. Thomas 1972-4-16 2890 San Mateo ca 1 1/2 mi s Pulgas Water Temple (along old Canada road (private), sw of Upper Crystal Springs Reservoir) 121 Comment
  RSA249486  Raphanus sativus John F. Emmel 1972-4-1 396 San Mateo Along Guadalupe Cyn Parkway near NE facing slope, 0.4 airmile SSW of Midway Village School, San Bruno Mtns. 91 Comment
  SEINET12209519  Rhamnus californica Unknown 1933-1 s.n. San Mateo On hillside between Skyline and Half Moon Bay Comment
  CAS-BOT-BC55884  Rhamnus crocea Walter Knight; Irja Knight; Elizabeth McClintock 1963-9-2 s.n. San Mateo Croker Hills Comment
  CAS-BOT-BC55887  Rhamnus crocea J. I. McMurphy 1906-4-4 55 San Mateo Los Trancos Creek, Santa Cruz Mts. 182 Comment
  JROH3563  Rhamnus crocea John H. Thomas 1973-5-5 16768 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA178656  Rhamnus crocea John H. Thomas 1964-4-19 10311 a San Mateo Jasper Ridge Biological experimental area, 5 miles SW of Palo Alto. Comment
  JROH3568  Rhamnus ilicifolia John H. Thomas 1972-5-5 16078 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC389666  Rhododendron occidentale Wicksten 1975-6-19 233 San Mateo Unspecified 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
  RSA112356  Rhododendron occidentale var. occidentale W. R. Dudley 1895-6-6 San Mateo Pescadero Creek Comment
  RSA681617  Ribes aureum Annuschka Deb 1989-3-17 46 San Mateo Woodside. Comment
  UC11496  Ribes californicum Alice Eastwood April 1896 San Mateo Crystal Springs Comment
  UC518033  Ribes californicum Lewis S. Rose 1933-6-9 33226 San Mateo Belmont Comment
  JROH2638  Ribes californicum var. californicum Duncan M. Porter 1961-2-8 742 San Mateo Jasper Ridge Biological Preserve, Stanford University. N face of sandstone cliff at N end of ridge above San Francisquito Creek. Comment
  UC311181  Ribes divaricatum var. pubiflorum A. D. E. Elmer May, 1903 4511 San Mateo Searsville Lake Comment
  CAS-BOT-BC173471  Ribes malvaceum Fred Hemphill 1973-4-15 643 San Mateo San Carlos. Area north of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC173468  Ribes malvaceum Paul F. Covel 1936-4-24 281 San Mateo Skyline Blvd. Comment
  CAS-BOT-BC212825  Ribes menziesii Josephine D. Randall 1901-6-8 366 San Mateo Portola Valley Comment
  CAS-BOT-BC212842  Ribes menziesii J. H. Thomas 1949-3-31 205 San Mateo King's Mountain Comment
  CAS-BOT-BC212843  Ribes menziesii D. E. Breedlove 1974-5-13 36202 San Mateo San Pedro Valley Park, Pacifica 152 Comment
  CAS-BOT-BC212823  Ribes menziesii W. R. Dudley 1910-5-8 s.n. San Mateo Joli's ranch. Top of Santa Cruz Mt. Range Comment
  SEINET13942794 Image available Ribes sanguineum Lewis S. Rose 1947-1 47027 San Mateo Kings Mountain, alt ca 2000 ft 610 Comment
  CAS-BOT-BC144609  Ribes sanguineum var. glutinosum Le Roy Abrams 1902-4-13 2333 San Mateo Crystal Springs Comment
  CAS-BOT-BC144635  Ribes sanguineum var. glutinosum W. R. Dudley 1900-3-18 s.n. San Mateo Below San Andreas Lake and above head of Crystal Springs Lake Comment
  JROH2685  Ribes sanguineum var. glutinosum John Hunter Thomas 1985-4-25 23556 San Mateo Jasper Ridge Biological Preserve, Stanford University. 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
  RSA0019092  Ribes sanguineum var. glutinosum Ray Langham 1966-4-3 133 San Mateo King s Grove. 10 miles SE of La Honda. Santa Cruz Mountains. Pacific drainage area. 229 Comment
  JROH1204  Rigiopappus leptocladus John H. Thomas 1963-5-15 10089 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC6011  Romanzoffia californica Charles Fuller Baker 1902-4-6 463 San Mateo Crystal Springs Lake Comment
  UC107586  Romanzoffia californica C. F. Baker 1902-4-6 463 San Mateo Crystal Springs Lake; ; Crystal Springs Lake, San Mateo Co. Comment
  POM65642  Romanzoffia californica L. R. Abrams 1916-4-22 5582 San Mateo Pilarcitos Canyon at the little upper lake; Santa Cruz Mountain Peninsula. Comment
  SJSU15226  Rorippa curvisiliqua Toni Corelli 2012-7-12 802 San Mateo Wavecrest, west of Highway 1 in Half Moon Bay 24 Comment
  SEINET5570005  Rorippa nasturtium-aquaticum H. S. Gentry 1931-1 100 San Mateo Collected about 1 mile SE of Holy Cross Cemetery. Comment
  JROH1587  Rorippa palustris subsp. palustris John Hunter Thomas 1982-11-6 21193 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC75025  Rorippa palustris var. hispida C. F. Baker 1902-10-20 1856 San Mateo Searsville. Comment
  CAS-BOT-BC147620  Rosa californica L. R. Abrams 1914-6-2 5114 San Mateo Los Trancos Creek Comment
  CAS-BOT-BC147624  Rosa californica A. A. Heller 1907-5-28 8582 San Mateo Back of San Mateo on the Half Moon Bay road Comment
  CAS-BOT-BC147631  Rosa californica C. B. Wolf 1931-8-20 2327 San Mateo Los Trancos Creek, 2 miles back of Stanford University, near Schenkel's Camp 91 Comment
  RSA499266  Rosa californica E. S. Spalding 1923-8-3 s.n. San Mateo 3 mi west of Redwood Comment
  CAS-BOT-BC146698  Rosa gymnocarpa W. R. Dudley 1906-5-8 65 San Mateo Near Crystal Springs Lake, Santa Cruz Mts. 91 Comment
  RSA112449  Rosa gymnocarpa W. R. Dudley 1906-5-8 65 San Mateo Near Crystal Springs Lake. Santa Cruz Mtns. Santa Cruz peninsula. 91 Comment
  JROH3765  Rosa laevigata Carol Zabel 2004-5-19 51 San Mateo Jasper Ridge Biological Preserve, Stanford University. About 30 feet north of main gate on Sand Hill Road. Comment
  CAS-BOT-BC146799  Rosa multiflora Elizabeth McClintock; Paul Reeberg 1988-4-28 s.n. San Mateo Near Camp Silverspot Comment
  CAS-BOT-BC148213  Rosa spithamea V. F. Hesse 1953-8-22 1189 San Mateo Near China Grade 762 Comment
  JROH3775  Rubus parviflorus John Hunter Thomas 1982-7-8 21079 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing Comment
  UC311143  Rubus parviflorus A. D. E. Elmer June, 1903 4294 San Mateo Alpine School House Comment
  CAS-BOT-BC157082  Rubus ursinus L. R. Abrams 1914-10-14 5136 San Mateo Tunitas [Canon] Canyon Comment
  CAS-BOT-BC157108  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-26 6055 San Mateo Near Pescadero Comment
  JROH3777  Rubus ursinus W. R. Dudley 1898-4-15 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA26246  Rubus ursinus Alice Eastwood, John T. Howell 1938-6-26 6050 San Mateo Montara Mtn above Point San Pedro Comment
  CAS-BOT-BC157085  Rubus ursinus E. McClintock; Phillip Wheeler 1965-5-23 s.n. San Mateo Below and east of Nike station Comment
  SD1201  Rumex acetosella U. S. Grant IV 1925-6-5 San Mateo San Mateo Comment
  CAS-BOT-BC422292  Rumex californicus Phillip Wheeler 1965-6-8 s.n. San Mateo San Bruno Mountain. Bayshore Comment
  CAS-BOT-BC421568  Rumex crassus W. R. Dudley 1909-10-4 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Mussel Rock. Comment
  CAS-BOT-BC421571  Rumex crassus John H. Thomas 1963-5-20 10130 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz. Comment
  CAS-BOT-BC433354  Rumex crispus Javier Penalosa 1963-2-23 2656 San Mateo San Bruno Mtn. Ravine south of Crocker Ave. 213 Comment
  CAS-BOT-BC433362  Rumex crispus George Oberlander 1949-7-30 328 San Mateo San Francisco Watershed Reserve. Cahill Ridge Comment
  CAS-BOT-BC433363  Rumex crispus W. R. Dudley 1893-6-6 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Cedro Cottage, Stanford University Comment
  CAS-BOT-BC433542  Rumex fueginus George Oberlander 1950-7-15 1106 San Mateo San Francisco Watershed Reserve. About San Andreas Lake Comment
  CAS-BOT-BC433543  Rumex fueginus Ira L. Wiggins 1935-6-29 8049 San Mateo Near mouth of Pescadero Creek, 2 miles west of Pescadero Comment
  CAS-BOT-BC433545  Rumex fueginus W. R. Dudley 1902-9-21 s.n. San Mateo Santa Cruz Peninsula. Near Crystal Springs Lake Comment
  CAS-BOT-BC433822  Rumex pulcher George Oberlander 1949-7-30 342 San Mateo San Francisco Watershed Reserve. Upper Crystal Spr. Lake Comment
  CAS-BOT-BC433823  Rumex pulcher Walter Knight; Irja Knight 1963-7-14 s.n. San Mateo San Bruno Mountain. Ridge above Buckeye Canyon Comment
  UCD101450  Rumex pulcher W. A. Harvey; J. M. Tucker 1948-6-28 1695 San Mateo 3 miles north of Pescadero. Comment
  SD38936  Rumex salicifolius Edith A. Purer 1933-7-27 5357 San Mateo High stabilized sand dunes, Pigeon Point Comment
  SD39771  Rumex salicifolius Edith A. Purer 1933-7-27 5373 San Mateo Partially stabilized sand dunes, two miles south of Pigeon Point Comment
  CAS-BOT-BC434131  Rumex transitorius Walter Knight; Irja Knight; Elizabeth McClintock 1963-9-2 s.n. San Mateo San Bruno Mountain. Crocker Hills Comment
  RSA169526  Ruppia cirrhosa H. E. Parks 1928-10 s.n. San Mateo Laguna Salada. Comment
  UC279599  Ruppia maritima W. A. Setchell 1925-8-29 San Mateo Laguna de Salada Comment
  CDA40209  Ruta chalepensis Thad 2004-9-24 s.n. San Mateo San Francico Bay Area; City of San Mateo. 0 Comment
  JROH1724  Sagina John Hunter Thomas 1984-4-8 23277 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1711  Sagina apetala John H. Thomas 1961-4-8 9073 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1719  Sagina apetala D. E. Breedlove 1971-5-5 19324 San Mateo Jasper Ridge Biological Preserve, Stanford University; on bluff above San Francisquito Creek, 500 yards below Searsville Dam Comment
  JROH1720  Sagina apetala John Hunter Thomas 1978-4-25 19145 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA119072  Salix coulteri L. S. Rose 1958-3-19 58011 San Mateo Princeton. 6 Comment
  JROH3845  Salix exigua var. hindsiana John H. Thomas 1976-10-16 18403 San Mateo Jasper Ridge Biological Preserve, Stanford University. Now dry delta in Searsville Lake at the mouth of Corte de Madera Creek 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
  UC75005  Salix laevigata unknown 1907-3-18 338 San Mateo hills near Palo Alto Palo Alto Comment
  UC492362  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1932-7-4 640 San Mateo 4/10 mi e. Pescadero (Butano Creek Rd.) Comment
  UC492372  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1932-7-4 640 San Mateo 4/10 mi e. Pescadero (Butano Creek Rd.) Comment
  JROH3872  Salix lasiandra var. lasiandra John H. Thomas 1971-4-21 15768 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176658  Salix lasiolepis Peter H. Raven 1964-2-16 18742 San Mateo Just south of Lake San Andreas. Comment
  UCD164611  Salix lasiolepis Peter Rubtzoff 1975-10-24 8433 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
  UCR279849  Salix lasiolepis Peter Rubtzoff 1976-3-14 8446 San Mateo San Francisco Bay Region, San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction; upper part of East Fork Colma Creek Canyon 220 Comment
  SEINET5884190 Image available Salix lasiolepis L. S. Rose 1965-1 65004 San Mateo Searsville Lake. Comment
  CAS-BOT-BC108258  Salix lasiolepis var. bigelovii John H. Thomas 1974-5-7 17316 San Mateo San Bruno Mountain - along Guadalupe Parkway opposite school. Western side of mountain. Comment
  RSA184900  Salix lucida subsp. lasiandra L. S. Rose 1965-3-16 65007 San Mateo Searsville Lake. 122 Comment
  UCR142837  Salix scouleriana L. S. Rose 1934-2-10 34025 San Mateo Coast Range, Skyline Blvd. 4 miles south of Kings Mountain 701 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-BC126516  Salix sitchensis W. R. Dudley 1903-5-1 s.n. San Mateo Iverson's near Pescadero Creek Comment
  CAS-BOT-BC126521  Salix sitchensis W. R. Dudley 1897-4-19 s.n. San Mateo Bank of Pescadero Creek below Peters Creek Comment
  CDA33774  Salix sitchensis D. G. Kelch 2011-3-13 11 .051 San Mateo Pacifica. Along sea bluffs Comment
  CAS-BOT-BC180792  Salsola soda William Anderson 1968-8-16 s.n. San Mateo Edge of salt marsh just above high tide line, west end of Dumbarton Bridge Comment
  CAS-BOT-BC180793  Salsola soda John H. Thomas 1968-12-7 14860 San Mateo Western end of Dumbarton Bridge Comment
  RSA669744  Salsola soda T. C. Fuller 1968-9-25 17640 San Mateo above the zone of Salicornia, w. end of Dumbarton Bridge, Menlo park Comment
  SBBG40540  Salsola soda W. Anderson 1968-8-16 San Mateo W end of Dumbarton Bridge Comment
  SJSU6456  Salsola soda H. T. Harvey 1971-7-15 570 San Mateo Faber Tract, E Palo Alto Comment
  RSA320910  Salvia spathacea Robert A. Norris 1984-3-21 4658 San Mateo Blue Blossom Hill, San Bruno Mts. 366 Comment
  RSA51285  Salvia spathacea Peter H. Raven 1950-4-16 1787 San Mateo Colma Canyon, San Bruno Mountains. 183 Comment
  UC25752  Salvia spathacea Ivar Tidestrom May 1894 San Mateo Comment
  RSA800280  Sambucus callicarpa Peter Rubtzoff 1988-6-9 9925 San Mateo San Bruno Mountains, upper part of East Fork Colma Creek Canyon. Comment
  RSA120031  Sambucus mexicana Paul R. Hichborn 1920-4-22 s.n. San Mateo Tasper Ridge Comment
  CAS-BOT-BC246019  Sambucus nigra subsp. caerulea Walter Knight; Walter Knight 1963-6-24 s.n. San Mateo Bottom of Quarry 4 and west ravine, San Bruno Mountain Comment
  CAS-BOT-BC246024  Sambucus nigra subsp. caerulea Daniel Cohen 1953-6-3 107 San Mateo Los Trancos Woods Comment
  HSC23950  Sambucus nigra subsp. caerulea Mary Katherine Wicksten 1971-6-17 23 San Mateo Huddart Park, along Rd. near Redwood Shelter. Comment
  JROH1669  Sambucus nigra subsp. caerulea John H. Thomas 1963-6-23 10171 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1671  Sambucus nigra subsp. caerulea John H. Thomas 1973-6-15 16853 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CDA34006  Sambucus racemosa D. G. Kelch 2011-3-13 11 .053 San Mateo Near Half Moon Bay along Capistrano Creek. Comment
  UC204057  Sambucus racemosa var. racemosa A. D. E. Elmer May, 1903 4663 San Mateo Butano Creek Comment
Read comments
Sep 6 2011
  POM133576  Sanicula arctopoides A. D. E. Elmer 1900-04 2365 San Mateo Kings Mountain. Comment
  RSA184887  Sanicula arctopoides L. S. Rose 1965-3-25 65012 San Mateo San Bruno Mountains, North end. 122 Comment
  JROH321  Sanicula bipinnatifida Anne Hornby 1952-4-12 63 San Mateo Jasper Ridge Biological Preserve, Stanford University; above Searsville Lake Comment
  JROH324  Sanicula bipinnatifida John H. Thomas 1975-4-5 17708 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH338  Sanicula crassicaulis John H. Thomas 1974-5-3 17243 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA191945  Sanicula crassicaulis R. F. Thorne, P. Everett 1963-6-9 32242 San Mateo On top of San Bruno Mountain. 335 Comment
  RSA40292  Sanicula crassicaulis L. S. Rose 1948-5-9 48108 San Mateo W. of Burlingame 122 Comment
  SEINET5766644 Image available Sanicula laciniata Robert A. Norris 1981-1 4122 San Mateo Open bank near small paved road: Vista Point, near Interstate Hwy. 280, ca. 1.5 SE of Jct. with State Hwy. 92, San Mateo Co., Calif. Comment
  RSA0000761  Sanicula serpentina A. D. E. Elmer 1903-04 4498 San Mateo Portola. Comment
  POM204321  Satureja douglasii I. L. Wiggins 1929-7-4 3778 San Mateo 4 miles W of La Honda on hill road to Pescadero Beach. Comment
  RSA120731  Satureja douglasii S. S. Tillett, Sternback 1956-6-24 s.n. San Mateo Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park. 396 Comment
  UCD137506  Scabiosa atropurpurea Collector Unknown 1925-6-15 s.n. San Mateo Pescadero, Santa Cruz Road. Comment
  JROH362  Scandix pecten-veneris John Hunter Thomas 1986-5-1 23990 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH360  Scandix pecten-veneris John Hunter Thomas 1983-5-23 22241 San Mateo Jasper Ridge Biological Preserve, Stanford University; near shack side and low-flow crossing Comment
  CAS-BOT-BC111607  Schoenoplectus californicus W. Knight; I. Knight 1966-10-4 2050 San Mateo Marsh near Bayshore, P. G. & E. Marsh Comment
  UC1100787  Scirpus cernuus Herbert L. Mason 1949-7-7 14027 San Mateo mouth of Gazos Creek near ocean (southern San Mateo County); mouth of Gazos Creek Comment
  CAS-BOT-BC111061  Scirpus microcarpus Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-25 1559 San Mateo Marshes at Sharp Park. Comment
  UC841375  Scirpus microcarpus C. B. Carter 1928-11-11 San Mateo La Honda Canyon Comment
  POM169941  Scoliopus bigelovii C. F. Baker 1902-3-18 322 San Mateo Kings Mountain Comment
  POM170228  Scoliopus bigelovii C. F. Baker 1902-3-18 322 San Mateo Kings Mountain Comment
  RSA139348  Scoliopus bigelovii Lewis S. Rose 1964-2-6 64000 San Mateo Kings Mountain 610 Comment
  CAS-BOT-BC519009  Scoliopus bigelovii W. E. Mason 1917-4-1 s. n. San Mateo La Honda Grade Comment
  CAS-BOT-BC519018  Scoliopus bigelovii Alice Eastwood 1933-5-31 18842 San Mateo Butano Canon Comment
  POM193871  Scoliopus bigelovii W. R. Dudley 1895-3-5 s.n. San Mateo Kings Mt.; Plants of the Santa Cruz Peninsula. Comment
  RSA299412  Scoliopus bigelovii Inez Smith 1915-03 s.n. San Mateo Hillsboro. Comment
  CDA7620  Scolymus hispanicus T. C. Fuller 1965-7-8 13755 San Mateo D. McBryde property, 140 Eleanor Drive, Woodside. 0 Comment
  CDA7622  Scolymus hispanicus T. C. Fuller 1965-7-8 13755 San Mateo D. McBryde property, 140 Eleanor Drive, Woodside. 0 Comment
  UC75032  Scutellaria tuberosa C. F. Baker 1902-4-4 447 San Mateo Crystal Springs lake Comment
  CAS-BOT-BC240067  Secale cereale Walter Knight; Irja Knight 1965-4-24 1038 San Mateo San Bruno Mountain. Point San Bruno Comment
  UC311530  Sedum radiatum A. D. E. Elmer June 1903 4550 San Mateo Toward San Mateo from Crystal Springs Lake Comment
  CAS-BOT-BC59054  Sedum spathulifolium John F. Emmel 1970-5-17 279 San Mateo Slope 1.2 air miles ESE of 1314 foot summit, on NE slipe of San Bruno Mts. 304 Comment
  CAS-BOT-BC363397  Senecio aronicoides Fred Hemphill 1973-5-6 784 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC363399  Senecio aronicoides Fred Hemphill 1973-5-14 808 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC363403  Senecio aronicoides George Oberlander 1950-5-28 994 San Mateo San Francisco Watershed Reserve. Cahill Ridge Comment
  JROH1220  Senecio aronicoides John H. Thomas 1969-5-28 15082 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC363402  Senecio aronicoides Kellogg No date on label s.n. San Mateo Crystal Springs Comment
  SJSU5433  Senecio aronicoides G. I. Tourtlotte 1968-5-5 San Mateo N end Sawyer Camp Rd near Crystal Springs Comment
  JROH688  Senecio minimus Toni Corelli 2008-9-3 351 San Mateo Jasper Ridge Biological Preserve, Stanford University. Bear Creek, northwest of junction of Road G and H 83 Comment
  CAS-BOT-BC364238  Senecio sylvaticus Elizabeth McClintock; Carlyn Halde 1963-6-23 s.n. San Mateo San Bruno Mountain. East facing slope below parking lot Comment
  CAS-BOT-BC80296  Sequoia sempervirens W. R. Dudley 1895-10-19 s.n. San Mateo By Summit Spr. Road, King's Mt. Comment
  UC118916  Sequoia sempervirens C. F. Baker 1902-1-15 319 San Mateo w side of King's Mountain Coast Range, King's Mountain Comment
  CDA33644  Sesbania punicea Robin Breckenridge 2010-7-2 PDR# 1313483 San Mateo East Palo Alto; Cooley Ave. 0 Comment
  CDA43035  Setaria parviflora Eaton 2014-7-6 PDR# 010 P06220324 San Mateo Mapache Drive near Westridge Drive, Portola Valley. 0 Comment
  JROH5462  Setaria viridis John Hunter Thomas 1981-9-24 20748 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3831  Sherardia arvensis John H. Thomas 1971-4-10 15762 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA295088  Sherardia arvensis Robert A. Norris 1981-4-7 4124 San Mateo Near small paved road. Vista Point near Interstate Hwy 280. Ca 1.5 miles SE of jct with State Hwy 92. Comment
  UC583163  Sidalcea diploscypha Lewis S. Rose 1936-5-28 36300 San Mateo w Redwood City (Emerald Lake); , w of Redwood City 91 Comment
  SD39295  Sidalcea diploscypha Edith A. Purer 1933-5-30 3636 San Mateo Between Woodside and Spring Valley Lakes. Comment
  UCD116624  Sidalcea diploscypha Ellen Phillips 1977-4-30 9 San Mateo east of Canada College across Farmhill Boulevard. Redwood City. 304 Comment
  UCD116775  Sidalcea malviflora R. E. Dengler 1960-4-12 19 San Mateo Jasper Ridge, Stanford Biological Reserve. 121 Comment
  JEPS127780  Sidalcea malviflora subsp. laciniata Adam C. Schneider with C. Matt Guilliams 2013-3-9 34 San Mateo Comment
  JEPS67241  Sidalcea malviflora subsp. malviflora W. L. Jepson 1921-4-3 9109 San Mateo canyon near Colma (Colma Canyon); n. San Mateo Co., Colma Canyon Comment
  UC517485  Sidalcea malviflora subsp. malviflora John Thomas Howell 1933-4-9 10974 San Mateo 2 mi n Pigeon Pt.; n of Pigeon Pt. Comment
  UC189013  Sidalcea malviflora subsp. malviflora E. L. Greene 1887-6-11 San Mateo Comment
  JROH1741  Silene gallica John Hunter Thomas 1987-5-5 24240 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM286433  Silene gallica Lyman Benson 1930-4-6 2040 San Mateo Moss Beach. West slope. 15 Comment
  CAS-BOT-BC386856  Silene gallica Paul Arnaud 1941-4-17 s.n. San Mateo Redwood City, Jefferson Avenue. Comment
  CAS-BOT-BC389197  Silene laciniata subsp. californica L. R. Abrams 1920-6-1 7494 San Mateo Santa Cruz Mountain Peninsula. Back of Redwood City Comment
  CAS-BOT-BC389894  Silene scouleri subsp. scouleri C. F. Leitholt 1894-7-29 s.n. San Mateo Santa Cruz Mountain Peninsula. Pescadero Comment
  POM273726A  Sisymbrium officinale Lyman Benson 1935-5-5 6533 San Mateo Lake Searsville; Santa Cruz Mt. Range. S. F. Bay watershed 152 Comment
  RSA133662  Sisyrinchium bellum John H. Thomas 1950-3-19 1303 San Mateo Near intersection of Coast Hwy and road to Swanton, 1 mile SE of mouth of Waddell Creek. 30 Comment
  IRVC9060  Sisyrinchium bellum P. W. Rundel 1963-6-11 1129 San Mateo San Fransisco Bay drainage area; Old La Honda Road. Santa Cruz Mountain Range 305 Comment
  CDA39382  Smilacina racemosa var. amplexicaulis T. C. Fuller 1960-4-2 4080 San Mateo La Honda Rd., 1 mile north of La Honda. 0 Comment
  SEINET3888374  Smilacina sessilifolia Lewis S. Rose 1948-3-31 48035 San Mateo Skyline Blvd., W. of Tanforan.; 0 91 Comment
  RSA15288  Smilacina stellata var. sessilifolia Carl B. Wolf 1927-4-3 256 San Mateo 1 mile above La Honda. Santa Cruz Mountains Comment
  JEPS12105  Solanum douglasii W. I. Follett 1934-2-18 10 San Mateo 2.6 mi n of Pigeon Point (beside the main highway) Comment
  JEPS17020  Solanum furcatum Rimo Bacigalupi with J. R. Sweeney, G. Bacigalupi Jr., and C. Fenneman 1954-8-3 4734 San Mateo along upper slopes of the Edgemar Road (northwestern San Mateo County) 121 Comment
  JROH4192  Solanum umbelliferum John H. Thomas 1976-4-2 18071 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC58503  Solanum umbelliferum W. R. Dudley 1899-5-14 s.n. San Mateo Head of San Pedro Creek Comment
  CAS-BOT-BC353473  Solidago elongata Peter Rubtzoff 1978-9-16 9271 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
  UC1070254  Solidago elongata T. Tyrrell 1928-9-26 12 San Mateo Pomponio Creek Santa Cruz Quad., , Plot #13 91 Comment
  UC473553  Solidago elongata Lewis B. Rose 1931-9-9 San Mateo Kings Mt. Comment
  SEINET11382904 Image available Solidago elongata Unknown 1931-1 s.n. San Mateo Kings Mt. Comment
  JROH1235  Solidago velutina subsp. californica W. R. Dudley 1893-7-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  JROH1237  Solidago velutina subsp. californica John Hunter Thomas 1990-7-28 24938 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  LA203968  Solidago velutina subsp. californica U. S. Grant; 1926-9-6 IV San Mateo Kuiqs Mountain 609 Comment
  CAS-BOT-BC365929  Soliva sessilis John H. Thomas 1961-5-7 9262 San Mateo San Bruno Mountain in northern part of county 396 Comment
  UC909336  Soliva sessilis Ira L. Wiggins 1950-5-20 12352 San Mateo above Pescadero Beach Comment
  JROH1256  Sonchus asper subsp. asper John H. Thomas 1968-5-3 14438 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC374698  Sonchus oleraceus Ira L. Wiggins 1973-7-29 22057 San Mateo Lower part of northerly bank of San Francisquito Creek, ca 75 m upstream from Pope Street bridge Comment
  JROH1260  Sonchus oleraceus John H. Thomas 1964-11-29 10534 San Mateo Jasper Ridge Biological Preserve, Stanford University; W end of Searsville Dam Comment
  JROH5949  Sparaxis tricolor Trevor Hebert, John Rawlings 2017-4-6 2015 San Mateo Jasper Ridge Biological Preserve, Stanford University; near the Sand Hill Rd. fence-line northeast of the intersection of Road L and Road H 124 Comment
  SACT002295  Spartina foliosa Malcolm Nobs, S. Smith 1949-8-27 San Mateo Salt marches east of Redwood City. Comment
  RSA430754  Spartina foliosa Lyman Benson 1937-8-26 8493 San Mateo 3 mi south of San Mateo, San Francisco Bay watershed 0 Comment
  CAS-BOT-BC390008  Spergula arvensis John H. Thomas 1964-4-30 10348 San Mateo San Bruno Mountain in northern part of county 396 Comment
  JROH1749  Spergula arvensis Toni Corelli 2005-3-2 283 San Mateo Jasper Ridge Biological Preserve, Stanford University; upper trail 3, along trail side for 20 m between trail edge and canopy of blue oak woodland 176 Comment
  RSA159416  Spergula arvensis John H. Thomas 1961-5-7 9247 San Mateo Colma, near intersection of El Camino Real and F Street 46 Comment
Read comments
Aug 15 2014
  UC1537317  Spergula arvensis subsp. arvensis Gordon H. True Jr. 1937-3-31 613 San Mateo field s. of Daly City 182 Comment
  JROH1756  Spergularia John Hunter Thomas 1978-4-25 19155 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1770  Spergularia John Hunter Thomas 1989-4-20 24637 San Mateo Jasper Ridge Biological Preserve, Stanford University; near caretakers trailers Comment
  CAS-BOT-BC390202  Spergularia bocconi G. B. Rossbach; R. P. Rossbach 1939-5-12 726 San Mateo San Pedro Point Comment
  CAS-BOT-BC390205  Spergularia bocconi Elizabeth McClintock; Paul Reeberg 1989-6-3 s.n. San Mateo San Bruno Mountains. P.G.&E. Marsh Comment
  RSA23193  Spergularia macrotheca I. L. Wiggins 1938-7-9 8932 San Mateo Pigeon Point light house. Comment
  CAS-BOT-BC390457  Spergularia macrotheca var. macrotheca John H. Thomas 1967-5-7 12833 San Mateo Pigeon Point. Altitude about sea level. Near lighthouse Comment
  CAS-BOT-BC390470  Spergularia macrotheca var. macrotheca W. S. Atkinson 1901-7-1 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Pescadero Creek Comment
  CDA24145  Spergularia marina Buchanan 1960-4-28 San Mateo Harbor Blvd. & Freeway, Redwood City. 0 Comment
  CAS-BOT-BC390704  Spergularia rubra Javier Penalosa 1963-3-30 2752 San Mateo San Bruno Mountain. Crest of ridge SW of Brisbane, 750 ft NW of power lines 304 Comment
  RSA128560  Spergularia salina P. H. Raven 1950-5-7 2039 San Mateo Moss Beach. 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
  SEINET13947989 Image available Stachys ajugoides Lewis S. Rose 1941-1 41469 San Mateo Low wet open fields, Belmont. Alt ca 3 m 3 Comment
  CDA41030  Stachys albens Wm. Davis 1964-6-29 s.n. San Mateo Brown prop., San Bruno. 0 Comment
  JEPS100827  Stachys bullata Dean W. Taylor 2000-6-12 17465 San Mateo Montara Mountain, Scarper Peak, western slope of the peak near the summit 502 Comment
  SBBG6546  Stachys bullata H. and M. Dearing 1933-5-14 San Mateo Skyline Drive, S of San Francisco Comment
  UC306580  Stachys bullata A. D. E. Elmer June, 1903 4417 San Mateo San Mateo Comment
  RSA0109084  Stachys pycnantha A. D. E. Elmer 1903-06 s.n. San Mateo Alpine School House. Comment
  SEINET13948132 Image available Stachys rigida Lewis S. Rose 1950-1 50139 San Mateo Emerald Lake region, alt ca 800 ft. hills W of Redwood City 244 Comment
  CAS-BOT-BC164655  Stachys rigida subsp. quercetorum Peter Rubtzoff 1977-6-21 9063 San Mateo San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction; East Fork Colma Creek Canyon, near upper rim. Comment
  JROH2892  Stachys rigida var. quercetorum John H. Thomas 1967-5-12 12884 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC394058  Stellaria media John H. Thomas 1965-4-29 10623 San Mateo San Bruno Mountain in northern part of county. 396 Comment
  JROH1783  Stellaria media John Hunter Thomas 1978-4-20 19073 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1788  Stellaria nitens John H. Thomas 1958-2-15 6993 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1274  Stephanomeria virgata John H. Thomas 1978-9-24 19337 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5326  Stipa lepida John Hunter Thomas 1988-4-28 24413 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5390  Stipa miliacea var. miliacea Ann Lambrecht 2002-9-18 4 San Mateo Jasper Ridge Biological Preserve, Stanford University. Off Trail 13, Leonard's Bridge section, 2-3 meters W of bridge, not far from its S end. Comment
  SJSU7535  Stipa pulchra Lewis S. Rose 1963-4-27 63000 San Mateo Skyline Blvd W of San Mateo 91 Comment
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Oct 16 2013
  UCSB272  Stuckenia pectinata McPherson, D. 1960-8-1 San Mateo Felt Lake, Stanford University foothills Comment
  SEINET8060318  Symphoricarpos albus C. F. Baker 1901-9-5 238 San Mateo West side Kings Mountain. Comment
  CAS-BOT-BC271647  Symphoricarpos albus var. laevigatus C. B. Wolf 1931-8-20 1194 San Mateo Los Trancos Creek 2 miles back of Stanford University near Schenkel's Camp 91 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
  JROH1679  Symphoricarpos albus var. laevigatus John Hunter Thomas 1977-6-16 18737 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA3068  Symphoricarpos albus var. laevigatus C. B. Wolf 1931-8-20 2325 San Mateo Los Trancos Creek, 2 miles back of Stanford University, near Schenkel's Camp. 91 Comment
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Sep 30 2011
  SJSU5659  Symphyotrichum chilense L. S. Rose 1966-8-15 66083 San Mateo Pillar Point 1 Comment
  UC1555382  Symphyotrichum chilense J. A. DeBenedictis 1988-7-13 1542 San Mateo San Bruno Mt. Comment
  CAS-BOT-BC99059  Symphyotrichum chilense Walter Knight; Irja Knight 1963-10-7 321 San Mateo San Bruno Mountain - Cow Trough Ravine, South San Francisco Comment
  CAS-BOT-BC99089  Symphyotrichum chilense Josephine D. Randall 1907-7-4 55 San Mateo Mills Lake near Stanford University - Santa Cruz Peninsula Comment
  CDA34383  Tamarix parviflora E. Finley 1992-3-25 PDR 962382 San Mateo W side of Hwy 1. 0 Comment
  CAS-BOT-BC353472  Taraxacum officinale Peter Rubtzoff 1977-4-14 8943 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction. East Fork Colma Creek canyon area at the NW corner of Fog Forest, San Bruno Mountains. 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
  JROH366  Tauschia hartwegii John H. Thomas 1970-4-4 15540 San Mateo Jasper Ridge Biological Preserve, Stanford University; along Searsville Lake Comment
  JROH367  Tauschia hartwegii H. J. Dengler 1972-4-7 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; on slope about 100 feet above the east margin of Searsville Lake, and 300 feet south of the dam Comment
  JROH371  Tauschia hartwegii Carol Zabel 1989-3-4 4 San Mateo Jasper Ridge Biological Preserve, Stanford University; diagonal trail between Trail 14 and Trail 8, by steps Comment
  JROH374  Tauschia kelloggii John Hunter Thomas 1992-5-25 25347 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET3157058  Tauschia kelloggii L. S. Rose 1939-5-5 39092 San Mateo San Mateo Canyon 46 Comment
  CAS-BOT-BC447477  Tellima grandiflora W. R. Dudley 1894-5-27 s.n. San Mateo Near top of King's Mt. Comment
  HSC23324  Tetragonia tetragonoides L. A. Wright 1971-4-9 30 San Mateo 10 ft. from W end of Coyote Pt. Beach parking lot, N side of Coyote Pt., 100 ft. S from San Francisco Bay, 1 mi. E of Hwy. 101 off of Coyote Pt. Rd., San Mateo 5 Comment
  JROH3503  Thalictrum fendleri var. polycarpum L. R. Abrams 1901-3-1 1171 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3508  Thalictrum fendleri var. polycarpum John H. Thomas 1961-4-29 9196 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC399847  Thalictrum polycarpum Peter Rubtzoff 1953-5-14 1350 B San Mateo Pilarcitos Creek Canyon 1 to 2 miles downstream from Pilarcitos Lake Comment
  CAS-BOT-BC399850  Thalictrum polycarpum Walter Knight; Irja Knight 1965-4-4 s.n. San Mateo San Bruno Mountain. Bitter Cherry Ravine about 80% of the way to summit Comment
  CAS-BOT-BC399854  Thalictrum polycarpum Josephine D. Randall 1908-5-1 s.n. San Mateo Santa Cruz Peninsula. Corte de Madera Canon [Canyon] near Alpine Road Comment
  CAS-BOT-BC202036  Thinopyrum ponticum Elizabeth McClintock; Paul Reeberg 1989-8-19 s.n. San Mateo San Bruno Mountains. Along Bayshore Boulevard 15 Comment
  CAS-BOT-BC66660  Thysanocarpus curvipes John H. Thomas 1968-4-13 14290 A San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  CAS-BOT-BC66675  Thysanocarpus curvipes John H. Thomas 1978-5-2 19530 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  CAS-BOT-BC66678  Thysanocarpus curvipes Alice Eastwood 1914-3-12 s.n. San Mateo San Bruno Hills. Comment
  JROH1614  Thysanocarpus curvipes John Hunter Thomas 1987-4-16 24205 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC729635  Thysanocarpus curvipes Carl B. Wolf 1929-5-17 3716 San Mateo on Alpine Road 1 mi w Skyline Blvd 304 Comment
  CAS-BOT-BC66683  Thysanocarpus curvipes Carl B. Wolf 1929-5-17 3716 San Mateo 1 mile west of Skyline Boulevard on Alpine Road. 304 Comment
  JROH1592  Thysanocarpus curvipes subsp. curvipes John Hunter Thomas 1981-4-4 20257 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC447582  Tiarella trifoliata var. unifoliata W. R. Dudley 1905-6-18 s.n. San Mateo Santa Cruz Mountain Peninsula: Iverson's Old Place Pescadero Creek 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
  JROH380  Torilis arvensis John Hunter Thomas 1992-5-14 25230 San Mateo Jasper Ridge Biological Preserve, Stanford University; near boat ramp Comment
  JROH394  Torilis nodosa John Hunter Thomas 1986-5-6 24018 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH386  Torilis nodosa John Hunter Thomas 1981-5-14 20572 San Mateo Jasper Ridge Biological Preserve, Stanford University; near old shack riders shack Comment
  JROH391  Torilis nodosa John Hunter Thomas 1983-6-2 22327 San Mateo Jasper Ridge Biological Preserve, Stanford University; near green shack Comment
  RSA45320  Torreya californica I. L. Wiggins 1945-5-5 11160 San Mateo Along La Honda Creek about 1 mile above La Honda 152 Comment
  JROH183  Toxicodendron diversilobum John H. Thomas 1964-4-4 10295 San Mateo Jasper Ridge Biological Preserve, Stanford University 152 Comment
  RSA15296  Toxicodendron diversilobum C. B. Wolf 1927-4-3 266 San Mateo 1 mile above La Honda. Santa Cruz Mountains Comment
  JROH1288  Tragopogon porrifolius John H. Thomas 1977-5-14 18606 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCSB9321  Tragopogon porrifolius J. R. Haller 1950-4-26 193 San Mateo collected in the hillside W of Fraternity Row, in U C S U C S Comment
  CAS-BOT-BC377135  Tragopogon porrifolius J. H. Thomas 1958-10-28 7493 San Mateo Near intersection of Bayshore highway and Main Street. Redwood City Comment
  JROH4295  Tribulus terrestris Toni Corelli 2005-9-14 305 b San Mateo Jasper Ridge Biological Preserve, Stanford University; along road B just west of entrance to Dennis Martin marker site 168 Comment
  JROH4297  Tribulus terrestris Carol Zabel 2006-7-26 61 San Mateo Jasper Ridge Biological Preserve, Stanford University. Bear Creek crossing, east side of creek, behind metal stream gate Comment
  JROH3395  Trientalis latifolia John Hunter Thomas 1981-5-5 20538 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3397  Trientalis latifolia John Hunter Thomas 1985-4-22 23542 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM128507  Trientalis latifolia L. R. Abrams 1902-5-20 2468 San Mateo Kings Mountain Comment
  RSA116716  Trientalis latifolia Josephine Randall 1908-5-20 s.n. San Mateo Iversons near Peter Creek Comment
  RSA116718  Trientalis latifolia H. L. Mason 1917-4-21 s.n. San Mateo Permental Creek 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
  UC165514  Trifolium albopurpureum var. dichotomum J. Burtt Davy 1893-6-22 San Mateo Lake Pilarcitos Comment
  RSA120983  Trifolium amoenum Paul R. Hichborn 1950-4-25 s.n. San Mateo San Francisquito Creek near Searsville Lake; Santa Cruz Mountain Peninsula Comment
  JROH2236  Trifolium barbigerum K. Hoffaugh 1929-4-27 651 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC311113  Trifolium barbigerum A. D. E. Elmer Apr, 1903 4859 San Mateo Lake San Andreas Comment
  SJSU7992  Trifolium bifidum var. bifidum M. S. Hall 1965-5-8 111 San Mateo near canyon bottom, W San Carlos Hills Comment
  OBI12706  Trifolium bifidum var. decipiens Lewis S. Rose 1966-5-2 66035 San Mateo Emerald Lake, W of Redwood City 91 Comment
  UCSC005498  Trifolium bifidum var. decipiens Randall Morgan 1995-6-22 2795 San Mateo Ridge west of Waterman Creek Comment
  SBBG33500  Trifolium ciliolatum A. D. E. Elmer -May-1903 San Mateo Portola Comment
  UC16447  Trifolium ciliolatum Alice Eastwood April 1896 San Mateo Crystal Springs Comment
  UC631216  Trifolium depauperatum var. amplectens P. B. Kennedy 1928-5-2 10099 San Mateo e Daly City (hills) Comment
  JROH2282  Trifolium fucatum Robert Robertson 1954-4-23 100 San Mateo Jasper Ridge Biological Preserve, Stanford University 170 Comment
  UC16515  Trifolium fucatum J. Burtt Davy 1893-6-17 769 San Mateo Belmont Comment
  JROH2307  Trifolium fucatum John Hunter Thomas 1990-4-14 24807 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SBBG39547  Trifolium fucatum L. S. Rose 1970-4-8 San Mateo Black Mtn, W of San Mateo 121 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
  SJSU15442  Trifolium glomeratum Toni Corelli 2010-5-13 602 San Mateo Pedro Point Headlands, Pacifica, CA, disturbed area along South Ridge Trail, west of Hwy. 1 100 Comment
  JROH2312  Trifolium glomeratum Ann Lambrecht 2006-4-21 23 San Mateo Jasper Ridge Biological Preserve, Stanford University; roadside, N side of Road A, in old seven acre lease lot Comment
  JROH2325  Trifolium hirtum John Hunter Thomas 1985-5-2 23578 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2327  Trifolium hirtum John Hunter Thomas 1986-4-22 23975 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC630795  Trifolium macraei Charles Piper Smith 1908-4-26 1420 San Mateo se cemeteries; base of San Bruno Mtn Comment
  RSA128600  Trifolium macraei Peter H. Raven 1950-4-30 1991 San Mateo Montara Mts. 122 Comment
  UCSC005900  Trifolium macraei Randall Morgan 1996-5-24 2966 San Mateo Pacifica, From Montara Mtn. Comment
  JROH5840  Trifolium microcephalum Monika Bjorkman 1956-4-7 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; northeast of Escobar Gate Comment
  UC1130082  Trifolium microdon H. S. Yates 1935-5-8 5205 San Mateo 2 mi n Langley Hill; Santa Cruz Quad. 579 Comment
  JROH5592  Trifolium oliganthum John Rawlings 2013-4-19 1165 San Mateo Jasper Ridge Biological Preserve, Stanford University. Trail 11 in chaparral. 144 Comment
  JROH2367  Trifolium subterraneum John Hunter Thomas 1990-4-7 24802 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  JROH2375  Trifolium variegatum John H. Thomas 1956-4-7 5606 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes Comment
  JROH2377  Trifolium variegatum John H. Thomas 1961-4-8 9070 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCSC006363  Trifolium variegatum Randall Morgan 1995-6-6 2725 San Mateo Group at Bean Hollow State Beach 2.5 mi S of Pescadero Rd. Comment
  POM20412  Trifolium variegatum var. melananthum A. D. E. Elmer 1903-05 4685 San Mateo Portola. Comment
  JROH2416  Trifolium willdenovii John Hunter Thomas 1991-5-2 25022 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM277649  Trifolium willdenovii Lyman D. Benson 1930-5-3 2095 San Mateo Roadside on La Honda Grade. Above Woodside. Santa Cruz Mtn range. 305 Comment
  SEINET10862681  Trifolium willdenovii Robert V. Bradshaw 1922-4-10 Bradshaw 2548 San Mateo Jasper Ridge Comment
  SEINET10928613  Trifolium wormskioldii var. wormskioldii Adolph D. E. Elmer Elmer 4644 San Mateo Lake San Andreas Comment
  CAS-BOT-BC451906  Triglochin maritima Walter Knight; Irja Knight 1965-4-20 1084 San Mateo San Bruno Mountain. Near Bethlehem Steel in S.S.F. on Pt. San Bruno. Comment
  UC1140924  Trillium chloropetalum W. R. Dudley 1900-3-16 San Mateo by trail n. of Tripp's Store Woodside; Santa Cruz Peninsula, Woodside Comment
  UC1206466  Trillium chloropetalum Le Roy Abrams 1902-4-13 2331 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC521007  Trillium chloropetalum var. chloropetalum R. Bacigalupi 1922-3-1 s. n. San Mateo Jones Ranch, Pescadero Creek Comment
  POM50396  Trillium chloropetalum var. chloropetalum Le Roy Abrams, W. W. Eggleston 1924-3-23 19560 San Mateo Coast Range, near Palo Alto. 60 Comment
  CAS-BOT-BC521066  Trillium chloropetalum var. giganteum Elizabeth McClintock 1965-4-11 s.n. San Mateo San Bruno Mountain: Mouth of Colma Canyon near Indian Head Rock Comment
  CAS-BOT-BC133431  Trillium ovatum John Hunter Thomas 1954-4-3 3822 San Mateo Along San Gregorio Creek about 1.5 miles west of La Honda 106 Comment
  CAS-BOT-BC133444  Trillium ovatum C. F. Leithold 1896-3-28 s.n. San Mateo Near Kings Mt. Comment
  SEINET12044499  Trillium ovatum P. R. Hichborn 1920-1 115 San Mateo Sierra Moreva Ridge Comment
  OBI9375  Triphysaria eriantha subsp. rosea Lewis S. Rose 1965-3-25 65010 San Mateo San Bruno Mts, N end 122 Comment
  CAS-BOT-BC238553  Triphysaria floribunda Vincent Jones 1921-4-1 s.n. 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-BC238560  Triphysaria floribunda F. W. Pennell; D. D. Keck 1940-5-15 25426 San Mateo Route 101, 4 miles west of Burlingame 182 Comment
  CAS-BOT-BC238564  Triphysaria floribunda W. R. Dudley 1899-5-14 s.n. San Mateo The Santa Cruz Peninsula. Baden Comment
  UC75150  Triphysaria floribunda C. F. Baker 1902-3-22 346 San Mateo South San Francisco Comment
  JROH4133  Triphysaria pusilla John H. Thomas 1957-4-16 6660 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge and adjacent slopes Comment
  JROH4138  Triphysaria pusilla John H. Thomas 1971-4-10 15753 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS10445  Triphysaria versicolor subsp. versicolor Adele Lewis Grant 1917-5-6 934 San Mateo Pebble Beach 3 Comment
  SJSU16036  Triphysaria versicolor subsp. versicolor Toni Corelli, John Rawlings 2016-4-29 1767 San Mateo Along Atkinson Bluff Trail and throughout Cascade Field, north of Cascade Cr. Trail, in Ano Nuevo State Park 11 Comment
  SBBG40480  Triphysaria versicolor subsp. versicolor W. J. Dress 1951-5-12 San Mateo 4.5 mi N of Pigeon Point Comment
  CAS-BOT-BC200078  Trisetum canescens L. R. Abrams 1915-6-14 5559 San Mateo Kings Mountain Road near first bridge 152 Comment
  JROH4736  Triteleia hyacinthina John H. Thomas 1963-5-12 10082 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5911  Triteleia hyacinthina J. Nordby 1982-4-25 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Serpentine grassland along roadside, near oak woodlands Comment
  SD39086  Triteleia hyacinthina Marie Cummings 1933-5-10 96 San Mateo Portola Road. Comment
  CAS-BOT-BC526102  Triteleia ixioides subsp. ixioides Josephine D. Randall 1907-6-8 233 San Mateo Santa Cruz Peninsula, Portola Valley Comment
  CAS-BOT-BC526103  Triteleia ixioides subsp. ixioides C. F. Leithold 1893-5-27 s.n. San Mateo Santa Cruz Peninsula, road between Woodside and Kings Mountain Comment
  SEINET7097931  Triteleia laxa A. G. Vestal 1937-6-15 s.n. San Mateo Lat. 37 14' 13ao N, Long. 122 24' 55ao W (NAD27 converted to WGS84 decimal degrees). Pebble Beach west of Pescadero. UTM Zone 10, 551863 mE, 4121109 mN. Comment
  CAS-BOT-BC526361  Triteleia laxa Daniel Cohen 1953-6-1 103 San Mateo Los Trancos Comment
  CAS-BOT-BC527394  Triteleia peduncularis Elizabeth McClintock 1979-5-28 s.n. San Mateo Drainage below Jane Drive, Gilmore McDowell property, Woodside Comment
  CAS-BOT-BC74053  Turritis glabra John F. Emmel 1971-4-24 344 San Mateo 0.25 mile southwest of Natalie M. Lipman School, south edge of Guadalupe Valley, west edge of Brisbane. 60 Comment
  CAS-BOT-BC74060  Turritis glabra Volney Rattan 1877-1-1 s.n. San Mateo San Mateo Cemetery. Comment
  JROH5533  Typha angustifolia John H. Thomas 1967-5-31 12928 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5538  Typha latifolia John Hunter Thomas 1982-11-6 21202 San Mateo Jasper Ridge Biological Preserve, Stanford University. Delta along edge of Searsville Lake Comment
  CAS-BOT-BC212677  Ulex europaeus Phillip C. Wheeler 1965-5-17 s.n. San Mateo In Crocker Hills near Cow Palace Comment
  JEPS87362 Image available Ulex europaeus Don Pendleton 1993-10-28 San Mateo 0.3 mi e San Bruno Mountain County Park Gatehouse (on Guadalupe Canyon Parkway); San Bruno Mountain County Park 300 Comment
  CDA29899  Ulex europaeus John Beall 2009-11-6 PDR# 1527833 San Mateo In the vicinity of South San Francisco; uphill, along Junipero Serra Boulevard, near King Drive and 100 feet east of Longford Drive. 0 Comment
  UCSB54155  Ulex europaeus Brownell, Kathleen 1979-3-27 San Mateo 9 mi. S of Butano State Park turnoff 21 Comment
  CAS-BOT-BC91229  Umbellularia californica George Oberlander 1949-4-9 38 San Mateo San Francisco Watershed Reserve. East side draw of Sawyer Ridge. Comment
  JROH140  Umbellularia californica John Hunter Thomas 1981-2-14 20216 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH142  Umbellularia californica John Hunter Thomas 1981-12-21 20792 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA181986  Umbellularia californica W. L. Jepson 1922-3-19 9541 San Mateo Millbrae 183 Comment
  UCR2995  Umbellularia californica Wm. Horn Jr. 1963-4-9 630409- 01 San Mateo San Francisco Bay region, Hillsborough, 2240 Redington Rd. 30 Comment
  SEINET12026865  Urtica dioica Unknown 1932-1 9154 San Mateo Sky Line Drive Comment
  CAS-BOT-BC403967  Urtica dioica subsp. gracilis Peter H. Raven 1950-4-30 1979 San Mateo In the Montara Mts. ca. 1/2 mile N. of Montara 91 Comment
  CAS-BOT-BC403972  Urtica dioica subsp. gracilis John H. Thomas 1966-9-13 12393 San Mateo Montara Comment
  CAS-BOT-BC403973  Urtica dioica subsp. gracilis V. F. Hesse 1952-5-12 941 San Mateo Gazos Creek Canyon, about 4 miles from sea coast 45 Comment
  CAS-BOT-BC404025  Urtica dioica subsp. holosericea Le Roy Abrams 1901-9-1 2218 San Mateo Menlo Park Comment
  CAS-BOT-BC404023  Urtica dioica subsp. holosericea Mrs. E. C. Sutliffe 1933-7-12 s.n. San Mateo Alpine Creek Road, Skyline Blvd. to La Honda Comment
  CAS-BOT-BC412536  Urtica urens John H. Thomas 1968-12-18 14870 San Mateo About 1 mile west of Pescadero toward the coast Comment
  JEPS15041  Utricularia macrorhiza Roxana S. Ferris Oct. 1920 2103 San Mateo 2nd. mud lake Coalmine Ridge; Santa Cruz Mt. Peninsula, Coalmine Ridge Comment
  JEPS27348  Vaccinium cespitosum Rimo Bacigalupi with L. R. Heckard and Jim Roof 1961-4-24 7609 San Mateo due n true summit of San Bruno Mt. (directly below and ne of KQED radio power station) 342 Comment
  CAS-BOT-BC199358  Vaccinium ovatum A. D. E. Elmer 1903-4-1 4561 San Mateo King's [Kings] Mountain Comment
  CAS-BOT-BC199366  Vaccinium ovatum W. R. Dudley 1907-4-27 s.n. San Mateo Kings Mt. Comment
  RSA681683  Vaccinium ovatum Annuschka Deb 1989-3-17 50 San Mateo Woodside. Comment
  UC634722  Vaccinium ovatum Herbert L. Mason 1927-4-23 3671 San Mateo La Honda Comment
  UC141744  Vaccinium parvifolium Dr. E. B. Copeland 1903-5-9 3249 San Mateo Big Basin of Pescadero Creek Comment
  CAS-BOT-BC76137  Vancouveria planipetala A. D. E. Elmer 1903-5-1 4922 San Mateo On the Pescadero Creek, Iverson's Place. Comment
  CAS-BOT-BC76141  Vancouveria planipetala J. H. Thomas 1954-4-15 3907 San Mateo About 1.5 mile southwest of Searsville Lake. 228 Comment
  POM272218  Vancouveria planipetala Lyman Benson 1931-5-10 2795 San Mateo Woodside, Santa Cruz Mountains. 244 Comment
  UC306777  Vancouveria planipetala A. D. E. Elmer May, 1903 4922 San Mateo Pescadero Creek on the Pescadero Creek (Iverson's Place) Comment
  CAS-BOT-BC76145  Vancouveria planipetala W. R. Dudley 1895-6-6 s.n. San Mateo Santa Cruz Peninsula. By road this side of Iverson's near Peter's Creek. Comment
  SEINET3381842 Image available Velaea kelloggii Lewis S. Rose 1939-5-5 s.n. San Mateo San Mateo Canyon. 46 Comment
  JROH4257  Verbena lasiostachys var. lasiostachys John H. Thomas 1962-5-31 9895 San Mateo Jasper Ridge Biological Preserve, Stanford University. Oak woodland near Westridge end of ridge Comment
  RSA181222  Verbena lasiostachys var. lasiostachys John H. Thomas 1964-6-19 10428 San Mateo 0.9 miles S of Tunitas Creek near Coast Hwy, 61 Comment
  POM15417  Veronica americana Copeland 1903-6-16 s.n. San Mateo Montara Pt. [county not specified] Comment
Read comments
Jun 10 2012
  UC1618125  Veronica americana Donald G. Nelson 1940-7-7 697 San Mateo highway from Half Moon Bay to San Mateo (along Pilarcitos Creek); Pilarcitos Creek 76 Comment
  JROH5832  Veronica americana Ann Lambrecht, Teri Barry, Nona Chiariello, and Alice Cummings 2014-5-20 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Corte Madera Creek delta of Searsville Lake Comment
  JROH4152  Veronica persica John H. Thomas 1964-4-11 10308 San Mateo Jasper Ridge Biological Preserve, Stanford University; to the nw of the dam 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
  SEINET5578159  Vicia americana H. S. Gentry 1931-1 11 San Mateo 1.5 miles W of San Mateo, Half-Moon Bay road. Comment
  SJSU1013  Vicia gigantea J. E. Hagerty 1950-5-20 San Mateo Pescadero Beach Comment
  UC1130203  Vicia gigantea G. E. Sindel 1935-7-26 299 San Mateo 1.5 mi e Mouth of Pomponio Creek; Santa Cruz Quad. 91 Comment
  UC1191599  Vicia sativa Malcolm A. Nobs and S. Galen Smith 1949-8-25 1547 San Mateo Sharp Park; marshes at Sharp Park Comment
  JROH2446  Vicia sativa subsp. sativa John Hunter Thomas 1980-4-10 19869 San Mateo Jasper Ridge Biological Preserve, Stanford University; by dam Comment
  JROH2451  Vicia sativa subsp. sativa John Hunter Thomas 1983-4-3 21311 San Mateo Jasper Ridge Biological Preserve, Stanford University; old beach area Comment
  JEPS112937  Vicia tetrasperma Dean W. Taylor 2002-3-20 17954 San Mateo Franklin Point, along path to the coastal bluff from parking area on Highway 1 15 Comment
  CAS-BOT-BC264036  Viola adunca W. R. Dudley 1894-3-28 s.n. San Mateo Near Pebble Beach, Pescadero Comment
  CAS-BOT-BC264049  Viola adunca Robert Robertson 1954-5-1 121 San Mateo At Pebble Beach 9 Comment
  UC1121562  Viola adunca A. E. Wieslander 1935-2-3 507 San Mateo 1/2 mi se of Pigeon Point 30 Comment
  UC483497  Viola adunca Ira L. Wiggins 1931-2-21 5091 a San Mateo Pescadero Beach Comment
  CAS-BOT-BC536826  Viola glabella Josephine D. Randall 1908-3-28 s.n. San Mateo Santa Cruz Peninsula: Kings Mt. Comment
  PASA1525  Viola glabella San Mateo Kings Mt. Comment
  SD27771  Viola glabella Carl B. Wolf 1927-4-3 244 San Mateo 1 mi. above La Honda, near stream 244 Comment
  POM134804  Viola ocellata C. F. Baker 1902-3-18 333 San Mateo King's Mountain Comment
  SD38905  Viola ocellata Marie Cummings 1933-4-27 2150 San Mateo Kings Mt. Comment
  HSC23943  Viola ocellata Mary Katherine Wicksten 1971-6-17 48 San Mateo Huddart Park; above Oak Area Comment
  RSA95500  Viola ocellata L. S. Rose 1954-5-17 54045 San Mateo Kings Mountain. 610 Comment
  JEPS50194  Viola odorata James G. Daly c. 1934 181 San Mateo 4 mi w of Skyline (Upper Corte Madera Canyon); Santa Cruz Mountains, Upper Corte Madera Canyon Comment
  RSA412720  Viola pedunculata Glenn A. Gorelick 1967-4-15 s.n. San Mateo San Bruno Mts. overlooking Daly City near San Francisco. Comment
  UC74937  Viola pedunculata C. F. Baker 1902-3-22 347 San Mateo South San Francisco Comment
  HSC21838  Viola pedunculata L. S. Rose 1965-3-25 65009 San Mateo San Bruno Mtns., N end 122 Comment
  UCD166151  Viola purpurea subsp. quercetorum Jack Major; M. Forde and S. Bamberg 1962-4-3 735 San Mateo Above Finney Creek. (Exact location unknown. Coordinates estimated by label maker). 121 Comment
  RSA130691  Viola sempervirens W. R. Dudley 1893-1-20 s.n. San Mateo El Corte Madera. The Santa Cruz Mountain Peninsula. Comment
  SEINET5729332 Image available Viola sempervirens Franklin Martin, Madelain Martin 1960-1 55 San Mateo YMCA camp, 10 miles east of Pescadero.; Pescadero 152 Comment
  UCSB22900  Viola sempervirens Simpson, C. 1967-3-21 San Mateo Along Butano Creek, Butano Canyon, 3.7 mi. east of junction of Clovedale Rd. and Canyon Rd 131 Comment
  CAS-BOT-BC182765  Vulpia bromoides Peter Rubtzoff 1978-5-18 9169 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction and northwest of Fog Forest. Comment
  CAS-BOT-BC199851  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
  RSA790283  Vulpia bromoides Peter Rubtzoff 1976-6-13 8635 San Mateo San Bruno Mtn: 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  RSA176602  Vulpia microstachys var. ciliata John H. Thomas 1964-4-5 10296 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Toward Searsville end of ridge. 152 Comment
  POM296601  Vulpia myuros Lyman Benson 1935-1-30 6241 San Mateo Menlo Park; S. F. Bay watershed. 30 Comment
  CAS-BOT-BC185776  Vulpia myuros subsp. m