Search Results — 2000 specimen records retrieved (1346 records with coordinates)
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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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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC91986  Achyrachaena mollis Scott Brush, Ross Jones, Maggie Wolfe 1990-4-29 75 Contra Costa 549 Comment
  JEPS111668  Wyethia helenioides C. Thayer, J. Dunne 1997-3-27 Contra Costa 91 Comment
  JEPS112429  Eucrypta chrysanthemifolia C. Thayer, J. Dunne 1997-3-27 Contra Costa 91 Comment
  CDA42003  Boschniakia strobilacea B. Hosman 1974-6-2 s.n. Contra Costa in the native area 0 Comment
  JEPS104771  Quercus X morehus John L. Morrison 1937-3-6 1968 Contra Costa Comment
  SACT002407  Stipa setigera P. Kennedy 1914-3-15 Contra Costa Comment
  SEINET10946617 Image available Sairocarpus elmeri Adolph D. E. Elmer Elmer 4809 Contra Costa Comment
  UC29290  Achyrachaena mollis J. Burtt Davy May 13 1893-Jan 1 1900 766 Contra Costa Comment
  UC34544  Layia glandulosa E. R. Drew 1889-4-18 Contra Costa Comment
  UCD133458  Hypochaeris radicata Goodwin-Bellue 1932-5-6 s.n. Contra Costa exact location unknown. Comment
  UCD115836  Lepidium strictum G. Thomas Robbins 1959-4-26 4006 Contra Costa About 1 mile northeast of Giant and about one-fourth mile north of San Pablo Oil Tank Farm. 7 Comment
  SEINET7062977  Sanicula bipinnata A. G. Vestal 1955-4-1 s.n. Contra Costa About 1.9 miles west of Bryon on the Camino-Diablo Road. UTM Zone 10, 616555mE, 4191378mN. (WGS84/NAD83). 53 Comment
  RSA128376  Artemisia californica Peter H. Raven 1950-7-5 2500 Contra Costa Above Nortonville Comment
  UCD62502  Elymus multisetus Beecher Crampton 1956-5-14 3425 Contra Costa Above Port Costa Brick Works, 4 miles west of Martinez on the road to Crockett. Comment
  RSA622486  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27597 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
Read comments
Jan 30 2013
  RSA632825  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27584 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  SEINET8719258 Image available Phalaris paradoxa Laura Zeller 1965-1 85 Contra Costa Across from the University of California Botanical Garden with Lolium 76 Comment
  UC1050492  Jovellana violacea N. Floy Bracelin 1942-5-24 1412 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley Comment
  UC1050873  Linaria maroccana N. Floy Bracelin 1941-5-11 1302 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley Comment
  UC1005914  Verbascum phoeniceum N. Floy Bracelin 1943-5-2 2498 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1050201  Sequoia sempervirens N. Floy Bracelin 1942-12-13 1712 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1050592  Clematis cirrhosa N. Floy Bracelin 1942-2-22 1942 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051129  Solanum xanti N. Floy Bracelin 1945-7-22 2583 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051167  Mackaya bella N. Floy Bracelin 1944-7-19 2762 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051201  Lonicera etrusca N. Floy Bracelin 1944-6-4 2245 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051216  Leucospermum nutans N. Floy Bracelin 1945-5-6 2968 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051219  Justicia carnea N. Floy Bracelin 1942-9-20 2310 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051220  Lonicera pileata f. yunnanensis N. Floy Bracelin 1942-9-27 1183 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051228  Lantana camara N. Floy Bracelin 1942-9-20 2302 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051238  Acacia retinodes N. Floy Bracelin 1942-9-13 2291 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051246  Campanula isophylla N. Floy Bracelin 1942-9-9 2279 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051271  Lobelia tupa N. Floy Bracelin 1941-6-29 1262 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1051325  Penstemon hartwegii N. Floy Bracelin 1941-6-15 1402 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
  UC1055869  Vulpia myuros var. hirsuta N. Floy Bracelin 1943-4-18 2479 Contra Costa Adelante, The Garden of Anson and Anita Blake, Berkeley, California Comment
Read comments
Sep 7 2011
  UC1050118  Acer macrophyllum N. Floy Bracelin 1942-3-15 1967 Contra Costa Adelante, Tthe Garden of Anson and Anita Blake, Berkeley, California Comment
  UC691499  Lasthenia glabrata subsp. glabrata Mary L. Bowerman 1933-5-5 2000 Contra Costa Alamo Canyon 304 Comment
  UC692303  Stellaria nitens Mary L. Bowerman 1932-3-12 1115 Contra Costa Alamo Canyon Mount Diablo (50 ft above stream) 365 Comment
  UC691994  Smilacina racemosa Mary L. Bowerman 1931-5-23 897 Contra Costa Alamo Canyon Mount Diablo (e fork, upper end, not far from saddle) Comment
  UC692184  Aquilegia formosa Mary L. Bowerman 1931-5-23 896 Contra Costa Alamo Canyon Mount Diablo Comment
  UC692357  Vulpia microstachys var. ciliata Mary L. Bowerman 1933-5-3 1980 Contra Costa near Alder Creek (a little below and across the stream Hunt Spring); Mount Diablo 731 Comment
  UC692395  Koeleria macrantha Mary L. Bowerman 1933-5-3 1983 Contra Costa Alder Creek Canyon Mount Diablo; , Alder Creek Canyon 731 Comment
  CAS-BOT-BC19207  Carex barbarae Walter Knight; B. Atwater; R. Bensler; J. Dean; B. Mortensen 1979-4-13 3365 Contra Costa Alder Point. Browns Island. Comment
  CAS-BOT-BC148647  Ptelea crenulata Volney Rattan 1887-5-22 s.n. Contra Costa Alhambra Val. Comment
  CAS-BOT-BC348650  Micropus californicus var. subvestitus V. Rattan 1887-5-22 s.n. Contra Costa Alhambra Val. Comment
  JEPS89027  Lathyrus jepsonii var. californicus Volney Rattan 1887-5-22 Contra Costa Alhambra Valley Comment
  SEINET4182779 Image available Hordeum marinum subsp. gussoneanum Barbara Ertter, Jim Jokerst, Dave Magney 1989-4-5 8140 Contra Costa Alkali sink West and adjacent Clifton Court Forebay, circa 15 air miles Southwest of Stockton 0 Comment
  CHSC23289  Acmispon wrangelianus Carol Getzinger 1964-4-11 Contra Costa Along Arlington Boulevard at Patterson Circle, Richmond. 30 Comment
  CAS-BOT-BC273931  Leptochloa fusca subsp. fascicularis John Thomas Howell; Gordon H. True 1972-6-29 48944 Contra Costa Along Byron Hot Springs Road where water has stood, southeast of Byron Comment
  CHSC97872  Polygonum aviculare subsp. buxiforme D. G. Kelch 2006-7-14 06 .328B Contra Costa Along Marine Vista Ave immediately west of Pacheco Slough. East of Martinez. 1 Comment
  RSA724228  Marah fabacea R. R. Halse 1988-2-20 3540 Contra Costa Along Marsh Creek Road, in the Dark Canyon area, 4 miles W of its junction with Deer Valley Road. 156 Comment
  CAS-BOT-BC278177  Festuca D. E. Breedlove 1971-5-14 19339 Contra Costa Along Sierra Vista Way, Lafayette Comment
  CAS-BOT-BC269818  Eriogonum nudum var. psychicola Peter Rubtzoff 1954-9-14 1746 Contra Costa Along lower San Joaquin River, east of Antioch Comment
  CAS-BOT-BC304577  Gutierrezia californica Peter Rubtzoff 1951-10-7 822 Contra Costa Along lower San Joaquin River, east of Antioch Comment
  RSA102133  Erysimum capitatum var. angustatum G. B. Rossbach 1955-3-13 570 Contra Costa Along tidal estuary of San Joaquin River just E of Antioch 24 Comment
  CAS-BOT-BC340698  Lactuca virosa John Thomas Howell 1942-7-19 17040 Contra Costa Along trail west of Deer Flat, Mt. Diablo Comment
  OBI75132  Symphoricarpos mollis D. G. Kelch, D. A. Weinstein 2008-4-25 8 .084 Contra Costa Alvarado Park (W end of Wildcat Canyon Park) 122 Comment
  CAS-BOT-BC88246  Thysanocarpus curvipes Alice Eastwood 1914-2-24 3737 Contra Costa Anticoch. Comment
  JEPS12790  Lupinus chamissonis Rimo Bacigalupi with G. T. Robbins 1955-5-4 4980 Contra Costa just e Antioch (along San Joaquin River front); , e of Antioch 9 Comment
Read comments
May 25 2007
  JEPS40433  Gutierrezia californica William Turner 1965-10-13 Contra Costa in the sand hills Antioch (along the San Joaquin River); San Joaquin River, Antioch Comment
  UC523544  Holocarpha virgata subsp. virgata David D. Keck 1933-11-2 2620 Contra Costa 6 mi from Antioch (between Lone Tree Way and Marsh Creek Road); Horse Valley Comment
  UC913387  Gilia capitata subsp. staminea G. Thomas Robbins 1940-5-19 323 Contra Costa hills e Antioch (bordering San Joaquin River); , e of Antioch Comment
  JEPS25392  Juncus balticus Rimo Bacigalupi with G. T. Robbins and Francia Chisaki 1959-4-14 7006 Contra Costa 8 mi s Antioch (just off Deer Valley Road); Briones Valley 79 Comment
  UC1084500  Phacelia distans G. Thomas Robbins 1940-5-19 321 Contra Costa e Antioch (sand hills bordering river); San Joaquin River Comment
  CAS-BOT-BC129551  Salix lasiolepis var. lasiolepis Alice Eastwood 1914-2-24 3729 Contra Costa Antioch Comment
  CAS-BOT-BC129909  Salix bonplandiana Alice Eastwood 1921-4-18 10305 Contra Costa Antioch Comment
  CAS-BOT-BC133155  Adenostoma fasciculatum Brandegee s.n. Contra Costa Antioch Comment
  CAS-BOT-BC170934  Alnus rhombifolia Alice Eastwood 1921-4-18 s.n 10294 Contra Costa Antioch Comment
  CAS-BOT-BC171592  Oenothera deltoides subsp. howellii Volney Rattan 1879-1-1 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC171595  Oenothera deltoides subsp. howellii Alice Eastwood 1921-4-18 10283 Contra Costa Antioch Comment
  CAS-BOT-BC196217  Lupinus albifrons var. eminens C. F. Baker Apr. 25 2823 Contra Costa Antioch Comment
  CAS-BOT-BC200472  Triticum aestivum Alice Eastwood 1921-4-18 10314 Contra Costa Antioch Comment
  CAS-BOT-BC211072  Eryngium Katharine Brandegee 1907-5-16 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC223248  Sanicula bipinnata Mrs. Brandegee No date on label s.n. Contra Costa Antioch Comment
  CAS-BOT-BC230478  Navarretia nigelliformis var. nigelliformis K. Curran 1884-6-1 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC284889  Hordeum murinum subsp. leporinum Alice Eastwood 1921-4-18 10264 Contra Costa Antioch Comment
  CAS-BOT-BC321079  Layia glandulosa Alice Eastwood 1921-4-18 10271 Contra Costa Antioch Comment
  CAS-BOT-BC321080  Layia glandulosa C. F. Baker 1903-4-27 2939 Contra Costa Antioch Comment
  CAS-BOT-BC323927  Layia chrysanthemoides Alice Eastwood 1921-4-18 10257 Contra Costa Antioch Comment
  CAS-BOT-BC324113  Lessingia glandulifera var. glandulifera James McMurphy 1908-10-18 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC324755  Iva axillaris James McMurphy 1909-5-20 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC345271  Malacothrix californica Kellogg; Brannan 1870-4-22 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC349617  Monolopia major James McMurphy 1910-4-9 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC377910  Layia platyglossa James McMurphy 1910-4-9 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC402983  Eschscholzia californica A. A. Heller 1938-4-9 15018 Contra Costa 3 miles southwest of Antioch Comment
  CAS-BOT-BC402991  Eschscholzia californica Philip A. Munz 1947-10-8 12190 Contra Costa Antioch 12 Comment
  CAS-BOT-BC45659  Quercus agrifolia Alice Eastwood 1914-2-24 3733 Contra Costa Antioch Comment
  JEPS43995  Oenothera deltoides subsp. howellii Chesnut and Drew 1889-4-18 Contra Costa Antioch Comment
  JEPS62482  Pogogyne zizyphoroides Chestnut and Drew 1889-4-18 Contra Costa Antioch Comment
  JEPS64178  Dichelostemma capitatum Adele Grant Mar 1914 Contra Costa Antioch Comment
  POM54137  Chaenactis glabriuscula var. megacephala C. F. Baker 1903-4-27 2940 Contra Costa Antioch Comment
  POM89812  Eriogonum truncatum M. K. Curran 1886-05 s.n. Contra Costa Antioch Comment
  RSA181414  Chaenactis glabriuscula var. megacephala James I. McMurphy 1910-4-9 s.n. Contra Costa Antioch Comment
  RSA276848  Tropidocarpum gracile James I. McMurphy 1910-4-9 s.n. Contra Costa Antioch Comment
  SEINET3127325  Astragalus didymocarpus var. didymocarpus Brandegee sn Contra Costa Antioch Comment
  SEINET3150246  Uropappus lindleyi T. S. Brandegee sn Contra Costa Antioch Comment
  SEINET5766808 Image available Lupinus albifrons var. albifrons A. A. Heller 1908-1 8887 Contra Costa Antioch 12 Comment
  UC103640  Mimulus aurantiacus var. aurantiacus T. S. Brandegee May 1889 Contra Costa Antioch Comment
  UC103726  Mimulus latidens M. K. Curran May 1886 Contra Costa Antioch Comment
  UC1198987  Croton californicus Joseph P. Tracy 1921-5-17 5567 Contra Costa Antioch 30 Comment
  UC125904  Eschscholzia californica Katharine Brandegee 1908-6-16 4 Contra Costa 5 mi s Antioch Comment
  UC130929  Triteleia laxa Katharine Brandegee 1909-4-24 Contra Costa Antioch Comment
  UC135556  Ranunculus canus var. canus Edward Lee Greene April, 1887 Contra Costa Antioch Comment
  UC148551  Trifolium gracilentum Katharine Brandegee 1909-4-24 Contra Costa Antioch Comment
  UC165553  Trifolium albopurpureum var. albopurpureum J. Burtt Davy 1895-1 956 Contra Costa Antioch Comment
  UC185478  Allium peninsulare var. peninsulare Katharine Brandegee May 1907 Contra Costa Antioch Comment
  UC198869  Camissonia campestris subsp. campestris Chesnut and Drew 1887-4-18 Contra Costa Antioch Comment
  UC20472  Tetrapteron graciliflorum J. Burtt Davy 1895-4-7 904 Contra Costa Antioch Comment
  UC24322  Phacelia ciliata var. ciliata J. Burtt Davy 1895-4-7 958 Contra Costa Antioch Comment
  UC26674  Collinsia heterophylla J. Burtt Davy 1895-4-8 970 Contra Costa Antioch Comment
  UC30123  Croton californicus Chesnut and Drew 1889-4-18 Contra Costa Antioch Comment
  UC30636  Layia glandulosa E. L. Greene 1886-5-1 Contra Costa Antioch Comment
  UC33560  Lotus strigosus Chesnut and Drew 1889-4-18 Contra Costa Antioch Comment
  UC35393  Camissonia campestris subsp. campestris Chesnut and Drew 1889-4-17 Contra Costa Antioch Comment
  UC402614  Gilia capitata subsp. staminea C. L. Swenson April, 1930 Contra Costa Antioch Comment
  UC41510  Salsola tragus L. L. Guss 1900-6-1 Contra Costa Antioch Comment
  UC456081  Bidens laevis I. J. Condit 1908-8-19 Contra Costa Antioch Comment
  UC631337  Trifolium bifidum var. decipiens Mrs. K. Brandegee 1907-5-1 Contra Costa Antioch Comment
  UC814388  Lilaea scilloides Lewis S. Rose 1940-4-30 40257 Contra Costa 6 mi s Antioch 30 Comment
  UC84481  Epilobium campestre T. S. Brandegee 1892-6-8 Contra Costa Antioch Comment
  UC85434  Ptelea crenulata Katharine Brandegee 1907-6-16 Contra Costa hills back of Antioch Comment
  UC85435  Ptelea crenulata Katharine Brandegee 1907-6-16 Contra Costa hills back of Antioch Comment
  UC87407  Heterotheca sessiliflora subsp. echioides Mrs. K. Brandegee 1883-7-1 Contra Costa Antioch Comment
  UC88926  Deinandra kelloggii K. Brandegee 1892-6-8 Contra Costa Antioch Comment
  UC89385  Madia exigua Katharine Brandegee May 1885 Contra Costa Antioch Comment
  UC90420  Monolopia major T. S. Brandegee May 1891 Contra Costa Antioch Comment
  UC9453  Ranunculus canus var. canus J. Burtt Davy 1895-4-7 915 Contra Costa Antioch Comment
  CAS-BOT-BC348885  Microseris douglasii subsp. douglasii Brandegee No date on label s.n. Contra Costa Antioch Comment
  CAS-BOT-BC475526  Allium serra Alice Eastwood 1895-4-8 s.n. Contra Costa Antioch Comment
  CAS-BOT-BC478053  Asteraceae James McMurphy 1910-4-9 s.n. Contra Costa Antioch Comment
  RSA0008587  Erysimum capitatum var. angustatum Alice Eastwood, J. T. Howell 1936-4-19 s.n. Contra Costa Antioch Comment
  RSA39904  Eriogonum roseum P. A. Munz 1947-10-8 12207 Contra Costa Antioch 8 Comment
  SEINET3127336  Astragalus asymmetricus M. K. Curran 1886-5-18 sn Contra Costa Antioch Comment
  SEINET7718207  Salvia carduacea Chesnut, Drew 1889-4-18 Contra Costa Antioch Comment
  SEINET7719109  Oenothera micrantha Chesnut, Drew 1889-4-18 Contra Costa Antioch Comment
  UC134928  Eriophyllum lanatum var. achilleoides Katharine Brandegee 1907-6-16 Contra Costa hills near Antioch Comment
  UCSC000363  Potentilla rivalis var. millegrana I. J. Condit 2008-8-19 s.n. Contra Costa Antioch Comment
  UC1178022  Lythrum californicum Herbert L. Mason 1955-7-14 14636 Contra Costa 1/2 mi e of Antioch Bridge Comment
  UC1618424  Grindelia hirsutula Barbara Ertter, B. Olson, D. Lake, L. Hosley, and A. Youngson 1991-10-20 10872 Contra Costa just w of Antioch Marina (Dow Wetlands Preserve); Dow Wetlands Preserve Comment
  UC2028425  Cyperus esculentus Barbara Ertter 1996-9-19 15293 Contra Costa Antioch Marina Comment
  RSA0027713  Deschampsia holciformis Barbara Ertter, Richard K. Brummitt 1998-5-6 16097 Contra Costa Antioch Marina. Comment
  UC1601683  Atriplex joaquinana Katharine Brandegee 1907-5-3 Contra Costa between Antioch Marsh Creek; between Antioch and Marsh Creek Comment
  UC1594167  Euthamia occidentalis Jerry Powell 1991-10-10 1617 Contra Costa Antioch National Wildelife Refuge Comment
  UC1584664  Artemisia douglasiana Jerry Powell 1990-8-29 1591 Contra Costa Antioch National Wildlife Refuge Comment
  UC1594163  Cephalanthus occidentalis var. californicus Jerry Powell 1991-6-11 1607 Contra Costa Antioch National Wildlife Refuge Comment
  UC135196  Erigeron foliosus var. franciscensis Katharine Brandegee 1907-6-16 Contra Costa hills bet. Antioch and Marsh Creek Comment
  UC137040  Guillenia flavescens Katharine Brandegee 1907-5-4 Contra Costa between Antioch and Marsh Creek Comment
  CAS-BOT-BC83299  Myosurus minimus Katharine Brandegee 1909-4-24 s.n. Contra Costa Antioch and Marsh Creek. Comment
  UC101595  Platystemon californicus Katharine Brandegee 1907-5-5 b Contra Costa between Antioch and Marsh Creek; between Antioch and Marsh Creek Comment
  UC101598  Platystemon californicus Katharine Brandegee 1907-5-5 d Contra Costa between Antioch and Marsh Creek; between Antioch and Marsh Creek Comment
  UC1084508  Heliotropium curassavicum G. Thomas Robbins 1940-5-19 330 Contra Costa roadside between Antioch and Rio Vista Rio Vista Comment
  POM355600  Oenothera deltoides subsp. howellii Peter H. Raven 1965-5-9 20181 Contra Costa Antioch dunes Comment
  CAS-BOT-BC364554  Senecio vulgaris Walter Knight 1965-3-1 911 Contra Costa Antioch dunes Comment
  UC1618272  Bassia hyssopifolia Barbara Ertter, B. Olson, D. Lake, L. Hosley and A. Youngson 1991-10-20 10885 Contra Costa just w Antioch marina (Dow Wetlands Preserve); Dow Wetlands Preserve Comment
  UC1619951  Lycopus americanus Barbara Ertter, B. Olson, D. Lake, L. Hosley, and A. Youngson 1991-10-20 10876 Contra Costa just w. Antioch marina (Dow Wetlands Preserve, e. end of marsh across from marina); Dow Wetlands Preserve Comment
  UC1618329  Chenopodium album Barbara Ertter, B. Olson, D. Lake, L. Hosley, and A. Youngson 1991-10-20 10884 Contra Costa just w Antioch marina (levee at n-center of preserve, at end of road); Dow Wetlands Preserve Comment
  CAS-BOT-BC269815  Eriogonum nudum var. psychicola Walter Knight 1965-9-7 1175 Contra Costa Antioch sand dunes Comment
  CAS-BOT-BC383684  Xanthium strumarium Walter Knight 1965-9-7 1170 Contra Costa Antioch sand dunes Comment
  CAS-BOT-BC321077  Layia glandulosa Alice Eastwood; John Thomas Howell 1936-4-19 2150 Contra Costa Antioch sand hills Comment
  UC1039519  Galium aparine Herbert L. Mason 1932-3-20 6840 Contra Costa Antioch sand hills Comment
  CAS-BOT-BC171589  Oenothera deltoides subsp. howellii J. H. Thomas 1953-4-25 3004 Contra Costa Antioch sand hills along San Joaquin River, 2 miles west of Antioch Bridge Comment
  UCD36914  Bromus madritensis Beecher Crampton 1956-5-14 3385 Contra Costa 6.7 miles southwest of city of Antioch, along ridge between old coal mining towns of Somersville and Nortonville. Comment
  UCD87464  Nassella pulchra Beecher Crampton 1956-5-14 3388 Contra Costa 6.7 miles southwest of city of Antioch, along ridge between old coal mining towns of Somersville and Nortonville. Comment
  UCD36911  Hordeum murinum subsp. glaucum Beecher Crampton 1956-5-14 3375 Contra Costa 5 miles south of Antioch, on Empire Mine Drive, at head of Deer Valley. Comment
Read comments
Aug 17 2011
  UCR196231  Downingia ornatissima Beecher Crampton 1950-4-22 530 Contra Costa 2 mi south of Antioch, on road from Antioch to Lone Tree Valley 61 Comment
  CAS-BOT-BC16350  Athysanus unilateralis T. S. Brandegee 1884-5-1 s.n. Contra Costa Antioch. Comment
  CAS-BOT-BC17455  Athysanus pusillus Alice Eastwood 1914-2-24 3739 Contra Costa Antioch. Comment
  POM14647  Penstemon centranthifolius C. F. Baker 1903-4-25 2938 Contra Costa Antioch. Comment
  POM351055  Blepharizonia laxa T. S. Brandegee 1887-09 s.n. Contra Costa Antioch. Comment
Read comments
Dec 16 2012
  UCD114997  Erysimum capitatum var. capitatum R. F. Hoover 1935-3-10 s.n. Contra Costa Antioch. Comment
  POM252940  Trifolium willdenovii A. A. Heller 1938-4-9 15017 Contra Costa 3 miles southwest of Antioch. Comment
  RSA32719  Trifolium willdenovii A. A. Heller 1938-4-9 15017 Contra Costa 3 miles southwest of Antioch. Comment
  RSA81617  Hemizonia pungens subsp. maritima James I. McMurphy 1909-5-20 s.n. Contra Costa Antioch. Comment
  CDA37401  Sesbania punicea D. G. Kelch, Mike Perlmutter 2011-9-23 11 .764 Contra Costa Antioch. Dow Wetlands. Comment
  CDA37437  Sesbania punicea D. G. Kelch, Mike Perlmutter 2011-9-23 11 .764 Contra Costa Antioch. Dow Wetlands. Comment
  CDA37907  Solanum americanum D. G. Kelch, Mike Perlmutter 2011-9-23 11 .762 Contra Costa Antioch. Dow Wetlands. Comment
  JEPS2798 Image available Plectritis ciliosa subsp. insignis J. Burtt Davy 1895-4-7 953 Contra Costa foothills Antioch; Antioch, Contra Costa Co. Comment
  UC124923  Navarretia viscidula Katharine Brandegee 1907-6-16 Contra Costa near Antioch; Judsonville Comment
  UC1034753  Erysimum capitatum var. capitatum G. B. Rossbach 1955-3-13 570 Contra Costa dunes along tidal estuary of river just e Antioch; San Joaquin R Comment
  UC534852  Erysimum capitatum var. capitatum H. L. Mason 1933-4-9 7189 Contra Costa sand hills along river e Antioch; San Joaquin River 12 Comment
  JEPS79318  Heterotheca sessiliflora subsp. echioides Edward Lee with Annetta Carter 1935-8-17 1624 Contra Costa Antioch; sand-dunes Comment
  UCD81372  Quercus palmeri J. M. Tucker 1981-4-25 4453 -G Contra Costa Antonio Souza Ranch southwest of Byron. Mt. Diablo Meridian. 309 Comment
  UC1300823  Sidalcea malviflora subsp. laciniata Helen K. Sharsmith 1962-4-7 4917 Contra Costa Appian Way near El Sobrante; San Francisco Bay Region, nr El Sobrante 121 Comment
  OBI78486  Dirca occidentalis A. Kay Ketcham 1968-3-21 16 Contra Costa Approx 300 yds S of Neil Havlik #88 at the S end of Charles Lee Tilden Regional Park Comment
  UCD164654  Bromus hordeaceus Henry House 1995-4-30 1995- 29 Contra Costa Approximately 1 km west of Walnut Blvd, about 0.5 km south of Marsh Creek Road. 60 Comment
  UCD164658  Anthemis cotula Henry House 1995-5-20 1995- 23 Contra Costa Approximately 50 m from Walnut Blvd, about 1.25 km south of Marsh Creek Road. 30 Comment
  SBBG122848  Pentachaeta alsinoides B. Ertter, L. Schulteis 1995-4-27 14006 Contra Costa end of Arbolado Drive, Lime Ridge open space NW of Mt Diablo 121 Comment
  RSA0033763  Juncus phaeocephalus var. paniculatus Barbara Ertter 1998-5-3 16061 Contra Costa Area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo, below road SE of ponds. 304 Comment
  UC723846  Scutellaria tuberosa Joseph Andorfer Ewan 1934-4-8 8767 Contra Costa head of Arroyo Cayetaus (Mount Diablo); , Arroyo Cayetaus 609 Comment
  UC691482  Lonicera hispidula var. vacillans Mary L. Bowerman 1935-6-21 3145 Contra Costa e fork Arroyo del Cerro (several hundred yards below the spring) 289 Comment
  UC692260  Lupinus microcarpus var. microcarpus Mary L. Bowerman 1933-4-15 1860 Contra Costa second ridge se Arroyo del Cerro Arroyo del Cerro, Mount Diablo; Mount Diablo 396 Comment
  UC691060  Thysanocarpus curvipes Mary L. Bowerman 1933-4-15 1879 Contra Costa second ridge s of Arroyo del Cerro Mount Diablo (crest of ridge, Mount Diablo); , s of Arroyo del Cerro Comment
  POM301851  Lolium perenne subsp. multiflorum Mary L. Bowerman 1938-5-25 3630 Contra Costa Arroyo del Cerro, by North Road 110 Comment
  UC691078  Lepidium latipes Mary L. Bowerman 1933-4-15 1846 Contra Costa canyon s Arroyo del Cerro; Mount Diablo Comment
  JEPS111632  Apocynum cannabinum D. G. Kelch 2004-7-9 04 .306 Contra Costa Arroyo del Hambre Alhambra Creek, Martinez, Near Muir gravesite 60 Comment
  CAS-BOT-BC475536  Allium serra L. R. Abrams 1921-5-15 8052 Contra Costa At Spring 4 1/2 miles from Summit, Mt Diablo Comment
  UCD61248  Deschampsia cespitosa Ann F. Johnson 1978-5-26 AN- 23 Contra Costa At edge of San Joaquin River, Antioch Dunes. Comment
  CAS-BOT-BC111466  Schoenoplectus californicus Walter Knight 1978-8-27 3203 Contra Costa At reservoir's edge, Contra Loma Regional Park. 30 Comment
  CAS-BOT-BC163676  Clarkia purpurea subsp. quadrivulnera L. R. Abrams 1922-5-25 8040 Contra Costa At spring 4 1/2 mi from Summit, Mt. Diablo Comment
  CAS-BOT-BC305329  Helianthella castanea L. R. Abrams 1921-5-25 8028 Contra Costa At summit, Mt. Diablo Comment
  CAS-BOT-BC115561  Carex tumulicola Peter H. Raven 1957-7-5 11051 Contra Costa At tip of Point Isabel. Comment
  JEPS102897  Narcissus tazetta Barbara Ertter 1998-1-25 15910 Contra Costa Back Canyon Road at crossroad S of Donner Canyon trailhead Mount Diablo Comment
  JEPS15863  Eryngium aristulatum var. aristulatum W. L. Jepson 1894-9-7 14282 Contra Costa foot of sharp canyon e. of Bald Peak at Orinda; Berkeley Hills 121 Comment
  JEPS62457  Pogogyne serpylloides John Thomas Howell 1930-4-22 4747 Contra Costa Bald Peak, Berkeley Hills. Comment
  JEPS40290  Platanus racemosa W. L. Jepson 1899-10-7 14869 Contra Costa canyon e Bald Peak; Berkeley Hills Comment
  CAS-BOT-BC349167  Microseris elegans K. L. Chambers 1953-4-25 448 Contra Costa Balfour Road, ca. 4 mi. w. of Brentwood and 1.8 mi. e. of its junction with Antioch-Briones Valley Road (Deer Valley Road). Foothills on east side of Mount Diablo Range Comment
  UCD106487  Lathyrus vestitus P. B. Kennedy 1925-4-26 s.n. Contra Costa Banks above road to Sycamore Canon, Mt. Diablo. Comment
  UC2028128  Soliva sessilis Barbara Ertter with Richard K. Brummitt 1998-5-6 16080 Contra Costa Base of Mitchell Rock Trail on north base of Mount Diablo. Comment
  UC2028210  Claytonia parviflora subsp. parviflora Barbara Ertter, Tony Morosco 1998-4-12 15999 Contra Costa Base of Mount Olympia on north side of Mount Diablo, talus above quarry NE of Olympia Trail. Comment
  JEPS75472  Geranium dissectum P. F. Yorks 1974-4-19 132 Contra Costa ca 1.5 km s Bear Creek Road (on Hampton Road, n of Briones Reservoir); Hampton Road Natural Reserve Comment
  JEPS75503  Marah fabacea P. F. Yorks 1974-2-18 110 Contra Costa ca. 1.4 km s Bear Creek Road (on Hampton Road, n of Briones Reservoir); Hapmton Road Natural Reserve 180 Comment
  UC1088544  Lithophragma heterophyllum John H. Weiler 1959-1 5944 Contra Costa along Bear Creek Road Comment
  JEPS75497  Rhamnus californica P. F. Yorks 1975-5-31 424 Contra Costa ca 1.6 km s Bear Creek Road on Hampton Road in Hamption Natural Reserve (n of Briones Reservoir) 180 Comment
  CAS-BOT-BC222461  Amsinckia lunaris Francia Chisaki; Peter Kamb 1952-5-4 2275 Contra Costa Bear Creek Road, 1.5 miles east of Orinda-Richmond road (leaving this road ca. 1 mile north of Orinda) Comment
  UC69857  Ribes divaricatum var. pubiflorum H. M. Hall 1900-3-24 Contra Costa Bear Creek San Francisco Bay Region Comment
  POM300594  Elymus glaucus Mary L. Bowerman 1935-5-16 3009 Contra Costa Behind Gabriel-Hinks' (east side of North Peak) 290 Comment
  NY32659  Erysimum capitatum subsp. angustatum J. A. Ewan 1935-3-10 9142 Contra Costa Behind bluffs along Sacramento River at Antioch. Comment
  RSA94182  Hemizonia luzulifolia F. W. Peirson 1925-11-15 6473 Contra Costa Below Arlington. Comment
  CAS-BOT-BC184715  Vulpia myuros subsp. megalura Mary L. Bowerman 1933-5-2 1945 Contra Costa Below Pioneer Camp 762 Comment
  POM300705  Lotus wrangelianus Mary L. Bowerman 1933-5-2 1949 Contra Costa Below Pioneer Camp; Mount Diablo. 762 Comment
  JEPS78880  Solidago velutina subsp. californica Edward Lee 1936-12-12 2608 Contra Costa s Berkeley Country Club Comment
  UC765940  Zigadenus fremontii Robert F. Hoover 1938-3-8 2820 Contra Costa Berkeley Country Club Comment
  UC914255  Epilobium canum subsp. canum Verne Grant and Alva Grant 1946-9-29 7877 Contra Costa near old tunnel road; Berkeley Hills Comment
  SBBG40485  Plagiobothrys tenellus W. J. Dress 1951-3-17 3059 Contra Costa Berkeley Hills, just W of Orinda Comment
  SEINET3696157 Image available Navarretia squarrosa Lewis S. Rose 1934-6-18 34288 Contra Costa Berkeley Hills. Comment
  UC176060  Verbena lasiostachys var. scabrida R. P. Brandt 1914-7-9 Contra Costa Berkeley Hills. Comment
  SBBG4896  Dirca occidentalis H. and M. Dearing 1940-3-20 4122 Contra Costa Berkeley hills in Tilden Park, Berkeley Comment
  UC1950199  Anagallis arvensis Barbara Ertter 1993-5-7 11717 Contra Costa Berkeley-Oakland Hills, horse trail southeast of Vollmer Peak east of Tilden Park stream trains Comment
  UC555481  Trifolium albopurpureum var. albopurpureum H. L. Mason 1928-4-26 4384 Contra Costa Berkeley-Oakland hills Comment
  JEPS22059  Plantago coronopus G. Thomas Robbins 1958-7-13 3899 Contra Costa n end Berrellesa Street, Martinez; Carquinez Strait Comment
  POM210012  Pilularia americana Katherine Brandegee 1909-4-24 s.n. Contra Costa Between Antioch and Marsh Creek, Briones Road Comment
  CAS-BOT-BC418832  Persicaria hydropiperoides Brian Atwater 1978-10-24 BA- 165 Contra Costa Between Bethel Island and Holland Tract Comment
  UCD108147  Pediomelum californicum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD120412  Phacelia distans P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD124222  Penstemon heterophyllus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD125303  Monardella villosa P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  RSA216763  Hemizonia lutescens Robert F. Hoover 1969-9-1 11568 Contra Costa Between San Pablo and Pinloe. Comment
  CAS-BOT-BC314854  Hemizonia congesta subsp. luzulifolia L. R. Abrams 1910-10-9 4358 Contra Costa Between San Ramon and Dublin Comment
  UC692181  Scirpus acutus var. occidentalis Mary L. Bowerman 1938-9-17 3715 Contra Costa by the rivulet and in the marsh Big Spring Mount Diablo, Big Spring 731 Comment
  UC691409  Monardella douglasii Mary L. Bowerman 1933-6-21 2327 Contra Costa slightly s Bilharan Lodge; Mount Diablo, Donner Canyon Comment
  CAS-BOT-BC265959  Phalaris minor R. E. Frenkel 1964-4-29 462 Contra Costa 0.2 mile west of Bixler Road on Balfour Road 6 Comment
  UC2028393  Cirsium cymosum Barbara Ertter with Richard K. Brummitt 1998-5-13 16135 Contra Costa Black Diamond Mines Regional Preserve in hills south of Pittsburg, west side of ridge in Lougher Loop Trail, S-facing grassy slope Comment
  UC2070521  Erigeron foliosus var. franciscensis Barbara Ertter with Delia Taylor 2003-6-22 18228 Contra Costa Black Diamond Mines Regional Preserve south of Pittsburg, N-facing slope along Arata Overlook Trail NE of park headquarters. Comment
  UC2029013  Bolboschoenus maritimus subsp. paludosus Barbara Ertter, Dan Norris 1999-11-14 16854 a Contra Costa Black Diamond Mines Regional Preserve, Sand Creek on east side Stewartville Trail. Comment
  UC2029149  Eriogonum nudum var. auriculatum Barbara Ertter with Dan Norris 1999-11-14 16856 Contra Costa Black Diamond Mines Regional Preserve, east end Ridge Trail. Comment
  UC2029012  Malvella leprosa Barbara Ertter with Dan Norris 1999-11-14 16849 Contra Costa Black Diamond Mines Regional Preserve, south of parking area for Somersville townsite. Comment
  UC2070594  Castilleja exserta Barbara Ertter with Steve Matson 2003-3-15 18101 Contra Costa Black Diamond Mines Regional Preserve, west ridge of Rose Hill. Comment
  JEPS105700  Lithophragma bolanderi David Gowen 2004-3-28 21 Contra Costa Black Diamond Mines Regional Preserve. River View Loop trail southeast of the Arata Overlook trail junction. Comment
  JEPS105706  Lasthenia microglossa David Gowen 2004-4-16 32 Contra Costa Black Diamond Mines Regional Preserve. River View Loop trail southeast of the Arata Overlook trail junction. Comment
  UC2028267  Linanthus androsaceus Barbara Ertter 1999-6-12 16712 Contra Costa Black Hawk Ridge road on south side of Mount Diablo, just south of confluence of NE and E forks of Sycamore Creek. Comment
  RSA0029051  Agrostis exarata Barbara Ertter 1999-6-12 16711 Contra Costa Black Hawk Ridge road on south side of Mount Diablo, road crossing at confluence of NE and E forks of Sycamore Creek. 396 Comment
  CAS-BOT-BC300982  Eriophyllum lanatum var. achilleoides Lincoln Constance; Helen Sharsmith; Carl Sharsmith 1933-4-30 E 17 Contra Costa Black Hills, Mount Diablo Comment
  UCSB5236  Eucrypta chrysanthemifolia Kamb, Peter; Chisaki, Francia 1950-3-18 Contra Costa Black Hills, S of Mt. Diablo, on south road to Mt. Diablo from Danville 365 Comment
  JEPS59104  Carduus pycnocephalus subsp. pycnocephalus W. L. Jepson 1943-5-27 20840 Contra Costa near Black Hills; Mt. Diablo Comment
  UC507051  Eriophyllum lanatum var. achilleoides H. K. Sharsmith and C. W. Sharsmith 1933-4-30 E 17 Contra Costa Black, Hills; Mount Diablo 304 Comment
  UC692501  Clarkia affinis Mary L. Bowerman 1933-5-18 2123 Contra Costa Blackberry Spring Mount Diablo Comment
  UC691570  Mimulus douglasii Mary L. Bowerman 1932-2-28 1097 Contra Costa w Blackberry Spring; Mount Diablo 609 Comment
  UC691686  Eriophyllum confertiflorum var. confertiflorum Mary L. Bowerman 1933-5-18 2121 Contra Costa near Blackberry Spring; Mount Diablo Comment
  CAS-BOT-BC363701  Senecio hydrophilus Walter Knight; I. Knight; J. T. Howell; E. McClintock; et al 1978-9-5 3228 Contra Costa Botany Cove Area. Browns Island Comment
  JEPS78612  Triglochin striata Walter Knight, L. R. Heckard and Bert Johnson 1978-9-8 3299 Contra Costa Botany Cove Browns Island, Botany Cove Comment
  UC697190  Berula erecta Mary L. Bowerman 1932-12-5 1683 Contra Costa n of Boulevard Spring (near North Road, Mount Diablo, Johnny Walker Spring); Mount Diablo, Johnny Walker Spring Comment
  UCR66560  Trientalis latifolia F. W. Peirson 1926-4-10 6635 Contra Costa Boulevard near San Pablo Reservoir Comment
  UC635732  Triteleia laxa H. L. Mason 1929-3-15 5062 Contra Costa about 5 mi from Brentwood (Marsh Creek Road) Comment
  UC672117  Fritillaria agrestis Herbert L. Mason 1929-3-15 5057 Contra Costa about 5 mi from Brentwood (Marsh Creek Road); Marsh Creek Road Comment
  UC1618314  Lycopus americanus Barbara Ertter, CNPS 1990-9-16 9646 Contra Costa n.e. Brentwood (e. end of Gateway Rd. at w. edge of Franks Track State Recreation Area, Bethel Isl.); n.e. Contra costa co., Bethel Isl., Franks Track State Recre Comment
  JEPS1284  Phacelia tanacetifolia Linda Gehringer 1914-3-29 Contra Costa Brentwood Comment
  UC908868  Eriastrum pluriflorum Herbert L. Mason 1933-6-10 7252 Contra Costa Brentwood Comment
  CAS-BOT-BC440078  Claytonia perfoliata subsp. perfoliata Lewis S. Rose 1933-3-10 33013 Contra Costa Brentwood Comment
  POM10925  Lupinus densiflorus var. aureus Chestnut, E. R. Drew 1889-4-18 s.n. Contra Costa Brentwood. Comment
  JEPS54189  Thysanocarpus curvipes Linda Gehringer 1914-3 Contra Costa Brentwood; Sect. 21 Comment
  UC127542  Lupinus albifrons H. P. Chandler 1900-3-24 586 Contra Costa Briones Hills Comment
  UC67147  Nemophila menziesii Harley P. Chandler 1900-3-23 595 Contra Costa Briones Hills San Francisco Bay Region, Briones Hills Comment
  SBBG56314  Pilularia americana K. Brandegee 1909-4-24 Contra Costa Briones Rd, between Antioch and Marsh Crk Comment
  SEINET11989690  Arctostaphylos crustacea N. Havlik, Knight, W. 1982-1 4549 Contra Costa Briones Regional Park adjacent to Russell Tree Farm 328 Comment
  JEPS116856  Plagiobothrys undulatus David Gowen 2007-4-16 674 Contra Costa Briones Regional Park on foot trail northwest of Maricich Lagoon. Comment
  UC1949170  Phyla nodiflora var. nodiflora Barbara Ertter 1990-9-10 9634 Contra Costa Briones Regional Park, Briones hills S of Martinez, dried margin of Maricich Lagoon at junction of Alhambra Creek Trail and Old Briones Road Comment
  UC1789154  Viburnum ellipticum Barbara Ertter 2001-9-16 17808 Contra Costa Briones Regional Park, Toyon Canyon Trail, shaded west-facing slope with Ptelea. Comment
  JEPS75492  Salix lasiolepis P. F. Yorks 1975-12-17 502 Contra Costa n of Briones Reservoir (ca. 1 km s of Bear Creek Rd. on Hampton Rd.); Hampton Road Natural Reserve 170 Comment
  UC573066  Plagiobothrys stipitatus var. stipitatus H. L. Mason 1929-3-31 5145 Contra Costa Briones Valley Comment
  UCD97358  Atriplex coronata Robert E. Preston; David Muth 1993-9-7 634 Contra Costa Briones Valley, 1 mile west of Marsh Creek Reservoir. 62 Comment
  SEINET10865415  Collinsia concolor John T. Middleton 1936-3-18 Middleton 136 Contra Costa Briones valley. Comment
  JEPS25154  Atriplex leucophylla G. Thomas Robbins with John Weiler 1959-5-23 4024 Contra Costa on breakwater northwestern extension Brooks Island (Richmond); San Francisco Bay, , Brooks Island Comment
  UCD129096  Argyranthemum foeniculaceum G. Thomas Robbins; John Weiler 1959-5-23 4022 Contra Costa portion of Brooks Island (its northwestern extension), San Francisco Bay. Comment
  JEPS41045  Argyranthemum foeniculaceum Rimo Bacigalupi and L. R. Heckard 1965-5-11 9070 Contra Costa on strand at n end Brooks Island (sw of Richmond, in San Francisco Bay); San Francisco Bay, n end of Brooks Island Comment
  JEPS119399  Carex tumulicola J. Greenhouse with A. Doran, D. Kelch, H. Bartosh, J. Game, et al. 2012-3-20 5142 Contra Costa Brooks Island Comment
  UC2032806 Image available Pittosporum crassifolium Doran, Andrew Scott 2012-3-20 676 Contra Costa Brooks island loading dock, North side of island. Comment
  UC2032811  Plantago lanceolata Doran, Andrew Scott 2012-3-20 681 Contra Costa Brooks island loading dock, North side of island. Comment
  UC2032809  Hedera helix Doran, Andrew Scott 2012-3-20 679 Contra Costa Brooks island loading dock, North side of island. Just above high tide mark. Comment
  JEPS78617  Cressa truxillensis Walter Knight, L. R. Heckard and Bert Johnson 1978-9-28 3289 Contra Costa Brown Island, Sandy Knoll Comment
  CAS-BOT-BC413969  Polygonum aviculare subsp. aviculare Walter Knight; Wayne Roderick; Steve Edwards; Bob Doyle 1978-9-19 3256 Contra Costa Brown's Island, South Landing Comment
  CAS-BOT-BC102086  Bidens frondosa Walter Knight; Joanne Dean 1978-8-14 3157 Contra Costa Browns Island Comment
  CAS-BOT-BC111465  Schoenoplectus californicus Walter Knight; Joanne Dean 1978-8-14 3189 Contra Costa Browns Island Comment
  CAS-BOT-BC133498  Iris Walter Knight; Joanne Dean 1978-8-14 3152 Contra Costa Browns Island Comment
  CAS-BOT-BC232584  Polypogon monspeliensis Walter Knight; Joanne Dean 1978-8-14 3190 Contra Costa Browns Island Comment
  CAS-BOT-BC260886  Phragmites australis Walter Knight; Irja Knight 1978-9-5 3230 Contra Costa Browns Island Comment
  CAS-BOT-BC279181  Centromadia pungens subsp. pungens Walter Knight; Irja Knight; et al 1978-9-5 3224 Contra Costa Browns Island Comment
  CAS-BOT-BC419325  Persicaria punctata Walter Knight; Joanne Dean 1978-8-14 3179 Contra Costa Browns Island Comment
  CAS-BOT-BC98611  Baccharis pilularis Walter Knight; I. Knight; S. Rae; B. Doyle; J. T. Howell; E. McClintock 1978-9-5 3208 Contra Costa Browns Island Comment
  JEPS78613  Grindelia hirsutula Walter Knight, L. R. Heckard and Bert Johnson 1978-9-28 3297 Contra Costa Browns Island Botany Cove, Browns Island Comment
  SD211524  Potamogeton filiformis Barbara Ertter, Diane Lake, et al 1991-8-18 10715 Contra Costa Browns Island North of Pittsburg near confluence of Sacrament and San Joaquin rivers opposite Pittsburg Marina; at West end of island. Comment
  CAS-BOT-BC114375  Cyperus erythrorhizos Walter Knight; Irja Knight; E. McClintock; John Thomas Howell; P. Rae 1978-9-5 3225 Contra Costa Browns Island, Botany Cove. Comment
  CAS-BOT-BC241409  Lonicera japonica Walter Knight; Irja Knight; J. T. Howell; E. McClintock 1978-9-5 3221 Contra Costa Browns Island, old habitation site at west end of island Comment
  CAS-BOT-BC306372  Helenium bigelovii Walter Knight 1979-6-15 3391 Contra Costa Browns Island. Crooked Slough Comment
  UC2028960  Deinandra lobbii Barbara Ertter with Brad Olson et al. 2000-6-2 17309 Contra Costa Brushy Peak Regional Preserve NE of Livermore, dry edge of alkali flat. Comment
  UC2028968  Rumex transitorius Barbara Ertter with Brad Olson et al. 2000-6-2 17299 Contra Costa north side Brushy Peak Regional Preserve NE of Livermore. Comment
  RSA97649  Eriophyllum lanatum var. achilleoides J. T. Howell 1950-7-5 26636 Contra Costa Brushy slope above Nortonville Comment
  UC1101359  Myosurus sessilis Herbert L. Mason 1952-3-13 14200 Contra Costa 3.3 mi s Bryon Comment
  CHSC75075  Raphanus sativus Roger Thom 1987-5-26 19 Contra Costa 2800 block of Buena Vista Ave. Walnut Creek. 30 Comment
  CAS-BOT-BC209589  Cornus sericea H. E. McMinn 1922-5-30 34 Contra Costa By Pinehurst Resort in Large Redwood Canyon Comment
  UC532119  Holocarpha virgata subsp. virgata David D. Keck 1933-10-27 2568 Contra Costa 1.6 mi w Byron (1.4 mi from junction with Vasco Road) Comment
  JEPS65185  Limnanthes douglasii subsp. rosea L. R. Heckard 1971-4-15 2482 Contra Costa s Byron (at intersection of Holey Road) Comment
  JEPS17888  Limnanthes douglasii subsp. rosea Rimo Bacigalupi with G. T. Robbins 1956-3-26 5530 Contra Costa bottom-lands about 2 1/2 mi s Byron (just s of S.P.R.R. crossing of road to Bethany, near head of Italian Slough) 6 Comment
  UC1733836  Ptelea crenulata Kay H. Beach 1941-4-30 1080 Contra Costa about 7 mi w Byron (n bank along Marsh Creek); Marsh Creek 30 Comment
  CAS-BOT-BC349619  Monolopia major C. F. Baker 1903-4-27 2796 Contra Costa Byron Comment
  CAS-BOT-BC427577  Crassula aquatica Peter H. Raven; H. L. Mason; R. Ornduff; et al 1957-4-4 10577 Contra Costa 3.0 miles s. of Byron Comment
  JEPS18256  Microseris elegans Peter H. Raven with Mason, Stone, Ornduff, Kuijt 1957-4-4 10580 Contra Costa 3.0 mi s Byron Comment
  JEPS18259  Blennosperma nanum var. nanum Peter H. Raven with Mason, Stone, Ornduff, Kuijt 1957-4-4 10588 Contra Costa 3.3 mi s Byron Comment
  JEPS19561  Limnanthes douglasii subsp. rosea Edw. L. Greene 1889-3-23 Contra Costa Byron Comment
  JEPS61038  Plagiobothrys humistratus E. L. Greene 1889-3-23 Contra Costa Byron Comment
  JEPS65884  Trifolium fucatum E. L. Greene 1889-3-25 Contra Costa Byron Comment
  UC10272  Sinapis alba F. T. Bioletti 1892-1 Contra Costa Byron Comment
  UC103158  Triphysaria eriantha subsp. eriantha C. F. Baker 1903-4-27 2792 Contra Costa Byron Comment
  UC1051497  Lasthenia fremontii Herbert L. Mason 1952-4-14 Contra Costa 3.5 mi s Byron Comment
  UC1101329  Myosurus sessilis Herbert L. Mason 1952-4-26 14272 Contra Costa 3.5 mi s of Byron Comment
  UC1184086  Lasthenia platycarpha Ren Hwa Shan 1947-3-23 2013 a Contra Costa vernal pool 3.3 mi s Byron 7 Comment
  UC338048  Trifolium depauperatum var. depauperatum Edw. L. Greene 1889-3-23 Contra Costa Byron Comment
  UC338058  Trifolium depauperatum var. amplectens Edw. L. Greene 1889-3-23 Contra Costa Byron Comment
  UC630932  Trifolium depauperatum var. depauperatum P. B. Kennedy 1928-4-19 10035 a Contra Costa Byron Comment
  UC650552  Lasthenia fremontii Ira L. Wiggins 1930-4-17 4579 Contra Costa .25 mi. s Byron Comment
  UC702534  Holocarpha virgata subsp. virgata L. S. Rose 1941-10-16 41467 Contra Costa 2 mi w Byron 33 Comment
  UC856365  Lepidium dictyotum var. acutidens Lewis S. Rose 1937-3-26 37012 Contra Costa Byron 7 Comment
  UC881329  Plagiobothrys acanthocarpus Lewis S. Rose 1941-3-13 41037 Contra Costa 3 mi s Byron 9 Comment
  UC881400  Amsinckia intermedia Lewis S. Rose 1941-3-13 41032 Contra Costa 3 mi s Byron 15 Comment
  UC894031  Bidens laevis Lewis S. Rose 1938-10-28 38311 Contra Costa Byron 3 Comment
  UC894085  Blennosperma nanum var. nanum Lewis S. Rose 1941-3-13 41035 Contra Costa 3 mi s of, Byron 7 Comment
  NY31018  Blennosperma californicum L. S. Rose 1941-3-13 41035 Contra Costa 3 miles south of Byron 7.6 Comment
  POM18876  Trifolium depauperatum var. truncatum Edward L. Greene 1903-4-27 2863 Contra Costa Byron Comment
  SEINET11810308  Monolopia major L. S. Rose 1932-1 3280 Contra Costa Byron Comment
  CDA9506  Suaeda nigra D. G. Kelch, Michael Park, Abigail Moore 2007-5-1 7 .233 Contra Costa Byron Airport. Comment
  UC217196  Atriplex argentea var. mohavensis H. M. Hall 1919-11-14 10972 Contra Costa Byron Byron (where road turns from highway to Springs Hog Wallows) Comment
  CAS-BOT-BC323910  Layia chrysanthemoides R. F. Hoover 1967-4-28 10506 Contra Costa Byron Hot Springs Comment
  OBI12566  Limnanthes douglasii subsp. rosea Robert F. Hoover 1936-3-19 809 Contra Costa Byron Hot Springs Comment
  OBI17382  Spergularia macrotheca Robert F. Hoover 1967-4-28 10514 Contra Costa Byron Hot Springs Comment
  UC1314933  Delphinium recurvatum R. F. Hoover 1967-4-28 10511 Contra Costa Byron Hot Springs Comment
  UC1314969  Plantago elongata R. F. Hoover 1967-4-28 10516 Contra Costa Byron Hot Springs Comment
  UC204976  Salicornia subterminalis Katharine Brandegee Contra Costa Byron Hot Springs Comment
  CAS-BOT-BC272218  Leymus triticoides John Thomas Howell; Gordon H. True 1972-6-29 48928 Contra Costa Byron Hot Springs Road southeast of Byron Comment
  CAS-BOT-BC55300  Hirschfeldia incana John Thomas Howell; Gordon H. True 1972-6-29 48929 Contra Costa Byron Hot Springs Road southeast of Byron. Comment
  UC1733839  Psilocarphus chilensis Kay H. Beach 1941-4-30 1083 a Contra Costa near Byron Hot Springs Station Comment
  CHSC67891  Plagiobothrys acanthocarpus James D. Jokerst 1989-3-29 3070 Contra Costa Byron Hot Springs area NE of Livermore, adjacent to pipeline on terrace S of ephemeral creek. Comment
  CHSC67908  Lepidium dictyotum var. dictyotum James D. Jokerst 1989-3-29 3073 Contra Costa Byron Hot Springs area NE of Livermore, adjacent to pipeline on terrace S of ephemeral creek. Comment
  CDA24907  Lepidium dictyotum var. acutidens Jim Jokerst 1989-3-29 3069 Contra Costa 0.25 mile south of Byron Hot Springs, northeast of Livermore. 0 Comment
  CAS-BOT-BC67346  Tropidocarpum capparideum Robert F. Hoover 1936-3-19 806 Contra Costa Byron Hot Springs. Comment
  CAS-BOT-BC175364  Allenrolfea occidentalis Alice Eastwood 1927-5-19 14435 Contra Costa Byron Springs Comment
  CAS-BOT-BC26962  Amsinckia strigosa Alice Eastwood 1914-3-14 3773 Contra Costa Byron Springs Comment
  CAS-BOT-BC427672  Crassula connata Alice Eastwood 1914-3-14 3810 Contra Costa Byron Springs Comment
  JEPS61570  Chlorogalum pomeridianum var. pomeridianum Edw. L. Greene 1889-5-23 Contra Costa Byron Springs Comment
  UC107400  Phacelia distans T. S. Brandegee May 1889 Contra Costa Byron Springs Comment
  UC14396  Tropidocarpum capparideum Edw. L. Greene 1889-3-23 Contra Costa Byron Springs Comment
  UC1601371  Plagiobothrys trachycarpus Katharine Brandegee Contra Costa Byron Springs Comment
  UC170265  Eschscholzia rhombipetala E. L. Greene March, 1888 Contra Costa near Byron Springs Comment
  UC205978  Guillenia lasiophylla Katharine Brandegee Contra Costa Byron Springs Comment
  UC55203  Ruppia cirrhosa Geo. Hansen Sep 1899 Contra Costa Byron Springs Comment
  UC7235  Suaeda moquinii T. J. Storer Sep 1899 Contra Costa Byron Springs Comment
  UC725924  Amsinckia intermedia A. A. Heller 1941-3-24 15905 Contra Costa Byron Springs Comment
  UC7475  Salicornia virginica Hansen Sep 1899 Contra Costa Byron Springs Comment
  CAS-BOT-BC223245  Sanicula bipinnata Alice Eastwood 1914-3-14 5792 Contra Costa Byron Springs Comment
  CAS-BOT-BC349169  Microseris elegans Brandegee No date on label s.n. Contra Costa Byron Springs Comment
  CAS-BOT-BC137971  Alopecurus saccatus Alice Eastwood 1914-3-14 3835 Contra Costa Byron Springs. Comment
  CAS-BOT-BC67402  Tropidocarpum gracile Alice Eastwood 1914-3-14 3783 Contra Costa Byron Springs. Comment
  CAS-BOT-BC67403  Tropidocarpum gracile Alice Eastwood 1914-3-14 3824 a Contra Costa Byron Springs. Comment
  POM50986  Lasthenia ferrisiae Alice Eastwood 1914-3-14 3761 Contra Costa Byron Springs. Comment
  UCD85808  Hordeum marinum subsp. gussoneanum Brandegee 1916-5-9 s.n. Contra Costa Byron Springs. Comment
  UCD89358  Phalaris paradoxa Katharine Brandegee 1916-5-8 s.n. Contra Costa Byron Springs. Comment
  RSA63722  Gilia tricolor Verne Grant, Alva Grant 1949-3-30 8640 Contra Costa 4 miles west of Byron on Marsh Creek road. Comment
  CAS-BOT-BC325832  Holocarpha heermannii John Thomas Howell 1930-9-28 5499 Contra Costa 6.3 miles from Byron on teh Marsh Creek Road Comment
  SEINET13944077 Image available Eryngium vaseyi Lincoln Constance, Reino Alava & Rimo Bacigalupi 1958-1 3661 Contra Costa open country 3 miles southeast of Byron, San Joaquin Valley. Elev ca 35 ft 11 Comment
  CAS-BOT-BC320259  Holocarpha obconica L. S. Rose 1941-10-16 41466 Contra Costa 6 miles west of Byron, on the Marsh Creek Road 33 Comment
  JEPS73694  Plagiobothrys acanthocarpus L. R. Heckard with Wm. Hirano and Ted Niehaus 1968-3-5 1763 Contra Costa along Byron-Bethany road about 3 mi se Byron (at junction of Holey Road, between railroad and hwy) 7 Comment
  CAS-BOT-BC67349  Tropidocarpum capparideum Edw. L. Greene 1889-3-23 s.n. Contra Costa Byron. Comment
  POM61282  Plantago elongata subsp. pentasperma C. F. Baker 1903-4-27 2866 Contra Costa Byron. Comment
  SEINET10758592  Blennosperma californicum Lewis S. Rose 1932-3-15 Rose 3279 Contra Costa Byron. Comment
  UC1970563  Lupinus Donald G. Nelson 1937-4-24 516 Contra Costa in rolling hill country north of Byron; Marsh Creek Road Comment
  UC1301093  Plagiobothrys stipitatus var. stipitatus Helen K. Sharsmith 1963-4-7 5296 Contra Costa near Byron; San Francisco Bay Region 7 Comment
  UC1112212  Astragalus tener var. tener Peter H. Raven with H. L. Mason, R. Ornduff, et al. 1957-4-4 10586 Contra Costa alkaline fields 3.0 mi s Byron; s of Byron Comment
  CDA28828  Carex barbarae D. G. Kelch, Michael Park, Abigail Moore 2007-5-1 07 .251-B Contra Costa CA Delta; Along the old San Joaquin River Channel, S of Clifton Court Forebay and SE of Byron. Comment
  CDA9516  Salix exigua D. G. Kelch, Michael Park, Abigail Moore 2007-5-1 7 .244 Contra Costa CA Delta; Along the old San Joaquin River Channel, S of Clifton Court Forebay and SE of Byron. Comment
  CDA21584  Croton californicus D. G. Kelch 2000-9-4 0 .146 Contra Costa CA Delta; N Oakley. Comment
  SEINET191355 Image available Bromus madritensis P. F. Knowles B 139 Contra Costa CULTIVATED ; Briones Hills greenhouse Davis. Comment
  RSA666474  Lasthenia glabrata subsp. glabrata Barbara Ertter, Chris Thayer 1993-5-7 11705 Contra Costa Ca 0.5 mile N of Vollmer (=Bald) Peak in East Bay Municipal Utilities District land E of Tilden Park. 457 Comment
  JEPS111864  Rorippa nasturtium-aquaticum D. G. Kelch 2004-4-24 04 .98 Contra Costa Ca ada del Cierbo Upper Ca ada de Cierbo on fire road to cow barn along Cummings Skyway 70 Comment
  UCD17415  Quercus wislizeni E. Dean; with B. Ertter, J. M. Tucker, and K. Chaney 2000-9-10 651 Contra Costa California. Contra Costa County: City of El Sobrante; El Sobrante Ridge, upslope of the terminus of Heavenly Ridge Rd., junction of Heavenly Ridge Trail and Manzanita Trail. 213 Comment
  JEPS25138  Carex barbarae G. Thomas Robbins 1959-5-16 4008 Contra Costa Caly [clay] banks and rivulet just north of Point Orient, Potrero Hills, overlooking San Francisco Bay, Richmond Comment
  UC1491380  Centaurea solstitialis G. Merrill 1981-7-21 Contra Costa 3 mi w of Camino Diablo Rd. (on Marsh Creek Road) Comment
  UCD130137  Centromadia parryi subsp. congdonii Robert E. Preston 1998-10-6 1172 Contra Costa on west side of Camino Tassajara, 0.5 to 0.9 miles south of Highland Road. 176 Comment
  UC15822  Lupinus albifrons W. H. Brewer 1862-5-1 1038 Contra Costa s Camp 69; s of Camp 69 Comment
  HSC16707  Oxalis oregana D. A. Shally 1965-4-18 37 Contra Costa Canyon 1 mi. N of Canyon Store Comment
  POM203448  Forestiera pubescens J. T. Howell 1933-3-29 10905 Contra Costa Canyon below Nortonville Comment
  UC12996  Rubus ursinus W. H. Brewer 1862-5-17 1107 Contra Costa Canyon n Monte Diablo; Canyon n of Monte Diablo Comment
  HSC18334  Ceanothus thyrsiflorus D. A. Shally 1965-4-18 34 Contra Costa Canyon, 1.5 mi. NE of Canyon Store on 'fire trail Comment
  JEPS25017  Grindelia hirsutula G. Thomas Robbins 1958-10-2 3941 Contra Costa just w Carlson Blvd. (near Stege railroad siding, along Southern Pacific Railroad); Richmond Comment
  SEINET920557  Oxalis corniculata August Hartman 1960-1 32 Contra Costa 2055 Carmel Drive, Concord. 22 Comment
  CDA39315  Chlorogalum pomeridianum var. pomeridianum D. G. Kelch 2005-6-24 5 .387 Contra Costa Carquinez Strait Region; 5th Street Prairie, Crockett. Comment
  CDA39511  Piperia elongata D. G. Kelch 2005-6-24 5 .381 Contra Costa Carquinez Strait Region; 5th Street Prairie, Crockett. Comment
  CDA21753  Conyza canadensis D. G. Kelch, A. G. Murdock 2005-7-14 5 .463 Contra Costa Carquinez Strait Region; Arroyo del Hambre; Franklin Creek near Glen Frazier. Comment
  CDA5880  Gnaphalium californicum D. G. Kelch, A. G. Murdock 2004-7-9 4 .295 Contra Costa Carquinez Strait Region; Crockett - Carquinez Scenic Drive. East of Crockett West of Bull Valley SA. Comment
  CDA7025  Hemizonia congesta subsp. luzulifolia D. G. Kelch, A. G. Murdock 2004-7-9 4 .294 Contra Costa Carquinez Strait Region; Crockett - Carquinez Scenic Drive. East of Crockett West of Bull Valley SA. Comment
  CDA38092  Epilobium canum A. G. Murdock 2003-9-12 197 Contra Costa Carquinez Strait Region; Crockett - Tormey Headlands. At Superfund overlook. Comment
  CDA8239  Madia exigua D. G. Kelch, A. G. Murdock 2004-5-9 4 .205 Contra Costa Carquinez Strait Region; Crockett - Upper Edwards Canyon above Crockett Boulevard. Comment
  CDA2564  Triticum aestivum D. G. Kelch, A. G. Murdock 2005-3-13 5 .043 Contra Costa Carquinez Strait Region; Crockett - under Zampa Bridge. Comment
  CDA4230  Medicago sativa D. G. Kelch, A. G. Murdock 2004-5-21 4 .219 Contra Costa Carquinez Strait Region; Cummings Skyway. Exit from I-80 to Cummings Skyway. Comment
  CDA39313  Disporum hookeri A. G. Murdock 2003-6-2 83 Contra Costa Carquinez Strait Region; Franklin Canyon - McHarry Ranch Rd. Comment
  CDA39897  Calystegia purpurata subsp. purpurata A. G. Murdock 2003-6-2 79 Contra Costa Carquinez Strait Region; Franklin Canyon - McHarry Ranch Rd. Comment
  CDA24511  Umbellularia californica D. G. Kelch, A. G. Murdock 2003-2-7 03 .037.B Contra Costa Carquinez Strait Region; Franklin Canyon. Comment
  CDA28080  Trifolium willdenovii D. G. Kelch, A. G. Murdock 2005-4-24 5 .167 Contra Costa Carquinez Strait Region; Franklin Canyon. Collier Hill. West Carbon. Comment
  CDA27934  Trifolium depauperatum var. truncatum D. G. Kelch, A. G. Murdock 2005-5-6 5 .229 Contra Costa Carquinez Strait Region; Franklin Canyon. East of Christie Road. South of Route 4. Comment
  CDA32621  Piptatherum miliaceum A. G. Murdock, D. G. Kelch 2004-6-4 316 Contra Costa Carquinez Strait Region; Martinez - Train Station. Comment
  CDA39127  Scirpus maritimus var. paludosus D. G. Kelch 2004-6-6 4 .23 Contra Costa Carquinez Strait Region; Martinez -- Train Station: In large fill area north of Frontage Road, east of Martinez and I-680. Comment
  CDA310  Achillea millefolium D. G. Kelch, A. G. Murdock 2003-8-13 3 .102 Contra Costa Carquinez Strait Region; Martinez Marsh. Comment
  CDA6050  Grindelia X paludosa D. G. Kelch, A. G. Murdock 2003-8-13 3 .103 Contra Costa Carquinez Strait Region; Martinez Marsh. Comment
  CDA32524  Melica torreyana D. G. Kelch, Andrew Murdock 2003-3-21 3 .055 Contra Costa Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive. Comment
  CDA39247  Luzula comosa D. G. Kelch 2003-3-21 3 .051 Contra Costa Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive. Comment
  CDA41866  Pedicularis densiflora D. G. Kelch, A. G. Murdock 2003-3-21 3 .041 Contra Costa Carquinez Strait Region; Martinez; West: Ozol Rock and Scenic Drive. Comment
  CDA42732  Polypodium calirhiza A. G. Murdock 2003-2-21 71 Contra Costa Carquinez Strait Region; Martinez; on top of north-facing hill above train tunnel on Mt. Wanda. Comment
  CDA7977  Holocarpha heermannii D. G. Kelch, A. G. Murdock 2004-9-2 4 .329 Contra Costa Carquinez Strait Region; McEwen Road from Port of Costa - I-4 near summit of road. Comment
  CDA6852  Calendula arvensis D. G. Kelch, A. G. Murdock 2005-3-11 5 .04 Contra Costa Carquinez Strait Region; McEwen Road. Carquinez Shoreline EBRP. West of Martinez Highschool. Comment
  CDA38500  Oenanthe sarmentosa A. G. Murdock 2004-6-4 324 Contra Costa Carquinez Strait Region; Pecheco Marsh. Comment
  CDA42381  Cotoneaster pannosus D. G. Kelch 2012-5-27 12 .072 Contra Costa Carquinez Strait Region; Pinole Valley Park. Comment
  CDA37280  Euphorbia oblongata D. G. Kelch 2011-3-31 11 .073 Contra Costa Carquinez Strait Region; Richmond, near Point Pinole Regional Park. Comment
  CDA27955  Trifolium gracilentum var. gracilentum D. G. Kelch, A. G. Murdock 2005-4-15 5 .151 Contra Costa Carquinez Strait Region; Rodeo Creek. EBRP land. West of Cummings Skyway near summit (Old C&H Sugar diatomaceous earth dump). Comment
  CDA41897  Triphysaria versicolor subsp. faucibarbata D. G. Kelch 2005-4-15 5 .145 Contra Costa Carquinez Strait Region; Rodeo Creek. EBRP land. West of Cummings Skyway near summit (Old C&H Sugar diatomaceous earth dump). Comment
  CDA29216  Ranunculus californicus D. G. Kelch 2006-5-7 6 .147 Contra Costa Carquinez Strait.; Crockett. Upper Edward s Canyon. Comment
  OBI70564  Polygonum ramosissimum subsp. ramosissimum D. G. Kelch 1996-10-17 s.n. Contra Costa Carquinez Strait: Pt Edith Marsh 1 Comment
  CDA22495  Heterotheca grandiflora D. G. Kelch, Mike Park 2008-9-1 8 .294 Contra Costa Carquinez Strait; 200 m W of Pacheco Slough, E of Martinez. Comment
Read comments
Dec 4 2011
  CDA1975  Digitaria sanguinalis D. G. Kelch, A. G. Murdock 2005-6-27 5 .39 Contra Costa Carquinez Strait; 6th Street at Lillian Street, Crockett. Comment
  CDA35747  Malvella leprosa D. G. Kelch, Andrew G. Murdock 2004-7-9 4 .306 Contra Costa Carquinez Strait; Alhambra Creek, Martinez, near Muir gravesite, Arroyo del Hambre. Comment
  CDA4843  Euphorbia oblongata T. C. Fuller 1961-7-6 6585 Contra Costa Carquinez Strait; Alhambra Valley, Highway 4, 0.5 mile west of Glen Frazier Station, ca. 4 miles west of Martinez. 0 Comment
  CDA23915  Mesembryanthemum nodiflorum D. G. Kelch 2006-7-14 6 .327 Contra Costa Carquinez Strait; Along Marine Vista Ave immmediately west of Pacheco Slough. East of Martinez. Comment
  CDA8366  Hemizonia congesta subsp. luzulifolia D. G. Kelch 2003-11-24 3 .341 Contra Costa Carquinez Strait; Between Bull Valley Staging Area and Port Costa. Comment
  CDA31581  Bromus carinatus var. carinatus D. G. Kelch, A. G. Murdock 2004-4-11 4 .067 Contra Costa Carquinez Strait; Bull Valley Prairie. EBRPD. Between Crockett and Pt. Costa. Comment
  CDA32560  Nassella lepida D. G. Kelch, Andrew G. Murdock 2004-4-11 4 .068 Contra Costa Carquinez Strait; Bull Valley Prairie. EBRPD. Between Crockett and Pt. Costa. Comment
  CDA23104  Quercus kelloggii D. G. Kelch, D. A. Weinstein 2007-10-11 s.n. Contra Costa Carquinez Strait; Canada de Cierbo, just S of Crockett. Comment
  CDA1152  Ranunculus hebecarpus D. G. Kelch, A. G. Murdock 2005-5-1 5 .188 Contra Costa Carquinez Strait; Crockett; Edwards Canyon. Comment
  CDA6041  Gnaphalium luteoalbum D. G. Kelch, A. G. Murdock 2005-5-1 5 .185 Contra Costa Carquinez Strait; Crockett; Edwards Canyon. Comment
  CDA23635  Quercus kelloggii D. G. Kelch 2007-10-6 7 .629 Contra Costa Carquinez Strait; Fernandez Ranch. Muir Land Trust Property 4.5 km W of Rodeo. Comment
  CDA29514  Daucus pusillus D. G. Kelch, Troy MacGregor 2009-5-1 9 .275 Contra Costa Carquinez Strait; Franklin Ridge. Fernandez Ranch Extension. Comment
  CDA29796  Trifolium ciliolatum D. G. Kelch, Troy MacGregor 2009-5-1 9 .265 Contra Costa Carquinez Strait; Franklin Ridge. Fernandez Ranch Extension. Comment
  CDA6433  Helenium puberulum T. C. Fuller 1958-7-3 1270 -58 Contra Costa Carquinez Strait; Highway 4, 4 miles west of Martinez. 0 Comment
  CDA8356  Trifolium hirtum D. G. Kelch, A. G. Murdock 2005-4-15 5 .148 Contra Costa Carquinez Strait; In East Bay Regional Park land W of Cumming s Skyway near Summit (nr old C&H Sugar diatomaceous earth dump). Comment
  CDA21581  Cotoneaster pannosus D. G. Kelch, Michael Park 2008-9-1 8 .299 Contra Costa Carquinez Strait; Lonetree Point. Rodeo Shoreline Park. Rodeo. Comment
  CDA2696  Juncus gerardi Barbara Ertter, S. Matson 2003-5-31 18175 Contra Costa Carquinez Strait; Martinez Regional Shoreline along Pickleweed Trail west of Arch Bridge. 0 Comment
  CDA39306  Asparagus officinalis subsp. officinalis A. G. Murdock 2003-6-24 115 Contra Costa Carquinez Strait; Near parking lot at northeast corner of Mount Wanda, Martinez. Comment
  CDA7731  Euphorbia oblongata Deviney 2008-4-18 PDR# 1454510 Contra Costa Carquinez Strait; Pacheco, Waterbird Way X Hwy 680 0 Comment
  CDA38583  Cornus sericea D. G. Kelch 2003-8-13 3 .132 Contra Costa Carquinez Strait; Pinole Creek. Comment
  CDA23633  Helianthella castanea D. G. Kelch 2007-9-8 7 .57 Contra Costa Carquinez Strait; Pinole Valley Park. Comment
  CDA31366  Hemizonia pungens D. G. Kelch 2010-10-29 10 .441 Contra Costa Carquinez Strait; Rankin park just west of Martinez adjacent to parking lot. Comment
  CDA28333  Vicia sativa subsp. nigra D. G. Kelch 2007-4-29 7 .207 Contra Costa Carquinez Strait; Richmond; Chevy s Hill N. Hilltop Dr. Comment
  CDA31464  Leymus triticoides D. G. Kelch 2009-5-24 9 .304 Contra Costa Carquinez Strait; S of Ozol, W/SW of Martinez. Comment
  CDA6106  Vicia villosa subsp. varia D. G. Kelch, Barbara Ertter 2007-2-28 7 .078 Contra Costa Carquinez Strait; Tormey Headlands, between Crockett and Rodeo. Comment
  UC1300882  Vicia villosa subsp. varia Helen K. Sharsmith 1962-4-18 4946 Contra Costa road above Carquinez Straits (Crockett-Martinez road); San Francisco Bay Region 60 Comment
  UC1076414  Symphoricarpos albus var. laevigatus Herbert L. Mason 1924-11-23 1158 Contra Costa Cashion Comment
  UC1076338  Dryopteris arguta Herbert L. Mason 1924-11-23 1166 Contra Costa via Cashion Creek Las Trampas Ridge Comment
  SEINET11843056  Cirsium vulgare Unknown 1983-1 4989 Contra Costa Castro Ranch Rd between Hillside St. & Alhambra Valley Rd Comment
  UC691254  Barbarea orthoceras Mary L. Bowerman 1933-4-22 1899 Contra Costa w of Cave Point (s-face); Mount Diablo, Inner Black Hills Comment
  UC692471  Poa howellii Mary L. Bowerman 1933-4-22 1897 Contra Costa just w Cave Point; Mt Diablo, Inner Black Hills Comment
  UC1129128  Lotus scoparius R. W. Lundh 1932-8-27 150 Contra Costa 1.5 mi w Cave Point; Mt. Diablo Quad. 487 Comment
  UC1120187  Arctostaphylos tomentosa subsp. crustacea R. C. Wilson 1935-3-14 8156 Contra Costa 2 mi w Cave Pt.; Mt. Diablo Quadrangle Comment
  UCR263535  Eleocharis macrostachya Barbara Ertter 1998-5-3 16062 Contra Costa Central Coast, area of Turtle Rock ponds along Barbeque Terrace road in upper Pine Canyon, southwest flank of Mount Diablo, below road southeast of ponds 305 Comment
  CAS-BOT-BC23589  Arctostaphylos crustacea Steve Abbors 1980-3-24 s.n. Contra Costa Chamise Trail. Las Trampas Regional Wilderness, Las Trampas Ridge Comment
  UCD150889  Helminthotheca echioides James A. Neilson Jr. 1972-11-2 3606 Contra Costa Channel of Walnut Creek ca. 1 mi. north of junction with Pine Creek. Elevation estimated using Google Earth by label maker. 1 Comment
  UC1795651  Holocarpha heermannii Barbara Ertter, Brad Olson, Diane Lake, Seth Adams, et al. 1994-9-11 13096 Contra Costa Chaparral Springs addition to Mt. Diablo State Park, north side of Marsh Creek Road at high point southeast of Clayton,, open slopes between ponds at south foot of ridge, open woodland/ grassland, heavily grazed. Comment
  RSA721867  Holocarpha heermannii Barbara Ertter, Brad Olson, Dianne Lake, Seth Adams 1994-9-11 13096 Contra Costa Chaparral Springs addition to Mt. Diablo State Park, north side of Marsh Creek Road at high point southeast of Clayton. Comment
  UC2000000 Image available Heterotheca sessiliflora var. bolanderioides J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-16 9339 Contra Costa Charles Tilden Reg. Park, Vollmer Peak. Comment
  JEPS111547  Malva nicaeensis D. G. Kelch 2005-3-24 05 .65 Contra Costa Chevy's Hill Chevy's Hill. Edge of waste lot. 57 Comment
  JEPS111891  Carex tumulicola D. G. Kelch 2004-5-5 04 .202 Contra Costa Chevy's Hill. West of I-80 between Richmond Parkway and Hilltop exit 57 Comment
  SEINET7106148  Bromus carinatus Beecher Crampton 1960-3-29 5481 Contra Costa City of El Cerrito, corner of Carlon and Lassen Boulevards.; 0 Comment
  SBBG115590  Quercus parvula var. shrevei E. Dean, B. Ertter, J. M. Tucker, K. Chaney 2000-9-13 650 Contra Costa City of El Sobrante, El Sobrante Ridge, upslope of the terminus of Heavenly Ridge Rd, jct of Heavenly Ridge Trail and Manzanita Trail 213 Comment
  UC10873  Streptanthus albidus subsp. peramoenus J. Burtt Davy 1893-5-13 212 Contra Costa Claremont Canyon to Fish Ranch fide fieldbook Comment
  CAS-BOT-BC187856  Lupinus chamissonis John Thomas Howell 1932-9-17 10757 Contra Costa Clay Flats, San Pablo Avenue, Richmond Comment
  JEPS74732  Calochortus pulchellus Rimo Bacigalupi 1975-5-17 9331 Contra Costa 2.5 mi se Clayton (Marsh Creek Road, near Russelman Park, n base of Mt. Diablo); Mt. Diablo Comment
  UC635005  Eriogonum nudum var. pubiflorum H. L. Mason 1929-9-21 5433 Contra Costa 3 mi above Clayton (Marsh Creek road) Comment
  JEPS46807  Pinus coulteri T. H. Goodspeed 1909-1-1 Contra Costa near Clayton (Mt. Diablo); Mt. Diablo Comment
  UC13970  Ranunculus canus var. canus Chesnut and Drew 1889-4-17 Contra Costa Clayton Comment
  UC72569  Silene antirrhina Chesnut and Drew 1889-4-16 Contra Costa Clayton Comment
  SEINET7239588 Image available Baccharis salicifolia Chesnut, Drew 1889-4-16 s.n. Contra Costa Clayton Comment
  UC1543050  Zannichellia palustris Donald G. Nelson 1937-6-28 551 Contra Costa halfway between Clayton and Byron (Marsh Creek); Marsh Creek Comment
  SBBG93265  Zannichellia palustris D. G. Nelson 1937-6-28 551 Contra Costa half way between Clayton and Byron, Marsh Crk Comment
  LA207022  Eriogonum truncatum John Thomas Howell; 1934-4-8 11816 Contra Costa 10 mi. from Clayton on Marsh Creek Road Comment
  CAS-BOT-BC148631  Ptelea crenulata John Thomas Howell 1934-4-8 11811 Contra Costa 7 miles from Clayton on road to Livermore 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
  UC691112  Holodiscus discolor Mary L. Bowerman 1930-6-26 376 b Contra Costa Clayton-Livermore Road s of Riggs Canyon Road (Mount Diablo); , Clayton-Livermore Road Comment
  CAS-BOT-BC59899  Rhamnus ilicifolia Rimo Bacigalupi 1922-9-24 s.n. Contra Costa Clayton. Comment
  POM166519  Alnus rhombifolia W. C. Blasdale 1896-2-29 3690 Contra Costa Clayton. Comment
  UC831505  Pentachaeta alsinoides Lewis S. Rose 1940-4-30 40251 Contra Costa 5 mi e Clayton; Marsh Creek 60 Comment
  JEPS85834  Lasthenia ferrisiae Barbara Ertter with Jim Jokerst and Dave Magney 1989-4-5 8124 Contra Costa alkali sink w and adjacent to Clifton Court Forebay (ca 15 air mi sw of Stockton) Comment
  UC1563907  Lasthenia gracilis Barbara Ertter with Jim Jokerst and Dave Magney 1989-4-5 8119 Contra Costa alkali sink w and adjacent to Clifton Court Forebay (ca. 15 air mi sw of Stockton) 0 Comment
  UCR168453  Juniperus californica Joseph A. Ewan 1933-10-15 8038 Contra Costa Coast Range, Mount Diablo, southwest slope 1067 Comment
  CHSC21833  Plagiobothrys fulvus var. campestris Robert A. Schlising 1962-4-7 2140 Contra Costa Coast Ranges. Field along Deer Valley Road, few mi S of Antioch. Comment
  CHSC23154  Lupinus polycarpus Robert A. Schlising 1962-4-7 2149 Contra Costa Coastal Range. Roadside near Antioch Reservoir. Comment
  SEINET5547635  Clematis ligusticifolia H. S. Gentry 1931-1 57 Contra Costa Collected near Buckle Point, Mount Diablo. Comment
  SEINET5560693  Marah oregana H. S. Gentry 1931-1 58 Contra Costa Collected near Buckle Point, Mount Diablo. Comment
  UC1777714  Myriophyllum sibiricum M. R. Bell 1950-10-9 Contra Costa near Concord (from stock pond on farm of E. J. Mangini) Comment
  UC615386  Claytonia perfoliata subsp. perfoliata Beryl O. Schreiber 1932-2-28 32 Contra Costa near Concord Comment
  UCD35141  Downingia pulchella Beecher Crampton 1950-4-22 535 Contra Costa Concord Valley. Comment
  UCD18346  Myriophyllum sibiricum M. R. Bell 1950-10-9 s.n. Contra Costa near Concord, from stock pond on farm of E.J. Mangini. Comment
  UCD37369  Echinochloa crus-pavonis Beecher Crampton 1959-9-3 5451 Contra Costa Contra Costa County, 2 miles north of city of Orinda, Bear Creek, East Bay Municipal Utilities District Project. Comment
  UCD37372  Agrostis exarata var. pacifica Beecher Crampton 1959-9-3 5455 Contra Costa Contra Costa County, 2 miles north of city of Orinda, Bear Creek, East Bay Municipal Utilities District Project. Comment
  UCD37373  Cortaderia selloana Beecher Crampton 1959-9-3 5456 Contra Costa Contra Costa County, 2 miles southeast of El Sobrante, along San Pablo Dam Road. Comment
  UCD55128  Downingia pulchella Beecher Crampton 1950-4-22 535 Contra Costa Contra Costa County, Concord Valley, between Highway 4 and Buchanan Field (airport). 15 Comment
  UCD32493  Trifolium olivaceum Beecher Crampton 1950-4-22 534 Contra Costa Contra Costa County, along State Highway 4, in Concord Valley. 30 Comment
  RSA566428  Gilia capitata subsp. staminea Peter L. Morrell, Donna S. Krause 1993-5-16 239 Contra Costa Contra Costa County, along sides of raod 100m W of 1701 Wilbur Ave, Antioch, betw Southern Pacific tracks and San Joaquin River (0.5 miles W of Hwy 4/160). Comment
  UCD161870  Cyperus James A. Neilson Jr. 1972-10-22 s.n. Contra Costa Contra Costa County. Lower Pine Creek. (Exact location unknown. Coordinates estimated by label maker.) Comment
  RSA611285  Horkelia frondosa Joseph A. Ewan 1934-5-20 8926 Contra Costa Contra Costa County: Russelmann Park, N side Mt. Diablo Comment
  UCD35144  Clarkia affinis Beecher Crampton 1950-4-2 524 Contra Costa Contra Costa CountyL Site of Judsonville. Comment
  CAS-BOT-BC102085  Bidens frondosa Walter Knight 1978-8-27 3153 Contra Costa Contra Loma Regional Park 30 Comment
  CAS-BOT-BC197224  Echinochloa crus-pavonis Walter Knight 1978-8-27 3199 Contra Costa Contra Loma Regional Park near Antioch 30 Comment
  CAS-BOT-BC98331  Symphyotrichum subulatum var. parviflorum Walter Knight 1978-8-27 3196 Contra Costa Contra Loma Regional Park, at reservoir's edge. Comment
  CHSC57511  Lithophragma parviflorum var. parviflorum Willis Ball 1975-4-19 522 Contra Costa Contra Loma Regional Park, in area #2. On n facing slope ca. 100 yds nw of boat ramp on w side of lake. 36 Comment
  CHSC21644  Poa annua Willis Ball 1975-3-2 471 Contra Costa Contra Loma Regional Park. In area #1. At w end of main parking lot at s end of lake. 36 Comment
  CAS-BOT-BC440072  Claytonia perfoliata subsp. perfoliata Willis Ball 1975-2-23 444 Contra Costa Contra Loma Regional Park. In area #1. In flat area ca. 150 yds w of main parking lot. 30 Comment
  CHSC21618  Lupinus bicolor Willis Ball 1974-4-21 428 Contra Costa Contra Loma Regional Park. In area #1. On n side of road leading to main parking lot ca. 150 yds e of lot. One yd. n of road. 38 Comment
  CHSC21626  Veronica serpyllifolia subsp. serpyllifolia Willis Ball 1975-3-26 510 Contra Costa Contra Loma Regional Park. In area #1. On s side of lake ca. 50 yds e of restroom facilities. 30 Comment
  CHSC25033  Geranium carolinianum Willis Ball 1975-3-26 512 Contra Costa Contra Loma Regional Park. In area #8. At the base of a large hill ca. 200 yds s of main parking lot at s end of lake. 60 Comment
  CHSC21614  Plantago major Willis Ball 1975-2-23 434 Contra Costa Contra Loma Regional Park. Small population in area #1 spread out in picnic area ca. 100 yds s of lake. 10 yds n of w end of parking lot. 45 Comment
  UC1950231  Plagiobothrys acanthocarpus Barbara Ertter 1992-3-8 10911 Contra Costa Contra Loma Regional Park; flat NE of bend in Frederickson Lane Comment
  UC1024731  Poa annua Leo Whitney 1935-4-21 3059 Contra Costa Corral Hollow Comment
  JEPS105485  Blepharizonia plumosa Eva Buxton 1994-8-10 1099 Contra Costa Cowell Ranch, ca 1/2 mile east and 1 mile south of Marsh Creek Reservoir Comment
  JEPS116938  Navarretia cotulifolia David Gowen, Mike Park, Chris Thayer 2008-4-25 869 Contra Costa Cowell Ranch. Middle of Briones Valley, east of Deer Valley Road. Comment
  CAS-BOT-BC334181  Acer negundo var. californicum Annetta Carter 1937-3-28 1227 Contra Costa Creek bank, Moraga Valley, 2.5 miles north of Moraga 182 Comment
  CAS-BOT-BC325838  Holocarpha heermannii J McMurphy 1909-9-25 s.n. Contra Costa Creek below Alamo Comment
  JEPS112462  Stachys ajugoides var. rigida D. G. Kelch 2004-4-11 04 .57 Contra Costa Crockett - 5th St. Prairie 85 Comment
  JEPS111863  Erysimum cheiri D. G. Kelch 2004-4-11 04 .75 Contra Costa Crockett - Crolona Heights Hillside above Rolf Drive. Lower Crolona heights 15 Comment
  JEPS112376  Lupinus microcarpus var. densiflorus Dean G. Kelch and Andrew G. Murdock 2003-6-2 88 Contra Costa Crockett - Eckley; County: Contra Costa; East of pier at base of cliff. Comment
  JEPS111756  Psilocarphus tenellus D. G. Kelch 2005-5-1 05 .204 Contra Costa Crockett - Edwards Canyon 100 Comment
  JEPS112059  Thalictrum fendleri var. polycarpum D. G. Kelch 2004-5-2 04 .176 Contra Costa Crockett - Edwards Canyon Edwards Canyon 68 Comment
  JEPS112058  Ranunculus californicus D. G. Kelch 2004-5-2 04 .161 Contra Costa Crockett - Edwards Canyon Edwards Canyon, Crockett, Contra Costa County, CA 125 Comment
  JEPS111950  Chamaesyce serpens D. G. Kelch 2004-5-21 04 .221 Contra Costa Crockett - Edwards Canyon Edwards Creek EBRP Staging Area near Greenhouse 24 Comment
  JEPS112478  Melissa officinalis D. G. Kelch 2004-7-9 04 .293 Contra Costa Crockett - Elkhorn Creek 2 Comment
  JEPS112330  Lathyrus latifolius Dean G. Kelch and Andrew G. Murdock 2004-6-19 04 .284 Contra Costa Crockett - Tormey Headlands; County: Contra Costa; North-facing hill above / along railroad tracks. West of Carquinez Bridge. Crockett contra Coasta Country CA. Comment
  SD45087  Acacia verticillata W. W. Jones 1927-4-5 Contra Costa Crockett Comment
  UC12336  Holodiscus discolor Ivar Tidestrom 1895-6-1 Contra Costa Crockett Comment
  UC26691  Mimulus aurantiacus var. aurantiacus Ivar Tidestrom June 1895 Contra Costa Crockett Comment
  CDA33748  Mercurialis ambigua D. G. Kelch 2011-2-5 11 .018 Contra Costa Crockett below Zampa Bridge. 0 Comment
  UCD33766  Cynara cardunculus Beecher Crampton 1972-11-21 8888 Contra Costa 2 miles east of Crockett. Comment
  UCSB25546  Mimulus aurantiacus var. grandiflorus McMinn, H. 1945-4-1 Contra Costa Cultivated at Edmund's place, Danville Comment
  OBI7573  Abies bracteata Robert F. Hoover 1964-4-5 8664 Contra Costa Cultivated in Tilden Park botanic Garden Comment
  JEPS112107  Galium porrigens var. porrigens D. G. Kelch 2003-4-3 03 .357 Contra Costa Cummings Skyway 134 Comment
  RSA0022141  Pogogyne serpylloides Mary L. Bowerman 1931-5-21 876 Contra Costa Curry Canon. Hard, open flat by Olafsons barn 274 Comment
  JEPS78819  Calystegia purpurata Edward Lee 1936-5-24 2160 Contra Costa about 2 mi se Curry Canyon (Marsh Creek, Morgan Territory); Morgan Territory, se of Curry Canyon, Marsh Creek Comment
  JEPS13647  Symphoricarpos mollis Mary L. Bowerman 1933-5-21 2159 Contra Costa s from Curry Canyon (Sycamore Canyon, ridge between two main forks); Mount Diablo, Sycamore Canyon 426 Comment
  UC692267  Vicia americana var. americana Mary L. Bowerman 1933-5-17 2115 Contra Costa branch of Curry Canyon Mount Diablo, Curry Canyon (e face of ridge between two forks, due s of Olafson's barn) Comment
  UC2029134  Madia gracilis Barbara Ertter with Mike Park, David Gowen, and Victoria Seidman 2004-5-26 18369 Contra Costa Curry Canyon between Alder Creek and Rhine Canyon, south side of Mount Diablo. Comment
  UC692425  Hordeum murinum subsp. leporinum Mary L. Bowerman 1933-5-17 2097 Contra Costa branch of Curry Canyon due s Olafson's barn (Mount Diablo); , branch Curry Canyon Comment
  UC692428  Lolium temulentum Mary L. Bowerman 1933-5-17 2096 Contra Costa branch of Curry Canyon due s of Olafson's barn Mount Diablo; , branch of Curry Canyon Comment
  UC691656  Collinsia heterophylla Mary L. Bowerman 1933-5-17 2103 Contra Costa branch of Curry Canyon due s of Olafsons' barn, just n of first fork of canyon, Mount Diablo Curry Canyon; Mount Diablo, branch of Curry Canyon 289 Comment
  CAS-BOT-BC508635  Prosartes hookeri Mary L. Bowerman 1933-4-22 1888 Contra Costa Curry-Cave Point Trail 426 Comment
  UC692703  Hesperolinon breweri Mary L. Bowerman 1931-5-21 888 Contra Costa Curry-Cave Point trail Mount Diablo (bank just above streambed) 350 Comment
  UC691894  Daucus pusillus Mary L. Bowerman 1931-5-21 878 Contra Costa Curry-Cave Point trail Mt. Diablo; , Curry-Cave Point trail 304 Comment
  JEPS98884  Arctostaphylos R. Gankin, J. Roof, R. Hildreth, R. Brewer, W. and I. Knight 1964-10-7 Contra Costa nature trail, head of Dan Cook Canyon Mount Diablo Comment
  UCSC007286  Micropus californicus var. subvestitus Randall Morgan 2010-5-21 5027 Contra Costa Dan Cook Canyon trail, Mount Diablo Comment
  UC1123580  Convolvulus arvensis C. M. Belshaw 1936-5-11 2100 Contra Costa 2 1/2 mi ese Danville (Plot 19); Mt. Diablo Quadrangle Comment
  UC1357605  Centromadia parryi subsp. congdonii R. F. Hoover 1966-8-31 9943 Contra Costa e Danville Comment
  UC762545  Blennosperma nanum var. nanum R. F. Hoover 1938-2-27 2784 Contra Costa Danville Comment
  UC764785  Lepidium oxycarpum R. F. Hoover 1938-2-27 2785 Contra Costa Danville Comment
  RSA0070597  Cirsium cymosum C. M. Belshaw 1936-5-7 2050 Contra Costa 2 miles north of Danville 244 Comment
  UCD130133  Centromadia parryi subsp. congdonii Robert E. Preston 1998-10-25 1198 Contra Costa Danville, at junction of Sycamore Valley Road and Camino Tassajara. 129 Comment
  CAS-BOT-BC305249  Grindelia hirsutula R. F. Hoover 1966-8-31 9945 Contra Costa 1.5 mi. e. of Danville, at junction of Tassajara and Freitas Roads Comment
  JEPS15197  Castilleja attenuata C. M. Belshaw 1936-5-11 2097 Contra Costa 5.25 mi e Danville; Mt. Diablo Quad. 289 Comment
  UC1063893  Heliotropium curassavicum H. S. Yates 1934-9-2 4073 Contra Costa 1 mi. n.e. Danville; Mt. Diablo Quad. 450 Comment
  UC1070040  Microseris douglasii subsp. douglasii C. M. Belshaw 1936-5-11 2094 Contra Costa 2 mi ene Danville; Mt. Diablo Quad. 243 Comment
  JEPS55940  Cordylanthus nidularius T. I. Chuang and L. R. Heckard, R. Bacigalupi 1968-6-27 6436 Contra Costa 3/4 mi ne of Deer Flat (ne flank of Bald Ridge, Mount Diablo); Mount Diablo, Bald Ridge 670 Comment
  UC1587532  Claytonia exigua subsp. exigua K. L. Chambers 1977-4-1 4266 Contra Costa ca .12 mi above Deer Flat (on trail to Deer Flat from the summit road, Mt. Diablo); Mt. Diablo Comment
  UC1587533  Claytonia exigua subsp. exigua K. L. Chambers 1977-4-1 4265 Contra Costa ca 0.25 mi from Deer Flat (on trail to Deer Flat from the summit road, Mt. Diablo); Mt. Diablo Comment
  UC691729  Verbena lasiostachys var. scabrida Mary L. Bowerman 1930-6-22 371 Contra Costa Deer Flat Spring. Comment
  POM300713  Claytonia exigua subsp. exigua Mary L. Bowerman 1931-4-19 736 Contra Costa Deer Flat; Rocky dry hillslope where the trail leaves the flat. Comment
  UC1126829  Sinapis arvensis C. M. Belshaw 1936-5-13 2120 Contra Costa se of Deer Valley Deer Valley 91 Comment
  JEPS17891  Blennosperma nanum var. nanum Rimo Bacigalupi with G. T. Robbins 1956-3-26 5526 Contra Costa Deer Valley, along Deer Valley Road 76 Comment
  SEINET10549673  Orthocarpus erianthus John T. Middleton 1936-4-24 Middleton 95 D Contra Costa Deer valley. Comment
  UC2028042  Spergula arvensis subsp. arvensis Barbara Ertter 1998-3-1 15925 Contra Costa Diablo Foothills Regional Park, Ridge Trail on ridge east of Old Borges Ranch. Comment
  UC2028043  Crassula tillaea Barbara Ertter 1998-3-1 15926 Contra Costa Diablo Foothills Regional Park, Ridge Trail on ridge east of Old Borges Ranch. Comment
  UC691565  Triphysaria eriantha subsp. eriantha Mary L. Bowerman 1932-3-12 1108 Contra Costa s of Diablo Mount Diablo (little e of Bret Harte Memorial); s of Mount Diablo Comment
  UC691497  Helminthotheca echioides Mary L. Bowerman 1936-8-8 3524 Contra Costa w fork Diablo Stock Farm Canyon (= Emmons Cayon, Wattis Ranch); Mount Diablo, Diablo Stock Farm (Wattis Ranch) Canyon, w for Comment
  UC2029064  Trifolium obtusiflorum Barbara Ertter 2000-7-29 17445 Contra Costa Donner Basin on north side of Mount Diablo, Falls Trail at east fork of Donner Creek (between main fork and Wild Oat Canyon), trickle of surface water Comment
  UC2029188  Rafinesquia californica Barbara Ertter 2000-5-14 17014 Contra Costa Donner Basin on north side of Mount Diablo, Falls Trail between Donner Creek and Wild Oat Canyon Comment
  UC2029068  Aquilegia eximia Barbara Ertter 2000-7-29 17436 Contra Costa Donner Basin on north side of Mount Diablo, Middle Trail below Falls Trail junction, at crossing of W Fork Donner Creek, with Berberis, shaded, surface water. Comment
  UC697183  Helianthus californicus Mary L. Bowerman 1932-9-17 1581 Contra Costa west fork Donner Canyon (streambed); Mount Diablo Comment
  UC692206  Aquilegia eximia Mary L. Bowerman 1936-9-10 3543 Contra Costa Donner Canyon Mount Diablo 335 Comment
  JEPS36177  Microseris sylvatica W. L. Jepson 1918-6-3 7590 Contra Costa Donner Canyon Mt. Diablo 304 Comment
  JEPS42024  Rhamnus ilicifolia W. L. Jepson 1920-9-6 9079 Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS60396  Aquilegia formosa V. E. Ferguson Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS7031  Galium andrewsii subsp. gatense Miss Ferguson Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS56390  Allium serra W. L. Jepson 1918-6-3 7581 Contra Costa Donner Canyon Mt. Diablo, Donner Canyon 609 Comment
  UC2028116  Lupinus nanus Barbara Ertter with Richard K. Brummitt 1998-5-6 16093 Contra Costa :ower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner Cabin. Comment
  UC2028191  Quercus berberidifolia Barbara Ertter with Ann Dennis 1998-1-25 15908 Contra Costa Donner Canyon on north side Mount Diablo, Middle Trail/Falls Trail. Comment
  UC692054  Salix laevigata Mary L. Bowerman 1935-5-30 3085 Contra Costa by Donner Canyon stream Mt. Diablo 161 Comment
  UC691904  Cuscuta subinclusa Mary L. Bowerman 1932-9-17 1587 Contra Costa Donner Canyon, w fork toward mouth Mount Diablo Comment
  JEPS99530  Phacelia rattanii Mary L. Bowerman 1978-5-21 Contra Costa Donner Canyon; ; Mount Diablo, Donner Canyon toward top of loop. Comment
  UC697143  Artemisia douglasiana Mary L. Bowerman 1932-9-17 1582 Contra Costa w fork Donner Canyon; Mount Diablo Comment
  UC697211  Pentachaeta exilis Mary L. Bowerman 1932-3-23 1132 Contra Costa grassy flat e of and overlooking Donner Canyon; Mount Diablo 304 Comment
  JEPS40093  Aesculus californica W. L. Jepson 1918-6-5 7616 Contra Costa Donner Canyon; Mt. Diablo 228 Comment
  JEPS122865  Hesperolinon breweri Adam C. Schneider with Yuri P. Springer 2014-5-16 592 Contra Costa Donner Creek Fire Rd trail, Mt. Diablo State Park. Comment
  JEPS68953  Guillenia lasiophylla Edward Lee 1935-3-10 1283 Contra Costa Donovan Road, w watershed of Kirker Creek Kirker Pass, Kirker Creek Comment
  UC723789  Plantago elongata Joseph Andorfer Ewan 1935-3-10 9130 Contra Costa Donovan road, Kirker Pass Kirker Pass Comment
  UC1618336  Plantago major Barbara Ertter, B. Olson, D. Lake, L. Hosley and A. Youngson 1991-10-20 10859 Contra Costa Dow Wetlands Preserve just w of Antioch Marina; Dow Wetlands Preserve Comment
  CAS-BOT-BC353331  Lasthenia fremontii Lewis S. Rose 1956-4-16 56016 Contra Costa Dry rain pool, 2 mi. SE of Byron. 7 Comment
  JEPS102297  Plagiobothrys stipitatus Jeff Greenhouse and Mary Ann Showers 2002-5-29 Contra Costa Dublin area, slated for development Comment
Read comments
Nov 10 2013
  UC1618292  Amelanchier utahensis Barbara Ertter, CNPS 1990-8-19 9624 Contra Costa s side of E arm of Briones Reservoir n of Orinda (along Bear Creek Trail on EBMUD land); Briones Reservoir, Bear Creek Trail Comment
  SBBG27387  Tropidocarpum gracile L. S. Rose 1934-3-21 34066 Contra Costa 6 mi E of Clayton Comment
  CAS-BOT-BC288538  Centromadia fitchii David D. Keck 1933-11-2 2616 Contra Costa 1 mile E of Nichols, N part of county Comment
  UC1606300  Potamogeton filiformis Barbara Ertter with Lynne Hosley and Sid Cowles 1992-6-7 11087 Contra Costa pond in quarry E of Round Top; Sibley Volcanic Regional Preserve, Oakland Hills Comment
  LA205246  Trifolium gracilentum John Thomas Howell; 1933-5-14 11264 Contra Costa E of St. Mary's College Comment
  SEINET5782065 Image available Hemizonia fitchii L. S. Rose 1941-10-13 41464 Contra Costa 1 mi E of Walnut Creek Comment
  CAS-BOT-BC288543  Centromadia fitchii L. S. Rose 1941-10-13 41464 Contra Costa 1 mile E of Walnut Creek 50 Comment
  SEINET10485223  Lupinus densiflorus Frenkel 1964-4-18 FRENKEL 424 Contra Costa 2.1 mi. E of danville on tassajara rd. 130 Comment
  SEINET13945126 Image available Sanicula bipinnata Lewis S. Rose 1934-1 34063 Contra Costa 3 mi. E. of Clayton Comment
  CAS-BOT-BC348888  Microseris douglasii subsp. douglasii Ira L. Wiggins 1930-4-17 4560 Contra Costa 1 mi. E. of Mountain House, on road to Byron Comment
  CAS-BOT-BC348897  Microseris douglasii subsp. douglasii R. E. Frenkel 1964-4-29 467 Contra Costa 0.25 mile E. of Tassajara Road on Highland Road 195 Comment
  CAS-BOT-BC428218  Dudleya cymosa subsp. paniculata John Thomas Howell 1942-5-24 16967 A Contra Costa Eagle Peak, Mt. Diablo Comment
  UC691069  Boechera breweri subsp. breweri Mary L. Bowerman 1932-4-16 1344 Contra Costa Eagle Point Mount Diablo Comment
  UC691665  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-22 3065 Contra Costa Eagle Point Ridge = most w of two ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point Ridge 365 Comment
  UC691458  Agoseris grandiflora var. grandiflora Mary L. Bowerman 1935-5-30 3086 Contra Costa Eagle Point Ridge Mount Diablo, Eagle Point Ridge 274 Comment
  UC692144  Delphinium hesperium Mary L. Bowerman 1931-5-2 786 Contra Costa foot Eagle Point Ridge; Mount Diablo Comment
  UC691668  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-30 3097 b Contra Costa Eagle Point ridge = between the two n ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point ridge 350 Comment
  UC691442  Microseris sylvatica Mary L. Bowerman 1931-5-2 790 Contra Costa foot of Eagle Point ridge Mount Diablo Comment
  UC692411  Gastridium ventricosum Mary L. Bowerman 1931-5-2 798 a Contra Costa foot of Eagle Point ridge Mount Diablo; , foot of Eagle Point ridge Comment
  UC1949241  Sanicula saxatilis Barbara Ertter with Brad Olson, Lynne Hosley, et al. 1991-4-7 9728 Contra Costa Eagle peak on Mount Diablo; slopes on E and SW side Comment
  CDA934  Lupinus formosus D. G. Kelch 2005-6-14 5 .334 Contra Costa East Bay; San Pablo. North Alvarado Park, south of San Pablo Dam Rd. Comment
  CDA962  Agrostis pallens D. G. Kelch 2005-6-14 5 .33 Contra Costa East Bay; San Pablo. North Alvarado Park, south of San Pablo Dam Rd. Comment
  UC692526  Lotus micranthus Mary L. Bowerman 1931-3-29 616 Contra Costa East Cave Point Ridge Mount Diablo Comment
  SEINET10959961  Panicum capillare Barbara J. Ertter, Lincoln Constance 1995-6-16 Ertter 14262 Contra Costa East edge Dow Marsh on west side Antioch Marina, south side San Joaquin River in Delta area, mud on riprap. Comment
  SD241719  Hydrocotyle verticillata Barbara Ertter, Lincoln Constance 1995-6-16 14260 Contra Costa East edge Dow Marsh on west side Antioch Marina, south side San Joaquin River in Delta area. Comment
  UC2028307  Sedum radiatum Barbara Ertter, Susan D'Alcamo 1998-6-12 16196 Contra Costa East end Bald Ridge Trail W of Prospectors Gap on north side of Mount Diablo summit. Comment
  CAS-BOT-BC422501  Hesperomecon linearis A. A. Heller 1908-4-16 8890 Contra Costa East of Antioch 22 Comment
  RSA83075  Phacelia distans Verne Grant, Alva Grant 1947-3-16 7892 Contra Costa East of Antioch. Comment
  CAS-BOT-BC348260  Matricaria occidentalis R. E. Frenkel 1963-5-15 200 Contra Costa East of Bixler Road between Marsh Creek Road and Point of Timber Road, about 200 yards north of pink house on west side of Road, and about 10-20 m. east of fence Comment
  JEPS123184  Tropidocarpum gracile David Gowen 2009-5-12 1021 Contra Costa East of Las Trampas Ridge on Del Amigo Trail, near saddle northeast of junction with Sulpher Springs Trail. Comment
  JEPS123197  Plagiobothrys bracteatus David Gowen 2009-5-12 1022 Contra Costa East of Las Trampas Ridge on Sulpher Springs Trail where it runs along the valley bottom. Comment
  POM300685  Nassella pulchra Mary L. Bowerman 1933-5-9 2036 Contra Costa East of Pioneer Camp Comment
  UCD51724  Arctostaphylos manzanita subsp. laevigata R. W. Lundh 1932-8-17 130 Contra Costa 1 mile East of Round Valley. 518 Comment
  UC2070498  Schoenoplectus californicus Barbara Ertter 2005-8-15 18630 Contra Costa East side of Contra Loma Reservoir south of Antioch, marsh in SE cove. Comment
  CAS-BOT-BC440075  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1931-3-10 5755 Contra Costa East side of Mt. Diablo 7 miles from Clayton on Livermore road Comment
  UC762089  Amsinckia lunaris Robert F. Hoover 1936-4-16 975 Contra Costa East slope of Bald Park. Comment
  UC1126330  Umbellularia californica R. W. Lundh 1933-3-1 203 Contra Costa Eastport 243 Comment
  UC1607581  Genista monspessulana Barbara Ertter 1991-5-12 9816 Contra Costa sw corner El Cerrito (Point Isabel Regional Shoreline, on San Francisco Bay); San Francisco Bay Comment
  UC1618202  Asparagus asparagoides Barbara Ertter 1991-5-12 9817 Contra Costa sw corner El Cerrito (along old R.R. right-of-way between bay & salicornia marsh, Point Isabel Regional Shoreline, on San Francisco Bay); San Francisco Bay Comment
  UC1563866  Cyperus eragrostis Barbara Ertter 1989-9-30 8864 Contra Costa e. El Cerrito (ca. 1 1/4 mi. n.w. of Inspiration Point, E. Bay Skyline Nat'l Recreation Trail (= Nimitz Way), Tilden Regional Park); Tilden Regional Park Comment
  CAS-BOT-BC283733  Leymus condensatus W. A. Silveus 1938-7-5 3215 Contra Costa El Cerrito Comment
  UCD60268  Bromus Beecher Crampton 1960-3-29 5481 Contra Costa El Cerrito, corner of Lassen St. and Carlson Blvd. Comment
  UCD85717  Koeleria macrantha P. M. Booth 1932-5-1 725 Contra Costa El Cerrito. Comment
  CSUSB999  Sambucus mexicana Mark T. Wexler 1973-5-22 Contra Costa El Sobrante. Collected across the street from the intersection of Jo-lin Street and Valley View Road in a small, sandy ravine (wash). 152 Comment
  CDA33352  Cuscuta japonica Niang/Slattengreen 2008-8-2 PDR# 1454024 Contra Costa El Sobrante; 5737 Skyview Place (near Richmond city limits?) 0 Comment
  JEPS52754  Galium porrigens var. porrigens Lauramay T. Dempster 1963-5-30 3805 Contra Costa 15 El Toyonal Orinda Comment
  JEPS121009  Digitaria sanguinalis D. G. Kelch 2006-9-6 06 .469 Contra Costa Elkhorn Creek, E of Crockett Comment
  POM300661  Arctostaphylos auriculata Mary L. Bowerman 1933-3-25 1772 Contra Costa Emmons Canyon: South-facing slope between the two forks, top of ridge (Pine Canyon ridge) Comment
  UC1191046  Amsinckia intermedia R. Bacigalupi and Francia Chisaki 1957-3-27 912 Contra Costa 0.1 mi nw of crossing with Empire Avenue (field along Neroly Road) 24 Comment
  CDA3510  Consolida ambigua O. Moss 1970-6-3 Contra Costa Empire Mine Road, Brentwood. 0 Comment
  CDA37404  Polygonum argyrocoleon D. G. Kelch, Mike Perlmutter 2011-9-23 11 .759 Contra Costa Entry to Discovery Bay. Comment
  JEPS53024  Arabis glabra W. L. Jepson 1891-6-9 13388 Contra Costa Fish Ranch Road Berkeley Hills Comment
  JEPS1727  Eucrypta chrysanthemifolia var. chrysanthemifolia W. L. Jepson 1891-6-9 21003 Contra Costa Fish Ranch Road; Berkeley Hills Comment
  UC691510  Penstemon heterophyllus var. heterophyllus Mary L. Bowerman 1935-6-15 3132 Contra Costa Flat (first bottom) where stream forks Mount Diablo, Mitchell Creek, Flat (first bottom) (Mitchell Creek, Mount Diablo) 640 Comment
  SEINET3148382  Pentachaeta alsinoides K. C. sn Contra Costa Foothills of Mt. Diablo Comment
  UC697214  Microseris douglasii subsp. douglasii Mary L. Bowerman 1933-5-8 2012 Contra Costa near crest Fossil Ridge (on n side by side road); Mount Diablo Comment
  UC1748009  Quercus E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 656 Contra Costa Fossil Ridge, just below and 0.1 mi along fire rd that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction Mount Diablo State Park 487 Comment
  UC1748011  Quercus garryana E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 654 Contra Costa Fossil Ridge, just upslope of South Gate Rd., just W of Gibralter Rock, SE of Rock City Mount Diablo State Park 487 Comment
  POM301030  Bromus madritensis Mary L. Bowerman 1933-5-8 2004 Contra Costa Fossil Ridge, south face, not far from but out of sight of South Entrance 290 Comment
  UC692302  Stellaria nitens Mary L. Bowerman 1931-3-21 603 Contra Costa e end Fossil Ridge; Mount Diablo Comment
  UCD48667  Navarretia squarrosa B. Crampton 1950-9-22 621 Contra Costa Found in a large stand, vacant lot 1 mile North of Richmond, Contra Costa Co., Calif. Comment
  CAS-BOT-BC102033  Bidens laevis Walter Knight; Irja Knight 1965-10-15 2036 Contra Costa Frank's Resort. End of Gateway Road. Bethel Tract. Comment
  JEPS112487  Umbellularia californica D. G. Kelch 2003-2-7 03 .37.B Contra Costa Franklin Canyon 115 Comment
  UC1197867  Cuscuta subinclusa Joseph P. Tracy 1932-9-10 10789 B Contra Costa Franklin Canyon 152 Comment
  JEPS111538  Madia gracilis D. G. Kelch 2005-5-6 05 .222 Contra Costa Franklin Canyon East of Christie Road. South of Route 4 127 Comment
  JEPS111828  Plagiobothrys fulvus D. G. Kelch 2005-4-24 05 .172 Contra Costa Franklin Canyon Franklin Canyon, Contra Costa County, CA. Collier Hill. West Carbon 60 Comment
  JEPS112492  Dichelostemma congestum D. G. Kelch 2005-4-24 05 .171 Contra Costa Franklin Canyon Franklin Canyon. Collier Hill. West Carbon. On knoll between fenced hill and railroad cut. 60 Comment
  JEPS112493  Triteleia hyacinthina D. G. Kelch 2005-4-24 05 .169 Contra Costa Franklin Canyon. Collier Hill. West Carbon 60 Comment
  UC768492  Phalaris minor R. F. Hoover 1937-5-14 2108 Contra Costa Franklin Creek Valley Comment
  CAS-BOT-BC101879  Juglans californica J. W. Congdon 1894-10-16 s.n. Contra Costa Ft. Mt. Diablo Comment
  UC692038  Phoradendron villosum Mary L. Bowerman 1930-9-9 450 Contra Costa knoll by canyon running past Gabriel Hinks' Comment
  UC697131  Bromus hordeaceus Mary L. Bowerman 1935-5-16 3007 Contra Costa behind Gabriel-Hinks (Mount Diablo, e side of North Peak); Mount Diablo, North Peak 289 Comment
  UC697182  Wyethia helenioides Mary L. Bowerman 1935-5-16 3014 Contra Costa behind Gabriel-Hinks' (e side North Peak Mount Diablo); Mount Diablo, e side North Peak, behind Gabriel-Hinks' 289 Comment
  SEINET10570457  Bloomeria aurea William H. Brewer 1862-6-19 Brewer 1291 Contra Costa Geological Survey of California, 1860-67. Pacheco Pass, near Camp 77. Comment
  CAS-BOT-BC90121  Artemisia biennis Evelina Cannon 1896-10-30 s.n. Contra Costa Giant Comment
  UC691281  Quercus X eplingii Mary L. Bowerman 1935-11-30 3351 Contra Costa sw of Gibraltar Rock; Mount Diablo, Fossil Ridge Comment
  UC2062655  Hesperolinon californicum Barbara Ertter with John Ginochio 2002-6-1 17940 Contra Costa Ginochio Ranch in Arroyo del Cerro NW side of Mount Diablo, connector road between Government Road and Olofson Homestead. Comment
  UC2070470  Monardella douglasii Barbara Ertter with John Ginochio 2002-6-1 17941 Contra Costa Ginochio Ranch in Arroyo del Cerro on NW side of Mount Diablo, connector road between Government Road and Olofson Homestead. Comment
  UC2062625  Chamaesyce serpyllifolia var. serpyllifolia Barbara Ertter with John Ginochio 2002-6-1 17944 Contra Costa Ginochio house on south side of North Gate Road on NW base of Mount Diablo, lower Arroyo del Cerro. Comment
  JEPS15235  Asclepias cordifolia Rimo Bacigalupi with G. Thomas Robbins 1956-5-11 5642 Contra Costa 1/4 mi above and nw Glen Frazier Station on the Santa Fe Railway; Franklin Canyon 106 Comment
  UCD107322  Lupinus bicolor L. S. Smith 1916-5-10 s.n. Contra Costa Grand View Terrace - m. Richmond. Comment
  UCD95957  Ranunculus californicus P. B. Kennedy 1916-5-11 s.n. Contra Costa Grand View Terrace; Richmond District. Comment
  CDA18028  Lepidium latifolium B. Case 1999-7-8 PDR 004804 Contra Costa Grayson Creek, Pacheco. 0 Comment
  UCD109865  Trifolium willdenovii Jo Nixon 1951-5-6 19 Contra Costa Green Ranch, Mt. Diablo. 609 Comment
  UC692275  Lupinus microcarpus var. densiflorus Mary L. Bowerman 1931-4-18 735 Contra Costa Green Valley Mount Diablo (Mount Diablo); , Green Valley Comment
  UC1389992  Perideridia oregana T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar 1965-7-23 6007 Contra Costa between Green Valley and Pine Creek; Mount Diablo Comment
  UCD131039  Deinandra bacigalupii Robert E. Preston 1996-7-30 989 Contra Costa on both sides of Greenville Road, 1/2 mile south of I-580. 182 Comment
  UC692141  Thalictrum fendleri var. polycarpum Mary L. Bowerman 1931-4-5 673 Contra Costa by road to Gregory Ranch Mount Diablo Comment
  CAS-BOT-BC121843  Dirca occidentalis Frank Walton Gould 1940-2-8 864 Contra Costa Grizzly Peak 289 Comment
  JEPS41992  Rhamnus californica subsp. californica W. L. Jepson 1895-9-7 13977 Contra Costa Grizzly Peak Berkeley Hills Comment
  JEPS77017  Sanicula crassicaulis Robert M. Lloyd 1963-3-17 2143 Contra Costa 0.5 mi e of intersection of Grizzly Peak Road and Skyline Drive ( on Skyline (across from 7090 Skyline), Huckleberry Trail); Huckleberry Trail Comment
  JEPS77005  Iris douglasiana Robert M. Lloyd 1963-3-17 2134 Contra Costa 0.5 mi e intersection of Grizzly Peak Road and Skyline Drive (on Skyline (across from 7090 Skyline), Huckleberry trail) Comment
  JEPS77012  Zigadenus fremontii Robert M. Lloyd 1963-3-17 2139 Contra Costa 0.5 mi e Grizzly Peak Road and Skyline Drive intersection (on Skyline Drive (across from 7090 Skyline Drive) Huckleberry trail) Comment
  JEPS62662  Salvia columbariae Mrs. E. L. Mossman 1931-4-21 149 Contra Costa Grizzly Peak; Berkeley Hills 487 Comment
  CAS-BOT-BC99144  Symphyotrichum chilense Walter Knight 1965-9-7 1167 Contra Costa Growing in brackish water of San Joaquin River - antioch sand dunes Comment
  SACT001393  Leersia oryzoides Malcolm Nobs 1948-9-23 Contra Costa Growing in shallow water along slough bank, just coming to bloom. 7 miles south Kingston. Comment
  CAS-BOT-BC111376  Schoenoplectus acutus var. occidentalis Virginia I. Dains; Walter Knight 1986-8-8 5479 Contra Costa Growing in tidal area, Jct Rock S1 & Werner Cut. Comment
  JEPS75515  Galium aparine P. F. Yorks 1976-4-11 505 a Contra Costa on Hampton Rd ca 1.4 km s Bear Creek Road (n of Briones Reservoir); Hampton Road Natural Preserve Comment
  JEPS25425  Amsinckia lunaris Rimo Bacigalupi with G. T. Robbins 1959-4-24 7042 Contra Costa just n of summit of Hampton Road (1/2 mi n of junction with Bear Creek Road) 228 Comment
  JEPS75545  Centaurea calcitrapa P. F. Yorks 1975-6-21 457 Contra Costa on Hampton Road (ca. 1.6 mi s of Bear Creek Road in Hampton Road Natural Reserve, n of Briones Reservoir); Briones Reservoir, Hampton Road Natural Reserve 180 Comment
  JEPS75477  Rubus ursinus P. F. Yorks 1975-4-10 382 -2 Contra Costa on Hampton Road in Hampton Road Natural Reserve ca 1.7 km s Bear Creek Road (n of Briones Reservoir); Hampton Road Natural Reserve, n of Briones Reservoir 170 Comment
  RSA51235  Oemleria cerasiformis Peter H. Raven 1950-3-5 1409 Contra Costa Happy Valley Road, 2.8 miles above intersection with Upper Happy Valley road. 244 Comment
  JEPS14827  Castilleja affinis subsp. affinis Rimo Bacigalupi 1956-7-17 5734 Contra Costa 2.3 mi n Happy Valley road junction with State Highway 24 (just n of summit of Upper Happy Valley road, on road n-ward from Happy Valley to the head of Briones Valley) 304 Comment
  CAS-BOT-BC42230  Arctostaphylos pallida H. E. McMinn 1925-1-1 s.n. Contra Costa Head of San Leandro Creek Comment
  UC2028262  Arnica discoidea Barbara Ertter 1999-6-12 16718 Contra Costa Head of West Branch Alamo Creek on south flank of Mount Diablo, spur road to powerline south from Knobcone Point Road at park boundary. Comment
  JEPS78820  Pogogyne serpylloides Edward Lee 1936-5-24 2161 Contra Costa Headwaters of Marsh Creek, about 8 miles from Marsh Creek Road, Morgan Territory Comment
  CAS-BOT-BC113937  Cyperus odoratus Walter Knight; Irja Knight 1980-8-26 3769 Contra Costa Hercules. Comment
  CDA7090  Centaurea calcitrapa T. C. Fuller 1961-9-13 7000 Contra Costa Highway J4, ca. 4 miles southeast of Byron. 0 Comment
  UC27861  Orobanche fasciculata W. H. Brewer 1862-6-20 1124 Contra Costa Hill North of Coal Mine, north of Mt. Diablo. Comment
  CAS-BOT-BC88252  Thysanocarpus curvipes John Thomas Howell 1933-5-14 11274 Contra Costa Hills east of Saint Mary's College. Comment
  CAS-BOT-BC383368  Wyethia helenioides John Thomas Howell 1933-5-14 11287 Contra Costa Hills east of St. Mary's College Comment
  CAS-BOT-BC440076  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1933-5-14 11273 Contra Costa Hills east of St. Mary's College Comment
  CAS-BOT-BC475532  Allium serra John Thomas Howell 1933-5-14 11284 Contra Costa Hills east of St. Mary's College Comment
  POM203632  Trifolium ciliolatum J. T. Howell 11245 Contra Costa Hills east of St. Marys College. Comment
  PASA252  Trifolium tridentatum Annetta Carter 1929-3-31 Contra Costa Hills north of Mt. Diablo, near Clayton Comment
  CAS-BOT-BC291811  Deinandra lobbii John Thomas Howell 1933-9-17 11663 Contra Costa Hills south of Rodeo Comment
  SD37268  Trifolium albopurpureum McCallum 1933-4-25 3699 Contra Costa Hillside near Tassajana Comment
  CAS-BOT-BC100702  Blennosperma nanum var. nanum Helen K. Sharsmith 1954-3-24 4409 Contra Costa Hillslope above old Nortonville Mines, near Kirker Pass Road between Clayton and Antioch 304 Comment
  UC1143107  Galium tricornutum C. M. Belshaw 1936-5-13 2124 Contra Costa s Horse Valley (Plot 38); Mt. Diablo Quadrangle Comment
  CAS-BOT-BC270072  Calycadenia multiglandulosa H. M. Hall 1916-8-16 10274 Contra Costa Horse Valley, 9 km S of Antioch Comment
  UC1129013  Lotus purshianus var. purshianus C. M. Belshaw 1936-5-13 2123 Contra Costa n of Horse Valley; Mt. Diablo Quad. 121 Comment
  UCD166546  Ceanothus oliganthus Dylan O. Burge 2016-2-18 2047 Contra Costa Huckleberry Ridge. 390 Comment
  JEPS97012  Ribes sanguineum var. glutinosum R. D. Stone 1981-1-31 334 Contra Costa Huckleberry Trail Oakland Hills, near Alameda-Contra Costa county line (NE of intersection of Skyline Blvd. and Snake Rd.) Comment
  JEPS97013  Ribes sanguineum var. glutinosum R. D. Stone 1981-1-31 264 Contra Costa Huckleberry Trail Oakland Hills, near Alameda-Contra Costa county line (NE of intersection of Skyline Blvd. and Snake Rd.) Comment
  JEPS97608  Ribes menziesii R. D. Stone 1981-3-23 345 Contra Costa Huckleberry Trail Oakland Hills, near Alameda-Contra Costa county line (NE of intersection of Skyline Blvd. and Snake Rd.) 396 Comment
  UCSB25834  Dirca occidentalis Keefe, Joseph 1967-3-20 Contra Costa Huckleberry Trail, 0.5 mile east of Skyline Boulevard, near intersection with Grizzly Peak Boulevard, east of Berkeley 274 Comment
  CDA18840  Centaurea calcitrapa J. Vargas 1999-7-19 PDR 1219275 Contra Costa near the junction of Hwy 4 and Willow Pass Rd., nr. Concord. 0 Comment
  JEPS75032  Holocarpha macradenia David J. Powers 1974-10-6 1001 Contra Costa 100-300 ft e Hwy 80 (100-300 yd s Appian Way); Pinole Comment
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Jul 23 2013
  CDA2040  Elytrigia elongata T. C. Fuller 1961-9-13 7001 Contra Costa Hwy J4, ca. 4 miles southeast of Byron. 0 Comment
  CDA37430  Acroptilon repens D. G. Kelch, Mike Perlmutter 2011-9-23 11 .752 Contra Costa Immediately north of Discovery Bay. Comment
  UCD50260  Arctostaphylos auriculata Edward Lee 1936-1-12 1713 Contra Costa Immediately south of Nortonville. Comment
  CAS-BOT-BC24388  Arctostaphylos manzanita subsp. manzanita Walter Knight; Irja Knight 1968-1-22 2274 Contra Costa In El Sobrante on Skyline Drive. 76 Comment
  POM311124  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1949-3-17 1239 Contra Costa In a field along the Byron-Bethany road, 3.3 miles south of Byron. Comment
  CHSC21640  Marah fabacea Willis Ball 1975-3-2 466 Contra Costa In area #4. On hill top ca. 50 yds e of large willow trees at ne end of lake. Contra Loma Regional Park. 53 Comment
  CHSC23345  Layia chrysanthemoides Willis Ball 1975-3-22 497 Contra Costa In area #5. Field ca. 200 yds due e of main boat ramp. 36 Comment
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May 24 2013
  CHSC21636  Collinsia sparsiflora Willis Ball 1975-3-9 487 Contra Costa In area #8. Ca. 500 yds s of main parking lot ca. 750 yds w of Contra Loma Blvd. Contra Loma Regional Park. 121 Comment
  CAS-BOT-BC272215  Leymus triticoides R. E. Frenkel 1964-7-25 704 Contra Costa In vicinity of PG&E pole on Morgan territory Road, 0.2 mile south of summit 637 Comment
  CAS-BOT-BC272212  Leymus triticoides Mary L. Bowerman 1933-9-23 2447 Contra Costa Indian Ceremonial Canyon near spring, Mount Diablo Comment
  JEPS1458  Phacelia breweri Mary L. Bowerman 1935-4-26 2898 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1021 Comment
  JEPS2350  Phacelia divaricata Mary L. Bowerman 1935-4-26 2897 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1021 Comment
  UC697166  Layia platyglossa Mary L. Bowerman 1935-4-26 2916 Contra Costa ridge w of Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC691196  Hordeum marinum subsp. gussoneanum Mary L. Bowerman 1933-5-11 2086 Contra Costa Inner Black Hills w of saddle , Inner Black Hills w of saddle (Mount Diablo) Comment
  RSA32317  Bromus diandrus Mary L. Bowerman 1933-5-11 2088 Contra Costa Inner Black Hills west of saddle: open ridge Comment
  UC697153  Arnica discoidea Mary L. Bowerman 1933-5-22 2173 Contra Costa Inner Black Hills, (w of 1970, sheltered gully on n faced) Mount Diablo, Black Hills Comment
  CDA28456  Oxalis carnosa G. D. Barbe 1976-3-25 2117 Contra Costa International Succulent Institute, 10 Corte Sombrita, between Moraga and Orinda. 0 Comment
  UC1999842  Lupinus arboreus Charles M. Belshaw 1935-5-30 946 Contra Costa Island route about 15 miles north of Antioch Bridge Comment
  CAS-BOT-BC310642  Euthamia occidentalis Virginia I. Dains; Walter Knight 1986-8-8 5468 Contra Costa Jct Rock S1 & Werner Cut Comment
  OBI16179  Centromadia parryi subsp. congdonii Robert F. Hoover 1966-8-31 9943 Contra Costa Jctn of Tassajara and Freitas Rds E of Danville Comment
  UC650558  Heliotropium curassavicum Ira L. Wiggins 1930-4-18 4606 Contra Costa Jersey Isl. Comment
  UC650583  Salix exigua var. hindsiana Ira L. Wiggins 1930-4-18 4587 Contra Costa levee banks Jersey Isl. Comment
  UC650566  Salix gooddingii Ira L. Wiggins 1930-4-18 4591 Contra Costa levees, Jersey Isl. Jersey Isl. Comment
  CAS-BOT-BC111378  Schoenoplectus acutus var. occidentalis Ira L. Wiggins 1930-4-18 s.n Contra Costa Jersey Island Comment
  UC650555  Sonchus oleraceus Ira L. Wiggins 1930-4-18 4608 Contra Costa Jersey Island Comment
  UC650582  Salix laevigata Ira L. Wiggins 1930-4-18 4601 Contra Costa levee banks Jersey Island Comment
  UC650682  Polygonum aviculare subsp. aviculare Ira L. Wiggins 1930-4-18 4612 Contra Costa Jersey Island Comment
  UC651281  Nicotiana glauca Ira L. Wiggins 1930-4-18 4604 Contra Costa e end Jersey Island Comment
  CAS-BOT-BC374592  Sonchus oleraceus Ira L. Wiggins 1930-4-18 4608 Contra Costa Jersey Island Comment
  CAS-BOT-BC478119  Ludwigia Walter Knight; Irja Knight 1978-10-8 3321 Contra Costa Jersey Island Road, one mile north of Dutch Slough Comment
  POM181451  Lemna minuta I. L. Wiggins 1930-4-18 4607 Contra Costa Jersey Island. Comment
  POM181474  Schoenoplectus californicus I. L. Wiggins 1930-4-18 4592 Contra Costa Jersey Island. Comment
  UC691826  Pseudognaphalium stramineum Mary L. Bowerman 1938-9-17 3717 Contra Costa Johnny Walker Spring Mount Diablo, Johnny Walker Spring 731 Comment
  UC78278  Amsinckia grandiflora T. S. Brandegee May 1887 Contra Costa Judsonville Comment
  JEPS125637  Stuckenia striata Daniel Slakey with CNPS Volunteers 2015-9-12 223 Contra Costa Junction Suisun Bay and New York Slough, between Browns Island and Pittsburg Marina. Comment
  CAS-BOT-BC260944  Pleuropogon californicus var. californicus Ynes Mexia 1929-4-21 2388 Contra Costa Junction of Franklin Canyon Comment
  UC691233  Vulpia microstachys var. ciliata Mary L. Bowerman 1935-5-3 2950 Contra Costa hillside below Jungle of the Garden Gods (Rock City Ridge); Mount Diablo, Rock City Ridge 487 Comment
  UC692305  Vulpia microstachys var. pauciflora Mary L. Bowerman 1935-5-3 2949 Contra Costa hillside below Jungle of the Garden Gods; Mount Diablo, Fossil Ridge (Rock City Ridge) 487 Comment
  UC735094  Phacelia imbricata subsp. imbricata Lincoln Constance, T. Morley, R. H. Shan, and W. H. Wagner 1946-4-26 3033 Contra Costa trail from Juniper Camp to Deer Flat; Mount Diablo 838 Comment
  UC671742  Phacelia phacelioides Lincoln Constance, Carl W. Sharsmith with Howard S. Reed 1940-4-27 2574 Contra Costa n Juniper Camp; Mount Diablo 762 Comment
  CAS-BOT-BC324756  Iva axillaris G. Thomas Robbins 1958-7-19 3909 Contra Costa Just south of Castro Point, San Francisco Bay, Richmond Comment
  UC1357613  Holocarpha virgata subsp. virgata R. F. Hoover 1965-9-24 9648 Contra Costa foothills w, e of Kellogg Creek Byron Comment
  SEINET238945 Image available Stenotaphrum secundatum Beecher Crampton 1966-10-18 7817 Contra Costa Kensington Berkeley Hills Blake Garden UC Berkeley Department of landscape architecture. Comment
  JEPS12781  Hesperevax sparsiflora var. sparsiflora Rimo Bacigalupi with G. T. Robbins 1955-5-4 4974 Contra Costa pasture near summit Kirker Pass (along old road (not summit of new freeway bypass)) 274 Comment
  SBBG29865  Lepidium dictyotum A. M. Carter 1935-3-10 753 Contra Costa Kirker Pass Rd, S of jct with Nortonville Rd 121 Comment
  JEPS68952  Phacelia tanacetifolia Edward Lee 1935-3-10 1281 Contra Costa Kirker Pass, Donovan Rd. (w. watershed of Kirker Creek) Comment
  JEPS68957  Triphysaria eriantha subsp. eriantha Edward Lee 1935-3-10 1289 Contra Costa Kirker Pass, Donovan Road, west Watershed of Kirker Creek Kirker Pass; , Donovan Road Comment
  UC23802  Navarretia pubescens W. H. Brewer 1862-5-19 1113 Contra Costa n of Kirkers Pass Comment
  CDA5759  Lycium chinense T. C. Fuller 1964-11-6 12810 Contra Costa Knightsen. 0 Comment
  UC692537  Claytonia parviflora subsp. parviflora Mary L. Bowerman 1933-6-14 2276 Contra Costa e of Knob-cone Point; Mount Diablo, Inner Black Hills Comment
  UC1606370  Senecio aronicoides Barbara Ertter, Brad Olson 1992-4-13 10953 Contra Costa Knobcone Point Rd ca 1 mi from Curry Point; Mount Diablo State Park 487 Comment
  UC2028259  Stellaria pallida Barbara Ertter 1999-6-12 16721 Contra Costa Knobcone Point Road on south side of Mount Diablo, burned chamissal at head of NE fork of Sycamore Creek. Comment
  RSA0029054  Helianthus gracilentus Barbara Ertter 1999-6-12 16722 Contra Costa Knobcone Point Road on south side of Mount Diablo. At head of NE fork of Sycamore Creek. 488 Comment
  UC1748006  Quercus E. Dean 2000-9-13 659 Contra Costa along Knobcone Point Road, just E of balancing rock, upslope of road Mount Diablo State Park 548 Comment
  CAS-BOT-BC201374  Lupinus albifrons var. albifrons Charles Piper Smith 1922-5-20 3530 Contra Costa Lafayette - trolly line Comment
  SEINET3246736  Bromus hordeaceus Horace P. Miller 1986-1 9 -690 Contra Costa Lafayette Comment
  UC1129392  Lupinus bicolor R. W. Lundh 1933-3-25 220 Contra Costa 1 mi w and 1/2 mi n Lafayette Acalanes Grant; Concord Quad. 213 Comment
  UC2029184  Pentagramma triangularis Barbara Ertter 1990-5-19 8999 Contra Costa Lafayette Ridge of Briones Regional Park N of Lafayette. Comment
  CAS-BOT-BC70863  Dryopteris arguta D. E. Breedlove 1970-4-18 17443 Contra Costa north edge of Lafayette above Laurel Drive 243 Comment
  UC1197429  Medicago polymorpha Joseph P. Tracy 1934-4-30 13190 Contra Costa between Lafayette and Moraga 152 Comment
  CAS-BOT-BC331613  Acer macrophyllum Paul F. Covel 1936-4-19 235 Contra Costa Las Trampas (Cashion) Canyon Comment
  UC7869  Montia linearis H. M. Hall 1901-3-8 1626 Contra Costa Las Trampas Canyon; San Francisco Bay Region, Las Trampas Canyon Comment
  JEPS25239  Carex barbarae G. Thomas Robbins 1959-8-1 4116 Contra Costa Las Trampas Creek, about 1 1/2 miles SE of St. Mary's College 182 Comment
  JEPS79401  Rhamnus californica Edward Lee with C. Belshaw 1935-12-28 1705 Contra Costa near Las Trampas Peak summit; Las Trampas Peak 502 Comment
  UC2042945  Epilobium canum subsp. canum Barbara Ertter with Laura Fujii 1989-10-29 8895 Contra Costa Las Trampas Regional Wilderness W of Danville. Comment
  UC2029047  Oxalis pes-caprae Barbara Ertter with Linda Vorobik 2000-1-9 16891 Contra Costa Las Trampas Regional Wilderness in East Bay Hills west of Danville, edge of woodland behind Eugene O'Neill house. Comment
  UC1949061  Sidalcea malviflora var. malviflora Barbara Ertter 1991-6-1 10075 Contra Costa Las Trampas Regional Wilderness in hills W of Danville, steep E-facing slope at N end Rocky Ridge Trail Comment
  UC1949100  Marah fabacea Barbara Ertter 1991-6-1 10076 Contra Costa Las Trampas Regional Wilderness in hills W of Danville, steep E-facing slope at N end Rocky Ridge Trail Comment
  RSA0069378  Castilleja exserta Katie Gallagher, Nick Jensen 2014-4-26 211 Contra Costa Las Trampas Regional Wilderness. 487 Comment
  RSA0069379  Micropus californicus var. californicus Katie Gallagher, Nick Jensen 2014-4-26 210 Contra Costa Las Trampas Regional Wilderness. 487 Comment
  JEPS49755  Triphysaria pusilla Rimo Bacigalupi, and Alice Howard, and Paul Hutchison 1967-3-29 9221 Contra Costa w slope Las Trampas Ridge (upper reaches of Bolinger Canyon); , w slope Las Trampas Ridge 381 Comment
  UCSB1460  Eriogonum nudum var. auriculatum Keator, Glenn 1959-7-1 Contra Costa 1/4 mile above Laurel camp on Mt. Diablo Comment
  CAS-BOT-BC203380  Hibiscus lasiocarpos var. occidentalis Ira L. Wiggins 1954-9-5 13121 Contra Costa Levee along Bethel Island Comment
  CAS-BOT-BC305221  Grindelia hirsutula J. T. Howell 1930-9-28 5496 Contra Costa Liberty School on Marsh Creek Road Comment
  UC2031413  Lobularia maritima Barbara Ertter with David Gowen 2006-4-14 18666 Contra Costa Lime Ridge Open Space (City of Concord) at NW foot of Mt Diablo, grassland along Ohlone Trail SE of Ygnacio Valley Road Comment
  UC1952821  Olea europaea Barbara Ertter with David Gowen 2010-11-17 20701 Contra Costa north face of Lime Ridge Open Space (City of Walnut Creek). Comment
  UC2028005  Heterotheca grandiflora Barbara Ertter with Amy Rusev 1998-1-17 15900 Contra Costa edge of Lime Ridge Open Space at NW foot of Mount Diablo, around former quarry [subsequently developed] on south side of Ygnacio Valley Road. Comment
  CDA4905  Rhamnus alaternus Barbara Ertter, D. Gowen 2006-4-14 18667 Contra Costa Lime Ridge Open Space at northwest base of Mt. Diablo; north side of Ygnacio Valley Road near culvert for major draw at bend in road. 0 Comment
  UC2027921  Microseris douglasii Barbara Ertter with Dan Norris 2001-4-8 17583 Contra Costa Lime Ridge Open Space east of Walnut Creek, high part of main ridge. Comment
  UC2070451  Camissoniopsis micrantha Barbara Ertter with Dan Norris 2001-4-8 17600 Contra Costa Lime Ridge Open Space east of Walnut Creek. Comment
  UC2028392  Agrostis pallens Barbara Ertter with Tony Morosco 1998-9-18 16433 Contra Costa Lime Ridge Open Space northwest of Mount Diablo, above sand quarry [subsequently developed] on south side of Ygnacio Valley Road, SE slope below water tank Comment
  RSA0029681  Agrostis avenacea Barbara Ertter, Tony Morosco 1998-9-18 16425 Contra Costa Lime Ridge Open Space northwest of Mount Diablo, north quarry area [subsequently developed]. 122 Comment
  UC2028244  Pistacia atlantica Barbara Ertter, Tony Morosco 1998-9-18 16418 Contra Costa Lime Ridge Open Space northwest of Mount Diablo, western quarry area. Comment
  UC2028239  Salix laevigata Barbara Ertter, Tony Morosco 1998-9-18 16428 Contra Costa Lime Ridge Open Space northwest of Mount Diablo. Comment
  UC2028240  Centaurium muehlenbergii Barbara Ertter, Tony Morosco 1998-9-18 16424 Contra Costa Lime Ridge Open Space northwest of Mount Diablo. Comment
  JEPS105740  Nicotiana quadrivalvis David Gowen 2004-6-18 124 Contra Costa Lime Ridge Open Space. East of golf course and large quarry area, and just north of Manzanita Trail. 650 ft. elev. Comment
  JEPS108357  Lotus strigosus David Gowen, Abby Moore, Mike Park 2005-4-10 226 Contra Costa Lime Ridge Open Space. Growing on sandy trail in NE area of park. Comment
  JEPS105733  Lastarriaea coriacea David Gowen 2004-5-1 56 Contra Costa Lime Ridge Open Space. Ridge trail in the north section of the park and south of the water tank. Comment
  JEPS123247  Eriastrum ertterae David Gowen 1907-6-20 472 Contra Costa Lime Ridge Open Space. South of summit near power line area. Comment
  UC1622290  Cotoneaster pannosus Barbara Ertter 1997-1-5 15431 Contra Costa at Lime Ridge between Walnut Creek and Clayton (Ygnacio Valley Road); Lime Ridge, Ygnacio Valley Road Comment
  JEPS107104  Pentachaeta alsinoides Barbara Ertter, Lisa Schultheis 1995-4-27 14006 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; northwest side of open grassy ridge at end of Arbolado Dr. 121 Comment
  UC1819049  Microseris douglasii subsp. douglasii Barbara Ertter, Lisa Schultheis 1995-4-27 14012 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; northwest side of open grassy ridge at end of Arbolado Dr. 121 Comment
  UC1819050  Juncus bufonius var. congestus Barbara Ertter, Lisa Schultheis 1995-4-27 14009 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; northwest side of open grassy ridge at end of Arbolado Dr. 121 Comment
  RSA722064  Pentachaeta alsinoides Barbara Ertter, Lisa Schultheis 1995-4-27 14006 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; northwest side of open grassy ridge at end of Arbolado Drive. 122 Comment
  JEPS101391  Helianthella castanea Dean Wm. Taylor and Sally deBecker 2000-5-14 17454 Contra Costa Lime Ridge, Mount Diablo Region; in a gully 0.3 air miles due south of VABM 1001, and about 100 m due south of the base of Tower 1/9 of the PG&E Clayton-Lakewood transmission line 289 Comment
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Mar 14 2018
  SEINET12320780  Penstemon centranthifolius Unknown 1980-1 3879 Contra Costa Lime Ridge, N end, S of Ygnacio Valley Rd between Walnut Creek & Concord Comment
  SD108312  Penstemon centranthifolius Robert Doyle 1980-9-14 3879 Contra Costa quarry on Lime Ridge, north end, south of Ygnacio Valley Road between Walnut Creek and Concord Comment
  CAS-BOT-BC24116  Arctostaphylos auriculata Mary L. Bowerman 1935-3-24 2750 Contra Costa Lime Ridge, west face, between two major cuts of the Cowell Cement Company. Comment
  UC1795825  Nicotiana glauca Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14627 Contra Costa Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation. 91 Comment
  UC1819024  Polypogon interruptus Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14634 Contra Costa Little Pine Creek at northwest foot of Mt. Diablo, along trail connecting North Gate Road to Castle Rock Road, Diablo Foothills Regional Park; along stream above stable, riparian vegetation. 91 Comment
  UC70203  Centromadia pungens subsp. pungens J. Burtt Davy 1898-5-1 Contra Costa Livermore Pass Region of Mount Diablo Comment
  CHSC67994  Monardella villosa subsp. villosa James D. Jokerst 1987-6-16 2915 Contra Costa Livermore Valley, 0.3 mi W of Vasco Rd. and +/- 200 m SW of a dirt track. Comment
  CDA28928  Fritillaria agrestis V. Guise 2009-3-2 PDR# 1503558 Contra Costa Livermore, Morgan Territory Road, near Doubletree Lane. 0 Comment
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Oct 1 2011
  UCR146709  Dittrichia graveolens Tina Carlsen 1996-10-9 s.n. Contra Costa Livermore, east side of Greenville Rd., c. 0.5 mi south of I-580 183 Comment
  UC765765  Claytonia exigua subsp. exigua R. F. Hoover 1938-3-25 2896 Contra Costa Lone Tree Valley Comment
  UC767584  Plagiobothrys trachycarpus R. F. Hoover 1941-4-12 4840 Contra Costa 1 mi. n. Lone Tree Valley Comment
  UC1118567  Grindelia hirsutula C. M. Belshaw 1936-5-15 2127 Contra Costa 2 1/2 mi nw Lone Tree Valley; Mt. Diablo Quad. Comment
  UC2029116  Campanula griffinii Barbara Ertter with D. Gowen, J. Ginochio, M. Park, S. Matson, A. Moore, S. D'Alcamo, J. Greenhouse, K. Kersh and J. Gawthrup 2005-4-8 18570 Contra Costa Long Ridge on west flank of Mt. Diablo, springs and pond on Ginochio property near park boundary. Comment
  UC2070625  Cirsium douglasii var. douglasii Barbara Ertter with D. Gowen, J. Ginochio, M. Park, S. Matson, A. Moore, S. D'Alcamo, J. Greenhouse, K. Kersh and J. Gawthrup 2005-5-8 18564 Contra Costa Long Ridge on west side of Mount Diablo, stringer below Moses Rock Spring on Burma Road. Comment
  CHSC59823  Castilleja exserta Linda Osborne 1980-4-5 1 Contra Costa Los Malinos Jr College, ca. 50 m e of Lake Parcourse handwalk bars and 75 m n. Comment
  JEPS127090  Veronica peregrina Lowell Ahart, Josephine Guardino 2016-4-19 20781 Contra Costa 1.4 miles (air) northwest of Los Vaqueros Reservoir Marina, 1.9 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Spring USGS 7.5' Quad. Comment
  JEPS127096  Acmispon americanus var. americanus Lowell Ahart, Josephine Guardino 2016-4-19 20761 Contra Costa 1.4 miles (air) northwest of Los Vaqueros Reservoir Marina, 1.9 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Spring USGS 7.5' Quad. Comment
  JEPS127048  Medicago polymorpha var. polymorpha Lowell Ahart, Josephine Guardino 2016-4-19 20762 Contra Costa 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Springs USGS 7.5' Quad. Comment
  JEPS127049  Vicia villosa subsp. varia Lowell Ahart, Josephine Guardino 2016-4-19 20764 Contra Costa 1.8 miles (air) northwest of Los Vaqueros Reservoir Marina, 2.1 miles (air) southwest of Los Vaqueros Reservoir Dam, approximately 25 miles (air) southwest of Stockton. Undesignated section of Canada de Los Vaqueros Land Grant, Byron Hot Springs USGS 7.5' Quad. Comment
  CAS-BOT-BC31331  Bolboschoenus maritimus John Thomas Howell; Gordon H. True 1972-6-29 48943 Contra Costa Low places along Byron Hot Springs Road, SE of Byron. Comment
  UC2028120  Lupinus nanus Barbara Ertter with Richard K. Brummitt 1998-5-6 16089 Contra Costa Lower Donner Canyon Road on north base of Mount Diablo, ca 1/2 miles south of Donner cabin site. Comment
  UC2028119  Ranunculus canus Barbara Ertter with Richard K. Brummitt 1998-5-6 16090 Contra Costa Lower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner. Comment
  UC2070478  Trifolium gracilentum Barbara Ertter 2000-5-14 16999 Contra Costa Lower Donner Canyon on north side of Mount Diablo. Comment
  UC692594  Rhamnus tomentella subsp. tomentella Mary L. Bowerman 1932-11-19 1657 Contra Costa Lower Grapevine Spring, at head of spring Mount Diablo Comment
  UC697199  Gamochaeta ustulata Mary L. Bowerman 1942-6-1 3846 Contra Costa Lower Rock City Camp Mount Diablo Comment
  CAS-BOT-BC55591  Ambrosia psilostachya Peter Rubtzoff 1954-9-14 1762 Contra Costa Lower San Joaquin River, east of Antioch (sand dune area) Comment
  UC692133  Equisetum laevigatum Mary L. Bowerman 1938-6-14 3685 Contra Costa Lower Silver Spring Mt. Diablo 853 Comment
  CAS-BOT-BC38878  Arctostaphylos manzanita subsp. laevigata Rimo Bacigalupi 1924-2-17 s.n. Contra Costa Lower slopes of Mt. Diablo on old wagon road to summit from Mt. Diablo Country Club (Black Hills) 457 Comment
  JEPS111587  Amaranthus albus A. G. Murdock 2004-5-28 303 Contra Costa Luzon Roadside 60 Comment
  JEPS111561  Camissonia ovata A. G. Murdock 2004-3-19 221 Contra Costa Luzon: Sycamore Ave. just east of Rodeo/Hercules where train crosses Highway 4 (Luzon). Top of ridge to south of road. 60 Comment
  JEPS112367  Acmispon wrangelianus Dean G. Kelch and Andrew G. Murdock 2004-3-19 222 Contra Costa Luzon; County: Contra Costa; Sycamore Ave. just east of Rodeo / Hercules where train crosses Highway 4 (Luzon). Top of ridge to south of road. Comment
  CAS-BOT-BC273618  Koeleria pyramidata Walter Knight 1972-4-1 s.n. Contra Costa Mallard Slough between Port Chicago and Pittsburg Comment
  CAS-BOT-BC281432  Melica imperfecta Walter Knight 1972-4-1 s.n. Contra Costa Mallard Slough between Port Chicago and Pittsburg Comment
  UC691804  Lactuca saligna Mary L. Bowerman 1932-11-26 1676 Contra Costa Maple Spring; Mount Diablo Comment
  UC761942  Helianthella castanea R. F. Hoover 1939-4-13 4014 Contra Costa head (west branch) Markeley Canyon Comment
  NY31015  Blennosperma californicum L. S. Rose 1933-3-10 33008 Contra Costa Marsh Creek Comment
  SEINET11619633  Dryopteris arguta M. T. Doutt 1930-1 95 Contra Costa Marsh Creek Comment
  SEINET11853227  Artemisia californica M. T. Doutt 1930-1 105 Contra Costa Marsh Creek Comment
  SEINET11977789  Arctostaphylos manzanita M. T. Doutt 1930-1 85 Contra Costa Marsh Creek Comment
  UC110216  Atriplex coronata T. S. Brandegee May 1883 Contra Costa Marsh Creek Comment
  CAS-BOT-BC165450  Clarkia unguiculata E. E. Stanford 1930-5-24 1510 Contra Costa Marsh Creek Canyon Comment
  UC768489  Poa secunda subsp. secunda R. F. Hoover 1941-4-11 4834 Contra Costa Marsh Creek Canyon Comment
  RSA90338  Lotus scoparius var. scoparius E. E. Stanford 1930-5-24 1518 Contra Costa Marsh Creek Canyon. Comment
  UC85395  Eriogonum truncatum C. F. Baker 1903-4-28 2833 Contra Costa Marsh Creek Mt. Diablo, Marsh Creek Comment
  UC635344  Delphinium patens H. L. Mason 1929-3-29 5136 Contra Costa Marsh Creek Rd 2 mi above Clayton Comment
  UC1745555  Rumex crispus Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 675 Contra Costa Marsh Creek Rd. 3 miles beyond Contra Costa Co. Sanatorium. Comment
  CDA17961  Holocarpha heermannii R. M. Case 1999-9-9 PDR 004913 Contra Costa Marsh Creek Rd., 2 mi. E of Clayton. 0 Comment
  JEPS78824  Lepechinia calycina Edward Lee 1936-5-24 2166 Contra Costa 10 mi from Marsh Creek Road (Morgan Territory); Morgan Territory Comment
  UC694145  Psilocarphus tenellus H. L. Mason 1932-4-24 6964 Contra Costa Marsh Creek Road Comment
  CAS-BOT-BC304579  Gutierrezia californica John Thomas Howell 1929-9-21 4394 Contra Costa Marsh Creek Road 10 1/2 miles se. of Clayton Comment
  UC1540459  Blennosperma nanum var. nanum Annetta Carter 1937-3-28 1225 Contra Costa 15 mi e, along Marsh Creek Road Concord 152 Comment
  CAS-BOT-BC88253  Thysanocarpus curvipes John Thomas Howell 1934-4-1 11821 Contra Costa Marsh Creek Road southwest of Brentwood. Comment
  UC1784204  Rhamnus californica Ethel Crum 1930-9-29 858 Contra Costa Marsh Creek Road to Holt Comment
  CAS-BOT-BC116453  Delphinium patens subsp. patens H. L. Mason 1929-3-29 5136 Contra Costa Marsh Creek Road two miles above Clayton Comment
  CAS-BOT-BC502955  Orobanche vallicola John Thomas Howell 1929-9-21 4391 Contra Costa Marsh Creek Road, 7 miles SE of Clayton Comment
  UCD80965  Asclepias fascicularis Chuck Hughes 2008-7-10 50 Contra Costa Marsh Creek at County Jail on Marsh Creek Road. 178 Comment
  JEPS111507  Torilis arvensis D. G. Kelch 2005-5-13 05 .269 Contra Costa Martinez - South Tall hill in South Martinez and North of I-4 96 Comment
  JEPS111892  Scirpus californicus D. G. Kelch 2004-6-6 04 .229 Contra Costa Martinez - Train Station Downtown Martinez. Alhambra Creek near bay and railroad Station 2 Comment
  JEPS111893  Bolboschoenus maritimus D. G. Kelch 2004-6-6 04 .230 Contra Costa Martinez - Train Station In large fill area North of Frontage Road. In marsh East of Martinez and I-680 2 Comment
  JEPS112502  Allium triquetrum D. G. Kelch 2003-3-21 03 .42 Contra Costa Martinez - West: Ozol Rock and Scenic Drive 40 Comment
  JEPS111633  Vinca major D. G. Kelch 2005-5-13 05 .255 Contra Costa Martinez - West: Ozol Rock and Scenic Drive Area along Vista Road ~ 2.5 kiloms West of Martinez 45 Comment
  JEPS111698  Logfia gallica D. G. Kelch 2004-4-25 04 .121 Contra Costa Martinez - West: Ozol Rock and Scenic Drive Hill Southwest of large cottonwood. West of Martinez at gated end of Scenic Dr 50 Comment
  JEPS111699  Microseris douglasii subsp. douglasii D. G. Kelch 2004-4-25 04 .123 Contra Costa Martinez - West: Ozol Rock and Scenic Drive Hill Southwest of large cottonwood. West of Martinez at gated end of Scenic Dr 50 Comment
  JEPS111956  Chamaesyce serpens D. G. Kelch 2004-9-2 04 .343 Contra Costa Martinez - West: Ozol Rock and Scenic Drive Martinez (Ozol) 22 Comment
  JEPS112501  Zigadenus fremontii D. G. Kelch 2003-4-3 03 .374 Contra Costa Martinez - West: Ozol Rock and Scenic Drive West Martinez. 66 Comment
  JEPS112012  Pterostegia drymarioides Dean G. Kelch and Andrew G. Murdock 2004-4-25 DGK 04 .108 Contra Costa Martinez - West: Ozol Rock and Scenic Drive. West Martinez on Scenic Dr. at Road Gate. Comment
  JEPS112342  Lathyrus vestitus var. vestitus Dean G. Kelch and Andrew G. Murdock 2004-4-25 04 .120 Contra Costa Martinez - West: Ozol Rock and Scenic Drive; County: contra Costa; Hill Southwest of large cottonwood. West of Martinez at gated end of Scenic Dr. Comment
  JEPS111725  Pseudognaphalium beneolens D. G. Kelch 2004-7-9 04 .304 Contra Costa Martinez - West: Ozol Rock and Scenic Drive; Martinez along Alhambra Drive 3 Comment
  CAS-BOT-BC260888  Phragmites australis A. D. E. Elmer 1903-7-1 4541 Contra Costa Martinez Comment
  CAS-BOT-BC31391  Bolboschoenus robustus J. W. Congdon 1893-7-29 s.n. Contra Costa Martinez Comment
  POM199098  Phragmites australis A. D. E. Elmer 1903-07 4541 Contra Costa Martinez Comment
  RSA74882  Polygonum arenastrum Elroy Robinson 1935-9-14 s.n. Contra Costa Martinez Comment
  UC13617  Stellaria nitens Chesnut and Drew 1889-4-15 Contra Costa Martinez Comment
  UC165545  Trifolium oliganthum Chesnut and Drew 1889-4-16 Contra Costa Martinez Comment
  UC198752  Linum lewisii Chesnut and Drew 1889-4-16 Contra Costa Martinez Comment
  UC22422  Glaux maritima Jos. Burtt Davy 1900-6-7 6665 Contra Costa near Martinez Comment
  UC23230  Cressa truxillensis Jos. Burtt Davy 1900-6-7 6678 Contra Costa Martinez Comment
  UC32237  Helenium bigelovii Jos. Burtt Davy 1900-6-7 6671 Contra Costa near Martinez Comment
  UC34652  Pentachaeta alsinoides Chesnut and Drew 1889-4-16 Contra Costa Martinez Comment
  JEPS111606  Oenanthe sarmentosa D. G. Kelch 2003-8-13 03 .100 Contra Costa Martinez Marsh 0 Comment
  JEPS111673  Pluchea odorata var. odorata D. G. Kelch 2003-8-13 03 .96 Contra Costa Martinez Marsh 0 Comment
  JEPS111674  Jaumea carnosa D. G. Kelch 2003-8-13 03 .99 Contra Costa Martinez Marsh 0 Comment
  JEPS111807  Beta vulgaris D. G. Kelch 2003-8-13 03 .97 Contra Costa Martinez Marsh 1 Comment
  UC2012948  Beta vulgaris Barbara Ertter 1990-10-24 9685 Contra Costa Martinez Regional Shoreline on Carquinez Strait. Comment
  JEPS112255  Salix laevigata D. G. Kelch 2005-5-13 05 .244 Contra Costa Martinez South of oil refinery along Railroad tracks Comment
  RSA654109  Vicia americana var. americana Beecher Crampton 1956-5-14 3426 Contra Costa 4 miles west of Martinez on the road to Crockett, above Port Costa Brick Works. Comment
  UCD38732  Ptelea crenulata Beecher Crampton 1957-7-9 4273 Contra Costa 2-3 miles northwest Martinez on the road to Crockett. Comment
  CAS-BOT-BC260885  Phragmites australis Doreen Smith 2003-10-25 s.n. Contra Costa Martinez shoreline Comment
  UCD36925  Vulpia microstachys var. pauciflora Beecher Crampton 1956-5-14 3414 Contra Costa 0.5 mile northwest of Martinez, along road to Crockett. Comment
  UCD87824  Nassella lepida Beecher Crampton 1956-5-14 3422 Contra Costa 2 miles west of Martinez, on road to Crockett. Comment
  UCD36928  Elymus multisetus Beecher Crampton 1956-5-14 3425 Contra Costa 4 miles west of Martinez, road above Port Costa Brick Works. Comment
  UCD57815  Bromus berteroanus Beecher Crampton 1956-5-14 3415 Contra Costa 1/2 mile west of Martinez. Comment
  UCD88832  Melica torreyana Beecher Crampton 1956-5-14 3421 Contra Costa 2 miles west of Martinez. Comment
  CDA29161  Centaurea calcitrapa Deviney 2009-6-1 s.n. Contra Costa Martinez. McEwen Road. 0 Comment
  CDA33584  Borago officinalis Guise, Deviney 2010-5-2 PDR# 1645151 Contra Costa Martinez; 651 Pine St. 0 Comment
  POM268431  Ranunculus californicus Lyman Benson 1931-3-18 2664 Contra Costa Martinez; Mt Range: South Coast; Watershed: Sacramento River. 91 Comment
  JEPS112326  Lupinus formosus var. formosus Dean G. Kelch and Andrew G. Murdock 2004-9-2 04 .329B Contra Costa McEwen Road; County: Contra Costa; McEwen Road from Port of Costa - I-4 near summit of Road. Contra Costa County CA. Comment
  UC691483  Lonicera subspicata var. denudata Mary L. Bowerman 1932-10-16 1634 Contra Costa ridge e Median Ridge; Mount Diablo, Donner Canyon basin 487 Comment
  UC692626  Elatine californica Mary L. Bowerman 1935-7-22 3186 Contra Costa s side Meridian Peak (Hidden Pond); Mount Diablo Comment
  UC692393  Deschampsia danthonioides Mary L. Bowerman 1935-6-28 3164 Contra Costa s. side Meridian Peak (Mt. Diablo); Mt. Diablo 548 Comment
  UC691169  Poa secunda subsp. secunda Mary L. Bowerman 1933-6-3 2237 Contra Costa summit Meridian Peak (Ransom Point trail); Mt Diablo Comment
  UC692151  Eriogonum inerme Mary L. Bowerman 1931-6-4 920 Contra Costa summit of Meridian Peak Mt. Diablo, Meridian Peak Comment
Read comments
May 14 2019
  CAS-BOT-BC169947  Garrya fremontii Mary L. Bowerman 1930-6-7 s.n. Contra Costa Meridian Peak Summit Comment
  UC691448  Malacothrix floccifera Mary L. Bowerman 1930-6-10 302 Contra Costa Meridian Peak summit Mount Diablo Comment
  UC691556  Layia platyglossa Mary L. Bowerman 1931-5-16 853 Contra Costa open spaces on s side Meridian Peak summit; Mount Diablo, Meridian Peak summit Comment
  POM300590  Elymus X hansenii Mary L. Bowerman 1935-5-25 3073 Contra Costa Meridian Peak, west side of Devil's Pulpit; On edge of outcrop 1082 Comment
  UC691431  Agoseris retrorsa Mary L. Bowerman 1931-4-25 783 Contra Costa summit Meridian Peak; Mount Diablo Comment
  UC691939  Juncus balticus Mary L. Bowerman 1933-9-15 2444 Contra Costa s-face Meridian Peak; Mount Diablo, , Hunt Spring 762 Comment
  UC691646  Gilia capitata subsp. capitata Mary L. Bowerman 1933-6-7 2253 Contra Costa just e of saddle between Meridian and North Peaks; Mount Diablo, just e of saddle btw Meridian and North Peaks Comment
  CAS-BOT-BC422442  Fumaria capreolata Barbara Ertter 1999-3-21 16486 Contra Costa Miller Knox Regional Park near Point Richmond, edge of old excavation into rock (southeast of Richmond Ramblers building). Comment
  RSA0028851  Chamaesyce maculata Barbara Ertter, Rich Rabeler, Tony Morosco 1997-6-10 15666 Contra Costa Miller Knox Regional Shoreline south of Richmond, parking area for Richmond Ramblers. Comment
  UC2061523  Cynosurus echinatus Dean G. Kelch 2016-5-27 16 .139 Contra Costa Miller-Knox Hill. Comment
  CAS-BOT-BC106324  Brickellia californica R. Bacigalupi 1922-9-24 s.n. Contra Costa Mitchell Canyon - Mt. Diablo Comment
  CAS-BOT-BC86641  Quercus douglasii R. Bacigalupi 1922-9-24 s.n. Contra Costa lower end of Mitchell Canyon Comment
  UC692308  Vulpia microstachys var. pauciflora Mary L. Bowerman 1932-5-6 1428 Contra Costa Mitchell Canyon Mount Diablo (at end of road) 251 Comment
  UC692033  Alnus rhombifolia Mary L. Bowerman 1930-8-24 421 Contra Costa Mitchell Canyon Mount Diablo Comment
  UC692702  Hesperolinon breweri Mary L. Bowerman 1930-6-22 356 Contra Costa Mitchell Canyon Mount Diablo Comment
  UC692041  Arceuthobium campylopodum Mary L. Bowerman 1930-6-22 374 Contra Costa above main canyon (Mitchell Canyon Trail); Mount Diablo Comment
  UC691251  Thysanocarpus curvipes Mary L. Bowerman 1931-4-19 740 Contra Costa Mitchell Canyon below Deer Flat Mount Diablo (Mount Diablo); , Mitchell Canyon below Deer Flat Comment
  CAS-BOT-BC102307  Juglans hindsii Mary L. Bowerman 1936-5-6 3412 Contra Costa Mitchell Canyon floor 259 Comment
  UC691891  Anthriscus caucalis Mary L. Bowerman 1932-5-6 1413 Contra Costa Mitchell Canyon floor Mitchell Canyon; Mount Diablo Comment
  POM268451  Ranunculus canus var. laetus Lyman Benson 1935-3-16 6274 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC692081  Equisetum telmateia subsp. braunii Mary L. Bowerman 1930-8-24 433 Contra Costa Mitchell Canyon near stream Mitchell Canyon; Mt. Diablo 251 Comment
  CAS-BOT-BC70862  Dryopteris arguta R. Bacigalupi 1922-9-24 s.n. Contra Costa Mitchell Canyon of Mt. Diablo 213 Comment
  POM65942  Gilia achilleifolia C. F. Baker 1903-4-28 2951 Contra Costa Mitchell Canyon, Mt. Diablo. Comment
  UC691720  Stachys ajugoides var. rigida Mary L. Bowerman 1932-5-6 1430 Contra Costa Mitchell Canyon, at end of road Mount Diablo 251 Comment
  POM167563  Salix laevigata C. F. Baker 1903-4-28 2814 Contra Costa Mitchell Canyon. Mt Diablo. Comment
  UC691519  Heterocodon rariflorum Mary L. Bowerman 1935-6-15 3133 Contra Costa Mitchell Canyon; Mount Diablo 640 Comment
  UC691736  Wyethia helenioides Mary L. Bowerman 1932-5-6 1417 Contra Costa near floor Mitchell Canyon; Mount Diablo, Mitchell Canyon 213 Comment
  UC75018  Salvia mellifera unknown 1903-4-28 2945 Contra Costa Mitchell Canyon; Mt. Diablo Comment
  JEPS48340  Juniperus californica W. L. Jepson 2642 Contra Costa head of Mitchell Creek Mt. Diablo (near saddle of divide); , head of Mitchell Creek Comment
  UC697155  Lasthenia microglossa Mary L. Bowerman 1932-3-27 1141 Contra Costa Mitchell Rock Mount Diablo, Mitchell Rock Comment
  UC691930  Pinus coulteri Mary L. Bowerman 1931-3-8 565 Contra Costa above Mitchell Rock; Mount Diablo Comment
  CAS-BOT-BC148621  Ptelea crenulata C. F. Baker 1903-4-28 2943 Contra Costa Mitchell's Canyon [canon], Mt. Diablo Comment
  UC144408  Claytonia exigua subsp. exigua C. F. Baker 1903-4-28 2816 Contra Costa Mitchell's Canyon; Mt. Diablo Comment
  UC162940  Melica torreyana C. F. Baker 1903-4-28 2815 Contra Costa Mitchell's Canyon; Mt. Diablo Comment
  UC691178  Elymus trachycaulus Mary L. Bowerman 1935-6-15 3128 Contra Costa ridge running n from Mitchell-Pine divide (at 3100 ft level); Mount Diablo 868 Comment
  UC1818890  Euphorbia peplus Barbara Ertter, Gary Schoolcraft 1996-4-7 14577 Contra Costa Molate Beach Park on San Francisco north of San Rafael Bridge; south end of parking area, in partial shade of planted shrub. Comment
  UC13421  Astragalus gambelianus W. H. Brewer 1862-5-12 1071 Contra Costa Monte Diablo Comment
  UC24350  Phacelia divaricata W. H. Brewer 1862-5-7 1057 Contra Costa summit Monte Diablo Comment
Read comments
Sep 7 2009
  UC15622  Lotus humistratus W. H. Brewer 1862-5-26 1166 Contra Costa sw of Monte Diablo Comment
  UC692316  Trifolium fucatum Mary L. Bowerman 1932-3-23 1124 Contra Costa betw Monument and Concord (Oak Grove School junction); Mount Diablo Comment
  JEPS68927  Mentha spicata Edward Lee 1934-9-30 1221 Contra Costa edge of railroad just se of station Moraga Comment
  UC1196998  Clarkia rubicunda Joseph P. Tracy 1935-7-6 14039 Contra Costa Moraga 152 Comment
  UC1377638  Clarkia rubicunda W. J. Dress 1951-7-3 3466 Contra Costa a few mi s Moraga 152 Comment
Read comments
Apr 12 2009
  JEPS68066  Plagiobothrys nothofulvus W. L. Jepson 1887-4-12 21155 Contra Costa Moraga Moraga Valley Comment
  UC32716  Deinandra corymbosa J. Burtt Davy 1896-1-1 Contra Costa Moraga Pass Comment
  JEPS76288  Polygonum amphibium var. emersum W. L. Jepson 1944-7-23 27538 Contra Costa w side of valley near Moraga Pass; Moraga Valley Comment
  UC1300827  Viola glabella Helen K. Sharsmith 1962-5-19 5053 Contra Costa foot of Moraga Ridge (near Canyon); San Francisco Bay Region, Moraga Ridge 152 Comment
  JEPS35906  Arnica discoidea W. L. Jepson 1943-6-8 20847 Contra Costa Moraga Ridge Comment
  JEPS36319  Agoseris grandiflora var. grandiflora W. L. Jepson 1943-6-8 20846 Contra Costa midway of ridge Moraga Ridge Comment
  JEPS46271  Arctostaphylos tomentosa subsp. crustacea W. L. Jepson 1943-6-19 20850 Contra Costa Moraga Ridge Comment
  UC549461  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1934-3-9 633 Contra Costa Moraga Ridge Comment
  UC549464  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1934-3-9 629 Contra Costa Moraga Ridge Comment
  JEPS48824  Arctostaphylos tomentosa subsp. crustacea H. M. Wheeler 1944-1-16 27509 Contra Costa Moraga Ridge Oakland Hills Comment
  CAS-BOT-BC11024  Dendromecon rigida John Thomas Howell 1925-10-11 1497 Contra Costa Moraga Ridge, Oakland Hills Comment
  UCSB27371  Chrysolepis chrysophylla Havlik, Neil 1969-7-18 Contra Costa on the ridgetop of Moraga Ridge, east of Oakland 335 Comment
  JEPS6803  Cordylanthus pilosus subsp. pilosus W. L. Jepson 1894-10-1 21337 Contra Costa Moraga Valley Comment
  UC13713  Sequoia sempervirens unknown 1888-2-22 Contra Costa Moraga Valley Comment
  UC400160  Trifolium fucatum Ynes Mexia 1929-4-21 2371 Contra Costa Moraga Valley Comment
  UC50688  Hordeum murinum subsp. leporinum Jos. Burtt Davy 1899-4-19 7868 Contra Costa Moraga Valley Comment
  UCD103337  Geranium dissectum Morris Halperin 1929-4-21 s.n. Contra Costa Moraga Valley. Comment
  JEPS68932  Euthamia occidentalis Edward Lee 1934-9-30 1229 Contra Costa Moraga; just sw of station, tule swamp Comment
  CDA24528  Argemone munita subsp. rotundata Morgan 1958-5-16 Contra Costa Morgan Territorial Road, Clayton. 0 Comment
  UC1607685  Montia fontana Barbara Ertter, Lynne Hosley 1993-4-17 11511 Contra Costa Morgan Territory 10 air mi n of Livermore (in lee of Mount Diablo, s of Hummingbird trail,); Morgan Territory 609 Comment
  SEINET6186041  Solanum umbelliferum P. Del Monte 1976-3-28 s.n. Contra Costa Morgan Territory Rd., 1 miles north of Curry Creek Park 122 Comment
  CAS-BOT-BC24391  Arctostaphylos manzanita subsp. manzanita Walter Knight 1979-12-9 3717 Contra Costa Morgan Territory Regional Land Bank. Above rimrock of Marsh Creek Canyon. Comment
  JEPS116787  Rosa spithamea David Gowen 2006-6-14 613 Contra Costa Morgan Territory Regional Park; At the NW end of Eagle Trail. Comment
  UC2029138  Trifolium subterraneum Barbara Ertter with Alan Prather 2003-6-7 18203 Contra Costa Morgan Territory Regional Preserve east of Mount Diablo, creek alongside west end Stone Corral Trail, south of Highland Ridge Trail junction. Comment
  UC2046329  Erythranthe nasuta Barbara Ertter with Alan Prather 2003-6-7 18200 Contra Costa Morgan Territory Regional Preserve east of Mount Diablo, creek alongside west end Stone Corral Trail, south of Highland Ridge Trail junction. Comment
  UC1618367  Prunus subcordata Barbara Ertter, Brad Olson 1992-4-13 10955 Contra Costa Morgan Territory Road Comment
  UCD163099  Solidago velutina subsp. californica Robert E. Preston 2014-5-28 2966 Contra Costa Morgan Territory, 3 mi SW of Los Vaqueros Reservoir. 290 Comment
  SEINET5521034  Nemophila menziesii var. intermedia P. Del Monte 1976-3-28 s.n. Contra Costa Morgan territory road, 1 mile north of Curry Creek Park 122 Comment
  POM301034  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-22 3065 Contra Costa Most westerly of the two ridged which converge at Twin Peaks (Eagle Point Ridge) 366 Comment
  JEPS99538  Poa howellii Mary L. Bowerman 1978-5-14 Contra Costa Mount Diable. Eagle Peak Old Mines trail. Comment
  UC1607661  Athysanus pusillus Barbara Ertter with Michelle Seidl 1992-3-14 10920 Contra Costa e of Mount Diablo (Morgan Territory Regional Preserve); Morgan Territory Regional Preserve Comment
  JEPS84387  Castilleja foliolosa Roxanne L. Bittman 1977-3-29 28 Contra Costa ca 3 from base on n side Mount Diablo (Scenic Road) 762 Comment
  JEPS6242  Delphinium californicum subsp. interius W. L. Jepson 1921-11-19 9523 Contra Costa s slope Mount Diablo (chamise ridge) Comment
  UC692705  Erodium moschatum Mary L. Bowerman 1931-4-4 655 Contra Costa 4.5 mi from entrance Mount Diablo (west road) Comment
  CAS-BOT-BC164156  Clarkia concinna A. D. E. Elmer 1903-5-1 4336 Contra Costa Mount Diablo Comment
  CAS-BOT-BC235875  Keckiella corymbosa A. D. E. Elmer 1903-7-1 4956 Contra Costa Mount Diablo Comment
  CAS-BOT-BC267871  Eriogonum umbellatum var. bahiiforme A. D. E. Elmer 1903-7-1 4547 Contra Costa Mount Diablo Comment
  JEPS31300  Ericameria linearifolia W. L. Jepson 1921-5-22 9203 Contra Costa summit Mount Diablo 1127 Comment
  JEPS50410  Viola purpurea subsp. quercetorum Mary Bowerman 1933-5-12 Contra Costa Mount Diablo Comment
  JEPS62663  Salvia columbariae Lauramay Tinsley 1927-4-19 Contra Costa Mount Diablo Comment
  POM165074  Eriogonum umbellatum var. bahiiforme A. D. E. Elmer 1903-07 s.n. Contra Costa Mount Diablo Comment
  POM262830  Clarkia unguiculata Herbert McLean Evans 1923-05 s.n. Contra Costa Mount Diablo Comment
  RSA138305  Collinsia tinctoria Volney Rattan 1886-06 s.n. Contra Costa Mount Diablo Comment
  UC119762  Calochortus pulchellus Carl Purdy 1899-5-15 Contra Costa Mount Diablo Comment
  UC16326  Rupertia physodes unknown 1032 Contra Costa Mount Diablo Comment
  UC1874923  Pellaea andromedifolia Ruth Kirkpatrick 2003-3-1 1141 Contra Costa Mount Diablo 396 Comment
  UC198967  Phacelia breweri H. M. Hall and F. M. Essig 1916-5-31 10140 Contra Costa slopes s summit (type locality); Mount Diablo 1130 Comment
  UC25592  Pogogyne douglasii subsp. parviflora W. L. Jepson May 23-24 1891 Contra Costa Mount Diablo Comment
  UC4110  Zigadenus fremontii Harley P. Chandler 1901-4-5 978 Contra Costa Mount Diablo Comment
  UC480596  Athysanus pusillus Carl Meyer 1928-2-22 291 Contra Costa Mount Diablo Comment
  UC480613  Sanicula saxatilis Carl Meyer 1928-2-22 281 Contra Costa Mount Diablo Comment
  UC507132  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-6-25 E 100 Contra Costa north slope near summit Mount Diablo 1097 Comment
  UC615114  Scutellaria tuberosa Beryl O. Schreiber 1932-5-15 276 Contra Costa Mount Diablo Comment
  UC634568  Ceanothus cuneatus var. cuneatus H. L. Mason March, 1925 Contra Costa Mount Diablo Comment
  UC691400  Lepechinia calycina Mary L. Bowerman 1938-5-28 3648 Contra Costa Mount Diablo 853 Comment
  UC691727  Salvia columbariae Mary L. Bowerman 1930-6-7 290 Contra Costa Mount Diablo Comment
  UC697152  Layia platyglossa Mary L. Bowerman 1935-4-26 2918 Contra Costa summit Mount Diablo Comment
  UC912409  Logfia filaginoides Herbert L. Mason 1928-4-29 4426 Contra Costa Mount Diablo Comment
  RSA0008239  Antirrhinum elmeri A. D. E. Elmer 1903-06 4809 Contra Costa Mount Diablo Comment
  UC691670  Eriodictyon californicum Mary L. Bowerman 1930-6-10 315 Contra Costa Mount Diablo Meridian Peak Summit (Meridian Peak Summit); , Meridian Peak Summit Comment
  UC691562  Eriogonum umbellatum var. bahiiforme Mary L. Bowerman 1930-6-14 328 Contra Costa summit Mount Diablo Mount Diablo Comment
  UC1127450  Ribes menziesii R. W. Lundh 1932-9-22 166 Contra Costa Mount Diablo Mt. Diablo Quadrangle Comment
  UC692716  Aesculus californica Mary L. Bowerman 1930-6-3 226 Contra Costa 1.9 mi from Mount Diablo North Road entrance; Mount Diablo Comment
  JEPS84382  Pedicularis densiflora Roxanne Bittman 1977-3-29 27 Contra Costa on n si9de of Mount Diablo Scenic Road about 10 mi from base of mountain Mount Diablo Scenic Road 762 Comment
  UC2029180  Geranium purpureum Barbara Ertter with California Botanical Society field trip 2013-4-12 21312 Contra Costa Mount Diablo State Park southeast of Walnut Creek, along east fork Sycamore Creek, roadside of Sycamore Creek road. Comment
  JEPS102913  Orobanche pinorum Christopher Thayer 1995-6-27 Contra Costa Mount Diablo State Park, below Prospectors Gap along trail to Murchio Gap Comment
  UCR197895  Navarretia pubescens Beecher Crampton 1949-9-11 493 Contra Costa Mount Diablo State Park, below main road, opposite Oak Knoll Picnic area 518 Comment
  SEINET3166336  Boechera breweri subsp. breweri P. J. Alexander, C. D. Bailey 2009-3-30 969 -D Contra Costa Mount Diablo State Park, on North Peak 0.2 miles west of teh summit, 8.8 miles east of central Walnut Creek. 1012 Comment
  SEINET6412858  Adiantum jordanii C. Newberry 1994-4-30 7255 Contra Costa Mount Diablo State Park, trail from Mitchell Cn. Prkng to Donner Cr. 900 Comment
  HSC101956  Thysanocarpus curvipes Nikolaus Gillen, Michelle Bihler 2014-3-20 8 Contra Costa Mount Diablo State Park. Back Creek Trail. 340 Comment
  HSC101959  Dodecatheon hendersonii Nikolaus Gillen, Michelle Bihler 2014-3-20 11 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  HSC101962  Zigadenus fremontii Nikolaus Gillen, Michelle Bihler 2014-3-20 14 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  HSC101963  Pedicularis densiflora Nikolaus Gillen, Michelle Bihler 2014-3-20 15 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  UCD102386  Ericameria linearifolia Daniel Sanchez-Mata; M. P. Rodriguez-Rojo 2002-4-24 s.n. Contra Costa Mount Diablo State Park. North Peak Road to North Peak. 920 Comment
  UCD102389  Nemophila menziesii var. menziesii Daniel Sanchez-Mata; M. P. Rodriguez-Rojo 2002-4-24 s.n. Contra Costa Mount Diablo State Park. North Peak Road to North Peak. 890 Comment
  SEINET3872272  Pinus coulteri Stanley L. Welsh 2006-1-29 29007 Contra Costa Mount Diablo State Park. Steep slope.; 0 914 Comment
  POM301024  Elymus trachycaulus subsp. trachycaulus Mary L. Bowerman 1933-6-3 2234 Contra Costa Mount Diablo Summit. Ransom Point Trail Comment
  RSA0029366  Lomatium dasycarpum subsp. dasycarpum Barbara Ertter, Susan D Alcamo 1994-4-24 12461 Contra Costa Mount Diablo east Walnut Creek, Bald Ridge Trail above Murchio Gap. 762 Comment
  UC692212  Chorizanthe membranacea Mary L. Bowerman 1931-5-7 803 Contra Costa Mount Diablo just below crest s side North Peak Ridge; Mount Diablo, North Peak ridge Comment
  UC691284  Quercus chrysolepis Mary L. Bowerman 1930-6-7 275 Contra Costa Mount Diablo summit Mount Diablo Comment
  JEPS99534  Anthriscus caucalis Mary L. Bowerman 1994-4-17 Contra Costa Mount Diablo, (probably bottom of Donner Canyon fire road). Comment
  RSA686984  Pellaea mucronata Mark Morris 1929-03 14909 Contra Costa Mount Diablo, Contra Costa Comment
  JEPS99580  Stellaria nitens Mary Bowerman 1978-5-14 Contra Costa Mount Diablo, E. side of Eagle Peak, old mines trail. Area of Aug 1977 burn. Comment
  JEPS99524  Cynodon dactylon Mary Bowerman 1975-9-14 Contra Costa Mount Diablo, Hidden Pond. Comment
  JEPS99549  Crypsis schoenoides Mary Bowerman 1975-9-14 Contra Costa Mount Diablo, Hidden Pond. Comment
  UC691361  Senecio sylvaticus Mary L. Bowerman 1933-5-11 2071 Contra Costa most westerly part of 1931 burn Mount Diablo, Inner Black Hills (Mount Diablo, Inner Black Hills) Comment
  UC692221  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1931-3-1 540 Contra Costa e meridian (w part of chaparral); Mount Diablo, Inner Black Hills Comment
  UC691488  Helianthus gracilentus Mary L. Bowerman 1933-5-11 2074 Contra Costa most westerly part 1931 burn; Mount Diablo, Inner Black Hills Comment
  JEPS99491  Nuttallanthus texanus Mary Bowerman 1995-5-28 Contra Costa Mount Diablo, Knoll 1000' N of Wall Pt. Trail. Trail to Pine Pond from Wall Pt. fire road half encircles it on W side. Comment
  UC692637  Lythrum hyssopifolia Mary L. Bowerman 1930-6-28 391 Contra Costa Mount Diablo, Lower Silver Spring Lower Silver Spring; Mount Diablo, Lower Silver Spring Comment
  UC691407  Scutellaria tuberosa Mary L. Bowerman 1931-4-25 766 Contra Costa Mount Diablo, Meridean Peak, between summit and junction of south and west roads Mount Diablo; , Meridean Peak Comment
  UC692630  Mentzelia micrantha Mary L. Bowerman 1930-6-10 306 Contra Costa Mount Diablo, Meridian Peak summit Comment
  CAS-BOT-BC24654  Arctostaphylos glauca Mary L. Bowerman 1930-6-22 362 Contra Costa Mount Diablo, Mitchell Canyon. Comment
  JEPS101167  Camissoniopsis hirtella Dean W. Taylor 1971-3-28 973 Contra Costa Mount Diablo, Mount Diablo State Park, 1 mile south of the South Entrance 457 Comment
  UC691124  Prunus subcordata Mary L. Bowerman 1932-4-9 1334 Contra Costa Mount Diablo, Muir Area Mount Diablo; , Muir Area Comment
  JEPS99488  Lythrum hyssopifolia Mary Bowerman 1995-6-4 Contra Costa Mount Diablo, North Gate Rd. Roadside and adjacent to slope which were wet earlier. Comment
  UC691329  Phacelia phacelioides Mary L. Bowerman 1933-4-26 1923 Contra Costa ese peak (s face); Mount Diablo, North Peak ridge 609 Comment
  JEPS99528  Orobanche vallicola Mary L. Bowerman 1977-6-11 Contra Costa Mount Diablo, Pine Canyon, Castle Rock Park (rest unclear). Comment
  JEPS38917  Arctostaphylos glauca Mary L. Bowerman 1933-3-11 1748 Contra Costa in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge Comment
  JEPS99516  Madia elegans subsp. densifolia Mary Bowerman 1978-7-9 Contra Costa Mount Diablo, Russelman Park Comment
  CAS-BOT-BC98763  Baccharis douglasii Mary L. Bowerman 1942-10-4 3852 Contra Costa Mount Diablo, Russelman Park road 289 Comment
  UC691761  Solanum americanum Mary L. Bowerman 1931-8-29 1029 Contra Costa Mount Diablo, Sheep Camp Spring, by west road Sheep Camp Spring; Mount Diablo, Sheep Camp Spring Comment
  JEPS99591  Plagiobothrys trachycarpus Mary Bowerman March 1979 Contra Costa Mount Diablo, Shell Ridge, ca. 3/8 mi. southernly from 884 (ft summit). Near fire road above cattle pond [unreadable] EBRPD-Foothills Reg. Park. 213 Comment
  UC692474  Saxifraga californica Mary L. Bowerman 1931-3-7 554 Contra Costa Mount Diablo, South road below junction Mount Diablo Comment
  OBI22876  Arbutus menziesii Cathy Peterson 1971-11-6 11 Contra Costa Mount Diablo, South side, approx. 45 yds from Rock City entrance 610 Comment
  UC2029120  Salvia spathacea Barbara Ertter 2000-10-26 17549 Contra Costa west side Mount Diablo, Stage Road in lower Pine Canyon, on top of steep cut on west side of road opposite Castle Rock. Comment
  UC1794950  Calystegia purpurata subsp. purpurata R. K. Brummitt, J. Strother and B. Baldwin 1997-5-27 19605 Contra Costa Mount Diablo, W side, Deer Flat Road 800 Comment
  UC697134  Bromus hordeaceus Mary L. Bowerman 1931-4-4 644 Contra Costa Mount Diablo, West Raod, about 1 mi from entrance Mount Diablo; , West Raod Comment
  CAS-BOT-BC98762  Baccharis douglasii Mary L. Bowerman 1938-9-17 3719 Contra Costa Mount Diablo, Willow Spring Comment
  JEPS99554  Mentzelia dispersa Mary Bowerman 1978-6-3 Contra Costa Mount Diablo, between lower summit parking lot and road. Comment
  JEPS99571  Plagiobothrys nothofulvus Mary Bowerman 1991-5-21 Contra Costa Mount Diablo, by Jim White Trail [Deer Flat Rd.] Comment
  UC691113  Holodiscus discolor Mary L. Bowerman 1935-6-21 3146 Contra Costa Mount Diablo, east fork Arroyo Del Cerro, several hundred yards below the spring Arroyo Del Cerro; Mount Diablo, Arroyo Del Cerro 289 Comment
  JEPS99588  Phalaris paradoxa Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, foot [trail] from Back Canyon to Donner Canyon. Comment
  JEPS50459  Viola pedunculata W. L. Jepson 1923-3-11 9849 Contra Costa Mount Diablo, half-way up, s slope Mount Diablo 685 Comment
  JEPS99550  Cynosurus echinatus Mary Bowerman 1976-6-24 Contra Costa Mount Diablo, inner Black Hills just west of meridian and south of crest. Comment
  JEPS99558  Camissoniopsis intermedia Mary Bowerman 1995-5-28 Contra Costa Mount Diablo, knoll on N side of Wall Point Trail 1/2 encircled on W and N sides by road from Macedo Ranch to Pine Pond. 304 Comment
  JEPS99584  Eriogonum gracile Mary Bowerman 1994-6-19 Contra Costa Mount Diablo, main summit road just below lower parking lot. Comment
  UC692380  Scandix pecten-veneris Mary L. Bowerman 1931-4-11 706 Contra Costa Mount Diablo, mouth of Pine Canyon Pine Canyon; Mount Diablo, Pine Canyon Comment
  UC691617  Pedicularis densiflora Mary L. Bowerman 1931-2-28 526 Contra Costa Mount Diablo, near s road just below junction Mount Diablo Comment
  POM52002  Helianthella castanea H. M. Hall 1916-5-31 10137 Contra Costa Mount Diablo, north slope of summit 1159 Comment
  UCD128436  Agoseris grandiflora Beecher Crampton 1956-5-14 3400 Contra Costa Mount Diablo, south of Windy Point. Comment
  OBI22995  Quercus kelloggii Cathy Peterson 1971-11-6 8 Contra Costa Mount Diablo, south side, approx 35 yds from Rock City entrance 610 Comment
  LA33017  Sanicula saxatilis Lincoln Constance; T. Morley, Ren Hwa. Shan, W. H. Wagner 1946-4-26 3036 Topotype Contra Costa Mount Diablo, summit SW of lookout 1158 Comment
  UC691067  Brassica rapa Mary L. Bowerman 1932-5-6 1409 Contra Costa Mount Diablo, w bank of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon 182 Comment
  UC692359  Vulpia microstachys var. ciliata Mary L. Bowerman 1935-4-12 2824 Contra Costa 2 mi from Mount Diablo, west road (= North Rd) entrance (North Gate) (just n of road); Mount Diablo Comment
  CAS-BOT-BC15966  Boechera breweri subsp. breweri A. D. E. Elmer 1903-6-1 5096 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC16380  Barbarea orthoceras Alice Eastwood 1915-5-30 4495 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC40761  Erysimum capitatum Alice Eastwood 1915-5-30 4484 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC88249  Thysanocarpus curvipes Alice Eastwood 1923-5-4 11702 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC91090  Umbellularia californica Alice Eastwood 1922-3-17 11086 Contra Costa Mount Diablo. Comment
  SD69999  Arctostaphylos auriculata Darley F. Howe 1968-5-21 4519 Contra Costa Mount Diablo. Comment
  SEINET884570 Image available Antirrhinum elmeri A. D. E. Elmer 1903-1 4809 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC209751  Cornus glabrata Mary L. Bowerman 1935-6-21 3150 Contra Costa Mount Diablo. Arroyo del Cerro, east fork 243 Comment
  CAS-BOT-BC262509  Melica torreyana Mary L. Bowerman 1935-5-16 3013 Contra Costa Mount Diablo. Behind Gabriel-Hinks' (east side of North Peak): Wooded gully 289 Comment
  JEPS99480  Torilis arvensis Mary Bowerman 1975-6-7 Contra Costa Mount Diablo. Big Spring. Comment
  CAS-BOT-BC149399  Bromus berteroanus Mary L. Bowerman 1933-4-15 1874 Contra Costa Mount Diablo. Canyon south of Arroyo del Cerro. Rocky knoll 250 feet below spring. Comment
  CAS-BOT-BC79606  Quercus durata Mary L. Bowerman 1932-10-16 1632 Contra Costa Mount Diablo. Donner Canyon Trail Comment
  CAS-BOT-BC268916  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-17 1585 Contra Costa Mount Diablo. Donner Canyon, West fork: of west fork 335 Comment
  CAS-BOT-BC273612  Koeleria pyramidata Mary L. Bowerman 1932-4-16 1354 Contra Costa Mount Diablo. Eagle Point ridge above Twin Peaks (1682 point) Comment
  CAS-BOT-BC383293  Wyethia glabra Mary L. Bowerman 1935-5-22 3047 Contra Costa Mount Diablo. Eagle Point ridge, canyon at north end which heads into saddle west of Twin Peaks 350 Comment
  CAS-BOT-BC273615  Koeleria pyramidata Mary L. Bowerman 1935-5-22 3036 Contra Costa Mount Diablo. Eagle Point ridge, canyon at north end which heads into saddle west of Twin Peaks 304 Comment
  CAS-BOT-BC223391  Fraxinus dipetala Mary L. Bowerman 1935-6-1 3104 Contra Costa Mount Diablo. First small ridge east of Mitchell-Pine divide 975 Comment
  CAS-BOT-BC348886  Microseris douglasii subsp. douglasii Mary L. Bowerman 1933-5-8 2012 Contra Costa Mount Diablo. Fossil Ridge near crest, on north side by side road Comment
  CAS-BOT-BC86121  Quercus dumosa Mary L. Bowerman 1935-11-30 3355 Contra Costa Mount Diablo. Fossil Ridge, roadside Comment
  CAS-BOT-BC127342  Agrostis exarata Mary L. Bowerman 1933-9-9 2434 Contra Costa Mount Diablo. Frog Pond. Comment
  RSA720797  Melica californica Mary L. Bowerman 1991-5-21 s.n. Contra Costa Mount Diablo. Jim White trail (Deer Flat Road) South side of Juniper-Moses Rock Trail near Deer Flat junction. Comment
  CAS-BOT-BC268912  Eriogonum nudum var. auriculatum Annetta Carter 1940-6-22 1601 Contra Costa Mount Diablo. Lime Ridge 274 Comment
  CAS-BOT-BC204093  Malacothamnus hallii Mary L. Bowerman 1938-11-12 3732 Contra Costa Mount Diablo. Lime Ridge, on crest of ridge south of 1004 289 Comment
  CAS-BOT-BC362441  Rafinesquia californica Mary L. Bowerman 1930-6-14 327 Contra Costa Mount Diablo. Meridian Peak little below summit Comment
  RSA721589  Gnaphalium luteoalbum Mary L. Bowerman 1978-6-24 s.n. Contra Costa Mount Diablo. Mitchell Creek, below 'reservoir' 191 Comment
  CAS-BOT-BC224220  Eriodictyon californicum Mary L. Bowerman 1932-9-3 1530 Contra Costa Mount Diablo. Muir Area: Burn (1931) Comment
  CAS-BOT-BC162353  Bromus madritensis Mary L. Bowerman 1935-4-19 2863 Contra Costa Mount Diablo. Near Turtle Rock. 457 Comment
  CAS-BOT-BC161952  Bromus rubens Mary L. Bowerman 1933-4-26 1913 Contra Costa Mount Diablo. North Peak ridge east-southeast of the Peak. 609 Comment
  CAS-BOT-BC259903  Nassella lepida Mary L. Bowerman 1935-5-1 2936 Contra Costa Mount Diablo. North Road 2 miles from North Gate Comment
  CAS-BOT-BC149400  Bromus berteroanus Mary L. Bowerman 1935-4-17 2844 Contra Costa Mount Diablo. North Road 2 miles from North Gate, ridge west of chaparral. Immediately east of section line. 304 Comment
  CAS-BOT-BC84716  Anthemis cotula Mary L. Bowerman 1930-6-3 228 Contra Costa Mount Diablo. North Road, 1.9 miles from entrance 167 Comment
  CAS-BOT-BC202274  Pickeringia montana var. montana Mary L. Bowerman 1931-5-2 793 Contra Costa Mount Diablo. North end of Eagle Point ridge Comment
  CAS-BOT-BC421865  Rumex acetosella Mary L. Bowerman 1935-5-18 3016 Contra Costa Mount Diablo. Road above Indian Ceremonial Spring: Roadbank at hairpin turn. Comment
  CAS-BOT-BC421866  Rumex acetosella Mary L. Bowerman 1935-5-18 3016 Contra Costa Mount Diablo. Road above Indian Ceremonial Spring: Roadbank at hairpin turn. Comment
  JEPS99519  Linanthus androsaceus Mary Bowerman 1977-5-29 Contra Costa Mount Diablo. Russellmann Park. Comment
  CAS-BOT-BC390239  Spergularia macrotheca var. leucantha Mary L. Bowerman 1933-4-22 1881 Contra Costa Mount Diablo. Shell Ridge east of highway: Heather Farm Comment
  CAS-BOT-BC203433  Elymus glaucus subsp. glaucus Mary L. Bowerman 1935-5-3 2964 Contra Costa Mount Diablo. Sloan Road 487 Comment
  CAS-BOT-BC352924  Lasthenia glaberrima Mary L. Bowerman 1935-6-21 3153 Contra Costa Mount Diablo. South of Turtle Rock, pool east of main pond Comment
  CAS-BOT-BC156067  Bromus diandrus Mary L. Bowerman 1935-5-25 3068 Contra Costa Mount Diablo. South of the summit. 1066 Comment
  CAS-BOT-BC267241  Viburnum ellipticum Mary L. Bowerman 1933-5-21 2162 Contra Costa Mount Diablo. Sulphur Springs Canyon, ridge between the two main forks, on W side above the patch of Rubus parviflorus 365 Comment
  CAS-BOT-BC104710  Quercus wislizeni Mary L. Bowerman 1930-7-7 287 Contra Costa Mount Diablo. Summit Comment
  JEPS99484  Madia exigua Mary Bowerman 1978-5-14 Contra Costa Mount Diablo. The old wagon trail to mines on E. side of Eagle Peak. Comment
  CAS-BOT-BC41036  Caulanthus flavescens Mary L. Bowerman 1935-4-12 2823 Contra Costa Mount Diablo. West road 2 miles from entrance, just north of the road. Comment
  POM301049  Madia elegans subsp. elegans Mary L. Bowerman 1936-9-10 3542 Contra Costa Mount Diablo: Donner Canyon 335 Comment
  POM300598  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-17 1585 Contra Costa Mount Diablo: Donner Canyon, west fork of west fork 335 Comment
  CAS-BOT-BC352803  Lasthenia glabrata subsp. glabrata A. Kellogg 1877-4-1 31 Contra Costa Mount Diablo: Mitchell-Pine divide, northernmost 2750 ft. point 838 Comment
  POM301019  Monolopia gracilens Mary L. Bowerman 1933-5-9 2057 Contra Costa Mount Diablo: Muir Area, southeast slope east of the rocks Comment
  POM301038  Monolopia major Mary L. Bowerman 1932-4-27 1365 Contra Costa Mount Diablo: Oyster Ridge, south face: Grassy west-facing slope of ridge west of Riggs Canyon Comment
  POM300655  Boisduvalia glabella Mary L. Bowerman 1935-6-28 3173 Contra Costa Mount Diablo: Vernal pool near meridian (300 yards east of meridian fence line) south of summit 488 Comment
  POM301001  Microseris heterocarpa Mary L. Bowerman 1935-4-19 2849 Contra Costa Mount Diablo: West road 3.5 miles from entrance Comment
  JEPS116792  Cryptantha torreyana David Gowen, Abby Moore, Mike Park 2006-6-13 608 Contra Costa Mount Diablo; Along access road to tower facility north of summit parking lot. Comment
  POM300635  Juncus mexicanus Mary L. Bowerman 1933-9-15 2443 Contra Costa Mount Diablo; Hunt Spring. 762 Comment
  JEPS116695  Scribneria bolanderi David Gowen 2006-5-19 580 Contra Costa Mount Diablo; Knobcone Point Rd. east of powerline, near unnamed dirt road west of Cave Point. Comment
  CDA1171  Eucrypta chrysanthemifolia D. Kelch 1998-5-14 8 Contra Costa Mount Diablo; South slope of hill west of Mt. Zion. Comment
  UC10988  Thysanocarpus laciniatus W. H. Brewer 1862-5-17 1102 Contra Costa on dry hill n Mount Diablo; n of Mount Diablo Comment
  UC635477  Stylomecon heterophylla H. L. Mason 1928-4-29 4442 Contra Costa s slope Mount Diablo; s slope of Mount Diablo, Sycamore Canyon Comment
  UC2027998  Allophyllum gilioides Barbara Ertter with Tony Morosco 1998-4-12 16021 Contra Costa Mount Olympia on north side of Mount Diablo, Olympia Road down ridge west of summit. Comment
  UC2028068  Claytonia exigua subsp. exigua Barbara Ertter, Tony Morosco 1998-4-12 16006 Contra Costa Mount Olympia on north side of Mount Diablo, below false summit on East Trail. Comment
  UC2027994  Draba verna Barbara Ertter with Tony Morosco 1998-4-12 16024 Contra Costa Mount Olympia on north side of Mount Diablo, midway down Olympia Road from summit. Comment
  UC2028060  Claytonia parviflora var. parviflora Barbara Ertter, Tony Morosco 1998-4-12 16014 Contra Costa Mount Olympia on north side of Mount Diablo. Comment
  UC614973  Blennosperma nanum var. nanum Beryl O. Schreiber 1932-3-27 131 Contra Costa Mountain House Comment
  UC691172  Elymus X hansenii Mary L. Bowerman 1935-7-22 3184 Contra Costa Mountain Springs Canyon Mount Diablo (about 100 ft from bottom) 670 Comment
  UC697142  Poa howellii Mary L. Bowerman 1933-6-3 2247 Contra Costa summit Mt Diablo (ridge n of lower junction of 1-way rds) Comment
  CAS-BOT-BC268918  Eriogonum nudum var. auriculatum L. R. Abrams 1910-10-8 4340 Contra Costa Mt Diablo 609 Comment
  SBBG69731  Claytonia exigua subsp. exigua unknown 1895-1 Contra Costa Mt Diablo Comment
  UC399537  Pellaea mucronata var. mucronata Michener May, 1894 Contra Costa Mt Diablo Comment
  CAS-BOT-BC384441  Silene antirrhina Kellogg No date on label s.n. Contra Costa Mt Diablo Comment
  UC1446048  Aspidotis californica Alan Smith with Ed Lee 1979-4-25 729 Contra Costa s side Mt Diablo Peak (along Devil's Elbow trail, less than 5 minutes from main rd, below Devil's Pulpit) 1066 Comment
  CAS-BOT-BC24658  Arctostaphylos glauca H. E. McMinn s.n. Contra Costa Mt Diablo, Curry Canyon. Comment
  RSA449755  Holodiscus discolor Bonnie C. Templeton 1962-6-10 s.n. Contra Costa Mt Diablo. Comment
  CAS-BOT-BC303891  Gnaphalium palustre Mary L. Bowerman 1935-6-28 3168 Contra Costa Mt Diablo. Chase Pond. S of summit, by Old Government Trail: dry upper margins of pond 548 Comment
  UC1129855  Pickeringia montana var. montana R. W. Lundh 1932-8-20 135 Contra Costa 2 mi s Mt. Diablo (Rock City); Mount Diablo Quadrangle 502 Comment
  UC536016  Plagiobothrys nothofulvus Laurence S. Jones 1934-4-8 44 Contra Costa w slope Mt. Diablo (approx 3 mi surface distance from peak) 609 Comment
  CAS-BOT-BC10308  Delphinium hesperium Alice Eastwood 1915-5-30 4439 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC162567  Clarkia affinis Alice Eastwood 1915-5-30 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC163672  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1931-5-12 6483 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC167440  Hesperolinon breweri Alice Eastwood 1915-5-30 4556 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC168917  Ribes malvaceum Mrs. E. C. Sutliffe 1920-5-30 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC168919  Ribes malvaceum E. M. Zeile 1921-11-19 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC325836  Holocarpha heermannii Elsie M. Zeile 1921-11-19 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC342682  Madia elegans Alice Eastwood 1915-5-30 4462 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC347392  Malacothrix floccifera Alice Eastwood 1915-5-30 4516 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC363289  Senecio aronicoides Alice Eastwood 1915-5-30 4535 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC38881  Arctostaphylos manzanita subsp. laevigata J. T. Howell 1926-3-7 1665 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC48841  Ceanothus cuneatus Alice Eastwood 1922-3-17 11080 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC80925  Juniperus californica Alice Eastwood 1922-3-17 11079 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC80927  Juniperus californica L. R. Abrams 1910-10-8 4989 Contra Costa near summit of Mt. Diablo Comment
  CAS-BOT-BC94251  Quercus garryana Alice Eastwood 1923-5-4 11704 Contra Costa Mt. Diablo Comment
  JEPS11127  Keckiella corymbosa W. L. Jepson 1920-8-12 9073 Contra Costa very summit Mt. Diablo Comment
  JEPS20443  Gnaphalium palustre W. L. Jepson May 23 1891-May 24 1891 14746 Contra Costa near Mt. Diablo Comment
  JEPS23503  Clarkia purpurea subsp. quadrivulnera Edward Lee Greene 1886-5-25 Contra Costa Mt. Diablo Comment
  JEPS31295  Ericameria linearifolia Elsa Kraeger 1926-3-7 Contra Costa w side Mt. Diablo Comment
  JEPS34610  Eriophyllum lanatum var. achilleoides W. L. Jepson 1919-6-8 8328 Contra Costa Mt. Diablo Comment
  JEPS36285  Agoseris grandiflora W. L. Jepson 1919-6-8 8329 Contra Costa Mt. Diablo Comment
  JEPS40629  Micropus californicus var. californicus W. L. Jepson 1923-4-22 9877 Contra Costa Mt. Diablo Comment
  JEPS43119  Anagallis arvensis W. L. Jepson 1923-4-22 9865 Contra Costa Mt. Diablo Comment
  JEPS48207  Pinus sabiniana W. L. Jepson 1909-6-25 3118 Contra Costa Mt. Diablo Comment
  JEPS56381  Allium serra W. L. Jepson 1921-5-22 9198 Contra Costa Mt. Diablo 762 Comment
  JEPS59174  Cirsium occidentale var. venustum W. L. Jepson 1922-5-23 9655 Contra Costa s slope, upper third of mt. Mt. Diablo Comment
  JEPS61421  Geranium dissectum W. L. Jepson 1923-4-22 9862 Contra Costa Mt. Diablo Comment
  JEPS65908  Trifolium gracilentum var. gracilentum W. L. Jepson 1923-4-22 9858 Contra Costa Mt. Diablo Comment
  JEPS67586  Cryptantha flaccida W. L. Jepson May 22 1891-May 23 1891 21115 Contra Costa Mt. Diablo Comment
  JEPS89167  Salvia mellifera W. L. Jepson 1898-10-18 Contra Costa Mt. Diablo Comment
  JEPS9557  Dicentra chrysantha W. L. Jepson 1921-11-19 9518 Contra Costa Mt. Diablo Comment
  NY222084  Sphaeralcea fasciculata var. elmeri A. D. E. Elmer 06 1903 4395 Contra Costa Mt. Diablo Comment
  OBI12643  Trifolium willdenovii W. L. Jepson 1925-4-26 10691 Contra Costa Mt. Diablo Comment
  RSA297008  Clarkia unguiculata W. L. Jepson 1919-6-8 8325 Contra Costa Mt. Diablo Comment
  RSA369096  Calochortus pulchellus Ora M. Clark 1928-1 s.n. Contra Costa Mt. Diablo Comment
  UC15780  Lupinus albifrons var. albifrons F. P. McLean March 1875 Contra Costa Mt. Diablo Comment
  UC16819  Trifolium wormskioldii W. L. Jepson 1891-5-23 Contra Costa Mt. Diablo Comment
  UC19581  Mentzelia dispersa Edw. L. Greene 1892-6-20 Contra Costa Mt. Diablo Comment
  UC196644  Eriophyllum jepsonii J. W. Congdon 1896-5-29 Contra Costa Mt. Diablo Comment
  UC2055620  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8043 Contra Costa Mt. Diablo 1066 Comment
  UC25745  Salvia spathacea F. T. Bioletti 1894-5-13 Contra Costa Mt. Diablo Comment
  UC29360  Agoseris heterophylla var. heterophylla F. T. Bioletti 1894-5-13 Contra Costa Mt. Diablo Comment
  UC30447  Lasthenia californica subsp. californica Harley P. Chandler 1901-4-5 996 Contra Costa Mt. Diablo Comment
  UC3090  Allium acuminatum Edw. L. Greene 1892-1 Contra Costa Mt. Diablo Comment
  UC34167  Lasthenia californica subsp. californica Harley P. Chandler 1901-4-5 993 Contra Costa Mt. Diablo Comment
  UC36557  Ericameria linearifolia F. T. Bioletti 1894-5-13 Contra Costa Mt. Diablo Comment
  UC525863  Castilleja affinis subsp. affinis Robert W. Gardner 1934-3-30 57 Contra Costa 3 mi s Mt. Diablo Comment
  UC549752  Arctostaphylos manzanita subsp. laevigata J. E. Adams 1934-3-19 686 Contra Costa Mt. Diablo Comment
  UC549753  Arctostaphylos manzanita subsp. laevigata J. E. Adams 1934-3-19 684 Contra Costa Mt. Diablo Comment
  UC549755  Arctostaphylos manzanita subsp. laevigata J. E. Adams 1934-3-19 679 Contra Costa Mt. Diablo Comment
  UC549758  Arctostaphylos manzanita subsp. laevigata J. E. Adams 1934-3-19 683 Contra Costa Mt. Diablo Comment
  UC571097  Ptelea crenulata R. Bacigalupi 1926-4-30 1354 Contra Costa near summit Mt. Diablo Comment
  UC62988  Lasthenia gracilis H. M. Hall 1901-4-5 1744 Contra Costa lower slopes Mt. Diablo Comment
  UC692051  Salix laevigata Mary L. Bowerman 1931-3-1 529 Contra Costa near n gate Mt. Diablo Comment
  UC7854  Claytonia exigua subsp. exigua Maclean Mar 1875 Contra Costa Mt. Diablo Comment
  UC843254  Allium falcifolium Alice Eastwood 1915-5-30 4531 Contra Costa Mt. Diablo Comment
  UC8497  Silene verecunda subsp. platyota Edw. L. Greene 1892-6-20 Contra Costa Mt. Diablo Comment
  UC864974  Lupinus albifrons var. albifrons Lewis S. Rose 1935-5-16 35162 Contra Costa Mt. Diablo Comment
  UC932  Carex globosa Brewer 1862-5-23 1150 Contra Costa Mt. Diablo 609 Comment
  UC943784  Mimulus aurantiacus var. aurantiacus H. E. McMinn 1945-2-27 5455 Contra Costa along road near base Mt. Diablo Comment
  CAS-BOT-BC262351  Eriogonum vimineum Alice Eastwood 1915-5-30 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC475528  Allium serra Alice Eastwood 1923-5-4 11730 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC494046  Calochortus venustus Alice Eastwood 1915-5-30 4445 Contra Costa Mt. Diablo Comment
  SEINET13947331 Image available Salvia columbariae Lewis S. Rose 1935-1 35168 Contra Costa Mt. Diablo Comment
  SEINET7728119  Adiantum emarginatum C. C. Parry 1883-1 Contra Costa Mt. Diablo Comment
  UC691096  Horkelia californica subsp. frondosa Joseph Andorfer Ewan 1934-5-20 8926 Contra Costa n. side Mt. Diablo Mt. Diablo; , Russelmann Park Comment
  UC723810  Horkelia californica subsp. frondosa Joseph Andorfer Ewan 1934-5-20 8926 Contra Costa n. side Mt. Diablo Mt. Diablo; , Russelmann Park Comment
  UC69254  Ribes malvaceum H. M. Hall 1901-4-5 1753 Contra Costa Mt. Diablo Region of San Francisco Bay 1005 Comment
  UCR17092  Cardamine oligosperma James K. Ryan 1969-3-31 46 Contra Costa Mt. Diablo State Park, Horseshoe Picnic Area, very close to area entrance 610 Comment
  JEPS105724  Carex serratodens David Gowen 2004-9-13 158 Contra Costa Mt. Diablo State Park. Gully west of chaparral area, ca. 1.9 miles from north entrance on North Gate Road. Above the road in the stream bed that cuts along a serpentine slope. Comment
  JEPS105721  Carex densa David Gowen 2004-9-13 161 Contra Costa Mt. Diablo State Park. Johnny Walker Spring, which is ca. .2 mile above the junction of Angel Kerley Rd. (fire trail) and North Gate Rd., approx. 2200' elev. Comment
  JEPS108316  Phacelia imbricata David Gowen 2005-5-28 393 Contra Costa Mt. Diablo State Park. Just east of Prospectors Gap on dirt road. Comment
  JEPS108216  Linanthus ciliatus David Gowen 2005-4-26 269 Contra Costa Mt. Diablo State Park. Near serpentine area just north of Cardinet Oaks Rd. Comment
  POM268399  Ranunculus canus Lyman Benson 1931-3-18 2655 Contra Costa Mt. Diablo near Danville; Mt. Range: Mt. Diablo; Watershed: Walnut Creek 152 Comment
  CAS-BOT-BC166163  Epilobium canum subsp. canum L. R. Abrams 1910-10-8 4338 Contra Costa Mt. Diablo near Wall Pt. 457 Comment
  CAS-BOT-BC165449  Clarkia unguiculata L. R. Abrams 1916-6-30 5702 Contra Costa Mt. Diablo near lake Comment
  POM193975  Arctostaphylos manzanita subsp. manzanita J. T. Howell 1926-3-7 1665 Contra Costa Mt. Diablo on old wagon road. Comment
  RSA722226  Vicia benghalensis Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14220 Contra Costa Mt. Diablo southeast of Walnut Creek, roadside at Curry Point. 541 Comment
  UC1122405  Clarkia purpurea subsp. quadrivulnera C. M. Belshaw 1936-5-8 2053 Contra Costa 1 3/4 mi ssw Mt. Diablo summit (near plot 4); Mt. Diablo Quadrangle Comment
  JEPS48643  Boechera breweri Elsa Kraeger 1926-3-7 Contra Costa e of Mt. Diablo summit; Mt. Diablo Comment
  JEPS106992  Pentagramma triangularis subsp. triangularis J. Greenhouse with Kevin Hintsa 2004-4-5 5082 Contra Costa Mt. Diablo, Fire Interpretive Trail 1124 Comment
  JEPS107017  Claytonia gypsophiloides J. Greenhouse with Kevin Hintsa 2004-4-5 5083 Contra Costa Mt. Diablo, Fire Interpretive Trail 1109 Comment
  JEPS106987  Cheilanthes intertexta J. Greenhouse with Kevin Hintsa 2004-4-5 5086 Contra Costa Mt. Diablo, Fire Interpretive Trail, Devil's Pulpit 1088 Comment
  JEPS106991  Cheilanthes intertexta J. Greenhouse with Kevin Hintsa 2004-4-5 5084 Contra Costa Mt. Diablo, Fire Interpretive Trail, Devil's Pulpit 1085 Comment
  UC136298  Clematis lasiantha C. F. Baker 1903-4-28 2946 Contra Costa Mt. Diablo, Mitchells Canyon Comment
  CAS-BOT-BC327804  Monolopia gracilens Mary L. Bowerman 1935-5-8 2973 Contra Costa Mt. Diablo, Muir Area, 1036 Comment
  UC692350  Lomatium nudicaule Mary L. Bowerman 1933-6-7 2251 Contra Costa Mt. Diablo, North Peak Saddle Comment
  RSA412332  Cordylanthus pilosus subsp. pilosus L. S. Rose 1941-8-31 41431 Contra Costa Mt. Diablo, Rocky City. Comment
  LA209893  Vitis californica Joseph Andorfer Ewan; 1934-5-20 8936 Contra Costa Mt. Diablo, Russelmann Park Comment
  POM274738  Ribes californicum Unspecified 1935-3-16 6268 Contra Costa Mt. Diablo, Walnut Creek watershed, Upper Sonora zone. Comment
  POM286644  Viola pedunculata Lyman D. Benson 1935-3-16 6270 Contra Costa Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo. 915 Comment
  JEPS10809  Orobanche uniflora subsp. occidentalis W. L. Jepson 1925-4-26 10693 Contra Costa Mt. Diablo. Comment
Read comments
Sep 13 2017
  RSA412333  Cordylanthus pilosus subsp. pilosus Hattie Benton 1917-10 3294 Contra Costa Mt. Diablo. Comment
  RSA436115  Downingia bacigalupii Thekla Mohr 1917-06 3163 Contra Costa Mt. Diablo. Comment
Read comments
Jan 8 2013
  RSA693322  Polystichum munitum Mark Morris 1929-03 s.n. Contra Costa Mt. Diablo. Comment
  UCD134487  Micropus californicus var. californicus P. B. Kennedy 1925-4-26 s.n. Contra Costa Mt. Diablo. Below old road. Comment
  CAS-BOT-BC24400  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1933-3-25 1765 Contra Costa Mt. Diablo. Diablo Stock Farm (Stone Valley) Canyon, w. fork: toward top of s. face. Also shrubs on n. face of Pine Comment
  CDA31191  Quercus wislizeni D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .228 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC1753841  Fraxinus dipetala Annetta M. Carter, Leo Bowerman 1935-6-1 875 Contra Costa Mt. Diablo. NW facing slope, W side of main peak. 1005 Comment
  CDA33806  Poa howellii D. G. Kelch, Abigail Moore, Michael Park, Troy 2010-5-15 10 .109 Contra Costa Mt. Diablo. Trail from Prospector s Gap to Lower Summit parking lot. 0 Comment
  CDA33815  Tonella tenella D. G. Kelch, Abigail Moore, Michael Park, Troy 2010-5-15 10 .112 Contra Costa Mt. Diablo. Trail from Prospector s Gap to Lower Summit parking lot. 0 Comment
  CDA33818  Stellaria nitens D. G. Kelch, Abigail Moore, Michael Park, Troy 2010-5-15 10 .114 Contra Costa Mt. Diablo. Trail from Prospector s Gap to Lower Summit parking lot. 0 Comment
  UC1069518  Centromadia fitchii H. S. Yates 1934-9-2 4086 Contra Costa 2 mi s Mt. Diablo; Mt. Diablo Quad. 579 Comment
  UC1133877  Dichelostemma capitatum C. M. Belshaw 1936-5-8 2060 Contra Costa se slope Mt. Diablo; Mt. Diablo Quad. 990 Comment
  UC1122299  Epilobium canum subsp. canum R. W. Lundh 1932-9-22 167 Contra Costa 1 mi sw Mt. Diablo; Mt. Diablo Quadrangle 914 Comment
  UC117285  Thysanocarpus laciniatus C. F. Baker 1903-4-28 2809 Contra Costa Mt. Diablo; Mt. Diablo, Mitchell's Canyon Comment
  UC53582  Melica californica H. M. Hall 1904-4-5 Contra Costa Mt. Diablo; San Francisco Bay Region Comment
  JEPS55365  Lathyrus vestitus var. vestitus H. L. Mason 1931-4-4 Contra Costa se of Mt. Diablo; Upper Marsh Creek Comment
  UCSB22281  Arctostaphylos manzanita McMinn, H. 1936-4-11 Contra Costa Mt. Diablo; head of Sycamore Canyon Comment
  UC3070  Allium falcifolium W. H. Brewer 1862-5-7 1060 Contra Costa summit Mt. Diablo; summit of Mt. Diablo Comment
  JEPS99994  Lathyrus vestitus var. vestitus G. Smick 2003-3-13 GAS 70 Contra Costa Mt. Wanda, Martinez, John Muir National Historic Site. Comment
  JEPS100010  Brassica rapa G. Smick 2003-2-20 GAS 49 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100016  Gastridium ventricosum G. Smick 2003-4-29 GAS 153 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100065  Olea europaea A. Langston 2003-7-24 AL 70 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100095  Erodium cicutarium G. Smick 2003-4-1 GAS 105 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100108  Trifolium willdenovii G. Smick 2003-3-25 GAS 81 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100109  Trifolium oliganthum G. Smick 2003-3-25 GAS 85 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100115  Medicago arabica G. Smick 2003-5-8 GAS 180 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100127  Torilis nodosa G. Smick 2003-5-8 GAS 186 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100137  Anthriscus caucalis G. Smick 2003-4-29 GAS 148 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100148  Castilleja foliolosa G. Smick 2003-2-20 GAS 48 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100149  Castilleja exserta subsp. exserta G. Smick 2003-3-25 GAS 78 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100160  Adiantum jordanii A. Langston 2003-6-19 AL 52 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100166  Uropappus lindleyi G. Smick 2003-4-8 GAS 129 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS100177  Micropus californicus G. Smick 2003-4-29 GAS 149 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99951  Eriophyllum confertiflorum var. confertiflorum G. Smick 2003-5-13 GAS 187 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99965  Plantago lanceolata G. Smick 2003-5-30 GAS 203 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99970  Claytonia perfoliata subsp. perfoliata S. O'Neil 2003-2-18 SEO 5 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99974  Ranunculus californicus S. O'Neil 2003-2-18 SEO 3 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99978  Prunus dulcis G. Smick 2003-2-18 GAS 63 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99981  Holodiscus discolor A. Langston 2003-6-12 AL 40 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  JEPS99990  Gilia clivorum G. Smick 2003-3-25 GAS 89 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  CAS-BOT-BC259524  Eriogonum luteolum var. luteolum Janet Haden 1988-10-10 s.n. Contra Costa Mt. Zion quarry on a peripheral terrace. Near Clayton Comment
  UC2070590  Verbena bonariensis Barbara Ertter 2005-8-18 18638 Contra Costa Mudflats on SE side of San Pablo Reservoir in East Bay Hills, east of San Pablo Dam Road between San Pablo and Orinda. Comment
  UC691167  Melica torreyana Mary L. Bowerman 1935-5-8 2972 Contra Costa Muir Area 1036 Comment
  UC691579  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Muir Area Mount Diablo 1005 Comment
  SEINET13954084 Image available Quercus wislizeni Peter H. Raven 1950-1 1355 Contra Costa Muraga Ridge 305 Comment
  SBBG122849  Gilia achilleifolia subsp. multicaulis B. Ertter, T. Morosco, L. Hosley 1995-5-29 14226 Contra Costa knoll ca. 0.5 mi N of Curry Pt, Mt Diablo 487 Comment
  UCSB12521  Avena fatua Grah, Nancy 1962-4-14 Contra Costa 0.2 mi N of Miner Rd on Sleepy Hollow Lane; Orinda 182 Comment
  SBBG115406  Agropogon littoralis B. Crampton 1959-9-3 5454 Contra Costa ca. 2 mi N of Orinda, Bear Crk, East Bay Municipal Utilities District Project Comment
  SBBG122952  Lasthenia glabrata subsp. glabrata B. Ertter, C. Thayer 1993-5-7 11705 Contra Costa ca. 0.5 mi N of Vollmer Peak, East Bay Municpal Utilities District land E of Tilden Park 457 Comment
  POM312380  Downingia pulchella Francia Chisaki, S. Galen Smith, Peter M. Ray 1951-4-14 1980 Contra Costa 7 miles N of Walnut Creek, E of Hwy 21, 0.2 mile S of intersection with Hwy 4. Comment
  UCSB10857  Lupinus nanus Judy Hayes 1961-3-29 48 Contra Costa collected 2.0 mi N, along Cliffhill Road Danville - Danville and Cliffhill Road Comment
  UC2013057  Symphyotrichum subulatum Barbara Ertter with CNPS 1990-9-16 9645 Contra Costa NE Contra Costa Co.: Bethel Island NE of Brentwood, E end of Gateway Road at W edge of Franks Tract State Recreation Area. Comment
  UC2012963  Anthriscus caucalis Barbara Ertter with Travis Columbus 1990-6-10 9111 Contra Costa NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill, damp soil in eroded stream cut, near crossing on Spengler Trail NE of Briones Peak. Comment
  UC2013032  Helianthella castanea Barbara Ertter with Travis Columbus 1990-6-10 9107 Contra Costa NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill; E-facing steep hillside above junction of Spengler and Blue Oaks trails. Comment
  UC2012962  Sambucus mexicana Barbara Ertter with Travis Columbus 1990-6-10 9112 Contra Costa NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill; edge of stream near crossing on Spengler Trail NE of Briones Peak. Comment
  UC2013027  Navarretia mellita Barbara Ertter with Travis Columbus 1990-6-10 9100 Contra Costa NE corner of Briones Regional Park, Briones Hills W of Pleasant Hill; trail heading down ridge on N side of Briones Peak. Comment
  CAS-BOT-BC26795  Cordylanthus nidularius John Thomas Howell 1942-7-19 17044 Contra Costa NE of Deer Flat, Mt. Diablo Comment
  JEPS74986  Cordylanthus nidularius T. I. and F. M. Chuang 1975-6-29 7517 Contra Costa NE of Deer Flat; Mt. Diablo Comment
  JEPS97525  Eriophyllum confertiflorum R. D. Stone 1980-7-13 269 Contra Costa NE of intersection of Skyline Ave. and Snake Blvd. Huckleberry Trail; Oakland Hills 396 Comment
  UC2031442  Eurybia radulina Barbara Ertter 1990-11-11 9710 Contra Costa NW Contra Costa County: Carquinez Straits Regional Park east of Crockett 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
  CHSC67530  Pogogyne zizyphoroides James D. Jokerst 1989-3-28 3065 Contra Costa NW of jct. Byron Hot Springs Rd. and Armstrong Rd. NE of Livermore. Comment
  CAS-BOT-BC294022  Deinandra kelloggii K. Brandegee 1907-5-5 s.n. Contra Costa Near Antioch Comment
  CAS-BOT-BC324487  Madia radiata K. Brandegee 1908-4-9 50 Contra Costa Near Antioch Comment
  CAS-BOT-BC180529  Astragalus asymmetricus Katharine Brandegee 1908-1-1 s.n. Contra Costa Near Antioch. Comment
  RSA102247  Boisduvalia cleistogama M. K. Curran 1886-05 s.n. Contra Costa Near Antioch. Comment
  PASA2233  Lithophragma affine Annetta Carter 1929-3-31 Contra Costa Near Clayton Comment
  CAS-BOT-BC267239  Viburnum ellipticum Mary L. Bowerman; Walter & Irja Knight 1967-11-6 2301 Contra Costa Near Curry Park in Morgan Territory, Sulphur Spring Canyon, half way between canyon source and active spring, 15 yards above creek 365 Comment
  CAS-BOT-BC87097  Streptanthus glandulosus subsp. glandulosus John Thomas Howell 1942-5-24 16965 Contra Costa Near Deer Flat, Mount Diablo. Comment
  CAS-BOT-BC223860  Frankenia salina L. R. Abrams 1916-7-1 5730 Contra Costa Near Martinez Comment
  CAS-BOT-BC180527  Astragalus asymmetricus Ira L. Wiggins 1930-4-17 4562 Contra Costa Near Montain House, Altamont Pass. Comment
  CAS-BOT-BC26494  Trifolium triflorum M. K. Curran 1883-1-1 s.n. Contra Costa Near Mt. Diablo Comment
  SEINET10893043  Hainardia cylindrica E. E. Stanford 1930-5-16 Stanford 1485 Contra Costa Near Old River. Levee. Comment
  CDA32513  Melica imperfecta A. A. Beetle 1941-3-28 Contra Costa Near Orinda 0 Comment
  POM204460  Phacelia ciliata J. T. Howell 1933-3-29 10915 Contra Costa Near Pittsburg. Comment
  CAS-BOT-BC277974  Cirsium cymosum John Thomas Howell 1942-7-19 17039 Contra Costa Near Rock City, Mt. Diablo Comment
  CAS-BOT-BC288883  Centromadia parryi subsp. congdonii John Thomas Howell 1932-10-16 10820 Contra Costa Near San Ramon Comment
  CAS-BOT-BC494048  Calochortus venustus L. R. Abrams 1921-5-25 8054 Contra Costa Near Spring 4 1/2 mi from summit mt Diablo Comment
  UC1076301  Orobanche fasciculata Herbert L. Mason 1926-5-7 2704 Contra Costa Near Summit of Mount Diablo. Comment
  POM301028  Vulpia microstachys var. ciliata Mary L. Bowerman 1935-4-19 2861 Contra Costa Near Turtle Rock; Mount Diablo. 457 Comment
  RSA455876  Hemizonia E. E. Stanford 1930-9-20 2099 Contra Costa Near Walnut Creek Comment
  RSA639387  Castilleja affinis H. P. Bracelin 1933-6-10 768 Contra Costa Near crest of hills north of Berkeley above Kensington. Comment
  CAS-BOT-BC340696  Lactuca virosa John Thomas Howell 1943-8-22 19310 Contra Costa Near head of San Leandro Creek Canyon 243 Comment
  NY68296  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa Near of Deer Flat, Mt. Diablo. Comment
Read comments
Jul 18 2011
  RSA91021  Pediomelum californicum F. W. Peirson 1923-7-1 3618 Contra Costa Near summit of Mt. Diablo. Comment
  UCD113849  Rosa gymnocarpa Collector Unknown Date Unknown 61 Contra Costa Near top of ridge to W of Central Franklin Canyon. 228 Comment
  RSA29619  Solanum umbelliferum Joseph A. Ewan 1934-1-14 8163 Contra Costa Near west rim of Wildcat Creek, back of Berkeley. Comment
  UCSB25081  Dendromecon rigida Rieser, D. 1966-4-2 Contra Costa New Bear Creek Road, 2 mi. north of Old Dam Rd., Orinda 304 Comment
  RSA446230  Stylomecon heterophylla H. de Forest 1930-4-6 s.n. Contra Costa [No location data on label] Comment
  RSA454744  Camissonia campestris subsp. campestris H. de Forest 1930-4-6 s.n. Contra Costa [No location information on label.] Comment
  UCD60104  Cynodon dactylon P. W. Lamborn 1972-11-2 AES Contra Costa Nomellini Ranch. Comment
  JEPS6441  Plantago erecta W. L. Jepson 1922-5-11 9637 Contra Costa North Berkeley Hills Comment
  JEPS36324  Agoseris hirsuta W. L. Jepson 1922-5-26 9673 Contra Costa North Berkeley Hills; Berkeley Hills (North) Comment
  UC692269  Lotus purshianus var. purshianus Mary L. Bowerman 1938-6-14 3676 Contra Costa 1 mi from North Gate (North Road); Mount Diablo 121 Comment
  UC692224  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1938-6-24 3693 Contra Costa road 8.9 mi from North Gate (crest of ridge above road, below Pines Picnic Area); Mount Diablo 792 Comment
  UC1795780  Potamogeton filiformis Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14644 Contra Costa North Gate Road at northwest base of Mount Diablo, ''Tick Pond'' west of road toward Castle Rock. Comment
  JEPS43525  Castilleja affinis subsp. affinis August Hartman 1960-4-19 6 D Contra Costa North Gate Road on Mt. Diablo; Mt. Diablo 609 Comment
  UC2028315  Calochortus venustus Barbara Ertter, Susan D'Alcamo 1998-6-12 16156 Contra Costa North Gate Road on west flank of Mount Diablo, ca 1/2 mile below upper Turtle Rock Ranch buildings. Comment
  UC2028248  Chamaesyce ocellata subsp. ocellata Barbara Ertter, Mary Bowerman, Lisa Schultheis 1998-8-21 16402 Contra Costa North Gate Road on west side of Mount Diablo, 1 mile below Junction. Comment
  UC1618135  Spergularia rubra Barbara Ertter with CNPS Volunteers 1996-5-8 14641 Contra Costa at head of trail from North Gate Road to Diablo Foothills Regional Park (nw foot of Mount Diablo); Mount Diablo 121 Comment
  UCR254830  Polypogon Peter Rubtzoff 1968-9-18 5966 Contra Costa North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance 58 Comment
  UC691663  Stachys ajugoides var. rigida Mary L. Bowerman 1933-6-3 2228 Contra Costa 2 mi by road from w entrance (= North Gate); Mount Diablo Comment
  UC692278  Medicago polymorpha Mary L. Bowerman 1931-4-4 640 Contra Costa 2 mi by road from west entrance (= North Gate); Mount Diablo Comment
  RSA0029676  Galium parisiense Barbara Ertter, Susan D'Alcamo 1998-6-12 16168 Contra Costa North Peak Trail from Devil's Elbow on SE side of Mount Diablo summit, steep rocky S-facing bowl. 1037 Comment
  UC2028302  Calystegia malacophylla subsp. pedicellata Barbara Ertter, Susan D'Alcamo 1998-6-12 16189 Contra Costa North Peak Trail south of Prospectors Gap on east side of Mount Diablo summit. Comment
  UC1795716  Claytonia rubra subsp. depressa Barbara Ertter, Brad Olson, Diane Lake 1996-4-14 14591 Contra Costa North Peak of Mt. Diablo; open rocky flats. Comment
  UC692349  Lomatium californicum Mary L. Bowerman 1933-4-26 1926 Contra Costa North Peak ridge e.-s.e. of the peak Mt. Diablo (just n. of crest near a solitary Pinus sabiniana which is on the crest of the ridge) 518 Comment
  UC692340  Bromus madritensis subsp. rubens Mary L. Bowerman 1933-4-26 1913 Contra Costa North Peak ridge ese of the peak, Mount Diablo North Peak; Mount Diablo 609 Comment
  SEINET10464449  Githopsis diffusa subsp. robusta Bowerman 1933-6-7 BOWERMAN 2260 Contra Costa North Peak; Bare rocks by register Comment
  UC691490  Layia platyglossa Mary L. Bowerman 1931-5-7 811 Contra Costa grassy area near saddle on side North Peak; Mount Diablo, Meridian-North Peak saddle Comment
  UC691568  Triphysaria eriantha subsp. eriantha Mary L. Bowerman 1931-4-4 650 Contra Costa North Rd = near west road (between 1 and 4.5 mi from entrance) Mount Diablo Comment
  POM300991  Bellardia trixago Mary L. Bowerman 1938-5-25 3632 Contra Costa North Road 1.6 miles from North Gate where stream crosses road. 152 Comment
  UC691679  Gilia clivorum Mary L. Bowerman 1935-4-17 2840 Contra Costa North Road 2 mi from North Gate (Mount Diablo); , North Road 289 Comment
  POM300971  Gilia achilleifolia subsp. multicaulis Mary L. Bowerman 1935-5-1 2932 Contra Costa North Road 2 miles from North Gate. 183 Comment
  POM301046  Hemizonia fitchii Mary L. Bowerman 1936-9-17 3548 Contra Costa North Road 2.5 miles from North Gate. 244 Comment
  UC692213  Chorizanthe membranacea Mary L. Bowerman 1938-5-28 3636 Contra Costa North Road 4.7 mi from North Gate (Mount Diablo); Mount Diablo 411 Comment
  RSA721536  Kickxia elatine Barbara Ertter 1995-9-30 14525 Contra Costa North bank of Cerrito Creek at end of Yosemite Avenue in El Cerrito, foot of Albany Hill. Comment
  RSA0027881  Sanicula crassicaulis Barbara Ertter, Holly C. Forbes 1997-4-20 15563 Contra Costa North base of Mount Diablo, Eagle Peak Trail on NE side of Eagle Ridge below Twin Peaks. Comment
  UC2027978  Amaranthus blitoides Barbara Ertter with Mary Bowerman 1996-11-1 15397 a Contra Costa North base of Mount Diablo, downstream from Mitchell Canyon parking lot. Comment
  UC2028101  Vinca major Barbara Ertter, Mary Bowerman 1996-11-1 15396 Contra Costa North base of Mount Diablo, downstream from Mitchell Canyon parking lot. Comment
  UC2027880  Rubus armeniacus Barbara Ertter with Mary Bowerman 1996-11-1 15404 Contra Costa North base of Mount Diablo, lower Donner Creek between trailhead and cabin site. Comment
  UC2027755  Prunus cerasifera Barbara Ertter, Mary Bowerman 1996-11-1 15407 Contra Costa North base of Mount Diablo, lower Donner Creek. Comment
  UC2027970  Galium parisiense Barbara Ertter with Richard Rabeler, Tony Morosco 1997-6-10 15660 Contra Costa North base of Mount Diablo, lower end of Mitchell Canyon. Comment
  UC2027846  Amaranthus albus Barbara Ertter, Mary Bowerman 1996-11-1 15402 Contra Costa North base of Mount Diablo, near Donner Canyon trailhead at end of Regency Drive. Comment
  RSA0028852  Crypsis vaginiflora Barbara Ertter, Richard K. Rabeler, Tony Morosco 1997-6-10 15659 Contra Costa North base of Mount Diablo, pond on Three Springs Road. Comment
  UC2027816  Microseris douglasii Barbara Ertter with Holly Forbes 1997-4-20 15550 Contra Costa North base of Mount Diablo, roadside on trail to Back Creek from Mitchell Canyon trailhead. Comment
  UC2027819  Geranium molle Barbara Ertter with Holly Forbes 1997-4-20 15547 Contra Costa North base of Mount Diablo, trail to Back Creek from Mitchell Canyon trailhead. Comment
  UC2027850  Yabea microcarpa Barbara Ertter with Holly Forbes 1997-4-20 15555 Contra Costa North base of Mount Diablo, trail to Back Creek from Mitchell Canyon trailhead. Comment
  UC2032841  Soliva sessilis Doran, Andrew Scott 2012-3-20 712 Contra Costa North east side of Brooks Island Comment
  UC2027834  Lathyrus jepsonii var. californicus Barbara Ertter 2001-5-10 17635 Contra Costa North flank of Mount Diablo, SE of Mitchell Canyon trailhead, on traversing road to Mitchell Rock Trail. Comment
  JEPS123328  Plagiobothrys bracteatus David Gowen with Chris Thayer 2010-4-30 1093 Contra Costa North of Briones Reservoir. On Oursan Trail and adjacent slopeca. 2/3 of the way from Hampton Trail junction to the north end of the dam. Comment
  UC692376  Torilis nodosa Mary L. Bowerman 1930-6-3 230 Contra Costa North road 1.9 miles from entrance 167 Comment
  POM300625  Melica californica Mary L. Bowerman 1935-5-1 2941 Contra Costa North road 4.4 miles from North Gate. Mount Diablo. 396 Comment
  UC2029191  Stipa pulchra Barbara Ertter with Brad Olson et al. 2000-6-2 17298 Contra Costa North side Brushy Peak Regional Preserve NE of Livermore Comment
  UC2028236  Camissonia contorta Barbara Ertter, Tony Morosco 1998-9-18 16438 Contra Costa North side Lime Ridge Open Space northwest of Mount Diablo. Comment
  UC2028561  Amaryllis belladonna Barbara Ertter with Mary Barkworth 2000-9-24 17528 Contra Costa North side Mount Diablo, near former well at Donner Cabin site on Donner Creek. Comment
  UC1795674  Elymus trachycaulus subsp. trachycaulus Barbara Ertter, Holly Forbes 1996-2-11 14550 Contra Costa North side Mount Diablo; North Peak trail on east side on main peak, steep slope, openings among scrub oak, umbellularia. 1005 Comment
  UC2028455  Ailanthus altissima Barbara Ertter with Joanne Kerbavaz and Mary Bowerman 2000-8-20 17508 Contra Costa North side Mount Olympia in Mount Diablo State Park, bulldozed site of former occupation at Zippe Spring Comment
  UC2028229  Nerium oleander Barbara Ertter 1998-11-15 16467 Contra Costa North side Mount Olympia on north side Mount Diablo. Comment
  UC2028555  Cortaderia selloana Barbara Ertter 1998-11-15 16459 Contra Costa North side Mount Olympia on north side Mount Diablo. Comment
  UC2028995  Cardamine oligosperma Barbara Ertter 2000-3-30 16912 Contra Costa North side of Mount Diablo, Deer Flat at head of Mitchell Canyon. Comment
  UC2027761  Cardamine hirsuta Barbara Ertter 1997-2-11 15453 Contra Costa North side of Mount Diablo, Donner Cabin site on Donner Canyon Road. Comment
  UC2070578  Ficus carica Barbara Ertter with Tony Morosco 1996-7-27 15035 Contra Costa North side of Mount Diablo, Donner Cabin site on lower Donner Canyon Road. Comment
  CAS-BOT-BC422911  Stylomecon heterophylla John Thomas Howell 1931-5-12 6480 Contra Costa North side of Mt. Diablo Comment
  CAS-BOT-BC184662  Vulpia myuros subsp. megalura Edward Lee 1936-4-19 1953 Contra Costa Northeast shore of island, Red Rock, San Francisco Bay Comment
  RSA113596  Clarkia rubicunda Peter H. Raven 1957-7-5 11050 Contra Costa Northeast side of the hills at Point Richmond 107 Comment
  CDA20386  Avena fatua P. Akers 2002-5-11 s.n.- 3 d Contra Costa Northern California; Mt Diablo Rd. 205 Comment
  CDA19920  Aegilops triuncialis Slate 2002-6-2 PDR P 099580 Contra Costa Northern California; Mt Diablo State Park. 0 Comment
  CDA20379  Quercus agrifolia var. agrifolia P. Akers 2002-5-11 s.n.- 1 Contra Costa Northern California; Mt Diablo Summit Trail at water tank picnic area. 873 Comment
  UC2013053  Glycyrrhiza lepidota Barbara Ertter with Mary Bowerman, Lisa Schultheis 1996-7-5 14920 Contra Costa Northwest base of Mount Diablo access to Foothills Regional Park from North Gate Road along Little Pine Creek. Comment
  UC2013066  Cynara cardunculus Barbara Ertter with Mary Bowerman, Lisa Schultheis 1996-7-5 14927 Contra Costa Northwest base of Mount Diablo, access to Foothills Regional Park from North Gate Road along Little Pine Creek. Comment
  UC2043011  Cotula coronopifolia Barbara Ertter with Mary Bowerman, Lisa Schultheis 1996-7-5 14915 Contra Costa Northwest base of Mount Diablo, access to Foothills Regional Park from North Gate Road along Little Pine Creek. Comment
  UC2028435  Epilobium densiflorum Barbara Ertter with Chris Thayer 1996-10-25 15352 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park Comment
  UC2027884  Atriplex rosea Barbara Ertter, Chris Thayer 1996-10-25 15367 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park. Comment
  UC2027888  Euphorbia serpillifolia subsp. serpillifolia Barbara Ertter with Chris Thayer 1996-10-25 15359 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park. Comment
  JEPS68969  Claytonia exigua subsp. exigua Edward Lee 1935-3-10 1303 Contra Costa Nortonville , Kirker Creek (s watershed Kirker Creek) Comment
  CAS-BOT-BC24108  Arctostaphylos auriculata Alice Eastwood; John Thomas Howell 1936-4-19 2130 Contra Costa Nortonville Comment
  CAS-BOT-BC24119  Arctostaphylos auriculata John Thomas Howell 1931-5-12 6477 Contra Costa Nortonville Comment
  CAS-BOT-BC305327  Helianthella castanea John Thomas Howell 1931-5-12 6475 Contra Costa Nortonville Comment
  CAS-BOT-BC45656  Quercus agrifolia John Thomas Howell 1950-7-5 26638 Contra Costa Nortonville Comment
  JEPS33801  Hesperevax sparsiflora var. sparsiflora W. L. Jepson 1931-4-5 15719 Contra Costa Nortonville 457 Comment
  RSA15451  Mimulus aurantiacus var. aurantiacus J. T. Howell 1936-4-19 s.n. Contra Costa Nortonville Comment
  RSA66775  Lepidium latipes J. T. Howell 1933-3-29 10907 Contra Costa Nortonville Comment
  SBBG21163  Lepechinia calycina V. Haraden 1941-7-18 11 Contra Costa near Nortonville 121 Comment
  UC961415  Malacothamnus fremontii John Thomas Howell and T. H. Kearney 1950-7-5 26635 Contra Costa Nortonville Comment
  POM203316  Hesperolinon micranthum J. T. Howell 1931-5-12 6472 Contra Costa Nortonville Comment
  SEINET12352720  Plantago elongata L. S. Rose 1933-3-29 33040 Contra Costa Nortonville Comment
  UC1562540  Lupinus microcarpus var. microcarpus Barbara Ertter with Elizabeth Neese 1988-4-24 7453 Contra Costa between and parallel to Nortonville and Somersville roads Black Diamond Mines Regional Preserve sw Antioch; Black Diamond Mines Regional Preserve Comment
  CAS-BOT-BC327382  Senecio aphanactis John Thomas Howell 1933-3-29 10900 Contra Costa Nortonville hills Comment
  SJSU10109  Silene gallica R. L. Fisher 1958-5-10 Contra Costa Nortonville near Clayton Comment
  SD70001  Malacothamnus fremontii Darley F. Howe 1968-5-20 4515 Contra Costa Nortonville. Comment
  RSA8388  Lepidium dictyotum var. acutidens L. S. Rose 1933-3-29 33041 Contra Costa Nortonville. Comment
  UC592192  Nemophila heterophylla H. L. Mason 1929-3-15 5052 Contra Costa Nortonville; on grassy hillslopes Comment
  CAS-BOT-BC23556  Arctostaphylos crustacea Lewis S. Rose 1954-3-1 54004 Contra Costa Oakland Hills above Redwood Canyon 609 Comment
  UC905261  Smilacina racemosa J. A. Rattenbury 1948-5-11 114 Contra Costa 1/2 mi e Oakland Tunnel (on s side of hwy above creek) 243 Comment
  UC5471  Quercus agrifolia A. Resmond 1862-10-24 1474 Contra Costa near summit between Oakland and Walnut Creek Comment
  UC24711  Cryptantha intermedia unknown 1900-3-24 Contra Costa Oakley Comment
  UC455500  Gutierrezia sarothrae I. J. Condit 1908-8-20 Contra Costa Oakley Comment
  UC692504  Clarkia affinis Mary L. Bowerman 1933-5-17 2095 Contra Costa due s Olafsons' barn (branch of Curry Cave Canyon); Mount Diablo Comment
  RSA224327  Euphorbia crenulata Paul F. Covel 1938-5-1 1496 Contra Costa Old Tunnel Road. Comment
  CAS-BOT-BC311409  Hypochaeris radicata R. E. Frenkel 1964-2-22 358 Contra Costa On Giant Road, 0.4 mile north ATSF RR crossing, Richmond 15 Comment
  CAS-BOT-BC305247  Grindelia hirsutula R. E. Frenkel 1963-8-18 267 Contra Costa On Giant Road, 0.4 mile north of ATSF RR crossing, Richmond 15 Comment
  CAS-BOT-BC190082  Crypsis schoenoides R. E. Frenkel 1964-9-17 863 Contra Costa On Marsh Creek Road at shore of Marsh-Kellogg Creek Reservoir. 45 Comment
  SEINET10779730  Asclepias californica subsp. greenei D. G. Nelson 1937-4-24 Nelson 520 Contra Costa On Marsh Creek Road, between Byron and Clayton Comment
  CAS-BOT-BC289560  Hordeum marinum subsp. gussoneanum R. E. Frenkel 1963-5-22 207 Contra Costa On Morgan Territory Road, 0.2 mile south of summit 637 Comment
  UCD169966  Lepidium chalepense R. M. Case 2001-5-10 PDR-P 088777 Contra Costa On Solano Ave., Concord. Comment
  SEINET10486145  Lupinus polycarpus Frenkel 1964-3-27 FRENKEL 409 Contra Costa On giant road, .4 mi n of atsf rr crossing, richmond. 15 Comment
  CAS-BOT-BC162631  Clarkia R. D. Stone 1983-5-17 509 Contra Costa On ridge at northe end of Walker Ranch, near Alameda County line ca. 9 mi. NE of Livermore and 1 mi. NNE of Brushy Peak, upper Kellogg Creek drainage 342 Comment
  UCD95520  Aquilegia formosa Collector unknown Date unknown s.n. Contra Costa On ridge to west of Franklin Canyon (Central). 274 Comment
  CAS-BOT-BC224219  Eriodictyon californicum L. R. Abrams 1921-5-25 8061 Contra Costa On road to summit, Mt Diablo Comment
  CAS-BOT-BC314874  Hemizonia congesta subsp. luzulifolia Walter Knight 1978-8-8 3109 Contra Costa On s.e. corner of Interstate 80 and Appian Way, near Pinole Comment
  RSA108334  Leymus triticoides Frank W. Gould 1941-7-4 1302 Contra Costa On wastelands along Bay just north of Albany race track. Comment
  RSA121718  Umbellularia californica R. C. Wilson 1935-3-29 156 Contra Costa One mile southwest of Mount Diablo. 1006 Comment
  UC1300992  Platystemon californicus Helen K. Sharsmith 1963-3-24 5253 Contra Costa hills e Orinda (San Francisco Bay Region); , e of Orinda 213 Comment
  RSA29241  Dirca occidentalis Joseph A. Ewan 1934-3-10 8643 Contra Costa 2 miles below Orinda Road bridge, Wildcat Canyon Comment
  RSA29244  Lupinus albifrons var. albifrons Joseph A. Ewan 1934-3-10 8645 Contra Costa 2 mi. below Orinda Road bridge, Wildcat Canyon. Comment
  RSA29235  Sherardia arvensis Joseph A. Ewan 1934-3-10 8630 Contra Costa 1 mile below Orinda Road. Wildcat Canyon. Comment
  UC1222107  Polypodium calirhiza Joseph Andorfer Ewan 1934-3-10 8657 Contra Costa 1/2 mi below Orinda rd. bridge; Wildcat Canyon Comment
Read comments
Aug 23 2009
  UC723819  Dirca occidentalis Joseph Andorfer Ewan 1934-3-10 8643 Contra Costa creek bottom flat 2 mi below Orinda road bridge; Wildcat Canyon Comment
  UCD87436  Nassella pulchra A. A. Beetle 1941-3-29 1718 Contra Costa Orinda. Comment
  UCD161481  Melica torreyana A. A. Beettle 1941-3-28 1723 Contra Costa near Orinda. Comment
  UC1122560  Epilobium ciliatum subsp. ciliatum H. S. Yates 1934-9-2 4074 Contra Costa 1 1/2 mi nw Orinda; Concord Quadrangle Comment
  UC570402  Ribes californicum Chas. M. Belshaw 1936-2-16 1592 Contra Costa 1 3/4 mi nnw Orinda; Sobrante and Briones Hills, Bear Creek 99 Comment
  CAS-BOT-BC419326  Persicaria punctata Vincent Jones 1920-8-29 s.n. Contra Costa Orrwood Comment
  CAS-BOT-BC404065  Urtica dioica subsp. holosericea Vincent Jones 1920-8-29 s.n. Contra Costa Orwood Comment
  UC697148  Monolopia major Mary L. Bowerman 1933-5-25 2196 Contra Costa e of saddle Osyter Ridge; Mount Diablo 396 Comment
  UCD125942  Verbena hastata Malcolm A. Nobs; S. Galen Smith 1949-7-8 942 Contra Costa Otto's Black Bass Resort, 4 miles N of Kingston. Comment
  CAS-BOT-BC199277  Calystegia sepium subsp. limnophila Malcom A. Nobs; S. Galen Smith 1949-7-8 941 Contra Costa Otto's Black Bass Resort, 4 miles north of Kingston Comment
  UC692387  Gastridium ventricosum Mary L. Bowerman 1932-4-27 1397 Contra Costa Oyster Ridge, South face Mount Diablo (canyon w of Riggs Canyon); , Oyster Ridge, s face Comment
  UC692392  Gastridium ventricosum Mary L. Bowerman 1933-5-25 2190 Contra Costa Oyster Ridge, w end of s face Mount Diablo; , Oyster Ridge, w end of s face Comment
  SEINET9340094  Umbellularia californica Unknown 2007-3-24 07 .082 Contra Costa Ozol Comment
  UC53466  Leymus triticoides Jos. Burtt Davy 1900-6-7 6658 Contra Costa near Pacheco Comment
  JEPS111600  Oenanthe sarmentosa A. G. Murdock 2004-6-4 324 Contra Costa Pacheco Marsh 5 Comment
  JEPS111735  Baccharis glutinosa D. G. Kelch 2004-9-2 04 .338 Contra Costa Pacheco Marsh Marsh east of Martinez and I-680 and east of lone tree Marsh. 5 Comment
  UC1818878  Carex serratodens Barbara Ertter, Kristin Ertter 1995-7-11 14487 Contra Costa Partial shade of willows, mudflat around Pine Pond inlet. Comment
  CAS-BOT-BC304580  Gutierrezia californica L. R. Abrams 1917-9-13 6728 Contra Costa Patterson Pass Comment
  UC691106  Oemleria cerasiformis Mary L. Bowerman 1935-3-16 2734 Contra Costa Peach Tree Springs Rd. Mount Diablo (e fork of canyon) 228 Comment
  UC1121599  Viola pedunculata H. S. Yates 1936-3-14 5355 Contra Costa 1/2 mi n of mouth of Perkins Canyon 228 Comment
  UC692601  Rhamnus tomentella subsp. tomentella Mary L. Bowerman 1933-1-7 1685 Contra Costa Perkins Canyon, by dirt road Mount Diablo Comment
  UC1123273  Dodecatheon clevelandii subsp. patulum H. S. Yates 1936-3-14 5356 Contra Costa 1/2 mi n of mouth of Perkins Canyon; Mt. Diablo Quadrangle Comment
  UC691452  Hypochaeris glabra Mary L. Bowerman 1931-4-11 691 Contra Costa Pine Canyon 121 Comment
  UC188878  Melica californica Harley P. Chandler 1901-4-5 965 Contra Costa between Pine Canyon and Mt. Diablo Summit; Mt. Diablo Region Comment
  UC2070635  Carex densa Barbara Ertter with Kevin Hintsa et al. 2003-4-20 18156 Contra Costa Pine Canyon on west side Mount Diablo, flood-scoured flat above Pine Pond. Comment
  CAS-BOT-BC342120  Logfia filaginoides John Thomas Howell 1940-4-21 15406 Contra Costa Pine Canyon, Mt. Diablo Comment
  UC62937  Helianthella castanea H. M. Evans 1907-4-6 Contra Costa Pine Canyon, Mt. Diablo Comment
  UC2028947  Trifolium hybridum Barbara Ertter 2000-7-16 17391 Contra Costa lower Pine Creek in Diablo Foothills Regional Park. Comment
  UC2029075  Euphorbia peplus Barbara Ertter 2000-7-16 17406 Contra Costa Pine Creek on WNW base of Mount Diablo, willow patch above Pine Pond. Comment
  UC2029171  Verbena lasiostachys var. scabrida Barbara Ertter 2000-7-16 17409 Contra Costa Pine Creek on WNW base of Mount Diablo. Comment
  UC1818958  Trifolium hirtum Barbara Ertter, Kristin Ertter 1995-7-11 14479 Contra Costa Pine Creek on West side of Mt. Diablo southwest of Walnut Creek; partial shade of oak forest, road along Pine Cr. in Diablo Foothills Regional Park 152 Comment
  JEPS22039  Rupertia physodes G. Thomas Robbins 1958-7-6 3890 Contra Costa along Pinehurst Road about 1/4 mi above Alameda Co. line (on slopes above Upper San Leandro Reservoir) 228 Comment
  UCR274616  Lupinus latifolius Daisie Huang 2006-7-18 60718- 05 Contra Costa Pinehurst Road above Moraga Road 156 Comment
  UCD91129  Poa howellii P. B. Kennedy 1916-1 s.n. Contra Costa Pinehurst. Comment
  UCD91671  Poa secunda subsp. secunda P. B. Kennedy 1916-5-1 s.n. Contra Costa Pinehurst. Comment
  UC1618363  Pennisetum villosum Barbara Ertter, Brad Olson 1993-10-30 12290 Contra Costa w of railroad tracks n of mouth of Pinole Creek (along railroad track, San Pablo Regional Shoreline); San Pablo Regional Shoreline Comment
  JEPS111680  Helenium puberulum D. G. Kelch 2003-8-13 03 .134 Contra Costa Pinole Creek 68 Comment
  CAS-BOT-BC500075  Dichelostemma capitatum Barrett Anderson 1987-4-30 3503 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole Dam site for EBMUD. 125 Comment
  CAS-BOT-BC209592  Cornus sericea Barrett Anderson 1987-4-30 3489 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD 125 Comment
  CAS-BOT-BC129921  Salix bonplandiana Barrett Anderson 1987-4-29 3476 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD. 125 Comment
  CAS-BOT-BC169517  Corylus cornuta subsp. californica Barrett Anderson 1987-4-29 3477 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD. 125 Comment
  CAS-BOT-BC206881  Aesculus californica Barrett Anderson 1987-4-30 3494 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD. 125 Comment
  CAS-BOT-BC89766  Lepidium latipes Barrett Anderson 1987-4-29 3483 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD. 125 Comment
  CAS-BOT-BC138386  Aira caryophyllea var. caryophyllea Barrett Anderson 1987-4-29 3479 Contra Costa Pinole Creek in Pinole Valley near Castro Ranch Road. Pinole dam site for EBMUD. 125 Comment
  JEPS112428  Myriophyllum aquaticum Christopher Thayer 1996-3-29 Contra Costa Pinole Creek, near intersection of Pinole Vally Rd and Castro Ranch Rd, on East Bay Municipal Utility District land Comment
  JEPS111562  Clarkia purpurea subsp. purpurea A. G. Murdock 2004-5-28 294 Contra Costa Pinole Peak 405 Comment
  JEPS111563  Clarkia affinis A. G. Murdock 2004-5-28 273 Contra Costa Pinole Peak 405 Comment
  JEPS111775  Plectritis macrocera D. G. Kelch 2005-3-25 05 .83 Contra Costa Pinole Peak Fernandez Ranch. West of Christie Road. South of I-4 (behind golf course) and North of Pinole Peak 250 Comment
  JEPS111847  Plagiobothrys nothofulvus D. G. Kelch 2005-3-25 05 .86 Contra Costa Pinole Peak Fernandez Ranch. West of Christie Road. South of I-4 (behind golf course) and North of Pinole Peak 250 Comment
  JEPS111861  Capsella bursa-pastoris D. G. Kelch 2004-3-12 04 .27 Contra Costa Pinole Valley Hillside and canyon above Wright Road. Off of Pinole Valley Road 220 Comment
  CDA31461  Agrostis pallens D. G. Kelch 2006-5-27 6 .217 Contra Costa Pinole Valley Park, S of Pinole Valley Road near crest of El Sobrante Ridge. Comment
  HSC15274  Vicia sativa subsp. sativa Greg Bos 1963-4-26 93 Contra Costa Pinole Valley Rd., SE of Pinole 76 Comment
  RSA21593  Camissonia ovata Carl B. Wolf 1937-3-28 8318 Contra Costa 2 miles south of Pinole on San Pablo road 30 Comment
  UC579839  Lamium amplexicaule Annetta Carter 1937-4-4 1230 Contra Costa about 10 mi e Pinole; Vaca Canyon Comment
  JEPS73600  Lupinus bicolor L. R. Heckard 1971-4-22 2496 Contra Costa along railroad grade near highway 80 crossing e Pinole; e of Pinole Comment
  UC691241  Bromus diandrus Mary L. Bowerman 1933-5-2 1948 Contra Costa below Pioneer Camp (Mount Diablo); Mount Diablo 762 Comment
  UC691764  Navarretia pubescens Mary L. Bowerman 1932-11-19 1652 Contra Costa Pioneer Camp Mount Diablo Comment
  UC692530  Lotus humistratus Mary L. Bowerman 1933-5-2 1940 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  JEPS87911  Phragmites australis Barbara Ertter, Dianne Lake, Brad Olson, Lynne Hosley, and Amy Hiss 1991-8-18 10707 Contra Costa n Pittsburg (near confluence of Sacramento and San Joaquin Rivers, opposite Pittsburg Marina, near w end of <Browns> Island); Browns Island Comment
  JEPS96224  Grindelia hirsutula Barbara Ertter, Dianne Lake, Brad Olson, Lynne Hosley, Amy Hiss 1991-8-18 10716 Contra Costa n Pittsburg (near confluence of Sacramento and San Joaquin rivers, w-most point opposite Pittsburg marina); Browns Island Comment
  CAS-BOT-BC100333  Blepharizonia plumosa R. F. Hoover 1937-8-31 2704 Contra Costa Pittsburg Comment
  CAS-BOT-BC127914  Blepharizonia laxa R. F. Hoover 1937-9-2 2710 Contra Costa 1 mi. s. of Pittsburg Comment
  UC761866  Blepharizonia laxa R. F. Hoover 1937-9-2 2710 Contra Costa 1 mi s of Pittsburg Comment
  UC1618419  Grindelia hirsutula Barbara Ertter, Diane Lake, Brad Olson, Lynne Hosley, Amy Hiss 1991-8-18 10716 Contra Costa west-most point opposite Pittsburg Marina (Browns Island n of Pittsburg near confluence of Sacramento and San Joaquin Rivers); Browns Island Comment
  UC1618318  Calochortus luteus Barbara Ertter with Travis Columbus 1990-6-10 9098 Contra Costa w of Pleasant Hill (trail heading down ridge on n side of Briones Peak, at jct with Spengler Trail, ne corner of Briones Regional Park, Briones Hills); Briones Hills, Briones Regional Park 274 Comment
  UC1118235  Eriophyllum lanatum var. achilleoides C. M. Belshaw 1936-5-8 2065 Contra Costa Plot 5 Mount Diablo Quadrangle, Mt. Diablo (se slope of mt.) Comment
  UC114011  Clarkia rubicunda Katharine Brandegee 1908-7-3 Contra Costa n side Point Isabel (type locality) Comment
  UC1618203  Asparagus asparagoides Barbara Ertter 1991-1-21 9715 Contra Costa ne corner Point Isabel Regional Shoreline (El Cerrito, sw corner of Contra Costa County); El Cerrito Comment
  JEPS107101  Tragopogon porrifolius Barbara Ertter 1991-5-12 9812 Contra Costa Point Isabel Regional Shoreline in SW corner of El Cerrito; along old railroad right-of-way between San Francisco Bay and Salicornia marsh. Comment
  RSA691922  Gaura parviflora Barbara Ertter 1991-9-22 10827 Contra Costa Point Isabel Regional Shoreline in southwest El Cerrito, along abandoned railroad right-of-way, near asphalt heap Comment
  RSA720810  Lavatera assurgentiflora Barbara Ertter 1994-6-6 12822 Contra Costa Point Isabel in south Richmond Comment
  UC1819058  Linum bienne Barbara Ertter, Rich Rabeler 1994-6-6 12818 Contra Costa Point Isabel in south Richmond; black cinders on old railroad bed north of Costco; landfill. Comment
  UC71939  Microseris douglasii subsp. douglasii Jos. Burtt Davy 1897-4-17 Contra Costa Point Isabel. Comment
  UC1584824  Rumex salicifolius var. crassus Jerry Powell 1987-7-14 1501 Contra Costa Point Molate Beach Comment
  RSA720840  Lupinus formosus var. formosus Barbara Ertter, Dianne Lake, Chris Thayer, Bruce Baeyert 1996-5-16 14674 Contra Costa Point Molate Naval Fuel Depot north of San Rafael bridge, edge of San Francisco Bay. Comment
  UC1795750  Cytisus scoparius Barbara Ertter, Diane Lake, Chris Thayer, Bruce Baeyert 1996-5-16 14678 Contra Costa Point Molate Naval Fuel Depot north of San Rafael bridge, edge of San Francisco Bay; grassland/scrub at northeast corner of area. Comment
  UC1795738  Eriogonum nudum var. auriculatum Barbara Ertter, Diane Lake, Chris Thayer, Bruce Baeyert 1996-5-16 14675 Contra Costa Point Molate Naval Fuel Depot north of San Rafael bridge, edge of San Francisco Bay; grassland/scrub at northeast corner of area. Comment
  UC1584858  Mentha aquatica Jerry Powell 1987-9-15 1523 Contra Costa Point Molate; marshy area at creek mouth to beach Comment
  JEPS111529  Lythrum hyssopifolia D. G. Kelch 2005-5-5 05 .213 Contra Costa Point Pinole - Giant Marsh 3 Comment
  JEPS112438  Juncus occidentalis D. G. Kelch 2004-4-26 04 .144 Contra Costa Point Pinole 30 Comment
  JEPS112439  Juncus balticus D. G. Kelch 2004-4-26 04 .134 Contra Costa Point Pinole Pt Pinole 3 Comment
  SEINET11268191  Salicornia europaea Barbara Ertter 1990-9-30 9656 Contra Costa Point Pinole Regional Shoreline, edge of sparina marsh at edge of salicornia marsh on SW corner of park; edge of San Pablo Bay.; 0 Comment
  JEPS111624  Lomatium utriculatum D. G. Kelch 2005-3-24 05 .56 Contra Costa Point Pinole Southern Pt. Pinole 3 Comment
  JEPS25124  Bromus carinatus var. carinatus G. Thomas Robbins 1959-4-18 3991 Contra Costa near and n of Point Richmond (w base of Potrero Hills, along Western Drive); Richmond, Potrero Hills, Western Drive 4 Comment
  UC1084396  Lomatium dasycarpum subsp. dasycarpum G. Thomas Robbins 1937-4-17 137 Contra Costa near Point Richmond Comment
  UC1084399  Nuttallanthus texanus G. Thomas Robbins 1937-4-17 132 Contra Costa near Point Richmond Comment
  UC1084400  Lithophragma affine G. Thomas Robbins 1937-4-17 128 Contra Costa near Point Richmond Comment
  UC1279946  Clarkia rubicunda Peter H. Raven 1957-7-5 11050 Contra Costa ne side of hills Point Richmond 106 Comment
  CAS-BOT-BC208653  Distichlis spicata A. A. Beetle 1941-6-24 s.n. Contra Costa Point Richmond on San Francisco Bay Comment
  UCD64380  Distichlis spicata var. stolonifera A. A. Beetle 1941-6-24 1752 Contra Costa Point Richmond on San Francisco Bay. Comment
  RSA0027712  Aira caryophyllea Barbara Ertter, Richard K. Brummitt 1998-5-6 16105 Contra Costa Point San Pablo west of Richmond, crest of road to yacht harbor. Comment
  SD107682  Eclipta prostrata Walter Knight, Irja Knight 1980-8-26 Contra Costa Pond's edge in a sewage disposal plant. Comment
  POM270021  Ranunculus aquatilis var. capillaceus Mary L. Bowerman 1933-3-18 1754 Contra Costa Pool W of Turtle Rock (can be seen from top of rock) covering a considerable area of the bottom of the dried up pool Comment
  UC89384  Madia exigua Katharine Brandegee June 1892 Contra Costa Port Costa Comment
  UC107570  Phacelia imbricata T. S. Brandegee 1892-6-9 Contra Costa Port Costa Comment
  UCD105799  Epilobium ciliatum subsp. ciliatum Terri Williamson 1990-5-22 72 Contra Costa 212 Poshard St. Pleasant Hill. 12 Comment
  CAS-BOT-BC104163  Quercus X morehus C. Davies 1919-1 s.n. Contra Costa near Post Office Mills College Comment
  UC1481555  Deinandra corymbosa Neil Havlik 1980-5-14 917 Contra Costa e side Pt. Pinole Regional Shoreline Comment
  JEPS107075  Spartina densiflora Barbara Ertter, Rich Rabeler 1994-6-18 12835 Contra Costa Pt. Pinole Regional Shoreline at north end of Richmond; beach on North side Whittell Marsh. Comment
  UC188812  Poa secunda subsp. secunda J. Burtt Davy 1900-3-24 6540 Contra Costa Pt. Richmond Comment
  UC53686  Avena fatua J. Burtt Davy 1900-5-24 6537 Contra Costa Pt. Richmond Comment
  JEPS25120  Juncus occidentalis G. Thomas Robbins 1959-4-18 3986 Contra Costa about 0.5 mi e Pt. San Pablo (overlooking San Pablo Bay); San Pablo Bay 7 Comment
  JEPS25119  Carex subbracteata G. Thomas Robbins 1959-4-18 3985 Contra Costa 1/2 mi e Pt. San Pablo (overlooking San Pablo Bay); San Pablo Bay, Richmond 7 Comment
  UC1543175  Layia chrysanthemoides Donald G. Nelson 1937-3-30 475 Contra Costa Railroad tracks, paralleling the highway s Byron (on road to Tracy) Comment
  UC697158  Madia gracilis Mary L. Bowerman 1933-6-3 2241 Contra Costa Ransom Point Ridge Mount Diablo Comment
  UC692423  Elymus X saundersii Mary L. Bowerman 1935-6-1 3109 Contra Costa largest ridge between Ransom Point ridge and Mitchell-Pine divide; Mount Diablo 1066 Comment
  UC691173  Melica californica Mary L. Bowerman 1933-6-3 2236 Contra Costa Ransom Point trail Mount Diablo (Mount Diablo) Comment
  UC692044  Arceuthobium campylopodum Mary L. Bowerman 1931-10-31 1064 Contra Costa south Rd near junction Mount Diablo Comment
  UC606760  Stachys ajugoides var. rigida Edward Lee 1936-4-19 2011 Contra Costa Red Rock, ne slope of island San Francisco Bay Comment
  RSA572195  Sequoia sempervirens L. S. Rose 1934-1-29 34009 Contra Costa Redwood Canyon Comment
  JEPS42309  Ceanothus oliganthus var. sorediatus H. H. Haworth 1917-5-3 Contra Costa Redwood Peak Oakland Hills Comment
  JEPS12847  Lonicera hispidula var. vacillans W. L. Jepson 1894-10-1 Contra Costa towards Redwood Peak; Moraga Valley Comment
Read comments
Aug 9 2011
  CAS-BOT-BC521014  Trillium chloropetalum var. giganteum J. D. Freeman; R. F. Freeman 1967-5-2 570 Contra Costa Redwood grove 2 mi. SW of Moraga and 1 mi. S of Canyon P.O. Comment
  JEPS111564  Epilobium ciliatum subsp. ciliatum A. G. Murdock 2004-5-28 295 Contra Costa Refugio Valley 120 Comment
  JEPS112447  Juncus effusus var. pacificus A. G. Murdock 2004-5-28 280 Contra Costa Refugio Valley 120 Comment
  UC1301106  Taraxia ovata Helen K. Sharsmith 1962-4-18 4957 Contra Costa Reliez Valley Rd. San Francisco Bay Region 152 Comment
  SJSU5754  Ptelea crenulata C. O. Dudley 1966-5-1 103 Contra Costa Reliez Valley, Briones Hills, N of Lafayette 152 Comment
  SJSU6411  Papaver heterophyllum G. C. Dudley 1966-5-1 112 Contra Costa Reliez Valley, Briones Hills, N of Lafayette Comment
  UC692639  Trifolium obtusiflorum Mary L. Bowerman 1935-5-25 3077 Contra Costa Rhine Canyon Mount Diablo (side of gully containing streamlet) 914 Comment
  UC924236  Plantago elongata H. S. Reed 1939-4-1 217 Contra Costa n of Richmond (on edge of San Pablo Bay); San Pablo Bay Comment
  UC201035  Lupinus microcarpus var. microcarpus Katharine Brandegee 1918-6 Contra Costa Richmond Annex Comment
  UC2028964  Conyza floribunda Barbara Ertter 2003-2-8 18091 Contra Costa Richmond Field Station (UC-Berkeley), interior open space next to Egret Drive. Comment
  UC2062661  Camissonia ovata Barbara Ertter 2002-5-16 17854 Contra Costa Richmond Field Station (UC-Berkeley). Comment
  UC2070508  Wyethia angustifolia Barbara Ertter 2002-5-16 17857 Contra Costa Richmond Field Station (UC-Berkeley). Comment
  UC1594186  Grindelia hirsutula Jerry Powell 1992-5-20 1647 Contra Costa Richmond Field Station Comment
  JEPS13446  Layia chrysanthemoides R. F. Hoover 1939-4-25 4065 Contra Costa Richmond Hills Comment
  UC765433  Triteleia laxa R. F. Hoover 1939-4-25 4063 Contra Costa Richmond hills Comment
  UCD32374  Lupinus succulentus Beecher Crampton 1950-4-12 510 Contra Costa 1 mile south of Richmond, intersection of Cutting Blvd. and Carlson Blvd., singular path along S.P. railroad right of way. 22 Comment
  UC1599357  Grindelia hirsutula G. Thomas Robbins 1959-4-26 4003 Contra Costa just n Richmond-San Rafael Bridge (above shore of San Francisco Bay, s of Castro Pt.); Richmond, Potrero Hills Comment
  UCD38198  Logfia gallica Beecher Crampton 1950-6-20 595 Contra Costa 1 mile north of Richmond. Triangle Court. Comment
  UC2031460  Monolopia gracilens Barbara Ertter with David Gowen 2014-4-12 21715 Contra Costa Ridge on north side of Prospectors Gap Road, ca 1 mile east of Mount Diablo summit Comment
  UC697188  Malacothamnus fremontii Mary L. Bowerman 1932-9-24 1590 Contra Costa Ridge running west from Twin Peaks 335 Comment
  UC691075  Athysanus pusillus Mary L. Bowerman 1935-4-27 2887 Contra Costa Ridge w of Pioneer Road ((w of Old Stage Road)) 853 Comment
  POM301016  Rigiopappus leptocladus Mary L. Bowerman 1935-4-22 2890 Contra Costa Ridge west of Pioneer Road (west of Old Stage Road). 854 Comment
  CAS-BOT-BC184718  Vulpia myuros subsp. megalura Mary L. Bowerman 1935-4-22 2884 Contra Costa Ridge west of Pioneer Road (west of Stage Road) 853 Comment
  CAS-BOT-BC271224  Melica californica Mary L. Bowerman 1935-4-22 2883 Contra Costa Ridge west of Pioneer Road west of Stage Road, Mount Diablo 853 Comment
  UC692347  Bromus madritensis subsp. rubens Mary L. Bowerman 1932-4-27 1385 Contra Costa canyon w of Riggs Canyon (Mount Diablo, Oyster Ridge); Mount Diablo, Oyster Ridge 335 Comment
  UC692691  Trifolium gracilentum Mary L. Bowerman 1932-4-27 1389 Contra Costa w Riggs Canyon (Oyster ridge, s face of canyon); Mount Diablo Comment
  UC691466  Uropappus lindleyi Mary L. Bowerman 1932-4-27 1396 Contra Costa canyon w Riggs Canyon (s face Oyster Ridge, Mount Diablo); Mount Diablo, s face Oyster Ridge 335 Comment
  UC692032  Salix lasiolepis Mary L. Bowerman 1931-3-14 567 Contra Costa Riggs Canyon Mount Diablo (e side) Comment
  UC691320  Quercus kelloggii Mary L. Bowerman 1930-6-26 377 Contra Costa s of Riggs Canyon road (Clayton-Livermore road); Mount Diablo Comment
  RSA0016873  Hordeum brachyantherum H. de Forest 1930-5-7 s.n. Contra Costa Road near Morage. Comment
  SFV8432  Asarum caudatum A. Smith 1972-5-21 39 Contra Costa Roadside in Flicka Ridge area. Canyon. 91 Comment
  UCSB46349  Phacelia nemoralis Hawbecker, M. 1983-5-7 Contra Costa Roadside trail, 2 miles off of Grizzly Peak Road, 7.3 miles north of Marin Ave. 502 Comment
  UC692218  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1931-12-17 1071 Contra Costa s face of ridge e Rock City (Dan Cook) Canyon; Mount Diablo, Rock City (Fossil) Ridge Comment
  JEPS6802  Cordylanthus pilosus subsp. pilosus Mary L. Bowerman 1931-9-20 1045 Contra Costa near Rock City (Rock City Canyon, N side); Mount Diablo Comment
  UC691336  Plagiobothrys tenellus Mary L. Bowerman 1933-5-8 2033 Contra Costa flat n Rock City Camp; Mount Diablo Comment
  CAS-BOT-BC475538  Allium serra Mary L. Bowerman 1930-6-18 338 Contra Costa Rock City Canyon; Mount Diablo Comment
  JEPS96258  Arctostaphylos tomentosa subsp. crustacea Dean Kelch 1995-3-14 97 .14 Contra Costa Rock City Mt. Diablo; e. Contra Costa Co., , Rock City Comment
  SEINET10464451  Githopsis diffusa subsp. robusta Bowerman 1935-5-3 BOWERMAN 2952 Contra Costa Rock City Ridge (Fossil Ridge): hillside below the Jungle of the Garden Gods 488 Comment
  UC2028975  Delphinium hesperium subsp. hesperium Barbara Ertter with Kevin Hintsa 2000-5-16 17024 Contra Costa Rock City area on SSW side of Mount Diablo, East Fossil Ridge Trail. Comment
  CAS-BOT-BC20852  Carex globosa John Thomas Howell 1953-3-15 28923 Contra Costa Rock City, Mt. Diablo. Comment
  JEPS86612  Helianthella castanea L. R. Heckard 1989-4-22 6727 a Contra Costa Rocky Point Mt. Diablo State Park Comment
  CAS-BOT-BC536162  Horkelia californica var. elata Mary L. Bowerman 1938-6-14 3684 Contra Costa Rocky Point Spring, Mount Diablo 701 Comment
  CAS-BOT-BC23560  Arctostaphylos crustacea John Thomas Howell 1930-6-15 5311 Contra Costa Rocky north-west slope of summit of Grizzley Peak, Berkeley Hills. Comment
  POM301020  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1938-6-14 3687 Contra Costa Rocky roadside bank 0.3 mile below Muir Area 960 Comment
  JEPS111671  Iva axillaris D. G. Kelch 2003-3-28 03 .84 Contra Costa Rodeo - Lone Tree Point 2 Comment
  CAS-BOT-BC305231  Grindelia hirsutula John Thomas Howell 1929-7-7 4322 Contra Costa 2 miles south of Rodeo Comment
  JEPS111750  Delairea odorata D. G. Kelch 2005-4-15 05 .140 Contra Costa Rodeo Creek EBRP land. West of Cummings Skyway near summit (Old C&H Sugar diatomaceous earth dump) 220 Comment
  JEPS112494  Allium unifolium D. G. Kelch 2005-4-15 05 .133 Contra Costa Rodeo Creek East-West canyon feeding into Rodeo Creek 120 Comment
  JEPS21206  Dodecatheon clevelandii subsp. patulum Herbert L. Mason 1925-2-28 1260 Contra Costa 1/2 mi e Rodeo; e of Rodeo Comment
  UC673358  Dodecatheon clevelandii subsp. patulum Herbert L. Mason 1925-2-28 1260 Contra Costa 1/2 mi e Rodeo; e of Rodeo Comment
  UC1121122  Vaccinium ovatum R. W. Lundh 1933-1-12 186 Contra Costa 0.5 mi s Round Mt.; Concord Quad. 609 Comment
  UC1618362  Elytrigia intermedia subsp. intermedia Barbara Ertter with Lynne Hosley and Sid Cowles 1992-6-7 11084 Contra Costa along raod to quarry e of Round Top (Sibley Volcanic Regional Preserve in Oakland Hills); Oakland Hills, Sibley Volcanic Regional Preserve Comment
  UC1134594  Fritillaria biflora C. M. Belshaw 1936-5-12 2108 Contra Costa 5 mi s of Round Valley 487 Comment
  UC2070465  Ribes quercetorum Barbara Ertter 2003-3-28 18112 Contra Costa Round Valley Regional Preserve, Miwok Trail at east end of Round Valley Creek. Comment
  UC2070481  Lupinus pachylobus Barbara Ertter 2003-3-28 18132 Contra Costa Round Valley Regional Preserve, upper Hardy Canyon. Comment
  UC691244  Koeleria macrantha Mary L. Bowerman 1935-5-16 2992 Contra Costa Russelman Park Mount Diablo (just s of the n boundary of section 25 (e of gate)); , Russelman Park Comment
  RSA446228  Stylomecon heterophylla Glenn A. Gorelick 1967-5-20 s.n. Contra Costa Russelman Park, Mt. Diablo State Park Comment
  UC691455  Rafinesquia californica Mary L. Bowerman 1935-5-16 2997 Contra Costa near the s boundary Russelman Park; Mount Diablo, Russelman Park 381 Comment
  OBI23153  Madia gracilis Joseph Andorfer Ewan 1934-5-20 8931 Contra Costa Russelmann Park N slope of Mt Diablo Comment
  OBI49199  Madia gracilis Joseph Andorfer Ewan 1934-5-20 8931 Contra Costa Russelmann Park N slope of Mt Diablo Comment
  CAS-BOT-BC281435  Melica imperfecta Beecher Crampton 1956-5-14 3405 Contra Costa S boundary of Mt Diablo State Park Comment
  UC1795734  Triteleia hyacinthina Barbara Ertter, Brad Olson 1994-5-7 12750 Contra Costa S end Pt. Molate Beach Park west of Richmond north of San Rafael Bridge Comment
  UC1795771  Linum bienne Barbara Ertter, Brad Olson 1994-5-7 12746 Contra Costa S end Pt. Molate Beach Park west of Richmond north of San Rafael Bridge Comment
  UC691121  Prunus subcordata Mary L. Bowerman 1933-5-21 2157 Contra Costa S from Curry Canyon ( head of Grape Gully); Mount Diablo Comment
  CAS-BOT-BC253092  Eriogonum roseum R. F. Hoover 1940-11-30 4699 Contra Costa 2 mi. S of Antioch Comment
  UC1988939  Pogogyne zizyphoroides R. F. Hoover 1941-4-12 4842 Contra Costa 2 mi S of Antioch Comment
  UC1794958  Calystegia subacaulis R. K. Brummitt and B. Ertter 1998-5-13 19841 Contra Costa S of Antioch, Black Diamond Mine Regional Park. Comment
  UC1738083  Myosurus minimus D. E. Stone 1957-2-28 14268 A12 Contra Costa 3 mi S of Byron ( on road to Herdlyn) Comment
  UC1738087  Myosurus minimus H. L. Mason 1956-5-24 14268 B-1 Contra Costa 3 mi S of Byron ( on the road to Herdlyn) Comment
  UC1738082  Myosurus minimus D. E. Stone 1956-4-4 14296 C-6 Contra Costa 3 mi S of Byron (on road to Herdlyn) Comment
  UC1738114  Myosurus minimus subsp. apus D. E. Stone 1955-8-29 8 -48 Contra Costa 3 mi S of Byron (on the road to Herdlyn) Comment
  RSA424742  Hemizonia pungens subsp. pungens Aaron Liston 1987-4-27 670 -4 Contra Costa 3 miles S of Byron. Comment
  JEPS111075  Centunculus minimus Lee Echols 2003-4-15 s.n. Contra Costa S of Lark Drive and N of EPA Building, within UC Berkeley's Richmond Field Station, app. .5 miles from Hwy 580 off Bayview Ave, Richmond 15 Comment
  HSC47898  Delphinium patens H. Lewis, Carl Epling 1944-5-6 Contra Costa 5.7 mi. S of Marsh Creek Rd. on Beck rd. to Livermore Comment
  RSA121592  Hemizonia fitchii H. S. Yates 1934-9-2 4086 Contra Costa 2 miles S of Mt. Diablo. 579 Comment
  LA204290  Cardamine californica Carl B. Wolf; 1937-3-28 8319 Contra Costa 2 mi. S of Pinole on San Pablo Road 30 Comment
  UC1784907  Epilobium ciliatum subsp. ciliatum Barbara Ertter 1994-6-26 12875 Contra Costa S of Point Molate Beach Park in W Richmond N of San Rafael Bridge, at edge of San Francisco Bay Comment
  HSC22055  Dichelostemma capitatum subsp. capitatum B. Dwelley 1966-4-6 13 Contra Costa 2 mi. S on Deer Valley Rd., 5 mi. S of Brentwood 37 Comment
  UC1818950  Microseris douglasii subsp. douglasii Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14240 Contra Costa S side Mount Diablo, edge of open meadow in flats near head of Curry Creek along road to Sheepherders Springs from Sloan Road 426 Comment
  JEPS95763  Pseudognaphalium stramineum Dianne Lake 1999-7-9 Contra Costa along S side of road coming up from middle of golf course Franklin Canyon; Hercules 121 Comment
  SEINET11971166  Arctostaphylos andersonii var. auriculata L. S. Rose 1934-1 24039 Contra Costa S slope of Mount Diablo, 8 mi NE of Danville Comment
  SEINET8731247 Image available Allocarya stipitata Lewis S. Rose 1936-1 36155 Contra Costa 8 mi. S. of Antioch 30 Comment
  CAS-BOT-BC325828  Holocarpha heermannii David D. Keck 1933-11-2 2622 Contra Costa 5 mi. S.E. of Clayton on Marsh Creek Road opposite Mt. Diablo Comment
  RSA459276  Pholistoma membranaceum H. de Forest 1930-4-6 s.n. Contra Costa S.E. of Mortonville. Small coal mine ravine. 244 Comment
  UCD18454  Deschampsia elongata Glen Holstein 2000-7-27 s.n. Contra Costa SE El Sobrante, NE side of San Pablo Ridge, along trails. Comment
  SEINET6670612  Limnanthes douglasii subsp. striata B. Crampton 1968-3-27 8238 Contra Costa SE corner of County, ca. 3.5 miles south of Byron Comment
  UC2028184  Trifolium ciliolatum Barbara Ertter 1998-5-3 16066 Contra Costa SE end of Wall Point Road on southwest flank of Mount Diablo. Comment
  RSA107032  Downingia insignis L. S. Rose 1956-4-16 56017 Contra Costa 2 miles SE of Byron 8 Comment
  CDA8107  Lasthenia californica D. G. Kelch 1992-3-21 1827 -A Contra Costa 2.5 mi. SE of Byron; along RR tracks, N of junction of Holey Rd. and Byron Hwy. 0 Comment
  CAS-BOT-BC325835  Holocarpha heermannii David D. Keck 1933-11-2 2624 Contra Costa 5 miles SE of Clayton on Marsh Creek Road just opposite Mt. Diablo Comment
  RSA448386  Ptelea baldwinii subsp. crenulata H. de Forest 1930-4-6 s.n. Contra Costa SE of Mortonville, Small 'coal mine' ravine. 274 Comment
  RSA0033764  Mollugo verticillata Barbara Ertter 2005-8-18 18635 Contra Costa SE side of San Pablo Reservoir in East Bay Hills, east of San Pablo Dam Road between San Pablo and Orinda, access between HQ and boat launching (reservoir way down this year while being drained for seismic work on dam). Comment
  UC691546  Layia hieracioides Mary L. Bowerman 1933-5-18 2133 Contra Costa SW corner S5 R1S R1E Comment
  UC2028180  Lithophragma bolanderi Barbara Ertter 1998-5-3 16038 Contra Costa SW fork of Pine Creek between Pine Ridge and Wall Point Ridge, southwest base of Mount Diablo. Comment
  UCD90795  Poa secunda subsp. secunda Beecher Crampton 1956-5-14 3387 Contra Costa 6.7 miles SW of Antioch, between old coal mining towns of Somersville and Nortonville. Comment
Read comments
Jul 1 2011
  SBBG115848  Bromus carinatus var. marginatus B. Crampton 1956-5-14 3393 Contra Costa ca. 7 mi SW of city of Antioch, just E of old mining town of Nortonville Comment
  UC2055616  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8035 Contra Costa SW slope Mt. Diablo. 1066 Comment
  UC2055619  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8035 Contra Costa SW slope Mt. Diablo. 1066 Comment
  POM212436  Phoradendron villosum Joseph A. Ewan 1933-10-15 8040 Contra Costa SW slope of Mt Diablo. 1067 Comment
  UCD143180  Platanus racemosa Robt. Branstead 1934-3-30 s.n. Contra Costa SW slope of Mt. Diablo. 426 Comment
  CDA15230  Lotus corniculatus G. F. Hrusa, D. Crowe 1998-5-8 14359 Contra Costa Sacramento Delta; Adjacent to Dow Chemical plant at Pittsburg. Comment
  CDA15237  Phalaris paradoxa G. F. Hrusa, D. Crowe 1998-5-8 14368 Contra Costa Sacramento Delta; Disturbed areas about annual grasslands on Dow Chemical property at Pittsburg. Annual, to 1.5 meters tall. Comment
  CDA15239  Castilleja exserta G. F. Hrusa, D. Crowe 1998-5-8 14370 Contra Costa Sacramento Delta; Dow Chemical property at Pittsburg near shore of San Joaquin River. Comment
  CDA15226  Calystegia sepium subsp. limnophila G. F. Hrusa, D. Crowe 1998-5-8 14355 Contra Costa Sacramento Delta; Dow Chemical property at Pittsburg. Comment
  CDA32294  Juncus ambiguus G. F. Hrusa, D. Crowe 1998-5-8 14363 Contra Costa Sacramento Delta; E end of Dow Chemical property at Pittsburg. Comment
  UCD146718  Juncus ambiguus G. F. Hrusa; D. Crowe 1998-5-8 14365 Contra Costa Sacramento-San Joaquin River Delta. Near San Joaquin River shore within Dow Chemical Property at Pittsburg. 10 Comment
  UCD144308  Myoporum laetum G. F. Hrusa; D. Crowe 1998-5-8 14371 Contra Costa Sacramento-San Joaquin River Delta. On Dow Chemical property at Pittsburg adjacent to shore of San Joaquin River. 2 Comment
  SEINET198599 Image available Claytonia gypsophiloides P. Kamb, F Chisaki 1950-3-18 1638 Contra Costa Saddle betwee4n N and S peaks of Mt. Diablo 880 Comment
  RSA59589  Minuartia douglasii Verne Grant, Alva Grant 1950-5-13 8897 Contra Costa Saddle between N & Meridian peaks, Mt. Diablo. Comment
  UCSB2297  Cardamine californica Kamb, Peter; Chisaki, Francia 1950-3-18 Contra Costa Saddle between North and South Peaks of Mt. Diablo 883 Comment
  JEPS10811  Orobanche fasciculata Mary L. Bowerman 1935-5-22 3056 Contra Costa Saddle west of Twin Peaks. Comment
  UCD137820  Aristolochia californica G. L. Stebbins Jr.; P. Dansereau, C. McMillan, K. Naravan 1949-3-26 3967 Contra Costa 0.5 mile northeast of Saint Mary's College, Moraga. Comment
  JEPS69577  Gilia capitata subsp. staminea W. L. Jepson 1931-4-5 15723 Contra Costa vicinity San Francisco Bay (Nortonville); vicin San Francisco Bay, Nortonville Comment
  UCR129697  Lolium perenne Terry J. O'Brien 1999-1 s.n. Contra Costa San Francisco Bay Area, eastern Richmond along boundary with El Cerrito, Mira Vista Park, adjacent to Mira Vista School 91 Comment
  CDA21191  Cuscuta japonica R. Fonseca 2006-12-12 PDR 1373709 Contra Costa San Francisco Bay Area; 654 Marlesta Rd, Pinole. Sheet 1 of 2. 0 Comment
Read comments
Apr 29 2013
  CDA15838  Piptatherum miliaceum R. M. Case 1999-10-22 PDR 1206166 Contra Costa San Francisco Bay Area; near Walnut Creek. 0 Comment
  UC790996  Polypogon monspeliensis A. A. Beetle 1941-6-24 1750 Contra Costa San Francisco Bay Point Richmond; , Point Richmond Comment
  UCR7818  Cynoglossum grande Wm. Horn Jr. 1964-2-26 640226- 2 Contra Costa San Francisco Bay Region, Flicker Ridge, 1.5 mi SW of Moraga 183 Comment
  UC53679  Bromus hordeaceus H. M. Hall 1901-4-5 1737 Contra Costa San Francisco Bay Region, Mount Diablo Mount Diablo; San Francisco Bay Region, Mount Diablo Comment
  UCR263555  Coronopus didymus Barbara Ertter 1990-5-15 8991 Contra Costa San Francisco Bay Region, South El Cerrito, north foot of Albany Hill at end of Yosemite Avenue cul-de-sac 4 Comment
  UCR6068  Sidalcea malviflora Charles Prentiss 1966-4-5 07 Contra Costa San Francisco Bay Region, Tilden Park at Indian Camp, E facing slope across from tennis courts 168 Comment
  CDA19145  Acroptilon repens R. M. Case 2001-7-1 PDR P 088757 Contra Costa San Francisco Bay Region; In East Bay Municipal Utility District Water Department on Hookston Rd 1, Pleasant Hill. 0 Comment
  RSA762310  Melica californica William J. Ferlatte, L. M. Moe 1970-4-27 1260 Contra Costa San Francisco Bay, Red Rock Island. Comment
  RSA0098705  Spergularia villosa William J. Ferlatte, L. Maynard Moe 1970-4-27 1258 Contra Costa San Francisco Bay, Red Rock Island; northwest side. Comment
  UCD92971  Spartina foliosa A. A. Beetle 1940-11-1 2636 Contra Costa San Francisco Bay, near Point Richmond. Comment
  UC1948955  Senecio glomeratus William J. Ferlatte, L. Maynard Moe 1970-4-27 1266 Contra Costa San Francisco Bay: Red Rock Island Comment
  UC1948961  Claytonia parviflora subsp. parviflora William J. Ferlatte, L. Maynard Moe 1970-4-27 1232 Contra Costa San Francisco Bay: Red Rock Island Comment
  UC1120123  Arctostaphylos glandulosa subsp. glandulosa N. French 1933-3-13 34 Contra Costa above dam; San Francisco Quadrangle, San Pablo Comment
  UCD133904  Layia glandulosa Annetta M. Carter 1933-4-23 300 Contra Costa above the San Joaquin River, between Antioch Bridge and Antioch. Comment
  RSA739722  Atriplex argentea subsp. expansa John Dittes 2006-10-26 1414 Contra Costa San Joaquin Valley (foothills near NW edge) 2 air mile S of Marsh Creek Reservoir Gauging Station, 1.6 air mile SW of intersection of Camino Diablo and Vasco Road, Contra Costa Water District s Los Vaqueros Watershed Mitigation. 67 Comment
  RSA739727  Frankenia salina John Dittes 2006-10-26 1413 Contra Costa San Joaquin Valley (foothills near NW edge) 2 air mile S of Marsh Creek Reservoir Gauging Station, 1.6 air mile SW of intersection of Camino Diablo and Vasco Road, Contra Costa Water District's Los Vaqueros Watershed Mitigation. 67 Comment
  CHSC99192  Frankenia salina John Dittes 2006-10-26 1413 Contra Costa San Joaquin Valley (foothills near nw edge); ~ 2.0 air-mile south of Marsh Creek Reservoir Gauging Station, 1.6 air-mile southwest of intersection of Camino Diablo and Vasco Road; Contra Costa Water District's Los Vaqueros Watershed Mitigation Project Area. 67 Comment
  CHSC99193  Holocarpha obconica John Dittes 2006-10-26 1415 Contra Costa San Joaquin Valley (foothills near nw edge); ~ 2.0 air-mile south of Marsh Creek Reservoir Gauging Station, 1.6 air-mile southwest of intersection of Camino Diablo and Vasco Road; Contra Costa Water District's Los Vaqueros Watershed Mitigation Project Area. 67 Comment
  UCR146313  Limnanthes douglasii subsp. rosea Beecher Crampton 1968-3-27 8238 Contra Costa San Joaquin Valley, SE corner of County, c. 3.5 mi south of Byron 5 Comment
Read comments
Feb 6 2013
  CDA20234  Salsola australis P. Akers 2003-10-7 B 107 Contra Costa San Joaquin Valley; Contra Costa water district, E edge of Discovery Bay on Hwy 4. Area a mix of S. australis and S. tragus. 7 Comment
  CAS-BOT-BC269694  Symphoricarpos mollis Alice Eastwood 1915-6-21 4726 Contra Costa San Leandro Comment
  UCD137367  Lonicera subspicata M. Wiesendanger 1925-5-1 1480 Contra Costa San Miguel. Comment
  UC1328153  Chenopodium album Olive Dyer 1936-8-29 4 Contra Costa 1 1/2 mi below San Pablo Ave.; Wildcat Creek Comment
  UC1619908  Nerium oleander Barbara Ertter, Brad Olson 1993-10-30 12287 Contra Costa w of junction San Pablo Avenue and Vista del Rio w of Crockett ((collapsed section of abandoned blacktop), Carquinez Strait Regional Shoreline); Carquinez Strait Regional Shoreline Comment
  SD180583  Limonium californicum Beecher Crampton 1950-8-5 632 Contra Costa San Pablo Canal, northwest of Richmond. Comment
  UC9701  Thalictrum fendleri var. polycarpum J. Burtt Davy 1895-4-13 1010 Contra Costa near San Pablo Creek Comment
  RSA69005  Trientalis latifolia F. W. Peirson 1926-4-10 6635 Contra Costa San Pablo Reservoir Comment
  JEPS96230  Agrostis avenacea Barbara Ertter, Brad Olson 1991-9-28 10831 Contra Costa San Pablo Reservoir between Orinda and El Sobrante (at s. end of reservoir); San Pablo Reservoir 91 Comment
  UC2031468  Myriophyllum verticillatum Barbara Ertter with Brad Olson 1991-9-28 10837 Contra Costa San Pablo Reservoir between Orinda and El Sobrante Comment
  RSA755535  Potamogeton diversifolius Barbara Ertter, Brad Olson 1991-9-28 10839 Contra Costa San Pablo Reservoir between Orinda and El Sobrante 91 Comment
  RSA756964  Elodea canadensis Barbara Ertter, Brad Olson 1991-9-28 10841 Contra Costa San Pablo Reservoir between Orinda and El Sobrante 91 Comment
  UC762105  Amsinckia lunaris R. F. Hoover 1939-5-20 4105 Contra Costa lower end of San Pablo Resevoir Comment
  UC1328152  Platystemon californicus Olive Dyer April 1938 424 Contra Costa San Pablo Ridge Wildcat Canyon (just over on Orinda side); , Wildcat Canyon Comment
  JEPS6346  Collinsia sparsiflora var. sparsiflora W. L. Jepson 1922-4-16 9599 Contra Costa San Pablo Valley Comment
  UC69377  Salix Wm. W. Mott 1905-3-11 Contra Costa n.e. corner San Pablo and McAvoy Lane Comment
  CDA18802  Euphorbia oblongata B. Case 2000-4-2 PDR 031733 Contra Costa San Pablo. 0 Comment
  UC18113  Acer macrophyllum J. Burtt Davy May 1898 Contra Costa creek at San Ramon region of Mount Diablo, San Ramon Comment
  CAS-BOT-BC288536  Centromadia fitchii David D. Keck 1933-11-2 2609 Contra Costa San Ramon, Crow Creek Canyon Rd, 0.5 mile from turnoff Comment
  UC1354221  Xanthium strumarium P. M. Ray 1962-9-2 Contra Costa San Ramon, on Hwy. 21 Comment
  UC903066  Stachys ajugoides var. rigida Ethel Crum 1932-10-16 1471 Contra Costa 3 mi nw San Ramon; San Ramon Valley 143 Comment
  SEINET10319578  Schoenoplectus americanus W. Knight 1977-6-10 s.n. Contra Costa Sand Creek near coal-mining site of Stewartville 158 Comment
  CAS-BOT-BC171596  Oenothera deltoides subsp. howellii Peter Rubtzoff 1954-9-14 1756 Contra Costa Sand dunes along lower San Joaquin river, east of Antioch Comment
  CAS-BOT-BC171587  Oenothera deltoides subsp. howellii P. A. Munz 1949-6-1 14436 Contra Costa Sand dunes east of Antioch Comment
  RSA119427  Oenothera deltoides subsp. howellii William M. Klein 1958-6-9 432 Contra Costa Sandhills N of Antoch, along the San Joaquin River Channel. 2 Comment
  JEPS12794  Eriogonum angulosum Rimo Bacigalupi with G. T. Robbins 1955-5-4 4986 Contra Costa along Santa Fe railroad right-of-way, parallelling the Orwood road on the Orwood tract, close to its crossing of Indian Slough San Joaquin Delta Region, Indian Slough 6 Comment
  UC16570  Trifolium depauperatum var. hydrophilum J. Burtt Davy 1900-3-24 6529 Contra Costa near Santa Fe townsite (Pt. Richmond) Comment
  JEPS111672  Symphyotrichum subspicatum D. G. Kelch 2003-6-22 03 .92 Contra Costa Selby At start of trail on south side in grassland 40 Comment
  JEPS112463  Salvia mellifera D. G. Kelch 2004-4-3 04 .55 Contra Costa Selby Road cut west of I-80 and Cummings Skyway junction 70 Comment
  UC1818874  Castilleja affinis subsp. affinis Barbara Ertter, Brad Olson 1994-5-7 12753 Contra Costa Send Pt. Molate Beach Park west of Richmond north of San Rafael Bridge, edge of San Francisco Bay. Hillside Comment
  UC691837  Osmorhiza brachypoda Mary L. Bowerman 1938-5-28 3650 Contra Costa Shady canyon Mount Diablo (junction of roads) 670 Comment
  JEPS104734  Baccharis pilularis John L. Morrison 1936-8-30 1848 Contra Costa Shasta Road, Wildcat Canyon Comment
  POM249869  Boisduvalia densiflora Joseph A. Ewan, Nesta Ewan 1935-8-23 9337 Contra Costa Shasta road entrance, Wildcat Creek drainage Comment
  CAS-BOT-BC393980  Stellaria nitens John Thomas Howell 1927-3-6 2284 Contra Costa summit of Shell Ridge 243 Comment
  UC2028150  Castilleja foliolosa Barbara Ertter 1998-4-4 15963 Contra Costa Shell Ridge Open Space northwest of Mount Diablo and Indian Valley School. Comment
  UC2028146  Ranunculus hebecarpus Barbara Ertter 1998-4-4 15968 Contra Costa Shell Ridge Open Space northwest of Mount Diablo, and Indian Valley School. Comment
  UC2028149  Chenopodium californicum Barbara Ertter 1998-4-4 15964 Contra Costa Shell Ridge Open Space northwest of Mount Diablo, and Indian Valley School. Comment
  UC2028154  Trifolium depauperatum var. truncatum Barbara Ertter 1998-4-4 15957 Contra Costa Shell Ridge Open Space northwest of Mount Diablo. Comment
  UC2028158  Trifolium oliganthum Barbara Ertter 1998-4-4 15953 Contra Costa Shell Ridge Open Space northwest of Mount Diablo. Comment
  UC2028286  Trifolium variegatum var. variegatum Barbara Ertter 1998-6-20 16237 Contra Costa Shell Ridge Open Space on NW side of Mount Diablo, Alkali Pond at Wiget Lane entrance. Comment
  UC2028373  Aira caryophyllea Barbara Ertter 1998-6-20 16233 Contra Costa Shell Ridge Open Space on NW side of Mount Diablo. Alkali Pond at Wiget Lane entrance. Comment
  UC2028047  Oemleria cerasiformis Barbara Ertter 1998-2-15 15916 Contra Costa Shell Ridge Open Space on northwest base of Mount Diablo, Coyote Creek upstream from Joaquin Pond. Comment
  UC2027849  Ranunculus canus Barbara Ertter 1997-2-16 15465 Contra Costa Shell Ridge Open Space on west flank of Mount Diablo, NE side of main ridge. Comment
  UC2027735  Heterotheca sessiliflora subsp. echioides Barbara Ertter 1997-2-16 15458 Contra Costa Shell Ridge Open Space on west flank of Mount Diablo. Comment
  UC1818924  Lepidium strictum Barbara Ertter, Mary Bowerman 1995-6-11 14252 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, Kovar Trail roadbed near Indian Creek, annual grassland 76 Comment
  JEPS107126  Vicia villosa subsp. varia Barbara Ertter, Mary Bowerman 1995-6-11 14250 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo; near Indian Valley School entrance (planted Clarkia also present). 91 Comment
  UC1789218  Eucalyptus tereticornis Barbara Ertter 1993-11-13 12318 Contra Costa Sibley Volcanic Regional Preserve in Oakland Hills S of Orinda, pine & eucalypt forest on south side of Round Top, ca 1500 ft.; locally established tree with peeling bark. Comment
  CAS-BOT-BC109899  Juncus Walter Knight; Irja Knight 1977-6-27 s.n. Contra Costa Sierra Nevada. Las Trampas Wilderness Park. Mahogany Trail near Little Hills Ranch. Comment
  UC691445  Stephanomeria virgata subsp. pleurocarpa Mary L. Bowerman 1930-7-20 411 Contra Costa near Silver Spring (by the road); Mount Diablo Comment
  UC691327  Quercus X chasei Mary L. Bowerman 1935-10-26 3349 Contra Costa 0.1 mi (by road) above Silver Springs (50 ft from road); Mount Diablo 859 Comment
  JEPS111839  Amsinckia intermedia D. G. Kelch 2004-3-5 04 .11 Contra Costa Sky Ranch Dutra Fire Road. Franklin Canyon 90 Comment
  JEPS111917  Urtica urens Dean G. Kelch and Andrew G. Murdock 2004-3-5 DGK 04 .009 Contra Costa Sky Ranch. Dutra Fire Road. Franklin Canyon. Comment
  UC691232  Festuca elmeri Mary L. Bowerman 1935-5-3 2963 Contra Costa Sloan Road Mount Diablo 487 Comment
  UCSC000483  Clarkia modesta Jean M. Nelson 1937-5-8 s.n. Contra Costa Small canyon at the head of Markley Canyon, north of Mount Diablo Markley Canyon, Mount Diablo - Somersville Comment
  CAS-BOT-BC178554  Vulpia myuros var. myuros Mary L. Bowerman 1933-5-8 2025 Contra Costa Small flat north of Rock City camp ground - Mount Diablo Comment
  UCD45028  Quercus agrifolia J. M. Tucker 1946-3-14 1374 Contra Costa Small tree ca.29 feet tall, in clearing among redwoods; Redwood Peak, ca. 150 yards south of summit, Contra Costa County, California. Comment
  UC1613942  Verbena lasiostachys var. scabrida Charles M. Belshaw 1935-6-24 1023 Contra Costa Sobrante Hills Comment
  UC1613947  Brodiaea elegans subsp. elegans Charles M. Belshaw 1935-6-24 1028 Contra Costa Sobrante Hills Comment
  CAS-BOT-BC42234  Arctostaphylos pallida Walter Knight; Irja Knight 1980-3-16 3714 Contra Costa Sobrante Ridge between Heavenly Ridge Land and Castro Ranch Road. Comment
  OBI62818  Heteromeles arbutifolia John Osborne 1970-11-21 14 Contra Costa 3173 Somerset Dr., Lafayette 76 Comment
Read comments
Sep 18 2016
  UCD93807  Vulpia microstachys var. ciliata Beecher Crampton 1956-5-14 3383 Contra Costa between the old coal mining towns of Somersville and Nortonville, 6.7 miles southwest of Antioch. Comment
  UC2028397  Stipa pulchra Barbara Ertter with Dan Norris 1998-6-18 16211 Contra Costa South Gate Road on south flank of Mount Diablo, ca. 1 mile in from park boundary, gentle S-facing grassy slope Comment
  RSA434141  Salvia mellifera August Hartman 1960-4-19 s.n. Contra Costa South Gate Road, Mt. Diablo 305 Comment
  UC692132  Equisetum laevigatum Mary L. Bowerman 1931-10-31 1063 Contra Costa South Rd. in bend of rd. a little below junction Mt. Diablo 853 Comment
  UC691830  Dodecatheon hendersonii Mary L. Bowerman 1931-3-7 555 Contra Costa South Road near upper end Mount Diablo Mount Diablo Comment
  UC691839  Asclepias fascicularis Mary L. Bowerman 1935-7-22 3194 Contra Costa South Road, top Mount Diablo 640 Comment
  CDA4941  Erigeron philadelphicus T. C. Fuller 1961-7-6 7370 Contra Costa South end of Antioch Bridge, Antioch. 0 Comment
  CDA43401  Lepidium acutidens Michael Pitcairn & Dean Kelch 2015-3-6 s.n. Contra Costa South end of the Byron Airport. Comment
  RSA0026175  Crepis bursifolia Barbara Ertter, David Gowen 2012-6-9 21027 Contra Costa South junction of Big Springs Trail with Seaview Trail, southeastern Tilden Park in Berkeley Hills. Comment
  JEPS116939  Hesperevax caulescens David Gowen 2008-4-21 868 Contra Costa South of Antioch, in Contra Loma Regional Park off Frederickson Lane. North, to northwest facing slope just NW of parking area for Black Diamond Mines Regional Preserve. Comment
  JEPS111686  Hypochaeris glabra D. G. Kelch 2003-4-3 03 .353 Contra Costa South of Cummings Skyway and Crockett Blvd 134 Comment
  UC1818984  Erigeron foliosus var. franciscensis Barbara Ertter 1994-6-26 12874 Contra Costa South of Point Molate Beach Park in west Richmond north of San Rafael Bridge, perennial grassland on bluff above beach between park and Point Castro. Comment
  POM300712  Trifolium oliganthum Mary L. Bowerman 1931-4-5 680 Contra Costa South of Russelman Park. 381 Comment
  RSA0041717  Quercus berberidifolia Mary L. Bowerman 1930-10-19 490 Contra Costa South road at Garden-of-the-Gods (Fossil Ridge). Comment
  UC2028013  Arceuthobium campylopodum Barbara Ertter 1997-11-1 15877 Contra Costa South side Mount Diablo, Knobcone Point Road east of junction with Black Hawk Ridge Road. Comment
  UC1819038  Brachypodium distachyon Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14244 Contra Costa South side Mount Diablo, Sloan Road between Curry Point and Curry Canyon, roadside in partial shade of oak forest on north-facing slope. 487 Comment
  UC1795746  Microseris douglasii subsp. douglasii Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14241 Contra Costa South side Mount Diablo, edge of open meadow in flats near head of Curry Creek along road to Sheepherders Springs from Sloan Road, clay soil. 426 Comment
  UC2028012  Eurybia radulina Barbara Ertter 1997-11-1 15882 Contra Costa South side Mount Diablo, end of spur road east of Knobcone Point, below powerline crossing at head of Alamo Creek drainage. Comment
  UC2028525  Calamagrostis rubescens Barbara Ertter 1997-11-1 15881 Contra Costa South side Mount Diablo, near Balancing Rock on Knobcone Point Road Comment
  CDA23461  Salicornia pacifica T. C. Fuller 1965-11-24 14323 Contra Costa South side of Byron Hot Springs Road, 0.6 mile southwest of Byron-Tracy Highway, ca. 1 mile southwest of Byron. 0 Comment
  RSA758316  Quercus agrifolia Doug Goldman 2004-11-3 2923 Contra Costa South side of Marsh Creek, north side of Morgan Territory Road. 354 Comment
  UC2027965  Galium californicum subsp. californicum Barbara Ertter 1997-8-24 15770 a Contra Costa South side of Mount Diablo, Curry Canyon Road from Curry Point. Comment
  UC2012986  Panicum capillare Barbara Ertter with Lisa Schultheis 1996-9-2 15283 Contra Costa South side of Mount Diablo, South Gate Road not far inside park entrance near base of mountain. Comment
  POM212448  Dicentra chrysantha Joseph A. Ewan 1933-10-15 8030 Contra Costa South slope of Mt. Diablo 1067 Comment
  RSA181840  Spartina patens Rolf Mall 1964-11-19 s.n. Contra Costa Southampton tidal marsh at head of Suisun Bay between Benicia and Vallejo, Contra Costa County Comment
  CAS-BOT-BC236643  Spartina patens Rolf Mall 1964-11-19 s.n. Contra Costa Southamton tidal marsh at head of Suisun Bay between Benicia and Vallejo Comment
  RSA666408  Centaurea repens Bob Case 2001-10-2 s.n. Contra Costa Southeast Pleasant Hill, East Bay Municipal Utilities District right-of-way on West Hookston Road Comment
  UCD56170  Avena barbata Beecher Crampton 1956-5-14 3404 Contra Costa Southeast of Mt. Diablo. Headwaters of Marsh Creek. 640 Comment
  RSA721285  Sagina apetala Barbara Ertter, Chris Thayer 1995-4-25 113991 Contra Costa Southeast side of Mt. Diablo NE of Danville; Devil s Slide area of Sycamore Canyon. 305 Comment
  UC1795720  Sagina apetala Barbara Ertter, Chris Thayer 1995-4-25 13991 Contra Costa Southeast side of Mt. Diablo northeast of Danville; Devil's Slide area of Sycamore Canyon, roadside thru chaparral zone. 304 Comment
  UCD36922  Nassella pulchra Beecher Crampton 1956-5-14 3403 Contra Costa Southeastern Mount Diablo, headwaters of Marsh Creek. 640 Comment
  UCD36923  Salvia mellifera Beecher Crampton 1956-5-14 3406 Contra Costa Southern boundary of Mount Diablo State Park. Comment
  UCD66482  Lolium temulentum Beecher Crampton 1956-5-14 3408 Contra Costa Southern boundary of Mt. Diablo State Park. Comment
  UC1795861  Hedera helix Barbara Ertter 1994-10-23 13915 Contra Costa Southwest El Cerrito, north edge Breuner's parking lot, northwest of Albany Hill. Comment
  UC2070661  Stipa lepida Barbara Ertter 2002-5-11 17847 a Contra Costa Southwest base of Mount Diablo, lower end of Summit Trail in Dan Cook Canyon ca. half mile from South Gate Road. Comment
  UC2027981  Conyza bonariensis Barbara Ertter, Chris Thayer 1996-10-25 15390 Contra Costa Southwest flank of Mount Diablo, lower South Gate Road just inside park boundary. Comment
  UC2029042  Sanicula tuberosa Barbara Ertter 2000-3-19 16895 Contra Costa Southwest side of Mount Diablo, Secret Trail between Barbecue Terrace Road and Wall Point Road. Comment
  RSA0029785  Cardamine oligosperma Barbara Ertter 2000-3-19 16897 Contra Costa Southwest side of Mount Diablo, Stage Road along Pine Creek, ca. 0.5 mile above Pine Pond. 198 Comment
  UC2028226  Navarretia mellita Barbara Ertter 1998-12-6 16472 Contra Costa Southwest side of Mount Diablo, Wall Point Road just north of Rock City. Comment
  SEINET11268197  Navarretia mellita Barbara Ertter 1998-12-6 16472 Contra Costa Southwest side of Mount Diablo, Wall Point Road just north of Rock City.; 0 Comment
  UC2028017  Arctostaphylos manzanita subsp. laevigata Barbara Ertter 1997-9-14 15818 Contra Costa Southwest side of Mount Diablo, Wall Point Road on open sandstone ridge northwest of Wall Point. Comment
  RSA309337  Polypodium californicum Edward Lee, C. Belshaw 1935-12-28 1706 Contra Costa Southwest-facing slope, Las Trampas Ridge, Las Trampas Peak 442 Comment
  POM300988  Montia fontana subsp. variabilis Mary L. Bowerman 1939-3-31 3736 Contra Costa Spring in bend of road to Barbecue Terrace ( off S road). Comment
  UC790973  Poa secunda subsp. secunda A. A. Beetle 1941-3-23 1713 Contra Costa 1 mi e St Mary's College 182 Comment
  CAS-BOT-BC281257  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1933-5-14 11229 Contra Costa St. Mary's College Comment
  SD71397  Amsinckia menziesii John Thomas Howell 1933-5-14 11224 A Contra Costa St. Mary's College Comment
  UC820506  Phalaris minor John Thomas Howell 1933-5-14 11234 Contra Costa St. Mary's College Comment
  UCD107174  Lupinus bicolor Morris Halperin 1929-4-21 s.n. Contra Costa St. Mary's College Campus. Comment
  UCD119728  Amsinckia lycopsoides Morris Halperin 1929-4-21 s.n. Contra Costa St. Mary's College Campus. Comment
  UC2070598  Sparganium eurycarpum subsp. eurycarpum Barbara Ertter with Chris Thayer and Dianne Lake 2001-5-26 17658 Contra Costa Stamm Unit of Antioch Dunes National Wildlife Refuge east of Antioch. Comment
  CHSC75068  Tragopogon porrifolius Roger Thom 1987-5-18 11 Contra Costa 0.15 mi. from west intersection with Stanley Blvd. on Camino Diablo. Lafayette. Shoulder of road. 30 Comment
  POM206078  Lolium perenne subsp. multiflorum Jos Burtt Davy 1897-9-9 1674 Contra Costa Stege Comment
  UC16539  Trifolium fucatum J. Burtt Davy 1900-3-24 6532 Contra Costa Stege Comment
  JEPS2846  Bolboschoenus maritimus subsp. paludosus J. Burtt Davy 1897-9-4 4075 Contra Costa Stege; ; Stege, Contra Costa Co. Comment
  UC1586061  Triphysaria eriantha subsp. eriantha Barbara Ertter with Jim Jokerst and Dave Magney 1989-4-5 8125 Contra Costa ca 15 air mi sw Stockton (se Contra Costa County); adjacent to Clifton Court Forebay 0 Comment
  UC1585875  Lepidium nitidum var. oreganum Barbara Ertter with Jim Jokerst and Dave Magney 1989-4-5 8127 Contra Costa ca 15 air mi sw Stockton (w and adjacent to Clifton Court Forebay) Comment
  UC1563902  Lepidium nitidum Barbara Ertter with Jim Jokerst and Dave Magney 1989-4-5 8123 Contra Costa ca 15 air mi sw Stockton (w and adjacent to Clifton Court Forebay, se Contra Costa Co.); se Contra Costa Co. Comment
  CAS-BOT-BC294026  Deinandra kelloggii H. M. Hall 1930-6-18 12793 Contra Costa Stockton Ranch, south of Antioch Comment
  RSA446066  Urtica dioica subsp. holosericea M. B. Dunkle 1931-7-18 2504 Contra Costa Strawberry Canyon, Berkeley 152 Comment
  UCD93809  Vulpia microstachys var. ciliata Beecher Crampton 1956-5-14 3419 Contra Costa above Suisun Bay, 2 miles west of Martinez, on road to Crockett. Comment
  UC1795754  Lotus corniculatus Barbara Ertter, Kristin Ertter 1995-7-11 14473 Contra Costa Sulfur Spring on Pine Cr, Diablo Foothills Regional Park SW of Walnut Creek, marshy wet ground. 121 Comment
  UC1818865  Plantago major Barbara Ertter, Kristin Ertter 1995-7-11 14474 Contra Costa Sulfur Spring on Pine Cr, Diblo Foothill Regional Park, marshy wet ground. 121 Comment
  UC691563  Viburnum ellipticum Mary L. Bowerman 1933-5-19 2143 Contra Costa Sulphur Spring Canyon, e fork Mount Diablo 457 Comment
  UC697197  Clarkia purpurea subsp. quadrivulnera Mary L. Bowerman 1931-5-13 843 Contra Costa 1 mi from Sulphur Spring; Mount Diablo, Pine Canyon 167 Comment
  CAS-BOT-BC87334  Streptanthus hispidus Paul F. Covel 1938-5-8 1510 Contra Costa Summit Mount Diablo (North Peak trail). Comment
  CAS-BOT-BC87338  Streptanthus hispidus R. Bacigalupi 1927-5-13 1572 Contra Costa Summit Mount Diablo. Comment
  CAS-BOT-BC235872  Keckiella corymbosa Paul F. Covel 1938-7-1 1472 Contra Costa Summit Mt. Diablo Comment
  CAS-BOT-BC347389  Malacothrix floccifera R. Bacigalupi 1927-5-13 1573 Contra Costa Summit Mt. Diablo Comment
  CAS-BOT-BC444384  Lewisia rediviva Paul F. Covel 1938-7-1 1519 Contra Costa Summit Mt. Diablo Comment
  UC5689  Quercus wislizeni unknown 78 Contra Costa Summit Mt. Diablo Comment
  UC570838  Ribes californicum Herbert L. Mason 1926-3-7 2709 Contra Costa Summit Mt. Diablo Comment
  CAS-BOT-BC502956  Orobanche vallicola Paul F. Covel 1938-7-1 1470 Contra Costa Summit Mt. Diablo Comment
  UC2028214  Lupinus nanus Barbara Ertter with Richard K. Brummitt 1998-5-13 16132 Contra Costa Summit Road on Mount Diablo, base of rock outcrop/roadcut above Juniper Camp. Comment
  CAS-BOT-BC9901  Delphinium nudicaule Rimo Bacigalupi 1926-4-30 1353 Contra Costa Summit of Mount Diablo Comment
  SEINET10669563  Arnica cordifolia John G. Lemmon 1872-1 Lemmon s.n. Contra Costa Summit of Mount Diablo. Comment
  CAS-BOT-BC300967  Eriophyllum lanatum var. achilleoides L. Constance 1933-6-25 E 98 Contra Costa Summti of Mt. Diablo 1158 Comment
  UCD87635  Nassella pulchra P. B. Kennedy 1914-3-15 4610 Contra Costa Sunset Cemetery. Comment
  UCD127982  Sanicula crassicaulis P. B. Kennedy 1925-4-26 s.n. Contra Costa near Sycamore Canon Trail, Mt. Diablo. Comment
  UC691238  Vulpia octoflora var. octoflora Mary L. Bowerman 1932-4-9 1319 Contra Costa firebreak on large spur which leads into Sycamore Canyon (Inner Black Hills); Mount Diablo, Inner Black Hills Comment
  UC691160  Adenostoma fasciculatum Mary L. Bowerman 1932-3-20 1122 Contra Costa n.e. fork Sycamore Canyon (toward top of middle ridge, Mt. Diablo); Mt. Diablo, Sycamore Canyon Comment
  JEPS1830  Pholistoma auritum Mary L. Bowerman 1931-4-18 722 Contra Costa Sycamore Canyon 365 Comment
  UC691586  Collinsia sparsiflora var. collina Mary L. Bowerman 1931-3-21 593 Contra Costa Sycamore Canyon 350 Comment
  UC672416  Phacelia distans Herbert L. Mason 1928-4-29 4422 Contra Costa Sycamore Canyon Mount Diablo Comment
  UC692272  Lupinus succulentus Mary L. Bowerman 1931-3-21 588 Contra Costa Sycamore Canyon Sycamore Canyon, Mount Diablo (Mount Diablo); , Sycamore Canyon 335 Comment
  POM300574  Cardamine oligosperma Mary L. Bowerman 1932-3-6 1100 Contra Costa Sycamore Canyon, east fork: Near trail. Comment
  UC635648  Githopsis specularioides H. L. Mason 1928-4-29 4429 Contra Costa Sycamore Canyon, s slopes of Mt. Diablo Mt. Diablo Comment
  UC691115  Prunus cerasifera Mary L. Bowerman 1931-4-18 726 Contra Costa Sycamore Canyon: flat at junction of E and NE forks. Mt. Diablo 396 Comment
  UC691901  Yabea microcarpa Mary L. Bowerman 1931-4-18 725 Contra Costa junction of e and ne forks Sycamore Canyon; Mount Diablo Comment
  UC697791  Arctostaphylos auriculata Mary L. Bowerman 1932-9-5 1547 Contra Costa near firebreak which runs s from large spur (on meridian) heading into Sycamore Canyon; Mount Diablo, Inner Black Hills Comment
  UC691926  Berberis pinnata Mary L. Bowerman 1931-2-22 517 Contra Costa e fork Sycamore Canyon; Mt Diablo Comment
  UC1795855  Lupinus albifrons var. albifrons Barbara Ertter, Brad Olson, Diane Lake 1996-4-14 14594 a Contra Costa Sycamore Spring Trail off Prospectors Gap Rd., east side Mt. Diablo. 640 Comment
  CAS-BOT-BC314861  Hemizonia congesta subsp. luzulifolia Mary L. Bowerman 1931-10-13 1061 Contra Costa Sycamore Valley west of Sycamore Creek, Mount Diablo Comment
  UCD59633  Bromus rubens A. A. Beetle 1942-3-22 2930 Contra Costa Taber Island. Small island off SW side of Brooks Island in San Francisco Bay. Comment
Read comments
Aug 20 2011
  UC1122357  Clarkia affinis C. M. Belshaw 1936-5-13 2113 Contra Costa 3.7 mi ene Tassajero (plot 31); Mt. Diablo Quadrangle Comment
  UC764731  Trifolium bifidum var. decipiens R. F. Hoover 1938-5-4 3344 Contra Costa peak e Tassajero Creek Comment
  SEINET4344622 Image available Crypsis schoenoides Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa. 1995-10-22 14532 Contra Costa Three Springs Trail on NE side of Mt. Diablo, south of crest of Marsh Creek Rd. dried roadside pond, clay. Comment
  UC1818988  Cornus glabrata Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa 1995-10-22 14538 Contra Costa Three Springs Trail on northeast side of Mt. Diablo, at stream crossing north-facing slope. Comment