35.13778 35.23778 -120.76917 -120.66917 UC/JEPS: Consortium Search Results
Search Results — 572 specimen records retrieved (572 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/consortium/).
 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
  POM279280  Abronia maritima Doris Woodworth 1937-5-31 s.n. San Luis Obispo Between Pismo Beach and Avila. 3 Comment
  UC54817  Abronia maritima R. W. Summers 1883-6-1 San Luis Obispo Avila sea-beach Sand Hills, Avila Comment
  UC1071640  Acer macrophyllum H. C. Lee 1936-4-6 551 San Luis Obispo Head of Davis Canyon San Luis Obispo National Forest, Port San Luis Quad. Comment
  OBI79268  Acer negundo David J. Keil 2012-4-1 31239 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive 10 Comment
  OBI81458  Acer negundo Ben Tomei, Josh Olivarria, Brianna Dedwoody, Elena Wolf 2015-11-8 6 San Luis Obispo Bob Jones Trail, Left of trail, across from large live oak Comment
  UC1071650  Acer negundo var. californicum H. C. Lee 1936-6-2 647 San Luis Obispo 1 mi se Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  OBI60077  Acmispon maritimus var. maritimus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  SBBG34832  Acmispon maritimus var. maritimus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  OBI50898  Acmispon strigosus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI60074  Acmispon strigosus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  CAS-BOT-BC29229  Acourtia microcephala H. Bryan Reed 1940-7-1 s.n. San Luis Obispo San Luis Creek near Avila Comment
  OBI80514  Adiantum jordanii Tyler Lutz 2013-2-16 1 San Luis Obispo Hillside behind 259 Squire Canyon Rd. 65 Comment
  UCR161304  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2005-3-9 9101 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI79704  Aeonium haworthii David J. Keil 2012-7-18 31427 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  CAS-BOT-BC29367  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  CAS-BOT-BC29368  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  CAS-BOT-BC29369  Ageratina adenophora R. Wunrow 1954-4-29 s.n. San Luis Obispo Upper part of See Canyon Comment
  CAS-BOT-BC29370  Ageratina adenophora R. Wunrow 1954-4-29 s.n. San Luis Obispo Upper part of See Canyon Comment
  OBI16471  Ageratina adenophora R. Wunrow April1954 s.n. San Luis Obispo Upper part of See Cyn Comment
  OBI82442  Ageratina adenophora David J. Keil 2016-1-26 33452 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  UC1285238  Ageratina adenophora R. Wunrow 1954-4-29 San Luis Obispo upper part See Canyon Comment
  UCR142583  Ageratina adenophora George K. Helmkamp, Elizabeth Helmkamp 2000-4-19 5377 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR115788  Agoseris grandiflora George K. Helmkamp, E. A. Helmkamp 2000-4-19 5374 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  CAS-BOT-BC29679  Agoseris grandiflora var. grandiflora Alice Eastwood 1926-5-3 13795 San Luis Obispo Avila Comment
  OBI7292  Agoseris grandiflora var. grandiflora David J. Keil 1976-9-25 11834 San Luis Obispo Upper See Cyn along See Cyn rd Comment
  RSA749096  Agrostis densiflora David J. Keil 2001-6-14 29523 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  UC1928140  Agrostis densiflora David Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59209  Agrostis exarata David J. Keil 2001-5-31 29522 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59211  Agrostis exarata David J. Keil 2001-6-14 29523 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59368  Agrostis exarata David J. Keil, with Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59370  Agrostis exarata David J. Keil, with Jill Bushakra 2001-6-14 29553 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  RSA751810  Agrostis exarata David J. Keil 2001-6-14 29522 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  RSA749087  Agrostis exarata var. monolepis David J. Keil, Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  CAS-BOT-BC139366  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  CAS-BOT-BC139372  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  OBI63025  Agrostis hooveri LynneDee Oyler 1988-8-15 560 San Luis Obispo Squire Cyn property owned by Ted Ragan. Near water tank #2 and manzanitas Comment
  SBBG109891  Agrostis hooveri C. B. Hardham 1958-6-22 3729 San Luis Obispo See Cyn, Avila Comment
  OBI59207  Agrostis pallens Michael Curto 2001-5-31 29520 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI80293  Alnus rhombifolia Reiff, Nicole, Morgan Mazzocco, Christina Du Mont 2014-11-13 1 San Luis Obispo Located off of San Luis Bay Drive at Avila Woodstone Marketplace: 6675 Bay Laurel Place, Avila Beach. There is an entrance to the Bob Jones Trail to the left of the building where the plant is located on the righthand side of the entrance. 7 Comment
  RSA130663  Ambrosia chamissonis R. W. Summers 1884-6-12 s.n. San Luis Obispo Avila Comment
  UC52341  Ambrosia chamissonis Rev. R. W. Summers 1884-6-4 432 San Luis Obispo sand beach Avila Comment
  UC547733 Image available Amelanchier pallida I. J. Condit 1808-3-7 San Luis Obispo Avila Comment
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Jan 2 2019
  OBI78836  Amsinckia intermedia Michael Walgren 2014-4-30 403 San Luis Obispo San Luis Range along the PG&E access road above Wild Cherry Canyon 359 Comment
  UC1123233  Anagallis arvensis H. C. Lee 1936-3-19 529 San Luis Obispo 2 mi. n. Miles; Arroyo Grande Quad. Comment
  UCSB8167  Anthemis cotula Haller, John 1966-6-3 San Luis Obispo U.S. Hwy. 101 near Shell Beach, about 10 miles south of San Luis Obispo Comment
  UCR14945  Anthriscus caucalis George K. Helmkamp 1976-5-16 s.n. San Luis Obispo Central Coast, Hwy 1, Avila Beach turnoff Comment
  OBI53024  Antirrhinum multiflorum David J. Keil 1995-6-11 25342 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI53025  Antirrhinum nuttallianum David J. Keil 1995-6-11 25341 -1 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UCR25006  Aquilegia eximia George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  OBI28671  Arctostaphylos crustacea Kurt R. Neisess 1976-2-22 s.n. San Luis Obispo Growing at top of See Canyon in SLO Comment
  OBI66788  Arctostaphylos crustacea subsp. crustacea Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  SBBG119459  Arctostaphylos crustacea subsp. crustacea C. Bornstein, E. Collins 2006-9-21 San Luis Obispo See Cyn Rd, ca. 3 mi NW of Davis Cyn Rd 228 Comment
  GH350801  Arctostaphylos obispoensis A. E. Wieslander Unknown Sycamore Springs Comment
  JEPS38854  Arctostaphylos obispoensis A. E. Wieslander San Luis Obispo Sycamore Springs Comment
  JEPS38899  Arctostaphylos obispoensis A. E. Wieslander 1935-6-16 580 San Luis Obispo Sycamore Springs Arroyo Grande Quad. Comment
  CAS-BOT-BC44407  Arctostaphylos pechoensis R. F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  CAS-BOT-BC44411  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  CAS-BOT-BC44412  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Between See Canyon and Irish Hills Comment
  JEPS44845  Arctostaphylos pechoensis W. R. Dudley 1902-4-5 San Luis Obispo head of Wild Cherry Canyon Pecho Mts.; Pecho Mts., head of Wild Cherry Canyon, San Luis Obispo Co. Comment
  OBI66776  Arctostaphylos pechoensis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  RSA122342  Arctostaphylos pechoensis A. E. Wieslander 1936-5-11 635 San Luis Obispo Head of Wild Cherry Canyon 457 Comment
  RSA233125  Arctostaphylos pechoensis W. R. Dudley 1912-4-5 s.n. San Luis Obispo Pecho Mountains head of Wild Cherry Canyon Comment
  SBBG114649  Arctostaphylos pechoensis D. Wilken with E. Painter 2002-4-1 15886 San Luis Obispo See Cyn, ca. 1.3 map km SE of jct with Prefumo Cyn Rd at Coon Crk, ca. 0.9 air km SSE of head of See Cyn 250 Comment
  SBBG119458  Arctostaphylos pechoensis C. Bornstein, E. Collins 2006-9-21 San Luis Obispo See Cyn Rd, ca. 0.8 mi NW of jct with Davis Cyn Rd 68 Comment
  UC511464  Arctostaphylos pechoensis W. R. Dudley 1902-4-5 San Luis Obispo head of canyon Pecho Mts., Wild Cherry Canyon Comment
  UC511465  Arctostaphylos pechoensis W. R. Dudley 1902-4-5 San Luis Obispo head of canyon Pecho Mts., Wild Cherry Canyon Comment
  UCR58380  Arctostaphylos pechoensis Walter Knight, I. Knight 1980-6-14 3750 San Luis Obispo Original from Wild Cherry Canyon (Now in Tilden Regional Park Botanic Garden) Comment
  UCR25455  Arctostaphylos pechoensis var. viridissima Michael J. Kelly 1975-3-27 045 San Luis Obispo Central Coast, left side of See Canyon Road, 4 mi from San Luis Bay Drive off of Hwy 101 183 Comment
  OBI56200  Arctostaphylos pilosula David J. Keil, Lynn Dee Oyler 1989-1 s.n. San Luis Obispo Squire Cyn, South of SLO Comment
  OBI83462  Arctostaphylos pilosula Alison Clark, Molly Mort, Ben Christensen, Alberto Cordero, Sam Osburn 2017-1-21 5 San Luis Obispo Ontario ridge trail starting from just north of El Portal Dr. 400 ft up from trailhead. Growing 200 feet to the right of the main trail on the flat part of the eastern facing slope. 84 Comment
  UC1309679  Arctostaphylos pilosula N. French 1936-1-31 708 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 60 Comment
  UC1309684  Arctostaphylos pilosula H. C. Lee 1936-1-31 383 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 60 Comment
  UC1334937  Arctostaphylos pilosula A. E. Wieslander 1935-6-16 580 San Luis Obispo 1 mi e Sycamore Springs; Arroyo Grande Quadrangle 76 Comment
  UC1334941  Arctostaphylos pilosula Beryl Schreiber 1938-9-7 2556 San Luis Obispo Sycamore Springs Arroyo Grande Quadrangle 30 Comment
  UCD53655  Arctostaphylos pilosula Beryl O. Schreiber 1938-10-7 2556 A San Luis Obispo Sycamore Springs. 30 Comment
  UCD53663  Arctostaphylos pilosula N. French 1936-1-31 708 San Luis Obispo Sycamore Springs. 60 Comment
  UC1120101  Arctostaphylos tomentosa subsp. crustacea H. C. Lee 1936-1-31 382 San Luis Obispo trail s Davis Canyon; Port San Luis Quadrangle Comment
  UC1120135  Arctostaphylos tomentosa subsp. crustacea Beryl O. Schreiber 1938-10-7 2558 San Luis Obispo Davis Canyon Port San Luis Quadrangle Comment
  RSA660609  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. At overlook, 1.8 mi. in from gate. Comment
  UCD53554  Arctostaphylos viridissima A. E. Wieslander 1936-5-11 636 San Luis Obispo Head of Wild Cherry Canyon. 457 Comment
  UCD53555  Arctostaphylos viridissima A. E. Wieslander 1936-5-11 634 San Luis Obispo Dudley type locality; head of Wild Cherry Canyon. 457 Comment
  JEPS100693  Arctostaphylos wellsii Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13717 San Luis Obispo Point San Luis, on E slope San Luis Hill, along road to lighthouse 106 Comment
  RSA660361  Arctostaphylos wellsii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve, immediate across trail NW of correl, 2.5 mi. from gate. Comment
  UCD51082  Arctostaphylos wellsii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. Immediate across trail NW of corral, 2.5 mi from gate. Comment
  CAS-BOT-BC84877  Artemisia californica Alice Eastwood 1926-5-3 13769 San Luis Obispo Avila Comment
  OBI81460  Artemisia californica Josh Olivarria, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly 2016-11-8 1 San Luis Obispo Bob Jones Trail, right of trail, 200m in 13 Comment
  RSA442314  Artemisia californica F. H. Elmore 1933-8-4 348 San Luis Obispo Avila; Port San Luis Comment
  RSA576137  Asclepias fascicularis F. H. Elmore 1933-8-4 355 San Luis Obispo Avila Comment
  SD197657  Asclepias fascicularis G. K. Helmkamp 1990-9-3 San Luis Obispo Central Coast: north of the bay at Avila Beach. 7 Comment
  UCR202644  Asclepias fascicularis George K. Helmkamp 1990-9-3 s.n. San Luis Obispo Central Coast, north of the bay at Avila Beach 8 Comment
  OBI82347  Asparagus asparagoides David J. Keil 2016-2-6 33450 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI82348  Asphodelus fistulosus David Keil 2016-2-6 33443 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove. Comment
  UCR42814  Asphodelus fistulosus David J. Keil 1979-4-29 13047 San Luis Obispo Central Coast, along US Hwy 101, c. 5 mi south of San Luis Obispo Comment
  UCD77412  Atriplex californica Robert E. Preston 1998-6-14 1127 San Luis Obispo Shell Beach, on cliffs, just above high tide line Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  RSA696211  Atriplex leucophylla Keith E. Hoffmaster 1935-6-28 s.n. San Luis Obispo Avila Beach Comment
  SD264807  Atriplex leucophylla David Keil 2015-8-10 33340 San Luis Obispo Avila Beach. San Luis Obispo Creek estuary. 0 Comment
  OBI28222  Avena barbata Rick Frelinger 1982-4-20 14 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  OBI81462  Baccharis pilularis Elena Wolf, Ben Tomei, Josh Olivarria, Brianna Dedwoody, James Kelly 2015-11-8 1 San Luis Obispo Bob Jones Trail, beginning of trail, behind restroom 13 Comment
  UC30353  Baccharis pilularis J. Burtt Davy Oct 1896 2715 San Luis Obispo Port Harford Comment
  CAS-BOT-BC75860  Berberis pinnata R. F. Hoover 1947-2-22 s.n. San Luis Obispo See Canyon, San Luis Range. Comment
  UC1296303  Berberis pinnata R. F. Hoover 1947-2-22 6618 San Luis Obispo See Canyon; San Luis Range Comment
  OBI20548  Berberis pinnata subsp. pinnata Robert F. Hoover 1947-2-22 6618 San Luis Obispo See Canyon, San Luis Range Comment
  UCR39142  Bolboschoenus glaucus David J. Keil 1982-7-26 16311 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  OBI83656  Bowlesia incana David J. Keil, Travis Barrett 2016-3-23 33848 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10 120 Comment
  OBI72387  Brassica oleracea Anthony Baniaga 2010-5-31 230 San Luis Obispo Port San Luis Harbor breakwater jetty. Whalers Rock 9 Comment
  OBI72388  Brassica oleracea Anthony Baniaga 2010-5-31 230 San Luis Obispo Port San Luis Harbor breakwater jetty. Whalers Rock 9 Comment
  OBI79664  Brassica oleracea Anthony Baniaga 2010-5-31 230 San Luis Obispo Port San Luis Harbor breakwater jetty, Whalers Rock. 9 Comment
  OBI80396  Brassica rapa Amber Sharpe 2015-1-31 1 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  UC30696  Brickellia californica J. Burtt Davy 1896-10-13 2716 San Luis Obispo Port Harford Comment
  UC86107  Brickellia californica J. Burtt Davy Oct 1896 2716 San Luis Obispo Port Harford Comment
  CAS-BOT-BC148960  Bromus carinatus var. carinatus R. F. Hoover 1964-5-14 8862 San Luis Obispo See Canyon. Comment
  OBI28280  Bromus diandrus Rick Frelinger 1982-4-20 6 San Luis Obispo San Luis Creek between US Hwy 101 and lower Higuera St, San Luis Obispo Comment
  OBI80949  Bromus diandrus Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 4 San Luis Obispo Johnson Rach Open Space Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  OBI28220  Bromus hordeaceus Rick Frelinger 1982-4-20 16 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  CAS-BOT-BC162027  Bromus pseudolaevipes R. F. Hoover 1964-5-14 8861 San Luis Obispo See Canyon. Comment
  OBI59210  Bromus pseudolaevipes Michael Curto 2001-5-31 29526 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI22452  Bromus sitchensis Robert F. Hoover 1964-5-14 8862 San Luis Obispo See Cyn Comment
  OBI83452  Calystegia macrostegia Samantha Osburn, Alison, Molly, Ben, Alberto 2016-1-21 1 San Luis Obispo Ontario Ridge Trail. On the ridge above Shell Beach Road. Growing along the trail. 59 Comment
  SEINET2444508  Calystegia macrostegia Jillian C. Boettcher 2002-4-29 8 San Luis Obispo Avila Beach. Avila Beach drive turnout 1 mile off Hwy 101 exit. 6 Comment
  OBI83673  Calystegia macrostegia subsp. cyclostegia Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 5 San Luis Obispo Ontario Ridge Trail, Avila. 1/6 mile north down trail on west side of trail. 220 Comment
  RSA394775  Calystegia macrostegia subsp. cyclostegia F. H. Elmore 1933-8-4 350 San Luis Obispo Avila Comment
  UC1123615  Calystegia macrostegia subsp. cyclostegia H. C. Lee 1936-3-19 590 San Luis Obispo 2 mi n Miles; Arroyo Grande Quad., n of Miles Comment
  CAS-BOT-BC160306  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-10 9010 San Luis Obispo Avila Comment
  UC1122158  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. C. Lee 1936-3-25 534 San Luis Obispo Avila Arroyo Grande Quadrangle 1 Comment
  OBI83493  Cardamine californica Evrett Marr 2017-2-14 2 San Luis Obispo Bob Jones Trail, half mile past trailhead, on left hand side about 20 ft off trail and 10 ft from creek. 10 Comment
  UCR39005  Cardamine californica David J. Keil 1982-3-20 15748 San Luis Obispo Central Coast/South Coast Range, San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  UCR161301  Cardamine californica var. integrifolia George K. Helmkamp, E. A. Helmkamp 2005-3-9 9104 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  CDA43352  Cardamine hirsuta David J. Keil 2012-4-1 31238 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive, along San Luis Creek. Comment
  OBI79226  Cardamine hirsuta David J. Keil 2012-4-1 31238 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive 10 Comment
  OBI80394  Cardamine hirsuta Amber Sharpe 2015-1-31 4 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  OBI83677  Cardamine hirsuta Maiah Alman, Jeremy Retornaz, Mitch Zehr 2016-2-7 1 San Luis Obispo Bob Jones Bike Trail Comment
  RSA709070  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills: Irish Hills; See Canyon, 1.0 miles N of San Luis Bay Drive. 43 Comment
  UCR161295  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  CAS-BOT-BC281708  Carduus pycnocephalus R. F. Hoover 1964-5-14 8870 San Luis Obispo See Canyon Comment
  OBI28217  Carduus pycnocephalus Rick Frelinger 1982-4-10 11 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  UCR61715  Carduus pycnocephalus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UC1276304  Carduus pycnocephalus subsp. pycnocephalus R. F. Hoover 1964-5-14 8870 San Luis Obispo See Canyon Comment
  OBI81528  Carex barbarae Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-7 8 San Luis Obispo Strothers Park. 3/4 mile from trailhead on the north side of the path 10ft away, just past the transition from grassland to oak woodland. Comment
  OBI56987  Carex globosa David J. Keil 1995-6-11 25348 San Luis Obispo San Luis Range. San luis Bay Estates. Area proposed for housing development Comment
  SBBG112439  Carex globosa D. Keil 1995-6-11 25348 San Luis Obispo San Luis Bay Estates; San Luis Range Comment
  UCR42863  Carex globosa David J. Keil 1979-4-29 13053 San Luis Obispo Central Coast, See Canyon Comment
  OBI9689  Castilleja affinis Robert J. Rodin 1954-1-10 5893 San Luis Obispo See Cyn Comment
  SBBG48479  Castilleja affinis L. W. Edge 1974-6-10 443 San Luis Obispo lower See Cyn Comment
  JEPS24100  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1959-4-10 5029 San Luis Obispo See Canyon Irish Hills 106 Comment
  UCR115787  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2000-4-19 5375 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161292  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-3-9 9091 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  OBI76629  Castilleja densiflora subsp. obispoensis Jason Dart 2005-4-29 263 San Luis Obispo S slope of Squire Cyn, E of Monte Rd 76 Comment
  UC1032370  Castilleja densiflora subsp. obispoensis N. K. Carlson 1936-3-22 208 San Luis Obispo 0.6 mi nne Sycamore Springs; Arroyo Grande Quad. 53 Comment
  UC454805  Castilleja densiflora subsp. obispoensis I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  UC569783  Castilleja densiflora subsp. obispoensis N. K. Carlson 1936-3-22 208 San Luis Obispo 0.6 mi nne Sycamore Springs; Arroyo Grande Quad. 53 Comment
  UCR14972  Castilleja mollis George K. Helmkamp 1976-5-16 s.n. San Luis Obispo Central Coast, Hwy 1, Avila Beach turnoff Comment
  UC1071087  Ceanothus cuneatus var. rigidus H. C. Lee 1936-1-31 379 San Luis Obispo 1 mi ENE of Saddle Peak 441 Comment
  UCR61753  Ceanothus impressus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UC1071173 Image available Ceanothus oliganthus var. oliganthus H. C. Lee 1936-3-11 479 San Luis Obispo 1 1/2 miles S.E. of Sycamore Springs. 60 Comment
  UC1071346  Ceanothus spinosus H. C. Lee 1936-3-19 586 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  RSA643446  Centaurea calcitrapa R. D. Goeden, D. W. Ricker 1972-6-20 s.n. San Luis Obispo S of San Luis Obispo; east side of Hwy 101, south of San Luis Bay Drive at crossing of San Luis Obispo Creek, near Avila Beach 75 Comment
  SD143578  Centaurea calcitrapa R. D. Goeden, D. W. Ricker 1972-6-20 San Luis Obispo South of San Luis Obispo, east side of Highway 101, south of San Luis Bay Drive at crossing of San Luis Obispo Creek, near Avila Beach 74 Comment
  UCR109781  Centaurea calcitrapa R. D. Goeden, Don W. Ricker 1972-6-20 s.n. San Luis Obispo S of San Luis Obispo, east side of Hwy 101, south of San Luis Bay Drive at crossing of San Luis Obispo Creek, near Avila Beach 75 Comment
  OBI26287  Centaurea solstitialis Mark E. Schneider 1974-8-13 s.n. San Luis Obispo US 101 S of SLO. S, just before Higuera ramp Comment
  OBI64638  Centromadia parryi subsp. congdonii David J. Keil 2005-7-13 30414 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  UC1125809  Cerastium glomeratum H. C. Lee 1936-3-14 494 San Luis Obispo 1 mi. e.-s.e. Sycamore Springs; Arroyo Grande Quad. Comment
  OBI17203  Chenopodium murale Robert F. Hoover 1964-6-10 9011 San Luis Obispo Avila Comment
  OBI59657  Chlorogalum pomeridianum David J. Keil, with Jill Bushakra 2001-6-14 29556 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI81207  Chlorogalum pomeridianum Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 10 San Luis Obispo Johnson Rach Open Space Comment
  UCD138446  Chlorogalum pomeridianum var. pomeridianum David Keil; Jill Bushakra 2001-6-14 29556 San Luis Obispo San Luis Obispo County: San Luis Range, between Prefumo Canyon and See Canyon. Comment
  UCD138447  Chlorogalum pomeridianum var. pomeridianum David Keil; Jill Bushakra 2001-6-14 29556 San Luis Obispo San Luis Obispo County: San Luis Range, between Prefumo Canyon and See Canyon. 800 Comment
  RSA781281  Chorizanthe diffusa Elizabeth A. Kempton, J. Reveal 2008-5-10 557 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  UC1982137  Chorizanthe diffusa Elizabeth Kempton with James L. Reveal 2008-5-10 557 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads. Comment
  UCR245439  Chorizanthe diffusa Elizabeth A. Kempton, James L. Reveal 2008-5-10 557 San Luis Obispo South Coast, [Irish Hills], junction of Indian Knob and Squire Canyon Roads 172 Comment
  JEPS99155  Chorizanthe obovata Clare B. Hardham 1004 San Luis Obispo See Canyon Comment
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1
  RSA781280  Chorizanthe obovata Elizabeth A. Kempton, J. Reveal 2008-5-10 558 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  SBBG18320  Chorizanthe obovata C. B. Hardham 1961-5-16 7044 San Luis Obispo See Cyn, Avila Comment
  UCR245444  Chorizanthe obovata Elizabeth A. Kempton, James L. Reveal 2008-5-10 558 San Luis Obispo South Coast, [Irish Hills], junction of Indian Knob and Squire Canyon Roads 172 Comment
  UCSB17201  Chorizanthe obovata Hardham, Clare 1961-5-16 San Luis Obispo See Canyon, Avila Comment
  UC1135212  Chrysolepis chrysophylla var. minor H. C. Lee 1936-1-31 380 San Luis Obispo saddle s Davis Canyon; Port San Luis Quad. 441 Comment
  OBI59654  Cirsium fontinale var. obispoense David J. Keil, with Jill Bushakra 2001-1 San Luis Obispo Comment
  CAS-BOT-BC165591  Clarkia unguiculata Alice Eastwood 1926-5-3 13786 San Luis Obispo Avila Comment
  SBBG48485  Clarkia unguiculata L. W. Edge 1974-6-10 444 San Luis Obispo lower See Cyn Comment
  UC454588  Clarkia unguiculata I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  OBI83490  Claytonia perfoliata Evrett Marr 2017-2-14 1 San Luis Obispo Bob Jones trail, half mile past trailhead on right side below fenced off brown structures, flat area 10 Comment
  UC1136725  Claytonia perfoliata subsp. mexicana N. K. Carlson 1936-3-21 205 San Luis Obispo 2 mi sw Asphalt Mine; Arroyo Grande Quad. 48 Comment
  UCR161293  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2005-3-9 9092 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UCR115796  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp, E. A. Helmkamp 2000-4-19 5365 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  SEINET10305668 Image available Collinsia heterophylla Malcolm G. McLeod 1973-4-8 1192 San Luis Obispo Bottom of See Canyon, SE of San Luis Obispo Comment
  UC762707  Collinsia heterophylla R. F. Hoover 1946-4-27 6080 San Luis Obispo See Canyon Comment
  OBI83657  Cordylanthus rigidus David J. Keil, Travis Barrett 2016-3-23 33856 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. 120 Comment
  OBI53136  Cordylanthus rigidus subsp. rigidus Lynne Dee Oyler 1988-8-15 559 San Luis Obispo Squire Cyn property owned by Ted Ragan Comment
  CAS-BOT-BC101431  Corethrogyne filaginifolia Alice Eastwood 1926-5-3 13770 San Luis Obispo Avila Comment
  CAS-BOT-BC210348  Cornus sericea W. R. Dudley 1902-4-5 s.n. San Luis Obispo Wild Cherry Creek, near Port Harford Comment
  UC1140926  Cornus sericea subsp. sericea W. R. Dudley 1902-4-5 San Luis Obispo Wild Cherry Creek near Port Harford; Wild Cherry Creek Comment
  RSA646262  Cornus stolonifera Marion P. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 305 Comment
  OBI83054  Crassula connata David J. Keil, Travis Belt and Barrett Holland 2016-10-3 33567 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1. 15 Comment
  OBI79525  Crassula ovata David J. Keil 2012-7-18 31428 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  OBI59364  Cryptantha clevelandii David J. Keil 2001-5-31 29530 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI81213  Cryptantha clevelandii Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 9 San Luis Obispo Johnson Rach Open Space Comment
  UC762705  Cryptantha clevelandii R. F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon Comment
  RSA128402  Cryptantha clevelandii var. florosa Robert F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon. Comment
  CAS-BOT-BC215971  Cuscuta californica Alice Eastwood 1926-5-3 13772 San Luis Obispo Avila Comment
  OBI82460  Cynara cardunculus David J. Keil 2016-2-6 33444 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI59302  Cynara cardunculus subsp. cardunculus David J. Keil, with V. L. Holland 2001-11-14 29736 San Luis Obispo Pirates Cove near Avila. 15 Comment
  OBI083627  Cyperus eragrostis David J. Keil 2016-5-24 33868 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 3. In channel of tributary of Wild Cherry Creek in shade of oaks. 45 Comment
  CDA43358  Datura stramonium David J. Keil, Mike Walgren, Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Near mouth of Wild Cherry Canyon. Comment
  CDA43360  Datura stramonium David J. Keil 2012-7-14 31405 San Luis Obispo South of San Luis Obispo on South Higuera Street Hayfield between Clover Ridge Lane and San Luis Creek Comment
  OBI79582  Datura stramonium David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Near mouth of Wild Cherry Canyon. 60 Comment
  OBI79746  Datura stramonium David J. Keil 2012-7-14 31405 San Luis Obispo South of San Luis Obispo on South Higuera Street Hayfield between Clover Ridge Lane and San Luis Creek 19 Comment
  SBBG130680  Datura stramonium D. J. Keil 2012-7-14 31405 San Luis Obispo S of San Luis Obispo on S Higuera St Hayfield between Clover Ridge Lane and San Luis Crk 19 Comment
  SEINET3928174  Datura stramonium David J. Keil, Mike Walgren; Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Near mouth of Wild Cherry Canyon.; 0 60 Comment
  UC2027578  Datura stramonium David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31384 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  OBI80392  Delairea odorata Amber Sharpe 2015-1-31 2 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  CAS-BOT-BC11073  Delphinium californicum Robert Francis Hoover 1964-5-14 8859 San Luis Obispo See Canyon Comment
  UC455619  Delphinium californicum I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  OBI59208  Deschampsia danthonioides Michael Curto 2001-5-31 29521 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  RSA751809  Deschampsia danthonioides David J. Keil 2001-6-14 29521 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  OBI59213  Deschampsia elongata Michael Curto 2001-5-31 29528 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC152496  Diplacus aurantiacus Alice Eastwood 1926-5-3 13802 San Luis Obispo Avila Comment
  OBI83672  Diplacus aurantiacus Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 4 San Luis Obispo Ontario Ridge Trail, Avila. 1/4 mile north on the trail. West side of trail 220 Comment
  CAS-BOT-BC195708  Distichlis spicata R. F. Hoover 1964-6-10 9016 San Luis Obispo Avila Comment
  OBI22325  Distichlis spicata Robert F. Hoover 1964-6-10 9016 San Luis Obispo Avila Comment
  OBI79539  Drosanthemum floribundum David J. Keil 2012-7-18 31426 San Luis Obispo Pismo Beach. Across street from 1654 Ocean Blvd. Face of eroding sea bluff in splash zone 4 Comment
  OBI83637  Drymocallis glandulosa David J. Keil, Travis Barrett 2016-3-23 33849 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10. 120 Comment
  CAS-BOT-BC159527  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-5-3 13792 San Luis Obispo Avila Comment
  SBBG46674  Drymocallis glandulosa var. wrangelliana L. W. Edge 1973-4-9 264 San Luis Obispo lower See Cyn Comment
  CAS-BOT-BC70975  Dryopteris arguta Alice Eastwood 1926-5-3 13794 San Luis Obispo Avila Comment
  UC2027522  Dryopteris arguta Tyler Lutz 2013-2-16 3 San Luis Obispo Hillside behind 259 Squire Canyon Road. Comment
  UCR161297  Dryopteris arguta George K. Helmkamp, E. A. Helmkamp 2005-3-9 9096 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC455352  Dudleya lanceolata E. P. Unangst 1906-7-1 San Luis Obispo Sycamore Springs Comment
  OBI53026  Dudleya pulverulenta David J. Keil 1995-6-11 25345 San Luis Obispo San luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI79585  Dudleya pulverulenta David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31381 San Luis Obispo San Luis Range (Irish Hills). Hibberd Preserve 315 Comment
  UC933242  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1950-5-30 3436 San Luis Obispo See Canyon Comment
  OBI82452  Echium candicans David J. Keil 2016-2-6 33449 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI83667  Echium candicans Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 2 San Luis Obispo Ontario Ridge Trail, Avila. Southwest near trail parking lot gate. 220 Comment
  RSA769874  Ehrharta calycina David J. Keil, Matt Ritter, Mike Vasey, Brad Hall, Terry Guidetti 2009-4-4 30575 San Luis Obispo Guidetti Ranch. Indian Knob. Near ecological study plots emplaced by Cal Poly scientists in early 1980s. Comment
  OBI59373  Elymus elymoides Michael Curto, with Jill Bushakra 2001-6-14 29546 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI52974  Elymus glaucus Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  RSA706638  Elymus glaucus L. M. Prince, J. Travis Columbus, et al. 2002-4-28 02 -331 San Luis Obispo 250 Avila Beach Drive. North facing road cut. 50 Comment
  CAS-BOT-BC203671  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-14 8863 San Luis Obispo See Canyon Comment
  UCR42652  Elymus triticoides subsp. multiflorus David J. Keil 1979-4-29 13050 San Luis Obispo Central Coast, See Canyon Comment
  OBI79555  Epilobium brachycarpum David J. Keil 2012-7-14 31409 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  UCR119349  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5976 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  RSA588384  Epilobium canum subsp. canum F. H. Elmore 1933-8-4 346 San Luis Obispo Avila; Port San Luis Comment
  UCR119350  Epilobium canum subsp. canum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5975 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  OBI81524  Erigeron bonariensis Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-6 6 San Luis Obispo Bob Jones trail. 1/2 mile from the trailhead on the north side of the path. Comment
  CDA43311  Erigeron sumatrensis David J. Keil 2008-8-3 30560 San Luis Obispo San Luis Obispo. Behind Home Depot store along south side of Froom Ranch Way. Comment
  OBI17621  Eriogonum fasciculatum Kamran Alavi 1977-8-12 31 San Luis Obispo Off 101, Shell Beach Comment
  CAS-BOT-BC257897  Eriogonum parvifolium Alice Eastwood 1926-5-3 13765 San Luis Obispo Avila Comment
  RSA420504  Eriogonum parvifolium var. parvifolium F. H. Elmore 1933-8-4 356 San Luis Obispo Avila; Port San Luis Comment
  CAS-BOT-BC304093  Eriophyllum confertiflorum Alice Eastwood 1926-5-3 13773 San Luis Obispo Avila Comment
  SEINET8687402 Image available Eriophyllum multicaule R. W. Summers 1884-6-17 s.n. San Luis Obispo Pecho; sand beach Comment
  OBI83062  Erodium moschatum David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33565 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  CAS-BOT-BC54452  Erysimum capitatum Alice Eastwood 1926-5-3 13782 San Luis Obispo Avila. Comment
  CAS-BOT-BC402826  Eschscholzia caespitosa Robert F. Hoover 1946-4-27 6079 San Luis Obispo See Canyon Comment
  OBI11786  Eschscholzia caespitosa Robert F. Hoover 1946-4-27 6079 San Luis Obispo See Cyn Comment
  UC766993  Eschscholzia caespitosa R. F. Hoover 1946-4-27 6079 San Luis Obispo See Canyon Comment
  UCR39004  Eschscholzia caespitosa David J. Keil 1982-3-20 15747 San Luis Obispo Central Coast/South Coast Range, San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  OBI6957  Eschscholzia californica S. S. Equinoa 1968-2-4 8 San Luis Obispo 10 mi S of San Luis Obispo in Avila Beach Comment
  UCR25003  Eschscholzia hypecoides George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  UC455401  Euphorbia crenulata Unangst and Roadhouse 1906-4-4 609 San Luis Obispo See Canyon Comment
  RSA643313  Euphorbia lathyris R. D. Goeden, D. W. Ricker, P. Goeden 1976-2-18 s.n. San Luis Obispo southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  RSA643314  Euphorbia lathyris R. D. Goeden, D. W. Ricker, P. Goeden 1976-2-18 s.n. San Luis Obispo southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  UCR109706  Euphorbia lathyris R. D. Goeden, Don W. Ricker 1976-2-18 s.n. San Luis Obispo South of San Luis Obispo, southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  UCR14973  Euphorbia lathyris R. D. Goeden, Don W. Ricker 1976-2-18 s.n. San Luis Obispo South of San Luis Obispo, southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  UCR14974  Euphorbia lathyris R. D. Goeden, Don W. Ricker 1976-2-18 s.n. San Luis Obispo South of San Luis Obispo, southeast corner of Hwy 101 and Avila Road, near Avila Beach 75 Comment
  OBI59372  Festuca arundinacea Michael Curto, with Jill Bushakra 2001-6-14 29555 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC278297  Festuca californica R. F. Hoover 1948-5-3 7512 San Luis Obispo See Canyon Comment
  OBI21821  Festuca californica Robert F. Hoover 1948-5-3 7512 San Luis Obispo See Cyn Comment
  OBI21822  Festuca californica Robert F. Hoover 1964-5-14 8864 San Luis Obispo See Cyn Comment
  RSA201564  Festuca californica subsp. hitchcockiana Robert F. Hoover 1964-5-14 8864 San Luis Obispo See Canyon. Comment
  CAS-BOT-BC278367  Festuca elmeri R. F. Hoover 1948-5-3 7511 San Luis Obispo See Canyon Comment
  CAS-BOT-BC278370  Festuca elmeri R. F. Hoover 1964-5-14 8860 San Luis Obispo See Canyon Comment
  OBI21828  Festuca elmeri Robert F. Hoover 1948-5-3 7511 San Luis Obispo See cyn Comment
  OBI21829  Festuca elmeri Robert F. Hoover 1964-5-14 8860 San Luis Obispo See Cyn Comment
  UC1153411  Festuca elmeri R. F. Hoover 1948-5-3 7511 San Luis Obispo See Canyon Comment
  OBI59371  Festuca perennis Michael Curto, with Jill Bushakra 2001-6-14 29549 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  SEINET2444533  Foeniculum vulgare Jillian C. Boettcher 2002-4-29 9 San Luis Obispo Avila Beach. Turnout off Avila Beach Drive 1 mi W of Avila Beach exit off Hwy 101. 6 Comment
  CAS-BOT-BC211646  Frankenia salina R. F. Hoover 1964-6-10 9014 San Luis Obispo Avila Comment
  OBI14187  Frankenia salina Robert F. Hoover 1964-6-10 9014 San Luis Obispo Avila Comment
  OBI59374  Fritillaria biflora David J. Keil, with Jill Bushakra 2001-6-14 29548 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UC66676  Fritillaria biflora N. K. Berg 1904-4-17 San Luis Obispo Port Harford Comment
  OBI82376  Furcraea foetida David J. Keil 2016-2-11 33456 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range 30 Comment
  UCR61706  Galium aparine George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI83674  Genista monspessulana Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 1 San Luis Obispo Ontario Ridge Trail, Avila. Right beside trail parking lot to the west. 220 Comment
  UCR115786  Geranium molle George K. Helmkamp, E. A. Helmkamp 2000-4-19 5376 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  OBI78837  Gilia achilleifolia Michael Walgren 2014-4-30 402 San Luis Obispo San Luis Range along the PG&E access road above Wild Cherry Canyon 359 Comment
  RSA574523  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  RSA574525  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 455 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  RSA574526  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 455 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  RSA742095  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell 1992-5-28 157 San Luis Obispo Central Coast: 6060 Ontario Rd., 0.8 miles N of Avila Beach, near San Luis Bay Dr. exit off CA Hwy 101. 16 Comment
  SEINET14623422  Gilia achilleifolia subsp. achilleifolia V. Grant, A. Grant 1948-5-29 8555 San Luis Obispo On Hwy 101, 5 miles SW of San Luis Obispo. Comment
  UC1605475  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell with Donna Krause 1994-5-27 455 San Luis Obispo 0.8 mi n of Avila Beach - San Luis Bay exit off CA Hwy 101 (at 6060 Ontario Rd.); n of Avila Beach - San Luis Bay exit off CA Hwy 101 100 Comment
  UCR202448  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell 1992-5-28 157 San Luis Obispo Central Coast, 6060 Ontario Rd., 0.8 miles N of Avila Beach, near San Luis Bay Dr. exit of CA Hwy 101 16 Comment
  UCR202540  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, K. L. Kendrick 1996-5-19 490 San Luis Obispo Central Coast, 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101 100 Comment
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Oct 11 2010
  UCR84581  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 San Luis Obispo Central Coast, 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101 100 Comment
  UC1123788  Gilia clivorum H. C. Lee 1936-3-14 495 San Luis Obispo 1 mi ese Sycamore Springs; Arroyo Grande Quad., San Luis Obispo NF, ese Sycamore Spring Comment
  CAS-BOT-BC303875  Gnaphalium Alice Eastwood 1926-5-3 13762 San Luis Obispo Avila Comment
  CAS-BOT-BC305078  Grindelia hirsutula Alice Eastwood 1926-5-3 13763 San Luis Obispo Avila Comment
  OBI83061  Hesperevax sparsiflora David J. Keil, Travis Belt and Barrett Hollland 2016-3-10 33562 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  OBI83459  Heteromeles arbutifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 4 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  UC1127991  Holodiscus discolor H. C. Lee 1936-4-2 543 San Luis Obispo 1/4 mi w of Sycamore Springs 45 Comment
  OBI53022  Horkelia cuneata David J. Keil 1995-6-11 25347 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UC1750218  Horkelia cuneata David Keil 1995-6-11 25347 San Luis Obispo San Luis Bay Estates San Luis Range (area proposed for housing development) Comment
  CAS-BOT-BC148583  Horkelia cuneata var. puberula Clare B. Hardham 1958-6-22 3734 San Luis Obispo See Canyon Comment
  CDA43321  Iris pseudacorus David J. Keil 2011-9-14 31023 San Luis Obispo San Luis Obispo Creek at San Luis Bay Drive bridge east of US 101. Comment
  OBI75157  Iris pseudacorus David J. Keil 2011-9-14 31023 San Luis Obispo San Luis Obispo Creek at San Luis Bay Drive bridge east of US 101 12 Comment
  CAS-BOT-BC324695  Isocoma menziesii var. vernonioides Alice Eastwood 1926-5-3 13799 San Luis Obispo Avila Comment
  SEINET3147774  Isocoma menziesii var. vernonioides J. B. Davy 1896-10-13 2715 -B Santa Barbara Port Harford Comment
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Apr 4 2015
  UC74082  Isocoma menziesii var. vernonioides Joseph Burtt Davy 1896-10-13 2715 b San Luis Obispo near the hotel Port Harford Comment
  CAS-BOT-BC112561  Isolepis cernua Robert Theodore Clausen; Harold Trapido 1940-6-24 4737 San Luis Obispo In springy slace, Graggs Canyon, Miles Comment
  SD122143  Isolepis cernua Robert T. Clausen, Harold Trapido 1940-6-24 4737 San Luis Obispo In springy place, Graggs Canyon, Miles. (IPB 11/07) Comment
  OBI75158  Juglans hindsii David J. Keil 2011-9-14 31024 San Luis Obispo San Luis Obispo Creek along Monte Road north of intersection with San Luis Bay Drive 9 Comment
  OBI80973  Juglans hindsii William Kwon, Patrick Birkimer 2015-4-24 1 San Luis Obispo Avila/Bob Hope Trail. 7 Comment
  UC2027274  Juglans hindsii David J. Keil 2011-9-14 31024 San Luis Obispo San Luis Obispo Creek along Monte Road north of intersection with San Luis Bay Drive Comment
  CAS-BOT-BC102334  Juglans regia Peter L. Morrell; Donna Krause 1994-5-27 456 San Luis Obispo at 6060 Ontario Rd., 0.8 miles N of Avila Beach - San Luis Bay exit off CA Hwy 101 100 Comment
  RSA0011201  Juglans regia Peter L. Morrell, D. S. Krause 1994-5-27 456 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach - San Luis exit off CA Hwy 101. 100 Comment
  UC1063227  Keckiella cordifolia H. C. Lee 1936-4-2 545 San Luis Obispo 0.25 mi w Sycamore Springs; Arroyo Grande Quad. 45 Comment
  UCR39156  Kickxia elatine David J. Keil 1982-7-26 16314 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  CDA43477  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI79557  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  SBBG130685  Kickxia spuria D. J. Keil 2012-7-14 31410 San Luis Obispo S Higuera St, just S of San Luis Obispo city limits, just N of Octagon Barn 30 Comment
  UC2027579  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI59369  Koeleria macrantha Michael Curto, with Jill Bushakra 2001-6-14 29545 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CDA2222  Lamarckia aurea G. D. Barbe 1973-3-13 1133 San Luis Obispo Bishop Canyon Road (See Canyon) north of Avila Beach. 0 Comment
  OBI72639  Lamarckia aurea Mark Graham, Angela Holbrook 2002-2-24 26 San Luis Obispo Near top of W facign cliff at Pirate's Cove at end of Cave Landing Rd in Avila Beach 37 Comment
  OBI79526  Lathyrus latifolius David J. Keil 2012-7-14 31406 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  OBI80000  Lathyrus latifolius David J. Keil 2013-6-30 31822 San Luis Obispo See Canyon, ca. 1/4 mile from Avila Road 20 Comment
  OBI78114  Lathyrus vestitus var. vestitus Robert J. Rodin 1954-1-10 5892 San Luis Obispo See Canyon Comment
  UCR115791  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2000-4-19 5371 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161302  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9103 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  UC1069746  Layia jonesii H. C. Lee 1936-3-23 528 San Luis Obispo 3/4 mi se Mine Hill; Arroyo Grande Quad. Comment
  UC1738908  Leptochloa fascicularis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13720 San Luis Obispo E slope of San Luis Hill (along road to lighthouse); Point San Luis 106 Comment
  OBI82382  Leptospermum laevigatum David J. Keil 2016-2-6 33448 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  UC1135269  Lithocarpus densiflorus H. C. Lee 1936-1-31 381 San Luis Obispo saddle on trail above Davis Canyon; Port San Luis Quad. 457 Comment
  CDA25415  Lithophragma cymbalaria G. D. Barbe, J. L. Johnson 1973-3-13 1134 San Luis Obispo Bishop Canyon Road (See Canyon) north of Avila Beach. 0 Comment
  RSA755135  Lithophragma heterophyllum Larry Kandarian 2006-4-15 s.n. San Luis Obispo See Canyon. Comment
  SBBG46691  Lithophragma heterophyllum L. W. Edge 1973-4-9 263 San Luis Obispo lower See Cyn Comment
  UCR161296  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2005-3-9 9095 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC55795  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  UC57164  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  SEINET3131520  Lotus salsuginosus var. salsuginosus R. W. Summers 1885-6-4 sn San Luis Obispo Avila Comment
  UC1129136  Lotus scoparius var. scoparius H. C. Lee 1936-3-11 478 San Luis Obispo 1.5 mi nnw South Point; San Luis Obispo National Forest, Arroyo Grande Quad. 182 Comment
  UC1129199  Lotus strigosus H. C. Lee 1936-3-14 492 San Luis Obispo 1 mi ese Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 76 Comment
  UCR61718  Lupinus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI17641  Lupinus albifrons Robert J. Rodin 1954-1-10 5894 San Luis Obispo See Canyon Comment
  OBI19282  Lupinus albifrons Robert J. Rodin 1954-1-10 5894 San Luis Obispo See Canyon Comment
  OBI82345  Lupinus arboreus David J. Keil 2016-2-10 33454 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range 200 Comment
  OBI60072  Lupinus bicolor David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI60776  Lupinus bicolor David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  SBBG34836  Lupinus bicolor Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  UC55703  Lupinus bicolor Mrs. R. W. Summers San Luis Obispo Avila; Coast Hills, Avila Comment
  OBI60071  Lupinus hirsutissimus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  UC454623  Lupinus hirsutissimus California Polytechnic School 34 San Luis Obispo See Canyon Comment
  UCR115793  Lupinus latifolius subsp. latifolius George K. Helmkamp, E. A. Helmkamp 2000-4-19 5368 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  SD167116  Lupinus latifolius var. latifolius G. K. Helmkamp, E. A. Helmkamp 2005-3-9 9088 San Luis Obispo Irish Hills; See Canyon, 1.0 mile north of San Luis Bay Drive. 42 Comment
  UCR161342  Lupinus latifolius var. latifolius George K. Helmkamp, E. A. Helmkamp 2005-3-9 9088 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  OBI79623  Lupinus microcarpus Sarah Ching 2014-5-24 1 San Luis Obispo San Luis Obispo, Johnson Ranch, 0.25 miles right side of left path. Comment
  OBI60073  Lupinus nanus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  UC454948  Lupinus nanus Unangst and Roadhouse 1906-4-21 628 San Luis Obispo Sycamore Springs Comment
  OBI83057  Lupinus succulentus David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33569 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  OBI083659  Lupinus truncatus David Keil, Travis Barrett 2016-3-23 33858 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10; 120 Comment
  OBI78146  Lupinus truncatus David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI33339  Luzula campestris David J. Keil 1982-3-20 15773 San Luis Obispo Central Coast/South Coast Range; San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  UCR39006  Luzula campestris David J. Keil 1982-3-20 15773 San Luis Obispo Central Coast/South Coast Range, San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  OBI26517  Lysimachia arvensis Sharon Busch 1979-7-5 1 San Luis Obispo Shell Beach; Placentia St.; vacant lot #232; edge Comment
  OBI59367  Madia exigua David J. Keil 2001-5-31 29529 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCR118183  Madia sativa George K. Helmkamp, E. A. Helmkamp 2000-9-2 5979 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  SBBG46675  Maianthemum racemosum L. W. Edge 1973-4-9 265 San Luis Obispo lower See Cyn Comment
  RSA648502  Maianthemum racemosum subsp. amplexicaule Charles D. Dunn 1972-4-15 s.n. San Luis Obispo See Canyon 61 Comment
  RSA646267  Maianthemum stellatum P. M. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 18 Comment
  RSA648503  Maianthemum stellatum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo See Canyon 61 Comment
  SD245345  Marah fabacea Tyler Lutz 2013-2-17 4 San Luis Obispo Hillside behind 259 Squire Canyon Road. 64 Comment
  OBI52918  Melica imperfecta Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  OBI52919  Melica imperfecta Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  UCR161317  Melica imperfecta George K. Helmkamp, E. A. Helmkamp 2005-3-9 9087 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  OBI78838  Mentzelia micrantha Michael Walgren 2014-4-30 401 San Luis Obispo San Luis Range along the PG&E access road above Wild Cherry Canyon 359 Comment
  OBI59660  Microseris David J. Keil, with Jill Bushakra 2001-6-14 29551 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI83620  Microseris douglasii subsp. douglasii David J. Keil, Travis Barrett 2016-3-23 33845 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10. 120 Comment
  RSA434527  Mimulus aurantiacus var. aurantiacus F. H. Elmore 1933-8-4 353 San Luis Obispo Avila; Port San Luis Comment
  RSA448068  Mimulus aurantiacus var. aurantiacus F. H. Elmore 1933-8-4 353 San Luis Obispo Avila; Port San Luis Comment
  CAS-BOT-BC434723  Mirabilis laevis var. crassifolia Alice Eastwood 1926-5-3 13774 San Luis Obispo Avila Comment
  CAS-BOT-BC434724  Mirabilis laevis var. crassifolia Alice Eastwood 1926-5-3 13771 San Luis Obispo Avila Comment
  OBI72638  Mirabilis laevis var. crassifolia Mark Graham, Angela Holbrook 2002-2-24 23 San Luis Obispo On W facing cliff 15 ft from edge towards the ocean at Pirate's Cove at end of Cave Landing Rd in Avila Beach 24 Comment
  OBI54019  Muhlenbergia microsperma David J. Keil 1995-6-11 25343 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  RSA431863  Nasturtium officinale F. H. Elmore 1938-8-4 351 San Luis Obispo Avila; Port San Luis. Comment
  UC455460  Navarretia atractyloides I. J. Condit 1910-7-10 San Luis Obispo Coon Creek and ridge to Diablo Canyon Comment
  UC1069188  Nemophila menziesii H. C. Lee 1936-3-14 496 San Luis Obispo 1 mi ese Sycamore Springs; Arroyo Grande Quad., San Luis Obispo NF, ese Sycamore Spring Comment
  OBI72572  Nicotiana glauca Jillian C. Boettcher 2002-4-29 12 San Luis Obispo Avila beach. Cliffs lining Old Port Beach across from the Avila Beach Pier 3 Comment
  UCR61719  Notholithocarpus densiflorus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI59656  Orobanche californica subsp. jepsonii David J. Keil, with Jill Bushakra 2001-6-14 29557 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI11842  Paeonia californica Robert J. Rodin 1954-1-10 5897 San Luis Obispo See Cyn Comment
  UC1311643  Paeonia californica Robert J. Rodin 1954-1-10 5897 San Luis Obispo See Canyon Comment
  JEPS96869  Parietaria hespera var. californica Glenn Clifton 1993-4-7 27536 San Luis Obispo Diablo Canyon Power Plant Facilty, Irish Hills, San Luis Hill, shaded gulch along road to the lighthouse Comment
  CDA43471  Paspalum distichum David J. Keil 2012-7-14 31408 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI79552  Paspalum distichum David J. Keil 2012-7-14 31408 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  OBI11692  Passiflora manicata Jim Gilmore 1965-4-26 13 San Luis Obispo Shell beach Comment
  OBI50897  Pedicularis densiflora David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  OBI56193  Pedicularis densiflora David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  UC74862  Pellaea mucronata var. mucronata Mrs. R. W. Summers San Luis Obispo near Avila; Coast Mt Comment
  CAS-BOT-BC70229  Pentagramma triangularis subsp. triangularis Alice Eastwood 1926-5-3 s.n. San Luis Obispo Avila Comment
  UC1553357  Pentagramma triangularis subsp. triangularis T. Ranker 1986-4-21 870 San Luis Obispo n of Pismo Beach (sw corner Avila Rd and Hwy 101) 48 Comment
  UC455965  Phacelia malvifolia E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon Comment
  UC54869  Phacelia malvifolia Mrs. R. W. Summers 1883-2-20 571 San Luis Obispo ocean bluffs Avila Comment
  UC762347  Phacelia malvifolia Robert F. Hoover 1946-4-27 6082 San Luis Obispo See Canyon Comment
  OBI13754  Phacelia malvifolia var. loasifolia Robert F. Hoover 1964-5-14 8869 San Luis Obispo See Cyn Comment
  OBI13724  Phacelia viscida Robert F. Hoover 1964-5-14 8868 San Luis Obispo See Cyn Comment
  OBI60078  Phacelia viscida David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  OBI72354  Phacelia viscida Anthony Baniaga, Kyle Fujimoto 2010-1 149 San Luis Obispo At base of steep W facing roadcut along San Luis Bay dr 10 Comment
  UC1069366  Phacelia viscida H. C. Lee 1936-3-19 587 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  UC1602235  Phacelia viscida I. B. Rhodes May 1899 San Luis Obispo Port Harford Comment
  UC63811  Phacelia viscida I. B. Rhodes May 1899 San Luis Obispo Port Harford Comment
  OBI64639  Phalaris brachystachys David J. Keil 2005-7-13 30415 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  OBI59212  Phalaris californica Michael Curto 2001-5-31 29527 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UC463335  Phalaris minor Roxana S. Ferris 1929-4-13 7537 San Luis Obispo bluffs above ocean between San Luis Obispo and Pismo Comment
  CAS-BOT-BC222610  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills: See Canyon 60 Comment
  CAS-BOT-BC222612  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills, See Canyon 60 Comment
  CDA19643  Pholistoma auritum var. auritum G. D. Barbe, Jim Johnson 1973-3-12 1132 San Luis Obispo Central Coast; Bishop Canyon Rd (See Canyon), north of Avila Beach. 60 Comment
  UCR115790  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2000-4-19 5372 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161290  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-9 9089 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  RSA683963  Phyllospadix torreyi F. H. Elmore 1938-8-4 359 San Luis Obispo Avila; Port San Luis. Comment
  OBI82394  Pinus halepensis David J. Keil 2016-2-10 33455 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range Comment
  OBI83467  Pinus halepensis Alberto Cordero, Molly Mort, Ben Christensen, Sam Osburn, Alison Clark 2017-1-21 1 San Luis Obispo Ontario Ridge Trail, Avila Beach. 100 meters up the Avila Ridge trail from the gate. Growing on the right hand side facing the freeway. 84 Comment
  CAS-BOT-BC79003  Pinus muricata R. F. Hoover 1948-2-16 7418 San Luis Obispo Sycamore Springs (hill just above) near Avila Comment
  OBI22736  Pinus muricata Robert F. Hoover 1948-2-16 7418 San Luis Obispo Sycamore Springs (hill just above) near Avila Comment
  UC1134113  Pinus muricata H. C. Lee 1936-3-19 585 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  UC454379  Pinus muricata I. J. Condit 1910-7-10 San Luis Obispo between mouhs of Coon Creek and Diablo Canyon (mt side facing Pecho Coast) Comment
  OBI82598  Plantago coronopus David J. Keil 2015-8-10 33341 San Luis Obispo Avila Beach 5 Comment
  UC1125606  Plantago erecta H. C. Lee 1936-3-14 497 San Luis Obispo 1 mi ese Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 76 Comment
  UCR115792  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2000-4-19 5370 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR161294  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2005-3-9 9093 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  A347817  Platanus racemosa A. Eastwood 1926-5-3 13787 Unknown Avila Comment
  CAS-BOT-BC93225  Platanus racemosa Alice Eastwood 1926-5-3 13787 San Luis Obispo Avila. Comment
  CDA25610  Platanus racemosa G. D. Barbe, J. L. Johnson 1973-3-13 1123 San Luis Obispo Avila. 0 Comment
  OBI81561  Platanus racemosa Brianna Dedwoody, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly, Josh Olivarria 2016-11-8 2 San Luis Obispo Bon Jones Trail, left of trail 50m into trail 13 Comment
  OBI81305  Platystemon californicus Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 6 San Luis Obispo Johnson Ranch Open Space. Comment
  UC1126478  Platystemon californicus H. C. Lee 1936-3-19 588 San Luis Obispo 2 mi n Miles; Arroyo Grande Quad., n of Miles Comment
  OBI82446  Plecostachys serpyllifolia David J. Keil 2016-2-6 33451 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  SD264787  Plecostachys serpyllifolia David Keil 2016-2-6 33451 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove. Trail along top of sea bluff, eastern portion developed with residences above trail. 29 Comment
  UC1120035  Plectritis brachystemon H. C. Lee 1936-3-23 530 San Luis Obispo 1 1/2 mi s of Mine Hill 213 Comment
  UCR161299  Poa annua George K. Helmkamp, E. A. Helmkamp 2005-3-9 9098 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  CAS-BOT-BC246696  Poa howellii R. F. Hoover 1948-5-3 7513 San Luis Obispo See Canyon Comment
  OBI22129  Poa howellii Robert F. Hoover 1948-5-3 7513 San Luis Obispo See Cyn Comment
  OBI59365  Pogogyne serpylloides David J. Keil 2001-5-31 29524 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI72385  Polycarpon tetraphyllum Anthony Baniaga 2010-1-24 231 San Luis Obispo Shell Beach, Calif near 174 Seacliff Dr. On path to beach near draining pipe 15 Comment
  CAS-BOT-BC71997  Polypodium californicum Alice Eastwood 1926-5-3 13780 San Luis Obispo Avila Comment
  OBI083651  Polypodium californicum David J. Keil, Travis Barrett 2016-3-23 33846 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10 120 Comment
  OBI80535  Polypodium californicum Tyler Lutz 2013-2-16 2 San Luis Obispo Hillside behind 259 Squire Canyon Rd. 35 11'41.07"N 120 40'56.05"W. 65 Comment
  UCR161298  Polypodium californicum George K. Helmkamp, E. A. Helmkamp 2005-3-9 9097 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC455163  Polypogon interruptus I. J. Condit 1908-4-30 San Luis Obispo near Lighthouse Port Hartford Comment
  CAS-BOT-BC237320  Polypogon monspeliensis R. F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  OBI22179  Polypogon monspeliensis Robert F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  UCR39140  Polystichum munitum David J. Keil 1982-3-20 15740 San Luis Obispo Central Coast/South Coast Range, San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  UC1953233  Poterium sanguisorba David Keil 2009-5-5 30603 San Luis Obispo See Canyon - Prefumo Canyon summit area along upper See Canyon Road. Comment
  A346542  Prunus ilicifolia A. Eastwood 1926-5-3 13779 Unknown Avila Comment
  CAS-BOT-BC154490  Prunus ilicifolia Alice Eastwood 1926-5-3 13779 San Luis Obispo Avila Comment
  OBI60070  Pseudognaphalium biolettii David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  CAS-BOT-BC356833  Pseudognaphalium californicum Alice Eastwood 1926-5-3 13768 San Luis Obispo Avila Comment
  OBI62141  Pseudognaphalium californicum P. A. Holden 1966-5-3 26 San Luis Obispo Near Shell Beach, beside rd Comment
  OBI7433  Pseudognaphalium californicum David J. Keil 1976-9-25 11835 San Luis Obispo Upper See Cyn along See Cyn Rd Comment
  UC1118500  Pseudognaphalium californicum H. C. Lee 1936-4-2 544 San Luis Obispo 1/4 mi w Sycamore Springs; Arroyo Grande Quadrangle Comment
  OBI81525  Pseudognaphalium luteoalbum Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-6 7 San Luis Obispo Strothers Park. Directly next to parking lot and behind house on 1/2 mile from the trailhead on the southern side of the path. Comment
  OBI82441  Pseudognaphalium ramosissimum David J. Keil 2016-2-6 33447 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI81469  Quercus agrifolia Brianna Dewoody, Ben Tomei, Josh Olivarria, Elena Wolf 2015-11-8 10 San Luis Obispo Bob Jones Trail, Above sage, right of trail, 1/4 mile down Comment
  OBI83453  Quercus agrifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 2 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  OBI71839  Quercus durata Neil Havlik 2009-12-1 s.n. San Luis Obispo SLO, Johnson Ranch Open Space Preserve. NW of intersection with Ontario rd and South Higuera St. West of US 101. Irish Hills, San Luis Range. Comment
  OBI73718  Quercus durata Neil Havlik 2009-12-1 s.n. San Luis Obispo SLO, Johnson Ranch Open Space Preserve. NW of intersection with Ontario rd and South Higuera St. West of US 101. Irish Hills, San Luis Range. Comment
  UC1953172  Quercus durata Neil Havlik 2009-12-1 San Luis Obispo San Luis Obispo. Johnson Rancho Open Space Preserve. Northwest of intersection with Ontario Road and South Higuera Street, west of US 101. Irish Hills, San Luis Range Comment
  OBI60075  Ribes divaricatum var. pubiflorum David J. Keil, Lynne Dee Oyler 1989-1 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  CAS-BOT-BC169017  Ribes indecorum R. F. Hoover 1947-1-6 6592 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  CAS-BOT-BC169018  Ribes indecorum R. F. Hoover 1947-1-6 6592 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  OBI60069  Ribes malvaceum David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  UC1296138  Ribes malvaceum R. F. Hoover 1947-1-6 6592 San Luis Obispo above head See Canyon; San Luis Range Comment
  OBI57963  Ribes menziesii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve Comment
  OBI14005  Ribes speciosum Robert J. Rodin 1954-1-10 5895 San Luis Obispo See Canyon Comment
  JEPS90472  Rosa spithamea Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13719 San Luis Obispo on e. slope San Luis Hill (Pont San Luis, along rd. to lighthouse); S. Coast Ranges, Point San Luis 7 1/2 Quad.(1979) 106 Comment
  CDA43361  Rubus armeniacus David J. Keil 2012-7-14 31407 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI79503  Rubus armeniacus David J. Keil 2012-7-14 31407 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  CAS-BOT-BC152862  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  CAS-BOT-BC152863  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  CAS-BOT-BC152864  Rubus parviflorus Ernest C. Twisselmann 1959-4-10 5031 San Luis Obispo See Canyon, near the summit 259 Comment
  CAS-BOT-BC152865  Rubus parviflorus Ernest C. Twisselmann 1959-4-10 5031 San Luis Obispo See Canyon, near the summit 259 Comment
  OBI9989  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  UC1128629  Rubus parviflorus H. C. Lee 1936-4-6 552 San Luis Obispo Davis Canyon, Port San Luis Quadrangle Davis Canyon; , Port San Luis Quadrangle Comment
  UC1296054  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  CAS-BOT-BC156995  Rubus ursinus R. F. Hoover 1948-5-3 7516 San Luis Obispo See Canyon Comment
  OBI9977  Rubus ursinus R. F. Hoover 1948-5-3 7516 San Luis Obispo See Cyn Comment
  UC1296053  Rubus ursinus R. F. Hoover 1948-5-3 7516 San Luis Obispo See Canyon Comment
  UC1070537  Rumex salicifolius var. salicifolius N. K. Carlson 1936-3-21 203 San Luis Obispo 1 mi sw Asphalt Mine; Arroyo Grande 48 Comment
  OBI59655  Salix breweri David J. Keil, with Jill Bushakra 2001-6-14 29558 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC124820  Salix lasiolepis var. lasiolepis W. R. Dudley 1902-4-5 s.n. San Luis Obispo Above Avila Comment
  UC1124771  Salvia grahamii H. C. Lee 1936-4-9 560 San Luis Obispo 0.75 mi se Head of Davis Canyon; San Luis Obispo National Forest, Port San Luis Quad. 228 Comment
  CAS-BOT-BC230012  Salvia mellifera Alice Eastwood 1926-5-3 13783 San Luis Obispo Avila Comment
  OBI81470  Salvia mellifera Elena Wolf, Ben Tomei, Josh Olivarria, Brianna Dedwoody 2015-11-8 9 San Luis Obispo Bob Jones Trail, Right of trail, 1/4 mile in Comment
  UC1124801  Salvia mellifera H. C. Lee 1936-3-14 500 San Luis Obispo 1.5 mi ne Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 152 Comment
  UC25722  Salvia mellifera J. Burtt Davy 1896-10-13 San Luis Obispo Port Harford Comment
  UC66699  Salvia spathacea N. K. Berg 1904-4-17 San Luis Obispo Port Harford Comment
  UCR161305  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2005-3-9 9100 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI59658  Sanicula hoffmannii David J. Keil, with Jill Bushakra 2001-6-14 29554 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCR15012  Sanicula hoffmannii George K. Helmkamp 1976-5-23 s.n. San Luis Obispo Avila Rd turnoff from US Hwy 101 32 Comment
  OBI79531  Scabiosa atropurpurea David J. Keil 2012-7-18 31431 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  UC2027573  Scabiosa atropurpurea David J. Keil 2012-7-18 31431 San Luis Obispo Pismo Beach. Spyglass Park. Comment
  UC1495363  Scirpus cernuus Robert T. Clausen and Harold Trapido 1940-6-24 4737 San Luis Obispo Graggs Canyon , Miles Comment
  OBI60079  Scrophularia atrata David J. Keil, LynneDee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  JEPS35072  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  JEPS35073  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  JEPS35324  Scrophularia californica R. F. Hoover 1964-5-14 8858 San Luis Obispo See Canyon Comment
  JEPS7433  Scrophularia californica R. F. Hoover 1948-5-3 7515 San Luis Obispo See Canyon Comment
  OBI83056  Scrophularia californica David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33568 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  OBI9230  Scrophularia californica Robert F. Hoover 1948-5-3 7515 San Luis Obispo See Cyn Comment
  OBI9232  Scrophularia californica Robert F. Hoover 1964-5-14 8858 San Luis Obispo See Cyn Comment
  JEPS35325  Scrophularia californica subsp. californica R. F. Hoover 1964-5-14 8865 San Luis Obispo See Canyon Comment
  OBI80397  Senecio vulgaris Amber Sharpe 2015-1-31 3 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  SBBG2039  Silene laciniata subsp. laciniata C. B. Hardham 1958-6-22 3732 San Luis Obispo See Cyn Comment
  UCR61734  Silybum marianum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UC1296300  Smilacina racemosa R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  UC1296301  Smilacina racemosa R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  UC454431  Smilacina racemosa Unangst and Roadhouse 1906-4-21 San Luis Obispo See Canyon Comment
  OBI78685  Solanum douglasii Catie Tompkins 2013-2-8 1 San Luis Obispo Cave Landing trail near Pirates Cove in Avila beach. Trail is at the very end of Cave Landing Road. Plant near fork in the trail at the red sign pointing to the beach or the cave. 56 Comment
  UCR161303  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 2005-3-9 9102 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  UC1070275  Sonchus oleraceus N. K. Carlson 1936-3-22 207 San Luis Obispo 1 mi sse Miles; Arroyo Grande Quad. 45 Comment
  UCR161320  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9105 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI083626  Spergula arvensis David J. Keil, Travis Barrett 2016-5-23 33840 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. 120 Comment
  UC1125829  Spergula arvensis subsp. arvensis H. C. Lee 1936-3-14 499 San Luis Obispo 1 1/2 mi. n.e. Sycamore Springs; Arroyo Grande Quad. Comment
  OBI17388  Spergularia bocconi Robert F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  CAS-BOT-BC390445  Spergularia macrotheca var. macrotheca Alice Eastwood 1926-5-3 13797 San Luis Obispo Avila Comment
  CAS-BOT-BC390910  Spergularia marina R. F. Hoover 1964-6-10 9013 San Luis Obispo Avila Comment
  CAS-BOT-BC390911  Spergularia marina Alice Eastwood 1926-5-3 13778 San Luis Obispo Avila Comment
  OBI83623  Spergularia rubra David J. Keil, Travis Barrett 2016-3-23 33842 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10 120 Comment
  OBI083625  Spergularia villosa David J. Keil, Travis Barrett 2016-5-23 33841 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. Locally common in bed of dirt road and on scrapes on open, annual-weed-dominated hillside. 120 Comment
  UCR115795  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-4-19 5366 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR25011  Stachys pycnantha George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  OBI59659  Stebbinsoseris heterocarpa David J. Keil, with Jill Bushakra 2001-6-14 29552 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI83622  Stebbinsoseris heterocarpa David J. Keil, Travis Barrett 2016-3-23 33844 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch W of Avila Beach. Survey area 10 120 Comment
  UCR161300  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-3-9 9099 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UCR161348  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-3-9 9106 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  UCR25008  Stephanomeria cichoriacea George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  SBBG42922  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo opposite Belleview-Santa Fe School House on Ontario Rd, N of Avila Beach Comment
  UC1394155  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo n of Avila Beach (opposite Belleview-Santa Fe School House on Ontario Road) Comment
  OBI82366  Stipa tenuissima David J. Keil 2016-2-6 33446 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove Comment
  UCR118184  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2000-9-2 5980 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  UC455802  Tanacetum parthenium I. J. Condit 1910-7-10 San Luis Obispo Diablo Canyon, along trail in upper canyon Diablo Canyon Comment
  UC1126234  Thalictrum fendleri var. polycarpum H. C. Lee 1936-3-23 589 San Luis Obispo 1 1/2 mi s Mine Hill; Arroyo Grande Quadrangle Comment
  UC1127051  Thysanocarpus curvipes N. K. Carlson 1936-3-21 204 San Luis Obispo 2 mi sw Asphalt Mine; Arroyo Grande Quad. 48 Comment
  UC1127053  Thysanocarpus curvipes H. C. Lee 1936-3-14 493 San Luis Obispo 1 mi ese Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 76 Comment
  UCR161291  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2005-3-9 9090 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  CDA25260  Thysanocarpus laciniatus G. D. Barbe, J. L. Johnson 1973-3-13 1135 San Luis Obispo Bishop Canyon Road (See Canyon) north of Avila Beach. 0 Comment
  A347248  Toxicodendron diversilobum A. Eastwood 1926-5-3 13784 Unknown Avila Comment
  A347309  Toxicodendron diversilobum A. Eastwood 1926-5-3 13788 Unknown Avila Comment
  CAS-BOT-BC169230  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13784 San Luis Obispo Avila Comment
  CAS-BOT-BC169231  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13788 San Luis Obispo Avila Comment
  UC454725  Trifolium ciliolatum Unangst and Roadhouse 1906-4-21 621 San Luis Obispo See Canyon Comment
  UC454728  Trifolium ciliolatum I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  UC1129969  Trifolium depauperatum var. amplectens H. C. Lee 1936-3-14 498 San Luis Obispo 1.5 mi ne Sycamore springs; Arroyo Grande quad 76 Comment
  SBBG93139  Trifolium hirtum G. K. Helmkamp 1990-4-17 s.n. San Luis Obispo San Luis Bay Drive and Avila Rd 15 Comment
  UCR61746  Trifolium hirtum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI59363  Trifolium variegatum David J. Keil 2001-5-31 29531 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI59661  Trifolium variegatum David J. Keil, with Jill Bushakra 2001-6-14 29550 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCR142158  Trifolium willdenovii George K. Helmkamp, Elizabeth Helmkamp 2000-4-19 5369 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  CAS-BOT-BC451779  Triglochin maritima R. F. Hoover 1964-6-10 9015 San Luis Obispo Avila Comment
  OBI81303  Uropappus lindleyi Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 7 San Luis Obispo Johnson Ranch Open Space. Comment
  UCR266019  Urtica dioica Deanna L. B. Montgomery 1986-8-18 74 San Luis Obispo Central Coast, Avila Beach; Avila [Beach Dr.] c. 1/2 mile west of Hwy 101 9 Comment
  RSA448069  Verbena lasiostachys F. H. Elmore 1933-8-4 349 San Luis Obispo Avila; Port San Luis Comment
  UCR61759  Verbena lasiostachys George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UCD125983  Verbena lasiostachys var. scabrida G. K. Helmkamp; E. A. Helmkamp 2000-9-2 5964 San Luis Obispo San Luis Obispo County: Iris Hills: See Canyon (south portion), ca. 1.8 miles north of San Luis Bay Drive (north of Avila Beach). 91 Comment
  UCR119348  Verbena lasiostachys var. scabrida George K. Helmkamp, E. A. Helmkamp 2000-9-2 5977 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  OBI12615  Vicia gigantea Robert F. Hoover 1948-5-3 7514 San Luis Obispo See Cyn Comment
  OBI4269  Vicia gigantea Robert F. Hoover 1964-5-14 8867 San Luis Obispo See Cyn Comment
  UC1285229  Vicia gigantea R. F. Hoover 1948-5-3 7514 San Luis Obispo See Canyon Comment
  UC454618  Vicia gigantea I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  CDA4396  Vicia ludoviciana var. ludoviciana G. D. Barbe, J. L. Johnson 1973-3-13 1126 San Luis Obispo North of Avila at Port San Luis. 0 Comment
  UCR115794  Vicia sativa George K. Helmkamp, E. A. Helmkamp 2000-4-19 5367 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UCR61747  Vicia sativa George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  UCR115789  Vicia villosa subsp. villosa George K. Helmkamp, E. A. Helmkamp 2000-4-19 5373 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment



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