37.83134 37.93134 -122.01714 -121.91714 UC/JEPS: Consortium Search Results
Search Results — 2144 specimen records retrieved (2144 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 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
  CAS-BOT-BC331614  Acer macrophyllum John Thomas Howell 1926-3-7 1661 Contra Costa Mt. Diablo near toll gate Comment
  GH363583  Acer macrophyllum L. S. Rose 1941-3-22 41056 Unknown Mt. Diablo, w. slope 609 Comment
  UC692718  Acer macrophyllum Mary L. Bowerman 1930-6-5 250 Contra Costa North Road 5.8 mi from entrance (Mount Diablo); , North Road 457 Comment
  UCD117010  Acer macrophyllum William B. Davis 1960-3-26 9 Contra Costa North Scenic Boulevard, 1 mile below North Gate of Mt. Diablo State Park. Comment
  CAS-BOT-BC21713  Achillea millefolium Mary L. Bowerman 1930-6-3 238 Contra Costa Mount Diablo: West road 1.9 miles from entrance Comment
  UC691726  Achillea millefolium Mary L. Bowerman 1931-4-25 751 Contra Costa 2 mi by road from Mt. Diablo West Entrance; Mount Diablo Comment
  UC1084392  Achyrachaena mollis G. Thomas Robbins 1937-4-25 145 Contra Costa 2 mi e Alamo Comment
  UC691545  Achyrachaena mollis Mary L. Bowerman 1931-4-4 651 Contra Costa not more than 4.5 mi on West (= North) road Mount Diablo (entrance); Mount Diablo Comment
  UCD104120  Acmispon glaber P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo Summit. Comment
  UC691159  Adenostoma fasciculatum Mary L. Bowerman 1930-6-5 256 Contra Costa w. (North Rd.) 5.8 mi. from entrance Mt. Diablo Comment
  RSA453156  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1962-6-20 s.n. Contra Costa Mount Diablo Comment
  HSC93903  Adiantum jordanii C. Newberry 1994-4-30 7255 Contra Costa Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek 900 Comment
  CDA19920  Aegilops triuncialis Slate 2002-6-2 PDR P 099580 Contra Costa Northern California; Mt Diablo State Park. 0 Comment
  GH381790  Aesculus californica W. L. Jepson 1918-6-5 7616 Unknown Donner Canyon, Mt. Diablo 228 Comment
  JEPS40093  Aesculus californica W. L. Jepson 1918-6-5 7616 Contra Costa Donner Canyon; Mt. Diablo 228 Comment
  RSA401059  Aesculus californica Thekla Mohr 1917-07 3153 Contra Costa Mount Diablo 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
  JEPS99561  Agoseris grandiflora Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, (probably Back Canyon or foot trail to Donner Canyon). 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
  UC691796  Agoseris heterophylla var. cryptopleura Mary L. Bowerman 1935-4-17 2836 Contra Costa 2 mi from entrance Mt. Diablo West Road (=North Rd); Mt. Diablo 289 Comment
  UC691793  Agoseris heterophylla var. heterophylla Mary L. Bowerman 1933-5-11 2093 a Contra Costa Rock City Ridge; Mt. Diablo Comment
  CAS-BOT-BC13348  Agoseris retrorsa LeRoy Abrams 1921-5-25 8030 Contra Costa Summit Mount Diablo Comment
  CAS-BOT-BC127340  Agrostis exarata R. Bacigalupi 1922-9-24 s.n. Contra Costa Mitchell Canyon, north base of Mount Diablo. 213 Comment
  UC697196  Agrostis hallii Mary L. Bowerman 1944-6-19 3895 Contra Costa in eastern corner of triangle formed by roads to upper Rock City Camp (Fossil Ridge, Mount Diablo); Mount Diablo Comment
  RSA0033844  Agrostis stolonifera Barbara Ertter 2000-7-16 17383 Contra Costa Diablo Foothills Regional Park, along Pine Creek between Castle Rock Recreation Area and flood-control checkdam. 106 Comment
  JEPS99592  Agrostis viridis Mary Bowerman 1993-10-22 Contra Costa Mount Diablo, Pine Pond, South side. Comment
  UC692383  Agrostis viridis Mary L. Bowerman 1936-8-17 3527 Contra Costa Sulphur Spring Mount Diablo, Pine Canyon 137 Comment
  JEPS99483  Aira caryophyllea Mary Bowerman 1978-5-14 Contra Costa Mount Diablo, Eagle Peak Old Mines trail. Comment
  UC1818968  Aira caryophyllea Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa 1995-10-22 14527 Contra Costa Three Springs Trail on northeast side of Mt. Diablo, south of crest of Marsh Creek Rd. southeast of Clayton dried grasslands at base of trail. 304 Comment
  UC692389  Aira caryophyllea Mary L. Bowerman 1942-5-24 3844 Contra Costa Lower Rock City Camp Mount Diablo, Fossil Ridge 457 Comment
  UC2028387  Aira caryophyllea var. caryophyllea Barbara Ertter 1998-6-20 16257 Contra Costa Shell Ridge Open Space on NW side of Mount Diablo, Costanoan Trail on north side of central ridge, edge of road through woodland Comment
  UC692026  Allium falcifolium Mary L. Bowerman 1932-4-16 1347 Contra Costa at summit, Eagle Point Mount Diablo, Eagle Point Comment
  JEPS112708  Allium serra Dean W. Taylor 1994-3-30 14115 Contra Costa Mt. Diablo (in Mt. Diablo State Park); 2 mi S along North Gate Road from the North Gate kiosk, 426 Comment
  JEPS56390  Allium serra W. L. Jepson 1918-6-3 7581 Contra Costa Donner Canyon Mt. Diablo, Donner Canyon 609 Comment
  UC796584  Allium serra Reed C. Rollins 1946-3-25 3043 Contra Costa w slope of Mount Diablo Mount Diablo Comment
  JEPS56395  Allium unifolium W. L. Jepson 1918-6-3 7588 Contra Costa Donner Canyon Mt. Diablo, Donner Canyon 685 Comment
  UC691631  Allophyllum divaricatum Mary L. Bowerman 1933-5-2 1941 Contra Costa below Pioneer Camp (Mt. Diablo); Mt. Diablo 762 Comment
  UCD118009  Allophyllum divaricatum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC691647  Allophyllum gilioides subsp. gilioides Mary L. Bowerman 1935-4-26 2904 Contra Costa w. Indian Ceremonial Spring (Mt. Diablo); Mt. Diablo 1021 Comment
  UC1818942  Alnus rhombifolia Barbara Ertter, Chris Thayer 1995-4-25 13987 Contra Costa Southeast side of Mt. Diablo northeast of Danville; shade of oak forest on Sycamore Creek near junction of path from Knobcone Point Rd. 396 Comment
  UC691933  Amaranthus albus Mary L. Bowerman 1938-8-2 2389 Contra Costa Sheep Camp Spring, by North Road Mt. Diablo 533 Comment
  UC691945  Amaranthus albus Mary L. Bowerman 1932-8-27 1515 Contra Costa s of Turtle Rock; Mt. Diablo Comment
  UC691946  Amaranthus albus Mary L. Bowerman 1932-8-27 1515 Contra Costa s of Turtle Rock; Mt. Diablo Comment
  JEPS102911  Ammannia coccinea Lisa Schultheis with Kevin Hintsa 1995-8-20 260 -95 Contra Costa Macedo Ranch, N edge, near house Mount Diablo Comment
  UC1073377  Amsinckia intermedia George B. Rossbach 1955-3-20 457 Contra Costa sw base of Mount Diablo Comment
  UC1178260  Amsinckia intermedia Francia Chisaki 1954-3-25 574 Contra Costa Mount Diablo; Mount Diablo State Park Comment
  UC691398  Amsinckia intermedia Mary L. Bowerman 1931-4-4 642 Contra Costa near w entrance Mount Diablo (North gate) Comment
  UC691630  Amsinckia intermedia Mary L. Bowerman 1935-4-22 2891 Contra Costa ridge w of Pioneer Road ((w of Stage Road)); Mount Diablo 853 Comment
  UC2062621  Anagallis arvensis Barbara Ertter with Joanne Kerbavaz et al. 2003-5-8 18173 Contra Costa South Gate Road on south side of Mount Diablo. Comment
  UC635714  Anagallis arvensis A. E. Borell 1928-3-18 26 Contra Costa w. slope Mt. Diablo Comment
  UC691832  Anagallis arvensis Mary L. Bowerman 1931-4-4 635 a Contra Costa 2 mi. by rd. from west entrance (=North Gate) Mt. Diablo Comment
  UC691833  Anagallis arvensis Mary L. Bowerman 1930-6-28 389 Contra Costa Mt. Diablo, Lower Silver Spring Comment
  UC691815  Ancistrocarphus filagineus Mary L. Bowerman 1935-4-17 2834 Contra Costa 2 mi from entrance on West rd (= North Rd), (hillside above serpentine outcrop) Mount Diablo 259 Comment
  CAS-BOT-BC46930  Androsace elongata subsp. acuta Justin P. Moore 1878-4-14 146 Alameda Mt. Diablo. Comment
  JEPS13787  Androsace elongata subsp. acuta Mary L. Bowerman 1935-4-22 2888 Contra Costa ridge w Pioneer Road (w of Old Stage Road, crest of ridge and on the e face Mount Diablo); Mount Diablo 853 Comment
  UC1111009  Androsace elongata subsp. acuta Herbert L. Mason 1928-3-4 4166 Contra Costa Shell Ridge Comment
  UC691828  Androsace elongata subsp. acuta Mary L. Bowerman 1935-4-22 2888 Contra Costa crest of ridge w Pioneer Road (ridge w and on the e face; Mount Diablo, w of Old Stage Road); Mount Diablo 853 Comment
  CAS-BOT-BC400259  Anemopsis californica Rimo Bacigalupi 1926-4-30 1347 Contra Costa About 3 miles east of Walnut Creek on Mt Diablo Road Comment
  UC407051  Anemopsis californica Rimo Bacigalupi 1926-4-30 1347 Contra Costa about 3 mi e of Walnut Creek (on Mount Diablo Road); Mount Diablo Road Comment
  UC691885  Angelica californica Mary L. Bowerman 1932-10-16 1631 Contra Costa Mount Diablo, Donner Canyon Trail Mount Diablo; , Donner Canyon Trail Comment
  UC691887  Angelica californica Mary L. Bowerman 1935-3-16 2740 Contra Costa Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 274 Comment
  UC692562  Angelica californica Mary L. Bowerman 1935-6-21 3149 Contra Costa Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 274 Comment
  UC692563  Angelica californica Mary L. Bowerman 1935-6-21 3149 Contra Costa Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 274 Comment
  UC697132  Anthemis cotula Mary L. Bowerman 1930-6-3 228 Contra Costa North Road (1.9 mi from entrance) Mount Diablo 167 Comment
  JEPS99534  Anthriscus caucalis Mary L. Bowerman 1994-4-17 Contra Costa Mount Diablo, (probably bottom of Donner Canyon fire road). Comment
  JEPS99545  Anthriscus caucalis Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, probably Back Canyon or foot trail to Donner Canyon. Comment
  UC691600  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum Mary L. Bowerman 1932-9-3 1535 Contra Costa Muir Area; Mount Diablo Comment
  UC691848  Apocynum cannabinum Mary L. Bowerman 1931-5-28 905 Contra Costa gully to s. at e. end of Castle Rock Farm (Pine Canyon); Mt. Diablo, Pine Canyon Comment
  UC692206  Aquilegia eximia Mary L. Bowerman 1936-9-10 3543 Contra Costa Donner Canyon Mount Diablo 335 Comment
  UC692207  Aquilegia eximia Mary L. Bowerman 1933-6-2 2331 Contra Costa Donner Canyon Mount Diablo Comment
  JEPS60396  Aquilegia formosa V. E. Ferguson Contra Costa Donner Canyon Mt. Diablo Comment
  UC1795686  Aquilegia formosa Barbara Ertter, Mary L. Bowerman 1994-6-19 12840 Contra Costa Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, Comment
  UC692182  Aquilegia formosa Mary L. Bowerman 1938-6-14 3686 Contra Costa Juniper Camp Mount Diablo Comment
  UC692183  Aquilegia formosa Mary L. Bowerman 1938-6-14 3686 Contra Costa Juniper Camp Mount Diablo Comment
  CAS-BOT-BC17272  Arabis blepharophylla Paul F. Covel 1938-5-8 1514 Contra Costa Summit Mount Diablo. Comment
  UC692480  Aralia californica Mary L. Bowerman 1933-6-21 2330 Contra Costa Donner Canyon Mt. Diablo, Donner Canyon 243 Comment
  SBBG50848  Arbutus menziesii A. Hartman 1960-4-19 9 D Contra Costa North Gate Rd, Mt Diablo St Park 609 Comment
  UC692481  Arbutus menziesii Mary L. Bowerman 1931-3-21 598 Contra Costa Sycamore Canyon, west fork Sycamore Canyon; Mount Diablo, Sycamore Canyon 396 Comment
  CAS-BOT-BC407798  Arceuthobium campylopodum R. Bacigalupi 1922-9-24 s.n. Contra Costa Mitchell Canon, Mt. Diablo Comment
  CAS-BOT-BC407799  Arceuthobium campylopodum R. Bacigalupi 1922-9-24 81 Contra Costa Mitchell Canon, Mt. Diablo Comment
  JEPS40121  Arceuthobium campylopodum Miss Ferguson 1920-1-1 Contra Costa Donner Canyon Mt. Diablo Comment
  UC1078914  Arceuthobium campylopodum Job Kuijt 1958-1-12 1444 Contra Costa Little Rock City Mount Diablo Comment
  UC1085342  Arceuthobium campylopodum Job Kuijt 1957-9-29 1425 b Contra Costa Rock City Mount Diablo Comment
  UC1085344  Arceuthobium campylopodum Job Kuijt 1957-9-29 1425 a Contra Costa Rock City Mount Diablo Comment
  UC692041  Arceuthobium campylopodum Mary L. Bowerman 1930-6-22 374 Contra Costa above main canyon (Mitchell Canyon Trail); Mount Diablo Comment
  UC692042  Arceuthobium campylopodum Mary L. Bowerman 1930-6-22 373 Contra Costa above main canyon (Mitchell Canyon Trail); Mount Diablo Comment
  UC692043  Arceuthobium campylopodum Mary L. Bowerman 1931-10-31 1065 Contra Costa south Rd near junction Mount Diablo Comment
  UC692044  Arceuthobium campylopodum Mary L. Bowerman 1931-10-31 1064 Contra Costa south Rd near junction Mount Diablo Comment
  CAS-BOT-BC410129  Arceuthobium occidentale Howard E. McMinn 1922-6-2 93 Contra Costa N slope of Mt. Diablo Comment
  SEINET3350079  Arceuthobium occidentale R. L. Mathiasen 2011-1 1263 Unknown 3.2 km N of S Entrance to Mt. Diablo St. Park. 580 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
  A112678  Arctostaphylos auriculata C. F. Baker 1903-2-22 3161 Unknown Mount Diablo Comment
  A112679  Arctostaphylos auriculata C. F. Baker 1903-2-22 3161 Unknown Mount Diablo Comment
  A112680  Arctostaphylos auriculata C. F. Baker 1903-5-30 3161 Unknown Mount Diablo Comment
  CAS-BOT-BC24105  Arctostaphylos auriculata Mary L. Bowerman 1933-3-25 1771 Contra Costa Emmons Canyon, Diablo Stock Farm (Stone Valley) Canyon: Comment
  CAS-BOT-BC24106  Arctostaphylos auriculata Alice Eastwood 1903-2-22 3161 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC24107  Arctostaphylos auriculata L. R. Abrams 1900-10-8 4348 Contra Costa Mt. Diablo 609 Comment
  CAS-BOT-BC24110  Arctostaphylos auriculata 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 (Blue K Hills) 457 Comment
  CAS-BOT-BC24117  Arctostaphylos auriculata C. F. Baker 1903-5-31 3161 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC24118  Arctostaphylos auriculata Alice Eastwood 1922-5-14 11311 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC24120  Arctostaphylos auriculata Alice Eastwood 1922-3-17 11083 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC24121  Arctostaphylos auriculata Lewis S. Rose 1934-2-28 34039 Contra Costa S. slope Mt. Diablo, 8 mi. NE Danville Comment
  CAS-BOT-BC27223  Arctostaphylos auriculata Alice Eastwood 1903-2-22 s.n. Contra Costa Mt. Diablo Comment
  CDA31098  Arctostaphylos auriculata D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .23 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  CDA9744  Arctostaphylos auriculata D. G. Kelch, D. A. Weinstein 1995-3-6 s.n. Contra Costa Rock City. Mt. Diablo. Comment
  CHSC39444  Arctostaphylos auriculata B. A. Stein 1981-3-21 460 Contra Costa Mt. Diablo State Park, Rock City Campgound. 457 Comment
  ECON112682  Arctostaphylos auriculata C. F. Baker 1903-2-22 3161 Unknown Mount Diablo Comment
  GH14998  Arctostaphylos auriculata C. F. Baker 1903-2-22 3161 Unknown Mount Diablo Comment
  GH350054  Arctostaphylos auriculata L. S. Rose 1970-4-2 70023 Unknown Rock City, Mt. Diablo 426 Comment
  JEPS124460  Arctostaphylos auriculata Daniel Slakey with CNPS Volunteers 2015-6-29 136 Contra Costa Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point. Comment
  JEPS96259  Arctostaphylos auriculata Dean Kelch 1995-3-14 97 .15 Contra Costa Rock City Mt. Diablo; e. contra Costa Co., , Rock City 457 Comment
  NY8229  Arctostaphylos auriculata A. Eastwood 1903-2-22 3161 Contra Costa Mt. Diablo Comment
  POM131658  Arctostaphylos auriculata Alice Eastwood 1903-2-22 3161 Contra Costa Mt Diablo Comment
  POM203162  Arctostaphylos auriculata Alice Eastwood 1922-3-17 11083 Contra Costa Mt. Diablo Comment
  POM203167  Arctostaphylos auriculata L. S. Rose 1934-2-28 34039 Contra Costa 8 miles NE Danville, S slope of Mt. Diablo. 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
  RSA0036101  Arctostaphylos auriculata Lewis S. Rose 1949-3-6 49004 Contra Costa Mt. Diablo, above Rock City. 518 Comment
  RSA164646  Arctostaphylos auriculata Percy C. Everett 1963-11-19 24550 Contra Costa Mt Diablo. 457 Comment
  RSA164647  Arctostaphylos auriculata Percy C. Everett 1963-11-19 24549 Contra Costa Mt Diablo. 457 Comment
  RSA212152  Arctostaphylos auriculata L. S. Rose 1970-4-2 70023 Contra Costa Rock City, Mount Diablo. 426 Comment
  RSA44371  Arctostaphylos auriculata L. S. Rose 1949-3-6 49004 Contra Costa Mt. Diablo, above Rock City. 518 Comment
  RSA622478  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27600 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622479  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27595 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622480  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27601 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622481  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27594 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622482  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27598 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622483  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27593 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622484  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27596 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622485  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27602 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622486  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27597 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622487  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27599 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA622488  Arctostaphylos auriculata Jon E. Keeley 1996-6-24 27603 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
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Jan 30 2013
  RSA70860  Arctostaphylos auriculata L. S. Rose 1934-2-28 34039 Contra Costa 8 miles NE Danville, S slope of Mt. Diablo. Comment
  SBBG28871  Arctostaphylos auriculata L. S. Rose 1934-2-28 34039 Contra Costa S slope of Mt Diablo, 8 mi NE of Danville Comment
  SBBG39549  Arctostaphylos auriculata L. S. Rose 1970-4-2 70023 Contra Costa Rock City, Mt Diablo 426 Comment
  SD69999  Arctostaphylos auriculata Darley F. Howe 1968-5-21 4519 Contra Costa Mount Diablo. Comment
  SDSU1486  Arctostaphylos auriculata D. F. Howe 1968-5-21 4519 Contra Costa Mt. Diablo. 1067 Comment
  UC1120859  Arctostaphylos auriculata R. W. Lundh 1932-8-24 138 Contra Costa 2 mi s Mt. Diablo (Rock City); Mt. Diablo Quadrangle 502 Comment
  UC549569  Arctostaphylos auriculata J. E. Adams 1934-10-6 852 Contra Costa Rock City Mt. Diablo Comment
  UC692479  Arctostaphylos auriculata Mary L. Bowerman 1933-3-25 1773 Contra Costa top Pine Canyon Ridge (s-facing slope between the two forks); Mount Diablo, Emmons Canyon (off Stone Valley) Comment
  UC692483  Arctostaphylos auriculata Mary L. Bowerman 1931-9-20 1044 Contra Costa w edge Rock City; Mount Diablo Comment
  UC75346  Arctostaphylos auriculata Alice Eastwood 1903-2-22 3161 Contra Costa Mt. Diablo Comment
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Aug 25 2011
  UC75347  Arctostaphylos auriculata Alice Eastwood 1903-5-31 3161 Contra Costa Mt. Diablo Comment
  UCD162927  Arctostaphylos auriculata D. O. Burge; K. Zhukovsky 2015-6-6 1747 Contra Costa Mount Diablo. 515 Comment
  CAS-BOT-BC23594  Arctostaphylos crustacea J. E. Adams 1934-3-19 677 Contra Costa Rock City, Mount Diablo Comment
  RSA367269  Arctostaphylos glandulosa subsp. glandulosa H. E. McMinn 1923-3-6 875 a Contra Costa Mt. Diablo. Comment
  CAS-BOT-BC24654  Arctostaphylos glauca Mary L. Bowerman 1930-6-22 362 Contra Costa Mount Diablo, Mitchell Canyon. Comment
  CAS-BOT-BC24655  Arctostaphylos glauca Mary L. Bowerman 1933-3-11 1748 Contra Costa Mount Diablo, Fossil Ridge, outer s. face: In gully nw. of South Gate. Comment
  CAS-BOT-BC24656  Arctostaphylos glauca Mary L. Bowerman 1933-3-11 1748 Contra Costa Mount Diablo, Fossil Ridge, outer s. face: In gully nw. of South Gate. Comment
  CAS-BOT-BC24657  Arctostaphylos glauca H. E. McMinn 1922-6-21 89 Contra Costa N. slope of Mt. Diablo. Comment
  CAS-BOT-BC24659  Arctostaphylos glauca H. E. McMinn 1922-10-17 411 Contra Costa From Mitchell Canyon, Mt. Diablo. Comment
  CAS-BOT-BC24660  Arctostaphylos glauca John Thomas Howell 1926-3-7 1674 Contra Costa Mt. Diablo. Comment
  GH350415  Arctostaphylos glauca W. L. Jepson 1918-6-5 7592 Unknown Donner Canon, Mt. Diablo 243 Comment
  JEPS38706  Arctostaphylos glauca W. L. Jepson 7592 Contra Costa Donner Canyon Mt. Diablo 243 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
  RSA164645  Arctostaphylos glauca P. C. Everett 1963-11-19 24551 Contra Costa Juniper Camp, Mt. Diablo. Comment
  RSA721734  Arctostaphylos glauca Barbara Ertter, Holy Forbes 1996-2-11 14548 Contra Costa North side Mount Diablo; Murchio Gap on Median Ridge Road. 732 Comment
  UC1795672  Arctostaphylos glauca Barbara Ertter, Holly Forbes 1996-2-11 14548 Contra Costa North side Mount Diablo; Murchio Gap on Median Ridge Road, chaparral on serpentine-derived clay; regrowth after burn of several years previous 731 Comment
  UC692232  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 (=Fossil Ridge) Comment
  UC692234  Arctostaphylos glauca Mary L. Bowerman 1933-4-15 1857 Contra Costa canyon s Arroyo del Cerro (s edge of wooded gully); Mt. Diablo 381 Comment
  UC692235  Arctostaphylos glauca Mary L. Bowerman 1933-3-11 1749 Contra Costa in gully nw park entrance (outer s face of ridge); Mount Diablo, Rock City Ridge (Fossil Ridge) Comment
  UC692498  Arctostaphylos glauca Mary L. Bowerman 1931-11-21 1068 Contra Costa near canyon bottom and Bilharan Mount Diablo, Donner Canyon Comment
  UC692499  Arctostaphylos glauca Mary L. Bowerman 1931-9-12 1041 Contra Costa near road Mount Diablo, Mitchell-Pine divide Comment
  UCD51123  Arctostaphylos glauca R. W. Lundh 1932-8-28 152 Contra Costa Eagle Point. 725 Comment
  RSA632813  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27589 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632814  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27578 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632815  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27577 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632816  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27580 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632817  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27586 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632818  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27585 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632819  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27583 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632820  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27579 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632821  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27588 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632822  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27578 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632823  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27581 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632824  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27591 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632825  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27584 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632826  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27587 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632827  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27590 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  RSA632828  Arctostaphylos laevigata Jon E. Keeley 1996-6-24 27582 Contra Costa Above Rock City, Mt. Diablo. 540 Comment
  CAS-BOT-BC38876  Arctostaphylos manzanita subsp. laevigata L. R. Abrams 1910-10-8 4345 Contra Costa Mt. Diablo 548 Comment
  CAS-BOT-BC38877  Arctostaphylos manzanita subsp. laevigata Lewis S. Rose 1934-2-1 34012 Contra Costa Sandstone hills, S. slope, Mt. Diablo 609 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
  CAS-BOT-BC38879  Arctostaphylos manzanita subsp. laevigata H. E. McMinn 1923-3-6 884 Contra Costa Along roadside 1/4 (?) way from top of Mt. Diablo Comment
  CAS-BOT-BC38880  Arctostaphylos manzanita subsp. laevigata H. E. McMinn 1923-3-6 876 c 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-BC38923  Arctostaphylos manzanita subsp. laevigata Alice Eastwood 1922-5-14 11312 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC38924  Arctostaphylos manzanita subsp. laevigata Alice Eastwood 1922-5-17 11085 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC38925  Arctostaphylos manzanita subsp. laevigata L. R. Abrams 1910-10-8 4345 Contra Costa Mt. Diablo 548 Comment
  CDA9746  Arctostaphylos manzanita subsp. laevigata D. G. Kelch, D. A. Weinstein 1995-3-6 s.n. Contra Costa Rock City. Mt. Diablo. Comment
  JEPS124457  Arctostaphylos manzanita subsp. laevigata Daniel Slakey with CNPS Volunteers 2015-6-29 132 Contra Costa Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point. Comment
  JEPS124461  Arctostaphylos manzanita subsp. laevigata Daniel Slakey with CNPS Volunteers 2015-6-29 137 Contra Costa Wall Point Rd, along a roughly 1 km stretch of road just west of Wall Point. Comment
  JEPS38919  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1931-12-17 1071 Contra Costa s face of ridge e Rock City Canyon; Mount Diablo, Rock City Ridge Comment
  JEPS38920  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1930-6-18 349 Contra Costa Rock City Canyon Mount Diablo Comment
  JEPS38921  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1933-3-25 1769 Contra Costa n face of canyon Mount Diablo, Pine Canyon (near top of ridge, approached up Diablo Stock Farm Canyon) Comment
  JEPS98841  Arctostaphylos manzanita subsp. laevigata Richard Hildreth and Roy Brewer 1964-10-7 Contra Costa Rock City, head of Dan Cook Canyon, W of nature trail Mount Diablo Comment
  POM203168  Arctostaphylos manzanita subsp. laevigata L. S. Rose 1934-2-28 34040 Contra Costa 8 miles NE Danville, S slope of Mt. Diablo. Comment
  POM367351  Arctostaphylos manzanita subsp. laevigata L. S. Rose 1949-3-24 49014 Contra Costa W slope of Mt Diablo, near Rock City. 609 Comment
  RSA14514  Arctostaphylos manzanita subsp. laevigata L. S. Rose 1934-2-28 34040 Contra Costa 8 miles NE Danville, S slope of Mt. Diablo. Comment
  RSA164649  Arctostaphylos manzanita subsp. laevigata Percy C. Everett 1963-11-19 24499 Contra Costa Mt Diablo. 457 Comment
  RSA257622  Arctostaphylos manzanita subsp. laevigata Gary D. Wallace 1975-8-26 1501 Contra Costa Mt. Diablo St. Pk., E. of Danville, out trail from Curry Point. Comment
  RSA44373  Arctostaphylos manzanita subsp. laevigata L. S. Rose 1949-3-24 49014 Contra Costa W slope of Mt Diablo, near Rock City. 609 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
  UC692222  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1930-8-31 443 Contra Costa Dan Cook (Rock City) Canyon Mount Diablo Comment
  UC692513  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1932-1-19 1074 Contra Costa on n-facing slope just over crest of ridge (w edge of chaparral); Mount Diablo, Inner Black Hills Comment
  UC692514  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1933-3-25 1769 Contra Costa n face of canyon near top of ridge ((approached up Diablo Stock Farm Canyon, better known as Emmons Canyon)); Mount Diablo, Pine Canyon Comment
  UC692515  Arctostaphylos manzanita subsp. laevigata Mary L. Bowerman 1931-9-20 1043 Contra Costa little above road Mount Diablo, Fossil (Rock City) Ridge Comment
  CAS-BOT-BC24351  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1930-6-18 349 Contra Costa Mt. Diablo, Rock City canyon. Comment
  CAS-BOT-BC24384  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1932-1-19 1073 Contra Costa Mount Diablo, Inner Black Hills. Comment
  CAS-BOT-BC24386  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1936-8-19 3530 Contra Costa Mount Diablo, Pine Canyon mouth, most northerly west-heading streamlet shown on topographic map (now dry). 167 Comment
  CAS-BOT-BC24395  Arctostaphylos manzanita subsp. manzanita M. Boone 1981-2-22 004 Contra Costa Mt. Diablo State Park 10.8 mi. from parks N. gate. Comment
  CAS-BOT-BC24398  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1932-1-19 1074 Contra Costa Mount Diablo, Inner Black Hills. Just over ridge. Comment
  CAS-BOT-BC24399  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1938-6-24 3693 Contra Costa Mount Diablo, Road 8.9 mi. from North Gate: crest or ridge above road (below Pines Picnic Area). 792 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
  POM193975  Arctostaphylos manzanita subsp. manzanita J. T. Howell 1926-3-7 1665 Contra Costa Mt. Diablo on old wagon road. Comment
  POM300725  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1933-3-25 1765 Contra Costa Emmons Canyon (off Stone Valley), west fork. Comment
  POM300726  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1932-1-19 1074 Contra Costa Inner Black hills, at west end of chaparral: Just over crest of ridge on north-facing slope. Comment
  POM300730  Arctostaphylos manzanita subsp. manzanita Mary L. Bowerman 1932-1-30 1083 Contra Costa Inner Black Hills, northwest corner of basin of northeast fork of Sycamore Creek. Comment
  RSA164644  Arctostaphylos manzanita subsp. manzanita P. C. Everett 1963-11-19 24552 Contra Costa Mt. Diable, below Gibraltar Rock.Mt. Diablo. Comment
Read comments
Aug 10 2011
  POM127991  Arctostaphylos stanfordiana subsp. stanfordiana R. C. Bacigalupi 1924-2-17 s.n. Contra Costa Lower slopes of Mt. Diablo, on old wagon road to summit from Diablo Country Club. (Black Hills). 457 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
  JEPS98839  Arctostaphylos tomentosa subsp. crustacea James B. Roof 1964-10-7 Contra Costa Head of Dan Cook Canyon; Mt. Diablo, Rock City Comment
  JEPS98840  Arctostaphylos tomentosa subsp. crustacea Walter Knight, Irja Knight, James B. Roof, R. Gankin, R. Hildreth 1964-10-7 Contra Costa near Rock City; Mt. Diablo Comment
  RSA164648  Arctostaphylos tomentosa subsp. crustacea P. C. Everett 1963-11-19 11774 Contra Costa Mt. Diablo. 457 Comment
  UC1120189  Arctostaphylos tomentosa subsp. crustacea R. W. Lundh 1932-8-27 151 Contra Costa 1 1/2 mi w Cave Point; Mount Diablo Quadrangle 502 Comment
  UC549412  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1934-3-19 677 Contra Costa Rock City Mount Diablo Comment
  UC549475  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1934-3-19 680 Contra Costa Rock City Mount Diablo Comment
  UC2042495  Artemisia californica Barbara Keller and J. Ruck 2011-6-23 Contra Costa Mt. Diablo State Park, North Gate Rd. Comment
  UC691664  Artemisia californica Mary L. Bowerman 1930-9-27 469 Contra Costa 2 mi from entrance to Mt. Diablo State Park (North Road); Mount Diablo Comment
  UCD38888  Artemisia californica Beecher Crampton 1959-10-19 5466 Contra Costa Mt. Diablo State Park. Comment
  UC691355  Artemisia douglasiana Mary L. Bowerman 1930-10-4 484 Contra Costa Pioneer Camp Ground Mount Diablo Comment
  UC697143  Artemisia douglasiana Mary L. Bowerman 1932-9-17 1582 Contra Costa w fork Donner Canyon; Mount Diablo Comment
  JEPS47810  Asclepias californica Frank A. Leach 1918-12-1 Contra Costa hill 1 1/2 mi sw Upper Pine Canyon; Mt. Diablo Comment
  JEPS5091  Asclepias californica Mary L. Bowerman 1935-5-1 2944 Contra Costa 4.4 mi from entrance (West road); Mount Diablo 381 Comment
  RSA0031304  Asclepias californica Barbara Ertter 2000-5-14 17019 Contra Costa Donner Basin on north side of Mount Diablo, upper end of Falls Trail near junction of Cardinet Oaks Road. 427 Comment
  UC691843  Asclepias californica Mary L. Bowerman 1935-5-1 2944 Contra Costa 4.4 mi from entrance (West road = North Rd.); Mount Diablo 381 Comment
  UC1123545  Asclepias fascicularis H. S. Yates 1934-9-2 4067 Contra Costa 1 mi sw Mt. Diablo; Mt. Diablo Quadrangle Comment
  UC691840  Asclepias fascicularis Mary L. Bowerman 1932-11-25 1667 Contra Costa Silver Spring Mount Diablo Comment
  UCR16092  Asclepias fascicularis Robin Maetche, Geoffrey Matthews 1971-7-4 s.n. Contra Costa 1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord 427 Comment
  CAS-BOT-BC178473  Astragalus gambelianus Lincoln Constance; Carl W. Sharsmith; Howard S. Reed 1940-4-27 2572 Contra Costa Pine Canyon, base of Mount Diablo 304 Comment
  UC659396  Astragalus gambelianus Lincoln Constance, Carl W. Sharsmith with Howard S. Reed 1940-4-27 2572 Contra Costa base of Mount Diablo , Pine Canyon (Pine Canyon) 304 Comment
  UC692650  Astragalus gambelianus Mary L. Bowerman 1931-4-4 643 Contra Costa Mount Diablo Mount Diablo (North Road) Comment
  UCSB3011  Astragalus gambelianus Constance, Lincoln; Sharsmith, Carl; Reed, Howard 1940-4-27 Contra Costa Pine Canyon, base of Mount Diablo 304 Comment
  CAS-BOT-BC17460  Athysanus pusillus Mary L. Bowerman 1935-4-22 2887 Contra Costa Mount Diablo. Ridge west of Pioneer Road (west of Old Stage Road). 853 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
  UC691076  Athysanus pusillus Mary L. Bowerman 1931-2-28 525 Contra Costa Fossil Ridge near Rock City (Mount Diablo); , Fossil Ridge 518 Comment
  JEPS59616  Atriplex joaquinana W. L. Jepson May 1891 Contra Costa Mt. Diablo region Comment
  CAS-BOT-BC146023  Avena barbata Mary L. Bowerman 1931-5-13 845 Contra Costa Mount Diablo. Pine Canyon floor one mile above the sulphur spring. Comment
  POM300738  Avena barbata Mary L. Bowerman 1931-5-13 845 Riverside Pine Canyon floor 1 mi above the sulphur spring Comment
Read comments
Feb 10 2013
  UC53767  Avena barbata J. Burtt Davy May, 1898 Contra Costa Livermore Region Of Mount Diablo Comment
  UC691225  Avena barbata Mary L. Bowerman 1932-4-16 1355 Contra Costa n Eagle Point; Mount Diablo, Eagle Point Ridge Comment
  UC691226  Avena barbata Mary L. Bowerman 1933-5-9 2040 a Contra Costa hillside e Pioneer Camp (exposure s to w); Mount Diablo Comment
  UC691230  Avena barbata Mary L. Bowerman 1933-5-2 1943 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC692313  Avena barbata Mary L. Bowerman 1931-5-13 845 Contra Costa canyon floor 1 mi above suphur spring; Mount Diablo, Pine Canyon Comment
  UC697189  Avena barbata Mary L. Bowerman 1933-5-8 2002 Contra Costa Fossil Ridge Mount Diablo (s face, not far from but out of sight of South Gate) 289 Comment
  CDA1747  Avena fatua G. D. Barbe 1983-5-22 4081 Contra Costa Mount Diablo State Park, along fire road north of Juniper Campground. Comment
  CDA19824  Avena fatua P. Akers 2002-5-11 s.n.- 1 a Contra Costa Northern California; Mt Diablo Rd. 205 Comment
  CDA19825  Avena fatua P. Akers 2002-5-11 s.n.- 2 a Contra Costa Northern California; Mt Diablo Rd. 205 Comment
  CDA20386  Avena fatua P. Akers 2002-5-11 s.n.- 3 d Contra Costa Northern California; Mt Diablo Rd. 205 Comment
  JEPS84882  Avena fatua G. D. Barbe 1983-5-22 4081 Contra Costa hillside along fire road n. of Juniper Campground; Mount Diablo State Park 877 Comment
  JEPS84887  Avena fatua G. D. Barbe 1983-5-22 4081 Contra Costa hillside along fire road n. of Juniper Campground; Mount Diablo State Park 877 Comment
  SD120703  Avena fatua G. D. Barbe 1983-5-22 4081 Contra Costa on hillside along fire road north of Juniper Campground, Mount Diablo State Park 878 Comment
  UC691223  Avena fatua Mary L. Bowerman 1935-4-19 2853 Contra Costa West road 3.5 mi from entrance; Mount Diablo 381 Comment
  UC692398  Avena fatua Mary L. Bowerman 1933-4-26 1911 Contra Costa North Peak ridge e se peak (chaparral burn (1931) on s face); Mount Diablo 609 Comment
  UC691906  Baccharis pilularis Mary L. Bowerman 1930-9-27 470 Contra Costa west road 2 miles from entrance North Road; Mount Diablo Comment
  CAS-BOT-BC98190  Baccharis salicifolia Mary L. Bowerman 1932-3-23 1134 Contra Costa Mount Diablo - Donner Canyon stream bed. 152 Comment
  UC30399  Baccharis salicifolia subsp. salicifolia H. N. Bolander 1866-4-1 6162 Contra Costa near Mount Diablo Comment
  UC691860  Baccharis salicifolia subsp. salicifolia Mary L. Bowerman 1932-3-23 1134 Contra Costa Mount Diablo, Donner Canyon 152 Comment
  UC691861  Baccharis salicifolia subsp. salicifolia Mary L. Bowerman 1931-5-2 798 Contra Costa Donner Canyon stream Mount Diablo 152 Comment
  JEPS102907  Balsamorhiza deltoidea Barbara Ertter with Holly Forbes 1997-4-20 15564 Contra Costa NE base of Eagle Ridge, Back Creek Trail to Coulter Pine Trail Mount Diablo 213 Comment
  JEPS102908  Balsamorhiza deltoidea Barbara Ertter with Holly Forbes 1997-4-20 15564 Contra Costa NE base of Eagle Ridge, Back Creek Trail to Coulter Pine Trail Mount Diablo 213 Comment
  RSA0033933  Balsamorhiza deltoidea Barbara Ertter, Holly C. Forbes 1997-4-20 15564 Contra Costa North base of Mount Diablo at NE base of Eagle Ridge. Lower end of Eagle Peak Trail. Comment
  CAS-BOT-BC16379  Barbarea orthoceras John Thomas Howell 1976-5-20 s.n. Contra Costa Mount Diablo. Below Juniper Camp. Comment
  CAS-BOT-BC16380  Barbarea orthoceras Alice Eastwood 1915-5-30 4495 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC16381  Barbarea orthoceras W. W. Carruth 1902-4-29 s.n. Contra Costa Mount Diablo. Comment
  UC1818940  Barbarea orthoceras Barbara Ertter, Mary Bowerman 1994-6-19 12843 Contra Costa Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, ca. 3300'; roadside cut thru chaparral. Comment
  UC691249  Barbarea orthoceras Mary L. Bowerman 1933-4-9 1841 Contra Costa Donner Canyon, west fork: By trail. Comment
  UC691252  Barbarea orthoceras Mary L. Bowerman 1931-2-28 528 Contra Costa Mount Diablo; South Road just below junction with North Road Comment
  JEPS108533  Bellardia trixago Lisa Schultheis with Kevin Hintsa 1995-4-25 70 -95 Contra Costa Mount Diablo. Along connector trail between Pine Canyon and the Brioines/Mount Diablo Trail Comment
  UCD35137  Bellardia trixago Beecher Crampton 1949-6-5 468 Contra Costa near Muir. Comment
  UC692319  Berula erecta Mary L. Bowerman 1930-10-4 479 Contra Costa Mount Diablo, Maple Spring, by North Road Maple Spring; Mount Diablo, Maple Spring 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
  UC697191  Berula erecta Mary L. Bowerman 1931-8-29 1031 Contra Costa Mount Diablo, Sheep Camp Spring, by North Road Sheep Camp Spring; Mount Diablo, Sheep Camp Spring Comment
  SEINET183705  Boechera breweri L. Constance, J. L. Morrison 1938-4-5 2192 Contra Costa Near Mitchell Canyon on west slope of Mount Diablo. 610 Comment
  CAS-BOT-BC15961  Boechera breweri subsp. breweri L. Constance; J. L. Morrison 1938-4-5 2192 Contra Costa Near Mitchell Canyon on west slope of Mount Diablo. 609 Comment
  UC311620  Boechera breweri subsp. breweri E. W. Hicks 1917-3-24 111 Contra Costa w slope Mt. Diablo 1067 Comment
  UC614620  Boechera breweri subsp. breweri L. Constance, J. L. Morrison 1938-4-5 2192 Contra Costa near Mitchell Canyon (on w slope of Mount Diablo); Mount Diablo 609 Comment
  UC691069  Boechera breweri subsp. breweri Mary L. Bowerman 1932-4-16 1344 Contra Costa Eagle Point Mount Diablo Comment
  UC691073  Boechera breweri subsp. breweri Mary L. Bowerman 1932-3-27 1142 Contra Costa Mitchell Rock Mount Diablo Comment
  CAS-BOT-BC95329  Bowlesia incana Mary L. Bowerman 1935-6-1 3098 Contra Costa Pine-Mitchell divide, Mount Diablo 975 Comment
  UC566877  Bowlesia incana H. L. Mason 1928-3-4 4169 a Contra Costa Shell Ridge Comment
  UC692361  Bowlesia incana Mary L. Bowerman 1935-6-1 3098 Contra Costa Mount Diablo, Pine-Mitchell Divide Mount Diablo; , Pine-Mitchell Divide 975 Comment
  UC692371  Bowlesia incana Mary L. Bowerman 1935-5-1 2937 Contra Costa Mount Diablo, West Road 2 mi from entrance, North Road Mount Diablo 182 Comment
  UC691083  Brassica nigra Mary L. Bowerman 1938-5-25 3633 Contra Costa Mount Diablo. North Road 2 miles from North Gate. 182 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
  CAS-BOT-BC106276  Brickellia californica H. E. McMinn 1922-10-17 400 Contra Costa Mitchell Canyon, Mt. Diablo Comment
  CAS-BOT-BC106324  Brickellia californica R. Bacigalupi 1922-9-24 s.n. Contra Costa Mitchell Canyon - Mt. Diablo Comment
  JEPS99490  Briza maxima Mary Bowerman 1995-6-4 Contra Costa Mount Diablo, Pine canyon by fire road. Comment
  UC691193  Briza minor Mary L. Bowerman 1931-4-11 686 Contra Costa Pine Canyon Mount Diablo (lower end) 121 Comment
  JEPS7645  Brodiaea elegans subsp. elegans W. L. Jepson 1918-6-5 7599 Contra Costa Donner Canyon Mount Diablo, Donner Canyon 457 Comment
  UC697128  Brodiaea elegans subsp. elegans Mary L. Bowerman 1930-6-3 229 Contra Costa North Road Mount Diablo 167 Comment
  UCD58220  Bromus carinatus P. B. Kennedy 1916-5-21 46 X Contra Costa Between Diablo and Summit. Comment
  UCD58227  Bromus carinatus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  CAS-BOT-BC149540  Bromus carinatus var. carinatus Mary L. Bowerman 1935-5-22 3038 Contra Costa Mount Diablo. Eagle Point Ridge, canyon at north end which heads into saddle west of Twin Peaks. 304 Comment
  UC692337  Bromus carinatus var. carinatus Mary L. Bowerman 1935-5-22 3038 Contra Costa w of Twin Peaks (Mount Diablo, Eagle Point Ridge); Mount Diablo, Eagle Point Ridge 304 Comment
  UC697133  Bromus carinatus var. carinatus Mary L. Bowerman 1933-5-2 1963 Contra Costa below Pioneer Camp (Mount Diablo); Mount Diablo 762 Comment
  POM301029  Bromus diandrus Mary L. Bowerman 1935-5-1 2942 Contra Costa Mount Diablo. West road 4.4 miles from entrance. 396 Comment
  RSA32317  Bromus diandrus Mary L. Bowerman 1933-5-11 2088 Contra Costa Inner Black Hills west of saddle: open ridge Comment
  UC691215  Bromus diandrus Mary L. Bowerman 1933-5-8 2005 Contra Costa not far from (but out of sight from) South Entrance (Mount Diablo, Fossil Ridge); Mount Diablo, Fossil Ridge 289 Comment
  UC691228  Bromus diandrus Mary L. Bowerman 1935-5-3 2954 Contra Costa below Garden-of-the-Jungle Gods (Mount Diablo, Fossil Ridge); Mount Diablo, Fossil Ridge Comment
  UC691241  Bromus diandrus Mary L. Bowerman 1933-5-2 1948 Contra Costa below Pioneer Camp (Mount Diablo); Mount Diablo 762 Comment
  UC692288  Bromus diandrus Mary L. Bowerman 1935-5-1 2935 Contra Costa 2 mi from Entrance (Mount Diablo, West Road = North Road); Mount Diablo, West Road 182 Comment
  POM300689  Bromus hordeaceus Mary L. Bowerman 1933-4-15 1870 Contra Costa Canyon south of Arroyo del Cerro: Rocky knoll 250 feet below spring. Comment
  POM300690  Bromus hordeaceus Mary L. Bowerman 1931-5-13 839 Contra Costa Pine canyon floor one mile above the sulphur spring Comment
  POM363884  Bromus hordeaceus Anstruther Davidson 1930-07 3244 Contra Costa Mt. Diablo. Comment
Read comments
Mar 6 2011
  UC692343  Bromus hordeaceus Mary L. Bowerman 1931-5-13 839 Contra Costa Mount Diablo, Pine Canyon, 1 mi above spring Pine Canyon; Mount Diablo, Pine Canyon Comment
  UC692346  Bromus hordeaceus Mary L. Bowerman 1933-4-15 1870 Contra Costa Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo 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
  UC697135  Bromus hordeaceus Mary L. Bowerman 1931-5-13 839 a Contra Costa Mount Diablo, Pine Canyon, 1 mi above spring Pine Canyon; Mount Diablo, Pine Canyon Comment
  UCD58674  Bromus hordeaceus L. S. Smith 1914-5-9 UCX 283 Contra Costa Mt. Diablo. West slope. Comment
  UCD58767  Bromus hordeaceus L. S. Smith 1914-5-9 s.n. Contra Costa Mt. Diablo. West slope. Comment
  CAS-BOT-BC162452  Bromus laevipes Mary L. Bowerman 1935-5-30 3095 Contra Costa Mount Diablo. Between the two ridges which converge at Twin Peaks (Eagle Point ridge). 350 Comment
  UC691133  Bromus laevipes Mary L. Bowerman 1933-6-20 2324 Contra Costa Mount Diablo, Median Ridge in Donner Canyon Donner Canyon; Mount Diablo, Median Ridge, Donner Canyon 304 Comment
  UC692368  Bromus laevipes Mary L. Bowerman 1935-5-30 3095 Contra Costa between two ridges which converge at Twin Peaks ((Eagle Point Ridge)); Mount Diablo 350 Comment
  UCD58925  Bromus laevipes P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  POM300675  Bromus madritensis Mary L. Bowerman 1935-5-22 3037 Contra Costa Eagle Point Ridge, canyon at north end heads into saddle west of Twin Peaks: Open stand of Pinus coulteri. 305 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
  UC1137749  Bromus madritensis subsp. madritensis C. M. Belshaw 1936-5-8 2072 Contra Costa 1 1/2 mi w of Mount Zion 274 Comment
  UC691210  Bromus madritensis subsp. madritensis Mary L. Bowerman 1933-5-9 2051 Contra Costa Mount Diablo, Stage Road Canyon Stage Road Canyon; Mount Diablo, Stage Road Canyon 731 Comment
  UC691212  Bromus madritensis subsp. madritensis Mary L. Bowerman 1935-5-1 2934 Contra Costa Mount Diablo, West Road,= North Road 2 mi from entrance Mount Diablo; , West Road 182 Comment
  UC692333  Bromus madritensis subsp. madritensis Mary L. Bowerman 1935-5-22 3037 Contra Costa w of Twin Peaks (n end of Eagle Point Ridge, Mount Diablo); Mount Diablo, Eagle Point Ridge 304 Comment
  UC692335  Bromus madritensis subsp. madritensis Mary L. Bowerman 1935-4-19 2863 Contra Costa near Turtle Rock (Mount Diablo); Mount Diablo 457 Comment
  UC692348  Bromus madritensis subsp. rubens Mary L. Bowerman 1933-5-2 1944 Contra Costa below Pioneer Camp (Mount Diablo); Mount Diablo 762 Comment
  UC697124  Bromus madritensis subsp. rubens Mary L. Bowerman 1935-5-8 2979 Contra Costa first main ridge e of Pioneer Camp (Mount Diablo); Mount Diablo Comment
  SACT000721  Bromus rubens Annette Waters 1958-5-13 Contra Costa 3 miles north of sign ""South Entrance of Park 4 miles""; at edge of road in dry sandy soil; few heads greenish but mostly purple Comment
  UC2028467  Bromus tectorum Barbara Ertter 1997-8-24 15775 Contra Costa Mount Diablo, around summit Comment
  UC692338  Bromus trinii Mary L. Bowerman 1935-4-17 2844 c Contra Costa North Road 2 mi from North Gate (immediately e of section line); Mount Diablo, North Road 304 Comment
  UC692339  Bromus trinii Mary L. Bowerman 1933-4-15 1874 c Contra Costa Canyon s of Arroy del Cerro (Mount Diablo, 250 ft below spring); Mount Diablo Comment
  SEINET186069 Image available Calamagrostis rubescens Virginia E. Long 1933-6-14 222 a Contra Costa Mt. Diablo. Inner Black Hill. Northern slope. 564 Comment
  CAS-BOT-BC233995  Calandrinia breweri Mary L. Bowerman 1932-4-16 1338 Contra Costa Eagle Point ridge south of 1682 point, Mount Diablo Comment
  JEPS99499  Calandrinia breweri Mary Bowerman 1979-5-2 Contra Costa Comment
  UC692663  Calandrinia breweri Mary L. Bowerman 1932-4-16 1338 Contra Costa Eagle Point Ridge s 1682 point; Mount Diablo Comment
  CAS-BOT-BC438372  Calandrinia ciliata Mary L. Bowerman 1939-5-2 3741 Contra Costa Mount Diablo. By road to Barbecue Terrace (off South Road) 563 Comment
  CAS-BOT-BC438373  Calandrinia ciliata Mary L. Bowerman 1939-5-2 3741 Contra Costa Mount Diablo. By road to Barbecue Terrace (off South Road) 563 Comment
  CAS-BOT-BC438374  Calandrinia ciliata John Thomas Howell 1940-4-21 15407 Contra Costa Pine Canyon, Mt. Diablo Comment
  UC692020  Calandrinia ciliata Mary L. Bowerman 1939-5-2 3741 Contra Costa by road to Barbecue Terrace ((off South Road)); Mount Diablo 563 Comment
  JEPS108319  Calendula arvensis David Gowen 2005-2-23 166 Contra Costa Mt. Diablo State Park. Juniper Trail just south of Silver Spring. Comment
  JEPS102906  Calochortus albus Barbara Ertter with John Ginochio 2002-6-1 17938 Contra Costa Arroyo del Cerro on NW side of mountain, above connector road between Government Road and Olofson Homestead Mount Diablo Comment
  JEPS102891  Calochortus argillosus Barbara Ertter with Dan Norris 1998-6-18 16209 Contra Costa South Gate Road ca 1 mi from entrance Mount Diablo 304 Comment
  JEPS102916  Calochortus argillosus Barbara Ertter with Dan Norris 1998-6-18 16209 Contra Costa South Gate Road ca 1 mi from entrance Mount Diablo 304 Comment
  UC692000  Calochortus luteus Mary L. Bowerman 1930-6-18 334 Contra Costa Dan Cook Canyon, where C.C.C. Camp built later Mount Diablo Comment
  CAS-BOT-BC132502  Calochortus pulchellus L. R. Abrams 1921-5-25 8053 Contra Costa 4 1/2 mi from summit, Mt. Diablo Comment
  CAS-BOT-BC132506  Calochortus pulchellus John Thomas Howell 1940-4-21 15397 Contra Costa Pine Canyon, Mt. Diablo Comment
  HSC93902  Calochortus pulchellus C. Newberry 1994-4-30 7250 Contra Costa Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek 900 Comment
  JEPS122394  Calochortus pulchellus Nisrine Machaka-Houri 2014-5-17 NG 14 Contra Costa Black Point Trail, Mitchell Canyon, Mt. Diablo State Park. Comment
  JEPS61709  Calochortus pulchellus W. L. Jepson 1918-6-3 7570 Contra Costa Donner Canyon Mt. Diablo 533 Comment
  POM169905  Calochortus pulchellus A. D. E. Elmer 1903-06 s.n. Contra Costa Mount Diablo Comment
  POM170033  Calochortus pulchellus H. M. Hall 1910-5-30 10132 Contra Costa Mt. Diablo, north slope near Pine Canyon 366 Comment
  RSA304215  Calochortus pulchellus James R. Shevock 1971-4-7 917 Contra Costa Mt. Diablo State Park. 549 Comment
  RSA369096  Calochortus pulchellus Ora M. Clark 1928-1 s.n. Contra Costa Mt. Diablo Comment
  SBBG54485  Calochortus pulchellus L. R. Abrams 1921-5-25 8053 Contra Costa Mt Diablo, 4.5 mi from summit Comment
  UC176356  Calochortus pulchellus R. P. Brandt 1914-5-2 Contra Costa near farm house, in branch of Pine Canyon Mt. Diablo, Pine Canyon Comment
  UC194919  Calochortus pulchellus H. M. Hall 1916-5-30 10132 Contra Costa near Pine Canyon; Mt. Diablo 365 Comment
  UC691993  Calochortus pulchellus Mary L. Bowerman 1930-6-5 242 Contra Costa 5.8 mi from entrance (= North Gate) (West road (=North Rd)); Mount Diablo 457 Comment
  UC691990  Calochortus umbellatus Mary L. Bowerman 1931-4-18 727 Contra Costa at head of ne fork Sycamore Canyon; Mount Diablo Comment
  JEPS122392  Calochortus venustus Nisrine Machaka-Houri with Gracie Benson-Martin 2014-5-17 NG 12 Contra Costa Golden Lily Trail, Mitchell Canyon, Mt. Diablo State Park. Comment
  JEPS122393  Calochortus venustus Nisrine Machaka-Houri with Gracie Benson-Martin 2014-5-17 NG 13 Contra Costa Golden Lily Trail, Mitchell Canyon, Mt. Diablo State Park. Comment
  JEPS61759 Image available Calochortus venustus W. L. Jepson 1918-6-3 7571 Contra Costa near summit Donner Canyon; Mt. Diablo 1066 Comment
  UC697173  Calycadenia truncata Mary L. Bowerman 1931-9-12 1040 Contra Costa Mitchell Canyon, spur jutting into w fork Mount Diablo, Mitchell Canyon 838 Comment
  CAS-BOT-BC275352  Calycadenia truncata var. truncata Mary L. Bowerman 1931-9-12 1040 Contra Costa Mount Diablo. Mitchell Canyon, spur jutting into W fork 838 Comment
  UC691865  Calystegia Mary L. Bowerman 1935-6-1 3115 Contra Costa Meridian in loop of road on ridge s of the summit parking area (Mount Diablo); , Meridian Peak on ridge s of the summit 1097 Comment
  CAS-BOT-BC224751  Calystegia malacophylla subsp. pedicellata John Thomas Howell 1942-5-24 16964 Contra Costa Near Deer Flat, Mt. Diablo Comment
  RSA710258  Calystegia malacophylla subsp. pedicellata R. K. Brummitt, J. L. Strother, B. G. Baldwin 1997-5-27 19606 Contra Costa Mt. Diable, W side, Deer Flat Road. 800 Comment
  SD225761  Calystegia malacophylla subsp. pedicellata R. K. Brummitt, J. Strother & B. Baldwin 1997-5-27 19606 Contra Costa Mt. Diablo, W side, Murchio Gap; 800 Comment
  UC1794967  Calystegia malacophylla subsp. pedicellata R. K. Brummitt, J. Strother and B. Baldwin 1997-5-27 19606 Contra Costa Mount Diablo, W side, Murchio Gap 800 Comment
  RSA711888  Calystegia purpurata R. K. Brummitt, J. Strother, B. Baldwin, N. A. Brummitt 1997-5-27 19605 Contra Costa Mt. Diable, W side, Deer Flat Road. 800 Comment
  UC691844  Calystegia purpurata Mary L. Bowerman 1931-4-4 658 Contra Costa North Road = West Road 4.5 mi from entrance Mount Diablo (bank above road); Mount Diablo Comment
  UC691851  Calystegia purpurata Mary L. Bowerman 1931-4-4 658 Contra Costa North Road 4.5 mi from North Gate Mount Diablo (bank above road); Mount Diablo 396 Comment
  UC691902  Calystegia purpurata Mary L. Bowerman 1932-9-24 1588 Contra Costa ridge running w from Twin Peaks (Mount Diablo); , ridge running w from Twin Peaks 335 Comment
  SD225764  Calystegia purpurata subsp. purpurata R. K. Brummitt, J Stother & B. Baldwin 1997-5-27 19605 Contra Costa Mt Diablo, W side, Deer Flat Road 800 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
  UC1818948  Calystegia purpurata subsp. purpurata Barbara Ertter, volunteers 1996-5-11 14643 Contra Costa North Gate Road at northwest base of Mount Diablo, just barely inside state park boundary; along Little Pine Creek. 176 Comment
  UC2029125  Calystegia subacaulis Barbara Ertter with David Gowen 2013-4-9 21308 Contra Costa Mount Diablo State Park southeast of Walnut Creek, ridge in bend of South Gate Road at Curry Point. Comment
  UC2031432  Calystegia subacaulis Barbara Ertter 2002-5-11 17843 Contra Costa Wall Point on southwest flank of Mount Diablo. Comment
  RSA799409  Calystegia subacaulis subsp. subacaulis Sandra M. Namoff, T. R. Stoughton, D. D. Jolles, et al. 2013-4-15 72 Alameda Mt. Diablo, N side of the trail, 0.75 miles from Curry Point parking area. 538 Comment
  UC1794983  Calystegia subacaulis subsp. subacaulis R. K. Brummitt and B. Ertter 1998-5-6 19784 Contra Costa Mt. Diablo, NW side, path to Mitchell's Rock 300 Comment
Read comments
Aug 3 2013
  UC1795008  Calystegia subacaulis subsp. subacaulis R. K. Brummitt and B. Ertter 1998-5-13 19835 Contra Costa Mt Diablo, near foot of southern ascent road 260 Comment
  UC691849  Calystegia subacaulis subsp. subacaulis Mary L. Bowerman 1931-4-11 709 Contra Costa toward mouth Pine Canyon (Mount Diablo); , Pine Canyon toward mouth Comment
  UC1784913  Camissoniopsis hirtella Barbara Ertter with Mary Bowerman 1994-6-19 12842 Contra Costa Mount Diablo State Park E of Walnut Creek; Muir Picnic Area on Summit Road 1005 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
  UC874075  Camissoniopsis intermedia Lewis S. Rose 1941-5-15 41229 Contra Costa w. slope Mt. Diablo 274 Comment
  RSA100285  Campanula exigua Mary L. Bowerman 1930-6-14 330 Contra Costa Summit of Mount Diablo 1159 Comment
  UC1126864  Capsella bursa-pastoris R. C. Wilson 1935-3-19 140 Contra Costa 2 mi nw of Wall Point 518 Comment
  UC691065  Capsella bursa-pastoris Mary L. Bowerman 1931-2-8 505 Contra Costa Mount Diablo, West Road(=North Rd), a few mi from entrance Mount Diablo 396 Comment
  CAS-BOT-BC37390  Cardamine californica Alice Eastwood 1922-3-17 11087 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC37391  Cardamine californica Alice Eastwood 1923-5-4 s.n. Contra Costa Mount Diablo. Comment
  UC1126899  Cardamine californica R. C. Wilson 1935-3-19 142 Contra Costa 1 mi se Wall Pt.; Mt. Diablo Quad. Comment
  UC691085  Cardamine californica Mary L. Bowerman 1931-2-8 504 Contra Costa Mineral Spring , Mineral Spring (Mount Diablo) 396 Comment
  UCR17079  Cardamine californica James K. Ryan 1969-3-31 45 Contra Costa Mt. Diablo State Park, 0.25 mi inside S gate entrance at first large turnout on left side of rd, at top of steep hill 701 Comment
  POM272925  Cardamine californica var. integrifolia Lyman Benson 1935-3-16 6277 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  RSA0033843  Cardamine oligosperma Barbara Ertter 2000-3-30 16912 Contra Costa North side of Mount Diablo, Deer Flat at head of Mitchell Canyon. Comment
  UC691058  Cardamine oligosperma Mary L. Bowerman 1935-5-3 2955 Contra Costa hillside below Jungle of the Garden Gods (Rock City Ridge, Fossil Ridge, Mount Diablo); Mount Diablo, Rock City Ridge, Fossil Ridge 472 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
  UC691372  Carduus pycnocephalus subsp. pycnocephalus Mary L. Bowerman 1935-6-28 3179 Contra Costa about the corral of the Old Sloan place (Inner Black Hills); Mount Diablo, Inner Black Hills Comment
  UC691375  Carduus pycnocephalus subsp. pycnocephalus Mary L. Bowerman 1935-5-25 3079 Contra Costa w road, 2.4 mi from entrance Shepherd's Camp; Mount Diablo 304 Comment
  UC691373  Carduus tenuiflorus Mary L. Bowerman 1934-6-9 2547 Contra Costa bend by sign reading 4.4 mi to summit Diablo Trail sign (South Road); Mount Diablo 304 Comment
  JEPS124459  Carex barbarae Daniel Slakey with CNPS Volunteers 2015-6-29 135 Contra Costa Mt. Diablo State Park. Slope above Emmons Canyon, along access trail from Macedo Ranch Staging Area. Comment
  UC691960  Carex barbarae Mary L. Bowerman 1938-10-10 3724 Contra Costa juntion between North and South Roads: along stream Mount Diablo 624 Comment
  UC691962  Carex densa Mary L. Bowerman 1934-4-21 2531 Contra Costa at junction of North and South Roads Canyon Nook Comment
  UC691966  Carex densa Mary L. Bowerman 1938-6-14 3682 Contra Costa Rocky Point Spring 701 Comment
  CAS-BOT-BC20852  Carex globosa John Thomas Howell 1953-3-15 28923 Contra Costa Rock City, Mt. Diablo. Comment
  CDA31160  Carex globosa D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .227 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC1026409  Carex globosa John Thomas Howell 1953-3-15 28923 Contra Costa Rock City Mt. Diablo Comment
  CHSC111020  Carex pendula Barbara Ertter; David Gowen 2010-11-17 20699 Contra Costa Southeast part of Lime Ridge Open Space (City of Walnut Creek), lower end of east-facing drainage below Crystyl Ranch Trail ca 1/4 m N of Paraiso Trail, 37.927 deg. N 121.979 deg. W ca. 180 m (also in spring area in mid drainage, 37.927 deg. N 121.981 deg. W, ca 195 m). 180 Comment
  UC1952822  Carex pendula Barbara Ertter with David Gowen 2010-11-17 20699 Contra Costa southeast part of Lime Ridge Open Space (City of Walnut Creek), lower end of east-facing drainage below Crystyl Ranch Trail ca 1/4 mi N of jct Paraiso Trail Comment
  CAS-BOT-BC117551  Carex serratodens Miss Mary Leolin Bowerman 1933-4-15 1856 Contra Costa Canyon south of Arroyo del Cerro Comment
  JEPS105723  Carex serratodens David Gowen 2004-9-13 159 Contra Costa Mt. Diablo State Park. Maple Spring, which is on the North Gate Rd., approx. 1920' elev. 585 Comment
  UC2028444  Carex serratodens Barbara Ertter with Chris Thayer 1996-10-25 15374 Contra Costa West side of Mount Diablo, North Gate Road 1 road mile NW of Burma Road Comment
  UC691959  Carex serratodens Mary L. Bowerman 1933-4-15 1856 Contra Costa canyon s Arroyo del Cerro (hollow in gully near main stream); Mount Diablo Comment
  UC692012  Carex serratodens Mary L. Bowerman 1935-5-8 2969 Contra Costa 2 mi <West> entrance (West road, gully w of chaparral); Mount Diablo 213 Comment
  UC692013  Carex serratodens Mary L. Bowerman 1932-11-19 1653 Contra Costa Elder Spring Mount Diablo Comment
  UC692205  Carex serratodens Mary L. Bowerman 1938-5-28 3647 Contra Costa South Road Mount Diablo 640 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
  UC691558  Castilleja affinis subsp. affinis Mary L. Bowerman 1931-3-28 559 Contra Costa above Mitchell Rock (Mount Diablo); Mount Diablo Comment
  HSC101960  Castilleja applegatei subsp. martinii Nikolaus Gillen, Michelle Bihler 2014-3-20 12 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  UC691577  Castilleja attenuata Mary L. Bowerman 1931-4-4 668 Contra Costa n side Turtle Rock; Mount Diablo Comment
  UC691580  Castilleja attenuata Mary L. Bowerman 1932-4-9 1333 Contra Costa from near Rock City ridge to Wall Point; Mount Diablo Comment
  UC691581  Castilleja attenuata Mary L. Bowerman 1933-5-4 1990 Contra Costa Rock City Ridge (= Fossil Ridge); Mount Diablo Comment
  JEPS65199  Castilleja exserta subsp. exserta L. R. Heckard 1971-4-15 2468 Contra Costa n of Mitchell Creek Park (n base of Mt. Diablo); Mt. Diablo 152 Comment
  UC673456  Castilleja exserta subsp. exserta H. L. Mason 1928-3-4 4168 Contra Costa Shell Ridge Comment
  UC691566  Castilleja exserta subsp. exserta Mary L. Bowerman 1931-4-4 646 Contra Costa about 1 mi from North Gate, Mount Diablo (North Road); Mount Diablo Comment
  UC1081509  Castilleja foliolosa H. L. Mason 1928-3-4 4169 Contra Costa Shell Ridge Comment
  UC691651  Castilleja foliolosa Mary L. Bowerman 1933-3-25 1762 Contra Costa Diablo Stock Farm (Stone Valley) Canyon (= Emmons Canyon) Stone Valley; Mount Diablo Comment
  UCD122505  Castilleja foliolosa P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS99573  Castilleja rubicundula subsp. lithospermoides Mary L. Bowerman 1978-5-24 Contra Costa Mount Diablo. Donner Canyon, west side trail of Hetherington Loop 2 Comment
  UC691575  Castilleja rubicundula subsp. lithospermoides Mary L. Bowerman 1931-5-2 787 Contra Costa foot of Eagle Point ridge; Mount Diablo Comment
  UC691618  Castilleja rubicundula subsp. lithospermoides Mary L. Bowerman 1935-5-22 3035 Contra Costa n end Eagle Point ridge; Mount Diablo 289 Comment
  CAS-BOT-BC41015  Caulanthus flavescens Mary L. Bowerman 1935-4-22 2879 Contra Costa Mount Diablo. North Road 2 miles from North Gate, just west of chaparral. 213 Comment
  CAS-BOT-BC41038  Caulanthus flavescens Mary L. Bowerman 1933-4-15 1863 Contra Costa Mount Diablo. Second Ridge south of Arroyo del Cerro. 396 Comment
  UCD114675  Caulanthus lasiophyllus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  CAS-BOT-BC48832  Ceanothus cuneatus John Thomas Howell 1926-3-7 1664 Contra Costa Mt. Diablo on old wagon road Comment
  CAS-BOT-BC48833  Ceanothus cuneatus W. W. Carruth 1907-3-1 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC48834  Ceanothus cuneatus H. E. McMinn 1923-3-6 887 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC48835  Ceanothus cuneatus W. C. Blasdale 1896-2-29 s.n. Contra Costa Mt. Diablo Comment
  CAS-BOT-BC48837  Ceanothus cuneatus Mary L. Bowerman 1932-9-3 1531 Contra Costa Muir Area: Burn (1931) Comment
  CAS-BOT-BC48838  Ceanothus cuneatus Mary L. Bowerman 1931-2-28 527 Contra Costa Near top of south road Comment
  CAS-BOT-BC48840  Ceanothus cuneatus D. O. Burge 2007-5-9 DOB 916 b Contra Costa Mount Diablo sState Park, roadside on South Gate Road, 1.5 road miles (2.4 km) north of entrance gate 380 Comment
  CAS-BOT-BC48841  Ceanothus cuneatus Alice Eastwood 1922-3-17 11080 Contra Costa Mt. Diablo Comment
  POM136472  Ceanothus cuneatus H. P. Chandler 1901-4-5 977 Contra Costa Mt. Diablo Comment
  POM300720  Ceanothus cuneatus Mary L. Bowerman 1932-9-3 1531 Contra Costa Muir Area, burn (1931) Mt. Diablo Comment
  RSA753076  Ceanothus cuneatus Dylan O. Burge 2007-5-9 DOB- 916 c Contra Costa Mount Diablo State Park: roadside on South Gate Road 1.5 road miles (2.4 km) N of entrance gate, 6.38 km 67 degrees (True) ENE of DAnville. 380 Comment
  UC1071118  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-8-25 144 Contra Costa Mt. Diablo. 1 mi s and 1/2 mi w of; Mt. Diablo quad. 731 Comment
  UC1071131  Ceanothus cuneatus var. cuneatus R. C. Wilson 1935-3-12 123 Contra Costa 1 mi se, Wall Pt.; Mt. Diablo quad. 335 Comment
  UC692589  Ceanothus cuneatus var. cuneatus Mary L. Bowerman 1930-6-10 319 Contra Costa accross the rd from and slightly below, Muir Area; Mount Diablo Comment
  UC692592  Ceanothus cuneatus var. cuneatus Mary L. Bowerman 1932-9-3 1531 Contra Costa Muir Area, Mount Diablo Comment
  UC692610  Ceanothus cuneatus var. cuneatus Mary L. Bowerman 1931-2-28 527 Contra Costa near top of South Rd Mount Diablo Comment
  UC692617  Ceanothus cuneatus var. cuneatus Mary L. Bowerman 1933-4-9 1843 Contra Costa w fork of Dannor Canyon, Mount Diablo Comment
  UCD124005  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-9 916 e Contra Costa Mount Diablo State Park, roadside on South Gate Road, 1.5 road miles (2.4 km) north of entrance gate, 6.38 km 67 deg. (True) ENE of Danville. 380 Comment
  CAS-BOT-BC51496  Ceanothus oliganthus var. sorediatus Mary L. Bowerman 1930-6-22 365 Contra Costa Mitchell Canyon: North slope Comment
  JEPS42180  Ceanothus oliganthus var. sorediatus W. L. Jepson 1918-6-3 7586 Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS42292  Ceanothus oliganthus var. sorediatus W. L. Jepson 1907-4-26 2465 Contra Costa Mitchell Creek Mt. Diablo Comment
  UC692586  Ceanothus oliganthus var. sorediatus Mary L. Bowerman 1932-9-17 1580 Contra Costa West branch of Donner Canyon Mount Diablo Comment
  UC692587  Ceanothus oliganthus var. sorediatus Mary L. Bowerman 1931-4-10 746 Contra Costa below Deer Flat (Mitchell Canyon.); Mount Diablo Comment
  UC692588  Ceanothus oliganthus var. sorediatus Mary L. Bowerman 1935-5-30 3084 Contra Costa By Donner Canyon stream 161 Comment
  CAS-BOT-BC63453  Ceanothus palmeri Mark Boone 1981-2-22 002 Contra Costa Mt. Diablo State Park 10.8 mi. from N. Park Gate. Comment
  GH425256  Ceanothus sorediatus W. L. Jepson 7586 Unknown Donner Canon, Mt. Diablo 609 Comment
  UC723829  Ceanothus thyrsiflorus Joseph Andorfer Ewan 1934-4-14 8794 Santa Cruz Castle Rock Ridge 12 miles W of Congress Comment
  JEPS99513  Centaurea melitensis Mary Bowerman 1994-6-19 Contra Costa Mount Diablo, Muir Area. Comment
  JEPS99540  Centaurea melitensis Mary L. Bowerman 1995-6-4 Contra Costa Mount Diablo, North Gate Rd. Comment
  UC1795799  Centaurea melitensis Barbara Ertter, Mary L. Bowerman 1994-6-19 12844 Contra Costa Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, 1005 Comment
  UC691364  Centaurea melitensis Mary L. Bowerman 1930-6-3 237 Contra Costa 1.9 mi from entrance West Road (= North Road); Mount Diablo Comment
  JEPS99521  Centaurea solstitialis Mary L. Bowerman 1995-6-4 Contra Costa Mount Diablo. North Gate Road. Comment
  SEINET8111599 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201514 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111600 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201511 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111601 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201510 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111602 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201509 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111603 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201508 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111604 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201507 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111605 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201506 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111606 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201505 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111607 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201504 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111608 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201503 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111609 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201502 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111615 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201501 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111617 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201525 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111618 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201524 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111619 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201523 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111620 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201522 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111621 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201521 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111622 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201520 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111623 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201519 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111624 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201518 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111625 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201517 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111626 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201516 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111627 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201515 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111628 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201513 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8854266 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201512 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  UC691371  Centaurea solstitialis Mary L. Bowerman 1938-10-10 3725 Contra Costa 3 mi below junction South Road; Mount Diablo 624 Comment
  JEPS46971  Centaurium muehlenbergii Mary L. Bowerman 1930-9-27 463 Contra Costa 2 mi by road from Mount Diablo w entrance (take trail to w, follow fence and go through to w base spring); Mount Diablo Comment
  JEPS88689  Centromadia fitchii John Thomas Howell 30904 Contra Costa near Turtle Rock; Mt. Diablo 259 Comment
  UC1069518  Centromadia fitchii H. S. Yates 1934-9-2 4086 Contra Costa 2 mi s Mt. Diablo; Mt. Diablo Quad. 579 Comment
  UC421693  Centromadia fitchii John Thomas Howell 1929-9-21 4388 Contra Costa 1 mi se Clayton Comment
  UC691508  Centromadia fitchii Mary L. Bowerman 1930-9-27 471 Contra Costa 2.5 mi from entrance (= North Gate) (w road (= North Rd.)); Mount Diablo Comment
  UC697177  Centromadia fitchii Mary L. Bowerman 1936-9-17 3548 Contra Costa 2.5 mi from North Gate (North Road); Mount Diablo 243 Comment
  UC1069557  Centromadia parryi subsp. congdonii H. S. Yates 1934-9-2 4072 Contra Costa 1 mi ne Danville; Mt. Diablo Quadrangle Comment
  UC692408  Cerastium glomeratum Mary L. Bowerman 1931-3-7 545 Contra Costa Mt. Diablo, Sheep Camp Spring Comment
  UC691102  Cercocarpus betuloides var. betuloides Mary L. Bowerman 1936-9-9 3541 Contra Costa Rock City Ridge = Fossil Ridge, w of 1478 (below road) Fossil Ridge; Mount Diablo, , Rock City Ridge Comment
  UC692715  Chamaesyce ocellata Mary L. Bowerman 1932-8-27 1517 Contra Costa between Turtle Rock and pond to the south Comment
  JEPS94004  Cheilanthes gracillima J. Greenhouse 1998-6-14 Contra Costa w. of Burma Rd. Trail ca. 1 mi. above North Gate Rd. Mt. Diablo 426 Comment
  UC691914  Chenopodium berlandieri Mary L. Bowerman 1933-8-26 2417 Contra Costa roadside about 2 mi below Rock City; Mount Diablo, Black Hills Comment
  UC691935  Chenopodium californicum Mary L. Bowerman 1931-3-7 546 Contra Costa Sheep Corral Spring Mount Diablo Comment
  UC691936  Chenopodium californicum Mary L. Bowerman 1935-3-16 2746 Contra Costa Arroyo del Cerro Mount Diablo (between the fork) 304 Comment
  JEPS99594  Chenopodium murale Mary Bowerman 1993-10-22 Contra Costa Mount Diablo, Pine Pond. Comment
  UCR13095  Chlorogalum pomeridianum Robin Maetche, Geoffrey Matthews 1971-7-4 s.n. Contra Costa 1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord 427 Comment
  UC691956  Chlorogalum pomeridianum var. pomeridianum Mary L. Bowerman 1930-6-5 239 Contra Costa North Road 2.9 mi from North Gate Mount Diablo; Mount Diablo 243 Comment
  CAS-BOT-BC252680  Chorizanthe membranacea Mary L. Bowerman 1938-5-28 3636 Contra Costa North Road 4.7 miles from North Gate, Mount Diablo 411 Comment
  UC692148  Chorizanthe membranacea Mary L. Bowerman 1930-6-28 403 Contra Costa lower Silver Spring , lower Silver Spring (Mount Diablo) 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
  UC849193  Chorizanthe membranacea Lewis S. Rose 1941-5-15 41230 Contra Costa w slope Mount Diablo; w slope Mount Diablo 396 Comment
  UCD99773  Chorizanthe membranacea P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS116859  Cicendia quadrangularis David Gowen 2007-4-13 671 Contra Costa Diablo Foothills, west of the grassy field at Castle Rock Recreation Area. Comment
  UC691835  Cicendia quadrangularis Mary L. Bowerman 1942-5-24 3842 Contra Costa Fossil Ridge Mount Diablo (lower Rock City Camp) 457 Comment
  CAS-BOT-BC277978  Cirsium cymosum Mary L. Bowerman 1935-5-22 3041 a Contra Costa Mount Diablo. Eagle Point ridge, canyon at north end which heads into saddle west of Twin Peaks 304 Comment
  UC691377  Cirsium cymosum var. cymosum Mary L. Bowerman 1935-5-22 3041 a Contra Costa Eagle Point Ridge, canyon at n e of which heads into saddle w of Twin Peaks Mount Diablo 304 Comment
  UC691378  Cirsium cymosum var. cymosum Mary L. Bowerman 1935-5-22 3041 a Contra Costa Eagle Point Ridge, canyon at n e of which heads into saddle w of Twin Peaks Mount Diablo 304 Comment
  UC691379  Cirsium cymosum var. cymosum Mary L. Bowerman 1942-6-1 3848 Contra Costa se of Rock City 502 Comment
  UC691380  Cirsium cymosum var. cymosum Mary L. Bowerman June 1942 3848 Contra Costa South Road se of Rock City 502 Comment
  UC691389  Cirsium cymosum var. cymosum Mary L. Bowerman 1933-6-20 2323 Contra Costa Median Ridge Donner Canyon Comment
  UC691388  Cirsium douglasii var. douglasii Mary L. Bowerman 1933-8-2 2396 Contra Costa Maple Spring (by west road) Mount Diablo Comment
  UC1953204  Cirsium occidentale David Keil with Barbara Ertter et al. 2000-6-18 28815 B Contra Costa Mount Diablo State Park. Lower part of Jumper [Juniper] Trail above Laurel Dell picnic area. Comment
  OBI63081  Cirsium occidentale var. californicum R. K. Brummitt, J. Strother, & B. Baldwin, B. Baldwin 1997-5-27 19612 Contra Costa Mt Diablo, W side, near Juniper camp ground 800 Comment
  UC691385  Cirsium occidentale var. californicum Mary L. Bowerman 1934-4-21 2538 Contra Costa Muir Area, upper brushy edge Mount Diablo, Muir Area Comment
  CAS-BOT-BC288045  Cirsium occidentale var. venustum L. R. Abrams 1916-6-30 5709 Contra Costa Mt. Diablo near lake Comment
  CAS-BOT-BC288047  Cirsium occidentale var. venustum L. R. Abrams 1921-5-25 8049 Contra Costa 4 1/2 miles from summit, Mt. Diablo Comment
  JEPS59167  Cirsium occidentale var. venustum W. L. Jepson 7571 a Contra Costa Mt. Diablo, Donner Canyon Contra Costa Comment
  JEPS59168  Cirsium occidentale var. venustum W. L. Jepson 7571 a Contra Costa Mt. Diablo, Donner Canyon Contra Costa Comment
  SEINET4023759 Image available Cirsium occidentale var. venustum B. C. Templeton 1962-1 sn Contra Costa Mt. Diablo. Comment
  UC691382  Cirsium occidentale var. venustum Mary L. Bowerman 1930-6-18 348 Contra Costa Dan Cook Canyon Mount Diablo, Dan Cook (Rock City) Canyon Comment
  UC691390  Cirsium occidentale var. venustum Mary L. Bowerman 1930-6-10 295 Contra Costa near Mineral (on North Road); Mount Diablo 396 Comment
  UC691386  Cirsium vulgare Mary L. Bowerman 1932-11-19 1659 Contra Costa Lower Grapevine Spring Mount Diablo, Lower Grapevine Spring Comment
  CAS-BOT-BC162564  Clarkia affinis Mary L. Bowerman 1935-5-22 3041 Contra Costa Eagle Point Ridge, canyon at north end which heads into saddle west of Twin Peaks - Mount Diablo 304 Comment
  UC692500  Clarkia affinis Mary L. Bowerman 1935-5-22 3041 Contra Costa canyon at n end Eagle Point Ridge (canyon heads into saddle w of Twin Peaks); Mount Diablo 304 Comment
  JEPS43663  Clarkia biloba W. L. Jepson 1918-6-3 7585 Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS99586  Clarkia biloba Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, foot trail between Back Canyon and Donner Canyon. In Donner side of ridge. Comment
  LA106651  Clarkia biloba subsp. biloba W. L. Jepson; 1918-6-3 7585 Contra Costa Donner Canyon, Mount Diablo 685 Comment
  UC2042500  Clarkia concinna Holly Forbes and Barbara Keller 2009-5-29 Contra Costa Mt. Diablo State Park, along Deer Creek Rd. about 0.1 mi. from the entrance of Juniper campground. Comment
  JEPS43615  Clarkia concinna subsp. concinna W. L. Jepson 1918-6-3 7572 Contra Costa Donner Canyon, Mt. Diablo Comment
  UC692496  Clarkia concinna subsp. concinna Mary L. Bowerman 1930-6-5 241 Contra Costa ca. 5 1/2 mi from North Gate (North Road); Mount Diablo 457 Comment
  UC1818899  Clarkia gracilis subsp. gracilis Barbara Ertter, Mary Bowerman 1994-6-19 12853 a Contra Costa Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope. Comment
  UC1819002  Clarkia gracilis subsp. gracilis Barbara Ertter, Tom Delendick 1996-5-2 14612 Contra Costa Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope. 853 Comment
  UC692490  Clarkia gracilis subsp. gracilis Mary L. Bowerman 1942-5-24 3840 Contra Costa w slope Deer Ridge (Jim White Trail to Deer Flat); Mount Diablo 853 Comment
  RSA0031307  Clarkia purpurea Barbara Ertter 2000-5-14 16996 Contra Costa Lower Donner Canyon on north side of Mount Diablo, on Hetherington Trail. 274 Comment
  CAS-BOT-BC163667  Clarkia purpurea subsp. quadrivulnera L. R. Abrams 1916-6-30 5712 Contra Costa Mt. Diablo near lake Comment
  CDA31204  Clarkia purpurea subsp. quadrivulnera D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .221 Contra Costa Mt. Diablo. Knobcone Point Rd. 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
  UC692441  Clarkia purpurea subsp. quadrivulnera Mary L. Bowerman 1931-5-19 875 Contra Costa Donner Canyon trail Mount Diablo Comment
  UC692442  Clarkia purpurea subsp. quadrivulnera Mary L. Bowerman 1931-5-2 799 Contra Costa foot Eagle Point ridge; Mount Diablo 228 Comment
  UC692487  Clarkia purpurea subsp. quadrivulnera Mary L. Bowerman 1930-6-10 297 Contra Costa Oak Knoll Picnic Grounds Mount Diablo Comment
  UC692486  Clarkia purpurea subsp. viminea Mary L. Bowerman 1935-5-1 2928 Contra Costa 2 mi from North Gate (North Road); Mount Diablo 182 Comment
  CAS-BOT-BC165449  Clarkia unguiculata L. R. Abrams 1916-6-30 5702 Contra Costa Mt. Diablo near lake Comment
  JEPS43602  Clarkia unguiculata W. L. Jepson 1918-6-5 7598 Contra Costa Donner Canyon Mt. Diablo 533 Comment
  UC692494  Clarkia unguiculata Mary L. Bowerman 1930-6-3 235 Contra Costa 1.9 mi from North Gate (North Road); Mount Diablo 167 Comment
  CAS-BOT-BC439163  Claytonia exigua subsp. exigua Mary L. Bowerman 1933-4-15 1876 Contra Costa Mount Diablo. Canyon south of Arroyo del Cerro Comment
  CAS-BOT-BC439167  Claytonia exigua subsp. exigua John Thomas Howell 1926-3-7 1676 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC439172  Claytonia exigua subsp. exigua L. R. Abrams 1921-5-25 8023 Contra Costa Summit, Mt Diablo Comment
  CHSC93813  Claytonia exigua subsp. exigua K. L. Chambers 1977-4-1 4266 Contra Costa Mt. Diablo. On trail to Deer Flat from the summit road, ca. 1/8 mile above Deer Flat. Comment
  JEPS48618  Claytonia exigua subsp. exigua Elsa Kraeger 1926-3-7 Contra Costa w side Mt. Diablo Comment
  UC1136707  Claytonia exigua subsp. exigua R. C. Wilson 1935-3-29 162 Contra Costa 1 mi w Deer Flat; Mt. Diablo Quad. 716 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
  UC412616  Claytonia exigua subsp. exigua E. W. Hicks 1917-3-24 113 Contra Costa w shoulder Mt. Diablo 609 Comment
  UC692541  Claytonia exigua subsp. exigua Mary L. Bowerman 1933-4-15 1876 Contra Costa s of (canyon s, basin a short distance below the spring) Arroyo del Cerro; Mount Diablo Comment
  UC692543  Claytonia exigua subsp. exigua Mary L. Bowerman 1933-4-15 1875 Contra Costa s of (canyon s, below spring) Arroyo del Cerro; Mount Diablo 76 Comment
  UC692547  Claytonia exigua subsp. exigua Mary L. Bowerman 1935-3-16 2737 Contra Costa e fork Arroyo del Cerro; Mount Diablo 262 Comment
  UC692548  Claytonia exigua subsp. exigua Mary L. Bowerman 1935-3-16 2732 Contra Costa Peach Tree Springs Road Mount Diablo (e fork of canyon) 228 Comment
  UC692549  Claytonia exigua subsp. exigua Mary L. Bowerman 1935-4-22 2893 Contra Costa ridge w Pioneer Road, Mount Diablo (w of Stage Road); Mount Diablo 822 Comment
  UC692550  Claytonia exigua subsp. exigua Mary L. Bowerman 1933-5-10 2065 Contra Costa ridge w Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC692553  Claytonia exigua subsp. exigua Mary L. Bowerman 1935-4-17 2846 Contra Costa 2 mi from West Road (= North Road), Mt. Diablo entrance (ridge w of chaparral); Mount Diablo 335 Comment
  UC692552  Claytonia exigua subsp. glauca Mary L. Bowerman 1933-5-4 1998 Contra Costa e end Fossil Ridge; Mount Diablo Comment
  UC692659  Claytonia gypsophiloides Mary L. Bowerman 1931-4-19 736 Contra Costa Deer Flat Mount Diablo (hillslope where the trail leaves the flat) Comment
  UC1745427  Claytonia parviflora subsp. parviflora Annetta M. Carter, Leo Bowerman 1935-6-1 871 Contra Costa Mt. Diablo. Main ridge running W from peak. 975 Comment
  UC1745428  Claytonia parviflora subsp. parviflora Annetta M. Carter, Leo Bowerman 1935-6-1 870 Contra Costa Mt. Diablo. Main ridge running W from peak. 975 Comment
  UC1745429  Claytonia parviflora subsp. parviflora Annetta M. Carter, Leo Bowerman 1935-6-1 869 Contra Costa Mt. Diablo. Main ridge running W from peak. 975 Comment
  UC1745431  Claytonia parviflora subsp. parviflora Annetta M. Carter, Leo Bowerman 1935-6-1 872 Contra Costa Mt. Diablo. N-facing slope of main ridge running W from peak. 975 Comment
  SEINET209846 Image available Claytonia perfoliata subsp. perfoliata Carter 1954-3-27 Alameda N gate approach to Mt. Diablo State Park, 12 mi from summit. NW of Walnut Creek. 80 Comment
  UC1057451  Claytonia perfoliata subsp. perfoliata G. Thomas Robbins 1937-4-25 148 Contra Costa 2 mi e Alamo Comment
  A369570  Clematis lasiantha C. F. Baker 1903-4-28 2946 Unknown Mitchell's canon, Mt. Diablo Comment
  GH369555  Clematis lasiantha C. F. Baker 1903-4-28 2946 Unknown Mitchell's canon, Mt. Diablo Comment
  POM151217  Clematis lasiantha C. F. Baker 1903-4-28 2946 Contra Costa Mitchell's canon, Mt. Diablo. Comment
  UC545776  Clematis lasiantha Annetta M. Carter 1935-6-1 874 Contra Costa n.w. slope of main peak Mt. Diablo 1005 Comment
  UC545780  Clematis lasiantha Annetta M. Carter 1935-6-1 873 Contra Costa n.w. slope of main peak Mt. Diablo 975 Comment
  UC692087  Clematis lasiantha Mary L. Bowerman 1935-6-1 3100 Contra Costa gully e. Mitchell-Pine Divide; Mt. Diablo 975 Comment
  JEPS47717  Collinsia heterophylla Phillip Wheeler 1965-6-7 San Mateo Buckeye Canyon; San Bruno Mtn Comment
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Mar 12 2009
  JEPS7320  Collinsia heterophylla Mary L. Bowerman 1935-3-16 2739 Contra Costa Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 262 Comment
  UC1818904  Collinsia heterophylla Barbara Ertter, Mary Bowerman 1994-6-19 12852 a Contra Costa Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope. Comment
  UC691495  Collinsia heterophylla Mary L. Bowerman 1935-3-16 2739 Contra Costa Mount Diablo, e fork of Arroyo del Cerro Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 262 Comment
  UC691582  Collinsia heterophylla Mary L. Bowerman 1930-6-5 245 Contra Costa West Road 5.8 mi from entrance, Mount Diablo Mount Diablo; , West Road 457 Comment
  JEPS6336  Collinsia sparsiflora var. collina Mary L. Bowerman 1933-4-9 1836 Contra Costa w fork Donner Canyon Mount Diablo (Mount Diablo); Donner Canyon 243 Comment
  UC1032595  Collinsia sparsiflora var. collina R. C. Wilson 1935-3-29 160 Contra Costa Deer Flat; Mt. Diablo Quadrangle Comment
  UC691585  Collinsia sparsiflora var. collina Mary L. Bowerman 1933-4-9 1836 Contra Costa w fork Donner Canyon Mount Diablo (Mount Diablo) 243 Comment
  JEPS7290  Collinsia tinctoria Mary L. Bowerman 1935-5-30 3090 Contra Costa Mount Diablo, Eagle Point Ridge, Rock slide Eagle Point Ridge; Mount Diablo, Eagle Point Ridge 350 Comment
  UC691559  Collinsia tinctoria Mary L. Bowerman 1935-5-30 3090 Contra Costa Mount Diablo, Eagle Point Ridge, Rock slide, Bay-10 ft to e Eagle Point Ridge; Mount Diablo, Eagle Point Ridge 350 Comment
  JEPS103103  Collomia diversifolia Mary L. Bowerman 1975-6-7 Contra Costa E of Murchio Gap, on and near fire road Mount Diablo Comment
  JEPS79511  Collomia diversifolia Edward Lee 1978-5-13 Contra Costa Meridian Ridge Mt. Diablo Comment
  JEPS99515  Collomia diversifolia Mary Bowerman 1975-5-26 Contra Costa Mount Diablo, Murchio Gap. W of the saddle 701 Comment
  UC691883  Conium maculatum Mary L. Bowerman 1935-6-8 3121 Contra Costa Mt. Diablo, Muir Area Comment
  UC691884  Conium maculatum Mary L. Bowerman 1935-6-8 3121 Contra Costa Mount Diablo, Muir Area Mount Diablo; , Muir Area Comment
  UC691850  Convolvulus arvensis Mary L. Bowerman 1931-5-13 840 Contra Costa canyon floor 1 mi above sulphur spring; Mount Diablo, Pine Canyon Comment
  UC691785  Conyza canadensis Mary L. Bowerman 1930-10-4 477 Contra Costa Maple Spring Mount Diablo, Maple Spring Comment
  CAS-BOT-BC26795  Cordylanthus nidularius John Thomas Howell 1942-7-19 17044 Contra Costa NE of Deer Flat, Mt. Diablo Comment
  CAS-BOT-BC32964  Cordylanthus nidularius John Thomas Howell 1942-7-19 17044 Contra Costa NE of Deer Flat, Mt. Diablo Comment
  CAS-BOT-BC32965  Cordylanthus nidularius John Thomas Howell 1942-7-19 17044 Contra Costa NE of Deer Flat, Mt. Diablo Comment
  JEPS105307  Cordylanthus nidularius Dean W. Taylor 1994-7-26 14554 Contra Costa Bald Ridge, Mount Diablo State Park 762 Comment
  JEPS105450  Cordylanthus nidularius Dean W. Taylor 1994-7-26 14554 Contra Costa Bald Ridge, Mount Diablo State Park 762 Comment
  JEPS54721  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa NE of Deer Flat; Mt. Diablo; NE of Deer Flat, Mt. Diablo, Contra Costa Co. 609 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
  JEPS74986  Cordylanthus nidularius T. I. and F. M. Chuang 1975-6-29 7517 Contra Costa NE of Deer Flat; Mt. Diablo Comment
  JEPS85587  Cordylanthus nidularius T. I. Chuang with L. R. Heckard and R. C. Bacigalupi 1968-6-27 6436 Contra Costa 3/4 mi NE of Deer Flat (NE flank of Bald Ridge); Mt. Diablo 670 Comment
  NY68295  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa Near of Deer Flat, Mt. Diablo. Comment
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Jul 18 2011
  NY68296  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa Near of Deer Flat, Mt. Diablo. Comment
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Jul 18 2011
  NY68297  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa Near of Deer Flat, Mt. Diablo. Comment
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Jul 18 2011
  RSA537699  Cordylanthus nidularius T. I. Chuang 1975-6-29 7517 Contra Costa Northeast of Deer Flat, Mount Diablo Comment
  UC691741  Cordylanthus nidularius J. T. Howell 1942-7-19 17044 Contra Costa NE (?) of Deer Flat, Mt. Diablo, Contra Costa Co. Comment
  JEPS21718  Cordylanthus pilosus subsp. pilosus John Thomas Howell 1955-8-24 30902 Contra Costa near Diablo Country Club; Mt. Diablo, S base of 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
  RSA412332  Cordylanthus pilosus subsp. pilosus L. S. Rose 1941-8-31 41431 Contra Costa Mt. Diablo, Rocky City. Comment
  UC691481  Cordylanthus pilosus subsp. pilosus Mary L. Bowerman 1936-8-8 3523 Contra Costa Emmons Canyon (Diablo Stock Farm [Wattis Ranch] Canyon, W fork Mount Diablo Comment
  UC691507  Cordylanthus pilosus subsp. pilosus Mary L. Bowerman 1936-8-8 3523 Contra Costa Emmons Canyon, W fork 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
  JEPS50113  Cornus glabrata W. L. Jepson May 22 1891-May 23 1891 14150 Contra Costa Mt. Diablo Region, Pine Canyon Comment
  UC692510  Cornus glabrata Mary L. Bowerman 1935-3-16 2735 Contra Costa e. fork Arroyo del Cerro Mt. Diablo; , e. fork Arroyo del Cerro 262 Comment
  UC692511  Cornus glabrata Mary L. Bowerman 1931-5-28 904 Contra Costa Pine Canyon Mt. Diablo (gully at e. end of Castle Rock Farm); , Pine Canyon Comment
  UC692512  Cornus glabrata Mary L. Bowerman 1935-6-21 3150 Contra Costa e. fork Arroyo del Cerro Mt. Diablo 182 Comment
  UC1819010  Cotula coronopifolia Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14230 Contra Costa South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland. 487 Comment
  UC692557  Crassula aquatica Mary L. Bowerman 1935-6-21 3154 Contra Costa e. Turtle Rock pool; Mt. Diablo Comment
  UC692658  Crassula aquatica Mary L. Bowerman 1935-6-21 3154 Contra Costa e. Turtle Rock pool; Mt. Diablo Comment
  UC692662  Crassula aquatica Mary L. Bowerman 1931-4-4 663 Contra Costa pool w. of Turtle Rock; Mt. Diablo Comment
  UC692616  Crocanthemum scoparium var. vulgare Mary L. Bowerman 1932-4-9 1332 Contra Costa from near Rock City to ridge to Wall Point; Mount Diablo Comment
  UC692623  Crocanthemum scoparium var. vulgare Mary L. Bowerman 1932-10-1 1598 Contra Costa ridge s Uncle Sam Canyon; Mount Diablo, Eagle Point Ridge Comment
  UC692624  Crocanthemum scoparium var. vulgare Mary L. Bowerman 1931-12-17 1072 Contra Costa e of, s face Rock Canyon; Mount Diablo, Fossil Ridge, Dan Cook Ridge Comment
  JEPS102901  Crypsis schoenoides Barbara Ertter, Chris Thayer 1996-10-25 15360 Contra Costa Little Pine Creek, Diablo Foothills Regional Park Mount Diablo Comment
  JEPS99569  Crypsis schoenoides Mary Bowerman 1993-10-22 Contra Costa Mount Diablo, Pine Pond. Comment
  RSA0033934  Crypsis schoenoides Barbara Ertter, Chris Thayer 1996-10-25 15360 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park. 91 Comment
  UC1795843  Crypsis schoenoides Barbara Ertter, M. L. Bowerman, L. Schultheis, Kevin Hintsa 1995-10-22 14532 Contra Costa Three Springs Trail on northeast side of Mt. Diablo, south of crest of Marsh Creek Rd. dried roadside pond, clay. Comment
  UCR254745  Crypsis schoenoides Peter Rubtzoff 1968-9-18 5964 Contra Costa North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance 58 Comment
  CDA31171  Cryptantha clevelandii var. clevelandii D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .224 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC691337  Cryptantha decipiens Mary L. Bowerman 1932-4-16 1345 Contra Costa Eagle Point Comment
  JEPS68266  Cryptantha flaccida Mary L. Bowerman 1933-4-15 1867 Contra Costa second ridge s Arroyo del Cerro; Mount Diablo 396 Comment
  JEPS86564  Cryptantha flaccida Roy E. Buck 1988-4-23 902 Contra Costa 9 air km se Walnut Creek (ca 2.0 air km w of Moses Rock Spring, sw-facing slope on n side of North Gate Rd, 0.3 road mi se of park boundary); Mt. Diablo State Park 207 Comment
  JEPS99572  Cryptantha flaccida Mary Bowerman 1991-5-21 Contra Costa Mount Diablo, by Jim White Trail [Deer Flat Rd.] Comment
  SBBG28215  Cryptantha flaccida L. Constance, C. W. Sharsmith with H. S. Reed 1940-4-27 2573 Contra Costa Pine Cyn, base of Mt Diablo 304 Comment
  UC659427  Cryptantha flaccida Lincoln Constance, Carl W. Sharsmith with Howard S. Reed 1940-4-27 2573 Contra Costa Pine Canyon, base of Mount Diablo Mount Diablo 304 Comment
  UC691396  Cryptantha flaccida Mary L. Bowerman 1931-4-4 659 Contra Costa 4.5 mi from West road (= North Rd) entrance; Mount Diablo 396 Comment
  UC691401  Cryptantha flaccida Mary L. Bowerman 1932-4-16 1348 a Contra Costa Eagle Point Mount Diablo Comment
  UC691402  Cryptantha flaccida Mary L. Bowerman 1933-5-2 1955 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC691342  Cryptantha microstachys Mary L. Bowerman 1931-4-4 633 Contra Costa 2 mi (rd) from Mount Diablo w entrance (= North Gate); Mount Diablo Comment
  UC691343  Cryptantha microstachys Mary L. Bowerman 1933-6-3 2226 Contra Costa 2 mi (rd) from Mount Diablo w entrance (= North Gate); Mount Diablo Comment
  UC691346  Cryptantha muricata Mary L. Bowerman 1933-5-2 1938 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC691349  Cryptantha muricata Mary L. Bowerman 1934-4-21 2536 Contra Costa Muir Area Mount Diablo Comment
  JEPS67634  Cryptantha nevadensis Mary L. Bowerman 1932-3-27 1143 Contra Costa at base of Mitchell Rock Mount Diablo, Mitchell Rock Comment
  UC691394  Cryptantha nevadensis var. rigida Mary L. Bowerman 1932-3-27 1143 Contra Costa At base of Mitchell Rock Mount Diablo Comment
  UC1818905  Cuscuta occidentalis Barbara Ertter, Mary Bowerman 1994-6-19 12850 a Contra Costa Mt. Diablo State Park east of Walnut Creek; lower Summit Parking Lot, opening in chaparral near radio tower, ca 3600'. Comment
  UC691365  Cuscuta subinclusa Mary L. Bowerman 1932-9-3 1536 Contra Costa Muir Area (Burn 1931) Mount Diablo Comment
  UC691904  Cuscuta subinclusa Mary L. Bowerman 1932-9-17 1587 Contra Costa Donner Canyon, w fork toward mouth Mount Diablo Comment
  UC691908  Cuscuta subinclusa Mary L. Bowerman 1932-10-16 1633 Contra Costa Donner Canyon trail Mount Diablo Comment
  UC692432  Cynodon dactylon Mary L. Bowerman 1936-8-17 3526 Contra Costa Sulphur Spring in Pine Canyon Mount Diablo; , Sulphur Spring in Pine Canyon 137 Comment
  HSC101961  Cynoglossum grande Nikolaus Gillen, Michelle Bihler 2014-3-20 13 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  POM369275  Cynoglossum grande H. de Forest 1930-3-29 s.n. Contra Costa 2 miles from summit of Mt. Diablo. Comment
  UC691770  Cynoglossum grande Mary L. Bowerman 1935-3-15 2733 Contra Costa e. fork Arroyo del Cerro (Mt. Diablo, Peach Tree Springs rd.); Mt. Diablo, e. fork Arroyo del Cerro 228 Comment
  UCD119162  Cynoglossum grande William B. Davis 1960-3-26 10 Contra Costa North Scenic Boulevard, ca. 1 mile below the North Gate of Mt. Diablo State Park. Comment
  JEPS99559  Cynosurus echinatus Mary Bowerman 1995-5-28 Contra Costa Mount Diablo, Fire road from Macedo Ranch to Wall Pt. Ridge. Comment
  RSA721595  Cynosurus echinatus Mary L. Bowerman 1975-6-7 s.n. Contra Costa Mount Diablo. Big Spring. Comment
  UC2028466  Cynosurus echinatus Barbara Ertter 1997-8-24 15769 Contra Costa Southwest side of Mount Diablo, Rock City area Comment
  UC691967  Cyperus niger Mary L. Bowerman 1932-11-11 1640 Contra Costa Mt. Diablo, Lower Moses Rock Spring Comment
  UC691968  Cyperus niger Mary L. Bowerman 1930-10-4 480 Contra Costa Mt. Diablo, Maple Spring Comment
  UCR101144  Cyperus niger L. C. Wheeler 1952-10-2 7000 Contra Costa Mount Diablo: c. 0.8 mi up from Turtle Ranch, c. 1 mi downhill from divide in road 550 Comment
  SEINET2444146  Datisca glomerata C. Davidson, Barbara Ertter 2010-9-1 11791 Contra Costa Mt. Diablo, Donner Canyon. N side of Mt. Diablo State Park. (Regency Dr. access.). 191 Comment
  UC692666  Datisca glomerata Mary L. Bowerman 1933-6-21 2336 Contra Costa Mount Diablo, Donner Canyon Donner Canyon; Mount Diablo, Donner Canyon 335 Comment
  JEPS102902  Delairea odorata Barbara Ertter, Chris Thayer 1996-10-25 15358 Contra Costa Little Pine Creek, Diablo Foothills Regional Park Mount Diablo Comment
  UC691947  Delphinium californicum Mary L. Bowerman 1935-5-30 3091 Contra Costa rock slide Mount Diablo, Eagle Point Ridge 350 Comment
  UC691948  Delphinium californicum Mary L. Bowerman 1935-5-30 3091 Contra Costa rock slide Mount Diablo, Eagle Point Ridge 350 Comment
  UCD95636  Delphinium californicum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD95639  Delphinium californicum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC1795684  Delphinium californicum subsp. interius Barbara Ertter, Mary L. Bowerman 1994-6-19 12841 Contra Costa Mt. Diablo State Park east of Walnut Creek; Muir Picnic Area on Summit Road, 1005 Comment
  UC2029185  Delphinium hesperium Barbara Ertter 2000-5-14 17004 Contra Costa Donner Canyon on north side of Mount Diablo, junction of Donner Canyon, Cardinet Oaks, and Meridian Ridge Roads. Comment
  UC692144  Delphinium hesperium Mary L. Bowerman 1931-5-2 786 Contra Costa foot Eagle Point Ridge; Mount Diablo Comment
  UC692084  Delphinium hesperium subsp. hesperium Mary L. Bowerman 1938-5-25 3635 Contra Costa s-facing slope above North Road 2.1 mi from North Gate; Mount Diablo 182 Comment
  UC1819001  Delphinium nudicaule Barbara Ertter, Tom Delendick 1996-5-2 14613 Contra Costa Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope. 853 Comment
  UC536012  Delphinium patens Laurence S. Jones 1934-4-8 58 Contra Costa w slope of mt approximately 3 mi surface distance from peak; Mt. Diablo 609 Comment
  UCD96542  Delphinium patens P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo Summit. Comment
  CAS-BOT-BC116452  Delphinium patens subsp. patens L. R. Abrams 1921-5-25 8066 Contra Costa Summit Mt. Diablo Comment
  UC1819000  Delphinium patens subsp. patens Barbara Ertter, Tom Delendick 1996-5-2 14614 Contra Costa Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope. 853 Comment
  UC692089  Delphinium patens subsp. patens Mary L. Bowerman 1935-4-22 2896 Contra Costa ridge w Pioneer Road (w of Old Stage Road); Mount Diablo 822 Comment
  UC692138  Delphinium patens subsp. patens Mary L. Bowerman 1931-3-21 584 Contra Costa w-facing slope Mount Diablo, Sycamore Canyon Comment
  UC1126067  Delphinium variegatum C. M. Belshaw 1936-5-8 2052 Contra Costa 1 3/4 mi ssw Mt. Diablo (summit) (Plot 4); Mount Diablo Quadrangle Comment
  UC692139  Delphinium variegatum Mary L. Bowerman 1938-6-3 3651 Contra Costa Rock City Mount Diablo (n-facing slope) 518 Comment
  UC692140  Delphinium variegatum Mary L. Bowerman 1931-4-25 758 Contra Costa between the old stage road and Oak Knoll Picnic Grounds; Mount Diablo 822 Comment
  UCD62510  Deschampsia danthonioides P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC1126502  Dicentra chrysantha H. S. Yates 1934-9-2 4071 Contra Costa 1 mi sw Mt. Diablo; Mt. Diablo Quad. 762 Comment
  UC615579  Dicentra chrysantha Beryl O. Schreiber 1933-10-5 933 Contra Costa Mount Diablo road; Mount Diablo Comment
  UC692101  Dicentra chrysantha Mary L. Bowerman 1932-9-3 1529 Contra Costa Muir Area; Mount Diablo Comment
  UC692102  Dicentra chrysantha Mary L. Bowerman 1932-9-3 1529 Contra Costa Muir Area; Mount Diablo Comment
  UC692103  Dicentra chrysantha Mary L. Bowerman 1932-9-3 1529 Contra Costa Muir Area; Mount Diablo Comment
  UC692178  Dicentra chrysantha Mary L. Bowerman 1930-6-10 318 Contra Costa across from and slightly below Muir Area (Meridian Peak); Mount Diablo, Meridian Peak Comment
  UC1133885  Dichelostemma capitatum R. C. Wilson 1935-3-19 138 Contra Costa 2 mi nw Wall Pt.; Mt. Diablo 335 Comment
  HSC101953  Dichelostemma capitatum subsp. capitatum Nikolaus Gillen, Michelle Bihler 2014-3-20 4 Contra Costa Mount Diablo State Park. Back Creek Trail. 211 Comment
  JEPS64157  Dichelostemma congestum W. L. Jepson 1918-6-5 7603 Contra Costa Donner Canyon Mt. Diablo 670 Comment
  RSA0031305  Dichelostemma congestum Barbara Ertter 2000-5-14 17006 Contra Costa Donner Canyon on north side of Mount Diablo, SW end of Falls Trail between Middle Trail and Donner Creek crossing. 457 Comment
  UC2029186  Dichelostemma congestum Barbara Ertter 2000-5-14 17006 Contra Costa Donner Canyon on north side of Mount Diablo, SW end of Falls Trail between Middle Trail and Donner Creek crossing Comment
  UC692030  Dichelostemma congestum Mary L. Bowerman 1935-5-1 2943 Contra Costa 4.4 mi from West road (= North Rd.) entrance; Mount Diablo 396 Comment
  UC692031  Dichelostemma congestum Mary L. Bowerman 1931-4-11 711 Contra Costa Pine Canyon, near mouth Mount Diablo Comment
  CHSC39486  Diplacus aurantiacus Tyler Williams 1984-4-18 24 Contra Costa Ca. 20 yd nw of Bridal Nook Picnic Area on e side of South Park Rd., in Mt. Diablo State Park. 533 Comment
  JEPS102900  Distichlis spicata Barbara Ertter, Chris Thayer 1996-10-25 15369 Contra Costa North Gate Road Mount Diablo 121 Comment
  JEPS108532  Distichlis spicata Lisa Schultheis with Kevin Hintsa 1995-8-20 263 -95 Contra Costa Mount Diablo. 2.1 mi from North Gate kiosk. along North Gate Road. Comment
  UC2042955  Dittrichia graveolens Barbara Ertter with David Gowen, Mike Park and Abby Moore 2006-11-24 18785 Contra Costa Mt Diablo State Park, Live Oak Campground. Comment
  JEPS102896  Dodecatheon clevelandii subsp. patulum Barbara Ertter 1998-2-15 15918 Contra Costa Haystack Hill N of Borges Ranch Mount Diablo, Shell Ridge Recreation Area Comment
  JEPS99500  Dodecatheon clevelandii subsp. patulum Mary Bowerman 1979-4-3 Contra Costa Mount Diablo. Shell Ridge. Comment
  HSC101959  Dodecatheon hendersonii Nikolaus Gillen, Michelle Bihler 2014-3-20 11 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  POM287080  Dodecatheon hendersonii Lyman Benson 1935-3-16 6279 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC691831  Dodecatheon hendersonii Mary L. Bowerman 1933-4-9 1839 Contra Costa Donner Canyon Mount Diablo, Donner Canyon 243 Comment
  UC691093  Drymocallis glandulosa var. wrangelliana Mary L. Bowerman 1930-6-18 343 Contra Costa Dan Cook Canyon Mount Diablo, Dan Cook Canyon Comment
  UC691095  Drymocallis glandulosa var. wrangelliana Mary L. Bowerman 1938-6-14 3679 Contra Costa Canyon Nook Mount Diablo, Canyon Nook Comment
  CAS-BOT-BC70864  Dryopteris arguta Mary L. Bowerman 1930-6-18 342 Contra Costa Dan Cook Canyon Comment
  UC692113  Dryopteris arguta Mary L. Bowerman 1930-6-18 342 Contra Costa Dan Cook Canyon; Mt. Diablo Comment
  UC692114  Dryopteris arguta Mary L. Bowerman 1930-8-24 427 Contra Costa lower trail Mitchell Canyon; Mt. Diablo 259 Comment
  UC692555  Dudleya cymosa Mary L. Bowerman 1935-5-22 3061 Contra Costa Twin Peaks Eagle Point Ridge 472 Comment
  CAS-BOT-BC428218  Dudleya cymosa subsp. paniculata John Thomas Howell 1942-5-24 16967 A Contra Costa Eagle Peak, Mt. Diablo Comment
  JEPS49894  Dudleya cymosa subsp. paniculata Elizabeth Ferguson 1918-1-1 Contra Costa Donner Canyon Mount Diablo Comment
  JEPS107109  Echinochloa crus-galli Barbara Ertter, Kristin Ertter 1995-7-11 14486 Contra Costa West side of Mt Diablo; mudflat around inlet to Pine Pond. Comment
  UC1795670  Echinochloa crus-galli Barbara Ertter, Kristin Ertter 1995-7-11 14486 Contra Costa West side of Mt Diablo; mudflat around inlet to Pine Pond. Comment
  UC2028441  Echinochloa crus-galli Barbara Ertter with Chris Thayer 1996-10-25 15364 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC2028446  Echinochloa crus-galli Barbara Ertter with Chris Thayer 1996-10-25 15378 Contra Costa West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring Comment
  JEPS99557  Eleocharis macrostachya Mary Bowerman 1977-6-11 Contra Costa Mount Diablo, Pine Creek at S end of Castle Rock Park. 182 Comment
  UC691970  Eleocharis macrostachya Mary L. Bowerman 1938-5-28 3645 Contra Costa Maple Spring, on upper margin especially in the NW corner Mount Diablo Comment
  UC691971  Eleocharis macrostachya Mary L. Bowerman 1938-5-28 3645 Contra Costa Maple Spring, on upper margin, especially in the NW corner Mount Diablo Comment
  UC691972  Eleocharis macrostachya Mary Bowerman 1935-6-21 3152 Contra Costa S of Turtle Rock (pool E of main pond); Mount Diablo Comment
  UC691974  Eleocharis macrostachya Mary L. Bowerman 1935-6-21 3151 Contra Costa S of Turtle Rock (tiny pool above main pond); Mount Diablo 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
  UC2028433  Eleocharis parishii Barbara Ertter with Chris Thayer 1996-10-25 15350 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park Comment
  RSA129552  Elymus X gouldii H. S. Yates 1933-6-18 3649 Contra Costa Mt Diablo; Near Danville 137 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
  UCD149009  Elymus caput-medusae D. Kelch; Troy McGregor; Ed Biffin 2010-6-1 10. 226 Contra Costa Mt. Diablo. Knobcone Point Road. 542 Comment
  UCD61518  Elymus elymoides P. B. Kennedy 1916-5-21 302 Contra Costa Between Diablo and Summit. Comment
  JEPS68570  Elymus glaucus W. L. Jepson 1918-6-3 7576 Contra Costa Donner Canyon Vicinity of San Francisco Bay, Mt. Diablo 533 Comment
  JEPS99562  Elymus glaucus Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, (probably Back Canyon or foot trail to Donner Canyon). Comment
  UC691201  Elymus glaucus Mary L. Bowerman 1933-6-21 2333 Contra Costa Donner Canyon Mount Diablo (along stream) Comment
  UC691203  Elymus glaucus Mary L. Bowerman 1935-5-22 3039 Contra Costa Eagle Point ridge Mount Diablo (canyon at n end which heads into saddle w of Twin Peaks) 304 Comment
  CAS-BOT-BC228539  Elymus multisetus L. R. Abrams 1921-5-25 8004 Contra Costa On road to summit Mt. Diablo Comment
  UC691171  Elymus multisetus Mary L. Bowerman 1938-6-24 3690 Contra Costa Canyon Nook Mount Diablo (e side of creek) 670 Comment
  UC691177  Elymus multisetus Mary L. Bowerman 1933-6-20 2325 Contra Costa Median Ridge (Donner Canyon) Mount Diablo (w face) Comment
  UCD62489  Elymus multisetus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD62491  Elymus multisetus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS68374  Elymus trachycaulus W. L. Jepson 1918-6-5 7602 Contra Costa Donner Canyon Vicinity of San Francisco Bay, Mt. Diablo 533 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
  UC691179  Elymus trachycaulus Mary L. Bowerman 1932-10-16 1635 Contra Costa ne 2632 (n slope); Mount Diablo, Eagle Ridge 701 Comment
  UC1819004  Elymus trachycaulus subsp. trachycaulus Barbara Ertter, Mary L. Bowerman 1994-6-19 12855 a Contra Costa Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope. Comment
  UC1819005  Elymus trachycaulus subsp. trachycaulus Barbara Ertter, Mary L. Bowerman 1994-6-19 12851 a Contra Costa Mt. Diablo State Park east of Walnut Creek; lower Summit parking lot, opening in chaparral near radio tower, ca 3600'. Comment
  UC2028385  Elymus triticoides Barbara Ertter 1998-6-20 16255 Contra Costa Shell Ridge Open Space on NW side of Mount Diablo, wet margin of Willow Spring Pond south of Ginder Gap Comment
  JEPS108314  Emmenanthe penduliflora David Gowen 2005-5-24 389 Contra Costa Mt. Diablo. Near summit of knoll west of Mt. Zion. Comment
  JEPS1582  Emmenanthe penduliflora W. L. Jepson 1921-5-22 9205 Contra Costa .66 way to summit Mt. Diablo Comment
  UC692458  Epilobium brachycarpum Mary L. Bowerman 1932-10-1 1600 Contra Costa ridge s Uncle Sam Canyon (w base of point, 200 ft above canyon bottom); Mount Diablo, Eagle Point Comment
  JEPS44006  Epilobium canum subsp. canum W. L. Jepson 1921-11-19 9515 Contra Costa sw slope Mt. Diablo (half-way up) 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
  UC1122304  Epilobium canum subsp. canum H. S. Yates 1934-9-2 4068 Contra Costa 1 mi sw Mount Diablo; Mount Diablo Quadrangle Comment
  UC692453  Epilobium canum subsp. canum Mary L. Bowerman 1930-8-24 430 Contra Costa Mitchell Canyon Mount Diablo (at lower edge of chaparral where it extends nearly to streambed) Comment
  UC692454  Epilobium canum subsp. canum Mary L. Bowerman 1930-8-31 442 Contra Costa near Garden-of-the-Gods; Mount Diablo, Rock City Ridge Comment
  UC692457  Epilobium ciliatum subsp. ciliatum Mary L. Bowerman 1930-10-4 476 Contra Costa Maple Spring Mount Diablo 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
  UC692449  Epilobium densiflorum Mary L. Bowerman 1930-6-28 390 Contra Costa Lower Silver Spring Mount Diablo (marshy area) Comment
  UC692476  Epilobium densiflorum Mary L. Bowerman 1930-9-27 462 Contra Costa w base spring Mount Diablo ((2 mi by rd from w entrance, take w trail, follow to fence, go through)) Comment
  UC692443  Epilobium torreyi Mary L. Bowerman June 1942 3847 Contra Costa lower Rock City Camp; Mount Diablo Comment
  UC692096  Epipactis gigantea Mary L. Bowerman 1931-5-28 906 Contra Costa Castle Rock Ranch Mount Diablo, Pine Canyon (e end, gully to s, on dry waterfall between two pools) Comment
  UC692136  Equisetum hyemale subsp. affine Mary L. Bowerman 1930-8-24 432 Contra Costa <a> little above end of rd. Mitchell Canyon 251 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
  UC692133  Equisetum laevigatum Mary L. Bowerman 1938-6-14 3685 Contra Costa Lower Silver Spring Mt. Diablo 853 Comment
  UC692134  Equisetum laevigatum Mary L. Bowerman 1931-5-16 864 Contra Costa Lower Silver Spring; Mt. Diablo 853 Comment
  UC692131  Equisetum telmateia subsp. braunii Mary L. Bowerman 1939-3-31 3737 Contra Costa Johnny Walker Spring Mt. Diablo 731 Comment
  POM300619  Equisetum telmateia var. braunii Mary L. Bowerman 1930-8-24 433 Contra Costa MItchell Canyon. 252 Comment
  UC2028442  Eragrostis mexicana subsp. virescens Barbara Ertter with Chris Thayer 1996-10-25 15365 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC692710  Eremocarpus setiger Mary L. Bowerman 1930-10-4 485 Contra Costa South road near entrance; Mount Diablo Comment
  CAS-BOT-BC131505  Ericameria arborescens Mary L. Bowerman 1932-9-17 1583 Contra Costa Donner Canyon, west fork: Bank between upper forks 304 Comment
  UC1118629  Ericameria arborescens R. W. Lundh 1932-8-29 153 Contra Costa 2/3 mi n of Eagle Point; Mt. Diablo Quadrangle 457 Comment
  UC691866  Ericameria arborescens Mary L. Bowerman 1932-9-17 1583 Contra Costa w fork Donner Canyon (bank between upper forks); Mount Diablo 304 Comment
  CAS-BOT-BC287531  Ericameria linearifolia C. F. B. 1903-4-28 2942 Contra Costa Mitchell's Canyon, Mt Diablo Comment
  CDA20135  Ericameria linearifolia E. Fisher 2003-5-12 EF 1 -03 Contra Costa San Francisco Bay Area; Mt Diablo State Park, summit of Mt Diablo. 0 Comment
  CHSC39489  Ericameria linearifolia Tyler Williams; V. Oswald 1984-4-18 22 Contra Costa Mt. Diablo. At turnout ca. 4 yd n of South Park Rd., 0.2 mi sw of Junction Ranger Station in Mt. Diablo State Park. 579 Comment
  GH417199  Ericameria linearifolia L. S. Rose 1941-3-22 41055 Unknown Mt. Diablo, w. slope 853 Comment
  GH417211  Ericameria linearifolia C. F. Baker 1903-4-28 2942 Unknown Mitchell's Canon, Mt. Diablo Comment
  JEPS117962  Ericameria linearifolia Holly Forbes and Barbara Keller 2009-5-29 Contra Costa Mount Diablo State Park, along deer Flat Road, about 0.1 mi beyond Juniper Camp. Comment
  JEPS127733  Ericameria linearifolia H. Forbes, B. Keller 2009-5-29 UCBG 24 Contra Costa Mt. Diablo State Park, along Deer Flat road about 0.16 km beyond Juniper Camp. Comment
  JEPS31295  Ericameria linearifolia Elsa Kraeger 1926-3-7 Contra Costa w side Mt. Diablo Comment
  JEPS31349  Ericameria linearifolia W. L. Jepson 1918-6-3 7580 Contra Costa Donner Canon Mt. Diablo 609 Comment
  POM56950  Ericameria linearifolia C. F. Baker 1903-4-28 2942 Contra Costa Mitchell's Canyon, Mt. Diablo. Comment
  UC1118741  Ericameria linearifolia R. W. Lundh 1932-9-22 164 Contra Costa Mt. Diablo Mt. Diablo Quadrangle, Mt. Diablo Comment
  UC36553  Ericameria linearifolia W. H. Brewer 1862-5-7 1054 Contra Costa Mount Diablo Comment
  UC36557  Ericameria linearifolia F. T. Bioletti 1894-5-13 Contra Costa Mt. Diablo Comment
  UCD131386  Ericameria linearifolia P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  CAS-BOT-BC300590  Erigeron foliosus var. franciscensis L. R. Abrams 1916-6-30 5701 Contra Costa Mt. Diablo near lake Comment
  UC697209  Erigeron foliosus var. franciscensis Mary L. Bowerman 1938-6-24 3592 Contra Costa s of firebreak Mountain House Canyon; Mount Diablo 792 Comment
  CAS-BOT-BC224219  Eriodictyon californicum L. R. Abrams 1921-5-25 8061 Contra Costa On road to summit, Mt Diablo Comment
  CAS-BOT-BC224220  Eriodictyon californicum Mary L. Bowerman 1932-9-3 1530 Contra Costa Mount Diablo. Muir Area: Burn (1931) Comment
  UC691672  Eriodictyon californicum Mary L. Bowerman 1932-9-3 1530 Contra Costa Mount Diablo , Muir Area (Burn (1931)) Comment
  UC691673  Eriodictyon californicum Mary L. Bowerman 1932-9-3 1530 Contra Costa Mount Diablo , Muir Area (Muir Area, Burn (1931)) Comment
  CAS-BOT-BC250381  Eriogonum gracile Mary L. Bowerman 1932-8-27 1524 Contra Costa Mount Diablo. South of Turtle Rock Comment
  JEPS56891  Eriogonum gracile W. L. Jepson 1898-10-18 Contra Costa Deer Flat Mt. Diablo Comment
  UC2012971  Eriogonum gracile Barbara Ertter with Tony Morosco 1996-7-27 15040 Contra Costa Mount Diablo State Park, Cardinet Oaks Road at crossing of Donner Creek. Comment
  UC691087  Eriogonum gracile Mary L. Bowerman 1932-8-27 1524 Contra Costa s Turtle Rock; Mount Diablo Comment
  UCR263530  Eriogonum gracile Barbara Ertter, Tony Morosco 1996-7-27 15040 Contra Costa north side of Mount Diablo south of Clayton, where Cardinet Oaks Road crosses Donner Creek 335 Comment
  UC692018  Eriogonum gracile var. gracile Mary L. Bowerman 1932-11-11 1639 Contra Costa Little below Moses Rock Spring (ridge leading up from Buckle Point (on west road)); Mount Diablo Comment
  UC692048  Eriogonum gracile var. gracile Mary L. Bowerman 1931-9-12 1038 Contra Costa spur jutting into west fork of Mitchell Canyon Mount Diablo, Mitchell Canyon 838 Comment
  UC692149  Eriogonum inerme Mary L. Bowerman 1935-6-1 3112 Contra Costa largest ridge between Ransom Point and Mitchell-Pine divide; Mt. Diablo 1082 Comment
Read comments
May 14 2019
  UC521769  Eriogonum luteolum var. luteolum Joseph Andorfer Ewan 1933-10-15 8022 Contra Costa sw slope Mt. Diablo Mt. Diablo Comment
  CAS-BOT-BC268906  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-17 1578 Contra Costa Mount Diablo. Donner Canyon, west branch. (Below fork of west branch.) Comment
  CAS-BOT-BC268907  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-24 1593 Contra Costa Mount Diablo. Flat-topped ridge above Mitchell Rock 441 Comment
  CAS-BOT-BC268908  Eriogonum nudum var. auriculatum Mary L. Bowerman 1931-9-12 1037 Contra Costa Mount Diablo. Mitchell Canyon: Spur jutting out into west fork 838 Comment
  CAS-BOT-BC268915  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-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
  UC521722  Eriogonum nudum var. auriculatum Joseph Andorfer Ewan 1933-10-15 8032 Contra Costa sw slope Mt. Diablo Mt. Diablo Comment
  UC691129  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-17 1585 Contra Costa west fork of west fork Donner Canyon; Mount Diablo 335 Comment
  UC692046  Eriogonum nudum var. auriculatum Mary L. Bowerman 1931-9-12 1037 Contra Costa Mitchell Canyon, spur jutting out into w fork Mount Diablo 838 Comment
  UC692197  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-17 1578 Contra Costa Donner Canyon, w branch below fork Mount Diablo Comment
  UC692198  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-10-1 1597 Contra Costa s Uncle Sam Canyon (Eagle Point Ridge); Mount Diablo Comment
  UC692201  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-24 1594 Contra Costa flat-topped ridge above Mitchell Rock; Mount Diablo 434 Comment
  UC692202  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-24 1593 Contra Costa flat-topped ridge above Mitchell Rock; Mount Diablo 441 Comment
  UC692203  Eriogonum nudum var. auriculatum Mary L. Bowerman 1932-9-24 1593 Contra Costa flat-topped ridge above Mitchell Rock; Mount Diablo 441 Comment
  UC692204  Eriogonum nudum var. auriculatum Mary L. Bowerman 1930-7-20 410 Contra Costa near Silver Spring; Mount Diablo Comment
  UC692195  Eriogonum nudum var. pubiflorum Mary L. Bowerman 1932-9-17 1586 Contra Costa Donner Canoyn, w fork toward mouth Mount Diablo Comment
  UC692196  Eriogonum nudum var. pubiflorum Mary L. Bowerman 1932-9-17 1586 Contra Costa Donner Canoyn, w fork toward mouth Mount Diablo Comment
  CAS-BOT-BC267443  Eriogonum truncatum Mary L. Bowerman 1933-5-25 2198 Contra Costa Mount Diablo. Alamo Canyon: above Wilsons' barn Comment
  CAS-BOT-BC267444  Eriogonum truncatum Mary L. Bowerman 1933-5-25 2198 Contra Costa Mount Diablo. Alamo Canyon: above Wilsons' barn Comment
  POM300579  Eriogonum truncatum Mary L. Bowerman 1933-5-25 2198 Contra Costa Alamo Canyon; above Wilson's barn. Oyster Ridge, west end of south face. Comment
  UC692152  Eriogonum truncatum Mary L. Bowerman 1933-5-25 2198 Contra Costa Mount Diablo Comment
  CAS-BOT-BC267874  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1942-5-24 16967 Contra Costa Eagle Peak, Mount Diablo Comment
  POM165074  Eriogonum umbellatum var. bahiiforme A. D. E. Elmer 1903-07 s.n. Contra Costa Mount Diablo Comment
  RSA420628  Eriogonum umbellatum var. bahiiforme Cora Mae Life 1924-07 s.n. Contra Costa Mount Diablo Comment
  UCD101575  Eriogonum wrightii var. trachygonum Osterli 1950-10-1 s.n. Contra Costa Contra Costa County. Comment
  CAS-BOT-BC298505  Eriophyllum confertiflorum Mary L. Bowerman 1933-6-3 2224 Contra Costa 2 miles by road from North Gate Comment
  UCD132150  Eriophyllum confertiflorum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC691724  Eriophyllum confertiflorum var. confertiflorum Mary L. Bowerman 1930-6-5 254 Contra Costa w road <= n road written above> 5.8 mi from entrance; Mount Diablo Comment
  UC691731  Eriophyllum confertiflorum var. confertiflorum Mary L. Bowerman 1933-6-3 2225 Contra Costa 2 mi by road from North Entrance; Mount Diablo Comment
  CAS-BOT-BC300924  Eriophyllum jepsonii Mary L. Bowerman 1935-5-30 3087 Contra Costa Mount Diablo. Eagle Point ridge 304 Comment
  CDA10029  Eriophyllum jepsonii D. G. Kelch 2007-4-28 7 .203 Contra Costa Mitchell Canyon. Mt Diablo. Comment
  JEPS28851  Eriophyllum jepsonii unknown 1896-5-29 Contra Costa Mt. Diablo Comment
  UC196644  Eriophyllum jepsonii J. W. Congdon 1896-5-29 Contra Costa Mt. Diablo Comment
  UC691660  Eriophyllum jepsonii Mary L. Bowerman 1935-5-30 3087 Contra Costa Eagle Point Ridge 304 Comment
  UC697145  Eriophyllum jepsonii Mary L. Bowerman 1936-5-6 3409 Contra Costa Uncle Sam Canyon 304 Comment
  JEPS124456  Eriophyllum lanatum var. achilleoides Daniel Slakey with CNPS Volunteers 2015-6-13 131 Contra Costa Mt. Diablo State Park. Both above and below Burma Road; southwest-facing bank above fire trail. Comment
  UC507128  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-6-25 E 96 Contra Costa sw slopes of Mount Diablo Comment
  UC691662  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-30 3097 a Contra Costa Eagle Point ridge = between the two n ridges which converge at Twin Peaks; Mt. Diablo, Eagle Point ridge 350 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
  UC691666  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-30 3097 d Contra Costa between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo 350 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
  UC691723  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1935-5-30 3097 c Contra Costa between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo 350 Comment
  UC697147  Eriophyllum lanatum var. achilleoides Mary L. Bowerman 1938-6-14 3687 Contra Costa 0.3 mi below Muir Area Mt. Diablo 960 Comment
  UCD132203  Eriophyllum lanatum var. achilleoides P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC692704  Erodium cicutarium Mary L. Bowerman 1930-6-28 387 Contra Costa Mount Diablo, near road above junction Mount Diablo Comment
  UC692705  Erodium moschatum Mary L. Bowerman 1931-4-4 655 Contra Costa 4.5 mi from entrance Mount Diablo (west road) Comment
  UC691774  Eryngium aristulatum var. aristulatum Mary L. Bowerman June 1942 3850 Contra Costa South Rd. Mt.Diablo Comment
  UC692317  Eryngium aristulatum var. aristulatum Mary L. Bowerman 1936-6-20 3417 Contra Costa w. Mt. Zion (near rd. to Matthew's house (s.w. 1/4 section 15), just below house); Mt. Diablo Comment
  UC692373  Eryngium aristulatum var. aristulatum Mary L. Bowerman 1935-5-22 3054 Contra Costa saddle w. Twin Peaks (just s. of crest, Mt. Diablo); Mt. Diablo 441 Comment
  UC691074  Erysimum capitatum Mary L. Bowerman 1935-4-26 2915 Contra Costa w ridge west of Indian Ceremonial Spring (just below Old Stage Rd); Mount Diablo 1005 Comment
  UC691089  Erysimum capitatum Mary L. Bowerman 1930-6-14 322 Contra Costa open places near summit (nw exposure); Mount Diablo, Meridian Peak Comment
  SEINET11263885  Eschscholzia californica Barbara Ertter, Tony Morosco 1996-7-27 15039 Contra Costa Cardinet Oaks Road at crossing of Donner Creek.; 0 335 Comment
  UC1126420  Eschscholzia californica R. C. Wilson 1935-3-29 159 Contra Costa 1 mi sw Mt. Diablo; Mt. Diablo Quadrangle 1005 Comment
  UC2012983  Eschscholzia californica Barbara Ertter with Tony Morosco 1996-7-27 15039 Contra Costa Mount Diablo State Park, Cardinet Oaks Road at crossing of Donner Creek. Comment
  UC692172  Eschscholzia californica Mary L. Bowerman 1935-5-22 3059 Contra Costa saddle w Twin Peaks (Eagle Point ridge); Mount Diablo 441 Comment
  UC692180  Eschscholzia californica Mary L. Bowerman 1932-3-27 1144 Contra Costa near Mitchell Rock (on e side); Mount Diablo Comment
  UC1789210  Eucalyptus globulus Barbara Ertter 2002-5-11 17840 Contra Costa lower Emmons Canyon just outside of Mount Diablo State Park boundary. Comment
  UC1789211  Eucalyptus globulus Barbara Ertter 2002-5-11 17840 Contra Costa lower Emmons Canyon just outside of Mount Diablo State Park boundary. Comment
  JEPS99575  Eucrypta chrysanthemifolia Mary L. Bowerman 1995-7-2 Contra Costa Mount Diablo, Back Canyon. Comment
  JEPS1715  Eucrypta chrysanthemifolia var. chrysanthemifolia Mary L. Bowerman 1931-4-4 652 Contra Costa 4.5 mi from Mount Diablo, West road entrance; Mount Diablo 396 Comment
  UC1005249  Eucrypta chrysanthemifolia var. chrysanthemifolia Rolf Y. Berg 1955-6-29 Contra Costa ne of Mt. Diablo State Park (Mitchell Canyon); Mitchell Canyon Comment
  UC691714  Eucrypta chrysanthemifolia var. chrysanthemifolia Mary L. Bowerman 1931-4-4 652 Contra Costa 4.5 mi from Mount Diablo, West road (=North road) entrance; Mount Diablo 396 Comment
  UC880659  Eucrypta chrysanthemifolia var. chrysanthemifolia Lewis S. Rose 1941-5-15 41232 Contra Costa w slope Mt. Diablo 396 Comment
  UC692712  Euphorbia crenulata Mary L. Bowerman 1935-3-16 2742 Contra Costa e fork Arroyo del Cerro; Mount Diablo 289 Comment
  UC692696  Euphorbia spathulata Mary L. Bowerman 1931-5-2 792 Contra Costa n end Eagle Point ridge; Mount Diablo Comment
  UC692287  Festuca californica Mary L. Bowerman 1931-5-2 788 Contra Costa n end Eagle Point ridge; Mount Diablo Comment
  UC692354  Festuca californica Mary L. Bowerman 1935-5-3 2953 Contra Costa hillside below Jungle of the Garden Gods; Mount Diablo, Rock City Ridge 472 Comment
  UC692366  Festuca californica Mary L. Bowerman 1931-4-25 757 Contra Costa Mount Diablo, near junction of s and w roads Mount Diablo Comment
  CAS-BOT-BC278315  Festuca californica subsp. californica Mary L. Bowerman 1935-5-3 2953 Contra Costa Mount Diablo. Fossil Ridge: Hillside below the Jungle of the Garden Gods Comment
  CAS-BOT-BC278316  Festuca californica subsp. californica Mary L. Bowerman 1935-5-30 3094 Contra Costa Mount Diablo. Between the two ridges which converge at Twin Peaks (Eagle Point ridge) 350 Comment
  CAS-BOT-BC278317  Festuca californica subsp. californica Mary L. Bowerman 1931-5-2 788 Contra Costa Mount Diablo. North end of Eagle Point ridge Comment
  CAS-BOT-BC278318  Festuca californica subsp. californica Mary L. Bowerman 1931-4-25 757 Contra Costa Mount Diablo. Near junction of south and west roads Comment
  POM300669  Festuca californica var. californica Mary L. Bowerman 1931-4-25 757 Contra Costa Mount Diablo, near junction of South and West roads. Comment
  CAS-BOT-BC282487  Festuca elmeri L. R. Abrams 1921-5-25 8051 Contra Costa 4 1/2 mi. from summit, Mt. Diablo Comment
  UC2028438  Ficus carica Barbara Ertter with Chris Thayer 1996-10-25 15356 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC691816  Foeniculum vulgare Mary L. Bowerman 1936-9-17 3546 Contra Costa n.w. Mt.Zion (roadside s. of substation, Mt. Diablo); Mt. Diablo Comment
  JEPS42936  Forestiera pubescens Mary L. Bowerman 1936-6-20 3414 Contra Costa ridge w Mt. Zion (on w side of ridge); Mount Diablo 198 Comment
  UC691899  Forestiera pubescens Mary L. Bowerman 1936-6-20 3414 Contra Costa w side of ridge w Mt. Zion; Mount Diablo 198 Comment
  UC691905  Forestiera pubescens Mary L. Bowerman 1936-6-20 3414 Contra Costa w side of ridge w Mt. Zion; Mount Diablo 198 Comment
  SEINET7417501 Image available Frangula californica subsp. californica L. J. Musselman 1970-7-26 3769 Contra Costa W slope of Mount Diablo 1067 Comment
  SEINET7417539 Image available Frangula californica subsp. californica L. J. Musselman 1970-7-26 3769 Contra Costa W slope of Mount Diablo 1067 Comment
  CAS-BOT-BC62922  Frangula californica subsp. tomentella Alice Eastwood 1915-5-30 4449 Contra Costa Mt. Diablo. Comment
  CAS-BOT-BC62923  Frangula californica subsp. tomentella L. R. Abrams 1916-6-30 5706 Contra Costa Mt. Diablo near Lake. Comment
  CAS-BOT-BC62924  Frangula californica subsp. tomentella H. E. McMinn 1922-10-17 401 Contra Costa Mitchell canyon - Mt. Diablo. Comment
  CAS-BOT-BC62925  Frangula californica subsp. tomentella H. E. McMinn s.n. Contra Costa Mt. Diablo. Comment
  CAS-BOT-BC223390  Fraxinus dipetala Mary L. Bowerman 1930-6-22 363 Contra Costa Mount Diablo. Mitchell Canyon 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-BC223392  Fraxinus dipetala H. E. McMinn 1922-10-1 407 Contra Costa Mitchell Canon [Canyon], Mt. Diablo Comment
  CAS-BOT-BC223393  Fraxinus dipetala Mary L. Bowerman 1935-6-1 3103 Contra Costa Mount Diablo. First small ridge east of Mitchell-Pine divide 1005 Comment
  POM300728  Fraxinus dipetala Mary L. Bowerman 1930-6-22 363 Contra Costa Mount Diablo: Mitchell Canyon 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
  UC691838  Fraxinus dipetala Mary L. Bowerman 1935-6-1 3103 Contra Costa first small ridge e Mitchell-Pine divide; Mount Diablo 1005 Comment
  UC691855  Fraxinus dipetala Mary L. Bowerman 1935-6-1 3104 Contra Costa first small ridge e Mitchell-Pine divide; Mount Diablo 975 Comment
  JEPS61926  Fritillaria affinis W. L. Jepson 1918-6-3 7573 Contra Costa Donner Canyon; Mt. Diablo 533 Comment
  UC692002  Fritillaria affinis Mary L. Bowerman 1931-3-8 561 Contra Costa Mount Diablo, near mouth of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon Comment
  UC692003  Fritillaria affinis Mary L. Bowerman 1931-3-8 562 Contra Costa Mount Diablo, near mouth of Mitchell Canyon Mitchell Canyon; Mount Diablo, Mitchell Canyon Comment
  UC692004  Fritillaria affinis Mary L. Bowerman 1933-5-9 2053 Contra Costa Mount Diablo, Mountain House Canyon Mountain House Canyon; Mount Diablo, Mountain House Canyon 670 Comment
  JEPS99505  Fritillaria liliacea Mary Bowerman 1979-4-3 Contra Costa Mount Diablo, Shell Ridge. Comment
  UCD121557  Galium andrewsii P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS124455  Galium andrewsii subsp. gatense Daniel Slakey with CNPS Volunteers 2015-6-13 130 Contra Costa Mt. Diablo State Park, east side of Burma Road. Comment
  JEPS124468  Galium andrewsii subsp. gatense Daniel Slakey with CNPS Volunteers 2015-7-6 139 Contra Costa Mt Diablo, along Oak Knoll Trail about 350 meters east of Summit Rd. Comment
  JEPS52812  Galium andrewsii subsp. gatense Lauramay T. Dempster 1965-5-2 4090 Contra Costa above Bridlepath Campground; Mount Diablo 701 Comment
  JEPS52813  Galium andrewsii subsp. gatense Lauramay T. Dempster 1965-5-2 4089 Contra Costa just above Bridlepath Campground; Mt. Diablo Comment
  JEPS7031  Galium andrewsii subsp. gatense Miss Ferguson Contra Costa Donner Canyon Mt. Diablo Comment
  UC691537  Galium aparine Mary L. Bowerman 1935-6-1 3101 Contra Costa gully e Mitchell-Pine Divide; Mount Diablo 975 Comment
  UC1795726  Galium murale Barbara Ertter, Mary Bowerman, Lisa Schultheis 1995-3-31 13942 Contra Costa Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, open oak woodland/grassland open flat area on east side of stream not far from trail head. 182 Comment
  UC691551  Galium porrigens Mary L. Bowerman 1931-2-8 503 Contra Costa 4.5 mi by road from North Gate; Mount Diablo, Mineral Spring Comment
  JEPS6608  Galium porrigens var. porrigens Mary L. Bowerman 1930-6-22 370 Contra Costa Deer Flat Mount Diablo Comment
  UC697199  Gamochaeta ustulata Mary L. Bowerman 1942-6-1 3846 Contra Costa Lower Rock City Camp Mount Diablo Comment
  UC697203  Gamochaeta ustulata Mary L. Bowerman 1938-6-2 3654 Contra Costa 100 yds n Rock City Camp; Mount Diablo, Dan Cook Canyon 548 Comment
  CDA31081  Garrya elliptica D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .217 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC1122641  Garrya elliptica R. C. Wilson 1935-3-29 163 Contra Costa 1 mi w Deer Flat; Mt. Diablo Quad. 685 Comment
  UC692505  Garrya elliptica Mary L. Bowerman 1933-3-11 1747 Contra Costa Fossil Ridge Mount Diablo (knoll s of 1778 point, of crest of hill) Comment
  UC692506  Garrya elliptica Mary L. Bowerman 1933-3-11 1746 Contra Costa Fossil Ridge Mount Diablo (knoll s of 1778 point, of crest of hill) Comment
  UC692509  Garrya elliptica Mary L. Bowerman 1931-5-31 908 Contra Costa Rock City Ridge (= Fossil Ridge) Mount Diablo (just back of crest of the s knoll of 1778 point) Comment
  UC1795673  Garrya flavescens Barbara Ertter, Holly Forbes 1996-2-11 14549 Contra Costa North side Mount Diablo; Murchio Gap on Median Ridge Road, chaparral on serpentine-derived clay; regrowth after burn of several years previous 731 Comment
Read comments
Aug 17 2011
  POM300683  Gastridium phleoides Mary L. Bowerman 1931-5-2 798 a 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
  UC692706  Geranium dissectum Mary L. Bowerman 1930-6-28 401 Contra Costa Lower Silver Spring Mount Diablo Comment
  UC692707  Geranium dissectum Mary L. Bowerman 1931-4-11 708 Contra Costa Pine Canyon mouth Mount Diablo Comment
  JEPS99600  Geranium molle Mary Bowerman 1978-4-17 Contra Costa Mount Diablo, Back Canyon. 259 Comment
  UC691599  Gilia achilleifolia subsp. achilleifolia Mary L. Bowerman 1935-5-8 2970 Contra Costa Muir Area, Mount Diablo Mount Diablo, Muir Area Comment
  UC691627  Gilia achilleifolia subsp. achilleifolia Mary L. Bowerman 1933-5-9 2059 Contra Costa Muir Area , Muir Area (Mount Diablo) Comment
  UC796580  Gilia achilleifolia subsp. achilleifolia Reed C. Rollins 1946-3-25 3045 Contra Costa w slope of Mount Diablo Mount Diablo Comment
  UC908901  Gilia achilleifolia subsp. achilleifolia Herbert L. Mason 1938-5-3 11753 Contra Costa trail between Juniper Camp and Deer Flat (Mount Diablo); , trail bet Juniper Camp and Deer Flat 990 Comment
  JEPS69435  Gilia achilleifolia subsp. multicaulis Mary L. Bowerman 1935-4-17 2839 Contra Costa West Road 2 mi from entrance Mount Diablo; , West Road Comment
  UC691601  Gilia achilleifolia subsp. multicaulis Mary L. Bowerman 1935-4-17 2839 Contra Costa West Road 2 mi from entrance Mount Diablo ((= North Rd.)); , West Road 289 Comment
  UC691613  Gilia achilleifolia subsp. multicaulis Mary L. Bowerman 1935-5-30 3088 Contra Costa Eagle Point Ridge Mount Diablo, Eagle Point Ridge 320 Comment
  UC880124  Gilia achilleifolia subsp. multicaulis Lewis S. Rose 1941-5-15 41231 Contra Costa w slope Mount Diablo; w slope Mount Diablo 396 Comment
  UCD117632  Gilia achilleifolia subsp. multicaulis P. B. Kennedy 1916-5-21 s.n. Contra Costa between Diablo and Summit. Comment
  JEPS85758  Gilia clivorum Roy E. Buck 1989-3-11 1102 Contra Costa 9 air km se Walnut Creek (ca 2.0 air km w of Moses Rock Spring, sw-facing slope on n side of North Gate Rd, 0.3 road mi se of park boundary); Mt. Diablo State Park 207 Comment
  SD234478  Gilia clivorum Peter L. Morrell, N. Takebayashi. 1995-5-21 472 Contra Costa Central Coast: S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak (Clayton 7.5' Q) 399 Comment
  UC1502525  Gilia clivorum Daniel J. Schoen 1980-4-9 Contra Costa Population #78004 Population Name: Eagle Ridge Comment
  UC691608  Gilia clivorum Mary L. Bowerman 1935-5-1 2932 Contra Costa West Road 2 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road) 182 Comment
  UC691652  Gilia clivorum Mary L. Bowerman 1935-4-19 2857 Contra Costa West Road 3.5 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road) 365 Comment
  UC691671  Gilia clivorum Mary L. Bowerman 1931-3-21 604 Contra Costa e end Fossil Ridge , Fossil Ridge, e end (Mount Diablo) Comment
  UC691674  Gilia clivorum Mary L. Bowerman 1935-4-17 2827 Contra Costa West Road 2 mi from entrance (( = North Road), Mount Diablo); Mount Diablo, West Road (=North Road) 237 Comment
  UC691675  Gilia clivorum Mary L. Bowerman 1935-4-26 2903 Contra Costa w Indian Ceremonial Spring; Mount Diablo, w of Indian Ceremonial Spring 1021 Comment
  UC691677  Gilia clivorum Mary L. Bowerman 1935-4-19 2858 Contra Costa near Turtle Rock (dry hillside on opposite side of road); Mount Diablo, near Turtle Rock 457 Comment
  UC691678  Gilia clivorum Mary L. Bowerman 1935-4-22 2894 Contra Costa ridge w Pioneer Road (w of Stage Road) (Mount Diablo); Mount Diablo 822 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
  UC691680  Gilia clivorum Mary L. Bowerman 1935-4-19 2865 Contra Costa North Road 6.3 mi from North Gate (Mount Diablo, above Pepperwood Spring); Mount Diablo, above Pepperwood Spring 609 Comment
  UC908353  Gilia clivorum Herbert L. Mason 1938-5-3 11752 Contra Costa trail between Juniper Camp and Deer Flat (Mount Diablo); , btw Juniper Camp and Deer Flat 990 Comment
  UCR178962  Gilia clivorum Peter L. Morrell, N. Takebayashi 1995-5-21 472 Contra Costa Central Coast, S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak 400 Comment
  UCR182844  Gilia clivorum Peter L. Morrell, N. Takebayashi, Diana Wolf, D. E. Krause 1995-5-21 471 Contra Costa Central Coast, S of Clayton in Mitchell Canyon, above the banks of Mitchell Creek and beneath Eagle Peak 400 Comment
  UC691597  Gilia tricolor subsp. tricolor Mary L. Bowerman 1935-4-19 2864 Contra Costa West Road = North Road 6.3 mi from entrance Mount Diablo (Mount Diablo, above Pepperwood Spring); Mount Diablo, above Pepperwood Spring 609 Comment
  JEPS28828  Githopsis diffusa subsp. robusta L. R. Heckard with P. Silva, R. Tucker 1962-4-22 1302 Contra Costa Lookout Point Picnic Area Mt. Diablo State Park 731 Comment
  JEPS99596  Githopsis diffusa subsp. robusta Mary Bowerman 1978-5-14 Contra Costa Mount Diablo, Back Canyon trail to mine. Comment
  JEPS99527  Gnaphalium palustre Mary L. Bowerman 1975-9-14 Contra Costa Mount Diablo, in mud of rivulent leading into Sheepherder's Pond from the spring. Comment
  UC2042497  Grindelia hirsutula Barbara Keller 2007-7-10 Contra Costa Mt. Diablo State Park, along Summit Rd. Comment
  UC691868  Grindelia hirsutula Mary L. Bowerman 1930-6-18 347 Contra Costa Dan Cook Canyon Mount Diablo, Dan Cook Canyon Comment
  UC1292655  Guillenia flavescens A. R. Kruckeberg 1949-4-16 1735 Contra Costa 2 mi inside old North Entrance (not tollgate); Mount Diablo State Park Comment
  UC1736552  Guillenia flavescens Dean W. Taylor 1994-3-30 14108 Contra Costa Mt. Diablo (in Mt. Diablo State Park), 2 miles South along North Gate Road from the North Gate kiosk, 365 Comment
  UC691137  Guillenia flavescens Mary L. Bowerman 1935-4-17 2842 Contra Costa 2 mi from West road (=North Rd.) entrance (ridge w of chaparral, immediately e of section line); Mount Diablo 304 Comment
  UC691138  Guillenia flavescens Mary L. Bowerman 1935-4-12 2823 Contra Costa 2 mi from North Road entrance (just n of the road); Mount Diablo Comment
  UC691151  Guillenia flavescens Mary L. Bowerman 1933-4-15 1859 Contra Costa second ridge se Arroyo del Cerro; Mount Diablo Comment
  UC691152  Guillenia flavescens Mary L. Bowerman 1935-4-22 2879 Contra Costa 2 mi from North Gate (North Road, just w of chaparral); Mount Diablo 213 Comment
  UC691153  Guillenia flavescens Mary L. Bowerman 1935-4-22 2879 Contra Costa 2 mi from North Gate (North Road, just w of chaparral); Mount Diablo 213 Comment
  UC691154  Guillenia flavescens Mary L. Bowerman 1935-4-22 2879 Contra Costa 2 mi from North Gate (North Road, just w of chaparral); Mount Diablo 213 Comment
  UC691155  Guillenia flavescens Mary L. Bowerman 1935-6-8 3122 Contra Costa 2 mi from West road (= North Rd.) entrance (w of chaparral); Mount Diablo Comment
  UC796509  Guillenia flavescens Reed C. Rollins 1946-3-25 3046 Contra Costa w slope Mount Diablo Comment
  UC691080  Guillenia lasiophylla Mary L. Bowerman 1935-4-22 2892 Contra Costa ridge w Pioneer Road (w of Old Stage Road); Mount Diablo 853 Comment
  UC1795793  Hedypnois rhagadioloides Barbara Ertter, Mary Bowerman 1995-6-11 14249 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present). 91 Comment
  CAS-BOT-BC305320  Helianthella castanea John Thomas Howell 1940-4-21 15398 Contra Costa Pine Canyon, Mt. Diablo Comment
  CAS-BOT-BC305322  Helianthella castanea Alice Eastwood 1915-5-30 4475 Contra Costa Mitchel [Mitchell] Canyon, Mt. Diablo 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
Read comments
Mar 14 2018
  JEPS86612  Helianthella castanea L. R. Heckard 1989-4-22 6727 a Contra Costa Rocky Point Mt. Diablo State Park Comment
  JEPS89719  Helianthella castanea Dean William Taylor 1971-3-28 976 Contra Costa at s. gate to Mt. Diablo State Park 609 Comment
  RSA72655  Helianthella castanea J. T. Howell 1940-4-21 15398 Contra Costa Pine Canyon, Mount Diablo Comment
  UC1819046  Helianthella castanea Barbara Ertter, Lisa Schultheis 1995-4-27 14016 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; north-facing open brushy slope with scattered oaks along extension of Valley View road. 182 Comment
  UC62937  Helianthella castanea H. M. Evans 1907-4-6 Contra Costa Pine Canyon, Mt. Diablo Comment
  CAS-BOT-BC223917  Helianthemum scoparium Mary L. Bowerman 1933-3-25 1775 Contra Costa Mount Diablo. Emmons Canyon: (Diablo Stock Farm (Stone Valley) canyon) Comment
  CAS-BOT-BC223918  Helianthemum scoparium Mary L. Bowerman 1932-4-9 1332 Contra Costa Mount Diablo. Ridge to Wall Point, from near Rock City Comment
  CDA31041  Helianthemum scoparium D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .229 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC691733  Helianthus annuus Mary L. Bowerman 1936-9-17 3547 Contra Costa road to substation nw of Mount Zion (roadside, w side, between substation and Marsh Creek Road); Mount Diablo Comment
  CAS-BOT-BC305606  Helianthus californicus Mary L. Bowerman 1932-9-17 1581 Contra Costa Mount Diablo. Donner Canyon, west fork Comment
  UC2028434  Helianthus californicus Barbara Ertter with Chris Thayer 1996-10-25 15351 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park Comment
  UC521719  Helianthus californicus Joseph Andorfer Ewan 1933-10-15 8037 Contra Costa sw slope Mount Diablo (along open creek bed or burned area) Comment
  UC697183  Helianthus californicus Mary L. Bowerman 1932-9-17 1581 Contra Costa west fork Donner Canyon (streambed); Mount Diablo Comment
  CAS-BOT-BC305670  Helianthus gracilentus Mary L. Bowerman 1932-9-24 1592 Contra Costa Mount Diablo. Knoll west of Twin Peaks 457 Comment
  UC697184  Helianthus gracilentus Mary L. Bowerman 1935-5-22 3055 Contra Costa Saddle w of Twin Peaks ((Eagle Point Ridge)); Mount Diablo Comment
  UC697185  Helianthus gracilentus Mary L. Bowerman 1932-9-24 1592 Contra Costa knoll w of Twin Peaks; Mount Diablo 457 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
  UC697141  Helminthotheca echioides Mary L. Bowerman 1936-10-24 3583 Contra Costa Mount Diablo, North Road 131 Comment
  JEPS88687  Hemizonia congesta subsp. luzulifolia John Thomas Howell 1955-8-24 30900 Contra Costa field border near Diablo Country Club; s base of Mt. Diablo Comment
  JEPS99532  Hemizonia congesta subsp. luzulifolia Mary L. Bowerman 1993-10-17 Contra Costa Mount Diablo. Regency road. Comment
  UC697176  Hemizonia congesta subsp. luzulifolia Mary L. Bowerman 1931-10-13 1061 Contra Costa w Sycamore Creek (roadside); Mount Diablo, Sycamore Valley Comment
  JEPS33796  Hesperevax sparsiflora W. L. Jepson 1925-4-26 10685 Contra Costa grassy adobe hills by Green Valley (Mt. Diablo); Mt. Diablo Comment
  CAS-BOT-BC310194  Hesperevax sparsiflora var. sparsiflora Mary L. Bowerman 1933-4-15 1850 Contra Costa Mount Diablo. Canyon south of Arroyo del Cerro Comment
  CAS-BOT-BC310195  Hesperevax sparsiflora var. sparsiflora Mary L. Bowerman 1931-4-11 688 Contra Costa Mount Diablo. Pine Canyon 121 Comment
  UC691822  Hesperevax sparsiflora var. sparsiflora Mary L. Bowerman 1931-4-25 753 Contra Costa 2 mi by road from west entrance Mount Diablo Comment
  UC697201  Hesperevax sparsiflora var. sparsiflora Mary L. Bowerman 1933-4-15 1850 Contra Costa canyon s of Arroyo del Cerro; Mount Diablo Comment
  UC697202  Hesperevax sparsiflora var. sparsiflora Mary L. Bowerman 1931-4-11 688 Contra Costa Pine Canyon; Mount Diablo 121 Comment
  CAS-BOT-BC167441  Hesperolinon breweri Mary L. Bowerman 1930-6-22 356 Contra Costa Mitchell Canyon. Mt Diable Comment
  JEPS122860  Hesperolinon breweri Adam C. Schneider with C. Matt Guilliams 2014-5-29 557 Contra Costa Mt. Diablo State Park. Trail to Murchio Gap. 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
  JEPS32328  Hesperolinon breweri W. L. Jepson 1918-6-3 7568 Contra Costa Donner Canyon Mt. Diablo Comment
  POM301857  Hesperolinon breweri Mary L. Bowerman 1935-6-15 3137 Contra Costa Eagle Point ridge east of 2632 Comment
  POM304529  Hesperolinon breweri J. T. Howell 1942-7-19 s.n. Contra Costa Northeast of Deer Flat, Mount Diablo Comment
  RSA0031306  Hesperolinon breweri Barbara Ertter 2000-5-14 17000 Contra Costa Donner Canyon on north side of Mount Diablo. 335 Comment
  RSA135385  Hesperolinon breweri Volney Rattan 1886-06 s.n. Contra Costa Mount Diablo Comment
  SBBG29918  Hesperolinon breweri J. T. Howell 1942-7-19 Contra Costa NE of Deer Flat, Mt Diablo Comment
  UC692694  Hesperolinon breweri Mary L. Bowerman 1935-6-15 3137 Contra Costa Eagle Point Ridge w 2632; Mount Diablo 762 Comment
  UC692701  Hesperolinon breweri Mary L. Bowerman 1935-5-22 3058 Contra Costa saddle w Twin Peaks ((Eagle Point Ridge)); Mount Diablo 441 Comment
  JEPS124458  Heterotheca sessiliflora subsp. echioides Daniel Slakey with CNPS Volunteers 2015-6-29 134 Contra Costa Mt. Diablo State Park, Wall Point. Comment
  CAS-BOT-BC424186  Heuchera micrantha var. hartwegii L. R. Abrams 1921-5-25 8056 Contra Costa 4 1.2 mi from summit Mt Diablo Comment
  UC2012988  Hirschfeldia incana Barbara Ertter with Tony Morosco 1996-7-27 15041 Contra Costa Mount Diablo State Park, Cardinet Oaks Road at crossing of Donner Creek. Comment
  UC1069570  Holocarpha heermannii R. W. Lundh 1932-9-23 171 Contra Costa 1 mi sw Mt. Diablo; Mt. Diablo Quadrangle 914 Comment
  UC1069572  Holocarpha heermannii H. S. Yates 1934-9-2 4085 Contra Costa 2 mi s Mt. Diablo; Mt. Diablo Quadrangle Comment
  UC1598596  Holocarpha heermannii John Thomas Howell 1955-8-24 30901 Contra Costa near Diablo Country Club (s base of Mt. Diablo); Mt. Diablo Comment
  UC691479  Holocarpha heermannii Mary L. Bowerman 1930-7-20 409 Contra Costa Silver Spring Comment
  RSA449754  Holodiscus discolor Thekla Mohr 1917-07 3255 Contra Costa Mount Diablo Comment
  RSA449755  Holodiscus discolor Bonnie C. Templeton 1962-6-10 s.n. Contra Costa Mt Diablo. Comment
  UC1127988  Holodiscus discolor R. C. Wilson 1935-3-19 141 Contra Costa 1 mi se of Wall Point (Quadrangle Mount Diablo); Quadrangle Mount Diablo 426 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
  UC691147  Holodiscus discolor Mary L. Bowerman 1935-6-15 3130 Contra Costa Mount Diablo, ridge running north from Mitchell-Pine divide Mount Diablo 944 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
  UC691197  Hordeum marinum subsp. gussoneanum Mary L. Bowerman 1932-11-26 1670 Contra Costa Boulevard Spring (West road) Mount Diablo (edge of spring); , Boulevard Spring Comment
  UC692426  Hordeum marinum subsp. gussoneanum Mary L. Bowerman 1931-5-13 846 Contra Costa Pine Canyon floor slightly more than a mi above the Sulphur Spring (Mount Diablo); , Pine Canyon Floor Comment
  POM301853  Hordeum murinum subsp. glaucum Mary L. Bowerman 1933-5-8 2003 Contra Costa Fossil Ridge, south face, not far from but out of sight of South Gate 290 Comment
  UC691195  Hordeum murinum subsp. leporinum Mary L. Bowerman 1931-4-4 645 Contra Costa West Road about one mi from entrance Mount Diablo (= North Road) Comment
  UC697126  Hordeum murinum subsp. leporinum Mary L. Bowerman 1933-5-8 2003 Contra Costa s face Fossil Ridge not far from but out of sight of South Entrance Mount Diablo; , s face Fossil Ridge 289 Comment
  UC691092  Horkelia californica subsp. dissita Mary L. Bowerman 1930-6-28 404 Contra Costa Mount Diablo, Lower Silver Spring Comment
  UC691094  Horkelia californica subsp. dissita Mary L. Bowerman 1932-11-25 1666 Contra Costa Mount Diablo, Silver Spring Comment
  UC691097  Horkelia californica subsp. dissita Mary L. Bowerman 1938-6-14 3684 Contra Costa Mt. Diablo, Rocky Point Spring 701 Comment
  UCD106066  Hosackia crassifolia P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC692603  Hypericum formosum var. scouleri Mary L. Bowerman 1930-6-28 395 Contra Costa Mt. Diablo, Lower Silver Spring Comment
  UC691452  Hypochaeris glabra Mary L. Bowerman 1931-4-11 691 Contra Costa Pine Canyon 121 Comment
  CAS-BOT-BC102303  Juglans hindsii D. E. Stone; B. L. Stone 2004-7-9 4286 Contra Costa Just inside entrance to northern perimeter of Mount Diablo State Park, at terminus of Mitchell Canyon Rd south of 172 Comment
  UC2028644  Juglans hindsii Barbara Ertter with Chris Thayer 1996-10-25 15355 Contra Costa Northwest flank of Mount Diablo Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC691984  Juncus ambiguus Mary L. Bowerman 1930-6-10 292 Contra Costa Mount Diablo, Mineral Spring Mineral Spring; Mount Diablo, Mineral Spring Comment
  JEPS99492  Juncus bufonius var. bufonius Mary Bowerman 1995-6-4 Contra Costa Mount Diablo, North Gate Rd. Comment
  UC691983  Juncus bufonius var. bufonius Mary L. Bowerman 1931-4-4 635 Contra Costa Mount Diablo, 2 mi by road from West Entrance = North Gate Mount Diablo Comment
  UC691986  Juncus bufonius var. congestus Mary L. Bowerman 1932-11-26 1671 Contra Costa Mount Diablo, Boulevard Spring (North Road) Boulevard Spring; Mount Diablo, Boulevard Spring Comment
  JEPS99595  Juncus patens Mary Bowerman 1993-10-22 Contra Costa Mount Diablo, Pine Pond floodplain. Comment
  UC691911  Juncus patens Mary L. Bowerman 1932-11-26 1680 Contra Costa above South Road (in sight of South Gate); Mount Diablo, South Gate Spring Comment
  UC691915  Juncus patens Mary L. Bowerman 1933-11-9 2469 Contra Costa West Sheepherders' Spring Mount Diablo 701 Comment
  UC691938  Juncus patens Mary L. Bowerman 1932-11-26 1674 Contra Costa between Corral Spring and Boulevard Spring; Mount Diablo, Patens Springs Comment
  JEPS102895  Juncus phaeocephalus var. paniculatus Barbara Ertter 1998-5-3 16061 Contra Costa below Stage Road SE of Turtle Rock ponds Mount Diablo 304 Comment
  JEPS102917  Juncus phaeocephalus var. paniculatus Barbara Ertter 1998-5-3 16061 Contra Costa wet meadow below Stage Road SE of Turtle Rock Ponds; Mount Diablo 304 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
  UC1133731  Juncus xiphioides C. M. Belshaw 1936-5-9 2073 Contra Costa Mitchell Creek Mt. Diablo Quad. 152 Comment
  UC521770  Juncus xiphioides Joseph Andorfer Ewan 1933-10-15 8019 Contra Costa sw slope Mt. Diablo Comment
  UC691976  Juncus xiphioides Mary L. Bowerman 1930-6-28 383 Contra Costa Canyon Nook Picnic Grounds Mount Diablo 670 Comment
  UC691979  Juncus xiphioides Mary L. Bowerman 1933-6-21 2337 Contra Costa Donner Canyon Mount Diablo 335 Comment
  UC691982  Juncus xiphioides Mary L. Bowerman 1932-8-27 1523 Contra Costa s of Turtle Rock; Mount Diablo Comment
  A356227  Juniperus californica J. W. Kelly 1932-7-20 Unknown Laurel Dell, Mt. Diablo Comment
  GH356268  Juniperus californica L. S. Rose 1941-3-22 41052 Unknown Mt. Diablo, w. slope 914 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
  UC1134276  Juniperus californica R. W. Lundh 1932-8-26 147 Contra Costa Laurel Dell Camp Mt. Diablo Mt. Diablo Quadrangle, Mt. Diablo 899 Comment
  UC486488  Juniperus californica Mrs. G. Earle Kelly 1932-7-20 Contra Costa Laurel Dell Mt. Diablo, Laurel Dell Comment
  UC521718  Juniperus californica Joseph Andorfer Ewan 1933-10-15 8038 Contra Costa sw slope Mt. Diablo 1066 Comment
  UC692074  Juniperus californica Mary L. Bowerman 1933-11-9 2470 Contra Costa between Sheepherder's Spring and Chase Pond (on the w side of canyon); Mount Diablo Comment
  UC727702  Juniperus californica Milo S. Baker 1946-1-1 11255 Contra Costa ca halfway to summit Mt. Diablo (near roadside at parking place) Comment
  UCR162417  Juniperus californica David A. Charlet, T. Charlet, Elizabeth Charlet 1991-5-28 710 Contra Costa Mt. Diablo, 'Juniper Camp' 875 Comment
  JEPS55998  Keckiella corymbosa L. R. Heckard and R. Bacigalupi 1968-6-27 Contra Costa Bald Ridge Mt. Diablo (along trail to Eagle Peak, ne of Deer Flat) 670 Comment
  NY790275  Keckiella corymbosa A. D. E. Elmer 07 1903 4956 Contra Costa Mt. Diablo Comment
  POM156900  Keckiella corymbosa A. D. E. Elmer 1903-07 4956 Contra Costa Mount Diablo Comment
  UC691513  Keckiella corymbosa Mary L. Bowerman 1936-9-10 3544 Contra Costa Donner Canyon; Mount Diablo 304 Comment
  JEPS70570  Koeleria macrantha W. L. Jepson 1918-6-5 7601 Contra Costa Donner Canyon Mt. Diablo; vicinity of San Francisco Bay, Mt. Diablo 533 Comment
  JEPS71238  Koeleria macrantha Mary L. Bowerman 1931-5-2 796 Contra Costa upper end of canyon, 2 n ridges, Eagle Pt. Ridge Mt. Diablo; , 2 n ridges, Eagle Pt. Ridge Comment
  POM300736  Koeleria macrantha Mary L. Bowerman 1932-4-16 1354 Contra Costa Eagle Point ridge above Twin Peaks ('1682' point) Comment
  UC691218  Koeleria macrantha Mary L. Bowerman 1935-6-1 3110 Contra Costa largest ridge between Ransom Point Ridge and Mitchell-Pine divide Mount Diablo; , btw Ransom Point ridge and Mitchell-Pine divid 1066 Comment
  UC691220  Koeleria macrantha Mary L. Bowerman 1934-6-9 2549 Contra Costa Fossil Ridge s of 1700 foot point Mount Diablo (Mount Diablo); , Fossil Ridge Comment
  UC691222  Koeleria macrantha Mary L. Bowerman 1931-5-2 796 Contra Costa n end of Eagle Point ridge Mount Diablo (in canyon on n face, upper end); , n end of Eagle Point Ridge Comment
  UC692396  Koeleria macrantha Mary L. Bowerman 1935-5-22 3036 Contra Costa Eagle Point ridge, canyon at n end which heads into saddle w of Twin Peaks, little above the canyon bottom Mount Diablo; , Eagle Point ridge 304 Comment
  UC692397  Koeleria macrantha Mary L. Bowerman 1935-5-8 2974 a Contra Costa knoll on spur s of Pioneer Camp Mount Diablo; , knoll s of Pioneer Camp 762 Comment
  UC692414  Koeleria macrantha Mary L. Bowerman 1935-4-17 2841 Contra Costa West [= North Rd.] road 2 mi from entrance Mount Diablo; , West raod 2 mi from entrance 243 Comment
  UCD85839  Koeleria macrantha P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC691804  Lactuca saligna Mary L. Bowerman 1932-11-26 1676 Contra Costa Maple Spring; Mount Diablo Comment
  UC691777  Lactuca serriola Mary L. Bowerman 1930-10-4 483 Contra Costa Maple Spring Mount Diablo Comment
  UC691780  Lactuca serriola Mary L. Bowerman 1932-9-24 1591 Contra Costa ridge running w from Twin Peaks; Mount Diablo 335 Comment
  CAS-BOT-BC341476  Lagophylla ramosissima Mary L. Bowerman 1930-6-5 262 Contra Costa Mount Diablo. North road 5.8 miles from North Gate 457 Comment
  UC691493  Lagophylla ramosissima Mary L. Bowerman 1933-5-4 1992 Contra Costa Fossil Ridge Comment
  UC697161  Lagophylla ramosissima Mary L. Bowerman 1930-6-5 262 Contra Costa North Road 5.8 mi from North Gate; Mount Diablo 457 Comment
  UC34166  Lasthenia californica subsp. bakeri Harley P. Chandler 1901-4-5 994 A Contra Costa Mt. Diablo 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
  UC691500  Lasthenia glaberrima Mary L. Bowerman 1935-6-21 3153 Contra Costa s Turtle Rock Comment
  CAS-BOT-BC361123  Lasthenia microglossa Mary L. Bowerman 1932-3-27 1141 Contra Costa Mitchell Rock: Mount Diablo Comment
  JEPS99509  Lasthenia microglossa Mary Bowerman 1979-4-10 Contra Costa Mount Diablo, Mitchell Canyon opposite upper end of old reservoir. Comment
  UC697155  Lasthenia microglossa Mary L. Bowerman 1932-3-27 1141 Contra Costa Mitchell Rock Mount Diablo, Mitchell Rock Comment
  UC697156  Lasthenia microglossa Mary L. Bowerman 1936-4-23 3405 Contra Costa Mitchell-Pine Divide, northern most point Mount Diablo 838 Comment
  CHSC39488  Lathyrus sulphureus Tyler Williams; V. Oswald 1984-4-18 21 Contra Costa Mt. Diablo. Ca. 5 yd e of turnout on Summit Rd., 0.1 mi e of Junction Ranger Station in Mount Diablo State Park. 609 Comment
  JEPS55375  Lathyrus vestitus var. vestitus W. L. Jepson 1918-6-5 7615 Contra Costa Donner Canyon Mt. Diablo 701 Comment
  UC692237  Lathyrus vestitus var. vestitus Mary L. Bowerman 1931-4-19 742 Contra Costa above lower Deer Flat Mount Diablo, Deer Flat Comment
  UC692238  Lathyrus vestitus var. vestitus Mary L. Bowerman 1931-4-19 741 Contra Costa above lower Deer Flat Mount Diablo, Deer Flat Comment
  UC692407  Lathyrus vestitus var. vestitus Mary L. Bowerman 1930-6-5 257 Contra Costa 5.8 mi by road from North Gate (North Road); Mount Diablo 457 Comment
  UC692675  Lathyrus vestitus var. vestitus Mary L. Bowerman 1931-3-7 552 Contra Costa by South Road just below junction Mount Diablo Comment
  CAS-BOT-BC321746  Layia gaillardioides Mary L. Bowerman 1935-4-17 2847 Contra Costa Mt. Diablo. North Road, 2 mi from North Gate, ridge west of chaparral. 335 Comment
  UC691554  Layia gaillardioides Mary L. Bowerman 1932-4-16 1351 Contra Costa n of Eagle Point; Eagle Point Ridge Comment
  UC697167  Layia gaillardioides Mary L. Bowerman 1933-4-15 1864 Contra Costa second ridge s of Arroyo del Cerro; Mount Diablo Comment
  UC697168  Layia gaillardioides Mary L. Bowerman 1935-4-17 2847 Contra Costa west road, = North Rd., 2 mi from entrance Mount Diablo 335 Comment
  CAS-BOT-BC327246  Layia hieracioides John Thomas Howell 1940-4-21 15405 Contra Costa Pine Canyon, Mt. Diablo Comment
  UC691547  Layia hieracioides Mary L. Bowerman 1931-4-19 744 Contra Costa Tiny flat below Deer Flat Comment
  CAS-BOT-BC370670  Layia platyglossa Mary L. Bowerman 1935-4-26 2916 Contra Costa Mount Diablo. Ridge west of Indian Ceremonial Spring. 1005 Comment
  UC691492  Layia platyglossa Mary L. Bowerman 1933-5-2 1965 Contra Costa below and a little w Pioneer Camp; Mount Diablo Comment
  UC697162  Layia platyglossa Mary L. Bowerman 1931-4-19 737 Contra Costa ridge s Deer Flat (Mt. Diablo); Mt. Diablo 838 Comment
  UC697166  Layia platyglossa Mary L. Bowerman 1935-4-26 2916 Contra Costa ridge w of Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC692083  Lemna minuscula Mary L. Bowerman 1932-8-27 1518 Contra Costa s of Turtle Rock (Mount Diablo); Mount Diablo Comment
  UC692109  Lemna valdiviana Mary L. Bowerman 1931-8-29 1030 Contra Costa Sheep Camp Spring, by North Road Sheep Camp Spring 533 Comment
  CAS-BOT-BC215741  Lepechinia calycina Mary L. Bowerman 1932-9-3 1532 Contra Costa Muir Area, Mt. Diablo Comment
  CDA31190  Lepechinia calycina D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  JEPS111002  Lepechinia calycina W. L. Jepson Jun 1909 Contra Costa Mt. Diablo Comment
  JEPS63257  Lepechinia calycina W. L. Jepson 1898-5-18 Contra Costa Mount Diablo Comment
  JEPS63258  Lepechinia calycina W. L. Jepson 1909-6-25 3121 Contra Costa Mt Diablo Comment
  RSA248647  Lepechinia calycina Bonnie C. Templeton 1962-6-10 s.n. Contra Costa Mt Diablo. Comment
  RSA83333  Lepechinia calycina F. W. Peirson 1923-7-1 3832 Contra Costa Mt. Diablo Comment
  UC691400  Lepechinia calycina Mary L. Bowerman 1938-5-28 3648 Contra Costa Mount Diablo 853 Comment
  UC691410  Lepechinia calycina Mary L. Bowerman 1938-5-28 3638 Contra Costa Mount Diablo North Road 5.4 miles from North Gate 457 Comment
  UC691411  Lepechinia calycina Mary L. Bowerman 1932-9-3 1532 Contra Costa Mount Diablo, Muir area: Burn (1931) Comment
  CAS-BOT-BC89764  Lepidium latipes Mary L. Bowerman 1933-4-15 1846 Contra Costa Mount Diablo. Canyon south of Arroyo del Cerro. Comment
  UC691078  Lepidium latipes Mary L. Bowerman 1933-4-15 1846 Contra Costa canyon s Arroyo del Cerro; Mount Diablo Comment
  UC1157922  Lepidium nitidum Olive Dyer 1937-3-6 214 Contra Costa upper end Wildcat Canyon Comment
  UC691079  Lepidium nitidum Mary L. Bowerman 1931-2-8 506 Contra Costa West road (= North Rd) Mount Diablo Comment
  UC796578  Lepidium nitidum Reed C. Rollins 1946-3-25 3044 Contra Costa Mount Diablo, western slope Mount Diablo Comment
  UC796583  Lepidium nitidum Reed C. Rollins 1946-3-25 3042 Contra Costa Mount Diablo, western slope Mount Diablo Comment
  RSA0033847  Lepidium nitidum var. nitidum Barbara Ertter 2000-3-30 16922 Contra Costa North side of Mount Diablo, Bruce Lee Road between Back Canyon Trail and Coulter Pine Trail. Comment
  JEPS99536  Lepidium strictum Mary L. Bowerman 1995-5-28 Contra Costa Mount Diablo, fire road from Macedo Ranch to Wall Pt. Ridge. Comment
  UC10597  Lepidium strictum Harley P. Chandler 1901-4-5 942 Contra Costa Pine Canyon Mt. 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
  UC2028440  Leptochloa fusca subsp. fascicularis Barbara Ertter with Chris Thayer 1996-10-25 15363 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC1818997  Leymus Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14629 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
  UC691184  Leymus X multiflorus Mary L. Bowerman 1938-11-19 3734 Contra Costa Mitchell Creek tributary s Black Point; Mount Diablo 259 Comment
  UC691186  Leymus triticoides Mary L. Bowerman 1935-6-8 3124 Contra Costa west road 2 mi from entrance (gully just w of chaparral); Mount Diablo Comment
  UCD87590  Leymus triticoides P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC691999  Lilium pardalinum Mary L. Bowerman 1935-6-21 3144 Contra Costa e fork Arroyo del Cerro; Mount Diablo 289 Comment
  UC692005  Lilium pardalinum Mary L. Bowerman 1935-6-21 3144 Contra Costa e fork Arroyo del Cerro; Mount Diablo 289 Comment
  UC692006  Lilium pardalinum Mary L. Bowerman 1935-6-21 3144 Contra Costa e fork Arroyo del Cerro; Mount Diablo 289 Comment
  UC692007  Lilium pardalinum Mary L. Bowerman 1935-6-21 3144 Contra Costa e fork Arroyo del Cerro; Mount Diablo 289 Comment
  JEPS108215  Linanthus ambiguus David Gowen 2005-4-26 268 Contra Costa Mt. Diablo State Park. Clayton Oaks Rd. (dirt), which follows the ridge east of Donner Canyon, ca 20 feet south of junction with Bruce Lee Trail. Comment
  JEPS113037  Linanthus androsaceus Dean W. Taylor 1994-3-30 14116 Contra Costa Mt. Diablo (in Mt. Diablo State Park); 2 mi S along North Gate Road from the North Gate kiosk, 426 Comment
  UC691636  Linanthus androsaceus Mary L. Bowerman 1933-4-15 1861 Contra Costa 2nd ridge se Arroyo del Cerro; Mount Diablo Comment
  UC23395  Linanthus bicolor Harley P. Chandler 1901-4-5 946 Contra Costa Pine Canyon; Mt. Diablo Comment
  UC691642  Linanthus bicolor Mary L. Bowerman 1933-5-8 2034 Contra Costa Rock City; Mount Diablo Comment
  JEPS58275  Linanthus bolanderi Mary L. Bowerman 1935-4-26 2905 Contra Costa w of Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC1713208  Linanthus bolanderi Mary L. Bowerman 1935-4-26 2905 Contra Costa w of Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC691641  Linanthus ciliatus Mary L. Bowerman 1935-5-22 3042 Contra Costa Eagle Point ridge Mount Diablo (canyon at the n end which heads into saddle w of Twin Peaks) 304 Comment
  UC692420  Lithophragma affine Mary L. Bowerman 1933-4-15 1852 Contra Costa canyon S of Arroyo del Cerro Comment
  UC692421  Lithophragma affine Mary L. Bowerman 1932-3-27 1135 Contra Costa below Mitchell Rock Comment
  CAS-BOT-BC435650  Lithophragma heterophyllum John Thomas Howell 1926-3-7 1660 Contra Costa Mt. Diablo near toll gate Comment
  UC692422  Lithophragma heterophyllum Mary L. Bowerman 1933-4-9 1840 Contra Costa Donner Canyon, W fork Mount Diablo (by trail) 274 Comment
  CAS-BOT-BC342120  Logfia filaginoides John Thomas Howell 1940-4-21 15406 Contra Costa Pine Canyon, Mt. Diablo Comment
  UC691819  Logfia filaginoides Mary L. Bowerman 1935-5-1 2944 a Contra Costa West road 4.4 mi from entrance; Mount Diablo 381 Comment
  UC691821  Logfia filaginoides Mary L. Bowerman 1931-3-21 602 Contra Costa e end Fossil Rock City Ridge (open knoll above creek); Mount Diablo, Fossil Rock City Ridge Comment
  UC1819041  Logfia gallica Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14237 Contra Costa South side Mount Diablo, road to Sheepherders Springs 1/2 mile north of Curry Point from Sloan Road, clay at edge of grassland/woodland. 426 Comment
  UC691199  Lolium multiflorum Mary L. Bowerman 1935-5-1 2940 a Contra Costa West [= North Rd.] road 2.1 mi from entrance Mount Diablo (just below the road, Mount Diablo); , West road [= North Rd.] 182 Comment
  UC697122  Lolium multiflorum Mary L. Bowerman 1938-5-25 3630 Contra Costa by North Road, Arroyo del Cerro Mount Diablo (Mount Diablo); , North Road 109 Comment
  UCD127622  Lomatium dasycarpum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS17143  Lomatium dasycarpum subsp. dasycarpum W. L. Jepson 1918-6-3 7579 Contra Costa Donner Canyon Mt. Diablo Comment
  JEPS17102  Lomatium macrocarpum W. L. Jepson 1909-6-25 3120 Contra Costa Mt. Diablo, Mitchell Rock Comment
  UC691426  Lomatium macrocarpum Mary L. Bowerman 1935-4-17 2837 Contra Costa w. rd. 2 mi. from entrance Mt. Diablo (ridge w. of chaparral) 289 Comment
  UC691771  Lomatium macrocarpum Mary L. Bowerman 1935-5-1 2945 Contra Costa w. rd. 4.4 mi. from entrance Mt. Diablo 381 Comment
  UC692363  Lomatium nudicaule Mary L. Bowerman 1935-6-15 3127 Contra Costa Mt. Diablo, Mitchell-Pine divide, also large grassy ridge running n. Mt. Diablo, Mitchell-Pine divide 609 Comment
  UC691422  Lomatium utriculatum Mary L. Bowerman 1935-5-30 3096 Contra Costa between the two ridges which converge at Twin Peaks (Eagle Point ridge) Mount Diablo 350 Comment
  UC691423  Lomatium utriculatum Mary L. Bowerman 1933-5-4 1997 Contra Costa Fossil Ridge, E end Mount Diablo Comment
  UC691471  Lomatium utriculatum Mary L. Bowerman 1930-6-5 260 Contra Costa 5.8 mi from North Gate (North Road); Mount Diablo 457 Comment
  RSA455187  Lonicera hispidula var. vacillans Thekla Mohr 1917-07 s.n. Contra Costa Mount Diablo Comment
  UC691480  Lonicera hispidula var. vacillans Mary L. Bowerman 1930-6-18 346 Contra Costa Dan Cook Canyon Mount Diablo 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
  UC691752  Lonicera hispidula var. vacillans Mary L. Bowerman 1938-6-14 3681 Contra Costa Canyon Nook Mount Diablo 670 Comment
  CAS-BOT-BC240661  Lonicera interrupta H. E. McMinn 1922-10-1 91 b Contra Costa Mitchelle Canon [Canyon], Mt. Diablo Comment
  JEPS12853  Lonicera subspicata var. denudata W. L. Jepson 1918-6-5 7613 Contra Costa Mt. Diablo, N. Peak, Donner Canyon Comment
  JEPS99523  Lonicera subspicata var. denudata Mary L. Bowerman 1975-6-7 Contra Costa Mount Diablo. By Big Spring fire rd. E of Murchio Gap. Comment
  SBBG122846  Lotus corniculatus B. Ertter, K. Ertter 1995-7-11 14473 Contra Costa Sulfur Spring on Pine Crk, Diablo Foothills Regional Park SW of Walnut Crk 121 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
  UC1819023  Lotus corniculatus Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14637 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
  UC1745430  Lotus humistratus Annetta M. Carter, Leo Bowerman 1935-6-1 878 Contra Costa Mt. Diablo. S-facing slope on W side of main peak. 975 Comment
  UC692530  Lotus humistratus Mary L. Bowerman 1933-5-2 1940 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC864815  Lotus humistratus Lewis S. Rose 1941-5-15 41234 Contra Costa Mt. Diablo, w slope Mt. Diablo 396 Comment
  CDA31161  Lotus micranthus D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .22 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC692528  Lotus micranthus Mary L. Bowerman 1938-6-2 3655 Contra Costa Dan Cook Canyon Mount Diablo 487 Comment
  UC692265  Lotus purshianus var. purshianus Mary L. Bowerman 1930-6-18 335 Contra Costa Rock City Canyon (= Dan Cook Canyon), at upper end Mount Diablo Comment
  UC692268  Lotus purshianus var. purshianus Mary L. Bowerman 1938-6-14 3676 Contra Costa 1 mi from North Gate (North Road); Mount Diablo 121 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
  UC1129128  Lotus scoparius R. W. Lundh 1932-8-27 150 Contra Costa 1.5 mi w Cave Point; Mt. Diablo Quad. 487 Comment
  UC692270  Lotus scoparius Mary L. Bowerman 1932-9-24 1589 Contra Costa ridge running w from Twin Peaks; Mount Diablo 335 Comment
  UC692538  Lotus scoparius Mary L. Bowerman 1932-9-24 1589 Contra Costa ridge running w from Twin Peaks; Mount Diablo 335 Comment
  UC692571  Lotus scoparius Mary L. Bowerman 1930-6-5 255 Contra Costa 5.8 mi from entrance West road (=North Road); Mount Diablo Comment
  UC692263  Lotus wrangelianus Mary L. Bowerman 1933-5-9 2045 Contra Costa Stage Road Mount Diablo 853 Comment
  UC692264  Lotus wrangelianus Mary L. Bowerman 1931-4-4 639 Contra Costa 2 rd mi from Mount Diablo w entrance (= North Gate); Mount Diablo Comment
  CAS-BOT-BC201369  Lupinus albifrons var. albifrons H. E. McMinn 1922-6-2 81 Contra Costa N. slope of Mt. Diablo Comment
  UC692521  Lupinus albifrons var. albifrons Mary L. Bowerman 1931-4-25 785 Contra Costa between junction of one-way roads and top Meridian Peak summit (Mount Diablo); , Meridian Peak summit 1158 Comment
  HSC101954  Lupinus albifrons var. douglasii Nikolaus Gillen, Michelle Bihler 2014-3-20 5 Contra Costa Mount Diablo State Park. Back Creek Trail. 340 Comment
  UC1073382  Lupinus bicolor George B. Rossbach 1955-3-20 324 Contra Costa sw base Mt. Diablo; sw base Mt. Diablo Comment
  UC692567  Lupinus bicolor Mary L. Bowerman 1931-4-4 671 Contra Costa West Road just w Turtle Rock, Mount Diablo (= North Road, Mount Diablo); Mount Diablo, just w of Turtle Rock Comment
  UC692568  Lupinus bicolor Mary L. Bowerman 1931-3-21 600 Contra Costa e end Rock City Ridge Mount Diablo (Fossil Ridge, Mount Diablo); , Rock City Ridge, Fossil Ridge Comment
  UC2029122  Lupinus formosus var. robustus Barbara Ertter with David Gowen 2013-4-19 21318 Contra Costa Southwestern Mount Diablo State Park southeast of Walnut Creek, upper end of Little Yosemite Trail at junction with Briones to Mount Diablo Regional Trail. Comment
  UCR12299  Lupinus microcarpus Robin Maetche, Geoffrey Matthews 1971-7-4 s.n. Contra Costa 1 mi below North [Gate Road] entrance to Mt. Diablo State Park, Concord 427 Comment
  CDA31091  Lupinus microcarpus var. densiflorus D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .216-B Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC692273  Lupinus microcarpus var. densiflorus Mary L. Bowerman 1930-6-10 293 Contra Costa near Mineral Spring Mount Diablo (Mount Diablo) 396 Comment
  UC692275  Lupinus microcarpus var. densiflorus Mary L. Bowerman 1931-4-18 735 Contra Costa Green Valley Mount Diablo (Mount Diablo); , Green Valley Comment
  UC697194  Lupinus microcarpus var. densiflorus Mary L. Bowerman 1930-6-28 385 Contra Costa road above junction Mount Diablo (Mount Diablo) Comment
  SJSU10780  Lupinus microcarpus var. microcarpus D. C. Bettencourt 1959-4-18 Contra Costa Mt Diablo Foothills 304 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
  UC692572  Lupinus microcarpus var. microcarpus Mary L. Bowerman 1931-4-4 657 Contra Costa North Road 4.5 mi from North Gate Mount Diablo (bank above road); Mount Diablo Comment
  UCD108866  Lupinus microcarpus var. microcarpus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD108868  Lupinus microcarpus var. microcarpus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  RSA0033776  Lupinus nanus Barbara Ertter, Richard K. Brummitt 1998-5-6 16093 Contra Costa Lower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner Cabin. Comment
  UC1129668  Lupinus pachylobus R. C. Wilson 1935-3-19 139 Contra Costa 2 mi nw Wall Pt.; Mt. Diablo Comment
  UC691937  Luzula comosa Mary L. Bowerman 1933-5-8 2021 Contra Costa Mount Diablo , Rock City Ridge, = Fossil Ridge (half way down to canyon bottom Rock City Ridge, = Fossil Ridge) Comment
  UC691941  Luzula comosa Mary L. Bowerman 1931-2-28 524 Contra Costa n slope Rock City Ridge (= Fossil Ridge, Mount Diablo, near Rock City); Mount Diablo, Rock City Ridge nr Rock City, = Fossil Ridge Comment
  UC692631  Lythrum californicum Mary L. Bowerman 1930-9-27 461 Contra Costa (2 mi by road from North Gate (at trough, take trail to west, follow to fence and go through), Mount Diablo); Mount Diablo Comment
  UC692632  Lythrum californicum Mary L. Bowerman 1930-9-27 461 Contra Costa (2 mi by road from North Gate (at trough, take trail to west, follow to fence and go through), Mount Diablo); Mount Diablo Comment
  UC692633  Lythrum californicum Mary L. Bowerman 1932-11-26 1672 Contra Costa on n side of road between Sheep Camp Spring and Boulevard Spring (Mount Diablo, Patens Spring); Mount Diablo, Patens Spring Comment
  UC692634  Lythrum californicum Mary L. Bowerman 1930-6-28 392 Contra Costa Mount Diablo, Lower Silver Spring Lower Silver Spring; Mount Diablo, Lower Silver Spring Comment
  UC692629  Lythrum hyssopifolia Mary L. Bowerman 1932-8-27 1522 Contra Costa s of Turtle Rock (w of the willows, Mount Diablo); Mount Diablo 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
  UC692638  Lythrum hyssopifolia Mary L. Bowerman 1933-8-2 2393 Contra Costa Mount Diablo, Boulevard Spring, by West Road Boulevard Spring; Mount Diablo, Boulevard Spring Comment
  UC692686  Lythrum hyssopifolia Mary L. Bowerman 1933-8-2 2391 Contra Costa Mount Diablo, Sheep Camp Spring Sheep Camp Spring; Mount Diablo, Sheep Camp Spring Comment
  CAS-BOT-BC342681  Madia elegans Mary L. Bowerman 1936-9-10 3542 Contra Costa Mount Diablo. Donner Canyon 335 Comment
  UC697170  Madia elegans Mary L. Bowerman 1936-9-10 3542 Contra Costa Donner Canyon Mount Diablo (by streamlet) 335 Comment
  CAS-BOT-BC344326  Madia exigua Mary L. Bowerman 1931-5-19 867 Contra Costa Mount Diablo. Donner Canyon trail 274 Comment
  UC691548  Madia exigua Mary L. Bowerman 1933-5-8 2017 Contra Costa Fossil Ridge near crest, on n side by side road Mount Diablo Comment
  UC697171  Madia exigua Mary L. Bowerman 1931-5-19 867 Contra Costa Donner Canyon trail Mount Diablo 274 Comment
  CAS-BOT-BC342985  Madia gracilis Mary L. Bowerman 1930-6-5 264 Contra Costa Mount Diablo. North Road 5.8 miles from North Gate 457 Comment
  CHSC39487  Madia gracilis Tyler Williams 1984-4-18 23 Contra Costa Mt. Diablo. On South Park Rd., ca. 20 yd nw of Bridal Nook Picnic Area, on e side of road in Mount Diablo State Park. 533 Comment
  UC1795004  Madia gracilis R. K. Brummitt and B. Ertter 1998-5-6 19781 Contra Costa Mt. Diablo, NW side, path to Mitchell's Rock 300 Comment
  UC691765  Madia gracilis Mary L. Bowerman 1931-4-25 754 Contra Costa two mi by road from west entrance = North Gate; Mount Diablo Comment
  UC691766  Madia gracilis Mary L. Bowerman 1935-5-22 3052 Contra Costa saddle w Twin Peaks (Eagle Point ridge); Mount Diablo Comment
  UC697160  Madia gracilis Mary L. Bowerman 1933-5-8 2018 Contra Costa near crest Fossil Ridge (on n side by side road); Mount Diablo Comment
  CAS-BOT-BC206242  Malacothamnus fasciculatus H. M. Hall; F. M. Essig 1916-5-30 10131 Contra Costa Mt. Diablo, on the westerly side north of Pine Canyon 290 Comment
  GH420462  Malacothamnus fasciculatus L. S. Rose 1941-5-15 41228 Unknown Mt. Diablo, w. slope 274 Comment
  CAS-BOT-BC8183  Malacothamnus fasciculatus subsp. fasciculatus Harvey Monroe Hall; F. M. Essig 1916-5-30 10131 Contra Costa Mt. Diablo on the westerly side north of Pine Canyon 290 Comment
  UC692618  Malacothamnus fremontii Mary L. Bowerman 1938-6-30 3696 Contra Costa below Blue Oak Flat; Mount Diablo 762 Comment
  UC697144  Malacothamnus fremontii Mary L. Bowerman 1932-9-24 1590 Contra Costa Ridge running west from Twin Peaks Mount Diablo 335 Comment
  UC697188  Malacothamnus fremontii Mary L. Bowerman 1932-9-24 1590 Contra Costa Ridge running west from Twin Peaks 335 Comment
  CAS-BOT-BC204091  Malacothamnus hallii Mary L. Bowerman 1933-6-3 2223 Contra Costa Mount Diablo. Two miles by road from North Entrance Comment
  JEPS99489  Malacothamnus hallii Mary Bowerman 1995-6-4 Contra Costa Mount Diablo, North Gate Rd. Comment
  POM301021  Malacothamnus hallii Mary L. Bowerman 1933-6-3 2223 Contra Costa 2 miles by road from North Gate Comment
  RSA262369  Malacothamnus hallii Don C. Elfving 1964-4-26 62 Contra Costa North Gate Road, 3 miles from base of Mt. Diablo Comment
  UC311568 Image available Malacothamnus hallii H. M. Hall and F. M. Essig 1916-5-30 10131 Contra Costa w side n Pine Canyon; Mt. Diablo; Mt. Diablo, Contra Costa Co. Comment
  UC692676  Malacothamnus hallii Mary L. Bowerman 1933-6-3 2223 Contra Costa 2 mi by road from North Gate; Mount Diablo Comment
  UC692693  Malacothamnus hallii Mary L. Bowerman 1932-9-24 1590 Contra Costa Ridge running w from Twin Peak; Mount Diablo 335 Comment
  UC691435  Malacothrix clevelandii Mary L. Bowerman 1932-4-16 1337 Contra Costa s 1682 point (Eagle Point Ridge, Mount Diablo); Mount Diablo 502 Comment
  CAS-BOT-BC347389  Malacothrix floccifera R. Bacigalupi 1927-5-13 1573 Contra Costa Summit Mt. Diablo Comment
  UC1795010  Malacothrix floccifera R. K. Brummitt, J. Strother and B. Baldwin 1997-5-27 19608 Contra Costa Mount Diablo, W side, Murchio Gap 800 Comment
  UC691449  Malacothrix floccifera Mary L. Bowerman 1935-6-1 3105 Contra Costa e of Mitchell-Pine divide (second small ridge, bottom of s face); Mount Diablo 975 Comment
  UCD134393  Malacothrix floccifera P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC692622  Malva nicaeensis Mary L. Bowerman 1938-5-25 3631 Contra Costa Mount Diablo, North Road at Arroyo del Cerro (place where bank joins first bottom 7 ft from stream) Arroyo del Cerro; Mount Diablo, Arroyo del Cerro 1097 Comment
  UC1795778  Malva parviflora Barbara Ertter, Mary Bowerman 1995-6-11 14248 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present). 91 Comment
  CAS-BOT-BC5566  Malvastrum hallii Adolph Daniel Edward Elmer 1903-5-1 4395 Contra Costa Mount Diablo Comment
  NY221825  Malvastrum hallii H. M. Hall 1916-5-30 10131 Contra Costa Mt. Diablo, on westerly side north of Pine Canyon, Upper Sonoran Zone 275 Comment
  UC692642  Marah fabacea Mary L. Bowerman 1931-4-4 634 Contra Costa 2 mi by road North Gate; Mount Diablo 228 Comment
  UC691473  Marrubium vulgare Mary L. Bowerman 1933-8-2 2390 Contra Costa edge of Sheep Camp Spring (by west road) Mount Diablo; , edge of Sheep Camp Spring Comment
  UC697138  Matricaria discoidea Mary L. Bowerman 1931-4-4 653 Contra Costa 4.5 mi from Mount Diablo entrance (west road); Mount Diablo Comment
  UC2036958 Image available Meconella californica Mary L. Bowerman 1946-3-10 4084 Contra Costa Northerly face of Shell Ridge. East of Brown's house (where [m.c.?] lived). Comment
  UC692277  Medicago polymorpha Mary L. Bowerman 1930-6-5 247 a Contra Costa west road (= North Road) 5.8 mi from entrance; Mount Diablo 457 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
  UC692279  Medicago polymorpha Mary L. Bowerman 1931-4-11 703 Contra Costa Pine Canyon Mount Diablo (level grassy area toward mouth) Comment
  UCD86382  Melica bulbosa M. Wiesendanger 1926-6-1 1530 Contra Costa Mt. Diablo. Comment
  CAS-BOT-BC271216  Melica californica L. R. Abrams 1921-5-25 8065 Contra Costa On road to summit, Mt. Diablo Comment
  CAS-BOT-BC271220  Melica californica Mary L. Bowerman 1935-5-8 2975 Contra Costa Knoll on spur south of Pioneer Camp, Mount Diablo 762 Comment
  CAS-BOT-BC271222  Melica californica Mary L. Bowerman 1932-4-16 1349 Contra Costa Eagle Point, Mount Diablo Comment
  CAS-BOT-BC271223  Melica californica Mary L. Bowerman 1935-4-17 2829 Contra Costa North Road 2 miles from North Gate, Mount Diablo 237 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
  JEPS99555  Melica californica Mary Bowerman 1991-5-21 Contra Costa Mount Diablo, Jim White Trail [Deer Flat Rd.]. South side of Juniper-Moses Rock Trail near Deer Flat junction. Comment
  POM300624  Melica californica Mary L. Bowerman 1935-5-25 3070 Contra Costa Meridian Peak south of the summit (east of the hairpin turn on road). Mount Diablo. 1067 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
  POM300626  Melica californica Mary L. Bowerman 1935-4-22 2883 Contra Costa Ridge west of Pioneer Road (west of Stage Road). East face of ridge; Mount Diablo. 854 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
  SEINET3383301 Image available Melica californica Mary Bowerman 1991-5-21 Contra Costa Mount Diablo. Jim White Trail(Deer Flat Rd) South side of Juniper Moses Rock Trail near Deer Flat junction Comment
  UC1132245  Melica californica C. M. Belshaw 1936-5-8 2051 Contra Costa 1.75 mi sse Mt. Diablo summit; Mt. Diablo Quad. 609 Comment
  UC188878  Melica californica Harley P. Chandler 1901-4-5 965 Contra Costa between Pine Canyon and Mt. Diablo Summit; Mt. Diablo Region Comment
  UC692462  Melica californica Mary L. Bowerman 1935-4-17 2829 Contra Costa 2 mi from Mount Diablo West Road (North Rd) entrance (North Gate) (just w of chaparral); Mount Diablo 237 Comment
  UC692465  Melica californica Mary L. Bowerman 1935-5-1 2941 Contra Costa 4.4 mi from Mount Diablo West Road (North Rd) entrance (North Gate); Mount Diablo 396 Comment
  UC692467  Melica californica Mary L. Bowerman 1935-4-22 2883 Contra Costa ridge w Pioneer Road (w of Stage Road) (e-face of ridge); Mount Diablo 853 Comment
  UC692468  Melica californica Mary L. Bowerman 1933-5-8 2029 Contra Costa n of Rock City (Mount Diablo); Mount Diablo Comment
  UC692469  Melica californica Mary L. Bowerman 1932-4-16 1349 Contra Costa Eagle Point Mt Diablo (Mt Diablo) Comment
  CAS-BOT-BC281434  Melica imperfecta Virginia E. Long 1933-6-14 221 a Contra Costa Mt Diablo. On slope SE-E along first W fork from Curry Creek trail 335 Comment
  POM300621  Melica imperfecta Mary L. Bowerman 1935-5-3 2956 Contra Costa Fossil Ridge: Hillside below the Jungle of the Garden Gods. Mount Diablo. 457 Comment
  UC1784152  Melica imperfecta Virginia E. Long 1933-6-14 221 a Contra Costa Mount Diablo, on slope SE-E, along first west fork from Curry Creek trail Comment
  UC585495  Melica imperfecta Virginia E. Long 1933-6-14 221 a Contra Costa sse along first w fork Curry Creek trail; Mt. Diablo Comment
  UC692463  Melica imperfecta Mary L. Bowerman 1935-5-3 2956 Contra Costa hillside below Jungle of the Garden Gods (Fossil Ridge (Rock City Ridge)); Mount Diablo, Fossil Ridge (Rock City Ridge) 457 Comment
  UCD87871  Melica imperfecta P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  CAS-BOT-BC262507  Melica torreyana Mary L. Bowerman 1933-5-9 2050 Contra Costa Mount Diablo. Mountain House Canyon 670 Comment
  CAS-BOT-BC262510  Melica torreyana Mary L. Bowerman 1935-5-25 3071 Contra Costa Mount Diablo. Meridian Peak south of the summit (east of the hairpin turn on road) 1066 Comment
  ECON360456  Melica torreyana C. F. Baker 1903-4-28 2815 Unknown Mitchells' Canon, Mt. Diablo Comment
  GH360454  Melica torreyana C. F. Baker 1903-4-28 2815 Unknown Mitchells' Canon, Mt. Diablo Comment
  JEPS75104  Melica torreyana W. L. Jepson 1918-6-5 7600 Contra Costa Donner Canyon; Mt. Diablo 533 Comment
  JEPS99593  Melica torreyana Mary Bowerman 1994-4-17 Contra Costa Mount Diablo, Donner Canyon by fire road near junction 1st trail to Back Canyon. Comment
  POM204767  Melica torreyana C. F. Baker 1903-4-28 2815 Contra Costa Mitchell's Canyon, Mt. Diablo. Comment
  UC188902  Melica torreyana Harley P. Chandler 1901-4-5 966 Contra Costa between Pine Canyon and Mt. Diablo Summit; Mt. Diablo Region Comment
  UC691167  Melica torreyana Mary L. Bowerman 1935-5-8 2972 Contra Costa Muir Area 1036 Comment
  UC691175  Melica torreyana Mary L. Bowerman 1935-5-22 3044 Contra Costa canyon at n end which heads into saddle w of Twin Peaks Eagle Pt Ridge; Mt. Diablo 350 Comment
  JEPS99542  Melilotus indicus Mary L. Bowerman 1995-6-4 Contra Costa Mount Diablo, North Gate Rd. Comment
  UC692280  Melilotus indicus Mary L. Bowerman 1931-4-4 637 Contra Costa 2 mi by road from west entrance (= North Gate); Mount Diablo Comment
  JEPS102899  Mentha spicata Barbara Ertter with Mary Bowerman 1996-11-21 15394 Contra Costa downstream from Mitchell Canyon trailhead Mount Diablo 182 Comment
  RSA0033935  Mentha spicata var. spicata Barbara Ertter, Mary L. Bowerman 1996-11-1 15394 Contra Costa North base of Mount Diablo, downstream from Mitchell Canyon parking lot. Comment
  UCD117222  Mentzelia dispersa P. B. Kennedy 1916-5-21 s.n. Contra Costa between Diablo and summit. Comment
  UC692627  Mentzelia micrantha Mary L. Bowerman 1934-4-21 2534 Contra Costa Muir Area Mount Diablo Comment
  UC697192  Mentzelia micrantha Mary L. Bowerman 1933-5-2 Contra Costa Below Pioneer Camp (and slightly east); Mount Diablo 762 Comment
  HSC101958  Micranthes californica Nikolaus Gillen, Michelle Bihler 2014-3-20 10 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  UC1795021  Micropus californicus R. K. Brummitt and B. Ertter 1998-5-6 19782 Contra Costa Mt. Diablo, NW side, path to Mitchell's Rock 300 Comment
  UC691827  Micropus californicus var. californicus Mary L. Bowerman 1932-4-16 1335 Contra Costa near w branch Donner Canyon; Mount Diablo 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
  JEPS36178  Microseris douglasii subsp. douglasii W. L. Jepson 1918-6-3 7591 Contra Costa Donner Canyon Mt. Diablo Comment
  UC1070040  Microseris douglasii subsp. douglasii C. M. Belshaw 1936-5-11 2094 Contra Costa 2 mi ene Danville; Mt. Diablo Quad. 243 Comment
  UC691433  Microseris douglasii subsp. douglasii Mary L. Bowerman 1931-4-11 697 Contra Costa toward mouth of Pine Canyon; Mount Diablo Comment
  UC691459  Microseris douglasii subsp. douglasii Mary L. Bowerman 1931-4-4 638 Contra Costa 2 mi by road from North Gate (west entrance); Mount Diablo Comment
  UC691460  Microseris douglasii subsp. douglasii Mary L. Bowerman 1931-4-11 690 Contra Costa Pine Canyon Mount Diablo 121 Comment
  UC691463  Microseris douglasii subsp. douglasii Mary L. Bowerman 1931-4-11 698 Contra Costa toward mouth of Pine Canyon; Mount Diablo Comment
  UC691464  Microseris douglasii subsp. douglasii Mary L. Bowerman 1933-5-4 1991 Contra Costa Fossil Ridge crest Mount 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
  CAS-BOT-BC349093  Microseris douglasii subsp. tenella Mary L. Bowerman 1933-4-15 1847 Contra Costa Mount Diablo. Canyon south of Arroyo del Cerro Comment
  UC697216  Microseris douglasii subsp. tenella Mary L. Bowerman 1933-4-15 1847 Contra Costa canyon s Arroyo del Cerro; Mount Diablo Comment
  UC691432  Microseris elegans Mary L. Bowerman 1933-3-25 1763 Contra Costa (Diablo Stock Farm) (Stone Valley) Canyon Mount Diablo Comment
  JEPS36177  Microseris sylvatica W. L. Jepson 1918-6-3 7590 Contra Costa Donner Canyon Mt. Diablo 304 Comment
  UC691442  Microseris sylvatica Mary L. Bowerman 1931-5-2 790 Contra Costa foot of Eagle Point ridge Mount Diablo Comment
  UC691443  Microseris sylvatica Mary L. Bowerman 1935-5-22 3053 Contra Costa canyon at n end Eagle Point ridge (which heads into saddle w of Twin Peaks, near head of canyon); Mount Diablo Comment
  JEPS10227  Mimulus aurantiacus var. aurantiacus W. L. Jepson 1918-6-5 7605 Contra Costa Donner Canyon Mt. Diablo Comment
  UC691496  Mimulus aurantiacus var. aurantiacus Mary L. Bowerman 1930-6-5 253 Contra Costa 5.8 mi from entrance West road (=North Road); Mount Diablo 457 Comment
  JEPS10570  Mimulus douglasii Mary L. Bowerman 1935-4-26 2906 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC691649  Mimulus douglasii Mary L. Bowerman 1935-4-26 2906 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1005 Comment
  UC691503  Mimulus grandis Mary L. Bowerman 1935-4-22 2880 Contra Costa 2 mi from West road (= North Rd.) entrance; Mount Diablo Comment
  UC691504  Mimulus grandis Mary L. Bowerman 1933-5-2 1964 Contra Costa below and w Pioneer Camp; Mount Diablo Comment
  UC691762  Mimulus grandis Mary L. Bowerman 1930-6-10 294 Contra Costa Mineral Spring (North Road) Mount Diablo Comment
  UC691739  Mimulus nasutus Mary L. Bowerman 1931-4-18 724 Contra Costa at junction of e and ne forks Sycamore Canyon; Mount Diablo 396 Comment
  UC691740  Mimulus nasutus Mary L. Bowerman 1933-4-9 1834 Contra Costa w fork Dannor Canyon; Mount Diablo 243 Comment
  JEPS2966  Mimulus rattanii Mary L. Bowerman 1933-5-31 2222 Contra Costa Juniper Camp Mount Diablo Comment
  UC691564  Mimulus rattanii Mary L. Bowerman 1933-6-3 2246 Contra Costa summit Meridian Peak (ridge n of lower junction of one-way roads); Mount Diablo Comment
  UC691620  Mimulus rattanii Mary L. Bowerman 1935-6-1 3111 Contra Costa largest ridge between Ransom Point ridge and Mitchell-Pine divide; Mount Diablo 1082 Comment
  UC691650  Mimulus rattanii Mary L. Bowerman 1933-5-31 2222 Contra Costa Juniper Camp Mount Diablo Comment
  CAS-BOT-BC388585  Minuartia douglasii L. R. Abrams 1921-5-25 8026 Contra Costa Summit, Mt Diablo Comment
  CHSC22998  Minuartia douglasii Robert A. Schlising 1962-4-26 2187 Contra Costa Coast Ranges. Mount Diablo, at Juniper Campground. Comment
  UC692295  Minuartia douglasii Mary L. Bowerman 1931-4-4 661 Contra Costa Turtle Rock Mount Diablo 447 Comment
  UC692296  Minuartia douglasii Mary L. Bowerman 1935-4-22 2889 Contra Costa ridge w Pioneer Road (west of Old Stage Road); Mount Diablo Comment
  UC692297  Minuartia douglasii Mary L. Bowerman 1935-4-17 2825 Contra Costa West Road (= North Rd.) 2 mi from entrance; Mount Diablo 237 Comment
  UC692657  Minuartia douglasii Mary L. Bowerman 1930-6-14 324 Contra Costa Mount Diablo; summit, nw exposure Comment
  CAS-BOT-BC221679  Monardella douglasii John Thomas Howell 1942-7-19 17049 Contra Costa NE. of Deer Flat, Mt. Diablo Comment
  GH400551  Monardella douglasii J. T. Howell 1942-7-19 17049 Unknown northeast of Deer Flat, Mt. Diablo Comment
  UC691412  Monardella douglasii Mary L. Bowerman 1930-6-22 369 Contra Costa Mitchell Canyon Trail, above main canyon Mount Diablo Comment
  UC691414  Monardella douglasii Mary L. Bowerman 1935-6-1 3106 Contra Costa second small ridge e Mitchell-Pine divide (bottom of s face); Mount Diablo 975 Comment
  CAS-BOT-BC220514  Monardella villosa L. R. Abrams 1916-6-30 5707 Contra Costa Mt Diablo near lake Comment
  UCD125303  Monardella villosa P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS62399  Monardella villosa subsp. villosa Mary L. Bowerman 1930-6-18 339 Contra Costa Rock City Canyon Mount Diablo Comment
  UC691415  Monardella villosa subsp. villosa Mary L. Bowerman 1930-6-18 339 Contra Costa Dan Cook canyon Mount Diablo Comment
  CAS-BOT-BC327803  Monolopia gracilens Mary L. Bowerman 1933-5-9 2057 Contra Costa Mt. Diablo, Muir Area, SW slope E of the rocks. Comment
  CAS-BOT-BC327804  Monolopia gracilens Mary L. Bowerman 1935-5-8 2973 Contra Costa Mt. Diablo, Muir Area, 1036 Comment
  JEPS99497  Monolopia gracilens Mary Bowerman 1979-5-2 Contra Costa Mount Diablo, Old Mines Trail, Back Canyon. Comment
  UC691681  Monolopia gracilens Mary L. Bowerman 1932-4-16 1339 Contra Costa Eagle Point ridge s 1682 point; Mount Diablo Comment
  UC691683  Monolopia gracilens Mary L. Bowerman 1933-5-2 1946 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC697149  Monolopia gracilens Mary L. Bowerman 1935-5-8 2973 Contra Costa Muir Area Mount Diablo 1005 Comment
  UC697150  Monolopia gracilens Mary L. Bowerman 1933-5-9 2057 Contra Costa Muir area Mount Diablo (sw slope e of the rocks) Comment
  UC691658  Monolopia major Mary L. Bowerman 1933-4-15 1862 Contra Costa second ridge s Arroyo del Cerro (w of outcrop); Mount Diablo 396 Comment
  CAS-BOT-BC444825  Montia fontana Mary L. Bowerman 1939-3-31 3736 Contra Costa Mount Diablo. Spring in bend of road to Barbecue Terrace (off South Road) Comment
  CAS-BOT-BC444826  Montia fontana Mary L. Bowerman 1939-3-31 3736 Contra Costa Mount Diablo. Spring in bend of road to Barbecue Terrace (off South Road) Comment
  UC692019  Montia fontana Mary L. Bowerman 1939-3-31 3736 Contra Costa Spring in bend of road to Barbecue Terrace ((off South Road), Mount Diablo); Mount Diablo Comment
  POM166792  Myrica californica Jos. Burtt Davy 1898-3-24 4176 Contra Costa [Unspecified] 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
  JEPS102918  Narcissus tazetta Barbara Ertter 1998-1-25 15910 Contra Costa so of Donner Canyon trailhead (Back Canyon Rd.); Mount Diablo Comment
  JEPS97506  Nassella cernua Stephen W. Edwards 1999-5-24 Contra Costa Long Ridge, Mount Diablo State Park Comment
  CAS-BOT-BC259902  Nassella lepida Mary L. Bowerman 1938-6-30 3701 Contra Costa Mount Diablo. Blue Oak Flat 822 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-BC259904  Nassella lepida Mary L. Bowerman 1935-5-22 3060 Contra Costa Mount Diablo. Saddle W of Twin Peaks (Eagle Point Ridge) 441 Comment
  UC691272  Nassella lepida Mary L. Bowerman 1935-5-8 2976 Contra Costa spur below Pioneer Camp; Mount Diablo 731 Comment
  UC692291  Nassella lepida Mary L. Bowerman 1935-5-22 3060 Contra Costa saddle w Twin Peaks (Eagle POint Ridge); Mount Diablo 441 Comment
  UC697123  Nassella lepida Mary L. Bowerman 1935-5-1 2936 Contra Costa North Road 2 mi from North Gate (se exp.); Mount Diablo 182 Comment
  UCD87883  Nassella lepida P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and summit. Comment
  CAS-BOT-BC260128  Nassella pulchra Mary L. Bowerman 1935-4-26 2902 Contra Costa Mount Diablo. W of Indian Ceremonial Spring 1021 Comment
  POM295472  Nassella pulchra Lyman Benson 1935-3-16 6285 Contra Costa Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo. 305 Comment
  UC60149  Nassella pulchra unknown Alameda Livermore Pass Region of Mount Diablo Comment
  UC691268  Nassella pulchra Mary L. Bowerman 1935-4-17 2830 Contra Costa West road (= North Rd) 2 mi from entrance (se exposure); Mount Diablo 237 Comment
  UC691269  Nassella pulchra Mary L. Bowerman 1933-5-8 2030 Contra Costa n Rock City (s-facing slope); Mount Diablo Comment
  UC692412  Nassella pulchra M. L. Bowerman 1935-4-26 2902 Contra Costa Indian Ceremonial Spring, W of Mount Diablo 1021 Comment
  UC703025  Navarretia mellita John Thomas Howell 1942-7-19 17045 Contra Costa ne of Deer Flat; Mt. Diablo Comment
  UC2042983  Navarretia pubescens Barbara Ertter with Dan Norris 1998-6-18 16216 Contra Costa Rock City area on south side of Mount Diablo, trail to Artist Point Comment
  UC691612  Navarretia pubescens Mary L. Bowerman 1930-6-10 298 Contra Costa Oak Knoll Picnic Grounds Mount Diablo Comment
  UC691643  Navarretia pubescens Mary L. Bowerman 1930-6-5 259 Contra Costa 5.8 mi from West Road (= North Rd) entrance; Mount Diablo 457 Comment
  UC691764  Navarretia pubescens Mary L. Bowerman 1932-11-19 1652 Contra Costa Pioneer Camp Mount Diablo 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
  JEPS3210  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-5 2190 Contra Costa above Deer Flat (near head of Mitchell Canyon, nw slope of Mount Diablo); nw slope Mount Diablo, nr head Mitchell Canyon 670 Comment
  UC1021937  Nemophila heterophylla Rolf Y. Berg 1955-4-3 Contra Costa Laurel Dell Camp Mt. Diablo State Park; , Laurel Dell Camp Comment
  UC1377695  Nemophila heterophylla W. J. Dress 1951-2-24 3021 Contra Costa ca 1 mi nw of n gate Mt. Diablo State Park; nw of north gate Mt. Diablo State Park Comment
  UC517550  Nemophila heterophylla John Thomas Howell 1926-3-7 1659 Contra Costa Mt. Diablo near toll gate Mt. Diablo Comment
  UC606926  Nemophila heterophylla L. Constance, J. L. Morrison 1938-5-5 2190 Contra Costa above Deer Flat (near head of Mitchell Canyon, nw slope of Mount Diablo); nw slope Mount Diablo, nr head Mitchell Canyon 670 Comment
  UC67124  Nemophila heterophylla Harley P. Chandler 1901-4-5 949 Contra Costa Pine Canyon , Pine Canyon (Mt. Diablo) Comment
  UC67125  Nemophila heterophylla Harley P. Chandler 1901-4-5 948 Contra Costa Pine Canyon , Pine Canyon (Mt. Diablo) Comment
  UC691705  Nemophila heterophylla Mary L. Bowerman 1933-4-9 1838 Contra Costa w fork , Donner Canyon, w fork (Donner Canyon; Mount Diablo) 243 Comment
  JEPS3131  Nemophila menziesii Mary L. Bowerman 1931-3-8 557 Contra Costa w bank Mitchell Canyon, Mount Diablo Mount Diablo, Mitchell Canyon 304 Comment
  UC1069193  Nemophila menziesii R. C. Wilson 1935-3-13 124 Contra Costa 1 1/2 mi se Wall Pt.; Mt. Diablo Quad., se of Wall Pt. Comment
  JEPS1934  Nemophila pedunculata Mary L. Bowerman 1932-3-27 1139 Contra Costa below Mitchell Rock (Mount Diablo); , below Mitchell Rock Comment
  UC691708  Nemophila pedunculata Mary L. Bowerman 1932-3-27 1139 Contra Costa below Mitchell Rock (Mount Diablo); , below Mitchell Rock Comment
  UC691710  Nemophila pedunculata Mary L. Bowerman 1935-3-16 2731 Contra Costa Arroyo del Cerro Mount Diablo, Arroyo del Cerro (e fork, Mount Diablo) 228 Comment
  UC691711  Nemophila pedunculata Mary L. Bowerman 1933-4-9 1831 Contra Costa Donner Canyon Mount Diablo, , w fork (w fork, Mount Diablo) 243 Comment
  CDA22540  Nicotiana acuminata var. multiflora Slattergren 2008-7-22 PDR# 1373540 Contra Costa Walnut Creek, 1575 North Gate Rd. 0 Comment
  POM300990  Nicotiana bigelovii Mary L. Bowerman 1936-6-20 3416 Contra Costa Ridge west of Mount Zion, west side. 213 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
  RSA0027889  Nicotiana quadrivalvis Barbara Ertter, David Gowen 2010-11-17 20698 Contra Costa Mangini acquisition (Save Mount Diablo) between Lime Ridge and Mount Zion. 200 Comment
  UC1952820  Nicotiana quadrivalvis Barbara Ertter with David Gowen 2010-11-17 20698 Contra Costa Mangini acquisition (Save Mount Diablo) between Lime Ridgeand Mount Zion Comment
  UC691506  Nicotiana quadrivalvis Mary L. Bowerman 1936-6-20 3416 Contra Costa ridge w Mount Zion (w side of ridge, road bending up canyon to south); Mount Diablo 213 Comment
  UC691632  Nuttallanthus texanus Mary L. Bowerman 1938-6-2 3653 Contra Costa Mount Diablo, Dan Cook Canyon, 100 yards n of camp (C.C.C.) Dan Cook Canyon; Mount Diablo, Dan Cook Canyon Comment
  UC691645  Nuttallanthus texanus Mary L. Bowerman 1932-4-16 1340 a Contra Costa Eagle Point ridge just s of Twin Peaks (Mount Diablo); , Eagle Point 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
  UC691109  Oemleria cerasiformis Mary L. Bowerman 1931-2-8 502 Contra Costa 4.5 mi from Mount Diablo west entrance (Mineral Spring); Mount Diablo Comment
  UC692444  Oenothera elata subsp. hookeri Mary L. Bowerman 1930-6-28 397 Contra Costa Lower Silver Spring Mount Diablo Comment
  JEPS122909  Orobanche bulbosa Adam C. Schneider 2015-5-22 936 Contra Costa Eagle Peak Trail of Mt. Diablo State Park. Comment
  UC691753  Orobanche bulbosa Mary L. Bowerman 1938-6-24 3694 Contra Costa Pioneer Road junction 853 Comment
  JEPS10811  Orobanche fasciculata Mary L. Bowerman 1935-5-22 3056 Contra Costa Saddle west of Twin Peaks. Comment
  JEPS127839  Orobanche fasciculata Adam C. Schneider 2014-5-15 468 Contra Costa Mt. Diablo State Park. Along summit road, just below Juniper Campground. Comment
  JEPS127850  Orobanche fasciculata Adam C. Schneider 2014-5-15 553 Contra Costa Mt. Diablo State Park. Above Murchio Gap on Bald Ridge Trail Comment
  UC691744  Orobanche fasciculata Mary L. Bowerman 1935-5-22 3056 Contra Costa Saddle west of Twin Peaks Comment
  JEPS102913  Orobanche pinorum Christopher Thayer 1995-6-27 Contra Costa Mount Diablo State Park, below Prospectors Gap along trail to Murchio Gap Comment
  JEPS10840  Orobanche uniflora subsp. occidentalis Mary L. Bowerman 1935-4-22 2895 Contra Costa Ridge west of Pioneer Road (west of Old Stage Road); Grassy hillside with northwest exposure. Comment
  UC691748  Orobanche uniflora subsp. occidentalis Mary L. Bowerman 1935-4-22 2895 Contra Costa Ridge west of Pioneer Road (west of Old State Road); Grassy hillside with northwest exposure. Comment
  JEPS99528  Orobanche vallicola Mary L. Bowerman 1977-6-11 Contra Costa Mount Diablo, Pine Canyon, Castle Rock Park (rest unclear). Comment
  UC691788  Osmorhiza brachypoda Mary L. Bowerman 1935-6-15 3129 Contra Costa grassy ridge running n from Mitchell-Pine divide at 3100 foot level; Mount Diablo 868 Comment
  UC2028447  Panicum capillare Barbara Ertter with Chris Thayer 1996-10-25 15379 Contra Costa West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring Comment
  UCR263529  Panicum capillare Barbara Ertter, Lisa M. Schultheis 1996-9-2 15283 Contra Costa South Gate Road, south side of Mount Diablo, not far inside park entrance near base of mountain 500 Comment
  UC2028445  Panicum dichotomiflorum Barbara Ertter with Chris Thayer 1996-10-25 15377 Contra Costa West side of Mount Diablo, North Gate Road 3 road miles below junction, near Mineral Spring Comment
  JEPS103101  Papaver californicum Mary L. Bowerman 1978-5-14 Contra Costa E face of Eagle Peak, ravine toward Twin Peaks from Back Creek Mount Diablo Comment
  JEPS77535  Papaver californicum Margaret Ely 1978-5-3 Contra Costa w of Donner Canyon (toward Twin Peaks from Back Creek, n side of Mount Diablo); Mount Diablo 304 Comment
  HSC94231  Papaver heterophyllum C. Newberry 1994-4-30 7247 Contra Costa Mt. Diablo State Park, trail from Mitchell Canyon parking to Donner Creek 900 Comment
  UC692353  Parvisedum pentandrum J. T. Howell 16970 Contra Costa ne of Deer Flat (Mount Diablo); Mount Diablo 609 Comment
  UC2028558  Paspalum distichum Barbara Ertter with Chris Thayer 1996-10-25 15366 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park. Comment
  UC2028559  Paspalum distichum Barbara Ertter with Chris Thayer 1996-10-25 15366 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothill Regional Park. Comment
  JEPS68227  Pectocarya pusilla Mary L. Bowerman 1933-5-8 2019 Contra Costa near crest (n side, by rd to camp ground); Rock City Ridge Comment
  UC691634  Pectocarya pusilla Mary L. Bowerman 1933-5-8 2019 Contra Costa near crest Rock City Ridge (n side by rd to camp ground); Fossil Ridge Comment
  CHSC28128  Pedicularis densiflora R. A. Emmrich 1975-3-14 97 Contra Costa Ca. 1/2 mi w of Ranger Station no. 2 and 10 yds n of Diablo Rd., Mount Diablo State Park. 1127 Comment
  HSC101963  Pedicularis densiflora Nikolaus Gillen, Michelle Bihler 2014-3-20 15 Contra Costa Mount Diablo State Park. Eagle Peak Trail. 649 Comment
  JEPS10367  Pedicularis densiflora W. L. Jepson 1918-6-3 7584 Contra Costa Donner Canyon; Mount Diablo 609 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
  UC691617  Pedicularis densiflora Mary L. Bowerman 1931-2-28 526 Contra Costa Mount Diablo, near s road just below junction Mount Diablo Comment
  UCD108147  Pediomelum californicum P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC692118  Pellaea andromedifolia Mary L. Bowerman 1930-8-24 428 Contra Costa lower trail Mitchell Canyon; Mt Diablo 259 Comment
  CAS-BOT-BC67559  Pellaea mucronata Mary L. Bowerman 1933-3-25 1774 Contra Costa Mount Diablo - ridge north of Emmons Canyon. 335 Comment
  UC1795797  Pellaea mucronata var. mucronata Barbara Ertter, Mary L. Bowerman 1994-6-19 12856 a Contra Costa Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north road, north of lower-summit parking lot, next to drainage on N. facing slope. Comment
  UC692119  Pellaea mucronata var. mucronata Mary L. Bowerman 1933-5-2 1956 Contra Costa below Pioneer Camp (just above upper edge of chaparral); Mt Diablo 762 Comment
  UC692120  Pellaea mucronata var. mucronata Mary L. Bowerman 1933-3-25 1774 Contra Costa ridge n of Emmons Canyon; Mt Diablo 335 Comment
  JEPS127735  Penstemon heterophyllus B. Keller, Valov, Debra 2009-8-17 UCBG 37 Contra Costa Mt. Diablo State Park. along Summit Rd, 14.96 km SE of the north gate entrance in the city of Walnut Creek and about 0.8 km E of Juniper Camp. Comment
  UCD124222  Penstemon heterophyllus P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS7555  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
  JEPS7568  Penstemon heterophyllus var. heterophyllus E. Ferguson 1919-1 Contra Costa Donner Canyon Mt. Diablo, Donner Canyon 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
  UC691801  Pentachaeta alsinoides Mary L. Bowerman 1931-4-11 687 Contra Costa Pine Canyon Mount Diablo 121 Comment
  UC691803  Pentachaeta alsinoides Mary L. Bowerman 1935-5-1 2938 Contra Costa west road 2 mi from entrance (across the creek); Mount Diablo 182 Comment
  UC697210  Pentachaeta exilis Mary L. Bowerman 1935-5-8 2981 Contra Costa first main ridge e Pioneer Camp; Mount Diablo 762 Comment
  UC697212  Pentachaeta exilis Mary L. Bowerman 1931-4-4 670 Contra Costa w Turtle Rock; Mount Diablo Comment
  UC1354307  Perideridia californica T. I. Chuang, L. R. Heckard and R. Bacigalupi 1968-4-27 6437 Contra Costa Deer Flat Mt. Diablo Comment
  UC691890  Perideridia kelloggii Mary L. Bowerman 1938-6-30 3698 Contra Costa Black Oak Flat Mount Diablo (dry streamlet n of chaparral) 762 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
  UC1390000  Perideridia oregana T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar 1965-7-23 6009 Contra Costa just below Live Oak Picnic Area; Mount Diablo 487 Comment
  UC1390001  Perideridia oregana T. I. Chuang, L. Constance, R. S. Mitchell, and S. Banwar 1965-7-23 6009 b Contra Costa just below Live Oak Picnic Area; Mount Diablo 487 Comment
  UC691809  Perideridia oregana Mary L. Bowerman 1936-8-8 3525 Contra Costa Emmons Canyon Mount Diablo (w fork) Comment
  UC691810  Perideridia oregana Mary L. Bowerman 1930-8-31 447 a Contra Costa Dan Cook Canyon Mount Diablo (open area at head (C.C.C. camp built there later)) Comment
  CHSC39484  Phacelia Tyler Williams 1984-4-18 20 Contra Costa Mt. Diablo. Upper site at Rocky Point Picnic Area on Summit Rd. in Mt. Diablo State Park. 670 Comment
  JEPS112707  Phacelia breweri Dean W. Taylor 1994-3-30 14114 Contra Costa Mt. Diablo (in Mt. Diablo State Park); Juniper Camp, on west slope of Moses Rock Ridge; along fire road that begins at NW end of campground, about 125 m NW of the gate 883 Comment
  JEPS1458  Phacelia breweri Mary L. Bowerman 1935-4-26 2898 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1021 Comment
  JEPS45555  Phacelia breweri A. R. Kruckeberg 1949-4-16 1739 Contra Costa Deer Flat trail ca 1/8 mi from Juniper Camp; Mount Diablo Comment
  POM59588  Phacelia breweri Verne Grant, Alva Grant 1950-5-13 8899 Contra Costa South slope of Meridian Peak at junction of road and North Peak Trail, Mt. Diablo. Comment
  SJSU11250  Phacelia breweri D. C. Bettencourt 1959-4-18 Contra Costa by South Rd to summit of Mt Diablo 609 Comment
  UC1795740  Phacelia breweri Barbara Ertter, Tom Delendick 1996-5-2 14611 Contra Costa Mount Diablo State Park, Deer Flat Road north of Juniper Camp, at cut through open live oak forest, northwest-facing slope. 853 Comment
  UC604429  Phacelia breweri H. L. Mason 1938-5-3 11750 Contra Costa trail between Juniper Camp and Deer Flat; Mount Diablo 990 Comment
  UC614672  Phacelia breweri L. Constance, J. L. Morrison 1938-4-5 2191 Contra Costa w slope of mt. near Deer Flat and head of Mitchell Canyon; South Coast Ranges, Mount Diablo 670 Comment
  UC691688  Phacelia breweri Mary L. Bowerman 1932-4-16 1341 Contra Costa Eagle Point Mount Diablo (n side) 670 Comment
  UC691689  Phacelia breweri Mary L. Bowerman 1935-4-26 2898 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1021 Comment
  UC691690  Phacelia breweri Mary L. Bowerman 1933-5-2 1953 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UCD120412  Phacelia distans P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS2350  Phacelia divaricata Mary L. Bowerman 1935-4-26 2897 Contra Costa w Indian Ceremonial Spring; Mount Diablo 1021 Comment
  UC691703  Phacelia divaricata Mary L. Bowerman 1935-4-26 2897 Contra Costa w Indian Ceremonial Spring (hillside); Mount Diablo 1021 Comment
  JEPS2156  Phacelia imbricata subsp. imbricata Mary L. Bowerman 1935-5-22 3046 Contra Costa canyon at n end of ridge which heads into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge 350 Comment
  UC691692  Phacelia imbricata subsp. imbricata Mary L. Bowerman 1935-5-22 3046 Contra Costa canyon at n end of ridge which heads into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge 350 Comment
  UC691693  Phacelia imbricata subsp. imbricata Mary L. Bowerman 1930-6-5 252 Contra Costa West rd 5.8 mi from entrance; Mount Diablo 457 Comment
  UC691696  Phacelia imbricata subsp. imbricata Mary L. Bowerman 1934-4-21 2543 Contra Costa knoll e Pioneer Camp; Mount Diablo 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
  UC691476  Phacelia nemoralis subsp. nemoralis Mary L. Bowerman 1934-4-21 2537 Contra Costa Muir Area Mount Diablo Comment
  CAS-BOT-BC154324  Phacelia phacelioides H. L. Mason 1938-5-3 11749 Contra Costa Trail between Juniper Camp and Deer Flat, Mount Diablo Comment
  CAS-BOT-BC154325  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Mount Diablo. Muir Area 1036 Comment
  CAS-BOT-BC154328  Phacelia phacelioides Lincoln Constance; Carl W. Sharsmith; Howard S. Reed 1940-4-27 2574 Contra Costa North of Juniper Camp, Mount Diablo 762 Comment
  CAS-BOT-BC154333  Phacelia phacelioides John Thomas Howell 1978-5-4 52870 Contra Costa Burned area in chaparral near summit, Mt. Diablo 1066 Comment
  CAS-BOT-BC154336  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Mount Diablo. Muir Area 1036 Comment
  GH401012  Phacelia phacelioides H. L. Mason 1938-5-3 11749 Unknown Trail between Juniper Camp and Deer Flat, Mount Diablo Comment
  JEPS1103  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Mount Diablo, Muir Area Mount Diablo; , Muir Area 1005 Comment
  POM118166  Phacelia phacelioides H. M. Hall, Essig 1916-5-31 10135 Contra Costa Mount Diablo 1140 Comment
  POM252665  Phacelia phacelioides H. L. Mason 1938-5-3 11749 Contra Costa Trail between Juniper Camp and Deer Flat, Mount Diablo. Comment
  POM300985  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Muir Area. 1006 Comment
  POM310991  Phacelia phacelioides Lincoln Constance, C. W. Sharsmith, H. S. Reed 1940-4-27 2574 Contra Costa North of Juniper Camp, Mount Diablo 762 Comment
  SFV3029  Phacelia phacelioides L. Constance, C. W. Sharsmith, H. S. Reed 1940-4-27 2574 Contra Costa North Coast Ranges Mount Diablo, north of Juniper Camp. 762 Comment
  UC198955  Phacelia phacelioides H. M. Hall and F. M. Essig 1916-5-31 10135 Contra Costa on embankments along a new road Mount Diablo 1140 Comment
  UC604428  Phacelia phacelioides H. L. Mason 1938-5-3 11749 Contra Costa trail between Juniper Camp and Deer Flat; Mount Diablo 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
  UC691330  Phacelia phacelioides Mary L. Bowerman 1933-5-2 1950 Contra Costa below Pioneer Camp; Mount Diablo 762 Comment
  UC691332  Phacelia phacelioides Mary L. Bowerman 1932-4-16 1343 Contra Costa Eagle Point Mount Diablo (n side) 670 Comment
  UC691579  Phacelia phacelioides Mary L. Bowerman 1935-5-8 2974 Contra Costa Muir Area Mount Diablo 1005 Comment
  JEPS99530  Phacelia rattanii Mary L. Bowerman 1978-5-21 Contra Costa Donner Canyon; ; Mount Diablo, Donner Canyon toward top of loop. Comment
  JEPS99583  Phacelia rattanii Mary Bowerman 1994-6-19 Contra Costa Mount Diablo, Muir aarea, 10'W of restroom Comment
  UC691717  Phacelia rattanii Mary L. Bowerman 1933-6-21 2331 a Contra Costa Donner Canyon Mount Diablo (by stream) Comment
  UC691700  Phacelia tanacetifolia Mary L. Bowerman 1936-4-23 3404 Contra Costa w Deer Flat trail (just w of section line); Mount Diablo, Deer Ridge (Mitchell-Pine divide) 838 Comment
  UC691701  Phacelia tanacetifolia Mary L. Bowerman 1931-4-19 738 Contra Costa ridge s Deer Flat (by rocks on crest of ridge); Mount Diablo 838 Comment
  JEPS99511  Phalaris aquatica Mary Bowerman 1994-6-4 Contra Costa Mount Diablo. Pine Canyon at E end of Castle Rock Park, perhaps just outside park. Comment
  RSA721532  Phalaris aquatica Mary L. Bowerman 1994-6-4 s.n. Contra Costa Mount Diablo; at E end of Castle Rock Park, perhaps just outside park. Comment
  UC1818956  Phalaris aquatica Barbara Ertter, Kristin Ertter 1995-7-11 14466 Contra Costa Pine Creek on west side of Mt. Diablo southwest of Walnut Creek. Trailhead at Castle Rock; dried grasslands. 121 Comment
  UC2028437  Phalaris aquatica Barbara Ertter with Chris Thayer 1996-10-25 15354 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  JEPS70601  Phalaris minor W. L. Jepson 1918-6-5 7595 Contra Costa Donner Canyon Mt. Diablo (Mt. Diablo); vicinity of San Francisco Bay, Mt. Diablo 228 Comment
  UC692384  Phalaris minor Mary L. Bowerman 1933-4-15 1849 Contra Costa canyon s Arroyo del Cerro, Mount Diablo (at edges of s-facing flat which slopes slightly adjacent to stream bed); Mount Diablo Comment
  UC697140  Phalaris minor Mary L. Bowerman 1934-4-21 2533 Contra Costa Muir Area Mount Diablo (on 1931 burn); , Muir Area Comment
  UCD89185  Phalaris minor P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  JEPS99588  Phalaris paradoxa Mary Bowerman 1995-7-2 Contra Costa Mount Diablo, foot [trail] from Back Canyon to Donner Canyon. Comment
  UC1818923  Phalaris paradoxa Barbara Ertter, Mary Bowerman 1995-6-11 14251 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present). 91 Comment
  UCD89404  Phalaris paradoxa P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UCD89405  Phalaris paradoxa P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC2028439  Phoenix Barbara Ertter with Chris Thayer 1996-10-25 15357 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  UC521716  Phoradendron villosum Joseph Andorfer Ewan 1933-10-15 8040 Contra Costa s.w. slope Mt. Diablo 1066 Comment
  UC608463  Phoradendron villosum Beryl O. Schreiber 1934-2-22 944 Contra Costa Mt. Diablo Rd. Comment
  CDA31164  Pickeringia montana D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .225 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  JEPS55997  Pickeringia montana L. R. Heckard and R. Bacigalupi 1968-6-27 Contra Costa n.e. Deer Flat (Bald Ridge, Mt. Diablo); Mt. Diablo, Bald Ridge 670 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
  JEPS65576  Pickeringia montana var. montana W. L. Jepson 1918-6-3 7574 Contra Costa Donner Canyon Mt. Diablo 533 Comment
  UC1129854  Pickeringia montana var. montana R. W. Lundh 1932-8-27 149 Contra Costa 1 1/2 mi w Cave Point; Mt. Diablo Quadrangle 487 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
  UC692284  Pickeringia montana var. montana Mary L. Bowerman 1933-6-7 2277 Contra Costa Inner Black Hills Mount Diablo (n exposure, w of 1970) Comment
  UC692692  Pickeringia montana var. montana Mary L. Bowerman 1931-5-2 793 Contra Costa Eagle Point Ridge Mount Diablo (n end) Comment
  JEPS47895  Pinus attenuata W. L. Jepson 1923-4-22 9876 Contra Costa Mt. Diablo Mt. Diablo (rocky ridge in chaparral) Comment
  UC692104  Pinus attenuata Mary L. Bowerman 1933-5-11 2080 Contra Costa Inner Black Hills , Mount Diablo (w end of chaparral n of crest) Comment
  CAS-BOT-BC78543  Pinus coulteri J. W. Congdon 1894-10-16 s.n. Contra Costa Mt. Diablo Comment
  JEPS46806  Pinus coulteri T. H. Goodspeed 1909-11-1 Contra Costa Mt. Diablo Comment
  JEPS46807  Pinus coulteri T. H. Goodspeed 1909-1-1 Contra Costa near Clayton (Mt. Diablo); Mt. Diablo Comment
  POM287316  Pinus coulteri Lyman Benson 1935-3-16 6280 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC1134074  Pinus coulteri R. W. Lundh 1932-9-7 162 Contra Costa 1 mi N of Eagle Point 228 Comment
  UC691927  Pinus coulteri Mary L. Bowerman 1931-3-8 565 Contra Costa above Mitchell Rock; Mount Diablo Comment
  UC691930  Pinus coulteri Mary L. Bowerman 1931-3-8 565 Contra Costa above Mitchell Rock; Mount Diablo Comment
  CDA28753  Pinus sabiniana S. M. Blank 2007-4-7 Z 16 /07 Contra Costa Sacramento Valley; Mount Diablo State Park, Summit Road. Comment
  JEPS46901  Pinus sabiniana W. L. Jepson 1907-4-27 2648 a Contra Costa saddle at e head Mitchell Canyon; Mt. Diablo, Mitchell Canyon Comment
  JEPS48209  Pinus sabiniana W. L. Jepson 1906-10-12 1750 Contra Costa Pine Canon Mt. Diablo, Pine Canon Comment
  POM300617  Pinus sabiniana Mary L. Bowerman 1933-5-10 2069 Contra Costa One hundred feet below the Muir area. Comment
  UC1134128  Pinus sabiniana R. C. Wilson 1935-2-27 116 A Contra Costa 2 mi s Clayton; Mt. Diablo Quad. 259 Comment
  UC1134136  Pinus sabiniana R. W. Lundh 1932-9-7 161 Contra Costa 1 mi n Eagle point; Mt. Diablo Quad. 228 Comment
  UC400311  Pinus sabiniana State Survey 1866-5-1 Contra Costa Monte del Diablo Comment
  UC521715  Pinus sabiniana Joseph Andorfer Ewan 1933-10-15 8039 Contra Costa on grassy open sw slope of Mt. Diablo Mt. Diablo 1066 Comment
  UC691920  Pinus sabiniana Mary L. Bowerman 1931-2-8 516 Contra Costa by roadside around bend from (below) Silver Spring Comment
  UC691928  Pinus sabiniana Mary L. Bowerman 1931-2-8 516 Contra Costa by roadside around bend from (below) Silver Spring; Mount Diablo Comment
  UC692100  Pinus sabiniana Mary L. Bowerman 1933-5-10 2070 Contra Costa 100 ft below Muir Area Comment
  UC85462  Pinus sabiniana unknown Contra Costa Mt. Diablo Comment
  UC691271  Piperia Mary L. Bowerman 1938-6-30 3700 Contra Costa Blue Oak Flat Mount Diablo 822 Comment
  UC691267  Piperia unalascensis Mary L. Bowerman 1931-5-2 789 Contra Costa n end Eagle Point ridge; Mount Diablo Comment
  UC1819070  Piptatherum miliaceum Barbara Ertter, Mary Bowerman, Lisa Schultheis 1995-3-31 13940 Contra Costa Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, on east side of stream not far from trail head. 182 Comment
  UC2028436  Piptatherum miliaceum Barbara Ertter with Chris Thayer 1996-10-25 15353 Contra Costa Northwest flank of Mount Diablo, Northgate Trail along Little Pine Creek between North Gate Road and Diablo Foothills Regional Park Comment
  JEPS60917  Plagiobothrys acanthocarpus Mary L. Bowerman 1933-3-25 1761 Contra Costa Diablo Stock Farm (Stone Valley) Canyon Mount Diablo (w fork) Comment
  UC691338  Plagiobothrys acanthocarpus Mary L. Bowerman 1933-3-25 1761 Contra Costa Diablo Stock Farm, Emmons Canyon, w fork Stone Valley Canyon Mount Diablo, Stone Valley Canyon, Emmons Canyon Comment
  UC1084390  Plagiobothrys bracteatus G. Thomas Robbins 1937-4-25 149 Contra Costa 2 mi e Alamo Comment
  UC691333  Plagiobothrys bracteatus Mary L. Bowerman 1931-4-4 665 Contra Costa margins of dried-up pond w Turtle Rock; Mount Diablo Comment
  JEPS116860  Plagiobothrys fulvus var. campestris David Gowen 2007-4-13 670 Contra Costa Diablo Foothills, west of the grassy field at Castle Rock Recreation Area. Comment
  JEPS99571  Plagiobothrys nothofulvus Mary Bowerman 1991-5-21 Contra Costa Mount Diablo, by Jim White Trail [Deer Flat Rd.] Comment
  UC1069046  Plagiobothrys nothofulvus R. C. Wilson 1935-3-29 161 Contra Costa 1/2 mi w Deer Flat; Mt. Diablo Quadrangle Comment
  UC1073381  Plagiobothrys nothofulvus George B. Rossbach 1955-3-20 465 Contra Costa sw base Mt. Diablo 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
  UC691397  Plagiobothrys nothofulvus Mary L. Bowerman 1935-4-12 2820 Contra Costa west (= North Rd.) Road 2 mi from entrance Mount Diablo 259 Comment
  UC691404  Plagiobothrys nothofulvus Mary L. Bowerman 1931-4-4 630 Contra Costa 2 mi from Mount Diablo west road (= North Rd.) entrance; Mount Diablo 259 Comment
  UC691336  Plagiobothrys tenellus Mary L. Bowerman 1933-5-8 2033 Contra Costa flat n Rock City Camp; Mount Diablo Comment
  UC691529  Plantago erecta Mary L. Bowerman 1931-3-21 599 Contra Costa e end Fossil Ridge (just above the creek); Mount Diablo Comment
  UC691531  Plantago erecta Mary L. Bowerman 1933-4-15 1848 Contra Costa s of Arroyo del Cerro; Mount Diablo Comment
  UC691746  Plantago erecta Mary L. Bowerman 1930-6-18 336 Contra Costa upper end Rock City Canyon Mount Diablo, Rock City Canyon Comment
  UC1818866  Plantago lanceolata Barbara Ertter, Kristin Ertter 1995-7-11 14475 Contra Costa Sulfur Spring on Pine Cr, Diblo Foothill Regional Park, marshy wet ground. 121 Comment
  JEPS21710  Plantago major John Thomas Howell 1955-8-24 30898 Contra Costa near Diablo Country Club 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
  UC691530  Plantago major Mary L. Bowerman 1932-11-11 1642 Contra Costa Lower Moses Rock Spring Mount Diablo Comment
  UC692175  Platystemon californicus Mary L. Bowerman 1933-4-15 1868 Contra Costa canyon s Arroyo del Cerro, Mount Diablo (rocky knoll 250 ft below spring, Mount Diablo); Mount Diablo Comment
  UC692192  Platystemon californicus Mary L. Bowerman 1935-4-17 2828 Contra Costa 2 mi from entrance Mount Diablo North Rd; Mount Diablo 237 Comment
  JEPS5147  Plectritis ciliosa subsp. ciliosa Mary L. Bowerman 1933-4-9 1835 Contra Costa Mount Diablo, w fork of Donner Canyon Donner Canyon; Mount Diablo, Donner Canyon 243 Comment
  UC1818900  Plectritis ciliosa subsp. ciliosa Barbara Ertter, Mary Bowerman 1994-6-19 12854 a Contra Costa Mt. Diablo State Park east of Walnut Creek; scrub oak thicket north of road, north of lower summit parking lot, next to drainage on north facing slope. Comment
  UC691525  Plectritis ciliosa subsp. ciliosa Mary L. Bowerman 1933-4-9 1835 Contra Costa w fork of Donner Canyon, Mount Diablo Donner Canyon; Mount Diablo, Donner Canyon 243 Comment
  UC691526  Plectritis ciliosa subsp. ciliosa Mary L. Bowerman 1933-4-15 1853 Contra Costa Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo Comment
  UC76300  Plectritis ciliosa subsp. ciliosa Harley P. Chandler 1901-4-4 951 Contra Costa Mount Diablo, Pine Canyon Pine Canyon; Mount Diablo, Pine Canyon Comment
  UC691528  Plectritis ciliosa subsp. insignis Mary L. Bowerman 1931-3-8 558 Contra Costa above mouth of Mitchell Canyon (Mount Diablo); Mount Diablo 457 Comment
  UC691523  Plectritis macrocera Mary L. Bowerman 1933-4-15 1866 Contra Costa Canyon s of Arroyo del Cerro (Mount Diablo); Mount Diablo 411 Comment
  UC691191  Poa annua Mary L. Bowerman 1931-4-4 666 Contra Costa Pond w of Turtle Rock; Mt. Diablo Comment
  UC691192  Poa annua Mary L. Bowerman 1933-3-25 1764 Contra Costa off Stone Valley Emmons Canyon; Mt. Diablo Comment
  UC1818939  Poa bulbosa Barbara Ertter, Chris Thayer 1995-4-25 13986 Contra Costa Southeast side of Mt. Diablo northeast of Danville; shade of oak forest on Sycamore Creek near junction of path from Knobcone Point Rd. 396 Comment
  CAS-BOT-BC246643  Poa howellii Mary L. Bowerman 1933-5-22 2167 Contra Costa Mount Diablo. Inner Black Hills: West of 1970 Comment
  CAS-BOT-BC246647  Poa howellii Mary L. Bowerman 1933-6-3 2247 Contra Costa Mount Diablo. Meridian Peak summit: ridge north of lower junction of one-way roads Comment
  JEPS99538  Poa howellii Mary L. Bowerman 1978-5-14 Contra Costa Mount Diable. Eagle Peak Old Mines trail. Comment
  UC692329  Poa howellii Mary L. Bowerman 1933-5-22 2167 Contra Costa w of 1970 Inner Black Hills; Mt Diablo, Inner Black Hills Comment
  POM301025  Poa secunda Mary L. Bowerman 1933-5-8 2020 Contra Costa Fossil Ridge near crest, on north side by side road, Mount Diablo Comment
  POM301052  Poa secunda Mary L. Bowerman 1935-5-18 3031 Contra Costa Meridian Peak north of the summit parking area 1067 Comment
  CAS-BOT-BC236386  Poa secunda subsp. secunda Mary L. Bowerman 1933-4-15 1869 Contra Costa Mount Diablo. Canyon S of Arroyo del Cerro: Rocky knoll 250 feet below spring Comment
  CAS-BOT-BC236389  Poa secunda subsp. secunda Mary L. Bowerman 1932-4-16 1358 Contra Costa Mount Diablo. Eagle Point Ridge, N of Eagle Point Comment
  UC691174  Poa secunda subsp. secunda Mary L. Bowerman 1932-3-27 1140 Contra Costa below Mitchell Rock; Mt Diablo Comment
  UC691187  Poa secunda subsp. secunda Mary L. Bowerman 1935-4-26 2900 Contra Costa w Indian Ceremonial spring; Mt Diablo 1021 Comment
  UC691189  Poa secunda subsp. secunda Mary L. Bowerman 1931-4-11 693 Contra Costa Pine Canyon; Mt Diablo 121 Comment
  UC692416  Poa secunda subsp. secunda Mary L. Bowerman 1933-4-15 1869 Contra Costa canyon s of Arroyo del Cerro (rocky knoll 250 ft below spring); Mt Diablo Comment
  UC692417  Poa secunda subsp. secunda Mary L. Bowerman 1935-4-19 2859 Contra Costa near Turtle Rock (hillside opposite side of rd); Mt Diablo 457 Comment
  UC70972  Poa secunda subsp. secunda unknown Contra Costa Region of Mt Diablo Comment
  UC692128  Polygonum aviculare subsp. aviculare Mary L. Bowerman 1930-10-4 475 Contra Costa Maple Spring Mount Diablo Comment
  UC1478302  Polypodium Alan R. Smith with Tom Lemieux 1981-11-19 827 Contra Costa n slope Mt. Diablo (creekside ravine along North Gate Rd, 3.6 mi w of (below) Park HQ (South Gate Rd. junction)); Mt. Diablo State Park 640 Comment
  UC1478303  Polypodium Alan R. Smith with Tom Lemieux 1981-11-19 825 Contra Costa n slope Mt. Diablo (creekside ravine along North Gate Rd, 3.6 mi w of (below) Park HQ (South Gate Rd. junction)); Mt. Diablo State Park 640 Comment
  UC1177504  Polypodium calirhiza John Thomas Howell 1940-2-11 Contra Costa near Rock City; Mt. Diablo Comment
  UC1478304  Polypodium calirhiza Alan R. Smith with Tom Lemieux 1981-11-19 826 Contra Costa n slope Mt. Diablo (creekside ravine along North Gate Rd., 3.6 mi w of (below) Park HQ (South Gate Rd. junction); Mt. Diablo State Park 640 Comment
  UCR254829  Polypogon Peter Rubtzoff 1968-9-18 5965 Contra Costa North Gate Road, c. 5 miles NW of Mt. Diablo State Park north entrance 58 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
  UC1819008  Polypogon interruptus Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14233 Contra Costa South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland. 487 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
  UC2013051  Polypogon interruptus Barbara Ertter with Tony Morosco 1996-7-27 15031 Contra Costa Mount Diablo State Park, Donner Creek ca halfway between Regency Drive trailhead and old cabin site. Comment
  UC691204  Polypogon interruptus Mary L. Bowerman 1933-6-3 2227 Contra Costa two mi by road from w entrance Mount Diablo (spring in chaparral) Comment
  UC691207  Polypogon interruptus Mary L. Bowerman 1936-8-17 3528 Contra Costa Sulphur Spring in Pine Canyon Mount Diablo; , Pine Canyon, Sulphur Spring 137 Comment
  UC691205  Polypogon monspeliensis Mary L. Bowerman 1933-6-21 2338 Contra Costa Donner Canyon Mount Diablo; , Donner Canyon 335 Comment
  UC691910  Polypogon monspeliensis Mary L. Bowerman 1932-11-19 1656 Contra Costa Lower Grapevine Spring Mount Diablo; , Lower Grapevine Spring Comment
  UC692382  Polypogon monspeliensis Mary L. Bowerman 1932-8-27 1521 Contra Costa spring s of Turtle Rock Mount Diablo; , spring s of Turtle Rock Comment
  UC2028386  Polypogon viridis Barbara Ertter 1998-6-20 16256 Contra Costa Shell Ridge Open Space on NW side of Mount Diablo, wet margin of Willow Spring Pond south of Ginder Gap 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
  UC2012969  Prunus cerasifera Barbara Ertter with Tony Morosco 1996-7-27 15033 Contra Costa Mount Diablo State Park, lower Donner Creek at old cabin site. 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
  UC1784905  Prunus dulcis Barbara Ertter, Chris Thayer 1995-4-25 s. n. Contra Costa Sycamore Creek on SE foot of Mount Diablo Comment
  UC1819021  Prunus dulcis Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14642 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; packed ground of trailside. Comment
  UC691118  Prunus dulcis Mary L. Bowerman 1936-8-19 3533 Contra Costa Mount Diablo Comment
  UC691124  Prunus subcordata Mary L. Bowerman 1932-4-9 1334 Contra Costa Mount Diablo, Muir Area Mount Diablo; , Muir Area Comment
  UC691120  Prunus virginiana var. demissa Mary L. Bowerman 1936-6-20 3415 Contra Costa w side of ridge w of Mount Zion (Mount Diablo); Mount Diablo 213 Comment
  UC691824  Pseudognaphalium californicum Mary L. Bowerman 1935-5-30 3089 Contra Costa Eagle Point ridge 320 Comment
  UC691825  Pseudognaphalium californicum Mary L. Bowerman 1930-6-18 340 Contra Costa Dan Cook Canyon 289 Comment
  JEPS99520  Pseudognaphalium luteoalbum Mary L. Bowerman 1978-6-24 Contra Costa Mount Diablo, Mitchell Creek, below reservoir. 190 Comment
  UC1795766  Pseudognaphalium luteoalbum Barbara Ertter, Tony Morosco, Lynne Hosley 1995-5-29 14228 Contra Costa South side Mount Diablo, Sheepherder Springs complex 1/2 mile north of Curry Point, wet ground in grassland. 487 Comment
  UC1795848  Pseudognaphalium luteoalbum Barbara Ertter, Tony Morosco 1996-1-15 14546 Contra Costa Mount Diablo (southeast side) trail from Curry Point to Frog Pond; streamlet from spring crossing road below and slightly west of Hidden Pond, clay substrate. 487 Comment
  UC691826  Pseudognaphalium stramineum Mary L. Bowerman 1938-9-17 3717 Contra Costa Johnny Walker Spring Mount Diablo, Johnny Walker Spring 731 Comment
  UC2029123  Psilocarphus tenellus Barbara Ertter with David Gowen 2012-4-19 21319 Contra Costa Diablo Foothills Regional Park southeast of Walnut Creek, north end Hanging Valley Trail. Comment
  UC691818  Psilocarphus tenellus Mary L. Bowerman 1931-4-11 702 Contra Costa Mouth of Pine Canyon Mount Diablo Comment
  POM138612  Ptelea baldwinii subsp. crenulata C. F. Baker 1903-4-28 2943 Contra Costa Mitchell's Canyon, Mt. Diablo. Comment
  POM138613  Ptelea baldwinii subsp. crenulata C. F. Baker 1903-4-28 2943 Contra Costa Mitchell's Canyon, Mt. Diablo. Comment
  CAS-BOT-BC148621  Ptelea crenulata C. F. Baker 1903-4-28 2943 Contra Costa Mitchell's Canyon [canon], Mt. Diablo Comment
  CAS-BOT-BC148625  Ptelea crenulata Mary L. Bowerman 1930-6-22 357 Contra Costa Mitchell Canyon, Mount Diablo Comment
  CAS-BOT-BC148626  Ptelea crenulata Alice Eastwood 1915-5-30 4543 Contra Costa Mitchell Canyon, Mount Diablo Comment
  CAS-BOT-BC148636  Ptelea crenulata W. W. Carruth 1903-5-10 s.n. Contra Costa Mitchell Canyon, Mt. Diablo Comment
  CAS-BOT-BC148639  Ptelea crenulata W. L. Jepson 1918-6-5 7603 a Contra Costa Mt. Diablo, Donner Canyon Comment
  CAS-BOT-BC148641  Ptelea crenulata H. E. McMinn 1922-10-1 409 Contra Costa Mitchell Canyon, Mt. Diablo Comment
  GH347931  Ptelea crenulata C. F. Baker 1903-4-28 2943 Unknown Mitchell's canon, Mt. Diablo Comment
  HSC93960  Ptelea crenulata C. Newberry 1994-4-30 7253 Contra Costa Mt. Diablo State Park, trail from Mitchell Canyon Parking to Donner Creek 900 Comment
  JEPS40173  Ptelea crenulata W. L. Jepson 1918-6-5 7603 a Contra Costa Donner Canyon; Mt. Diablo Comment
  SJSU758  Ptelea crenulata C. D. Duncan 1942-4-26 Contra Costa lower E slope, Mt Diablo Comment
  UC1602320  Ptelea crenulata R. C. Wilson 1935-3-26 145 A Contra Costa 0.5 mi w Mt. Zion; Mt. Diablo Quad. 243 Comment
  UC579884  Ptelea crenulata Annetta Carter 1935-6-1 868 Contra Costa ridge on w side of peak Mount Diablo 1036 Comment
  UC692585  Ptelea crenulata Mary L. Bowerman 1935-6-1 3099 Contra Costa gully e Mitchell-Pine divide; Mount Diablo 975 Comment
  CAS-BOT-BC76619  Pteridium aquilinum Mary L. Bowerman 1930-8-24 426 Contra Costa Mount Diablo - Mitchell Canyon, lower trail (west of stream) 259 Comment
  UC692115  Pteridium aquilinum var. pubescens Mary L. Bowerman 1930-8-24 426 Contra Costa lower trail w of stream Mitchell Canyon; Mt. Diablo 259 Comment
  UC1795763  Pterostegia drymarioides Barbara Ertter, Lisa Schultheis 1995-4-27 14014 Contra Costa Lime Ridge open space northwest of Mt. Diablo in Walnut Creek; north-facing open brushy slope with scattered oaks along extension of Valley View road. 182 Comment
  UC692211  Pterostegia drymarioides Mary L. Bowerman 1933-4-9 1833 Contra Costa w. fork Donner Canyon; Mt. Diablo 243 Comment
  UCD100927  Pterostegia drymarioides P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC1748007  Quercus E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 657 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
  UC1748008  Quercus E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 657 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
  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
  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
  UC691281  Quercus X eplingii Mary L. Bowerman 1935-11-30 3351 Contra Costa sw of Gibraltar Rock; Mount Diablo, Fossil Ridge Comment
  CAS-BOT-BC45663  Quercus agrifolia Mary L. Bowerman 1930-6-3 225 Contra Costa West road, 1.9 miles from west entrance, Mount Diablo Comment
  CHSC39479  Quercus agrifolia Tyler Williams 1984-4-18 25 Contra Costa Mt. Diablo. At Live Oak Group Camp, ca 50 yd ne of site #15, in Rock City area of Mount Diable State Park. 304 Comment
  POM210976  Quercus agrifolia Joseph A. Ewan 1933-10-15 8027 Contra Costa SW slope of Mt Diablo 1067 Comment
  UC1084391  Quercus agrifolia G. Thomas Robbins 1937-4-25 147 Contra Costa 2 mi e Alamo (on road to Mt. Diablo) Comment
  UC521668  Quercus agrifolia Joseph Andorfer Ewan 1933-10-15 8027 Contra Costa sw slope Mt. Diablo 1066 Comment
  UC691326  Quercus agrifolia Mary L. Bowerman 1935-4-22 2881 Contra Costa 2 mi from West road (= North Rd.) entrance (N. Gate) (on s side of road); Mount Diablo Comment
  UC691289  Quercus berberidifolia Mary L. Bowerman 1932-9-17 1584 Contra Costa Donner Canyon, w fork Mount Diablo 304 Comment
  UC691295  Quercus berberidifolia Mary L. Bowerman 1933-6-21 2341 Contra Costa Median Ridge (Donner Canyon) Mount Diablo Comment
  UC691300  Quercus berberidifolia Mary L. Bowerman 1930-8-31 444 Contra Costa near Rock City (Dan Cook (Rock City) Canyon); Mount Diablo Comment
  UC691306  Quercus berberidifolia Mary L. Bowerman 1933-4-15 1878 Contra Costa canyon s Arroyo del Cerro; Mount Diablo Comment
  UC691312  Quercus berberidifolia Mary L. Bowerman 1935-11-30 3355 Contra Costa Fossil Ridge Mount Diablo Comment
  CAS-BOT-BC62695  Quercus chrysolepis Paul F. Covel 1940-5-12 1744 Contra Costa Mt. Diablo (at Rock City) 487 Comment
  CAS-BOT-BC62696  Quercus chrysolepis L. R. Abrams 1910-10-8 435 Contra Costa Mt. Diablo summit 1158 Comment
  CAS-BOT-BC62697  Quercus chrysolepis Mary L. Bowerman 1931-4-25 778 Contra Costa Mt. Diablo summit Comment
  CDA31069  Quercus chrysolepis D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .232 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  GH344248  Quercus chrysolepis L. S. Rose 1941-5-15 41236 Unknown Mt. Diablo, w. slope 548 Comment
  RSA476539  Quercus chrysolepis Mark Morris 1929-03 14907 Contra Costa Mt. Diablo. Comment
  SEINET14301648 Image available Quercus chrysolepis Robert A. Norris, John L. Inase 1981-1 4152 Contra Costa Near North Gate Rd., Mt Diablo; on dry SW-facing slope 716 Comment
  UC1135384  Quercus chrysolepis R. W. Lundh 1932-8-24 137 Contra Costa 2 mi s Mt. Diablo (Rock City); Mt. Diablo Quad. 502 Comment
  UC405353  Quercus chrysolepis W. P. Taylor 1912-7-26 Contra Costa w side Mt. Diablo Comment
  UC405354  Quercus chrysolepis W. P. Taylor 1912-7-22 Contra Costa w side Mt. Diablo Comment
  UC691274  Quercus chrysolepis Mary L. Bowerman 1930-8-31 446 Contra Costa Dan Cook Canyon, upper end Mount Diablo Comment
  UC847906  Quercus chrysolepis Lewis S. Rose 1941-5-15 41236 Contra Costa w slope Mt. Diablo Comment
  CAS-BOT-BC86643  Quercus douglasii Alice Eastwood 1923-5-4 11732 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC86644  Quercus douglasii Alice Eastwood 1923-5-14 11813 Contra Costa Mt. Diablo Comment
  CAS-BOT-BC86645  Quercus douglasii H. E. McMinn 1922-10-1 403 Contra Costa Mitchell Canyon, Mt. Diablo Comment
  CAS-BOT-BC86646  Quercus douglasii H. E. McMinn 1922-6-2 84 Contra Costa North slope of Mt. Diablo Comment
  CAS-BOT-BC86647  Quercus douglasii L. R. Abrams 1910-10-8 4347 Contra Costa Mt. Diablo 762 Comment
  CAS-BOT-BC86648  Quercus douglasii John Thomas Howell 1926-3-7 1658 Contra Costa Mt. Diablo near toll gate Comment
  CAS-BOT-BC86649  Quercus douglasii Joseph Andorfer Ewan 1933-10-15 8028 Contra Costa Mt. Diablo 1066 Comment
  JEPS37390  Quercus douglasii W. L. Jepson 1898-10-18 Contra Costa Deer Flat Mt. Diablo Comment
  RSA476582  Quercus douglasii Bonnie C. Templeton 1962-6-20 s.n. Contra Costa Mount Diablo Comment
  UC691283  Quercus douglasii Mary L. Bowerman 1930-6-3 223 Contra Costa 1.9 mi from West road (= North Rd.) entrance; Mount Diablo Comment
  UC691285  Quercus douglasii Mary L. Bowerman 1930-8-31 445 Contra Costa Dan Cook Canyon Mount Diablo Comment
  CAS-BOT-BC86120  Quercus dumosa Mary L. Bowerman 1933-4-15 1878 Contra Costa Mount Diablo. Canyon S of Arroyo del Cerro: Canyon side Comment
  CAS-BOT-BC86121  Quercus dumosa Mary L. Bowerman 1935-11-30 3355 Contra Costa Mount Diablo. Fossil Ridge, roadside Comment
  CAS-BOT-BC86123  Quercus dumosa Mary L. Bowerman 1932-9-17 1584 Contra Costa Mount Diablo. Donner Canyon, west fork: Bank between forks 304 Comment
  CAS-BOT-BC79606  Quercus durata Mary L. Bowerman 1932-10-16 1632 Contra Costa Mount Diablo. Donner Canyon Trail Comment
  CAS-BOT-BC79607  Quercus durata Mary L. Bowerman 1932-10-16 1632 Contra Costa Mount Diablo. Donner Canyon Trail Comment
  POM301005  Quercus durata Mary L. Bowerman 1932-10-16 1632 Contra Costa Donner Canyon Trail. Comment
  UC1135558  Quercus durata N. French 1935-7-25 645 Contra Costa Mt. Diablo Mt. Diablo Quad. 670 Comment
  UC1135564  Quercus durata R. C. Wilson 1935-3-29 164 Contra Costa 1 mi w Deer Flat; Mount Diablo 685 Comment
  UC691299  Quercus durata Mary L. Bowerman 1932-10-16 1632 Contra Costa Donner Canyon trail Mount Diablo Comment
  UC691323  Quercus durata Mary L. Bowerman 1931-5-19 869 Contra Costa Donner Canyon trail Mount Diablo 274 Comment
  OBI14287  Quercus durata var. durata H. E. McMinn 22-Oct 408 Contra Costa Mitchell Cyn-Mt. Diablo Comment
  CHSC83198  Quercus garryana B. Ertter; M. Bowerman, E. Dean, J. Tucker, J. Kerbavaz 2000-9-13 654 Contra Costa Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City. 487 Comment
  CHSC83237  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 656 Contra Costa Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road. 487 Comment
  SBBG115591  Quercus garryana E. Dean, M. Bowerman, B. Ertter, J. M. Tucker, J. Kerbavaz 2000-9-13 654 Contra Costa Mt Diablo St Park, Fossil Ridge, just upslope of S Gate Rd, just W of Gibraltar Rock, SE of Rock City 487 Comment
  UC1748010  Quercus garryana E. Dean, M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 655 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
  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
  UC691276  Quercus garryana Mary L. Bowerman 1931-8-29 1035 Contra Costa Fossil Ridge Mount Diablo Comment
  UC691287  Quercus garryana Mary L. Bowerman 1935-11-30 3352 Contra Costa between Gibralter Rock and Rock City Road; Mount Diablo Comment
  UC691288  Quercus garryana Mary L. Bowerman 1930-10-19 491 Contra Costa Fossil Ridge (Garden-of-the-Gods) Mount Diablo Comment
  UCD130592  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 654 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road. 487 Comment
  UCD17418  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 654 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City. 487 Comment
  UCD17419  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 655 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, just upslope of South Gate Rd., just west of Gibraltar Rock, southeast of Rock City. 487 Comment
  UCD17420  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 656 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road. 487 Comment
  UCD17435  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 657 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road. 487 Comment
  UCD17436  Quercus garryana E. Dean; M. Bowerman, B. Ertter, J. Tucker, J. Kerbavaz 2000-9-13 658 Contra Costa California. Contra Costa County: Mount Diablo State park, Fossil Ridge, along fire road that begins at the parking lot southeast of Rock City and climbs onto Fossil Ridge in southeasterly direction, ca. 0.1 mile from Rock City, slightly downslope of road. 487 Comment
  UCR141757  Quercus garryana Ellen Dean, Mary L. Bowerman, Barbara Ertter, J. M. Tucker, Joan Kerbavaz 2000-9-13 657 Contra Costa Mt. Diablo State Park, Fossil Ridge, along fire road that begins at the parking lot SE of Rock City and climbs onto Fossil Ridge in southeasterly direction, c. 0.1 mi from Rock City, slightly downslope of road 488 Comment
  JEPS38080  Quercus kelloggii Frank W. Bancroft 1923-3-25 Contra Costa Pine Canyon Mt. Diablo Comment
  UC691309  Quercus kelloggii Mary L. Bowerman 1936-8-19 3532 Contra Costa ne-face on s side Pine Canyon mouth (most n w-heading streamlet shown on topographic map (now dry)); Mount Diablo 173 Comment
  UC691314  Quercus kelloggii Mary L. Bowerman 1935-11-30 3354 Contra Costa w of Gibraltar Rock; Mount Diablo, Fossil Ridge Comment
  CAS-BOT-BC61605  Quercus lobata Mary L. Bowerman 1930-6-3 224 Contra Costa Mount Diablo. West road, 1.9 miles from entrance 167 Comment
  UC1135713  Quercus lobata R. W. Lundh 1932-9-1 154 Contra Costa 1 mi n Eagle Point; Mt. Diablo Quad. 228 Comment
  UC691278  Quercus lobata Mary L. Bowerman 1930-6-3 224 Contra Costa 1.9 mi from West road (= North Rd.) entrance; Mount Diablo 167 Comment
  UC691279  Quercus lobata Mary L. Bowerman 1930-6-22 372 Contra Costa Deer Flat Mount Diablo Comment
  UC691280  Quercus lobata Mary L. Bowerman 1930-11-25 498 Contra Costa s of South Gate; Mount Diablo Comment
  UCD47151  Quercus parvula var. shrevei H. D. Jones 1910-11-26 s.n. Contra Costa Mt. Diablo, Contra Costa County. Comment
  CDA31191  Quercus wislizeni D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .228 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC691291  Quercus wislizeni Mary L. Bowerman 1933-5-9 2052 Contra Costa Mountain House Canyon, n face Mount Diablo 670 Comment
  UC691292  Quercus wislizeni Mary L. Bowerman 1933-9-30 2448 Contra Costa e end Meridian Flat (e of Pioneer Camp); Mount Diablo Comment
  UC691297  Quercus wislizeni Mary L. Bowerman 1933-9-30 2449 Contra Costa e end Meridian Flat; Mount Diablo 807 Comment
  UC691310  Quercus wislizeni Mary L. Bowerman 1931-5-19 868 Contra Costa Donner Canyon trail Mount Diablo 274 Comment
  JEPS96257  Quercus wislizeni var. frutescens Dean Kelch 1995-3-14 97 .13 Contra Costa Mount Diablo, Rock City, e Contra Costa County Rock City; Mount Diablo, Rock City 457 Comment
  SJSU10139  Quercus wislizeni var. wislizeni A. W. Jacobs 1938-10-1 Contra Costa lower E slope of Mt Diablo, 5 mi S of Clayton Comment
  UC691951  Ranunculus aquatilis Mary L. Bowerman 1935-6-21 3155 Contra Costa s Turtle Rock (winter pool e of main pond); Mount Diablo Comment
  UC691953  Ranunculus aquatilis Mary L. Bowerman 1931-4-4 662 Contra Costa pool w Turtle Rock; Mount Diablo Comment
  UCR263547  Ranunculus aquatilis var. capillaceus Barbara Ertter, Tony Morosco 1998-7-11 16365 Contra Costa San Francisco Bay Region, North base of Mount Diablo, small pond on north side of Bruce Lee Road east of Mitchell Canyon staging area 183 Comment
  RSA268401  Ranunculus canus Lyman Benson 1935-3-16 6275 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC549110  Ranunculus canus Lyman Benson 1931-3-18 2655 Contra Costa Danville South Coast Mt. Range, Sacramento River Watershed, Mt. Diabl (w base of mt.) 213 Comment
  UC692186  Ranunculus canus Mary L. Bowerman 1930-6-5 246 Contra Costa North Road 5.8 mi from entrance to park (near a stream in canyon); Mount Diablo Comment
  UC692187  Ranunculus canus Mary L. Bowerman 1938-5-22 3048 Contra Costa canyon at n end which opens into saddle w Twin Peaks; Mount Diablo, Eagle Point Ridge 426 Comment
  UC732542  Ranunculus canus Lyman Benson 1931-3-18 2655 Contra Costa Danville South Coast Mt. Range, Sacramento River Watershed, Mt. Diabl (w base of mt.) 213 Comment
  UCR263546  Ranunculus canus Barbara Ertter, R. K. Brummitt 1998-5-6 16090 Contra Costa San Francisco Bay Region, lower Donner Canyon on north base of Mount Diablo, Hetherington Trail upstream from Donner Cabin 274 Comment
  UC692185  Ranunculus canus var. canus Mary L. Bowerman 1931-3-8 563 Contra Costa Mitchell Canyon (west bank, near mouth); Mount Diablo Comment
  POM268449  Ranunculus canus var. laetus Lyman Benson 1935-3-16 6272 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  POM268450  Ranunculus canus var. laetus Lyman Benson 1935-3-16 6273 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 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
  POM268452  Ranunculus canus var. laetus Lyman Benson 1935-3-16 6276 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC692126  Ranunculus hebecarpus Mary L. Bowerman 1933-4-9 1832 Contra Costa Donner Canyon Mount Diablo (w fork, by stream (where large fork to e)) 243 Comment
  JEPS54990  Ranunculus muricatus W. L. Jepson 1918-6-5 7593 Contra Costa Donner Canyon Mt. Diablo Comment
  UC692127  Ranunculus muricatus Mary L. Bowerman 1933-4-15 1844 Contra Costa canyon s Arroyo del Cerro (in or bordering stream); Mount Diablo Comment
  UC692145  Ranunculus muricatus Mary L. Bowerman 1933-6-21 2342 Contra Costa edge of stream near Bilbaren Lodge (s of house, n of barn); Mount Diablo, Donner Canyon Comment
  UC692200  Ranunculus muricatus Mary L. Bowerman 1938-5-25 3629 Contra Costa by North Road (on edge of stream); Mount Diablo, Arroyo del Cerro Comment
  UC2062687  Ranunculus occidentalis Barbara Ertter with David Gowen 2013-4-19 21317 Contra Costa Southwestern Mount Diablo State Park southeast of Walnut Creek, lower end of Little Yosemite Trail. Comment
  JEPS107131  Ranunculus sceleratus Barbara Ertter, Kristin Ertter 1995-7-11 14485 Contra Costa West side of Mt Diablo SW of Walnut Creek; mudflat around inlet to Pine Pond. Comment
  UC1795755  Ranunculus sceleratus Barbara Ertter, Kristin Ertter 1995-7-11 14485 Contra Costa West side of Mt Diablo SW of Walnut Creek; mudflat around inlet to Pine Pond. Comment
  UC692600  Rhamnus californica Mary L. Bowerman 1935-6-21 3147 Contra Costa Arroyo del Cerro, e fork Mount Diablo 274 Comment
  UC692583  Rhamnus crocea Mary L. Bowerman 1930-6-22 361 Contra Costa Deer Flat Mount Diablo Comment
  UC692584  Rhamnus crocea Mary L. Bowerman 1932-9-17 1579 Contra Costa Donner Canyon, w branch Mount Diablo Comment
  GH378401  Rhamnus crocea var. ilicifolia W. L. Jepson 1920-9-6 9079 Unknown Donner Canon, Mt. Diablo Comment
  CAS-BOT-BC59893  Rhamnus ilicifolia A. D. E. Elmer 1903-5-1 4326 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC59894  Rhamnus ilicifolia A. D. E. Elmer 1903-5-1 4326 Contra Costa Mount Diablo. Comment
  CAS-BOT-BC59896  Rhamnus ilicifolia Mary L. Bowerman 1932-9-17 1579 Contra Costa Donner Canyon, w. branch: Canyon bottom. Comment
  CAS-BOT-BC59897  Rhamnus ilicifolia H. E. McMinn 1922-6-2 90 Contra Costa N. slope of Mt. Diablo. Comment
  CAS-BOT-BC59898  Rhamnus ilicifolia L. R. Abrams 1910-10-8 4352 Contra Costa Mt. Diablo. 1158 Comment
  HSC101957  Rhamnus ilicifolia Nikolaus Gillen, Michelle Bihler 2014-3-20 9 Contra Costa Mount Diablo State Park. Back Creek Trail. 340 Comment
  JEPS42023  Rhamnus ilicifolia W. L. Jepson 7583 Contra Costa Donner Canyon Mt. Diablo 609 Comment
  JEPS42024  Rhamnus ilicifolia W. L. Jepson 1920-9-6 9079 Contra Costa Donner Canyon Mt. Diablo Comment
  UC1121885  Rhamnus ilicifolia R. C. Wilson 1935-2-27 117 Contra Costa 2 mi s Clayton; Mt. Diablo Quad. 259 Comment
  UC1177069  Rhamnus tomentella subsp. tomentella Peter H. Raven 1950-7-5 2486 Contra Costa near Juniper Camp; Mt. Diablo Comment
  UC692593  Rhamnus tomentella subsp. tomentella Mary L. Bowerman 1932-11-19 1658 Contra Costa Lower Grapevine Spring, at head of spring 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
  CAS-BOT-BC200696  Rhus aromatica Mary L. Bowerman 1933-6-21 2328 Contra Costa Donner Canyon Comment
  CAS-BOT-BC200697  Rhus aromatica Mary L. Bowerman 1935-5-30 3092 Contra Costa Eagle Point ridge 350 Comment
  UC692576  Rhus trilobata Mary L. Bowerman 1935-5-30 3092 Contra Costa Eagle Point Ridge; Mount Diablo 350 Comment
  UC692577  Rhus trilobata Mary L. Bowerman 1933-6-21 2328 Contra Costa Donner Canyon; Mount Diablo Comment
  UC692578  Rhus trilobata Mary L. Bowerman 1933-3-25 1776 Contra Costa Diablo Stock Farm (Stone Valley) Canyon; Mount Diablo Comment
  POM181150  Ribes californicum J. T. Howell 1931-2-21 5730 Contra Costa Mt. Diablo. Comment
  UC1127406  Ribes californicum R. W. Lundh 1932-8-25 143 Contra Costa Mt. Diablo Mt. Diablo Quadrangle Comment
  UC480600  Ribes californicum Carl Meyer 1928-2-22 285 Contra Costa Mt. Diablo Comment
  HSC45325  Ribes malvaceum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-2-18 9520 Contra Costa Mt. Diablo State Park, Juniper Campground along Gate Rd. Comment
  SJSU7862  Ribes malvaceum J. A. Merriman 1965-2-13 Contra Costa North Rd, Mt Diablo Comment
  UC692226  Ribes malvaceum Mary L. Bowerman 1930-10-19 486 Contra Costa West road = North Rd. Mount Diablo Comment
  UC1127450  Ribes menziesii R. W. Lundh 1932-9-22 166 Contra Costa Mount Diablo Mt. Diablo Quadrangle Comment
  UC691266  Ribes menziesii Charles Fakler 1944-8-4 3897 Contra Costa Juniper Camp area Mount Diablo Comment
  UC692236  Ribes menziesii Mary L. Bowerman 1931-4-19 739 Contra Costa Deer Flat, near spring by trail at upper end of flat Mount Diablo Comment
  UC692434  Ribes menziesii Mary L. Bowerman 1935-6-1 3102 Contra Costa first minor ridge e Mitchell-Pine divide; Mount Diablo 1005 Comment
  UC692436  Ribes menziesii Mary L. Bowerman 1932-9-3 1541 Contra Costa Meridian Peak summit, by trail leading s from the house Mount Diablo Comment
  UC692437  Ribes menziesii Mary L. Bowerman 1933-6-3 2232 Contra Costa Meridian Peak summit, on the stony bank bordering n edge of one-way rd. Mt. Diablo Comment
  CAS-BOT-BC362959  Rigiopappus leptocladus Mary L. Bowerman 1933-5-8 2016 Contra Costa Mount Diablo. Fossil Ridge near crest, on north side by side road Comment
  CAS-BOT-BC362960  Rigiopappus leptocladus Mary L. Bowerman 1933-5-8 2016 Contra Costa Mount Diablo. Fossil Ridge near crest, on north side by side road Comment
  CAS-BOT-BC362962  Rigiopappus leptocladus Mary L. Bowerman 1931-4-4 669 Contra Costa Mount Diablo. West of Turtle Rock Comment
  UC691487  Rigiopappus leptocladus Mary L. Bowerman 1935-4-17 2835 Contra Costa 2 mi from North Gate (North Road, ridge w of chaparral); Mount Diablo 286 Comment
  UC697146  Rigiopappus leptocladus Mary L. Bowerman 1931-4-25 759 Contra Costa opposite Oak Knoll Picnic Grounds; Mount Diablo, Mountain House Canyon 822 Comment
  UC697151  Rigiopappus leptocladus Mary L. Bowerman 1931-4-4 669 Contra Costa w Turtle Rock; Mount Diablo Comment
  UC697154  Rigiopappus leptocladus Mary L. Bowerman 1935-4-22 2890 Contra Costa ridge w Pioneer Road (w of Old Stage Road); Mount Diablo 853 Comment
  UC697163  Rigiopappus leptocladus Mary L. Bowerman 1933-5-8 2016 Contra Costa n side near crest Fossil Ridge; Mount Diablo, n side near crest Fossil Ridge Comment
  UC1818998  Robinia pseudoacacia Barbara Ertter, Tom Delendick 1996-5-2 14616 Contra Costa Mount Diablo State Park, Mitchell Canyon parking area, downstream. 182 Comment
  CAS-BOT-BC74412  Rorippa curvisiliqua W. W. Carruth 1902-4-29 s.n. Contra Costa Mount Diablo. Comment
  UC691057  Rorippa nasturtium-aquaticum Mary L. Bowerman 1930-6-5 244 Contra Costa West Road 5.8 mi from entrance Mount Diablo (West Road = North Road) Comment
  UC1952819  Rosa californica Barbara Ertter with David Gowen 2010-11-17 20700 Contra Costa southeast part of Lime Ridge Open Space (City of Walnut Creek(, mid slope of east-facing drainage below Crystyl Ranch Trail ca 1/4 mi N of jct Paraiso Trail Comment
  UC691161  Rosa californica Mary L. Bowerman 1936-9-10 3545 Contra Costa dry streambed Mount Diablo, Donner Canyon 213 Comment
  UC691163  Rosa californica Mary L. Bowerman 1931-5-13 841 Contra Costa floor of canyon 1 mi above sulphur spring; Mount Diablo, Pine Canyon Comment
  CAS-BOT-BC158774  Rubus ursinus Roxana S. Ferris 1924-4-13 4079 Contra Costa Mitchell Canyon, Mt. Diablo Comment
  GH346275  Rubus ursinus W. H. Brewer 1860-1 1107 Unknown N. of Diablo Comment
  UC12996  Rubus ursinus W. H. Brewer 1862-5-17 1107 Contra Costa Canyon n Monte Diablo; Canyon n of Monte Diablo Comment
  JEPS99578  Rumex conglomeratus Mary Bowerman 1995-6-4 Contra Costa Mount Diablo, Pine Pond Comment
  RSA0033845  Rumex conglomeratus Barbara Ertter 2000-7-16 17380 Contra Costa Diablo Foothills Regional Park, along Pine Creek between Castle Rock Recreation Area and flood-control checkdam. 106 Comment
  UC1819022  Rumex conglomeratus Barbara Ertter, Tom Schweich, Marion Reeves, & other volunteers 1996-5-11 14635 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
  UC692208  Rumex conglomeratus Mary L. Bowerman 1935-5-30 3083 Contra Costa Donner Canyon stream Mount Diablo 152 Comment
  UC692070  Rumex crispus Mary L. Bowerman 1930-10-4 478 Contra Costa Maple Spring Mount Diablo Comment
  UC692169  Rumex crispus Mary L. Bowerman 1935-5-30 3082 Contra Costa Donner Canyon stream Mount Diablo 152 Comment
  UC1795777  Rumex pulcher Barbara Ertter, Mary Bowerman 1995-6-11 14247 Contra Costa Shell Ridge Recreation Area southeast of Walnut Creek, at west base Mt. Diablo.; annual grassland near Indian Valley School entrance, clay soil (planted Clarkia also present). 91 Comment
  UC692157  Rumex pulcher Mary L. Bowerman 1938-5-28 3644 Contra Costa Maple Spring, upper margin Mount Diablo Comment
  RSA0029279  Rumex salicifolius var. salicifolius Barbara J. Ertter, Tony Morosco 1996-7-27 15030 Contra Costa Mount Diablo State Park, Donner Creek ca. halfway between Regency Drive trailhead and old cabin site. 183 Comment
  UC2012982  Rumex salicifolius var. salicifolius Barbara Ertter with Tony Morosco 1996-7-27 15030 Contra Costa Mount Diablo State Park, Donner Creek ca halfway between Regency Drive trailhead and old cabin site Comment
  UC692158  Rumex salicifolius var. salicifolius Mary L. Bowerman 1938-6-14 3680 Contra Costa Canyon Nook Mount Diablo 670 Comment
  UC692168  Rumex salicifolius var. salicifolius Mary L. Bowerman 1930-9-27 465 Contra Costa 2 mi w by road Mount Diablo west entrance (w base Mount Diablo); Mount Diablo Comment
  UC692209  Rumex salicifolius var. salicifolius Mary L. Bowerman 1935-10-26 3346 Contra Costa 2 rd mi e Mount Diablo west entrance; Mount Diablo 228 Comment
  UC692276  Rupertia physodes Mary L. Bowerman 1930-6-3 236 Contra Costa west road 1.9 mi from entrance (open slope, s exposure); Mount Diablo Comment
  JEPS99564  Sagina apetala Mary Bowerman 1978-4-17 Contra Costa Mount Diablo, Back Canyon 228 Comment
  UC1818945  Sagina apetala Barbara Ertter, Mary Bowerman, Lisa Schultheis 1995-3-31 13943 Contra Costa Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, oak woodland/grassland open flat area on east side of stream not far from trail head. 182 Comment
  UC692535  Sagina decumbens subsp. occidentalis Mary L. Bowerman 1933-5-8 2028 Contra Costa w. end of second small flat n. of Rock City Camp Comment
  CAS-BOT-BC129920  Salix bonplandiana C. F. Baker 1903-4-28 2814 Contra Costa Mount Diablo - Mitchell Canyon Comment
  POM300631  Salix exigua Mary L. Bowerman 1935-5-30 3081 Contra Costa Mt. Diablo. By Donner Canyon stream. 152 Comment
  UC691921  Salix exigua var. hindsiana Mary L. Bowerman 1935-5-30 3081 Contra Costa by Donner Canyon stream Donner Canyon; Mt. Diablo 152 Comment
  UC691958  Salix exigua var. hindsiana Mary L. Bowerman 1935-5-30 3080 Contra Costa by Donner Canyon stream Donner Canyon; Mt. Diablo, Donner Canyon 152 Comment
  CAS-BOT-BC104084  Salix hindsiana Mary L. Bowerman 1935-5-30 3081 Contra Costa By Donner Canyon stream 152 Comment
  CAS-BOT-BC104086  Salix hindsiana Mary L. Bowerman 1935-5-30 3080 Contra Costa By Donner Canyon stream 152 Comment
  CAS-BOT-BC104087  Salix hindsiana Mary L. Bowerman 1935-5-30 3081 Contra Costa By Donner Canyon stream 152 Comment
  A383250  Salix laevigata C. F. Baker 1903-4-28 2814 Unknown Mitchell Canyon, Mt. Diablo Comment
  GH383249  Salix laevigata C. F. Baker 1903-4-28 2814 Unknown Mitchell Canyon, Mt. Diablo Comment
  POM167563  Salix laevigata C. F. Baker 1903-4-28 2814 Contra Costa Mitchell Canyon. Mt Diablo. Comment
  POM300613  Salix laevigata Mary L. Bowerman 1933-5-10 2067 Contra Costa Spring on ridge below Indian Ceremonial Spring. Mt. Diablo. 976 Comment
  POM300614  Salix laevigata Mary L. Bowerman 1933-4-15 1854 Contra Costa Canyon S of Arroyo del Cerro Comment
  UC691924  Salix laevigata Mary L. Bowerman 1935-6-1 3119 Contra Costa by rd. just below Silver Springs Grapevine Picnic Grounds; Mt. Diablo 853 Comment
  UC692051  Salix laevigata Mary L. Bowerman 1931-3-1 529 Contra Costa near n gate Mt. Diablo Comment
  UC692052  Salix laevigata Mary L. Bowerman 1931-3-1 530 Contra Costa near w. entrance = N. Gate Mt. Diablo Comment
  UC692053  Salix laevigata Mary L. Bowerman 1935-10-26 3348 Contra Costa creek bottom at road junction Mt. Diablo 640 Comment
  UC692054  Salix laevigata Mary L. Bowerman 1935-5-30 3085 Contra Costa by Donner Canyon stream Mt. Diablo 161 Comment
  POM300608  Salix lasiolepis Mary L. Bowerman 1933-9-15 2441 Contra Costa Hunt Spring (S face Meridian Peak). Mt Diablo. 762 Comment
  POM300610  Salix lasiolepis Mary L. Bowerman 1933-4-9 1830 Contra Costa Donner Canyon, W fork. Below Twin Peaks. Mt. Diablo. Comment
  POM300611  Salix lasiolepis Mary L. Bowerman 1931-2-8 513 Contra Costa Mt. Diablo. By road. 762 Comment
  POM300612  Salix lasiolepis Mary L. Bowerman 1931-2-8 512 Contra Costa Mt. Diablo. By road. 762 Comment
  UC692055  Salix lasiolepis Mary L. Bowerman 1932-8-27 1520 Contra Costa spring s Turtle Rock; Mount Diablo Comment
  UC692060  Salix lasiolepis Mary L. Bowerman 1935-6-21 3142 Contra Costa Arroyo del Cerro Mount Diablo (e fork) 259 Comment
  UC692062  Salix lasiolepis Mary L. Bowerman 1933-2-23 1721 Contra Costa Donner Canyon Mount Diablo (w fork toward mouth, by streambed) Comment
  UC692063  Salix lasiolepis Mary L. Bowerman 1932-11-11 1638 Contra Costa gully 250 ft below Moses Rock Spring; Mount Diablo Comment
  UC692064  Salix lasiolepis Mary L. Bowerman 1932-8-27 1519 Contra Costa spring s Turtle Rock; Mount Diablo Comment
  UC692065  Salix lasiolepis Mary L. Bowerman 1935-6-21 3142 Contra Costa Arroyo del Cerro Mount Diablo (e fork) 259 Comment
  UC692066  Salix lasiolepis Mary L. Bowerman 1933-4-9 1830 Contra Costa streambed below Twin Peaks (w fork of canyon); Mount Diablo, Donner Canyon Comment
  UC692067  Salix lasiolepis Mary L. Bowerman 1933-4-9 1830 Contra Costa streambed below Twin Peaks (w fork of canyon); Mount Diablo, Donner Canyon Comment
  CAS-BOT-BC129597  Salix lasiolepis var. lasiolepis Mary L. Bowerman 1933-4-9 1830 Contra Costa Donner Canyon, west fork: stream-bed, below Twin Peaks - Mount Diablo Comment
  CAS-BOT-BC129599  Salix lasiolepis var. lasiolepis Mary L. Bowerman 1933-4-9 1830 Contra Costa Donner Canyon, west fork; stream-bed below Twin Peaks - Mount Diablo Comment
  UC691722  Salvia columbariae Mary L. Bowerman 1933-5-2 1942 Contra Costa below Pioneer Camp, Mount Diablo; Mount Diablo 762 Comment
  CAS-BOT-BC233286  Salvia mellifera C. F. Baker 1903-4-28 2945 Contra Costa Mitchell Canyon, Mt. Diablo Comment
  CDA31186  Salvia mellifera D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .223 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  HSC101955  Salvia mellifera Nikolaus Gillen, Michlle Bihler 2014-3-20 7 Contra Costa Mount Diablo State Park. Back Creek Trail. 340 Comment
  POM203170  Salvia mellifera L. S. Rose 1934-2-28 s.n. Contra Costa 5 mi. NE Danville, S. Slope Mt. Diablo Comment
  POM283364  Salvia mellifera Lyman Benson 1935-3-16 6260 Contra Costa Mt. Diablo, Watershed: Walnut Creek; Mountain Range: Mt. Diablo. 915 Comment
  POM71109  Salvia mellifera H. P. Chandler 1901-4-5 976 Contra Costa Mt. Diablo Comment
  UC635692  Salvia mellifera A. E. Borell 1928-3-18 28 Contra Costa w slope Mt. Diablo Comment
  UC691509  Salvia mellifera Mary L. Bowerman 1930-6-5 240 Contra Costa 2.9 mi from Mount Diablo West road entrance (=North Road); Mount Diablo 274 Comment
  UC883961  Salvia mellifera Lewis S. Rose 1941-3-22 41057 Contra Costa w slope Mt. Diablo 609 Comment
  UCD125592  Salvia mellifera P. B. Kennedy 1916-5-21 s.n. Contra Costa Between Diablo and Summit. Comment
  UC2055610  Salvia spathacea Mary Bowerman 1972-5-6 s. n. Contra Costa Pine Canyon, 1/4 mile up canyon from lowest reservoir. Comment
  RSA477576  Sambucus mexicana B. C. Templeton 1962-6-10 s.n. Contra Costa Mt Diablo. Comment
  UC1125344  Sambucus mexicana R. W. Lundh 1932-9-22 165 Contra Costa Mount Diablo Mt. Diablo Quadrangle Comment
  RSA0033930  Sanicula crassicaulis Barbara Ertter, Richard K. Brummitt 1998-5-6 16087 Contra Costa Lower Donner Canyon Road on north base of Mount Diablo, ca. 1/2 miles south of Donner cabin site. 304 Comment
  UC1022486  Sanicula crassicaulis C. Ritchie Bell 1953-4-1 3 X504 Contra Costa Mount Diablo, at Canyon Nook Campsite Mount Diablo; , Canyon Nook Campsite Comment
  UC691873  Sanicula crassicaulis Mary L. Bowerman 1930-6-5 248 Contra Costa Mount Diablo, West Road 5.8 mi from entrance Mount Diablo; , West Road 457 Comment
  UC691874  Sanicula crassicaulis Mary L. Bowerman 1933-5-8 2023 Contra Costa Mount Diablo, Rock City, w fork of Sycamore Creek Sycamore Creek; Mount Diablo, Rock City, Sycamore Creek Comment
  UC73292  Sanicula crassicaulis Harley P. Chandler 1901-4-4 952 Contra Costa Region of Mount Diablo, Pine Canyon Pine Canyon; Region of Mount Diablo, Pine Canyon Comment
  GH424366  Sanicula saxatilis J. T. Howell 1942-5-24 16969 Unknown Eagle Peak, Mt. Diablo Comment
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Nov 14 2019
  GH424367  Sanicula saxatilis J. T. Howell 1941-4-6 16180 Unknown Ridge east of Deer Park, Mt. Diablo 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
  RSA771181  Sanicula saxatilis Barbara Ertter, Brad Olson, Lynne Hosley 1991-4-7 9728 Contra Costa Eagle Peak on Mount Diablo, scree slopes on east and southwest side, esp. in drainages Comment
  SBBG122982  Sanicula saxatilis B. Ertter et al. 1991-4-7 9728 Contra Costa Eagle Pk on Mt Diablo Comment
  SD211529  Sanicula saxatilis Barbara Ertter, Brad Olson et al 1991-4-7 9728 Contra Costa Eagle Peak on Mount Diablo; scree slopes on East and Southwest side, especially in drainages 228 Comment
  UC666653  Sanicula saxatilis John Thomas Howell 1942-5-24 16969 Contra Costa Mount Diablo, Eagle Peak Mount Diablo; , Eagle Peak Comment
  UC691880  Sanicula saxatilis J. T. Howell 1942-5-24 16969 Contra Costa Mount Diablo, Eagle Point Mount Diablo; , Eagle Point Comment
  UC735123  Sanicula saxatilis Lincoln Constance, T. Morley, R. H. Shan, W. H. Wagner 1946-4-26 3036 Contra Costa summit s.w. of lookout Mt. Diablo 1158 Comment
  UC735124  Sanicula saxatilis Lincoln Constance, T. Morley, R. H. Shan, W. H. Wagner 1946-4-26 3036 Contra Costa Mount Diablo, Summit sw of lookout Mount Diablo 1158 Comment
  UC691876  Sanicula tuberosa Mary L. Bowerman 1931-4-25 755 Contra Costa Mount Diablo, near junction of south and west roads Mount Diablo Comment
  UC691877  Sanicula tuberosa Mary L. Bowerman 1931-4-19 743 Contra Costa Mount Diablo, Upper Deer Flat Upper Deer Flat; Mount Diablo, Upper Deer Flat Comment
  RSA274840  Saxifraga californica Lyman Benson 1935-3-16 6278 Contra Costa Mitchell Canyon near Clayton; Mt. Range: Mt. Diablo; Watershed: Walnut Creek. 244 Comment
  UC692474  Saxifraga californica Mary L. Bowerman 1931-3-7 554 Contra Costa Mount Diablo, South road below junction Mount Diablo Comment
  UC692475  Saxifraga californica Mary L. Bowerman 1933-4-9 1837 Contra Costa w fork Donner Canyon; Mount Diablo, Donner Canyon 243 Comment
  UC1795652  Scandix pecten-veneris Barbara Ertter, Mary Bowerman, Lisa Schultheis 1995-3-31 13947 Contra Costa Mount Diablo State Park, grassy field along road at base of Mitchell Canyon. 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
  CAS-BOT-BC240009  Scribneria bolanderi John Thomas Howell 1953-3-15 28924 Contra Costa Rock City, Mt. Diablo Comment
  UC691603  Scrophularia californica Mary L. Bowerman 1933-4-15 1855 Contra Costa canyon s of Arroyo del Cerro Mt Diablo Comment
  UC691605  Scrophularia californica Mary L. Bowerman 1930-6-18 344 Contra Costa Dan Cook Canyon Mt Diablo Comment
  CHSC39483  Scutellaria tuberosa Tyler Williams 1984-4-18 17 Contra Costa In 10 yd radius of site 4 at Juniper Camp on Summit Rd. in Mount Diablo State Park. 853 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
  UC692326  Sedum spathulifolium Mary L. Bowerman 1931-4-19 750 a Contra Costa on Mitchell Rock , on Mitchell Rock (Mount Diablo) Comment
  CAS-BOT-BC363288  Senecio aronicoides L. R. Abrams 1921-5-25 8033 Contra Costa Summit, Mt. Diablo Comment
  OBI75155  Senecio aronicoides David J. Keil 2011-5-29 31036 Contra Costa Mount Diablo State Park. Vicinity of Juniper Campground 900 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
  UC691352  Senecio vulgaris Mary L. Bowerman 1931-4-4 654 Contra Costa Mount Diablo West Road 4.5 mi from entrance Mount Diablo (= North Road, Mount Diablo); Mount Diablo Comment
  UC1795725  Sherardia arvensis Barbara Ertter, Mary Bowerman, Lisa Schultheis 1995-3-31 13941 Contra Costa Mount Diablo State Park, lower end of Mitchell Canyon south of Clayton, open oak woodland/grassland open flat area on east side of stream not far from trail head. 182 Comment
  UC692409  Silene californica Mary L. Bowerman 1931-5-19 874 Contra Costa e-facing flank of main e branch Donner Canyon (Mount Diablo); , Donner Canyon Comment
  CDA31177  Silene gallica D. G. Kelch, Troy McGregor; Ed Biffin 2010-6-1 10 .219 Contra Costa Mt. Diablo. Knobcone Point Rd. Comment
  UC692654  Silene gallica Mary L. Bowerman 1931-4-4 636 Contra Costa two mi by road from North Gate (Mount Diablo); , two mi from North Gate Comment
  UC692533  Silene verecunda subsp. platyota Mary L. Bowerman 1935-6-1 3108 Contra Costa largest ridge between Ransom Point ridge and Mitchell-Pine divide (Mount Diablo); , btw Ransom Point ridge and Mitchell-Pine div 1066 Comment
  UC691376  Silybum marianum Mary L. Bowerman 1930-6-3 233 Contra Costa West Road 1.9 mi from entrance Mount Diablo (= North Road); Mount Diablo Comment
  JEPS100011  Sinapis arvensis G. Smick 2003-4-8 GAS 131 Contra Costa Mt. Wanda; Martinez; John Muir National Historic Site; Mt. Wanda, John Muir National Historic Site Comment
  UC691084  Sinapis arvensis Mary L. Bowerman 1938-5-25 3634 Contra Costa North Road 2 mi from North Gate (Mount Diablo); , North Road 182 Comment
  UC691255  Sinapis arvensis Mary L. Bowerman 1931-4-11 710 Contra Costa Ridge e of lower Pine Canyon (Mount Diablo); Mount Diablo Comment
  UC691259  Sinapis arvensis Mary L. Bowerman 1938-5-25 3634 Contra Costa North Road 2 mi from North Gate (Mount Diablo); , North Road 182 Comment
  UC691054  Sisymbrium officinale Mary L. Bowerman 1930-6-3 231 Contra Costa Mount Diablo, West road, 1.9 mi from entrance, (West road = North road) Mount Diablo; , West road Comment
  UC691996  Smilacina stellata Mary L. Bowerman 1933-6-20 2332 Contra Costa Donner Canyon Mount Diablo (by stream where streamlet enters from w) 259 Comment
  UC2028463  Solanum americanum Barbara Ertter with Mary Bowerman 1996-11-1 15395 Contra Costa North base of Mount Diablo, downstream from Mitchell Canyon parking lot 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
  CAS-BOT-BC231714  Solanum umbelliferum John Thomas Howell 1926-3-7 1666 Contra Costa Mt. Diablo Comment
  JEPS99576  Solanum umbelliferum Mary Bowerman 1975-5-11 Contra Costa Mount Diablo, Back Creek. Comment
  JEPS99577  Solanum umbelliferum Mary Bowerman 1975-5-11 Contra Costa Mount Diablo, Back Creek. Comment
  NY853874  Solanum umbelliferum M. L. Bowerman 1975-5-11 s.n. Contra Costa Mount Diablo. Back Creek. Comment
  UC1125032  Solanum umbelliferum R. W. Lundh 1932-8-25 142 Contra Costa Mount Diablo 838 Comment
  UC691749  Solanum umbelliferum Mary L. Bowerman 1930-6-5 258 Contra Costa Mount Diablo, West Road = North Road, 5.8 mi from entrance Mount Diablo 457 Comment
  UC691760  Solanum umbelliferum Mary L. Bowerman 1931-3-7 553 Contra Costa Mount Diablo, Upper end of South Road Mount Diablo; , South Road Comment
  UC697139  Soliva sessilis Mary L. Bowerman 1931-4-11 689 Contra Costa Pine Canyon , Pine Canyon (Mount Diablo) 121 Comment
  UC691790  Sonchus oleraceus Mary L. Bowerman 1935-4-12 2813 Contra Costa North Road Mount Diablo (Mount Diablo) 198 Comment
  UC697186  Sorghum Mary L. Bowerman 1940-1 3836 Contra Costa Mt. Diablo, Wall Point trail Comment
  UC1980318  Sparaxis tricolor Barbara Ertter with C. Shafer, C. Davidson et al. 2011-4-23 20707 Contra Costa Mount Diablo State Park, Curry Point Comment
  UC1818860  Spergula arvensis subsp. arvensis Barbara Ertter, Kristin Ertter 1995-7-11 14467 Contra Costa Diablo Foothills Regional Park, dried road bed at base of east-facing cliff. 121 Comment
  UC1818861  Spergularia bocconi Barbara Ertter, Kristin Ertter 1995-7-11 14468 Contra Costa Diablo Foothills Regional Park, dried road bed at base of east-facing cliff. 121 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
  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
  UC691718  Stachys ajugoides var. rigida Mary L. Bowerman 1938-5-28 3637 Contra Costa 4.7 mi from North Gate (North Road, on w-facing bank between road and chaparral); Mount Diablo 457 Comment
  JEPS107110  Stachys pycnantha Barbara Ertter, Kristin Ertter 1995-7-11 14484 Contra Costa West side of Mt Diablo SW of Walnut Creek; dense growth at lower end of Pine Pond, in sun. 182 Comment
  JEPS63040  Stachys pycnantha Mary L. Bowerman 1930-6-28 402 Contra Costa Lower Silver Spring Mount Diablo Comment
  JEPS99541  Stachys pycnantha Mary L. Bowerman 1995-6-4 Contra Costa Mount Diablo. E side of Pine Pond. Comment
  JEPS99581  Stachys pycnantha Mary Bowerman 1993-10-22 Contra Costa Mount Diablo, Pine Pond. Comment
  UC2055616  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8035 Contra Costa SW slope Mt. Diablo. 1066 Comment
  UC2055617  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8035 Contra Costa SW slope Mt. Diablo. 1066 Comment
  UC2055618  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
  UC2055622  Stachys pycnantha Joseph Andorfer Ewan 1933-10-15 8035 Contra Costa SW slope Mt. Diablo. 1066 Comment
  UC691661  Stachys pycnantha Mary L. Bowerman 1930-6-28 402 Contra Costa Lower Silver Spring Mount Diablo. Comment