Search Results — 2000 specimen records retrieved (1154 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET9056148 Image available Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Pine Mountain Region. Marmolejo Creek narrows area. In the extreme western corner of study area. 335 Comment
  OBI12228  Abronia latifolia Robert F. Hoover 1947-7-26 7323 San Luis Obispo Piedras Blancas Point Comment
  RSA43219  Abronia maritima Robert F. Hoover 1946-8-4 6269 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC383965  Abronia pogonantha R. F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC383966  Abronia pogonantha Rimo Bacigalupi; G. T. Robbins; R. S. Ferris 1955-5-23 5201 San Luis Obispo Along upper part of Cammatti Canyon road, 1.6 miles north of junction with Creston - La Panza road 405 Comment
  OBI12209  Abronia umbellata var. umbellata Robert F. Hoover 1947-4-13 6924 San Luis Obispo Baywood park Comment
  OBI59679  Acacia longifolia Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 386 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  CAS-BOT-BC436995  Acaena pinnatifida var. californica R. F. Hoover 1950-5-30 7945 San Luis Obispo Just north of mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC436996  Acaena pinnatifida var. californica R. F. Hoover 1949-5-7 7663 San Luis Obispo Just north of Piedras Blancas Point Comment
  CAS-BOT-BC28756  Achillea millefolium Eben McMillan 1952-5-25 128 San Luis Obispo Choice Valley, 1 mi S and 8 mi E of Shandon Comment
  OBI17149  Achillea millefolium Eben McMillan 1952-5-25 128 San Luis Obispo Choice Valley, 1 mi S 8 mi E Shandon Comment
  SBBG14987  Achillea millefolium E. R. Blakley 1958-8-2 2424 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  SBBG25496  Achillea millefolium L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  UC1125399  Achillea millefolium C. M. Belshaw 1936-3-23 1709 San Luis Obispo 1.4 mi ssw Hollister Peak; Cayucos Quad. 106 Comment
  UCR42658  Achillea millefolium C. F. Smith 1975-5-13 10841 San Luis Obispo Guadalupe Oil Field north of Santa Maria River. 45 Comment
  OBI56600  Achyrachaena mollis David J. Keil 1998-5-13 27242 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UCR1006  Achyrachaena mollis Frank C. Vasek 1958-5-3 s.n. San Luis Obispo Inner South Coast Range, 0.25 miles north of junction south of Grant Lake, Cholame Rd. 572 Comment
  OBI25499  Acmispon americanus var. americanus Unknown 1979-8-15 1337 San Luis Obispo Plants collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersections of Shell, Camtti, Navajo and San Juan Crks with state hwy 58 Comment
  OBI26716  Acmispon americanus var. americanus Jerry Copeland 1973-9-8 1019 San Luis Obispo 13.6 mi E of jctn with hwy 41 and 101 Comment
  OBI37923  Acmispon brachycarpus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18588 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  SBBG118250  Acmispon glaber M. Wetherwax, E. Painter 2001-3-21 SLO 185 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI12961  Acmispon glaber var. glaber Robert F. Hoover 1946-7-21 6240 San Luis Obispo N end of Morro Bay Comment
  OBI12980  Acmispon glaber var. glaber Robert F. Hoover 1969-6-23 11394 San Luis Obispo Santa Lucia Range, summit of Cuesta Pass Comment
  OBI60573  Acmispon heermannii var. orbicularis L. D. Oyler, David J. Keil 1990-5-10 1114 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake South and W across dunes, E to Quercus agrifolia and west again to coast Comment
  OBI31794  Acmispon junceus var. junceus Smeltzer, Turnquist 1982-4-12 25 San Luis Obispo Lower half of serpentine hill in Laguna Lake Park Comment
  OBI79427  Acmispon maritimus David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31775 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  OBI13034  Acmispon maritimus var. maritimus Robert F. Hoover 1967-4-16 10472 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  OBI57923  Acmispon micranthus David J. Keil 1998-4-28 26966 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI57934  Acmispon micranthus David J. Keil 1998-4-14 26713 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI13023  Acmispon strigosus Robert F. Hoover 1950-4-21 7850 San Luis Obispo Cambria Comment
  OBI13025  Acmispon strigosus Robert F. Hoover 1967-5-6 10534 San Luis Obispo Jack Lake Comment
  OBI31199  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  OBI42380  Acmispon strigosus David J. Keil 1986-4-8 19131 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI54156  Acmispon strigosus David J. Keil, Kathleen Keil 1995-4-15 24895 San Luis Obispo Shell Crk Rd, ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI75856  Acmispon strigosus Al Lindholm 1971-4-11 168 A San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. Next to road, E slope of Geode Mtn Comment
  OBI55184  Acmispon strigosus Greg Frugoli 1997-4-15 46 San Luis Obispo In drainage 0.3 mi S of hwy 58 at turnout/parking area on Red Hill rd. La Panza Range, Los Padres NF (Hwy 58 burn area) 610 Comment
  UCD128465  Acourtia microcephala G. F. Hrusa 1987-6-13 5413 San Luis Obispo San Luis Obispo County: Above Huff's Hole Creek, app. 1/2 m. upstream from Lopez Canyon. Comment
  CDA18950  Acourtia microcephala T. Kleemann 2000-6-12 PDR 005896 San Luis Obispo South Coast Ranges; 6790 Hwy 58, Santa Margarita. 0 Comment
  OBI65698  Adenostoma fasciculatum D. R. Miller 1994-6-10 694 -436 San Luis Obispo Pine Mtn Region; from the bottom of escarpment, Coles rd in Marmalejho crk drainage 853 Comment
  UC1127741  Adenostoma sparsifolium F. H. Raymond 1930-12-1 131 San Luis Obispo head of Trout (Huasna) Creek; Santa Barbara Nat'l Forest, Nipomo Quad. 457 Comment
  CAS-BOT-BC68928  Adiantum jordanii Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14045 San Luis Obispo La Panza Range: La Panza Public Camp 603 Comment
  CAS-BOT-BC68975  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Santa Lucia Mountains - Oak Flat Rd. and North Road to Adelaida Comment
  OBI25353  Adiantum jordanii David J. Keil, V. L. Holland 1979-12-13 K 13678 San Luis Obispo Rancho Santa Margarita, just off US 101 on Tassajara Canyon Road. Comment
  OBI64619  Adiantum jordanii David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt and Lynne Dee Althouse 2000-5-16 28712 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI13690  Agastache urticifolia Robert F. Hoover 1946-8-3 6257 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  OBI17119  Agoseris grandiflora var. grandiflora F. Rush June1956 125 San Luis Obispo Mt SLO Comment
  OBI42787  Agoseris grandiflora var. grandiflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16005 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca 8 mi from Santa Rosa crk rd on Cypress Mtn rd Comment
  OBI31572  Agoseris heterophylla var. cryptopleura Joy Nishida 1982-5-29 397 San Luis Obispo American Cyn. .4 mi S of campground at base of grassy slope 518 Comment
  UC92317  Agoseris heterophylla var. cryptopleura Dr. E. Palmer 1876-6-1 289 San Luis Obispo Central Coast Range Comment
  OBI56691  Agoseris heterophylla var. heterophylla David J. Keil 1998-4-20 26873 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  UC1276294  Agoseris hirsuta R. F. Hoover 1950-5-30 7937 San Luis Obispo Cambria Comment
  RSA755077  Agrostis densiflora David J. Keil, Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  CAS-BOT-BC127025  Agrostis exarata R. F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Creek just below forks. Comment
  OBI3050  Agrostis exarata Larry E. Brown 1970-5-30 1830 San Luis Obispo Cambria Comment
  CAS-BOT-BC127026  Agrostis exarata Clare B. Hardham 1958-7-1 3738 San Luis Obispo Santa Lucia Mountains. South Fork of Old Creek. Comment
  HSC91815  Agrostis gigantea Susan H. Bicknell San Luis Obispo Montana de Oro State Park. 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
  OBI75461  Aira caryophyllea Jenner Whitt 2003-5-4 80 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CDA4016  Albizia lophantha David J. Keil 1985-3-26 18475 San Luis Obispo Lodge Hill subdivision area of Cambria. 0 Comment
  OBI35058  Alisma triviale Eric Wise 1981-6-15 609 San Luis Obispo turri rd, 1 mi E of So. Bay blvd Comment
  RSA759028  Alisma triviale David J. Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Road between Park Hill Road and Highway 58, 2.2 miles northwest of Park Hill Road along Wilson Creek. 488 Comment
  OBI21212  Allium crispum Eben McMillan 1952-5-2 82 San Luis Obispo Choice Valley-1 mi S, 8 mi E of Shandon Comment
  UC519005  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo on road to Parkfield 6 mi ne Estrella Comment
  UC1296336  Allium lacunosum R. F. Hoover 1964-6-6 8945 San Luis Obispo ridge nw Cuesta Pass Comment
  UCSC000148  Allium lacunosum W. A. Peterson 1937-4-22 742 San Luis Obispo Two miles east south east of Freeborn Mountain 655 Comment
  SBBG858  Allium lacunosum var. lacunosum C. B. Hardham 1958-5-13 3280 San Luis Obispo Morro del Mar Comment
  RSA0042124  Allium peninsulare var. peninsulare LeRoy Gross, Marcel Beffort 2014-5-14 6469 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  OBI20558  Alnus rhombifolia R. A. Hays 1957-11-27 s.n. San Luis Obispo Pine Mt Comment
  OBI40664  Amaranthus albus David J. Keil 1985-6-9 18791 San Luis Obispo Los Osos/Baywood Park area. On N side of Luis Ave, just E of S Bay Blvd Comment
  OBI80080  Amaranthus albus David J. Keil 2000-6-24 28823 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  SD41394  Ambrosia psilostachya Edith A. Purer 1932-8-27 4761 San Luis Obispo Northwest of Guadalupe. Comment
  OBI17096  Ambrosia psilostachya Robert F. Hoover 1965-9-29 9673 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  OBI16019  Ambrosia salsola Robert F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  SBBG2884  Amelanchier utahensis C. B. Hardham 1957-5-12 1919 San Luis Obispo Franklin Crk Comment
  OBI59526  Amorpha californica var. californica David J. Keil, with V. L. Holland 1999-5-4 28318 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  UC174977  Amsinckia Katharine Brandegee San Luis Obispo Oceano Comment
  OBI77761  Amsinckia douglasiana Lewis S. Rose 1966-3-28 66013 San Luis Obispo Choice Valley, 9 mi SE of Cholame 518 Comment
  SJSU3433  Amsinckia douglasiana C. W. Sharsmith 1962-4-21 6863 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi NW of Simmler Comment
  UC1084614  Amsinckia douglasiana Francia Chisaki, Peter Kamb 1952-4-4 2193 San Luis Obispo 0.9 mi by road e of La Panza (on south side of valley) 533 Comment
  RSA0090912  Amsinckia furcata J. R. Shevock, Jack Zaninovich 1983-3-30 10222 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  SEINET12519222  Amsinckia lycopsoides Leslie Freeman 1963-1 198 San Luis Obispo South of Pismo Beach on Oso Flaco Lake 3 Comment
  OBI3777  Amsinckia menziesii Elizabeth Rudd 1971-3-30 188 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI64396  Amsinckia menziesii David J. Keil 2001-3-28 29189 San Luis Obispo Highway 46, 0.4 miles southwest of Cholame Comment
  JEPS34351  Amsinckia spectabilis Rimo Bacigalupi and L. R. Heckard 1963-4-21 8826 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  OBI77843  Amsinckia spectabilis David J. Keil 1998-3-27 26463 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC455989  Amsinckia spectabilis I. J. Condit 1910-3-30 San Luis Obispo Carrisa Plains Comment
  UC1061733  Amsinckia spectabilis var. microcarpa C. M. Belshaw 1936-3-17 1612 San Luis Obispo 2 mi sse of Nipomo 76 Comment
  OBI53835  Amsinckia spectabilis var. microcarpa Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 196 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Comment
  SD25193  Amsinckia tessellata Frank F. Gander 1939-5-15 7532 San Luis Obispo River Grove Comment
  UC1061747  Amsinckia tessellata var. gloriosa C. A. Graham 1938-4-20 353 San Luis Obispo 1 mi wsw McKay 243 Comment
  UCR131347  Amsinckia tessellata var. tessellata George K. Helmkamp, E. A. Helmkamp 1999-5-22 4899 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI20682  Amsinckia vernicosa Robert F. Hoover 1967-3-22 10255 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  RSA0042123  Anagallis arvensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6413 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  UC172408  Anaphalis margaritacea E. Palmer, M. D. 1876-7-17 279 San Luis Obispo Cambria Comment
  UC2027118  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 79 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  SBBG112454  Ancistrocarphus filagineus D. Keil 1998-4-30 27021 San Luis Obispo Caliente Range, ca. 6.5 mi from Soda Lake Rd on Selby Rd 1271 Comment
  OBI58486  Androsace elongata subsp. acuta David J. Keil 1998-6-5 27643 San Luis Obispo Crest of Caliente range on Selby Rd. (35 deg. 05.440' x 119 deg. 51.203') Comment
  SD244793  Androsace elongata subsp. acuta David Keil 1998-6-5 27643 San Luis Obispo Crest of Caliente range on Selby Road. Comment
  UC1953219  Anemopsis californica var. californica David Keil 2009-6-30 30624 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road) Comment
  UC455806  Anthemis arvensis I. J. Condit 1911-9-27 San Luis Obispo Botanic Garden, C.P.S. (California Polytechnic School) Comment
  CDA34825  Anthemis cotula David J. Keil 1988-7-2 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. 0 Comment
  IRVC28956  Anthemis cotula G. K. Helmkamp 2003-8-16 8077 San Luis Obispo Nipomo Mesa atWillow Road, 0.5 mi E of CA-1, near Black Lake golf course Central Coast 76 Comment
  CHSC47118  Antirrhinum multiflorum L. P. Janeway 1988-6-10 2748 San Luis Obispo Chamise chaparral slope halfway between Middle Br Huerhuero Cr and Creston Rd (hwy 299), ca 4 1/2 mi S of Creston. 457 Comment
  OBI56511  Antirrhinum multiflorum T. J. Ayers, S. Junak & D. Shaw May-89 722 San Luis Obispo Los Padres Natl Forest. 2.2 mi E ofhwy 101 at Cuesta Pass on E Cuesta Ridge rd 625 Comment
  CAS-BOT-BC447687  Aphanes arvensis Ira L. Wiggins 1929-4-13 3438 San Luis Obispo Grassy slope 3 miles south of Paso Robles Comment
  OBI33824  Aphanes occidentalis David J. Keil 1980-3-8 13706 San Luis Obispo Lopez Cyn Rd, ca 4 mi from jctn with Pozo Rd Comment
  OBI54366  Apiastrum angustifolium David J. Keil 1995-4-15 24862 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI37404  Apium graveolens Eric Wise 1981-6-7 453 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI66843  Apocynum cannabinum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29612 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Across road and down hill to Chorro Creek canyon area from Chorro Creek Bog Thistle exclosure. Vicinity of 35.3445 deg. N, 120.6825 deg. W 213 Comment
  CDA24196  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  OBI67021  Aquilegia eximia D. R. Miller 1996-8-25 896 -634 San Luis Obispo Pine Mt Region. Among rocky crk bottom tones in 'Cardiac' fork of Tobacco crk 396 Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  CAS-BOT-BC23528  Arctostaphylos crustacea W. R. Dudley 1902-1-1 s.n. San Luis Obispo Pecho Mountains Comment
  CAS-BOT-BC23575  Arctostaphylos crustacea R. F. Hoover 1946-3-16 6552 San Luis Obispo Upper Arroyo Grande at top of ridge opposite County Park. Comment
  SEINET11977766  Arctostaphylos crustacea A. E. Wieslander 1936-1 605 San Luis Obispo Hazard Creek 152 Comment
  OBI71453  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28230 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI71475  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28226 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI14738  Arctostaphylos cruzensis Robert F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz Comment
  CAS-BOT-BC25028  Arctostaphylos cruzensis James B. Roof; Walter Knight; Irja Knight 1966-1-12 1769 San Luis Obispo On S facing slope of bluffs near top of Los Osos Mesa. Few miles East SE of Morro Bay. Comment
  JEPS98876  Arctostaphylos cruzensis James Roof 1961-7-4 San Luis Obispo S of Arroyo Cruz Creek Comment
  RSA381144  Arctostaphylos cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo North of Arroyo de los Chinos, 10.7 miles north of San Simeon. Comment
  SEINET11984816  Arctostaphylos cruzensis Unknown 1966-1 646 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi N of San Simeon Comment
  SEINET11989055  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1187 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  OBI14707  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1964-5-11 8798 San Luis Obispo Hi Mtn, N slope near summmit Comment
  OBI57751  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with Kathleen A. Keil 1998-5-26 27446 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  SD71282  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-9-15 9554 San Luis Obispo Summit on Pozo-Grande road. Comment
  CAS-BOT-BC23097  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1120329  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-4-28 996 San Luis Obispo 0.4 mi ne Branch Mountain (Plot 107); Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC1120332  Arctostaphylos glandulosa subsp. glandulosa T. M. Hendrix 1939-4-28 994 San Luis Obispo 0.4 mi ne Branch Mountain (Plot 107); Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI65924  Arctostaphylos glandulosa subsp. glandulosa D. R. Miller 1994-2-11 294 -71 San Luis Obispo Pine Mt. Region; cole Ranch, Marmolejo drainage 850 Comment
  RSA630662  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24333 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  CDA15186  Arctostaphylos glauca G. F. Hrusa 1998-4-27 14294 San Luis Obispo Caliente Range; Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. in upper parts of canyon. Comment
  UCD51115  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1133 San Luis Obispo Ca. 1/4 mile east of Santa Margarita Lake turnoff on Pozo Road. Comment
  CAS-BOT-BC24619  Arctostaphylos glauca R. F. Hoover 1946-11-17 6558 San Luis Obispo Cuyama Canyon near Clear Creek. Comment
  CAS-BOT-BC39220  Arctostaphylos glauca W. R. Dudley 1905-1-3 s.n. San Luis Obispo Reservoir Hill, Paso Robles. Comment
  RSA201540  Arctostaphylos glauca Robert F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi. above County Park. Comment
  SEINET11989229  Arctostaphylos glauca R. Gankin, Srivastara, L.; Lamonreux, C. 1958-1 279 San Luis Obispo Santa Margarita-Creston road, 1 mi W of jct of above road with road to McKittrick via Wells Corner Comment
  UCD51113  Arctostaphylos glauca A. E. Wieslander 1936-5-11 631 San Luis Obispo 1/4 mile S of Musick. 335 Comment
  OBI14683  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) on hilltop Comment
  OBI14685  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top Comment
  CAS-BOT-BC24527  Arctostaphylos hookeri subsp. hearstiorum Brandegee 1889-6-1 28 San Luis Obispo San Simeon. Comment
  SBBG113503  Arctostaphylos hookeri subsp. hearstiorum C. B. Hardham 1966-2-28 14011 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC24481  Arctostaphylos hooveri R. F. Hoover 1950-6-21 8012 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mtns. Comment
  RSA141812  Arctostaphylos luciana Clare B. Hardham 1959-3-13 4045 San Luis Obispo Santa Lucia Mountains: Klau Mine, Adelaida District- west of Paso Robles Comment
  OBI14651  Arctostaphylos luciana Robert F. Hoover 1969-5-20 11316 San Luis Obispo Santa Lucia Range; Klau district mines Comment
  POM3290  Arctostaphylos luciana L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade Comment
  UCSB30691  Arctostaphylos luciana Fairfax, Jennifer 1977-2-15 San Luis Obispo East of Cuesta Pass; along road to Black Butte; 2 miles from Hwy. 101 579 Comment
  SD103954  Arctostaphylos morroensis J. L. S. Simpson 1965-11-6 San Luis Obispo San Luis Range hillside, Morro Bay Comment
  UCR115298  Arctostaphylos morroensis Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Along S lope of crest of ridge and down draws on S ridge of Hazard Canyon, c. 2 mi east of Pecho Road. 69 Comment
  SEINET11989240  Arctostaphylos morroensis Unknown 1958-1 San Luis Obispo Comment
  CAS-BOT-BC27165  Arctostaphylos obispoensis Alice Eastwood 1928-5-17 15125 San Luis Obispo San Luis Obispo. On hills along Chorro Creek. Comment
  CAS-BOT-BC39846  Arctostaphylos obispoensis Clare B. Hardham 1964-6-19 12036 San Luis Obispo San Carpoforo Creek - Paso Robles Comment
  JEPS38899  Arctostaphylos obispoensis A. E. Wieslander 1935-6-16 580 San Luis Obispo Sycamore Springs Arroyo Grande Quad. Comment
  OBI77977  Arctostaphylos obispoensis D. R. Miller 2012-11-15 1112 .1034 San Luis Obispo Rocky Butte/Pine mt Region. Alon ridge rd, from Buckeye Mines area on Pine Mtn, Pico crk headwaters 914 Comment
  RSA755521  Arctostaphylos obispoensis Barbara Ertter, David J. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 air miles N of San Simeon, 2-3 miles from Hwy 1 122 Comment
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Aug 26 2010
  SBBG118527  Arctostaphylos obispoensis E. Painter 2001-4-22 SLO 192 San Luis Obispo tailings at La Trinidad mine; Camp San Luis Obispo 540 Comment
  UCR103361  Arctostaphylos obispoensis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  OBI52833  Arctostaphylos obispoensis David J. Keil, Kathleen Keil 1992-4-1 s.n. San Luis Obispo West of San Luis Obispo in hills along dirt road S of Prefumo Cyn rd Comment
  OBI78853  Arctostaphylos osoensis David J. Keil 2013-8-29 32000 San Luis Obispo Morro Bay State Park. Lower western slope of Cerro Cabrillo along South Bay Trail 20 Comment
  OBI71455  Arctostaphylos pechoensis David J. Keil 1999-3-23 28231 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI71473  Arctostaphylos pechoensis David J. Keil 1999-3-23 28224 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI82354  Arctostaphylos pechoensis David J. Keil, Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-1-1 33441 -A San Luis Obispo Upper See Canyon 415 Comment
  RSA201826  Arctostaphylos pechoensis Roman Gankin, W. Richard Hildreth 1966-6-8 806 San Luis Obispo ca 1/2 mile southeast of summit, See Canyon Road, San Luis Range Comment
  UC549667  Arctostaphylos pechoensis J. E. Adams 1935-2-24 1004 San Luis Obispo ridge sw Davis Canyon; Pecho Hills Comment
  UCD53541  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1966-6-8 806 San Luis Obispo Ca. 1/2 mile southeast of summit; See Canyon Road; San Luis Range. 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
  CAS-BOT-BC44388  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC44395  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8603 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  SBBG116219  Arctostaphylos pilosula D. Wilken, E. Painter, N. Havlik 2002-12-7 15966 San Luis Obispo near summit of Indian Knob 200 Comment
  UC1309685  Arctostaphylos pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 mi nw Tar Springs Ranch; Nipomo Quadrangle 335 Comment
  UC1309688  Arctostaphylos pilosula A. D. Gifford 1937-4-29 820 San Luis Obispo 1 mi wnw New District School; Pozo Quadrangle Comment
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Nov 4 2013
  JEPS49569  Arctostaphylos pilosula unknown 1930-10-31 San Luis Obispo s end of range San Luis Range, San Luis Creek 243 Comment
  JEPS81586  Arctostaphylos pilosula R. Raiche 1982-1-28 20065 San Luis Obispo Atascadero Road near La Paz Lane (e flank of range); Santa Lucia Range Comment
  OBI26818  Arctostaphylos pilosula David J. Keil 1981-3-7 14287 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Calif rte 227. Comment
  OBI62682  Arctostaphylos pilosula Jason Dart, Lynne Dee Althouse & Cletis England 2003-4-14 D 202 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande. The property is approximately 0.6 mi up Carpenter Cyn rd from the intersection with Printz rd 76 Comment
  SEINET11984955  Arctostaphylos pilosula Unknown 1966-1 658 San Luis Obispo hill N of summit of Noyes Rd, 0.2 mi SW of junction with Hwy 227, N of Arroyo Grande Comment
  UCD53817  Arctostaphylos rudis G. F. Hrusa Date Unknown 8365 San Luis Obispo Slope to SW of Pismo Creek; near intersection of Hwy. 101 and 4th street; Arroyo Grande. Comment
  OBI71460  Arctostaphylos tomentosa David J. Keil 1999-3-23 28220 San Luis Obispo Montana de Oro State Park. Comment
  RSA216812  Arctostaphylos tomentosa subsp. crustacea Robert F. Hoover 1969-2-21 11185 San Luis Obispo Sandy slope above Los Osos. Comment
  RSA381152  Arctostaphylos tomentosa subsp. rosei Roman Gankin, W. Richard Hildreth 1967-11-13 1188 San Luis Obispo Ca. 1 mile east of Cuesta Pass on ridge road Comment
  SEINET11989162  Arctostaphylos wellsii R. Gankin, Hildreth, W. R. 1968-1 1130 San Luis Obispo 0.7 mi SW from Noyes Rd on CA 227, Arroyo Grande Comment
  UC1185322  Aristocapsa insignis Clare B. Hardham 1960-5-13 5681 San Luis Obispo hills between San Juan River and Carissa Plains; Paso Robles, Simmler Road Comment
  OBI32182  Armeria maritima subsp. californica David J. Keil, Eric Wise 1981-5-25 14764 San Luis Obispo North of San simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG107816  Armeria maritima subsp. californica C. B. Hardham 1957-11-19 2756 San Luis Obispo Piedras Blancas Comment
  UCR246725  Armeria maritima subsp. californica Forrest D. Freund, J. M. Porter 2013-3-19 121 .1 San Luis Obispo Central Coast, coastal cliff top along CA Hwy 1, Cabrillo Hwy, 220 m west of the hwy, south of the bridge over Arroyo de La Laguna near La Cruz Rock, 3.13 mi north of turnoff to Piedras Blancas Lighthouse 16 Comment
  CAS-BOT-BC90146  Artemisia biennis H. M. Hall 1919-10-17 s.n. San Luis Obispo Oceano Comment
  LA211693  Artemisia californica Mark A. Elvin; Jason Storlie 2014-10-10 7670 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, One of the valleys along south entrance road to the Refuge from the Pacific Ocean. 37.0 Comment
  OBI51733  Artemisia californica R. Mike Arens 1994-1-12 08 a San Luis Obispo Cal Poly campus, SLO. In Poly Canyon near Botanical Garden foot bridge 152 Comment
  OBI27556  Artemisia douglasiana Melinda Doud 1976-5-28 669 San Luis Obispo Reservoir Cyn Comment
  OBI65935  Artemisia douglasiana Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 23 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range marsh below pumping house. N of hwy 1 56 Comment
  OBI77038  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  UC1928007  Artemisia tridentata subsp. parishii David Keil 1998-10-9 28166 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  OBI72846  Arthrocnemum subterminale Michael Walgren 2010-4-30 149 San Luis Obispo Audubon Sweet Springs Preserve, Los Osos; W of the boardwalk t Broderson St. Along the rd edge on Ramona St between 4th St and Broderson St Comment
  UC1953182  Arthrocnemum subterminale David Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant). Sea Level. Comment
  OBI49570  Arundo donax Eric Wise 1983-9-12 1766 San Luis Obispo Found at SW edge of Cemetery in San Luis Obispo near bridge Comment
  IRVC29233  Asclepias fascicularis G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8858 San Luis Obispo Santa Lucia Wilderness area, 0.9 mi E of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. Outer South Coast Ranges 166 Comment
  OBI28726  Asclepias fascicularis David J. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  OBI23426  Asclepias fascicularis Andrew Rybak 1972-8-25 1 San Luis Obispo Near RR tracks Comment
  OBI62217  Asclepias fascicularis P. A. Holden 1968-6-15 448 San Luis Obispo 5 mi N of jctn of hwy 58 and Creston Rd Comment
  SD111919  Asclepias vestita B. Ertter, J. Strachan 1981-5-15 3413 San Luis Obispo South side of Highway #58; 0.6 miles east of San Juan Creek. 550 Comment
  OBI64172  Asparagus asparagoides David J. Keil 2001-7-10 29644 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  CAS-BOT-BC177785  Astragalus curtipes David D. Keck 1933-5-5 2191 San Luis Obispo Odd Fellows Cemetery, near mouth of Torro Creek, between Cayucos and Morro Comment
  CDA26638  Astragalus curtipes C. C. Wilson 1940-4-11 San Luis Obispo Rancho El Suey, near Santa Maria. 0 Comment
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Apr 29 2014
  OBI31802  Astragalus curtipes Smeltzer, Turnquist 1982-5-7 120 San Luis Obispo NE side of Laguna Lake Park Comment
  UCR202914  Astragalus curtipes George K. Helmkamp, E. A. Helmkamp 2000-3-15 5335 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UCR6168  Astragalus curtipes C. M. Bringle 1967-3-20 B670320- 19 San Luis Obispo South Coast Range/Central Coast, 2 mi north of San Luis Obispo on H.A. Hildenbrand Ranch, Rt. 2 Box 103. First pasture behind ranch house, 200 ft. west of stream 427 Comment
  OBI13365  Astragalus didymocarpus Robert F. Hoover 1952-4-8 8081 San Luis Obispo La Panza District Comment
  OBI13363  Astragalus didymocarpus Robert F. Hoover 1949-4-21 7615 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  OBI13370  Astragalus didymocarpus Robert F. Hoover 1966-4-2 9788 San Luis Obispo Cyn behind old "sheep camp" On E side of Soda Lake, W side of Temblor range Comment
  UCSB26161  Astragalus didymocarpus Wilken, Dieter 1969-4-13 San Luis Obispo Elkhorn Hills, 5.4 miles north of Reyes Station, along the Soda Lake Road Comment
  OBI73236  Astragalus didymocarpus var. didymocarpus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30741 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  SEINET5789333 Image available Astragalus dispermus Marcus E. Jones 1882-1 3229 San Luis Obispo San Luis Obispo, CA Comment
  OBI4499  Astragalus douglasii Elizabeth Rudd 1971-5-23 277 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  UCR159301  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-4-22 9419 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  SD244693  Astragalus douglasii David Keil 1998-5-6 27125 San Luis Obispo E of San Miguel, 2.1 miles S of Monterey Coounty line on Rahchita Canyon Road. Comment
  UC83461  Astragalus douglasii var. douglasii Katharine Brandegee July 1885 San Luis Obispo Comment
  OBI37925  Astragalus gambelianus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18587 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  CDA13628  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Saslaw 1997-3-26 13665 San Luis Obispo Carrizo Plain; W side at S end of Soda Lake. Comment
  CAS-BOT-BC178052  Astragalus lentiginosus var. nigricalycis Philip A. Munz 1951-4-13 16297 San Luis Obispo 20 miles west of McKittrick, State Hwy 178, edge of Carrizo Plain 762 Comment
  SD244695  Astragalus lentiginosus var. nigricalycis David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27377 San Luis Obispo Caliente Range, 3.7 miles from junction with Soda Lake Road on Selby Road. Comment
  CAS-BOT-BC187543  Astragalus macrodon Alice Eastwood; John Thomas Howell 1936-5-5 2206 San Luis Obispo Near Atascadero Comment
  OBI13327  Astragalus macrodon Robert F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Comment
  UC1450977  Astragalus macrodon R. F. Hoover 1969-7-12 11452 San Luis Obispo on Peachy Canyon Road 4 mi w Paso Robles; w of Paso Robles Comment
  UC1927825  Astragalus macrodon David Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30491 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 654 Comment
  JEPS34369  Astragalus nuttallii Rimo Bacigalupi and L. R. Heckard 1963-4-21 8844 San Luis Obispo ca 6.5 mi nw Point San Luis (among rocks jutting out of coastal terrace at Lion Rock, between Crowbar Canyon and Diablo Canyon); btwn Crowbar Canyon and Diablo Canyon, Lion Rock 22 Comment
  CAS-BOT-BC186551  Astragalus nuttallii var. nuttallii R. F. Hoover 1947-3-8 6660 San Luis Obispo Near Piedras Blancas Point Comment
  OBI4022  Astragalus nuttallii var. nuttallii Donald Myrick 1966-3-23 1290 San Luis Obispo N of Cambria Comment
  CAS-BOT-BC194236  Astragalus oxyphysus Lewis S. Rose 1968-4-23 68038 San Luis Obispo Cholame 335 Comment
  RSA0020356  Astragalus oxyphysus Greg Wilvert 2005-5-1 370 San Luis Obispo Southeast half of the Caliente Range. 0.75 km S of Soda Lake Rd. along Pipeline Rd. 849 Comment
  UC2027536  Astragalus oxyphysus Greg Wilvert 2005-5-1 370 San Luis Obispo Southeast Half of Caliente Range: 0.75 km S of Sod Lake Road along Pipeline Road. Comment
  CAS-BOT-BC194235  Astragalus oxyphysus R. F. Hoover 1967-4-16 10461 San Luis Obispo Pass at southeast end of Carrizo Plain. Comment
  UC82712  Astragalus pachypus Alice Eastwood 1896-5-1 San Luis Obispo Cuyama Valley Cuyama Valley (near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  OBI40989  Athyrium filix-femina David J. Keil, Eric A. Wise 1985-4-25 188549 San Luis Obispo Black Lake Canyon between California Highway 1 and the Guadelupe Road. Shallow canyon cut through sandstone formations. Comment
  OBI31342  Athysanus pusillus Joy Nishida, Robert Allen 1982-4-10 219 San Luis Obispo American Cyn campground 536 Comment
  OBI47318  Athysanus pusillus David J. Keil 1982-3-24 15784 San Luis Obispo Los Padres NF. La Panza Mts; Amer cyn. T30S, R16S sects 28, 32, 33 Comment
  RSA661629  Atriplex californica Austin P. Griffiths 1982-1-27 ks.n. San Luis Obispo In swale between dune ridges perpendicular to beach in foredunes ca. 3 miles S of Oso Flaco Ck. 20 Comment
  RSA18241  Atriplex californica C. B. Wolf 1929-4-15 3609 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CDA18254  Atriplex canescens G. D. Barbe, Ben Easley 1974-7-9 1888 San Luis Obispo Temblor Range; Top of Recruit Grade Pass experimental plot, UCD, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  UCSB17237  Atriplex canescens D. Breedlove 1962-5-12 2768 San Luis Obispo 1 MI SE OF STATE HWY 166 ON US HWY 399 UPPER CUYAMA 640 Comment
  CAS-BOT-BC168310  Atriplex canescens var. canescens Ernest C. Twisselmann 1955-8-10 2300 San Luis Obispo San Emigdio Range. Northeast Cuyama Valley 731 Comment
  CAS-BOT-BC172629  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  RSA790119  Atriplex coronata var. vallicola Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-5-10 4 San Luis Obispo South Coast Ranges; Carrizo Plain; Southeast of Soda Lake; gently sloping terrain in and around lake floodplain. Approx. 1.4 miles southwest of Elkhorn Rd. 590 Comment
  SBBG132568  Atriplex fruticulosa D. Keil 2010-6-1 30838 San Luis Obispo S of Belmont Trail, E of where drainage crosses rd between Delray Rd and Cochise Rd, Carrizo Plain 590 Comment
  UC56060  Atriplex joaquinana J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  RSA202510  Atriplex lentiformis E. C. Twisselmann 1968-10-21 15043 San Luis Obispo Estrella River just above Estrella. 183 Comment
  RSA0080018  Atriplex leucophylla Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3207 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, just up the dunes from the beach. 16 Comment
  CAS-BOT-BC178411  Atriplex spinifera Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carriso (Carrizo) Plain between Simmler and Soda Lake Comment
  SD71137  Atriplex vallicola R. F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda lake; Carrizo Plain. Comment
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Dec 28 2009
  HSC91813  Avena barbata Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI3948  Avena fatua Elizabeth Rudd 1971-3-30 186 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI56351  Axonopus compressus Watson, Groat April1988 s.n. San Luis Obispo Weed in containers in greenhouse near Nipomo Comment
  UCR43227  Azolla filiculoides David J. Keil, E. A. Wise 1982-7-2 16309 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  RSA694984  Azolla filiculoides Dean William Taylor 1970-6-5 T 70 -51 San Luis Obispo At mouth of Reservoir Canyon, 900 E, 1700 S Comment
  OBI16982  Baccharis glutinosa Robert F. Hoover 1965-9-18 9567 San Luis Obispo Trout Crk, just E of Santa Margarita Comment
  OBI38219  Baccharis glutinosa Eric Wise 1981-6-29 792 b San Luis Obispo Celery Lake of Dune Lakes Comment
  UCSB71047  Baccharis glutinosa Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 200 feet toward back dune from County Line/Le Roy marker. 5 Comment
  UCD129439  Baccharis pilularis subsp. consanguinea Roman Gankin 1966-2-17 668 San Luis Obispo San Luis Obispo County: ca. 1.5 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI4194  Baccharis pilularis var. consanguinea Robert F. Hoover 1966-9-12 9989 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  CAS-BOT-BC99639  Baccharis plummerae R. F. Hoover 1946-10-27 6535 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  CAS-BOT-BC99747  Baccharis salicifolia Ernest C. Twisselmann 1954-5-29 1309 San Luis Obispo Grants Lake: Eastern San Luis Obispo County 576 Comment
  CAS-BOT-BC99755  Baccharis salicifolia R. F. Hoover 1964-5-10 8749 San Luis Obispo Near Estrella Comment
  OBI38486  Baccharis salicifolia Eric Wise 1983-3-6 1685 San Luis Obispo Salinas river at Hwy 58 Comment
  CDA11349  Barbarea orthoceras G. F. Hrusa 1995-4-16 12072 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass. Approx. 1.5 m. NW of US 101. Comment
  UC1126823  Barbarea orthoceras T. M. Hendrix 1937-4-14 4 San Luis Obispo 2.5 mi se New District School; Pozo Quad. 457 Comment
  UCR122505  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp 2001-5-2 6616 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  CAS-BOT-BC16609  Barbarea orthoceras Steven A. Junak 1990-4-27 4225 San Luis Obispo Los Padres National Forest. Santa Lucia Mountains, Cuesta Ridge. 701 Comment
  UC52318  Barbarea orthoceras Rev. R. W. Summers 1886-3-21 909 San Luis Obispo San Luis Obispo Mt. Comment
  UCR140134  Bellis perennis George K. Helmkamp 2004-2-19 8300 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  CAS-BOT-BC75860  Berberis pinnata R. F. Hoover 1947-2-22 s.n. San Luis Obispo See Canyon, San Luis Range. Comment
  CAS-BOT-BC75862  Berberis pinnata H. E. McMinn 1923-6-21 1163 San Luis Obispo Cuesta Grade, below summit San Marguerette. Comment
  OBI72002  Berberis pinnata subsp. pinnata Michael Walgren 2010-1-15 62 San Luis Obispo Morro Bay State Park along Park ridge. Comment
  SEINET893007  Bergia texana Ernest C. Twisselmann 1962-1 7427 San Luis Obispo At summit of Palo Prieta Canyon, San Luis Obispo County 609 Comment
  SBBG98982  Blepharizonia plumosa subsp. viscida C. F. Smith 1991-6-28 12231 San Luis Obispo below main rd between Cuyama Valley and Carrizo Plain that crosses in W part of Caliente Mt range, W of summit Cuyama Valley drainage Comment
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Sep 14 2018
  SBBG111576  Blepharizonia plumosa subsp. viscida C. B. Hardham 1957-10-16 2682 San Luis Obispo shores of Nacimiento Lake Comment
  UC1296356  Bloomeria crocea R. F. Hoover 1955-6-14 8359 San Luis Obispo San Simeon Comment
  UC1100852  Bolboschoenus maritimus Herbert L. Mason 1946-6-9 12872 San Luis Obispo Dune Lakes between Oceano and mouth Santa Maria River; Dune Lakes between Oceano and mouth Santa Maria River Comment
  OBI72236  Bowlesia incana Anthony Baniaga, Daniel Chavez 2010-3-14 39 San Luis Obispo Tierra Redonda BLM ACEC 448 Comment
  UCD147260  Bowlesia incana Melanie Gogol-Prokurat; A. Klein 2008-5-6 CARR 148 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 720 Comment
  OBI8006  Boykinia occidentalis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Redwood Gulch above hwy 1, N of San Simeon 305 Comment
  SBBG93909  Brachypodium distachyon S. A. Junak, T. Ayers 1989-6-22 4080 San Luis Obispo Cuesta Ridge Botanical Area: S side of USFS Rd 29S11.3 at E boundary, ca. 3 mi W of US Hwy 101 749 Comment
  SBBG95568  Brassica geniculata M. Stiles 1986-5-21 43 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  OBI40737  Brassica nigra David J. Keil, Dirk Walters 1986-5-2 19345 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UC1927891  Brassica nigra David Keil, Tina Teed and Mariko Uchida 2001-6-15 29560 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI35275  Brassica rapa H. E. Jones 1981-5-18 11 San Luis Obispo Point Piedras Blancas Comment
  OBI80246  Brassica rapa Kristen M. Nelson 2013-2-9 9 San Luis Obispo Ca. 7 miles SW of downtown San Luis Obispo; ca. 0.5 driving miles east of CA-227 on Corbett Canyon Road Along disturbed roadside, full sun. 85 Comment
  UC1583643  Brickellia californica David Keil 1983-9-10 17959 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  UC86107  Brickellia californica J. Burtt Davy Oct 1896 2716 San Luis Obispo Port Harford Comment
  UCR263710  Brickellia californica Mark A. Elvin, David J. Keil 2014-9-12 7615 San Luis Obispo Central Coast, east of Cambria along Santa Rosa Creek Road c. 6.5 km (air) east of Main Street 76 Comment
  OBI25985  Briza maxima David J. Keil 1981-5-16 14638 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC149368  Bromus arizonicus R. F. Hoover 1964-5-10 8744 San Luis Obispo East of Salinas River opposite San Miguel. Comment
  CAS-BOT-BC149461  Bromus berteroanus Ernest C. Twisselmann 1955-4-26 1898 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Painted Rock, Carrisa Plains. 731 Comment
  OBI56721  Bromus catharticus David J. Keil 1996-5-24 25877 San Luis Obispo Laguna Lake Park, Comment
  OBI66121  Bromus catharticus D. R. Miller 1994-4-7 494 -169 San Luis Obispo Pine Mt Region. In yhard side of fence near barn, 3 ranch [illegible], San Simeon drainage 488 Comment
  OBI31374  Bromus diandrus Joy Nishida, Julie Oxford 1982-4-16 323 San Luis Obispo American Cyn; .6 mi S of American Cyn campground Comment
  SBBG109715  Bromus diandrus C. B. Hardham 1959-5-6 4429 San Luis Obispo Bee Rock Rd to Nacimiento Lake Comment
  CAS-BOT-BC155598  Bromus grandis R. F. Hoover 1964-6-12 9076 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  SBBG110346  Bromus hordeaceus C. B. Hardham 1961-5-18 7102 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  OBI2595  Bromus hordeaceus Larry E. Brown 1970-4-11 1770 San Luis Obispo Near Santa Ynez River, ca. 8 mi from San Marcos Pass Rd Comment
  OBI70010  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Pine Mt Region; Growing along crkway jctn in Pear Tree flat, Pico crk drainage 875 Comment
  RSA201561  Bromus laevipes Robert F. Hoover 1964-5-11 8764 San Luis Obispo 5 miles from west Pozo. Comment
  RSA201559  Bromus madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon. Comment
  OBI64831  Bromus pseudolaevipes David J. Keil, with Michael Curto 2001-5-15 29456 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UCD59632  Bromus rubens A. A. Beetle 1942-4-25 3233 San Luis Obispo San Luis Obispo Co.: Rt. 101, Arroyo Grande. Comment
  CAS-BOT-BC161759  Bromus rubens Clare B. Hardham 1957-4-25 10806 San Luis Obispo Santa Lucia Mountains. Main ridge of Santa Lucias southeast of Cyrpess Mountain. Comment
  OBI22462  Bromus sitchensis Robert F. Hoover 1964-6-12 9067 San Luis Obispo Near rocky Butte fire lookout Comment
  OBI72240  Bromus sterilis Anthony Baniaga 2010-4-4 100 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 365 Comment
  CAS-BOT-BC185013  Calamagrostis rubescens R. F. Hoover 1950-6-20 7991 San Luis Obispo 7 miles west of Templeton on road to Cambria. Comment
  OBI78860  Calandrinia breweri Michael Walgren 2013-2-19 304 San Luis Obispo Black Hill, on the south face, where a burn occurred in coastal scrub in November 2012. Morro Bay State Park in the City of Morro Bay. 86 Comment
  OBI53048  Calandrinia ciliata David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21514 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  UC3360  Calochortus albus Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI75250  Calochortus argillosus David J. Keil 2011-5-12 31015 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 345 Comment
  OBI79624  Calochortus argillosus Genevieve Patt 2014-5-20 1 San Luis Obispo San Luis Obispo, South Hills, Woodbridge Trail, halfway up trail on the left. Comment
  UC1134458  Calochortus clavatus W. A. Peterson 1937-5-14 838 San Luis Obispo Top of Yellow Mtn. La Panza Quad. 609 Comment
  OBI75678  Calochortus fimbriatus D. R. Miller 2011-7-26 711 .974 San Luis Obispo Rocky Butte/Pine Mt region. Along road bank on Hearst Spring rd, T26S, R8E, sect 3, Pebblestone shut-in Topo map 853 Comment
  OBI83635  Calochortus luteus Melissa Mooney 2016-5-20 1610 San Luis Obispo San Simeon State Park, Van Gordon Creek Rd.; Approx 0.5 mi. N of intersection with San Simeon Crk Rd. 64 Comment
  SBBG942  Calochortus luteus C. B. Hardham 1958-6-27 3725 San Luis Obispo Cambria Comment
  CAS-BOT-BC492537  Calochortus luteus Rev. R. W. Summers 1883-6-17 841 San Luis Obispo Summit San Louis Mt, suburb Comment
  CAS-BOT-BC492538  Calochortus luteus R. F. Hoover 1965-6-14 9421 San Luis Obispo 1.8 miles north of Arroyo de la Cruz Comment
  SBBG108264  Calochortus luteus C. B. Hardham 1959-5-6 4412 San Luis Obispo between Adelaida and Nacimiento Dam Comment
  OBI51769  Calochortus obispoensis R. Mike Arens 1994-6-10 99 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  SBBG108263  Calochortus obispoensis C. B. Hardham 1958-6-20 3704 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC1392681  Calochortus obispoensis R. F. Hoover 1969-6-22 11378 San Luis Obispo Santa Lucia Range, Chorro Creek Canyon (Serrano Canyon) Chorro Creek Canyon; Santa Lucia Range, Chorro Creek Canyon Comment
  OBI21428  Calochortus simulans Robert F. Hoover 1964-5-11 8773 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  OBI58932  Calochortus simulans David J. Keil 1998-6-10 27747 San Luis Obispo S of Creston at 4425 Coyote Canyon Rd. (between Creston & Hwy 58, W of O'Donnovan Rd.) Comment
  UC767900  Calochortus simulans Robert F. Hoover 1939-5-4 San Luis Obispo between Santa Margarita and Pozo Comment
  UC57493 Image available Calochortus venustus J. H. Barber 1899-5-7 San Luis Obispo Paso Robles Comment
  UCD139604  Calochortus venustus Clare B. Hardham 1961-5-18 7117 San Luis Obispo San Luis Obispo County: between Rocky Butte and Pine Mountain. 762 Comment
  RSA141135  Calochortus venustus Clare B. Hardham 1960-6-1 5981 San Luis Obispo Santa Lucia Mountains: Pine Mt. Comment
  OBI79886  Calystegia macrostegia subsp. cyclostegia Garrett P. Ahern 2014-3-27 120 San Luis Obispo Cuesta Ridge Botanical Area (West), Along T.V. Tower Road, about 1.6 miles from junction with Highway 101. 546 Comment
  UC1123620  Calystegia macrostegia subsp. cyclostegia B. Bolt 1936-3-4 589 San Luis Obispo Morro Rock Cuyucos Quad., , Plot 46 Comment
  UCSB25939  Calystegia macrostegia subsp. cyclostegia Jepson, W. 1920-4-7 San Luis Obispo North of Pizmo on road to San Luis Obispo Comment
  CHSC114056  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  UC57544  Calystegia malacophylla subsp. pedicellata J. H. Barber 1899-4-19 San Luis Obispo Paso Robles Comment
  OBI65862  Calystegia malacophylla subsp. pedicellata D. R. Miller 1994-5-6 549 -326 San Luis Obispo Pine Mt Region. From Hartman's rd to his spring area; E slope of Pine mtn in the Tobacco Crk drainage 800 Comment
  RSA711892  Calystegia subacaulis R. K. Brummitt, D. J. Keil, N. A. Brummitt 1998-5-9 19805 San Luis Obispo E edge of San Luis Obispo city, above end of Lizzie Street; hillside by La Laloma Adobe. 100 Comment
  OBI32962  Calystegia subacaulis subsp. episcopalis David J. Keil 1983-5-22 17077 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI51312  Calystegia subacaulis subsp. episcopalis Jan Barber 1993-8-21 86 San Luis Obispo San Simeon State Park Comment
  SBBG118540  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax 2000-4-20 SLO 79 San Luis Obispo NW slope of Cerro Romualdo; Camp San Luis Obispo 180 Comment
  CHSC53264  Camissonia campestris subsp. campestris L. P. Janeway 1988-5-22 2683 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  OBI58521  Camissonia campestris subsp. campestris David J. Keil 1998-5-11 27215 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  SEINET7063722  Camissonia chamaenerioides A. G. Vestal 1947-4-19 s.n. San Luis Obispo South of Pismo Beach. UTM Zone 10, 716013mE, 3888642mN. (WGS84/NAD83). 6 Comment
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Jul 13 2018
  RSA355807  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Thorne 1968-6-7 37773 San Luis Obispo Jack Lake. Near lake, ca. 3 miles S of Oceano. Comment
  RSA454077  Camissonia graciliflora R. S. Woglum 1941-4-26 2971 San Luis Obispo San Joaquin Valley: Simmler; Carrizo Plain. Comment
  RSA628488  Camissonia hardhamiae George K. Helmkamp, E. A. Helmkamp 1999-5-22 4907 San Luis Obispo Los Osos, N of the corner of Buckskin & Martingale streets. 61 Comment
  RSA186466  Camissonia micrantha Peter H. Raven 1963-5-3 18277 San Luis Obispo Near Atascadero Comment
  UCR97571  Camissonia robusta George K. Helmkamp, E. A. Helmkamp 1997-3-8 1432 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI11890  Camissonia strigulosa Robert F. Hoover 1947-4-25 7069 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  RSA125215  Camissonia strigulosa P. A. Munz 1957-5-17 22587 San Luis Obispo Baywood Park, south end of Morro Bay Comment
  SD38675  Camissoniopsis micrantha Edith A. Purer 1933-7-20 5102 San Luis Obispo Northwest of Guadalupe. Comment
  JEPS99152  Campanula griffinii Clare B. Hardham 1961-4-17 6886 San Luis Obispo Pine Mountain 914 Comment
  OBI79635  Cannabis sativa D. R. Miller 2014-8-19 814 .1093 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing with a few others near edge of orchard, D. R. Miller property. 700 Comment
  SBBG14383  Capsella bursa-pastoris M. D. Proctor, E. A. Young 1969-3-17 ROB 218 San Luis Obispo 0.5 km S of Boy Scout Rd; Camp Roberts Comment
  OBI82463  Cardamine hirsuta David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33541 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  CDA34834  Cardaria pubescens David J. Keil 1998-5-11 27168 San Luis Obispo Hwy 58 at San Juan Creek bridge. 0 Comment
  OBI27188  Carduus pycnocephalus Thomas Burrows 1980-5-17 67 San Luis Obispo Reservoir cyn 152 Comment
  RSA0042098  Carduus pycnocephalus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6339 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI17524  Carduus pycnocephalus Lynne Dee Althouse 1977-5-22 82 San Luis Obispo Wofle's horse ranch, N of San Luis High School 122 Comment
  RSA586431  Carduus pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 0028 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  UCSB48330  Carex C. Hardham 1961-5-10 6985 San Luis Obispo ATASCADERO Comment
  OBI6421  Carex bolanderi Robert F. Hoover 1964-6-7 8995 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  CAS-BOT-BC20398  Carex globosa John Thomas Howell 1964-6-30 40857 San Luis Obispo Cambria. Comment
  RSA201539  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park District. Comment
  CAS-BOT-BC119434  Carex nudata Clare B. Hardham 1957-4-14 1661 San Luis Obispo Rocky Santa Rita Streambed. Comment
  OBI34417  Carex praegracilis David J. Keil, Kathy Jones 1982-4-4 15829 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG15586  Carex praegracilis M. A. Piehl 1962-5-23 62298 San Luis Obispo near Oso Flaco Lake 7 Comment
  OBI37967  Carex serratodens David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18667 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  OBI40359  Carex subbracteata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk Rd between Pine Mtn and Rocky Butte 869 Comment
  OBI69958  Carex subbracteata D. R. Miller 2007-4-14 407 .846 San Luis Obispo Pine Mt Region. At Egeberg walnut orchard 700 Comment
  CAS-BOT-BC230107  Carpobrotus chilensis R. F. Hoover 1964-3-27 8661 San Luis Obispo Oceano Beach Comment
  OBI4309  Carpobrotus chilensis Felice C. Movich 1969-4-2 14 San Luis Obispo Dunes near Montana de Oro, south of Morro Bay Comment
  SBBG117852  Carthamus lanatus E. Painter, M. Wetherwax 2000-6-11 SLO 351 San Luis Obispo SE of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  JEPS13106  Castilleja Rimo Bacigalupi with R. S. Ferris, R. W. Holm, Dr. and Mrs. R. M. Page 1953-7-24 4321 San Luis Obispo about 5 mi s Oceano (nw of (beyond) Oso Flaco Lake, immediately back of ocena beach) Comment
  OBI60581  Castilleja affinis Lynne Dee Oyler, David J. Keil, K. Foustini 1990-4-26 1095 San Luis Obispo Nipomo dunes. UNOCAL pipeline that runs N-S through dunes Comment
  RSA181891  Castilleja affinis Robert F. Hoover 1947-3-8 6655 San Luis Obispo San Simeon. Comment
  OBI29600  Castilleja affinis Robert J. Rodin 1962-5-10 6876 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  OBI8039  Castilleja affinis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Along hwy 1, near where it crosses Redwood Gulch, N of San Simeon 305 Comment
  UCR162139  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-2-24 8956 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  JEPS4851  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3208 San Luis Obispo e side summit of road between Templeton and Cayucos Comment
  UCSB18440  Castilleja affinis subsp. affinis Breedlove, Dennis 1962-4-6 San Luis Obispo 3.7 miles north of Arroyo de la Cruz; on California State Highway 1 9 Comment
  UCSB48350  Castilleja affinis subsp. affinis Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir; Highway 166 213 Comment
  UC195642  Castilleja ambigua subsp. ambigua Ira J. Condit Jun 1912 San Luis Obispo San Carpoforo Comment
  UC1315047  Castilleja attenuata R. F. Hoover 1967-4-5 10364 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  UCD147268  Castilleja attenuata MJ Colletti; D. Hickson, M. Gordon 2010-4-5 CARR 998 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains, American Preserve. 587 Comment
  SBBG107015  Castilleja densiflora subsp. densiflora C. B. Hardham 1960-4-4 5312 San Luis Obispo N shore of Nacimiento Lake Comment
  OBI39337  Castilleja densiflora subsp. gracilis David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18711 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  JEPS4347  Castilleja densiflora subsp. obispoensis Rimo Bacigalupi and Alex Hawkes 1951-4-26 3287 San Luis Obispo just s Cambria Pines Inn (air landing strip, Cambria); Cambria Comment
  OBI69477  Castilleja densiflora subsp. obispoensis Peter Waldburger, Amy Millan, Jody Olson 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 707888 N 3913498. Site F Comment
  SBBG116984  Castilleja exserta A. P. Griffiths, M. Goodrich 1978-5-15 San Luis Obispo Oceano Comment
  UC2027094  Castilleja exserta Greg Wilvert 2005-4-23 290 San Luis Obispo Southeast Half of the Caliente Range: Above Lawson Spring Comment
  OBI28376  Castilleja exserta Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna Rd, just .25 mi before reaching Auga Escondido campground Comment
  JEPS15211  Castilleja exserta subsp. exserta C. M. Belshaw 1936-3-17 1604 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UCR101015  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 1998-4-8 3217 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCSB12101  Castilleja exserta subsp. exserta Breedlove, Dennis 1962-4-1 San Luis Obispo on U.S. 101, 2.3 miles north of Santa Maria River; on Nipomo Plain 91 Comment
  UC572281  Castilleja foliolosa W. A. Peterson 1937-4-26 749 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI30636  Castilleja foliolosa Neil Havlik 1967-5-7 364 -14 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  CAS-BOT-BC241094  Castilleja mollis R. F. Hoover 1964-8-14 9257 San Luis Obispo Jack Lake Comment
  UC2027069  Castilleja subinclusa subsp. subinclusa Greg Wilvert 2005-5-14 420 San Luis Obispo Southeast Half of the Caliente Range: 1.2 km NW of Wells Canyon Comment
  JEPS29118  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2083 San Luis Obispo 2.2 mi w Soda Lake, north edge (on Turkey Camp Well Road, w edge of Carrizo Plain); Carrizo Plain 685 Comment
  SEINET7063600  Caulanthus californicus A. G. Vestal 1947-1 San Luis Obispo Comment
  UC1492718  Caulanthus californicus Freed W. Hoffman 1952-4-4 4168 San Luis Obispo Carrizo Plains 18.1 mi n of Highway 166 on Simmler Road; Carrizo Plains 762 Comment
  UC599231  Caulanthus californicus Frank W. Peirson 1938-4-12 12387 San Luis Obispo roadside in upper Cuyama Valley (in extreme se corner of county); in upper Cuyama Valley Comment
  OBI14923  Caulanthus coulteri Robert F. Hoover 1967-4-16 10476 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI14925  Caulanthus coulteri Robert F. Hoover 1967-3-28 10309 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC40955  Caulanthus coulteri R. F. Hoover 1949-4-12 7599 San Luis Obispo Cuyama Canyon 12 miles below Gypusm Canyon Highway Bridge, north side of river. Comment
  UC1303165  Caulanthus coulteri var. lemmonii Ira L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley btwn Cholame and Annette; Bitterwater Valley btwn Cholame and Annette Comment
  SJSU3390  Caulanthus inflatus C. W. Sharsmith 1962-4-21 6855 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak; Temblor Range Comment
  CAS-BOT-BC39528  Caulanthus lemmonii R. F. Hoover 1967-4-15 10454 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley. Comment
  SDSU10340  Ceanothus cuneatus D. F. Howe 1960-4-9 2841 San Luis Obispo Area east of Morro Bay. 61 Comment
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Jul 21 2012
  RSA216771  Ceanothus cuneatus Robert F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  CAS-BOT-BC64467  Ceanothus cuneatus subsp. fascicularis Lewis S. Rose 1968-4-8 68028 San Luis Obispo 5 mi. n. of Lompoc. 152 Comment
  CHSC55269  Ceanothus cuneatus var. cuneatus L. P. Janeway; Jean Witzman, Laurie Archambault, Steve Webster 1989-3-24 3180 San Luis Obispo Along the Creston Rd (hwy 229) ca 1 1/2 mi N of Calf Cyn (hwy 58). 464 Comment
  RSA0040437  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6308 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8, NE1/4. 558 Comment
  OBI10368  Ceanothus cuneatus var. fascicularis Robert J. Rodin 1957-5-16 6144 San Luis Obispo S end of Morro Bay Comment
  OBI60110  Ceanothus cuneatus var. ramulosus G. F. Hrusa 1987-5-3 5339 San Luis Obispo Montana de Oro State Park, Summit of Buchon ridge immed. W of Coon Crk Cyn 274 Comment
  OBI72210  Ceanothus cuneatus var. ramulosus E. Painter & M. Wetherwax, M. Wetherwax 2001-5-15 SLO- 193 San Luis Obispo Camp San Luis Obispo. Near road to Primera and la Trinidad mines, 0.65 road mi from Chorro Reservoir Comment
  SBBG112489  Ceanothus cuneatus var. ramulosus C. Bornstein, E. Collins 1994-4-21 San Luis Obispo top of Prefumo Cyn 472 Comment
  UC1280758  Ceanothus foliosus var. medius H. E. McMinn 1938-6-23 5177 San Luis Obispo Cuesta Grade Comment
  UCR141940  Ceanothus gloriosus subsp. gloriosus George K. Helmkamp 2004-1-9 8238 San Luis Obispo Central Coast, Along Highway Calif. Hwy 1, 0.6 mi south of Nipomo Hill in the Arroyo Grande area 46 Comment
  UC1276251  Ceanothus griseus R. F. Hoover 1960-4-9 8520 San Luis Obispo Mouth of Coon Creek Comment
  UC455423  Ceanothus griseus I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mountain 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
  UCD112156  Ceanothus impressus Roman Gankin 1965-2-17 412 San Luis Obispo San Luis Obispo County: near corner of Willlow Road and Pomeroy los Berros, Nipomo Mesa. Comment
  RSA201548  Ceanothus leucodermis Robert F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. Five miles above County Park Comment
  OBI10421  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UC1276272  Ceanothus maritimus R. F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Hwy 1) Comment
  CAS-BOT-BC50501  Ceanothus maritimus R. F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway 1, on ocean bluff. Comment
  UCR169360  Ceanothus oliganthus subsp. oliganthus George K. Helmkamp, E. A. Helmkamp 2005-3-1 8975 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  UC1071337  Ceanothus oliganthus var. sorediatus P. L. Johannsen 1932-3-10 31 San Luis Obispo La Panza Range La Panza quad., Santa Barbara National Forest 975 Comment
  UC1071343  Ceanothus oliganthus var. sorediatus T. M. Hendrix 1937-4-23 87 San Luis Obispo 1.4 mi nw Hi Mt.; Pozo quad. 548 Comment
  UC455425  Ceanothus oliganthus var. sorediatus E. P. Unangst 1907-4-3 San Luis Obispo Cuesta Comment
  OBI75658  Ceanothus oliganthus var. sorediatus Steven A. Junak 1990-5-1 4303 San Luis Obispo Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along old tril on ridge about 0.55 mi E of W Cuesta Ridge rd (USFS rd #29S11.3) about 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  UC569696  Ceanothus papillosus B. Bolt 1936-4-14 665 San Luis Obispo 2 1/2 mi nne of mouth Smith Creek; Cuyucos Quad., nne of mouth Smith Creek 243 Comment
  CAS-BOT-BC51231  Ceanothus papillosus Roxana S. Ferris 1939-6-18 9790 San Luis Obispo Santa Lucia Mts. - Summit road along south fork of Las Tablas Creek on Klau-Cambria Road 579 Comment
  OBI10400  Ceanothus papillosus Robert F. Hoover 1949-5-14 7683 San Luis Obispo Region of Rocky Butte, above San Simeon Comment
  UCSB31774  Ceanothus papillosus UCSB Botanical Society 1979-1-20 San Luis Obispo 0.7 miles west along dirt road, 5.2 miles northwest of San Luis Obispo Creek along See Canyon Road 243 Comment
  CAS-BOT-BC52268  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  OBI10502  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1963-5-4 8558 San Luis Obispo [Montana de Oro] Upper Coon Crk, San Luis Range Comment
  SBBG44294  Ceanothus thyrsiflorus var. thyrsiflorus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  UCR107605  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between California Men's Colony & Chorro Reservoir 152 Comment
  OBI19893  Centaurea melitensis Walter F. Chesebro 1978-5-26 250 R San Luis Obispo At Montana de Oro State Park Comment
  OBI49891  Centaurea melitensis David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18145 San Luis Obispo American Cyn area in La Panza Mts Comment
  UC456204  Centaurium davyi E. P. Unangst 1906-5-13 San Luis Obispo Perfumo Canyon Comment
  RSA585487  Centaurium davyi R. E. Riefner Jr. 1994-4-15 94 -311 San Luis Obispo Camarillo Peaks, Morro Bay State Parks. Comment
  OBI20348  Centranthus ruber Gary Kurama 1971-5-10 2 San Luis Obispo Cal Poly, corner of Crandall and health center 91 Comment
  OBI25938  Centranthus ruber Lorraine Vinland 1981-10-3 3 San Luis Obispo 500 Block of Higuera St; on edge of vacant lot Comment
  OBI79129  Centromadia parryi Kyle R. Weichert 2014-8-5 2 San Luis Obispo North of Buckley Road, near intersection with Jesperson Road, San Luis Obispo, CA 35 Comment
  SBBG113584  Cerastium glomeratum C. B. Hardham 1960-4-3 5337 San Luis Obispo Cypress Mtn Comment
  CLARK-A1045-1374  Cerastium viscosum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  OBI31016  Cercocarpus betuloides Julie M. Vanderweir 1979-8-26 200 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC135408  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8738 San Luis Obispo Just west of Cuesta Pass summit, on north slope. Comment
  CAS-BOT-BC137172  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1929-4-13 7516 San Luis Obispo Foot of the Cuesta Grade northern side Comment
  UC453986  Cercocarpus betuloides var. betuloides I. J. Condit 1910-3-28 San Luis Obispo Pozo to La Panza Comment
  SEINET7063596  Chaenactis glabriuscula var. glabriuscula A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  OBI33835  Chaenactis glabriuscula var. glabriuscula Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1081 San Luis Obispo hwy 166, 12.4 mi E of turnoff to Spanish ranch 518 Comment
  CAS-BOT-BC277581  Chaenactis glabriuscula var. lanosa R. F. Hoover 1967-3-22 10267 San Luis Obispo Hills at western edge of Carrizo Plain, west of Simmler Comment
  CAS-BOT-BC277610  Chaenactis glabriuscula var. lanosa R. F. Hoover 1947-3-29 6798 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  UC1285413  Chaenactis glabriuscula var. lanosa R. F. Hoover 1947-3-29 6798 San Luis Obispo on La Panza road 5 mi e Creston; e of Creston on La Panza road Comment
  CAS-BOT-BC277597  Chaenactis glabriuscula var. lanosa Ethel Crum 1940-4-7 2104 San Luis Obispo Inner South Coast Ranges. Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range 487 Comment
  CAS-BOT-BC277598  Chaenactis glabriuscula var. lanosa J. E. Roadhouse 1905-4-9 348 San Luis Obispo Near San Luis Obispo Comment
  RSA160845  Chaenactis glabriuscula var. lanosa Percy C. Everett, N. F. Lolonis 1962-5-4 24486 San Luis Obispo 7.3 miles from Creston on road to La Panza 366 Comment
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Nov 12 2011
  OBI16804  Chaenactis glabriuscula var. megacephala Robert F. Hoover 1947-4-4 6885 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC279631  Chaenactis stevioides David D. Keck; J. Clausen 1935-4-9 3089 San Luis Obispo Cholame 460 Comment
  CAS-BOT-BC70090  Cheilanthes covillei R. F. Hoover 1947-1-5 6584 San Luis Obispo Pine Mt. of La Panza Range Comment
  CAS-BOT-BC426304  Chenopodium album R. F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Creek Comment
  CDA34936  Chenopodium album Ann Cochran 1986-7-19 24 San Luis Obispo [California Valley;] corner of Cucamonga Trail and Doris Trail. Comment
  IRVC28936  Chenopodium ambrosioides G. K. Helmkamp 2003-11-22 8228 San Luis Obispo base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande Central Coast 15 Comment
  CHSC118865  Chenopodium berlandieri Austin P. Griffiths 1986-10-30 17982 San Luis Obispo Vicinity of Oceano. Comment
  POM203550  Chenopodium californicum I. L. Wiggins 1932-3-21 5799 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC524103  Chenopodium californicum Ira L. Wiggins 1932-3-21 5799 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  OBI60496  Chenopodium macrospermum Larry Kelly, David J. Keil 1988-10-1 301 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI79164  Chenopodium macrospermum David J. Keil 2011-11-9 31174 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek Comment
  OBI53411  Chenopodium murale Arthur W. Hazebrook 1993-5-23 231 San Luis Obispo Nipomo Dunes Complex, Ruderal comm along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  UCR120737  Chenopodium strictum George K. Helmkamp, E. A. Helmkamp 2000-9-1 5958 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  OBI65728  Chenopodium strictum var. glaucophyllum D. R. Miller, Kathy Fry 2000-9-25 900 /730 San Luis Obispo Pine Mt Region. In planting bed on N side of house 701 Comment
  OBI22345  Chloris virgata Ernest C. Twisselmann 1955-8-8 2299 San Luis Obispo Plants of the Temblor Range and the Western San Joaquin Valley; Chris Twisselmann Ranch, eastern San Luis Obispo County 671 Comment
  OBI22343  Chloris virgata John Thomas Howell 1954-11-2 30116 A San Luis Obispo Along Hwy at Shandon Comment
  OBI39399  Chlorogalum purpureum var. reductum Clifton F. Smith 1950-5-4 2756 San Luis Obispo along rd between Creston and Simmler, N of La Panza Public Camp Comment
  OBI18490  Chondrilla juncea David J. Keil 1978-10-8 s.n. San Luis Obispo In weed lot at corner of Higuera and Toro Comment
  RSA201740  Chondrilla juncea Robert F. Hoover 1965-9-7 9545 San Luis Obispo Cuesta Pass Comment
  OBI58500  Chorizanthe David J. Keil 1998-4-28 26952 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI29299  Chorizanthe Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park [San Luis Obispo] Comment
  CAS-BOT-BC178919  Chorizanthe angustifolia R. F. Hoover 1946-6-20 6178 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC541486  Chorizanthe angustifolia D. H. Wilken; E. Painter; M. Wetherwax 2005-4-26 16227 San Luis Obispo Just S of Jack Lake, 0.7 km due E of Lettuce Lake 600 Comment
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Aug 25 2020
  RSA150953  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9070 San Luis Obispo Baywood Park (Morro Bay) Comment
  RSA216729  Chorizanthe angustifolia Robert F. Hoover 1966-5-15 9855 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC178934  Chorizanthe angustifolia Ernest C. Twisselmann 1956-4-10 2636 San Luis Obispo Nipomo Mesa, 1.5 miles E of the Union Oil Refinery 33 Comment
  CAS-BOT-BC178983  Chorizanthe biloba Chester Dudley 1929-6-1 s.n. San Luis Obispo Flats near Paso Robles Comment
  POM145522  Chorizanthe biloba J. B. Feudge 1927-6-29 1644 San Luis Obispo Creston. 305 Comment
  CAS-BOT-BC191777  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC191778  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  OBI11226  Chorizanthe douglasii Robert F. Hoover 1969-6-3 11352 San Luis Obispo Moreno Cyn 3 mi E of Santa Margarita Comment
  RSA122741  Chorizanthe douglasii H. C. Lee 1937-5-25 1000 San Luis Obispo 1.5 miles N of Creston. 351 Comment
  OBI72382  Chorizanthe membranacea Anthony Baniaga, Theo Fitanides 2010-5-16 214 San Luis Obispo Along Nacimiento Lake Rd 287 Comment
  OBI79450  Chorizanthe membranacea David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31727 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 800 Comment
  RSA666651  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6635 San Luis Obispo La Panza Range: CA-58, 33 mi. E of Santa Margarita near San Juan Creek 488 Comment
  OBI79374  Chorizanthe membranacea David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31628 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC252705  Chorizanthe obovata R. F. Hoover 1947-7-10 7287 San Luis Obispo Mesa 4 mi. W of Nipomo Comment
  UC338249  Chorizanthe obovata unknown 1887-1 San Luis Obispo Comment
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Jul 6 2010
  SBBG109445  Chorizanthe rectispina C. B. Hardham 1959-6-19 4843 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC85936  Chorizanthe rectispina Mrs. K. Brandegee July 1885 San Luis Obispo San Luis Obispo Comment
  UCD99968  Chorizanthe staticoides G. F. Hrusa; D. Ragan 1995-6-20 12360 San Luis Obispo San Luis Obispo County: immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe. 600 Comment
  RSA201683  Chorizanthe ventricosa Robert F. Hoover 1949-5-29 s.n. San Luis Obispo Cottonwood Pass, west side Comment
  UC1136063  Chorizanthe xanti P. L. Johannsen 1937-4-23 1080 San Luis Obispo 5 mi sw Midland Post Office; McKittrick Quad. Comment
  UC1135221  Chrysolepis chrysophylla var. minor N. French 1936-1-31 707 San Luis Obispo Head of Davis Canyon; Port San Luis Quad. 457 Comment
  OBI79572  Cicuta douglasii David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31393 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CDA1233  Cirsium fontinale var. obispoense T. C. Fuller 1962-7-19 9241 -B San Luis Obispo About 6 miles s.w. of San Luis Obispo; Prefumo Canyon Rd. 1.7 mi. w. of junct. with Los Osos Valley Rd. Comment
  UC1276269  Cirsium fontinale var. obispoense R. F. Hoover 1951-6-21 8025 San Luis Obispo San Simeon Creek just below forks San Simeon Creek Comment
  RSA124137  Cirsium loncholepis E. R. Blakley, C. Smith 1958-8-2 5841 San Luis Obispo Road bordering Dune Lake about 2.5 miles south of Oceano Comment
  OBI79354  Cirsium occidentale David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31669 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC285452  Cirsium occidentale var. californicum R. F. Hoover 1964-5-11 8787 San Luis Obispo Road from Pozo-Arroyo Grande summit to Hi Mt. Comment
  CAS-BOT-BC285467  Cirsium occidentale var. californicum Clare B. Hardham 1962-5-30 10265 San Luis Obispo Pozo Hi Mountain Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida Comment
  PGM2319  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  OBI16722  Cirsium occidentale var. lucianum Robert F. Hoover 1964-6-5 8932 San Luis Obispo Near summit of ridge W of upper Lopez Cyn Comment
  UC2027284  Cirsium occidentale var. lucianum David Keil with Rhonda Riggins, Richard Pimentel, Michael Stiles and Joanna Tomassacci 1987-5-17 20162 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of road along fire trail in area burned by both the Gay Mountain fire and the Las Pilitas fire. Comment
  OBI56383  Cirsium occidentale var. occidentale Austin P. Griffiths, K. G. & G. J. Jones 1986-4-23 s.n. San Luis Obispo Midway N of Golden Girls Meadow, N side of Santa Maria River estuary, behind first dune ridge to N Comment
  OBI70534  Cirsium occidentale var. occidentale B. Villegas 1999-6-16 Control 990053 San Luis Obispo Central coast ranges; near entrance to Tosco Oil co, Nipomo dunes, Nipomo Comment
  SD43614  Cirsium occidentale var. occidentale Darley F. Howe 1948-5-17 1831 San Luis Obispo Coast Comment
  OBI57638  Cirsium occidentale var. venustum David J. Keil, with Kathleen A. Keil 1998-6-13 27818 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  CDA7431  Cirsium vulgare D. DeRome 1994-6-4 649471 San Luis Obispo Collected in the dry Brizzolara Creek bed where the water disappears underground. This is located at the base of the hill where the Ecological Study Area is located. 0 Comment
  JEPS43576  Clarkia affinis Rhoda Ramona Reed 1915-5-23 473 San Luis Obispo Santa Margarita Comment
  UC1018296  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 910 San Luis Obispo 7.5 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  CAS-BOT-BC172281  Clarkia bottae Alice Eastwood 1926-5-4 13852 San Luis Obispo Paso Robles Comment
  SBBG4952  Clarkia bottae C. B. Hardham 1958-7-1 3749 San Luis Obispo Old Crk, Santa Rita Rd Comment
  JEPS99429  Clarkia cylindrica Clare B. Hardham 1962-6-12 10445 San Luis Obispo Black Mountain, Highland District Comment
  OBI64144  Clarkia cylindrica subsp. cylindrica Jason Dart 2004-5-13 242 San Luis Obispo Off Stockdale Rd, N of Paso Robles, on the W side of hwy 101 in the Paso Robles quad 219 Comment
  UC1122382  Clarkia cylindrica subsp. cylindrica W. A. Peterson 1937-5-14 835 San Luis Obispo 1/2 mi sw Yellow Mtn.; La Panza Quadrangle Comment
  CAS-BOT-BC172059  Clarkia cylindrica subsp. cylindrica R. F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Creek District Comment
  UC1927842  Clarkia davyi David Keil, Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  SEINET269229  Clarkia modesta G. Helmkamp 1996-5-25 1052 San Luis Obispo CA-1 1.5 miles north of the Piedras Blancas lighthouse. 15 Comment
  CAS-BOT-BC163342  Clarkia modesta R. F. Hoover 1947-5-9 7128 San Luis Obispo Middle Branch of Huerhuero Creek north of Wells Corner Comment
  HSC16265  Clarkia purpurea W. S. Pierce 1963-6-15 7 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  OBI39364  Clarkia purpurea subsp. quadrivulnera David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16057 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  SEINET7072793  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. Coordinate datum: NAD27. Comment
  UC1122415  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1937-5-4 1096 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  CAS-BOT-BC163934  Clarkia purpurea subsp. quadrivulnera Ernest C. Twisselmann 1953-4-26 342 San Luis Obispo Goldtree Hills, 1 mile southwest of Grants Lake Comment
  RSA92825  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1951-6-13 2970 San Luis Obispo Santa Margarita to Pozo. Comment
  OBI12095  Clarkia rubicunda Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI33018  Clarkia rubicunda David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17144 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon 122 Comment
  OBI12093  Clarkia speciosa Barrett Anderson 1975-6-28 s.n. San Luis Obispo Along hwy 58 in Calf Cyn 366 Comment
  UC1392763  Clarkia speciosa subsp. immaculata R. F. Hoover 1969-7-18 11492 San Luis Obispo Oak Park District Arroyo Grande Comment
  CHSC53270  Clarkia speciosa subsp. speciosa L. P. Janeway 1988-5-22 2682 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  RSA122162  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-17 948 San Luis Obispo 3/4 [or 1.75?] mile north of Linnie 274 Comment
  UC1143180  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 482 San Luis Obispo 1.6 mi n Santa Margarita to Pozo Road (road to Creston) Comment
  LA206099  Clarkia tembloriensis Eben McMillan; 1953-5-8 150 San Luis Obispo 2 mi NE of Cholame Comment
  CAS-BOT-BC165593  Clarkia unguiculata Ernest C. Twisselmann 1956-5-29 2864 San Luis Obispo La Panza Range. Calf Canyon 426 Comment
  UC1143214  Clarkia unguiculata C. Epling, P. Levine, D. Mitchell 1948-6-12 525 San Luis Obispo road from Santa Margarita to Pozo (14.75 mi e of railroad tracks) Comment
  UC1927828  Claytonia exigua subsp. exigua David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30506 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
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Oct 9 2009
  OBI82470  Claytonia parviflora David J. Keil 2016-3-4 33547 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road 275 Comment
  UCD100652  Claytonia parviflora A. C. Sanders 2002-5-4 25040 San Luis Obispo San Jacinto Mtns.: Idyllwild, Pine Crest Ave., NE of Hwy 243. 1677 Comment
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Sep 9 2014
  CAS-BOT-BC439581  Claytonia parviflora subsp. parviflora R. F. Hoover 1958-3-19 8425 San Luis Obispo Carrizo Plain near north base of Caliente Mt. Comment
  UCR16565  Claytonia parviflora subsp. parviflora C. M. Bringle 1967-3-20 s.n. San Luis Obispo South Coast Range/Central Coast, City of San Luis Obispo, on H.A. Hildenbrand Ranch, Rt. 2, Box 103, 2 miles north of town. 50 Yards in front of ranch house 159 Comment
  OBI3767  Clematis lasiantha Elizabeth Rudd 1971-6-10 313 San Luis Obispo 3 mi NE of Santa Margarita Comment
  SBBG96709  Clematis lasiantha D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1970 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  CAS-BOT-BC91471  Clematis lasiantha Geo. B. Grant 1903-5-1 s.n. San Luis Obispo Pasa Robles. Comment
  UC52180  Clematis lasiantha Rev. R. W. Summers April 1886 San Luis Obispo Obispo Mt. Comment
  OBI64445  Collinsia bartsiifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28705 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SEINET10305981 Image available Collinsia bartsiifolia var. davidsonii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12718 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Road Comment
  OBI28884  Collinsia bartsiifolia var. davidsonii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 853 San Luis Obispo 9.3 mi SE of jctn County Rd 285 and hwy 58 on Country Rd 285. Sheep camp Comment
  OBI80671  Collinsia heterophylla David J. Keil 1992-4-12 22846 San Luis Obispo Laguna Lake City Park 170 Comment
  POM307607  Collinsia heterophylla Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton Comment
  OBI7617  Collinsia heterophylla Christian Smith 1974-5-3 s.n. San Luis Obispo From Reservoir Cyn, about 1 mi from hwy 101 Comment
  UCSB46034  Collinsia heterophylla Aston, Darcy 1980-4-27 San Luis Obispo On the hillside next to Jolon Road; 10 miles south of Highway 101; on recently burned area 457 Comment
  SEINET10305823 Image available Collinsia heterophylla var. heterophylla Malcolm G. McLeod 1973-4-14 1208 San Luis Obispo 7 miles E of Santa Margarita Comment
  OBI58870  Collinsia sparsiflora var. collina David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27470 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  SEINET10311766 Image available Collinsia sparsiflora var. collina David J. Keil, Melissa Luckow 1982-3-7 15697 San Luis Obispo Tassajara Canyon, between Santa Margarita and Cuesta summit. At first hill past junction of Tassajara Creek Road and US 101 Comment
  OBI11585  Collomia heterophylla R. F. Hoover 1949-5-14 7675 San Luis Obispo Rocky Butte district (above San Simeon) Comment
  SBBG89138  Conicosia pugioniformis A. Keedy 1988-9-24 23 San Luis Obispo Morro Bay Comment
  OBI37391  Conium maculatum Eric Wise 1981-6-30 873 San Luis Obispo Mud Lake of Dune Lakes Comment
  RSA231910  Conium maculatum E. C. Twisselmann 1971-4-30 17666 San Luis Obispo Franklin Canyon ca. 2.5 miles southeast of Paso Robles 244 Comment
  OBI64776  Convolvulus arvensis D. R. Miller, Ann & Even uride Jane 2005-6-16 805 .804 San Luis Obispo Pine mt Region Orchard and around house at Ridge top, Ann & Even Wrides. Upper Pico Crk drainage 914 Comment
  SBBG106117  Cordylanthus maritimus subsp. maritimus J. Vanderwier 1982-6-27 San Luis Obispo Sweet Springs Marsh and Broderson Ave in Baywood Park Comment
  OBI9561  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-18 6312 San Luis Obispo La Panza district Comment
  OBI9564  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-9-18 9586 San Luis Obispo Calf Cyn Comment
  JEPS26216  Cordylanthus rigidus subsp. rigidus Clare B. Hardham 1957-8-31 2528 San Luis Obispo road to KVEC TV Cuesta; Santa Lucia Mountains Comment
  OBI66038  Cordylanthus rigidus subsp. rigidus D. R. Miller 1996-6-16 696 -629 San Luis Obispo Pine Mt Region. Non Pico Loop Trl S slope of Pine Mt, the Pico crk drainage Comment
  OBI66085  Cordylanthus rigidus subsp. rigidus D. R. Miller 1995-8-28 895 -599 San Luis Obispo Pine Mt Region. Next to McLean Gate, ridge rd beyond lookout tower, Pico Crk drainage 945 Comment
  OBI66680  Cordylanthus rigidus subsp. rigidus D. R. Miller 1994-7-15 794 -509 San Luis Obispo Pine Mt Region. Along the rd side on 'Coles Rd' in on Hearst property. Marmolejo crk drainage 825 Comment
  RSA139952  Coreopsis bigelovii Clare B. Hardham 1960-4-8 5362 San Luis Obispo 39 miles east of Paso Robles on road to Simmler 518 Comment
  CDA15102  Coreopsis calliopsidea G. F. Hrusa 1998-3-28 14184 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in colony in heavy clayey, alkaline soil at edge of San Andreas rift pond on S side of Soda Lake Rd. immed. N of inters. w/Elkhorn Grade Rd. Comment
  JEPS85866  Coreopsis calliopsidea Roy E. Buck 1989-3-24 1122 San Luis Obispo on summit of small ridge se Simmler-Soda Lake Road (0.3 road mi e of Soda Lake Rd. junction, 0.3 air km e of se tip of main Soda Lake, 24 air km sw of McKittrick (Kern Co.)); Carrizo Plain 588 Comment
  CAS-BOT-BC101439  Corethrogyne filaginifolia Ernest C. Twisselmann 1951-10-1 540 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC101467  Corethrogyne filaginifolia Ernest C. Twisselmann 1954-10-9 1611 San Luis Obispo Chris Twisselmann Ranch 685 Comment
  CAS-BOT-BC101468  Corethrogyne filaginifolia R. F. Hoover 1965-9-7 9523 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI16666  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  OBI6643  Corethrogyne filaginifolia Greg Hassen 1975-8-7 51 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  CAS-BOT-BC101414  Corethrogyne filaginifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  OBI35485  Corethrogyne filaginifolia S. M. Inman 1983-7-21 98 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI53018  Corethrogyne filaginifolia Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo cyn and See cyn Comment
  OBI8413  Corethrogyne filaginifolia Lynne Dee Althouse 1977-4-16 46 San Luis Obispo Wolfe horse ranch near San Luis High School 130 Comment
  SBBG33723  Corethrogyne filaginifolia C. B. Hardham 1982-8-28 25190 San Luis Obispo W branch of Huerhuero River, near Erickson Reservoir 426 Comment
  SD112674  Corethrogyne filaginifolia var. filaginifolia Darley F. Howe 1963-5-19 3722 San Luis Obispo Hillside south of Morro Bay. 89 Comment
  SEINET2473855 Image available Cornus californica Marcus E. Jones 1982-5-8 2736 San Luis Obispo San Luis Obispo Comment
  UC1122756  Cornus sericea subsp. sericea F. H. Raymond 1930-9-5 114 San Luis Obispo Santa Rita Creek Adelaida Quad., Santa Rita Creek Comment
  LA212141  Cotula coronopifolia A. Lee Haines; 1973-5-19 s.n. San Luis Obispo Mudflat along E. shore of Morro Bay. 3 Comment
  OBI4315  Crassula connata William Lester 1969-4-4 143 San Luis Obispo Los Osos, stabilized areas behind the dunes Comment
  OBI17156  Crocanthemum scoparium P. A. Holden 1966-5-8 20 San Luis Obispo Near radio station on Cuesta Summit in Santa Lucia Mts Comment
  UC1121525  Crocanthemum scoparium var. vulgare H. S. Yates 1936-3-23 5375 San Luis Obispo Mouth of Hazard Canyon Cayucos Quad. 91 Comment
  UC1121534  Crocanthemum scoparium var. vulgare D. Axelrod 1936-6-10 551 San Luis Obispo 2 mi se Head of Rocky Canyon; San Luis Quad. 579 Comment
  UC17594  Croton californicus Mrs. R. W. Summers San Luis Obispo Comment
  OBI57993  Croton californicus Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Near Little Coreopsis Hill to east 50 Comment
  UCSB59919  Croton californicus Penkala, Brad; Ryan, P. 1987-6-25 San Luis Obispo West side of Price Canyon Road, 3/4 mile southwest of Hwy. 227, Arroyo Grande 73 Comment
  CAS-BOT-BC190113  Crypsis schoenoides Ernest C. Twisselmann 1969-11-4 16326 San Luis Obispo Temblor Range. Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. 701 Comment
  OBI64649  Crypsis schoenoides David J. Keil, with Kathleen A. Keil 2002-7-27 29893 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  UCD145300  Crypsis vaginiflora Barry Hammel 1976-8-3 413 San Luis Obispo San Luis Obispo Co.: Lake Nacimiento. 243 Comment
  SD236230  Cryptantha G. K. Helmkamp, E. A. Helmkamp 2005-4-22 9409 San Luis Obispo Inner South Coast Ranges: Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek (La Panza Ranch 7.5'Q) 509 Comment
  SD71172  Cryptantha barbigera R. F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  UC2027556  Cryptantha circumscissa Greg Wilvert 2005-4-25 336 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  CAS-BOT-BC251062  Cryptantha clevelandii E. L. Painter; M. Wetherwax 1999-7-13 SLO- 9 San Luis Obispo Camp San Luis Obispo. Above Whiskey Springs 440 Comment
  OBI41047  Cryptantha clevelandii David J. Keil 1986-5-13 19445 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout Comment
  OBI51724  Cryptantha clevelandii R. Mike Arens 1994-4-9 50 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical garden 244 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
  SBBG93795  Cryptantha clevelandii S. A. Junak 1990-4-27 4228 San Luis Obispo just N of NW corner of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3 at high voltage tower, ca. 5.9 mi W of Hwy 101 and 0.3 mi N of NW boundary of the Botanical Area 701 Comment
  UCR115583  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-20 5411 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  CDA16947  Cryptantha clevelandii var. clevelandii G. F. Hrusa 1993-5-2 11036 San Luis Obispo Reservoir Canyon. Mid parts of canyon on lower slopes at least 15 meters above the creek. Comment
  RSA128402  Cryptantha clevelandii var. florosa Robert F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon. Comment
  OBI58256  Cryptantha leiocarpa Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca midway betw. Oso Flaco crk and Santa Maria River Comment
  UC608508  Cryptantha microstachys C. A. Graham 1938-4-11 308 San Luis Obispo 1 mi s Bee Rock (Bee Rock Canyon drainage, a tributary of San Antonio River, sw of Bradley); Bradley Quad., Bee Rock Canyon, San Antonio River 365 Comment
  OBI76703  Cryptantha microstachys David J. Keil, Lynne Dee Althouse 2002-5-2 29854 San Luis Obispo Santa Margarita Ranch. Comment
  CDA11356  Cryptantha muricata G. F. Hrusa 1995-4-16 12079 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  OBI20782  Cryptantha muricata Robert F. Hoover 1947-4-20 6971 San Luis Obispo Pilitas Crk district Comment
  OBI55198  Cryptantha muricata Greg Frugoli 1997-4-7 15 San Luis Obispo 3 mi up Black Mtn Rd at was-out area, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  SJSU3424  Cryptantha pterocarya C. W. Sharsmith 1962-4-21 6856 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  MACF014896  Cupressus sargentii E. R. Blakley 1965-5-8 6550 San Luis Obispo About 2.5 mi. northwest of Hwy. 101 at the Cuesta Summit 670 Comment
  RSA17630  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Chorro Creek, Santa Lucia Mountains north of National Guard Camp 229 Comment
  SEINET10531536  Cupressus sargentii Carl B. Wolf 1934-11-1 Wolf 6213 San Luis Obispo Santa Lucia Mountains, Chorro Creek, north of National Guard Camp. Upper sonoran:- Yucca whipplei, Ceanothus cuneatus. Sun. dec. serpentine rock. 215 Comment
  UC455699  Cuscuta californica I. J. Condit 1908-6-30 San Luis Obispo Cuesta Comment
  CAS-BOT-BC215933  Cuscuta californica R. F. Hoover 1965-9-19 9595 San Luis Obispo 2 miles est of Santa Margarita Comment
  OBI35407  Cuscuta californica Helen Jones 1982-8-7 82 San Luis Obispo Piedras Blancas Point; 25 yds W of fence Comment
  SD39902  Cuscuta pacifica var. pacifica Edith A. Purer 1931-8-7 2218 San Luis Obispo Oceana Comment
  RSA0031574  Cynara cardunculus subsp. flavescens David J. Keil 2008-8-30 30558 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 107 Comment
  SBBG118211  Cynodon dactylon M. Wetherwax, E. Painter 2003-5-1 SLO 329 San Luis Obispo just S of the Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 240 Comment
  OBI43380  Cynodon dactylon Eric Wise 1982-5-17 1485 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  SBBG109460  Cyperus C. B. Hardham 1957-8-9 3829 San Luis Obispo Atascadero Comment
  OBI82633  Cyperus eragrostis David J. Keil 2015-7-8 33325 San Luis Obispo Santa Rita Road west of Templeton Comment
  CAS-BOT-BC114469  Cyperus eragrostis Clare B. Hardham 1957-6-15 2275 San Luis Obispo Villa Creek. Comment
  CAS-BOT-BC114471  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Sandy roadside edges, Atascadero. Comment
  OBI35109  Cyperus eragrostis Eric Wise 1981-9-2 1088 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. 5.2 mi S of Nacimiento Dam on G14 Comment
  UCSB48335  Cyperus esculentus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero Comment
  OBI4236  Cyperus involucratus Karen Sopwith 1970-2-26 24 San Luis Obispo In open lot on corner of Grand Ave and Carfield St Comment
  CAS-BOT-BC67970  Cystopteris fragilis R. F. Hoover 1950-6-2 7968 San Luis Obispo Trail from Stoney Creek to Coldwell Mesa Comment
  OBI79733  Datisca glomerata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31614 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  HSC91780  Deinandra corymbosa Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro MDO 10 Comment
  OBI79497  Deinandra fasciculata Michael Walgren 2014-4-23 407 San Luis Obispo Chevron Oil Company land east of Del Mar Park in north Morro Bay, growing in clay soil in grassland along a dirt road 51 Comment
  JEPS81954  Deinandra fasciculata Rimo Bacigalupi 1967-6-27 9293 San Luis Obispo field just n Calif. State Highway 41 (3.2 mi e of its junction with State Hwy 1) Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  CAS-BOT-BC130992  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  JEPS32614  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo 1.5 mi e Cholame (junction of Highways 41 and 466); Temblor Range, Western San Joaquin Valley, Cholame Valley 365 Comment
  CAS-BOT-BC299373  Deinandra increscens subsp. increscens R. F. Hoover 1969-7-19 11506 San Luis Obispo South of Pismo Creek near Pismo Beach Comment
  OBI16162  Deinandra increscens subsp. increscens Robert F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  UCSB33242  Deinandra kelloggii Partsch, M. 1977-5-26 San Luis Obispo Along roadside of Hwy. 41 6 mi. NE of junction with Hwy. 46 548 Comment
  OBI54392  Deinandra pallida George Butterworth 1995-7-9 93 San Luis Obispo Carrizo Plain Natural Area. T32S, R22E, S7, NE Qtr. 4.6 mi Se of Crocker Rd, along Elkhorn Rd 722 Comment
  OBI16196  Deinandra pallida Robert F. Hoover 1966-4-9 9808 San Luis Obispo Foothills W of Fellows, E base of Temblor range Comment
  CHSC44054  Deinandra pentactis L. P. Janeway 1988-6-10 2743 San Luis Obispo Near Middle Branch Huerhuero Cr ca 3 1/2 mi S of Creston. 388 Comment
  CAS-BOT-BC292056  Deinandra pentactis David D. Keck 1933-10-9 2550 San Luis Obispo Paso Robles, south city limits Comment
  UCSB24772  Deinandra pentactis Tanowitz, Barry 1974-8-15 San Luis Obispo At junction of El Camino and San Anselmo Rd. on south roadside, Atascadero Comment
  CDA43335  Delairea odorata David J. Keil 2011-11-5 31142 San Luis Obispo Oceano. Norswing Drive near intersection with Coolidge Drive. Comment
  LA207342  Delphinium gypsophilum H. Lewis; Carl Epling 1950-5-15 833 San Luis Obispo 5.2 mi. S of Shandon on road to Creston Comment
  CAS-BOT-BC8682  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-1 1150 San Luis Obispo Temblor Range, Associated Ridges, 7 miles east of Simmler 853 Comment
  OBI58611  Delphinium gypsophilum subsp. gypsophilum David J. Keil 1998-6-1 27586 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  UC1927763  Delphinium gypsophilum subsp. gypsophilum David Keil 1998-5-20 27369 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  RSA509152  Delphinium nudicaule C. F. Smith 1988-5-10 12126 San Luis Obispo Santa Rita Creek, about midway betw Cayucos and Templeton Comment
  CAS-BOT-BC9866  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  OBI71596  Delphinium nudicaule D. R. Miller 1994-5-4 594 .306 San Luis Obispo Pine Mt Region. From main road edge, above S turn; Town Crk drainage 792 Comment
  UCD96279  Delphinium parryi H. Lewis; C. Epling 1941-5-24 s.n. San Luis Obispo San Luis Obispo County: Pozo. Comment
  UCD96300  Delphinium parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo San Luis Obispo County: Goldtree Hills, about 0.5 mile south of Grant's Lake. 541 Comment
  OBI31688  Delphinium parryi subsp. eastwoodiae Smeltzer, Turnquist 1982-5-7 96 San Luis Obispo NE side of Laguna Lake park Comment
  OBI42254  Delphinium parryi subsp. eastwoodiae Dan Harrington 1984-2-10 18 San Luis Obispo Reservoir cyn, off hwy 101 2 mi N of SLO Comment
  CAS-BOT-BC121447  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1936-5-6 2245 San Luis Obispo Polytechnic Canyon, San Luis Obispo Comment
  CAS-BOT-BC121448  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1937-4-29 4131 San Luis Obispo Carrizo Plain near Painted Rock Comment
  SBBG113499  Delphinium parryi subsp. parryi C. B. Hardham 1957-5-30 2095 San Luis Obispo Las Tablas Crk Comment
  OBI72618  Delphinium umbraculorum Andy Dollahite, Matt Paradis and Kelli Allred 2002-3-3 13 San Luis Obispo 1/2 mi from Little Falls crk trailhead off Upper Lopez Cyn rd 220 Comment
  OBI64529  Delphinium variegatum David J. Keil, with Rhonda Riggins 2003-4-23 30140 San Luis Obispo Highway 58 east of Santa Margarita. Vicinity of 35.46001 deg. N x 120.43457'W Comment
  RSA151049  Delphinium variegatum Benjamin Cobb 91 San Luis Obispo Paso Robles Comment
  UC1929586  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  OBI83633  Deschampsia cespitosa subsp. holciformis David J. Keil 1993-7-7 24275 San Luis Obispo Cambria. Fiscalini Ranch. Roadside in Monterey pine forest area near canyon off trail from Trenton Ave. 10 Comment
  CAS-BOT-BC201848  Deschampsia elongata Clare B. Hardham 1964-6-11 12021 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC201847  Deschampsia elongata Clare B. Hardham 1960-5-1 6003 San Luis Obispo Little Burnett Creek Comment
  OBI15113  Descurainia pinnata Robert F. Hoover 1966-4-2 9797 San Luis Obispo E side of Soda Lake, Carrizo Plain Comment
  OBI15115  Descurainia pinnata Dieter H. Wilken 1965-3-27 132 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  CAS-BOT-BC43214  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1950-4-2 7788 San Luis Obispo West branch of Fernadez Creek just above La Panza. Creston Road. Comment
  UC1133881  Dichelostemma capitatum A. Lewis 1932-3-25 56 San Luis Obispo 1 mi e San Miguel; San Miguel Quad. 243 Comment
  CAS-BOT-BC150427  Diplacus aurantiacus L. R. Abrams 1937-7-30 13727 San Luis Obispo Cambria Comment
  CAS-BOT-BC150433  Diplacus aurantiacus R. F. Hoover 1948-3-28 7435 San Luis Obispo Cambria Comment
  SBBG133084  Diplacus aurantiacus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29561 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SBBG49065  Diplacus aurantiacus J. Copeland 1974-3-10 1057 San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  SBBG107619  Diplacus aurantiacus C. B. Hardham 1960-4-2 5284 San Luis Obispo Santa Rosa Crk Comment
  SBBG126132  Diplacus fremontii D. Keil 1986-4-13 19171 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  CAS-BOT-BC153159  Diplacus fremontii Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita, [Eldorado] El Dorado School Comment
  CAS-BOT-BC150713  Diplacus longiflorus Clare B. Hardham 1960-5-21 5853 San Luis Obispo Black Mountain, Highland District east of Creston Comment
  CAS-BOT-BC195710  Distichlis spicata R. F. Hoover 1965-9-19 9628 San Luis Obispo Carrizo Plain on west side of Soda Lake Comment
  OBI30851  Distichlis spicata Julie M. Vanderwier 1979-5-19 166 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG127290  Dittrichia graveolens D. Keil 2011-10-11 31120 San Luis Obispo Highland drive entrance to campus of California Polytechnic State University 98 Comment
  UCR42856  Dodecatheon clevelandii David J. Keil 1981-3-7 14283 San Luis Obispo Lopez Canyon Comment
  RSA123236  Dodecatheon clevelandii subsp. insulare H. C. Lee 1937-4-7 819 San Luis Obispo 2.5 mi. S. of Templeton. 290 Comment
  UCR97551  Dodecatheon clevelandii subsp. sanctarum George K. Helmkamp, E. A. Helmkamp 1997-3-8 1421 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  RSA0056340  Dodecatheon clevelandii subsp. sanctarum Jim Shevock 1971-3-1 728 San Luis Obispo S. of Nasciemto Lake. 152 Comment
  SBBG46674  Drymocallis glandulosa var. wrangelliana L. W. Edge 1973-4-9 264 San Luis Obispo lower See Cyn Comment
  CAS-BOT-BC70981  Dryopteris arguta Clare B. Hardham 1958-1-2 2794 San Luis Obispo 1/2 mile north fo San Carpoforo Comment
  OBI77990  Dudleya Kristin Brewer, Sarah Blaser 2006-6-13 5 San Luis Obispo 2 mi S of Hearst Castle on hwy 1 at vista point overlooking the ocean Comment
  CDA38396  Dudleya blochmaniae G. F. Hrusa 1995-6-21 12404 San Luis Obispo Hollister Peak; S base of Hollister Peak, approx. 1/4 m to NW of old homestead. Comment
  UCD101876  Dudleya caespitosa Daryl Koutnik 1978-6-19 541 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  UCR106053  Dudleya caespitosa George K. Helmkamp 1997-6-20 2055 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  CAS-BOT-BC291046  Eastwoodia elegans Chester Dudley 1936-5-1 s.n. San Luis Obispo Painted Rock, Carrisa Plains [Carrizo Plain] Comment
  OBI21605  Echinochloa crus-galli Dana Fricke 1968-5-1 15 San Luis Obispo Bank of the reservoir behind the horse unit, Cal State Poly tech College campus, San Luis Obispo Comment
  OBI21603  Echinochloa crus-galli Jim Heaston 1955-10-6 6 San Luis Obispo Cal Poly SLO Comment
  OBI43361  Echinochloa crus-galli Eric Wise 1981-9-29 1242 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  UCSB51308  Eleocharis acicularis Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  OBI58897  Eleocharis bella David J. Keil 1998-5-6 27107 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  CDA11014  Eleocharis macrostachya G. F. Hrusa 1993-5-21 11045 San Luis Obispo Huasna Region; Huasna area. Approximately 4 km. beyond Stony Creek Campground. Comment
  OBI35184  Eleocharis macrostachya Eric Wise 1983-8-10 1731 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Little Morro Crk, Morro Bay Comment
  OBI59630  Eleocharis macrostachya David J. Keil 1981-5-31 s.n. San Luis Obispo County Educational Facility at Rancho El Chorro Comment
  OBI35128  Eleocharis parishii Eric Wise 1981-6-27 773 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Pine cyn Forest Serv. Stn. Comment
  SBBG47660  Eleocharis parishii J. Copeland 1973-9-22 1030 San Luis Obispo Cuyama River bed, ca. 18 mi E of jct of US Hwy 101 and St Hwy 166 Comment
  UC2027497  Elymus David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. Comment
  OBI21787  Elymus X gouldii Eben McMillan 1952-6-7 143 San Luis Obispo Choice Valley, 2 mi S 10 mi E Shandon Comment
  OBI31079  Elymus glaucus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UC1153399  Elymus glaucus R. F. Hoover 1964-6-12 9053 San Luis Obispo near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC203660  Elymus glaucus subsp. glaucus R. F. Hoover 1953-5-3 8284 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC203674  Elymus glaucus subsp. glaucus Clare B. Hardham 1957-5-31 2044 San Luis Obispo Santa Lucia Mountains. Fair Oaks Ranch, South Road to Adelaida Comment
  OBI80105  Elymus ponticus David J. Keil 2012-9-4 31523 San Luis Obispo Tassajara Canyon Road, ca. 60 m west of US 101 360 Comment
  OBI25163  Elymus triticoides Ruth Davis 1964-4-27 64 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI82059  Emex spinosa Michael Walgren 2016-3-4 490 San Luis Obispo Well established in several campsites at Pismo State Beach, in the Oceano Campground off Pier Ave. 4 Comment
  OBI75731  Emex spinosa Mark Markwort 2011-4-30 411 .94 San Luis Obispo Cayucos, Ca. Studio Dr. Parking lot S of Old Crk adj to beach Comment
  CAS-BOT-BC81672  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo E. side of [Carriza] Carrizo Plain, E of Soda Lake Comment
  POM282134  Ephedra californica Lyman Benson 1932-5-9 3562 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges, Santa Maria River Watershed; Kern County line 610 Comment
  SFV12225  Ephedra californica L. M. Srivastava 1958-2-6 34 San Luis Obispo On hillside, north side of hill on west side of Cottonwood Pass, State Highway 41, 5 miles east of Cholame. ).5 miles west of Kern County Line. Comment
  UC1296214  Ephedra californica R. F. Hoover 1950-5-28 7930 San Luis Obispo Hwy 399 s of junction with Highway 166 (e edge of valley); Cuyama Valley Comment
  UC454598  Epilobium brachycarpum I. J. Condit 1909-10-15 San Luis Obispo C. P. S. grounds Comment
  SD51366  Epilobium canum subsp. canum Darley F. Howe 1961-7-23 3062 San Luis Obispo 1.0 mile east of Cayucos. 609 Comment
  UCR266005  Epilobium canum subsp. mexicanum Deanna L. B. Montgomery, Belinda O'Bryan 1986-8-7 52 San Luis Obispo Central Coast, San Luis Obispo, Poly Canyon, Cal Poly State University Campus 160 Comment
  JEPS43831  Epilobium ciliatum subsp. ciliatum Mrs. R. W. Hart 1935-8-18 512 San Luis Obispo Atascadero Lake Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG5054  Epilobium minutum C. B. Hardham 1956-5-1 819 San Luis Obispo South Rd to Adelaida 6 mi W of Paso Robles Comment
  OBI35078  Equisetum hyemale Eric Wise 1981-7-26 961 San Luis Obispo Poly Canyon, along stream, Cal Poly campus Comment
  LA211695  Equisetum laevigatum Mark A. Elvin; 2014-5-2 211695 San Luis Obispo GUADALUPE DUNES, Guandalupe-Nipomo Dunes National Wildlife Refuge, "Colorado Pond," ca. 80 meters from south Refuge boundary. 17.0 Comment
  CAS-BOT-BC57445  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  OBI1042  Equisetum telmateia R. J. Rodin 1959-4-6 6334 San Luis Obispo Poly Canyon, campus of California State Polytechnic College, San Luis Obispo Comment
  CAS-BOT-BC209644  Eremalche parryi R. F. Hoover 1967-3-27 10289 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  CAS-BOT-BC214401  Eremalche parryi subsp. kernensis Eben McMillan 1952-6-19 155 San Luis Obispo Eight miles south of Soda Lake, Carissa Plains Comment
  CAS-BOT-BC257273  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17933 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  OBI12397  Eremalche parryi subsp. kernensis Robert F. Hoover 1969-4-15 11246 San Luis Obispo 5 mi N of Lost Hills Comment
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Oct 22 2012
  OBI25513  Eremalche parryi subsp. kernensis David J. Keil 1978-5-6 s.n. San Luis Obispo 17 mi N of jctn of Hwy 166 along Soda Lake Rd 640 Comment
  RSA535234  Eremalche parryi subsp. kernensis C. F. Smith 1991-4-9 12181 San Luis Obispo Along Elkhorn Hills Road near Crocker Grade area, in foothills above Carrizo Plain. Comment
  SBBG83984  Eremalche parryi subsp. parryi C. F. Smith 1986-5-15 12094 San Luis Obispo W of Caliente Mtn lookout 1524 Comment
  UC455608  Eremocarpus setiger I. J. Condit 1908-6-1 San Luis Obispo California Polytechnic School grounds Comment
  UC1122197  Eremothera boothii subsp. decorticans N. H. French 1937-4-3 903 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  CAS-BOT-BC160166  Eremothera boothii subsp. decorticans Ernest C. Twisselmann 1955-6-4 2082 San Luis Obispo Crocker Canyon, southeastern San Luis Obispo County 838 Comment
  OBI11538  Eriastrum calocyanum Robert F. Hoover 1952-6-10 8240 San Luis Obispo Black Mt, La Panza Range Comment
  OBI83427  Eriastrum densifolium R. F. Hoover 1946-6-30 6223 San Luis Obispo N base of La Panza Range (NW of Cammatti Ranch) Comment
  LA106811  Eriastrum densifolium subsp. densifolium D. Bradbury; 1939-6-9 9773 San Luis Obispo northern edge of Atascadero Comment
  UCSB37986  Eriastrum densifolium subsp. densifolium Edge, Lyda 1974-7-10 San Luis Obispo Los Osos Comment
  CAS-BOT-BC251057  Eriastrum densifolium subsp. elongatum E. L. Painter; M. Wetherwax 2001-6-12 CR- 251 San Luis Obispo Camp Roberts 234 Comment
  OBI11571  Eriastrum densifolium subsp. elongatum R. F. Hoover 1967-6-4 10592 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain; 35.178923 -119.677574 Comment
  OBI72528  Eriastrum densifolium subsp. elongatum E. L. Painter & M. Wetherwax, M. Wetherwax 2001-6-12 CR- 251 San Luis Obispo Camp Roberts. Primarily inside turkey guzzler exclosure S of Boy Scout Rd 234 Comment
  UC23884  Eriastrum pluriflorum L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  UCD118312  Eriastrum pluriflorum E. C. Twisselmann 1954-5-31 1312 San Luis Obispo San Luis Obispo County: 3.5 miles S of Cholame, Palo Prieta Canyon. Comment
  OBI11551  Eriastrum pluriflorum var. pluriflorum R. F. Hoover 1946-6-2 6131 San Luis Obispo west edge of Carrizo Plains W. of Simmler Comment
  CAS-BOT-BC292901  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Marea River north of Santa Maria Comment
  SEINET3386805 Image available Ericameria linearifolia Lewis S. Rose 1934-3-27 San Luis Obispo Cottonwood pass. Comment
  CAS-BOT-BC299081  Ericameria nauseosa var. hololeuca R. F. Hoover 1966-10-7 10117 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  CAS-BOT-BC293637  Erigeron blochmaniae Lester Rowntree 1934-1-1 s.n. San Luis Obispo Mesa E. of Moro Comment
  CAS-BOT-BC293638  Erigeron blochmaniae Alice Eastwood 1927-7-29 14953 San Luis Obispo Morro Sands Comment
  OBI35483  Erigeron blochmaniae S. M. Inman 1983-7-21 92 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd. past the jctn of Pecho Rd. Right on dirt road after 'deer' sign. Comment
  OBI59271  Erigeron blochmaniae Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo dunes; ca. 1/3 S of Grover City Beach ramp towards Oceano Beach ramp Comment
  OBI30710  Erigeron bonariensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI27330  Erigeron canadensis Robert L. Allen, Nancy E. Arnold 1981-5-17 319 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts. Just W of our study area Comment
  OBI25767  Erigeron canadensis David J. Keil 1980-9-17 14206 San Luis Obispo Cyn Ranch on Shell Crk Rd 6 mi N of hwy 58 Comment
  SBBG8110  Erigeron foliosus var. foliosus C. B. Hardham 1956-10-7 1439 San Luis Obispo 6 mi E of Paso Robles, Creston Rd Comment
  UCR159846  Erigeron foliosus var. foliosus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9639 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  CAS-BOT-BC308749  Erigeron foliosus var. foliosus Alice Eastwood; John Thomas Howell 1938-6-13 5905 San Luis Obispo SW of Shandon on road to Creston Comment
  SBBG112404  Erigeron foliosus var. foliosus D. Keil 1995-5-23 25198 San Luis Obispo San Luis Bay Estates; San Luis Range Comment
  SBBG109882  Erigeron glaucus C. B. Hardham 1957-7-31 2493 San Luis Obispo 1 mi N of Cambria Comment
  UCR161473  Erigeron glaucus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9483 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  SBBG11843  Erigeron karvinskianus C. B. Hardham 1957-7-22 2473 San Luis Obispo Graves Crk, Del Rio Rd Comment
  CAS-BOT-BC295733  Erigeron petrophilus var. petrophilus R. F. Hoover 1950-6-21 8000 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Range Comment
  SBBG110391  Erigeron philadelphicus C. B. Hardham 1957-6-18 2258 San Luis Obispo Tierra Redonda Comment
  UCR39163  Erigeron philadelphicus David J. Keil 1981-6-20 14857 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC1285036  Erigeron philadelphicus var. philadelphicus R. F. Hoover 1947-4-13 6927 San Luis Obispo Osos Valley Comment
  OBI56299  Eriogonum baileyi George Butterworth 1999-7-30 308 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  CAS-BOT-BC241920  Eriogonum cithariforme James L. Reveal; C. Rose Broome 1987-6-17 6476 San Luis Obispo Along Navajo Grade Road, 0.2 miles west of the junction of the road north from La Panza, about 4.5 airline miles north-northeast of Pozo 594 Comment
  CAS-BOT-BC242516  Eriogonum clavatum R. F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Canyon Comment
  JEPS85795  Eriogonum clavatum Roy E. Buck 1989-6-18 1329 San Luis Obispo 0.3 road mi e Soda Lake Rd. junction (on summit of low (20' high) ridge se of Simmler-Soda Lake Road; ca. 0.3 air km e of se tip of main Soda Lake; 24 air km sw of McKittrick); Carrizo Plain, Soda Lake 588 Comment
  RSA66262  Eriogonum elegans J. T. Howell 1927-8-17 3002 San Luis Obispo 4 mi. south of Templeton. Comment
  SEINET6417978  Eriogonum elegans David Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4-3/4 miles N of Highway 58 Comment
  CAS-BOT-BC246602  Eriogonum elegans R. F. Hoover 1946-6-30 6222 San Luis Obispo North base of La Panza Range (nw. of Comatti Ranch) Comment
  UC180119  Eriogonum elongatum var. elongatum Katharine Brandegee 1912-10-2 San Luis Obispo Mission San Miguel Salinas Valley, Mission San Miguel Comment
  SBBG104549  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-16 ROB 6 San Luis Obispo 1 km E of Gate 11; Camp Roberts Comment
  CAS-BOT-BC249994  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-8-1 9496 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  UC1285170  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-8-1 9496 San Luis Obispo Cuseta Park San Luis Obispo, Cuseta Park Comment
  RSA133002  Eriogonum gracile var. gracile Clare B. Hardham 1959-6-29 4936 San Luis Obispo About 1 mile west of intersection of Cayucos Road and York Mountain Road Comment
  CAS-BOT-BC257485  Eriogonum inerme var. inerme R. F. Hoover 1952-6-10 8243 San Luis Obispo Black Mt., La Panza Range Comment
  OBI66920  Eriogonum nudum var. pubiflorum David J. Keil, with V. L. Holland 2001-5-24 29494 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CAS-BOT-BC257887  Eriogonum parvifolium Robert F. Hoover 1969-9-21 11601 San Luis Obispo South end of Morro Bay Comment
  CAS-BOT-BC257891  Eriogonum parvifolium D. E. Breedlove 1962-8-7 4076 San Luis Obispo Near Oso Flaco Lake 3 miles N of Guadalupe Comment
  OBI30871  Eriogonum parvifolium Julie M. Vanderweir 1979-8-26 199 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4158  Eriogonum parvifolium Julie R. Potter 1969-6-29 49 San Luis Obispo Morro Bay State Park Comment
  UC1032232  Eriogonum parvifolium B. Bolt 1936-1-21 553 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quadrangle Comment
  CAS-BOT-BC257888  Eriogonum parvifolium W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mts. near Port Hartford Comment
  OBI53869  Eriogonum parvifolium Arthur W. Hazebrook 1992-7-7 136 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI70147  Eriogonum parvifolium Bernard Miossi 1939-8-6 153 San Luis Obispo Islay crk in Pecho district, 13-1/4 mi from SLO 183 Comment
  CAS-BOT-BC268384  Eriogonum roseum John Thomas Howell 1948-6-15 24369 San Luis Obispo Hughes Canyon se. of Shandon 609 Comment
  OBI10959  Eriogonum roseum Robert F. Hoover 1946-9-15 6413 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  OBI65168  Eriogonum roseum Greg Wilvert 2005-6-3 462 San Luis Obispo SE half of the Caliente Range. 1.5 km S of Wells Ranch 813 Comment
  OBI59238  Eriogonum roseum G. F. Hrusa, G. Butterworth 2000-9-30 15704 San Luis Obispo Carrizo Plain Natural Area. Saucito House area, Bromley pasture Comment
  OBI66661  Eriogonum saxatile D. R. Miller 1997-5-17 597 -662 San Luis Obispo Pine Mt Region. Along rd edge at Bennet Peak. Outside the study area 760 Comment
  OBI10930  Eriogonum viridescens Robert F. Hoover 1946-9-14 6376 San Luis Obispo Santa Margarita Comment
  UC1296107  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo just w La Panza Ranch; La Panza district Comment
  OBI16512  Eriophyllum confertiflorum Karen Goethe 1966-5-9 30 San Luis Obispo Hazard Canyon dunes Comment
  POM148048  Eriophyllum confertiflorum Alice Eastwood 1927-7-29 14950 San Luis Obispo Morro Sands Comment
  OBI31046  Eriophyllum confertiflorum var. confertiflorum Julie M. Vanderwier 1978-5-11 16 San Luis Obispo Indian Knob Tar Sands. Comment
  UCD132269  Eriophyllum confertiflorum var. confertiflorum G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6560 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  UC1953293  Eriophyllum multicaule Anthony Baniaga with Daniel Chavez 2010-3-14 58 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI57683  Eriophyllum multicaule Austin P. Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Along E edge of dry sandy flat SE of Morro Bay Estuary Comment
  SD40130  Eriophyllum multicaule Edith A. Purer 1933-7-20 5105 San Luis Obispo Five miles north of Guadalupe Comment
  OBI27379  Erodium botrys Thomas Burrows 1980-6-20 79 San Luis Obispo Reservoir Cyn 168 Comment
  CDA16873  Erodium cicutarium G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI66051  Erodium cicutarium Greg Wilvert 2006-3-19 541 San Luis Obispo SE Half of the Caliente Range. Approx 2 km N of Wells Cyn Comment
  OBI14103  Erodium moschatum Jim Heaston 1955-10-9 21 San Luis Obispo Cal Poly San Luis Obispo Comment
  UC1130316  Erodium moschatum C. M. Belshaw 1936-3-17 1616 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  OBI14105  Erodium moschatum R. R. LaBelle 1967-4-2 22 San Luis Obispo Laguna lake Comment
  OBI35253  Erodium moschatum H. E. Jones 1981-5-18 10 San Luis Obispo Point Piedras Blancas Comment
  OBI35768  Erodium moschatum Allison Berry 1984-2-26 23 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  RSA113431  Eruca vesicaria subsp. sativa P. A. Munz 1955-6-18 20899 San Luis Obispo Grade 3 miles E of Cholame on Bakersfield road. Comment
  OBI69522  Eryngium aristulatum var. hooveri David J. Keil 2008-8-10 30555 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  OBI51164  Eryngium armatum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .41 San Luis Obispo NE corner of San Simeon State Park. Comment
  OBI56817  Eryngium spinosepalum David J. Keil 1998-8-19 27993 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  CAS-BOT-BC54473  Erysimum capitatum Ernest C. Twisselmann 1955-6-16 2147 San Luis Obispo La Panza Range. Queen Bee Road, 0.2 mile south of Pozo Grade Summit. 798 Comment
  OBI31137  Erysimum capitatum Julie M. Vanderwier 1979-5-23 129 San Luis Obispo Indian Knob Tar Sands. near excavation pit below Indian Knob Comment
  RSA257636  Erysimum capitatum Gary D. Wallace 1966-4-2 293 San Luis Obispo Temblor Range, Crocker Grade, Crocker Springs Rd 10 miles NW of Taft. Comment
  OBI57671  Erysimum suffrutescens Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. On bay side of sandspit, ca 1/3 way S Comment
  UC1296185  Erysimum suffrutescens R. F. Hoover 1946-8-17 6299 San Luis Obispo n end Morro Bay (sand dunes) Comment
  UCSB2348  Erysimum suffrutescens Long, Frances 1939-3-19 San Luis Obispo Oso Flaco Lake Comment
  OBI37671  Erythranthe grandis Eric Wise 1981-6-29 791 San Luis Obispo Celery lake of Dune Lakes Comment
  SBBG93798  Eschscholzia caespitosa S. A. Junak 1990-4-26 4208 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  OBI56981  Eschscholzia caespitosa Steven A. Junak 1990-4-26 4208 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  UCD94076  Eschscholzia californica Shannon M. Still 2006-5-14 94 San Luis Obispo California. San Luis Obispo County: Along CA-58 in hills west of Carrizo Plain. 390 Comment
  CDA24554  Eschscholzia californica L. Julian 2000-10-25 21 San Luis Obispo Roadside of Orcutt and Broad. South bound just before Tank Farm Road. Comment
  CAS-BOT-BC76490  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  UC1296246  Eschscholzia lemmonii R. F. Hoover 1952-4-8 8080 San Luis Obispo La Panza district Comment
  UC524061  Eschscholzia lemmonii Ira L. Wiggins 1932-3-21 5812 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UCD95234  Eschscholzia lemmonii R. F. Hoover 1958-3-19 8429 San Luis Obispo San Luis Obispo County: Carrizo Plain, near north base of Caliente Mt. Comment
  CAS-BOT-BC76479  Eschscholzia lemmonii R. F. Hoover 1952-4-1 8066 San Luis Obispo East edge of Carrizo Plain, 8 miles east of Simmler. Comment
  CAS-BOT-BC76484  Eschscholzia lemmonii W. R. Ernst 1961-4-1 758 San Luis Obispo Above the La Panza-Pozo road about 3 miles southwest of the junction with the Simmler-Creston road. Comment
  CAS-BOT-BC76492  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1937-4-29 4106 San Luis Obispo Temblor Range. Comment
  OBI22805  Eucalyptus camaldulensis Peter Gray 1971-2-25 20 San Luis Obispo Cal Poly campus; Adj to Erhart ag and English bldgs Comment
  OBI69008  Eucalyptus pulverulenta David J. Keil, with V. L. Holland 2007-4-5 30460 San Luis Obispo NE of Paso Robles airport. Esreella River, just west of Airport Road 238 Comment
  UCR122508  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6620 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  OBI54417  Eulobus californicus Matthew Arterburn 1997-4-8 38 San Luis Obispo 1.4 mi from Navajo Camp on Navajo Camp rd Comment
  UC1186552  Eulobus californicus E. G. Linsley and J. W. MacSwain 1959-4-28 59 -86 San Luis Obispo 4.5 mi e Santa Margarita Comment
  CAS-BOT-BC207084  Euphorbia ocellata Ernest C. Twisselmann 1960-8-22 5994 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  UCR134697  Euphorbia peplus George K. Helmkamp 2003-9-17 8141 San Luis Obispo Central Coast, 765 Mesa View Dr., 0.2 mi south of Halcyon Rd in the Arroyo Grande area 46 Comment
  OBI14404  Euphorbia peplus Katherine Walling 1967-1-21 s.n. San Luis Obispo Paso Robles, 18th and Vine St Comment
  OBI80279  Euphorbia serpens David J. Keil 2013-6-18 31817 San Luis Obispo San Luis Obispo. Creekside Center. 4119 Broad Street. 50 Comment
  UC1392891  Euphorbia spathulata R. F. Hoover 1969-4-22 11254 San Luis Obispo e of Morro Bay (San Bernardo Creek); San Bernardo Creek Comment
  UC17624  Euphorbia spathulata H. N. Bolander 1861-4-11 416 San Luis Obispo Nipomo Comment
  UC1953226  Eurybia radulina David Keil 2009-8-17 30633 San Luis Obispo San Luis Obispo. Irish Hills Natural Area above Prefumo Canyon. Lower Mariposa Trail below junction with Bog Thistle Trail. Comment
  CDA42566  Euthamia occidentalis G. Perez 2000-11-22 PDR 1213116 San Luis Obispo Central Coast; Santa Margarita Lake. 0 Comment
  RSA661632  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo West roadside in northernmost section of Oceano campground, Pismo State Beach 0 Comment
  OBI23136  Extriplex californica Robert F. Hoover 1969-9-23 11606 San Luis Obispo Morro Bay, S end Comment
  SD129234  Extriplex californica G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay. 3 Comment
  SBBG95760  Festuca arundinacea D. Keil with V. L. Holland 1986-6-9 19649 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI73584  Festuca bromoides David J. Keil, with V. L. Holland 2010-6-15 30888 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  UCR42912  Festuca californica David J. Keil 1985-6-22 18931 San Luis Obispo Central Coast, Salt marsh at SW corner of Los Osos Creek Bridge at South Bay Blvd. 7 Comment
  OBI2538  Festuca californica Larry E. Brown 1970-3-25 1756 San Luis Obispo Prefumo Cyn rd about 2 mi W of jctn with Los osos Valley rd Comment
  SBBG110221  Festuca californica C. B. Hardham 1957-5-30 2041 San Luis Obispo South Rd to Adelaida, Fair Oaks Ranch Comment
  UCR42819  Festuca dertonensis David J. Keil, Eric A. Wise 1985-4-25 18550 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  RSA770178  Festuca elmeri David J. Keil, Mike Mattina 2010-5-31 30800 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point 30 Comment
  OBI29237  Festuca microstachys David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14530 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  OBI40729  Festuca microstachys David J. Keil, Dirk Walters 1986-5-2 19321 San Luis Obispo Santa Lucia Mtns. Just N of San Luis Obispo in Reservoir Canyon. Comment
  OBI3871  Festuca microstachys Patricia Wiese 1971-6-7 108 San Luis Obispo 4 mi NW of Cuesta Pass. Cuesta Ridge Botanical Area 762 Comment
  OBI72748  Festuca myuros Anthony Baniaga 2010-4-4 90 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 347 Comment
  UCR190592  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2005-3-30 9244 San Luis Obispo Outer South Coast Ranges, Pozo Road, 5.5 mi east of [Santa Margarita Lake Road]; W end of Garcia Mountains 503 Comment
  OBI59069  Festuca octoflora David J. Keil 1998-4-14 26728 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI21963  Festuca perennis Jim Heaston 1955-10-9 22 San Luis Obispo Cal Poly, SLO Comment
  OBI21965  Festuca perennis Robert D. Page 1962-5-25 110 San Luis Obispo Cal Poly campus Comment
  OBI21970  Festuca perennis Jim Heaston 1955-10-7 16 San Luis Obispo Cal Poly Comment
  UCR146979  Foeniculum vulgare George K. Helmkamp, E. A. Helmkamp 2004-10-8 8846 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI10158  Fragaria vesca Robert F. Hoover 1947-3-1 6627 San Luis Obispo Cambria Comment
  UCSB4022  Frangula californica Ralph, F. 1959-4-11 San Luis Obispo along the hillside of Hwy 1, 13.6 miles north of San Simeon 60 Comment
  OBI51354  Frangula californica subsp. californica Debora Guilot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .23 San Luis Obispo San Simeon State Park; SW section of San Simeon State Park 1 Comment
  OBI6666  Frangula californica subsp. californica Greg Hassen 1975-7-8 25 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  SBBG44702  Frangula californica subsp. californica L. W. Edge 1972-4-20 127 San Luis Obispo near Black Lake, Dune Lakes Comment
  OBI10304  Frangula californica subsp. californica VR Meer 1955-5-28 59 San Luis Obispo Botanical Garden, Eastern slope, dry creek bed Comment
  OBI28559  Frangula californica subsp. tomentella John Jackman & Julie Truesdale, Julie Truesdale 1980-1 35 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  SBBG104544  Frangula californica subsp. tomentella F. L. Johnson, N. A. McCarty 1993-10-16 ROB 759 San Luis Obispo Oat Spring Rd; Camp Roberts Comment
  CAS-BOT-BC211649  Frankenia salina R. F. Hoover 1946-8-8 6277 San Luis Obispo North end of Morrow Bay Comment
  OBI14187  Frankenia salina Robert F. Hoover 1964-6-10 9014 San Luis Obispo Avila Comment
  OBI73002  Frankenia salina David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22594 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  SD75759  Frankenia salina Helen V. Witham 1969-9-27 510 San Luis Obispo East end of Morro Bay. 2 Comment
  CAS-BOT-BC205933  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  UCR9018  Fremontodendron californicum subsp. obispoense E. R. Blakley 1965-5-8 6549 San Luis Obispo About 2.5 mi NW of Hwy 101 at the Cuesta Summit 671 Comment
  SBBG96399  Fritillaria affinis J. Sainz 1987-4-18 San Luis Obispo Hi Mountain Comment
  CAS-BOT-BC130110  Fritillaria affinis Clare B. Hardham 1956-4-20 490 San Luis Obispo Thomas Ranch, Coon Canyon Comment
  RSA212034  Fritillaria affinis Ernest C. Twisselmann 1969-4-9 15100 San Luis Obispo North side of Shell Creek. 480 Comment
  OBI21380  Fritillaria biflora Robert F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  CAS-BOT-BC130270  Fritillaria biflora W. R. Dudley 1903-4-3 s.n. San Luis Obispo Spur south of Santa Margarita, R.R. Tunnel Comment
  OBI22941  Fumaria parviflora Phil Ashley 1979-11-27 s.n. San Luis Obispo San Luis Obispo, in cultivated field just SW of Madonna Rd Shopping Plaza Comment
  OBI72509  Gaillardia aristata E. L. Painter 2003-3-5 SLO- 302 San Luis Obispo Camp San Luis Obispo. Garden of Officer's Club. UTMs (NAD27) zone 10, 709104E. 3911737N 125 Comment
  OBI28192  Galium andrewsii Jeffery Null 1980-5-12 29 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  SBBG118073  Galium andrewsii subsp. andrewsii E. Painter, M. Wetherwax 2000-6-12 SLO 140 San Luis Obispo Chorro Crk Rd; Camp San Luis Obispo 320 Comment
  CDA11376  Galium andrewsii subsp. intermedium G. F. Hrusa 1995-4-15 12096 San Luis Obispo La Panza Range; Approx 1 m. S of Queen Bee Camp, 1 m. S of La Panza Summit on La Panza Rd. Comment
  OBI80751  Galium aparine David J. Keil 2015-2-21 32689 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  UCR163396  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-25 9229 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  UC1583637  Galium californicum subsp. californicum David Keil with Mark Meredith 1984-4-14 18122 San Luis Obispo ridge system s Arroyo de la Cruz (n of San Simeon) Comment
  OBI42185  Galium californicum subsp. flaccidum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19496 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  UC455882  Galium californicum subsp. maritimum E. P. Unangst 1906-1 San Luis Obispo Stenner Creek Comment
  OBI31059  Galium porrigens Julie M. Vanderwier 1978-5-28 65 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG93843  Galium porrigens var. porrigens S. A. Junak 1990-5-15 4332 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 524 Comment
  UC193026  Galium trifidum E. L. Greene 1887-6-10 San Luis Obispo Pt. Pietras Comment
  UC1118541  Gamochaeta ustulata N. K. Carlson 1936-3-19 175 San Luis Obispo 2.1 mi nne Pismo (Plot 9); Arroyo Grande Quadrangle 30 Comment
  OBI16410  Gamochaeta ustulata Robert F. Hoover 1949-5-7 7661 San Luis Obispo Piedras Blancas Point (just N of) Comment
  OBI66977  Gamochaeta ustulata D. R. Miller 1994-5-5 594 -321 San Luis Obispo Pine Mtt. Region; along crk edge at the bottome of Cyn trl; Pico crk drainage 792 Comment
  OBI4302  Garrya veatchii Felice C. Movich 1969-5-5 158 San Luis Obispo Los Padres Natl Forest 4-5 mi SE of Cuesta Grade summit 610 Comment
  CDA25872  Gastridium phleoides David J. Keil, V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  RSA129631  Gastridium phleoides C. A. Graham 1938-4-26 380 San Luis Obispo 5 miles ESE of Bryson. 381 Comment
  SBBG110275  Gastridium phleoides C. B. Hardham 1974-5-13 San Luis Obispo near jct of Santa Margarita-Simmler Rd and Parkhill-Creston Rd Comment
  SBBG95741  Gastridium phleoides D. Keil 1986-5-17 19487 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita Comment
  UC1132051  Gastridium ventricosum H. C. Lee 1937-5-21 970 San Luis Obispo 3 mi nw Creston; Paso Robles Quad. Comment
  OBI83572  Gazania linearis David J. Keil, Bill Waycott, Ron Rothman 2016-5-20 34214 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rathman property at 6140 High Laurel Lane. Mosaic of oak-bay dominated woodlands, coastal scrub, and grasslands. Locally naturalized on hilltop near unpaved road in grassy, oak-wooded area. 400 Comment
  OBI77083  Genista monspessulana David J. Keil, Dirk Walters 1986-5-2 19342 San Luis Obispo Santa Lucia Mts just No of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG24936  Genista monspessulana D. Myrick 1966-3-24 1306 San Luis Obispo Cambria Comment
  UC1130332  Geranium dissectum G. T. Nordstrom 1937-5-11 1182 San Luis Obispo 2.8 mi sse Asuncion School; Adelaida Quad. 487 Comment
  SD249218  Geranium dissectum Julie M. Vanderwier 1979-5-23 135 San Luis Obispo Indian Knob Tar Sands Comment
  OBI82465  Geranium rotundifolium David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33539 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI82552  Geranium rotundifolium David J. Keil, with Bill Waycott et al. 2015-7-9 33336 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 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
  RSA67219  Gilia achilleifolia subsp. achilleifolia Verne Grant, Alva Grant 1948-5-29 8555 San Luis Obispo small draw on Hwy 101, 5 miles SW of San Luis Obispo. Comment
  SBBG125751  Gilia achilleifolia subsp. multicaulis T. Fitanides with A. Baniaga 2010-3-26 72 San Luis Obispo Tierra Redonda Mtn 502 Comment
  UC455637  Gilia achilleifolia subsp. multicaulis California Polytechnic School May 1906 644 San Luis Obispo Poly Canyon , Poly Canyon (S. Luis Obispo) Comment
  OBI76605  Gilia capitata Michael Walgren 2012-4-16 268 San Luis Obispo Near the inland terminus of Thunder Cyn Rd, which runs N-E off of Cayucos Crk Rd, Cayucos Comment
  SBBG28759  Gilia capitata subsp. staminea E. C. Twisselmann 1967-5-8 13017 San Luis Obispo Shell Crk fork of Camatta Cyn 472 Comment
  SBBG107068  Gilia ochroleuca subsp. minima C. B. Hardham, J. T. Howell 1958-4-28 3132 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  UC1023796  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-12 6909 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  UCD78290  Gilia tricolor Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4637 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  OBI25375  Githopsis diffusa subsp. robusta Robert F. Hoover 1952-5-11 8199 San Luis Obispo La Panza Range, Navajo camp Comment
  OBI25373  Githopsis specularioides Robert F. Hoover 1947-4-12 6912 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  UCR123163  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2002-4-16 7417 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI39481  Gnaphalium palustre David J. Keil 1983-10-30 18038 San Luis Obispo Rocky Cyn crk E of Atascadero Comment
  OBI20837  Greeneocharis circumscissa Robert F. Hoover 1948-5-2 7503 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  OBI82572  Grindelia camporum David J. Keil 2015-7-8 33286 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue 295 Comment
  OBI69754  Grindelia camporum var. bracteosa D. R. Miller 1993-6-3 693 -25 San Luis Obispo Between creekways near Edmunson homestead, front side of Little Pine Mt. 762 Comment
  CAS-BOT-BC305078  Grindelia hirsutula Alice Eastwood 1926-5-3 13763 San Luis Obispo Avila Comment
  CAS-BOT-BC305116  Grindelia hirsutula Clare B. Hardham; C. Butterworth 1960-6-2 5983 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  UC1127014  Guillenia lasiophylla N. H. French 1937-3-12 893 San Luis Obispo Cuyama Ranch McKittrick Quad. 548 Comment
  UC455737  Guillenia lasiophylla I. J. Condit 1908-3-27 San Luis Obispo n hillside Calif. Poly. School canyon; Calif. Poly. School Comment
  OBI66235  Gutierrezia californica David J. Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  CDA6151  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile east of San Juan Creek Bridge along Highway 58. 0 Comment
  JEPS18672  Gutierrezia californica Ernest C. Twisselmann 1955-9-1 2366 San Luis Obispo 8.6 mi s Shandon; Temblor Range, Western San Joaquin Valley, San Juan River Va 441 Comment
  OBI27221  Hazardia squarrosa Thomas Burrows 1980-8-14 110 San Luis Obispo Reservoir canyon 160 Comment
  OBI58249  Hazardia squarrosa Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montano de Oro State Park. E Hazard cyn Comment
  UC2026984  Hazardia squarrosa var. squarrosa David J. Keil 2013-8-22 31968 San Luis Obispo Morro Bay State Park. Along South Bay Blvd. north of intersection with State Park Road Comment
  CAS-BOT-BC302403  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Creek district, nw. of Pozo Comment
  POM190454  Hazardia stenolepis H. M. Hall 1929-11-4 12760 San Luis Obispo Pozo Road, 8 miles from Santa Margarita; Salinas River bridge. Comment
  SEINET3871767  Hedypnois cretica Richard R. Halse 2010-3-23 7837 San Luis Obispo Along State Hwy. 46 ca 7.3 miles E of its junction with State Hwy. 1; Santa Lucia Range.; 0 458 Comment
  CDA6461  Hedypnois cretica T. C. Fuller 1959-5-5 San Luis Obispo Hartzell Ranch, Cayucos Creek, Cayucos. 0 Comment
  OBI31635  Hedypnois rhagadioloides Smeltzer, Turnquist 1982-4-12 49 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  CAS-BOT-BC306721  Helenium bigelovii Roxana S. Ferris 1929-4-16 7680 San Luis Obispo Road to Atascadero 6 miles east of Moro Bay Comment
  OBI31633  Helenium puberulum Turnquist, Smeltzer 1982-7-23 197 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  UC456070  Helianthus bolanderi E. P. Unangst 1906-8-19 San Luis Obispo San Luis Obispo Comment
  UC771709  Helianthus bolanderi R. F. Hoover 1946-8-18 6318 San Luis Obispo Creston Comment
  CAS-BOT-BC305752  Helianthus gracilentus Ernest C. Twisselmann 1955-6-16 2156 San Luis Obispo La Panza Range. Queen Bee Canyon near Queen Bee Mine 624 Comment
  OBI38249  Heliotropium curassavicum Eric Wise 1981-8-7 1055 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  UCSB51305  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  OBI53894  Heliotropium curassavicum var. oculatum Arthur W. Hazebrook 1992-10-25 161 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  CAS-BOT-BC309865  Hemizonia congesta subsp. luzulifolia Mrs. R. W. Summers 1888-8-23 452 San Luis Obispo San Luis Valley Comment
  CAS-BOT-BC309866  Hemizonia congesta subsp. luzulifolia Mrs. R. W. Summers 1883-1-23 452 San Luis Obispo Near S. L. Obispo Comment
  RSA586513  Hemizonia luzulifolia subsp. rudis F. L. Johnson, E. A. Young 1993-5-26 ROB- 0643 San Luis Obispo Dughi Spring. Comment
  IRVC29247  Hemizonia paniculata G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  RSA699628  Hemizonia paniculata Keith E. Hoffmaster 1935-7-1 s.n. San Luis Obispo 6 miles south of Arroyo Grande, San Luis Obispo Comment
  OBI57321  Herniaria hirsuta var. cinerea David J. Keil 1998-4-30 27023 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  RSA756109  Hesperevax caulescens David J. Keil, Kathleen Keil 2001-4-20 29366 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 miles southeast of California Highway 46. 421 Comment
  SEINET5782067 Image available Hesperevax caulescens Marcus E. Jones 1882-1 3225 San Luis Obispo San Luis Obispo Comment
  SBBG118280  Hesperevax sparsiflora var. sparsiflora A. Dilworth, J. Goldzman 1998-4-22 San Luis Obispo ca. 0.2 mi from intersection of Chorro Valley Rd and dirt rd on E side of Chorro Crk; Camp San Luis Obispo; LCTA plot 309 Comment
  OBI27042  Hesperocyparis sargentii James Courtney 1981-2-23 35 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  OBI12540  Hesperolinon micranthum Robert F. Hoover 1964-6-6 8951 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI27316  Hesperomecon linearis Robert L. Allen, Nancy E. Arnold 1981-5-10 278 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC422572  Hesperomecon linearis Ernest C. Twisselmann 1958-4-10 4219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of US466 487 Comment
  CAS-BOT-BC422585  Hesperomecon linearis W. R. Ernst 1958-3-30 238 San Luis Obispo About 4 mi. NW of Santa Margarita on Morano Creek. Comment
  OBI2729  Hesperoyucca whipplei James Courtney 1980-12-20 11 San Luis Obispo Pennington Crk Biological Reserve Comment
  RSA396546  Heteranthemis viscidihirta C. F. Smith 1961-9-15 6499 San Luis Obispo About S side of White Lake, Dune Lakes S of Oceano. Comment
  OBI11913  Heteromeles arbutifolia Penelope Blackmer 1973-9-30 119 San Luis Obispo Just above crk by rim Trl leaving meadow between crk fork. SW corner Pennington Crk Bio Reserve Comment
  OBI32215  Heteromeles arbutifolia David J. Keil 1981-6-20 14887 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI35281  Heteromeles arbutifolia Melody Dickens 1980-7-4 45 BH San Luis Obispo Collected on Black HIll, Morro Bay state park Comment
  OBI83465  Heteromeles arbutifolia Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 5 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot and walk about 100 yards 318 Comment
  OBI79470  Heterotheca grandiflora David J. Keil 2011-11-26 31202 San Luis Obispo Highway 58 east of junction with Highway 229. Lower part of Calf Canyon 415 Comment
  UCR162159  Heterotheca grandiflora George K. Helmkamp, E. A. Helmkamp 2005-2-14 8904 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI33926  Heterotheca sessiliflora subsp. echioides David J. Keil 1983-10-23 18023 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI80489  Heterotheca sessiliflora subsp. echioides George Butterworth 1995-7-24 102 San Luis Obispo Carrizo Plains Natural Area. T32S, R19E, S1, SW Qtr. 40' S of Saucito Spring 707 Comment
  RSA220013  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7912 San Luis Obispo Carrisa [now Carrizo] Plains: Hwy 173 [wrong number] at the Lewis Ranch. Plants of the Temblor Range and Western San Joaquin Valley. 631 Comment
  RSA814  Heterotheca sessiliflora subsp. echioides J. T. Howell 1927-8-17 643 San Luis Obispo New Templeton. 244 Comment
  CAS-BOT-BC423441  Heuchera micrantha var. hartwegii W. R. Dudley 1903-8-6 s.n. San Luis Obispo Coast Trail, canyon south of Water's; Santa Lucia Mts. Comment
  SBBG93779  Hieracium argutum S. A. Junak 1990-7-12 4390 San Luis Obispo W Cuesta Ridge, just E of saddle at W end of Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  OBI56975  Hirschfeldia incana Steven A. Junak, Tina J. Ayers 1989-6-28 4105 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Along main rd (USFS Rd #29S11.3 at saddle on ridge at extreme W edge of the Botanical Area, 0.5 mi W of W boundary sign, about 5.7 mi W of hwy 101 747 Comment
  SBBG107932  Hoita macrostachya C. B. Hardham 1960-9-5 6573 San Luis Obispo Santa Rosa Crk Comment
  OBI12757  Hoita orbicularis Neil Havlik 1968-5-25 207 San Luis Obispo 1.1 mi from Los Osos Valley rd Comment
  CAS-BOT-BC325897  Holocarpha heermannii R. F. Hoover 1946-10-6 6447 San Luis Obispo Cottonwood Pass just west of summit Comment
  CAS-BOT-BC325898  Holocarpha heermannii R. F. Hoover 1946-9-22 6442 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI75263  Hordeum brachyantherum subsp. brachyantherum David J. Keil 2011-5-12 31002 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 300 Comment
  UC33672  Hordeum brachyantherum subsp. californicum Joseph Burtt Davy 1901-5 7600 San Luis Obispo Templeton Rancho Asuncion, Templeton Comment
  OBI77680  Hordeum marinum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15920 San Luis Obispo E of Cambria along road to Cypress Mountain. 1.4 mi E of jctn w/ Santa Rosa Creek Road on Fiscalini Ranch (dirt road along Steiner Creek) Comment
  CAS-BOT-BC285136  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1952-5-6 68 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann (Owens) Lake, San Andreas Fault 6 miles south of Cholame Comment
  OBI21927  Hordeum murinum Fred Rush May-56 37 San Luis Obispo Road to old lemon grove, Mt SLO Comment
  OBI27135  Hordeum murinum Thomas Burrows 1980-4-24 22 San Luis Obispo Reservoir Cyn 152 Comment
  OBI3503  Hordeum murinum Lynch 1971-6-5 55 San Luis Obispo Cal Poly Campus, Poly Canyon, San Luis Obispo Comment
  UCR162161  Hordeum murinum subsp. glaucum George K. Helmkamp, E. A. Helmkamp 2005-2-16 8927 San Luis Obispo Central Coast, Mesa Dune Mobile Home Park; SW of Arroyo Grande along Calif. Highway 1 76 Comment
  OBI6605  Hordeum vulgare Dick Barkelew 1970-4-12 10 San Luis Obispo Cuesta College Comment
  OBI10098  Horkelia cuneata subsp. puberula Robert F. Hoover 1966-5-17 9866 San Luis Obispo Indian Knob Ridge Comment
  OBI28796  Horkelia cuneata subsp. puberula Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 740 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crossesthe road Comment
  OBI15143  Hornungia procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda lake, Carrizo Plain Comment
  OBI57187  Hornungia procumbens David J. Keil, with Kathleen A. Keil 1998-4-4 26564 San Luis Obispo Carrizo Plain N of Soda Lake. Along Seven Mile Rd., 0.5 mi. NW of Bridgville Rd. Comment
  OBI42183  Hosackia crassifolia var. otayensis David J. Keil, Jon Keeley 1986-5-20 19514 San Luis Obispo Cuesta Grade East on site of Gay Mtn fire (burned in early 1980's and reburned in Las Pilitas fire of July, 1985 Comment
  CAS-BOT-BC312551  Hulsea heterochroma R. F. Hoover 1947-4-26 7083 San Luis Obispo 3 mi. ne of Pozo Comment
  SEINET13944209 Image available Hydrocotyle ranunculoides Eric Wise 1982-1 1624 San Luis Obispo Lettuce Lake. Immediately SW of Oso Flaco Lake. Flat land to the E. Dune encroachment to the N.&W. Comment
  OBI31108  Hypochaeris glabra Julie M. Vanderwier 1979-4-13 120 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31624  Hypochaeris glabra Smeltzer, Turnquist 1982-4-6 7 San Luis Obispo On the SE side of Laguna Lake Park Comment
  SBBG117882  Hypochaeris glabra E. Painter, M. Wetherwax 2003-3-18 CR 391 San Luis Obispo near low water bridge over Nacimiento River; Camp Roberts 162 Comment
  OBI32786  Hypochaeris glabra David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12705 San Luis Obispo T305 R15E sec 25. 5.2 mi ESE of Pozo along San Jose-Avenales rd at locked gate to Avenales Ranch Comment
  OBI26024  Hypochaeris radicata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14005 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SBBG111585  Isocoma acradenia C. B. Hardham 1957-9-7 2599 San Luis Obispo Creston Comment
  CAS-BOT-BC251058  Isocoma acradenia var. bracteosa E. L. Painter; M. Wetherwax 2002-8-13 CR- 339 San Luis Obispo Camp Roberts. On roadside in cantonment area, below water tower, below Headquarters Hill housing 259 Comment
  OBI75328  Isocoma acradenia var. bracteosa David J. Keil, with George Butterworth 2011-10-7 31117 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge 480 Comment
  UC912311  Isocoma menziesii var. sedoides Herbert L. Mason 1929-10-13 5501 San Luis Obispo 2.5 mi n Cambria Comment
  CAS-BOT-BC324697  Isocoma menziesii var. vernonioides Ynez Whilton Winblad 1935-12-12 s.n. San Luis Obispo Morro Bay Comment
  CAS-BOT-BC324698  Isocoma menziesii var. vernonioides Ernest C. Twisselmann 1965-11-2 11686 San Luis Obispo Bluffs just north of San Simeon Beach State Park 12 Comment
  SBBG108392  Isoetes howellii C. B. Hardham 1957-5-12 1944 San Luis Obispo Green's Lake Comment
  SBBG109677  Isolepis carinata C. B. Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  CAS-BOT-BC112550  Isolepis cernua R. F. Hoover 1964-6-11 9025 San Luis Obispo East end of Los Osos Valley Comment
  OBI22581  Isolepis cernua Robert F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, N of town Comment
  OBI43603  Isolepis cernua Eric Wise 1981-9-29 1189 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  CAS-BOT-BC101931  Juglans californica R. F. Hoover 1965-9-18 9574 San Luis Obispo Trout Creek just east of Santa Margarita Comment
  RSA586073  Juglans californica F. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Boyscout Rd. by Nacimento River Comment
  OBI79108  Juglans regia David J. Keil 2011-11-12 31192 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI21091  Juncus articulatus subsp. articulatus Robert F. Hoover 1967-10-5 10875 San Luis Obispo Poly Cyn, San Luis Obispo Comment
  SBBG38522  Juncus bufonius E. C. Twisselmann 1969-11-28 16362 San Luis Obispo Twisselmann Lake, San Andreas Fault at summit of Palo Prieto Cyn 701 Comment
  UCR160584  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2005-6-9 9591 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  SBBG119404  Juncus bufonius var. bufonius M. Wetherwax, E. Painter 2003-5-1 SLO 327 San Luis Obispo unnamed tributary of Chorro Crk, below Chorro Crk bog thistle exclosure; Camp San Luis Obispo 260 Comment
  UC1928104  Juncus bufonius var. occidentalis David Keil 1998-5-13 27244 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
Read comments
Nov 12 2011
  UCR264481  Juncus hesperius Mark A. Elvin, Jason Storlie 2014-10-10 7688 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Icebox Pond' in '4-Pond Valley,' near the southern boundary of the Refuge 20 Comment
  OBI40133  Juncus lescurii David J. Keil 1981-4-25 14579 San Luis Obispo Baywood Park at Sweet Springs marsh. Comment
  UCD141674  Juncus oxymeris G. F. Hrusa 1987-6-13 5415 San Luis Obispo San Luis Obispo County: Huff's Hole Creek, a tributary of Lopez Canyon. Approximately 1/2 m from Lopez Canyon Road. Comment
  OBI80300  Juncus patens William McNulty, Blair Howington and Julia Mace 2014-11-11 1 San Luis Obispo Cal Poly property, 1 mile east of 'Architecture Graveyard' in Poly Canyon 152 Comment
  OBI80061  Juncus xiphioides David J. Keil 2000-5-26 28752 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC2027173  Juncus xiphioides Greg Wilvert 2005-5-31 454 San Luis Obispo Southeast Half of the Caliente Range: Padrones Spring Comment
  CHSC112899  Juniperus californica Tim Hanson; Laura Askim 2014-3-12 17 San Luis Obispo Inner Southern Coast Ranges. On the eastern border of Carrizo Plain National Monument; near the water tower on the ridge to the southeast of Browns Canyon; 11.5 air km west of Derby Acres. 1168 Comment
  UCD22453  Juniperus californica Ralph Phillips 2003-4-10 S 5 San Luis Obispo Along road that goes SW from Hwy 46 to Bitter (?) Valley. About 0.5 miles into San Luis Obispo County from Kern County. Temblor Range, south of Hwy 46. 500 Comment
  OBI58850  Keckiella cordifolia David J. Keil 1998-8-24 28032 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI66191  Keckiella corymbosa D. R. Miller 1996-6-15 695 -631 San Luis Obispo Pine Mt Region, On S slope of Rocky Butte, San Simeon Crk drainage 884 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
  OBI31735  Koeleria macrantha Smeltzer, Turnquist 1982-5-7 124 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI59088  Koeleria macrantha David J. Keil 1998-5-14 27266 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  OBI31544  Koeleria macrantha Joy Nishida 1982-6-5 421 San Luis Obispo American Cyn campground. Rt fork of Branch Crk-Black Mtn Trl, N out of American Cyn campground 549 Comment
  CAS-BOT-BC273720  Koeleria pyramidata Clare B. Hardham 1957-5-30 2073 San Luis Obispo Santa Lucia Mountains. Headwaters of LasTablas [Las Tablas] Creek Comment
  SD71169  Krascheninnikovia lanata R. F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern County line. Comment
  UC1136417  Krascheninnikovia lanata N. H. French 1937-3-12 898 San Luis Obispo McKittrick Quad., Cuyama Ranch Comment
  CAS-BOT-BC340629  Lactuca serriola Ernest C. Twisselmann 1954-8-19 1512 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  OBI21950  Lamarckia aurea F. Rush 1956-5-1 39 San Luis Obispo Mt. SLO Comment
  OBI61012  Lamarckia aurea George Butterworth 1998-6-1 267 San Luis Obispo Carrizo Plain Natural Area. Beside Crocker Rd, 0.7 mi NE of Elkhorn Rd T31S, R21E, S22 or 27 823 Comment
  UCD63288  Lamarckia aurea Beecher Crampton 1964-5-19 7000 San Luis Obispo San Luis Obispo County: ca. 4.5 miles northeast of Cayucos. Comment
  RSA517296  Lasthenia californica Barbara Ertter, David J. Keil, J. Hickman, T. Sholars 1987-4-11 6833 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, within 3 miles of Hwy 1. 30 Comment
  CAS-BOT-BC329194  Lasthenia ferrisiae Ernest C. Twisselmann 1958-4-29 4382 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Alkali sink just E of the S end of Soda Lake 609 Comment
  SEINET2442276  Lasthenia glabrata subsp. coulteri David Keil 2009-4-9 30576 San Luis Obispo Just south of junction of California Route 58 with US Route 101 along frontage road to Santa Margarita Booster Station. Comment
  RSA614976  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3241 San Luis Obispo Soda Lake Rd at Arrowbear Trail (vic. of California Valley, ca. 5 mi. NW of Soda Lake) 610 Comment
  UC1314941  Lasthenia gracilis R. F. Hoover 1967-5-6 10545 San Luis Obispo Jack Lake Comment
  UC1314960  Lasthenia gracilis R. F. Hoover 1967-5-13 10562 San Luis Obispo coast w Cambria Comment
  UCR101010  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3241 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  UC1363763  Lasthenia gracilis Robert Ornduff 1958-5-11 4977 San Luis Obispo at parking area n of mouth of Santa Rosa Creek; Cambria Pines Comment
  RSA177039  Lasthenia leptalea Peter H. Raven 1963-5-3 18279 San Luis Obispo Atascadero Comment
  SBBG34002  Lasthenia leptalea L. S. Rose 1969-4-14 69023 San Luis Obispo Bedell Ranch, S of Creston 426 Comment
  UCD83206  Lasthenia microglossa CNPS SSN-SJV Foothill Team 2008-4-29 238 San Luis Obispo San Luis Obispo County; Carrizo Plains. North of Caliente Ridge Rd. 1193 Comment
  CAS-BOT-BC370875  Lasthenia minor R. F. Hoover 1958-3-19 8424 San Luis Obispo Carrizo Plain, near north base of Caliente Mt. Comment
  UC1363820  Lasthenia minor Robert Ornduff 1958-4-3 4861 San Luis Obispo 5 mi sw of junction of road to Soda Lake and Highway 178 Comment
  OBI79928  Lathyrus jepsonii David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31850 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI27200  Lathyrus vestitus var. vestitus Thomas Burrows 1981-4-9 139 San Luis Obispo Reservoir Cyn 160 Comment
  OBI42212  Lathyrus vestitus var. vestitus David J. Keil, Lynne Dee Oyler 1986-5-21 19528 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  OBI55260  Lathyrus vestitus var. vestitus Greg Frugoli 1997-4-29 74 San Luis Obispo S of Queen Bee cmpgd approx 0.5 mi, La Panza range, Los Padres NF (hwy 58 burn) 658 Comment
  UC197327  Lathyrus vestitus var. vestitus I. J. Condit Jun 1912 San Luis Obispo San Carpojo Comment
  CAS-BOT-BC322145  Layia gaillardioides Clare B. Hardham 1956-4-4 355 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, west side. Comment
  CAS-BOT-BC322146  Layia gaillardioides Clare B. Hardham 1959-4-22 4442 San Luis Obispo Santa Lucia Mountains. Santa Rita Canyon, west of Templeton. Comment
  CAS-BOT-BC321655  Layia glandulosa Bruce G. Baldwin 1987-3-31 649 San Luis Obispo Nipomo Mesa, 1.3 miles northbound on Calif. State Hwy 1 from Willow Road junction. Comment
Read comments
Apr 15 2019
  OBI2109  Layia glandulosa Mrs. R. W. Summers 1886-2-21 455 San Luis Obispo Oso Flaco sand hills near sea Comment
  CAS-BOT-BC321459  Layia glandulosa Ernest C. Twisselmann 1970-6-24 16764 San Luis Obispo Kern Plateau. East border of Manter Meadow. Comment
  CAS-BOT-BC321656  Layia glandulosa Clare B. Hardham 1959-4-3 4172 San Luis Obispo Santa Lucia Mountains. Sandy hills between Nacimiento and San Antonio. Dam Rd. Comment
  POM203600  Layia glandulosa subsp. glandulosa I. L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  CAS-BOT-BC327213  Layia heterotricha Ernest C. Twisselmann 1954-4-17 1080 San Luis Obispo Temblor Range and Western San Joaquin Valley. Las Yeguas Hills, 1 mile S of Rector Ranch. 822 Comment
  UC2027567  Layia heterotricha David J. Keil with Matt Ritter, Taylor Crow, et al. 2012-3-3 31219 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road. Comment
  CAS-BOT-BC327194  Layia hieracioides R. F. Hoover 1947-4-25 7071 San Luis Obispo Black Lake (S of Arroyo Grande) Comment
  OBI3732  Layia hieracioides Elizabeth Rudd 1971-5-23 280 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SD27814  Layia hieracioides Carl B. Wolf 1929-4-15 3549 San Luis Obispo 2-3 miles inland form ocean and approximately 3 miles north of the Santa Maria River 60 Comment
  SBBG40541  Layia jonesii R. F. Hoover 1969-4-22 11253 San Luis Obispo San Bernardo Crk, E of Morro Bay Comment
  JEPS89796  Layia munzii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9380 San Luis Obispo central protion of Carrizo Plain, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  CAS-BOT-BC327621  Layia munzii David D. Keck; J. Clausen 1935-4-10 3148 San Luis Obispo ca. 4 miles S of Soda Lake, Carrizo Plain 609 Comment
  CAS-BOT-BC327673  Layia munzii Eben McMillan 1958-4-18 43 -5 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  POM203555  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  CAS-BOT-BC123318  Layia pentachaeta subsp. albida David Daniels Keck; Jens Chr. Clausen 1935-4-9 3106 San Luis Obispo Summit of Polonio Pass, 5 miles E of Cholame, on road to Lost Hills 579 Comment
  NY180508  Layia pentachaeta subsp. albida D. D. Keck 1935-4-9 3106 San Luis Obispo Summit of Polonio Pass, 5 miles east of Cholame, on road to Lost Hills 579.1 Comment
  SEINET7545197  Layia pentachaeta subsp. albida D. D. Keck, J. Clausen 1935-1 3106 San Luis Obispo Summit of Polonio Pass, 5 mi. E of Cholame on road to Lost Hills 579 Comment
  CAS-BOT-BC382112  Layia platyglossa Clare B. Hardham 1957-4-19 1688 San Luis Obispo Santa Lucia Mountains; Santa Rita Ranch (Juhl Ranch) West of Templeton Comment
  CAS-BOT-BC385859  Layia platyglossa Clare B. Hardham 1967-3-3 14327 San Luis Obispo Diablo Canyon Comment
  OBI15821  Layia platyglossa B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo San Juan crk Comment
  OBI27124  Layia platyglossa Thomas Burrows 1980-5-3 36 San Luis Obispo Reservoir Cyn 168 Comment
  SBBG109802  Layia platyglossa C. B. Hardham 1960-4-21 5517 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG81927  Layia platyglossa C. F. Smith 1950-5-4 2770 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  UCD40567  Layia platyglossa Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1531 San Luis Obispo San Luis Obispo County: Northern edge of California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, about 1 road mile south of intersection with Hwy 58. 609 Comment
  CAS-BOT-BC382147  Layia platyglossa R. F. Hoover 1967-4-20 10498 San Luis Obispo Wilson Corner Comment
  CAS-BOT-BC382148  Layia platyglossa David D. Keck 1933-5-4 2167 San Luis Obispo West side of Cottonwood Grade, north-eastern corner of San Luis Obispo County 487 Comment
  RSA165457  Layia platyglossa Clare B. Hardham 1959-4-22 4442 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  RSA140006  Layia platyglossa subsp. campestris Clare B. Hardham 1960-4-21 5517 San Luis Obispo Santa Barbara Road, Atascadero. Santa Lucia Mountains. Comment
  RSA791696  Lemna Robert F. Thorne, Percy C. Everett 1962-10-3 31430 San Luis Obispo Oso Flaco Lake. 8 Comment
  OBI38521  Lemna minor Eric Wise 1981-9-29 1215 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave Comment
  SD117145  Lemna valdiviana Wayne P. Armstrong 1984-8-28 1221 San Luis Obispo North shore of Oso Flaco Lake. 6 Comment
  UC1124455  Lepechinia calycina H. C. Lee 1936-4-9 555 San Luis Obispo 1 1/4 miles ENE of Saddle Peak 518 Comment
  CAS-BOT-BC221504  Lepechinia calycina Clare B. Hardham 1956-5-31 823 San Luis Obispo Santa Lucia Mountains. Adelaida Rd. Comment
  CAS-BOT-BC88725  Lepidium acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo In immediate vicinity of Cholame. Comment
  UCD115331  Lepidium appelianum Malcolm A. Nobs; S. Galen Smith 1949-6-24 859 San Luis Obispo San Luis Obispo County: East end of Morro Bay. Comment
  CAS-BOT-BC89207  Lepidium draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay Town. Comment
  CAS-BOT-BC89497  Lepidium jaredii Ernest C. Twisselmann 1955-3-22 1743 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carissa Plains. 579 Comment
  OBI66957  Lepidium jaredii David J. Keil, with Kathleen A. Keil 2001-4-20 29353 San Luis Obispo California Valley along Belmont Trail, ca. 0.25 mile east of junction with Soda Lake Road 591 Comment
  UCD115483  Lepidium jaredii P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, in center of valley adjacent to Panorama Rd. (formerly San Diego Creek Rd.) 1.6 mi E. from intersection with Soda Lake Rd. Comment
  RSA790126  Lepidium jaredii subsp. jaredii Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-5-5 11 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; low hills. South of Highway 58, approx. 0.2 miles north of Belmont Trail between Briceland Rd and Comanche Rd. 601 Comment
  UC1573180  Lepidium jaredii subsp. jaredii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9379 San Luis Obispo Carrizo Plain, central portion, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  OBI80993  Lepidium nitidum David J. Keil 2015-2-21 32664 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CAS-BOT-BC12593  Lepidium nitidum Roxana S. Ferris 1935-3-28 9158 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler. Comment
  SBBG117768  Lepidium nitidum var. nitidum E. Painter, M. Wetherwax 2000-3-20 SLO 39 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  JEPS53749  Lepidium oblongum var. oblongum J. E. Roadhouse 382 San Luis Obispo near San Luis Obispo Comment
  OBI31354  Lepidium strictum Joy Nishida, Robert Allen 1982-4-10 231 San Luis Obispo American Cyn campground. 1.5 mi S of Amer Cyn campground, at unlocked gate on side of dirt rd Comment
  SBBG112847  Lepidium strictum C. B. Hardham 1957-5-12 1904 San Luis Obispo Franklin Crk, Camp Natoma Comment
  OBI57246  Lepidium strictum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27482 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  UC2027031  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast Half of the Caliente Range. 1.1k S of Semper Spring Comment
  OBI15800  Lepidospartum squamatum Robert F. Hoover 1969-10-5 11634 San Luis Obispo Alamo crk Comment
  UCD64020  Leptochloa fusca subsp. uninervia Cecil Pierce 1961-10-16 San Luis Obispo San Luis Obispo County: Cholame Jack Co. Farm. Comment
  OBI47102  Leptosiphon ciliatus Lynne Dee Oyler 1986-4-5 384 San Luis Obispo American Cyn Blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2, SW1/4 sec 28 R16E, T30S, MDBM Comment
  OBI437  Leptosiphon liniflorus Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen. 1982-6-10 437 San Luis Obispo American Canyon Campground 530 Comment
  UCSB57191  Leptosiphon liniflorus Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo East side of Hwy. 229, 1/4 mile north of intersection with Hwy. 58, 5 miles north of Santa Margarita 365 Comment
  SBBG108199  Leptosiphon parviflorus C. B. Hardham 1957-4-25 1735 San Luis Obispo crest SE of Cypress Mtn Comment
  OBI69978  Leptosiphon parviflorus David J. Keil, Kathleen Faustini, Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  OBI83544  Leptosiphon parviflorus David J. Keil 1998-4-9 26621 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Comment
  OBI16692  Leptosyne bigelovii Robert F. Hoover 1947-4-4 6894 San Luis Obispo W side of Cottonwood Pass Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI33833  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1079 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  UC1287402  Lessingia pectinata var. pectinata Willard Spence 1962-8-1 779 San Luis Obispo 5 mi s Oceano; Oso Flaco Lake Comment
  SBBG109431  Lessingia tenuis C. B. Hardham 1962-6-22 10347 San Luis Obispo Nacimiento River, W of Cantinas Crk Comment
  CAS-BOT-BC330422  Lessingia tenuis Alice Eastwood; John Thomas Howell 1936-5-8 2343 San Luis Obispo 7 miles E of La Panza Comment
  CAS-BOT-BC283687  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  CAS-BOT-BC283688  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  OBI3874  Leymus condensatus Patricia Wiese 1971-6-7 110 San Luis Obispo Cuesta Ridge Botanical Area. 4 mi NW of Cuesta Pass 762 Comment
  UC1153378  Leymus pacificus R. F. Hoover 1950-5-5 7866 San Luis Obispo Morro Bay; s end, near ocean Comment
  UCSB71053  Leymus triticoides Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE of marker in channel. 5 Comment
  CAS-BOT-BC272179  Leymus triticoides Ernest C. Twisselmann 1954-6-12 1362 San Luis Obispo Elhorn Plain, Temblor Range and the Western San Joaquin Valley Comment
  UC1153364  Leymus triticoides R. F. Hoover 1964-7-9 9119 San Luis Obispo Santa Margarita; along railway Comment
  CHSC114292  Limonium duriusculum John Sayers 2011-8-11 San Luis Obispo Morro Bay. Morro Bay State Park. Marina Peninsula Trail. 0 Comment
  SBBG107489  Linanthus C. B. Hardham 1957-5-4 1865 San Luis Obispo Tierra Redonda Comment
  CHSC47115  Linanthus californicus L. P. Janeway 1988-7-7 2982 San Luis Obispo 0.3 mi W of Creston Rd (hwy 229) 1.6 mi N of Calf Cyn Rd (hwy 58). Along side of dirt rd. 518 Comment
  POM183712  Linanthus californicus Lincoln Constance, A. A. Beetle 1940-3-22 2531 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  SEINET14180434  Linanthus californicus R. W. Summers 1882-4-19 s. n. San Luis Obispo Ocean bluffs, Pismo Comment
  RSA130636  Linanthus californicus subsp. tomentosus R. W. Summers 1882-5-4 s.n. San Luis Obispo Pismo Comment
  UC455664  Linanthus dichotomus I. J. Condit 1910-3-29 San Luis Obispo Carrisa Plains Comment
  OBI27291  Lithophragma cymbalaria Robert L. Allen, nancy E. Arnold 1981-4-26 238 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI25057  Lithophragma heterophyllum David J. Keil, Dirk Walters 1980-4-26 13853 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  CAS-BOT-BC174523  Loeflingia squarrosa Ernest C. Twisselmann 1969-4-24 15158 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston 350 Comment
  SBBG44360  Loeflingia squarrosa E. C. Twisselmann 1967-11-2 14043 San Luis Obispo Shell Crk 472 Comment
  OBI66269  Logfia filaginoides David J. Keil 1997-4-18 26180 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI75089  Logfia filaginoides Michael Walgren 2011-4-27 230 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  UC1284939  Logfia filaginoides R. F. Hoover 1947-3-26 6747 San Luis Obispo just s Price Canyon Comment
  OBI49821  Logfia gallica Steven A. Junak, Tina J. Ayers 1989-6-28 4106 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Along main rd (USFS Rd #29S11.3) at saddle on ridge at extreme W edge of the Botanical Area, 0.5 mi W of W boudnary sign, about 5.7 mi W of hwy 101 747 Comment
  CAS-BOT-BC283246  Lolium multiflorum Clare B. Hardham 1957-6-15 2301 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  CAS-BOT-BC269170  Lolium temulentum Clare B. Hardham 1957-5-30 2050 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  OBI65277  Lomatium californicum D. R. Miller 2004-4-15 404 .771 San Luis Obispo Pine Mtn Region. Along roadway, Tobacco flats, near swimming hole and Bear Cyn jctn 500 Comment
  RSA114698  Lomatium caruifolium F. W. Peirson 1925-3-20 5685 San Luis Obispo Between Morro and San Luis Comment
  CDA11530  Lomatium parvifolium G. F. Hrusa 1995-5-29 12325 San Luis Obispo Cuesta Ridge West; Approx. 1.5 m. NW of US 101 on ridge northwest of Cuesta Pass. Comment
  OBI31669  Lomatium parvifolium Smeltzer, Turnquist 1982-5-7 100 San Luis Obispo NE side of Laguna Lake park Comment
  UCD78277  Lomatium utriculatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4623 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI28809  Lomatium utriculatum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14454 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif rte 58 Comment
  UC564137  Lomatium utriculatum Roxana S. Ferris 1935-3-29 9105 San Luis Obispo 2 mi. s. Simmler (Carriso Plain); Carriso Plain Comment
  SBBG107409  Lonicera hispidula C. B. Hardham 1956-6-6 882 San Luis Obispo pass S of 7X Ranch, Paradise Valley, Atascadero Comment
  CAS-BOT-BC240573  Lonicera hispidula Robert F. Thorne; P. Everett 1963-6-7 32166 b San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway 579 Comment
  RSA0054964  Lonicera hispidula var. californica Lee Haines 1959-5-31 s.n. San Luis Obispo S. Santa Lucia Mts. 579 Comment
  CAS-BOT-BC240811  Lonicera interrupta W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Springs, Cypress Mountain Comment
  OBI19244  Lonicera interrupta Robert F. Hoover 1966-7-13 9900 San Luis Obispo 5-1/2 mi SE of Santa Margarita Comment
  SBBG7353  Lonicera interrupta H. and M. Dearing 1940-6-16 4384 San Luis Obispo S of Pozo Comment
  OBI57995  Lonicera involucrata var. ledebourii Austin P. Griffiths 1980-3-24 s.n. San Luis Obispo Oceano Dunes. Along Arroyo Grande Creek, on S. side near mouth Comment
  OBI79788  Lonicera japonica David J. Keil 2013-2-22 31548 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  CAS-BOT-BC234937  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  RSA43249  Lotus benthamii Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  UC1285178  Lotus heermannii R. F. Hoover 1947-4-26 7089 San Luis Obispo n of Pozo; Upper Toro creek Comment
  UC570320  Lotus humistratus D. Axelrod 1935-3-31 212 San Luis Obispo 8 mi se Cuyama Ranch; Santa Ynez Quad. 762 Comment
  RSA630240  Lotus humistratus R. S. Woglum 1938-4-23 1575 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  CAS-BOT-BC8387  Lotus junceus Robert Francis Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  UC1285175  Lotus procumbens var. procumbens R. F. Hoover 1947-4-26 7092 San Luis Obispo just above Wells Corner; Middle Branch of Huerhuero Creek Comment
  UC1285199  Lotus scoparius R. F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park district Oak Park Comment
  UCR16617  Lotus strigosus C. M. Bringle 1967-3-20 B670320- 23 San Luis Obispo South Coast Range, Santa Margarita Lake Recreational Area, 0.25 mi. behind pay station off Hwy 58, on mesa containing barbecue pit 442 Comment
  UCR162140  Lupinus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8955 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  CAS-BOT-BC195777  Lupinus albifrons var. albifrons Alice Eastwood 1941-4-20 18963 San Luis Obispo Upper Arroya [Arroyo] Grande Comment
  CAS-BOT-BC195778  Lupinus albifrons var. albifrons Alice Eastwood 1926-5-5 13899 San Luis Obispo Cholame Comment
  POM350149  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  POM350150  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  SBBG68951  Lupinus albifrons var. albifrons R. Hoffmann 1927-10-14 San Luis Obispo Alamo Crk, Lower Cuyama Valley Comment
  RSA164393  Lupinus albifrons var. albifrons Clare B. Hardham 1961-4-17 6836 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  UC1129327  Lupinus albifrons var. douglasii B. Bolt 1936-3-16 629 San Luis Obispo Valencia Peak; Cayucos Quad., Valencia Peak Comment
  SBBG108222  Lupinus benthamii C. B. Hardham 1959-5-9 4450 San Luis Obispo Camp Natoma Comment
  UC1314992  Lupinus benthamii R. F. Hoover 1967-4-15 10448 San Luis Obispo near Carrizo Canyon (n side of lower Cuyama Valley); , near Carrizo Canyon Comment
  CDA11516  Lupinus bicolor G. F. Hrusa 1995-5-28 12302 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). (northernmost) Comment
  OBI25001  Lupinus bicolor David J. Keil, Dirk Walters 1980-4-26 13893 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI26207  Lupinus bicolor Lyda W. Edge 1973-3-13 305 San Luis Obispo Callender Comment
  RSA0036480  Lupinus bicolor Daisie Huang 2006-4-13 06041333 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SFV1869  Lupinus bicolor R. C. Bacigalupi 1949-4-8 3079 San Luis Obispo Cambria Pines on hill between Cambria and ocean. Comment
  UCR122500  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2001-5-2 6610 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  RSA619096  Lupinus bicolor subsp. marginatus R. S. Woglum 1938-4-23 1583 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  SEINET10484956  Lupinus bicolor var. tridentatus David B. Dunn 1941-4-19 Dunn 1201 -a San Luis Obispo S of Estrella, grassland and plowed fields, open rolling country. Comment
  SBBG17722  Lupinus chamissonis D. Emery 1950-4-21 San Luis Obispo adj to Eucalyptus grove 0.5 mi W of Nipomo Comment
  SBBG95541  Lupinus chamissonis R. H. Toft 1986-5-21 30 San Luis Obispo 1/8 mi S of Broderson Rd just SW from the center of the town of Los Osos (Bayview) Comment
  RSA413553  Lupinus densiflorus var. lacteus Bonnie C. Templeton 1959-6-6 s.n. San Luis Obispo Between Las Cruces and Lompoc. Comment
  JEPS65331  Lupinus ludovicianus Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC207226  Lupinus ludovicianus Mary E. Wall 1933-5-1 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  SBBG123222  Lupinus ludovicianus C. Wishner 1993-5-13 2136 San Luis Obispo ca. 0.5 mi WSW of Pozo Rd from BM 1138, near Fivemile Bridge and Las Pilitas intersection; Santa Margarita Ranch 365 Comment
  SEINET7063610 Image available Lupinus microcarpus var. densiflorus A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  UC1129581  Lupinus microcarpus var. densiflorus H. C. Lee 1937-4-30 869 San Luis Obispo 1 mi s San Miguel; Paso Robles Quadrangle, Quad. 130D Comment
  OBI48277  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48290  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 mi SE of American Cyn Camp Rd, 3 mi NW Avenales Guard Station Comment
  OBI56791  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1157 San Luis Obispo Triangle formed by Elkhorn Trl Rd (Co. 285) and ranch rd to water tank, 2.3 mi N Coachoro Camp rd Comment
  SBBG114107  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co Rd 285 Comment
  SBBG118167  Lupinus microcarpus var. microcarpus E. Painter, M. Wetherewax 2000-4-19 CR 41 San Luis Obispo above Boy Scout Rd; Camp Roberts 200 Comment
  SEINET7073183 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-4-19 s.n. San Luis Obispo On a steep bank. Polo Priesto Valley [Palo Priesto Canyon] east of Mucho Spring. About 3.6 miles southeast of Route 466 [46 and 41] on Palo Priesto-Cholams Road. UTM Zone 10, 748513mE, 3952711mN. Coordinate datum: NAD27. Comment
  UC1285113  Lupinus microcarpus var. microcarpus R. F. Hoover 1952-5-24 8206 San Luis Obispo near w end Caliente Mt. (head of Morales Canyon); near w end Caliente Mt., head of Morales Canyon Comment
  UC15956  Lupinus microcarpus var. microcarpus W. H. Brewer 1861-4-30 493 San Luis Obispo Atascadero Comment
  OBI48487  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-19 1185 San Luis Obispo Roadside and fields along rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti cyn Rd Comment
  UC1183631  Lupinus microcarpus var. microcarpus Dave Dunn 1941-4-19 1204 San Luis Obispo Estrella grasslands Comment
  UC198310  Lupinus microcarpus var. microcarpus Katharine Brandegee 1916-1 San Luis Obispo Chappelton Comment
  UCSB46028  Lupinus microcarpus var. microcarpus Phillips, B. 1980-4-25 San Luis Obispo North side of Highway 46, 8 miles west of U.S. Highway 101 365 Comment
  RSA0060737  Lupinus nanus Daisie Huang 2006-4-13 06041338 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UC1401252  Lupinus nanus Dunn and C. Epling 2203 San Luis Obispo Santa Margarita Comment
  OBI64756  Lupinus nanus D. R. Miller 1981-5-7 581 -29 San Luis Obispo Pine Mt Region; along ridge Rd at ridge gate, E slope Pine Mt. Tobacco crk drainage 914 Comment
  RSA160848  Lupinus nanus subsp. nanus Percy C. Everett, N. F. Lolonis, George B. Everett 1962-5-4 24481 San Luis Obispo Rd. to Santa Margarita, 0.5 mi. e. from Hwy. 101. Comment
  OBI17948  Lupinus nanus var. maritimus Robert F. Hoover 1965-6-14 9428 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  SEINET10490257  Lupinus subvexus var. albilanatus Hoover 1966-4-20 HOOVER 9831 San Luis Obispo 5 mi e of creston on la panza road. N slope, in fertile decomposed shale soil At edge of field. Comment
  SBBG34936  Lupinus succulentus Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  OBI57840  Lupinus truncatus David J. Keil 1998-3-27 26448 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG19318  Lupinus truncatus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  OBI42950  Lupinus truncatus Jan Johnson, Melissa Boggs 1986-5-11 15 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  RSA303903  Lupinus variicolor James R. Shevock 1971-4-4 878 San Luis Obispo Coon Creek, Montana de Oro State Park. 53 Comment
  OBI21183  Luzula macrantha R. F. Hoover 1964-6-12 9073 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  SBBG119403  Luzula subsessilis E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 98 San Luis Obispo E of pipe from water tower on NW slope of Cerro Romualdo; Camp San Luis Obispo 120 Comment
  OBI17772  Lysimachia arvensis Dave Imper 1977-3-21 61 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI25127  Lysimachia arvensis John David 1979-4-25 1 San Luis Obispo Ag Bldg, Cal Poly San Luis Obispo 61 Comment
  OBI37685  Lysimachia arvensis Eric Wise 1983-8-30 1759 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  OBI39716  Lysimachia arvensis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15947 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk Rd along dirt rd up Cypress Mtn along Steiner Crk Comment
  OBI57967  Lysimachia maritima Austin P. Griffiths, K. G. & G. J. Jones 1986-4-23 s.n. San Luis Obispo In marsh midway along Santa Maria River Estuary North Side Comment
  OBI12412  Lythrum hyssopifolia Robert F. Hoover 1948-6-7 7542 San Luis Obispo 1.8 mi of Arroyo de la Cruz on State hwy 1 Comment
  OBI36953  Lythrum hyssopifolia Eric Wise 1981-6-26 667 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  RSA0011327  Lythrum hyssopifolia Clare B. Hardham 1960-6-17 6184 San Luis Obispo Cambria Comment
  SBBG93790  Madia exigua S. A. Junak 1990-5-1 4251 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  CAS-BOT-BC344303  Madia exigua Clare B. Hardham 1956-6-1 827 San Luis Obispo Santa Lucia Mountains. Adelaida Road Comment
  SD52992  Madia radiata Clare B. Hardham 1962-4-14 8977 San Luis Obispo Pinole Hills, head of Bitterwater Canyon. Comment
  UC1321289  Madia sativa R. F. Hoover 1966-9-12 9979 San Luis Obispo just n Hidden Valley Hot Springs; site of Bellvue-Santa Fe School Comment
  RSA133267  Malacothamnus davidsonii Clare B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock; Santa Lucia Mountains. Comment
  CAS-BOT-BC204148  Malacothamnus jonesii R. F. Hoover 1946-10-27 6534 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (Santa Barbara Co.) Comment
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Feb 7 2018
  POM85070  Malacothamnus jonesii Marcus E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles. Comment
  CAS-BOT-BC204147  Malacothamnus jonesii Clare B. Hardham 1956-5-9 633 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  CAS-BOT-BC204154  Malacothamnus jonesii Ernest C. Twisselmann 1956-5-7 2771 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, fork of Gillis Canyon 487 Comment
  OBI12350  Malacothamnus jonesii Carl B. Wolf 1941-7-11 10983 San Luis Obispo S. Coast Range, La Panza range, 1/2 mi W summit Pozo - La Panza grade (Calif hwy 178) Comment
  CAS-BOT-BC216165  Malacothamnus palmeri W. R. Dudley 1902-4-3 s.n. San Luis Obispo Santa Rosa creek, above Cambria Comment
  UC421639  Malacothamnus palmeri var. palmeri Alice Eastwood 1926-4-28 13606 San Luis Obispo Cambria Comment
  CAS-BOT-BC345352  Malacothrix californica Roxana S. Ferris 1929-4-15 7621 San Luis Obispo Between Guadalupe and Callender Comment
  CDA8290  Malacothrix californica A. C. Browne 1951-3-4 San Luis Obispo Oso Flaco. 0 Comment
  CAS-BOT-BC345339  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  JEPS18669  Malacothrix californica Ernest C. Twisselmann 1955-4-26 1896 San Luis Obispo 0.75 mi e Soda Lake; Temblor Range, Western San Joaquin Valley 624 Comment
  UC1314968  Malacothrix californica R. F. Hoover 1967-5-6 10525 San Luis Obispo Jake Lake Comment
  UC1069935  Malacothrix coulteri T. M. Hendrix 1937-5-25 221 San Luis Obispo 4 mi ese Highland School; Pozo Quad. Comment
  CAS-BOT-BC347334  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  SBBG110256  Malacothrix floccifera C. B. Hardham 1962-4-17 9012 San Luis Obispo E of Cuesta Grade Comment
  RSA0027842  Malacothrix glabrata Greg Wilvert 2005-4-1 82 San Luis Obispo Southeast half of the Caliente Range: North edge of range. 759 Comment
  CAS-BOT-BC347802  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo Shell Creek, hill west of Comment
  LA211623  Malacothrix incana Mark A. Elvin; Jason Storlie 2014-10-10 7665 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Beach of Pacific Ocean at southern edge of Refuge. 4 Comment
  OBI15647  Malacothrix incana Robert F. Hoover 1946-12-17 6577 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC322530  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road on Ames property which is ca. 1.8 miles W of intersection with Highway 101, Los Padres National Forest 518 Comment
  OBI79998  Malacothrix saxatilis David J. Keil, with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  SEINET11601688 Image available Malacothrix saxatilis var. altissima A. Carling s.n. San Luis Obispo Templeton Comment
  POM56217  Malacothrix saxatilis var. commutata Alfred Carling 1907-08 s.n. San Luis Obispo Templeton Comment
  SBBG104349  Malacothrix saxatilis var. commutata F. L. Johnson, E. A. Young 1993-5-23 ROB 502 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI64152  Malosma laurina David J. Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  UC2027115  Malva parviflora Greg Wilvert with Fred Hrusa 2005-4-1 76 San Luis Obispo Southeast Half of Caliente Range: Next to Lawson Spring Comment
  SEINET11261294  Malvella leprosa Robert L. Johnson 2015-7-30 4041 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  OBI17744  Marah fabacea Dave Imper 1977-2-24 47 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI52835  Marah fabacea Steven A. Junak 1990-4-26 4195 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  SBBG104254  Marrubium vulgare F. L. Johnson, E. A. Young 1993-5-23 ROB 487 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI13677  Marrubium vulgare S. Wainwright 1964-3-3 19 San Luis Obispo 139 Casa, San Luis Obispo Comment
  OBI45252  Marrubium vulgare Mike Stiles 1986-5-21 35 San Luis Obispo One mi S of Tefft Ave on South Oakglen, Nipomo Comment
  SBBG118200  Matricaria discoidea M. Wetherwax, E. Painter 2000-3-21 SLO 50 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  CAS-BOT-BC183573  Matricaria matricarioides James R. Shevock; Jack Zaninovich 1983-3-31 10239 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles south of California City then 1.2 miles east of Seven Mile Road 594 Comment
  CAS-BOT-BC422734  Meconella denticulata Clare B. Hardham 1962-4-16 8988 San Luis Obispo Santa Lucia Mountains. Pozo Hi Mt. Comment
  OBI75480  Meconella linearis Jenner Whitt 2003-4-3 8 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI31788  Medicago polymorpha Smeltzer, Turnquist 1982-4-6 6 San Luis Obispo SE side of Laguna lake Park Comment
  OBI36960  Medicago polymorpha Eric Wise 1982-4-29 1415 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  CHSC53321  Melica imperfecta L. P. Janeway 1988-4-16 2635 San Luis Obispo Slopes on E side of Shedd Cyn 3.0 mi S of Creston-Shandon Rd (hwy 41). 381 Comment
  OBI31733  Melica imperfecta Smeltzer, Turnquist 1982-5-7 132 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI51794  Melica imperfecta R. Mike Arens 1994-3-26 27 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI79633  Melica imperfecta David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31377 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 482 Comment
  OBI79794  Melica imperfecta David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31618 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  RSA0039787  Melica imperfecta LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6448 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  OBI21997  Melica imperfecta Eben McMillan 1953-5-8 148 San Luis Obispo Two mi NE of Cholame Comment
  CAS-BOT-BC264260  Melica torreyana R. F. Hoover 1966-6-6 8940 San Luis Obispo Ridge northwest of Cuesta Pass, just below TV tower Comment
  UC1257332  Melica torreyana R. F. Hoover 1969-6-23 11391 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI3859  Melica torreyana Patricia Wiese 1971-5-24 64 San Luis Obispo In fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI23313  Melilotus albus Andrew Rybak 1972-8-27 6 San Luis Obispo San Luis Obispo near Stenner Crk on Foothill Blvd Comment
  OBI36700  Melilotus indicus Eric Wise 1982-6-24 1522 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd] and new reservoir next to it Comment
  OBI51280  Melilotus indicus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .17 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park Comment
  OBI12790  Melilotus indicus B. A. Smith 1966-4-28 64 San Luis Obispo About 1/2 mi E of Cambria on Cambria-Paso Robles Rd Comment
  OBI78881  Mentha aquatica David J. Keil 2013-9-6 32031 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 9 Comment
  OBI13657  Mentha pulegium Robert F. Hoover 1965-9-7 9544 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  SBBG6416  Mentha spicata C. B. Hardham 1958-9-19 3862 San Luis Obispo Atascadero Crk, Atascadero Comment
  RSA586575  Mentha suaveolens F. L. Johnson, N. A. McCarty 1993-10-15 ROB- 742 San Luis Obispo Twin Bridges on Boyscout Rd., Camp Roberts Comment
  UC1953277  Mentha suaveolens D. R. Miller 2007-8-9 807 .859 San Luis Obispo Pine Mt Region. Throughout beds next to house at D. R. Miller property, Tobacco Creek drainage. Comment
  RSA0121631  Mentzelia gracilenta Gary D. Wallace 1966-4-2 284 San Luis Obispo Temblor Range, Crocker Springs Rd., Crocker Grade; 10 mi. west of Taft. 976 Comment
  OBI12454  Mentzelia pectinata Robert F. Hoover 1949-4-2 7577 San Luis Obispo Cottonwood Pass, near summit Comment
  UC1314974  Mentzelia pectinata R. F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn hills Comment
  OBI59616  Mentzelia pectinata Clifton F. Smith 1991-4-9 12182 San Luis Obispo On Crocker Grde above Carrizo Plain, Temblor Range Comment
  RSA115470  Mentzelia pectinata E. C. Twisselmann 1955-4-6 1803 San Luis Obispo Recruit Canyon, southeastern San Luis Obispo County, Temblor Range and Western San Joaquin Valley. 808 Comment
  SJSU3377  Mentzelia pectinata C. W. Sharsmith 1962-4-21 6853 San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
  CAS-BOT-BC167655  Mentzelia veatchiana R. F. Hoover 1952-5-25 8232 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC167656  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo Six miles east of Creston on La Panza road Comment
  OBI12474  Mentzelia veatchiana Robert F. Hoover 1952-5-25 8232 San Luis Obispo Caliente mt. Along summit ridge Comment
  OBI65826  Micranthes bryophora D. R. Miller 1994-3-30 394 -151 San Luis Obispo Pine Mt Region. In orchard on my property, E slope Pine Mt, Tobacco Crk drainage 732 Comment
  UCD147274  Micropus californicus Melanie Gogol-Prokurat; M. Gordon 2010-4-9 CARR 1029 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 642 Comment
  CAS-BOT-BC348564  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 Comment
  CAS-BOT-BC348808  Microseris campestris Alice Eastwood; John Thomas Howell 1935-3-25 2036 A San Luis Obispo West side of Cottonwood Pass Comment
  UC1979362  Microseris campestris David Keil with Curtis Clark 1999-4-17 26776 San Luis Obispo Carrizo Plain N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Road. Comment
  UC1070038  Microseris douglasii C. M. Belshaw 1936-3-28 1742 San Luis Obispo 3.3 mi nw Cayucos; Cayucos Quad. 76 Comment
  OBI15617  Microseris douglasii Robert F. Hoover 1967-4-20 10489 San Luis Obispo 2 mi NW of Creston Comment
  OBI80685  Microseris douglasii D. R. Miller, E. A. Appel 2015-4-11 415 .1119 San Luis Obispo At the Cole Ranch ridge gate, Marmolejo creek drainage 915 Comment
  CAS-BOT-BC349003  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1965-4-12 10501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Head of Palo Prieta Canyon 670 Comment
  OBI62992  Microseris douglasii subsp. tenella D. R. Miller 1995-5-9 594 -574 San Luis Obispo At rd edge in the Corral Meadow; Pico crk drainage 884 Comment
  UCR101018  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 1998-4-8 3222 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI31439  Microsteris gracilis Joy Nishida, Julie Oxford 1982-4-16 309 San Luis Obispo 1.2 miles south of American Canyon CAmpground on a rock outcrop of decaying shale. Drainage immediately to side of outcrop. 506 Comment
  HSC91478  Mimulus aurantiacus Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro Comment
  OBI31164  Mimulus aurantiacus var. aurantiacus Julie M. Vanderwier 1978-5-11 15 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9496  Mimulus aurantiacus var. aurantiacus Russell Gorman 1956-5-17 57 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UC455549  Mimulus aurantiacus var. aurantiacus J. E. Roadhouse 1906-5-19 691 San Luis Obispo Poly Canyon San Luis Obispo Comment
  UCD122272  Mimulus aurantiacus var. aurantiacus Roman Gankin; W. R. Hildreth 1966-6-8 807 San Luis Obispo San Luis Obispo County: ca. 1/2 mile southeast of summit, See Canyon Road, San Luis Range. Comment
  UC56096  Mimulus fremontii var. fremontii J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI32243  Mimulus guttatus David J. Keil, Eric Wise 1981-5-25 14781 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG104914  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-20 ROB 284 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  JEPS23836  Mimulus latidens Clare B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi w Templeton (York Mountain road) Comment
  UCR266000  Minuartia californica David J. Keil, Kathleen Keil 2005-2-20 30333 San Luis Obispo Red Hill Road just south of junction with CA [58] 610 Comment
  CAS-BOT-BC174687  Minuartia cismontana Clare B. Hardham 1958-4-20 3055 San Luis Obispo North Traffic Way, Atascadero Comment
  UC573275  Minuartia cismontana T. M. Hendrix 1937-4-26 98 San Luis Obispo 3.2 mi nne Highland School; Pozo Quadrangle 457 Comment
  CAS-BOT-BC174688  Minuartia cismontana R. F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district n. of Pozo Comment
  RSA123267  Minuartia cismontana T. M. Hendrix 1937-4-26 98 San Luis Obispo 3.2 miles NNE of Highland School. 457 Comment
  CAS-BOT-BC388817  Minuartia douglasii R. F. Hoover 1967-5-6 10542 San Luis Obispo Sand-flats at Jack Lake Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  CAS-BOT-BC388818  Minuartia douglasii R. F. Hoover 1964-5-11 8786 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  OBI33441  Mollugo verticillata David J. Keil 1983-10-21 17989 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property Comment
  UC1124529  Monardella breweri T. M. Hendrix 1937-6-6 274 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  UC771728  Monardella breweri R. F. Hoover 1946-6-29 6204 San Luis Obispo Atascadero Comment
  OBI78292  Monardella palmeri Robert F. Hoover 1969-7-17 11481 San Luis Obispo Ridge NW of Cuesta Pass Comment
  JEPS98036  Monardella palmeri Clare B. Hardham 1964-7-5 San Luis Obispo Burnett Peak Comment
  OBI53213  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Los Padres National Forest. Santa Lucia Mts: N slope of W Cuesta Ridge in Cuesta Ridge Botanical area ca. 0.4 mi NW of Peak 2478, at SW end of mine excavation alongabandoned mine road which intersects W Cuesta Ridge Rd ca. 4.0 mi W of hwy 101 Comment
  OBI13620  Monardella sinuata subsp. sinuata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Cyn Comment
  RSA630358  Monardella undulata R. E. Riefner Jr. 1999-8-11 99 -357 San Luis Obispo Montana de Oro State Park. Comment
  UC52270  Monardella undulata Mrs. R. W. Summers 1882-2-3 656 San Luis Obispo Sea Shore Hills Comment
  CAS-BOT-BC220286  Monardella undulata subsp. crispa R. F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  UC1284948  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge Santa Maria Valley on Guadalupe-Arroyo Grande road Comment
  UCR219840  Monardella undulata subsp. crispa Mark A. Elvin 2008-7-1 6006 San Luis Obispo Central Coast, Guadalupe Dunes dune complex [SE of Oso Flaco Lake] 34 Comment
  CAS-BOT-BC220307  Monardella undulata subsp. undulata R. F. Hoover 1947-7-10 7290 San Luis Obispo North edge of Santa Maria Valley on Guadalupe - Arroyo Grande road 1000 Comment
  JEPS100243  Monardella undulata subsp. undulata Dean W. Taylor with Alison Colwell 2002-9-26 18445 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 9 Comment
  RSA522547  Monardella undulata var. frutescens R. Riggins 1979-5-13 1183 San Luis Obispo Along trail near south edge of Nipomo Mesa 2 miles east of Nipomo. Comment
  CAS-BOT-BC214154  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  OBI13601  Monardella villosa subsp. obispoensis W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trl, Santa Lucia Range, San Luis Obispo Comment
  SBBG111555  Monardella villosa var. obispoensis C. B. Hardham 1963-7-3 10911 San Luis Obispo Waterdog Crk 609 Comment
  SBBG85388  Monardella villosa var. obispoensis C. B. Hardham 1962-6-22 10348 San Luis Obispo W of Cantinas Crk along the Nacimiento Comment
  OBI62186  Monolepis nuttalliana G. F. Hrusa, L. Saslaw 2001-4-12 15770 San Luis Obispo Carrizo Plain Natl Monument.On Panorama Rd +/- 1/2 mi E of entrance to Washburn Admin Site (Washburn ranch). USGS quad: Painted rock 7.5 625 Comment
  UCR25475  Monolopia lanceolata R. E. Steele 1977-1-30 5 San Luis Obispo Cuyama Valley along W side of Soda Lake Rd 16 mi north of Rt. 166. 732 Comment
  CAS-BOT-BC349547  Monolopia lanceolata Clare B. Hardham 1957-4-2 1604 San Luis Obispo Santa Lucia Mountains. Chalk Rock, Peachy Canyon Comment
  CAS-BOT-BC349548  Monolopia lanceolata Peter H. Raven 1962-3-24 16960 San Luis Obispo 6.8 miles east of Templeton on road to Shandon 304 Comment
  CDA8400  Monolopia lanceolata T. C. Fuller 1962-3-1 7737 San Luis Obispo Highway 466, 2 miles west of road to Shandon. 0 Comment
  OBI18712  Monolopia lanceolata Robert F. Hoover 1949-4-2 7582 San Luis Obispo 7 mi NE of Creston, on rd to Shandon Comment
  OBI26329  Monolopia lanceolata Lyda W. Edge 1973-4-11 294 San Luis Obispo Near Shell Crk, state hwy 58 Comment
  OBI45940  Monolopia lanceolata Clifton F. Smith 1973-4-17 10481 San Luis Obispo On open banks of rd in lower Cottonwood Cyn, Cuyama Valley Comment
  SBBG8632  Monolopia lanceolata C. B. Hardham 1957-4-26 1745 San Luis Obispo Chalk Rock and Adobe, ca. 3.5 mi W of US Hwy 101, south rd to Adelaida Comment
  UCSB17243  Monolopia lanceolata Dennis E. Breedlove 1962-3-18 1938 San Luis Obispo collected 17.5 mi W, along State Highway 166, near the Cuyama River New Cuyama - , , and State Highway 166 609 Comment
  UC2027110  Monolopia stricta Greg Wilvert 2005-4-5 151 San Luis Obispo Southeast Half of Caliente Range: 100 m N of Wells Spring Comment
  HSC35443  Mucronea californica A. M. Montalvo, J. D. Ackerman 1975-6-25 516 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  JEPS57613  Mucronea californica J. G. Lemmon 1888-1 San Luis Obispo Estrella Plains Comment
  OBI28662  Mucronea californica David J. Keil, Eric Wise 1982-7-2 16298 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  OBI59251  Mucronea californica G. F. Hrusa, D. Ragan 1998-7-21 14758 San Luis Obispo Nipomo Dunes. Dunes immed. W of intersection of Callendar Rd and Hwy 1 50 Comment
  CAS-BOT-BC109031  Mucronea californica R. F. Hoover 1969-7-18 11491 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  SEINET11929233  Mucronea californica E. A. Purer 1933-1 5088 San Luis Obispo five mi northwest of Guadalupe Comment
  CAS-BOT-BC415985  Mucronea perfoliata James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6467 San Luis Obispo Along Shell Creek Road, 1.2 miles N of California HIghway 58, about 11 airline miles SE of Creston 426 Comment
  CAS-BOT-BC415986  Mucronea perfoliata James L. Reveal; C. Rose Broome 1987-6-17 6477 San Luis Obispo at the junction of the roads E of Navajo Campground, north of La Panza and south of California HIghway 58, along Navajo Creek; about 5 airline miles NNE of Pozo 591 Comment
  OBI10916  Mucronea perfoliata Robert F. Hoover 1953-5-17 8318 San Luis Obispo Head of "Skunk Well" cyn . Temblor Range Comment
  RSA129320  Muhlenbergia asperifolia W. A. Peterson 1936-7-9 342 San Luis Obispo Cuyama Ranch. 671 Comment
  UCR29109  Muilla maritima Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-4-4 727 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  RSA139929  Muilla maritima Clare B. Hardham 1960-4-8 5363 San Luis Obispo 39 miles east of Paso Robles on road to Simmler 518 Comment
  OBI3706  Myoporum laetum Mary Kidd 1971-8-1 164 San Luis Obispo Growing on Three acre lawn, W side of campus, Calif Polytechnic College Comment
  CAS-BOT-BC83367  Myosurus minimus R. F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  POM257514  Myrica californica Carl B. Wolf 1929-4-16 3649 San Luis Obispo Narrow canyon of Morro Creek, six miles east of Morro Bay. 244 Comment
  OBI43484  Najas guadalupensis Eric Wise 1981-7-10 905 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  SBBG85715  Nassella lepida D. H. Wilken 2006-5-25 16289 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  SBBG97088  Nassella lepida D. A. Young, S. Junak, T. Ayers 1989-4-27 1964 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  CAS-BOT-BC260004  Nassella lepida John Thomas Howell 1964-6-29 40739 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  UC463196  Nassella pulchra Roxana S. Ferris 1929-4-16 7673 San Luis Obispo 8 mi n Cayucos Comment
  RSA796311  Nassella pulchra W. R. Ferren 1984-4-18 2727 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  SEINET5624646 Image available Nasturtium officinale Betsy Northman 1962-1 s.n. San Luis Obispo 20 mi W from Hwy 101 on Adeaide County Road; left off mine road to Sycamore Springs [Err. T26N] Comment
  UCR216939  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6375 San Luis Obispo Central Coast, lower reaches of Oso Flaco Creek, just behind beach 5 Comment
  OBI37246  Nasturtium officinale Eric Wise 1981-6-27 760 San Luis Obispo Cuyama River, 4.7 mi W of New Cuyama Comment
  HSC91661  Navarretia atractyloides Susan H. Bicknell 1989-8-16 San Luis Obispo Montano de Oro, MDO 27 Comment
  SBBG120101  Navarretia atractyloides E. Painter, M. Wetherwax 2002-5-23 CR 320 San Luis Obispo N of Nacimiento River, below Tower Rd, at end of Bivouac Rd; Camp Roberts 203 Comment
  SBBG127207  Navarretia atractyloides D. Keil, V. L. Holland 2010-6-15 30895 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  OBI11341  Navarretia atractyloides Robert F. Hoover 1966-7-13 9905 San Luis Obispo 3 mi N of Pozo Comment
  OBI31552  Navarretia atractyloides Joy Nishida 1982-6-5 429 San Luis Obispo .9 miles south of American Canyon Campground. Dead snag of Quercus lobata near road. Dry annual grasses common. 512 Comment
  OBI83463  Navarretia atractyloides David J. Keil 1998-4-13 26959 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  UCR122587  Navarretia hamata subsp. leptantha George K. Helmkamp 1995-11-23 108 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  OBI69333  Navarretia hamata subsp. leptantha John Knapp, Denise Knapp 2003-5-10 61 San Luis Obispo Catalina Island, burned southeast-facing slope 5 degrees 396 Comment
Read comments
Aug 24 2020
  OBI3925  Navarretia mellita Patricia Wiese 1971-6-7 106 San Luis Obispo Serpentine soil Fuelbreak under Sargent Cypress trees at the north end of the grove. Cuesta Ridge Botanical Area. 4 miles northwest of Cuesta Pass 762 Comment
  CAS-BOT-BC230441  Navarretia mitracarpa Clare B. Hardham 1957-6-14 2271 San Luis Obispo Cottonwood Pass Comment
  OBI11311  Navarretia mitracarpa Robert F. Hoover 1950-6-21 8006 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range Comment
  SBBG107614  Navarretia mitracarpa C. B. Hardham 1959-5-6 4580 San Luis Obispo between Nacimiento Lake Dam and Bradley-Pleyto Rd Comment
  UCD147265  Navarretia mitracarpa Melanie Gogol-Prokurat 2008-5-7 CARR 164 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 621 Comment
  UCSB17677  Navarretia mitracarpa Hardham, Clare 1961-5-17 San Luis Obispo Santa Lucia Mountains; 4 miles west of Ocean View Mine north of Cambria Comment
  SBBG117966  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 100 San Luis Obispo near N end of MacMillan airstrip, near Generals Rd; Camp Roberts 150 Comment
  SBBG120110  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  OBI72972  Navarretia squarrosa D. R. Miller 2010-7-4 710 .935 San Luis Obispo 1 mi (+/-) from hwy 1 on rd into San Carpoforo Crk 98 Comment
  OBI21000  Nemacladus californicus Robert F. Hoover 1952-5-24 8200 San Luis Obispo Caliente mtn Comment
  SEINET10461003  Nemacladus secundiflorus Hurd 1962-6-9 HURD 62 -20 San Luis Obispo 5.1 miles northeast of Santa Margarita Comment
  UC310223  Nemophila menziesii Philip A. Munz 1926-4-8 10123 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC219387  Nemophila parviflora Clare B. Hardham 1956-3-27 311 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek Comment
  OBI39033  Nemophila pedunculata David J. Keil 1986-3-22 19098 San Luis Obispo 2.7 mi SE of jctn with Shell Crk Rd along hwy 58. T29S, R16E, sect 6 488 Comment
  OBI79735  Nemophila pulchella David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31289 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  OBI30347  Nicotiana quadrivalvis David J. Keil 1980-9-21 14248 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI66224  Nicotiana quadrivalvis David J. Keil 1998-10-9 28151 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  SBBG2986  Oemleria cerasiformis C. B. Hardham 1959-3-14 4070 San Luis Obispo York Mtn Comment
  UC1128083  Oemleria cerasiformis B. Bolt 1936-4-21 678 San Luis Obispo 3.75 mi ne mouth of Smith Creek; Santa Barbara National Forest, Cayucos Quad. 274 Comment
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Jul 6 2008
  OBI58276  Oemleria cerasiformis Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz. Vermillion Hill Comment
  CAS-BOT-BC502940  Orobanche uniflora subsp. occidentalis R. F. Hoover 1951-4-15 8037 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  POM90476  Orthocarpus densiflorus Philip A. Munz, D. D. Keck 1926-4-9 10198 San Luis Obispo Ascension School about 15 miles from Morro on Willow Creek Road. 213 Comment
  POM215598  Orthocarpus erianthus var. roseus D. D. Keck 1933-5-4 2182 San Luis Obispo 5 miles north of Cambria. Comment
  OBI8823  Osmorhiza brachypoda Robert F. Hoover 1964-5-12 8805 San Luis Obispo Upper Lopez cyn Comment
  OBI35255  Oxalis corniculata H. E. Jones 1981-5-18 5 San Luis Obispo Point Piedras Blancas Comment
  UCR141945  Oxalis pes-caprae George K. Helmkamp 2003-12-18 8230 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  OBI53962  Oxalis pes-caprae Larry Kelly 1989-1-29 333 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  OBI80391  Oxalis pilosa Daniella Anthony 2015-2-1 3 San Luis Obispo Morro Bay Quarry Trail, 2 feet after trail divides into two 46 Comment
  OBI15527  Packera breweri Eben McMillan 1952-5-2 96 San Luis Obispo Choice Valley 1 mi S, 8 mi E Shandon Comment
  UCSB52733  Paeonia californica Callaway, R.; Ryan, P. 1987-2-19 San Luis Obispo On north side of Parkhill Road approx. 2.5 miles east of Hwy. 58, north of Santa Margarita 457 Comment
  OBI58591  Papaver californicum David J. Keil 1998-4-27 26930 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI55253  Papaver californicum Greg Frugoli 1997-4-7 21 San Luis Obispo Black mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 853 Comment
  UCD15624  Papaver heterophyllum R. B. Kelley 1985-4-14 163 San Luis Obispo 0.3 miles W of Kern/San Luis Obispo County line, on SR 58. 944 Comment
  OBI66901  Papaver heterophyllum David J. Keil, with Kathleen A. Keil 2001-4-20 29340 San Luis Obispo Shell Creek Road north of Highway 58 where road cuts against base of hill. Vicinity of 35.4790 deg. N x 120.3282 deg. W 408 Comment
  UCD105224  Papaver hybridum Robert E. Preston 2010-3-31 2733 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 3.7 mi NE of Simmler. 768 Comment
  CAS-BOT-BC272336  Pappostipa speciosa Ernest C. Twisselmann 1959-4-24 5083 San Luis Obispo Kelly's Canyon, Red Hills, Temblor Range and the Western San Joaquin Valley 502 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
  OBI20864  Pectocarya anisocarpa Robert F. Hoover 1966-3-30 9776 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  UC2013287  Pectocarya penicillata David Keil 1998-4-7 26579 San Luis Obispo S of Creston on Highway 229, 1.4 mi S of Rocky Canyon Road. Comment
  UC564108  Pectocarya setosa Roxana S. Ferris 1935-3-29 9097 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Rd) Comment
  OBI74349  Pedicularis densiflora Theo Fitanides, Anthony Baniaga 2010-5-7 180 San Luis Obispo Tierra Redonda Mtn BLM ACEC 611 Comment
  OBI75506  Pedicularis densiflora Jenner Whitt 2003-4-14 52 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  JEPS99171  Pedicularis densiflora Clare B. Hardham 1957-4-14 1665 San Luis Obispo W of Templeton (Santa Rita Canyon); Santa Lucia Mountains Comment
  OBI3861  Pedicularis densiflora Patricia Wiese 1971-5-23 55 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 3 mi from Cuesta Pass 762 Comment
  OBI80783  Pedicularis rigginsiae Rhonda Riggins 1981-4-11 1208 San Luis Obispo Mesa S Arroyo de la Cruz, 1 mi E of Hwy 1, 11.6 N San Simeon Comment
  CAS-BOT-BC207008  Pelargonium X hortorum Ernest C. Twisselmann 1967-4-27 12925 San Luis Obispo Abandoned service station 1.9 miles north of Piedras Blancas Point 6 Comment
  OBI79312  Pellaea andromedifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31690 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC71458  Pellaea mucronata L. R. Abrams 1920-5-12 7430 San Luis Obispo Pine Ridge Summit, Santa Lucia Mts. Comment
  UC1063633  Pellaea mucronata var. mucronata F. H. Raymond 1930-12-1 130 San Luis Obispo head of Huasna Creek; Santa Barbara Forest, Nipomo Quadrangle 426 Comment
  CHSC53650  Penstemon centranthifolius L. P. Janeway; Jean Whitzman 1988-4-30 2652 San Luis Obispo Near eastern 'headwaters' of Huerhuero Cr. 419 Comment
  OBI9306  Penstemon centranthifolius Robert J. Rodin 1953-5-17 5822 San Luis Obispo S of Gorman 3 mi near Hwy 101 Comment
  UC1063393  Penstemon heterophyllus T. M. Hendrix 1937-5-24 216 A San Luis Obispo 2 mi ese Highland School; Pozo Quad. Comment
  NY601700  Penstemon heterophyllus var. heterophyllus P. S. Lathrop 1983-6-14 s.n. San Luis Obispo Oak woodland where California Highway 58 crosses Temblor Range 914.4 Comment
  SBBG62093  Pentachaeta alsinoides D. Keil with K. Keil 1993-4-10 San Luis Obispo Shell Crk rd just N of Hwy 58, W side of rd Comment
  OBI56700  Pentachaeta alsinoides David J. Keil 1998-4-30 26993 San Luis Obispo 1.5 miles from Hwy 58 on Red Hill Rd. Los Padres National Forest. Comment
  JEPS97087  Pentachaeta exilis Clare B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  SBBG93721  Pentagramma triangularis subsp. triangularis S. A. Junak 1990-4-26 4192 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SBBG93983  Pentagramma triangularis subsp. triangularis S. A. Junak 1990-5-15 4335 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of Pick and Shovel Mine 527 Comment
  CAS-BOT-BC70227  Pentagramma triangularis subsp. triangularis Ernest C. Twisselmann 1956-11-7 3229 San Luis Obispo Santa Lucia Range: Cypress Mountain 594 Comment
  OBI67138  Peritoma arborea M. Wetherwax & E. L. Painter, E. L. Painter 2002-7-2 CR 324 San Luis Obispo CAmp Roberts, Nacimiento River floodplain, next to river bank, near Low Water Bridge 180 Comment
  OBI79688  Persicaria lapathifolia David J. Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  SBBG127320  Persicaria maculosa D. Keil with L. D. Oyler 1990-9-28 21441 San Luis Obispo W of Guadalupe, from W end of W Main St eastward along channel of Santa Maria River 4 Comment
  OBI37279  Petunia parviflora Eric Wise 1981-9-17 1122 San Luis Obispo Salinas River at hwy 58 bridge Comment
  RSA778547  Peucephyllum schottii David J. Keil 1992-4-27 s.n. San Luis Obispo Along Zzyzx Road S of Interstate Route 15, ca. 11 miles SW of Baker 300 Comment
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Dec 30 2017
  CHSC110753  Phacelia brachyloba Dean Wm. Taylor 2003-5-5 18508 San Luis Obispo South Coast Ranges. La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction with Highway 229, hillslopes north of the road. 381 Comment
  OBI4029  Phacelia ciliata var. ciliata L. E. Allen 1967-4-13 s.n. San Luis Obispo N of Paso Robles at jctn of Rte 41 and 466 Comment
  UC1541097  Phacelia ciliata var. ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo about 3 mi off Highway 33 (formerly Highway 399) (along Soda Lake Rd to Carrizo Plain) Comment
  SEINET6744705 Image available Phacelia circinata var. calycosa Marcus E. Jones 1882-1 San Luis Obispo San Luis Obispo, California Comment
  UC1069238  Phacelia distans W. A. Peterson 1937-3-20 633 San Luis Obispo Syncline Hill La Panza Quadrangle Comment
  UC1069250  Phacelia distans H. C. Lee 1936-2-27 429 San Luis Obispo 1/2 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UC1069255  Phacelia distans E. Armstrong 1934-4-1 1135 San Luis Obispo 10 mi ne Santa Margarita; Pozo Quadrangle Comment
  UC1069258  Phacelia distans G. T. Nordstrom 1937-4-24 1134 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  UC107373  Phacelia distans T. S. Brandegee July 1888 San Luis Obispo San Simeon Comment
  UC410481  Phacelia distans Alice Eastwood 1927-4-11 14420 San Luis Obispo Paso Robles Comment
  OBI23343  Phacelia distans J. T. Arnold 1965-4-17 62 San Luis Obispo 3/4 mi E of Indian Knob Comment
  RSA17818  Phacelia distans Carl B. Wolf 1929-4-15 3551 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  CAS-BOT-BC278784  Phacelia douglasii R. C. Wenk 2007-4-8 605 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI29229  Phacelia douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14522 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG49060  Phacelia douglasii J. Copeland 1974-2-17 1050 San Luis Obispo Grand View Mesa, Nipomo Comment
  SJSU3357  Phacelia douglasii C. W. Sharsmith 1962-4-21 6847 San Luis Obispo lower reaches, Recruit Canyon near Crocker Peak, Temblor Range Comment
  RSA112785  Phacelia douglasii H. D. Ripley, R. C. Barneby 1941-4-27 3284 San Luis Obispo Painted Rocks, Carrizo Plain. 915 Comment
  OBI13790  Phacelia egena Eben McMillan 1952-5-14 120 San Luis Obispo cholame rock 3 mi N of Cholame Comment
  OBI13777  Phacelia fremontii Robert F. Hoover 1949-4-2 7571 San Luis Obispo Cottonwood Pass near summit Comment
  SBBG14908  Phacelia grisea C. B. Hardham 1960-6-3 5996 San Luis Obispo Cuesta near Radio Stn KVEC TV Comment
  SBBG18781  Phacelia grisea C. B. Hardham 1961-4-26 6910 San Luis Obispo Franklin Crk, Adelaida Comment
  OBI82439  Phacelia imbricata David J. Keil, with George Butterworth 2016-2-25 33465 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek 35 Comment
  SBBG107394  Phacelia imbricata C. B. Hardham 1957-4-27 1758 San Luis Obispo Caliente Mtn, edge of Carissa Plains Comment
  UCD120596  Phacelia imbricata G. F. Hrusa 1995-5-28 12231 San Luis Obispo San Luis Obispo County: SE base of Peak 3, Black Butte Research Natural Area. 490 Comment
  OBI13757  Phacelia imbricata var. imbricata Lyn Bettencourt 1970-5-10 67 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI28432  Phacelia ramosissima Karin Long 1982-4-3 s.n. San Luis Obispo Morro Bay sand spit at the S end of Shark Inlet Comment
  SBBG83110  Phacelia ramosissima C. F. Smith 1958-8-2 5832 San Luis Obispo Dune Lakes, northern Nipomo Mesa Comment
  JEPS1350  Phacelia ramosissima var. montereyensis William S. Cooper 1925-8-21 168 San Luis Obispo Oso Flaco Lake Comment
  RSA428673  Phacelia ramosissima var. montereyensis Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  SD244734  Phacelia tanacetifolia David Keil 1998-4-20 26828 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San Marcos Road, 7 road miles W of junction with US 101, W of Paso Robles. Comment
  UCSB45181  Phacelia viscida var. viscida Burgess, Rick 1978-3-29 San Luis Obispo Hwy. 166 just east of confluence of Huasna Creek with Twitchell Reservoir 304 Comment
  OBI76997  Phalaris aquatica Danielle DeRome 1994-6-4 649491 San Luis Obispo Along Poly Cyn Rd and the Transportation Yard Comment
  OBI79769  Phalaris canariensis David J. Keil 2012-7-18 31460 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  POM356931  Phalaris minor Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Oceano Comment
  OBI29817  Phalaris minor Ruth Davis 1964-5-17 80 San Luis Obispo Corner of Mill St and Calif St, San Luis Obispo Comment
  HSC35445  Pholisma arenarium J. D. Ackerman, A. M. Montalvo 1975-6-25 517 San Luis Obispo Baywood Park, S end of Morro Bay, E end of Santa Ysabel Ave. near 16th St. Comment
  UCR61760  Pholistoma auritum George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  UCSB51843  Pholistoma auritum Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento, near Bee Rock Campground, access by Interlake and Bee Rock Roads, Santa Lucia Mts. 365 Comment
  OBI28546  Pholistoma auritum var. auritum John Jackman & Julie Truesdale, Julie Truesdale 1980-1 142 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  PASA2100  Pholistoma membranaceum Margaret Stason 1930-4-14 San Luis Obispo Temblor Mtns. Comment
  OBI45910  Pholistoma membranaceum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19259 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  OBI27194  Phoradendron serotinum subsp. tomentosum Thomas Burrows 1981-4-30 145 San Luis Obispo Reservoir Cyn 152 Comment
  UC2027072  Phoradendron villosum Greg Wilvert 2005-5-15 424 San Luis Obispo Southeast Half of the Caliente Range: 2 km WSW of Semper Spring Comment
  RSA573671  Phoradendron villosum subsp. villosum Vanessa Ashworth, Nigel Boyle 1994-10-16 68 San Luis Obispo Just S of Paso Robles, ca 1.5 mi W of Hwy 101 along Hwy 46, ca 0.5 mile S from intersection of Bethel Road with Hwy 46. Comment
  OBI59112  Phragmites australis David J. Keil 1998-9-4 28100 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  UC1153370  Phyllospadix scouleri R. F. Hoover 1964-7-12 9201 San Luis Obispo Leffingwell Landing near Cambria. Comment
  OBI22632  Phyllostachys aurea John Helfrich 1964-2-24 6 San Luis Obispo Along the side of the Science Bldg, Cal Poly Comment
  JEPS60961  Physalis philadelphica Ernest C. Twisselmann 1969-11-15 16336 San Luis Obispo 5 mi s Paso Robles; Salinas River 182 Comment
  OBI68244  Pickeringia montana David J. Keil 2004-5-14 30303 San Luis Obispo Santa Lucia Mountains. East of Cuesta Grade near Mt. Lowe repeater station Afewabove0 Comment
  OBI70202  Pinus attenuata David J. Keil 2009-3-31 30573 San Luis Obispo San Luis Range. San Luis Obispo's Irish Hills Open Space. Comment
  OBI4317  Pinus muricata Williams Lester 1969-5-12 208 San Luis Obispo In the Los Osos area Comment
  CAS-BOT-BC80004  Pinus radiata Edgar B. Davison 1924-7-2 s.n. San Luis Obispo Cambria Comment
  OBI22732  Pinus radiata Ray Mckelvey unk 18 San Luis Obispo Hwy 1 near Cambria Comment
  OBI31928  Pinus radiata David J. Keil, Eric Wise 1981-5-25 14827 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG104343  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 640 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG104344  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 641 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  OBI33106  Piperia elegans David J. Keil 1983-7-16 17399 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1010279  Piptatherum miliaceum John and Lucille Roos 1953-11-29 6043 San Luis Obispo California Polytechnic College campus San Luis Obispo (by chicken pens) 91 Comment
  CAS-BOT-BC228024  Plagiobothrys Roxana S. Ferris 1935-3-29 9099 San Luis Obispo 7 miles E of Pozo on the McKittrick road Comment
  OBI64415  Plagiobothrys arizonicus David J. Keil 2001-3-28 29208 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  RSA140232  Plagiobothrys canescens Clare B. Hardham 1960-4-4 5339 San Luis Obispo Santa Lucia Mountains, Cantinas Creek. 244 Comment
  SBBG118297  Plagiobothrys trachycarpus K. Foster 1999-4-27 San Luis Obispo Training Area Y2, vernal pool plot Y2-33; Camp Roberts Comment
  SBBG107820  Plantago C. B. Hardham 1957-7-22 2476 San Luis Obispo Graves Crk, Del Rio Rd Comment
  OBI64564  Plantago elongata David J. Keil 2001-3-28 29218 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  SD249248  Plantago elongata David Keil, Lynne Dee Oyler 1990-3-16 24335 San Luis Obispo Arroyo Grande West side of Oak Park Road. Comment
  CDA16875  Plantago erecta G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI2102  Plantago erecta Mrs. R. W. Summers 1882-1 3208 San Luis Obispo S.L. Mt base of slope Comment
  OBI29307  Plantago erecta Lou Morton 1981-5-17 s.n. San Luis Obispo In the Laguna Lake Park Comment
  OBI35273  Plantago lanceolata H. E. Jones 1981-5-18 7 San Luis Obispo Point Piedras Blancas. Along main rd E of Hearst gate only Comment
  SBBG95560  Plantago lanceolata J. Eliot 1986-5-13 18 San Luis Obispo NE side of rd, W Cuesta Ridge, 1 mi W on TV Tower Rd Comment
  OBI36847  Plantago major Eric Wise 1981-7-10 928 San Luis Obispo Atascadero Lake Comment
  OBI65709  Plantago major D. R. Miller 1994-6-16 694 -462 San Luis Obispo Pine Mt Region. From the driveway area at D.R. Miller Property; E slope of Pine Mt; Tobacco Crk drainage 700 Comment
  CHSC13467  Platanus X acerifolia Patricia Haberkern 1974-4-9 3 San Luis Obispo Common along creek in Cerro Alto Campground, Los Padres National Forest, 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  OBI3765  Platanus racemosa Elizabeth Rudd 1971-10-1 323 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI79137  Platanus racemosa David J. Keil 2013-8-22 31964 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  SBBG108193  Platanus racemosa C. B. Hardham 1960-6-20 4838 San Luis Obispo Santa Rosa Crk, Cambria Comment
  RSA122014  Platanus racemosa H. C. Lee 1936-3-19 591 San Luis Obispo 1.5 miles N of Miles. 122 Comment
  SEINET7063624  Platystemon californicus A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  UC1126479  Platystemon californicus P. L. Johannsen 1936-3-22 732 San Luis Obispo 1.75 mi sw San Luis Obispo; San Luis Obispo Quad. 106 Comment
  SBBG2349  Platystemon californicus C. B. Hardham 1958-3-19 2903 San Luis Obispo North Rd to Adelaida between Oak Flat Rd and US Hwy 101 Comment
  UC455316  Platystemon californicus I. J. Condit 1908-2-29 San Luis Obispo e San Luis Obispo (California Polytechnic School); e of S.L.O., California Polytechnic School Comment
  RSA130667  Platystemon californicus var. californicus R. W. Summers 1888-4-29 135 San Luis Obispo Templeton Comment
  SD231146  Plectritis ciliosa James R. Shevock, Jack Zaninovich 1983-3-30 10229 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Tremblor Ranges. Along Elkhorn Road, east side atPanorama Hills, 22.5 miles northwest from Californa highway 33/166. 800 Comment
  OBI58827  Plectritis ciliosa David J. Keil 1998-4-20 26835 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  SBBG81667  Plectritis ciliosa subsp. insignis R. N. Philbrick 1986-4-24 San Luis Obispo ca. 1 mi SW of Friis Camp, SE of Black Mtn Comment
  CAS-BOT-BC326619  Pluchea sericea R. F. Hoover 1946-10-27 6541 San Luis Obispo Cuyama River opposite Pioneer Grove Comment
  UC88354  Pluchea sericea unknown 1880-1 San Luis Obispo near junction Sisquas (right bank of Cuyama River); Cuyama River Comment
  OBI22136  Poa howellii Robert F. Hoover 1948-5-22 7533 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  RSA759025  Poa howellii David J. Keil, Kathleen Keil 1998-5-26 27437 San Luis Obispo Los Padres national Forest, La Panza Mountains. Red Hill Road, 3.3 miles from Highway 58. 640 Comment
  UCD91116  Poa howellii G. F. Hrusa 1995-5-28 12199 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge 4 600 Comment
  OBI53182  Poa secunda David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21517 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI60632  Poa secunda David J. Keil 1986-4-13 19154 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI81215  Poa secunda David J. Keil 2015-2-21 32672 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI30740  Poa secunda Rhonda Riggins 1982-3-13 1325 San Luis Obispo Pennignton Crk Bio Reserve Comment
Read comments
May 2 2013
  UC1132816  Poa secunda subsp. secunda T. M. Hendrix 1937-4-17 28 San Luis Obispo 3.3 mi se Pozo; Santa Barbara Nat'l Forest, Pozo Quadrangle Comment
  CDA32645  Poa secunda subsp. secunda C. C. Wilson 1935-4-22 San Luis Obispo Moro Bay, Walters Ranch. 0 Comment
  RSA216732  Polygonum argyrocoleon Robert F. Hoover 1965-9-15 9560 San Luis Obispo Upper Salinas River just S of Pozo. In barren clay spots at base of hill Comment
  SBBG16128  Polygonum aviculare E. C. Twisselmann 1962-8-23 7685 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieto Cyn 640 Comment
  CAS-BOT-BC414228  Polygonum aviculare subsp. depressum John Thomas Howell 1964-6-29 40812 San Luis Obispo Cambria Comment
  CAS-BOT-BC414233  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-10-1 1719 San Luis Obispo Santa Lucia Mountains. Paradise Valley - Atascadero Comment
  CDA17936  Polygonum paronychia Austin Griffiths, G. F. Hrusa 1987-4-29 18137 San Luis Obispo Montana de Oro State Park; 3rd sandhill N of Spooners Cove. 24 Comment
  LA105612  Polypogon interruptus Barry A. Prigge; 1989-7-2 8990 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  OBI66845  Polypogon interruptus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29610 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI43409  Polypogon monspeliensis Eric Wise 1981-6-22 636 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI43254  Polypogon monspeliensis Eric Wise 1982-6-24 1552 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  OBI43274  Polypogon monspeliensis Eric Wise 1981-6-27 776 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  OBI65933  Polypogon monspeliensis Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 47 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 195 Comment
  RSA693311  Polystichum californicum Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  UC455291  Populus fremontii subsp. fremontii I. J. Condit Apr. 1909 San Luis Obispo Santa Ysabel Ranch Paso Robles Comment
  UC1134836  Populus trichocarpa R. St. John Mar 1932 277 San Luis Obispo American Canyon La Panza Quad., American Canyon (Plot 59) 670 Comment
  CAS-BOT-BC445281  Portulaca oleracea Ernest C. Twisselmann 1954-10-9 1613 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  UCR266653  Potamogeton pusillus David J. Keil, Kathleen Keil 2002-7-27 29899 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  UC1099898  Potamogeton pusillus var. pusillus Malcolm A. Nobs, S. Galen Smith 1949-6-24 869 San Luis Obispo 1 mi w of Atascadero; Atascadero Lake Comment
  OBI36973  Potentilla anserina Eric Wise 1982-6-24 1541 San Luis Obispo S shore of Laguna Lake SLO Comment
  OBI36981  Potentilla anserina Eric Wise 1981-6-15 588 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  CAS-BOT-BC141917  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  UC72981  Potentilla anserina subsp. pacifica Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC141918  Potentilla anserina subsp. pacifica Clare B. Hardham Sept. 12, 197 (missing year digit) 2656 San Luis Obispo Santa Rosa Creek - Santa Lucia Mountains Comment
  UCSB18139  Potentilla anserina subsp. pacifica Copeland, Jerry 1964-3-27 San Luis Obispo near Oso Flaco, 5 miles north of Guadalupe, about 150 yards east of ocean, 100 yards west of Oso Flaco, about 125 yards southwest of parking area. Comment
  RSA0048271  Potentilla glandulosa W. M. Arbaugh 1968-5-7 195 San Luis Obispo Old Morro Road between Morro Bay and Atascadero. Comment
  SEINET3246127  Prunus cerasifera A. C. Sanders 2011-1 38730 San Luis Obispo Central Coast: Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of East Village at the creek crossing 15 Comment
  OBI78875  Prunus fasciculata George Butterworth 2013-3-5 s.n. San Luis Obispo Carrizo Plain National Monument. 2 miles SW of Overlook Hill. North Slope Comment
  UC18196  Prunus fasciculata var. punctata Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5569 San Luis Obispo about 2.5 mi s of Los Berros (Northern portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  SD27811  Prunus ilicifolia Carl B. Wolf 1929-4-16 3647 San Luis Obispo Narrow canyon of Moro Creek, 6 mi E of Morro Bay 800 Comment
  SBBG104424  Prunus ilicifolia subsp. ilicifolia D. A. Young, F. L. Johnson 1992-6-16 ROB 24 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC156349  Prunus virginiana var. demissa R. F. Hoover 1947-5-9 7124 San Luis Obispo Cuesta Pass, at north base of grade Comment
  JEPS54404  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point Santa Lucia Range, Ragged Point 60 Comment
  OBI31984  Pseudognaphalium luteoalbum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14312 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI16436  Pseudognaphalium stramineum Robert F. Hoover 1969-7-18 11482 San Luis Obispo Price Cyn Comment
  SBBG133059  Psilocarphus brevissimus D. Keil, J. Dart, M. Perry 2010-4-27 30736 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 615 Comment
  OBI39024  Psilocarphus brevissimus var. brevissimus David J. Keil 1986-3-22 19070 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. T30S, R19E, sect 16, 21 Comment
  OBI15565  Psilocarphus brevissimus var. brevissimus Robert F. Hoover 1947-3-30 6845 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UCD84249  Psilocarphus chilensis Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  OBI69130  Psilocarphus tenellus Clare B. Hardham 1960-4-2 5331 San Luis Obispo Santa Lucia Mts. Green Valley, near Cambria Comment
  OBI15563  Psilocarphus tenellus Robert F. Hoover 1951-4-15 8045 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  OBI37651  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-5 13759 San Luis Obispo Ca 28 mi E of Santa maria on hwy 166 and N on Chimineas Ranch Rd Comment
  OBI74986  Pterostegia drymarioides Michael Walgren 2011-3-3 218 San Luis Obispo Los Osos Oaks state reserve off Los Osos Valley rd near Los Osos. 48 Comment
  SBBG53879  Pterostegia drymarioides S. A. Junak 1978-4-8 59 San Luis Obispo lower Coon Crk Trail, San Luis Range 60 Comment
  CAS-BOT-BC421311  Pterostegia drymarioides Ernest C. Twisselmann 1969-4-24 15192 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  SEINET11262345  Pterostegia drymarioides David Keil, Kathleen Keil 1990-4-7 21365 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston.; 0 365 Comment
  OBI28530  Quercus agrifolia var. agrifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 163 San Luis Obispo MacGillivary Ranch Comment
  OBI60575  Quercus agrifolia var. agrifolia Lynne Dee Oyler, David J. Keil 1990-5-10 1130 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake south and west across dunes, E to Quercus agrifolia, and W again to coast. East of hIdden Willow Valley Comment
  UC1135509  Quercus berberidifolia A. D. Gifford 1937-4-14 806 San Luis Obispo 3.25 mi wsw New District School; Pozo Quad. 518 Comment
  UC1135370  Quercus chrysolepis T. M. Hendrix 1937-5-17 187 San Luis Obispo 0.25 mi n Top of Black Mt.; Los Padres National Forest, Pozo Quad. 1066 Comment
  CDA39785  Quercus chrysolepis Dave Ragan 2013-12-26 s.n. San Luis Obispo Santa Barbara Rd., in canyon west of Highway 101, south of Atascadero. 0 Comment
  OBI46086  Quercus douglasii Lynne Dee Oyler 1964-3-21 346 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  OBI4989  Quercus douglasii Jim Heaston 1961-11-12 404 San Luis Obispo La Panza Comment
  UCD45263  Quercus dumosa R. F. Hoover 1946-8-18 6321 San Luis Obispo 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
  UCD45942  Quercus durata D. Q. Cavagnaro 1963-10-20 229 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. Elevation 1000 feet. 304 Comment
  UCD46000  Quercus durata D. Q. Cavagnaro 1963-10-20 231 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. 304 Comment
  RSA0039396  Quercus durata var. durata LeRoy Gross, Evan Meyer 2014-4-15 6231 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI14279  Quercus durata var. durata W. Kent Allender 1962-12-17 16 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  RSA201545  Quercus garryana var. garryana Robert F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mt., above San Simeon. Comment
  UC993248  Quercus john-tuckeri J. M. Tucker 1948-10-2 1886 San Luis Obispo ca 2 mi ne (airline) Caliente Mountain (ca 0.5 mi above headquarters of the Seaback Ranch, se San Luis Obispo County) Comment
  OBI42970  Quercus kelloggii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18729 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine mtn and Rocky Butte. 869 Comment
  UC1135709  Quercus lobata W. A. Peterson 1937-5-17 860 San Luis Obispo 3.9 mi s French Camp; La Panza Quad. 457 Comment
  CAS-BOT-BC79332  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of peak along ridge top Comment
  UC2027051  Rafinesquia californica Greg Wilvert 2005-4-25 322 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km SW of Wells Spring Comment
  OBI15550  Rafinesquia californica Robert F. Hoover 1946-6-16 6159 San Luis Obispo E side of La Panza Range Comment
  OBI37683  Ranunculus aquatilis Eric Wise 1983-6-30 1718 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  SBBG104429  Ranunculus aquatilis var. diffusus M. D. Proctor, E. A. Young 1993-4-12 ROB 390 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  CLARK-A1045-1360  Ranunculus californicus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay pasture, Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  OBI35451  Ranunculus californicus Melody Dickens 1981-4-15 65 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UC1126162  Ranunculus californicus N. K. Carlson 1936-3-19 163 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  UCR16550  Ranunculus californicus C. M. Bringle 1967-3-20 B670320 16 San Luis Obispo South Coast Range/Central Coast, On H.A. Hildenbrand Ranch, Rt. 2, Box 103, S.L.O., about 2 mi north of town. In second pasture behind ranch house, 50 ft west of stream on sunny slope 427 Comment
  OBI37783  Raphanus raphanistrum David J. Keil 1980-3-27 13720 San Luis Obispo 1 mi E of US 101 on Calif 166 Comment
  UC1121742  Rhamnus californica B. Bolt 1936-2-10 573 San Luis Obispo 1.5 mi se mouth of Osos Creek; Cayucos Quad. 76 Comment
  CDA11559  Rhamnus californica subsp. californica G. F. Hrusa 1993-5-22 11106 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 mile N of Mt. Lowe. Comment
  OBI83497  Rhamnus crocea Scott Sibley, Marina Lermant 2017-2-12 2 San Luis Obispo Cerro Cabrillo, 1 mile up Morro Quarry Trail, near peak of Cerro Cabrillo directly off of trail 217 Comment
  OBI10293  Rhamnus crocea Larry E. Brown 1970-4-24 1781 San Luis Obispo Cuesta Ridge near San Luis Obispo Comment
  RSA7731  Rhamnus crocea Carl B. Wolf 1929-4-16 3641 San Luis Obispo 6 miles E of Morro on road to Atascadero narrow canyon Comment
  SBBG104897  Rhamnus crocea M. D. Proctor, E. A. Young 1993-3-23 ROB 328 San Luis Obispo 2 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI3739  Rhamnus ilicifolia Elizabeth Rudd 1971-5-23 278 San Luis Obispo 3 mi NE of Santa Margarita Comment
  CAS-BOT-BC56096  Rhamnus ilicifolia W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. near the north RR. tunnel Comment
  OBI65784  Rhamnus ilicifolia D. R. Miller 1994-4-26 494 -239 San Luis Obispo Pine Mtn region; From Millers property, E slope of Pine Mt; Tobacco crk drainage 732 Comment
  SBBG96085  Rhus aromatica D. Keil with V. L. Holland 1986-5-26 19593 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  UC1188247  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo Headwaters of Paso Robles Creek west of Templeton 365 Comment
  CAS-BOT-BC92989  Ribes californicum var. californicum Ellsworth Bethel 1926-4-7 s.n. San Luis Obispo Santa Margarita. Comment
  RSA0025013  Ribes divaricatum var. pubiflorum A. C. Sanders 2011-2-21 38731 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  JEPS97633  Ribes divaricatum var. pubiflorum Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1106 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  RSA0025019  Ribes divaricatum var. pubiflorum Clare B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz. Comment
  CAS-BOT-BC169025  Ribes indecorum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Comment
  CAS-BOT-BC169026  Ribes indecorum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Comment
  RSA0021670  Ribes malvaceum David J. Keil, Lynne Dee Oyler 1989-05 s.n. San Luis Obispo Squire Canyon, South of San Luis Obispo. Comment
  OBI80404  Ribes malvaceum var. malvaceum Stephanie Silva, Ryan Warmboe, Kate Edgerley, Ryan Ramos, Jessi Pfeifer, Suzy, Alvin Padolina 2015-2-6 1 San Luis Obispo West Cuesta Ridge, Cuesta Rd. west of Highway 101; near 6850 TV Tower Rd. 545 Comment
  OBI54176  Ribes quercetorum David J. Keil, Kathleen Keil 1995-4-15 24863 San Luis Obispo Shell Creek rd, ca. 1/2 mi N of jctn with Calif rte 58 Comment
  OBI58219  Ribes quercetorum David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27384 San Luis Obispo Caliente Range. 6.1 mi. from junction with Soda Lake Road on Selby Road at junction with small abandoned dirt road. Comment
  UC524080  Ribes quercetorum Ira L. Wiggins 1932-3-21 5830 San Luis Obispo grade at w end Carisa Plain (on road to Santa Margarita) Comment
  UCSB18986  Ribes quercetorum Keefe, Joseph 1963-4-6 San Luis Obispo on west side of road, Bittersweet Valley; on Palo Prieto Canyon Road; 5.6 miles south of Cholame and 5.6 miles north of the county line 527 Comment
  PASA2269  Ribes sanguineum Margaret Stason 4/14/ San Luis Obispo Near Templeton Comment
  OBI14061  Ribes sanguineum var. glutinosum Mrs. R. F. Hoover 1962-2-23 43 San Luis Obispo Cambria Pines District Comment
  SBBG92973  Ribes sanguineum var. glutinosum C. B. Hardham 1956-4-4 380 San Luis Obispo Santa Rita Comment
  RSA0019088  Ribes sanguineum var. glutinosum Margaret Stason, F. Brubaker 1930-4-14 8934 San Luis Obispo Near Templeton. Comment
  UC66686  Ribes sericeum N. K. Berg 1904-5-3 San Luis Obispo St. Margarita Comment
  UCR162148  Ribes speciosum George K. Helmkamp, E. A. Helmkamp 2005-2-14 8911 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  OBI6940  Ribes speciosum Keith McConnelly 1975-3-4 107 San Luis Obispo Cerro San Luis Obispo Peak; 1 mi W of SLO 256 Comment
  JEPS114130  Rorippa curvisiliqua K. Foster 1999-3-16 San Luis Obispo Camp Roberts. Training Area X, vernal pool plot 2. Comment
  OBI14967  Rorippa curvisiliqua Robert F. Hoover 1969-7-3 11413 San Luis Obispo Salinas River bed at Paso Robles Comment
  UCR42876  Rorippa palustris David J. Keil, E. A. Wise 1985-4-25 18556 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  CAS-BOT-BC146685  Rosa gymnocarpa Alice D. Randall 1910-3-30 194 San Luis Obispo 17 Mile Drive Comment
  CAS-BOT-BC146686  Rosa gymnocarpa L. E. Cox 1908-6-6 s.n. San Luis Obispo San Jose [Canon] Canyon, Monterey Cr. 91 Comment
  OBI10009  Rosa spithamea Robert F. Hoover 1969-7-2 11402 San Luis Obispo Hazard Cyn Comment
  UC12843  Rosa spithamea W. H. Brewer April 1861 467 San Luis Obispo San Luis Obispo Comment
  OBI27012  Rubus ursinus James Courtney 1980-12-20 5 San Luis Obispo Pennington Creek Biological Preserve Comment
  OBI57103  Rubus ursinus Danielle DeRome 1994-6-4 649457 San Luis Obispo Adj to Poly Cyn rd, just uphill (north) of the Poly Cyn landfill turn off, on the slope just above Brizzolara Crk Comment
  UCR115783  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2000-4-19 5380 San Luis Obispo Central Coast, Irish Hills (SSW of San Luis Obispo). See Cyn., 3 mi south of Los Osos Valley Rd, up Prefumo Cyn. to crest, and down See Cyn. to the site 213 Comment
  OBI36791  Rumex conglomeratus Eric Wise 1981-7-10 921 b San Luis Obispo Atascadero lake Comment
  UCR140142  Rumex conglomeratus George K. Helmkamp 2004-2-6 8242 San Luis Obispo Central Coast, entrance to Oso Flaco Lake, SW of Nipomo 6 Comment
  CAS-BOT-BC421815  Rumex conglomeratus Ernest C. Twisselmann 1954-6-19 1382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County. Comment
  CAS-BOT-BC421816  Rumex conglomeratus Ernest C. Twisselmann 1954-6-19 1382 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County. Comment
  OBI31694  Rumex crispus Smeltzer, Turnquist 1982-4-12 30 San Luis Obispo On the SE side of Laguna lake park from the roadway over to the base of hill Comment
  CDA43333  Rumex fueginus David J. Keil 2011-11-5 31131 San Luis Obispo Oceano. Oceano County Park. Comment
  OBI52106  Rumex fueginus Larry Kelly, David J. Keil 1988-10-1 314 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI66990  Rumex kerneri David J. Keil 2000-6-28 28832 -1 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  CAS-BOT-BC433990  Rumex salicifolius Ernest C. Twisselmann 1954-10-9 1615 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault at Summit of Palo Prieta Canyon 670 Comment
  OBI69457  Rupertia physodes David J. Keil 2008-5-22 30521 San Luis Obispo Santa Lucia Mountains. Mount Lowe Road, ca. 1.5 miles from junction with US 101 at boundary of Los Padres National Forest. Comment
  OBI57300  Sagina apetala David J. Keil 1998-3-27 26478 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1285067  Sagina decumbens subsp. occidentalis R. F. Hoover 1947-3-26 6751 San Luis Obispo just s. of Price Canyon Comment
  SBBG69924  Sagina maxima subsp. crassicaulis R. Hoffmann 1930-4-19 San Luis Obispo Arroyo Grande Comment
  RSA0028218  Salicornia bigelovii David J. Keil 2013-8-19 31884 San Luis Obispo Morro Bay State Park. Marsh between estuary of Los Osos Creek and El Morro Elfin Forest, west of South Bay Boulevard. 2 Comment
  UCR39001  Salicornia pacifica David J. Keil 1983-11-19 18058 San Luis Obispo Central Coast, Fringes of salt marsh around Shark Inlet at southern end of Morro Bay in lee of sand spit 1 Comment
  RSA478914  Salicornia virginica N. R. Zabriskie 1973-7-20 680 San Luis Obispo Shark Inlet, lower end Morro Bay. Comment
  UC1872973  Salix David Keil with Kathleen A. Keil 2003-3-29 30099 A San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58. Flood channel of Shell Creek. Comment
Read comments
Jan 7 2016
  CAS-BOT-BC103280  Salix bonplandiana Ira L. Wiggins 1932-3-21 5817 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI75778  Salix exigua David J. Keil, with Kathleen A. Keil 2003-3-29 30099 B San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  CAS-BOT-BC103932  Salix exigua Eben McMillan 1954-3-9 160 San Luis Obispo Palo Prieto Canyon, two miles south of Cholame Comment
  OBI9845  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI37103  Salix laevigata Eric Wise 1981-10-23 1352 San Luis Obispo Sycamore reservoir, Shell crk rd Comment
  OBI37187  Salix laevigata Eric Wise 1981-9-2 1098 San Luis Obispo McGorty farm ponds, Adelaida Comment
  OBI9847  Salix laevigata Robert F. Hoover 1953-5-16 8299 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  RSA212025  Salix laevigata E. C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 213 Comment
  OBI75297  Salix lasiandra David J. Keil 2011-3-5 30975 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor at Windsor Drive bridge, just south of intersection with California Route 1 3 Comment
  OBI58741  Salix lasiandra var. lasiandra David J. Keil 1998-6-1 27542 San Luis Obispo Paso Robles. E side of Salinas River along River Rd., 0.2 miles N of junction with Experimental Rd. Comment
  OBI17644  Salix lasiolepis Dave Imper 1977-3-21 57 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI53888  Salix lasiolepis Arthur W. Hazebrook 1992-10-25 155 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, base of hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  OBI9828  Salix lasiolepis Betty Hoover 1962-2-23 40 San Luis Obispo Cambria Pine District Comment
  SBBG34912  Salix lasiolepis Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR263715  Salix lasiolepis Mark A. Elvin, Glenn M. Greenwald, Jason Storlie 2014-12-18 7858 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorada Pond,' c. 80 m from south Refuge boundary 17 Comment
  OBI37216  Salix lasiolepis Eric Wise 1983-2-17 1637 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI57061  Salix lasiolepis Frederic Hrusa 1993-5-20 11023 San Luis Obispo Paso Robles. Approx 300 m N of Niblick rd bridge Comment
  CAS-BOT-BC124821  Salix lasiolepis var. lasiolepis Ira L. Wiggins 1929-4-13 3422 San Luis Obispo Along Salinas River 5 miles north of Paso Robles Comment
  RSA628356  Salix lucida subsp. lasiandra C. F. Smith 1965-3-11 8612 San Luis Obispo About Mud Lake in dunes S of Oceano. Comment
  OBI72830  Salix sitchensis Michael Walgren 2010-8-19 160 San Luis Obispo On immediate edge of the first crk N of San Carpoforo Crk, within 100m inland of they hwy 1 culvert over this crk Comment
  CDA3176  Salsola damascena T. C. Fuller, H. A. Krug, M. J. Hollarman 1980-10-29 20342 San Luis Obispo Summit of Recruit Grade Pass, Temblor Range, Crocker Springs Road, 26 km southwest of McKittrick. 0 Comment
  CAS-BOT-BC180652  Salsola tragus Ernest C. Twisselmann 1954-7-18 1435 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit, R. Twisselmann wheat field, Temblor Range and the Western San Joaquin Valley 594 Comment
  RSA186841  Salsola tragus T. C. Fuller 1965-10-7 14180 San Luis Obispo Roadside, S side of Hwy 466 to Paso Robles 1.3 miles W of Shandon. Comment
  RSA0056365  Salvia carduacea James R. Shevock 1971-3-14 782 San Luis Obispo Palos Pietos Cyn. 579 Comment
  RSA66857  Salvia carduacea P. A. Munz 1951-4-13 16302 San Luis Obispo San Juan Creek, at crossing of State Highway 178. 610 Comment
  UCR246728  Salvia columbariae Forrest D. Freund, J. M. Porter 2013-3-19 120 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 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
  RSA121511  Salvia leucophylla A. D. Gifford 1936-5-2 719 San Luis Obispo 4 miles S.W. of Adams Ranch. 229 Comment
  UC1284945  Salvia leucophylla R. F. Hoover 1950-6-2 7973 San Luis Obispo Arroyo Seco Huasna River (tributary of Huasna River) Comment
  OBI34366  Salvia mellifera Ruth Davis 1964-4-17 86 San Luis Obispo Cal Poly campus, Poly cyn Comment
  SD241880  Salvia mellifera Jay Walker, R. C. Walker 2004-4-19 3143 San Luis Obispo East of Cambria, at large pullout along Hwy 46, 7.8 miles E of jct with Hwy 1. South facing slope. Comment
  OBI13540  Salvia mellifera Robert F. Hoover 1965-5-20 9373 San Luis Obispo Santa Lucia Range. Hill W of Poly Cyn, SLO Comment
  OBI36161  Salvia mellifera Walter F. Chesbro 1978-5-16 57 San Luis Obispo Collected in Poly Cyn behind Cal Poly campus Comment
  OBI27133  Salvia spathacea Thomas Burrows 1980-5-3 24 San Luis Obispo Reservoir Cyn 152 Comment
  OBI51802  Salvia spathacea R. Mike Arens 1994-1-12 14 a San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  CDA17580  Salvia spathacea Austin Griffiths 1981-12-13 s.n. San Luis Obispo Montana de Oro State Park; East Hazard Canyon south rim trail. 0 Comment
  OBI69774  Salvia spathacea D. R. Miller 1993-5-15 593 -5 San Luis Obispo Pine Mt Region. Down Tobacco ridge rd, just above 'Clinic' cabin 518 Comment
  UC1125364  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  OBI59481  Sanicula bipinnata David J. Keil, with V. L. Holland 2001-4-7 29279 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  UC524105  Sanicula bipinnata Ira L. Wiggins 1932-3-21 5803 San Luis Obispo between Cholame and Annette (Bitterwater Valley); Bitterwater Valley Comment
  UCR163636  Sanicula bipinnata George K. Helmkamp, E. A. Helmkamp 2005-3-25 9218 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  SEINET11155702  Sanicula bipinnata J. H. Barber 1899-3-26 s.n. San Luis Obispo Paso Robles. Comment
  SEINET7062832  Sanicula bipinnatifida A. G. Vestal s.n. San Luis Obispo In a hollow southeast of Paso Robles and south of Route 41 [presently Route 46]. (WGS84/NAD83). [edge of Salinas River]. UTM Zone 10, 709864mE, 3942565mN. 219 Comment
  OBI8808  Sanicula bipinnatifida Eben McMillan 1952-4-26 60 San Luis Obispo Eben McMillan place. 2 mi S, 8 mi E of Shandon Comment
  OBI31465  Sanicula crassicaulis Joy Nishida, Robert Allen 1982-4-10 258 San Luis Obispo American cyn campground 536 Comment
  OBI55109  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3275 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  SBBG107483  Sanicula crassicaulis C. B. Hardham 1956-4-17 420 San Luis Obispo Chimney Rock Ranch, Adelaida Rd Comment
  OBI8442  Sanicula crassicaulis Lynne D. Althouse 1977-4-2 19 San Luis Obispo Wolfe's horse ranch near San Luis high school 130 Comment
  RSA20407  Sanicula crassicaulis Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9435 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178 Comment
  SD37463  Sarcocornia pacifica Edith A. Purer 1932-8-1 4690 San Luis Obispo Morrow Bay. Comment
  SBBG104919  Scandix pecten-veneris M. D. Proctor, E. A. Young 1993-4-11 ROB 366 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC283124  Schedonorus arundinaceus Ira L. Wiggins 1964-8-28 19126 San Luis Obispo Summit of Pikes Peak Comment
  RSA113169  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo Cuyuma Valley E of Cuyuma on State Hwy 166, 1.5 miles NW of jct with US Hwy 399, Santa Barbara County Comment
  OBI22573  Schoenoplectus acutus var. occidentalis Robert F. Hoover 1946-8-25 6336 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC111452  Schoenoplectus californicus Robert F. Thorne; P. Everett 1962-10-3 31399 San Luis Obispo Marsh near Oso Flaco Lake. Comment
  OBI79016  Schoenoplectus pungens David J. Keil 2013-8-22 31959 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  OBI28516  Scirpus microcarpus Thomas Burrows 1980-5-17 59 San Luis Obispo Reservoir Cyn 152 Comment
  CAS-BOT-BC243513  Scribneria bolanderi Alice Eastwood; John Thomas Howell 1936-5-8 2339 San Luis Obispo 7 miles east of La Panza Comment
  OBI9232  Scrophularia californica Robert F. Hoover 1964-5-14 8858 San Luis Obispo See Cyn Comment
  CDA34244  Secale cereale David J. Keil, M. Curto 2001-5-15 29468 San Luis Obispo Campus of California Polytechnic State university. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. South side of Chorro Creek. 0 Comment
  RSA799117  Selaginella Forrest Freund, J. M. Porter 2013-3-19 121 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. 812 Comment
  SBBG96088  Selaginella bigelovii D. Keil 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI51735  Selaginella bigelovii R. Mike Arens 1994-1-12 06 a San Luis Obispo Cal Poly Campus, Poly Canyon near botanical garden foot bridge 152 Comment
  OBI64749  Selaginella bigelovii D. R. Miller 1994-2-18 294 -75 San Luis Obispo On rocky point of 'Spirit Meadow,' east slope of Pine Mt. 750 Comment
  CAS-BOT-BC327412  Senecio astephanus R. F. Hoover 1965-6-17 9443 San Luis Obispo Tassajara Peak, Santa Lucia Range Comment
  JEPS100244  Senecio blochmaniae Dean W. Taylor with Alison Colwell 2002-9-26 18446 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI15539  Senecio blochmaniae Robert F. Hoover 1965-10-1 9693 San Luis Obispo Coast Rd just S of Hazard Cyn Comment
  SBBG14018  Senecio blochmaniae E. R. Blakley 1958-9-22 463 San Luis Obispo 1 mi S of Pismo Beach Comment
  SBBG47371  Senecio blochmaniae J. Copeland 1973-8-31 1012 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  UC1040765  Senecio californicus Peter Kamb 1950-5-13 1789 San Luis Obispo sand dune area s Oso Flaco Lake 15 Comment
  UC1284959  Senecio californicus R. F. Hoover 1947-4-4 6881 San Luis Obispo w side Cottonwood Pass; w side of Cottonwood Pass Comment
  UCR131481  Senecio californicus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  SBBG81976  Senecio elegans C. F. Smith 1975-5-13 San Luis Obispo Guadalupe dunes, W of main straight oil field rd, (N and S) E of ocean Comment
  CAS-BOT-BC329101  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1960-9-27 6011 San Luis Obispo Grant's Lake, Temblor Range, eastern San Luis Obispo County 603 Comment
  UC1511400  Senecio flaccidus var. douglasii T. M. Barkley and N. D. Burroughs 1964-6-10 294 San Luis Obispo ca 3 mi e Cholame (on State Hwy 41, 1 mi e of junction with U.S. Hwy 466, 2 mi w of Kern County line) Comment
  UC579831  Senecio flaccidus var. douglasii Annetta Carter 1937-9-12 1333 San Luis Obispo 4 mi s Paso Robles Comment
  UCR4805  Senna multiglandulosa O. F. Clarke 1966-11-27 661127- 01 San Luis Obispo 13 mi. north of Santa Barbara County line, on Hwy 101 Comment
  SBBG112594  Sesuvium verrucosum C. B. Hardham 1960-6-27 6336 San Luis Obispo Huerhuero River Comment
  CAS-BOT-BC240174  Setaria verticillata Ernest C. Twisselmann 1954-8-22 1523 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  UCD92874  Setaria viridis Ernest C. Twisselmann 1958-8-11 4628 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CAS-BOT-BC240252  Setaria viridis R. F. Hoover 1964-8-13 9205 San Luis Obispo Camp San Luis Obispo, along highway to Morro Bay Comment
  CAS-BOT-BC205502  Sidalcea hickmanii subsp. anomala R. F. Hoover 1964-6-6 8950 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SD71135  Sidalcea hickmanii subsp. anomala R. F. Hoover 1958-5-17 8478 San Luis Obispo Summit of San Lucia Mountains northwest of Cuesta Pass. Comment
  UC454914  Sidalcea malviflora subsp. laciniata I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon Comment
  UC454240  Silene antirrhina I. J. Condit 1908-5-5 San Luis Obispo n hillside of School Canyon Comment
  SBBG118518  Silene gallica E. Painter 2002-4-23 CR 190 San Luis Obispo near Dughi Spring, W of La Trinidad mine tailings; Camp San Luis Obispo 480 Comment
  CAS-BOT-BC174932  Silene laciniata R. F. Hoover 1969-6-22 11380 San Luis Obispo Chorro Creek Canyon (Serrano Canyon), on north slope Comment
  OBI72879  Silene laciniata subsp. laciniata David J. Keil 1988-1 20821 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  CAS-BOT-BC175189  Silene verecunda Mary Strong Clemens 1921-10-4 s.n. San Luis Obispo Santa Lucia Pk. Comment
  OBI57080  Silybum marianum Danielle DeRome 1994-6-4 649471 San Luis Obispo Brizzolara Crk bed where the water disappears underground. At the base of the hill where the Ecological Study areas is located Comment
  OBI17417  Silybum marianum Lynne D. Althouse 1977-5-22 94 San Luis Obispo Wolfe's Horse ranch near San Luis High School Comment
  SBBG93460  Sisymbrium altissimum C. F. Smith 1957-4-21 5155 San Luis Obispo Hwy 399 (St Hwy 33), near turnoff to Maricopa on Hwy 166 Comment
  CAS-BOT-BC75147  Sisymbrium altissimum Ernest C. Twisselmann 1956-6-26 3008 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains. Bitterwater Road immediately west of McKittrick Hwy. 609 Comment
  OBI57230  Sisymbrium altissimum David J. Keil 1998-4-9 26612 San Luis Obispo Between Hwy 101 off ramp and Price St., just SE of Harbor View, Pismo Beach Comment
  OBI13095  Sisymbrium irio Lynne Dee Althouse 1977-3-26 9 San Luis Obispo Wolfe's horse ranch, N of San Luis High School 122 Comment
  OBI32048  Sisymbrium officinale David J. Keil, Eric A. Wise 1981-5-25 14753 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI42138  Sisymbrium officinale David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19472 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  RSA212054  Sisymbrium orientale E. C. Twisselmann 1969-4-24 15155 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston, La Panza Range. 351 Comment
  UCR252047  Sisymbrium orientale Dan S. Cooper 2013-4-2 413- 83 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CDA43179  Sisymbrium orientale David J. Keil 1998-6-5 27604 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. 0 Comment
  OBI31724  Sisyrinchium bellum Smeltzer, Turnquist 1982-4-12 34 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI32245  Solanum douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14322 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI42242  Solanum douglasii Dan Harrington 1984-2-1 10 San Luis Obispo 1/2 mi E of Whale rock reservoir, Montecito rd, Cayucos Comment
  OBI50317  Solanum douglasii Tawney Odegard 1985-1-18 65 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  RSA647593  Solanum douglasii C. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon. 61 Comment
  SD178236  Solanum douglasii G. K. Helmkamp 2004-2-11 8281 San Luis Obispo Nipomo Mesa, Willow Road, 0.6 mile east of Highway California 1. 124 Comment
  UCR140154  Solanum douglasii George K. Helmkamp 2004-2-11 8281 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  OBI9150  Solanum douglasii Fred W. Rush Apr-56 19 San Luis Obispo S E slope, Mt San Luis Comment
  CDA5965  Solanum lanceolatum M. F. Paregian 1967-11-17 San Luis Obispo San Luis Sewer Farm, San Luis Obispo. 0 Comment
  OBI58865  Solanum nigrum David J. Keil 1998-8-19 27939 San Luis Obispo Rinconada Creek at intersection of Pozo Rd. and Las Pilitas Rd. 488 Comment
  CAS-BOT-BC157611  Solanum umbelliferum Mrs. H. C. Cantelow 1941-3-29 s.n. San Luis Obispo East of La Panza Comment
  CAS-BOT-BC58525  Solanum umbelliferum D. D. Keck 1933-5-4 2176 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, E side of Cypress Mtn. Comment
  CAS-BOT-BC365340  Solidago confinis Ernest C. Twisselmann 1959-11-2 5892 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  SBBG33143  Solidago confinis K. K. Muller 1965-7-27 1395 San Luis Obispo channel from Oso Flaco to the ocean Comment
  SBBG16066  Soliva sessilis M. A. Piehl 1963-4-21 63100 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  UC1576177  Spartium junceum David Keil 1984-7-30 18319 San Luis Obispo ca 0.25 mi from Los Osos Valley Road junction with Foothill Blvd. (along Foothill Blvd) Comment
  OBI17392  Spergula arvensis Betty Sheehan 1957-10-18 23 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI40169  Spergularia macrotheca David J. Keil 1981-4-25 14584 San Luis Obispo Baywood Park at Sweet Springs marsh. Freshwater spring emptying into southern end of Morro Bay salt marsh Comment
  OBI5616  Spergularia macrotheca Sharon Jochums 1974-5-19 195 San Luis Obispo On plateau S of Arroyo de la Cruz Comment
  POM248782  Spergularia macrotheca Alice Eastwood, J. T. Howell 1936-5-6 2243 San Luis Obispo Morro. Comment
  RSA0014698  Spergularia marina Joan Stewart 2005-4-3 2450 San Luis Obispo Around Soda Lake, Carrizo Plain. Comment
  OBI80321  Spergularia rubra Gage Willey, Jack Gavron 2014-11-8 2 San Luis Obispo Cal Poly Property, Poly Canyon Trail-road, land undisturbed; about 20 yards along a ?fire-road? that connects to the canyon trail Comment
  UCD84256  Spergularia rubra Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  OBI73598  Spirodela oligorrhiza David J. Keil, with V. L. Holland 2010-6-15 30886 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 98 Comment
  OBI70861  Sporobolus airoides George Butterworth 2009-8-14 738 San Luis Obispo 40 yds N of Hwy 166 between Ridge Rd and Cyn 79 495 Comment
  CDA34893  Sporobolus cryptandrus David J. Keil 2000-5-31 287892 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from the junction with Highway 1. 0 Comment
  OBI36541  Sporobolus cryptandrus David J. Keil 1984-9-25 18434 San Luis Obispo Along US 101 at San Miguel exit Comment
  POM296814  Stachys Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  RSA0039406  Stachys bullata LeRoy Gross, Evan Meyer 2014-4-15 6254 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  SBBG104253  Stachys bullata M. D. Proctor, E. A. Young 1993-3-20 ROB 292 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SEINET8693959 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UC76163  Stachys bullata Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  UCD125822  Stachys bullata G. F. Hrusa 1995-5-28 12242 San Luis Obispo San Luis Obispo County: SE base of Ridge 2. Black Butte Research Natural Area. 500 Comment
  OBI13474  Stachys bullata Fred W. Rush unknown 1 San Luis Obispo Mt San Luis 122 Comment
  OBI6619  Stachys bullata Greg Hassen 1975-7-15 41 San Luis Obispo Poly Cyn. Just above W side of Poly Cyn Rd, near end of rd Comment
  RSA759020  Stachys chamissonis David J. Keil 2002-9-12 29920 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  SBBG54789  Stachys pycnantha D. Keil 1977-8-21 12498 San Luis Obispo ca. 3 mi W of Cuesta College along St Hwy 1 along Chorro Crk Comment
  UCR88712  Stachys rigida George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 16 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 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
  JEPS36354  Stebbinsoseris heterocarpa W. L. Jepson 1927-4-26 12009 San Luis Obispo n of the La Panza-Simmler Road on road to Cholame Comment
  UC1314965  Stebbinsoseris heterocarpa R. F. Hoover 1967-4-14 10443 San Luis Obispo hill w Polly Canyon (San Luis Obispo); San Luis Obispo Comment
  CAS-BOT-BC478184  Stellaria longipes Mark A. Elvin; Glenn M. Greenwald; Jason Storlie 2014-12-18 7856 San Luis Obispo Central Coast; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorardo Pond, ca. 80 m from S Refuge boundary 17 Comment
  OBI25907  Stellaria media L. Brent 1981-3-5 6 San Luis Obispo On rd leading from tractors bldg towards rd leading to Poly Cyn. On left side about 50' from gate Comment
  OBI82544  Stellaria nitens David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33493 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  OBI35471  Stephanomeria carotifera S. M. Inman 1983-7-20 91 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI72944  Stephanomeria elata David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22598 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CAS-BOT-BC375255  Stephanomeria elata John Thomas Howell 1929-10-12 4461 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI59308  Stephanomeria exigua David J. Keil 2001-6-1 29535 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  OBI79544  Stephanomeria exigua David J. Keil 2013-8-10 31877 San Luis Obispo El Morro Elfin Forest. Los Osos 25 Comment
  CAS-BOT-BC375299  Stephanomeria exigua subsp. carotifera R. F. Hoover 1965-9-22 9636 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  SBBG93866  Stephanomeria exigua subsp. carotifera S. A. Junak, T. Ayers 1989-7-14 4123 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, along powerline rd, ca. 0.3 mi SW of intersection with Tassajera Crk Rd, intersections is ca. 1.8 mi W of US Hwy 101 502 Comment
  UC771698  Stephanomeria exigua subsp. carotifera R. F. Hoover 1946-10-13 6492 San Luis Obispo near Kern County line (e edge of Cuyama Valley); Cuyama Valley Comment
  UCD136312  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-21 7080 San Luis Obispo San Luis Obispo County: 6.5 miles southwest of Shandon, Route 41. Comment
  OBI56307  Stephanomeria exigua subsp. carotifera David J. Keil 1998-11-29 28202 San Luis Obispo Lopez Cyn Rd beyond turnoff to Hi Mtn rd Comment
  UC1394159  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7074 San Luis Obispo w of Santa Maria (at entrance to Union Oil Refinery, on Rt 1) Comment
  UC1394161  Stephanomeria exigua subsp. carotifera unknown 1970-9-19 7072 San Luis Obispo e of Santa Maria (3 mi up Colson Canyon from Tepusquet Road); Colson Canyon Comment
  OBI15414  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1965-9-18 9585 San Luis Obispo Calf Cyn Comment
  OBI73240  Stephanomeria pauciflora David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30747 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  JEPS31251  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Palo Prieta Canyon, hills at the summit Western San Joaquin Valley, Temblor Range 640 Comment
  JEPS27631  Stephanomeria pauciflora var. pauciflora Ernest C. Twisselmann 1959-8-5 5565 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley, Western San Joaquin Valley, Temblor Range 655 Comment
  OBI66100  Stephanomeria virgata D. R. Miller 1994-8-4 894 -515 San Luis Obispo Pine Mt Region. Along ridge rd near McLean steel gatte, out from lookout, Pico Crk drainage 914 Comment
  OBI47558  Stipa cernua David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19223 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of Sect. 26 Comment
  OBI59033  Stipa cernua David J. Keil 1998-5-11 27194 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI64719  Stipa coronata D. R. Miller 1996-5-19 596 -626 San Luis Obispo Pine Mt Region. At Wheelbarrow Gulch, Tobacco Crk drainage 640 Comment
  OBI28166  Stipa lepida Jeffery Null 1980-5-12 32 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI8067  Stipa lepida Penelope Blackmer 1973-4-5 14 San Luis Obispo Between Pennington Crk and fence which marks W border of Bio reserve Comment
  OBI3927  Stipa lepida Patricia Wiese 1971-5-23 60 San Luis Obispo Along rds in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  UC1063484  Streptanthus albidus subsp. peramoenus P. L. Johannsen 1936-3-22 735 San Luis Obispo 1 3/4 mi sw San Luis Obispo (Plot 11); San Luis Obispo Quadrangle 106 Comment
  SEINET958425  Stuckenia pectinata Malcolm A. Nobs, S. Galen Smith 1949-1 836 San Luis Obispo Oso Flaco Lake, behind coastal dunes ca. 4 miles, northwest of Guadalupe. Comment
  RSA586570  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 0461 San Luis Obispo Pond northwest of Chorro Res. Comment
  UC1284940  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo just s Price Canyon Comment
  OBI82374  Suaeda californica David J. Keil 2015-9-28 33422 San Luis Obispo Morro Bay State Park Marina 1 Comment
  OBI81182  Suaeda californica Michael Walgren 2015-1 San Luis Obispo Comment
  OBI17176  Suaeda nigra Robert F. Hoover 1946-9-15 6417 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  UCR103955  Symphoricarpos albus var. laevigatus George K. Helmkamp 1997-6-21 2069 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  CAS-BOT-BC237052  Symphoricarpos mollis Ernest C. Twisselmann 1955-7-31 2294 San Luis Obispo Jack Creek at York Mountain 274 Comment
  SBBG7693  Symphyotrichum chilense H. and M. Dearing 1938-9-4 2310 San Luis Obispo N of San Simeon Comment
  CDA35660  Taeniatherum caput-medusae Gail Perez 2011-7-27 PDR# 157633 San Luis Obispo Harmony; Highway 1 and Harmony Valley Road. 0 Comment
  SBBG112394  Tamarix parviflora D. Keil 1999-4-29 28286 San Luis Obispo vicinity of Range Control; Camp Roberts Comment
  SBBG93717  Tauschia hartwegii S. A. Junak 1990-5-1 4301 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, ca. 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  OBI25077  Thalictrum fendleri David J. Keil, Dirk Walters 1980-4-26 13832 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI51374  Thalictrum fendleri Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .28 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI3344  Thermopsis californica var. californica Neil Havlik 1969-5-2 384 San Luis Obispo Near the summit of Perfumo Canyon rd Comment
  OBI57216  Thysanocarpus curvipes David J. Keil 1998-5-11 27204 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  UCR162145  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2005-2-14 8915 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  RSA0057434  Thysanocarpus curvipes Ira L. Wiggins 1929-4-15 3567 San Luis Obispo Brushy slopes not far from ocean between Guadalupe and Oceana. Comment
  UCD115974  Thysanocarpus curvipes James P. Smith Jr. 1973-3-21 5898 San Luis Obispo San Luis Obispo County: 5 miles E of Atascadero, on State Route 41. 304 Comment
  UCSB56125  Thysanocarpus curvipes Penkala, Brad 1987-4-10 San Luis Obispo On both sides of East Cuesta Ridge Road, about 2 miles east from its junction with Hwy. 101, Santa Lucia Mtns. 609 Comment
  POM95239  Thysanocarpus curvipes var. curvipes Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC67140  Thysanocarpus laciniatus R. F. Hoover 1967-3-22 10269 San Luis Obispo Hills at western edge of Carrizo Plain, west of Simmler. Comment
  CAS-BOT-BC67142  Thysanocarpus laciniatus Clare B. Hardham 1956-3-20 221 San Luis Obispo Santa Lucia Mountains. Comment
  CDA34895  Torilis arvensis David J. Keil 2000-5-31 287894 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from the junction with Highway 1. 0 Comment
  OBI28579  Torilis nodosa John Jackman and Julie Truesdale, Julie Truesdale 1980-1 83 San Luis Obispo MacGillivary Ranch. Adelaida. Comment
  OBI72306  Torilis nodosa Anthony Baniaga, Theo Fitanides 2010-5-2 163 San Luis Obispo Tierra Redonda BLM ACEC 414 Comment
  SBBG117460  Torilis nodosa E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 110 San Luis Obispo near Generals Rd, S of McMillan Airstrip; Camp Roberts 250 Comment
  CAS-BOT-BC169227  Toxicodendron diversilobum Alice Eastwood 1927-4-7 14254 San Luis Obispo Morro Comment
  CAS-BOT-BC169228  Toxicodendron diversilobum Alice Eastwood 1928-5-19 15164 San Luis Obispo Petitte Canyon Comment
  CAS-BOT-BC169233  Toxicodendron diversilobum Alice Eastwood 1927-7-29 14955 San Luis Obispo Morro Sands Comment
  OBI80707  Toxicoscordion fremontii D. R. Miller 2015-1-18 115 .1101 San Luis Obispo 1.5 miles north of Hearst Castle entrance gate of of Hwy 1, west side of highway 40 Comment
  SBBG110206  Toxicoscordion venenosum C. B. Hardham 1956-5-13 679 San Luis Obispo Black Mtn, Highland District Comment
  OBI75265  Tragopogon porrifolius David J. Keil 2011-5-3 31001 San Luis Obispo Southern fringe of Morro Bay southwest of intersection of Pecho Road with Binscarth Road, Los Osos 5 Comment
  OBI77957  Tragopogon porrifolius Michael Walgren 2013-4-15 296 San Luis Obispo Near Cayucos, roadside on a private ranch on Montecito Rd off of Old Crk Rd. About 1.25 mi in from Old Crk rd 92 Comment
  UC1392820  Trichostema lanatum R. F. Hoover 1969-6-3 11358 San Luis Obispo Calf Canyon Comment
  OBI7636  Trichostema lanatum Christian Smith 1975-5-10 s.n. San Luis Obispo Cuesta Ridge about 1 mi W of hwy 101 Comment
  OBI29953  Trichostema lanceolatum Jim Pollard 1972-8-29 11 San Luis Obispo Santa Margarita, approx 5 mi up Park Hill Rd from hwy 58 Comment
  RSA733983  Trifolium D. M. McF 1953-6-3 s.n. San Luis Obispo Hearst Castle. San Simeon. Comment
  UCSC010649  Trifolium D. R. Miller 2016-5-2 s.n. San Luis Obispo on pond bank, Edmunson pond, Tobacco creek drainage, Pine Mountain Region 610 Comment
  SEINET7062896  Trifolium albopurpureum A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo? (WGS84/NAD83). UTM Zone 10, 716125mE, 3906095mN. 523 Comment
  UC55704  Trifolium albopurpureum var. albopurpureum Phoebe A. Hearst San Luis Obispo Comment
  UC1873077  Trifolium angustifolium D. R. Miller, Elizabeth Appel 2002-5-5 502 /748 San Luis Obispo Well distributed from [illeg.] (Hearst Ranch) to Arroyo Laguna/Oak Knoll creek confluence. Comment
  UC1583666  Trifolium barbigerum David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16998 San Luis Obispo along ridge Arroyo de la Cruz (betw Arroyo de al Cruz and Arroyo del Oso) Comment
  OBI64858  Trifolium bifidum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29421 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI64537  Trifolium bifidum David J. Keil 2003-5-15 30176 San Luis Obispo Crabtree development site. Santa Lucia Mts. Northwest of Cuesta Pass, west of Highway 101 Comment
  OBI12701  Trifolium ciliolatum Robert F. Hoover 1966-4-23 9841 San Luis Obispo La Panza Range. American Cyn campground Comment
  UCSB26139  Trifolium depauperatum var. amplectens Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of Cammatti Canyon Road Comment
  UCSB48355  Trifolium depauperatum var. amplectens Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir, Highway 166 213 Comment
  OBI75849  Trifolium depauperatum var. truncatum Al Lindholm 1971-4-11 172 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn. NE slope of Geode Mtn, just above rd 520 Comment
  UCR24782  Trifolium fragiferum George K. Helmkamp 1981-6-21 s.n. San Luis Obispo Central Coast, N side of roadside corner where Turri Road ends at Morro Bay, between Morro Bay State Park and Baywood Park 9 Comment
  SBBG118171  Trifolium fucatum M. Wetherwax, E. L. Painter, J Froland 2000-4-20 SLO 106 San Luis Obispo W side of seep, S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UC55273  Trifolium fucatum Mrs. R. W. Summers 1884-4-25 San Luis Obispo Comment
  SBBG108046  Trifolium hirtum C. B. Hardham 1958-5-28 3427 San Luis Obispo intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  CDA4340  Trifolium hirtum P. Tomsovic 1997-4-14 23 San Luis Obispo San Luis Peak, west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI67000  Trifolium hirtum D. R. Miller 1994-4-19 494 -203 San Luis Obispo Pine Mt Region. At the picnic spot confluence area on Cyn Trl, Pico crk drainage 762 Comment
  OBI73086  Trifolium incarnatum David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28670 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  SEINET6744701 Image available Trifolium macraei Marcus E. Jones 1882-1 2673 San Luis Obispo San Luis Obispo Comment
  CDA20539  Trifolium microcephalum G. Butterworth 2005-5-13 599 San Luis Obispo South Coast Ranges; 0.25 mi SE of 3 Dam Reservoir. 0 Comment
  OBI27169  Trifolium microdon Thomas Burrows 1980-5-3 44 San Luis Obispo Reservoir Cyn 168 Comment
  OBI66761  Trifolium microdon D. R. Miller 1989-4-25 489 -5 San Luis Obispo Between Pine Mt and Rocky Butte, at Hearst gate along ridge rd 884 Comment
  OBI57925  Trifolium oliganthum David J. Keil 1998-4-28 26981 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI31463  Trifolium oliganthum Joy Nishida, Robert Allen 1982-4-10 255 San Luis Obispo American Cyn; near stream in campground 524 Comment
  OBI66071  Trifolium subterraneum D. R. Miller 1994-3-17 394 -111 San Luis Obispo Pine Mt Region. Around Egeberg property. From Walnut orchard area, San Simeon crk drainage 610 Comment
  UCD39110  Trifolium variegatum Beecher Crampton 1964-5-18 6982 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  RSA17779  Trifolium variegatum var. melananthum Carl B. Wolf 1929-4-15 3594 San Luis Obispo 8 miles west of San Luis Obispo on road to Morro Bay 91 Comment
  SBBG109325  Trifolium willdenovii C. B. Hardham 1961-4-17 6843 a San Luis Obispo Pine Mtn N of Cambria 914 Comment