Search Results — 2000 specimen records retrieved (1336 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=SAN MATEO; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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/cch_archive/).
 Records are made available under the CCH Data Use Terms.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC383896  Abronia latifolia J. H. Thomas 1954-4-3 3830 San Mateo Dunes Beach, about 1.5 miles NW of Half Moon Bay. Altitude about sea level Comment
  RSA0025757  Abronia latifolia Lyman Benson 1930-8-15 2563 San Mateo San Gregorio. Comment
  SEINET11941839  Abronia umbellata E. H. Graham 1931-1 6938 San Mateo Ano Muevo Pt., S of San Francisco Comment
  SD27820  Acaena pinnatifida var. californica Carl B. Wolf 1929-5-25 3732 San Mateo Pebble Beach, south of Pescadero Comment
  UC137274  Acaena pinnatifida var. californica C. F. Baker 1902-5-1 688 San Mateo Crystal Springs Lake Comment
  UC764000  Acaena pinnatifida var. californica R. F. Hoover 1939-4-21 4053 San Mateo 2 mi. s. Colma Comment
  CAS-BOT-BC451121  Acaena pinnatifida var. californica W. R. Dudley 1900-3-18 s.n. San Mateo Near head of San Andreas Reservoir; Santa Cruz Peninsula Comment
  CAS-BOT-BC219598  Acanthomintha duttonii Carl B. Wolf 1929-5-24 3723 San Mateo Above Upper Emerald Lake back of Redwood City Comment
  CAS-BOT-BC219600  Acanthomintha duttonii A. D. E. Elmer 1903-5-1 4538 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC219604  Acanthomintha duttonii Harry A. Dutton; Miss. H. A. Walker 1915-5-26 3819 San Mateo Near the Menlo Golf Club Comment
  CAS-BOT-BC219611  Acanthomintha duttonii Lewis S. Rose 1933-5-17 33171 San Mateo Redwood City Comment
  UC55135  Acanthomintha duttonii Lewis S. Rose 1933-5-17 33171 San Mateo Redwood City Comment
  RSA0076540  Acanthomintha obovata subsp. duttonii Hester R. Davis 1920-6-2 182 San Mateo Back of Redwood City. Comment
  CAS-BOT-BC333211  Acer macrophyllum Ira L. Wiggins 1925-4-1 1687 San Mateo First bridge across small creek on Kings Mountain Road above Woodside Comment
  CAS-BOT-BC333291  Acer macrophyllum A. D. E. Elmer 1903-5-1 4509 San Mateo Portola Comment
  JROH154  Acer macrophyllum John H. Thomas 1969-4-12 14882 San Mateo Jasper Ridge Biological Preserve, Stanford University. Grassy area below dam, near stream. 88 Comment
  JROH161  Acer macrophyllum John Hunter Thomas 1988-4-7 24380 San Mateo Jasper Ridge Biological Preserve, Stanford University. Below dam; above San Francisquito Creek 87 Comment
  RSA131008  Acer macrophyllum Josephine Randall 1908-3-22 s.n. San Mateo Corte de Madera Canyon near Alpine Road Comment
  JEPS85553  Acer macrophyllum Craig Dremann 1986-9-13 336 San Mateo at La Honda creek bridge (mile 8.12) and Cal. Hwy 84 La Honda, at La Honda creek bridge (next to burned-out Boots and Saddle Lodge, La Honda) Comment
  SEINET12234141  Acer macrophyllum Unknown 1932-1 8932 San Mateo La Honda Road Comment
  SEINET4068107 Image available Acer macrophyllum D. Demaree 1932-1 8984 San Mateo Near Isov. Rolph Estates. P.O. Palo Alto. Comment
  JROH167  Acer negundo John H. Thomas 1968-3-17 14175 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake 106 Comment
  POM136914  Acer negundo subsp. californicum C. F. Baker 1902-5-15 472 San Mateo Crystal Springs Lake. Comment
  JROH172  Acer palmatum Carol Zabel and Ann Lambrecht 2002-4-24 46 San Mateo Jasper Ridge Biological Preserve, Stanford University. Corte Madera creek floodplain north of Leonard's bridge about 25 feet 107 Comment
  SEINET7898512  Acer saccharum D. Nyquist 1960-4-18 44 San Mateo San Francisco. Comment
  CAS-BOT-BC21551  Achillea millefolium Elizabeth McClintock; David Schooly; Kim Marcus 1975-4-13 s.n. San Mateo San Bruno Mountain above Hillside Blvd., South San Francisco Comment
  UC1084379  Achillea millefolium G. Thomas Robbins 1937-4-11 76 San Mateo south of, along Skyline Blvd. San Francisco Comment
  CAS-BOT-BC21595  Achillea millefolium Catherine Toschi 1963-2-23 63 :15 San Mateo San Bruno Mountains above Crocker Avenue 152 Comment
  JROH461  Achyrachaena mollis John H. Thomas 1970-4-28 15607 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH467  Achyrachaena mollis John Hunter Thomas 1980-5-8 19943 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH472  Achyrachaena mollis John Hunter Thomas 1983-4-21 21641 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET11854798  Achyrachaena mollis M. T. Doutt 1931-1 420 b. San Mateo Skyline Blvd, W of Hillbrae Comment
  SJSU7494  Acmispon americanus var. americanus L. S. Rose 1964-9-5 64071 San Mateo Emerald L W of Redwood City 243 Comment
  JROH2068  Acmispon glaber var. glaber G. H. Mallory 1919-7-15 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2094  Acmispon wrangelianus John H. Thomas 1966-4-24 11578 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SD37804  Acmispon wrangelianus Janet Turner 1933-4-18 3675 San Mateo Emerald Lake. Comment
  SJSU15953  Acmispon wrangelianus John Rawlings, Ken Hickman 2016-5-26 1830 San Mateo Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north; down-slope from San Francisco Watershed fence line 122 Comment
  CAS-BOT-BC139961  Adenostoma fasciculatum L. S. Rose 1941-6-12 41270 San Mateo Emerald Lake, hills west of Redwood City 120 Comment
  SEINET191645  Adenostoma fasciculatum L. S. Rose 1941-6-12 41270 San Mateo Emerald Lake hills west of Redwood City. 120 Comment
  JROH3591  Adenostoma fasciculatum var. fasciculatum John Hunter Thomas 1987-5-26 24317 San Mateo Jasper Ridge Biological Preserve, Stanford University 160 Comment
  SEINET10966201  Adiantum aleuticum Mary Susan Taylor 1978-8-30 Taylor 1864 San Mateo Comment
  CAS-BOT-BC65672  Adiantum jordanii Ned Cahill 1974-5-13 250 San Mateo near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JROH89  Adiantum jordanii John H. Thomas 1968-4-13 14290 B San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  JROH2706  Aesculus californica John H. Thomas 1969-5-28 15086 San Mateo Jasper Ridge Biological Preserve, Stanford University 134 Comment
  CAS-BOT-BC23021  Agoseris grandiflora var. grandiflora A. D. E. Elmer 1903-4-1 4490 San Mateo Crystal Springs Lake 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
  JROH493  Agoseris heterophylla John Hunter Thomas 1981-5-8 20556 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM292575  Agoseris heterophylla Arthur L. Cohen 1935-4-21 626 San Mateo Jasper Ridge 122 Comment
  CAS-BOT-BC15228  Agoseris hirsuta W. R. Dudley 1899-12-3 s.n. San Mateo Top of range below Goat Ranch Road near Corte de Madera Creek 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
  UCD51827  Agrostis avenacea Peter H. Raven 1950-6-3 2272 San Mateo on the stand of San Andreas Lake. 121 Comment
  JROH4778  Agrostis capillaris John Rawlings 2008-6-25 1044 San Mateo Jasper Ridge Biological Preserve, Stanford University; seven yards from paved road in middle of the blocked-off dirt path leading to Causeway Bridge 105 Comment
  UCD52248  Agrostis exarata var. microphylla Collector unknown 1925-6-15 2115 San Mateo Pescadero - Santa Cruz Rd. 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
  JROH4797  Agrostis pallens W. R. Dudley 1903-1-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Lake Comment
  JROH4803  Agrostis pallens John Rawlings 2013-5-21 1162 San Mateo Jasper Ridge Biological Preserve, Stanford University. Uphill from power poles near path to Rattlesnake Rocks from Rd. D. 133 Comment
  JROH4806  Agrostis stolonifera John Rawlings 2008-7-23 1046 San Mateo Jasper Ridge Biological Preserve, Stanford University. Dry creek bed of San Francisquito Creek, about 200 yards downstream from the Low Flow Crossing. 95 Comment
  JROH4809  Agrostis stolonifera John Rawlings 2009-7-23 1080 A San Mateo Jasper Ridge Biological Preserve, Stanford University. Weedy bed of San Francisquito Creek near Dennis Martin site marker. 71 Comment
  UCD53588  Agrostis stolonifera Malcolm A. Nobs; S. Galen Smith 1949-8-25 1550 San Mateo Sharp Park. Comment
  JROH4157  Ailanthus altissima John H. Thomas 1980-11-18 20172 San Mateo Jasper Ridge Biological Preserve, Stanford University 98 Comment
  JROH4824  Aira caryophyllea John H. Thomas 1966-4-22 11570 San Mateo Jasper Ridge Biological Preserve, Stanford University 170 Comment
  RSA90275  Aira caryophyllea D. D. Keck 1932-5-6 1480 San Mateo Open hillside just west of Millbrae Highlands. 50 Comment
  CAS-BOT-BC138242  Aira caryophyllea var. caryophyllea John H. Thomas 1955-4-6 4845 San Mateo San Bruno Mountain just north of South San Francisco. 91 Comment
  CAS-BOT-BC138243  Aira caryophyllea var. caryophyllea Fred Hemphill 1973-4-15 674 San Mateo San Carlos. North of Malabar Road and Melendy Drive. 207 Comment
  CAS-BOT-BC138246  Aira caryophyllea var. caryophyllea H. A. Borthwick 1920-6-1 187 San Mateo Santa Cruz Mountain Peninsula. Back of Redwood City. Comment
  JROH4538  Allium amplectens H. L. Mason 1921-5-13 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4541  Allium amplectens John H. Thomas 1975-5-26 17908 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5959  Allium amplectens John Rawlings 2017-6-6 2100 San Mateo Jasper Ridge Biological Preserve, Stanford University; rocky serpentine near ridge crest at NW terminus of Serpentine prairie (Area C). 177 Comment
  UC1206473  Allium amplectens Le Roy Abrams 1902-5-8 2431 San Mateo Stanford University Comment
  SEINET8534224 Image available Allium dichlamydeum A. A. Heller 1907-5-23 8564 San Mateo Back of San Mateo on the Half Moon Bay road. Comment
  CAS-BOT-BC471097  Allium lacunosum var. lacunosum H. L. Dale 1920-6-1 s.n. San Mateo Near Menlo Park Comment
  CAS-BOT-BC471100  Allium lacunosum var. lacunosum Lewis S. Rose 1931-5-15 s.n. San Mateo Emerald Lake, west of Redwood City Comment
  CAS-BOT-BC132035  Allium peninsulare var. franciscanum Alice Eastwood 1912-6-10 s.n. San Mateo Crystal Springs Comment
  JROH4564  Allium peninsulare var. franciscanum John H. Thomas 1968-5-22 14461 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC137919  Alopecurus saccatus W. R. Dudley 1908-6-26 s.n. San Mateo Santa Cruz Mountain Peninsula. Edge of pond west of Scofield Pond. Coal Mine Ridge. Comment
  CAS-BOT-BC44933  Ambrosia chamissonis David D. Keck 1931-10-5 1285 San Mateo 1 mile north of Salada Beach Comment
  SEINET3146786  Ambrosia chamissonis L. S. Rose 1938-8-14 38226 San Mateo El Granada 3 Comment
  CDA9963  Ambrosia chamissonis F. L. Blanc 1960-6-28 San Mateo 1 mile north of Half Moon Bay. 0 Comment
  UCSC007715  Ambrosia chamissonis Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  RSA416939  Ambrosia chamissonis var. chamissonis Edith A. Purer 1933-7-27 5376 San Mateo 2 mi. S of Pigeon Pt. Comment
  POM139596  Amelanchier pallida L. R. Abrams 1916-4-22 5577 San Mateo Pilarcitos Canyon 3 Comment
  CAS-BOT-BC136832  Amelanchier utahensis Elizabeth McClintock; Phillip Wheeler 1967-5-14 s.n. San Mateo Vicinity of fence separating Brisbane from Crocker Estate portion of mountain Comment
  CAS-BOT-BC136833  Amelanchier utahensis Elizabeth McClintock 1972-4-23 s.n. San Mateo Slope above Fern Rock Comment
  CAS-BOT-BC136836  Amelanchier utahensis L. R. Abrams 1909-4-27 s.n. San Mateo San Mateo [Canon] Canyon, between Pulpit Rock and the forks of the Road Comment
  CAS-BOT-BC214044  Amsinckia Mrs. E. C. Sutliffe 1933-5-17 s.n. San Mateo Skyline Blvd. near Alpine Creek Road Comment
  RSA0089730  Amsinckia lunaris W. R. Dudley 1894-4-27 s.n. San Mateo San Mateo Ravine. Santa Cruz Mountain Peninsula. Comment
  UC1178221  Amsinckia lunaris Gene B. Newcomb 1953-5-20 116 San Mateo 1.7 mi below junction to Skyline (opposite gravel pit, Road w of San Mateo City to Skyline Blvd, (Hillsborough)) Comment
  HSC59829  Anagallis arvensis Clark L. Miller 1978-6-15 264 San Mateo 6 mi. S of Half Moon Bay, off Hwy. 1 on Verde Rd. 61 Comment
  UCD15059  Anagallis arvensis A. Bennett 1977-5-29 40 San Mateo California, San Mateo Co.; 0.7 miles north of Hayne Road intersection along Highway 35 (Burlingane); 60 Comment
  CAS-BOT-BC344839  Anaphalis margaritacea Peter Rubtzoff 1978-9-16 9270 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains. Comment
  JEPS17915  Anaphalis margaritacea Rimo Bacigalupi 1955-8-4 5448 San Mateo at, just n of Montara Point Lighthouse Montara Comment
  CAS-BOT-BC45190  Anaphalis margaritacea D. D. Keck 1931-10-5 1284 San Mateo 1 mile north of Salada Beach, 300 feet from ocean Comment
  SD30738  Anaphalis margaritacea Edith A. Purer 1933-8-4 5402 San Mateo Bayshore Highway, near Redwood City. Comment
  CAS-BOT-BC391912  Anemone grayi A. D. E. Elmer 1903-4-1 4844 San Mateo King's Mountain Comment
  CAS-BOT-BC391913  Anemone grayi J. H. Thomas 1954-4-15 3905 San Mateo About 1 1/2 mile SW of Searsville Lake 228 Comment
  CAS-BOT-BC391916  Anemone grayi W. R. Dudley 1897-4-9 s.n. San Mateo Santa Cruz Peninsula. Pescadero Creek Comment
  RSA84449  Anemone grayi H. L. Mason 1927-4-24 3698 San Mateo La Honda Comment
  POM132762  Angelica tomentosa var. tomentosa C. F. Baker 1903-6-30 3354 San Mateo Crystal Springs Comment
  POM132666  Angelica tomentosa var. tomentosa A. D. E. Elmer 1903-07 4998 San Mateo Crystal Springs Lake, southern end Comment
  CAS-BOT-BC273181  Anisocarpus madioides Josephine D. Randall 1907-6-29 91 San Mateo Santa Cruz Peninsula. Portola Valley Comment
  JROH499  Anthemis cotula John H. Thomas 1974-6-27 17453 San Mateo Jasper Ridge Biological Preserve, Stanford University; near the low flow crossing below Searsville Dam Comment
  CAS-BOT-BC280645  Anthoxanthum occidentale L. R. Abrams 1904-3-7 s.n. San Mateo Santa Cruz Mountain Peninsula. Bear Gulch Comment
  JROH193  Anthriscus caucalis John H. Thomas 1966-4-22 11571 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH199  Anthriscus caucalis John H. Thomas 1974-5-3 17242 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC454483  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
  JROH3601  Aphanes occidentalis John H. Thomas 1968-3-17 14195 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC435124  Aptenia cordifolia J. H. Thomas 1964-4-30 10336 San Mateo Near intersection of El Camino Real and F St., Colma. Comment
  CAS-BOT-BC392067  Aquilegia eximia C. D. Scott 1903-11-1 s.n. San Mateo Santa Cruz Mountain Peninsula. San Mateo Comment
  CAS-BOT-BC392068  Aquilegia eximia Miss. H. D. Geis 1901-7-1 s.n. San Mateo Pulpit Rock Canon [Canyon]. Near stage road, from S. Mateo to Crystal Springs Res. Dam 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-BC405898  Aquilegia formosa Peter Rubtzoff 1963-5-14 1353 San Mateo Brushy hills near the road east of Pilarcitos Lake Comment
  CAS-BOT-BC405900  Aquilegia formosa Ira L. Wiggins 1925-4-1 1652 San Mateo Kings Mountain Road three fourths of a mile above Woodside in the old cut over redwood (Sequoia sempervirens) belt. Comment
  SD1681  Aquilegia formosa Ulysses S. Grant IV June 1925 San Mateo La Honda Comment
  UC1537326  Aquilegia formosa Gordon H. True Jr. 1936-4-5 388 San Mateo canyon betw san Gregorio adn Pescadero 152 Comment
  JEPS83068  Arabis blepharophylla Roy E. Buck, Randall A. Morgan, and James A. West 1983-7-15 435 San Mateo 3.2 km nw Pilarcitos Dam (and 2.4 km wsw of San Andres Dam, along crest of Fifield Ridge, w of gravel rd, San Francisco Watershed Reserve); Fifield Ridge, San Francisco Watershed Reserve 388 Comment
  CAS-BOT-BC171643  Aralia californica Eric Walther 1919-7-4 s.n. San Mateo Woodside Comment
  SEINET10454399  Aralia californica Mary Susan Taylor 1978-8-30 Taylor 1853 San Mateo Comment
  CAS-BOT-BC128670  Arbutus menziesii J. H. Thomas 1949-4-14 275 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
  SEINET11987248  Arctostaphylos andersonii var. imbricata W. Knight, Knight, I. 1981-1 3903 San Mateo Tilden Botanic Garden, Berkeley, originally from San Bruno Mt Comment
  SEINET11988252  Arctostaphylos crustacea Unknown 1959-1 322 San Mateo 2.8 mi from junction Ca 5 on King's Mountain Rd Comment
  JROH1927  Arctostaphylos crustacea subsp. crustacea Mrs. S. H. Babcock 1895-2-23 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Comment
  JROH1931  Arctostaphylos crustacea subsp. crustacea John H. Thomas 1970-7-5 15665 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1940  Arctostaphylos crustacea subsp. crustacea John Hunter Thomas 1979-5-10 19547 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1942  Arctostaphylos crustacea subsp. crustacea John Hunter Thomas 1983-7-20 22893 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5766  Arctostaphylos crustacea subsp. crustacea John Rawlings 2016-11-14 1952 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
  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
  RSA681641  Arctostaphylos edmundsii Annuschka Deb 1989-1-27 17 -a San Mateo Woodside. Comment
Read comments Dec 6 2014
  SEINET11988205  Arctostaphylos glandulosa W. Knight, Raiche, R. 1982-1 4420 San Mateo San Bruno Mountain, Buckeye Canyon on Oak Ridge 102 Comment
  CAS-BOT-BC24732  Arctostaphylos glandulosa subsp. glandulosa Walter Knight; Roger Raiche 1982-1-23 4418 San Mateo San Bruno Mtn. Buckeye Canyon on Oak Ridge. 76 Comment
  CAS-BOT-BC24482  Arctostaphylos imbricata R. F. Hoover 1964-4-24 8742 San Mateo San Bruno Mt., n. side near summit. Comment
  CHSC39432  Arctostaphylos imbricata B. A. Stein 1981-3-1 442 San Mateo San Bruno Mt., northeast summit ridge just below Radio Rd. 396 Comment
  OBI14661  Arctostaphylos imbricata Robert F. Hoover 1964-4-24 8742 San Mateo San Bruno Mt Comment
  SJSU5745  Arctostaphylos imbricata L. S. Rose 1955-2-23 55002 San Mateo TYPE LOCALITY; San Bruno Hills Comment
  RSA502352  Arctostaphylos imbricata D. W. Taylor 1988-4-8 9478 San Mateo San Bruno Mountain, summit of mountain: ca. 100 m east of the summit parking lot at the eastern extent of public road access. 381 Comment
  CAS-BOT-BC40168  Arctostaphylos montaraensis Arthur Menzies 1963-2-5 6 San Mateo San Bruno Mountain Comment
  UCD51760  Arctostaphylos montaraensis Walter Knight; Irja Knight and Elizabeth McClintock Date Unknown 4447 San Mateo Pacifica; San Pedro County Park; about 1/2 dozen plants 1/4 mi. east of parking lot. Comment
  CAS-BOT-BC38525  Arctostaphylos montaraensis Walter Knight; Irja Knight; James B. Roof; Gregory Whipple; Al Senenes 1969-9-22 2790 San Mateo 1 mi. w. of Scarper peak jct. enroute Montara Mt. on San Francisco Water Dept. property. 304 Comment
  JEPS88612  Arctostaphylos montaraensis unknown May 1961 San Mateo Pacific Ridge Comment
Read comments Jan 23 2011
  SEINET11987487  Arctostaphylos montaraensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4203 San Mateo Strybing Arboretum, Golden Gate Park, San Fran., orig. few yds NE of Pacific Rock on San Bruno Mt Comment
  CAS-BOT-BC39820  Arctostaphylos pacifica Arthur Menzies 1962-2-18 s.n. San Mateo San Bruno Mountain Comment
  JEPS26639  Arctostaphylos pacifica James Roof 1961-4-18 San Mateo spur that lies 1/4 mi ne summit; San Bruno Mountain 335 Comment
  JEPS27358  Arctostaphylos pacifica Rimo Bacigalupi with Jim Roof and L. Heckard 1961-4-24 7618 San Mateo lateral ridge below and se end of ridge-top road just east of KRON TV tower and station (Guadalupe Valley side); San Bruno Mountain 304 Comment
Read comments Aug 29 2014
  RSA167584  Arctostaphylos pacifica R. F. Thorne, Percy C. Everett, K. Thorne 1963-6-9 32223 San Mateo On top of San Bruno Mt. near TV tower. Comment
  CAS-BOT-BC27287  Arctostaphylos regismontana Mrs. E. C. Sutliffe 1933-3-15 s.n. San Mateo Kings Mt. Comment
  CAS-BOT-BC44705  Arctostaphylos regismontana Lewis S. Rose 1932-1-16 3214 San Mateo Kings Mountain 640 Comment
  CAS-BOT-BC44744  Arctostaphylos regismontana Mrs. E. C. Sutliffe 1934-2-2 s.n. San Mateo Kings Mountain Comment
  POM132205  Arctostaphylos regismontana A. D. E. Elmer 1903-03 4537 San Mateo Kings Mountain. Comment
  UC763116  Arctostaphylos regismontana R. F. Hoover 1939-3-3 3899 San Mateo Kings Mountain Comment
  HSC24032  Arctostaphylos tomentosa subsp. crustacea Mary Katherine Wicksten 1971-6-17 29 San Mateo Huddart Park, Zwierlein Trail Comment
  JEPS101965  Arctostaphylos tomentosa subsp. crustacea Dean W. Taylor 1997-2-12 15906 San Mateo Kings Peak Road; Santa Cruz Mountains, Kings Mtn., on road to archery area under high-voltage, steel-tower eletrical transmission line 533 Comment
  RSA636841  Arctostaphylos tomentosa subsp. crustacea Jon E. Keeley, Melanie Baer-Keeley 1993-9-8 24653 San Mateo NW side of Montara Mtn. 150 Comment
  CAS-BOT-BC46838  Arctostaphylos uva-ursi Arthur Menzies 1962-2-25 s.n. San Mateo San Bruno Mt. Comment
  SEINET11987153  Arctostaphylos uva-ursi var. coactilis W. Knight, Knight, I. 1981-1 4055 San Mateo Tilden Botanic Garden, Berkeley, orig. about 200 yds E of summit parking lot of San Bruno Mt Comment
  CAS-BOT-BC27300  Arctostaphylos uva-ursi var. suborbiculata W. Knight; Irja Knight; Elizabeth McClintock 1981-7-3 4492 San Mateo Kamchatka Point, San Bruno Mountain Comment
  SEINET11989283  Arctostaphylos uva-ursi var. suborbiculata W. Knight, Knight, I.; McClintock, E. 1982-1 4444 San Mateo Kamchatka Point, San Bruno Mt Comment
  RSA0008939  Arctostaphylos viscida subsp. viscida Edward L. Greene 1902-3-18 10654 San Mateo King's Mountain. Comment
  CAS-BOT-BC47697  Armeria maritima subsp. californica W. R. Dudley 1896-4-17 s.n. San Mateo Pebble Beach, Pescadero Comment
  CAS-BOT-BC47699  Armeria maritima subsp. californica J. H. Thomas 1954-6-11 4286 San Mateo About 0.25 miles north of Pigeon Point Light House Comment
  POM209881  Armeria maritima subsp. californica D. D. Keck 1934-7-7 2942 San Mateo Pigeon Point. Comment
  RSA18369  Armeria maritima subsp. californica Carl B. Wolf 1927-6-29 539 San Mateo South of Pebble Beach near Pescadero. Comment
  UCD98491  Armeria maritima subsp. californica Kathyrn L. Koch 1965-5-1 48 San Mateo Arroyo de los Frijoles Beach State Park, just south of State Highway 1 junction. Comment
  CHSC1225  Armeria maritima var. californica J. Baynes 1929-5-23 San Mateo Half Moon Bay. Comment
  CAS-BOT-BC84885  Artemisia californica Walter Knight; Irja Knight; Elizabeth McClintock 1964-9-11 s.n. San Mateo San Bruno Mountain, Point San Bruno Comment
  JEPS20095  Artemisia douglasiana Peter H. Raven 1957-9-1 11296 San Mateo coastal bluffs 1.1 mi s Pigeon Point lighthouse Comment
  UC1537053  Artemisia douglasiana Gordon H. True Jr. 1937-7-23 803 San Mateo along Salada Beach-Skyline Blvd. 60 Comment
  CAS-BOT-BC93931  Artemisia douglasiana Walter Knight; Irja Knight 1963-10-7 326 San Mateo San Bruno Mountain, Cow Trough Ravine Comment
  CAS-BOT-BC93936  Artemisia douglasiana Ira L. Wiggins 1975-8-5 22175 San Mateo Bed of San Francisquito Creek, ca 100 m above Pope Street bridge, San Mateao County side of Santa Clara-San Mateo Comment
  CAS-BOT-BC93939  Artemisia douglasiana Ira L. Wiggins 1975-8-5 22175 San Mateo Bed of San Francisquito Creek, ca 100 m above Pope Street bridge, San Mateao County side of Santa Clara-San Mateo Comment
  CAS-BOT-BC93638  Artemisia pycnocephala C. B. Wolf 1930-11-5 1062 San Mateo 4 miles south of Pescadero 7 Comment
  CAS-BOT-BC93642  Artemisia pycnocephala Ira L. Wiggins 1929-7-4 3800 San Mateo Sea bluffs at Pescadero Beach Comment
  POM204313  Artemisia pycnocephala I. L. Wiggins 1929-7-4 3800 San Mateo Pescadero Beach Comment
  SACT000356  Arundo donax Malcolm Nobs, S. Smith 1949-8-25 San Mateo on bank in marsh, 6-12 feet tall, with typha, scirpus, potameton, polygonum, and lactuca. Brackish marsh Comment
  POM58697  Aster chilensis Edward L. Greene 1902-9-2 1550 San Mateo Crystal Springs Lake Comment
  UCR254760  Aster chilensis Peter Rubtzoff 1975-9-11 8376 San Mateo San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction 213 Comment
  CAS-BOT-BC186770  Astragalus gambelianus Lewis S. Rose 1956-7-2 56113 San Mateo Skyline Blvd., hills w. of San Mateo 182 Comment
  JEPS21679  Astragalus gambelianus W. R. Dudley 1894-4-21 San Mateo below Crystal Springs Dam (Santa Cruz Peninsula); , below Crystal Springs Dam Comment
  JROH1991  Astragalus gambelianus John H. Thomas 1974-4-24 17184 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC903415  Astragalus gambelianus Lois E. James 1946-4-16 1740 San Mateo high road off Woodside Road hill back Redwood City; hills back of Redwood City Comment
  CAS-BOT-BC186764  Astragalus gambelianus Ira L. Wiggins 1925-4-11 1624 San Mateo Hillside across from Schroder's. One and one half miles above Stanford University Comment
  SEINET948343  Astragalus gambelianus Lois E. James 1947-1 1758 San Mateo Hills back of Redwood city Comment
  SD87780  Astragalus menziesii Frank W. Peirson 1925-9-13 6424 San Mateo Rockaway Beach, in detritus at the foot of cliffs at sea level 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
  CAS-BOT-BC167382  Athyrium filix-femina var. cyclosorum Peter Rubtzoff 1977-11-24 9144 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  UC499711  Atriplex hortensis L. R. Abrams 1932-8-22 13410 San Mateo Bayshore Highway near Redwood City; near Redwood City Comment
  RSA478327  Atriplex leucophylla L. S. Rose 1933-7-20 33305 San Mateo Granada. Comment
  UCD97642  Atriplex prostrata H. C. Stutz 1995-10-3 9833 San Mateo Half Moon Bay. Comment
  JROH1806  Atriplex prostrata John Hunter Thomas 1979-9-9 19729 San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake Comment
  CAS-BOT-BC146125  Avena barbata Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight 1963-6-23 s.n. San Mateo San Bruno Mountain. Lower part of Colma Canyon. Comment
  JEPS128391  Avena barbata Adam C. Schneider 2013-5-17 147 San Mateo Crystal Springs Reservoir. Comment
  RSA291578  Avena barbata T. C. Fuller 1969-6-12 18549 San Mateo on south facing slope of hillside pasture 3 km. east of Pescadero Comment
  CAS-BOT-BC146213  Avena brevis John Thomas Howell 1954-6-16 30003 San Mateo Belmont. Ralston Avenue at 6th. Comment
  HSC9008  Avena fatua C. B. Wolf 1927-6-4 San Mateo South of San Gregorio Comment
  SD99505  Avena fatua Ira L. Wiggins 1975-4-17 22144 San Mateo NE side of Southern Pacific right-of-way, between San Francisquito Creek and Willow Road, Menlo Park Comment
  UCD56092  Avena strigosa T. C. Fuller 1971-6-10 19879 San Mateo 1.6 km east of San Gregorio. Comment
  JROH1  Azolla John Hunter Thomas 1981-6-4 20669 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low flow crossing of San Francisquito Creek 81 Comment
  CAS-BOT-BC98694  Baccharis douglasii David D. Keck 1931-9-27 1271 San Mateo Dumbarton Bridge Comment
  CAS-BOT-BC99514  Baccharis pilularis John H. Thomas 1969-10-19 15483 San Mateo near Canada College, Redwood City, just off of Farm Hill Blvd. Comment
  CAS-BOT-BC99526  Baccharis pilularis Fred Hemphill 1973-4-22 792 San Mateo San Carlos, area north of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC99527  Baccharis pilularis W. R. Dudley 1895-10-19 s.n. San Mateo Near San Francisquito Creek toward Searsville Comment
  CAS-BOT-BC99530  Baccharis pilularis P. C. Everett 1934-11-7 6246 San Mateo Pescadero 198 Comment
  JROH550  Baccharis pilularis subsp. consanguinea Richard L. Garber 1971-7-13 62 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-BC16639  Barbarea orthoceras J. H. Thomas 1949-4-1 210 San Mateo West of Redwood City. Comment
  JROH1450  Barbarea orthoceras John Hunter Thomas 1982-7-8 21078 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing Comment
  JROH1452  Barbarea orthoceras John Hunter Thomas 1988-4-6 24373 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  UCSB18661  Barbarea orthoceras Schulte, John 1963-4-14 San Mateo Jasper Ridge; 3 miles southwest of Stanford Campus; between Santa Clara Valley and main front of Santa Cruz Mountains 121 Comment
  CAS-BOT-BC16637  Barbarea orthoceras Reed Clark Rollins 1941-3-29 2960 San Mateo 4 miles northwest of Palo Alto. Comment
  JROH3917  Bellardia trixago John H. Thomas 1977-5-18 18613 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1559199  Bellardia trixago Michelle T. Seidl 1989-3-13 MTS 2516 b San Mateo just above, n side Linda Mar Beach and Highway 1 (along Roberts Road, Pacifica); Pacifica Comment
  UCR121576  Bellardia trixago George K. Helmkamp, E. A. Helmkamp 1999-6-28 5008 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  SJSU946  Berberis darwinii W. M. Bybee 1948-2-20 San Mateo grounds of residence, Burlingame Comment
  CAS-BOT-BC75864  Berberis pinnata Walter Knight; Walter Knight 1963-6-24 982 San Mateo San Bruno Mountains. Quarry 4. Comment
  CAS-BOT-BC75872  Berberis pinnata Alice Eastwood 1913-2-22 s.n. San Mateo San Bruno Hills. Comment
  UC1126280  Berberis pinnata H. S. Yates 1935-2-3 5003 San Mateo 1/2 mi se Pigeon Pt; Santa Cruz Quadrangle Comment
  RSA130356  Boisduvalia densiflora Roxana S. Ferris 1930-9-3 2044 San Mateo Santa Cruz Mountain Peninsula: Upper Mud Lake. Coal Mine Ridge Comment
  UCD140047  Bolboschoenus robustus Herbert L. Mason; Verne Grant 1946-8-28 13077 San Mateo mouth of Tolay Creek. Comment
Read comments Aug 16 2015
  SEINET8728895 Image available Bougainvillea spectabilis A. T. Whittemore 2001-1 01 -022 San Mateo 418 Hillway Dr., Redwood City. 98 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-BC145404  Brachypodium distachyon John Thomas Howell 1971-4-12 s.n. San Mateo Butano State Park. Comment
  JROH4852  Brachypodium distachyon John Hunter Thomas 1986-6-7 24089 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4858  Brachypodium distachyon John Hunter Thomas 1989-5-9 24725 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CDA36477  Brachypodium sylvaticum Ellen Gartside 2011-8-12 s.n. San Mateo Woodside; above Grandview Drive at entrance of private driveway. Comment
  CDA37735  Brachypodium sylvaticum Breckenridge/Filippini 2010-7-22 s.n. San Mateo Woodside; across a number of properties. 0 Comment
  CAS-BOT-BC28047  Brassica fruticulosa Elizabeth McClintock; Paul Reeberg 1989-2-4 s.n. San Mateo San Bruno Mountains. Near horse corral, off Bayshore. Comment
  CAS-BOT-BC29992  Brassica juncea Fred Hemphill 1973-5-14 814 San Mateo San Carlos. Area north of Malabar Road and Melendy Drive. 207 Comment
  JROH1458  Brassica nigra Toni Corelli 2011-7-5 369 San Mateo Jasper Ridge Biological Preserve, Stanford University. Trail 13, north end of Leonard's Bridge at edge of Corta Madera Creek 106 Comment
  CAS-BOT-BC36792  Brassica rapa J. H. Thomas 1949-10-16 1143 San Mateo Just north of outlet of San Gregorio Creek. 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-BC145331  Briza minor John H. Thomas 1961-5-13 9344 San Mateo At Franklin Point. Comment
  CAS-BOT-BC145340  Briza minor Elizabeth McClintock 1965-6-13 s.n. San Mateo San Bruno Mountain. Lower slope on south side above Olivet Cemetery. Comment
  JROH4880  Briza minor John H. Thomas 1963-5-15 10090 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4882  Briza minor John H. Thomas 1968-4-19 14298 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC306623  Briza minor A. D. E. Elmer May, 1903 4912 San Mateo Crystal Springs Lake Comment
  UCR121574  Briza minor George K. Helmkamp, E. A. Helmkamp 1999-6-28 5006 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  CAS-BOT-BC482182  Brodiaea appendiculata J. C. Chamberlain 1922-1-1 s.n. San Mateo Fields near San Francisquito Creek back of Stanford University Comment
  CAS-BOT-BC482183  Brodiaea appendiculata Rimo Bacigalupi 1922-5-31 s.n. San Mateo Cedro field near Stanford University Comment
  UC1134026  Brodiaea elegans subsp. elegans N. Carlson 1935-6-20 72 San Mateo between Slate and Oil Creek; Santa Cruz Quad. 670 Comment
  CAS-BOT-BC484349  Brodiaea elegans subsp. elegans W. R. Dudley 1893-5-27 s.n. San Mateo By road to Searsville Comment
  UC843571  Brodiaea terrestris subsp. terrestris Alice Eastwood 1912-6-10 334 San Mateo Crystal Springs Comment
  CAS-BOT-BC483170  Brodiaea terrestris subsp. terrestris Ned Cahill 1974-4-18 122 San Mateo Near the intersectoin of Canada and Edgewood Roads about 3 miles westward from Redwood City Comment
  UCD58232  Bromus carinatus Lewis S. Rose 1956-5-7 56069 San Mateo Skyline Blvd. W of San Mateo. 182 Comment
  CAS-BOT-BC149025  Bromus carinatus var. carinatus Le Roy Abrams 1902-5-11 2462 San Mateo Crystal Springs. Comment
  JROH4905  Bromus carinatus var. carinatus John Hunter Thomas 1990-5-8 24855 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC148764  Bromus carinatus var. marginatus Ira L. Wiggins 1929-5-10 3672 San Mateo At Pigeon Point. Comment
  CAS-BOT-BC148770  Bromus carinatus var. marginatus W. R. Dudley 1900-3-18 s.n. San Mateo Santa Cruz Mountain Peninsula. Hils east of Salida Valley. Comment
  CAS-BOT-BC155722  Bromus diandrus Ira L. Wiggins 1975-4-17 22141 San Mateo Northeast side of Southern Pacific Right of way, between San Francisquito Creek and Willow Road, Menlo Park. Comment
  CAS-BOT-BC155723  Bromus diandrus Ira L. Wiggins 1975-5-26 22153 San Mateo Bed of San Francisquito Creek, ca. 150 m. upstream from Chaucer/Pope Street bridge, Menlo Park. Comment
  CAS-BOT-BC155726  Bromus diandrus Javier Penalosa 1963-3-30 2765 a San Mateo San Bruno Mountains. Guadalupe Valley. 30 Comment
  SEINET3892511  Bromus diandrus R. L. Johnson 2012-4-6 12 -003 San Mateo Half Moon Bay, roadside on Redondo Beach Rd.; 0 25 Comment
  CDA1794  Bromus diandrus Wm. Davis 1958-5-13 San Mateo Joos Nursery, Colma 0 Comment
  JROH4927  Bromus hordeaceus W. Lennihan 1990-3-27 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Behind Searsville lab. Comment
  JROH4931  Bromus hordeaceus John Rawlings 2010-4-28 1093 San Mateo Jasper Ridge Biological Preserve, Stanford University. SW corner of Sun Field Station. 119 Comment
  JROH4940  Bromus laevipes John Hunter Thomas 1992-5-25 25344 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC162309  Bromus madritensis Paul Arnaud 1941-4-17 s.n. San Mateo Redwood City, Jefferson Avenue. Comment
  UCD58971  Bromus madritensis Beecher Crampton 1962-6-11 6485 San Mateo 5 miles west of Belmont, junction Ralston Ave. and Skyline Blvd. Comment
  JROH4942  Bromus madritensis subsp. madritensis John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4948  Bromus madritensis subsp. rubens John Hunter Thomas 1988-6-2 24503 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near old bridge Comment
  SEINET3921866  Bromus marginatus Robert A. Norris 1984-3-21 4656 San Mateo Blue Blossom Hills, San Mateo Mts., CA.; 0 366 Comment
  CAS-BOT-BC162230  Bromus maritimus R. S. Ferris 1921-5-28 2193 San Mateo Pescadero. Pebble Beach. Comment
  RSA18330  Bromus maritimus C. B. Wolf 1929-5-10 3705 San Mateo coast at Pigeon Pt. So. of Pescadero Comment
  SJSU16025  Bromus maritimus John Rawlings, Toni Corelli 2016-5-13 1790 San Mateo Vallemar Bluff, Moss Beach. USGS Montara Mountain OE W 7.5 Minute (1:24,000 Scale) Topographic Map. 11 Comment
  SEINET3921935  Bromus willdenowii Robert A. Norris 1984-5-9 4730 San Mateo By Olivet Memorial Park Throughway, Colma.; 0 Comment
  CAS-BOT-BC233707  Buddleja davidii John H. Thomas 1966-9-11 12390 San Mateo 1 mile westward as measured along the road from the La Honda - Pescadero Road intersection Comment
  CAS-BOT-BC233708  Buddleja davidii John H. Thomas 1960-6-25 8794 San Mateo Along or near a small creek running into Redwood Slough between El Camino Real and railroad tracks, near Maple Street, Redwood City 7 Comment
  UC144260  Cakile edentula Copeland 1903-6-5 3319 San Mateo Montara Point; Pacific Coast, Montara Point Comment
  HSC9414  Calamagrostis nutkaensis C. B. Wolf 1927-6-4 San Mateo S of Pescadero Comment
  JROH3324  Calandrinia ciliata John H. Thomas 1973-4-14 16550 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4600  Calochortus albus John H. Thomas 1972-5-5 16083 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4602  Calochortus albus John H. Thomas 1973-5-5 16760 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4608  Calochortus albus John Hunter Thomas 1981-4-30 20520 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4611  Calochortus albus John Hunter Thomas 1985-4-25 23560 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET7097930  Calochortus albus 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
  UC672162  Calochortus albus Herbert L. Mason 1924-5-18 1017 San Mateo Jasper Ridge, near zoology club Jasper Ridge Comment
Read comments Sep 19 2011
  CAS-BOT-BC492209  Calochortus albus Elmer I. Applegate 1895-4-8 727 San Mateo Page Mill Creek, above Stanford University Comment
  UC648400  Calochortus albus Marion Ownbey and Ruth P. Ownbey 1938-7-7 1698 San Mateo 3 mi w Woodside; Santa Cruz Mts. Comment
  JROH4622  Calochortus argillosus John H. Thomas 1974-6-30 17458 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4628  Calochortus argillosus John Hunter Thomas 1980-6-5 19994 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET7096717  Calochortus luteus A. G. Vestal 1963-7-12 s.n. San Mateo Jasper Ridge. NAD27, 37? deg. 24' 29ao, -122?_ 13' 33ao (converted to WGS84 decimal degrees) UTM Zone 10, 568517mE, 4140222mN. Comment
  CAS-BOT-BC491979  Calochortus luteus Otto M. Sokol 1953-5-29 113 San Mateo Near Sharon Estate, along Sand Hill Road Comment
  CAS-BOT-BC491985  Calochortus luteus David D. Keck 1932-5-11 1762 San Mateo Above Searsville Lake, on La Honda road, east slope of Santa Cruz Mountains. Comment
  JEPS23925  Calochortus tolmiei Le Roy Abrams 1902-5-20 2473 San Mateo Kings Mountain Comment
  RSA18366  Calochortus tolmiei Carl B. Wolf 1929-5-22 3722 San Mateo Near east base of La Honda grade Comment
  SJSU10003  Calochortus tolmiei L. S. Chan 1955-6-4 123 San Mateo Kings Mt Rd 1.5 mi W of woodside 243 Comment
  UC1134540 Image available Calochortus venustus N. Carlson 1935-6-20 74 San Mateo at Head (or ridge) of Oil and Slate Creek Santa Cruz Quad. 670 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
  SEINET12044555  Calochortus venustus L. S. Rose 1932-1 32327 San Mateo Redwood City Comment
  JROH569  Calycadenia multiglandulosa John H. Thomas 1975-5-26 17912 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH574  Calycadenia multiglandulosa John Hunter Thomas 1987-6-7 24335 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET11836279  Calycadenia multiglandulosa subsp. cephalotes L. S. Rose 1936-1 s.n. San Mateo Emerald Lake, W of Redwood City 91 Comment
  POM129524  Calystegia purpurata A. D. E. Elmer 1903-06 4299 San Mateo Pescadero Creek Comment
  CAS-BOT-BC224652  Calystegia purpurata subsp. purpurata Philip Wheeler 1965-6-16 s.n. San Mateo San Bruno Mountain. Colma Canyon Comment
  CAS-BOT-BC224653  Calystegia purpurata subsp. purpurata Elizabeth McClintock; Carlyn Halde; Walter Knight; Walter Knight 1963-6-23 s.n. San Mateo San Bruno Mountain. Lower part of Colma Canyon Comment
  CAS-BOT-BC224656  Calystegia purpurata subsp. purpurata A. D. E. Elmer 1903-6-1 4299 San Mateo Pescadero Comment
  CAS-BOT-BC436450  Calystegia subacaulis L. R. Abrams 1902-5-4 2399 San Mateo Woodside Comment
  SD38401  Calystegia subacaulis Edith A. Purer 1933-5-30 3606 San Mateo Spring Valley Lake Road. Comment
  POM32415  Camissonia micrantha A. D. E. Elmer 1903-05 4813 San Mateo San Pedro. Comment
  RSA195665  Camissonia micrantha John H. Thomas 1967-5-2 12733 San Mateo Colma. Near Hillside Blvd. at Cypress Lawn Cemetery Comment
  POM271878  Camissonia ovata Arthur L. Cohen 1935-4-21 632 San Mateo Jasper Ridge, Stanford University. Santa Cruz Mtn Range, San Francisco Bay Watershed. 152 Comment
  RSA116751  Camissonia ovata James I. McMurphy 1902-3-22 s.n. San Mateo Near Portola Comment
  UCSC007726  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  JROH1645  Campanula griffinii John Hunter Thomas 1992-5-25 25343 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET10462891  Campanula prenanthoides LeRoy R. Abrams 1907-8-26 Abrams s.n. San Mateo KINGS MT, MOIST SHADED REDWOODS Comment
  SEINET10463064  Campanula prenanthoides LeRoy R. Abrams 1907-8-26 Abrams s.n. San Mateo Kings Mountain Comment
  CAS-BOT-BC37675  Cardamine californica Elizabeth McClintock; Arthur Menzies 1963-2-16 s.n. San Mateo San Bruno Mountains. Upper slope of mountain below radio station. Comment
  HSC6686  Cardamine californica P. A. Murphy 1965-4-16 37 San Mateo 6 mi. from Half Moon Bay in Hatches Woods Comment
  JROH1482  Cardamine californica John H. Thomas 1967-4-28 12727 San Mateo Jasper Ridge Biological Preserve, Stanford University 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
  POM143341  Cardamine californica var. integrifolia A. D. E. Elmer 1903-04 4468 San Mateo Portola. Comment
  JROH1488  Cardamine oligosperma Le Roy Abrams 1902-4-5 2308 San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  UC1056982  Cardamine oligosperma H. L. Mason 1927-4-23 3695 San Mateo Pescadero Creek near Bloomquist Mill; Pescadero Creek near Bloomquist Mill Comment
  CAS-BOT-BC384843  Cardionema ramosissimum Roxana S. Ferris 1921-4-7 2143 a San Mateo Santa Cruz Mountain Peninsula. San Bruno Mt. 91 Comment
  CAS-BOT-BC384842  Cardionema ramosissimum Walter Knight; Irja Knight 1965-4-20 1082 San Mateo San Bruno Mountain. Pig Ranch Ravine 45 Comment
  CDA6895  Carduus tenuiflorus T. C. Fuller 1960-4-2 4078 San Mateo West of Skyline Boulevard, 1.6 miles south of Half Moon Bay Road. 0 Comment
  NY38978  Carex aequa E. L. Greene 1902-5-10 811 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC17854  Carex amplifolia Mrs. H. C. Cantelow 1940-5-23 3063 San Mateo Lake Pelachetis. [Pilarcitos?] Comment
  RSA159424  Carex amplifolia John H. Thomas 1961-5-14 9365 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve. 152 Comment
  SEINET7273593 Image available Carex amplifolia L. S. Rose 1933-6-23 33250 San Mateo Kings Mountain Comment
  SEINET10585498  Carex aquatilis Adolph D. E. Elmer Elmer 4428 San Mateo Crystal Springs Lake. Comment
  JROH4314  Carex barbarae John H. Thomas 1974-5-19 17384 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4316  Carex barbarae John Hunter Thomas 1986-5-17 24049 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC823145  Carex barbarae Alice Eastwood, John Thomas Howell 1938-4-24 5247 San Mateo Lobitas Comment
  CAS-BOT-BC19321  Carex barbarae W. R. Dudley 1909-4-27 s.n. San Mateo The Santa Cruz Mountain Peninsula. Ponds by roadside near Crystal Spring Lake. Comment
  CAS-BOT-BC19326  Carex barbarae Walter Knight; Irja Knight 1965-4-24 s.n. San Mateo San Bruno Mountain. East end of mountains adjacent to Frontage Road next to US 101 Highway at north city limits of SSF. Comment
  CAS-BOT-BC19329  Carex barbarae Phillip C. Wheeler 1965-6-19 s.n. San Mateo San Bruno Mountain. Crystal Cave Canyon east of quarry. Comment
  CAS-BOT-BC19542  Carex bolanderi Lewis S. Rose 1933-6-23 33253 San Mateo Kings Mountain. Comment
  RSA101007  Carex bolanderi G. Oberlander 1950-5-21 946 San Mateo Pilarcitos Canyon, San Francisco Watershed Reserve Comment
  JEPS109523  Carex brevicaulis Dean W. Taylor 1992-3-19 12338 b San Mateo Bean Hollow, on coastal bluff ca. 400 m n along the coast from the parking area on the beach side of Highway 1 alingment Comment
  SJSU2296  Carex brevicaulis C. W. Sharsmith 1950-4-16 6625 San Mateo coastal bluff, Pescadero Point near Pescadero Comment
  SBBG39550  Carex brevicaulis J. T. Howell 1965-3-29 41035 San Mateo W end of summit ridge of San Bruno Mtn 396 Comment
  UC823332  Carex densa John Thomas Howell 1938-5-1 13786 San Mateo near South San Francisco Comment
  CAS-BOT-BC18925  Carex densa Walter Knight; Irja Knight 1964-5-4 s.n. San Mateo San Bruno Mountains. Crocker Hills. Comment
  CAS-BOT-BC18932  Carex densa Lewis S. Rose 1937-4-30 57243 San Mateo Brisbane Bayshore. 6 Comment
  OBI49274  Carex densa Lewis S. Rose 1939-4-14 39064 San Mateo South San Francisco 15 Comment
  RSA304146  Carex densa J. T. Howell 1938-5-1 13785 San Mateo Near South San Francisco. Comment
  RSA91590  Carex densa J. T. Howell 1938-5-1 13786 San Mateo Near South San Francisco. Comment
  UCD140274  Carex densa Lewis S. Rose 1937-4-30 37243 San Mateo Brishane. 6 Comment
  UCD165066  Carex densa Peter Rubtzoff 1975-5-21 7976 San Mateo San Bruno Mountains.'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  CAS-BOT-BC146617  Carex gynodynama W. R. Dudley 1896-4-17 s.n. San Mateo Pebble Beach Pasture, Pescadero Comment
  CAS-BOT-BC21811  Carex harfordii Lewis S. Rose 1935-5-29 35194 San Mateo Kings Mountain. Comment
  JROH4351  Carex harfordii John Rawlings 2010-5-19 1049 B San Mateo Jasper Ridge Biological Preserve, Stanford University. Just beyond NE terminus of Leonard's Bridge, a large clump on the SE verge of the trail. 107 Comment
  CAS-BOT-BC21808  Carex harfordii Elizabeth McClintock; Paul Reeberg 1989-5-2 s.n. San Mateo Lower Owl Canyon. 45 Comment
  CAS-BOT-BC21817  Carex harfordii Alice Eastwood; John Thomas Howell 1938-6-16 6049 San Mateo Ano Nuevo Comment
  CAS-BOT-BC21819  Carex harfordii W. R. Dudley 1925-6-12 s.n. San Mateo Pescadero Creek below Peters Creek. Comment
  CAS-BOT-BC227873  Carex harfordii Elizabeth McClintock; Paul Reeberg 1989-5-23 s.n. San Mateo San Bruno Mountains. In Wax Myrtle Ravine 121 Comment
  SEINET3904235  Carex montereyensis John A. Churchill 1974-4-14 7441413 San Mateo Half Moon Bay.; 0 Comment
  CAS-BOT-BC119345  Carex obnupta W. R. Dudley 1896-4-17 s.n. San Mateo Pebble Peach Pasture, Pescadearo, Santa Cruz Mountain. Comment
  CAS-BOT-BC118332  Carex praegracilis W. R. Dudley 1906-6-12 s.n. San Mateo In meadow on Mt. side W of Trippstore, Woodside. Comment
  POM193944  Carex serratodens Le Roy Abrams 1902-5-4 2425 San Mateo Woodside. Comment
  CAS-BOT-BC117649  Carex serratodens W. R. Dudley 1896-4-4 s.n. San Mateo Near Summit Springs, King's Mt. Comment
  UC306626  Carex subbracteata A. D. E. Elmer June, 1903 4429 San Mateo Crystal Springs Lake Comment
  SEINET10750023  Carex subbracteata John Thomas Howell 1938-5-1 Howell 13783 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC116832  Carex subbracteata var. subbracteata Adolph Daniel Edward Elmer 1903-6-1 4429 San Mateo Crystal Springs Lake Comment
  JROH4367  Carex tumulicola John Hunter Thomas 1981-4-27 20502 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4374  Carex tumulicola John Rawlings 2011-4-19 1084 San Mateo Jasper Ridge Biological Preserve, Stanford University. Creekside edge of barrow pit a few yards south of NE terminus of Leonard's Bridge. 108 Comment
  CAS-BOT-BC115509  Carex tumulicola Wilhelm Nikolaus Suksdorf 1913-6-20 377 San Mateo Damp or springy places, Crystal Springs Lake. Comment
  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
  CAS-BOT-BC230112  Carpobrotus chilensis John H. Thomas 1963-5-20 10142 San Mateo Ano [Ano] Nuevo Island, about 0.5 mile off shore and about 20 miles NW of Santa Cruz Comment
  CDA42246  Carthamus creticus J. Beall 2002-9-17 PDR 065864 San Mateo San Francisco Bay Area; 1/4 mi E of Skyline Blvd at Windy Hill along fence. 0 Comment
  UC84186  Carthamus lanatus T. S. Brandegee 1891-7-1 San Mateo South San Francisco Comment
  JEPS6875  Castilleja Rimo Bacigalupi with G. T. Robbins 1954-6-18 4549 San Mateo along Skyline Blvd, 1 1/2 mi N of the crossing of the page Mill (Alpine) road Comment
  CAS-BOT-BC249183  Castilleja affinis D. E. Breedlove 1974-5-13 36215 San Mateo San Pedro Valley Park, Pacifica 152 Comment
  CAS-BOT-BC249186  Castilleja affinis I. Williams 1920-4-1 s.n. San Mateo Santa Cruz Mountain Peninsula. Woodside Comment
  LA209094  Castilleja affinis A. A. Heller; 1907-4-20 8442 San Mateo Near Lake Merced 60 Comment
  CAS-BOT-BC249182  Castilleja affinis Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain. At Flower Garden adjacent to April Brook Comment
  POM15998  Castilleja affinis C. F. Baker 1903-4-6 1877 San Mateo San Bruno Hills near S.F. [San Francisco] Comment
  RSA516625  Castilleja affinis R. C. Bacigalupi, J. R. Sweeney, G. Bacigalupi, Cliff Fenneman 1954-8-3 4733 San Mateo Heights above Thornton Beach close to State Highway No. 1. 55 Comment
  JEPS26848  Castilleja affinis subsp. affinis Rimo Bacigalupi with L. Heckard and J. H. Thomas 1961-5-23 7711 San Mateo 0.25 mi below and s Portola State Park road junction with the Alpine Road (and just n of the Horseshoe Ranch, down road to Portola State Park) 457 Comment
  JEPS47425  Castilleja affinis subsp. affinis L. R. Heckard 1964-7-26 1423 San Mateo below old road from Skyline Blvd to Edgemar Comment
  JEPS6916  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. R. Sweeney 1954-8-3 4741 San Mateo about 0.75 mi w Skyline Boulevard (upper part of Tunitas Canyon road, w slopes of Kings Mountain); Kings Mountain 579 Comment
  JEPS88834  Castilleja affinis subsp. affinis T. I. Chuang 1991-7-20 7880 San Mateo hill just s Rockaway Beach Comment
  JROH3932  Castilleja affinis subsp. affinis D. D. Davis 1903-4-10 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge Comment
  JROH3938  Castilleja affinis subsp. affinis John H. Thomas 1955-5-6 5013 San Mateo Jasper Ridge Biological Preserve, Stanford University 182 Comment
  JROH3941  Castilleja affinis subsp. affinis John H. Thomas 1969-6-4 15109 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1301181  Castilleja affinis subsp. affinis Helen K. Sharsmith 1963-2-16 5147 San Mateo Thornton Beach; San Francisco Bay Region Comment
  UCSC005957  Castilleja ambigua Randall Morgan 1995-6-6 2724 San Mateo Common at Bean Hollow State Beach Comment
  JEPS11933  Castilleja ambigua subsp. ambigua F. W. Pennell and D. D. Keck 1940-5-15 25427 San Mateo Burlingame, Route 101 Burlingame 0 Comment
  JROH3964  Castilleja attenuata John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS25430  Castilleja densiflora subsp. densiflora Rimo Bacigalupi with L. R. Heckard, J. B. Roof and Lynn Harman 1961-4-24 7608 San Mateo Colma Canyon, just below road up to T.V. and radio stations on San Bruno Mountain San Bruno Mountain 228 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
  UC27286  Castilleja densiflora subsp. densiflora Ivar Tidestrom May 1894 San Mateo Comment
  UCSB18232  Castilleja densiflora subsp. densiflora Muirhead, M. 1964-4-17 San Mateo Crocker Estate, Hillsborough 76 Comment
  POM15341B  Castilleja exserta subsp. latifolia Copeland 1903-6-3 3298 San Mateo Montara Point. Comment
  CHSC42232  Castilleja foliolosa Rusti Gammon 1986-3-30 14 San Mateo Ca. 8.1 mi se of Saratoga, 4.1 mi w off hwy 9. 569 Comment
  RSA400609  Castilleja foliolosa Paul C. Silva 1948-1-31 s.n. San Mateo Old La Honda Grade, 1 mile south of Skyline Blvd. 457 Comment
  RSA428380B  Castilleja franciscana J. Doty 1969-3-26 595 San Mateo 100 yards E of jct Hwy 35 and 92, near summit of Caost Range, San Francisco Peninsula. Comment
  CAS-BOT-BC243826  Castilleja latifolia Katharine Brandegee 1917-7-29 s.n. San Mateo Tunitas Station, Ocean Shore R.R. Comment
  SEINET7097932  Castilleja latifolia 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
  JROH3998  Castilleja rubicundula subsp. lithospermoides John H. Thomas 1974-4-25 17197 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge near the Searsville end Comment
  JROH4007  Castilleja rubicundula subsp. lithospermoides John Hunter Thomas 1986-5-8 24025 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SBBG32465  Castilleja rubicundula subsp. lithospermoides L. S. Rose 1966-5-8 66034 San Mateo Emerald Lake, W of Redwood City 91 Comment
  UC1141005  Castilleja subinclusa subsp. franciscana Lawrence Beane 1949-6-2 455 San Mateo between La Honda and Pescadero Comment
  CDA41393  Castilleja subinclusa subsp. franciscana T. I. & F. M. Chuang 1991-7-1 7848 San Mateo 0.8 mile north of San Gregorio Beach. 0 Comment
  JEPS103891  Castilleja subinclusa subsp. franciscana T. I. Chuang and F. M. Chuang 1991-7-3 7859 San Mateo 0.8 mile SW from junction of Interstate 280 and rt. 92 on rt. 92 Comment
  SJSU11465  Castilleja subinclusa subsp. franciscana A. J. Hutchko 1962-5-20 San Mateo foot of Grove St, Half Moon Bay Comment
  JEPS34327  Castilleja wightii L. R. Heckard, and Rimo Bacigalupi 1963-7-2 1333 San Mateo nw slope Montara Mt. (above summit of old county road) 304 Comment
  JEPS85727  Castilleja wightii L. R. Heckard 1964-6-24 1395 San Mateo near San Bruno Mt. summit (n of transmitting stations); San Bruno Mt. 304 Comment
  JEPS88840  Castilleja wightii T. I. and F. M. Chuang 1991-7-1 7849 San Mateo ca 7 mi s Halfmoon Bay Comment
  POM199579  Castilleja wightii Katherine Brandegee 1917-7-22 s.n. San Mateo Mussel Rock Station, Ocean Shore RR Comment
  RSA18294  Castilleja wightii Carl B. Wolf 1927-6-21 423 San Mateo East slope of Kings Mt. Comment
  RSA517382  Castilleja wightii L. R. Heckard 1963-7-18 3142 San Mateo Along La Honda road from SkyLonda to LaHonda, 2 miles below (SW) junction with Skyline Blvd. 366 Comment
  SEINET884614 Image available Castilleja wightii A. D. E. Elmer 1903-1 4761 San Mateo San Pedro. Comment
  UC1301213  Castilleja wightii Helen K. Sharsmith 1963-3-23 5252 San Mateo near Pacific City; San Francisco Bay Region 45 Comment
  CAS-BOT-BC40398  Caulanthus lasiophyllus Elizabeth McClintock 1965-4-11 s.n. San Mateo San Bruno Mountain. Adjacent to Guadalupe Road. Comment
  CAS-BOT-BC47936  Ceanothus Le Roy Abrams 1902-5-20 2476 San Mateo Kings Mountain Comment
  POM136267  Ceanothus X regius C. F. Baker 1902-5-10 804 San Mateo Kings Mountain. Comment
  CAS-BOT-BC48308  Ceanothus cuneatus Lewis S. Rose 1964-3-23 64011 San Mateo Emerald Lake, w. of Redwood City 121 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
  UC311168  Ceanothus cuneatus var. cuneatus A. D. E. Elmer March, 1903 4578 San Mateo Portola Comment
  UCD112111  Ceanothus cuneatus var. cuneatus Lewis S. Rose 1964-3-23 64011 San Mateo Emerald Lake, west of Redwood City. 121 Comment
  POM222808  Ceanothus cuneatus var. dubius S. S. Berry 1909-2-24 s.n. San Mateo San Francisco Creeks. 30 Comment
  CAS-BOT-BC51602  Ceanothus oliganthus var. sorediatus W. R. Dudley 1894-7-7 s.n. San Mateo Along Bear Gulch Comment
  JROH3527  Ceanothus oliganthus var. sorediatus W. R. Dudley 1894-9-22 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Preston's ravine, Searsville Comment
  JROH3531  Ceanothus oliganthus var. sorediatus John H. Thomas 1975-5-12 17847 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1071332  Ceanothus oliganthus var. sorediatus C. R. Clar 1928-11-6 7 San Mateo Langley Hills Santa Cruz quad. 670 Comment
  UCSB18628  Ceanothus oliganthus var. sorediatus Schulte, John 1963-4-14 San Mateo between Santa Clara Valley and main front of Santa Cruz Mountains 152 Comment
  CAS-BOT-BC51240  Ceanothus papillosus Mita C. Daniel 1915-4-10 s.n. San Mateo Kings Mt. Comment
  POM223329  Ceanothus papillosus L. S. Rose 1935-5-3 35144 San Mateo Skyline Blvd, W of Saratoga. 732 Comment
  RSA130954  Ceanothus papillosus Josephine Randall 1907-6-29 s.n. San Mateo Santa Cruz Peninsula, King's Mountain Road. Comment
  SBBG28520  Ceanothus papillosus D. D. Keck 1932-5-11 1774 San Mateo E side of Kings Mtn on Kings Mtn Rd 500 Comment
  UC870626  Ceanothus papillosus H. A. Lewis 1908-4-20 San Mateo near Crystal Springs Lakes; near Crystal Springs Lakes 213 Comment
  CAS-BOT-BC52275  Ceanothus thyrsiflorus Elizabeth McClintock 1963-6-9 s.n. San Mateo unspecified Comment
  CAS-BOT-BC52311  Ceanothus thyrsiflorus H. A. Borthwick 1920-4-28 s.n. San Mateo Crystal Springs Lake Comment
  HSC23931  Ceanothus thyrsiflorus Mary Katherine Wicksten 1971-6-17 26 San Mateo Huddart Park, near parking are above Redwood Shelter Comment
  JEPS85551  Ceanothus thyrsiflorus Craig Dremann 1986-8-30 322 San Mateo W of La Honda (Hwy 84 (Woodside-La Honda rd), 100 ft W of mile marker 6.68) Comment
  RSA15351  Ceanothus thyrsiflorus Carl B. Wolf 1927-2-28 165 San Mateo Pescadero. Comment
Read comments Aug 5 2015
  RSA398961  Ceanothus thyrsiflorus Glenn A. Gorelick 1967-4-28 s.n. San Mateo San Bruno Mts, overlooking Daly City ner San Francisco Comment
  SJSU5728  Ceanothus thyrsiflorus L. S. Rose 1963-4-27 63004 San Mateo La Honda 121 Comment
  UC75398  Ceanothus thyrsiflorus C. F. Baker 1902-4-12 511 San Mateo La Honda Comment
  UC79918  Ceanothus thyrsiflorus Katharine Brandegee May 1890 19 San Mateo San Gregorio, Santa Cruz Mts. Santa Cruz Mts., San Gregorio Comment
  SEINET12209978  Ceanothus thyrsiflorus J. I. McMurphy 1906-1 12 San Mateo Santa Cruz Mts 122 Comment
  JROH591  Centaurea calcitrapa John Hunter Thomas 1977-6-16 18768 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC277124  Centaurea melitensis J. H. Thomas 1958-6-11 7224 San Mateo About 4.3 miles due east of Belmont near Crystal Springs Reservoir 91 Comment
  POM351515  Centaurea melitensis Paul C. Silva 1948-1-31 2629 San Mateo Old La Honda Grade, 1 mi. S of Skyline Blvd. 457 Comment
  RSA130992  Centaurea melitensis C. F. Leitholt 1894-8-13 s.n. San Mateo Devil's Canyon, Block Mountain. Comment
  UCSC005474  Centaurium muehlenbergii Randall Morgan 1998-7-28 3329 San Mateo N stretch of Stage Road off Hwy 1 Comment
  RSA187357  Centranthus ruber John H. Thomas 1958-11-9 7503 San Mateo Along El Camino Real at northern end of San Carlos. 30 Comment
  CAS-BOT-BC279321  Centromadia pungens subsp. pungens John Thomas Howell 1956-9-19 31877 San Mateo 2.3 miles s. of Lake Merced on Skyline Blvd. Comment
  JEPS44407  Centromadia pungens subsp. pungens Lewis S. Rose 1965-9-20 65106 San Mateo Trousdale Dr. and California Dr.; Burlingame 9 Comment
  OBI16134  Centromadia pungens subsp. pungens Lewis S. Rose 1965-9-20 65106 San Mateo Blurlingame, Trousdale Dr. & Calif dr. 9 Comment
  RSA788848  Cerastium fontanum subsp. vulgare Peter Rubtzoff 1977-11-24 9141 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  CAS-BOT-BC388386  Cerastium glomeratum John H. Thomas 1965-4-29 10622 San Mateo San Bruno Mountain in northern part of county 396 Comment
  JROH1689  Cerastium glomeratum John H. Thomas 1961-4-8 9078 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET11914804  Cercocarpus betuloides Unknown 1932-1 8945 San Mateo Los Francos Woods Comment
  JROH3618  Cercocarpus betuloides var. betuloides H. L. Dale 1927-5-30 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake Comment
  JROH3621  Cercocarpus betuloides var. betuloides John H. Thomas 1961-6-14 9541 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176411  Chenopodium ambrosioides var. ambrosioides John H. Thomas 1964-10-2 10514 a San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Edge of Searsville Lake near Bridge. Comment
  POM158031  Chenopodium macrospermum var. farinosum L. R. Abrams 1903-9-26 4018 San Mateo Border of Bay back of Menlo Park. Comment
  RSA137301  Chenopodium murale John H. Thomas 1949-10-16 1146 San Mateo Along sandstone bluffs, just north of outlet of San Gregorio Creek Comment
  UC1537380  Chenopodium murale Gordon H. True Jr. 1937-10-16 848 San Mateo near Thornton Beach 3 Comment
  JROH1829  Chenopodium vulvaria Ann Lambrecht, Carol Zabel 2005-8-24 19 San Mateo Jasper Ridge Biological Preserve, Stanford University; Bear Creek crossing, east bank Comment
  SEINET12044203  Chlorogalum pomeridianum L. S. Rose 1934-1 34256 San Mateo Crystal Springs Lake Comment
  JROH4645  Chlorogalum pomeridianum var. pomeridianum D. E. Breedlove 1971-5-31 19390 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  RSA0105084  Chlorogalum purpureum T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield 2008-6-14 3519 San Mateo Central Coast: Pebble Beach State Beach Bay, 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
Read comments Aug 30 2018
  POM165065  Chorizanthe cuspidata var. cuspidata A. D. E. Elmer 1903-05 s.n. San Mateo San Pedro Comment
  JROH3222  Chorizanthe diffusa Le Roy Abrams 1901-5-20 1653 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA130687  Chrysanthemum leucanthemum W. R. Dudley 1908-6-19 s.n. San Mateo Hills N of Jersey Farm Dairy. W of Baden Comment
  UCR122974  Chrysanthemum maximum George K. Helmkamp, E. A. Helmkamp 2001-6-2 6763 San Mateo Central Coast, Pillar Point Harbor, about 4 miles north of Half Moon Bay 6 Comment
  UC527532  Chrysolepis chrysophylla Carl B. Wolf 1931-8-21 San Mateo 0.5 way up e side Kings Mt. 365 Comment
  CAS-BOT-BC36408  Chrysolepis chrysophylla var. minor C. B. Wolf 1931-8-21 2335 San Mateo Upper Sonoran. 1/2 way up the east side of Kings Mt. 365 Comment
  JROH2587  Cicendia quadrangularis John H. Thomas 1974-4-4 17086 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC306682  Cirsium brevistylum A. D. E. Elmer 1903-6-1 4277 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC277884  Cirsium brevistylum Mrs. E. C. Sutliffe 1933-7-26 s.n. San Mateo Lobitos Canyon Comment
  CDA1228  Cirsium fontinale var. fontinale T. C. Fuller 1960-6-23 4541 San Mateo E shore Upper Crystal Springs Lake; 0.7 miles S/ road across lake. 0 Comment
  JEPS80472  Cirsium fontinale var. fontinale L. R. Heckard 1981-5-25 5662 San Mateo nw of junction (freeway interchange) of State Highway 92 U.S. 280 (on e side of the s end of Lower Crystal Springs Reservoir); Lower Crystal Springs Reservoir Comment
  RSA0008390  Cirsium fontinale var. fontinale J. T. Howell 1939-6-16 14743 San Mateo Crystal Springs Lake. Comment
  SD5924  Cirsium occidentale var. occidentale Ulysses S. Grant IV 1925-6-18 San Mateo Hillsborough Comment
  JROH633  Cirsium occidentale var. venustum John H. Thomas 1973-6-10 16813 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176529  Cirsium occidentale var. venustum John H. Thomas 1963-6-23 10169 San Mateo Jasper Ridge Biological Experimental Area, about 5 mi SW of Palo Alto. Along road at Westridge end of ridge Comment
  JEPS121559  Cirsium quercetorum Adam C. Schneider 2013-5-17 168 San Mateo Crystal Springs Reservoir Comment
  UC306688  Cirsium quercetorum A. D. E. Elmer 1903-6-1 4290 San Mateo Crystal Springs Lake Comment
  CDA7143  Cirsium vulgare D. G. Kelch 2002-5-13 s.n. San Mateo Cahill Ridge. 0 Comment
  JROH639  Cirsium vulgare John H. Thomas 1974-8-3 17499 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC285864  Cirsium vulgare John H. Thomas 1963-7-19 10198 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC285870  Cirsium vulgare Ned Cahill 1975-1-18 398 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  SEINET11834687  Cirsium vulgare E. H. Graham 1931-1 6927 San Mateo Ano Nuevo Pt., S of San Francisco 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-BC163970  Clarkia purpurea subsp. quadrivulnera John H. Thomas 1961-5-14 9381 San Mateo Just north of dam on San Mateo Creek 121 Comment
  UC1536827  Clarkia purpurea subsp. quadrivulnera Gordon H. True Jr. 1936-6-14 504 San Mateo canyon s Salada Beach 304 Comment
  CAS-BOT-BC163964  Clarkia purpurea subsp. quadrivulnera W. R. Dudley 1894-5-1 s.n. San Mateo Road from Woodside to Crystal Spr. Reservoir Comment
  CAS-BOT-BC163974  Clarkia purpurea subsp. quadrivulnera W. R. Dudley 1903-5-31 s.n. San Mateo Alpine Road, Black Mt., Santa Cruz Range Comment
  CAS-BOT-BC165162  Clarkia rubicunda Alice Eastwood 1912-6-10 331 San Mateo Millbrae Comment
  CAS-BOT-BC165173  Clarkia rubicunda W. R. Dudley 1902-9-21 s.n. San Mateo Near Crystal Springs Reservoir Comment
  CAS-BOT-BC165176  Clarkia rubicunda H. A. Dutton 1900-4-17 s.n. San Mateo Woodside Comment
  CHSC57020  Clarkia rubicunda Josephine Boyd 1988-5-5 San Mateo Ca 500 ft se of the twin-topped peak located ca 0.4 mi e of the jct. between Hwy. 280 and Edgewood Road in Redwood City. 222 Comment
  JEPS43647  Clarkia rubicunda J. Burtt Davy 1893-6-17 767 San Mateo Belmont Comment
  JEPS43736  Clarkia rubicunda Alice King 1908-7-25 San Mateo Moss Beach Comment
  JROH3015  Clarkia rubicunda Rachel Hays 1972-7-24 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3032  Clarkia rubicunda John Hunter Thomas 1983-7-7 22815 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  SD39467  Clarkia rubicunda Edith A. Purer 1932-7-16 San Mateo Near Halfmoon Bay. Comment
  UC1279949  Clarkia rubicunda Peter H. Raven 1957-6-30 11014 San Mateo 1.8 mi e Pescadero (on road along Pescadero Creek) Comment
  CAS-BOT-BC165131  Clarkia rubicunda Carl B. Wolf 1927-6-29 566 San Mateo On the coast 3 mi. so. of San Gregorio Comment
  CAS-BOT-BC165140  Clarkia rubicunda Lewis S. Rose 1957-7-6 57117 San Mateo Skyline Blvd. w. of San Mateo 182 Comment
  CAS-BOT-BC165172  Clarkia rubicunda W. R. Dudley 1894-5-30 s.n. San Mateo Near Redwood City Comment
  SDSU8697  Clarkia rubicunda D. F. Howe 1963-7-31 3648 San Mateo Sea bluff, 3 miles south of Pacifica on #1 Comment
  UC1279932  Clarkia rubicunda Peter H. Raven 1957-6-30 11013 San Mateo 1.8 mi n of bridge Pescadero Creek (State Highway 1) Comment
  RSA18442  Clarkia rubicunda subsp. blasdalei Carl B. Wolf 1927-6-29 566 San Mateo 3 miles south of San Gregorio. Comment
  CAS-BOT-BC439290  Claytonia exigua subsp. exigua H. A. Dutton 1900-2-25 s.n. San Mateo Santa Cruz Peninsula. Woodside Comment
  CAS-BOT-BC443659  Claytonia perfoliata subsp. perfoliata Josephine D. Randall 1907-6-29 295 San Mateo Santa Cruz Peninsula. Kings Mt. Road. Comment
  SEINET182860 Image available Claytonia perfoliata subsp. perfoliata John Campbell 1925-1-26 San Mateo Burlingame. Comment
  CAS-BOT-BC91484  Clematis lasiantha L. R. Abrams 1914-4-2 5076 San Mateo Woodside. Comment
  JROH3413  Clematis lasiantha John H. Thomas 1973-3-12 16490 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3416  Clematis lasiantha John H. Thomas 1979-4-12 19450 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA195552  Clematis lasiantha John H. Thomas 1966-4-29 11586 San Mateo Jasper Ridge Biological experimental area, 5 miles SW of Palo Alto. Comment
  JROH2872  Clinopodium douglasii John H. Thomas 1969-6-4 15110 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2878  Clinopodium douglasii John Hunter Thomas 1977-6-16 18742 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC499397  Clintonia andrewsiana A. D. E. Elmer 1903-5-1 4331 San Mateo Butano Creek Comment
  CAS-BOT-BC499398  Clintonia andrewsiana W. R. Dudley 1893-5-27 s.n. San Mateo Between Woodside and Summit Springs Comment
  CAS-BOT-BC499405  Clintonia andrewsiana David D. Keck 1932-6-1 1797 San Mateo 1 mile west of Skyline Blvd. on La Honda road, Santa Cruz Mountains Comment
  UC729634  Collinsia heterophylla Carl B. Wolf 1929-5-17 3714 San Mateo 1 mi w of Skyline Boulevard (on Alpine Road); Alpine Road 304 Comment
  CAS-BOT-BC240920  Collinsia multicolor Elizabeth McClintock 1965-3-21 s.n. San Mateo San Bruno Mountain. On north side of mountain 1/2 mi. east of Brisbane power lines Comment
  CAS-BOT-BC240924  Collinsia multicolor A. A. Heller 1907-5-28 8580 San Mateo Back of San Mateo on the Half Moon Bay road Comment
  POM14894  Collinsia sparsiflora var. collina C. F. Baker 1902-4-4 444 San Mateo Crystal Springs Lake. Comment
  CHSC55725  Collomia heterophylla Steven Triano 1988-5-24 260 San Mateo Along Old La Honda Road ca 0.6 mi s of its jct. with Portola Road and 3.8 mi s of Woodside. 176 Comment
  RSA176753  Collomia heterophylla John H. Thomas 1961-5-5 9217 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam. 76 Comment
  UCR121542  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 1999-6-28 4978 San Mateo Pescadero Creek Watershed, Pescadero Road just north of Loma Mar 107 Comment
  HSC23940  Collomia heterophylla Mary Katherine Wicksten 1971-7-12 166 San Mateo Huddart Park; beside Archery Trail above Archery Flat Comment
  RSA18363  Collomia heterophylla C. B. Wolf 1929-5-25 3725 San Mateo 1/4 mi. no. of base of La Honda Grade on road to Woodside Comment
  UC306536  Conium maculatum A. D. E. Elmer July, 1903 4951 San Mateo San Mateo Comment
  CAS-BOT-BC389736  Convolvulus J. Lovelle 1973-7-22 19 San Mateo Mt. Ellen Comment
  JROH1850  Convolvulus arvensis John Hunter Thomas 1983-6-29 22694 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA0059777  Convolvulus subacaulis A. D. E. Elmer 1903-06 4826 San Mateo Crystal Springs Lake. Comment
  CAS-BOT-BC286210  Conyza canadensis Walter Knight; Irja Knight 1963-11-8 390 San Mateo San Bruno Mountain. Hillside Blvd., near Serbian Cemetery Comment
  RSA120503  Corallorhiza maculata S. S. Tillett, I. Sternback 1956-6-24 533 San Mateo Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park. 396 Comment
  POM215943  Corallorhiza striata D. D. Keck 1933-6-24 2456 San Mateo La Honda Comment
  JROH4025  Cordylanthus pilosus subsp. pilosus John H. Thomas 1970-7-5 15660 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4027  Cordylanthus pilosus subsp. pilosus John H. Thomas 1971-8-5 16010 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS80892  Cordylanthus rigidus subsp. rigidus Monty Knudsen 1981-8-13 San Mateo Edgewood Park w of Redwood City; Edgewood Park Comment
  SEINET11859850  Corethrogyne californica Unknown 1932-5-8 9109 San Mateo above Spring Valley Lakes Comment
  CAS-BOT-BC101477  Corethrogyne filaginifolia A. A. Heller 1907-5-28 8576 San Mateo Above Crystal Springs on the Half Moon Bay Road Comment
  CAS-BOT-BC101478  Corethrogyne filaginifolia C. F. B. 1902-5-10 810 San Mateo Crystal Springs Lake Comment
  UC87483  Corethrogyne filaginifolia C. F. Baker 1902-5-10 810 San Mateo Crystal Springs Lake Comment
  RSA133854  Corethrogyne filaginifolia var. californica John H. Thomas 1958-6-11 7221 San Mateo About 4.3 miles due E of Belmont near Crystal Springs Reservoir. 91 Comment
  CAS-BOT-BC210355  Cornus sericea J. H. Thomas 1954-4-3 3817 San Mateo Along San Gregorio Creek about 1.5 miles west of La Honda 106 Comment
  CAS-BOT-BC210361  Cornus sericea Dr. E Goodman 1922-7-1 s.n. San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC190043  Cortaderia jubata Elizabeth McClintock; Paul Reeberg 1988-8-12 s.n. San Mateo San Bruno Mountains. Along Guadalupe Canyon Parkway east of Northeast ridge. 60 Comment
  CDA18371  Cortaderia jubata G. D. Barbe 1978-9-26 2443 San Mateo Skylawn Memorial Park; drive from Hwy 92 into the park. 716 Comment
  UC311542  Corylus californica A. D. E. Elmer Mar 1903 4536 San Mateo Kings Mountain Comment
  CAS-BOT-BC180361  Corylus cornuta subsp. californica Josephine D. Randall 1907-6-8 113 San Mateo Portola Road. Santa Cruz Peninsula 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
  SEINET12034013  Corylus rostrata var. californica Unknown 1930-1 7313 A San Mateo Los Francoo Woods Comment
  JEPS118180  Cotoneaster hodjingensis Dean W. Taylor 2004-6-2 19078 San Mateo San Bruno Mountain, southeast margin of the radio towers at the summit 365 Comment
  CAS-BOT-BC141551  Cotoneaster pannosus D. E. Breedlove 1974-5-13 36230 San Mateo San Pedro Valley Park, Pacifica 152 Comment
  CAS-BOT-BC452290  Cotoneaster pannosus Elizabeth McClintock; Paul Reeberg 1988-5-30 s.n. San Mateo San Bruno Mountain; Colma Canyon Comment
  CAS-BOT-BC291466  Cotula coronopifolia John H. Thomas 1963-5-8 10063 San Mateo San Bruno Mountain 396 Comment
  UC1119278  Cotula coronopifolia H. S. Yates 1935-5-8 5223 San Mateo 1 mi n Bolsa Pt.; Santa Cruz Quad. Comment
  CAS-BOT-BC291416  Cotula coronopifolia Gwendolan Newell 1914-7-8 s.n. San Mateo Pacific Grove Comment
  CAS-BOT-BC291462  Cotula coronopifolia Javier Penalosa 1963-2-23 2658 San Mateo South of Crocker Ave., San Bruno Mountain 213 Comment
  CAS-BOT-BC291463  Cotula coronopifolia Catherine A. Toschi 1963-2-23 63 :33 San Mateo North slope San Bruno Mountains above Crocker Avenue 152 Comment
  RSA6409  Cotula coronopifolia D. D. Keck 1932-3-24 1403 San Mateo Redwood City, at border of San Francisco Bay. Comment
  UC1192140  Cotula coronopifolia Malcolm A. Nobs and S. Galen Smith 1949-8-26 1591 San Mateo marshes at mouth Pescadero Creek Comment
Read comments Feb 28 2011
  OBI20232  Crassula aquatica Rimo Bacigalupi, G. T. Robbins 1954-6-18 4561 San Mateo At Point Ano Nuevo 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
  UCSC007735  Crassula connata Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  CAS-BOT-BC257358  Crepis capillaris Peter Rubtzoff 1988-6-9 9926 San Mateo San Bruno Mountains, near parking lot on east side of saddle area. 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
  JROH1367  Cryptantha micromeres John Rawlings 2009-5-7 1066 San Mateo Jasper Ridge Biological Preserve, Stanford University. North edge of Trail 11. 136 Comment
  JROH1373  Cryptantha microstachys John H. Thomas 1973-4-7 16518 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1374  Cryptantha microstachys John H. Thomas 1973-4-7 16518 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1379  Cryptantha microstachys John Hunter Thomas 1992-4-23 25164 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA44329  Cupressus abramsiana Harry A. Dutton 1949-9-12 s.n. San Mateo Common corners of Sec. 11 & 12 and 13 &14, Range 4 West, North bank of North Fork of Butano Creek Comment
  RSA735620  Cupressus abramsiana subsp. butanoensis John Silba 2004-12-28 B- 423 San Mateo Pescadero County Park, on Butano Ridge, ca. 5.0-5.5 miles east of Dearborn Park Road 396 Comment
  CAS-BOT-BC80652  Cupressus goveniana Harry A. Dutton 1949-9-1 s.n. San Mateo Butano Ridge between Pescadero and Butano Creeks, Santa Cruz Mountains. Comment
  RSA130967  Cuscuta salina S. D. Halsey 1908-9-26 s.n. San Mateo near Cooley's Landing Comment
  UCR143006  Cuscuta salina Edith A. Purer 1933-8-13 5408 San Mateo San Francisco Bay Region, near Baden Station 12 Comment
  JROH5000  Cynodon dactylon John H. Thomas 1966-4-24 11581 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5002  Cynodon dactylon John H. Thomas 1967-11-5 14135 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM176865  Cynoglossum grande L. R. Abrams 1914-3-1 5060 San Mateo Woodside. Comment
  SEINET12280949  Cynoglossum grande Unknown 1932-1 8924 San Mateo Comment
  CAS-BOT-BC217971  Cynosurus echinatus Elizabeth McClintock; Paul Reeberg 1989-6-18 s.n. San Mateo Saddle Area, San Bruno Mountains 213 Comment
  JROH5011  Cynosurus echinatus W. Lennihan 1989-6-22 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek -- above low-flow causeway on left in rocks. 81 Comment
  CAS-BOT-BC114452  Cyperus eragrostis John Thomas Howell 1926-10-9 2216 San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC114453  Cyperus eragrostis David Daniels Keck 1931-8-6 1263 San Mateo Desiccated swamp near Searsville Lake. 75 Comment
  CAS-BOT-BC114456  Cyperus eragrostis W. R. Dudley 1908-6-19 s.n. San Mateo Road from Tanforan to Jersey Dairy. Comment
  RSA101027  Cyperus eragrostis G. Oberlander 1949-7-24 318 San Mateo Lower Crystal Springs Lake, San Francisco Watershed Reserve Comment
  SEINET200022  Cyperus eragrostis Malcolm A. Nobs, S. Galen Smith 1949-8-26 1949 San Mateo 1 mile S of Half Moon Bay. Comment
  UCD18539  Cyperus eragrostis Roman Gankin 1950-7-4 7 San Mateo east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside. 609 Comment
  CAS-BOT-BC136519  Cypripedium montanum Wm. Cranston 1915-4-1 s.n. San Mateo Field redacted by CAS, contact the data manager for more information Comment
  RSA176822  Cytisus monspessulanus John H. Thomas 1961-5-5 9208 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Along San Francisquito Creek below Searsville Dam. 76 Comment
  CAS-BOT-BC189820  Dactylis glomerata Elizabeth McClintock; Paul Reeberg 1989-8-31 s.n. San Mateo San Bruno Mountains. Along Old Guadalupe Trail. Comment
  JROH5020  Dactylis glomerata John Hunter Thomas 1980-5-27 19990 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5028  Dactylis glomerata John Hunter Thomas 1988-5-12 24458 San Mateo Jasper Ridge Biological Preserve, Stanford University. Grassy area near bridge between the two parts of Searsville Lake Comment
  HSC82084  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
  UCD37963  Danthonia californica Beecher Crampton 1962-6-11 6503 San Mateo San Mateo County, Sharp park suburb of pacifica, Moris' Point Road, west of State Highway 1. Comment
  JROH1905  Datisca glomerata Carol Zabel 1989-8-11 23 San Mateo Jasper Ridge Biological Preserve, Stanford University; San Francisquito Creek bank near intersection with Bear Creek Comment
  CHSC39840  Daucus pusillus Maibelle Williams 1929-5-10 San Mateo Moss beach. Comment
  JEPS20107  Deinandra corymbosa Peter H. Raven 1957-9-1 11295 San Mateo 1.1 mi s Pigeon Point Lighthouse Comment
Read comments Aug 2 2007
  SD30841  Deinandra corymbosa Edith A. Purer 1932-7-18 4025 San Mateo Near Pigeon Point. Comment
  UC127291  Deinandra corymbosa Katharine Brandegee 1908-3-8 San Mateo San Pedro Pt. Comment
  CAS-BOT-BC299190  Deinandra corymbosa subsp. corymbosa Ira L. Wiggins 1949-7-2 12199 San Mateo Pescadero Beach Comment
  CAS-BOT-BC299213  Deinandra corymbosa subsp. corymbosa Fred Hemphill 1973-5-14 819 San Mateo Area north of Malabar Road adn Melendy Drive 207 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-BC299212  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1966-8-27 9942 San Mateo Half Moon Bay Comment
  CAS-BOT-BC299216  Deinandra corymbosa subsp. corymbosa Class Collection 1940-1-1 s.n. San Mateo Ano Nuevo Point Comment
  CAS-BOT-BC299228  Deinandra corymbosa subsp. corymbosa David D. Keck 1932-5-11 1765 San Mateo One mile east of San Gregorio 50 Comment
  SJSU8504  Deinandra pentactis B. W. Grushkowitz 1969-9-27 San Mateo Cloverdale Road near Gazos Creek Road c. 2 miles E of coastal shore line, E of Pigeon Point Comment
  SJSU8526  Deinandra pentactis M. Perry 1979-10-5 210 San Mateo Cloverdale Road 0.25 mi N of its junction with Gazos Creek Road E of Pigeon Point Comment
  JEPS23534  Delairea odorata J. H. Thomas 1958-12-18 7509 San Mateo just w San Bruno (along Skyline Blvd.) Comment
  CAS-BOT-BC9214  Delphinium californicum Lewis Samuel Rose 1965-5-3 65058 San Mateo San Bruno Mountain, Colma Canyon 60 Comment
  HSC25037  Delphinium californicum L. S. Rose 1965-5-3 65058 San Mateo San Bruno Mtns., Colma Canyon 61 Comment
  UC511171  Delphinium californicum Lyman Benson 1930-5-12 2127 San Mateo Lake Searsville San Francisco Bay watershed, Santa Cruz Mt. Range, Stanford 152 Comment
  CAS-BOT-BC9220  Delphinium californicum W. R. Dudley 1910-5-26 s.n. San Mateo Near Los Trancos Creek, above Judge Allen's, Santa Cruz Mountains Comment
  CAS-BOT-BC9211  Delphinium californicum subsp. californicum J. H. Thomas 1960-6-1 8772 San Mateo Near dam along edge of Searsville Lake Comment
  CAS-BOT-BC10284  Delphinium hesperium G. L. Clifton 1988-5-12 17836 San Mateo San Bruno Mountain, crest of northeast ridge of Guadalupe Hills 128 Comment
  UC9179  Delphinium hesperium subsp. pallescens J. Burtt Davy Jun 21 1893-Jun 23 1893 1152 San Mateo Pilarcitos Lake and Canyon Comment
  CAS-BOT-BC9868  Delphinium nudicaule W. R. Dudley 1893-5-28 S. N. San Mateo Santa Cruz Peninsula, beyond Kings Mountain Comment
  UCD18536  Delphinium nudicaule Roman Gankin 1950-7-2 3 San Mateo east side of the Peninsula Coast Range, off of the King's Mtn. Rd. behind Woodside. 609 Comment
  CAS-BOT-BC116530  Delphinium patens subsp. patens W. Dudley 1894-5-1 s.n. San Mateo Woodside to Crystal Springs Reservoir Comment
  JROH5730  Delphinium patens subsp. patens John Rawlings 2013-4-11 1199 San Mateo Jasper Ridge Biological Preserve, Stanford University. Northwest side of small drainage upstream from the upper bridge on Trail 11. 134 Comment
  CAS-BOT-BC7895  Delphinium variegatum Ned Cahill 1974-4-19 153 San Mateo near jct. of Canada and Edgewood Roads, about 3 mi. westward from Redwood City Comment
  RSA32657  Delphinium variegatum Doris K. Kildale 1930-4-21 9221 San Mateo Emerald 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
  UC518022  Delphinium variegatum Lewis S. Rose 1933-4-30 33125 San Mateo open hills 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
  JROH3465  Delphinium variegatum subsp. variegatum John Hunter Thomas 1978-4-20 19088 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC192600  Deschampsia cespitosa subsp. holciformis H. L. Mason 1921-5-28 s.n. San Mateo Pebble Beach near Pescadero Comment
  UC157095  Deschampsia cespitosa subsp. holciformis Dr. E. B. Copeland 1903-6-10 3305 San Mateo Montara Point Comment
  CAS-BOT-BC192633  Deschampsia danthonioides David D. Keck 1932-4-29 1448 San Mateo Redwood City Comment
  JROH5045  Deschampsia danthonioides H. L. Mason 1921-5-13 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC201910  Deschampsia elongata W. R. Dudley 1910-5-26 s.n. San Mateo Coal Mine Ridge, near Black Mt. Comment
  JROH5071  Deschampsia elongata John Hunter Thomas 1987-5-15 24285 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along road from low flow crossing to the west side of the dam. Comment
  CAS-BOT-BC912  Dicentra formosa J. H. Thomas 1961-5-14 9364 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve. 152 Comment
  JROH4656  Dichelostemma capitatum subsp. capitatum John H. Thomas 1967-5-10 12843 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4654  Dichelostemma capitatum subsp. capitatum Elmer I. Applegate 1895-5-11 703 b San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Dam Comment
  SEINET12044675  Dichelostemma congestum G. C. Kimber, Roush, L. 1920-1 s.n. San Mateo Coal Mine Ridge Comment
  JROH5083  Digitaria sanguinalis Toni Corelli 2006-9-20 328 San Mateo Jasper Ridge Biological Preserve, Stanford University; below Trail 12 in the dry stream bed of the Corte Madera Creek 109 Comment
  CAS-BOT-BC150450  Diplacus aurantiacus Elmer I. Applegate 1895-3-9 410 San Mateo Woodside road, near Stanford University Comment
  RSA133892  Dipsacus sativus John H. Thomas 1958-6-11 7229 San Mateo About 4.3 miles due E of Belmont near Crystal Springs Reservoir. 91 Comment
  CDA6696  Dipsacus sativus T. C. Fuller 1960-4-2 4066 San Mateo Crystal Springs Reservoir, road to Half Moon Bay. 0 Comment
  CAS-BOT-BC121860  Dirca occidentalis Walter Knight; Irja Knight; James B. Roof; Gregory Whipple; Ihsan A. Al-Shehbaz 1969-9-22 2792 San Mateo 0.9 miles from Pilarcitos Dam en route to Montara Mountain. On San Francisco Water Dept. Property. 274 Comment
  JROH4201  Dirca occidentalis John H. Thomas 1968-2-11 14144 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4210  Dirca occidentalis John Hunter Thomas 1981-2-14 20227 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4212  Dirca occidentalis John Hunter Thomas 1981-4-5 20282 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
  SD49792  Dirca occidentalis John H. Thomas 1958-2-15 6980 San Mateo Jasper Ridge, about 5 miles southwest of Palo Alto 152 Comment
  SD99465  Dirca occidentalis John H. Thomas 1968-2-11 14144 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto Comment
  UCR143110  Dirca occidentalis L. S. Rose 1933-6-9 33222 San Mateo San Francisco Bay Region, San Andreas Lake 305 Comment
  SJSU647  Dirca occidentalis S. R. Piazza 1941-3-2 San Mateo near S side Searsville L Comment
  UC860256  Disporum hookeri Lewis S. Rose 1939-5-5 39095 San Mateo San Mateo Canyon 45 Comment
  UC961171  Disporum hookeri G. H. Ward 1950-4-8 949 San Mateo 1 mi n of La Honda Comment
  CDA19686  Dittrichia graveolens J. Beall 2001-10-18 PDR 064552 San Mateo North Coast; East end of Weeks St. next to Bay Lands Nature Preserve vicinity of East Palo Alto. 0 Comment
  JROH3380  Dodecatheon hendersonii Le Roy Abrams 1901-3-3 1119 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3382  Dodecatheon hendersonii John H. Thomas 1958-2-15 6987 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC389755  Dodecatheon hendersonii J. Nieri 1969-2-26 s.n. San Mateo Hillsborough Comment
  POM129378  Dodecatheon hendersonii subsp. cruciatum R. L. Pendleton 1907-4-13 1320 San Mateo Canyvess Springs-Deen Ridge. 549 Comment
  JROH1515  Draba verna John Hunter Thomas 1989-4-20 24641 San Mateo Jasper Ridge Biological Preserve, Stanford University; grassy area below dam 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-BC159532  Drymocallis glandulosa var. glandulosa Margaret A. Barry 1937-5-15 111 San Mateo Woods on Coal Mine Ridge Comment
  CAS-BOT-BC159533  Drymocallis glandulosa var. glandulosa Ethel Crum 1930-4-27 707 San Mateo Woodside 152 Comment
  CAS-BOT-BC159536  Drymocallis glandulosa var. glandulosa W. R. Dudley 1896-4-18 s.n. San Mateo Pebble Beach at Pescadero - Santa Cruz Peninsula Comment
  CAS-BOT-BC159549  Drymocallis glandulosa var. glandulosa Hester Davis 1920-4-28 129 San Mateo Portola Valley - Santa Cruz Mountain Peninsula Comment
  RSA152268  Drymocallis glandulosa var. wrangelliana John H. Thomas 1961-5-7 9300 San Mateo San Bruno Mountain in northern part of county. 305 Comment
  CAS-BOT-BC67879  Dryopteris arguta John H. Thomas 1961-5-7 9296 San Mateo San Bruno Mountain in northern part of county. 396 Comment
  CAS-BOT-BC67892  Dryopteris arguta David D. Keck 1932-2-12 1361 San Mateo La Honda Road, east slope of Coast Range above Searsville Lake 304 Comment
  JROH41  Dryopteris arguta John Hunter Thomas 1982-11-8 21257 C San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  RSA11000  Dryopteris arguta C. B. Wolf 1928-3-14 1537 San Mateo La Honda grade in the Santa Cruz Mountains 152 Comment
  SEINET11619627  Dryopteris arguta Unknown 1929-1 7295 San Mateo Kings Mt Comment
  CDA33784  Dudleya farinosa D. G. Kelch 2011-3-13 11 .051-B San Mateo Pacifica. Along sea bluffs Comment
  CAS-BOT-BC428363  Dudleya farinosa L. R. Abrams 1909-8-2 4273 San Mateo Santa Cruz Peninsula. Pebble Beach hotel, Pescadero Comment
  CAS-BOT-BC428366  Dudleya farinosa Dr. Barton W. Evermann 1924-6-22 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
  JROH1823  Dysphania multifida John H. Thomas 1976-10-16 18408 San Mateo Jasper Ridge Biological Preserve, Stanford University; now dry delta in Searsville Lake at the mouth of Corte de Madera Creek Comment
  JROH1824  Dysphania multifida John H. Thomas 1976-10-26 18408 San Mateo Jasper Ridge Biological Preserve, Stanford University; now dry delta in Searsville Lake at the mouth of Corte de Madera Creek Comment
  CDA20206  Echinochloa colona J. Eide 2003-8-22 PDR 1424868 San Mateo San Francisco Bay Area; Residence at 74 Atherton Ave, Atherton. 0 Comment
  JROH5084  Echinochloa crus-galli John H. Thomas 1974-10-29 17652 San Mateo Jasper Ridge Biological Preserve, Stanford University. Small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH5086  Echinochloa crus-galli John H. Thomas 1976-10-16 18412 San Mateo Jasper Ridge Biological Preserve, Stanford University. Dry delta in Searsville Lake at the mouth of Corte de Madera Creek. Comment
  JROH4409  Eleocharis macrostachya John Hunter Thomas 1987-5-19 24301 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC113322  Eleocharis montevidensis Lewis Samuel Rose 1950-5-20 50146 San Mateo Emerald Lake region, hills of Redwood City 243 Comment
  CAS-BOT-BC113150  Eleocharis palustris Elizabeth McClintock; P. Reeberg 1989-5-2 s.n. San Mateo In disturbed seep 600 feet SE of the Carter/Martin intersection, Guadalupe Hills, Daly City 68 Comment
  POM144805  Eleocharis palustris E. B. Copeland 1903-03 3340 San Mateo Searsville. Comment
  SJSU15748  Elymus californicus John Rawlings 2015-5-11 1570 San Mateo Butano Creek near the state park boundary (and also Little Butano Cr along the six Bridges Trail) 152 Comment
Read comments Oct 30 2017
  RSA722471  Elymus californicus D. W. Taylor 1994-5-10 14279 San Mateo San Mateo Creek drainage; along Crystal Springs Road 0.3 mi east of junction of Tartan Trail 67 Comment
  SD38364  Elymus condensatus Edith A. Purer 1932-7-18 4006 San Mateo Half Moon Bay, sand dunes Comment
  JROH5103  Elymus glaucus subsp. glaucus John H. Thomas 1971-5-30 15979 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5104  Elymus glaucus subsp. glaucus John H. Thomas 1971-5-30 15979 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5109  Elymus glaucus subsp. glaucus John Hunter Thomas 1981-5-14 20580 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCSC007753  Elymus mollis subsp. mollis Becky Hendricks 2012-5-16 s.n. San Mateo Ano Nuevo State Park Comment
  CAS-BOT-BC235203  Elymus multisetus L. R. A. 1901-5-1 1866 San Mateo Woodside Comment
  CAS-BOT-BC235206  Elymus multisetus Ned Cahill 1974-5-30 316 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JROH5123  Elymus multisetus John H. Thomas 1975-5-26 17910 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5126  Elymus multisetus John Hunter Thomas 1978-5-16 19218 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
  JROH5277  Elymus triticoides Herbert Dengler 1960-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; 200 yds inside preserve from Mantilla Drive Comment
  JROH3041  Epilobium brachycarpum John H. Thomas 1971-8-7 16019 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC166141  Epilobium canum subsp. canum John Thomas Howell 1932-10-19 10853 San Mateo Skyline Boulevard at summit of hills east of Half Moon Bay Comment
  POM32051  Epilobium canum subsp. canum C. F. Baker 1902-10-20 52 San Mateo Summit of Coast Range Comment
  SBBG33992  Epilobium canum subsp. canum L. S. Rose 1969-8-8 San Mateo Cahill Ridge, Skyline Blvd and Half Moon Bay Rd 243 Comment
  UC1122561  Epilobium ciliatum subsp. watsonii H. S. Yates 1935-5-8 5220 San Mateo 2 mi sw Pescadero; Santa Cruz Quadrangle Comment
  JROH3063  Epilobium densiflorum H. J. Dengler 1972-8-17 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of water along W. Searsville inlet Comment
  JROH3066  Epilobium densiflorum John Hunter Thomas 1981-5-25 20623 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3069  Epilobium densiflorum H. J. Dengler 1972-8-21 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3075  Epilobium torreyi John H. Thomas 1969-5-28 15091 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD135303  Equisetum arvense J. D. Skoss 1948-7-25 49 San Mateo San Vicente Canyon near Montara. Comment
  CAS-BOT-BC57598  Equisetum telmateia Elizabeth McClintock 1965-3-28 s.n. San Mateo Devil's Arroyo Comment
  CAS-BOT-BC57605  Equisetum telmateia L. R. A. 1902-3-16 2282 San Mateo Kings's Mountain Comment
  CAS-BOT-BC57614  Equisetum telmateia A. D. E. Elmer 1903-3-1 4501 San Mateo Portola Comment
  JROH67  Equisetum telmateia subsp. braunii Lawrence J. Winship 1974-11-2 4 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  JROH71  Equisetum telmateia subsp. braunii John Hunter Thomas 1979-9-9 19717 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  IRVC3917  Equisetum telmateia subsp. braunii P. W. Rundel 1963-7-7 1138 San Mateo San Francisco Bay drainage area; Summer Spring Road; woodside. Santa Cruz Mountains 152 Comment
  SJSU15447  Eragrostis curvula John Rawlings 2009-5-1 1048 A San Mateo This ornamental grass appeared along a short stretch of San Hill Rd. at the entrance to the Horse Park at Woodside. 119 Comment
Read comments Feb 18 2015
  SD37544  Erechtites argutus Edith A. Purer 1933-8-13 5422 San Mateo Along roadside, near Belmont. Comment
  SEINET11859536  Erechtites argutus E. A. Purer 1933-8-13 5422 San Mateo near Belmont Comment
  CAS-BOT-BC299885  Erechtites glomeratus Robert F. Thorne; P. Everett 1963-6-9 32212 San Mateo Near TV tower on top of San Bruno Mountain 335 Comment
  JROH644  Erigeron bonariensis John H. Thomas 1972-8-18 16156 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS41479  Erigeron glaucus Adele Lewis Grant 1917-5-6 935 San Mateo near Pescadero; Pebble Beach 3 Comment
  CAS-BOT-BC295091  Erigeron glaucus Javier Penalosa 1963-3-9 2675 San Mateo San Bruno Mountain. Slopes southeast of 1314 ft. summit 381 Comment
  CAS-BOT-BC300064  Erigeron philadelphicus Philip Wheeler 1965-7-7 s.n. San Mateo San Bruno Mountain. April Brook 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
  JROH2723  Eriodictyon californicum D. E. Breedlove 1971-5-31 19391 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  JROH2726  Eriodictyon californicum John H. Thomas 1974-5-29 17398 San Mateo Jasper Ridge Biological Preserve, Stanford University; near riders' shack Comment
  POM223309  Eriodictyon californicum L. S. Rose 1935-6-11 35217 San Mateo Kings Mountain. Comment
  UC24053  Eriodictyon californicum J. Burtt Davy Jun 21 1893-Jun 23 1893 1137 San Mateo Pilarcitos Lake and Canyon Comment
  CAS-BOT-BC216244  Eriodictyon californicum Josephine D. Randall 1907-7-24 166 San Mateo Road to Crystal Springs Lake, Santa Cruz Peninsula Comment
  JEPS127890  Eriogonum fasciculatum var. foliolosum Adam C. Schneider with C. Matt Guilliams and Will Freyman 2013-6-24 309 San Mateo Crystal Springs Reservoir. Comment
  JEPS111099  Eriogonum gracile Zoe Ellis Chandik 1993-7-25 San Mateo Along Hwy 280, E side near Farmhill Road.. Comment
  CAS-BOT-BC251995  Eriogonum latifolium A. D. E. Elmer 1903-7-1 4557 San Mateo Half Moon Bay Comment
  RSA107485  Eriogonum latifolium L. S. Rose 1955-7-25 55167 San Mateo Pigeon Point 6 Comment
  CAS-BOT-BC251975  Eriogonum latifolium Phillip C. Wheeler 1965-5-18 s.n. San Mateo Base of the mountain adjacent to Olivet Cemetery Comment
  CAS-BOT-BC251989  Eriogonum latifolium David D. Keck 1931-10-5 1287 San Mateo One mile north of Salada Beach, 200 m. from ocean on sand dunes Comment
  CAS-BOT-BC264775  Eriogonum luteolum L. S. Rose 1941-9-2 41432 San Mateo Emerald Lake, west of Redwood City 90 Comment
  RSA187318  Eriogonum luteolum John H. Thomas 1964-7-3 10441 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto Comment
  SD38964  Eriogonum luteolum Edith A. Purer 1933-8-25 5510 San Mateo Near Schullser Blvd, on hillside, Skyline Blvd. Comment
  JEPS83607  Eriogonum luteolum var. luteolum Roy E. Buck, Randall A. Morgan 1984-6-17 504 San Mateo 5.7 km sw Redwood City (in area bounded by Hwy. I-280, Edgewood Rd., and Canada Rd.) 152 Comment
  JROH3228  Eriogonum luteolum var. luteolum John H. Thomas 1967-11-5 14133 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC269000  Eriogonum nudum var. auriculatum Javier Penalosa 1963-3-30 2717 San Mateo San Bruno Mountain. North of Randolph Drive at Hillside Blvd. in SSF 91 Comment
  SBBG39490  Eriogonum nudum var. auriculatum L. S. Rose 1970-7-26 70080 San Mateo Hillsborough, Black Mtn, Skyline Blvd 121 Comment
  UC54768  Eriogonum nudum var. auriculatum J. Burtt Davy Jun 21 1893-Jun 23 1893 1149 San Mateo Pilarcitos Lake and Canyon Comment
  RSA766375  Eriogonum nudum var. auriculatum D. D. Keck 1931-10-5 1278 San Mateo Between Woodside and Crystal Springs Lake. Comment
  CAS-BOT-BC304084  Eriophyllum confertiflorum W. R. Dudley 1895-6-14 s.n. San Mateo Santa Cruz Mt Peninsula. Top of ridge by rocks near Searsville Dam Comment
  SEINET11850692  Eriophyllum confertiflorum Unknown 1932-1 9194 San Mateo no further locality Comment
  JROH716  Eriophyllum confertiflorum var. confertiflorum John Hunter Thomas 1989-5-9 24717 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC301262  Eriophyllum lanatum var. arachnoideum H. E. McMinn 1922-6-22 258 San Mateo Unspecified Comment
  CAS-BOT-BC301263  Eriophyllum lanatum var. arachnoideum Josephine D. Randall 1907-6-29 68 San Mateo Santa Cruz Peninsula. Kings Mt. Road Comment
  CAS-BOT-BC301266  Eriophyllum lanatum var. arachnoideum C. F. Leitholt 1893-5-27 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Summit Springs, Kings Mountain Comment
  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-BC124130  Eriophyllum latilobum Amos Arthur Heller 1907-5-28 8584 San Mateo Back of San Mateo on the Half Moon Bay road Comment
  CHSC22930  Eriophyllum staechadifolium Robert A. Schlising; Glenn Keator 1962-2-3 2045 San Mateo Coast Ranges. Slope along Highway 1, 3.9 mi N of Jct with Bonnie Doon Road. Comment
  UC483493  Eriophyllum staechadifolium Ira L. Wiggins 1929-7-4 3793 San Mateo sea bluffs at Pescadero Beach Comment
  CAS-BOT-BC301965  Eriophyllum staechadifolium Carl B. Wolf 1930-11-5 1808 San Mateo 2 miles south of San Gregorio 60 Comment
  POM204324  Eryngium armatum I. L. Wiggins 1929-7-4 3794 San Mateo Pescadero Beach Comment
  POM259929  Eryngium armatum I. L. Wiggins 1939-8-2 9296 San Mateo Ano Nuevo Point Comment
  CAS-BOT-BC54511  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-6-12 860 San Mateo Coast Range. La Honda grove. 121 Comment
  UC1034903  Erysimum capitatum G. B. and R. P. Rossbach 1938-6-12 860 San Mateo La Honda Grove Coast Range 121 Comment
  CAS-BOT-BC54823  Erysimum franciscanum A. D. E. Elmer 1903-5-1 4480 San Mateo Crystal Springs Lake. Comment
  CAS-BOT-BC54840  Erysimum franciscanum G. B. Rossbach; R. P. Rossbach 1938-3-15 800 San Mateo East side Crystal Springs Lake. 106 Comment
  CAS-BOT-BC54851  Erysimum franciscanum G. B. Rossbach; R. P. Rossbach 1939-3-28 905 a fl. 905b fr. San Mateo San Mateo Creek, below Crystal Springs Lake. 60 Comment
  CAS-BOT-BC54857  Erysimum franciscanum G. B. Rossbach; R. P. Rossbach 1939-4-2 908 a fl. 908b fr. San Mateo Just above and west of south end of San Andreas Lake. 213 Comment
  CAS-BOT-BC54868  Erysimum franciscanum Le Roy Abrams 1902-5-11 2443 San Mateo Crystal Springs Lake. 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
  RSA102113  Erysimum franciscanum G. B. Rossbach 567 San Mateo Lower W slope Pulgas Ridge above E shore Crystal Springs Lake Comment
  UC1034705  Erysimum franciscanum G. B. Rossbach 1955-3-26 576 San Mateo upper n slope n radio tower; San Bruno Mt. Comment
  UC1034948  Erysimum franciscanum G. B. and R. P. Rossbach 1939-6-4 914 San Mateo knoll above se shore Crystal Springs Lake (sw base of ridge); Pulgas Ridge 91 Comment
  CAS-BOT-BC54859  Erysimum franciscanum G. B. Rossbach; R. P. Rossbach 1939-5-12 912 San Mateo Slope of headland above sea, Padro Point. Comment
  PGM188  Erysimum franciscanum Vern Yadon 1968-4-5 San Mateo Pigeon Pt Lighthouse area Highway 1, Pigeon Pt Lighthouse just S of Comment
  SEINET11989205  Erysimum franciscanum E. McClintock, Knight, W.; Knight, I. 1982-1 4638 San Mateo Kamchatka Point, San Bruno Mountain Comment
  SD234188  Erythranthe guttata Claude Bonang 1958-4-4 7 San Mateo Woods along road from Searsville Lake to Jasper Ridge. Comment
  CAS-BOT-BC403531  Eschscholzia californica Louis F. Pitelka 1973-4-30 s.n. San Mateo Bolsa Point, about 1 mi N of Pigeon Point and about 39 mi S of San Francisco Comment
  CAS-BOT-BC403540  Eschscholzia californica A. A. Heller 1907-4-25 8457 San Mateo San Bruno Hills Comment
  JEPS51733  Eschscholzia californica Dr. L. M. Newlon 1921-1 245 San Mateo sea shore from Salada to Mussel Comment
  JROH3098  Eschscholzia californica John H. Thomas 1975-4-5 17713 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SD40077  Eschscholzia californica Edith A. Purer 1933-7-27 5384 San Mateo 2.0 miles south of Pigeon Point. Comment
  CAS-BOT-BC403544  Eschscholzia californica H. L. Mason 1922-4-1 s.n. San Mateo At Pigeon Point Light Comment
  OBI48876  Eschscholzia californica S. Bagley 1969-3-28 San Mateo Near the San Fernando Game refuge 145 Comment
  CAS-BOT-BC202734  Euonymus occidentalis W. R. Dudley 1910-5-26 s.n. San Mateo Santa Cruz Mountain Peninsula. Los Trancos Creek, above Judge Allen's Comment
  CAS-BOT-BC202741  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
  JROH1797  Euonymus occidentalis var. occidentalis E. I. Applegate 1895-5-11 67 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Dam Comment
  JROH1803  Euonymus occidentalis var. occidentalis Carol Zabel 1989-5-5 14 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 1 on sandstone slope east of redwoods Comment
  UCD142397  Euphorbia helioscopia Walter Russell 1949-9-11 594 San Mateo Millbrae. Beside Highway 101. Comment
  UCR121567  Euphorbia lathyris George K. Helmkamp, E. A. Helmkamp 1999-6-28 4993 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  UCR123136  Euphorbia oblongata Don Pendleton 2002-4-26 s.n. San Mateo San Francisco Bay Region, Woodside, Sandhill Road, 0.25 mi north of Portola Road, west of Hwy 280 152 Comment
  UC202830  Euphorbia spathulata A. D. E. Elmer Apr 1903 4740 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC310625  Eurybia radulina Margaret A. Barry 1937-7-17 203 San Mateo Coal Mine Ridge Comment
  UC1536887  Eurybia radulina G. H. True Jr. 1937-7-31 829 San Mateo near, (Alpine Road near Skyline Blvd.) Skyline Blvd. 182 Comment
  UC1557877  Eurybia radulina J. Semple, S. Heard 1987-9-21 8914 San Mateo CA-35 27.4 km s of CA-92 Comment
  SJSU6623  Felicia amelloides T. M. Morton 1972-4-1 San Mateo residence 735 Laurelwood Dr, San Mateo Comment
  SJSU5380  Felicia bergeriana C. S. Hendrick 1963-3-20 San Mateo Sharon Estate Comment
  JROH5150  Festuca arundinacea John Hunter Thomas 1979-5-22 19578 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5947  Festuca bromoides John Rawlings 2017-4-9 1992 San Mateo Jasper Ridge Biological Preserve, Stanford University; path from Field Station to the top of the Dam, 116 Comment
  CAS-BOT-BC278285  Festuca californica James McMurphy 1906-5-20 s.n. San Mateo Road to Kings Mt. Comment
  LA130809  Festuca californica David D. Keck; 1932-5-11 1499 San Mateo above Woodside on La Honda rd, E slope of Santa Cruz Mountains Comment
  POM296651  Festuca californica var. californica Lyman Benson 1930-5-3 2100 San Mateo Above Woodside, Mt. Range: Santa Cruz 244 Comment
  JROH5180  Festuca elmeri John Rawlings 2013-5-13 1167 San Mateo Jasper Ridge Biological Preserve, Stanford University; uphill side of Trail 8 east of the Trail 7 intersection 136 Comment
  JROH5485  Festuca microstachys John Rawlings 2005-3-30 1016 San Mateo Jasper Ridge Biological Preserve, Stanford University. Growing around and in cracks of serpentine rock outcrops in north-facing serpentine grassland (Area H), uphill and west of the exclosure. 146 Comment
  JROH5487  Festuca microstachys J. H. Thomas 1957-4-16 6654 San Mateo Jasper Ridge Biological Preserve, Stanford University 182 Comment
  JROH5769  Festuca microstachys Herb Dengler 1957-4-21 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Top of dome. Comment
  JROH5501  Festuca myuros Stephen N. Turitzin 1975-5-7 3 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5715  Festuca occidentalis Volney Rattan 21 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville. Comment
  RSA582075  Festuca rubra D. D. Keck 1932-5-6 1478 San Mateo Above Millbrae Highlands Comment
  SD39962  Fragaria chiloensis Edith A. Purer 1933-7-27 5386 San Mateo sand dunes, two miles south of Pigeon Point Comment
  UC466552  Fragaria chiloensis R. L. Pendleton 1907-4-20 629 San Mateo Colma Comment
  CAS-BOT-BC437029  Fragaria chiloensis A. D. E. Elmer 1903-4-1 4799 San Mateo San Pedro Comment
  UCD113190  Fragaria chiloensis Everett H. Everson 1951-4-28 40 San Mateo 2.2 miles south of Pescadero, on Highway 1. 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
  UC917281  Fragaria vesca W. A. Harvey and J. M. Tucker 1948-6-29 1705 San Mateo just w road to Portola State Park jct with Highway 5 (Skyline Blvd) (beside road to Portola State Park) Comment
  CAS-BOT-BC457515  Fragaria vesca subsp. californica W. R. Dudley 1894-7-28 s.n. San Mateo hill between La Honda and Pescadero, Santa Cruz Mountain Pennisula Comment
  CAS-BOT-BC457520  Fragaria vesca subsp. californica Le Roy Abrams 1902-5-20 2469 San Mateo Kings Mountain Comment
  CAS-BOT-BC52678  Frangula californica subsp. californica Margaret A. Barry 1937-9-24 221 San Mateo on Coal Mine Ridge Comment
  JROH3540  Frangula californica subsp. californica John H. Thomas 1973-5-5 16770 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3542  Frangula californica subsp. californica John H. Thomas 1974-8-11 17509 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3548  Frangula californica subsp. californica John Hunter Thomas 1981-2-14 20211 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC53602  Frangula californica subsp. tomentella Alice Eastwood 1922-5-30 11333 San Mateo Crystal Springs lakes 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
  CAS-BOT-BC211606  Frankenia salina Walter Knight; Irja Knight 1964-9-2 s.n. San Mateo Northwest beach, Point San Bruno, San Bruno Mountain Comment
  CHSC57013  Frankenia salina Josephine Boyd 1988-5-3 San Mateo On Sand Point in the Menlo Park Baylands at the e end of the Embarcadero ca 0.5 mi e of the Palo Alto Municipal Airport and 0.3 mi nw of the San Mateo County-Santa Clara County boundary. 4 Comment
  SEINET7883472 Image available Franseria bipinnatifida Lewis S. Rose 1938-1 38226 San Mateo El Granada alt. 10 ft. 3 Comment
  SEINET6694664 Image available Fraxinus oregona W. R. Dudley 1893-1 San Mateo San francisquita creek near big tree Comment
  CAS-BOT-BC130139  Fritillaria affinis J. H. Thomas 1949-4-14 268 San Mateo [King's] Kings Mt. Road Comment
  CAS-BOT-BC130146  Fritillaria affinis J. H. Thomas 1954-6-11 4268 San Mateo Along San Gregorio Creek about 1.5 mi. W. of La Honda 106 Comment
  JEPS55687  Fritillaria affinis W. Roderick 1962-2-10 San Mateo Mount San Bruno 3 Comment
  JROH4686  Fritillaria affinis John Hunter Thomas 1981-4-5 20278 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek Comment
  POM169361  Fritillaria affinis C. F. Baker 1902-3-30 430 San Mateo Crystal Springs Lake. Comment
  POM278014  Fritillaria affinis Lyman Benson 1935-5-5 6542 San Mateo Lake Searsville 152 Comment
  JROH4683  Fritillaria affinis John H. Thomas 1969-4-12 14893 San Mateo Jasper Ridge Biological Preserve, Stanford University. Oak woodland below dam Comment
  SD39120  Fritillaria affinis Marie Cummings 1933-4-11 11 San Mateo Spring Valley Lake. Comment
  CAS-BOT-BC130379  Fritillaria liliacea James McMurphy 1909-3-20 s.n. San Mateo Crystal Springs Comment
  CAS-BOT-BC130385  Fritillaria liliacea Marion Gallagher; Gladys L. Smith 1978-6-3 4804 San Mateo Farm Hill above Redwood City Comment
  SD39122  Fritillaria liliacea McCallum, Marie Cummings 1933-4-12 2148 San Mateo Open hills near Skyline Boulevard, above La Honda. Comment
  UCR248782  Fumaria capreolata Peter Rubtzoff 1988-5-12 9921 San Mateo San Bruno Mountain, 'saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction; NW part of the area, near old Guadalupe Road between Bog Trail and Saddle Trail junction 213 Comment
  CAS-BOT-BC389733  Galium J. Lovelle 1973-8-5 37 San Mateo Mt. Ellen Trail 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
  JROH3783  Galium aparine John Hunter Thomas 1980-5-1 19914 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCR123146  Galium californicum subsp. californicum George K. Helmkamp, E. A. Helmkamp 2001-6-2 6778 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
  JROH3786  Galium murale John H. Thomas 1958-5-10 7138 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3789  Galium murale John H. Thomas 1963-4-13 10032 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville end of lake near the riders shack. Comment
  JROH3814  Galium porrigens var. porrigens John Hunter Thomas 1983-4-28 21782 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA120734  Galium triflorum S. S. Tillett, I. Sternback 1956-6-24 530 San Mateo Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park. 396 Comment
  JROH799  Gamochaeta ustulata John Hunter Thomas 1985-5-7 23644 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM58032  Gamochaeta ustulata E. B. Copeland 1903-6-18 3312 San Mateo Montara Point. Comment
  UCD84710  Gamochaeta ustulata Robert E. Preston 2009-6-16 2688 San Mateo Santa Cruz Mtns, ca. 0.5 mi NW of Waterman Gap. 347 Comment
  CAS-BOT-BC303472  Gamochaeta ustulata W. R. Dudley 1900-3-18 s.n. San Mateo Santa Cruz Mt Peninsula. Hill E of Salada Valley Comment
  CAS-BOT-BC194571  Garrya elliptica A. D. E. Elmer 1903-2-1 4469 San Mateo Portola Comment
  UC21591  Garrya elliptica J. Burtt Davy Jun 21 1893-Jun 23 1893 San Mateo Pilarcitos Lake and Canyon Comment
  JROH5188  Gastridium phleoides John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC59638  Gaultheria shallon W. R. Dudley 1894-3-24 s.n. San Mateo Lower part of Pescadero Creek. Comment
  JROH2613  Geranium dissectum John H. Thomas 1973-3-12 16486 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2619  Geranium dissectum John Hunter Thomas 1983-5-23 22242 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near shack side and low-flow crossing. Comment
  CAS-BOT-BC166682  Geranium dissectum Peter Rubtzoff 1976-5-22 8546 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  JROH2616  Geranium dissectum John H. Thomas 1974-4-13 17156 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5790  Geranium purpureum Toni Corelli 2016-4-25 1250 San Mateo Jasper Ridge Biological Preserve, Stanford University; outside exclosure Rd. G 121 Comment
  SD38797  Gilia achilleifolia subsp. multicaulis E. A. Purer 1933-5-16 3638 San Mateo Alpine Road Comment
  UC880097  Gilia clivorum Lewis S. Rose 1937-4-24 37229 A San Mateo Emerald Lake 91 Comment
  JROH3168  Gilia clivorum John Hunter Thomas 1991-5-2 25010 San Mateo Jasper Ridge Biological Preserve, Stanford University; near exclosure Comment
  CAS-BOT-BC266510  Githopsis diffusa Fred Hemphill 1973-4-8 614 San Mateo San Carlos. N of Malabar Road and Melendy Drive 243 Comment
  CAS-BOT-BC303849  Gnaphalium John H. Thomas 1961-5-7 9286 San Mateo San Bruno Mt in N part of county 396 Comment
  POM202446  Gnaphalium californicum W. R. Dudley 1895-6-14 s.n. San Mateo Top of ridge near rocks, Searsville Comment
  RSA18268  Gnaphalium californicum C. B. Wolf 1927-6-27 455 San Mateo Los Troncos Creek, 2 mi back of Stanford University. Comment
  UCR254759  Gnaphalium chilense Peter Rubtzoff 1975-11-8 8438 San Mateo San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction 213 Comment
  SEINET11849362  Gnaphalium chilense E. H. Graham 1931-1 6933 San Mateo Ano Nuevo Pt., S of San Francisco Comment
  CAS-BOT-BC307439  Gnaphalium palustre Le Roy Abrams 1900-10-1 1006 San Mateo Searsville Lake Comment
  UCR254881  Gnaphalium ramosissimum Peter Rubtzoff 1978-9-16 9272 San Mateo San Bruno Mountains, 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction 213 Comment
  POM58030  Gnaphalium stramineum E. B. Copeland 1903-6-18 3211 San Mateo Montara Point. Comment
  JROH828  Grindelia John H. Thomas 1972-5-5 16079 San Mateo Jasper Ridge Biological Preserve, Stanford University 123 Comment
  CAS-BOT-BC304504  Grindelia hirsutula Alice Eastwood 1914-12-16 s.n. San Mateo Redwood City Comment
  CAS-BOT-BC304532  Grindelia hirsutula W. R. Dudley 1897-10-10 s.n. San Mateo At Pilar Point Comment
  CAS-BOT-BC304533  Grindelia hirsutula Lewis S. Rose 1933-7-21 33306 San Mateo Montara Comment
  CAS-BOT-BC304536  Grindelia hirsutula W. R. Dudley 1899-5-14 s.n. San Mateo Santa Cruz Peninsula. By road from Pilarcitos to San Andreas Comment
  CAS-BOT-BC304555  Grindelia hirsutula Phillip C. Wheeler 1965-7-8 s.n. San Mateo San Bruno Mountain. Along road on ridge Comment
  CAS-BOT-BC304561  Grindelia hirsutula Lewis S. Rose 1933-6-9 33221 San Mateo San Andreas Lake Comment
  POM359076  Grindelia hirsutula L. S. Rose 1948-11-29 48243 San Mateo Mills Field. Comment
  UC897072  Grindelia hirsutula Alice Eastwood 1912-6-10 322 San Mateo Crystal Springs Comment
  JROH813  Grindelia hirsutula H. J. Dengler 1961-5-8 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; S.W. of Searsville Rocks by steep road Comment
  SEINET7010152  Grindelia humilis R. A. Evers, Clara V. Evers 1975-8-24 115023 San Mateo Trailer Villa, Redwood City. Comment
  POM204326  Grindelia stricta var. platyphylla I. L. Wiggins 1929-7-4 3799 San Mateo Pescadero Beach Comment
  UC137310  Guillenia lasiophylla C. F. Baker 1902-4-6 459 San Mateo Crystal Springs Lake Comment
  JROH832  Helenium puberulum John H. Thomas 1968-4-19 14293 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH841  Helenium puberulum John Hunter Thomas 1981-7-12 20696 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC309530  Helenium puberulum E. M. Zeile 1921-7-30 1132 San Mateo Mussel Rock Comment
  CAS-BOT-BC309534  Helenium puberulum W. R. Dudley 1895-9-15 s.n. San Mateo Santa Cruz Peninsula. El Corte Madera road Comment
  CAS-BOT-BC305628  Helianthus californicus W. R. Dudley 1893-8-2 s.n. San Mateo Santa Cruz Peninsula. Doyles Ranch near Bay, Menlo Park Comment
  CAS-BOT-BC314938  Hemizonia congesta subsp. luzulifolia Cherie Wetzel 1969-6-20 886 San Mateo Near Canada College, Redwood City just off of Farm Hill Blvd. Comment
  CAS-BOT-BC314950  Hemizonia congesta subsp. luzulifolia L. R. Abrams 1914-7-15 5140 San Mateo Crystal Springs Comment
  JROH875  Hemizonia congesta subsp. luzulifolia John Hunter Thomas 1991-8-4 25078 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SBBG39532  Hemizonia congesta subsp. luzulifolia L. S. Rose 1970-7-26 San Mateo Hillsborough, Black Mtn, Skyline Blvd 121 Comment
  SJSU15951  Hemizonia congesta subsp. luzulifolia John Rawlings, Ken Hickman 2016-5-26 1828 B San Mateo Serpentine seep area up-slope from the Hwy 92 west onramp to Hwy 280 north, down-slope from the San Francisco Watershed boundary fence 122 Comment
  UC193425  Hemizonia congesta subsp. luzulifolia H. M. Hall 1916-7-13 10225 San Mateo 2.2 km e Crystal Springs Reservoir; San Mateo Creek 38 Comment
  UC193427  Hemizonia congesta subsp. luzulifolia H. M. Hall 1916-7-14 10232 San Mateo hills w Millbrae; Region of San Francisco Bay Comment
  UC897727  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1915-10-14 260 San Mateo Cedro Villa Santa Cruz Mountain Peninsula, Stanford University Comment
  UC990599  Hemizonia congesta subsp. luzulifolia James I. McMurphy 1910-8-24 San Mateo Corte Madera Creek Comment
Read comments Mar 12 2009
  CAS-BOT-BC314937  Hemizonia congesta subsp. luzulifolia Cherie Wetzel 1969-7-8 923 San Mateo Near Canada College, Redwood City just off of Farm Hill Blvd. Comment
  SEINET11841255  Hemizonia corymbosa E. H. Graham 1931-1 6924 San Mateo Ano Nuevo Point Comment
  POM299466  Hemizonia corymbosa subsp. corymbosa L. S. Rose 1941-8-9 41361 San Mateo Moss Beach. 16 Comment
  SEINET11848430  Hemizonia luzulifolia E. A. Purer 1933-1 5398 San Mateo Bayshore Highway Comment
  RSA81595  Hemizonia luzulifolia subsp. rudis James I. McMurphy 1910-8-24 s.n. San Mateo Corte Madera Creek. Comment
  POM287748  Heracleum maximum Lyman Benson 1931-4-13 2710 San Mateo Behind Stanford University, bottom land at junction with Corte Madera Creek Comment
  JROH881  Hesperevax sparsiflora var. sparsiflora John H. Thomas 1957-4-16 6648 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH887  Hesperevax sparsiflora var. sparsiflora John Hunter Thomas 1978-4-22 19109 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH896  Hesperevax sparsiflora var. sparsiflora John Hunter Thomas 1986-5-6 24005 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
  CAS-BOT-BC403870  Hesperocnide tenella James McMurphy 1906-5-14 s.n. San Mateo Above Stanford Residence, San Francisquito Creek Comment
  JROH116  Hesperocyparis macrocarpa John Hunter Thomas 1979-9-9 19734 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC176204  Hesperolinon congestum John H. Thomas 1961-5-14 9379 San Mateo Just north of dam on San Mateo Creek 121 Comment
  CAS-BOT-BC176211  Hesperolinon congestum David D. Keck 1940-5-15 5035 San Mateo Upper Crystal Springs Lake, east side 100 Comment
  JROH2933  Hesperolinon micranthum John Hunter Thomas 1981-5-25 20624 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2936  Hesperolinon micranthum John Hunter Thomas 1983-6-29 22713 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2939  Hesperolinon micranthum John Hunter Thomas 1992-5-25 25342 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1212270  Hesperolinon micranthum Helen K. Sharsmith 1947-6-3 3975 San Mateo above Redwood City; Outer South Coast Ranges 152 Comment
  CAS-BOT-BC148474  Heteromeles arbutifolia A. D. E. Elmer 1903-2-1 4575 San Mateo Portola Comment
  JROH3678  Heteromeles arbutifolia John H. Thomas 1973-6-10 16814 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA0072445  Heteromeles arbutifolia John H. Thomas 1958-11-22 7504 San Mateo Jasper Ridge, about 5 miles southwest of Palo Alto. 152 Comment
  CAS-BOT-BC311097  Heterotheca oregona var. scaberrima W. R. Dudley 1896-10-11 s.n. San Mateo Santa Cruz Mountain Peninsula. On railroad track between Menlo Park and Palo Alto Comment
  CAS-BOT-BC310767  Heterotheca sessiliflora subsp. echioides Lewis S. Rose 1966-8-20 66087 San Mateo San Bruno Mountain, Summit 365 Comment
  CAS-BOT-BC310768  Heterotheca sessiliflora subsp. echioides Phillip C. Wheeler 1965-7-8 s.n. San Mateo San Bruno Mountain. 3 mile ridge Comment
  HSC24041  Heuchera micrantha Mary Katherine Wicksten 1971-6-30 143 San Mateo Huddart Park, by W Union Creek, near Meadow Area Comment
  CAS-BOT-BC420894  Heuchera micrantha var. diversifolia Margaret A. Barry 1938-5-29 262 San Mateo Corte Madera Creek near Coal Mine Ridge Comment
  CAS-BOT-BC424380  Heuchera micrantha var. hartwegii W. R. Dudley 1893-5-27 s.n. San Mateo Redwoods near top of Kings Mountain Comment
  RSA0063146  Heuchera micrantha var. hartwegii Carl B. Wolf 1929-6-8 3747 San Mateo Searsville Lake. Comment
  CHSC56591  Heuchera micrantha var. pacifica Steven Triano 1988-5-24 167 San Mateo Ca 0.1 mi w of Old La Honda Road near Martin Creek and 0.4 air miles e of SkyLonda. 381 Comment
  SEINET9737076  Heuchera micrantha var. pacifica L. S. Rose 1941-7-2 41289 San Mateo Kings Mountain 600 Comment
  POM209883  Hieracium albiflorum D. D. Keck 1934-7-7 2927 San Mateo Kings Mountain, just east of summit. 549 Comment
  UC1137088  Hierochloe occidentalis August L. Hormay 1932-3-6 San Mateo near Pescadero (redwood belt); Blumequist Mill Comment
  UC822103  Hierochloe occidentalis L. R. Abrams 1904-3-7 San Mateo Bear Gulch Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC55431  Hirschfeldia incana Ira L. Wiggins 1975-8-5 22174 San Mateo Bed of San Francisquito Creek, ca. 100 m above Pope Street bridge, both sides of Santa Clara--San Mateo line. Comment
  CAS-BOT-BC55437  Hirschfeldia incana Walter Knight; Irja Knight 1964-5-4 s.n. San Mateo San Bruno Mountains. Colma Canyon. Comment
  CAS-BOT-BC55439  Hirschfeldia incana Saichi Kawahara 1968-6-15 440 San Mateo Pescadero Beach, 150 yards south of mouth of Pescadero Creek, Highway 1. 4 Comment
  RSA0017050  Hoffmannseggia glauca T. S. Brandegee 1889-2-2 s.n. San Mateo San Gregorio Comment
  CAS-BOT-BC289252  Holcus lanatus Walter Knight; Irja Knight; Elizabeth McClintock; Carlyn Halde 1963-6-23 s.n. San Mateo Lower Part of Colma Canyon, San Bruno Mountain Comment
  CAS-BOT-BC289253  Holcus lanatus Philip Wheeler 1965-6-8 s.n. San Mateo Crocker Industrial Park, San Bruno Mountain Comment
  JROH5217  Holcus lanatus John Hunter Thomas 1989-5-30 24756 San Mateo Jasper Ridge Biological Preserve, Stanford University 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
  RSA262239  Holodiscus discolor John H. Thomas 1971-5-30 15982 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  JROH3700  Holodiscus discolor var. discolor John Hunter Thomas 1989-6-6 24765 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3702  Holodiscus discolor var. discolor John Hunter Thomas 1991-5-17 25054 San Mateo Jasper Ridge Biological Preserve, Stanford University. Woodland between dam and San Francisquito Creek near pump house Comment
  SEINET10867105  Hookera terrestris Helen M. Edwards 1917-4-12 Edwards s.n. 1917 San Mateo Crystal Sprngs Lake Comment
  POM190456  Hordeum brachyantherum D. D. Keck 1932-5-6 1465 San Mateo Belmont. Comment
  POM198993  Hordeum brachyantherum A. D. E. Elmer 1903-06 4857 San Mateo Crystal Springs Lake. Comment
  UCD164679  Hordeum brachyantherum Peter Rubtzoff 1976-5-22 8545 San Mateo San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  SEINET10826894  Hordeum brachyantherum subsp. brachyantherum Adolph D. E. Elmer Elmer 4851 San Mateo Crystal Springs Lake. Comment
  JROH5230  Hordeum brachyantherum subsp. californicum John Hunter Thomas 1981-5-19 20607 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET10598962  Hordeum californicum LeRoy R. Abrams Abrams 1651 San Mateo Cooley Landing. Comment
  CAS-BOT-BC285047  Hordeum depressum Le Roy Abrams 1901-5-1 1651 San Mateo Cooley's Landing Comment
  JROH5238  Hordeum marinum subsp. gussoneanum John H. Thomas 1971-5-30 15953 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC289397  Hordeum murinum subsp. glaucum Ira L. Wiggins 1975-4-17 22143 San Mateo NE side of Southern Pacific righ-of-way between San Francisquito Creek and Willow Road, Menlo Park Comment
  UC1537225  Hordeum murinum subsp. leporinum Gordon H. True Jr. 1937-4-3 620 San Mateo Salada Beach Road 182 Comment
  CAS-BOT-BC271352  Hordeum vulgare John H. Thomas 1971-4-25 15793 San Mateo Intersection of Interstate 280 and Sand Hill Road behind Stanford Univ. Campus Comment
  CAS-BOT-BC271353  Hordeum vulgare J. H. Thomas 1962-5-12 9862 San Mateo Franklin Point, about sea level Comment
  CAS-BOT-BC271356  Hordeum vulgare William R. Dudley 1895-6-1 s.n. San Mateo Near Palo Alto Comment
  RSA498673  Horkelia californica E. A. Purer 1933-7-27 5341 San Mateo Pigeon Point Comment
  UC1536910  Horkelia californica Gordon H. True Jr. 1936-6-14 508 San Mateo Canyon s Salada Beach 304 Comment
  CAS-BOT-BC536141  Horkelia californica W. R. Dudley 1897-10-11 s.n. San Mateo Near Half Moon Bay (Spanishtown) Comment
  RSA122282  Horkelia californica H. S. Yates 1935-2-3 5008 San Mateo 1/2 mile SE of Pigeon Point. 30 Comment
  UC625417  Horkelia californica L. R. Abrams and I. L. Wiggins 1939-6-3 436 San Mateo 1/2 mi inland the sand dunes (along cultivated field); Ano Nuevo Point Comment
  CAS-BOT-BC144012  Horkelia marinensis George Oberlander 1951-7-12 1204 San Mateo Clearing in San Andreas Valley, San Francisco Watershed Reserve Comment
  CAS-BOT-BC144013  Horkelia marinensis George Oberlander 1951-7-12 1204 San Mateo Clearing in San Andreas Valley, San Francisco Watershed Reserve Comment
  SEINET957356  Hosackia gracilis A. D. E. Elmer 1903-1 4860 San Mateo Lake San Andreas Comment
  UCD165064  Hosackia gracilis Peter Rubtzoff; Roman Gankin 1975-5-21 7972 San Mateo San Bruno Mountains. 'Saddle' area on N side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  UCD128238  Hydrocotyle sibthorpioides O. M. Scott and Sons 1950-4-10 s.n. San Mateo San Mateo. Comment
  CAS-BOT-BC400966  Hypericum anagalloides Elizabeth McClintock; Paul Reeberg No date on label s.n. San Mateo San Bruno Mountains Comment
  CDA32036  Hypericum canariense J. Dittes, J Guardino 2007-6-3 1457 San Mateo Central Coast, Ano Nuevo State Reserve, coastal terrace 2.4 air mile Southeast of Pidgeon Point Lighthouse, east side of Hwy 1 on slope south and east of Gazos Creek. Comment
  JEPS100822  Hypericum canariense Dean W. Taylor 2000-6-12 17462 San Mateo Highway 1 about 1.3 miles North of Piegon Point, just north of Yankee Jim Gulch 10 Comment
  UCD160241  Hypericum canariense Christopher Dillis 2015-5-15 4 San Mateo South of Pescadero on Hwy 1 (Cabrillo Hwy), 400 m south of Highway Brewing Company, then east 120 m on unmarked 1-lane dirt road; 10 m southwest of intersection with Old Coast Highway. 200 Comment
  UCD160243  Hypericum canariense Christopher Dillis 2015-5-15 6 San Mateo South of Pescadero on Hwy 1 (Cabrillo Hwy), 400 m south of Highway Brewing Company, then east 120 m on unmarked 1-lane dirt road; 10 m southwest of intersection with Old Coast Highway. 200 Comment
  CAS-BOT-BC311392  Hypochaeris glabra John H. Thomas 1958-3-19 7051 San Mateo East facing slope of San Bruno Mountain, just north of South San Francisco 91 Comment
  CAS-BOT-BC311393  Hypochaeris glabra John H. Thomas 1955-4-6 4843 San Mateo East facing slope of San Bruno Mountain just north of South San Francisco 91 Comment
  CAS-BOT-BC311396  Hypochaeris glabra Fred Hemphill 1973-5-6 835 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  JROH921  Hypochaeris glabra John Hunter Thomas 1986-5-6 24012 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH927  Hypochaeris radicata John H. Thomas 1973-5-5 16771 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC311491  Hypochaeris radicata E. N. Crane 1915-5-1 s.n. San Mateo Burlingame Comment
  UCR240780  Iris T. B. Salvato, Lia V. D. Mansfield, Joel-Henry J. Mansfield 2008-6-14 3517 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
  UC1252086  Iris douglasiana J. H. Thomas 1959-4-4 7656 San Mateo about 0.7 mi s Gazos Creek (about 6.5 mi s-ward from Pescadero) 45 Comment
  SEINET12049523  Iris douglasiana D. D. Keck 1932-1 1486 San Mateo just W of Millbrae Highlands 120 Comment
  JROH4426  Iris foetidissima Toni Corelli 2010-5-19 359 San Mateo Jasper Ridge Biological Preserve, Stanford University. Trail 20, across from Douglas' iris site 85 Comment
  CAS-BOT-BC133657  Iris longipetala W. R. Dudley 1894-5-1 s.n. San Mateo On road from Woodside to Crystal Springs Comment
  CAS-BOT-BC133658  Iris longipetala L. R. Abrams 1919-3-20 s.n. San Mateo South San Francisco Comment
  SEINET5555919  Iris longipetala H. S. Gentry 1931-1 60 San Mateo Collected 2 miles W of San Bruno. Comment
  JROH4429  Iris pseudacorus J. H. Thomas 1958-5-11 7165 San Mateo Jasper Ridge Biological Preserve, Stanford University. Edge of lake Comment
  CAS-BOT-BC57732  Isoetes howellii J McMurphy 1906-7-28 s.n. San Mateo Coal Mine Ridge - near Portola Comment
  CAS-BOT-BC112617  Isolepis cernua Ira L. Wiggins; Roxana S. Ferris 1939-8-2 9290 San Mateo Ano Nuevo Point Comment
  CAS-BOT-BC112618  Isolepis cernua Walter Knight; Irja Knight 1964-5-30 s.n. San Mateo Colma Canyon Comment
  JEPS63785  Isolepis cernua J. Burtt Davy 1893-6-17 San Mateo Belmont Belmont (mdw back of salt marsh) Comment
  UCD49902  Isolepis cernua Ira L. Wiggins; Roxana S. Ferris 1939-8-2 9290 San Mateo Ano Nuevo Point, San Mateo County. Comment
  SEINET5716637 Image available Isolepis cernua Shirley C. Tucker 1954-1 3796 San Mateo On sea cliffs, 17 mi. S of San Francisco.; Moss Beach Comment
  SEINET7589109 Image available Isolepis cernua Lewis S. Rose 1956-7-2 56117 San Mateo Skyline Blvd, hills W of San Mateo. 183 Comment
  POM312326  Jaumea carnosa Malcolm A. Nobs, S. Galen Smith 1949-8-26 1598 San Mateo Marshes at the mouth of Pescadero Creek. Comment
  CAS-BOT-BC109970  Juncus Kellogg; Brannan 1870-6-1 s.n. San Mateo San Gregorio Creek. Comment
  UCR121569  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 1999-6-28 4997 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  SEINET8544724  Juncus bufonius Charles Piper Smith 1905-4-1 728 San Mateo Stanford Univ. Roadside near Stockfarm bridge. Comment
  JROH4450  Juncus bufonius var. bufonius John H. Thomas 1974-5-19 17384 C San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4452  Juncus bufonius var. bufonius John Hunter Thomas 1978-5-23 19225 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM259790  Juncus bufonius var. bufonius I. L. Wiggins, Roxana S. Ferris 1939-8-2 9291 San Mateo Ano Nuevo Point Comment
  RSA17947  Juncus bufonius var. bufonius Carl B. Wolf, Le Roy Abrams 1927-6-4 s.n. San Mateo Pescadero. Comment
  RSA368183  Juncus bufonius var. bufonius L. S. Rose 1932-6-26 32362 San Mateo Pilarcitos Lake. Comment
  SJSU15798  Juncus bufonius var. bufonius Toni Corelli 2010-6-4 678 San Mateo Cowell Ranch Beach. 33 Comment
  RSA276358  Juncus bufonius var. congestus Jane Turner, Francis M. Ball 1962-7-7 SK&F- 1083 San Mateo Highway 1, ca. 10 miles N of Santa Cruz County line. Comment
  SEINET3879467  Juncus ensifolius K. Thorne, J. Chandler 1986-7-25 4934 San Mateo Half Moon Bay, 2 miles south of Moss Beach at Dune Beach.; 0 Comment
  RSA101009  Juncus macrandrus G. Oberlander 1949-7-30 300 San Mateo San Andreas Lake, San Francisco Watershed Reserve. Comment
  JROH4488  Juncus occidentalis John Hunter Thomas 1982-5-18 20934 San Mateo Jasper Ridge Biological Preserve, Stanford University. Old racing oval. Comment
  UC142114  Juncus occidentalis Dr. E. B. Copeland Mar 1903 3341 San Mateo Searsville Comment
  UC14912  Juncus occidentalis Joseph Burtt Davy 1893-6-22 761 San Mateo Lake Vilarcitos Comment
  POM226872  Juncus patens Le Roy Abrams 1914-7-1 5115 San Mateo Searsville Lake. Comment
  RSA132400  Juncus patens John H. Thomas 1959-7-8 8023 San Mateo About 1/2 mile S of Pescadero beach along the coast highway. Comment
  UCR279841  Juncus phaeocephalus Peter Rubtzoff 1978-8-17 9260 San Mateo San Francisco Bay Region, San Bruno Mountain; 'saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction 220 Comment
  UCR280164  Juncus phaeocephalus Peter Rubtzoff, Roman Gankin 1976-6-30 8702 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-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
  CAS-BOT-BC210050  Juncus phaeocephalus Peter Rubtzoff 1978-7-8 9229 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  CAS-BOT-BC210054  Juncus phaeocephalus Peter Rubtzoff 1976-6-30 8706 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
  RSA783800  Juncus phaeocephalus var. paniculatus Peter Rubtzoff 1978-7-8 9226 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  JEPS121402  Juncus usitatus John P. Krapek 2012-9-1 12 San Mateo Former Sharp Park Rifle Range, Pacifica Comment
  JROH5741  Kickxia spuria John Rawlings 2015-10-2 1661 San Mateo Jasper Ridge Biological Preserve, Stanford University; Bear Creek 81 Comment
  JROH4048  Kickxia spuria John Hunter Thomas 1981-10-25 20772 San Mateo Jasper Ridge Biological Preserve, Stanford University; near main gate 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
  UC1738871  Koeleria macrantha Dean W. Taylor 1988-3-30 9491 San Mateo San Bruno Mountain, northern slope of southeast ridge of the mountain, near the ridgecrest; right-of-way of eastern-most set of PGandE high-voltage powerlines crossing the mountain 176 Comment
  JROH945  Lactuca saligna John H. Thomas 1974-6-30 17459 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH953  Lactuca serriola John Hunter Thomas 1978-7-14 19264 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville entrance 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
  JROH960  Lagophylla ramosissima John H. Thomas 1967-6-1 12968 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH962  Lagophylla ramosissima John H. Thomas 1975-7-31 17984 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC341637  Lagophylla ramosissima J. I. McMurphy 1906-5-8 s.n. San Mateo Santa Cruz Mountain Peninsula. Near head of Crystal Springs Lakes Comment
  CAS-BOT-BC341638  Lagophylla ramosissima David D. Keck; W. M. Heusi 1929-10-24 500 San Mateo Summit of Coast Range, Alpine Creek Road 765 Comment
  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
  POM283266  Lamium amplexicaule Lyman Benson 1930-4-17 2078 San Mateo Stanford University, foothills. Upper Sonoran. 122 Comment
  JROH2782  Lamium purpureum Toni Corelli 2010-4-28 358 San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of brick pathway from visitors parking lot to field station 120 Comment
  UCSC003372  Lasthenia Randall Morgan 2001-5-9 3726 San Mateo Bean Hollow State Beach, San Mateo County Comment
  CAS-BOT-BC339047  Lasthenia californica Javier Penalosa 1963-3-30 2727 San Mateo San Bruno Mountain. North of Randolph Drive at Hillside Blvd. in SSF 91 Comment
  CAS-BOT-BC339065  Lasthenia californica John Thomas Howell 1933-5-26 11347 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC339048  Lasthenia californica Elizabeth McClintock; Arthur Menzies 1963-2-16 s.n. San Mateo San Bruno Mountain. Below the top of the mountain in the vicinity of the radio station Comment
  CAS-BOT-BC339051  Lasthenia californica Alex Briggs 1922-5-27 s.n. San Mateo Mirimar [Miramar] Comment
  JROH971  Lasthenia californica subsp. californica John H. Thomas 1956-4-7 5613 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC355549  Lasthenia glabrata var. glabrata Le Roy Abrams 1903-5-11 2456 San Mateo Crystal Springs Comment
  CAS-BOT-BC368182  Lasthenia minor V. F. Hesse 1964-5-26 3206 San Mateo Pigeon Point 4 Comment
  SFV3758  Lasthenia minor B. J. McCaskill 1954-5-8 295 San Mateo Moss Beach. On bank above beach. Comment
  RSA10272  Lathyrus littoralis H. A. Barker 1927-5-14 672 San Mateo North of Half Moon Bay. 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
  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
  RSA254232  Lavatera arborea Robert A. Norris 1975-3-31 2291 San Mateo Near Crocker Avenue, San Bruno Mountains. Comment
  CAS-BOT-BC323153  Layia chrysanthemoides David D. Keck 1932-5-6 1487 San Mateo Near Skyline Boulevard, west of Millbrae Highlands. Comment
  CAS-BOT-BC323156  Layia chrysanthemoides David D. Keck 1932-5-6 1488 San Mateo 4 miles W of Burlingame on Skyline Boulevard. Comment
  CAS-BOT-BC323180  Layia chrysanthemoides K. Curran 1885-4-1 s.n. San Mateo Millbrae Comment
  POM298220  Layia chrysanthemoides D. D. Keck 1932-4-29 1450 San Mateo Redwood City. 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-BC321092  Layia gaillardioides Kellogg 1890-5-16 s.n. San Mateo Unspecified Comment
  CAS-BOT-BC321093  Layia gaillardioides W. R. Dudley 1899-5-14 s.n. San Mateo Santa Cruz Peninsula, hills SW of Baden Comment
  CAS-BOT-BC321096  Layia gaillardioides W. R. Dudley 1905-6-19 s.n. San Mateo Alpine School, Black Mt. Comment
  UC30641  Layia gaillardioides Ivar Tidestrom 1894-5-1 San Mateo Comment
  CAS-BOT-BC327482  Layia hieracioides M. S. Jussel 1931-4-18 s.n. San Mateo Colma Canyon Comment
  JROH988  Layia hieracioides John Hunter Thomas 1980-5-8 19945 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA15482  Layia hieracioides L. S. Rose 1936-5-28 36309 San Mateo Emerald lake, W. of Redwood City 91 Comment
  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-BC327359  Layia hieracioides J. Clausen 1941-7-1 1868 San Mateo Base of Montara Mountain, near Montara 91 Comment
  RSA502396  Layia hieracioides D. W. Taylor 1989-4-18 10215 San Mateo Ridgetop between Ox Hill and Scarper Peak. 473 Comment
  UC468859  Layia hieracioides Katharine Brandegee 1908-5-1 San Mateo San Bruno Hills Comment
  CAS-BOT-BC382222  Layia platyglossa Donald A. Johansen 1932-5-21 688 San Mateo One-half mile N of Pigeo Point Light HOuse Comment
  JROH994  Layia platyglossa John H. Thomas 1966-4-21 11564 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC828912  Layia platyglossa Delzie Demaree 1932-5-8 9101 San Mateo Half-Moon Bay Comment
  CAS-BOT-BC382217  Layia platyglossa David D. Keck 1932-6-18 1980 San Mateo Skyline Blvd. at Langley HIll (SW of Stanford Unviersity) 600 Comment
  CAS-BOT-BC382218  Layia platyglossa David D. Keck 1932-5-6 1491 San Mateo East side of Crystal Springs Lake 60 Comment
  CAS-BOT-BC382223  Layia platyglossa Vesta F. Hesse 1952-5-12 938 San Mateo Pigeon Point 15 Comment
  POM54371  Layia platyglossa subsp. platyglossa A. D. E. Elmer 1903-04 5022 San Mateo Crystal Springs Lake. Comment
  CAS-BOT-BC527274  Lemna minuta Roxana S. Ferris 1920-10-1 2100 San Mateo 1st mud lake, Coal Mine Ridge, Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC221539  Lepechinia calycina Alice Eastwood 1912-6-10 338 San Mateo Crystal Springs Comment
  CDA34569  Lepechinia calycina M. Beyers, Z. Bakman, L. Feely, & D. Sozanni 2011-4-4 875 San Mateo Pacifica: San Pedro Valley County Park, along Brooks Creek Trail. 148 Comment
  JROH2788  Lepechinia calycina Richard L. Garber 1971-5-18 23 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA6280  Lepechinia calycina D. D. Keck 1932-5-25 1779 San Mateo Hills 2 miles W of Belmont Comment
  UCLA64405  Lepechinia calycina David D. Keck 1932-5-25 1779 San Mateo Hills two miles west fo Belmont Comment
  CAS-BOT-BC89135  Lepidium didymum H. L. Mason 1921-5-29 s.n. San Mateo Pebble Beach near Pescadero. Comment
  CAS-BOT-BC311787  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo At Airport Sheraton, Airport Blvd., Burlingame Comment
  CAS-BOT-BC12600  Lepidium nitidum Margaret A. Barry 1937-5-8 83 San Mateo On Coal Mine Ridge. Comment
  JROH1538  Lepidium nitidum E. A. McGregor 1907-2-10 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET12006186  Lepidium nitidum Unknown 1932-1 8943 San Mateo Los Francos Woods Road Comment
  JROH1563  Lepidium strictum John Hunter Thomas 1988-4-27 24412 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5775  Lepidium strictum John Rawlings 2016-3-8 1677 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 14 uphill from dam spillway 108 Comment
  JROH5275  Leptochloa fusca subsp. uninervia John Hunter Thomas 1980-11-27 20179 San Mateo Jasper Ridge Biological Preserve, Stanford University. Delta in Searsville Lake (formed by Corte Madera Creek). Comment
  CAS-BOT-BC226612  Leptosiphon ambiguus Ned Cahill 1974-4-29 210 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  CAS-BOT-BC226724  Leptosiphon androsaceus Adele Lewis Grant 1917-5-6 936 San Mateo Pescadero Comment
  POM279122  Leptosiphon androsaceus Lyman Benson 1928-4-16 156 San Mateo Summit Searsville Ridge. Stanford University. 152 Comment
  RSA0063624  Leptosiphon androsaceus L. R. Abrams 1902-5-11 2445 San Mateo San Mateo Canyon. Comment
  JROH5625  Leptosiphon parviflorus John Rawlings 2014-5-9 1235 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 2 extension about 130 m west of its Escobar terminus. 146 Comment
  JROH3194  Leptosiphon parviflorus John Hunter Thomas 1990-4-19 24810 San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville end of large open grassland Comment
  RSA0103657  Leptosiphon parviflorus H. E. Wieser 1929-05 s.n. San Mateo Pebble Beach. Coast Range. 30 Comment
  JROH5570  Leptosiphon pygmaeus subsp. continentalis John Rawlings 2005-6-1 1153 San Mateo Jasper Ridge Biological Preserve, Stanford University. Trail 11 in chaparral. 144 Comment
  SD67317  Leptosiphon pygmaeus subsp. continentalis F. Howe 1967-4-14 San Mateo 7 miles from San Mateo on road to Half Moon Bay 399 Comment
  CAS-BOT-BC324062  Lessingia arachnoidea John Thomas Howell 1926-10-9 2220 San Mateo Between Lake San Andreas and Crystal Springs Lake 91 Comment
  CAS-BOT-BC324063  Lessingia arachnoidea John Thomas Howell 1926-10-9 2220 A San Mateo Near Crystal Springs Lake 91 Comment
  CAS-BOT-BC324066  Lessingia arachnoidea A. D. E. Elmer 1902-8-1 4130 San Mateo Crystal Springs Lake Comment
  POM197769  Lessingia arachnoidea John T. Howell 1926-10-9 2220 a San Mateo Near Crystal Springs Lake Comment
  RSA100975  Lessingia arachnoidea George Oberlander 1949-8-20 s.n. San Mateo Near San andreas Lake, San Francisco Watershed Reserve Comment
  UC1287457  Lessingia arachnoidea Willard Spence 1960-7-2 555 San Mateo Route 5 Crystal Springs Lake Comment
  UC1287459  Lessingia arachnoidea Willard Spence 1960-10-16 635 San Mateo Ralston Road 0.2 mi off Skyline Blvd. Comment
  SEINET879065 Image available Lessingia bakeri C. F. Baker 1902-1 1834 San Mateo Searsville. Comment
  JROH1005  Lessingia glandulifera var. glandulifera L. R. Abrams 1910-8-14 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  JROH1007  Lessingia glandulifera var. glandulifera John H. Thomas 1961-6-7 9532 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1025  Lessingia glandulifera var. glandulifera John Hunter Thomas 1986-6-9 24095 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC324182  Lessingia hololeuca Lewis S. Rose 1964-9-5 64072 San Mateo Emerald Lake, W of Redwood City 152 Comment
  CAS-BOT-BC324183  Lessingia hololeuca LeRoy Abrams 1902-9-21 2987 San Mateo Crystal Springs Comment
  JEPS40998  Lessingia hololeuca Lewis S. Rose 1964-9-5 64072 San Mateo w of Redwood City; Emerald Lake Comment
  UCR66541  Lessingia hololeuca L. S. Rose 1936-9-19 36732 San Mateo Crystal Springs Lake 152 Comment
  CAS-BOT-BC324186  Lessingia hololeuca Josephine D. Randall 1907-7-15 s.n. San Mateo Near woodside, Santa Cruz Peninsula Comment
  JEPS71207  Leymus X vancouverensis William S. Cooper 1919-7-22 207 San Mateo Ano Nuevo Pt. Comment
  CAS-BOT-BC272325  Leymus mollis John H. Thomas 1963-5-20 10148 San Mateo Ano Nuevo Island about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  JEPS71209  Leymus mollis subsp. mollis William S. Cooper 1925-5-28 8 San Mateo Salada Comment
  CAS-BOT-BC272185  Leymus triticoides Elizabeth McClintock; Paul Reeberg 1988-10-31 s.n. San Mateo South side of Crocker Industrial Park just east of West Powerline, San Bruno Mountains 60 Comment
  JEPS71202  Leymus triticoides William S. Cooper 1925-5-28 7 San Mateo Salada Comment
  CAS-BOT-BC451669  Lilaea scilloides K. Hoppaugh 1929-5-8 164 San Mateo Portola Road near Palo Alto Comment
  LA22069  Lilium pardalinum Ira L. Wiggins; 1929-7-4 3771 San Mateo 4 mi. W. of La Honda on hill road to Pescadero Comment
  JROH4689  Lilium pardalinum subsp. pardalinum John Hunter Thomas 1989-6-17 24776 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along San Francisquito Creek Comment
  SJSU15432  Limnanthes douglasii subsp. ornduffii Toni Corelli 2010-4-30 625 San Mateo Agriculture field along east side of Hwy 1 south of Moss Beach and directly opposite Half Moon Bay airport. Type locality. 17 Comment
Read comments Apr 7 2021
  CAS-BOT-BC45871  Limnanthes douglasii var. sulphurea J. Ed. McClellan; Bonnie McClellan 1968-4-13 n.s San Mateo Butano Creek Canyon Comment
  UC885935  Limosella acaulis Ira L. Wiggins and Roxana S. Ferris 1939-8-2 9294 San Mateo Ano Nuevo Point Comment
  UC908011  Linanthus androsaceus Herbert L. Mason 1935-5-21 8315 San Mateo s of La Honda (Alpine Road); Santa Cruz Mountains Comment
  CDA982  Linanthus liniflorus D. G. Kelch 2002-5-6 2 .011 San Mateo Crystal Springs Reservoir. Comment
  UC517491  Linanthus liniflorus John Thomas Howell 1933-5-26 11344 San Mateo Crystal Springs Lake Comment
  UC1111630  Linanthus liniflorus Lewis S. Rose 1956-5-7 56068 San Mateo w of San Mateo (Skyline Blvd) 182 Comment
  UC73617  Linanthus parviflorus Milo S. Baker 1904-5-15 San Mateo near Burlingame Comment
  RSA217987  Linaria canadensis var. texana Phillip Wheeler 1965-5-11 s.n. San Mateo West ravine of Pig Ranch Canyon. Comment
  CDA6307  Linaria purpurea T. C. Fuller 1968-10-3 17659 San Mateo Christie s Crescent Nursery, Half Moon Bay. 0 Comment
  RSA15201  Lithocarpus densiflorus var. densiflorus Carl B. Wolf 1926-10-19 78 San Mateo La Honda Grade. Santa Cruz Mtns. Comment
  RSA17953  Lithocarpus densiflorus var. densiflorus Carl B. Wolf 1927-7-14 s.n. San Mateo La Honda Grade. Comment
  CAS-BOT-BC342465  Logfia gallica John H. Thomas 1955-4-6 4849 San Mateo East facing slope of San Bruno Mountain just north of South San Francisco 91 Comment
  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
  CAS-BOT-BC173835  Lolium multiflorum Peter Rubtzoff 1977-6-21 9059 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, northwest of Fog Forest. Comment
  CAS-BOT-BC283229  Lolium multiflorum Louis F. Pitelka 1973-4-30 s.n. San Mateo Bolsa Point, about 1 mile N of Pigeon Point and about 39 miles S of San Francisco Comment
  CAS-BOT-BC269126  Lolium perenne George Oberlander 1949-7-25 249 San Mateo San Francisco Watershed Reserve. Sawyer Ridge Comment
  UCD164421  Lolium perenne Peter Rubtzoff 1977-6-21 9058 San Mateo San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway, west of Radio Road junction, northwest of Fog Forest. Comment
  JROH268  Lomatium dasycarpum subsp. dasycarpum John Hunter Thomas 1981-4-27 20504 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC75215  Lomatium dasycarpum subsp. dasycarpum C. F. Baker 1902-4-6 461 San Mateo Crystal Springs Lake Comment
  JEPS17120  Lomatium macrocarpum Elena R. Goodwin May, 1914 5739 San Mateo Redwood City Comment
  JROH280  Lomatium macrocarpum John H. Thomas 1975-5-26 17909 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SJSU1078  Lomatium macrocarpum C. W. Sharsmith 1951-4-6 5821 San Mateo Woodside Hills c. 3 mi W of Woodside 182 Comment
  UC1073368  Lomatium macrocarpum George B. Rossbach 1955-3-12 370 San Mateo s.e. end Buriburi Ridge (n.w. side San Mateo Creek); San Mateo Creek 76 Comment
  SD38866  Lomatium utriculatum McCallum 1933-5-31 3691 San Mateo Spring Valley Lakes, along roadside Comment
  CAS-BOT-BC240591  Lonicera hispidula H. L. Mason 1921-7-14 s.n. San Mateo La Honda - Pescadero Creek Rd Comment
  POM46744  Lonicera hispidula var. vacillans Edward L. Greene 1901-9-2 1533 San Mateo Crystal Springs Lake. Comment
  UC306779  Lonicera hispidula var. vacillans A. D. E. Elmer June, 1903 4255 San Mateo Crystal Springs Lake Comment
  UC311525  Lonicera hispidula var. vacillans A. D. E. Elmer July, 1903 4596 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
  CAS-BOT-BC389704  Lotus corniculatus L. Sigal 1969-7-1 s.n. San Mateo Belmont Comment
  POM16716  Lotus formosissimus A. D. E. Elmer 1903-04 4860 San Mateo Lake San Andreas Comment
  RSA18332  Lotus formosissimus Carl B. Wolf 1929-5-10 3703 San Mateo Coast at Pigeon Pt. South of Pescadero. Comment
  SEINET2062208 Image available Lotus formosissimus C. W. Sharsmith 1947-4-13 6758 San Mateo Near Pescadero Beach, vicinityof Pescadero Point. 50 Comment
  UC80969  Lotus formosissimus C. F. Baker 1902-5-1 689 San Mateo Crystal Springs Lake Comment
  JEPS55888  Lotus scoparius Dr. L. M. Newlon 1921-7-30 248 San Mateo Salada Comment
  HSC23905  Lotus scoparius Mary Katherine Wicksten 1971-6-21 85 San Mateo Huddart Park Comment
  SEINET12151371  Lotus subpinnatus Unknown 1932-1 9102 San Mateo Betw. Sky Line Drive and Half Moon Bay Comment
  CAS-BOT-BC157978  Lotus tenuis Peter Rubtzoff 1981-8-29 9664 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction; area northwest of Fog Forest Comment
  HSC98283  Lotus unifoliolatus var. unifoliolatus L. S. Rose 1964-9-5 64071 San Mateo Emerald Lake W of Redwood City 244 Comment
  HSC23882  Lotus unifoliolatus var. unifoliolatus Mary Katherine Wicksten 1971-6-15 25 San Mateo Huddart Park Rd. bank near office Comment
  POM16713  Lotus wrangelianus A. D. E. Elmer 1903-05 4741 San Mateo Belmont. Comment
  CAS-BOT-BC60244  Lunaria annua Miss H. Thompson 1907-4-6 s.n. San Mateo Roadside near Woodside. Comment
  POM10874  Lupinus affinis C. F. Baker 1903-4-6 471 San Mateo Crystal Springs Lake. Comment
  SBBG33485  Lupinus affinis A. D. E. Elmer -Apr-1903 5021 San Mateo Portola Comment
  UC15757  Lupinus affinis Alice Eastwood April 1896 San Mateo near Crystal Springs; near Crystal Springs Comment
  SEINET5766835 Image available Lupinus albifrons Lewis S. Rose 1931-1 s.n. San Mateo Belmont Comment
  SEINET10488409  Lupinus albifrons Charles F. Baker 1903-4-6 Baker 1889 San Mateo San bruno hills, tufts of many stems on a woody base Comment
  SEINET10903755  Lupinus albifrons Charles Piper Smith 1948-4-23 Smith 48146 San Mateo Glabrous keel, abnormal could mean hybridization to formosus or chamissouris Hwy 5, junction s.f. Co jail road Comment
  CAS-BOT-BC195808  Lupinus albifrons var. albifrons Fred Hemphill 1973-3-1 632 San Mateo San Carlos. North of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC195807  Lupinus albifrons var. albifrons Charles Piper Smith 1948-6-21 48457 San Mateo Highway 5, junction Sharps Park Road Comment
  RSA134045  Lupinus albifrons var. albifrons W. R. Dudley 1894-4-21 s.n. San Mateo 3 miles above town, ravine of San Mateo Creek. Comment
  CAS-BOT-BC196121  Lupinus albifrons var. collinus Charles Piper Smith 1908-5-31 1437 San Mateo S. San Francisco Comment
  UCD106267  Lupinus albifrons var. collinus A. A. Heller 1907-4-25 8462 San Mateo San Bruno Hills. Comment
  CAS-BOT-BC27394  Lupinus apricus C. P. Smith 1908-3-30 1374 San Mateo Stanford University, Cedro Cottage Field. Comment
  SEINET10488466  Lupinus arboreus Charles Piper Smith 1948-4-20 Smith 48112 San Mateo Hwy 1. San pedro point, s slope Comment
  SEINET10488495  Lupinus arboreus Charles Piper Smith 1947-4-25 Smith 47186 San Mateo Pebble beach, pescardero, hwy 1, petals mostly yellow Comment
  POM276478  Lupinus arboreus var. arboreus Lyman Benson 1930-6-14 2150 San Mateo San Gregorio. 30 Comment
  JROH2115  Lupinus bicolor John H. Thomas 1975-4-19 17794 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC865038  Lupinus bicolor L. R. Abrams 1918-5-1 7053 San Mateo San Bruno Hills; Bay shore road Comment
  RSA31675  Lupinus bicolor A. A. Heller 1907-4-20 8451 San Mateo Near Lake Merced. Comment
  CAS-BOT-BC215067  Lupinus chamissonis Walter & Irja Knight 1965-3-21 973 San Mateo Mouth of Colma Canyon Comment
  CAS-BOT-BC215068  Lupinus chamissonis Walter & Irja Knight 1964-5-4 s.n. San Mateo Colma Canyon Comment
  UCSB12360  Lupinus formosus Breedlove, Dennis 1961-6-18 San Mateo 3 miles south of road to Half Moon Bay, on U.S. 5 365 Comment
  JROH5607  Lupinus formosus var. formosus Ann Lambrecht 2013-11-12 47 San Mateo Jasper Ridge Biological Preserve, Stanford University. A zone 4-25 m south of a large valley oak in annual grassland, west of road C and south of trail 18 123 Comment
  SD37885  Lupinus formosus var. formosus Edith A. Purer 1933-8-13 5426 San Mateo Near Belmont Comment
  POM10876  Lupinus formosus var. formosus C. F. Baker 1903-4-1 1708 San Mateo Black Mountain. Comment
  SEINET10490754  Lupinus formosus var. formosus Charles Piper Smith 1922-6-17 Smith 3552 San Mateo Millbrae-lake pilarcitos. Comment
  SEINET10961856 Image available Lupinus latifolius Charles F. Baker Baker 470 San Mateo Crystal Springs Lake. Comment
  SEINET5628414 Image available Lupinus latifolius A. A. Heller 1907-5-23 8562 San Mateo Back of San Mateo on the Half Moon Bay road. Comment
  UCSC011283  Lupinus latifolius var. latifolius Unknown 1972-5-26 s.n. San Mateo Waddell Creek Area Comment
  CDA27504  Lupinus microcarpus var. microcarpus T. C. Fuller 1967-6-13 15946 San Mateo East above Crystal Springs Like, 0.2 mile east of Skyline Boulevard, road to San Mateo. 0 Comment
  JROH2130  Lupinus nanus John H. Thomas 1976-4-2 18073 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  JROH2132  Lupinus nanus John Hunter Thomas 1977-6-16 18762 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SBBG66998  Lupinus nanus L. R. Abrams 1914-4-20 5128 San Mateo confluence of Los Troncos and San Francisquito crks Comment
  UC1129643  Lupinus nanus H. S. Yates 1935-5-8 5200 San Mateo 2 mi n Langley Hill; Santa Cruz Quad., n of Langley Hill Comment
  UC1303142  Lupinus nanus L. R. Abrams 1926-4-19 San Mateo junction of Los Trancos and San Francisquito Creek; jct of Los Trancos and San Francisquito Creek Comment
Read comments Sep 26 2011
  UC398660  Lupinus nanus L. R. Abrams 1914-4-20 5128 San Mateo junction of Los Trancos and San Francisquito Creeks; jct of Los Trancos and San Francisquito Creeks Comment
Read comments Sep 30 2011
  JROH5732  Lupinus nanus John H. Thomas 1976-4-30 18100 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam 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
  CAS-BOT-BC157981  Lupinus polycarpus Peter Rubtzoff 1979-7-26 9296 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. In upper par to fEast Fork Colma Creek canyon area Comment
  SEINET10871083  Lupinus polycarpus David B. Dunn, Howard Brown 1946-5-15 Dunn 2545 San Mateo Collected in open lush meadow in the hilltops of the san francisco peninsula, On hwy. From woodside to la honda, 3.7 mi ne of la honda on the se side of the Hwy. 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
  UCD23307  Lupinus polyphyllus Alan T. Whittemore 1976-5-29 114 San Mateo San Francisco Fish and Game Refuge. East side of Lower Crystal Springs Lake, on Sawyer's Camp Road. 94 Comment
  SD60197  Lupinus vallicola subsp. apricus J. I. McMurphy 1911-4-24 San Mateo Corner between San Francisquito & Los Francos Creek near Stanford University Comment
  SEINET10490275  Lupinus vallicola subsp. apricus P. Wheeler 1966-5-1 Wheeler UMO 104189 San Mateo Crocker field industrial park. San bruno mtn. Large colony of blue flowered Lupines with many white flowered plants mixed in. Comment
  POM276548  Lupinus variicolor Lyman D. Benson 1931-3-3 2619 San Mateo Moss Beach 30 Comment
  RSA21949  Lupinus variicolor Alice Eastwood, John T. Howell 1938-6-26 6076 San Mateo Kings Mt. Comment
  UC127021  Lupinus variicolor Alice Eastwood April 1896 San Mateo bet. Crystal Springs and Millbrae; bet. Crystal Springs and Millbrae Comment
  UC903067  Lupinus variicolor Ethel Crum 1934-4-29 1699 San Mateo 4 mi s Pescadero (open slope near ocean); s of Pescadero Comment
  RSA162482  Lupinus variicolor E. K. Balls 1963-5-22 12067 San Mateo 2 mi. N. from turn out to San Gregorio, State Hwy. #1. 15 Comment
  SEINET10489106  Lupinus variicolor Edwin B. Copel 1903-6-3 Copeland 3301 San Mateo Montara point. Comment
  JROH4532  Luzula comosa var. comosa John Hunter Thomas 1983-2-21 21282 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC441264  Luzula macrantha Alice Eastwood 1894-5-1 s.n. San Mateo South San Francisco Comment
  CAS-BOT-BC441270  Luzula macrantha J. H. Thomas 1949-3-29 187 San Mateo King's Mountain Comment
  CAS-BOT-BC441371  Luzula subsessilis M. S. Jussel 1931-4-18 s.n. San Mateo Colma Canyon Comment
  CAS-BOT-BC441361  Luzula subsessilis Elizabeth McClintock; Philip Wheeler 1967-5-14 34 San Mateo San Bruno Mountain: east side of mountain, above Harold Ave., Brisbane. Slope above Philip Wheeler's house Comment
  UC311531  Lysichiton americanus A. D. E. Elmer June, 1903 4551 San Mateo Butano Creek Comment
Read comments Sep 6 2011
  JEPS79507 Image available Lythrum salicaria Edward Lee 1978-8-24 San Mateo Princeton Marsh Comment
  CAS-BOT-BC343905  Madia elegans Barrett Anderson 1986-8-12 3258 San Mateo Skyline Blvd just N of Crystal Springs Rd. 135 Comment
  POM362143  Madia elegans subsp. elegans D. D. Keck 1931-10-5 1279 San Mateo Crystal Springs lake, E side Comment
  JROH1040  Madia exigua John H. Thomas 1958-5-10 7141 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1048  Madia exigua John H. Thomas 1977-4-29 18570 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA124756  Madia exigua John H. Thomas 1958-5-10 7141 San Mateo Jasper Ridge. About 5 miles SW of Palo Alto. 152 Comment
  UC1111618  Madia exigua Lewis S. Rose 1956-5-28 56083 San Mateo w of Redwood City (hills); Emerald Lake 182 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-BC343328  Madia gracilis Peter H. Raven 1950-4-30 1990 San Mateo Montara Mts. 121 Comment
  CHSC56970  Madia gracilis Steven Triano 1988-5-24 182 San Mateo Along w side of Old La Honda Road ca 0.6 mi s of Portola Road and 3.8 mi s of Woodside. 201 Comment
  RSA176827  Madia gracilis John H. Thomas 1961-5-5 9222 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto; above Searsville Lake Comment
  CAS-BOT-BC343331  Madia gracilis George Oberlander 1949-7-24 270 San Mateo San Francisco Watershed Reserve. Near Pilarcitos Lake Comment
  CAS-BOT-BC345107  Madia sativa Elizabeth McClintock; Paul Reeberg 1989-8-31 s.n. San Mateo San Bruno Mountains. Willow Pond Comment
  CAS-BOT-BC345108  Madia sativa W. R. Dudley 1901-5-11 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Colma Comment
  CAS-BOT-BC345129  Madia sativa David D. Keck 1934-7-7 2941 San Mateo South of the mouth of Tunitas Creek Comment
  POM49380  Madia sativa L. R. Abrams 1901-9-1 2227 San Mateo Menlo Park Comment
  RSA190268  Madia sativa D. D. Keck 1930-10-15 988 San Mateo SW of Woodside 457 Comment
  CHSC20345  Maianthemum racemosum L. A. Wright Jr. 1971-4-4 21 San Mateo 0.6 miles on Bean Hollow Road off of Pescadero Road, ca. 1.0 mi e of Highway 1. About 10 ft off of the n edge of the road. 60 Comment
  CAS-BOT-BC512100  Maianthemum racemosum subsp. amplexicaule Everett O'Bannon; Nancy O'Bannon 1956-4-15 s.n. San Mateo Sawyer's Road, near Cystal Springs Lake above Burlingame and Millbrae Comment
  CAS-BOT-BC512111  Maianthemum racemosum subsp. amplexicaule John H. Thomas 1967-5-7 12835 San Mateo Near intersection of Bean Hollow Rd. and Pescadero Rd., about 1/2 mile westward from Pescadero. 91 Comment
  JROH4712  Maianthemum stellatum John Hunter Thomas 1978-7-8 19256 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC514159  Maianthemum stellatum W. R. Dudley 1894-3-24 s. n. San Mateo La Honda Creek Comment
  RSA407375  Maianthemum stellatum Lyman Benson 1928-4-12 69 San Mateo Stanford University, Santa Cruz mountains, San Francisquito creek watershed; stream bank at Pest House 30 Comment
  CAS-BOT-BC203909  Malacothamnus aboriginum A. A. Heller 1901-7-13 s.n. San Mateo Spring Valley Lake Comment
  JROH2960  Malacothamnus fasciculatus D. E. Breedlove 1971-5-31 19352 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
  JROH2962  Malacothamnus fasciculatus D. E. Breedlove 1971-5-31 19352 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-BC204085  Malacothamnus hallii Alice Eastwood 1912-6-10 346 San Mateo Crystal Springs Comment
  RSA195577  Malva nicaeensis John H. Thomas 1966-4-24 11576 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  UCR121494  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 1999-6-28 4959 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
  JROH2968  Malva nicaeensis John Hunter Thomas 1980-5-20 19980 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SEINET7247993  Malva nicaeensis Richard A. Dodge 1957-1 31 San Mateo Canyon in San Bruno City Limits, just south of Sneath Lane, between Junipero Serra Boulevard, and State Highway 5. 183 Comment
  CHSC1037  Malva sylvestris L. Lancelot 1930-5-3 San Mateo Moss Beach. Comment
  CDA34452  Marah oregana M. Beyers, Z. Bakman, L. Feely, & D. Sozanni 2011-4-4 872 San Mateo Pacifica: San Pedro Valley County Park, along Brooks Creek Trail. 148 Comment
  UC131944  Marah oregana C. F. Baker 1902-4-4 450 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC67841  Marsilea vestita George Oberlander 1951-1-1 s.n. San Mateo San Francisco Watershed Reserve Comment
  CAS-BOT-BC422682  Meconella californica Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain. Devil's Arroyo Comment
  CAS-BOT-BC422686  Meconella californica H. L. Mason 1928-2-22 4162 San Mateo San Bruno Mountains Comment
  JEPS73667  Meconella californica Dr. L. M. Newlon 1920-3-27 San Mateo South San Francisco hills Comment
  CAS-BOT-BC422683  Meconella californica Miss E. Cannon 1898-3-26 s.n. San Mateo South San Francisco Comment
  JROH2177  Medicago arabica John H. Thomas 1976-10-16 18421 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
  JROH2166  Medicago polymorpha John H. Thomas 1973-3-12 16481 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2169  Medicago polymorpha John H. Thomas 1975-4-19 17792 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2175  Medicago polymorpha John Hunter Thomas 1988-6-2 24499 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2163  Medicago polymorpha John H. Thomas 1967-5-10 12864 San Mateo Jasper Ridge Biological Preserve, Stanford University 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-BC269481  Melica californica Walter Knight; Irja Knight 1965-5-15 s.n. San Mateo San Bruno Mountain. Pig Ranch Ravine Comment
  JROH5298  Melica californica Herbert Dengler 1957-4-13 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  POM204770  Melica californica C. F. Baker 1903-4-6 1892 San Mateo San Bruno Hills. Comment
  CAS-BOT-BC281408  Melica imperfecta Walter & Irja Knight 1964-5-30 s.n. San Mateo San Bruno Mt. Colma Canyon Comment
  CAS-BOT-BC281407  Melica imperfecta W. R. Dudley 1900-3-17 s.n. San Mateo Near top of Grade, S slope of Montara Mt Comment
  CAS-BOT-BC264189  Melica subulata W. R. Dudley 1900-5-19 s.n. San Mateo Summit La Honda Stage road, Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC264245  Melica torreyana John H. Thomas 1971-5-2 15850 San Mateo Near intersection of Canada Road and Edgewood Road, about three miles westward from Redwood City 152 Comment
  JEPS27365  Melica torreyana Rimo Bacigalupi with Jim Roof and L. Heckard 1961-4-24 7625 San Mateo on Guadalupe Valley side San Bruno Mountain summit (just e of KRON Television tower and station, lateral ridge below and se of paved ridge-top road); San Bruno Mountain 304 Comment
  JROH2190  Melilotus indicus John H. Thomas 1978-5-23 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC257357  Melilotus indicus Peter Rubtzoff 1988-6-9 9923 San Mateo San Bruno Mountains, Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, along Old Guadalupe Road in the northwestern part of the Saddle area, east of Saddle Trail junction. Comment
  JROH2192  Melilotus indicus John Hunter Thomas 1982-5-18 20933 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2198  Melilotus indicus John Hunter Thomas 1988-6-2 24497 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2812  Mentha pulegium John Hunter Thomas 1979-9-9 19725 San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake Comment
  RSA177005  Mentha pulegium John H. Thomas 1964-11-29 10533 San Mateo Jasper Ridge Biological Experimantal Area, about 5 miles SW of Palo Alto; W end of Searsville Dam Comment
  CAS-BOT-BC389700  Mentha pulegium Lorene Sigal 1969-7-1 s.n. San Mateo Sawyer Camp Road Comment
  JROH2810  Mentha pulegium John H. Thomas 1976-10-16 18398 San Mateo Jasper Ridge Biological Preserve, Stanford University; in Searsville Lake at the mouth of Corte de Madera Creek Comment
  JROH2821  Mentha pulegium John Hunter Thomas 1982-11-6 21209 San Mateo Jasper Ridge Biological Preserve, Stanford University; edge of Searsville Lake near Searsville Lab Comment
  RSA131293  Mentha pulegium Josephine Randall 1907-7-23 174 San Mateo Near Woodside on road to Crystal Springs Lake Comment
  UCD144580  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
  CAS-BOT-BC438138  Mesembryanthemum nodiflorum T. Winfield 1973-10-10 1222 San Mateo San Francisco Bay: Redwood City Comment
  UCD96996  Mesembryanthemum nodiflorum William Anderson 1968-7-25 s.n. San Mateo At west approach of Dumbarton Bridge on south side of road, San Jose. Comment
  CAS-BOT-BC348580  Micropus californicus var. californicus Margaret Barry 1937-5-8 s.n. San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC348660  Micropus californicus var. subvestitus W. R. Dudley 1906-5-13 s.n. San Mateo Santa Cruz Mountain Peninsula. Hills s.w. of San Mateo Comment
  UCSC004608  Microseris Randall Morgan 1994-4-13 2182 San Mateo Edgewood Park/Canada Road Comment
  CAS-BOT-BC348722  Microseris bigelovii John H. Thomas 1963-5-20 10147 San Mateo Ano Nuevo Island, about one half mile off shore and about 20 miles NW of Santa Cruz Comment
  CAS-BOT-BC348723  Microseris bigelovii W. R. Dudley 1899-5-14 s.n. San Mateo Santa Cruz Mountain Peninsula. West of Baden Comment
  CAS-BOT-BC349022  Microseris douglasii subsp. douglasii H. A. Dutton 1900-3-25 s.n. San Mateo Santa Cruz Peninsula. Woodside Comment
  CAS-BOT-BC349026  Microseris douglasii subsp. douglasii Ned Cahill 1974-5-13 273 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  JEPS49070  Microseris douglasii subsp. douglasii Lewis S. Rose 1966-5-2 66037 B San Mateo w Redwood City; Emerald Lake 91 Comment
  JROH1143  Microseris douglasii subsp. douglasii John H. Thomas 1967-5-10 12853 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1144  Microseris douglasii subsp. douglasii John H. Thomas 1971-4-10 15749 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1146  Microseris douglasii subsp. douglasii John Hunter Thomas 1981-5-8 20548 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1149  Microseris douglasii subsp. douglasii John Hunter Thomas 1988-5-3 24438 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC349023  Microseris douglasii subsp. douglasii K. L. Chambers 1953-5-12 463 San Mateo 3.2 mi. n. of Woodside on road to Crystal Springs Lake (Crystal Springs Lake road). [Locality info from collection label and voucher label combined.] Comment
  CAS-BOT-BC349149  Microseris douglasii subsp. tenella Lewis S. Rose 1933-4-30 33129 San Mateo Redwood City Comment
  RSA0001424  Microseris leucocarpha C. F. Baker 1902-5-4 808 San Mateo Woodside. Comment
  POM222786  Mimulus aurantiacus var. aurantiacus S. S. Berry 1909-4-23 s.n. San Mateo Road near Los Francos Creek 61 Comment
  RSA130970  Mimulus aurantiacus var. aurantiacus W. R. Dudley 1895-6-14 s.n. San Mateo Top of ridge near Searsville Dam. Comment
  UC306596  Mimulus cardinalis A. D. E. Elmer July, 1903 4941 San Mateo Lake San Andreas Comment
  UC103734  Mimulus grandis C. F. Baker 1902-5-4 759 San Mateo Woodside Comment
  JROH4091  Mimulus guttatus John Hunter Thomas 1977-6-16 18813 San Mateo Jasper Ridge Biological Preserve, Stanford University; delta in Searsville Lake Comment
  CAS-BOT-BC388837  Minuartia douglasii Le Roy Abrams 1902-5-4 2429 San Mateo Woodside Comment
  JEPS22487  Minuartia douglasii C. E. Durrell 1909-4-21 San Mateo Burlingame Comment
  POM308671  Minuartia douglasii Florence Danforth 1943-5-7 2388 San Mateo Jasper Ridge, above Searsville Lake. Comment
  CAS-BOT-BC214066  Monardella villosa Phillip C. Wheeler 1965-6-19 s.n. San Mateo Canyon east of quarry, San Bruno Mountain Comment
  CAS-BOT-BC214062  Monardella villosa W. R. Dudley 1894-7-7 s.n. San Mateo Bear Gulch Road, Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC214063  Monardella villosa Lewis S. Rose 1965-6-15 65080 San Mateo South of parking lot near summit, San Bruno Mountain 365 Comment
  CAS-BOT-BC214073  Monardella villosa George Oberlander 1949-6-25 219 San Mateo Cahill Ridge, San Francisco Watershed Reserve Comment
  CAS-BOT-BC214076  Monardella villosa Elizabeth McClintock 1965-8-1 s.n. San Mateo Slope above April Brook, San Bruno Mountain Comment
  CAS-BOT-BC220664  Monardella villosa Y. Henderson 1920-5-31 s.n. San Mateo Searsville Comment
  RSA18315  Monardella villosa Carl B. Wolf 1927-7-14 596 San Mateo Summit of Kings Mt. at junction with Skyline Drive Comment
  UC25530  Monardella villosa subsp. villosa J. Burtt Davy 1893-6-17 770 San Mateo Belmont South Coast Ranges Comment
  JROH2835  Monardella villosa subsp. villosa John H. Thomas 1963-6-23 10166 San Mateo Jasper Ridge Biological Preserve, Stanford University; near exclosure on northern slope of ridge Comment
  JROH1157  Monolopia gracilens Oz Garton 1968-4-7 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC50083  Monolopia gracilens J. Burtt Davy Jun 21 1893-Jun 23 1893 San Mateo Pilarcitos Lake and Canyon Comment
  PGM4947  Myosotis discolor Vern Yadon 2002-5-2 San Mateo Swanton near San Mateo Co, Inland from 1st ridge Comment
  UCR280166  Myosotis latifolia Peter Rubtzoff 1977-4-16 8949 San Mateo San Francisco Bay Region, San Bruno Mountains, 'saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road Junction 220 Comment
  UCD119527  Myosotis latifolia W. D. McLellan 1954-5-17 62 San Mateo San Mateo County Memorial Park, northeast of Pescadero. Comment
  RSA152075  Myrica californica John H. Thomas 1962-3-24 9838 San Mateo Isenberg Ranch near Langley Hill. 549 Comment
  CAS-BOT-BC268098  Myriophyllum Peter Rubtzoff 1965-10-19 5665 San Mateo Pilarcitos Lake. Comment
  JROH2704  Myriophyllum aquaticum John Hunter Thomas 1992-5-14 25223 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near boat ramp. Comment
  UCSB279  Najas guadalupensis McPherson, D. 1960-08 San Mateo Felt Lake; Stanford University foothills Comment
Read comments 1
  CAS-BOT-BC260024  Nassella lepida Phillip C. Wheeler 1965-5-18 s.n. San Mateo San Bruno Mountain. Near base of mountain near Olivet Cemetary Comment
  CAS-BOT-BC260232  Nassella pulchra Lewis S. Rose 1956-5-7 56071 San Mateo Skyline Boulevard W of San Mateo 182 Comment
  CAS-BOT-BC260233  Nassella pulchra A. D. E. Elmer 1903-6-1 4712 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC260236  Nassella pulchra John H. Thomas 1971-5-2 15869 F San Mateo Near intersection of Canada Road and Edgewater Road, about 3 miles W from Redwood City 152 Comment
  JROH1569  Nasturtium officinale John H. Thomas 1955-5-6 4998 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC60475  Nasturtium officinale Elizabeth McClintock 1967-9-24 s.n. San Mateo San Bruno Mountains. Crocker Avenue. Comment
  JROH3202  Navarretia heterodoxa John Hunter Thomas 1982-7-2 21047 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC662623  Navarretia heterodoxa L. S. Rose 1941-6-12 41269 San Mateo hills w Redwood City; Emerald Lake 120 Comment
  JROH3208  Navarretia squarrosa Richard L. Garber 1971-7-13 66 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA523345  Navarretia squarrosa Gordon H. True Jr. 1936-6-14 506 San Mateo Canyon south of Salada Beach 366 Comment
  JROH2750  Nemophila John Hunter Thomas 1982-4-30 20881 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC219480  Nemophila parviflora John H. Thomas 1961-5-14 9374 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos. San Francisco Watershed Reserve 152 Comment
  SEINET3840801  Nemophila parviflora Unknown 2005-6-21 5 .368 San Mateo Northeast corner of Pilarcitos Lake, SF Water District land 250 Comment
  JROH5953  Nuttallanthus texanus D. D. Davis 1903-4-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge area, rocky point Comment
  SJSU5388  Nymphaea odorata R. A. Pattison 1970-5-16 San Mateo pond in Los Trancos Woods 6 mi SW of Stanford University Comment
  CAS-BOT-BC140431  Oemleria cerasiformis David D. Keck 1932-3-6 1396 San Mateo Near La Honda, Santa Cruz Mountains Comment
  CAS-BOT-BC140440  Oemleria cerasiformis E. G. Dudley 1904-3-3 43 San Mateo Portola Valley, Santa Cruz Mts. Comment
  HSC66971  Oemleria cerasiformis Richard Spjut 1980-5-15 6195 San Mateo Palo Alto Foothill Park along Steep Hollow Trail, 1/4 mi. from jct. with Wildhorse Valley 229 Comment
  JEPS44826  Oemleria cerasiformis W. L. Jepson 1922-3-19 9542 San Mateo Lake San Andreas 182 Comment
  JROH3711  Oemleria cerasiformis John Hunter Thomas 1981-2-14 20220 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC555631  Oemleria cerasiformis Herbert L. Mason 1927-4-23 3693 San Mateo near Pescadero Creek (along La Honda road) Comment
  UC860380  Oemleria cerasiformis Lewis S. Rose 1941-3-12 40123 San Mateo w of San Bruno (Skyline Blvd) 152 Comment
  UC2061401  Oenothera elata subsp. hookeri H. W. Johansen 1958-5-18 23 San Mateo Coast Hwy 1, S of Pescadero Comment
  HSC23991  Oenothera elata subsp. hookeri Mary Katherine Wicksten 1971-6-27 125 San Mateo Princeton, by Hwy. 1 Comment
  UCD106882  Oenothera perennis T. C. Fuller 1970-5-12 19529 San Mateo Emily (Mrs. Hillary) Brown prop., 3045 Ralston Ave., Burlingame. Comment
  JROH2993  Olea europaea John H. Thomas 1977-1-23 18462 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3090  Orobanche vallicola Toni Corelli 2003-11-5 266 San Mateo Jasper Ridge Biological Preserve, Stanford University; in moist woodland above San Francisquito Creek along trail 2 82 Comment
  POM126837  Orthocarpus erianthus var. roseus R. L. Pendleton 1907-4-20 618 San Mateo Ocean View. 122 Comment
  POM126839  Orthocarpus erianthus var. roseus M. S. Baker 1904-05 s.n. San Mateo Ocean View. Comment
  RSA88573  Orthocarpus lithospermoides L. S. Rose 1954-5-17 54043 San Mateo Emerald Lake, E of Redwood City. 183 Comment
  RSA407968  Orthocarpus purpurascens Francis W. Pennell, D. D. Keck 1940-5-15 25418 San Mateo E of Upper Crystal Springs Lake, SW of San Mateo. 61 Comment
  CAS-BOT-BC173631  Orthocarpus pusillus Peter Rubtzoff 1977-4-14 8941 San Mateo San Bruno Mountain. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  RSA119325  Osmorhiza berteroi S. S. Tillett, I. Sternback 1956-6-24 540 San Mateo Middleton property, behind (N.) Portola Camp Store, just outside Portola State Park. 396 Comment
  JROH304  Osmorhiza berteroi John Hunter Thomas 1992-5-26 25354 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing Comment
  CHSC1970  Osmorhiza chilensis A. Goekler 1929-5-11 San Mateo Moss Beach. Comment
  CAS-BOT-BC166730  Oxalis albicans subsp. pilosa Peter Rubtzoff; Roman Gankin 1975-5-21 7964 San Mateo San Bruno Mountains. Saddle area north of Guadalupe Canyon Parkway and west of Radio Road junction. Comment
  CDA28462  Oxalis corymbosa H. Struffenegger, J. Reppas 1974-1-9 San Mateo Podesta Nursery, 1951 Pulgas Avenue, East Palo Alto. 0 Comment
  RSA130349  Oxalis oregana Josephine Randall 1908-3-28 s.n. San Mateo Kings Mt. Comment
  UC762243  Oxalis oregana R. F. Hoover 1939-3-3 3896 San Mateo above Portola (on La Honda rd) Comment
  HSC16710  Oxalis oregana P. A. Murphy 1965-4-16 35 San Mateo 6 mi. from Half Moon Bay in Hatches Woods Comment
  JROH3092  Oxalis oregana M. N. Paulson 1915-4-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5339  Panicum capillare Ann Lambrecht 2006-8-23 29 San Mateo Jasper Ridge Biological Preserve, Stanford University. San Francisquito Creek near Dennis Martin marker. 71 Comment
  UCD88650  Parapholis incurva August L. Hormay 1932-5-29 s.n. San Mateo San Bruno. Comment
  UCR121550  Parentucellia viscosa George K. Helmkamp, E. A. Helmkamp 1999-6-28 5002 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  POM63452  Pectocarya pusilla A. D. E. Elmer 1903-04 4676 San Mateo Portola. Comment
  JROH1404  Pectocarya pusilla Carol Zabel and Ann Lambrecht 2003-4-15 48 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail c. After starting at the east end of trail, it splits into two trails which lead out to Trail 9. Sample collected on long (righthand) branch, immediately after the split Comment
  JEPS40981  Pedicularis densiflora Lewis S. Rose 1964-3-23 64013 San Mateo w of Redwood City; Emerald Lake 121 Comment
  RSA14984  Pedicularis densiflora L. S. Rose 1935-2-24 35016 San Mateo Belmont. Comment
  JROH5908  Pedicularis densiflora L. Nordby 1982-5-14 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; oak woodland northwest of Searsville Lake Comment
  UC306599 Image available Pedicularis dudleyi A. D. E. Elmer June, 1903 4289 San Mateo Iverson's Place Pescadero Creek; Iverson's Place, Pescadero Creek, San Mateo Co. Comment
Read comments Feb 28 2011
  CAS-BOT-BC207030  Pelargonium vitifolium J. H. Thomas 1959-8-16 8066 San Mateo About 2 miles north of Pigeon Point, along the coast 15 Comment
  CAS-BOT-BC330478  Pentachaeta alsinoides Elizabeth McClintock; Phillip Wheeler 1967-5-14 s.n. San Mateo San Bruno Mountain. Wheeler's 3-aces, above Harold Road, Brisbane Comment
  JROH1161  Pentachaeta alsinoides John Hunter Thomas 1989-4-20 24639 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC330497  Pentachaeta bellidiflora Ned Cahill 1974-4-19 154 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City. Comment
  CAS-BOT-BC330498  Pentachaeta bellidiflora J. H. Thomas 1974-4-11 17133 San Mateo SE of Canada Road and Edgewood Road, NW of Woodside. 152 Comment
  JROH109  Pentagramma triangularis subsp. triangularis John H. Thomas 1968-3-17 14194 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  UCSB25635  Pentagramma triangularis subsp. triangularis Masero, Ann 1967-3-21 San Mateo Butano Creek, 3.3 miles east of junction of Cloverdale Road and Canyon Road 106 Comment
  UC652563  Perideridia gairdneri subsp. gairdneri Ira L. Wiggins and Roxana S. Ferris 1939-8-2 9295 San Mateo Ano Nuevo Point Comment
  JROH3247  Persicaria amphibia John H. Thomas 1974-8-3 17496 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3271  Persicaria lapathifolia John Hunter Thomas 1979-9-9 19716 San Mateo Jasper Ridge Biological Preserve, Stanford University. Lake edge and delta. Comment
  JROH3284  Persicaria punctata John Hunter Thomas 1981-7-12 20695 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3286  Persicaria punctata John Hunter Thomas 1991-11-21 25101 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing of San Francisquito Creek. Comment
  CAS-BOT-BC419387  Persicaria punctata Roxana S. Ferris 1945-9-25 11107 San Mateo At Pedro Point, State Highway 1 Comment
  CAS-BOT-BC419388  Persicaria punctata W. R. Dudley 1897-10-10 s.n. San Mateo Toward Pilar Pt. Comment
  CAS-BOT-BC330251  Petasites frigidus var. palmatus John Thomas Howell 1924-2-23 269 San Mateo King Mountain Comment
  RSA120041  Petunia parviflora W. R. Dudley 1909-10-31 s.n. San Mateo Searsville Lake. The Santa Cruz Mtn Peninsula. Comment
  RSA342247  Phacelia californica Robert F. Thorne, P. C. Everett 1963-6-9 32213 San Mateo On top of San Bruno Mountain, near TV tower. 335 Comment
  JROH2758  Phacelia distans John Rawlings 2008-4-23 1031 San Mateo Jasper Ridge Biological Preserve, Stanford University. Just west of Rd C in small, grassy opening on slope uphill from blue metal bridge near beginning of Rd 19 that leaves Rd. C 30 meters south of the main San Francisquito Creek/Rd C bridge. 92 Comment
  SBBG32291  Phacelia distans L. S. Rose 1963-5-23 San Mateo Thornton Beach Park 30 Comment
  UC306562  Phacelia divaricata A. D. E. Elmer May, 1903 4481 San Mateo Crystal Springs Lake Comment
  UC735097  Phacelia imbricata subsp. imbricata Lincoln Constance 1946-6-7 3078 San Mateo Skyline Drive about 5 mi se Portola 457 Comment
  UC24429  Phacelia malvifolia J. Burtt Davy 1893-6-22 1139 San Mateo Pilarcitos Comment
  CAS-BOT-BC258932  Phalaris aquatica J. H. Thomas 1963-8-4 10233 San Mateo About 2.5 miles inland from San Gregorio along the highway Comment
  CAS-BOT-BC258933  Phalaris aquatica J. H. Thomas 1958-8-1 7375 San Mateo Just north of mouth of San Gregorio Creek 30 Comment
  JROH5360  Phalaris aquatica John Hunter Thomas 1981-9-24 20745 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCR101609  Phalaris aquatica George K. Helmkamp, E. A. Helmkamp 1998-5-16 3743 San Mateo Portola Valley, Golden Hills Rd along Los Trancos Creek 107 Comment
  SJSU15905  Phalaris californica John Rawlings, Sara Timby, Toni Corelli 2016-4-23 1730 San Mateo Bean Hollow bluff trail near footbridge crossing a deeply-cut drainage, west of Hwy 1 south of Pescadero. 8 Comment
  UC204158  Phalaris californica A. D. E. Elmer June, 1903 4699 San Mateo Crystal Springs Lake Comment
  CDA2317  Phalaris paradoxa T. C. Fuller 1967-6-13 15948 San Mateo Road to San Mateo, 0.7 mile east of Skyline Blvd., east above Crystal Springs Lake. 0 Comment
  JROH5855  Phalaris paradoxa Herb Dengler 1980-6-20 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; ca. 100 yards due N. of 2nd enclosure Comment
  UC52847  Phlox gracilis J. Burtt Davy Jun 21 1893-Jun 23 1893 1044 San Mateo Pilarcitos Lake and Canyon Comment
  UC2056116  Phyllospadix torreyi 2015-6-18 San Mateo Pescadero. beds south of promontory Comment
  CAS-BOT-BC142225  Physocarpus capitatus George Oberlander 1950-7-15 1041 San Mateo San Andreas Valley - San Francisco Watershed Reserve Comment
  JROH3728  Physocarpus capitatus John Hunter Thomas 1979-6-12 19593 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near low-flow crossing Comment
  RSA681424  Physocarpus capitatus Annuschka Deb 1989-6-13 218 San Mateo Woodside, Yerba Buena Nursery Demonstration Garden. Comment
  CAS-BOT-BC206937  Pickeringia montana var. montana Daniel Cohen 1953-5-9 86 San Mateo La Honda Road nera Skyline Drive Comment
  CAS-BOT-BC206938  Pickeringia montana var. montana Volney Rattan 1882-5-1 s.n. San Mateo Belmont Comment
  JROH2203  Pickeringia montana var. montana John H. Thomas 1976-5-26 18147 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Shack Comment
  SEINET3871791  Pinus attenuata K. Allred 1975-1-3 1267 San Mateo Half Moon Bay, Dune Beach.; 0 Comment
  CAS-BOT-BC78643  Pinus halepensis Elizabeth McClintock 1989-3-1 s.n. San Mateo Brisbane, above Crocker Industrial Park Comment
  IRVC7620  Pinus patula P. W. Rundel 1964-8-8 1441 San Mateo Menlo Park; North Lemon Avenue 18 Comment
  JROH120  Pinus radiata John Hunter Thomas 1977-5-19 18616 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH122  Pinus radiata John Hunter Thomas 1987-4-23 24207 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA18516  Piperia transversa Carl B. Wolf 1927-7-14 603 San Mateo Summit of Kings Mountain Rd. Comment
  CAS-BOT-BC389680  Piperia unalascensis Mary Wicksten 1970-6-25 51 San Mateo Field redacted by CAS, contact the data manager for more information Comment
  JROH676  Pistacia atlantica Toni Corelli 2002-8-12 247 San Mateo Jasper Ridge Biological Preserve, Stanford University. Road H 128 Comment
  JROH1406  Plagiobothrys bracteatus John H. Thomas 1966-4-6 11553 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC191864  Plagiobothrys chorisianus Edward Lee Greene 1886-5-10 San Mateo Belmont Comment
  UC24559  Plagiobothrys chorisianus Alice Eastwood Apr 1896 San Mateo Crystal Springs Comment
  UC881324  Plagiobothrys chorisianus Alice Eastwood 1915-6-13 4717 San Mateo Granada Comment
  UCR70806  Plagiobothrys chorisianus David D. Keck 1932-4-18 1435 San Mateo San Francisco Bay Region, Burlingame; on the shore of San Francisco Bay 2 Comment
  CAS-BOT-BC228124  Plagiobothrys chorisianus Roxana S. Ferris 1921-4-7 2136 San Mateo San Bruno Mountain 30 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
  RSA216143  Plagiobothrys chorisianus P. H. Raven 1954-5-16 s.n. San Mateo North of mouth of Lobos Creek, Presidio Comment
  RSA320763  Plagiobothrys chorisianus Robert A. Norris 1984-3-21 4650 San Mateo along trail in saddle between Parking Lot (and summit) and Blue Blossom Hill, San Bruno Mountains 305 Comment
  SDSU5438  Plagiobothrys chorisianus D. F. Howe 1969-6-6 4640 San Mateo 18.5 miles north of San Mateo - Santa Cruz Co. line on the # 1. Comment
  CAS-BOT-BC228151  Plagiobothrys chorisianus var. chorisianus V. F. Hesse 1959-4-16 2588 San Mateo Pigeon Point 7 Comment
  CAS-BOT-BC228165  Plagiobothrys chorisianus var. chorisianus W. R. Dudley 1893-5-2 s.n. San Mateo Between Kings Mountain and La Honda below Haymans Ranch Comment
  JROH1423  Plagiobothrys nothofulvus John H. Thomas 1968-4-19 14291 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1426  Plagiobothrys nothofulvus D. E. Breedlove 1971-5-31 19362 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  JROH1429  Plagiobothrys nothofulvus John H. Thomas 1976-4-19 18087 San Mateo Jasper Ridge Biological Preserve, Stanford University; below dam Comment
  JEPS22018  Plantago elongata G. Thomas Robbins with S. Galen Smith 1958-6-9 3861 San Mateo about 0.5 mi s Pescadero Point (around the edges of the parking area at Pebble Beach); Pebble Beach Comment
  POM61247  Plantago elongata subsp. pentasperma Copeland 1903-6-5 3327 San Mateo Montara Point. Comment
  RSA184882  Plantago erecta L. S. Rose 1965-5-3 65056 San Mateo San Bruno Mountain, North end. 183 Comment
  SEINET6205137  Plantago hookeriana var. californica L. S. Rose 1965-1 65056 San Mateo San Bruno Mtn, N end Comment
  JROH3134  Plantago major John Hunter Thomas 1977-6-16 18788 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3136  Plantago major John Hunter Thomas 1980-11-27 20192 San Mateo Jasper Ridge Biological Preserve, Stanford University; delta Comment
  POM209656  Plantago maritima D. D. Keck 1934-7-7 2966 San Mateo Pigeon Point. Comment
  POM61259  Plantago maritima E. B. Copeland 1903-6-5 3331 San Mateo Montara Point. Comment
  UCD124622  Plantago maritima G. Thomas Robbins 1953-8-29 3617 San Mateo Just south of the Olympic Golf Club and the San Francisco City and County line. Comment
  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
  SEINET8389512  Plantago subnuda J. H. Thomas 1964-6-19 10433 San Mateo near Pigeon Pt. Lighthouse. Comment
  CAS-BOT-BC92014  Platystemon californicus John H. Thomas 1974-5-7 17317 San Mateo San Bruno Mountain. Along Guadalupe Parkway opposite school. Comment
  CAS-BOT-BC92021  Platystemon californicus C. F. Baker 1902-3-30 433 San Mateo Crystal Springs Lake. Comment
  JROH5922  Plectritis congesta subsp. brachystemon H. J. Dengler 1964-3-29 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Grass island Comment
  CAS-BOT-BC258900  Poa annua Peter Rubtzoff 1988-5-3 9913 San Mateo San Bruno Mountain, Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road Junction, near old Guadalupe Road in the northwest part of the Saddle area, east of Saddle Trail Junction. Comment
  JROH5396  Poa annua John H. Thomas 1965-2-22 10551 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5399  Poa annua John H. Thomas 1975-4-3 17702 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC246712  Poa howellii W. R. Dudley 1900-3-17 s.n. San Mateo Santa Cruz Mountain Peninsula. Ravine north of Seal Cove Comment
  POM87690  Poa howellii Le Roy Abrams 1901-05 1560 San Mateo Searsville -Bear Gulch Comment
  CAS-BOT-BC261644  Poa infirma Peter Rubtzoff 1988-5-3 9912 San Mateo San Bruno Mountain, Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road Junction, near old Guadalupe Road in the northwest part of the Saddle area, east of Saddle Trail Junction. Comment
  SEINET3130238  Poa secunda L. R. Abrams 1902-5-4 2408 San Mateo Woodside Comment
  CAS-BOT-BC243121  Poa secunda subsp. secunda Margaret A. Barry 1937-5-1 38 San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC244254  Poa unilateralis Walter & Irja Knight 1965-4-25 1054 San Mateo San Bruno Mountain. Owl's Canyon 228 Comment
  UC144491  Poa unilateralis Copeland 1903-5-24 3259 San Mateo Montara Point Comment
Read comments Jan 23 2011
  UC23972  Polemonium carneum J. Burtt Davy 1895-4-20 1040 San Mateo Pilarcitos Comment
  CDA34563  Polygala californica M. Beyers, Z. Bakman, L. Feely, & D. Sozanni 2011-4-4 873 San Mateo Pacifica: San Pedro Valley County Park, along Brooks Creek Trail. 148 Comment
  JROH3220  Polygala californica John Rawlings 2007-5-30 1013 San Mateo Jasper Ridge Biological Preserve, Stanford University. Vicinity of an abandoned camper shell near a small drainage west of the switchback zone of the Escobar/Webb Ranch horse trail. 100 Comment
  CDA2829  Polygonum arenastrum Buchanan 1960-4-28 4107 San Mateo Harbor Blvd. & Freeway, Redwood City. 0 Comment
  JROH3259  Polygonum aviculare subsp. depressum John H. Thomas 1974-8-3 17498 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  OBI37074  Polygonum aviculare subsp. depressum M. J. Erwin 1983-11-11 20 San Mateo Daggett residence, 100 yds W of Old Canada Rd, within proeprty limits of Filoli Center, Canada Rd Comment
  RSA176406  Polygonum coccineum John H. Thomas 1964-10-2 10510 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Edge of Searsville Lake near Bridge. Comment
  CAS-BOT-BC109245  Polygonum paronychia David D. Keck 1931-10-5 1288 San Mateo 1 mile north of Salada Beach. 200 m. from ocean. Comment
  POM144853  Polygonum punctatum C. F. Baker 1902-10-20 1858 San Mateo Searsville. Comment
  UC1191256  Polygonum punctatum Malcolm A. Nobs and S. Galen Smith 1949-8-25 1560 San Mateo Sharp Park; marshes Comment
  CAS-BOT-BC76948  Polypodium californicum Ned Cahill 1975-1-8 386 San Mateo Near the intersection of Canada and Edgewood Roads, about 3 mi westward from Redwood City. Comment
  JROH5945  Polypodium californicum John Rawlings 2017-2-21 1957 San Mateo Jasper Ridge Biological Preserve, Stanford University; Trail 6, just south of prairie opening in serpentine chaparral 123 Comment
  RSA485490  Polypodium californicum Lyman Benson 1929-3-5 977 San Mateo King s Mountain Comment
  CAS-BOT-BC76906  Polypodium californicum W. R. Dudley 1903-3-10 s.n. San Mateo Santa Cruz Mountain Peninsula - near Pedro Pt. and near sea. Comment
  CAS-BOT-BC72111  Polypodium scouleri L. R. Abrams 1926-5-26 11217 San Mateo San Bruno Hills near Daly City Comment
  UCD164005  Polypodium scouleri Peter Rubtzoff 1977-11-24 9143 San Mateo San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction, East Fork Colma Creek Canyon. Comment
  CAS-BOT-BC233152  Polypogon interruptus H. A. Borthwick 1920-6-1 203 San Mateo Santa Cruz Mountain Peninsula. Back of Redwood City Comment
  CAS-BOT-BC233153  Polypogon interruptus H. A. Borthwick 1920-6-1 203 San Mateo Santa Cruz Mountain Peninsula. Back of Redwood City Comment
  CAS-BOT-BC233156  Polypogon interruptus A. D. E. Elmer 1903-7-1 4694 San Mateo Pilarcitos Stone Dam Comment
  UC203508  Polypogon interruptus A. D. E. Elmer July, 1903 4694 San Mateo Pilarcitos Stone Dam Comment
  CAS-BOT-BC237345  Polypogon monspeliensis Ira L. Wiggins 1973-6-24 22019 San Mateo In bed of San Francisquito Creek, 50-60 m upstream from Pope Street Bridge, along boundary between San Mateo and Santa Clara counties Comment
  JROH5443  Polypogon monspeliensis John H. Thomas 1973-6-15 16836 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5446  Polypogon monspeliensis John H. Thomas 1976-10-16 18410 San Mateo Jasper Ridge Biological Preserve, Stanford University. Dry delta in Searsville Lake at the mouth of Corte de Madera Creek. Comment
  JROH5457  Polypogon monspeliensis W. Lennihan 1989-5-22 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. By San Francisquito creek, to left of Whiskey Hill (low-flow) causeway. Comment
  RSA187461  Polypogon monspeliensis John H. Thomas 1965-12-19 11458 San Mateo Jasper Ridge Biological Experimental Area, 5 miles SW of Palo. Comment
  SEINET10593693  Polypogon monspeliensis Gordon H. True 1937-7-23 True 808 San Mateo North of Salada Beach. 30 Comment
  CAS-BOT-BC72150  Polystichum californicum Eric Walther 1919-6-9 s.n. San Mateo Woodside Comment
  CAS-BOT-BC72218  Polystichum dudleyi John H. Thomas 1961-5-23 9454 San Mateo Portola State Park, near junction of Peters and Pescadero Creeks 152 Comment
  CAS-BOT-BC72225  Polystichum dudleyi George Oberlander 1950-7-15 1026 San Mateo Pilarcitos Canyon Comment
  CAS-BOT-BC76608  Polystichum munitum J. H. Thomas 1949-3-29 198 San Mateo King's Mountain Comment
  CHSC39836  Polystichum munitum Maxey-Jones 1928-4-21 San Mateo La Honda Redwoods. Comment
Read comments Jul 7 2010
  JROH54  Polystichum munitum Lawrence J. Winship 1974-11-2 8 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  CAS-BOT-BC76646  Polystichum munitum Elizabeth McClintock 1965-3-28 s.n. San Mateo San Bruno Mountain - North Power Line Ridge area. Comment
  CAS-BOT-BC76649  Polystichum munitum Roxana S. Ferris 1921-3-20 2108 San Mateo Pescadero Creek in canyon, 6 mi. from Pescadero Comment
  CAS-BOT-BC445247  Portulaca oleracea Walter Knight; Irja Knight 1963-10-7 442 San Mateo Hillside Blvd., San Bruno Mt. Comment
  JROH3358  Portulaca oleracea John H. Thomas 1976-10-16 18404 San Mateo Jasper Ridge Biological Preserve, Stanford University. Now dry delta in Searsville Lake at the mouth of Corte de Madera Creek Comment
  JROH5510  Potamogeton crispus Alan Grundman 1976-5-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake Comment
  JROH5844  Potamogeton crispus P. Heiple, A. Lambrecht 2008-8-6 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Lake Comment
  CAS-BOT-BC267165  Potamogeton foliosus W. R. Dudley 1906-10-12 s.n. San Mateo Santa Cruz Mountain Peninsula. Mud Lakes, Coalmine Ridge, Pond 1 Comment
  JROH5512  Potamogeton foliosus subsp. foliosus W. R. Dudley 1893-7-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD166488  Potamogeton illinoensis Peter Rubtzoff 1965-10-19 5664 San Mateo Pilarcitos Lake. Comment
  CAS-BOT-BC453735  Potamogeton illinoensis Peter C. Ting, Jr. 1939-8-28 s.n. San Mateo Lake Pilarcitos Comment
  CAS-BOT-BC453999  Potamogeton pectinatus M. S. Taylor; E. Pierce 1978-7-31 1875 San Mateo Ano Nuevo State Reserve, between Hwy 1 and the Pacific Ocean, n of Santa Cruz. Comment
  CAS-BOT-BC454009  Potamogeton pectinatus Ira L. Wiggins; Roxana S. Ferris 1939-8-2 9293 San Mateo Ano [Ano] Nuevo Point Comment
  CAS-BOT-BC141936  Potentilla anserina subsp. pacifica J. H. Thomas 1949-6-4 590 San Mateo Along coast, 1.4 miles S. of road to Pescadero Comment
  CAS-BOT-BC141933  Potentilla anserina subsp. pacifica David D. Keck 1933-5-11 2291 San Mateo Half Moon Bay, ca. 2 miles north of town. Comment
  POM203299  Potentilla hickmanii E. C. Satlife 1933-11-10 s.n. San Mateo Moss Beach Comment
  CAS-BOT-BC516346  Prosartes hookeri D. D. Davis 1903-5-2 s.n. San Mateo Near La Honda, Santa Cruz Peninsula Comment
  CAS-BOT-BC516360  Prosartes hookeri W. R. Bentley 1957-5-11 83 San Mateo La Honda Road, 1/2 mile east of La Honda 152 Comment
  JROH4671  Prosartes hookeri John H. Thomas 1969-4-20 14900 San Mateo Jasper Ridge Biological Preserve, Stanford University. Redwood area below dam Comment
  SEINET12054260  Prosartes hookeri Unknown 1932-1 8971 San Mateo Los Franco woods 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-BC159841  Prunus cerasifera Paul Reeberg 1988-5-17 s.n. San Mateo San Bruno Mountains Comment
  CAS-BOT-BC154496  Prunus ilicifolia Margaret A. Barry 1937-6-24 186 San Mateo North slope on Los Trancos Creek on Coal Mine Ridge Comment
  CAS-BOT-BC154502  Prunus ilicifolia Fred Hemphill 1973-4-22 838 San Mateo San Carlos. North of Malabar Rd. and Melendy Dr. 207 Comment
  CAS-BOT-BC154503  Prunus ilicifolia Phillip Wheeler 1965-6-7 s.n. San Mateo Between Owls Canyon and Buckeye Canyon Comment
  CAS-BOT-BC154506  Prunus ilicifolia L. S. Rose 1927-5-21 s.n. San Mateo Pigeon Point 15 Comment
  JROH3747  Prunus ilicifolia subsp. ilicifolia John Hunter Thomas 1981-5-5 20545 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC311194  Prunus subcordata A. D. E. Elmer April, 1903 4583 San Mateo Portola Comment
  CAS-BOT-BC356471  Pseudognaphalium beneolens Josephine D. Randall 1907-7-28 76 San Mateo Santa Cruz Peninsula. Black Mt. Road near Iverson's 335 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
  CAS-BOT-BC356866  Pseudognaphalium californicum Elizabeth McClintock 1963-6-9 s.n. San Mateo San Bruno Mountain Comment
  JROH761  Pseudognaphalium californicum John H. Thomas 1975-5-26 17914 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH767  Pseudognaphalium californicum John Hunter Thomas 1983-4-28 21783 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC356862  Pseudognaphalium californicum Barrett Anderson; Peter Rubtzoff 1988-4-22 3658 San Mateo San Bruno Mountain. Saddle area north of Guadalupe Canyon Parkway 275 Comment
  CAS-BOT-BC356863  Pseudognaphalium californicum Elizabeth McClintock 1972-5-10 s.n. San Mateo San Bruno Mountain. Slope above parking lot, summit of mountain Comment
  SJSU10081  Pseudognaphalium californicum R. W. Henkel 1967-5-28 105 San Mateo Alpine Rd 4 mi N of junction with Skyline Blvd Comment
  CAS-BOT-BC357120  Pseudognaphalium luteoalbum John Thomas Howell 1935-1-13 12578 San Mateo Lake San Andreas Comment
  CAS-BOT-BC357124  Pseudognaphalium luteoalbum Fred Hemphill 1973-4-22 841 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  SEINET3145218  Pseudognaphalium ramosissimum L. S. Rose 1935-8-13 35568 San Mateo Salada 30 Comment
  CAS-BOT-BC361561  Pseudognaphalium stramineum Walter Knight; Irja Knight 1964-5-30 s.n. San Mateo San Bruno Mountain. Colma Canyon Comment
  RSA15295  Pseudotsuga menziesii C. B. Wolf 1927-4-3 265 San Mateo 1 mile above La Honda. Santa Cruz Mountains Comment
  CAS-BOT-BC362025  Psilocarphus tenellus Lewis S. Rose 1933-5-3 33140 San Mateo Montara Comment
  JROH1185  Psilocarphus tenellus John Hunter Thomas 1978-4-25 19146 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC517982  Psilocarphus tenellus Lewis S. Rose 1933-5-3 33140 San Mateo Montara Comment
  CHSC39781  Pteridium aquilinum Maxey-Jones 1928-4-21 San Mateo La Honda Redwoods. Comment
Read comments Jul 10 2010
  JROH11  Pteridium aquilinum var. pubescens John H. Thomas 1970-5-16 15634 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  JROH3754  Pyracantha fortuneana J. H. Thomas 1960-6-8 8773 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near entrance to Searsville Lake Comment
  CAS-BOT-BC460837  Pyrola aphylla A. D. E. Elmer 1903-6-1 4297 San Mateo Pescadero Comment
  CAS-BOT-BC460838  Pyrola aphylla W. R. Dudley 1895-6-7 s.n. San Mateo Santa Cruz Peninsula: 4000 feet above Iverson's; Butano Ridge Comment
  CAS-BOT-BC105387  Quercus X morehus W. R. Dudley 1904-4-10 s.n. San Mateo Santa Cruz Mountain Peninsula, junction of Alpine and Great Round road, in a few yards E of junction of Corte Madera & Comment
  CAS-BOT-BC61703  Quercus agrifolia W. R. Dudley 1894-11-2 s.n. San Mateo Woodside road Comment
  CAS-BOT-BC61712  Quercus agrifolia Ned Cahill 1974-4-30 237 San Mateo near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  UC565407  Quercus agrifolia Chas. M. Belshaw 1936-1-25 1457 San Mateo 2.8 mi w Woodside (Kings Mountain road); South Coast Range Comment
  UCD45030  Quercus agrifolia J. M. Tucker 1946-3-2 1373 San Mateo Tree on a hillside, associated with Q. wislizenii; about 4 miles east of Pescadero, San Mateo County, California. Comment
  SEINET10962205  Quercus agrifolia Lewis S. Rose 1964-1 Rose 64012 San Mateo Emerald Lake, w. of Redwood City hills. 122 Comment
  JROH2470  Quercus douglasii John H. Thomas 1955-5-6 5017 San Mateo Jasper Ridge Biological Preserve, Stanford University 182 Comment
  POM270122  Quercus douglasii Lyman Benson 1932-8-1 4033 San Mateo Stanford University. 122 Comment
  JROH2478  Quercus durata var. durata W. R. Dudley 1901-1-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC105388  Quercus kelloggii W. R. Dudley 1894-10-1 s.n. San Mateo Santa Cruz Mountain Peninsula, near Woodside road Comment
  CAS-BOT-BC105391  Quercus kelloggii Gertrude Anthony 1904-4-23 s.n. San Mateo Los Troncos Road (Foothills or Valley) Comment
  HSC100107  Quercus kelloggii Mary Katherine Wicksten 1971-8-20 128 San Mateo Huddart Park, above Oak Area Comment
  JROH2497  Quercus kelloggii E. A. McGregor 1909-3-20 s.n. 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
  SD38233  Quercus lobata Delzie Demaree 1929-10-17 3678 San Mateo King's Mountain Comment
  CAS-BOT-BC62890  Quercus lobata W. R. Dudley 1893-11-19 s.n. San Mateo By Alpine road up Black Mt. Comment
  CAS-BOT-BC134784  Quercus wislizeni W. R. Dudley 1898-1-1 s.n. San Mateo Santa Cruz Peninsula. On hill above little Butano Creek Comment
  CAS-BOT-BC362545  Rafinesquia californica Fred Hemphill 1973-5-14 817 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  JROH1201  Rafinesquia californica John H. Thomas 1967-5-31 12937 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC379082  Ranunculus aquatilis var. diffusus W. R. Dudley 1906-5-22 s.n. San Mateo Largest Pond, Coal Mine Ridge Comment
  CAS-BOT-BC379083  Ranunculus aquatilis var. diffusus George Oberlander 1950-7-15 1115 San Mateo Marsh, San Andreas Lake Comment
  JROH3474  Ranunculus californicus John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC511338  Ranunculus californicus Lyman Benson 1931-3-15 2641 San Mateo Redwood City Santa Cruz Mt. Range, Emerald Lake 152 Comment
  JROH3473  Ranunculus californicus John H. Thomas 1977-4-3 18508 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA399415  Ranunculus californicus J. Doty 1969-3-26 600 San Mateo 100 yards E of jct Hwy 35 and 92, near summit of Caost Range, San Francisco Peninsula. Comment
  CAS-BOT-BC378524  Ranunculus californicus var. californicus Margaret A. Barry 1937-5-8 56 San Mateo grassland on Coal Mine Ridge Comment
  RSA132486  Ranunculus californicus var. cuneatus John H. Thomas 1950-3-19 1307 San Mateo Near intersection of Coast Hwy and road to Swanton, 1 mile SE of mouth of Waddell Creek. 30 Comment
  JROH3481  Ranunculus hebecarpus John H. Thomas 1974-4-25 17212 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3476  Ranunculus hebecarpus John H. Thomas 1963-4-13 10033 San Mateo Jasper Ridge Biological Preserve, Stanford University. Moist slopes along road near Searsville Lake, near arm of lake. Comment
  RSA230359  Ranunculus orthorhynchus var. bloomeri L. S. Rose 1937-4-30 37241 San Mateo Brisbane. 6 Comment
  CHSC39834  Ranunculus pusillus Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CAS-BOT-BC74338  Raphanus sativus Ned Cahill 1974-4-30 214 San Mateo Near the intersection of Canada and Edgewood roads, about 3 miles westward from Redwood City Comment
  UCD115167  Raphanus sativus L. Angst 1917-4-21 14 San Mateo south of San Francisco. Comment
  POM283044  Rhamnus californica Lyman Benson 1928-12-15 836 San Mateo Lake Searsville, Stanford, Santa Cruz, San Francisco Bay 152 Comment
  CAS-BOT-BC437975  Ribes E. A. McGregor 1908-3-9 s.n. San Mateo Coal Mine Ridge Comment
  UC858641  Ribes Alice Eastwood 1922-5-27 11324 San Mateo La Honda Comment
  CAS-BOT-BC92490  Ribes aureum var. gracillimum A. D. E. Elmer 1903-5-1 4514 San Mateo Portola. Comment
  RSA101029  Ribes californicum G. Oberlander 1950-3-18 527 San Mateo Pilarcitos Canyon, San Francisco Watershed Reserve. Comment
  RSA124767  Ribes californicum John H. Thomas 1959-2-23 7518 San Mateo Jasper Ridge, about 5 mi SW of Palo Alto. 152 Comment
  UC204126  Ribes californicum A. D. E. Elmer March 1903 4683 San Mateo Portola Comment
  CAS-BOT-BC93000  Ribes californicum var. californicum Walter Knight; Irja Knight 1963-8-5 s.n. San Mateo San Bruno Mountain. Buckeye Canyon. Comment
  HSC20291  Ribes divaricatum L. S. Rose 1965-3-16 65008 San Mateo Searsville Lake 122 Comment
  SEINET6205023  Ribes divaricatum L. S. Rose 1965-1 65008 San Mateo Searsville Lake. Comment
  CAS-BOT-BC173085  Ribes divaricatum var. pubiflorum Elmer I. Applegate 1895-3-9 188 San Mateo Woodside Comment
  JROH2651  Ribes divaricatum var. pubiflorum A. D. E. Elmer 1903-5-1 4511 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC173465  Ribes malvaceum Marian L. Campbell 1920-5-2 s.n. San Mateo Los Altos Comment
  RSA0021676  Ribes malvaceum Lyman Benson 1931-1-25 2576 San Mateo Continuation of Page Mill Road toward La Honda. Stanford University, Santa Cruz Mountain Range. 244 Comment
  JROH2665  Ribes malvaceum var. malvaceum Carol Zabel 1989-3-5 6 San Mateo Jasper Ridge Biological Preserve, Stanford University. Diagonal trail between Trail 14 and Trail 8. Comment
  CAS-BOT-BC212811  Ribes menziesii David D. Keck 1932-3-6 1397 San Mateo Near La Honda, Santa Cruz Mts. 200 Comment
  UC1127451  Ribes menziesii G. E. Sindel 1935-8-13 330 San Mateo San Gregorio Creek Santa Cruz Quadrangle Comment
  SEINET10482931  Ribes menziesii Mary Susan Taylor 1978-8-30 Taylor 1855 San Mateo Comment
  RSA0021754  Ribes menziesii var. leptosmum A. D. E. Elmer 1903-04 4496 San Mateo Portola. Comment
  JROH5605  Ribes menziesii var. menziesii John Rawlings 2014-3-25 1211 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along Trail 2 -- one plant upslope and one downslope -- about 400 yards west of Zoology Cabin site. 80 Comment
  RSA0019107  Ribes sanguineum A. C. Life 1929-2-22 s.n. San Mateo Kings Mountain. Redwood Park. Comment
  CAS-BOT-BC144602  Ribes sanguineum var. glutinosum James McMurphy 1902-4-6 s.n. San Mateo Coal Mine Ridge Comment
  CAS-BOT-BC144603  Ribes sanguineum var. glutinosum J. H. Thomas 1955-3-18 4693 San Mateo About 6 milesup Tunitas Road from Ocean 335 Comment
  CAS-BOT-BC144606  Ribes sanguineum var. glutinosum Elmer I. Applegate 1895-3-3 198 San Mateo San Gregorio Creek below La Honda Comment
  CAS-BOT-BC144630  Ribes sanguineum var. glutinosum Ira L. Wiggins 1929-3-23 3371 San Mateo Road to Mud Lake, near Stanford University Comment
  JROH2673  Ribes sanguineum var. glutinosum John H. Thomas 1964-4-7 10300 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near edge of Searsville Lake. Comment
  JROH2676  Ribes sanguineum var. glutinosum John H. Thomas 1975-5-2 17853 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2681  Ribes sanguineum var. glutinosum John Hunter Thomas 1982-11-6 21216 San Mateo Jasper Ridge Biological Preserve, Stanford University. On causeway. Comment
  UC1127602  Ribes sanguineum var. glutinosum G. E. Sindel 1935-8-13 328 San Mateo San Gregorio Creek Santa Cruz Quadrangle Comment
  RSA0019100  Ribes sanguineum var. glutinosum D. D. Keck 1932-2-14 1370 San Mateo Near La Honda, Santa Cruz Mountains (3 miles north). 366 Comment
  RSA0019111  Ribes sanguineum var. glutinosum Lyman Benson 1930-6-14 2159 San Mateo La Honda. Santa Cruz Mountains. 244 Comment
  CAS-BOT-BC363086  Rigiopappus leptocladus Ira L. Wiggins 1949-4-23 12050 San Mateo Hillsides above Emerald Lake, back of Redwood City Comment
  JROH1210  Rigiopappus leptocladus John Hunter Thomas 1992-4-29 25169 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1212  Rigiopappus leptocladus John Rawlings,Toni Corelli 2007-5-2 0907 San Mateo Jasper Ridge Biological Preserve, Stanford University. Upper Big Inlet drainage in serpentine near NW corner of West Serpentine Chaparral. 167 Comment
  CAS-BOT-BC341024  Robinia pseudoacacia J. H. Thomas 1960-6-8 8774 San Mateo Road bank between Stanford and Searsville Lake along Sand Hill Road Comment
  JROH2206  Robinia pseudoacacia Toni Corelli & Ann Lambrecht 2007-4-25 333 San Mateo Jasper Ridge Biological Preserve, Stanford University; caretakers residence 106 Comment
  JROH2209  Robinia pseudoacacia Toni Corelli 2011-3-7 366 San Mateo Jasper Ridge Biological Preserve, Stanford University. Below Trail 20; Bear Creek just before confluence of San Francisquito Creek 81 Comment
  CAS-BOT-BC6011  Romanzoffia californica Charles Fuller Baker 1902-4-6 463 San Mateo Crystal Springs Lake Comment
  RSA159406  Romanzoffia californica John H. Thomas 1961-5-14 9369 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve. 152 Comment
  UC881303  Romanzoffia californica L. R. Abrams 1916-4-22 5582 San Mateo at the little upper lake Pilarcitos Canyon; Santa Cruz Mt.Peninsula, Pilarcitos Canyon Comment
  JROH1577  Rorippa curvisiliqua Ann Lambrecht, Toni Corelli 2004-9-15 14 San Mateo Jasper Ridge Biological Preserve, Stanford University. About 10 m E of Sand Hill Rd culvert 104 Comment
  SJSU15226  Rorippa curvisiliqua Toni Corelli 2012-7-12 802 San Mateo Wavecrest, west of Highway 1 in Half Moon Bay 24 Comment
  CAS-BOT-BC147619  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
  CAS-BOT-BC147634  Rosa californica J. I. McMurphy 1906-4-30 64 San Mateo Woodside, Santa Cruz Mts. Comment
  RSA3085  Rosa californica Carl B. Wolf 1931-8-20 2327 San Mateo Los Trancos Creek, 2 miles back of Stanford University, near Schenkel's Camp. 91 Comment
  CAS-BOT-BC146697  Rosa gymnocarpa George Oberlander 1949-4-30 134 San Mateo Pilarcitos Canyon Comment
  CAS-BOT-BC146698  Rosa gymnocarpa W. R. Dudley 1906-5-8 65 San Mateo Near Crystal Springs Lake, Santa Cruz Mts. 91 Comment
  CAS-BOT-BC146701  Rosa gymnocarpa John H. Thomas 1961-5-7 9284 San Mateo San Bruno Mountain in northern part of county 396 Comment
  RSA246188  Rosa gymnocarpa E. K. Balls 1969-9-18 12174 San Mateo 6 miles S from jct (crossing) of Hwy 84 with Hwy 35 along the La Honda [road?]. Beside San Gregorio Creek. Comment
  POM275418  Rosa gymnocarpa Lyman D. Benson 1931-5-10 2796 San Mateo Woodside. Santa Cruz Mtn Range. 427 Comment
  NY415871  Rosa piscatoria A. D. E. Elmer 05 1903 4923 San Mateo Pescadero Comment
  CAS-BOT-BC152826  Rubus parviflorus G. H. Mallory 1919-8-20 s.n. San Mateo La Honda - Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC152868  Rubus parviflorus Walter Knight; Irja Knight 1964-5-4 s.n. San Mateo Romanzoffia ravine - San Bruno Mountain Comment
  JROH3771  Rubus parviflorus John H. Thomas 1970-5-16 15632 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC152867  Rubus parviflorus Phillip C. Wheeler 1965-7-8 s.n. San Mateo Quarry Canyon - San Bruno Mountain Comment
  JEPS30401  Rubus spectabilis James B. Roof, Irja Knight 1963-4-24 San Mateo northwestern end San Bruno Mountain (Colma Canyon); Daly City, nw end of San Bruno Mountain, Colma Canyon Comment
  CAS-BOT-BC157082  Rubus ursinus L. R. Abrams 1914-10-14 5136 San Mateo Tunitas [Canon] Canyon Comment
  CAS-BOT-BC157083  Rubus ursinus A. D. E. Elmer 1903-6-1 4664 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC157086  Rubus ursinus Walter Knight; Irja Knight 1965-3-15 s.n. San Mateo Colma Canyon. San Bruno Mt. Comment
  CAS-BOT-BC157109  Rubus ursinus John Thomas Howell 1938-6-4 13887 San Mateo Burlingame Comment
  SBBG50777  Rubus ursinus R. E. Dengler 1960-4-14 34 San Mateo Jasper Ridge, Stanford Biological Reserve 121 Comment
  UC204056  Rubus ursinus A. D. E. Elmer June, 1903 4664 San Mateo Crystal Springs Lake southern end Comment
  JEPS121489  Rumex acetosella Adam C. Schneider with C. Matt Guilliams 2013-3-9 31 San Mateo Crystal Springs Reservoir Comment
  UCR12025  Rumex acetosella Coleta A. Lawler 1964-4-19 55 San Mateo 4.5 miles east of Half Moon Bay; Pilarcitos Rd, 0.5 mi NE jct Half Moon Bay Rd. 76 Comment
  CAS-BOT-BC422291  Rumex californicus John H. Thomas 1966-5-25 11636 San Mateo Menlo Park, near Southern Pacific train station. Comment
  JROH5595  Rumex crispus John Rawlings 2013-6-13 1189 San Mateo Jasper Ridge Biological Preserve, Stanford University. West end of the shallow depression known as the Semaphore Grass Meadow. 122 Comment
  CAS-BOT-BC433541  Rumex fueginus Roxana S. Ferris 1917-10-19 729 San Mateo Margin of Crystal Springs Lake Comment
  JROH3306  Rumex pulcher John H. Thomas 1967-6-1 12964 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH3309  Rumex pulcher John Hunter Thomas 1983-5-23 22236 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near shack side and low-flow crossing. Comment
  CAS-BOT-BC433997  Rumex salicifolius Josephine D. Randall 1907-7-23 291 San Mateo Santa Cruz Peninsula. Near Crystal Springs Lake Comment
  UCR121547  Rumex salicifolius George K. Helmkamp, E. A. Helmkamp 1999-6-28 5016 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  CAS-BOT-BC433998  Rumex salicifolius George Oberlander 1949-7-24 306 San Mateo San Francisco Watershed Reserve. About Upper Crystal Spr. Lake Comment
  UC175931  Rumex salicifolius var. crassus W. A. Setchell 1913-10-19 San Mateo Farallone City Comment
  UCR121549  Ruta chalepensis George K. Helmkamp, E. A. Helmkamp 1999-6-28 5003 San Mateo Pescadero Creek Watershed, Bean Hollow Road 0.3 mi south of Pescadero Road (SW of Pescadero). Slopes above Butano Creek 61 Comment
  CDA38781  Rytidosperma caespitosum Eric Wrubel 2012-6-19 NPS 41 San Mateo Golden Gate National Recreation Area; Sweeney Ridge, Baquiano Trail. 0 Comment
  CAS-BOT-BC239847  Rytidosperma penicillatum Bert Johnson 1989-3-17 s.n. San Mateo San Bruno Mountains. Randolph Ravine Comment
  JEPS128162  Rytidosperma penicillatum Eric Wrubel 2012-7-1 NPS 42 San Mateo Golden Gate National Recreation Area. Rancho Corral de Tierra, Spine Trail. Comment
  RSA159420  Sagina apetala John H. Thomas 1961-5-14 9371 San Mateo Vicinity of Pilarcitos Stone Dam on Pilarcitos Creek. San Francisco Watershed Reserve. 152 Comment
  UC1191404  Salicornia virginica Malcolm A. Nobs and S. Galen Smith 1949-8-26 1601 San Mateo mouth of Pescadero Creek Pescadero Creek Comment
  JROH3851  Salix exigua var. hindsiana John Hunter Thomas 1988-4-28 24414 San Mateo Jasper Ridge Biological Preserve, Stanford University. Causeway Comment
  CAS-BOT-BC125375  Salix lasiandra var. lasiandra Josephine D. Randall 1908-3-28 s.n. San Mateo Kings Mt. Road Comment
  JROH3874  Salix lasiandra var. lasiandra John H. Thomas 1973-4-7 16520 San Mateo Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake Comment
  UCD111574  Salix lasiandra var. lasiandra Lewis S. Rose 1965-3-8 65002 San Mateo Searsville Lake. 121 Comment
  CAS-BOT-BC107126  Salix lasiolepis Walter Knight; Irja Knight 1965-2-28 868 San Mateo Colma Canyon - San Bruno Mt. Comment
  JROH3867  Salix lasiolepis Toni Corelli 2003-2-6 255 San Mateo Jasper Ridge Biological Preserve, Stanford University; west side of lake below Searsville Lab 106 Comment
  OBI9820  Salix lasiolepis Lewis S. Rose 1965-3-8 65004 San Mateo Searsville Lake 122 Comment
  RSA178599  Salix lasiolepis L. R. Abrams 1915-3-13 5162 San Mateo Near jct of San Francisquito and Los Trancos creeks. About 2 miles from Stanford University. Comment
  RSA788838  Salix lasiolepis Peter Rubtzoff 1976-3-14 8446 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
  UCR279843  Salix lasiolepis Peter Rubtzoff 1976-3-14 8445 San Mateo San Francisco Bay Region, San Bruno Mountains. 'Saddle' area on north side of Guadalupe Canyon Parkway west of Radio Road junction; upper part of East Fork Colma Creek Canyon 220 Comment
  CAS-BOT-BC107248  Salix lasiolepis var. bigelovii Peter Rubtzoff 1987-11-27 9888 San Mateo San Bruno Mountains, Saddle area on north side of Guadelupe Canyon, Parkway west of Radio Road junction; northwestern part of the area along old Guadelupe Road, Upper part of East Fork Colma Creek canyon. Comment
  CAS-BOT-BC108261  Salix lasiolepis var. bigelovii C. R. Ball; G. W. Hendry 1931-2-22 15 San Mateo In arroyo near San Gregoio Creek, 100 m. from ocean. Near sea level. Comment
  CAS-BOT-BC124479  Salix lasiolepis var. lasiolepis Walter Knight; Irja Knight 1987-10-16 6070 San Mateo San Bruno Mt., 100 yds from corner of Hillside Blvd. and Kearney St. Comment
  CAS-BOT-BC124485  Salix lasiolepis var. lasiolepis Josephine D. Randall 1906-3-18 360 San Mateo San Francisquito Creek near Stanford University Comment
  POM176878  Salix scouleriana W. R. Dudley 1903-5-1 s.n. San Mateo From Peters Creek above Iverson's into Old Mill. Comment
  CAS-BOT-BC126478  Salix sitchensis W. R. Dudley 1903-5-2 s.n. San Mateo Near Redwood Villa, La Honda Comment
  CAS-BOT-BC126481  Salix sitchensis H. A. Dutton 1899-10-15 s.n. San Mateo Above Byrne's store, along road from Crystal Springs to Half Moon Bay Comment
  CAS-BOT-BC126497  Salix sitchensis W. R. Dudley 1899-5-14 s.n. San Mateo Near road from San Andreas Lake to Pilarcitos Lake Comment
  CAS-BOT-BC126498  Salix sitchensis W. R. Dudley 1903-5-1 s.n. San Mateo From Peters Creek above Iverson's to old mill Comment
  CAS-BOT-BC126507  Salix sitchensis James McMurphy 1907-4-27 s.n. San Mateo Kings Mt. Comment
  CAS-BOT-BC126508  Salix sitchensis A. D. E. Elmer 1903-5-1 4917 San Mateo Portola Comment
  POM196587  Salix sitchensis W. R. Dudley 1903-5-1 s.n. San Mateo Iverson's near Pescadero Creek. Santa Cruz Peninsula. Comment
  RSA169344  Salix sitchensis L. S. Rose 1964-3-14 64006 San Mateo Princeton. 6 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
  JROH2870  Salvia columbariae D. D. Davis 1903-4-5 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Ridge north slope Comment
  POM63429  Salvia spathacea A. D. E. Elmer 1903-05 4440 San Mateo Colma. Comment
  UC634908  Salvia spathacea H. L. Mason 1928-2-22 4160 San Mateo Mt. San. Bruno Comment
  POM46693  Sambucus callicarpa L. R. Abrams 1916-3-26 5589 San Mateo Road between San Mateo and Half-Moon Bay Comment
  RSA176527  Sambucus mexicana John H. Thomas 1963-6-23 10171 San Mateo Jasper Ridge Biological Experimental Area, about 5 mi SW of Palo Alto. Along road at Westridge end of ridge Comment
  RSA184910  Sambucus mexicana L. S. Rose 1966-8-15 66084 San Mateo Pulgas Water Temple 91 Comment
  CAS-BOT-BC246021  Sambucus nigra subsp. caerulea Phillip C. Wheeler 1965-5-12 s.n. San Mateo Ravine at Sierra Point, San Bruno Mountain Comment
  JROH1671  Sambucus nigra subsp. caerulea John H. Thomas 1973-6-15 16853 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  OBI4270  Sambucus nigra subsp. caerulea Lewis S. Rose 1966-8-15 66084 San Mateo Pulgas Water Temple 91 Comment
  JROH5887  Sambucus nigra subsp. caerulea Ruth Porter 1998-4-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC236464  Sambucus racemosa subsp. racemosa Adaline Christensen 1956-5-1 s.n. San Mateo Half Moon Bay Comment
  CAS-BOT-BC236460  Sambucus racemosa subsp. racemosa A. D. E. Elmer 1903-6-1 5080 San Mateo Butano Creek Comment
  SBBG43415  Sambucus racemosa var. racemosa C. Bornstein 1994-6-7 San Mateo Gazos Crk Rd, 1.4 mi E of Hwy 1 30 Comment
  UCD163785  Sambucus racemosa var. racemosa Peter Rubtzoff 1988-6-9 9925 San Mateo San Bruno Mountains, upper part of East Fork Colma Creek Canyon. Comment
  UCR122970  Sambucus racemosa var. racemosa George K. Helmkamp, E. A. Helmkamp 2001-6-2 6783 San Mateo San Francisco Bay Region, Purisima Creek Road, east of Half Moon Bay at Purisima Creek, 3.2 miles east of CA Hwy 1 244 Comment
  UCSC005903  Sanicula Randall Morgan 1983-2-15 s.n. San Mateo From large extended population in small ravine between El Corte Madera Creek and Bogess Creek (N of San Gregorio Rd.) Comment
  RSA470980  Sanicula arctopoides Glenn A. Gorelick 1967-2-10 s.n. San Mateo San Bruno Mountains, overlooking Daly City near San Francisco. Comment
  HSC24030  Sanicula crassicaulis Mary Katherine Wicksten 1971-6-17 72 San Mateo Huddart Park, along Chickadee Trail Comment
  JROH345  Sanicula crassicaulis John Hunter Thomas 1987-5-15 24287 San Mateo Jasper Ridge Biological Preserve, Stanford University; near picnic area Comment
  CAS-BOT-BC166810  Sanicula crassicaulis Peter Rubtzoff 1976-6-30 8712 San Mateo San Bruno Mountains. Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road junction. Comment
  POM142249  Saxifraga californica C. F. Baker 1902-4-6 465 San Mateo Crystal Springs Lake. Comment
  UC11756  Saxifraga californica Ivar Tidestrom 1894-3-22 San Mateo Comment
  JROH348  Scandix pecten-veneris John H. Thomas 1955-5-6 5011 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH362  Scandix pecten-veneris John Hunter Thomas 1986-5-1 23990 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH359  Scandix pecten-veneris John Hunter Thomas 1983-4-20 21537 San Mateo Jasper Ridge Biological Preserve, Stanford University; near low-flow crossing Comment
  RSA140840  Schinus molle John H. Thomas 1960-6-25 8788 San Mateo Redwood City. Along or near a small creek running into Redwood Slough between El Camino Real and railroad tracks, near Maple Street. alt. below 25 feet. 8 Comment
  JROH4423  Schoenoplectus acutus var. occidentalis M. Whitley 1990-5-28 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. By the floats on the lake. Comment
  CAS-BOT-BC111604  Schoenoplectus californicus George Thomas Oberlander 1949-7-30 322 San Mateo Marsh, San Andreas Lake Comment
  RSA14775  Schoenoplectus maritimus L. S. Rose 1935-8-13 35565 San Mateo Salada 3 Comment
  SD37482  Schoenoplectus pungens var. badius Edith A. Purer 1933-7-27 5391 San Mateo Moist place in the sand dunes, 2 miles south of Pigeon Point. Comment
  CAS-BOT-BC111784  Schoenoplectus pungens var. longispicatus John Hunter Thomas 1960-6-25 8797 San Mateo Redwood City. Along or near a small creek running into Redwood Slough, 7 Comment
  UC841022  Scirpus maritimus Lewis S. Rose 1935-8-13 35565 San Mateo Salada 3 Comment
  JROH4424  Scirpus microcarpus John Rawlings, Carol Zabel, 2006-5-3 0904 San Mateo Jasper Ridge Biological Preserve, Stanford University. Downstream towards Searsville Lake from the footbridge near northwest terminus of Trail 12. 107 Comment
  UC1100838  Scirpus microcarpus Herbert L. Mason, Verne Grant 1946-8-28 13093 San Mateo on Highway 5 one mi w of San Bruno between Santa Cruz and Daly City; w of San Bruno Comment
  CAS-BOT-BC111060  Scirpus microcarpus Phillip C. Wheeler 1965-5-18 s.n San Mateo April Brook toward the meadow Comment
  JEPS73772  Scirpus pungens William S. Cooper 1925-5-28 4 San Mateo Salada; dunes Comment
  UC1100816  Scirpus pungens Malcolm A. Nobs, S. Galen Smith 1949-8-25 1558 San Mateo Sharp Park; marshes Comment
  POM169941  Scoliopus bigelovii C. F. Baker 1902-3-18 322 San Mateo Kings Mountain Comment
  SEINET3888355  Scoliopus bigelovii Lewis S. Rose 1964-2-6 64000 San Mateo Kings Mountain.; 0 610 Comment
  UC75028  Scoliopus bigelovii C. F. Baker 1902-3-18 322 San Mateo King's Mt. Comment
  CAS-BOT-BC519019  Scoliopus bigelovii Alice Eastwood 1933-4-30 s. n. San Mateo Lake Pilarcitos Comment
  RSA0028841  Scoliopus bigelovii D. D. Keck 1932-2-12 1359 San Mateo La Honda Road, east slope of Coast Range above Searsville Lake 305 Comment
  RSA3924  Scoliopus bigelovii Le Roy Abrams 1904-3-7 s.n. San Mateo Bear Gulch. Santa Cruz Mountain Peninsula. Comment
  SEINET12051466  Scoliopus bigelovii F. H. Utech, Sato, T.; Ohara, M. 1990-1 90 -223 San Mateo 0.5 mi from junction of Kings Mt Rd & CA 35, on former enroute to Woodside, near Skyline Trail head 580 Comment
  CDA7621  Scolymus hispanicus T. C. Fuller 1965-7-8 13755 San Mateo D. McBryde property, 140 Eleanor Drive, Woodside. 0 Comment
  JROH5461  Scribneria bolanderi John Rawlings 2008-5-4 1033 San Mateo Jasper Ridge Biological Preserve, Stanford University. Vicinity of Phalaris californica seep. 171 Comment
  JEPS127846  Scrophularia californica Adam C. Schneider 2013-4-7 84 San Mateo Comment
  UCR121556  Scrophularia californica subsp. californica George K. Helmkamp, E. A. Helmkamp 1999-6-28 4980 San Mateo Pescadero Creek Watershed, Pescadero Road just north of Loma Mar 107 Comment
  UC75032  Scutellaria tuberosa C. F. Baker 1902-4-4 447 San Mateo Crystal Springs lake Comment
  UC789323  Sedum spathulifolium A. D. E. Elmer June 1903 4550 p.p. San Mateo toward San Mateo from Crystal Springs Lake; Toward San Mateo from Crystal Springs Lake Comment
  CAS-BOT-BC59061  Sedum spathulifolium G. B. Rossbach 1939-6-18 756 San Mateo Ledge near 755 on SE slope of North Peak, Montara Mts. 396 Comment
  SEINET10808551  Senecio Harold W. Rickett 1928-7-10 Rickett s.n. San Mateo La Honda, CA. Comment
  CAS-BOT-BC363387  Senecio aronicoides Walter Knight; Irja Knight 1965-3-21 966 San Mateo San Bruno Mountain. About 1/4 mi. e. of Brisbane power lines near road on ridge Comment
  CAS-BOT-BC363388  Senecio aronicoides D. E. Breedlove 1963-5-24 4978 San Mateo In San Andreas Valley below San Andreas Lake Comment
  RSA0012700  Senecio aronicoides C. F. Baker 1903-4-6 1900 San Mateo San Bruno Hills, San Francisco. [San Mateo] Comment
  CAS-BOT-BC353468  Senecio jacobaea Peter Rubtzoff 1975-10-24 8434 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction. Uppermost part of East Fork Colma Creek, at the northwest corner of Fog Forest, San Bruno Mountains. Comment
  POM193078  Sequoia sempervirens W. R. Dudley 1895-10-19 s.n. San Mateo By Summit Spr. Road, Kings Mountain, Santa Cruz Mountain Peninsula Comment
  UCR168464  Sequoia sempervirens David D. Keck 1932-2-14 1368 San Mateo Coast Range, La Honda Road, east slope of Coast Range above Searsville Lake 305 Comment
  UCR19335  Sequoia sempervirens Bernice Bowers 1977-4-4 s.n. San Mateo San Francisco Bay Area, Kings Mtn. Road, 1 mi south of Huddart County Park, 2 mi north of Woodside 549 Comment
  UCSB11437  Sequoia sempervirens Olson, Jim 1962-4-15 San Mateo 8 miles north of junction with Portola State Park Road on Camp Pomponio Road, 10 miles southwest of La Honda 213 Comment
  CDA33789  Sidalcea malviflora D. G. Kelch 2011-3-13 11 .049 San Mateo Pacifica. Along sea bluffs Comment
  SEINET11982183  Sidalcea malviflora G. A. McCallum 1933-1 s.n. San Mateo back of Stanford Campus Comment
  UCD116775  Sidalcea malviflora R. E. Dengler 1960-4-12 19 San Mateo Jasper Ridge, Stanford Biological Reserve. 121 Comment
  UCSB18185  Sidalcea malviflora Muirhead, M. 1964-4-17 San Mateo On Crocker Estate, Hillsborough 91 Comment
  UC1300824  Sidalcea malviflora subsp. laciniata Helen K. Sharsmith 1963-2-16 5134 San Mateo above Daly City (lower open slopes of San Bruno Mountain); San Francisco Bay Region, San Bruno Mountain 106 Comment
  UC18913  Sidalcea malviflora subsp. laciniata J. Burtt Davy 1895-4-20 1024 San Mateo Millbrae Comment
  UC204266  Sidalcea malviflora subsp. laciniata A. D. E. Elmer May 1903 4637 San Mateo San Bruno Hills Comment
  RSA18377  Silene californica C. B. Wolf 1927-7-1 531 San Mateo Above Emerald Lake, back of Redwood City. Comment
  UC136248  Silene californica C. F. Baker 1903-6-30 3352 San Mateo Crystal Springs Comment
  JROH1735  Silene gallica John Hunter Thomas 1978-4-20 19085 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC386850  Silene gallica Javier Penalosa 1963-3-9 2696 San Mateo San Bruno Mountain. Ravine 1/2 mi. east of 1314ft. summit. 304 Comment
  JROH1737  Silene gallica John Hunter Thomas 1982-5-18 20930 San Mateo Jasper Ridge Biological Preserve, Stanford University; along road along SLAC fence near low-flow crossing Comment
  UCSB16388  Silene gallica Schulte, John 1963-4-28 San Mateo Jasper Ridge; 3 miles southwest of Stanford Campus; between Santa Clara Valley and main front of Santa Cruz Mountains 152 Comment
  JEPS29396  Silene scouleri subsp. grandis L. R. Heckard 1961-7-16 1265 San Mateo ne transmitting station KQED (summit of San Bruno Mt.); summit San Bruno Mt., ne of transmitting station KQED 335 Comment
  CAS-BOT-BC389892  Silene scouleri subsp. scouleri John H. Thomas 1961-8-27 9705 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC389893  Silene scouleri subsp. scouleri John H. Thomas 1961-5-7 9289 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC389896  Silene verecunda Dean Wm. Taylor 1988-4-8 9505 San Mateo Santa Cruz Mountains. San Bruno Mountain, summit of mountain, near the parking lot at the eastern extent of public road access Comment
  CAS-BOT-BC364857  Silybum marianum George Oberlander 1949-7-24 257 San Mateo San Francisco Watershed Reserve. On Sawyer Ridge Comment
  CAS-BOT-BC364858  Silybum marianum W. R. Dudley 1893-6-8 s.n. San Mateo Santa Cruz Peninsula. Cedro Cottage, Stanford University Comment
  CAS-BOT-BC74988  Sinapis arvensis Fred Hemphill 1973-4-8 631 San Mateo San Carlos. North of Malabar Road and Melendy Drive. 207 Comment
  CAS-BOT-BC74991  Sinapis arvensis Elizabeth McClintock; Paul Reeberg 1989-3-17 s.n. San Mateo San Bruno Mountains. Southwest of PG&E Marsh. 30 Comment
  HSC59826  Sisyrinchium bellum Clark L. Miller 1978-6-15 367 San Mateo 6 mi. S of Half Moon Bay off old Hwy. 1, 2 mi. in on Verde Rd. 61 Comment
  CAS-BOT-BC176179  Sisyrinchium californicum Peter Rubtzoff 1975-5-21 7969 San Mateo Saddle area on north side of Guadalupe Canyon Parkway, west of Radio Road junction. Comment
  UC1134665  Smilacina racemosa G. E. Sindel 1935-8-2 342 San Mateo Harington Creek Santa Cruz Quadrangle (head) 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
  UC142705  Smilacina stellata C. F. Baker 1903-4-8 1915 San Mateo San Andreas Lake Comment
  JEPS101208  Solanum americanum Dean W. Taylor 1989-8-1 10409 San Mateo Montara Mountain, saddle between North Peak and Montara Knob 518 Comment
  JROH6178  Solanum americanum John Rawlings 2017-10-3 2302 San Mateo Jasper Ridge Biological Preserve, Stanford University. Corte Madera Creek 111 Comment
  SEINET12274723  Solanum douglasii M. T. Doutt 1931-1 s.n. San Mateo Ano Nuevo Pt Comment
  CHSC57101  Solanum physalifolium var. nitidibaccatum Steven Triano 1988-5-24 214 San Mateo Located ca 750 ft s of Hwy. 1 and 2.9 mi s of Pigeon Point Light Station. 24 Comment
  CAS-BOT-BC35922  Solanum umbelliferum Fred Hemphill 1973-4-15 673 San Mateo San Carlos. Chaparral area N of Malabar Rd. and Melendy Dr. 207 Comment
  JROH4185  Solanum umbelliferum John H. Thomas 1956-4-7 5603 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC157037  Solanum umbelliferum A. Menzies; B. Menzies 1965-3-14 s.n. San Mateo South Power Line Ridge Comment
  CAS-BOT-BC157038  Solanum umbelliferum P. Arnaud 1941-3-16 s.n. San Mateo Redwood City - Whipple Road 30 Comment
  CAS-BOT-BC422310  Soleirolia soleirolii Walter Knight; Irja Knight 1964-9-2 s.n. San Mateo San Bruno Mountain. Crocker Avenue Comment
  POM57198  Solidago californica C. F. Baker 1902-10-1 1749 San Mateo Pillar Point. Comment
  RSA120417  Solidago californica Roxana S. Ferris 1920-9-3 2051 San Mateo Near the upper Mud Lakes, Coal Mine Ridge; Santa Cruz Mountain Peninsula. Comment
  RSA18440  Solidago canadensis subsp. elongata C. B. Wolf 1927-6-29 568 San Mateo 3 miles south of San Gregorio. Comment
  JEPS32447  Solidago elongata W. L. Jepson 1910-8-18 4163 San Mateo Butano Cr Comment
  CAS-BOT-BC365747  Solidago spathulata Elizabeth McClintock 1966-9-29 s.n. San Mateo San Bruno Mountain. Lower part of Colma Canyon Comment
  CAS-BOT-BC365748  Solidago spathulata John H. Thomas 1961-5-12 9331 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC365189  Solidago velutina subsp. californica Roxana S. Ferris 1920-9-3 2051 San Mateo Santa Cruz Mountain Peninsula. Near the upper Mud Lake, Coal Mine Ridge Comment
  JROH1235  Solidago velutina subsp. californica W. R. Dudley 1893-7-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Comment
  UC711942  Solidago velutina subsp. californica R. Bacigalupi 1941-10-30 2730 San Mateo along Crystal Springs-Woodside Road 1/2 mi s of junction with Belmont Road Comment
  LA203968  Solidago velutina subsp. californica U. S. Grant; 1926-9-6 IV San Mateo Kuiqs Mountain 609 Comment
  CAS-BOT-BC365925  Soliva sessilis W. R. Dudley 1895-6-6 s.n. San Mateo Santa Cruz Peninsula. Near Pescadero Creek Comment
  CAS-BOT-BC374494  Sonchus asper Fred Hemphill 1973-5-14 821 San Mateo San Carlos. Chaparral area north of Malabar Rd. and Melendy Dr. 207 Comment
  POM292654  Sonchus oleraceus Lyman Benson 1928-12-15 837 San Mateo Lake Searsville, Stanford, Santa Cruz, San Francisco Bay 152 Comment
  CAS-BOT-BC374697  Sonchus oleraceus Ira L. Wiggins 1979-8-26 22247 San Mateo Alley between Central and Woodland Avenues, running from Pope to Gilbert Streets, Menlo Park Comment
  CAS-BOT-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
  CAS-BOT-BC374710  Sonchus oleraceus Walter Knight; Irja Knight 1964-4-25 691 San Mateo San Bruno Mountain. Upper part of ravine adjacent to Radio Rd. Comment
  UCSB18413  Sonchus oleraceus Hutchinson, Sandra 1964-3-24 San Mateo Crystal Springs Lake, Sawyer Camp Road, about 2.7 miles off Skyline Blvd., entrance off Millbrae Ave. 106 Comment
  RSA126377  Sorghum bicolor John H. Thomas 1959-11-19 8513 San Mateo Near Bayshore & University Avenue, East Palo Alto Comment
  RSA407381  Sparganium erectum subsp. stoloniferum Lyman Benson 1931-5-29 2811 San Mateo Santa Cruz Mt. range, Lake Searsville River. 244 Comment
  CAS-BOT-BC236623  Spartina foliosa Alice Eastwood 1914-12-16 s.n. San Mateo Redwood City Comment
  CAS-BOT-BC236626  Spartina foliosa Ira L. Wiggins 1938-11-25 9213 San Mateo Along Dumbarton Bridge approach. Comment
  CHSC19915  Spartina foliosa L. A. Wright Jr. 1971-4-9 28 San Mateo Found practically in San Francisco Bay, about 250 yds sw from the Coyote Point Harbor building, ca. 1.5 mi e of Highway 101, San Mateo. Off of Coyote Pt. road. Elevation less than 10 ft. Comment
  RSA23203  Spartina foliosa I. L. Wiggins 1938-11-25 9213 San Mateo Along Dumbarton Bridge approach Comment
  RSA15628  Spergula arvensis C. B. Wolf 1928-2-16 1476 San Mateo Near Alpine Road. Comment
  JROH1770  Spergularia John Hunter Thomas 1989-4-20 24637 San Mateo Jasper Ridge Biological Preserve, Stanford University; near caretakers trailers Comment
  CAS-BOT-BC390471  Spergularia macrotheca var. macrotheca G. B. Rossbach; R. P. Rossbach 1940-6-20 738 San Mateo 1 mile south of Montara Point Comment
  CAS-BOT-BC390749  Spergularia marina Elizabeth McClintock; Paul Reeberg 1989-6-13 s.n. San Mateo San Bruno Mountains. P.G.&.E. Marsh Comment
  CAS-BOT-BC390921  Spergularia marina Javier Penalosa 1963-3-30 2768 San Mateo San Bruno Mountain. Guadalupe Valley 30 Comment
  CAS-BOT-BC390700  Spergularia rubra John Thomas Howell 1955-5-5 s.n. San Mateo 700 block of Bromfield Road, Burlingame Comment
  CAS-BOT-BC173613  Spiranthes romanzoffiana Peter Rubtzoff 1978-8-17 9258 San Mateo Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC220976  Stachys Ned Cahill 1974-5-13 252 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City Comment
  RSA131516  Stachys L. R. Abrams 1909-4-27 s.n. San Mateo Near Pulpit Rock. Comment
  RSA446593  Stachys ajugoides E. A. Purer 1933-7-27 5338 San Mateo 2 miles south of Pigeon Point. Comment
  SJSU15220  Stachys ajugoides Toni Corelli 2011-5-23 702 San Mateo Bean Hollow State Beach, Arroyo de los Frijoles Trail. Coastal bluff top south of Bean Hollow Beach 10 Comment
  HSC23942  Stachys bullata Mary Katherine Wicksten 1971-6-15 50 San Mateo Huddart Park near horse ring Comment
  JROH2897  Stachys bullata John H. Thomas 1967-5-31 12932 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC1124917  Stachys bullata N. K. Carlson 1935-7-5 32 San Mateo 3 mi s Bellvale; Santa Cruz Quadrangle Comment
  OBI13463  Stachys pycnantha Lewis S. Rose 1965-8-27 65093 San Mateo Emerald Lake, W of Redwood City 183 Comment
  UCSB16391  Stachys rigida Schulte, John 1963-4-13 San Mateo Jasper Ridge; 3 mi SW of Stanford Campus; betweeen Santa Clara Valley and main front of Santa Cruz Mountains 137 Comment
  JROH2895  Stachys rigida var. quercetorum John Hunter Thomas 1983-4-21 21642 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC5588  Stachys rigida var. quercetorum A. A. Heller 1907-5-28 8581 San Mateo Back of San Mateo on the Half Moon Bay road, about 3 miles beyond San Mateo 91 Comment
  CAS-BOT-BC374794  Stebbinsoseris heterocarpa K. L. Chambers 1952-5-24 418 San Mateo 1.2 mi. towards Woodside from Skyline junction of Woodside-La Honda road, (1.2 mi. e. of Skyline Blvd.). [Locality info from collection label and voucher label combined.] Comment
  JROH1778  Stellaria media John H. Thomas 1967-3-13 12411 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC398984  Stellaria nitens John H. Thomas 1971-5-2 15832 San Mateo Serpentine fields bordered by chaparral, near intersection of Canda and Edgewater roads, about 4 milesSW of center of Redwood City. 304 Comment
  CAS-BOT-BC375910  Stephanomeria virgata Josephine D. Randall 1907-11-9 s.n. San Mateo Santa Cruz Peninsula. Alpine Road to Black Mt. Comment
  JROH5393  Stipa miliacea var. miliacea John Rawlings 2011-10-11 1088 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along the brick path from Visitor Parking to Sun Field Station. 119 Comment
  JROH5333  Stipa pulchra John H. Thomas 1963-3-20 10023 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH5334  Stipa pulchra John H. Thomas 1964-4-12 10311 San Mateo Jasper Ridge Biological Preserve, Stanford University. On slope to the east of the dam. Comment
  JROH5336  Stipa pulchra John H. Thomas 1978-5-16 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  SBBG35017  Stylomecon heterophylla A. D. E. Elmer -May-1903 4921 San Mateo San Pedro [Point?] Comment
  CAS-BOT-BC271644  Symphoricarpos albus var. laevigatus George Oberlander 1950-3-18 590 San Mateo San Mateo Creek Comment
  JROH1683  Symphoricarpos albus var. laevigatus John Hunter Thomas 1980-5-1 19908 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1684  Symphoricarpos albus var. laevigatus John Hunter Thomas 1981-7-12 20692 San Mateo Jasper Ridge Biological Preserve, Stanford University; near boat dock Comment
  CAS-BOT-BC237062  Symphoricarpos mollis W. R. Dudley 1899-5-24 s.n. San Mateo Near Redwood City, Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC237063  Symphoricarpos mollis W. R. Dudley 1893-5-27 s.n. San Mateo Kings Mt., Santa Cruz Range, Santa Cruz Mountain Peninsula Comment
  CAS-BOT-BC237066  Symphoricarpos mollis Phillip C. Wheeler 1965-4-27 s.n. San Mateo Live Oak Canyon, San Bruno Mountain Comment
  CAS-BOT-BC344894  Symphyotrichum chilense Peter Rubtzoff 1974-12-17 7944 San Mateo Saddle area on north side of Guadalupe Canyon Parkway west of Radio Road Junction, San Bruno Mountains. Comment
  CAS-BOT-BC99056  Symphyotrichum chilense David D. Keck 1931-10-5 1282 San Mateo 1 mile north of Salada Beach 91 Comment
  HSC5051  Symphyotrichum chilense L. S. Rose 1966-8-15 66083 San Mateo Pillar Point 2 Comment
  UC1119620  Symphyotrichum chilense A. E. Wieslander 1935-2-3 506 San Mateo .5 me se of Pigeon Pt.; Santa Cruz Quad. 30 Comment
  UC912474  Symphyotrichum chilense Herbert L. Mason 1927-10-4 4130 San Mateo Mouth of Waddell Creek, Ano Nuevo Pt. Ano Nuevo Pt., Waddell Creek Comment
  CAS-BOT-BC99051  Symphyotrichum chilense Lewis S. Rose 1955-8-29 54112 San Mateo Tunitas 30 Comment
  CAS-BOT-BC99057  Symphyotrichum chilense David D. Keck 1931-9-27 1274 San Mateo Dumbarton Bridge, at roadsides just inland from tide-flats. Comment
  CAS-BOT-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-BC99095  Symphyotrichum chilense W. R. Dudley 1897-10-10 s.n. San Mateo Near Pilar Point Comment
  OBI59917  Symphyotrichum chilense David J. Keil 1988-11-19 21201 San Mateo Highway 1, south of Half Moon Bay Comment
  CAS-BOT-BC99388  Symphyotrichum subspicatum Gordon H. True 1936-6-14 507 San Mateo Canyon n. of Salada Beach Comment
  JEPS81901  Symphyotrichum subspicatum Roger Raiche 1982-9-6 20719 San Mateo Northeast slope Montara Mt. Montara Mt. 243 Comment
  SJSU11816  Symphyotrichum subspicatum R. L. Sears 1968-5-18 73 San Mateo by Higway One, 3 miles N of Pescadero Comment
  UC1927817  Symphyotrichum subspicatum David Keil 1988-11-19 21201 San Mateo Highway 1, south of Half Moon Bay Comment
  JROH2999  Taraxia ovata James Newman 1951-4-21 7 San Mateo Jasper Ridge Biological Preserve, Stanford University; above Searsville Lake Comment
  UC375428  Taraxia ovata R. L. Pendleton 1909-4-3 1342 San Mateo along creek 4 mi back of Stanford University; Los Tronchos Creek 144 Comment
  UCSB11442  Taraxia ovata Olson, Jim 1962-4-17 San Mateo 1 mile east of Halfmoon Bay; on road to San Mateo 15 Comment
  JROH2996  Taraxia ovata W. R. Dudley 1894-3-23 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; ridge between Portola Valley and Jasper Ridge E. of McDonald's Ranch Comment
  UCSB18688  Taraxia ovata Schulte, John 1963-4-27 San Mateo Jasper Ridge; 3 miles southwest of Stanford Campus; between Santa Clara Valley and main front of Santa Cruz Mountains 152 Comment
  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
  RSA262237  Tauschia kelloggii John H. Thomas 1971-5-2 15857 San Mateo About 4 miles SW of center of Redwood City; near intersection of Canada and Edgewater roads. 305 Comment
  CAS-BOT-BC447472  Tellima grandiflora A. D. E. Elmer 1903-6-1 4702 San Mateo Pescadero Comment
  CAS-BOT-BC447473  Tellima grandiflora Mita C. Daniel 1915-4-10 s.n. San Mateo Kings' Mountain Comment
  CAS-BOT-BC447476  Tellima grandiflora Philip C. Wheeler; Elizabeth McClintock 1967-6-11 s.n. San Mateo North facing brushy slope to south of new Guadalupe Parkway just before it meets Radio Road Comment
  UC766175  Tetragonia tetragonoides R. F. Hoover 1941-2-12 4754 San Mateo Half Moon Bay Comment
  JROH3505  Thalictrum fendleri var. polycarpum Daniel Cohen 1953-4-11 14 A San Mateo Jasper Ridge Biological Preserve, Stanford University. Growing near roadside at edge of Searsville Lake Comment
  CAS-BOT-BC399852  Thalictrum polycarpum Alice Eastwood 1922-5-30 11330 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC399853  Thalictrum polycarpum George Oberlander 1949-4-17 91 San Mateo San Francisco Watershed Reserve. Top Sawyer Ridge Comment
  UC16389  Thermopsis macrophylla var. macrophylla Alice Eastwood April 1896 San Mateo road to Crystal Springs Comment
  CAS-BOT-BC66671  Thysanocarpus curvipes John H. Thomas 1974-5-3 17244 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Comment
  CAS-BOT-BC66676  Thysanocarpus curvipes Margaret A. Barry 1937-4-21 18 San Mateo On Coal Mine Ridge. Comment
  CAS-BOT-BC66677  Thysanocarpus curvipes Margaret A. Barry 1937-4-21 3 San Mateo On Coal Mine Ridge. Comment
  JROH1598  Thysanocarpus curvipes John Hunter Thomas 1982-4-28 20870 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1602  Thysanocarpus curvipes John Hunter Thomas 1983-4-21 21632 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH1611  Thysanocarpus curvipes John Hunter Thomas 1987-4-4 24167 San Mateo Jasper Ridge Biological Preserve, Stanford University; below Searsville Dam Comment
  CAS-BOT-BC66679  Thysanocarpus curvipes W. R. Dudley 1894-4-11 s.n. San Mateo Santa Cruz Peninsula. Slope near Menlo Park Reservoir. 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
  JROH1600  Thysanocarpus curvipes subsp. elegans John Hunter Thomas 1983-4-21 21633 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA17959  Tiarella trifoliata var. unifoliata L. A. Waitzinger 1927-8-14 722 San Mateo Islam Camp near La Honda. Santa Cruz Mts. Comment
  JROH377  Torilis arvensis John Hunter Thomas 1989-6-13 24770 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH385  Torilis nodosa John Hunter Thomas 1981-4-30 20521 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC81495  Torreya californica Ira L. Wiggins 1945-5-5 11160 San Mateo along La Honda Creek about 1 mile above La Honda 152 Comment
  POM181976  Torreya californica Anonymous s.n. San Mateo Santa Cruz Mountains Comment
  RSA347049  Torreya californica Lyman Benson 1930-6-14 2156 San Mateo Small creek, south La Honda, Santa Cruz Mountain Range 244 Comment
  CAS-BOT-BC172905  Toxicodendron diversilobum Ned Cahill 1974-5-13 241 San Mateo Near the intersection of Canada and Edgewood roads, about 3 mi westward from Redwood City. Located within five feet of the stream. 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
  POM128507  Trientalis latifolia L. R. Abrams 1902-5-20 2468 San Mateo Kings Mountain Comment
  UC1537517  Trientalis latifolia Gordon H. True Jr. 1936-4-5 394 San Mateo Between San Gregorio and Pescadero 45 Comment
  UCSC010357  Trifolium Dylan M. Neubauer 2016-5-19 690 San Mateo (SnFrB) Santa Cruz Mountains, headwaters of Waterman Creek, w of Hwy 9 423 Comment
  POM278023  Trifolium albopurpureum Lyman D. Benson 1935-5-5 6527 San Mateo Lake Searsville. 152 Comment
  RSA178681  Trifolium albopurpureum John H. Thomas 1964-4-19 10319 San Mateo Jasper Ridge Biological Experimental Area, about 5 miles southwest of Palo Alto. Near Searsville Lake. Comment
  UC33493  Trifolium albopurpureum var. dichotomum Mr. E. R. Drew April 1888 San Mateo San Pedro Ranch Comment
  RSA184981  Trifolium bifidum var. decipiens L. S. Rose 1966-5-2 66035 San Mateo Emerald Lake, west of Redwood City. 91 Comment
  UC631333  Trifolium bifidum var. decipiens A. A. Heller 1907-5-23 8559 San Mateo back of San Mateo (on Half Moon Bay Rd) Comment
  POM223327  Trifolium bifidum var. decipiens L. S. Rose 35134 San Mateo Redwood City Comment
  UCSC005498  Trifolium bifidum var. decipiens Randall Morgan 1995-6-22 2795 San Mateo Ridge west of Waterman Creek Comment
  JROH2258  Trifolium depauperatum var. amplectens John H. Thomas 1955-5-6 4990 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge Comment
  JROH2280  Trifolium dubium John Hunter Thomas 1980-4-10 19878 San Mateo Jasper Ridge Biological Preserve, Stanford University; near Searsville Lab Comment
  JROH2282  Trifolium fucatum Robert Robertson 1954-4-23 100 San Mateo Jasper Ridge Biological Preserve, Stanford University 170 Comment
  JROH2302  Trifolium fucatum John Hunter Thomas 1985-4-11 23522 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC631607  Trifolium fucatum A. A. Heller 1907-5-23 8560 San Mateo back of San Mateo (on Half Moon Bay Rd) Comment
  UC866776  Trifolium fucatum Alice Eastwood 1915-6-13 4720 San Mateo Granada Comment
  UCD109026  Trifolium fucatum June McCaskill 1954-5-8 290 San Mateo Moss Beach. Comment
  SBBG39547  Trifolium fucatum L. S. Rose 1970-4-8 San Mateo Black Mtn, W of San Mateo 121 Comment
  SEINET10829824  Trifolium fucatum David D. Keck 1933-5-11 Keck 2295 San Mateo Montara Light House and Radio Station. On level plateau just above the ocean's waves, in loamy soil. Comment
  JROH2322  Trifolium hirtum John Hunter Thomas 1984-4-24 23300 San Mateo Jasper Ridge Biological Preserve, Stanford University; Sand Hill Road fence Comment
  CAS-BOT-BC5350  Trifolium macraei Adolph Daniel Edward Elmer 1903-5-1 4812 San Mateo San Pedro Comment
  RSA120982  Trifolium macraei W. R. Dudley s.n. San Mateo Near Colma Comment
  UC1130082  Trifolium microdon H. S. Yates 1935-5-8 5205 San Mateo 2 mi n Langley Hill; Santa Cruz Quad. 579 Comment
  UC204263  Trifolium microdon A. D. E. Elmer June 1903 4628 San Mateo Portola Comment
  POM20503  Trifolium microdon A. D. E. Elmer 1903-06 4628 San Mateo Portola. Comment
  POM278622  Trifolium oliganthum Lyman D. Benson 1935-5-5 6525 San Mateo Lake Searsville. Stanford University. Santa Cruz Mtn range. S.F. Bay watershed. 152 Comment
  JROH2347  Trifolium subterraneum John Hunter Thomas 1980-5-13 19965 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2353  Trifolium subterraneum John Hunter Thomas 1984-4-7 23274 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCSC010593  Trifolium suffocatum Neal Kramer 2016-4-9 2169 a San Mateo Pescadero State Beach Parking Area 13 Comment
  JROH2371  Trifolium variegatum W. P. & A. G. Vestal 1947-4-24 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2384  Trifolium variegatum John H. Thomas 1974-4-25 17203 San Mateo Jasper Ridge Biological Preserve, Stanford University; on top of ridge Comment
  JROH2386  Trifolium variegatum John Hunter Thomas 1978-4-20 19080 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCSC006388  Trifolium variegatum Randall Morgan 1995-6-22 2796 San Mateo On flat top ridge W of Waterman Creek, Redtree Properties Comment
  RSA6422  Trifolium variegatum var. melananthum D. D. Keck 1434 San Mateo Burlingame 2 Comment
  RSA95537  Trifolium variegatum var. melananthum L. S. Rose 1953-4-5 53011 San Mateo Redwood City, along Bayshore Highway. 3 Comment
  POM18875  Trifolium willdenovii C. F. Baker 1903-4-8 3011 San Mateo San Andreas Lake Comment
  CHSC57084  Trifolium wormskioldii Steven Triano 1988-5-24 210 San Mateo Located ca 750 ft s of Hwy. 1 and 2.9 mi s of Pigeon Point Light Station. 24 Comment
  SJSU118  Triglochin scilloides C. D. Duncan 1931-5-11 San Mateo San Mateo Comment
  CAS-BOT-BC401045  Trillium J. Lovelle 1926-8-1 39 San Mateo Mt. Ellen Trail Comment
  CHSC25136  Trillium chloropetalum R. N. Bowman 1971-4-5 4 San Mateo Ca. 1.6 mi. E. of Hwy. 1 on Gazos Creek rd., ca. 5 yards down wooded embankment along S. side of rd. 18 Comment
  JROH4721  Trillium chloropetalum John H. Thomas 1958-2-15 6981 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA176413  Trillium chloropetalum var. chloropetalum John H. Thomas 1964-4-19 10330 San Mateo Jasper Ridge Biological experimental area, 5 miles SW of Palo Alto. Comment
  CAS-BOT-BC521201  Trillium chloropetalum var. giganteum W. R. Dudley 1900-3-16 s.n. San Mateo Santa Cruz Peninsula: by trail north of Tripps Store, Woodside Comment
  CAS-BOT-BC133437  Trillium ovatum D. D. Davis 1903-5-1 s.n. San Mateo Near Pescadero, near Iversons Comment
  POM169961  Trillium ovatum C. F. Baker 1902-3-18 329 San Mateo West side Kings Mountain. Comment
  RSA378212  Trillium ovatum J. Doty 1969-3-26 601 San Mateo State Highway 34, 6 miles north of its junction with State Highway 38. Comment
  SEINET8502272  Trillium ovatum R. L. Oliver 1976-4-18 s.n. San Mateo San Mateo Memorial Park, La Honda. Comment
  UC204180  Triphysaria eriantha subsp. rosea A. D. E. Elmer May, 1903 4670 San Mateo South San Francisco Comment
  CAS-BOT-BC238561  Triphysaria floribunda L. S. Rose 1927-5-1 s.n. San Mateo San Mateo Comment
  JEPS4532  Triphysaria floribunda R. F. Hoover 1939-4-21 4057 San Mateo 2 mi s Colma Comment
  CAS-BOT-BC238571  Triphysaria floribunda W. R. Dudley 1897-5-8 s.n. San Mateo The Santa Cruz Peninsula. By road above Belmont School Comment
  JROH4146  Triphysaria pusilla John Hunter Thomas 1989-5-5 24660 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UCD123415  Triphysaria versicolor subsp. faucibarbata H. A. Borthwick 1925-6-15 1926 San Mateo Santa Cruz Road, Pescadero. Comment
  JEPS13740  Triphysaria versicolor subsp. versicolor Frank W. Gould 1939-5-6 652 San Mateo coast highway 13 mi n Santa Cruz County line 15 Comment
  JROH4737  Triteleia hyacinthina John H. Thomas 1967-6-1 12961 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  CAS-BOT-BC526365  Triteleia laxa Philip C. Wheeler 1965-6-21 s.n. San Mateo Sierra Point, San Bruno Mountain Comment
  CAS-BOT-BC74057  Turritis glabra Elizabeth McClintock; Arthur Menzies 1963-2-16 s.n. San Mateo San Bruno Mountain. Below top of mountain near radio station. Comment
  CAS-BOT-BC74059  Turritis glabra Elizabeth McClintock; Paul Reeberg 1988-3-15 s.n. San Mateo San Bruno Mountain. Near Ranger Station (Nike Base). Comment
  JROH5535  Typha angustifolia John H. Thomas 1973-6-15 16852 San Mateo Jasper Ridge Biological Preserve, Stanford University. By dam in Searsville Lake Comment
  SEINET7951747 Image available Typha angustifolia I. L. Wiggins 1929-7-4 3803 San Mateo near Pescadero Beach Comment
  POM282155  Typha angustifolia Lyman Benson 1931-5-16 2802 San Mateo San Mateo. 91 Comment
  UCD94642  Typha angustifolia H. A. Borthwick 1925-6-15 1965 San Mateo Mud Lake, Stanford. Comment
  CDA31313  Ulex europaeus John Beall 2009-12-16 PDR# 1527839 San Mateo Brisbane: Sierra Point Parkway, Brisbane Marina. Comment
  RSA563837  Ulex europaeus Don Pendleton 1993-10-28 s.n. San Mateo San Bruno Mountain State/County Park, 0.3 mi. E. of the park gate/parking lot on Guadalupe Canyon Park. 300 Comment
  SD232694  Ulex europaeus Don Pendleton 1993-11-20 San Mateo Daly City, at 333 Hickey Blvd. Comment
  UCSB54155  Ulex europaeus Brownell, Kathleen 1979-3-27 San Mateo 9 mi. S of Butano State Park turnoff 21 Comment
  CAS-BOT-BC91222  Umbellularia californica William R. Dudley 1894-12-3 s.n. San Mateo Near Searsville and San Fracisquito Creek opposite the Residence. Comment
  JROH135  Umbellularia californica John H. Thomas 1959-8-22 8081 San Mateo Jasper Ridge Biological Preserve, Stanford University 182 Comment
  RSA623612  Umbellularia californica C. B. Wolf 1928-2-11 1471 San Mateo East base of Kings Mountain Road.. . Comment
  OBI37073  Umbellularia californica M. J. Erwin 1983-11-11 19 San Mateo End of driveway to Daggett residence, 100 yds W of Old Canada Rd, within property limits of Filoli Center, Canada Rd, Woodside Comment
  CAS-BOT-BC382765  Uropappus lindleyi George Oberlander 1949-7-10 714 San Mateo San Francisco Watershed Reserve. Near Skyline Blvd. Comment
  JROH1295  Uropappus lindleyi John Hunter Thomas 1988-5-3 24443 San Mateo Jasper Ridge Biological Preserve, Stanford University; powerline draw Comment
  UCD111539  Urtica dioica subsp. gracilis G. K. Helmkamp; E. A. Helmkamp 2001-6-2 6780 San Mateo Central CA coast: Purissima Crk Road, E of Half Moon Bay at Purissima Crk, 3.2 miles E of CA-1. 243 Comment
  JROH4237  Urtica dioica subsp. holosericea D. E. Breedlove 1971-5-31 19379 San Mateo Jasper Ridge Biological Preserve, Stanford University; short ridge east of stream leading into Searsville Lake Comment
  JROH4235  Urtica dioica subsp. holosericea John H. Thomas 1961-6-14 9547 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near bridge across the two parts of Searsville Lake Comment
  SEINET12036188  Urtica urens Unknown 1932-1 9160 San Mateo San Madero Creek Comment
  CAS-BOT-BC199355  Vaccinium ovatum Josephine D. Randall 1907-4-27 139 San Mateo Kings Mt. Comment
  CAS-BOT-BC199361  Vaccinium ovatum John H. Thomas 1961-5-7 9298 San Mateo San Bruno Mountain in northern part of county 396 Comment
  CAS-BOT-BC199371  Vaccinium ovatum A. D. E. Elmer 1903-4-1 4561 San Mateo King's [Kings] Mountain Comment
  SD38450  Vaccinium ovatum Edith A. Purer 1933-5-24 3642 San Mateo Skyline Boulevard. Comment
  CAS-BOT-BC199463  Vaccinium parvifolium L. R. Abrams 1909-8-1 4247 San Mateo Between La Honda & Pescadero Comment
  CAS-BOT-BC199466  Vaccinium parvifolium W. R. Dudley 1903-5-2 s.n. San Mateo Iversons, Upper Pescadero Creek Comment
  UC22218  Vaccinium parvifolium W. J. V. Osterhout Jul 1899 San Mateo Near Pescadero Comment
  POM272218  Vancouveria planipetala Lyman Benson 1931-5-10 2795 San Mateo Woodside, Santa Cruz Mountains. 244 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
  POM177507  Vancouveria planipetala W. R. Dudley 1895-6-6 s.n. San Mateo By road in Redwoods this side of Iverson s near Peter s Creek. Comment
  JROH4270  Verbena lasiostachys var. lasiostachys John Hunter Thomas 1990-7-4 24874 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  RSA18513  Verbena lasiostachys var. lasiostachys Carl B. Wolf 1927-7-14 607 San Mateo Summit of Kings Mountain Rd. Comment
  JROH4278  Verbena lasiostachys var. scabrida John Hunter Thomas 1981-9-24 20742 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  UC306773  Verbena lasiostachys var. scabrida A. D. E. Elmer July, 1903 4950 San Mateo Crystal Springs Lake Comment
  JROH4272  Verbena lasiostachys var. scabrida John H. Thomas 1968-5-22 14463 San Mateo Jasper Ridge Biological Preserve, Stanford University. Near edge of lake Comment
  CDA6415  Veronica persica Wm. Davis 1958-1-13 20 -58 San Mateo Half Moon Bay. 0 Comment
  RSA187258  Veronica persica Mary Helen Kenson 1956-4-21 133 San Mateo At 347 Alberta Way, Hillsborough, 1 mile from Skyline Blvd. Comment
  POM17349  Vicia americana var. americana C. F. Baker 1903-4-6 1972 San Mateo San Bruno Hills near S.F. [San Francisco] Comment
  UC16934  Vicia americana var. americana J. Burtt Davy Jun 21 1893-Jun 23 1893 1160 San Mateo Pilarcitos Lake and Pilarcitos Canyon; Pilarcitos Lake, Pilarcitos Canyon Comment
  UCD108698  Vicia americana var. americana A. A. Heller 1907-4-20 8449 San Mateo Near Lake Merced. Comment
  UC618588  Vicia benghalensis John Thomas Howell 1938-6-4 13886 San Mateo Burlingame Comment
  SD27838  Vicia cracca Carl B. Wolf 1929-5-27 3737 San Mateo Los Trancos Creek, back of Stanford University, roadsides Comment
  POM16883  Vicia gigantea Baker 1902-4-12 506 San Mateo San Gregorio Comment
  SJSU2299  Vicia gigantea C. W. Sharsmith 1950-4-16 6628 San Mateo near Pescadero Point, near Pescadero Comment
  JROH2435  Vicia sativa subsp. nigra John H. Thomas 1975-4-19 17798 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH2437  Vicia sativa subsp. nigra John Hunter Thomas 1981-4-30 20515 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JEPS81151  Vicia villosa Edward Lee with H. L. Mason 1935-6-16 1527 San Mateo between Ano Nuevo and Franklin Point Comment
  CAS-BOT-BC264030  Viola adunca W. R. Dudley 1894-3-28 s.n. San Mateo Santa Cruz Mountain Peninsula. Near Pebbly Beach, Pescadero Comment
  UC1121562  Viola adunca A. E. Wieslander 1935-2-3 507 San Mateo 1/2 mi se of Pigeon Point 30 Comment
  SJSU15211  Viola adunca subsp. adunca Toni Corelli 2010-1-5 600 San Mateo Bean Hollow State Beach, Arroyo de los Frijoles Trail 11 Comment
  UC1300826  Viola glabella Helen K. Sharsmith 1963-3-23 5250 San Mateo Alpine Creek Canyon; San Francisco Bay Region, Santa Cruz Mountains 243 Comment
  CAS-BOT-BC536572  Viola glabella Mrs. E. C. Sutliffe 1921-4-3 s.n. San Mateo Lake Pilarcitos Comment
  CAS-BOT-BC536573  Viola glabella Charles Piper Smith 1908-3-28 1369 San Mateo Woodside--Kings Mt. road Comment
  POM128420  Viola ocellata L. R. Abrams 1902-3-16 2276 San Mateo Kings Mountain. Comment
  SEINET11981030  Viola pedunculata L. S. Hill 1930-1 74 San Mateo Comment
  UC19358  Viola sempervirens Kellogg 1870-5-19 San Mateo San Gregoria Creek Comment
  SD27775  Viola sempervirens Carl B. Wolf 1927-4-3 262 San Mateo 1 mi. above La Honda, Santa Cruz Mts. 244 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
  UCSB21796 </