Search Results — 269 specimen records retrieved (165 records with coordinates)
Results for search: County=SAN MATEO; Source=All; Collector=Howell;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC100936  Cirsium fontinale var. fontinale John Thomas Howell 1932-10-19 10852 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC100938  Cirsium fontinale var. fontinale John Thomas Howell 1932-10-19 10852 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC100939  Cirsium fontinale var. fontinale John Thomas Howell 1939-6-16 14743 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC100943  Cirsium fontinale var. fontinale John Thomas Howell 1939-6-16 14746 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC100945  Cirsium fontinale var. fontinale John Thomas Howell 1939-6-16 14743 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC101484  Corethrogyne filaginifolia John Thomas Howell 1962-6-6 37415 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC114452  Cyperus eragrostis John Thomas Howell 1926-10-9 2216 San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC115506  Carex tumulicola John Thomas Howell 1938-5-1 13777 San Mateo San Bruno Hills. Comment
  CAS-BOT-BC116814  Carex subbracteata var. subbracteata John Thomas Howell 1938-5-1 13778 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC116815  Carex subbracteata var. subbracteata John Thomas Howell 1938-5-1 13776 San Mateo San Bruno Hills Comment
  CAS-BOT-BC116816  Carex subbracteata var. subbracteata John Thomas Howell 1938-5-1 13783 San Mateo Near South San Francisco Comment
  CAS-BOT-BC116817  Carex subbracteata var. subbracteata John Thomas Howell 1938-5-1 13778 San Mateo Near South San Francisco Comment
  CAS-BOT-BC116818  Carex subbracteata var. subbracteata John Thomas Howell 1938-5-1 13779 San Mateo Near South San Francisco Comment
  CAS-BOT-BC121866  Dirca occidentalis John Thomas Howell 1945-7-8 30012 San Mateo 0.5 mile below Lake Pilarcitos dam Comment
  CAS-BOT-BC127481  Agrostis capillaris John Thomas Howell 1975-9-25 51509 San Mateo San Bruno Mountain. Comment
  CAS-BOT-BC133435  Trillium ovatum John Thomas Howell 1924-2-23 267 San Mateo King Mountain Comment
  CAS-BOT-BC134778  Quercus wislizeni John Thomas Howell 1964-10-8 40961 San Mateo Portola State Park Comment
  CAS-BOT-BC134779  Quercus wislizeni John Thomas Howell 1971-4-12 47599 San Mateo Butano State Park Comment
  CAS-BOT-BC144142  Bromus John Thomas Howell 1955-4-27 s.n. San Mateo 0.3 mile north of Dam, Crystal Springs Road, on west side. Comment
  CAS-BOT-BC144642  Ribes sanguineum var. glutinosum John Thomas Howell 1924-2-23 268 San Mateo King Mountain Comment
  CAS-BOT-BC145404  Brachypodium distachyon John Thomas Howell 1971-4-12 s.n. San Mateo Butano State Park. Comment
  CAS-BOT-BC145957  Avena fatua John Thomas Howell 1956-4-25 31293 San Mateo Skyline Boulevard just north of Crystal Springs Lake dam. Comment
  CAS-BOT-BC145959  Avena fatua John Thomas Howell 1956-4-25 31293 San Mateo Skyline Boulevard just north of Crystal Springs Lake Dam. Comment
  CAS-BOT-BC148978  Bromus carinatus var. carinatus John Thomas Howell 1960-4-20 35210 A San Mateo In garden of Frances Payne Stickney, Hillcrest Road, San Mateo. Comment
  CAS-BOT-BC15246  Agoseris hirsuta John Thomas Howell 1924-10-19 693 San Mateo Daly City Comment
  CAS-BOT-BC15249  Agoseris hirsuta John Thomas Howell 1926-4-24 1925 San Mateo Daly City Comment
  CAS-BOT-BC155841  Bromus catharticus var. elatus John Thomas Howell 1956-5-23 21446 San Mateo Menlo Park. El Camino Real at Atherton Avenue. Comment
  CAS-BOT-BC156177  Bromus catharticus John Thomas Howell 1954-7-8 30010 San Mateo Skyline Boulevard above San Bruno. Comment
  CAS-BOT-BC156575  Rubus John Thomas Howell 1938-6-4 13891 San Mateo Burlingame Comment
  CAS-BOT-BC157097  Rubus ursinus John Thomas Howell 1938-6-4 13888 San Mateo Burlingame Comment
  CAS-BOT-BC157098  Rubus ursinus John Thomas Howell 1938-6-4 13889 San Mateo Burlingame Comment
  CAS-BOT-BC157099  Rubus ursinus John Thomas Howell 1938-6-4 13889 San Mateo Burlingame Comment
  CAS-BOT-BC157109  Rubus ursinus John Thomas Howell 1938-6-4 13887 San Mateo Burlingame Comment
  CAS-BOT-BC157110  Rubus ursinus John Thomas Howell 1938-6-4 13888 San Mateo Burlingame Comment
  CAS-BOT-BC157111  Rubus ursinus John Thomas Howell 1938-6-4 13890 San Mateo Burlingame 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
  CAS-BOT-BC177965  Astragalus nuttallii var. virgatus John Thomas Howell; Alice Eastwood 1938-6-26 6063 San Mateo Arroyo de los Frijoles Comment
  CAS-BOT-BC18923  Carex densa John Thomas Howell 1938-5-1 13781 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC18924  Carex densa John Thomas Howell 1938-5-1 13786 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC18938  Carex densa John Thomas Howell 1938-5-1 13785 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC19322  Carex barbarae John Thomas Howell 1938-5-1 13780 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC196127  Lupinus albifrons var. collinus John Thomas Howell 1938-5-1 13770 San Mateo Colma Canyon Comment
  CAS-BOT-BC196433  Lupinus arboreus John Thomas Howell 1933-4-9 10973 San Mateo 2 miles n. of Pigeon Pt. Comment
  CAS-BOT-BC199348  Vaccinium ovatum John Thomas Howell 1924-2-23 258 San Mateo King Mountain Comment
  CAS-BOT-BC204084  Malacothamnus hallii John Thomas Howell 1935-4-11 12579 San Mateo West end of Hayward - San Mateo Bridge Comment
  CAS-BOT-BC207024  Pelargonium vitifolium John Thomas Howell 1932-12-21 10864 San Mateo Along road just south of Pescadero. Comment
  CAS-BOT-BC207031  Pelargonium vitifolium John Thomas Howell 1932-12-21 10864 San Mateo Near Pescadero. Comment
  CAS-BOT-BC21810  Carex harfordii John Thomas Howell 1938-5-1 13782 San Mateo Near South San Francisco. Comment
  CAS-BOT-BC219475  Nemophila parviflora John Thomas Howell 1971-4-12 47600 San Mateo Butano State Park, Santa Cruz Mts. Comment
  CAS-BOT-BC219490  Nemophila parviflora John Thomas Howell 1940-5-23 15517 San Mateo Stone Dam near Lake Pilarcitos Comment
  CAS-BOT-BC228133  Plagiobothrys chorisianus John Thomas Howell 1938-5-1 13784 San Mateo Near South San Francisco Comment
  CAS-BOT-BC23514  Arctostaphylos crustacea John Thomas Howell 1931-1-18 5725 San Mateo King Mt. Comment
  CAS-BOT-BC23515  Arctostaphylos crustacea John Thomas Howell 1924-2-23 261 San Mateo King Mt. Comment
  CAS-BOT-BC23516  Arctostaphylos crustacea John Thomas Howell 1924-2-23 259 San Mateo King Mt. Comment
  CAS-BOT-BC236630  Spartina foliosa John Thomas Howell 1956-11-22 31962 San Mateo Near Main St. and Bayshore Highway, Redwood City Comment
  CAS-BOT-BC238559  Triphysaria floribunda John Thomas Howell 1933-5-26 11346 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC243556  Setaria parviflora John Thomas Howell 1957-7-8 32805 San Mateo Holy Cross Cemetery Comment
  CAS-BOT-BC243839  Castilleja latifolia John Thomas Howell 1933-4-9 10964 San Mateo Granada Comment
  CAS-BOT-BC243840  Castilleja latifolia John Thomas Howell 1933-4-9 10966 San Mateo Hills south of Pescadero Comment
  CAS-BOT-BC243841  Castilleja latifolia John Thomas Howell 1933-4-9 10969 San Mateo Coastal hillside between Pescadero and Pigeon Pt. Comment
  CAS-BOT-BC250646  Phalaris minor John Thomas Howell 1937-7-5 13099 San Mateo Redwood City along Bayshore Highway Comment
  CAS-BOT-BC258931  Phalaris aquatica John Thomas Howell 1954-7-8 30009 San Mateo Skyline Blvd. above San Bruno Comment
  CAS-BOT-BC259000  Phalaris californica John Thomas Howell 1938-6-4 13885 San Mateo Burlingame Comment
  CAS-BOT-BC260023  Nassella lepida John Thomas Howell 1952-5-28 28316 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC274264  Rostraria cristata John Thomas Howell 1973-4-28 49145 San Mateo Burlingame Comment
  CAS-BOT-BC283130  Schedonorus arundinaceus John Thomas Howell 1955-5-25 30254 San Mateo Skyline Blvd. causeway, Crystal Springs Lake Comment
  CAS-BOT-BC283131  Schedonorus arundinaceus John Thomas Howell 1955-5-25 30354 San Mateo Skyline Blvd. causeway, Crystal Springs Lake Comment
  CAS-BOT-BC285044  Hordeum depressum John Thomas Howell 1953-5-20 28969 San Mateo Redwood City Comment
  CAS-BOT-BC285045  Hordeum depressum John Thomas Howell No date on label 28969 San Mateo Redwood City Comment
  CAS-BOT-BC288687  Cirsium quercetorum John Thomas Howell 1939-6-16 14746 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC301269  Eriophyllum lanatum var. arachnoideum John Thomas Howell 1929-8-11 4374 San Mateo King [Kings] Mt. Comment
  CAS-BOT-BC303467  Gamochaeta ustulata John Thomas Howell 1926-4-24 1921 San Mateo Daly City Comment
  CAS-BOT-BC304512  Grindelia hirsutula John Thomas Howell 1964-12-6 41032 San Mateo Vacant lot near Southern Pacific R. R. station, Millbrae Comment
  CAS-BOT-BC304513  Grindelia hirsutula John Thomas Howell 1964-12-6 41032 San Mateo Vacant lot near S. P. R. R. station, Millbrae Comment
  CAS-BOT-BC304521  Grindelia hirsutula J. T. Howell No date on label s.n. San Mateo Pigeon Pt. Comment
  CAS-BOT-BC304531  Grindelia hirsutula J. T. Howell 1932-10-21 s.n. San Mateo Pigeon Point Comment
  CAS-BOT-BC304534  Grindelia hirsutula John Thomas Howell 1924-10-26 724 San Mateo Moss Beach Comment
  CAS-BOT-BC304538  Grindelia hirsutula John Thomas Howell 1933-5-26 11348 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC304557  Grindelia hirsutula J. T. Howell 1933-12-5 11731 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC309545  Helenium puberulum John Thomas Howell 1939-6-16 14744 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC323182  Layia chrysanthemoides John Thomas Howell 1933-5-26 11343 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC324054  Lessingia arachnoidea John Thomas Howell 1927-5-10 2388 San Mateo Crystal Springs Lake 213 Comment
  CAS-BOT-BC324055  Lessingia arachnoidea John Thomas Howell 1927-4-15 2325 San Mateo Crystal Springs Lake 213 Comment
  CAS-BOT-BC324057  Lessingia arachnoidea John Thomas Howell 1927-9-10 3099 San Mateo Crystal Springs Lake 213 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-BC330251  Petasites frigidus var. palmatus John Thomas Howell 1924-2-23 269 San Mateo King Mountain Comment
  CAS-BOT-BC339065  Lasthenia californica John Thomas Howell 1933-5-26 11347 San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC339066  Lasthenia californica John Thomas Howell 1933-5-3 11204 San Mateo San Bruno Hills Comment
  CAS-BOT-BC339067  Lasthenia californica John Thomas Howell 1926-4-24 1923 San Mateo Daly City Comment
  CAS-BOT-BC339071  Lasthenia californica John Thomas Howell 1933-5-3 11204 San Mateo San Bruno Hills Comment
  CAS-BOT-BC34073  Carex brevicaulis John Thomas Howell 1938-5-1 13774 San Mateo San Bruno Hills. Comment
  CAS-BOT-BC341635  Lagophylla ramosissima John Thomas Howell 1926-10-9 2215 San Mateo Lake San Andreas Comment
  CAS-BOT-BC357119  Pseudognaphalium luteoalbum John Thomas Howell 1935-1-13 12578 San Mateo Lake San Andreas Comment
  CAS-BOT-BC357120  Pseudognaphalium luteoalbum John Thomas Howell 1935-1-13 12578 San Mateo Lake San Andreas Comment
  CAS-BOT-BC375210  Stephanomeria elata John Thomas Howell 1939-10-8 15369 San Mateo Pt. San Pedro Comment
  CAS-BOT-BC382224  Layia platyglossa John Thomas Howell 1926-4-24 1924 San Mateo Daly City Comment
  CAS-BOT-BC451124  Acaena pinnatifida var. californica John Thomas Howell 1926-4-24 1915 San Mateo Daly City Comment
  CAS-BOT-BC62895  Quercus lobata John Thomas Howell 1926-10-23 2229 San Mateo Sand Hill Road west of Stanford University Comment
  CAS-BOT-BC66142  Athyrium filix-femina var. cyclosorum John Thomas Howell 1926-10-9 2218 San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC73689  Ulmus parvifolia John Thomas Howell 1966-7-24 41997 San Mateo Burlingame - in flower beds near planed trees, Trousdale Ave. just west of El Camino Real. Comment
  CAS-BOT-BC80791  Cupressus macrocarpa John Thomas Howell 1957-5-8 32236 San Mateo Skyline Blvd. w. of San Bruno. Comment
  CAS-BOT-BC85954  Quercus douglasii John Thomas Howell 1926-10-23 2230 San Mateo Sand Hill Road W of Stanford University Comment
  CAS-BOT-BC98700  Baccharis douglasii John Thomas Howell 1926-10-9 2217 San Mateo Near Lake San Andreas Comment
  CDA1702  Agrostis capillaris J. T. Howell 1975-9-25 51509 San Mateo San Bruno Mountain 0 Comment
  JEPS20591  Lessingia arachnoidea John Thomas Howell 1926-10-9 2220 A San Mateo near Crystal Springs Lake 91 Comment
  JEPS40339  Madia elegans John Thomas Howell 1926-10-9 2221 San Mateo between Crystal Springs Lake and San Mateo Comment
  JEPS88622  Cynara cardunculus subsp. cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just south of Main Street, Redwood City Comment
  LA208241  Rubus ursinus John Thomas Howell; 1938-6-4 13888 San Mateo San Francisco Bay, Burlingame Comment
  POM197769  Lessingia arachnoidea John T. Howell 1926-10-9 2220 a San Mateo Near Crystal Springs Lake Comment
  POM197775  Lessingia arachnoidea John T. Howell 1926-10-9 2220 San Mateo Between Lake San Andreas and Crystal Springs Lake Comment
  POM203263  Grindelia hirsutula J. T. Howell 1933-5-26 11348 San Mateo Crystal Springs Lake. Comment
  POM203640  Sidalcea malviflora subsp. malviflora J. T. Howell 1933-4-9 10975 San Mateo 2 miles N. of Pigeon Pt. Comment
  POM203868  Pelargonium vitifolium J. T. Howell 1932-12-21 10864 San Mateo Near Pescadero. Comment
  POM204462  Orthocarpus floribundus J. T. Howell 1933-5-26 11346 San Mateo Crystal Springs Lake. Comment
  POM224080  Gnaphalium luteoalbum J. T. Howell 1935-1-13 12578 San Mateo Lake San Andreas. Comment
  POM261287  Cirsium fontinale var. fontinale J. T. Howell 1939-6-16 14746 San Mateo Crystal Springs Lake Comment
  RSA118050  Phalaris aquatica J. T. Howell 1954-7-8 30009 San Mateo Skyline Blvd. above (west of) San Bruno Comment
  RSA120971  Bromus catharticus J. T. Howell 1956-5-23 31446 San Mateo Roadside, El Camino Real at Atherton Ave., Menlo Park. Comment
  RSA121019  Spartina foliosa J. T. Howell 1956-11-22 31962 San Mateo Redwood City Comment
  RSA128469  Nassella lepida J. T. Howell 1952-5-28 28316 San Mateo Crystal Springs Lake. Comment
  RSA128701  Cupressus macrocarpa J. T. Howell 1957-5-8 s.n. San Mateo Skyline Blvd. west of San Bruno Comment
  RSA128948  Stephanomeria virgata subsp. virgata J. T. Howell 1939-10-8 15369 San Mateo Pt San Pedro. Comment
  RSA14939  Malacothamnus arcuatus J. T. Howell 1935-4-11 12579 San Mateo West end of Hayward-San Mateo Bridge Comment
  RSA195672  Brassica oleracea J. T. Howell 1966-5-28 11644 San Mateo In central part of Menlo Park near Post Office. Comment
Read comments
Jul 14 2014
  RSA201473  Grindelia camporum J. T. Howell 1964-12-6 41032 San Mateo Near Southern Pacific RR station, Millbrae. Comment
  RSA22000  Lupinus albifrons var. collinus J. T. Howell 1938-5-1 13770 San Mateo Colma Canyon Comment
  RSA22129  Phalaris minor J. T. Howell 1937-7-5 13099 San Mateo Redwood City, along Bayshore Highway Comment
  RSA82516  Verbena robusta J. T. Howell 1939-6-16 14745 San Mateo Crystal Springs Lake. Comment
  RSA8533  Layia chrysanthemoides J. T. Howell 1933-5-26 11343 San Mateo Crystal Springs Lake. Comment
  SBBG29942  Carex subbracteata J. T. Howell 1938-5-1 13783 San Mateo near South San Francisco Comment
  SBBG29952  Carex harfordii J. T. Howell 1938-5-1 13781 San Mateo near South San Francisco Comment
  SBBG30068  Vicia benghalensis J. T. Howell 1938-6-4 13886 San Mateo Burlingame Comment
  SBBG41440  Quercus parvula var. shrevei J. T. Howell 1971-4-12 San Mateo Butano St Park, Santa Cruz Mtns Comment
  SBBG41706  Nemophila parviflora J. T. Howell 1971-4-12 San Mateo Butano St Park, Santa Cruz Mtns Comment
  SBBG45074  Pseudognaphalium luteoalbum F. T. Howell 1935-1-13 12578 San Mateo Lake San Andreas Comment
  SD71279  Ulmus parvifolia John Thomas Howell 1966-7-24 41997 San Mateo Trousedale Ave. just west of El Camino Real, Burlingame Comment
  SEINET3243948  Setaria parviflora John Thomas Howell 1957-1 32805 San Mateo Holy Cross Cemetary, San Mateo Co. Comment
  UC1042323  Dirca occidentalis John Thomas Howell 1954-7-8 30012 San Mateo canyon 0.5 mi below Lake Pilarcitos Dam Comment
Read comments
Feb 2 2012
  UC1177277  Stephanomeria elata John Thomas Howell 1939-10-8 15369 San Mateo Point San Pedro Comment
Read comments
Jun 6 2008
  UC1598121  Cynara cardunculus subsp. cardunculus John Thomas Howell 1956-11-14 31961 San Mateo just s Main Street (Bayshore Highway); Redwood City Comment
  UC1598488  Centromadia pungens subsp. pungens John Thomas Howell 1956-9-19 31877 San Mateo 2.3 mi s of Lake Merced; Skyline Blvd. Comment
  UC517467  Lasthenia californica subsp. californica John Thomas Howell 1933-5-3 11204 San Mateo San Bruno Hills Comment
  UC517485  Sidalcea malviflora subsp. malviflora John Thomas Howell 1933-4-9 10974 San Mateo 2 mi n Pigeon Pt.; n of Pigeon Pt. Comment
  UC517491  Linanthus liniflorus John Thomas Howell 1933-5-26 11344 San Mateo Crystal Springs Lake Comment
  UC517566  Cyperus eragrostis John Thomas Howell 1926-10-9 2216 San Mateo near Lake San Andreas Comment
  UC577203  Pseudognaphalium luteoalbum John Thomas Howell 1935-1-13 12578 San Mateo Lake San Andreas Comment
  UC618444  Carex subbracteata John Thomas Howell 1938-5-1 13783 San Mateo near South San Francisco Comment
  UC618588  Vicia benghalensis John Thomas Howell 1938-6-4 13886 San Mateo Burlingame Comment
  UC688910  Athyrium filix-femina var. cyclosorum John Thomas Howell 1926-10-9 2218 San Mateo near Lake San Andreas Comment
  UC820505  Phalaris minor John Thomas Howell 1937-7-5 13099 San Mateo along Bayshore Highway Redwood City Comment
  UC823332  Carex densa John Thomas Howell 1938-5-1 13786 San Mateo near South San Francisco Comment
  UC828938  Layia hieracioides John Thomas Howell 1938-5-1 13769 San Mateo Colma Canyon Comment
  UC836144  Carex subbracteata John Thomas Howell 1938-5-1 13778 San Mateo near South San Francisco Comment
  UC874076  Camissoniopsis micrantha John Thomas Howell 1938-5-1 13773 San Mateo Colma Canyon Comment
  UC881192  Phacelia malvifolia John Thomas Howell 1938-5-1 13768 San Mateo Colma Canyon Comment
  UC894974  Cirsium fontinale var. fontinale John Thomas Howell 1939-6-16 14743 San Mateo Crystal Springs Lake Crystal Springs Lake (along brooklet) Comment
  UC897085  Grindelia hirsutula J. T. Howell 1932-10-21 San Mateo Pigeon Point Comment
  UC905072  Leucanthemum vulgare John Thomas Howell 1949-7-4 24356 San Mateo n of Millbrae; Skyline Blvd. Comment
  UC909960  Phacelia californica John Thomas Howell 1938-5-1 13771 San Mateo Colma Canyon Comment
  UCD132477  Grindelia camporum John Thomas Howell 1964-12-6 41032 San Mateo Vacant lot near Southern Pacific Railroad station, Millbrae. Comment
  UCD51853  Agrostis capillaris var. aristata John Thomas Howell 1975-9-25 51509 San Mateo San Bruno Mountain. Comment
  UCD58325  Bromus catharticus John Thomas Howell 1956-5-23 31446 San Mateo El Camino Real at Atherton Ave. Menlo Park. Comment
  UCD92298  Rostraria cristata John Thomas Howell 1973-4-28 49145 San Mateo Burlingame. Comment
  UCD92597  Setaria parviflora John Thomas Howell 1957-7-8 32805 San Mateo Holy Cross Cemetary. Comment
  CAS-BOT-BC113985  Cyperus owanii John Thomas Howell 1966-9-4 s.n. San Mateo In garden of Edgar Kahn, 650 Edgewood Rd, Redwood City. Comment
  CAS-BOT-BC12953  Lepidium strictum John Thomas Howell 1955-5-5 s.n. San Mateo 700 block of Bromfield Road, Burlingame. Comment
  CAS-BOT-BC146213  Avena brevis John Thomas Howell 1954-6-16 30003 San Mateo Belmont. Ralston Avenue at 6th. Comment
  CAS-BOT-BC146214  Avena brevis John Thomas Howell 1954-6-16 30003 San Mateo Belmont. Raslton Avenue at 6th. Comment
  CAS-BOT-BC211609  Frankenia salina John Thomas Howell 1924-9-28 659 San Mateo Leslie Salt Refinery Comment
  CAS-BOT-BC272319  Lachnagrostis filiformis John Thomas Howell 1954-6-1 s.n. San Mateo Pulgas Water Temple, near southern end of Lower Crystal Springs Reservoir 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
  CAS-BOT-BC280135  Cirsium occidentale var. venustum John Thomas Howell 1939-6-16 14747 San Mateo Kings Mt. Comment
  CAS-BOT-BC280136  Cirsium occidentale var. venustum John Thomas Howell 1939-6-16 14747 San Mateo Kings Mt. Comment
  CAS-BOT-BC280502  Cirsium quercetorum John Thomas Howell 1939-6-16 14739 San Mateo Skyline Boulevard 4 miles w. of Burlingame Comment
  CAS-BOT-BC280517  Cirsium quercetorum John Thomas Howell 1939-6-16 14740 San Mateo Near San Andreas Lake Comment
  CAS-BOT-BC280518  Cirsium quercetorum John Thomas Howell 1939-6-16 14740 San Mateo Near San Andreas Lake Comment
  CAS-BOT-BC281836  Carduus tenuiflorus John Thomas Howell 1939-6-16 14741 San Mateo Skyline Blvd near Crystal Springs Lake Comment
  CAS-BOT-BC287335  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287336  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287337  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287338  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287339  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287340  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287341  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC287342  Cynara cardunculus John Thomas Howell 1956-11-14 31961 San Mateo Bayshore Highway just S of Main St, Redwood City Comment
  CAS-BOT-BC288966  Conyza floribunda John Thomas Howell 1975-9-25 51508 San Mateo At summit, San Bruno Mt 396 Comment
  CAS-BOT-BC290923  Crepis vesicaria John Thomas Howell 1956-5-1 31316 San Mateo Just s. of Woodside on road to Searsville Comment
  CAS-BOT-BC290924  Crepis vesicaria John Thomas Howell 1956-5-1 31316 San Mateo Just s. of Woodside on road to Searsville Comment
  CAS-BOT-BC290925  Crepis vesicaria John Thomas Howell 1975-4-18 s.n. San Mateo From the home of Mrs. Hewlett Lee, Berenda Farm, Portola Valley Comment
  CAS-BOT-BC291477  Cotula coronopifolia John Thomas Howell 1924-9-28 660 San Mateo Leslie Salt Rifinery, San Mateo Comment
  CAS-BOT-BC300246  Erigeron reductus var. angustatus John Thomas Howell 1930-11-9 s.n. San Mateo Crystal Springs Lake Comment
  CAS-BOT-BC311399  Hypochaeris glabra John Thomas Howell 1926-4-24 1926 San Mateo Daly City Comment
  CAS-BOT-BC311787  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo At Airport Sheraton, Airport Blvd., Burlingame Comment
  CAS-BOT-BC314908  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1929-9-29 4421 San Mateo Searsville Lake Comment
  CAS-BOT-BC327464  Layia hieracioides John Thomas Howell 1944-6-11 19594 San Mateo 1.5 miles N of Felton Comment
  CAS-BOT-BC327501  Layia hieracioides John Thomas Howell 1938-5-1 13769 San Mateo Colma Canyon [written on sheet in other hand: San Bruno Hills, acc. J.T.H. notebook] Comment
  CAS-BOT-BC340468  Lactuca saligna John Thomas Howell 1930-11-9 5711 San Mateo On the Skyline Boulevard in the hills above Millbrae Comment
  CAS-BOT-BC340702  Lactuca virosa John Thomas Howell 1954-9-8 30108 San Mateo Skyline Blvd. at San Andreas Lake, 2 miles west of San Bruno Comment
  CAS-BOT-BC340703  Lactuca virosa John Thomas Howell 1954-9-8 30108 San Mateo Skyline Blvd. at San Andreas Lake, 2 miles west of San Bruno Comment
  CAS-BOT-BC34072  Carex brevicaulis John Thomas Howell 1965-3-29 41035 San Mateo West end of summit ridge of San Bruno Mountain. 396 Comment
  CAS-BOT-BC342094  Leucanthemum vulgare John Thomas Howell 1949-7-4 25356 San Mateo On Skyline Blvd. north of Millbrae Comment
  CAS-BOT-BC342095  Leucanthemum vulgare John Thomas Howell 1949-7-4 25356 San Mateo On Skyline Blvd., north of Millbrae Comment
  CAS-BOT-BC343918  Madia elegans John Thomas Howell 1926-10-9 2221 San Mateo Between Crystal Spring Lakes and San Mateo Comment
  CAS-BOT-BC364629  Senecio vulgaris John Thomas Howell 1926-4-24 1927 San Mateo Daly City Comment
  CAS-BOT-BC382225  Layia platyglossa John Thomas Howell 1974-4-11 17130 San Mateo Serpentine area to the SE of Canada Road and Edgewood Road; NW of Woodside 152 Comment
  CAS-BOT-BC390700  Spergularia rubra John Thomas Howell 1955-5-5 s.n. San Mateo 700 block of Bromfield Road, Burlingame Comment
  CAS-BOT-BC390916  Spergularia marina John Thomas Howell 1924-9-28 666 San Mateo At the Leslie Salt Refinery Comment
  CAS-BOT-BC390919  Spergularia marina John Thomas Howell 1924-9-28 662 San Mateo At the Leslie Salt Refinery Comment
  CAS-BOT-BC413757  Polygonum argyrocoleon John Thomas Howell 1953-6-3 29057 San Mateo Bayshore Highway, Redwood City Comment
  CAS-BOT-BC413914  Polygonum aviculare John Thomas Howell 1924-9-28 664 San Mateo At the Leslie Salt Refinery Comment
  CAS-BOT-BC445394  Alisma plantago-aquatica John Thomas Howell 1926-10-9 2219 San Mateo Near Lake San Andreas Comment
  CAS-BOT-BC456126  Zannichellia palustris John Thomas Howell 1954-7-8 30011 San Mateo Lake at Old Stone Dam below Lake Pilarcitos Comment
  CAS-BOT-BC519011  Scoliopus bigelovii John Thomas Howell 1924-2-23 265 San Mateo King Mountain Comment
  CAS-BOT-BC89706  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo At Airport Sheraton, Airport Boulevard, Burlingame. Comment
  CAS-BOT-BC89707  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo At Airport Sheraton, Airport Boulevard, Burlingame. Comment
  CDA3808  Lepidium latifolium J. T. Howell 1978-7-18 53189 San Mateo Airport Sheraton, Airport Boulevard., Burlingame 0 Comment
  CDA4771  Chamaesyce serpens J. T. Howell 1979-8-11 53359 San Mateo Airport Sheraton, Airport Boulevard, Burlingame. 0 Comment
  CDA5329  Cyclospermum leptophyllum J. T. Howell 1975-9-13 51507 San Mateo Hillside Street just west of El Camino, Burlingame. 0 Comment
  CDA6674  Galium divaricatum J. T. Howell 1978-7-18 53188 San Mateo McClellan residence, 1356 Bernal Avenue, Burlingame. 0 Comment
  CDA7456  Conyza sumatrensis J. T. Howell 1975-9-25 51508 San Mateo San Bruno Mountain. Comment
  POM230443  Carex densa J. T. Howell, Alice Eastwood 1937-5-7 4328 San Mateo Visatacion Valley Comment
  POM248613  Carex harfordii J. T. Howell 1938-5-1 13781 San Mateo Near South San Francisco. Comment
  POM248720  Vicia benghalensis J. T. Howell 1938-6-4 13886 San Mateo Burlingame Comment
  POM248731  Castilleja wightii J. T. Howell 1938-5-1 13767 San Mateo Colma Canyon. Comment
  RSA0008390  Cirsium fontinale var. fontinale J. T. Howell 1939-6-16 14743 San Mateo Crystal Springs Lake. Comment
  RSA0008392  Cirsium fontinale var. fontinale John Thomas Howell 1939-6-16 14743 San Mateo Crystal Springs Lake. Comment
  RSA120949  Cynara scolymus J. T. Howell 1956-11-14 31961 San Mateo Bayshore Highway just south of Main Street, Redwood City. Comment
  RSA121069A  Amaranthus deflexus J. T. Howell 1956-6-20 31631 San Mateo Along El Camino Real, San Carlos Comment
  RSA21847  Phacelia malvifolia J. T. Howell 1938-5-1 13768 San Mateo Colma Canyon. Comment
  RSA21997  Castilleja wightii J. T. Howell 1938-5-1 13767 San Mateo Colma Canyon. Comment
  RSA21998  Camissonia micrantha J. T. Howell 1938-5-1 13773 San Mateo Colma Canyon. Comment
  RSA21999  Layia hieracioides J. T. Howell 1938-5-1 13769 San Mateo Colma Canyon Comment
  RSA22216  Amaranthus powellii J. T. Howell 1938-5-1 13772 San Mateo Colma Canyon Comment
  RSA22241  Carduus tenuiflorus J. T. Howell 1939-6-16 14741 San Mateo Skyline Blvd. near Crystal Springs Lake Comment
  RSA285070  Lepidium latifolium J. T. Howell 1978-7-18 53189 San Mateo Airport Sheraton, Airport Blvd., Burlingame. Comment
  RSA299223  Chamaesyce serpens J. T. Howell 1979-8-11 53359 San Mateo Airport Sheraton, Airport Blvd., Burlingame. Comment
  RSA304146  Carex densa J. T. Howell 1938-5-1 13785 San Mateo Near South San Francisco. Comment
  RSA54048  Chrysanthemum leucanthemum J. T. Howell 1949-7-4 25356 San Mateo Skyline Blvd., north of Millbrae Comment
  RSA7439  Sidalcea malviflora subsp. malviflora J. T. Howell 1933-4-9 10974 San Mateo 2 miles N. of Pigeon Pt. Comment
  RSA8532  Marah fabacea J. T. Howell 1933-4-9 10970 San Mateo Between Pescadero and Pigeon Pt. Comment
  RSA88326  Polygonum patulum J. T. Howell 1953-6-3 29057 San Mateo Bayshore Hwy, Redwood City. Comment
  RSA88836  Carex subbracteata J. T. Howell 1938-5-1 13783 San Mateo Near South San Francisco. Comment
  RSA91590  Carex densa J. T. Howell 1938-5-1 13786 San Mateo Near South San Francisco. Comment
  RSA91707  Gnaphalium luteoalbum J. T. Howell 1935-1-13 12578 San Mateo Lake San Andreas. Comment
  RSA92255  Layia chrysanthemoides J. T. Howell 1933-5-26 11343 San Mateo Crystal Springs Lake. Comment
  SBBG39550  Carex brevicaulis J. T. Howell 1965-3-29 41035 San Mateo W end of summit ridge of San Bruno Mtn 396 Comment
  SD71025  Grindelia stricta var. angustifolia John Thomas Howell 1964-12-6 41032 San Mateo Millbrae, vacant lot near Southern Pacific Railway Station Comment
  SEINET10750023  Carex subbracteata John Thomas Howell 1938-5-1 Howell 13783 San Mateo Near South San Francisco. Comment
  SEINET11080240  Apium leptophyllum J. T. Howell 1975-9-13 51507 San Mateo Burlington, Hillside Street just W of El Camino. Comment
  SEINET13954082 Image available Quercus wislizeni John Thomas Howell 1964-1 40961 San Mateo Portola State Park Comment
  SEINET3121782 Image available Phacelia californica John Thomas Howell 1929-8-11 4373 San Mateo King Mountain Comment
  SEINET5506166  Cirsium fontinale var. fontinale John Thomas Howell San Mateo Comment
  SEINET6192755 Image available Carex subbracteata J. T. Howell 1938-5-1 13782 San Mateo near South San Francisco Comment
  SEINET7556706 Image available Carex densa John Thomas Howell 1938-5-1 13786 San Mateo Near south San Francisco. Comment
  SEINET7577065 Image available Carex subbracteata John Thomas Howell 1938-5-1 13778 San Mateo Near South San Francisco. Comment
  UC517461  Marah fabacea John Thomas Howell 1933-4-9 10970 San Mateo between Pescadero and Pigeon Pt. Comment
  UCD100554  Polygonum patulum John Thomas Howell 1953-6-3 29057 San Mateo Bayshore Highway, Redwood City. Comment
  UCD111197  Trifolium hirtum John Thomas Howell 1966-5-8 41530 San Mateo At junction of Millbrae Ave. and Bayshore Freeway, Millbrae. Comment
  UCD115700  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo Airport Sheraton, Airport Blvd., Burlingame. Comment
  UCD115701  Lepidium latifolium John Thomas Howell 1978-7-18 53189 San Mateo Airport Sheraton, Airport Blvd., Burlingame. Comment
  UCD116691  Malva pseudolavatera John Thomas Howell 1968-5-26 44502 San Mateo Burlingame. Comment
  UCD121881  Galium parisiense John Thomas Howell 1978-7-18 53188 San Mateo McClellan residence, 1356 Bernal Ave., Burlingame. Comment
  UCD127346  Cyclospermum leptophyllum John Thomas Howell 1975-9-13 51507 San Mateo Hillside Street just west of El Camino, Burlingame. Comment
  UCD131896  Erigeron floribundus John Thomas Howell 1975-9-25 51508 San Mateo San Bruno Mountain. 396 Comment
  UCD133509  Lactuca virosa John Thomas Howell 1954-9-8 30108 San Mateo Skyline Blvd. at San Andreas Lake, 2 miles west of San Bruno. Comment
  UCD140265  Carex densa John Thomas Howell 1938-5-1 13785 San Mateo near South San Francisco. Comment
  UCD143808  Avena brevis John Thomas Howell 1954-6-16 30003 San Mateo Ralston Ave. at 6th, Belmont. Comment
  UCD97767  Amaranthus retroflexus John Thomas Howell 1978-7-18 53187 San Mateo McClellan residence, 1356 Bernal Ave., Burlingame. Comment



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