Search Results — 120 specimen records retrieved (56 records with coordinates)
Results for search: County=CONTRA COSTA; Source=All; Collector=Unknown;   
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CDA19724  Arabis breweri unknown 1937-4-18 Contra Costa Northern California; Mt. Diablo. 0 Comment
  CDA20558  Alternanthera philoxeroides unknown 2005-6-23 s.n. Contra Costa San Francisco Bay Area; Garden weed in Danville, CA. 0 Comment
  JEPS28851  Eriophyllum jepsonii unknown 1896-5-29 Contra Costa Mt. Diablo Comment
  JEPS62740  Salvia mellifera unknown 1919-6-8 8330 Contra Costa Mt. Diablo San Francisco Bay (vicinity of San Francisco Bay) Comment
  SBBG69731  Claytonia exigua subsp. exigua unknown 1895-1 Contra Costa Mt Diablo Comment
  SBBG72132  Streptanthus hispidus unknown 1895-1 Contra Costa Mt Diablo Comment
  SEINET3840785  Proboscidea lutea Unknown 2006-8-6 6 .359 Contra Costa Alhambra Valley road, between Castro Ranch road and Bear Creek road, along the edge of a plowed field 80 Comment
  SEINET3840787  Olea europaea Unknown 2006-6-23 6 .322 Contra Costa West Valona, West of Zampa Bridge above San Pablo avenue, along small stream draining north into the Western end of the Carquinez Strait 91 Comment
  SEINET3840811  Malvella leprosa Unknown 2006-7-14 6 .332 Contra Costa Between route 4 and Carbon road, east Rodeo 24 Comment
  SEINET3840812  Eschscholzia californica subsp. californica Unknown 2006-7-14 6 .335 Contra Costa Between route 4 and Carbon road, east Rodeo 24 Comment
  SEINET3840813  Juncus arcticus subsp. littoralis Unknown 2006-7-14 6 .326 Contra Costa East of Martinez, Along Marine Vista avenue immediately west of Pacheco Slough 1 Comment
  SEINET3840814  Hemizonia congesta subsp. luzulifolia Unknown 2006-7-14 6 .333 Contra Costa Between route 4 and Carbon road, east Rodeo 24 Comment
  SEINET3840815  Sesuvium verrucosum Unknown 2006-7-14 6 .329 Contra Costa East of Martinez, Along Marine Vista avenue immediately west of Pacheco Slough 1 Comment
  SEINET3840816  Spergularia marina Unknown 2006-7-14 6 .328 Contra Costa East of Martinez, Along Marine Vista avenue immediately west of Pacheco Slough 1 Comment
  SEINET3840819  Heteromeles arbutifolia Unknown 2006-6-23 6 .322C Contra Costa West Valona, West of Zampa Bridge above San Pablo avenue, along the small stream draining north into the Western end of the Carquinez Strait 91 Comment
  SEINET3840820  Heliotropium curassavicum Unknown 2006-8-6 6 .361 Contra Costa Rodeo Creek, Rodeo Creek channel 4 Comment
  SEINET3840825  Scabiosa atropurpurea Unknown 2006-6-23 6 .322 Contra Costa West Valona, West of Zampa Bridge above San Pablo avenue, along small stream draining north into the Western end of the Carquinez Strait 91 Comment
  SEINET3840826  Leymus triticoides Unknown 2006-6-23 6 .321 Contra Costa West Valona, West of the Zampa Bridge above San Pablo avenue, along a small stream draining north into the Western end of the Carquinez Strait 91 Comment
  SEINET3840900  Cyperus difformis Unknown 2006-9-15 6 .474 Contra Costa Martinez, Shell Avenue, between Pine Street and Harborview Drive 60 Comment
  SEINET5192548  Calochortus luteus Unknown 1995-6-15 03 Contra Costa Mt.Diablo State Park; near entrance Comment
  SEINET5245480  Calochortus pulchellus Unknown 1995-6-15 02 Contra Costa Mount Diablo State Park Comment
  SEINET9307556  Dittrichia graveolens Unknown 2002-10-22 1959 Contra Costa Contra Costa Comment
  SEINET9340094  Umbellularia californica Unknown 2007-3-24 07 .082 Contra Costa Ozol Comment
  UC106326  Eryngium aristulatum var. aristulatum unknown 1893-7-29 Contra Costa Martinez Comment
  UC10827  Sisymbrium officinale unknown 1862-5-5 Contra Costa Walnut Creek Comment
  UC10960  Guillenia flavescens unknown 1865-1 Contra Costa Mt. Diablo region Mt. Diablo Comment
  UC13713  Sequoia sempervirens unknown 1888-2-22 Contra Costa Moraga Valley Comment
  UC15760  Lupinus affinis unknown 996 Contra Costa Martinez Comment
  UC15783  Lupinus albifrons unknown 1038 Contra Costa Walnut Creek Comment
  UC16326  Rupertia physodes unknown 1032 Contra Costa Mount Diablo Comment
  UC16958  Vicia americana var. americana unknown 1862-4-18 1016 Contra Costa Mt. Diablo Comment
  UC1713668  Scutellaria tuberosa unknown 1027 Contra Costa Walnut Creek Comment
  UC1714515  Verbascum blattaria unknown July 1892 Contra Costa Redwood Peak Comment
  UC24711  Cryptantha intermedia unknown 1900-3-24 Contra Costa Oakley Comment
  UC25837  Scutellaria tuberosa unknown 1037 Contra Costa Walnut Creek Comment
  UC30623  Layia glandulosa unknown 1900-4-5 Contra Costa Oakley Comment
  UC333731  Tauschia hartwegii unknown Contra Costa Martinez Comment
  UC338175  Streptanthus tortuosus unknown Contra Costa Mount Diablo Comment
Read comments
Jul 6 2020
  UC3560  Disporum hookeri unknown 1862-5-16 1099 Contra Costa s of Mount Diablo Comment
  UC3564  Disporum hookeri unknown 1862-5-16 1099 Contra Costa s of Mount Diablo Comment
  UC400309  Pinus sabiniana unknown 1896-3-29 Contra Costa Mitchell Canyon Mt. Diablo Comment
  UC5689  Quercus wislizeni unknown 78 Contra Costa Summit Mt. Diablo Comment
  UC630976  Trifolium depauperatum var. amplectens unknown 1928-4-19 10043 Contra Costa near Golf Links; Byron Hot Springs Comment
  UC70972  Poa secunda subsp. secunda unknown Contra Costa Region of Mt Diablo Comment
  UC74935  Vicia americana var. americana unknown 1903-4-27 2793 Contra Costa Byron Comment
  UC75018  Salvia mellifera unknown 1903-4-28 2945 Contra Costa Mitchell Canyon; Mt. Diablo Comment
  UC75129  Plantago erecta unknown 1903-4-25 2803 Contra Costa Antioch Comment
  UC75188  Monolopia major unknown 1908-4-27 2796 Contra Costa Byron Comment
  UC75378  Layia platyglossa unknown 1903-5-28 2874 Contra Costa Antioch Comment
  UC85462  Pinus sabiniana unknown Contra Costa Mt. Diablo Comment
  UC86674  Ericameria linearifolia unknown 1889-5-1 Contra Costa Antioch Comment
  UC88930  Deinandra kelloggii unknown 1883-7-1 Contra Costa Antioch Comment
  UC89535  Madia radiata unknown April 1889 Contra Costa near Antioch Comment
  UC89980  Lasthenia microglossa unknown 1890-4-22 Contra Costa near Antioch Comment
  UCD115342  Lepidium didymum Collector unknown Date unknown s.n. Contra Costa Jersey Island. Comment
  UCD13292  Phacelia breweri Collector Unknown 1974-4-13 s.n. Contra Costa Contra Costa CO. Marsh Creek Road, north peak of Mount diablo, near Trail Ride Association. Elevation 2500 - 3000 feet. 914 Comment
  CAS-BOT-BC156306  Solanum umbelliferum anonymous 1900-3-26 s.n. Contra Costa Oakley. 6 m. E. of Antioch Comment
  CDA37785  Arabis breweri unknown 1937-4-18 Contra Costa Northern California; Mt. Diablo. 0 Comment
  OBI14998  Lepidium latipes Unknown 1959-4-14 1320 Contra Costa On Deer Valley Rd, 0.2 mi S of jctn with Briones Valley Rd (ca. 8 mi S of Antioch) Comment
  SEINET10275395  Trillium ovatum Unknown 1963-4-28 94 Contra Costa Steep north slope about 50 ft above canyon bottom opposite Flicker Ridge 1/4 mi w of Moraga Way, E of Oakland; elev 550 ft.. 167 Comment
  SEINET11695803  Poa secunda Unknown 1956-5-14 3387 Contra Costa 6.7 mi SW of city of Antioch, between old coal mining towns of Somersville & Nortonville Comment
  SEINET11695838  Bromus berteroanus Unknown 1961-1 T.O. 2483 Contra Costa 0.5 mi NW of Martinez, grown at UC Davis agronomy experimental area Comment
  SEINET11695933  Bromus carinatus var. marginatus Unknown 1956-5-14 3393 Contra Costa 7 mi SW of Antioch, just E of old mining town of Nortonville Comment
  SEINET11748149  Bolboschoenus robustus Unknown 1940-1 1004 a Contra Costa 2 mi S of San Rafael ferry dock Comment
  SEINET11752107  Cyperus eragrostis Unknown 1940-1 90 Contra Costa banks at upper end of San Leandro Lake near mouth of Redwood Creek 130 Comment
  SEINET11785699  Juncus phaeocephalus Unknown 1940-1 1004 b Contra Costa 2 mi S of San Rafael ferry dock Comment
  SEINET11843054  Helenium puberulum Unknown 1983-1 4954 Contra Costa Castro Ranch Road between Hillside St. & Alhambra Valley Rd Comment
  SEINET11843056  Cirsium vulgare Unknown 1983-1 4989 Contra Costa Castro Ranch Rd between Hillside St. & Alhambra Valley Rd Comment
  SEINET11843057  Baccharis pilularis subsp. consanguinea Unknown 1983-1 4966 Contra Costa Castro Ranch Rd between Hillside St & Alhambra Valley Rd Comment
  SEINET11989037  Arctostaphylos andersonii var. auriculata Unknown 1968-1 1308 Contra Costa ca 300 yds above road at Somersville Comment
  SEINET11989683  Arctostaphylos crustacea Unknown 1982-1 20829 Contra Costa on Rocky Ridge, about half way down from summit ridge (on 2nd-middle-shelf on ridges), Las Trampas 183 Comment
  SEINET11991008  Arctostaphylos manzanita Unknown 1981-1 4 Contra Costa Mt. Diablo State Park, 10 mi from parks N gate Comment
  SEINET12087454  Ranunculus canus Unknown 1931-1 2655 Contra Costa W. Base Mt. Diablo, Danville, Mt. Range: South Coast, Sacramento River, North slope Comment
  SEINET12093234  Umbellularia californica Unknown 1983-1 4965 Contra Costa Castro Ranch Road between Hillside St. and Alhambra Valley Road. Plant survey for Douglas Carter Comment
  SEINET12147993  Trifolium fucatum Unknown 1878-1 s.n. Contra Costa Near Mt. Diablo Comment
  SEINET12194752  Dirca occidentalis Unknown 1987-1 6009 Contra Costa Regional Parks Botanic Garden, Tilden Regional Park, Berkeley, orig. from Little Train area 1970 305 Comment
  SEINET12320780  Penstemon centranthifolius Unknown 1980-1 3879 Contra Costa Lime Ridge, N end, S of Ygnacio Valley Rd between Walnut Creek & Concord Comment
  SEINET13717644  Ranunculus californicus Unknown 1948-2-12 1103 Contra Costa West facing slope along Bear Creek Canyon in Lawson Hill area. Comment
  SEINET14301650 Image available Quercus douglasii Unknown Contra Costa Near North Gate Rd., Mt. Diablo Comment
  SEINET3161272  Aphyllon comosum Unknown sn Contra Costa Antioch Comment
  SEINET3839756  Castilleja rubicundula subsp. lithospermoides Unknown 1996-4-26 Contra Costa Franklin Canyon Road near the junction with McEwan Road in grassland Comment
  SEINET3840809  Mesembryanthemum nodiflorum Unknown 2006-7-14 6 .327 Contra Costa East of Martinez, Along Marine Vista avenue immediately west of Pacheco Slough 1 Comment
  SEINET3840810  Thysanocarpus curvipes Unknown 2004-3-13 4 .041 Contra Costa Road along Marsh Creek road, about one and a half miles west of Dee}some information missing{ 107 Comment
  SEINET3840906  Oxalis carnosa Unknown 1976-3-25 2117 Contra Costa International Succulent Institute, 10 Corte Sombrita, between Maraga and Orinda Comment
  SEINET4343715 Image available Cynosurus echinatus Unknown 1976-6-24 Contra Costa Mount Diablo. Inner Black Hills just west of meridian and south of crest Comment
  SEINET4343820 Image available Crypsis vaginiflora Unknown 1989-9-30 8865 Contra Costa Tilden Regional Park E of El Cerrito, East Bay Skyline Nat'l Recreation Trail (= Nimitz Way), small dried pond ca 1 1/4 mi NW of Inspiration Point. Comment
  SEINET5047666  Malacothamnus hallii Unknown 1916-5-30 301 Contra Costa Mt. Diablo, Contra Costa County, on the westerly side N of Pine Canon, Comment
  SEINET6069536  Athysanus pusillus Unknown 1931-3-10 5754 Contra Costa Mt. Diablo. East side. 7 miles from Clayton on Livermore Road. Comment
  SEINET9287601  Packera multilobata Unknown 1999-12-20 1219291 Contra Costa Along Wildcat Canyon Rd., 1.9 mi NW of intersection of Wildcat Canyon Rd and Dam Rd. vicinity of Orinda. Comment
  SEINET9288997  Delairea odorata Unknown 1999-12-20 1219291 Contra Costa Along Wildcat Canyon Rd., 1.9 mi NW of intersection of Wildcat Canyon Rd and Dam Rd. vicinity of Orinda. Comment
  SEINET9290098  Clytostoma callistegioides Unknown 2009-6-3 Contra Costa Residence in San Ramon, California. See USCH plant ID files. Plant sent to USCH for identification. Query letter included on specimen. Comment
  SEINET9290427  Artemisia californica Unknown 1959-10-19 5466 Contra Costa Contra Costa Comment
  SEINET9295311  Pseudognaphalium leucocephalum Unknown 1950-7-29 624 Contra Costa Waste ground along Santa Fe RR. 1 mi N of Richmond, gravelly soil Plant sent to USCH for identification. Query letter included on specimen. Comment
  SEINET9296212  Navarretia squarrosa Unknown 1950-9-22 621 Contra Costa Contra Costa County Comment
  SEINET9341786  Anagallis arvensis Unknown 1966-4-15 101 Contra Costa Contra Costa County Comment
  SEINET9356036  Quercus lobata Unknown 1938-10-28 Contra Costa Marsh Creek, 6 mi E of Clayton. Canyon bottom. Comment
  SEINET9363840  Stachys rigida var. rigida Unknown 1979-4-29 27 Contra Costa Clayton, CA. Russleman Park Road off Marsh Creek Road, Concord Mt. Diablo Trail Ride Assoc. grounds; digger pine - oak woodland. Comment
  UC117265  Thysanocarpus curvipes unknown Contra Costa Antioch; Epperson's Comment
  UC19628  Mentzelia lindleyi unknown 1125 Contra Costa Hills n Coal Mine; Mt. Diablo Comment
  UC202677  Layia glandulosa unknown 1889-4-15 Contra Costa Comment
  UC26241  Solanum umbelliferum unknown 1900-3-26 Contra Costa Oakley Comment
  UC335828  Senecio triangularis unknown Contra Costa near Mt. Diablo; near Mt. Diablo Comment
Read comments
Feb 11 2013
  UC336484  Uropappus lindleyi unknown Contra Costa near Mt. Diablo Comment
  UC337971  Sorghum halepense unknown Contra Costa John Muir's yard Martinez Comment
  UC5602  Quercus kelloggii unknown Contra Costa Comment
  UC5607  Quercus kelloggii unknown 1800-1 Contra Costa Comment
  UC62454  Cystopteris fragilis unknown 1891-3-4 Contra Costa Comment
  UC630752  Trifolium albopurpureum var. dichotomum unknown Sep 1907 Contra Costa Antioch Comment
  UCD109444  Trifolium variegatum var. major Collector unknown Date unknown s.n. Contra Costa 5 mi. north of Walnut Creek on road to Contra Costa Golf Club. Comment
  UCD109505  Trifolium willdenovii Collector unknown Date unknown s.n. Contra Costa 5 miles north of Walnut Creek on road to Contra Costa Golf Club. Comment
  UCD113849  Rosa gymnocarpa Collector Unknown Date Unknown 61 Contra Costa Near top of ridge to W of Central Franklin Canyon. 228 Comment
  UCD115663  Sisymbrium orientale Collector unknown Date unknown s.n. Contra Costa Contra Costa County. Comment
  UCD120819  Plagiobothrys fulvus var. campestris Collector unknown Date unknown 73 Contra Costa Lower Curry Creek Canyon, Mt. Diablo. 243 Comment
  UCD123333  Pedicularis densiflora Collector unknown 1932-2-1 Contra Costa Mt. Diablo. 609 Comment
  UCD128498  Acroptilon repens Collector unknown 1928-8-1 1428 Contra Costa Richmond. Comment
  UCD129927  Carduus tenuiflorus Collector Unknown Date Unknown 64 Contra Costa about 6 miles east of Pinole on Franklin Canyon Road. 152 Comment
  UCD129962  Centaurea benedicta Collector Unknown Date Unknown s.n. Contra Costa Southwest of Kelseyville. Comment
  UCD133007  Hemizonia congesta subsp. luzulifolia Collector Unknown Date Unknown 80 Contra Costa on embarkment at Kennilwoth and Arlington Roads, Kensinton Park. 121 Comment
  UCD133394  Iva axillaris Collector Unknown Date Unknown s.n. Contra Costa Exact location unknown. Comment
  UCD95520  Aquilegia formosa Collector unknown Date unknown s.n. Contra Costa On ridge to west of Franklin Canyon (Central). 274 Comment



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