Search Results — 2000 specimen records retrieved (1144 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CDA17565  Abronia maritima Austin Griffiths 1980-11-18 s.n. San Luis Obispo Morro Bay Sandspit; just north of GRANDA BM 54 USCGS Marker betw. Grover City and Oceano Beach Ramps. . Comment
  LA211677  Abronia maritima Mark A. Elvin; Jason Storlie 2014-10-10 7647 San Luis Obispo Guandalupe-Nipomo Dumes National Wildlife Refuge, Guadalupe Dunes; Small swale/water hole ca. 100 meters NNW of Myrtle Pond, no standing water present, 250 meters from Pacific Ocean. 8.0 Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0025966  Abronia umbellata Robert F. Hoover 1947-7-26 7324 San Luis Obispo Piedras Blancas Point. Comment
  OBI72630  Abronia umbellata var. umbellata Wendy Thackery 2002-3-5 22 San Luis Obispo N of Morro Rock on dunes above high tide line 0 Comment
  OBI78315  Abronia umbellata var. umbellata David J. Keil, Eric Wise 1981-5-25 14779 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI13076  Abutilon theophrasti Hans Wilgenburg 1977-8-11 8 San Luis Obispo Cal Poly campus Comment
  OBI22782  Acacia cultriformis Jack M. Farrell 1955-2-21 117 San Luis Obispo Cal Poly campus Comment
  OBI81209  Acacia longifolia Liam Pestrella, Christian Parong, Byron Barrientos 2015-4-26 3 San Luis Obispo Oceano Dunes. Comment
  OBI10250  Acaena pinnatifida Robert F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI27216  Acer macrophyllum Thomas Burrows 1980-8-14 116 San Luis Obispo Reservoir Cyn 168 Comment
  UC18106  Acer negundo var. californicum W. H. Brewer 1861-4-12 433 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC28764  Achillea millefolium Clare B. Hardham 1958-2-13 2827 San Luis Obispo Cambria Comment
  OBI25571  Achillea millefolium David J. Keil 1981-5-16 14666 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI27551  Achillea millefolium Joan Coffey 1972-5-15 10 San Luis Obispo Poly Cyn rd, about 3/4 mi N of Cal Poly, San Luis Obispo Comment
  RSA0021200  Achnatherum brachychaetum David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Comment
  CAS-BOT-BC210602  Achnatherum coronatum Ernest C. Twisselmann 1956-6-7 2897 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Wilkinson Canyon, San Juan Hills, eastern San Luis Obispo County 472 Comment
  CAS-BOT-BC210603  Achnatherum coronatum Ernest C. Twisselmann 1956-6-7 2897 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Wilkinson Canyon, San Juan Hills, eastern San Luis Obispo County 472 Comment
  UC1131585  Achnatherum hymenoides W. A. Peterson 1936-7-9 333 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle Comment
  UCD50327  Achnatherum hymenoides Ernest C. Twisselmann 1958-4-24 4370 San Luis Obispo Ridge along the mouth of Caliente Canyon. Lower Sonoran Grassland. Shandon, California. San Luis Obispo County. 320 Comment
Read comments
Jun 26 2016
  UC1125435  Achyrachaena mollis C. M. Belshaw 1936-4-1 1769 San Luis Obispo 3.5 mi ne Morro; Cayucos Quad. 121 Comment
  UC463259  Achyrachaena mollis Roxana S. Ferris 1929-4-15 7630 San Luis Obispo 8 mi n, on San Luis Obispo Road Moro Comment
  OBI13044  Acmispon americanus var. americanus F. Rush May-56 80 San Luis Obispo Lower Hills, Mt SLO Comment
  OBI13194  Acmispon grandiflorus var. grandiflorus Robert F. Hoover 1950-5-6 7880 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI32099  Acmispon heermannii var. orbicularis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14419 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  CDA42066  Acourtia microcephala G. F. Hrusa 1987-6-13 5413 San Luis Obispo Santa Lucia Mountains; Above Huff's Hole creek, app. 1/2 mile upstream from Lopez Canyon. Comment
  PASA2379  Actaea spicata Margaret Stason 1930-4-14 San Luis Obispo West of Templeton Comment
  OBI28565  Adenostoma fasciculatum John Jackman & Julie Truesdale, Julie Truesdale 1980-1 43 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI75654  Adenostoma fasciculatum Nancy E. Arnold, Robert L. Allen 1981-5-17 303 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 305 Comment
  RSA0041512  Adiantum jordanii LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6430 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
  OBI3999  Adiantum jordanii Elizabeth Rudd 2014-3-9 176 San Luis Obispo 3 miles NE of Santa Margarita 305 Comment
  RSA128165  Adiantum jordanii Clare B. Hardham 1957-4-25 1743 San Luis Obispo Cypress Moutains, Sargent Cypress Grove Comment
  UC811114  Adiantum jordanii M. M. Miles 1880-1 San Luis Obispo Santa Lucia Range Comment
  CAS-BOT-BC29370  Ageratina adenophora R. Wunrow 1954-4-29 s.n. San Luis Obispo Upper part of See Canyon Comment
  RSA791588  Ageratina adenophora Margriet Wetherwax, E. Painter, David J. Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. West side of Dairy Creek bridge near junction of Amador and Menocino Streets, under bridge. 100 Comment
  SBBG117880  Agoseris grandiflora M. Wetherwax, E. Painter 2001-5-17 SLO 195 a San Luis Obispo ridgecrest between Whiskey and Dughi drainages; Camp San Luis Obispo 448 Comment
  OBI17127  Agoseris grandiflora var. grandiflora Ernest C. Twisselmann 1954-5-23 1288 San Luis Obispo Gillis Cyn Summit: 3/4 mi W of Eben McMillan Ranch 671 Comment
  OBI31423  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground 488 Comment
  UC1125473  Agoseris heterophylla var. cryptopleura W. N. Clute & P. Wilson 1938-4-8 507 San Luis Obispo 1 1/2 mi e of Nacimiento Ranch; Bradley Quadrangle 533 Comment
  OBI53299  Agoseris heterophylla var. heterophylla Lynne Dee Oyler 1986-3-21 360 San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  RSA160844  Agoseris heterophylla var. heterophylla Percy C. Everett, Nick Lolonis 1962-5-4 24485 San Luis Obispo Rd. to Creston 3.3 mi. from intersection with Hwy. 178. 457 Comment
  OBI66993  Agoseris retrorsa D. R. Miller 1994-5-12 594 -346 San Luis Obispo Pine Mt Region. On E slope of Pine Mt, above Mines area: Pico Crk drainage 945 Comment
  OBI2571  Agrostis exarata Larry E. Brown 1971-7-8 2062 San Luis Obispo In Prefumo Cyn near San Luis Obispo Comment
  UCD52099  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  OBI64713  Agrostis gigantea D. R. Miller 2005-7-25 705 .814 San Luis Obispo Pine Mt. Region. Growing along ditch edge in pasture at 1st gate +- 7.5 mi up San Simeon Crk 549 Comment
  CAS-BOT-BC139375  Agrostis hooveri R. F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  OBI22532  Agrostis hooveri Robert F. Hoover 1948-6-29 7546 San Luis Obispo Edge of San Luis Valley on Carpenter Cyn road to Arroyo Grande Comment
  CAS-BOT-BC138962  Agrostis pallens R. F. Hoover 1947-7-16 7306 San Luis Obispo Price Canyon. Comment
  CAS-BOT-BC138963  Agrostis pallens R. F. Hoover 1969-7-5 11419 San Luis Obispo Cambria. Comment
  UCD53602  Agrostis stolonifera Ernest C. Twisselmann 1967-8-23 13572 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  OBI42334  Aira caryophyllea David J. Keil 1986-6-3 19632 San Luis Obispo Along Clark Valley rd 1/2-3/4 mi SW of Los Osos Valley rd Comment
  CAS-BOT-BC445456  Alisma triviale R. F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Creek Comment
  OBI6182  Alisma triviale Robert F. Hoover 1964-8-13 9241 San Luis Obispo Mouth of Osos Crk Comment
  POM169684  Allium crispum J. H. Barber 1899-4-23 2922 San Luis Obispo Paso Robles. Comment
  UC1927800  Allium crispum David Keil, Kathleen Keil 2001-4-20 29372 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. x 120.26716 deg. W Comment
  OBI28171  Allium haematochiton Michael Glass 1981-5-5 42 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI25401  Allium hickmanii David J. Keil, Malcolm McLeod, Melissa Lucklow, et al. 1980-5-18 14029 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
  OBI81334  Allium lacunosum var. lacunosum David J. Keil, Janet Haden 1988-5-24 20686 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  OBI70209  Allium neapolitanum David J. Keil 2009-1 30580 San Luis Obispo San Luis Range. San Luis Obispo's Irish Hills Open Space. Comment
  UCSB29273  Allium unifolium Hardham, Clare 1960-4-21 San Luis Obispo Santa Barbara Rd., Atascadero Comment
  UC5356  Alnus rhombifolia Mrs. Blochman 1894-1-1 San Luis Obispo Santa Maria Comment
  UCR247991  Alnus rhombifolia David J. Keil 1986-9-27 19769 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI33331  Amaranthus albus David J. Keil 1983-10-21 17981 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI38229  Amaranthus albus Eric Wise 1983-10-25 1858 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston. 1/2 mi S of lake in pond Comment
  OBI20429  Amaranthus powellii Betty Sheehan 1957-10-10 3 San Luis Obispo Cal Poly campus, science bldg Comment
  OBI56814  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  OBI56839  Amaranthus retroflexus David J. Keil 1998-9-4 28074 San Luis Obispo Santa Margarita. 305 Comment
  CAS-BOT-BC13631  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9981 San Luis Obispo Santa Maria River north of Santa Maria. Comment
  JEPS31052  Ambrosia psilostachya Ernest C. Twisselmann 1959-11-2 5887 San Luis Obispo Shandon; Oso Flaco Lake Comment
Read comments
Sep 15 2014
  CAS-BOT-BC55569  Ambrosia psilostachya John Thomas Howell 1964-6-28 40719 San Luis Obispo Coast highway 1 mile n. of Ragged Pt. Comment
  CAS-BOT-BC273098  Ambrosia salsola R. F. Hoover 1950-4-14 7836 San Luis Obispo N. end of Elkhorn Plain Comment
  CAS-BOT-BC273094  Ambrosia salsola Ernest C. Twisselmann 1955-6-7 2120 San Luis Obispo San Emigdio Range. Cuyama Valley: Ventura Highway 1 mile north of Santa Barbara County Line 739 Comment
  UC1127817  Amelanchier utahensis G. T. Nordstrom 1937-6-14 1343 San Luis Obispo 2.5 mi se Lime Mtn.; Adelaida Quad. 304 Comment
  RSA121732  Amorpha californica H. C. Lee 1936-5-15 15619 San Luis Obispo 1 mile S.E. of Lmoa Pelona School. 198 Comment
Read comments
May 19 2013
  RSA121733  Amorpha californica B. Bolt 1936-5-7 703 San Luis Obispo 1 3/4m iles N. of Black. 396 Comment
  CAS-BOT-BC180597  Amorpha californica var. californica Clare B. Hardham 1959-6-8 4759 San Luis Obispo Delaganna Stream, north slope Cypress Mt., Santa Lucia Mountains Comment
  SBBG63572  Amsinckia R. Hoffmann 1932-3-20 San Luis Obispo top of Cuesta Grade Comment
  SEINET3871726  Amsinckia douglasiana Richard R. Halse 2011-3-22 8147 San Luis Obispo Along State Hwy. 1 ca 4.1 mi N of Guadalupe.; 0 48 Comment
  CAS-BOT-BC222367  Amsinckia douglasiana Lincoln Constance; Alan A. Beetle 1940-3-22 2539 San Luis Obispo California Inner Coast Ranges. Near San Juan Creek, Syncline Hill, 5 miles east of La Panza 548 Comment
  OBI30995  Amsinckia intermedia Julie M. Vanderwier 1979-4-4 105 San Luis Obispo Indian Knob Tar Sands Comment
  UC1925852  Amsinckia intermedia David Keil 1998-5-11 27210 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  SBBG107432  Amsinckia menziesii var. menziesii C. B. Hardham 1960-4-29 5525 San Luis Obispo Atascadero Comment
  UCSB39431  Amsinckia spectabilis var. microcarpa Fritzke, Sue 1980-4-25 San Luis Obispo On north side of Calif. 1 at Nipomo Mesa, 6 miles NW of Guadalupe 30 Comment
  OBI20671  Amsinckia tessellata Robert F. Hoover 1967-3-22 10256 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  OBI8523  Amsinckia tessellata Craig Woods 1978-3-23 9 San Luis Obispo Carizzo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd near the E.R. King ranch 610 Comment
  UC1925853  Amsinckia vernicosa David Keil 1998-6-5 27651 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Rd. Comment
  OBI20681  Amsinckia vernicosa Ernest C. Twisselmann 1954-5-1 1134 San Luis Obispo Temblor Range nd W San Joaquin Valley. summit of Associated Ridge, Temblor Mts, 6 mi E of Simmler Comment
  RSA0091576  Amsinckia vernicosa var. vernicosa G. Fred Hrusa 1998-3-28 14187 San Luis Obispo Carrizo Plain Natural Area. On steep SE-facing slope above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. 840 Comment
  CAS-BOT-BC64110  Ancistrocarphus filagineus Ernest C. Twisselmann 1954-5-13 1232 San Luis Obispo Upper Horseshoe Canyon, Temblor Mountains 853 Comment
  UC1285163  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo valley w of Mt. Bishop Comment
  SBBG96096  Antirrhinum kelloggii D. Keil, M. Meredith 1984-4-14 18125 San Luis Obispo S of Arroyo de la Cruz, N of San Simeon Comment
  OBI66633  Antirrhinum kelloggii Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia mts. West Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  OBI9731  Antirrhinum multiflorum Robert F. Hoover 1966-7-13 9898 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opposite Pilitas Crk Comment
  RSA601515  Antirrhinum ovatum C. F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge. 1372 Comment
  SD172198  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest range along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain Ridge 1372 Comment
  CAS-BOT-BC237884  Antirrhinum ovatum David M. Thompson; E. McMillan 1984-1-1 434 San Luis Obispo Temblor Range. 0.3 mile N of Pinole Spring. 4.7 miles S of junction of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 miles S of entrance road to McCornack Brothers Lake Ranch. 2.7 miles S of side road to Mine [this road just N of an abandoned..., 609 Comment
  SEINET12288281  Antirrhinum ovatum R. W. Storer 1949-1 453 San Luis Obispo 11 mi N & 4 mi W of Simmler Comment
  OBI38999  Aphanes occidentalis David J. Keil 1986-3-22 19097 San Luis Obispo 2.7 mi SE of jctn with Shell Crk rd along hwy 58 Comment
  OBI37409  Apium graveolens Eric Wise 1982-4-28 1389 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  SBBG23102  Apium graveolens E. R. Chandler 1962-6-15 863 San Luis Obispo Oso Flaco Lake Comment
  OBI20473  Apocynum cannabinum Robert F. Hoover 1947-7-16 7303 San Luis Obispo Edna Comment
  CAS-BOT-BC23531  Arctostaphylos crustacea Clare B. Hardham 1956-2-26 180 San Luis Obispo Cerro Alta Comment
  CAS-BOT-BC25048  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat bottomed Arroyo de la Cruz. 30 Comment
  OBI66768  Arctostaphylos cruzensis Austin P. Griffiths 1985-3-17 s.n. San Luis Obispo Vermillion Hill, Arroyo de la Cruz 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
  RSA630663  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24337 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  RSA0040398  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6298 a 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. 558 Comment
  CAS-BOT-BC24872  Arctostaphylos glandulosa subsp. cushingiana P. A. Munz 1953-2-3 18276 San Luis Obispo 9 mi. from Pozo on road to La Panza. 609 Comment
  CAS-BOT-BC23091  Arctostaphylos glandulosa subsp. glandulosa Ira L. Wiggins 1932-3-24 5850 San Luis Obispo roadsides and hills near Adelaide, W. of Paso Robles. 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
  CAS-BOT-BC39217  Arctostaphylos glauca Joseph Burtt Davy 1901-1-31 s.n. San Luis Obispo Paso Robles Comment
  OBI26638  Arctostaphylos glauca Lyda W. Edge 1972-4-5 115 San Luis Obispo Willow Creek road near Adelaida Comment
  UC1488831  Arctostaphylos glauca Lyda W. Edge 1972-4-5 114 San Luis Obispo Willow Creek rd near Adelaida Comment
  CAS-BOT-BC24623  Arctostaphylos glauca R. F. Hoover 1946-8-18 6308 San Luis Obispo East base of La Panza Range, on a branch of Novajo Creek. Comment
  SBBG44628  Arctostaphylos glauca L. W. Edge 1972-4-5 115 San Luis Obispo Willow Crk Rd near Adelaida Comment
  CAS-BOT-BC24523  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on hill top. Comment
  CAS-BOT-BC24532  Arctostaphylos hookeri subsp. hearstiorum Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo North-facing slope of hill just to the s. of Arroyo de la Cruz. 1.5 mi. e. of State highway 1, 9.4 mi. n. of entrance to Comment
  UCD141966  Arctostaphylos luciana G. F. Hrusa; D. Ragan 1995-6-20 12388 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Summit of ridge immediately E of Mt. Lowe. And approximately 1/3 m E of summit along fire break road. 650 Comment
  RSA3443  Arctostaphylos luciana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains: east of pass on road to San Luis Obispo. Comment
  RSA381050  Arctostaphylos luciana Roman Gankin, W. Richard Hildreth 1967-11-13 1183 San Luis Obispo Ca. 1 mile east of Cuesta Pass on ridge road Comment
  SBBG44621  Arctostaphylos morroensis L. W. Edge 1972-4-3 100 San Luis Obispo S end of Morro Bay Comment
  UCD52921  Arctostaphylos obispoensis Roman Gankin 1963-4-10 354 San Luis Obispo About 6 mi. east of Morro Bay. Comment
  SBBG119458  Arctostaphylos pechoensis C. Bornstein, E. Collins 2006-9-21 San Luis Obispo See Cyn Rd, ca. 0.8 mi NW of jct with Davis Cyn Rd 68 Comment
  UCD53551  Arctostaphylos pechoensis Roman Gankin 1966-2-17 669 San Luis Obispo A few yards west of U.S. Highway 101 on Cuesta Pass summit. Comment
  OBI70808  Arctostaphylos pilosula David J. Keil, with V. L. Holland 2009-6-16 30618 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Vic. 35 deg. 9.9'N x 120 deg. 34.9'W. Comment
  CDA17647  Arctostaphylos pilosula Austin Griffiths, G. F. Hrusa, T. Gaskin 1984-2-5 s.n. San Luis Obispo South Coast Ranges; Outer rim of trail from Pozo Summit to Pine Mtn.,nr. Pine Mtn. 1005 Comment
  JEPS49512  Arctostaphylos pilosula H. A. Jensen 1933-6-14 San Luis Obispo near Miles 152 Comment
  OBI20210  Arctostaphylos pilosula David J. Keil 1979-5-26 13083 San Luis Obispo S of San Luis Obispo just S of jctn S. Higuera nad US 101 and East along ridgeline Comment
  SEINET11984954  Arctostaphylos pilosula Unknown 1965-1 471 San Luis Obispo summit Carpenter Canyon, Arroyo Grande Comment
  UC1276219  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo summit of range e Pozo; La Panza Range Comment
  UCD53643  Arctostaphylos pilosula Roman Gankin 1966-2-17 660 San Luis Obispo Hill north of summit of Noyes Road; 0.2 mile southwest of junction with Highway 227; north of Arroyo Grande. Comment
  OBI14495  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  CDA17684  Arctostaphylos tomentosa subsp. tomentosa A. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson 1985-3-17 s.n. San Luis Obispo Vermillion Hill, Arroyo de la Cruz. 0 Comment
  OBI22525  Aristida adscensionis Robert F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Crk Comment
  OBI32988  Aristida adscensionis David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16975 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI75823  Aristocapsa insignis Robert F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI75991  Armeria maritima subsp. californica Helen Jones 1981-5-4 50 San Luis Obispo Piedras Blancas Point; found on Old Lighthouse rd Comment
  OBI38078  Arnica discoidea David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18696 San Luis Obispo Ca. 4 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout Comment
  OBI75302  Artemisia biennis David J. Keil 2010-11-10 30963 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  OBI31254  Artemisia californica Joy Nishida 1982-10-2 529 San Luis Obispo North end of American Canyon campground Comment
  CAS-BOT-BC84826  Artemisia cana subsp. cana Ernest C. Twisselmann 1960-9-13 6005 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC1119571  Artemisia douglasiana B. Bolt 1936-6-5 758 San Luis Obispo 2 1/2 mi ne Santa Margarita (Plot 138); San Luis Obispo, Quadrangle Comment
  CAS-BOT-BC84815  Artemisia douglasiana R. F. Hoover 1966-9-16 10050 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  CAS-BOT-BC84817  Artemisia douglasiana R. F. Hoover 1964-8-13 9220 San Luis Obispo San Bernardo Creek Comment
  UC892547  Artemisia tridentata subsp. tridentata Carl B. Wolf 1932-11-18 4418 San Luis Obispo 1 mi w Kern County line (Santa Maria-Maricopa State Highway, upper end of Cuyama Valley); Cuyama Valley Comment
  UC1123528  Asclepias eriocarpa T. M. Hendrix 1937-5-24 208 San Luis Obispo mouth American Canyon; Los Padres National Forest, Pozo Quadrangle Comment
  SBBG28563  Asclepias fascicularis E. C. Twisselmann 1967-8-23 13563 San Luis Obispo Eben McMillan residence, Choice Valley 701 Comment
  UCR42814  Asphodelus fistulosus David J. Keil 1979-4-29 13047 San Luis Obispo Central Coast, along US Hwy 101, c. 5 mi south of San Luis Obispo Comment
  CAS-BOT-BC177490  Astragalus asymmetricus Clare B. Hardham 1959-5-20 4575 San Luis Obispo Intersection of Nacimiento Dam Road and road to Pleyto Comment
  OBI78774  Astragalus curtipes Michael Walgren 2014-4-5 374 San Luis Obispo Morro Bay north of intersection of Quintana Rd. and Highway 1. 49 Comment
  UC127091  Astragalus curtipes H. M. Hall 1907-5-11 7692 San Luis Obispo San Luis Obispo Comment
  RSA110186  Astragalus curtipes H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11276 San Luis Obispo 3.5 miles s. of Cambria. 30 Comment
  SBBG108012  Astragalus curtipes C. B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Crk Comment
  UC463301  Astragalus curtipes Roxana S. Ferris 1929-4-13 7528 San Luis Obispo serpentine hills e San Luis Obispo; e of San Luis Obispo Comment
  OBI79001  Astragalus didymocarpus David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R18E Section 8. Comment
  CAS-BOT-BC182340  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1957-4-17 3400 San Luis Obispo San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  OBI76698  Astragalus didymocarpus var. milesianus Jason Dart 2005-4-29 264 San Luis Obispo S base of the S Hills Open Space near end of Calle Jazmin, City of San Luis Obispo 52 Comment
  CHSC47123  Astragalus douglasii L. P. Janeway 1988-4-15 2633 San Luis Obispo Just S of Antelope Grade (hwy 46) ca 4 mi E of Cholame. 502 Comment
  UCD104738  Astragalus douglasii G. K. Helmkamp; Elizabeth Helmkamp 2005-4-22 9419 San Luis Obispo San Luis Obispo County: East side of south inner coast ranges: Carriza Highway at Mile 38 (CA-58 E of Santa Margarita and W of Simmler-Bitterwater Road). 610 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC182911  Astragalus douglasii Alice Eastwood; John Thomas Howell 1936-5-9 2376 San Luis Obispo Nacimiento River on road between Adelaida and Pleyto Comment
  SEINET948314  Astragalus douglasii var. douglasii J. H. Barber 1901-1 s.n. San Luis Obispo Bank of Huer Huero, East of Paso Robles. Comment
  OBI13347  Astragalus gambelianus Robert F. Hoover 1947-3-23 6724 San Luis Obispo La Panza District Comment
  OBI78784  Astragalus gambelianus Michael Walgren 2014-4-6 370 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  CAS-BOT-BC187536  Astragalus macrodon Ernest C. Twisselmann 1969-4-14 15113 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  CAS-BOT-BC187543  Astragalus macrodon Alice Eastwood; John Thomas Howell 1936-5-5 2206 San Luis Obispo Near Atascadero Comment
  UCR143021  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo Outer South Coast Ranges, 4 miles east of Templeton 427 Comment
  SD40234  Astragalus nuttallii Edith A. Purer 1940-8-2 7988 San Luis Obispo Sand dunes,Oso Flaco Lake. Comment
  SDSU7598  Astragalus nuttallii D. F. Howe 1962-6-22 3348 San Luis Obispo Sand dunes at Lake Opo Flaco. Comment
  CAS-BOT-BC186544  Astragalus nuttallii var. nuttallii Alice Eastwood; John Thomas Howell 1938-6-15 5974 San Luis Obispo Between Cambria and San Simeon Comment
  UC454089  Astragalus nuttallii var. nuttallii I. J. Condit 1909-9-6 San Luis Obispo Oceano Oceano (among sand hills) Comment
  CAS-BOT-BC186548  Astragalus nuttallii var. nuttallii Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  RSA606075  Astragalus oxyphysus R. S. Woglum 1938-4-23 1564 San Luis Obispo Inner South Coast Ranges: Cottonwood Pass, near Cholame; Bluestone Ridge; junction with Monterey, Kings, and Kern Counties. Comment
  OBI13384  Astragalus trichopodus var. phoxus Robert F. Hoover 1947-5-30 7229 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  UC564112  Athysanus pusillus Roxana S. Ferris 1935-3-29 9081 San Luis Obispo 7 mi e of Pozo (on the Santa Maria-McKittrick Road); Santa Maria-McKittrick Road Comment
  CHSC69640  Atriplex James D. Jokerst; Mike Foster 1988-3-10 2988 San Luis Obispo Soda Lake on Carrizo Plains, E edge of S end of lake complex. Comment
  RSA65399  Atriplex californica F. W. Peirson 1920-8-1 1822 San Luis Obispo Morro Inlet. Comment
  CAS-BOT-BC168314  Atriplex canescens var. canescens R. F. Hoover 1966-10-7 10133 San Luis Obispo Canyon of Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  CAS-BOT-BC172627  Atriplex coronata Ernest C. Twisselmann 1954-5-12 1220 San Luis Obispo Hills at Palo Prieta Summit 685 Comment
  OBI36504  Atriplex coronata Charloitte L. Chamberlain-Bowen 1982-6-2 477 b San Luis Obispo Soda Lake, Carrizo Plain, S on SW side of lake. Chimineas Ranch quad: T31S, R19E, SE1/4 NE1/4 sec 14 585 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
  OBI35257  Atriplex lentiformis H. E. Jones 1981-5-18 25 San Luis Obispo Point Piedras Blancas Comment
  OBI73252  Atriplex prostrata Michael Walgren 2010-9-18 170 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1; at mouth of San Geronimo Crk Comment
  OBI58110  Atriplex semibaccata Austin P. Griffiths 1981-9-12 s.n. San Luis Obispo Pismo Dunes. On ocean bluff along stairway to beach at Sea Crest Motel, Pismo Beach (North) Comment
  RSA202525  Atriplex semibaccata E. C. Twisselmann 1968-8-23 14906 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  OBI66223  Atriplex serenana David J. Keil 1998-10-9 28152 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  JEPS119348  Atriplex spinifera R. Snyder, K. Soler 2012-6-25 CA 160 -06 San Luis Obispo Carrizo Plain National Monument. Enter CPNM via 7 mile road. Can instantly be seen growing along both sides of road for several miles. Comment
  UCSB38591  Atriplex spinifera Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake; 30.8 mi. NW of California Valley; 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  RSA115511  Atriplex subspicata E. C. Twisselmann 1955-10-1 2435 San Luis Obispo Morro Bay State Park: edge of bay, near golf course. 0 Comment
  OBI17257  Atriplex watsonii Marta Bruckner 1963-11-5 8 San Luis Obispo Morro Bay state park Comment
  CDA16886  Avena barbata 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
  HSC91813  Avena barbata Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI30847  Avena barbata Julie M. Vanderweir 1979-4-4 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI5478  Avena barbata Sharon Jochums 1974-4-10 108 San Luis Obispo W of hwy 1 on marine terr of San Simeon Point Comment
  OBI66878  Avena barbata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29571 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
  OBI74285  Avena barbata Theo Fitanides, Anthony Baniaga 2010-2-28 26 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 543 Comment
  SEINET2444729  Avena barbata Steven A. Junak, Tina J. Ayers 1989-4-12 3945 San Luis Obispo Cuesta Ridge. Along N side of man road (USFS Road # 29s11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 miles W of Highway 101.; 0 762 Comment
  CAS-BOT-BC145965  Avena fatua Ernest C. Twisselmann 1954-10-31 1650 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI30846  Avena fatua Julie M. Vanderweir 1979-4-4 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI47370  Avena fatua David J. Keil 1985-3-26 18478 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  RSA0040401  Avena fatua LeRoy Gross, Evan Meyer 2014-4-15 6234 b 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
  SEINET4175783  Avena fatua Marcus E. Jones 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  OBI5477  Avena fatua Sharon Jochums 1974-2-17 17 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  CAS-BOT-BC98689  Baccharis douglasii Clare B. Hardham 1959-9-27 4988 San Luis Obispo Santa Lucia Mountains - Arroyo de la Cruz Comment
  OBI58274  Baccharis glutinosa Austin P. Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Guadalupe Dunes. Along N edge at E end of Oso Flaco causeway Comment
  UC1119652  Baccharis glutinosa H. C. Lee 1936-3-17 516 San Luis Obispo Arroyo Grande, Oso Flaco Lake 30 Comment
  OBI70093  Baccharis glutinosa Bernard Miossi 1939-8-4 145 San Luis Obispo Along edna-Pismo rd, 2.5 mi SW of Edna Comment
  OBI83485  Baccharis pilularis Madison Torio, Erick Gomez, Sarah Haluschak 2017-2-14 2 San Luis Obispo Cal Poly Campus, the "P" ridge. Found in the flat area between the "P" and the ridge. 331 Comment
  RSA123013  Baccharis pilularis F. H. Raymond 1930-9-25 123 San Luis Obispo Morro Bay 0 Comment
  UCR264515  Baccharis pilularis Mark A. Elvin, Jason Storlie 2014-10-10 7696 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '4-pond East' in '4-Pond Valley,' 15 m from southern boundary of the Refuge 18 Comment
  OBI16968  Baccharis pilularis David Gleason 1964-2-9 5 San Luis Obispo 4 mi west of Atascadero Comment
  SEINET11844567  Baccharis pilularis var. consanguinea S. A. Thompson, Rawlins, J. E. 1988-1 5242 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  CAS-BOT-BC99750  Baccharis salicifolia Ernest C. Twisselmann 1954-3-26 948 San Luis Obispo Chris Twisselmann Ranch: 6 miles southeast of Cholame 579 Comment
  SBBG104440  Baccharis salicifolia M. D. Proctor, E. A. Young 1993-4-12 ROB 394 San Luis Obispo ca. 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  RSA585722  Baccharis salicifolia D. A. Young, F. L. Johnson 1992-6-17 s.n. San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  UC1118914  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1937-6-16 1344 San Luis Obispo 4.2 mi ese of Lime Mtn. (Adelaida); Adelaida 243 Comment
  UC52318  Barbarea orthoceras Rev. R. W. Summers 1886-3-21 909 San Luis Obispo San Luis Obispo Mt. Comment
  OBI75450  Bauhinia forficata Matt Ritter 2011-9-30 5089 San Luis Obispo SLO, Broad and Lincoln St Comment
  CDA11604  Bellardia trixago G. F. Hrusa 1995-6-21 12403 San Luis Obispo Hollister Peak; S base of Hollister Peak near homestead. Comment
  OBI44971  Bellardia trixago David J. Keil 1979-4-29 13060 San Luis Obispo Laguna Lake Park Comment
  SEINET12090858  Berberis dictyota R. Gankin, Hildreth, W. R. 1967-1 1130 a San Luis Obispo 0.7 mi SW from Noyes Road on State Route 227, Arroyo Grande Comment
  UCD110436  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 609 Comment
  OBI75083  Beta vulgaris subsp. maritima Michael Walgren 2011-4-22 224 San Luis Obispo Morro Strand State beach, on dunes near the entrance kiosk to the campground at Yerba Buena St. Comment
  CAS-BOT-BC127994  Bidens pilosa John Thomas Howell 1960-3-22 35141 San Luis Obispo at the mission, San Luis Obispo Comment
  UCR147031  Bidens pilosa var. pilosa George K. Helmkamp, E. A. Helmkamp 2004-10-8 8835 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI59545  Blepharizonia laxa George Butterworth 1997-11-3 206 San Luis Obispo hwy 58 rd cut, 2 mi W of navajo Crk Comment
  UC454414  Bloomeria crocea Manton San Luis Obispo Cuesta grade Comment
  POM32023  Boisduvalia densiflora R. W. Summers 1886-9-21 s.n. San Luis Obispo [No location information on label.] Comment
  RSA216789  Boisduvalia densiflora var. densiflora Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo. Comment
  CAS-BOT-BC31046  Bolboschoenus maritimus Ernest C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. Comment
  OBI37589  Bolboschoenus maritimus subsp. paludosus David J. Keil 1983-11-19 18053 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI65608  Borago officinalis Austin P. Griffiths 1987-2-25 18059 San Luis Obispo Kathleen and Gaylord Jones residence, Arroyo Grande Comment
  OBI47491  Bowlesia incana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18235 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI34291  Bowlesia incana David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15776 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E sects 28,32,33 Comment
  POM313187  Brachypodium distachyon Malcolm A. Nobs, S. Galen Smith 1949-6-24 862 San Luis Obispo Salt marshes at east end of Morro Bay. Comment
  SBBG104365  Brassica geniculata D. A. Young, F. L. Johnson 1992-6-17 ROB 53 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI28811  Brassica nigra David J. Keil 1981-4-24 14458 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif SR 58 Comment
  SEINET2444506  Brassica nigra Jillian C. Boettcher 2002-4-16 5 San Luis Obispo Pismo Beach. South facing mountain slope 1 mile E of Pismo Beach along Hinds Rd. 24 Comment
  CDA43173  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spooner s Cove. 0 Comment
  OBI29569  Brassica rapa Melissa Luckow 1981-6-25 686 San Luis Obispo N of San Simeon Beach Comment
  SBBG80459  Brassica tournefortii C. F. Smith 1975-5-13 10844 San Luis Obispo above farmyard NW of Guadalupe, S of Oso Flaco Lake 0 Comment
  OBI16901  Brickellia nevinii Robert F. Hoover 1952-9-9 8331 San Luis Obispo Caliente MT. Comment
  CAS-BOT-BC145497  Briza maxima W. A. Silveus 1938-6-26 2817 San Luis Obispo Morro Bay. Comment
  OBI30114  Briza maxima Melissa Luckow 1982-6-24 890 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of road Comment
  OBI45264  Briza maxima Francis X. Villablanca 1986-5-17 6 San Luis Obispo 1/2 mi S of Ardath St, and 1/4 mi E of the end of Pineridge end of Pineridge Rd Comment
  OBI72824  Bromus carinatus Michael Walgren 2010-4-30 146 San Luis Obispo Montana de Oro State Park along the Coon Crk Trl. Approx 1/3 of the way in from the trailhead Comment
  OBI80002  Bromus carinatus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31383 San Luis Obispo San Luis Range (Irish Hills). Hibberd Preserve 399 Comment
  RSA718823  Bromus carinatus Michael Honer 2002-4-27 1621 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  RSA0021502  Bromus carinatus var. carinatus David J. Keil, V. L. Holland 2013-4-16 31580 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway. 255 Comment
  RSA0037452  Bromus carinatus var. carinatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6490 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  UC337750  Bromus carinatus var. carinatus unknown San Luis Obispo Comment
  UCR140380  Bromus carinatus var. maritimus George K. Helmkamp 2004-3-15 8369 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI22373  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Plants of the Temblor Range and Western San Juaquin Valley; Chris Twisselmann Ranch: Eastern San Luis Obispo County 655 Comment
  CAS-BOT-BC156182  Bromus catharticus R. F. Hoover 1949-4-26 7635 San Luis Obispo San Luis Obispo, along streets. Comment
  OBI31745  Bromus diandrus Smeltzer, Turnquist 1982-4-12 18 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  SBBG118218  Bromus hordeaceus M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 93 San Luis Obispo old rd bed from water tower across NW slope of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  UC1131052  Bromus hordeaceus C. A. Graham 1939-4-17 542 San Luis Obispo 1.3 mi ne of Scott Ranch 579 Comment
  UC1131053  Bromus hordeaceus C. M. Belshaw 1936-3-23 1698 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  OBI47104  Bromus hordeaceus LynneDee Oyler 1986-4-5 387 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  RSA212568  Bromus hordeaceus E. C. Twisselmann 1969-4-24 15191 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 229 Comment
  UCSB16235  Bromus inermis Hardham, Clare 1957-5-31 San Luis Obispo Fair Oaks Ranch, South Road to Adelaida; Santa Lucia Mtns Comment
  RSA201559  Bromus madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon. Comment
  OBI33004  Bromus madritensis subsp. madritensis David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16977 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI22400  Bromus madritensis subsp. rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley. 1 mi S 8 mi E Shandon Comment
  OBI26909  Bromus madritensis subsp. rubens Betty Breuleux, Carol Hawkins 1980-4-22 18 San Luis Obispo Along road in Poly Cyn approx 200 ft past gate, Cal Poly State Univ., San Luis Obispo Comment
  UC1131226  Bromus madritensis subsp. rubens B. Bolt 1936-3-13 619 San Luis Obispo 1 mi w of Cerro Romauldo 182 Comment
  CAS-BOT-BC162232  Bromus maritimus R. F. Hoover 1964-5-15 8897 San Luis Obispo Ridge south of San Carpoforo Creek (trail to Pine Top Mountain). Comment
  CDA26796  Bromus mollis Beth Waterbury 1983-4-8 25 San Luis Obispo San Luis Obispo, Cal Poly Campus, 1 mile up Poly Canyon, growing with other annual grasses on gentle south slope. 0 Comment
  OBI80101  Bromus pseudolaevipes David J. Keil 2012-5-27 31360 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  UCR266651  Bromus pseudolaevipes David J. Keil 2001-5-8 29424 San Luis Obispo Central Coast/South Coast Range, Prefumo Canyon, c. 2.5 mi from Los Osos Valley Road along Prefumo Canyon Road 183 Comment
  OBI33057  Bromus pseudolaevipes David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17007 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso 55 Comment
  OBI32313  Bromus sitchensis David J. Keil, Eric Wise 1981-5-25 14816 San Luis Obispo North San Simeon in vicinity of Arroyo de la Cruz Comment
  UCR272685  Bromus sterilis David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19490 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  UC1583749 Image available Bromus vulgaris David Keil, V. L. Holland 1986-5-26 19602 San Luis Obispo Oak Shores development on n shore of Nacimiento Lake Nacimiento Lake; , Oak Shores development Comment
  CAS-BOT-BC36885  Cakile edentula var. edentula R. F. Hoover 1947-3-8 6659 San Luis Obispo Near Piedras Blancas Point. Comment
  CDA43337  Cakile maritima David J. Keil 2011-11-5 31148 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach. Comment
  UCD114946  Cakile maritima L. Gottlieb 1969-9-21 s.n. San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  OBI10815  Calandrinia breweri Robert F. Hoover 1952-5-11 8197 San Luis Obispo Burned area at navajo Camp, La Panza Range Comment
  RSA755085  Calandrinia breweri David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  CAS-BOT-BC438526  Calandrinia ciliata Eben McMillan 1957-4-17 34 -9 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  CAS-BOT-BC167325  California macrophylla Ernest C. Twisselmann 1965-3-23 10496 San Luis Obispo Pinole Hills at the head of Bitterwater Creek 670 Comment
  CAS-BOT-BC167330  California macrophylla Ernest C. Twisselmann 1954-4-16 1066 San Luis Obispo Home Ranch: 1/8 mile from ranch house on Owens Field Road 655 Comment
  RSA176274  Callitriche heterophylla subsp. heterophylla R. F. Thorne, P. C. Everett 1963-6-12 32261 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI20940  Callitriche marginata Robert F. Hoover 1967-4-8 10381 San Luis Obispo Carrizo Plain Near N end of Soda lake Comment
  SBBG104376  Callitriche trochlearis M. D. Proctor, E. A. Young 1993-3-19 ROB 267 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  OBI3577  Calocedrus decurrens Mary Kidd 1971-8-26 206 San Luis Obispo Along drive between Trinity Hall and the North Mtn dorms, Calif State Polytechnic College Comment
  OBI79808  Calochortus albus D. R. Miller 2013-5-22 513 .1061 San Luis Obispo The Rocky Butte/Pine Mountain region, Ridge Road between upper meadows and Coual Meadow, Tobacco Creek drainage. 900 Comment
  OBI49956  Calochortus argillosus David Keil 1979-7-1 13125 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon road. Comment
  CAS-BOT-BC132364  Calochortus clavatus Mrs. R. W. Summers 1882-6-24 839 San Luis Obispo Los Osos Valley Comment
  OBI55645  Calochortus clavatus David J. Keil 1989-6-9 21246 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  CAS-BOT-BC132356  Calochortus clavatus C. Butterworth; Clare B. Hardham 1960-6-17 6156 San Luis Obispo Hi Mountain, Pozo Comment
  OBI55203  Calochortus clavatus Greg Frugoli 1997-5-31 95 San Luis Obispo Found 2 mi NE of end of pavement on Pozo Rd W of the summit; La Panza Range, Los Padres NF (Hwy 58 burn area) Comment
  SBBG108264  Calochortus luteus C. B. Hardham 1959-5-6 4412 San Luis Obispo between Adelaida and Nacimiento Dam Comment
  CAS-BOT-BC132431  Calochortus obispoensis R. F. Hoover 1969-6-23 11387 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  UCSB57245  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On the north side of Hampton Canyon, 1/2 mile west from its junction with Reservoir Canyon, just north of San Luis Obispo off Hwy. 101 365 Comment
  CAS-BOT-BC132449  Calochortus palmeri R. F. Hoover 1946-6-2 6121 San Luis Obispo East base of La Panza Range, on branch of Navajo Creek Comment
  SBBG104904  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 549 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  SBBG49340  Calochortus venustus L. W. Edge 1972-5-11 180 San Luis Obispo Turri Rd, S of Morro Bay, E of Los Osos Crk estuary Comment
  CAS-BOT-BC496844  Calochortus venustus R. F. Hoover 1969-5-20 11317 San Luis Obispo Klau district mines, Santa Lucia Range Comment
  CAS-BOT-BC496848  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo Los Osos + San Luis Valleys Comment
  OBI56591  Calycadenia villosa David J. Keil 1998-6-30 27870 San Luis Obispo Just S of junction with Hwy 58 along Red Hill Rd. Comment
  UC135008  Calycadenia villosa Alice Eastwood 1902-6-14 San Luis Obispo La Panza; near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  CDA11373  Calyptridium monandrum G. F. Hrusa 1995-4-15 12093 San Luis Obispo La Panza Range; Immediately adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. Comment
  OBI10807  Calyptridium monandrum Robert F. Hoover 1947-4-12 6902 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI65699  Calyptridium parryi var. hesseae D. R. Miller 1994-6-15 694 -440 San Luis Obispo Pine Mt Region. In roadway at Art Williams mining claim [?]. Marmolejo Crk drainage Comment
Read comments
Dec 15 2017
  OBI66153  Calyptridium parryi var. parryi D. R. Miller 2002-5-10 502 /752 San Luis Obispo Pine Mt. Region. Along edge of cut area below lookout tower 1000 Comment
  UCR248164  Calystegia longipes David J. Keil 1998-6-10 27769 San Luis Obispo Los Padres National Forest. Black Mountain Road, 0.2-0.3 miles above (northwest of) junction with Navajo Road 864 Comment
  OBI79507  Calystegia longipes David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31398 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CAS-BOT-BC221397  Calystegia macrostegia subsp. cyclostegia Alice Eastwood; John Thomas Howell 1938-6-15 5969 San Luis Obispo Between Cambria and San Simeon Comment
  OBI15320  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1948-3-28 7434 San Luis Obispo coast west of Cambria Comment
  OBI25931  Calystegia macrostegia subsp. cyclostegia Lorraine Vinland 1981-7-3 12 San Luis Obispo Madonna Mt. Comment
  OBI31612  Calystegia macrostegia subsp. cyclostegia Smeltzer/Turnquist 1982-5-7 116 San Luis Obispo Laguna Lake park Comment
  RSA710320  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove, 50 m from low sea cliff. 10 Comment
  UC1969506  Calystegia macrostegia subsp. cyclostegia David Keil 25-26 June 1988 20818 San Luis Obispo Morro Bay. Rolling hills between Downing Ave. and South Bay Blvd. north of California Rte. 1. Comment
  RSA195776  Calystegia macrostegia subsp. cyclostegia E. C. Twisselmann 1967-4-27 12928 San Luis Obispo South side of San Carpoforo Creek. 53 Comment
  SD43634  Calystegia macrostegia subsp. cyclostegia Darley F. Howe 1948-5-17 1850 San Luis Obispo Coast Comment
  OBI28425  Calystegia soldanella Karin Long 1982-4-3 San Luis Obispo On the Primary Dunes - Morro Bay sand spit at the southern end of Shark Inlet Comment
  RSA710606  Calystegia subacaulis R. K. Brummitt, David J. Keil 1998-5-9 19804 San Luis Obispo SW suburbs of San Luis Obispo, above Profumo Creek. 100 Comment
  UC52172  Calystegia subacaulis subsp. episcopalis Mrs. R. W. Summers 1887-5-11 601 San Luis Obispo Islai Hill near San Luis Obispo, Islai Hill Comment
  UCR4635  Camissonia boothii subsp. decorticans Frank C. Vasek 1963-5-11 630511- 03 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  SFV20434  Camissonia campestris S. Kimball 1999-4-17 37 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Swain Pasture, west side of Soda Lake Road. 700 Comment
  UC572397  Camissonia campestris subsp. campestris D. Axelrod 1935-3-31 198 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quadrangle 762 Comment
  RSA212536  Camissonia campestris subsp. obispoensis E. C. Twisselmann 1969-7-5 15653 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  RSA120666A  Camissonia campestris subsp. obispoensis Clare B. Hardham 1958-5-7 3240 San Luis Obispo Santa Lucia Mountains: Bee Rock. Comment
  RSA125214  Camissonia cheiranthifolia subsp. cheiranthifolia P. A. Munz 1957-5-17 22588 San Luis Obispo South end of Morro Bay Comment
  RSA215460  Camissonia cheiranthifolia subsp. cheiranthifolia K. L. Chambers 1966-8-30 2471 San Luis Obispo Near mouth of Hazard Canyon, 1.5 miles south of the south end of Morro Bay Comment
  UCR158180  Camissonia cheiranthifolia subsp. suffruticosa George K. Helmkamp 2004-6-15 8649 San Luis Obispo Central Coast, Sand dunes beside the Pacific Ocean WNW of Oso Flaco Lake 6 Comment
  RSA43089  Camissonia micrantha Robert F. Hoover 1947-4-25 7068 San Luis Obispo Black Lake, south of Arroyo Grande. Comment
  RSA186561  Camissonia ovata Peter H. Raven 1964-3-25 18747 San Luis Obispo 1 mile south of Cambria Comment
  POM98547  Camissonia strigulosa P. A. Munz 1925-3-25 9243 San Luis Obispo Morro. Comment
  OBI33315  Camissoniopsis cheiranthifolia Robert J. Rodin 1956-5-29 6086 San Luis Obispo At S end of Morro Bay Comment
  CAS-BOT-BC160283  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach Comment
  OBI58549  Camissoniopsis micrantha David J. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UCSB47263  Camissoniopsis micrantha Agbayani, Randy San Luis Obispo Nipoma Mesa on Calif. 1 north-west, 27 miles from Guadalupe Comment
  UC2027410  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo Southeast Half of the Caliente Range. 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  UCSB42036  Cardamine californica Martinez, L. 1979-3-2 San Luis Obispo 2 miles east of U.S. 101 on Cuesta Ridge Road, Los Padres National Forest 609 Comment
  RSA128460  Cardamine californica var. integrifolia Clare B. Hardham 1958-3-22 2912 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  CDA34867  Cardamine hirsuta David J. Keil 1999-3-14 28213 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  CAS-BOT-BC37981  Cardamine oligosperma R. F. Hoover 1947-3-26 6736 San Luis Obispo Just south of Price Canyon. Comment
  OBI74990  Cardamine oligosperma Michael Walgren 2011-3-1 213 San Luis Obispo Cal Trans right of way along hwy 1 at San Simeon State Park, between Cambria and San Simeon Acres 13 Comment
  SBBG109316  Cardamine oligosperma C. B. Hardham 1964-5-2 11024 San Luis Obispo Bear Trap on John Bowman Ranch Comment
  UC1126653  Cardaria draba C. M. Belshaw 1936-3-23 1717 San Luis Obispo 1.4 mi ssw of Hollister Peak 106 Comment
  UC1191449  Cardaria draba Malcolm A. Nobs, S. Galen Smith 1949-6-24 859 San Luis Obispo at e end of Morro Bay Morro Bay 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
  OBI75212  Carduus tenuiflorus David J. Keil 2011-6-6 31044 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Weed-covered hillside northwest of athletic fields 117 Comment
  OBI58905  Carex douglasii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  CDA13961  Carex globosa G. F. Hrusa, D. Ragan 1997-8-1 14072 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Clumping, colonial, on steep slopes in live oak woodlands, w/tanoak, Q. chrysolepi, Q. agrifolia. Trib. of Water Canyon from E w/perm. water. Comment
  CAS-BOT-BC21863  Carex harfordii R. F. Hoover 1948-5-5 7521 San Luis Obispo Oak Park district. Comment
  RSA142237  Carex luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo North slope Cypress Mt. Santa Lucia Mountains. Comment
  UC463211  Carex nudata Roxana S. Ferris 1929-4-15 7629 San Luis Obispo San Luis Obispo Creek; two miles south of town on state highway Comment
  SBBG40277  Carex obispoensis R. F. Hoover 1969-6-23 11392 San Luis Obispo NW of Cuesta Pass Comment
  UC1108391  Carex obispoensis Clare B. Hardham 1959-4-29 4337 San Luis Obispo Steiner Creek, San Luis Obispo. Comment
  RSA142250  Carex obispoensis Clare B. Hardham 1958-4-9 3051 San Luis Obispo West of Cuesta Pass Comment
  UC1100508  Carex pellita Malcolm A. Nobs, S. Galen Smith 1948-9-9 670 San Luis Obispo about 4 mi s Pismo Beach; Dune Lakes Gun Club Comment
  CAS-BOT-BC118546  Carex praegracilis Alice Eastwood; John Thomas Howell 1937-4-22 3860 San Luis Obispo In marsh near Creston. Comment
  OBI40672  Carex praegracilis David J. Keil 1985-6-9 18800 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto lake Comment
  UCSB51266  Carex praegracilis Ferren, Wayne 1984-4-18 San Luis Obispo Upper Campground Area; San Simeon State Beach 60 Comment
  SD132501  Carex schottii G. Helmkamp 1990-9-3 San Luis Obispo South end of Morro Bay; southwest of Baywood Park; coastal strand. 14 Comment
  SBBG110362  Carex serratodens C. B. Hardham 1958-5-10 3300 San Luis Obispo Cypress Mtn Comment
  OBI76886  Carex subfusca D. R. Miller 2012-3-30 312 .1015 San Luis Obispo Rocky Butte/Pine Mt Region. At Cole Ranch, above Marmolejo crk 770 Comment
  OBI4309  Carpobrotus chilensis Felice C. Movich 1969-4-2 14 San Luis Obispo Dunes near Montana de Oro, south of Morro Bay Comment
  POM280177  Carpobrotus chilensis Cora W. Benson 1929-1-27 s.n. San Luis Obispo Pismo Beach 6 Comment
  UCR103961  Carthamus baeticus George K. Helmkamp 1997-6-21 2062 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI76877  Carthamus lanatus D. R. Miller 2012-7-24 712 .1027 San Luis Obispo Rocky Butte/Pine Mt Region. At Cyn Trl and Pear Tree Flats. juctn, Pico crk drainage 890 Comment
  SBBG21278  Castilleja affinis J. Patman 1963-5-30 San Luis Obispo near Cambria Comment
  UC56095  Castilleja affinis subsp. affinis J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  OBI58459  Castilleja affinis subsp. affinis Austin P. Griffiths, M. D. Knutsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe dunes. Golden Girls Meadow, NW edge of Santa Maria River Estuary in first N arroyo Comment
  UCSB5986  Castilleja affinis subsp. affinis Jacobson, A. 1959-4-11 San Luis Obispo Roadside of Hwy 1, 22 miles north of Cambria Pines 152 Comment
  UCSB5987  Castilleja affinis subsp. affinis Newby, Ron 1959-4-11 San Luis Obispo 22.3 miles N. of Cambria; on hyway 1 near the coast 30 Comment
  OBI9720  Castilleja applegatei Robert F. Hoover 1964-5-11 8793 San Luis Obispo Near Hi Mtn Spring Camp Comment
  OBI31215  Castilleja attenuata Julie M. Vanderwier 1979-5-4 155 San Luis Obispo Indian Knob Tar Sands Comment
  OBI52720  Castilleja densiflora David J. Keil, Kathleen Keil 1992-4-11 22792 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca. 2 mi E of Soda Lake Rd at intersection with small cross rd Comment
  OBI78946  Castilleja densiflora David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  OBI31678  Castilleja densiflora subsp. obispoensis Turnquist, Smeltzer 1982-5-1 81 San Luis Obispo On the NE side of Laguna Lake Park Comment
  JEPS77471  Castilleja densiflora subsp. obispoensis T. I. Chuang with Fei-Mei Chuang 1978-5-19 7693 San Luis Obispo 3.6 mi s San Simeon Comment
  OBI69478  Castilleja densiflora subsp. obispoensis Jody Olson, Amy Millan 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range C.Base of first berm. UTM E 708984 N 39135680 Site B2. Site F. Comment
  OBI9395  Castilleja densiflora subsp. obispoensis Rimo Bacigalupi & G. T. Robbins, G. T. Robbins 1952-4-22 3658 San Luis Obispo Field at jctn of old and new rds (coastal county rd), 1 mi S of Cambria Pines Lodge, Cambria Comment
  UCSB59206  Castilleja densiflora subsp. obispoensis Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo In Reservoir Canyon on northern side, north of San Luis Obispo off Hwy.101 213 Comment
  OBI78354  Castilleja exserta Robert F. Hoover 1967-5-13 10564 San Luis Obispo Coast W of Cambria Comment
  OBI32788  Castilleja exserta David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12729 San Luis Obispo 30 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  SBBG107012  Castilleja exserta subsp. exserta C. B. Hardham 1960-4-13 San Luis Obispo fields near mouth of Cantinas Crk Comment
  SBBG7086  Castilleja exserta subsp. exserta E. R. Blakley 1960-7-2 3508 San Luis Obispo 0.25 mi W of Oso Flaco Lake Comment
  UCSB26233  Castilleja exserta subsp. exserta Broder, Richard 1960-4-10 San Luis Obispo on State Hwy 1; six miles north of Morro Bay (city) Comment
  CAS-BOT-BC241068  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  OBI74541  Castilleja plagiotoma George Butterworth 2010-4-23 783 San Luis Obispo Chimineas Ranch. Garcia rd, 0.1 mi S of Black Chin Rd 1036 Comment
  RSA201643  Castilleja plagiotoma R. F. Hoover 1952-5-24 8205 San Luis Obispo Caliente Mountain along Summit Ridge Comment
  JEPS35060  Castilleja subinclusa subsp. subinclusa R. F. Hoover 1952-5-26 8222 San Luis Obispo near Caliente Mt. summit; Caliente Mt. Comment
  CAS-BOT-BC38237  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  OBI30155  Caulanthus anceps Robert J. Rodin 1962-4-1 6833 San Luis Obispo About 4 mi E of Cholame Comment
  POM143651  Caulanthus anceps J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC38235  Caulanthus anceps Ernest C. Twisselmann 1956-3-18 2566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gillis Canyon. 579 Comment
  OBI57958  Caulanthus anceps K. & G. Jones, G. Jones 1984-3-25 s.n. San Luis Obispo La Panza Range. La Panza district, across Pozo rd from the Bench Mark on the N side of the rd on a wide open hill slope Comment
  OBI77646  Caulanthus anceps Eben McMillan 1952-3-4 24 San Luis Obispo E. McMillan Ranch 2 mi S 8 mi E Shandon Comment
  SBBG84583  Caulanthus coulteri C. F. Smith 1957-4-21 5160 San Luis Obispo Hwy 399 (St Hwy 33), just E of Hwy 166 to Maricopa Comment
Read comments
Dec 3 2006
  JEPS29342  Caulanthus coulteri var. lemmonii Rimo Bacigalupi and L. Heckard 1962-3-27 8438 San Luis Obispo s of State Highway 41 2.0 mi ne of its junction with U.S. 466 (4.0 mi w of Kern County line); w of Kern County Line 365 Comment
  CAS-BOT-BC40463  Caulanthus inflatus R. F. Hoover 1966-3-30 9780 San Luis Obispo First large canyon north of Crocker Grade, west side of Temblor Range. Comment
  OBI77647  Caulanthus inflatus Robert F. Hoover 1966-3-30 9780 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor range Comment
  OBI41050  Caulanthus lasiophyllus David J. Keil 1986-5-13 19442 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  CAS-BOT-BC40362  Caulanthus lasiophyllus Clare B. Hardham 1957-4-2 1605 San Luis Obispo Santa Lucia Mountains. Kiler Canyon - Peachy Canyon cut off. Comment
  UCD114689  Caulanthus lasiophyllus Ernest C. Twisselmann 1963-4-25 8105 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Goldtree Hills, 1.5 miles SW of Grants Lake. 731 Comment
  CAS-BOT-BC39539  Caulanthus lemmonii Chester Dudley 1926-4-1 s.n. San Luis Obispo Paso Robles. Comment
  SBBG117767  Caulanthus lemmonii E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 67 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  UC1927897  Caulanthus lemmonii David Keil, Kathleen Keil 2001-4-20 29360 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58 Comment
  CAS-BOT-BC39513  Caulanthus lemmonii Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road. Comment
  SBBG2440  Caulanthus lemmonii C. B. Hardham 1957-3-24 1555 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  JEPS99408  Ceanothus Clare B. Hardham 1969-5-20 11030 San Luis Obispo McChesney Peak Comment
  UC1071086  Ceanothus crassifolius N. French 1936-1-31 705 San Luis Obispo head of Davis Canyon Port San Luis quad 457 Comment
  UC79999  Ceanothus crassifolius K. Brandegee June 1889 San Luis Obispo San Simeon Comment
  CAS-BOT-BC48302  Ceanothus cuneatus Alice Eastwood 1929-3-7 16858 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC49018  Ceanothus cuneatus Gertrude Sinsheimer 1939-2-1 s.n. San Luis Obispo Nipomo Mesa Comment
  OBI37714  Ceanothus cuneatus David J. Keil, Dirk Walters 1980-4-5 13758 San Luis Obispo Ca. 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch rd Comment
  UC1071102  Ceanothus cuneatus var. cuneatus A. E. Wieslander 1931-1-3 143 San Luis Obispo near Los Berros, Arroyo Grande quad. 121 Comment
  UC1276245  Ceanothus cuneatus var. cuneatus R. F. Hoover 1958-3-26 8433 San Luis Obispo Ridge of Santa Lucia Mts. nw of Cuesta Pass. Comment
  CDA17943  Ceanothus cuneatus var. cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18157 San Luis Obispo Montana de Oro State Park; Near W end of path, (ca. 200 yds from ocean) westernmost. 0 Comment
  OBI66701  Ceanothus cuneatus var. fascicularis Austin P. Griffiths 1987-4-29 18142 San Luis Obispo Montana de Oro State Park, Hazard Cyn Comment
  OBI10478  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1958-3-26 8433 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta pass Comment
  RSA758315  Ceanothus cuneatus var. ramulosus Dylan O. Burge 2007-4-18 DOB 851 c San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, 5.2 road miles northwest of Highway 101 via TV Tower Road (West Cuesta Ridge Road), 14.9 km 61 degrees true east-northeast of Los Osos. 770 Comment
  OBI66696  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 16163 San Luis Obispo Cuesta Ridge; 0.25 mi down from radio tower 610 Comment
  OBI66697  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 18162 San Luis Obispo Cuesta Ridge. Downslope from coll. 18161 which is along roadside along ridge NW of Cuesta Pass Comment
  CAS-BOT-BC64401  Ceanothus foliosus subsp. medius D. O. Burge 2007-4-18 DOB 852 b San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, 5.2 road miles (8.3 km) nw. of Hwy 101 via TV Tower Road (W. 770 Comment
  SBBG4192  Ceanothus foliosus var. medius M. J. Cody 1938-5-15 San Luis Obispo near Pozo, 10 to 15 mi E of San Margarita Comment
  SBBG93621  Ceanothus foliosus var. medius S. A. Junak, T. Ayers 1989-4-12 3943 San Luis Obispo rd leading to W side of Pick and Shovel Mine; S of USFS Rd 29S11.3 ca. 4.4 mi W of US Hwy 101 743 Comment
  UC1071414  Ceanothus griseus B. Bolt 1936-2-18 580 San Luis Obispo 1/2 mi s Hollister Peak; Cayucos quad. 213 Comment
  OBI56210  Ceanothus impressus Jerry Copeland 1974-2-17 1054 a San Luis Obispo Gates' Property, grand View Mesa, Nipomo Comment
  OBI69623  Ceanothus impressus Austin P. Griffiths 1985-3-13 s.n. San Luis Obispo Nipomo Mesa; Just off Pomeroy N of Willow St Comment
  OBI10488  Ceanothus impressus Robert F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi W of Nipomo Comment
  UC1070852  Ceanothus leucodermis T. M. Hendrix 1937-4-27 115 San Luis Obispo 2 miles N of El Dorado School. 579 Comment
  UCD112201  Ceanothus leucodermis H. van Elden 1929-4-15 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  CAS-BOT-BC50544  Ceanothus maritimus R. F. Hoover 1959-4-3 8489 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on State Highway 1, above site of former Washington School. 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
  SEINET11191841  Ceanothus maritimus C. L. Schmidt 1986-2-8 1026 San Luis Obispo .8 miles S of creek draining Arroyo del la Cruz and CA-1. 60 Comment
  UC1070914 Image available Ceanothus oliganthus var. oliganthus H. C. Lee 1936-5-26 632 San Luis Obispo 5 1/4 miles S. E. of Pozo; Pozo quadrangle, Santa Barbara National Forest Comment
  SBBG48480  Ceanothus oliganthus var. sorediatus L. W. Edge 1974-6-11 468 San Luis Obispo Santa Rita Cyn Rd Comment
  UC369006  Ceanothus oliganthus var. sorediatus B. E. and H. J. Miossi 1940-3-19 228 San Luis Obispo 5.5 mi n San Luis Obispo (e facing slope of Cuesta Canyon, along old Cuesta Grade.) 385 Comment
  UCD170345  Ceanothus papillosus D. O. Burge; S. Ratay 2016-12-3 2204 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 130 Comment
  UCD34865  Ceanothus papillosus var. roweanus Beecher Crampton 1964-5-20 7003 San Luis Obispo San Luis Obispo County, ca. 11 miles N.W. of Templeton, Klau Mine area. Comment
  UC1071398  Ceanothus thyrsiflorus H. A. Jensen 1930-8-7 51 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  CAS-BOT-BC52269  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  CAS-BOT-BC281981  Centaurea benedicta R. F. Hoover 1967-4-12 10428 San Luis Obispo Upper Arroyo Grande valley Comment
  SD194274  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Road, between California Men's Colony and Chorro Reservoir. 152 Comment
  CDA37119  Centaurea melitensis D. B. Joley 1976-5-1 32 San Luis Obispo Hwy. 41. 0 Comment
  OBI3865  Centaurea melitensis Patricia Wiese 1971-5-31 75 San Luis Obispo Fuelbreak in Cuesta ridge Botanical area. 2 mi NW of Cuesta Pass 762 Comment
  JEPS32768  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo at the Twisselmann Ranch cattle guard Palo Prieta Canyon (w San Joaquin Valley); San Joaquin Valley, Temblor Range 579 Comment
  CAS-BOT-BC277221  Centaurea solstitialis Clare B. Hardham 1956-9-16 1352 San Luis Obispo Santa Lucia Mountains. V2 Ranch, Fork Mt. Comment
  RSA232086  Centaurea solstitialis C. W. Tilforth, John Dourley 1972-8-23 643 San Luis Obispo Cuesta Ridge, W of Cuesta Grade Summit, c. 8 mi N of San Luis Obispo 549 Comment
  UCSB39923  Centaurea solstitialis Shaw, J. 1982-7-1 San Luis Obispo Perfumo Canyon Road, 0.5 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  JEPS31116  Centromadia fitchii Ernest C. Twisselmann 1962-10-9 7910 San Luis Obispo Temblor Range, Western San Joaquin Valley, Bitterwater Road 632 Comment
  OBI16182  Centromadia parryi subsp. congdonii Robert F. Hoover 1946-8-3 6263 San Luis Obispo Laguna near SLO Comment
  OBI16130  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-19 9610 San Luis Obispo Divide between Calf Cyn and Huerhuero Creek Comment
  CAS-BOT-BC179727  Centrostegia thurberi R. F. Hoover 1952-11-1 8268 San Luis Obispo Caliente Comment
  CAS-BOT-BC388207  Cerastium fontanum subsp. vulgare Ernest C. Twisselmann 1953-6-16 213 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  UC1125801  Cerastium glomeratum P. L. Johannsen 1936-3-21 705 San Luis Obispo 2 1/2 mi. s.e. Terrace Hill (Plot 3); San Luis Obispo Quad. 121 Comment
  CAS-BOT-BC400193  Ceratophyllum demersum Chester Dudley 1935-1-1 s.n. San Luis Obispo Salinas River at San Miguel Comment
  OBI50349  Cercocarpus betuloides Robert F. Hoover 1967-5-5 10520 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI75769  Cercocarpus betuloides Steven A. Junak 1990-4-26 4202 San Luis Obispo Santa Lucia Mts: Near boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt road on Ames property, which is ca. 1.8 mi W of intersection with hwy 101 518 Comment
  POM98103  Cercocarpus betuloides Philip A. Munz 1925-3-25 9200 San Luis Obispo Morro Creek. 305 Comment
  UC1127828  Cercocarpus betuloides var. betuloides H. C. Lee 1936-3-10 477 San Luis Obispo Indian Knob 243 Comment
  UC90102  Chaenactis fremontii L. Jared 1892-1 San Luis Obispo Goodwin Comment
  UCR25496  Chaenactis glabriuscula K. C. Nixon 1977-4-22 673 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo Sand Dunes, 6 mi north of Guadalupe on Calif. Hwy 1 (Pacific Coast Hwy) 31 Comment
  CAS-BOT-BC277490  Chaenactis glabriuscula var. glabriuscula D. E. Breedlove 1962-3-24 1987 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  UC1315065  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1967-3-22 10266 San Luis Obispo w of Simmler (hills at w edge of Carrizo Plain); Carrizo Plain Comment
  CAS-BOT-BC277476  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1967-4-9 10420 San Luis Obispo Panorama Hills south of Recruit Canyon 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
  SBBG13998  Chaenactis glabriuscula var. lanosa E. R. Blakley 1962-5-23 5141 San Luis Obispo Union Oil Co, Coke Plant entrance, off Hwy 1, W end of Nipomo Mesa 41 Comment
  UC31025  Chaenactis glabriuscula var. lanosa W. H. Brewer 1861-4-13 444 San Luis Obispo Arroyo Grande Comment
  OBI28822  Chaenactis glabriuscula var. lanosa Melissa Luckow, CNPS 1981-4-18 676 San Luis Obispo Navajo Campground Comment
  RSA13053  Chaenactis stevioides C. B. Wolf 1935-4-17 s.n. San Luis Obispo Cottonwood Canyon, 0.1 mile west of Kern County line, Diablo Range 579 Comment
  UC1315033  Chaenactis stevioides R. F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  OBI16821  Chaenactis stevioides Robert F. Hoover 1967-3-22 10257 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  CAS-BOT-BC279727  Chaenactis xantiana Roxana S. Ferris 1955-5-23 12808 San Luis Obispo Cammatti Canyon road, 1.6 mi. N of junction with Creston-La Panza road Comment
  OBI16812  Chaenactis xantiana Robert F. Hoover 1947-3-30 6838 San Luis Obispo Fernandez Crk, on La Panza-Shandon Rd Comment
  OBI82365  Chenopodium David J. Keil 2015-9-21 33403 San Luis Obispo Arroyo Grande. Vacant lot at northwestern corner of intersection of Woodland Drive and Fair Oaks Avenue. 25 Comment
  OBI82429  Chenopodium album David J. Keil 2015-9-25 33413 San Luis Obispo Outside city limits of San Luis Obispo along Los Osos Valley Road between Diablo Drive and Foothill Road 43 Comment
  RSA423246  Chenopodium ambrosioides var. ambrosioides Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  UCD170306  Chenopodium berlandieri Austin P. Griffiths 1986-10-30 17982 San Luis Obispo San Luis Obispo County: Viscinity of Oceano. Comment
  SDSU20253  Chenopodium littoreum Michael G. Simpson, Nuri Benet-Pierce, John Pierce, Lori Simpson 2012-6-9 3696 San Luis Obispo Ca. 0.1 mile west of junction of Calendar Road and Hwy 1 (Cabrillo Hwy.), ca. 300 feet west of railroad tracks, beyond fence, ca. 0.4 mile southeast of Black Lake. 36 Comment
  OBI13086  Chenopodium murale Hans Wilgenburg 1977-8-11 26 San Luis Obispo Cal Poly Campus Comment
  OBI17204  Chenopodium murale Robert F. Hoover 1964-10-3 9315 San Luis Obispo Bluffs S of mouth of Islay crk Comment
  OBI57388  Chenopodium vulvaria David J. Keil 1998-6-8 27698 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  CAS-BOT-BC184858  Chloris virgata Ernest C. Twisselmann 1968-8-23 14910 San Luis Obispo Estrella River 2.5 miles north of River Grove. 243 Comment
  OBI4784  Chlorogalum pomeridianum Constance L. Baird 1972-5-22 13 San Luis Obispo Reservoir Cyn 91 Comment
  CAS-BOT-BC497738  Chlorogalum pomeridianum R. F. Hoover 1965-5-20 9377 San Luis Obispo Hill west of Poly Canyon Comment
  OBI32291  Chlorogalum pomeridianum var. divaricatum David J. Keil 1982-6-26 16249 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI3922  Chlorogalum pomeridianum var. pomeridianum Patricia Wiese 1971-5-31 87 San Luis Obispo In Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI60927  Chlorogalum purpureum var. purpureum David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and LynneDee Althouse 2000-5-16 s.n. San Luis Obispo Camp Roberts; along C25 Rd, between Avery and Tower Rd Comment
  UC1296310 Image available Chlorogalum purpureum var. reductum R. F. Hoover 1957-5-3 8384 San Luis Obispo 18 mi e Creston (on La Panza Road) Comment
  OBI47442  Chloropyron maritimum subsp. maritimum David J. Keil 1984-5-28 s.n. San Luis Obispo S end of Morro Bay of Sweet Springs Marsh. Comment
  OBI16793  Chondrilla juncea Robert F. Hoover 1965-9-22 9634 San Luis Obispo Roadside weed just W of town on hwy 1 Comment
  CAS-BOT-BC178948  Chorizanthe angustifolia Roxana S. Ferris 1929-4-15 7613 San Luis Obispo between Guadalupe and Callender Comment
  CAS-BOT-BC178951  Chorizanthe angustifolia Clare B. Hardham 1961-5-16 7045 San Luis Obispo Baywood Park Comment
  OBI46282  Chorizanthe angustifolia David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1994-3-10 18087 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State hwy 1 Comment
  SBBG30918  Chorizanthe angustifolia R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  CAS-BOT-BC178944  Chorizanthe angustifolia Alice Eastwood 1936-5-6 2228 San Luis Obispo Morro Sands Comment
  OBI56503  Chorizanthe angustifolia Clifton F. Smith 1951-4-19 3020 a San Luis Obispo On sandy Nipomo Mesa N of Guadalupe Comment
  CAS-BOT-BC178971  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  OBI73639  Chorizanthe biloba David J. Keil 2010-6-7 30875 San Luis Obispo La Panza Mountains. Highway 58 between La Panza Road and Shell Creek Road Comment
  SBBG1390  Chorizanthe biloba var. biloba C. B. Hardham 1958-6-17 2245 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC1392853  Chorizanthe biloba var. biloba R. F. Hoover 1969-6-3 11366 San Luis Obispo La Panza district , La Panza district (Windmill Creek) Comment
  OBI11246  Chorizanthe breweri Robert F. Hoover 1969-6-23 11393 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  OBI20267  Chorizanthe diffusa Ann McBeth 1979-4-25 4 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  CAS-BOT-BC191232  Chorizanthe douglasii James L. Reveal 1988-5-26 6905 San Luis Obispo Along California Highway 58, 2.1 mile W of Shell Creek Road, 7.6 miles NW of La Panza and 0.5 mile E-SE of the La Panza Road at Wilson Corner, 1537 miles NW of the Pozo Road near Santa Margarita 472 Comment
  CAS-BOT-BC191233  Chorizanthe douglasii James L. Reveal 1988-5-26 6913 San Luis Obispo Along California Highway 58, 2.1 mile W of Shell Creek Road, 7.6 miles NW of La Panza and 0.5 mile E-SE of the La Panza Road at Wilson Corner, 1537 miles NW of the Pozo Road near Santa Margarita 472 Comment
  OBI76609  Chorizanthe membranacea Michael Walgren 2012-3-27 273 San Luis Obispo Ridgeline of the Santa Lucias about .5 mi N of San Carpoforo. Near Bald Top Mtn 723 Comment
  UCR122489  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6635 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  NY285645  Chorizanthe palmeri E. Palmer 1876-6-26 464 San Luis Obispo Comment
  SEINET7063717  Chorizanthe palmeri A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  UC1296123  Chorizanthe palmeri R. F. Hoover 1964-7-11 9190 San Luis Obispo San Bernardino Creek e Morro Bay; San Bernardino Creek e of Morro Bay Comment
  UC1296122  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Spring Creek Comment
  UCD77536  Chorizanthe palmeri Robert E. Preston 1999-7-9 1225 San Luis Obispo San Luis Obispo County: S slope of Cuesta Ridge, ca. 0.25 mi N of RR tracks, UTM 3913700 N, 713150 E 365 Comment
  UCD99792  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo County: adjacent to Cuesta Park. Comment
  CDA11532  Chorizanthe staticoides G. F. Hrusa, D. Ragan 1995-6-2 12360 San Luis Obispo Black Butte Research Natural Area; immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe, Los Padres Natl. Forest. Comment
  OBI74387  Chorizanthe staticoides Theo Fitanides, Anthony Baniaga 2010-5-7 169 San Luis Obispo Tierra Redonda Mtn BLM ACEC 514 Comment
  RSA20404  Chorizanthe staticoides Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9441 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  CAS-BOT-BC247820  Chorizanthe uniaristata Ernest C. Twisselmann 1956-6-26 3014 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Temblor Mountains east of the Mariannas [Mariana] Ranch 1066 Comment
  CAS-BOT-BC247858  Chorizanthe ventricosa R. F. Hoover 1949-5-29 7730 San Luis Obispo Cottonwood Pass, west side Comment
  CAS-BOT-BC247878  Chorizanthe watsonii R. F. Hoover 1952-4-20 8133 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC255367  Chorizanthe xanti var. xanti James L. Reveal 1988-5-26 6908 San Luis Obispo Along California Highway 58, 2.4 miles east of San Juan Creek between La Panza and the Carrisa Plains, 1.1 mile west of the Bitterwater Road adn 3.3 miles east of the turnoff to Pozo, north-northwest of Syncline Hill 548 Comment
  SBBG94414  Chorizanthe xanti var. xanti D. Keil 1986-4-26 19212 San Luis Obispo just off St Hwy 58 on Navajo Rd 606 Comment
  OBI36129  Chrysolepis chrysophylla var. minor Walter F. Chesbro 1978-5-26 250 F San Luis Obispo Montana de Oro State Park Comment
  UC1135212  Chrysolepis chrysophylla var. minor H. C. Lee 1936-1-31 380 San Luis Obispo saddle s Davis Canyon; Port San Luis Quad. 441 Comment
  UC1135213  Chrysolepis chrysophylla var. minor H. A. Jensen 1930-9-25 68 San Luis Obispo Mouth of Coon Creek; Cayucos Quad. 91 Comment
  UC1873087 Image available Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s. n. San Luis Obispo Santa Lucia Mountains W of Templeton on Santa Rita Creek Road, 3.7 mi W of Vineyard Drive. Comment
  UCR109708  Cirsium brevistylum R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  CAS-BOT-BC100954  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1938-6-14 5917 San Luis Obispo Prefumo Canyon Comment
  SBBG35847  Cirsium loncholepis R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  OBI81487  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 21 San Luis Obispo Los Padres N.F. on Road 29S02 c. 100ft south of intersection with 28S02 near Navajo Campground. Live Oak/ Gray pine woodland. 305 Comment
  CAS-BOT-BC285460  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  UC1119186  Cirsium occidentale var. californicum T. M. Hendrix 1937-5-24 214 San Luis Obispo 3 1/2 mi ne of Black Mt.; Pozo Quadrangle 548 Comment
  CAS-BOT-BC100978  Cirsium occidentale var. compactum R. F. Hoover 1967-5-13 10567 San Luis Obispo Coast west of Cambria Comment
  OBI16737  Cirsium occidentale var. compactum Robert F. Hoover 1967-5-13 10567 San Luis Obispo Coasta west of Cambria 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
  OBI16736  Cirsium occidentale var. occidentale Robert F. Hoover 1964-8-14 9258 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC280127  Cirsium occidentale var. venustum H. Walton Clark 1926-6-1 s.n. San Luis Obispo Paso Robles Comment
  SD124435  Cirsium scariosum var. citrinum Clifton F. Smith 1973-9-12 10673 San Luis Obispo Big Twin Lake, south of Oceano. Comment
  OBI28258  Clarkia affinis Spasbo/Krystoff 1982-4-18 13 San Luis Obispo 22 mi E of Arroyo grande 762 Comment
  CAS-BOT-BC172294  Clarkia bottae R. F. Hoover 1947-5-30 7234 San Luis Obispo Huasna District Comment
  RSA124808  Clarkia bottae Clare B. Hardham 1957-10-1 2490 San Luis Obispo Santa Rosa Creek, near Oceania Mine Road, Santa Lucia Mountains Comment
  SBBG4952  Clarkia bottae C. B. Hardham 1958-7-1 3749 San Luis Obispo Old Crk, Santa Rita Rd Comment
  OBI58562  Clarkia cylindrica David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27494 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  UCSB42071  Clarkia cylindrica McEnulty, Mary 1979-5-22 San Luis Obispo Nipoma Mesa 30 Comment
  CDA15769  Clarkia cylindrica G. F. Hrusa 1993-5-21 11063 San Luis Obispo Big Falls Creek. E side of creek approx. 3/4 mile upstream from confluence with Lopez Creek. Comment
  UCSB39413  Clarkia cylindrica Mutter, Fritz 1976-5-20 San Luis Obispo On highway 41; one mile from the junction with hwy. 46 335 Comment
  SBBG18045  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1962-6-23 10357 San Luis Obispo Oak Flat 4 mi NW of Paso Robles Comment
  CAS-BOT-BC172260  Clarkia cylindrica subsp. cylindrica R. F. Hoover 1967-6-4 10619 San Luis Obispo Between Shell Creek and Cammatti Creek on Highway 58 Comment
  UC1018319  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 207 San Luis Obispo 5.3 mi s Highway 178 (Simmler to Soda Lake) Comment
  UCR248187  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  OBI32162  Clarkia prostrata David J. Keil, Melissa Luckow 1981-7-3 14980 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI66406  Clarkia prostrata David J. Keil, with 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
  RSA0059910  Clarkia prostrata Clare B. Hardham 1959-5-21 4624 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  OBI27306  Clarkia purpurea subsp. quadrivulnera Robert L. Allen, Nancy E. Arnold 1981-5-20 339 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  UCSB42068  Clarkia purpurea subsp. quadrivulnera McEnulty, Mary 1979-5-22 San Luis Obispo Nipomo Mesa 30 Comment
  RSA108209  Clarkia purpurea subsp. quadrivulnera Harlan Lewis, C. Epling 1947-5-2 180 San Luis Obispo Sand dunes N of Guadalupe Comment
  UCSB26218  Clarkia purpurea subsp. quadrivulnera Gliessman, Nan 1968-4-20 San Luis Obispo north roadside; Califomia Highway 1; 12.3 miles north of Santa Maria River crossing; Nipomo Mesa 60 Comment
  CAS-BOT-BC164557  Clarkia purpurea subsp. viminea R. F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi. s. of Arroyo Grande Comment
  OBI74344  Clarkia similis Theo Fitanides, Anthony Baniaga 2010-5-7 177 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  CAS-BOT-BC165252  Clarkia speciosa subsp. immaculata H. Lewis; M. Lewis 1947-6-24 469 San Luis Obispo Carpenter Canyon, 3.8 miles south of Edna School Comment
  SBBG125408  Clarkia speciosa subsp. immaculata M. A. Elvin with L. D. Althouse 2006-5-25 4916 San Luis Obispo NW portion of Arroyo Grande, Old Oak Park site 76 Comment
  UCR160154  Clarkia speciosa subsp. speciosa George K. Helmkamp, E. A. Helmkamp 2005-6-9 9581 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
  SBBG5004  Clarkia speciosa subsp. speciosa H. and M. Dearing 1940-6-16 4383 San Luis Obispo 6 mi S of Pozo Comment
  SEINET10492154  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-C San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  CAS-BOT-BC165573  Clarkia unguiculata F. C. Vasek 1962-7-1 s.n. San Luis Obispo 1.8 mi toward Atascadero from Cerro Alto Public Campground on Atascadero-Morro Bay Road Comment
  OBI27307  Clarkia unguiculata Robert L. Allen, Nancy E. Arnold 1981-5-20 332 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. @ 1/2 down E facing slope 305 Comment
  SEINET10837682  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -3 San Luis Obispo Enter los padres nf from hwy 58 at navajo rd, head s into nf, 1.8 mi later go Left at "t" then stay right at "v" (head toward navajo camp). After crossing A wash immediately take a hard (<90o) left turn (don't go through a big metal Gate). The pop extends from about 300-1000 yards down this rd which heads e-w Along a creek/wash. N-facing slope with oaks, ribes, rhus. Several hundred Plants, just beginning to flower. Comment
  RSA0028044  Claytonia exigua Greg Wilvert 2005-4-9 201 San Luis Obispo Above Lawson Spring. 850 Comment
  RSA469308  Claytonia perfoliata Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  CAS-BOT-BC439952  Claytonia perfoliata subsp. mexicana Roxana S. Ferris 1929-4-13 7513 San Luis Obispo Foot of the Cuesta Grade, northern side Comment
  OBI3979  Clematis lasiantha Elizabeth Rudd 1971-4-26 236 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI74419  Clematis lasiantha Theo Fitanides, Anthony Baniaga 2010-4-23 143 San Luis Obispo Tierra Redonda Mtn BLM ACEC 585 Comment
  OBI10679  Clematis lasiantha P. J. Justen 1966-4-8 11 San Luis Obispo On old Hwy 101 going up to Cuesta grade Comment
  UC52180  Clematis lasiantha Rev. R. W. Summers April 1886 San Luis Obispo Obispo Mt. Comment
  SBBG127291  Clematis ligusticifolia D. Keil 2013-8-22 31921 San Luis Obispo Morro Bay State Park, E of S Bay Blvd at northern edge of park along unpaved access rd to pumphouse, area of former cmpgrd 5 Comment
  UC52339  Clematis ligusticifolia Mrs. R. W. Summers San Luis Obispo Comment
  UCSB7630  Clinopodium douglasii Haller, John 1966-6-3 San Luis Obispo About 0.5 miles south of Cambria on road to Cambria Pines Lodge Comment
  SBBG6516  Clinopodium mimuloides C. B. Hardham 1958-9-2 3906 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC310652  Collinsia heterophylla Philip A. Munz 1926-4-8 10140 San Luis Obispo Paso Robles 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
  OBI82569  Collomia heterophylla David J. Keil, with Kathleen Keil 2016-6-26 33280 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  UCR103968  Conium maculatum George K. Helmkamp 1997-6-22 2081 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  RSA415944  Conyza coulteri Thekla Mohr 1911 San Luis Obispo San Luis Obispo. Comment
  SBBG109136  Cordylanthus maritimus subsp. maritimus J. Vanderwier 1982-6-28 San Luis Obispo Sweet Springs Marsh and Broderson Ave in Baywood Park Comment
  OBI9571  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-9-15 9555 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  SEINET2444168  Cordyline australis Unknownnown 2009-1-21 s.n San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Partially sheltered area beside Administration Building.; 0 Comment
  UC1315027  Coreopsis bigelovii R. F. Hoover 1967-4-15 10455 San Luis Obispo canyon just w Cottonwood Canyon bridge (lower Cuyama Valley); Cuyama Valley Comment
  UC1119234  Coreopsis calliopsidea H. C. Lee 1937-4-30 870 San Luis Obispo 1.5 mi n of San Miguel; San Miguel Quadrangle 289 Comment
  OBI16650  Corethrogyne filaginifolia Robert F. Hoover 1965-9-7 9523 San Luis Obispo Santa Rita crk W of Templeton Comment
  UC2027168  Corethrogyne filaginifolia Greg Wilvert 2005-8-6 516 San Luis Obispo Southeast Half of the Caliente Range: 300 m N of Pipeline Road Comment
  SBBG5306  Cornus sericea subsp. sericea H. and M. Dearing 1938-5-8 2613 San Luis Obispo N of 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
  OBI10185  Cotoneaster lacteus Bonnie M. Thompson 1963-10-19 529 San Luis Obispo Cal State Poly College, behind bio-science bldg Comment
  JEPS30895  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo about 17 mi s San Luis Obispo (along the coast); Oso Flaco Lake 7 Comment
  RSA0051524  Cotula coronopifolia A. L. Haines 1951-4-29 s.n. San Luis Obispo Osa Flaca Lake. 6 Comment
  UCD84235  Crassula aquatica 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
  OBI20266  Crassula connata Ann McBeth 1979-4-25 7 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach Comment
  OBI31124  Crassula connata Julie M. Vanderwier 1979-4-13 126 San Luis Obispo Indian Knob Tar Sands Comment
  OBI15287  Cressa truxillensis Robert F. Hoover 1953-5-16 8295 San Luis Obispo Grant Lake Comment
  OBI31014  Crocanthemum scoparium Julie M. Vanderwier 1978-5-6 10 San Luis Obispo Indian Knob Tar Sands Comment
  UC455458  Crocanthemum scoparium var. vulgare I. J. Condit 1908-5-31 San Luis Obispo Summit, Santa Lucia Mts. Santa Lucia Mts. Comment
  SEINET7072454  Croton californicus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  UCD59964  Crypsis vaginiflora Barry Hammel 1976-8-3 413 San Luis Obispo San Luis Obispo Co.: Lake Nacimiento. 243 Comment
  OBI79486  Cryptantha David J. Keil, Dirk Walters 1980-4-10 13778 San Luis Obispo Ca. 0.5 mile W of jctn with Hueroheuro Rd on Park Hill Road Comment
  JEPS27046  Cryptantha clevelandii Rimo Bacigalupi and L. T. Dempster, F. Chisaki 1960-5-11 7425 San Luis Obispo directly above and e Morro Bay community (just s of town water-tank) 91 Comment
  SBBG41184  Cryptantha clevelandii J. P. Broughton 1971-3-14 1328 San Luis Obispo Los Osos Valley Rd ca. 2 mi from the ocean near Morro Bay Comment
  CDA11580  Cryptantha clevelandii var. florosa G. F. Hrusa 1993-5-22 11110 San Luis Obispo Black Butte Research Natural Area; Near Mt. Lowe radio tower. Comment
  POM72582  Cryptantha clevelandii var. florosa Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  UC1285294  Cryptantha decipiens R. F. Hoover 1952-5-11 8172 San Luis Obispo Sycamore Creek, w base of La Panza Range La Panza Range Comment
  OBI20740  Cryptantha flaccida Robert F. Hoover 1947-3-30 6840 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  CDA17743  Cryptantha leiocarpa Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca. midway betw. Oso Flaco Ck. and Santa Maria River. 0 Comment
  SEINET7063204  Cryptantha leiocarpa A. G. Vestal 1963-5-16 s.n. San Luis Obispo Dunes about 0.7 mile east southeast of Los Osos on the Pecho Valley Road. UTM Zone 10, 698257mE, 3909354mN. (WGS84/NAD83). 49 Comment
  CDA15119  Cryptantha microstachys G. F. Hrusa 1998-4-25 14205 San Luis Obispo La Panza Range; E side of La Panza summit, near summit Comment
  RSA0042099  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6338 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
  SBBG106799  Cryptantha muricata C. B. Hardham 1956-6-15 995 San Luis Obispo V 2 Ranch, York Mtn Comment
  UC608291  Cryptantha muricata K. E. Bradshaw 1938-4-14 166 San Luis Obispo s of Pleyto (tip of ne point of Tierra Redonda Mountain); Tierra Redonda Mountain, Bradley Quad. 594 Comment
  UCD119942  Cryptantha muricata G. F. Hrusa 1995-5-28 12313 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  OBI79334  Cryptantha muricata David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31288 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  UC78671  Cryptantha muricata Alice Eastwood 1902-6-12 San Luis Obispo near Pozo (near the boundary between Santa Barbara and San Luis Obispo Counties); Salinas River Comment
  RSA0079275  Cryptantha muricata var. muricata G. Fred Hrusa 1995-5-29 12326 San Luis Obispo Summit of N facing slope approx. 1.25 m. NW of 101 on main ridge NW of Cuesta Pass. 500 Comment
  OBI75278  Cucurbita foetidissima David J. Keil, with George Butterworth 2011-9-23 31106 San Luis Obispo South end of Carrizo Plain at junction of Soda Lake Road and Pipeline Road 830 Comment
  CAS-BOT-BC80892  Cupressus sargentii Chester Dudley 1927-7-23 s.n. San Luis Obispo Santa Lucia Mts., fork of Las Tablas Creek Comment
  SDSU1739  Cupressus sargentii D. F. Howe 1960-4-10 2844 San Luis Obispo 3 miles on road west of Cuesta Pass, 6 miles north of San luis Obispo. 732 Comment
  OBI72756  Cuscuta occidentalis Michael Walgren 2010-4-4 112 San Luis Obispo Cayucos, hills bound by Hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos Creek to the N. Along a dirt rd cut on Calystegia sp Comment
  OBI42319  Cuscuta occidentalis David J. Keil 1986-5-31 19626 San Luis Obispo Los Osos-Baywood Park area. Undeveloped area between end of Martingale Ave and Eto Lake Comment
  OBI22972  Cuscuta salina Richard Teague 1979-11-10 13 San Luis Obispo Morro Bay 0 Comment
  OBI58760  Cymbalaria muralis David J. Keil 1999-1-23 28207 San Luis Obispo San Luis Obispo. Volunteer in garden at 940 Del Rio Ave Comment
  CDA4503  Cynara cardunculus David J. Keil 1991-8-2 22551 San Luis Obispo Along Turri Road 1 mile from junction with Los Osos Valley Road. 0 Comment
  OBI70771  Cynara cardunculus subsp. flavescens David J. Keil 2009-9-5 30639 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Vicinity of 35 deg. 40.01' N x 120 deg. 35.54'W. 259 Comment
  LA105648  Cynodon dactylon Barry A. Prigge; 1989-7-3 9040 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  OBI17016  Cyperus eragrostis Robert F. Hoover 1969-8-25 11561 San Luis Obispo Laguna de San Luis Obispo Comment
  CAS-BOT-BC114473  Cyperus eragrostis Ernest C. Twisselmann 1955-9-1 2357 San Luis Obispo Old Cuestra Grade, Santa Lucia Mountains. 289 Comment
  OBI17017  Cyperus eragrostis R. R. LaBelle 1967-10-10 33 San Luis Obispo Laguna Lake, San luis Obispo Comment
  CAS-BOT-BC114354  Cyperus erythrorhizos R. F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek. Comment
  UCD141065  Cyperus esculentus G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5959 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  OBI22329  Dactylis glomerata Robert D. Page 1962-5-10 103 San Luis Obispo Cal Poly campus Comment
  OBI2524  Dactylis glomerata Larry E. Brown 1971-6-12 2030 San Luis Obispo In the Silver City Mobile Home park in San Luis Obispo Comment
  SJSU753  Datura sanguinea H. E. Barbara Peterson 1941-11-19 San Luis Obispo San Simeon Comment
  OBI39964  Datura stramonium David J. Keil, Eric Wise 1983-8-30 17913 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SEINET11111821  Daucus pusillus J. H. Barber 1901-3-24 s.n. San Luis Obispo Estrella Plains. Comment
  OBI16279  Deinandra corymbosa Robert F. Hoover 1966-9-13 10010 San Luis Obispo Point Sierra Nevada Comment
  OBI56681  Deinandra corymbosa David J. Keil 1998-5-18 27301 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CAS-BOT-BC293917  Deinandra fasciculata R. F. Hoover 1947-5-27 7226 San Luis Obispo Between San Luis Mt. and Mt. Bishop near San Luis Obispo Comment
  UC54029  Deinandra fasciculata Rev. R. W. Summers 1882-1-24 San Luis Obispo Comment
  CAS-BOT-BC123544  Deinandra increscens Harvey Monroe Hall 1931-6-7 13136 San Luis Obispo 7.5 miles SW of Arroyo Grande. About 2 miles from beach? Comment
  OBI16172  Deinandra increscens subsp. increscens Robert F. Hoover 1964-7-11 9169 San Luis Obispo Price Cyn Comment
  SBBG103078  Deinandra increscens subsp. increscens C. F. Smith 1962-9-25 8074 San Luis Obispo Hwy 101 on Nipomo Mesa Comment
  CAS-BOT-BC299371  Deinandra increscens subsp. increscens H. M. Hall 1931-8-8 13210 1/2 San Luis Obispo South of San Luis Obispo Comment
  UC1285430  Deinandra increscens subsp. increscens R. F. Hoover 1946-8-24 6334 San Luis Obispo near Laguna (near San Luis Obispo) Comment
  UC1069528  Deinandra lobbii G. T. Nordstrom 1937-6-21 1370 San Luis Obispo 4.7 mi ne Lime Mountain; Adelaida Quad. Comment
  UCD131162  Deinandra pallida K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC292037  Deinandra pentactis L. R. Abrams 1913-7-20 5043 San Luis Obispo Templeton Comment
  OBI56628  Deinandra pentactis David J. Keil 1998-5-20 27359 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  SBBG18837  Deinandra pentactis C. B. Hardham 1959-6-10 4882 San Luis Obispo Hwy 41 W of Paso Robles, near Huer Huero iver Comment
  UC532113  Deinandra pentactis David D. Keck 1934-4-27 2835 San Luis Obispo 4 mi n of Paso Robles Comment
  UC1125926  Delphinium californicum H. A. Jensen 1930-7-6 30 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI10599  Delphinium gypsophilum Robert F. Hoover 1967-5-20 10582 San Luis Obispo Carrizo Plain, W side, ca 1 mi S of Calif Valley hq Comment
  UCD96280  Delphinium parryi Marc Meyer; Justin Albert 1995-3-26 7 San Luis Obispo San Luis Obispo County: Carrizo Plain; 2 mi. W. of Soda Lake Rd.; 2 mi. N. of Simmler Rd. 630 Comment
  OBI31688  Delphinium parryi subsp. eastwoodiae Smeltzer, Turnquist 1982-5-7 96 San Luis Obispo NE side of Laguna Lake park Comment
  OBI10623  Delphinium parryi subsp. parryi Eben McMillan 1952-5-25 131 San Luis Obispo Choice Valley, 1 mi S 8 mi E Shandon Comment
  UC575298  Delphinium recurvatum David D. Keck and J. Clausen 1935-4-10 3142 San Luis Obispo e side Soda Lake; Carrizo Plains 610 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
  LA38529  Delphinium variegatum H. Lewis; Carl Epling 1947-5-2 690 San Luis Obispo 1.3 mi. S of Klau Comment
  CAS-BOT-BC82993  Dendromecon rigida Mr. Chester Dudley 1936-5-1 s.n. San Luis Obispo La Panza Mountains. Comment
  HSC91670  Dendromecon rigida Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro State Park Comment
  UC455327  Dendromecon rigida Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  UC72719  Dendromecon rigida J. E. Roadhouse 1905-4 153 San Luis Obispo San Luis Obispo Comment
  OBI11825  Dendromecon rigida Aart C. De Vos 1963-4-20 69 San Luis Obispo Cuesta Ridge near crest Comment
  CAS-BOT-BC192591  Deschampsia cespitosa subsp. holciformis R. F. Hoover 1947-5-4 7121 San Luis Obispo Cambria Comment
  OBI19854  Deschampsia danthonioides Walter F. Chesebro 1978-5-6 116 San Luis Obispo Soda Lake 610 Comment
  SBBG112693  Descurainia pinnata C. B. Hardham 1958-3-3 2987 b San Luis Obispo Shell Crk, E of Creston Comment
  OBI62524  Descurainia pinnata L. D. Oyler 1990-6-12 1175 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  OBI57198  Descurainia sophia David J. Keil 1998-5-20 27313 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UCR163629  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9214 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
  UCR140100  Dimorphotheca sinuata George K. Helmkamp 2004-2-10 8266 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  CAS-BOT-BC150705  Diplacus calycinus Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita, Eldorado School Comment
  CAS-BOT-BC150709  Diplacus calycinus David D. Keck 1934-4-26 2827 San Luis Obispo East slope of Pozo Range, 6 mi. W. of La Panza 670 Comment
  CAS-BOT-BC153173  Diplacus fremontii Clare B. Hardham 1957-6-4 2059 San Luis Obispo unspecified Comment
  CAS-BOT-BC153172  Diplacus fremontii Clare B. Hardham 1957-5-4 1858 San Luis Obispo Tierra Redondo Comment
  CAS-BOT-BC150562  Diplacus linearis R. F. Hoover 1964-6-12 9066 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC150563  Diplacus linearis R. F. Hoover 1969-5-20 11313 San Luis Obispo 5 mi. w. of Paso Robles on Adelaida road Comment
  SBBG118072  Dipsacus sativus M. Wetherwax, E. Painter, J. Sainz 2002-6-17 SLO 281 San Luis Obispo near bridge of Poison Oak Crk (tributary of Chorro Crk), below first ridge W of Cerro Romualdo; Camp San Luis Obispo 80 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
  OBI73527  Distichlis spicata David J. Keil 1990-4-26 21391 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI43366  Distichlis spicata Eric Wise 1981-6-7 465 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI43367  Distichlis spicata Eric Wise 1981-6-7 475 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  JEPS53478  Dithyrea maritima William S. Cooper 1925-8-21 167 San Luis Obispo Oso Flaco Lake Comment
  OBI40653  Dodecatheon clevelandii David J. Keil 1981-3-7 14283 San Luis Obispo Lopez Cyn Comment
  UCR162160  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-2-14 8925 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  RSA139930  Dodecatheon clevelandii subsp. insulare Clare B. Hardham 1960-4-2 5274 San Luis Obispo Serpentine outcrops. Black Mt., Rte. 41 610 Comment
  UC456193  Dodecatheon clevelandii subsp. insulare I. J. Condit 1908-1-22 San Luis Obispo Poly Canon, C. P. S. Comment
  SBBG38612  Downingia cuspidata E. C. Twisselmann 1969-4-28 15214 San Luis Obispo Estrella Plains, Hwy 46, 1.5 mi E of Paso Robles 205 Comment
  SBBG108041  Drymocallis glandulosa var. wrangelliana C. B. Hardham 1956-4-28 570 San Luis Obispo Paradise Valley Comment
  POM97502  Drymocallis glandulosa var. wrangelliana Philip A. Munz 1926-4-9 10202 San Luis Obispo Edge of Woods, Ascension school, Willow Creek Road 10 miles from Morro Comment
  CAS-BOT-BC70972  Dryopteris arguta M. M. Miles 1884-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  UCR140405  Dryopteris arguta George K. Helmkamp 2004-3-15 8377 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI15244  Dudleya abramsii subsp. murina Robert F. Hoover 1947-6-26 7275 San Luis Obispo "Poly Cyn" (Brizziolari Crk cyn of USGS map) Comment
  OBI79515  Dudleya blochmaniae Michael Walgren 2014-5-14 421 San Luis Obispo In the serpentine hills inland of the cemetery adjacent to Old Cr, in the town of Cayucos, inland of Highway One. 107 Comment
  OBI33090  Dudleya caespitosa David J. Keil 1983-7-16 17396 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon; On ridge S of Arroyo Comment
  OBI66587  Dudleya lanceolata D. R. Miller 1994-6-1 694 -396 San Luis Obispo Pine Mt Region. Below "Caves" Pine Mt trl, S slope, Pico Crk drainage 914 Comment
  SBBG49014  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo bluff overlooking Santa Maria Valley, 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI57378  Dysphania ambrosioides David J. Keil 1998-9-4 28095 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  CAS-BOT-BC208917  Echinochloa crus-galli Ernest C. Twisselmann 1968-10-21 15037 San Luis Obispo Salinas River just north of the Highway 46 bridge, Paso Robles 181 Comment
  OBI82452  Echium candicans David J. Keil 2016-2-6 33449 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  OBI33947  Eclipta prostrata David J. Keil 1983-10-21 17976 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  UC1583736  Eleocharis coloradoensis David Keil 1977-8-7 12490 San Luis Obispo Laguna Lake Comment
  CAS-BOT-BC112950  Eleocharis macrostachya F. Hrusa 1993-5-21 11068 San Luis Obispo Stony Creek in Huasna Area. Ca. 4 km beyond Stony Creek Campground. 650 Comment
  CAS-BOT-BC113325  Eleocharis montevidensis Ernest C. Twisselmann 1956-6-10 2924 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 426 Comment
  OBI35127  Eleocharis parishii Eric Wise 1981-6-27 758 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 4.7 mi W of Pine Cyn Comment
  CAS-BOT-BC197355  Elymus John Thomas Howell 1964-6-29 40737 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  SBBG122318  Elymus X hansenii D. Keil, V. L. Holland 2001-5-29 29513 San Luis Obispo W outskirts of Atascadero; 3-F Meadows, accessed from San Marcos Rd 365 Comment
  OBI64605  Elymus caput-medusae David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28687 San Luis Obispo Camp Roberts; along tank trail parallel to Avery Rd and inside the Avery vernal pool exclosure. Comment
  OBI37955  Elymus glaucus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18623 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
  OBI21756  Elymus glaucus Robert F. Hoover 1964-6-12 9053 San Luis Obispo Near Rocky Butte fire lookout Comment
  OBI21757  Elymus glaucus Robert F. Hoover 1964-6-5 8934 San Luis Obispo Near summit of ridge W of upper Lopez Cyn Comment
  CAS-BOT-BC203662  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-15 8888 San Luis Obispo Pine Top Mountain, south of San Carpoforo Creek Comment
  OBI58435  Elymus pacificus Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-7-17 s.n. San Luis Obispo Montana de Oro State Park, on sand-dome just NE of point above Spooner's Cove 10 Comment
  OBI21790  Elymus triticoides Robert F. Hoover 1946-6-1 6103 San Luis Obispo N end of Morro Bay Comment
  OBI69679  Elymus triticoides LynneDee Oyler 1988-8-31 572 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on SE corner of 46 and Hwy 1 Comment
  OBI58422  Elymus triticoides Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo Oceano Dunes. Along drainage canal ca 2 mi S of Oceano ramp 20 Comment
  OBI81068  Elymus triticoides David J. Keil 1985-6-19 18887 San Luis Obispo Just north of golf course and Butte Drive, Los Osos, Cuesta by the Sea Comment
  OBI51948  Emmenanthe penduliflora Steven A. Junak, Tina J. Ayers 1989-7-14 4112 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline rd 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  OBI3320  Enemion occidentale Neil Havlik 1970-3-31 540 San Luis Obispo 1/2 mi SW of Pine Spring campground. Crk is a tributary of Hay Crk, La Panza range 975 Comment
  CAS-BOT-BC81666  Ephedra californica Frank W. Peirson 1938-8-12 12381 San Luis Obispo Cuyama Valley Comment
  UC1296212  Ephedra californica R. F. Hoover 1950-4-2 7796 San Luis Obispo near base Crocker Grade; Panorama Hills Comment
  UC1296213  Ephedra californica R. F. Hoover 1951-4-20 8052 San Luis Obispo e Soda Lake (e side of plains); Carriza Plains Comment
  OBI27784  Epilobium brachycarpum David J. Keil 1980-9-18 14211 San Luis Obispo About 1 mi W of jctn with Shell Crk Rd along Calif 58 Comment
  CAS-BOT-BC166430  Epilobium canum subsp. canum Alice Eastwood 1927-8-1 15023 San Luis Obispo Cambria Comment
  CAS-BOT-BC166425  Epilobium canum subsp. canum John Thomas Howell 1929-10-12 4458 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  CAS-BOT-BC166429  Epilobium canum subsp. canum Alice Eastwood 1927-7-30 14998 San Luis Obispo On road between Arroya Grande & Huasna Comment
  CDA38086  Epilobium canum subsp. canum Louisa Julian 2000-10-2 18 San Luis Obispo Cal Poly Canyon Road of the State University. Comment
  OBI11880  Epilobium canum subsp. canum Robert F. Hoover 1967-9-5 10873 San Luis Obispo Mouth of Poly Cyn, San luis Obispo Comment
  OBI12048  Epilobium ciliatum Robert F. Hoover 1964-8-13 9223 San Luis Obispo Santa Lucia Range. Mouth of Morro Crk Comment
  JEPS43831  Epilobium ciliatum subsp. ciliatum Mrs. R. W. Hart 1935-8-18 512 San Luis Obispo Atascadero Lake Comment
  UCR32055  Epilobium densiflorum Smeltzer, Turnquist 1982-7-28 211 San Luis Obispo Laguna Lake Park. 38 Comment
  OBI1039  Equisetum hyemale R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano, among trees in low moist area Comment
  OBI53550  Equisetum hyemale Arthur W. Hazebrook 1992-7-7 118 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. Comment
  RSA43023  Equisetum hyemale var. affine Robert F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero. Comment
  OBI60488  Equisetum laevigatum Larry Kelly, David Keil 1988-10-1 264 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  OBI1017  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI1018  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo Fork of San Simeon Creek, in rocky stream bed Comment
  OBI42781  Equisetum laevigatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seet, Et al. 1982-5-8 15983 San Luis Obispo 5.9 miles East of jctn w/Santa Rosa Creek Rd on dirt road leading to Cypress Mtn via Steiner Creek. 2 Miles west of Warrens' cabin (at base of mtn). Comment
  OBI64616  Equisetum laevigatum David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, and Lynne Althouse 2000-5-16 28715 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) Comment
  OBI29097  Equisetum telmateia Karen Symonds 1982-7-17 1 San Luis Obispo Montana de Oro State Park, along Coon Creek trail Comment
  OBI79068  Equisetum telmateia David J. Keil 2013-8-19 31888 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  JEPS70195  Equisetum telmateia subsp. braunii Robert J. Rodin 1972-2-12 8745 San Luis Obispo Montana de Oro State Park Comment
  RSA195866  Eragrostis cilianensis E. C. Twisselmann 1967-9-8 13673 San Luis Obispo Temblor Range and the Western San Joaquin Valley; T. Franklin Twisselmann residence, Choice Valley 640 Comment
  RSA0020857  Eragrostis mexicana subsp. virescens David J. Keil 2012-7-18 31425 San Luis Obispo Oceano. 1731 Railroad Street, near intersection with Ocean Street. 8 Comment
  HSC16006  Eremalche parryi D. A. Shally 1965-4-13 17 San Luis Obispo Avenal Cattle Association land. 10 mi. S of Shandon Comment
  OBI12388  Eremalche parryi subsp. kernensis Robert F. Hoover 1947-3-30 6827 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI47637  Eremothera boothii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19270 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  SEINET12278710  Eriastrum densifolium E. A. Purer 1933-1 5086 San Luis Obispo 5 mi N of Guadalupe Comment
  HSC32499  Eriastrum densifolium subsp. densifolium J. D. Ackerman 1974-7-24 394 San Luis Obispo S end of Morro Bay at Baywood Park, N end of 13th St. Comment
  RSA0107366  Eriastrum densifolium subsp. densifolium Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  RSA0107375  Eriastrum densifolium subsp. densifolium R. F. Thorne 1968-6-7 37761 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  RSA0107616  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  OBI50281  Eriastrum densifolium subsp. patens Tawney Odegard 1985-2-1 70 San Luis Obispo So.- East of Morrow Bay, 0.5 mi. down Pecho Valley Road after passing "GOLF COURSE" sign, turn right on dirt road just past "DEER" sign and continue toward dunes for 0.5 mi.. MBKR site is on the left. Comment
  UC1123876  Eriastrum luteum G. T. Nordstrom 1937-6-17 1353 San Luis Obispo 2 mi w Lime Mtn.; Adelaida Quadrangle Comment
  JEPS13594  Eriastrum luteum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5240 San Luis Obispo 10 mi e Santa Margarita (near summit of Parkhill Road, 3.4 mi w of its junction with Las Pilitas Road) 533 Comment
  OBI11549  Eriastrum pluriflorum subsp. pluriflorum Hoover 1949-5-22 7720 San Luis Obispo 12 mi E of Creston on La Panza Rd Comment
  OBI16587  Ericameria arborescens Robert F. Hoover 1946-9-15 6403 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI49824  Ericameria arborescens Steven A. Junak, David A. Yound, Tina J. Ayers 1989-8-24 4146 San Luis Obispo Cuesta Ridge Botanical Ara: along main road (USFS Road #29S11.3) at extreme W edge of Batanical Area, 0.5 mi W of W boundary sign, about 5.7 mi W of Hwy 101 738 Comment
  CAS-BOT-BC286806  Ericameria cuneata var. spathulata R. F. Hoover 1963-10-26 8597 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  HSC91792  Ericameria ericoides Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro; near Hazard Canyon Comment
Read comments
Jan 21 2012
  SBBG47364  Ericameria ericoides J. Copeland 1973-8-31 1004 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  UC1583630  Ericameria ericoides David Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore Morro Bay 5 Comment
  JEPS119350  Ericameria linearifolia R. Snyder, K. Soler 2012-5-17 CA 160 -08 San Luis Obispo Loc. Deets. Starting at entrance of Caliente Ridge on both sides of rd for 3 miles near Selby campground (road is off Soda Lake, turn right at fork. Comment
  SFV16391  Ericameria linearifolia P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Elkhorn Plain hillside. Comment
  RSA0029042  Ericameria nauseosa var. mohavensis Greg Wilvert 2005-10-5 529 San Luis Obispo 0.6km E of Padreones Spring. 934 Comment
  CAS-BOT-BC293636  Erigeron blochmaniae R. F. Hoover 1946-7-24 6245 San Luis Obispo South end of Morro Bay Comment
  CAS-BOT-BC293642  Erigeron blochmaniae D. E. Breedlove 1962-8-7 4107 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  CAS-BOT-BC293643  Erigeron blochmaniae Edith A. Purer 1933-7-20 5054 San Luis Obispo Northwest of Guadalupe Comment
  OBI51424  Erigeron blochmaniae Larry Kelly, David J. Keil 1988-10-1 261 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI58247  Erigeron blochmaniae Austin P. Griffiths 1986-6-11 San Luis Obispo Guadalupe Dunes; at SW corner of causeway, Oso Flaco Lake 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
  OBI35785  Erigeron bonariensis Allison Berry 1984-2-26 27 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. Found near front gate Comment
  OBI31489  Erigeron foliosus var. foliosus Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 445 San Luis Obispo American Cyn campground 530 Comment
  UC1118147  Erigeron foliosus var. foliosus G. T. Nordstrom 1937-6-17 1352 San Luis Obispo 4.2 mi ne Lime Mountain; Adelaida Quad 304 Comment
  UCD132007  Erigeron glaucus J. Doty 1969-4-25 648 San Luis Obispo San Luis Obispo County: near San Simeon, 19.7 miles south of Monterey-San Luis Obispo County line; Pico Creek. 7 Comment
  OBI64758  Erigeron sanctarum D. R. Miller 2005-8-13 805 .82 San Luis Obispo Pine Mt. Region. At edge of trail on East/West Ranch, Cambria 640 Comment
  CAS-BOT-BC216059  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo Indian Knob Ridge Comment
  HSC91858  Eriodictyon altissimum Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, Manzanita Trail Comment
  CAS-BOT-BC188995  Eriodictyon parryi R. F. Hoover 1969-6-3 11364 San Luis Obispo Plateau on Cammatti-Navajo divide, 18 miles E of Creston on La Panza road (Highway 58) Comment
  OBI59666  Eriodictyon tomentosum David J. Keil, with V. L. Holland 1999-5-4 28327 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CDA11525  Eriodictyon traskiae subsp. smithii G. F. Hrusa 1995-5-28 12320 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  SBBG117475  Eriogonum angulosum E. Painter, M. Wetherwax 2000-8-21 CR 121 San Luis Obispo Boundary Rd and S side of Nacimiento River; Camp Roberts 346 Comment
  OBI25493  Eriogonum baileyi var. baileyi Malcolm G. McLeod, Dirk R. Walters 1979-8-15 1346 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  OBI66544  Eriogonum baileyi var. baileyi Mary Lea 1997-11-22 17 San Luis Obispo Along roadside on Shell Crk Rd, 1.5 mi N of hwy 58 Comment
  CAS-BOT-BC241994  Eriogonum cinereum Ernest C. Twisselmann 1960-8-22 5990 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC241926  Eriogonum cithariforme Clare B. Hardham 1957-6-17 2238 San Luis Obispo Santa Lucia Mountains. Tassajera Canyon Comment
  SD22385  Eriogonum cithariforme Susan G. Stokes 1933-9-8 San Luis Obispo San Luis Obispo to the coast. Comment
  SEINET6332081  Eriogonum cithariforme var. agninum David Keil, M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just north of Arroyo de la Cruz Comment
  UC1032108  Eriogonum clavatum J. E. Sowder 1934-4-24 406 San Luis Obispo Cuyama Mt. Pinos Quadrangle, Cuyama Comment
  CAS-BOT-BC242508  Eriogonum clavatum Ernest C. Twisselmann 1957-5-3 3483 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains [Carrizo Plain]: flood wash 9.9 miles south of Soda Lake 640 Comment
  UCR146973  Eriogonum elongatum var. elongatum George K. Helmkamp, E. A. Helmkamp 2004-10-8 8855 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  CAS-BOT-BC249807  Eriogonum elongatum var. elongatum Ernest C. Twisselmann 1953-10-13 s.n. San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4.5 miles south of U.S. 466 548 Comment
  OBI30635  Eriogonum fasciculatum Neil Havlik 1967-5-14 326 -18 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  OBI11110  Eriogonum fasciculatum var. fasciculatum Robert F. Hoover 1965-8-1 9495 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  SBBG95344  Eriogonum fasciculatum var. fasciculatum D. Keil, R. Riggins 1986-4-26 19243 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N, 0.25 mi to gate on unnamed dirt road 762 Comment
  SEINET3993833  Eriogonum fasciculatum var. foliolosum R. R. Halse 2012-3-26 8436 San Luis Obispo Along State Hwy 1, ca. 0.7 miles north of Cayucos 14 Comment
  CAS-BOT-BC250245  Eriogonum fasciculatum var. polifolium Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Cottonwood Pass Comment
  CAS-BOT-BC250249  Eriogonum fasciculatum var. polifolium Lonnie Belden 1965-7-16 s.n. San Luis Obispo Caliente Mt. 914 Comment
  RSA790122  Eriogonum gossypinum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2012-7-8 7 San Luis Obispo South Coast Ranges; Carrizo Plain; Carrizo Plain National Monument; eastern foothills of Caliente Range. North of Soda Lake Rd, approx. 0.2 miles on access road. 661 Comment
Read comments
Nov 27 2014
  OBI11085  Eriogonum gossypinum Robert F. Hoover 1966-3-30 9771 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  CAS-BOT-BC250531  Eriogonum gracile Susan Stokes 1932-8-29 11 San Luis Obispo Atascadero Comment
  OBI11075  Eriogonum gracile Robert F. Hoover 1965-10-6 9717 San Luis Obispo 4 mi N of Pozo Comment
  JEPS56933  Eriogonum gracile var. gracile Mrs. R. W. Hart 1935-8-10 496 San Luis Obispo River Road Paso Robles Comment
Read comments
Nov 25 2016
  JEPS96174  Eriogonum gracillimum Dana York 1995-10-3 156 San Luis Obispo 7 km e of Cholame (a few hundred meters s of Highway 41) Comment
  UC1032096  Eriogonum gracillimum N. H. French 1937-4-3 917 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  RSA0023305  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo Southeast half of the Caliente Range, 1 km W of the N end of Padrones Cyn. 1010 Comment
  CDA42250  Eriogonum ordii G. F. Hrusa, M. Pitcairn 2015-4-13 18625 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI70507  Eriogonum parvifolium Larry Kelly, David J. Keil 1988-10-1 293 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  UC56075  Eriogonum roseum J. H. Barber San Luis Obispo Paso Robles Comment
  OBI31317  Eriogonum roseum Joy Nishida 1982-8-12 513 San Luis Obispo American Cyn. 1.8 mi S of campground on roadside 488 Comment
  JEPS108308  Eriogonum temblorense David Gowen 2005-5-23 San Luis Obispo Polonio Pass, hills E of Hwy 46 Comment
  OBI56300  Eriogonum viridescens George Butterworth 1999-7-30 307 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  CAS-BOT-BC304107  Eriophyllum confertiflorum Clare B. Hardham 1959-5-1 4368 San Luis Obispo Intersection of Shell Creek Rd and Cammatta Rd. 26 miles E of Rte 101 Comment
  JEPS89529  Eriophyllum confertiflorum Dean William Taylor 1971-4-24 1003 San Luis Obispo on Cuesta Ridge Cuesta Ridge Comment
  OBI6641  Eriophyllum confertiflorum Greg Hassen 1975-6-24 9 San Luis Obispo Poly Canyon Comment
  OBI51675  Eriophyllum confertiflorum David a Young, S. A. Junak & T. J. Ayers 1989-4-27 1947 San Luis Obispo Cuesta Ridge; .1 mi W of sign denoting W end of the Cuesta ridge Botanical area, along road Comment
  SEINET3929074  Eriophyllum confertiflorum Roy H. Toft 1986-5-21 8 San Luis Obispo 1/8 of a mile south of Broderson Rd. just south west from the center of teh town of Los Osos. Site is known as Bayview.; 0 Comment
  SBBG124865  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1964-6-19 12058 San Luis Obispo near Polar Star Mine, San Carpoforo Crk below cmpgrd Comment
  SBBG13983  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-5-10 3266 San Luis Obispo Cypress Mtn Comment
  SEINET2444514  Eriophyllum confertiflorum var. confertiflorum Eric Luning 2003-4-15 2 San Luis Obispo Reservoir Canyon Trail. Comment
  RSA163740  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-6-23 10846 San Luis Obispo Sargent Cypress groves, Cypress Mt. 610 Comment
  CAS-BOT-BC301826  Eriophyllum multicaule Clare B. Hardham 1957-4-27 1785 San Luis Obispo Eastern foothills of Caliente Mt. Comment
  UC1484391  Eriophyllum multicaule Dale E. Johnson with J. E. Eckenwalder 1975-3-16 163 San Luis Obispo w edge of Nipomo Mesa (ca 4.8 km (3 mi) sw of Nipomo; just landward of crest of stabilized sand dune) Comment
  CHSC118626  Eriophyllum staechadifolium Richard R. Halse 2016-3-21 9661 San Luis Obispo Along State Hwy. 1, ca. 3 miles north of San Simeon. 7 Comment
  SBBG61094  Eriophyllum staechadifolium R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  OBI31231  Erodium botrys Julie M. Vanderwier 1978-5-28 63 San Luis Obispo Indian Knob Tar Sands Comment
  UC1130262  Erodium botrys N. K. Carlson 1936-3-25 218 San Luis Obispo 0.1 mi n Goldtree; San Luis Obispo Quad. 182 Comment
  OBI55567  Erodium brachycarpum George Butterworth 1998-4-30 246 San Luis Obispo Carrizo Plain Natural Area. 30 yds SW of Soda Lake Rd at 7-mile Rd T31S, R19E, S4, NE Qtr 587 Comment
  SBBG41453  Erodium brachycarpum D. Myrick 1971-4-7 2202 San Luis Obispo opposite entrance to Cambria Pines Hotel, Cambria Comment
  OBI14109  Erodium cicutarium Eben McMillan 1952-5-20 s.n. San Luis Obispo E McMillan Ranch Choice Valley 1 mi S 8 mi E Shandon Comment
  OBI82542  Erodium moschatum David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33491 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  CDA25881  Erodium moschatum Beth Waterbury 1983-2-4 19 San Luis Obispo San Luis Obispo, located in cultivated field at northeast corner of Prado Road. and Elks Lane. 0 Comment
  CLARK-A1045-1376  Erodium obtusiplicatum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC41449  Eruca vesicaria subsp. sativa Philip A. Munz 1955-6-18 20899 San Luis Obispo Grade 3 miles east of Cholame on Bakersfield road. Comment
  UCD114822  Eruca vesicaria subsp. sativa Ernest C. Twisselmann 1962-7-10 7425 San Luis Obispo San Luis Obispo County: Cholame Creek at Bitterwater Road, along the banks of Cholame Creek. 335 Comment
  IRVC29570  Eryngium aristulatum var. hooveri Mark A. Elvin, Nic Huber 2006-3-30 4630 San Luis Obispo San Luis Obispo; N-side of Laguna Lake, at base of hill. Central Coastal 61 Comment
  OBI25468  Eryngium armatum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14010 San Luis Obispo Arroyo de la Cruz. ca 1 mi E of Calif Rte 1 on Hearst Ranch. Comment
  UC56037  Erysimum capitatum J. H. Barber 1899-4-27 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC54457  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5901 San Luis Obispo Near Cholame. Comment
  CAS-BOT-BC54502  Erysimum capitatum Walter Knight 1965-2-14 859 San Luis Obispo Dunes adjacent to Hazard Canyon south of Los Osos ca. 3 miles. Comment
  OBI15045  Erysimum capitatum var. capitatum Robert F. Hoover 1952-4-10 8098 San Luis Obispo 9 mi E of Creston Comment
  POM203597  Erysimum capitatum var. capitatum I. L. Wiggins 1932-3-21 5805 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SD40149  Erysimum suffrutescens Edith A. Purer 1933-7-20 5075 San Luis Obispo Northwest of Guadalupe Comment
  OBI53596  Erysimum suffrutescens Arthur W. Hazebrook 1991-4-28 36 San Luis Obispo Nipomo Dunes complex, Big coreopsis Hill Comment
  SD71177  Erythranthe androsacea R. F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of La Panza Range, in burned area. Comment
  OBI32242  Erythranthe cardinalis David J. Keil 1981-6-20 14913 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  CAS-BOT-BC151486  Erythranthe latidens Alice Eastwood; John Thomas Howell 1937-4-22 3858 San Luis Obispo 5 miles east of Templeton on roat to Creston Comment
  CDA11494  Eschscholzia caespitosa G. F. Hrusa 1995-5-28 12274 San Luis Obispo Black Butte Research Natural Area; Facing SW below Peak 1 radio facility. Comment
  VVC3369  Eschscholzia caespitosa Tim Thomas 1973-4-18 4 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  SBBG120311  Eschscholzia caespitosa C. F. Smith 1992-4-10 12300 San Luis Obispo ca. halfway down N side of Caliente Pk range to Carrizo Plain Comment
  RSA518087  Eschscholzia caespitosa subsp. caespitosa Steven A. Junak 1990-4-26 4208 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 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
  UCD94077  Eschscholzia californica Shannon M. Still 2006-5-14 95 San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 0.15 mi west of Shelby Rd. 419 Comment
  UCD94086  Eschscholzia californica Shannon M. Still 2006-5-15 103 B San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 17 Comment
  UCD94087  Eschscholzia californica Shannon M. Still 2006-5-15 103 San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 17 Comment
  CAS-BOT-BC403475  Eschscholzia californica R. F. Hoover 1950-4-14 7811 San Luis Obispo East side of La Panza Range Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  RSA585837  Eschscholzia californica subsp. californica F. L. Johnson, E. A. Young 1993-5-23 ROB 0499 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  JEPS114147  Eschscholzia hypecoides E. L. Painter, M. Wetherwax 2003-3-18 CR- 395 San Luis Obispo Camp Roberts, on N. side of Nacimiento River, above Twin Bridges. Comment
  CAS-BOT-BC76490  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. Comment
  UC2027559  Eschscholzia lemmonii Greg Wilvert 2005-4-25 329 San Luis Obispo Southeast Half of the Caliente Range: Wells Canyon Comment
  UC1296231  Eschscholzia lemmonii R. F. Hoover 1950-4-14 7821 San Luis Obispo Panorama Hills Comment
  UCD105539  Eschscholzia lemmonii subsp. lemmonii Robert E. Preston 2010-4-23 2766 San Luis Obispo San Luis Obispo County: W slope of Temblor Range, 5 mi ENE of Simmler. 920 Comment
  OBI35449  Eucalyptus globulus Melody Dickens 1981-4-15 67 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI54462  Eucrypta chrysanthemifolia var. chrysanthemifolia Matthew Arterburn 1997-4-16 49 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd near Black Mtn, La Panza Range 792 Comment
  UC1953190  Eugenia David Keil 2010-7-21 30919 San Luis Obispo Along County Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive Comment
  OBI57758  Euphorbia crenulata David J. Keil 1998-6-15 27823 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  RSA436006  Euphorbia crenulata Thekla Mohr 1911-07 1931 San Luis Obispo [no locality information provided] Comment
  SBBG109589  Euphorbia crenulata C. B. Hardham 1956-4-20 472 San Luis Obispo Coon Crk, York Mtn area Comment
  OBI54894  Euphorbia ocellata subsp. ocellata David J. Keil 1996-9-13 26015 San Luis Obispo Roadside adjacent to Santa Margarita Cemetary along CA 58, ca. 1 mi se of Santa Margarita. Comment
  OBI33946  Euphorbia serpens David J. Keil 1983-10-22 18003 San Luis Obispo Campus of Calif Polytech State Univ among ornamental plantings near Fisher Hall Comment
  OBI36858  Euphorbia serpillifolia subsp. serpillifolia Eric Wise 1981-9-1 1071 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  OBI14388  Euphorbia spathulata Robert F. Hoover 1969-4-22 11254 San Luis Obispo San Bernardo crk E of Morro Bay Comment
  OBI14378  Euphorbia spathulata Robert F. Hoover 1949-5-1 7653 San Luis Obispo Cholame Valley at jctn of Cottonwood and Polonio Pass rds Comment
  RSA122320  Euthamia occidentalis H. C. Lee 1936-3-13 487 San Luis Obispo Oceano Beach 6 Comment
  OBI17355  Extriplex californica Robert F. Hoover 1946-8-8 6280 San Luis Obispo N end of Morro Bay Comment
  CDA16877  Festuca arundinacea 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
  UCR29102  Festuca elatior Melissa Luckow 1982-6-24 920 San Luis Obispo Cambria, jct of Hwy 1 and road to Black Mt. SE corner of road. 29 Comment
  OBI66736  Festuca microstachys David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29815 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI31360  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 238 San Luis Obispo American Cyn, across stream from campground 524 Comment
  OBI33056  Festuca microstachys David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17006 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI80849  Festuca myuros David J. Keil 1992-1 22959 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SBBG93997  Festuca myuros var. hirsuta S. A. Junak 1989-4-27 3982 San Luis Obispo N side of USFS Rd 29S11.3, ca. 2 mi W of E boundary [Cuesta Ridge Botanical Area], ca. 5 mi W of US Hwy 101 810 Comment
  OBI79263  Festuca octoflora David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31340 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI3130  Festuca perennis Larry E. Brown 1971-5-20 2009 San Luis Obispo Along street in Cambria Comment
  OBI43338  Festuca perennis Eric Wise 1981-9-17 1123 San Luis Obispo Salinas River at hwy 58 bridge Comment
  UCSB28072  Festuca perennis Blakley, E. 1962-5-31 San Luis Obispo South bank near the mouth of Santa Maria River 6 Comment
  UCSB41496  Festuca perennis Marsalek, J. 1979-5-17 San Luis Obispo north side of Ca. State 41; 1 mile north of its junction with CA State 46; Inner Coast Range Foothills 335 Comment
  UCR266043  Festuca temulenta David J. Keil, V. L. Holland 2013-6-12 31797 San Luis Obispo Central Coast, Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park 135 Comment
  OBI47950  Foeniculum vulgare Jay C. Wilkin 1986-11-5 1 San Luis Obispo 1.6 mi N of Cal Poly. Cerro romauldo rd, Cross st Jeffry Comment
  UC57605  Forestiera pubescens J. H. Barber 1899-4-2 San Luis Obispo bank of Salinas River Comment
  RSA171120  Fragaria chiloensis Robert F. Thorne, Percy C. Everett 1962-10-3 31401 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  OBI51308  Fragaria vesca Jan Barber 1993-8-12 67 San Luis Obispo San Simeon State Park; near S border of park Comment
  CAS-BOT-BC52672  Frangula californica subsp. californica R. F. Hoover 1965-9-15 9559 San Luis Obispo North slope of Garcia Mountain, south of Pozo Comment
  OBI10296  Frangula californica subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  CAS-BOT-BC211649  Frankenia salina R. F. Hoover 1946-8-8 6277 San Luis Obispo North end of Morrow Bay Comment
  SD75759  Frankenia salina Helen V. Witham 1969-9-27 510 San Luis Obispo East end of Morro Bay. 2 Comment
  OBI14198  Frankenia salina Robert F. Hoover 1966-10-8 10140 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI8562  Frankenia salina Craig Woods 1977-12-14 73 San Luis Obispo West side of Carrizo Plain, 1/4 mi S of theS end of the main Soda Lake, in a field immediately W of Sim. soda lake san diego creek rd 594 Comment
  OBI9085  Fremontodendron californicum Robert F. Hoover 1963-6-5 8562 San Luis Obispo Calf Cyn Comment
  CAS-BOT-BC130114  Fritillaria affinis A. A. Heller 1904-3-25 7271 San Luis Obispo Foothills west of Los Gatos Comment
  RSA133277  Fritillaria affinis Clare B. Hardham 1959-4-22 4439 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  OBI79781  Fritillaria biflora David J. Keil 2013-4-6 31579 San Luis Obispo San Luis Range. Prefumo Canyon Road 80 Comment
  OBI81001  Fritillaria biflora David J. Keil 2015-2-21 32674 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
  SBBG996  Fritillaria biflora C. B. Hardham 1957-4-14 1658 San Luis Obispo St Hwy 41, between Cambria and Paso Robles Comment
  OBI80352  Fumaria parviflora Kristen M. Nelson 2013-2-16 27 San Luis Obispo San Luis Obispo, on Long Street at Hind Lane. Vacant lot surrounded by commercial buildings. 40 Comment
  RSA215989  Fumaria parviflora Clare B. Hardham 1957-4-2 1606 San Luis Obispo Almond orchards, Willow Creek Comment
  JEPS90072  Galium andrewsii subsp. andrewsii Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13721 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (ca. 0.5 mi. e. of Last benchmark, on PG & E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); S. Coast Ranges, Port San Luis 7 1/2 Quad. 1979 ed., Irish H 381 Comment
  JEPS52795  Galium andrewsii subsp. intermedium G. Ledyard Stebbins 1964-12-25 6200 San Luis Obispo 1/4 mi away Highway 101 (just w of pass summit); Cuesta Grade 426 Comment
  UC914282  Galium andrewsii subsp. intermedium Verne Grant and Alva Grant 1948-5-28 8567 San Luis Obispo canyon 2-3 mi n Santa Margarita (on Hwy 101) Comment
  OBI53952  Galium angustifolium subsp. angustifolium David J. Keil, Justin Epting 1995-6-14 25381 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Reserve Comment
  SBBG68810  Galium angustifolium subsp. angustifolium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CDA16967  Galium angustifolium subsp. angustifolium G. F. Hrusa 1993-5-21 11059 San Luis Obispo Big Falls Creek. W side of creek, near 2nd falls, approx. 1 mi. upstream from confluence with Lopez Creek. Comment
  RSA53653  Galium angustifolium subsp. angustifolium Roxana S. Ferris 1955-5-25 12843 San Luis Obispo Grade above Sycamore Canyon. W side of summit between La Panza Public Camp and Pozo. Comment
  CDA11465  Galium aparine G. F. Hrusa 1995-5-28 12227 San Luis Obispo Black Butte Research Natural Area. Ridge immed. WNW of Peak 2. Comment
  SBBG104579  Galium aparine M. D. Proctor, E. A. Young 1993-3-17 ROB 213 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  UC455884  Galium aparine unknown 1906-5-22 San Luis Obispo Poly Canyon Comment
  OBI25044  Galium aparine David J. Keil, Dirk Walters 1990-4-26 13901 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI44861  Galium californicum subsp. flaccidum David J. Keil 1979-7-1 13135 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon Rd Comment
  OBI51361  Galium californicum subsp. maritimum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .7 San Luis Obispo SW section of San Simeon state park 10 Comment
  RSA0039786  Galium californicum subsp. maritimum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6447 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
  RSA201168  Galium hardhamiae Clare B. Hardham 1960-6-1 5976 San Luis Obispo Santa Lucia Mountains; Headwaters of Arroyo de la Cruz and Little Burnett Creek. 610 Comment
  SBBG124809  Galium hardhamiae C. B. Hardham 1960-6-1 5960 San Luis Obispo headwaters, Little Burnett-Tobacco Crk Comment
  SBBG117523  Galium porrigens E. Painter, M. Wetherwax 2002-3-26 SLO 219 San Luis Obispo NW side of Cerro Romualdo, NNE-facing steep slope just below new, man-made trail from water tower to top of Cerro Romualdo; Camp San Luis Obispo 170 Comment
  SBBG93560  Galium porrigens var. porrigens T. J. Ayers, S. Junak 1989-4-12 616 San Luis Obispo Cuesta Ridge, just S of Botanical Area sign near E boundary, along fire-break rd Comment
  CAS-BOT-BC303458  Gamochaeta ustulata J. T. Howell 1964-6-29 40749 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  CDA11918  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11577 San Luis Obispo Cuesta Ridge West; End of paved road approx. 3.5 miles NW of Cuesta Pass. Comment
  OBI52975  Gastridium phleoides Jenny Langford 1993-6-21 s.n. San Luis Obispo Avila Beach, San Luis Bay Estates. Proposed development increment 4 Comment
  CDA4133  Genista T. C. Fuller 1968-5-22 17071 San Luis Obispo Ardath Drive at Mills Street & Pine Ridge Avenue, Cambria. 0 Comment
  CDA4049  Genista monspessulana T. C. Fuller 1967-3-7 15496 San Luis Obispo South of 865 Walnut Street, San Luis Obispo. 0 Comment
  OBI46179  Geranium dissectum Lynne Dee Oyler 1986-5-6 461 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  CDA26380  Geranium molle David J. Keil 2006-5-7 30441 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Elevation: circa 1400 feet. 0 Comment
  CDA34838  Geranium molle David J. Keil, Rhonda Riggins and D. R. Miller 1998-5-27 27474 San Luis Obispo Santa Lucia Mountains; San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1. 0 Comment
  OBI25603  Geranium molle David J. Keil 1981-5-16 14702 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI73467  Geranium molle David J. Keil 2010-6-5 30859 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  UC1953201  Geranium rotundifolium David Keil 1999-5-27 28354 San Luis Obispo US 101 ca. 1.3 miles nw of Cuesta Pass, ca. 0.4 miles south of Tassajara Creek Road. Comment
  LA105511  Gilia achilleifolia Barry A. Prigge; 1989-4-19 8614 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  SBBG34862  Gilia achilleifolia subsp. achilleifolia Mrs. R. S. Summers 1886-6-1 San Luis Obispo valley near coast Comment
  SBBG34863  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers -Jun-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG107025  Gilia brecciarum C. B. Hardham 1961-4-8 6795 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  SBBG107695  Gilia clivorum C. B. Hardham 1958-5-7 3213 San Luis Obispo Bee Rock Comment
  JEPS99329  Gilia clivorum C. B. Hardham 1958-4-26 3168 San Luis Obispo W of Paso Robles (Peachy Canyon) Comment
  CDA34428  Gilia minor D. Hickson 2010-4-8 CARR 1229 San Luis Obispo South Coast Ranges; Eastern Carrizo Plain, in the Elkhorn Hills, west of Padrone Cyn. Rd. Comment
  RSA113503  Gilia tenuiflora Clare B. Hardham 1957-5-4 1860 San Luis Obispo Sierra Redonda. Comment
  JEPS85969  Gilia tenuiflora subsp. amplifaucalis W. L. Jepson 1932-4-2 16189 San Luis Obispo Cholame 354 Comment
  RSA130635  Gilia tenuiflora subsp. amplifaucalis R. W. Summers 1886-4-21 s.n. San Luis Obispo Santa Margarita Hills Comment
  SBBG109766  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-5-17 7085 San Luis Obispo 4 mi W of Ocean View Mine Comment
  UC1123813  Gilia tenuiflora subsp. tenuiflora W. A. Peterson 1937-4-21 732 San Luis Obispo 1 mi n La Panza; La Panza Quad., n of La Panza Comment
  JEPS35310  Githopsis diffusa subsp. robusta R. F. Hoover 1952-5-11 7199 San Luis Obispo Navajo Camp La Panza Range Comment
  OBI25374  Githopsis diffusa subsp. robusta Robert F. Hoover 1952-5-11 8181 San Luis Obispo La Panza Range. W slope (Pozo-La Panza Rd) Comment
  OBI68361  Glinus lotoides David J. Keil 2003-9-20 30288 -1 San Luis Obispo Santa Margarita Lake Comment
  UC1285226  Glycyrrhiza lepidota R. F. Hoover 1947-5-24 7193 San Luis Obispo Pilitas Creek district; hillslope Comment
  CDA11570  Gnaphalium californicum G. F. Hrusa 1993-5-22 11120 San Luis Obispo Black Butte Research Natural Area; along main ridge road, approx. 1/4 m. N of Mt. Lowe. Comment
  UCR202902  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2000-3-15 5338 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  OBI81037  Gnaphalium canescens Jason Dart, A. Weichert, G. Hind 2010-5-19 409 -H29 San Luis Obispo Hind River Ranch, east side of Salinas River, adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road 317 Comment
  OBI66341  Gnaphalium palustre David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26276 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  RSA0047734  Gnaphalium palustre LeRoy Gross, Marcel Beffort 2014-5-14 6457 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
  OBI66576  Gnaphalium palustre D. R. Miller/Ms. Miller 1997-4-26 497 -652 San Luis Obispo At 'Cat fish pond'; pond on Ridge not beyond Bennett crk rd jctns (near Monterey Co line) 549 Comment
  RSA0043125  Grayia spinosa Greg Wilvert 2005-4-5 150 San Luis Obispo 300 m N of Wells Spring. 884 Comment
  SD245459  Grevillea robusta David Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21194 San Luis Obispo Near summit along California Route 227 between San Luis Obispo and Arroyo Grande. 600 Comment
  RSA18244  Grindelia camporum var. bracteosa C. B. Wolf 1929-4-15 3606 San Luis Obispo Along the coast, 3 mi N of Morro Bay. 30 Comment
  CAS-BOT-BC305102  Grindelia hirsutula Alice Eastwood 1906-5-27 396 San Luis Obispo Suey Creek road Comment
  CAS-BOT-BC305111  Grindelia hirsutula Alice Eastwood 1927-7-29 14970 San Luis Obispo On road from Morro to San Luis Obispo Comment
  OBI66454  Grindelia stricta var. platyphylla David J. Keil 2005-6-24 30410 San Luis Obispo South of Harmony along Highway 1, just north of 43.5 mile post Comment
  UC575334  Guillenia lasiophylla David D. Keck and J. Clausen 1935-4-9 3083 San Luis Obispo Cholame 457 Comment
  UC1296266  Guillenia lasiophylla R. F. Hoover 1949-5-1 7655 San Luis Obispo at junction of Cottonwood Pass Rd and Palonio Pass Rd.; Cholame Valeey Comment
  UCR29093  Hainardia cylindrica David J. Keil 1982-6-26 16211 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  UCR146972  Haplopappus squarrosus George K. Helmkamp, E. A. Helmkamp 2004-10-8 8853 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness area, 0.9 mi east of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. 166 Comment
  OBI35462  Hazardia squarrosa var. squarrosa Melody Dickens 1980-7-4 50 BH San Luis Obispo Morro Bay state park; Black Hill Comment
  SBBG62830  Hazardia squarrosa var. squarrosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1285135  Hazardia stenolepis R. F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi w Pozo Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek Comment
  UCR231035  Hedera canariensis A. C. Sanders 2011-12-31 39956 San Luis Obispo Central Coast, Morro Bay, in town along Quintana Rd. 0.2 mi. east of intersection with Main St., just S of Hwy 1 25 Comment
  OBI66081  Hedypnois rhagadioloides D. R. Miller 1994-4-7 494 -177 San Luis Obispo Pine Mt region. parking area of 3 ranch house, San Simeon Crk drainage 500 Comment
  CAS-BOT-BC309511  Helenium puberulum R. W. S. 1887-9-9 469 San Luis Obispo By S. Luis Obispo Comment
  OBI16341  Helenium puberulum Robert F. Hoover 1964-8-13 9216 San Luis Obispo Santa Lucia Range. San Bernardo crk Comment
  UCR141006  Helianthemum scoparium George K. Helmkamp 2004-3-4 8323 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  CAS-BOT-BC305755  Helianthus gracilentus Alice Eastwood; John Thomas Howell 1936-5-8 2309 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC305759  Helianthus gracilentus Clare B. Hardham 1957-8-30 2529 a San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  OBI57048  Heliotropium curassavicum David J. Keil 1998-8-19 27988 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  OBI65164  Heliotropium curassavicum Greg Wilvert 2005-5-31 452 San Luis Obispo SE half of the Caliente Range. Dead end of Padrones Cyn Rd Comment
  UC1063906  Heliotropium curassavicum W. A. Peterson 1937-5-16 856 San Luis Obispo 1.3 mi. e.-s.e. French Camp; La Panza Quad. Comment
  OBI38252  Heliotropium curassavicum Eric Wise 1981-8-7 1049 San Luis Obispo Poso Ortega Lake Comment
  OBI35314  Heliotropium curassavicum var. oculatum Helen Jones 1982-8-7 62 San Luis Obispo Piedras Blancas Point Comment
  OBI27217  Helminthotheca echioides Thomas Burrows 1980-8-14 115 San Luis Obispo Reservoir Cyn Comment
  OBI38438  Helminthotheca echioides Eric Wise 1981-6-15 584 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  UCR88341  Hemizonia congesta subsp. luzulifolia George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 30 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
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Jan 7 2013
  CAS-BOT-BC309855  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  CAS-BOT-BC309859  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  CAS-BOT-BC309875  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-6-8 13143 San Luis Obispo Coast 2.5 miles north of Morro Comment
  CAS-BOT-BC309879  Hemizonia congesta subsp. luzulifolia David D. Keck; Wm. M. Hiesey 1940-5-31 5146 a San Luis Obispo 2.4 mi. N. of Harmony in Green Valley (S. of Cambria) Comment
  OBI16223  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-9-29 9656 San Luis Obispo Santa Lucia Range. N base of Cuesta Grade Comment
  RSA117741  Hemizonia increscens S. Carlquist 1957-7-3 410 San Luis Obispo Along Hwy 101, Nipomo Mesa W of Nipomo. Comment
  CDA15134  Herniaria hirsuta subsp. cinerea G. F. Hrusa 1998-4-25 14220 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. In bottom of Swain Wash, at south end of Swain pasture and appr. 1/2 mi. W of Soda Lake Rd. 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
  OBI55291  Hesperevax acaulis var. ambusticola David J. Keil 1998-4-7 26591 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  SBBG111582  Hesperevax sparsiflora var. sparsiflora C. B. Hardham 1960-3-27 5245 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  SJSU3603  Hesperocnide tenella C. W. Sharsmith 1962-4-22 6868 San Luis Obispo Carrizo Rocks, edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  RSA212578  Hesperocnide tenella E. C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  OBI7227  Hesperocyparis sargentii Robert F. Hoover 1968-2-10 10892 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI58345  Hesperolinon micranthum David J. Keil, with Kathleen A. Keil 1998-5-26 27433 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  OBI66415  Hesperolinon micranthum David J. Keil 1997-4-19 26217 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  RSA141827  Hesperolinon micranthum Clare B. Hardham 1960-6-1 5956 San Luis Obispo Burnett Peak Sargent Sypres forests. 610 Comment
  UC1928170  Hesperolinon micranthum D. R. Miller 1994-6-10 694 -430 San Luis Obispo along Coles road in, Marmolejo Creek drainage 850 Comment
  CAS-BOT-BC422565  Hesperomecon linearis Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5226 San Luis Obispo Along Parkhill District road, in hills 4 miles east of Santa Margarita 320 Comment
  CAS-BOT-BC422569  Hesperomecon linearis M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC422601  Hesperomecon linearis Mabel M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SBBG104226  Hesperomecon linearis M. D. Proctor, E. A. Young 1993-3-17 ROB 168 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CDA11383  Heterodraba unilateralis G. F. Hrusa 1995-4-15 12103 San Luis Obispo Carrizo Plain. S end of Soda Lake. Comment
  SBBG55757  Heteromeles arbutifolia R. F. Hoover 1969-10-26 11653 San Luis Obispo ridge NW of Cuesta Pass Comment
  CAS-BOT-BC148456  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 1636 San Luis Obispo Near summit of grade on road from Atascadero to Moro Bay - Santa Lucia Mountains 457 Comment
  OBI31305  Heteromeles arbutifolia Joy Nishida 1982-7-8 502 San Luis Obispo American Cyn; 1 mi S of American Cyn campground in dry stream bed Comment
  OBI72196  Heteromeles arbutifolia Jody Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Boy Scout rd (river side) ca 0.8 mi down stream along road from Twin Bridges Comment
  OBI23579  Heterotheca grandiflora Robert F. Hoover 1969-9-23 11615 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC311121  Heterotheca oregona var. scaberrima Clare B. Hardham 1956-10-8 1437 San Luis Obispo Santa Lucia Mountains. Paradise Valley. Atascadero Comment
  OBI16081  Heterotheca sessiliflora Robert F. Hoover 1946-8-17 6293 San Luis Obispo Upper Arroyo Grande, 5 mi above County park Comment
  OBI15164  Hirschfeldia incana Ernest C. Twisselmann 1953-11-19 825 San Luis Obispo Temblor Range and Western San Joaquin Valley. Hardenburgh Place: upper Gillis Cyn, 10 mi S of Cholame Comment
  OBI8485  Hirschfeldia incana R. D. McCall 1978-10-21 7 San Luis Obispo E slope of Nacimiento shoreline 20 mi N of Paso Robles Comment
  RSA586367  Hirschfeldia incana D. A. Young, F. L. Johnson 1992-6-17 ROB- 53 San Luis Obispo 1 km SW of Ranch House on Nacimento Road., Camp Roberts. Comment
  OBI12758  Hoita macrostachya Robert F. Hoover 1946-11-3 6548 San Luis Obispo Steiner Crk cyn (Serrano Cyn) Comment
  UC1129906  Hoita orbicularis H. C. Lee 1936-6-5 672 San Luis Obispo Los Berros Canyon Nipomo Quadrangle Comment
  UCSB39922  Hoita orbicularis Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road, 1.0 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  CAS-BOT-BC289246  Holcus lanatus R. F. Hoover 1950-5-30 7956 San Luis Obispo San Simeon Comment
  CAS-BOT-BC412714  Hollisteria lanata R. F. Hoover 1950-4-14 7825 San Luis Obispo North end of Elkhorn Plain Comment
  CAS-BOT-BC412718  Hollisteria lanata Ernest C. Twisselmann 1954-6-3 1315 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass: 7 miles south of Cholame 670 Comment
  SEINET10479877  Hollisteria lanata Lewis S. Rose 1936-5-8 Rose 36257 San Luis Obispo Dry slopes. 2 miles E of La Panza. 1700 feet. 520 Comment
  CAS-BOT-BC325905  Holocarpha heermannii Clare B. Hardham 1957-9-1 2544 San Luis Obispo Tierra Redondo, Santa Lucia Mountains Comment
  CAS-BOT-BC320309  Holocarpha virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi. nw. of Paso Robles on road to Nacimiento Dam Comment
  UC1392914  Holocarpha virgata subsp. virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimiento Dam) Comment
  RSA706636  Hordeum brachyantherum subsp. brachyantherum L. M. Prince, J. Travis Columbus, et al. 2002-4-28 02 -333 San Luis Obispo Morro Rock Ecological Reserve. 2 Comment
  UC771712  Hordeum jubatum R. F. Hoover 1946-6-16 6157 San Luis Obispo w Pozo; Rinconada district Comment
  CAS-BOT-BC285132  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1954-5-12 1222 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 7 miles south of Cholame 670 Comment
  CAS-BOT-BC285133  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1954-4-29 1125 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Falut [Fault], near Chris Twisselmann Ranch 685 Comment
  OBI78947  Hordeum murinum David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  CDA2207  Hordeum murinum P. Tomsovic 1997-5-1 97 San Luis Obispo San Luis Peak., west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI77674  Hordeum murinum Craig Woods 1978-4-3 31 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd Comment
  HSC79581  Hordeum murinum subsp. leporinum Paul Bailey 1972-4-22 111 San Luis Obispo 1/2 mi. W of Cambria on the hillside of Santa Rosa Creek Lagoon. 15 Comment
  CAS-BOT-BC271395  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 4 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  CAS-BOT-BC271399  Hordeum vulgare Ernest C. Twisselmann 1970-5-17 16601 San Luis Obispo Goldtree Hills, eastern San Luis Obispo county 548 Comment
  OBI77859  Hordeum vulgare David J. Keil, V. L. Holland and LynneDee Oyler 1995-4-27 24968 San Luis Obispo Trail head 11 mi E of Tepusquet Cyn rd on Hwy 166 Comment
  OBI10120  Horkelia californica Robert F. Hoover 1952-7-13 8265 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  POM305210  Horkelia cuneata Henry J. Ramsey, Henry J. Ramsey 1940-4-21 588 San Luis Obispo Morro Bay region. Comment
  UC1750218  Horkelia cuneata David Keil 1995-6-11 25347 San Luis Obispo San Luis Bay Estates San Luis Range (area proposed for housing development) Comment
  RSA128111  Horkelia cuneata Clare B. Hardham 1959-5-23 4638 San Luis Obispo S of Baywood Park Comment
  UCSC000361  Horkelia cuneata R. C. Wilson 1936-5-13 272 San Luis Obispo Sandhills, Pecho Coast 183 Comment
  UC453994  Horkelia cuneata subsp. cuneata Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  UC1392694  Horkelia cuneata subsp. cuneata R. F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi w Nipomo; Hoover Comment
  OBI62958  Horkelia cuneata var. puberula David J. Keil 1992-6-5 23212 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  SEINET10628584 Image available Horkelia yadonii Barbara J. Ertter 1989-6-10 Ertter 8572 San Luis Obispo E side of Black Mt, La Panza Range ca 20 airmiles ENE of San Luis Obispo, Hunter Spring at head of Fernandez Creek just below Friis Campground, dried streamlet in Juncus macrophyllus mdw, T29S, R15E, Sec 23 NE. 671 Comment
  OBI43095  Hosackia crassifolia var. otayensis D. R. Miller 1985-5-20 s.n. San Luis Obispo Santa Lucia Mtns E of San Simeon on slopes of Little Pine mtn 305 Comment
  SBBG81857  Hosackia oblongifolia var. oblongifolia D. Keil, K. Bay, R. Ferguson 1984-4-28 18136 San Luis Obispo American Cyn area Comment
  OBI37385  Hydrocotyle ranunculoides Eric Wise 1981-9-29 1283 San Luis Obispo Black Lake Cyn at hwy 1 Comment
  OBI37375  Hydrocotyle verticillata Eric Wise 1981-6-30 868 San Luis Obispo Black Lake of Dune Lakes Comment
  OBI43558  Hypericum anagalloides David J. Keil, Eric Wise 1982-7-2 16271 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake cyn trl Comment
  OBI73526  Hypochaeris glabra David J. Keil 1990-4-26 21392 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC311478  Hypochaeris radicata John Thomas Howell 1964-6-29 40758 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  OBI43649  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  OBI73410  Iris pseudacorus David J. Keil 2000-5-29 28777 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  SEINET9352381  Isocoma acradenia Unknown 2000-9-30 15698 San Luis Obispo Carrizo Plain Natural Area Comment
  OBI59798  Isocoma acradenia var. bracteosa George Butterworth 1997-11-3 192 San Luis Obispo T31 S R20E, S29 beside Soda Lake Rd. 1/4 mi S of Simmler rd 588 Comment
  UCSC000781  Isocoma arguta E. P. Unangst 2006-9-23 s.n. San Luis Obispo Morrs Comment
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Jan 30 2019
  UCR148798  Isocoma menziesii Austin P. Griffiths, Joe R. Walker 1981-11-9 s.n. San Luis Obispo Central Coast, Nipomo Dunes, near northwest edge of Jack Lake 10 Comment
  RSA660613  Isocoma menziesii Austin P. Griffiths 1980-8-12 s.n. San Luis Obispo Along N margin of empty lot near roadside, across from entrance to Oceano Campground. 20 Comment
  CDA20335  Isocoma menziesii var. vernonioides A. Gilbert June 1996 s.n. San Luis Obispo Morro Bay. 0 Comment
  CDA8034  Isocoma menziesii var. vernonioides T. C. Fuller 1980-10-28 20341 San Luis Obispo East side of Highway 1 to Cambria, 1.6 km south of Little Pico Creek, 4 km south of San Simeon Exit. 0 Comment
  OBI32269  Isolepis cernua David J. Keil, Eric Wise 1981-5-25 14828 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI30139  Isolepis cernua Melissa Luckow 1982-6-24 918 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  OBI4928  Jaumea carnosa F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  SBBG8497  Jaumea carnosa H. and M. Dearing 1940-8-18 4465 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC102338  Juglans nigra Ernest C. Twisselmann 1971-12-5 18541 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC102334  Juglans regia Peter L. Morrell; Donna Krause 1994-5-27 456 San Luis Obispo at 6060 Ontario Rd., 0.8 miles N of Avila Beach - San Luis Bay exit off CA Hwy 101 100 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  SEINET269527  Juncus bufonius G. Helmkamp 1994-5-18 91 -1 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  UC1969545  Juncus bufonius var. occidentalis David Keil with Jason Dart and Meg Perry 2010-4-27 30728 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  SD37607  Juncus lescurii Edith A. Purer 1933-7-20 5073 San Luis Obispo Moist place in the sand dunes, northwest of Guadalupe. Comment
  OBI40133  Juncus lescurii David J. Keil 1981-4-25 14579 San Luis Obispo Baywood Park at Sweet Springs marsh. Comment
  CAS-BOT-BC110164  Juncus luciensis Clare B. Hardham 1963-5-7 3223 C San Luis Obispo Santa Lucia Mountains. Between Bee Rock and the Nacimiento. Comment
  UC771778  Juncus mexicanus R. F. Hoover 1946-9-14 6383 San Luis Obispo near Santa Margarita-Creston road summit Comment
  SBBG109434  Juncus occidentalis C. B. Hardham 1958-3-4 2865 San Luis Obispo Cambria Comment
  UCR91690  Juncus phaeocephalus var. phaeocephalus George K. Helmkamp 1996-5-24 1036 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  SD249095  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive. 124 Comment
  OBI65195  Keckiella breviflora var. breviflora Greg Wilvert 2005-7-20 499 San Luis Obispo SE Half of the Caliente Range. 1.4 km W of Semper Spring 921 Comment
  OBI83420  Keckiella cordifolia Butterworth 2006-5-15 621 San Luis Obispo Garcia Spring Rd, CHG071 939 Comment
  UC1562880  Keckiella cordifolia Barbara Ertter 1989-6-10 8570 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt, head of McGinnis Creek above Navajo Campground); Black Mt., McGinnis Creek Comment
  CDA16027  Krascheninnikovia lanata G. F. Hrusa, T. D. Wilfred 2000-9-29 15693 San Luis Obispo Carrizo Plain; Immed. S of Swain pasture, W of Soda Lake approx. 1/3 mile. 670 Comment
  OBI65939  Lactuca saligna Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 38 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 1 186 Comment
  CAS-BOT-BC340634  Lactuca serriola John Thomas Howell 1964-6-29 40776 San Luis Obispo Cambria Comment
  SBBG117902  Lactuca serriola E. Painter, M. Wetherwax 2002-9-4 CR 368 San Luis Obispo Sulphur Spring Rd; Camp Roberts 263 Comment
  IRVC28945  Lactuca serriola G. K. Helmkamp 2003-9-19 8151 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  OBI80465  Lagophylla ramosissima David J. Keil 1992-8-3 23610 San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG34872  Lagophylla ramosissima Mrs. R. W. Summers -Oct-1886 San Luis Obispo base of San Luis Mtn Comment
  UC55691  Lagophylla ramosissima Mrs. R. W. Summers San Luis Obispo low slopes San Luis Mt. San Luis Mt. Comment
  CAS-BOT-BC341614  Lagophylla ramosissima Herman Knoche 1919-5-17 Series A, No. 284 San Luis Obispo Atascadero region, Paso Robles Comment
  CAS-BOT-BC341618  Lagophylla ramosissima David D. Keck 1931-6-23 1261 San Luis Obispo 4.2 mi. S. of Atascadero Comment
  OBI32203  Lamarckia aurea David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15859 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz. Comment
  OBI58167  Lamium amplexicaule David J. Keil 1998-4-14 26693 San Luis Obispo Suey Creek Rd., 1.8 mi N from Hwy 166. Comment
  SD241755  Lasthenia californica Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4616 San Luis Obispo UTM in Supplement. North of Carrizo Plain Nationa Monument. Along Soda Lake Road between College and Belmont Streets. 583 Comment
  SEINET7063597  Lasthenia californica 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
  CAS-BOT-BC324943  Lasthenia californica subsp. bakeri R. F. Hoover 1965-6-14 9426 San Luis Obispo Near Arroyo del Oso south of Arroyo de la Cruz Comment
  RSA790123  Lasthenia ferrisiae Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-4-12 08 San Luis Obispo South Coast Rangers; Carrizo Plain; North of Carrizo Plain National Monument; valley floor. South of Highway 58, immediately north of Belmont Rd, between Carbondale Rd and Caribou Rd. 597 Comment
  SFV15513  Lasthenia ferrisiae I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 374 San Luis Obispo Carrizo Plain Carrizo Plain. 13.9 miles east on Simmler Road from intersection with Soda Lake/San Diego Creek Road. Adjacent of Soda Lake. In dry wash leading to Soda Lake. 610 Comment
  UC1315032  Lasthenia fremontii R. F. Hoover 1967-4-8 10372 San Luis Obispo near n end Soda Lake; Carrizo Plain Comment
  CDA15703  Lasthenia fremontii G. F. Hrusa, Jeff Hart 1993-4-6 10693 San Luis Obispo near N end of Plain on N side of 7 Mile Rd. 609 Comment
  OBI82681  Lasthenia gracilis David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33513 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 530 Comment
  UCSB33244  Lasthenia gracilis Partsch, M. 1977-4-20 San Luis Obispo At Nipomo Mesa, 6 mi. NW of Le Roy Park 30 Comment
  JEPS60904  Lasthenia leptalea Ernest C. Twisselmann 1969-4-14 15105 San Luis Obispo 5 mi se Creston (n slope); La Panza Range, Bedell Ranch 350 Comment
  UC1187674  Lasthenia leptalea Clare B. Hardham 1960-4-20 5462 San Luis Obispo Highland District Santa Lucia Mts., Black Mountain (flood plain of ephemeral stream) 457 Comment
  UC2026999  Lasthenia microglossa Greg Wilvert 2005-3-24 32 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  RSA123031  Lasthenia minor C. M. Belshaw 1936-4-2 1790 San Luis Obispo Carrizo Plain - SW end of Soda Lake. 610 Comment
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Apr 16 2013
  UC1872929  Lasthenia minor David Keil 2001-3-28 29220 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 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
  UCR121533  Lathyrus odoratus George K. Helmkamp, E. A. Helmkamp 2002-4-21 7616 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  CDA43183  Lathyrus vestitus var. vestitus Richard R. Halse 2015-3-23 9347 San Luis Obispo Santa Lucia Range; Along Santa Rosa Creek Road ca. 0.6 mile northwest of its junction with State Hwy 46; east of Cambria. Comment
  OBI13245  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  UC73252  Lathyrus vestitus var. vestitus J. E. Roadhouse 1905-4 87 San Luis Obispo San Luis Obispo Comment
  SBBG104495  Layia glandulosa M. D. Proctor, E. A. Young 1993-4-11 ROB 364 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SBBG104622  Layia glandulosa M. D. Proctor, E. A. Young 1993-3-17 ROB 212 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  UC1069731  Layia glandulosa H. C. Lee 1936-3-5 454 San Luis Obispo 3/4 mi se of Callender; Arroyo Grande Quadrangle Comment
  UCR101849  Layia glandulosa R. D. Goeden, J. Teerink 1990-4-18 s.n. San Luis Obispo South Coast Range, junction of Hwy 58 and La Panza Road 439 Comment
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Apr 15 2019
  CAS-BOT-BC321451  Layia glandulosa Ernest C. Twisselmann 1962-4-9 6905 San Luis Obispo Tehachapi-Kernville Region. North end of Kelso Valley. 1280 Comment
  OBI15840  Layia glandulosa Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5136 San Luis Obispo Along direct rd from La Panza to Creston, 0.5 mi W of jctn of Commatti cyn rd from Shandon 457 Comment
  UCSB32619  Layia glandulosa Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  JEPS39996  Layia heterotricha W. L. Jepson 1932-4-3 16220 San Luis Obispo 640 Comment
  UC1979364  Layia heterotricha David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27389 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  CAS-BOT-BC327494  Layia jonesii R. F. Hoover 1947-4-13 6914 San Luis Obispo 2 mi NW of Morro Bay town on Hwy 1 Comment
  CAS-BOT-BC327498  Layia jonesii H. M. Hall 1931-6-8 13144 San Luis Obispo Odd Fellow Cemetery, Morro. 0.5 mi from the sea. Comment
  POM53341  Layia jonesii R. W. Summers 1888-5-13 s.n. San Luis Obispo San Lius Obispo Comment
  RSA0001361  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC327618  Layia munzii David D. Keck; J. Clausen 1935-4-10 3135 San Luis Obispo E side of Soda Lake, Carrizo Plains 597 Comment
  UC1753622  Layia munzii David Keil with Kathleen Keil 1992-4-11 22791 San Luis Obispo Belmont Trail ca. 2 mi E of Soda Lake Road at int. with small cross road California Valley, Carissa Plain Comment
  OBI29238  Layia platyglossa David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14531 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI32008  Layia platyglossa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14426 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI72757  Layia platyglossa Michael Walgren 2010-4-7 114 San Luis Obispo San Simeon State Park on W side of hwy 1 just S of the Piedras Blancas Motel, in a former campground area between Arroyo del Corral and Arroyo del Osos Comment
  UC1069776  Layia platyglossa W. A. Peterson 1937-4-14 674 San Luis Obispo 4 mi n of source Cedar Creek; La Panza Quad. Comment
  UCR159306  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-4-22 9390 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  CAS-BOT-BC382110  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Santa Lucia Mountains; Pine Mt. 762 Comment
  CAS-BOT-BC385622  Layia platyglossa David D. Keck 1940-5-31 5151 San Luis Obispo 1 mi. N of Piedras Blancas lighthouse, on coastal bluffs. Comment
  CAS-BOT-BC385623  Layia platyglossa David D. Keck 1940-5-31 5151 San Luis Obispo 1 mi. N of Piedras Blancas lighthouse, on coastal bluffs. Comment
  SFV16213  Layia platyglossa J. M. Kneitel 1995-3-25 4 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Caliente Mountains. American Ranch, 2 miles from Soda Lake Road. 670 Comment
  OBI38526  Lemna gibba Eric Wise 1982-12-14 1628 San Luis Obispo San Luis Obispo City Comment
  OBI38527  Lemna gibba Eric Wise 1981-8-7 1022 San Luis Obispo Cow pond, .3 mi W of Huer Huero-La Panza Rd. Next to hwy 58 Comment
  OBI64464  Lemna gibba David J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  SD115791  Lemna valdiviana Wayne P. Armstrong 1984-6-16 ZT 7546 San Luis Obispo Oso Flaco Lake. 4 Comment
  OBI13493  Lepechinia calycina Robert F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range; Tassajera Peak Comment
  OBI28743  Lepidium acutidens David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14488 -2 San Luis Obispo Rd at S end of Soda lake ca 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC89031  Lepidium dictyotum Eben McMillan 1957-4-17 34 -27 San Luis Obispo Foot of Caliente Mountain, southern Carissa Plains. 807 Comment
  UCD115427  Lepidium draba P. B. Kennedy 1929-4-10 s.n. San Luis Obispo San Luis Obispo County: Between San Luis Obispo and Morro. Comment
  CAS-BOT-BC89508  Lepidium jaredii R. F. Hoover 1966-3-30 9765 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  UCSB2369  Lepidium jaredii Robbins, G.; Bacigalupi, Rimo 1952-4-20 San Luis Obispo Just east of lowest point in Carrizo Plain; about 8 miles southeast of Soda Lake 594 Comment
  UCR29899A  Lepidium latifolium M. G. McLeod 1979-6-19 s.n. San Luis Obispo Morro Bay, 1 mi from Calif. Rte. 1 on Calif. Rte. 41 Comment
  RSA67348  Lepidium nitidum Alice Eastwood, J. T. Howell 1935-3-25 2008 San Luis Obispo Cholame Comment
  SBBG112556  Lepidium nitidum D. Keil, K. Keil 1992-4-11 22787 -2 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  UC56038  Lepidium nitidum J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  UC524034  Lepidium nitidum Ira L. Wiggins 1932-3-21 5824 San Luis Obispo ne edge Carisa Plain (on road to Bitterwater Valley) Comment
  UCD115819  Lepidium nitidum P. Schiffman 1993-3-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, grassland along Soda Lake Rd., 2.3 miles NW of intersection with dirt road leading to Painted Rock and Education Center. Comment
  OBI54204  Lepidium strictum David J. Keil, V. L. Holland 1996-6-6 25887 San Luis Obispo Prefumo Canyon Homes project site along Prefumo Creek ca. 1/3 mile from Los Osos Valley Road. Along side Prefumo Canyon Road. Comment
  OBI57202  Lepidium strictum David J. Keil 1998-5-6 27074 San Luis Obispo Atascadero. Traffic Way and San Benito intersection just E of Hwy between hwy and railroad tracks. Comment
  OBI57243  Lepidium strictum David J. Keil 1998-4-15 26745 San Luis Obispo Near Oceano at intersection of Silver Spur Place & 22nd St. Comment
  OBI80753  Leptochloa fusca subsp. fascicularis David J. Keil 1992-10-19 23835 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI59113  Leptochloa fusca subsp. fascicularis David J. Keil 1998-9-4 28101 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  SDSU3133  Leptodactylon californicum John E. Collier 1951-4-15 San Luis Obispo 2.0 miles S of Atascadero on US HWY 101. Comment
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Oct 11 2011
  UC604881  Leptodactylon californicum Roxana S. Ferris and Ruth P. Rosebach 1938-5-12 9452 San Luis Obispo on State Highway #178, 10 mi e Santa Margarita (along Salinas River); along Salinas River Comment
  RSA140531  Leptosiphon androsaceus Clare B. Hardham 1957-4-27 1769 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  RSA140538  Leptosiphon androsaceus Clare B. Hardham 1958-4-3 2987 San Luis Obispo Intersection of oak Flat Road and North Road to Adelaida Comment
  OBI69806  Leptosiphon liniflorus D. R. Miller 1993-5-15 593 -10 San Luis Obispo Pine Mt Region. On Tobacco Ridge Rd just above Cline Cabin 549 Comment
  OBI39114  Leptosyne calliopsidea David J. Keil 1978-3-19 12614 San Luis Obispo E of Calif Valley along hwy 58 in the Temblor range 488 Comment
  OBI28859  Leptosyne calliopsidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14482 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI77684  Leptosyne calliopsidea Craig Woods 1978-3-29 17 San Luis Obispo Carrizo Plain, from a set of small hills in T31S, R19E, sec 11 579 Comment
  UCR132026  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-10 8138 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UC1069813  Lessingia glandulifera var. glandulifera T. M. Hendrix 1937-6-6 273 San Luis Obispo 1.5 mi nw of New District School; Pozo Quadrangle Comment
  CDA11657  Lessingia pectinata G. F. Hrusa, D. Ragan 1995-6-19 12358 San Luis Obispo Nipomo Dunes. Comment
  RSA355806  Lessingia pectinata var. pectinata R. F. Thorne 1968-6-7 37774 San Luis Obispo Jack Lake. sand dunes near lake, ca. 3 miles S of Oceano. Comment
  UC1321256  Lessingia pectinata var. pectinata R. F. Hoover 1966-9-21 10077 San Luis Obispo 1 mi s Edna (on Price Canyon road to Pismo Beach) Comment
  JEPS20674  Lessingia pectinata var. tenuipes Mrs. R. W. Hart 1935-8-18 514 San Luis Obispo Atascadero Comment
  UC1069812  Lessingia pectinata var. tenuipes H. C. Lee 1937-5-11 926 San Luis Obispo 1 mi s San Miguel; Paso Robles Quad. Comment
  UC1392626  Lessingia pectinata var. tenuipes R. F. Hoover 1969-9-13 11585 San Luis Obispo w Paso Robles (upper Jack Creek); Upper Jack Creek Comment
  CAS-BOT-BC274403  Leymus mollis R. F. Hoover 1947-2-19 6617 San Luis Obispo North end of Morro Bay Comment
  SBBG20595  Leymus triticoides E. C. Twisselmann 1963-12-15 9210 San Luis Obispo Choice Valley, 1 mi E of the summit 609 Comment
  OBI45187  Lilium pardalinum Malcolm McLeod, Linda Seek 1987-7-5 s.n. San Luis Obispo Bianchi Bog near confluence of San Simeon Crk and Steiner Crk Comment
  OBI49957  Lilium pardalinum Malcolm McLeod, Linda Seek 1987-7-5 s.n. San Luis Obispo Bianchi Bog near confluence of San Simeon Crk and Steiner Crk Comment
  POM98142  Limnanthes douglasii subsp. nivea P. A. Munz 1925-11-24 9224 San Luis Obispo Dry mud-flat, Atascadero. Comment
  SBBG43635  Limonium californicum L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  UCR38955  Limonium californicum David J. Keil 1983-11-19 18049 San Luis Obispo Central Coast, Salt marsh at Sweet Springs, Baywood Park, south end of Morro Bay Comment
  OBI6190  Limonium perezii Shirley Vaughn 1974-6-25 25 San Luis Obispo On Ocean Ave and Old Creek Rd in Cayucos Comment
  SD241955  Limosella aquatica Ayzik Solomeshch 2009-4-15 San Luis Obispo Camp Roberts, 7 miles as the crow flies west from San Miguel. Avery Road. 249 Comment
  UCR243000  Limosella aquatica Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  OBI37286  Limosella aquatica Eric Wise 1982-5-17 1493 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 Comment
  OBI37287  Limosella aquatica Eric Wise 1981-10-23 1339 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 Comment
  RSA66860  Linanthus californicus P. A. Munz 1951-4-13 16305 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  OBI53898  Linanthus californicus subsp. tomentosus Arthur W. Hazebrook 1992-11-14 165 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  SJSU3347  Linanthus parryae C. W. Sharsmith 1962-4-19 6776 San Luis Obispo valley of Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  RSA781520  Linanthus parviflorus David J. Keil 1986-4-13 19172 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway Comment
  OBI41033  Linum grandiflorum Kathy Koivisto & Diana Byrum, Diana Byrum 1983-11-13 5 San Luis Obispo Roadside ditch on the corner of hwy 1 and Grand Ave in Arroyo Grande Comment
  UC11894  Lithophragma cymbalaria Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  RSA121445  Lithophragma cymbalaria T. M. Hendrix 1937-4-19 39 San Luis Obispo 3.8 miles E of Pozo. 518 Comment
  CAS-BOT-BC435658  Lithophragma heterophyllum Ira L. Wiggins 1929-4-16 3652 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  RSA550197  Lithophragma heterophyllum W. Wisura 1992-4-25 4715 San Luis Obispo San Bernardo Creek Ranch E of Morro Bay. Comment
  RSA185472  Lithophragma parviflorum Clare B. Hardham 1962-4-16 8996 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  SBBG112864  Lobularia maritima C. B. Hardham 1957-11-2 2701 San Luis Obispo Old Crk, Cayucos Comment
  SBBG109255  Loeseliastrum schottii C. B. Hardham 1958-5-5 3199 San Luis Obispo hills bordering Carrisa Plains, Washburn Ranch Comment
  RSA0042391  Logfia filaginoides LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6529 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  HSC91741  Lolium perenne Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro, MDO33 Comment
  CAS-BOT-BC269172  Lolium temulentum R. F. Hoover 1964-6-5 8929 San Luis Obispo Ridge west of Upper Lopez Canyon Comment
  SBBG107658  Lomatium C. B. Hardham 1960-5-17 5745 San Luis Obispo between Bee Rock, Tierra Redonda woods and Nacimiento Comment
  UCR29879.1  Lomatium californicum Melissa Luckow, R. Riggins 1982-5-14 872 San Luis Obispo Coast Range, 1.9 mi. SE of Avenales Guard Station on San Jose Avenales Rd. Comment
  OBI56855  Lomatium californicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27535 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. 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
  OBI81771  Lomatium californicum Tracey Call, Viola Call 1963-6-2 2194 San Luis Obispo Adelaida road 3 miles west of Paso Robles 305 Comment
  SBBG96024  Lomatium californicum R. J. Rodin 1962-5-10 6880 San Luis Obispo ca. 3 mi S of US Hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company. Comment
  OBI17522  Lomatium dasycarpum Lynne Dee Althouse 1977-5-23 110 San Luis Obispo Wolfe's horse ranch, near San Luis High School 152 Comment
  RSA128127  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1958-5-7 3227 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  UC639015  Lomatium dasycarpum subsp. dasycarpum Bernard Miossi 1940-3-20 237 San Luis Obispo small hill 1 mi. n. San Luis Obispo (300 yds. n. of San Luis Creek) 76 Comment
  OBI44808  Lomatium parvifolium David J. Keil 1979-7-1 13120 San Luis Obispo Ridge between Prefumo and See cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  CAS-BOT-BC218450  Lomatium parvifolium Clare B. Hardham 1958-4-10 3269 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  SBBG120121  Lomatium utriculatum M. Wetherwax, E. Painter 2000-6-11 SLO 117 San Luis Obispo SSW of Chorro Reservoir, E side of rd between reservoir and California Mens Colony prison 200 Comment
  LA212255  Lonicera hispidula Lee Haines; 1951-5-31 s.n. San Luis Obispo S. SANTA LUCIA MTS., 579 Comment
  OBI27004  Lonicera hispidula var. vacillans James Courtney 1980-12-20 21 San Luis Obispo Pennington Crk Biological Reserve Comment
  RSA122593  Lonicera hispidula var. vacillans H. C. Lee 1936-5-11 599 San Luis Obispo 1/2 miles S of head of Davis Canyon (a tributary to San Luis Obispo Creek NW of Avila.) 442 Comment
  UC1125251  Lonicera interrupta B. Bolt 1936-5-26 748 San Luis Obispo 3 3/4 mi ne Santa Margarita (Plot 131); San Luis Obispo Quadrangle Comment
  UCR160755  Lonicera interrupta George K. Helmkamp, E. A. Helmkamp 2005-6-12 9627 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  SBBG69584  Lonicera involucrata var. ledebourii R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  RSA600816  Lotus grandiflorus L. S. Rose 1936-5-8 36250 San Luis Obispo 7 miles east of Pozo. 518 Comment
  RSA139886  Lotus hamatus Clare B. Hardham 1960-5-21 5852 San Luis Obispo Black Mountain, Highland District. Comment
  CAS-BOT-BC8387  Lotus junceus Robert Francis Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  OBI74434  Lotus junceus var. biolettii David J. Keil 1987-5-11 20143 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 101 Comment
  POM1893  Lotus procumbens var. procumbens J. H. Barber 1901-4-25 A- 25 San Luis Obispo SE of Templeton. Comment
  UC1129193  Lotus strigosus P. L. Johannsen 1936-3-22 740 San Luis Obispo 3.75 mi ne San Luis Obispo Quad. 472 Comment
  UCR97565  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1431 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  UC454638  Lupinus affinis I. J. Condit 1910-6-6 San Luis Obispo Tiber Oil Fields; San Luis Obispo, Tiber Oil Fields Comment
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May 25 2007
  CAS-BOT-BC201603  Lupinus albifrons var. albifrons Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  POM160608  Lupinus albifrons var. albifrons Lester Rowntree 1929-7-9 s.n. San Luis Obispo Above San Simeon. Comment
  CAS-BOT-BC201611  Lupinus albifrons var. albifrons Charles Piper Smith 1951-4-21 51197 San Luis Obispo Highway 1 - Monterey County line, 1 mile south Comment
  OBI19296  Lupinus arboreus Robert F. Hoover 1947-7-11 7298 San Luis Obispo S end of Morro Bay Comment
  SBBG19334  Lupinus arboreus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  UCR8314  Lupinus arboreus B. Freeman 1968-8-11 s.n. San Luis Obispo 1 mi N of Oceano on Calif. Route 1; vacant lot just south of a crossroad, beside a railroad track running parallel to Route 1 4 Comment
  UC52192  Lupinus arboreus Mrs. R. W. Summers 1886-2-22 914 San Luis Obispo Oso Flacco Sand Hills Oso Flacco; Oso-Flacco sandhills Comment
  UCD106604  Lupinus arboreus Eric Davidson 1971-6-26 322 San Luis Obispo San Luis Obispo County: side of road at freeway entrance north from Avila Beach. Comment
  RSA337168  Lupinus arboreus var. arboreus T. S. Elias, Walter Wisura 1984-7-26 8583 San Luis Obispo South of Morro Bay; south end of bay. Comment
  POM186450  Lupinus arboreus var. arboreus Thos. Craig 1933-7-3 s.n. San Luis Obispo 1 to 3 miles S of Pismo Beach. 9 Comment
  RSA17799  Lupinus arboreus var. arboreus Carl B. Wolf 1929-4-15 3573 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  UCD147264  Lupinus benthamii Diana Hickson 2008-5-7 CARR 159 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 600 Comment
  RSA0036480  Lupinus bicolor Daisie Huang 2006-4-13 06041333 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG118164  Lupinus bicolor J. Olson 2002-4-3 San Luis Obispo W of Cerro Romualdo in leveled area behind water tank, Training Area 5; Camp San Luis Obispo 130 Comment
  UC55703  Lupinus bicolor Mrs. R. W. Summers San Luis Obispo Avila; Coast Hills, Avila Comment
  UCD107259  Lupinus bicolor G. F. Hrusa 1995-5-28 12302 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). 600 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
  SEINET7040149 Image available Lupinus bicolor subsp. pipersmithii A. G. Vestal 1962-4-9 San Luis Obispo Upper Cuyama Valley. UTM Zone 11, 257982mE, 3869517mN. Comment
  OBI66968  Lupinus cervinus D. R. Miller 1994-5-12 594 -348 San Luis Obispo Pine Mtn Region; NE slope of Pine Mt, ridge rd; Tobacco Crk drainage 914 Comment
  CAS-BOT-BC215059  Lupinus chamissonis Alice Eastwood 1941-4-21 18991 San Luis Obispo Nipomo Mesa Comment
  SBBG68985  Lupinus chamissonis R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  UC865105  Lupinus chamissonis Marcus E. Jones, A. M. 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC215055  Lupinus chamissonis G. L. Moxley 1919-7-25 1206 San Luis Obispo Morro Beach Comment
  UC81994  Lupinus concinnus E. Palmer June 1876 95 San Luis Obispo San Luis Obispo District Comment
  RSA212002  Lupinus concinnus subsp. concinnus E. C. Twisselmann 1969-4-24 15163 San Luis Obispo Shandon. La Panza Highway, 2.4 miles east of Shell Creek Road. 457 Comment
  RSA619253  Lupinus concinnus subsp. concinnus R. S. Woglum 1938-4-23 1585 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  SEINET12154503  Lupinus densiflorus Unknown 1933-1 8547 San Luis Obispo Paso Robles Comment
  OBI81102  Lupinus latifolius Michael Walgren 2015-4-9 445 San Luis Obispo Cambria, on the coast side of Highway One on a steep road cut just downcoast from Santa Rosa Creek 39 Comment
  OBI082295  Lupinus ludovicianus Rhonda Riggins 1982-4-6 1331 San Luis Obispo T31S, R15E, sec 21, Hi Mtn Rd 4.1 mi E Arroyo Grande Ranger Station Comment
  UCD108616  Lupinus microcarpus Gordon J. Pilone 1963-5-4 271 San Luis Obispo San Luis Obispo County: 1/2 mile south west of Sea Back Ranch. Coast Range Mountains. 731 Comment
  OBI12913  Lupinus microcarpus var. densiflorus Robert F. Hoover 1949-5-19 7710 San Luis Obispo San Simeon Crk Comment
  SBBG108227  Lupinus microcarpus var. densiflorus C. B. Hardham 1956-4-18 439 San Luis Obispo Chimney Rock Ranch intersection Oak Flat Rd and N Rd to Adelaida Comment
  OBI48279  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  OBI48415  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  OBI48431  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd 0.2 mi NW Hwy 58 Comment
  OBI5564  Lupinus nanus Sharon Jochums 1974-4-10 122 San Luis Obispo W of hwy 1 on marine terr of San Simeon Point Comment
  UC1285116  Lupinus nanus R. F. Hoover 1952-4-20 8141 San Luis Obispo w base of Temblor Range near Crocker Grade; w base of Temblor Range near Crocker Grade Comment
  CAS-BOT-BC202126  Lupinus nipomensis Alice Eastwood 1940-4-14 18929 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SEINET10450709  Lupinus nipomensis Hoover 1967-1 San Luis Obispo Comment
  OBI78140  Lupinus pachylobus D. R. Miller 1991-5-11 s.n. San Luis Obispo Along ridge rd between Rocky Butte and Pine Mt Comment
  SEINET10903607  Lupinus subvexus var. albilanatus Smith 1932-5-22 Smith 4686 San Luis Obispo South edge of templeton. Comment
  OBI57841  Lupinus succulentus David J. Keil 1998-3-27 26449 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  RSA28715  Lupinus succulentus R. S. Woglum 1938-4-23 1556 San Luis Obispo Cottonwood Pass near Cholame. Comment
  SEINET269517 Image available Lupinus truncatus G. Helmkamp 1994-5-18 91 -22 San Luis Obispo Alamo Canyon; 7 miles east of US 101 on CA 166, then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  HSC91557  Luzula comosa Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail Comment
  OBI58917  Luzula subsessilis David J. Keil 1998-4-2 26536 San Luis Obispo Cambria, East-West Ranch, Cambria. Comment
  OBI8436  Lyonothamnus floribundus subsp. aspleniifolius David J. Keil 1977-7-3 12473 San Luis Obispo Campus of Cal Poly State Univ, San Luis Obispo Comment
  OBI66936  Lysimachia arvensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29568 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
  OBI78306  Lysimachia arvensis Philip M. Lester 1979-4-25 1 San Luis Obispo In lawn in front of Cal Poly Lib Comment
  OBI35720  Lysimachia arvensis Allison Berry 1984-3-30 62 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI3915  Lysimachia arvensis Patricia Wiese 1971-5-2 37 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 4 mi from Cuesta Pass 762 Comment
  OBI78307  Lysimachia latifolia Robert F. Hoover 1964-5-13 8845 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI26414  Lythrum californicum David J. Keil 1980-9-21 14228 San Luis Obispo 3.4 mi NNW of jctn with Rte 58 along Creston-O'Donnovan Rd 366 Comment
  UC56403  Lythrum californicum Mrs. R. W. Summers July 1882 San Luis Obispo San Luis Obispo County Comment
  OBI78974  Lythrum hyssopifolia David J. Keil 2013-8-22 31937 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC343878  Madia elegans Bruce G. Baldwin 1985-9-29 535 San Luis Obispo Along California State Highway 58, less than 0.5 miles west of junction with California State Highway 229 Comment
  OBI42263  Madia exigua David J. Keil, V. L. Holland 1986-5-26 19589 San Luis Obispo Oak Shores Development on n shore of Nacimiento Lake Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
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Aug 21 2017
  OBI15739  Madia sativa Robert F. Hoover 1969-8-1 11508 San Luis Obispo Cambria Comment
  OBI31621  Madia sativa Turnquist, Smeltzer 1982-7-23 187 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  POM29915  Madia sativa Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA133267  Malacothamnus davidsonii Clare B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock; Santa Lucia Mountains. Comment
  RSA786588  Malacothamnus jonesii Mark A. Elvin, Vern Yadon 1996-8-11 348 San Luis Obispo Santa Lucia Mountains; Interlake Mesa, E of Bee Rock, summit of Interlake Rd., N. side of road on hill. 1.2 miles WSW of jct. of G19 and G14 Naciemento Rd. Comment
  UC1602142  Malacothamnus jonesii T. M. Hendrix 1937-6-4 250 San Luis Obispo 5 mi nw El Dorado School; Pozo Quadrangle Comment
  OBI70351  Malacothamnus jonesii Unknown 1998-6-16 s.n. San Luis Obispo Calf Cyn, along hwy 58, from jctn with hwy 229 Eastward for ca 1 mi Comment
  OBI51230  Malacothamnus palmeri Jan Barber 1993-8-5 50 San Luis Obispo San Simeon State Park; adj to day use parking lot Comment
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May 7 2017
  SBBG84740  Malacothrix californica C. F. Smith 1952-7-11 3678 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  CAS-BOT-BC345344  Malacothrix californica David D. Keck 1933-5-5 2229 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  CAS-BOT-BC345348  Malacothrix californica Mrs. R. W. Summers 1888-4-1 s.n. San Luis Obispo Sta Margarita to Miles Station Comment
  CAS-BOT-BC345351  Malacothrix californica Edith A. Purer 1933-7-20 5104 San Luis Obispo Five miles north of Guadalupe Comment
  CAS-BOT-BC345436  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  OBI73438  Malacothrix coulteri David J. Keil 2010-6-1 30842 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  CAS-BOT-BC347336  Malacothrix coulteri Ernest C. Twisselmann 1957-5-3 3488 San Luis Obispo Caliente Range: Bill Hill Ranch at the foot of Caliente Mountain 701 Comment
  UCD132836  Malacothrix coulteri G. F. Hrusa; S. A. Wagner 1992-4-19 10392 San Luis Obispo San Luis Obispo County: Uncommon on flats of Carrizo Plain at N end. Comment
  OBI15661  Malacothrix glabrata Robert F. Hoover 1950-4-14 7829 San Luis Obispo N end of Elkhorn Plain Comment
  JEPS100248  Malacothrix incana Dean W. Taylor with Alison Colwell 2002-9-26 18450 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI5045  Malacothrix incana Robert J. Rodin 1956-5-29 6083 San Luis Obispo Comment
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Mar 21 2015
  SBBG24570  Malacothrix incana R. N. Philbrick 1966-2-6 San Luis Obispo W of Oso Flaco Lake Comment
  RSA660612  Malacothrix incana Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes: just south of pipeline, across swale-opening from Cakile Comment
  UC1583761  Malacothrix incana M. G. McLeod, B. Meyer, and D. J. Keil 1976-10-16 K 11860 San Luis Obispo Montana del Oro State Park Comment
  CDA25908  Malacothrix phaeocarpa David J. Keil, R. Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, circa 6.7 miles from junction with US 101 along Cuesta Ridge Road. Comment
  POM37233  Malacothrix saxatilis var. commutata Marcus E. Jones 1902-6-26 s.n. San Luis Obispo Paso Robles. Comment
  OBI55269  Malacothrix saxatilis var. tenuifolia David J. Keil 1998-8-26 28043 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of rock Front Ranch, N of Hwy 166. Comment
  OBI13077  Malva nicaeensis Hans Wilgenburg 1977-8-11 9 San Luis Obispo Cal Poly campus Comment
  SEINET4208650  Malva nicaeensis Richard R. Halse 2012-3-26 8430 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria.; 0 Comment
  OBI25706  Malva nicaeensis L. Brent 1981-3-5 28 San Luis Obispo 20' behind Woodside pool N. Just to the leftside of pathway walking from Highland 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
  SD245345  Marah fabacea Tyler Lutz 2013-2-17 4 San Luis Obispo Hillside behind 259 Squire Canyon Road. 64 Comment
  OBI66118  Marrubium vulgare D. R. Miller 1994-5-11 594 -342 San Luis Obispo Pine Mt Region. Around the Rocky Butte Lookout Area; Town Crk drainage 900 Comment
  OBI80953  Marrubium vulgare Caroline Darsono-Lay, Kirsten Miller, Anna Norimoto 2015-4-23 2 San Luis Obispo Irish Hills Trail, beginning of trail (before you get to the trailhead) on teh left side over the fence Comment
  RSA0019358  Marrubium vulgare Greg Wilvert 2005-5-20 434 San Luis Obispo Southeast half of the Caliente Range: 200 m N of Padrones Cyn Rd. 839 Comment
  RSA585656  Marrubium vulgare D. A. Young, F. L. Johnson 1992-6-17 ROB 0054 San Luis Obispo 1 km SW of Ranch House on Nacimento Rd. Comment
  OBI28018  Matricaria discoidea Thomas Burrows 1980-5-17 62 San Luis Obispo Reservoir cyn 152 Comment
  CAS-BOT-BC60290  Matthiola bicornis Ernest C. Twisselmann 1954-5-23 1286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. Comment
  CLARK-A1045-1368  Medicago polymorpha George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road; Morro Bay S 7.5'Q Comment
  OBI75221  Medicago praecox David J. Keil 2011-6-24 31051 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 80 Comment
  RSA0042483  Melica californica LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6434 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
  OBI64524  Melica californica David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28695 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI65840  Melica californica D. R. Miller 1994-5-13 594 -358 San Luis Obispo Pine Mt Region, growing along road edge on 'Coles rd in the 'escarpment' area; Marmolejo crk drainage 914 Comment
  OBI21990  Melica harfordii Robert F. Hoover 1950-6-21 8008 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  CAS-BOT-BC281689  Melica imperfecta Alice Eastwood; John Thomas Howell 1936-5-8 2322 San Luis Obispo La Panza Mts Comment
  OBI22002  Melica imperfecta Robert F. Hoover 1948-5-22 7534 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  CAS-BOT-BC281685  Melica imperfecta Clare B. Hardham 1959-6-10 4847 San Luis Obispo Santa Lucia Mts. Road from Old Creek to Toro Creek Comment
  CAS-BOT-BC264257  Melica torreyana Lewis S. Rose 1934-3-27 34119 San Luis Obispo San Luis Obispo 91 Comment
  RSA718822  Melica torreyana Michael Honer 2002-4-27 1622 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  OBI65739  Mentha spicata D. R. Miller 1994-8-12 894 -522 San Luis Obispo Pine Mt Region. Near old wooden water tank at Will Hearsts ranch ('Coles'); Marmolejo crk drainage 700 Comment
  OBI64958  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo SE half of the Caliente Range. 200 m W of Pipeline Rd 849 Comment
  UC1121681  Mentzelia pectinata N. H. French 1937-4-5 900 San Luis Obispo 10 mi E Cuyama Ranch; Santa ynez Quadrangle Comment
  SBBG118203  Micropus californicus M. Wetherwax, E. Painter 2003-4-1 SLO 314 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 180 Comment
  OBI26023  Micropus californicus var. californicus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14004 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
  OBI66937  Microseris campestris David J. Keil, with Kathleen A. Keil 2001-4-20 29374 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. ? x 120.26716 deg. W 421 Comment
  CAS-BOT-BC348817  Microseris campestris K. L. Chambers 1952-4-13 374 San Luis Obispo Hwy. 41, 0.6 mi. w. of Cholame (1.7 mi. w. of junction with Hwy. 466) Comment
  OBI80373  Microseris douglasii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI32978  Microseris douglasii subsp. douglasii David J. Keil, Malcolm McLeod, and CNPS Rare plant committee 1983-5-1 16959 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chino Comment
  CAS-BOT-BC348990  Microseris douglasii subsp. douglasii Clare B. Hardham 1957-4-25 1742 San Luis Obispo Santa Lucia Mountains. Crest of Santa Lucias S.E. of Cypress Mt. Comment
  SBBG117869  Microseris elegans E. Painter, M. Wetherwax 2003-5-1 SLO 326 San Luis Obispo between bog thistle exclosure and Chorro Crk; Camp San Luis Obispo 226 Comment
  UCR115775  Microseris heterocarpa George K. Helmkamp, E. A. Helmkamp 2000-4-20 5394 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI11284  Microsteris gracilis R. F. Hoover 1949-4-2 7566 San Luis Obispo Cholame Valley at foot of Cottonwood Pass grade, on steep hillside in loose soil. Comment
  JEPS104759  Mimulus John L. Morrison 1937-5-15 2339 San Luis Obispo 1 mi E from Avenales Ranch; E slope of Sheep Creek Canyon Comment
  UCSB16194  Mimulus androsaceus Hardham, Clare 1963-5-3 San Luis Obispo Atascadero Comment
  UCR161324  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9060 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  JEPS35070  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1948-3-28 7435 San Luis Obispo Cambria Comment
  JEPS27039  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7419 San Luis Obispo about 1 mi above and w Cayucos-Old Creek road; Santa Rita Creek watershed, Cienega Creek 411 Comment
  UCSB28331  Mimulus aurantiacus var. aurantiacus Bethlenfalvay, G. 1970-4-24 San Luis Obispo Cemetery end of Bridge Street, 1.1 mile N. of Cambria 106 Comment
  UC943795  Mimulus aurantiacus var. grandiflorus H. E. McMinn 1947-5-26 5553 San Luis Obispo 7.3 mi w Paso Robles (on Adelaida Road) 493 Comment
  UC1226814  Mimulus aurantiacus var. pubescens P. J. Hurd and Stage 1962-6-9 62 -23 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UC1979387  Mimulus fremontii David Keil 1986-4-13 19171 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of Highway. Comment
  OBI80400  Mimulus guttatus Shane Meares 2015-2-1 2 San Luis Obispo Laguna Lake Park. 70 Comment
  UC2013233  Mimulus guttatus Beth Landy with Julie Sessions 1986-7-24 6 San Luis Obispo Grassy hills of Poly Canyon. Comment
  CAS-BOT-BC174687  Minuartia cismontana Clare B. Hardham 1958-4-20 3055 San Luis Obispo North Traffic Way, Atascadero Comment
  OBI19561  Minuartia douglasii Robert F. Hoover 1949-3-30 7740 San Luis Obispo San Simeon Crk Comment
  UC8129  Minuartia douglasii W. H. Brewer Apr 12 1861-Apr 13 1861 432 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC388814  Minuartia douglasii Clare B. Hardham 1956-5-17 731 San Luis Obispo Santa Lucia Mountains. Hills South-east of Chimney Rock 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
  UC1136589  Mirabilis laevis var. crassifolia H. C. Lee 1936-2-24 419 San Luis Obispo 2.5 miles ESE of Picacho 228 Comment
  CDA17702  Monardella Austin Griffiths 1987-6-6 18211 San Luis Obispo Guadalupe Dunes; along south foot of Big Coreopsis Hill. 0 Comment
  OBI58166  Monardella breweri subsp. breweri David J. Keil 1998-6-30 27867 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  RSA418526  Monardella crispa J. A. Powell 1972-6-1 934 San Luis Obispo Dune Lakes, 2 miles south of Oceano Comment
  SFV3179  Monardella crispa E. R. Blakley 1958-8-2 2425 San Luis Obispo Dune Lake 4 miles south of Oceano. 3 Comment
  SEINET10582039  Monardella crispa A. Graff 1993-7-8 Graff 156 San Luis Obispo Nipomo Dunes. On the right side of the road to the ocean, in a dip between 2 hills. Locally frequent on the north-facing slope that runs down to the creek. Need permission from the Nature Conservancy to collect. With Juncus sp., Salix sp., Eriophyllum stachaedifolium, Achillea millefolium, Lupinus sp. Mid-bloom. Bombus sp. Comment
  SEINET10862267  Monardella crispa A. Graff 1993-7-8 Graff 154 San Luis Obispo Big Coreopsis Hill, south-facing slope. T32S,R12E. Need permission from Nature Conservancy to collect. Locally abundant, with Camissionia cheiranthifolia, Coreopsis gigantea, Carpobrotus chilensis, Abronia latifolia, A. umbellata, etc. Bombus sp. Comment
  RSA184658  Monardella palmeri Clare B. Hardham 1964-6-25 12063 San Luis Obispo Rinconada Mine, east of Santa Margarita Comment
  SEINET10582119  Monardella palmeri A. Graff 1993-7-9 Graff 170 San Luis Obispo Los Padres National Forest, Cuesta Ridge. .45 miles downhill (towards Hwy. 101) from the Cuesta Ridge Botanical Area sign. Stop at turnout below TV towers and look on the right side of the road just below that point. T29S,R12E,S35. Locally patchy and infrequent on serpentine, with Salvia mellifera, Arctostaphylos sp., grasses. End of bloom. Comment
  CAS-BOT-BC220271  Monardella undulata David D. Keck 1933-5-5 2211 San Luis Obispo Oceano, southwestern San Luis Obispo County Comment
  SEINET4173653 Image available Monardella undulata Verne Grant, Alva Grant 1948-5-28 8545 San Luis Obispo 5 miles south of Oceano on Guadalupe road Comment
  UC338223  Monardella undulata Lemmon 1887-1 San Luis Obispo San Luis Obispo Comment
  JEPS63314  Monardella undulata subsp. crispa William S. Cooper 1919-7-31 236 San Luis Obispo Oceano Comment
  SBBG71981  Monardella undulata subsp. crispa R. Hoffmann 1930-4-9 San Luis Obispo Arroyo Grande Comment
  UCD144214  Monardella undulata subsp. undulata Austin P. Griffiths; M. E. Griffiths 1986-5-15 s.n. San Luis Obispo San Luis Obispo County: Guadalupe Dunes. On southerly brow and crest. Comment
  OBI66172  Monardella villosa subsp. obispoensis D. R. Miller 1994-6-22 694 -479 San Luis Obispo Pine Mt region. along the Ridge rd bank, above the Air strip; San Simeon crk drainage 939 Comment
  CAS-BOT-BC327704  Monolopia congdonii David D. Keck; J. Clausen 1935-4-10 3152 San Luis Obispo 15 miles S of Soda Lake, on Carrizo Plain 609 Comment
  UC1583657  Monolopia gracilens David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo e-facing slope above tributary canyon n main channel of Arroyo de la Cruz (ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos) Comment
  UC57429  Monolopia lanceolata J. H. Barber 1901-3-10 A 5 San Luis Obispo Paso Robles Comment
  JEPS18202  Monolopia lanceolata Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5564 San Luis Obispo 5.5 mi w Shandon (at s base of hills to the n of Shandon-Paso Robles road) 297 Comment
  OBI45925  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19245 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  RSA152169  Monolopia lanceolata G. Thomas Robbins, Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, about 4 miles from Kern County line 869 Comment
  SBBG28001  Monolopia stricta A. Eastwood, J. T. Howell 1937-4-29 4117 San Luis Obispo near Soda Lake Comment
  CAS-BOT-BC444870  Montia fontana R. F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  OBI53141  Montia fontana D. R. Miller 1993-3-23 393 -2 San Luis Obispo Pine Mt and Rocky Butte area; in spring that crosses the ridge rd between uppermeadow and Corral meadow 914 Comment
  OBI36941  Morella californica Eric Wise 1982-7-2 1613 San Luis Obispo Oso Flaco Lake Comment
  CDA11656  Mucronea californica G. F. Hrusa, D. Ragan 1995-6-19 12357 San Luis Obispo Nipomo Dunes; Nipomo Dunes State Recreation Area. Comment
  OBI46218  Mucronea californica David J. Keil 1982-6-27 16324 San Luis Obispo Hills overlooking Los Osos from the S Comment
  UC410841  Mucronea californica Alice Eastwood 1928-4-16 13101 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC109047  Mucronea californica James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6480 San Luis Obispo Along Los Osos Valley Road, 0.2 mile northwest of the entrance to Montana de Oro State Park at the western end of 76 Comment
  RSA115518  Mucronea californica E. C. Twisselmann 1955-6-10 2132 San Luis Obispo Vaquero Water Canyon. 488 Comment
  CHSC47122  Mucronea perfoliata L. P. Janeway 1988-7-7 2984 San Luis Obispo Near Creston Rd (hwy 229) 0.4 mi N of Calf Cyn Rd (hwy 58). Granitic-sand slope near bottom of cyn. 396 Comment
  UC1001163  Mucronea perfoliata Robert F. Hoover 1953-5-17 8318 San Luis Obispo head Skunk Well Canyon; Temblor Range Comment
  CAS-BOT-BC508572  Muilla maritima R. F. Hoover 1947-3-19 6688 San Luis Obispo Head of Carpenter Canyon north of Arroyo Grande Comment
  CAS-BOT-BC508573  Muilla maritima R. F. Hoover 1947-3-30 6839 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  PASA1225  Muilla serotina Margaret Stason 1930-4-13 228 San Luis Obispo near Santa Margarita Comment
  OBI73159  Myoporum laetum Matt Ritter 2010-1-16 5034 San Luis Obispo Street Tree in San Luis Obispo Comment
  OBI81477  Myoporum laetum Ryan Vidnolo, Andrew McHaney, Rachel Wehrman, August Fluegge, Alana Higgins, Lauren Tallichet 2014-11-10 9 San Luis Obispo Morro Bay Outlet 19 Comment
  OBI56473  Myoporum laetum David J. Keil 1999-7-22 28391 San Luis Obispo San Simeon. At mouth of Arroyo del Puerto just W of William Randolph Hearst Memorial state Beach Comment
  POM312900  Myrica californica Malcolm A. Nobs, S. Galen Smith 1949-6-24 864 San Luis Obispo Estuary leading into east end of Morro Bay. Comment
  RSA174019  Myrica californica Robert F. Thorne, P. C. Everett 1962-10-3 24497 San Luis Obispo W of Oso Flaco Lake. 5 Comment
Read comments
Jan 16 2015
  RSA769862  Najas marina David J. Keil 2010-10-21 30933 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  CAS-BOT-BC259860  Nassella cernua R. F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern County line Comment
  UC333558  Nassella cernua unknown Aug. 1887 4634 San Luis Obispo Cholame Comment
  CAS-BOT-BC260017  Nassella lepida Clare B. Hardham 1958-5-10 3353 San Luis Obispo Santa Lucia Mountains. Cypress Mountain Comment
  SBBG109890  Nassella lepida C. B. Hardham 1960-4-16 5608 San Luis Obispo Dellaganna Crk, NE side of Cypress Mtn Comment
  SBBG112793  Nassella lepida C. B. Hardham 1957-5-30 2051 San Luis Obispo Klau Mine, Adelaida District, W of Paso Robles Comment
  SBBG97091  Nassella lepida D. A. Young, S. Junak, T. Ayers 1989-4-27 1983 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  RSA163787  Nassella lepida Clare B. Hardham 1958-5-17 3350 San Luis Obispo Chimney Rock, N road to Adelaida Chaparral. Comment
  UC682075  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3066 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  RSA769863  Nassella tenuissima David J. Keil 2010-7-21 30922 San Luis Obispo Along Thomas Hill Road, just south of Hondonada Road, east of Arroyo Grande 100 Comment
  OBI37244  Nasturtium officinale Eric Wise 1981-6-26 722 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI11345  Navarretia atractyloides Robert F. Hoover 1965-9-7 9528 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  UC455659  Navarretia hamata subsp. parviloba I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mt. Summit Comment
  OBI81263  Navarretia mitracarpa Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1089 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  OBI56429  Navarretia squarrosa David Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trail from Horse Camp to Manzanita Trail. Comment
  SBBG18750  Nemacladus gracilis C. B. Hardham 1962-5-10 10087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  SEINET10873444  Nemacladus gracilis Hardham 1962-5-10 HARDHAM 10 -087 San Luis Obispo Intersection of Shell Creek and Cammatta Road, east of Creston Comment
  OBI75742  Nemesia strumosa Phil Francis 1968-1-30 18 San Luis Obispo O.H. Unit House 2 Comment
  HSC65237  Nemophila menziesii J. P. Smith 1973-3-20 5881 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI13915  Nemophila menziesii P. J. Justen 1966-4-3 5 San Luis Obispo Lopez Cyn near the 15th or 16 crk crossing Comment
  OBI82628  Nicotiana attenuata David J. Keil 2015-7-8 33319 San Luis Obispo Across road from 1744 Santa Rita Road west of Templeton Comment
  SEINET3928712  Nicotiana glauca Holly Dickson, Megan Healy; Caroline Butler 2011-11-7 2 San Luis Obispo Cal Poly Campus, Poly Canyon Road about 50 yards from the gate on the left side of the road. About 5 feet off the side of the road on a slight incline.; 0 76 Comment
  SBBG71676  Nuphar polysepala Mrs. P. C. Bryce 1938-7-18 San Luis Obispo near Nipomo Comment
  JEPS28483  Nuttallanthus texanus C. M. Belshaw 1936-3-17 1596 San Luis Obispo 2 1/2 mi s and 1 mi e of Nipomo 76 Comment
  OBI40756  Nuttallanthus texanus David J. Keil, Dirk Walters 1986-5-2 19299 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI59763  Oemleria cerasiformis Barrett Anderson 1971-3-5 60 San Luis Obispo Montana de Oro State Park, along Coon Creek Comment
  UCR42740  Oenanthe sarmentosa David J. Keil 1981-4-25 14588 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 Comment
  OBI79899  Oenothera californica David J. Keil 2012-7-18 31446 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  OBI40275  Oenothera deltoides subsp. cognata Clifton F. Smith 1952-4-30 s.n. San Luis Obispo Sandy Cammatti Cyn SE of Shandon Comment
  SJSU3384  Oenothera deltoides subsp. cognata C. W. Sharsmith 1962-4-19 6774 A San Luis Obispo by Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  OBI12163  Olea europaea John Helfrich 1964-3-1 12 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  RSA0089857  Orobanche californica subsp. condensa Dean Wm. Taylor, Alison Colwell 2003-6-28 18566 San Luis Obispo La Panza Range: Turkey Flat trailhead, Los Padres National Forest; along Navajo Road [Forest Road 29S02] 0.9 miles North of the junction, Park Hill Road. 579 Comment
  SBBG81668  Orobanche uniflora R. N. Philbrick 1986-4-24 San Luis Obispo ca. 0.5 mi NE of Black Mtn Rd, along trail from rd to Friis Camp Comment
  OBI2645  Orobanche vallicola James Heaston 1967-9-28 s.n. San Luis Obispo Atascadero Comment
  CLARK-A1045-1356  Orthocarpus erianthus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field beside Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  SBBG9340  Osmorhiza brachypoda C. B. Hardham 1959-5-9 4457 San Luis Obispo Camp Natoma Comment
  OBI78984  Oxalis corniculata David J. Keil 2013-8-22 31944 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 12 Comment
  OBI83505  Oxalis corniculata Katelyn Biddle, Kieran Althaus 2015-2-15 2 San Luis Obispo Cerro Cabrillo, 1/2 mile up Morro Quarry Trail, growing in grassland on the right side of the trail before beginning ascent up the hill 83 Comment
  SBBG104600  Packera breweri F. L. Johnson, E. A. Young 1993-5-25 ROB 595 San Luis Obispo ca. 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  SEINET11744639 Image available Packera eurycephala B. Cobb s.n. San Luis Obispo Paso Robles Comment
  UC659342  Paeonia californica Lincoln Constance, Alan A. Beetle 1940-3-22 2532 San Luis Obispo above Pozo Creek (2 mi ne of Pozo); Inner Coast Ranges, La Panza Range 457 Comment
  UCSB8043  Paeonia californica Fox, Lynn 1963-3-2 San Luis Obispo 5.5 mi. SW of Buena Vista Mine, 13.2 mi. W of U. S. Hwy 101 on Mountain Springs Road, Paso Robles 673 Comment
  OBI74451  Panicum capillare David J. Keil, with V. L. Holland 1988-9-9 21118 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  RSA0028261  Panicum dichotomiflorum subsp. dichotomiflorum David J. Keil 2011-7-4 31057 San Luis Obispo San Luis Obispo. 1565 Descanso Drive (between Los Osos Valley Road and Del Rio Ave.) Comment
  OBI27315  Papaver californicum Robert L. Allen, Nancy E. Arnold 1981-4-26 200 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  UC1296238  Papaver californicum R. F. Hoover 1947-3-26 6743 San Luis Obispo Price Canyon Comment
  OBI11705  Papaver californicum B. A. Smith 1966-4-14 35 San Luis Obispo 2 mi W on Cuesta Ridge from hwy 101 Cuesta Summit Comment
  OBI54865  Papaver californicum David J. Keil 1997-4-18 26203 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI76663  Papaver heterophyllum Jason Dart, Meg Perry 2008-4-14 312 San Luis Obispo Palo Prieto Conservation Bank. Temblor Range. Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 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
  CAS-BOT-BC272342  Pappostipa speciosa Clare B. Hardham 1957-5-4 1896 San Luis Obispo Tierra Redondo, Santa Lucia Mountains 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
  CAS-BOT-BC272343  Pappostipa speciosa Roxana S. Ferris 1935-3-29 9098 San Luis Obispo 7 miles east of Pozo on the Santa Maria-McKittrick Road Comment
  OBI28647  Parietaria hespera David J. Keil, v. L. Holland 1982-4-23 15880 San Luis Obispo Old dune area along edge of Morro Bay W of S. Bay Blvd and E of Santa Ysabel Ave Comment
  CAS-BOT-BC175595  Parnassia palustris E. R. Blakley 1956-11-7 B- 1991 San Luis Obispo Cypress Mtn., Santa Lucia Mtns. 609 Comment
  OBI20146  Paspalum dilatatum Ruth Davis 1964-5-24 113 San Luis Obispo Cal Poly campus, near the Swine Unit Comment
  OBI79036  Paspalum dilatatum David J. Keil 2013-8-22 31911 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  SD245422  Passiflora tarminiana David Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Road and along Huntington Road east of junction with Plymouth Road. Comment
  OBI71002  Pectocarya penicillata G. F. Hrusa 2000-4-10 15333 San Luis Obispo Carrizo Plain Natural Area. Swain pasture on W side, (i.e. Swain pasture camp). UTMs zone 11s, 3882873N, 0255686E 762 Comment
  OBI66650  Pectocarya pusilla D. R. Miller 1994-4-22 494 -227 San Luis Obispo Pine Mt Region. On upslope of Ridge rd cut near Road Spring area; Tobacco Crk drainage 900 Comment
  OBI9319  Pedicularis densiflora B. A. Smith 1966-4-14 38 San Luis Obispo About 3 mi W on Cuesta Ridge from hwy 101 Cuesta Summit Comment
  OBI75134  Pedicularis dudleyi David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14011 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
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Dec 30 2019
  CDA20789  Pedicularis rigginsiae G. F. Hrusa, A. Griffiths, D. Ragan 1985-3-16 3600 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz. Cinnabar Hill. 155 Comment
  OBI56365  Pelargonium grossularioides David J. Keil 2000-1-24 28411 San Luis Obispo Between Cambria and Cayucos along California Route 1, 0.4 miles north of Villa Creek. Comment
  OBI79209  Pelargonium quercifolium Clare B. Hardham 1959-3-6 4038 San Luis Obispo Santa Lucia Mountains, Naturalized in Pinus radiata forest, Cambria. Comment
  UC1861816  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-8 1168 San Luis Obispo Along N side San Simeon Creek Road, 3.1 mi from Hwy 1 30 Comment
  UC74850  Pellaea andromedifolia Rev. R. W. Summers 1888-5-3 San Luis Obispo San Luis Mt Comment
  CAS-BOT-BC69249  Pellaea andromedifolia R. F. Hoover 1946-11-24 6564 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  SEINET3872922  Pellaea andromedifolia Merlyne Prescott 1969-4-4 133 San Luis Obispo In Poly Canyon.; 0 Comment
  UCR163898  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-30 9256 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  UC1583768  Pellaea mucronata var. mucronata David Keil 1986-6-2 19630 San Luis Obispo ca. 1/4 mi due w of junction of Calle Cordiniz with Bayview Heights Drive Los Osos Comment
  OBI43662  Peltandra virginica Eric Wise 1982-5-17 1496 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk Rd 8.9 mi N of hwy 58 Comment
  OBI51179  Pennisetum clandestinum Jan Barber 1993-8-5 51 San Luis Obispo San Simeon State Park Comment
  OBI79037  Pennisetum clandestinum David J. Keil 2013-8-22 31912 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  OBI73078  Pennisetum setaceum David J. Keil 2000-5-31 28796 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 11 miles east from junction with Highway 1 Comment
  SBBG26493  Penstemon centranthifolius J. Patman 1963-5-30 San Luis Obispo St Hwy 1, 0.6 mi S of the Santa Maria Refining Station, between Oceano and Guadalupe Comment
  OBI9304  Penstemon centranthifolius Eben McMillan 1952-5-5 108 San Luis Obispo 1 mi E 13 mi S of Shandon Comment
  SD245284  Pentachaeta exilis David Keil, B. Painter, et al. 2001-4-17 29309 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. 200 Comment
  SBBG109424  Pentachaeta exilis subsp. exilis C. B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  OBI56671  Pentachaeta fragilis David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27392 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  SBBG33699  Pentachaeta fragilis C. B. Hardham 1991-5-18 30801 San Luis Obispo Caliente Mtn 914 Comment
  SBBG119092  Pentagramma triangularis subsp. triangularis J. Olson 2002-4-3 San Luis Obispo Cerro Romualdo, off old rd just past jct with new manmade, illicit, unmapped trail; Camp San Luis Obispo Comment
  UCR31912  Perideridia californica David J. Keil, Melissa Luckow, et al 1982-5-8 16006 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Warrens' cabin at base of Cypress Mtn., c. 8 mi. from Santa Rosa Creek on Cypress Mtn. Rd. 356 Comment
  CAS-BOT-BC73705  Peritoma arborea var. globosa Roxana S. Ferris 1951-12-25 12473 San Luis Obispo On flats at base of foothills on U.S. 466 east of Blackwell's Corner (junction with State Highway 33) Comment
  CAS-BOT-BC73707  Peritoma arborea var. globosa Ernest C. Twisselmann 1954-6-12 1351 San Luis Obispo Temblor Range and the Western San Joaquin Valley, Southern Temblor Mountains - Canyon 2.6 miles S of West Crocker Grade 701 Comment
  CDA43336  Persicaria amphibia David J. Keil 2011-11-5 31147 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street Bridge. Comment
  OBI10854  Persicaria lapathifolia Robert F. Hoover 1966-9-16 10028 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI75288  Persicaria lapathifolia Michael Walgren 2011-8-12 247 San Luis Obispo Santa Maria River under Hwy 1 bridge at the northen end of Guadalupe Comment
  UC26181  Petunia parviflora Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC1314929  Phacelia cicutaria var. heliophila R. F. Hoover 1967-6-4 10594 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  UC1285020  Phacelia cicutaria var. hispida R. F. Hoover 1953-5-28 8325 San Luis Obispo Lopez Canyon Comment
  SBBG12287  Phacelia ciliata E. R. Chandler 1962-4-3 488 San Luis Obispo ca. 1 mi E of Cholame Comment
  UC1069291  Phacelia ciliata var. ciliata C. M. Belshaw 1936-3-17 1621 San Luis Obispo 3.2 mi sse Nipomo (Plot #2); Nipomo Quadrangle 76 Comment
  UC1069298  Phacelia ciliata var. ciliata A. Lewis 1932-3-7 44 San Luis Obispo San Miguel San Miguel Quadrangle 243 Comment
  OBI13826  Phacelia cryptantha Robert F. Hoover 1958-4-19 8455 San Luis Obispo S of Jawbone Cyn, W edge of Mojave Desert Comment
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Aug 19 2016
  POM307954  Phacelia distans Lyman Benson 1963-5-5 16263 San Luis Obispo Oso Flaco Lake, sand dunes near Guadalupe. 8 Comment
  OBI53042  Phacelia douglasii David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21516 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  SBBG82415  Phacelia douglasii C. F. Smith 1952-4-25 3292 San Luis Obispo Nipomo Mesa W of Nipomo and N of Guadalupe Comment
  UCR202903  Phacelia douglasii George K. Helmkamp, E. A. Helmkamp 2000-3-15 5334 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  SBBG107485  Phacelia fremontii C. B. Hardham 1961-3-30 6680 San Luis Obispo hills between San Juan Crk and Carrisa Plains W of Simmler Comment
  SJSU3374  Phacelia fremontii C. W. Sharsmith 1962-4-21 6839 San Luis Obispo lower reaches, Recruit Canyon near Crocker Peak, Temblor Range Comment
  RSA141765  Phacelia fremontii Clare B. Hardham 1960-3-23 5216 San Luis Obispo East side of Temblors, Recruit Grade. Comment
  RSA201608  Phacelia grisea Robert F. Hoover 1952-6-10 8241 San Luis Obispo Black Mt., La Panza Range. In several places from summit down to road crossing ridge to Navajo Camp. Comment
  SBBG95514  Phacelia grisea D. Keil 1986-5-13 19432 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 944 Comment
  SEINET4417731 Image available Phacelia grisea E. Palmer 1876-1 381 San Luis Obispo central California, Pine Mountain Comment
  SEINET5759548  Phacelia imbricata R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Comment
  OBI13754  Phacelia malvifolia var. loasifolia Robert F. Hoover 1964-5-14 8869 San Luis Obispo See Cyn Comment
  OBI42771  Phacelia malvifolia var. loasifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15976 San Luis Obispo 4.4 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress Mtn and following Steiner crk 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
  SBBG6188  Phacelia ramosissima C. B. Hardham 1958-3-22 2908 San Luis Obispo San Bernardo Crk Comment
  OBI45805  Phacelia ramosissima var. austrolitoralis Clifton F. Smith 1952-5-19 3403 San Luis Obispo In Blue Cyn, Upper Santa Ynez River below Juncal Dam Comment
  CAS-BOT-BC154362  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo near summit, Black Mt., La Panza Range. Comment
  CAS-BOT-BC154363  Phacelia suaveolens Clare B. Hardham; C. Butterworth 1960-6-10 6588 San Luis Obispo Black Mt. East of Creston 914 Comment
  OBI13731  Phacelia tanacetifolia Mrs. R. W. Summers 1882-1 574 San Luis Obispo Lowest E open slope of San Luis Obispo Mtn at San Luis Obispo Comment
  OBI78090  Phacelia vallis-mortae George Butterworth 2013-4-18 910 San Luis Obispo Chimineas. Johnson Mtn. BLM land 777 Comment
  UCD83066  Phacelia vallis-mortae CNPS SSN-SJV Foothill Team 2008-4-29 CARR 91 -1 San Luis Obispo San Luis Obispo County; Carrizo Plains. 802 Comment
  OBI32426  Phacelia viscida David J. Keil, Richard Bishop 1983-4-27 16951 San Luis Obispo Cal Poly Pennington Crk Biological Reserve Comment
  OBI13087  Phalaris aquatica Hans Wilgenburg 1977-8-11 27 San Luis Obispo Cal Poly campus, Radio Hill Comment
  OBI3500  Phalaris aquatica Lynch 1971-5-15 17 San Luis Obispo Cal Poly campus. Along the crk leading to the E end of Drumm Lake Comment
  CAS-BOT-BC265805  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo Hills at the summit of Palo Prieta Canyon, the Temblor Range and the Western San Joaquin Valley 678 Comment
  OBI3063  Phalaris aquatica Larry E. Brown 1970-5-23 1806 San Luis Obispo At Cuesta College W of San Luis Obispo Comment
  UCD88328  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon. 678 Comment
  POM116443  Phalaris caroliniana Marcus E. Jones 1882-1 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI22101  Phalaris minor Robert D. Page 1962-5-10 106 San Luis Obispo Cal Poly campus Comment
  RSA755143  Phalaris paradoxa David J. Keil, Kathleen Keil 1998-6-13 27813 San Luis Obispo La Panza Mountains, Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Road and Highway 58. Comment
  JEPS85867  Phlox gracilis Roy E. Buck 1989-3-24 1123 San Luis Obispo 24 air km sw McKittrick (0.3 air km e of se tip of main Soda Lake, 0.3 rd mi e of Soda Lake Rd junction, on summit of low (20 ft high) ridge se of Simmler-Soda Lake Rd); Carrizo Plain 588 Comment
  UCR101007  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3243 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  UCR42839  Pholisma arenarium David J. Keil 1985-6-9 18788 San Luis Obispo Central Coast, Morro Bay area; Los Osos/Baywood Park area. N side of [San] Luis Avenue, just east of South Bay Blvd. 32 Comment
  UCR121532  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2002-4-21 7501 A San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  OBI23276  Pholistoma auritum var. auritum J. T. Arnold 1965-4-17 58 San Luis Obispo 1.5 mi E of Indian Knob Comment
  OBI47552  Pholistoma membranaceum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19217 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
  OBI58832  Phyla nodiflora David J. Keil 1998-8-19 27933 San Luis Obispo 1.7 miles SE of junction with Hwy 58 along Pozo Rd. 329 Comment
  OBI8677  Phyla nodiflora Robert F. Hoover 1966-9-12 9993 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  OBI8678  Phyla nodiflora Robert F. Hoover 1946-8-3 6264 San Luis Obispo Laguna near San Luis Obispo Comment
  RSA128118  Physocarpus capitatus Clare B. Hardham 1957-5-30 2076 San Luis Obispo Headwaters of Las Tablas Creek. Comment
  CAS-BOT-BC202270  Pickeringia montana var. montana E. G. Dudley 1908-4-1 s.n. San Luis Obispo Santa Lucia Mountain, Pine Mt, north of the mine Comment
  RSA0039716  Pickeringia montana var. montana LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6505 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CAS-BOT-BC71811  Pilularia americana Ernest C. Twisselmann 1969-4-28 15219 San Luis Obispo Estrella Plains: Highway 46 1.5 miles east of Paso Robles 205 Comment
  NY49959  Pinus coulteri W. R. Dudley 1901-4-4 s.n. San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  OBI82394  Pinus halepensis David J. Keil 2016-2-10 33455 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range Comment
  OBI22730  Pinus radiata Robert J. Rodin 1957-9-15 6184 San Luis Obispo Near the Pacific Ocean at Cambria Comment
  SBBG96857  Pinus sabiniana D. A. Young with S. A. Junak, T. J. Ayers 1989-4-27 1984 San Luis Obispo Chaparral Rd near E end of Cuesta Ridge Botanical area, below TV antennas Comment
  UCR91849  Piptatherum miliaceum George K. Helmkamp 1996-5-24 1014 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  UC2013265  Plagiobothrys acanthocarpus David Keil with Kathleen A. Keil 1998-4-18 26810 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Road; 1/2 mile from Highway 58. Comment
  OBI20591  Plagiobothrys bracteatus Robert F. Hoover 1964-6-11 9030 San Luis Obispo Los Osos Valley Comment
  SBBG112391  Plagiobothrys canescens D. Keil with V. L. Holland 1999-4-27 28268 San Luis Obispo McMillan Airstrip; Camp Roberts Comment
  UCD78299  Plagiobothrys canescens Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4638 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
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Nov 28 2011
  UCR32563  Plagiobothrys collinus David J. Keil 1982-6-26 16198 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  SJSU3346  Plagiobothrys leptocladus C. W. Sharsmith 1962-4-20 6781 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  SBBG118624  Plagiobothrys nothofulvus M. Wetherwax, E. Painter 2003-3-5 SLO 295 San Luis Obispo NW of Chorro Reservoir, SE of Alpha Range; Camp San Luis Obispo 200 Comment
  UC2027149  Plagiobothrys nothofulvus David J. Keil with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe and Jenn Yost 2013-5-7 31717 San Luis Obispo Along upper slopes of Santa Lucia Mountains. Rocky Butte summit area near fire lookout Comment
  OBI80862  Plagiobothrys stipitatus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain. Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. Scattered plants in lowest wettest part of pool, standing water now gone. 823 Comment
  OBI31479  Plagiobothrys tenellus Joy Nishida, Robert Allen 1982-4-10 272 San Luis Obispo American Cyn campground 536 Comment
  OBI54449  Plagiobothrys tenellus Matthew Arterburn 1997-3-14 9 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  SDSU20779  Plagiobothrys tenellus Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3736 San Luis Obispo Avenales ranch. 425 Comment
  RSA67527  Plagiobothrys tenellus P. A. Munz 1951-4-13 16317 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  SBBG119074  Plagiobothrys trachycarpus M. Wetherwax, E. Painter 2001-4-6 CR 174 San Luis Obispo S of Bee Rock Rd, E of W Perimeter Rd; Camp Roberts 200 Comment
  UC455995  Plagiobothrys trachycarpus I. J. Condit 1910-3-22 San Luis Obispo C. P. S. canon C. P. S. canon (California Polytechnic School) ((California Polytechnic School)) Comment
  UC76648  Plantago erecta J. E. Roadhouse 1905-4 137 San Luis Obispo San Luis Obispo Comment
  RSA191894  Plantago erecta Robert F. Thorne, Percy C. Everett 1963-4-18 31491 San Luis Obispo Ca. 6 miles S of Cholame in Temblor Range. 488 Comment
  OBI80494  Plantago lanceolata Tristen Miller, Lauren Maddalena, Kevin Lobb 2015-3-4 1 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. Side of road on steep grassy hill. 104 Comment
  CAS-BOT-BC93221  Platanus racemosa Ernest C. Twisselmann 1968-10-21 15040 San Luis Obispo Paso Robles. Salinas River just north of the Highway 46 bridge. 181 Comment
  UCR29861A  Platanus racemosa David J. Keil 1981-6-20 14909 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
  OBI11613  Platanus racemosa Robert J. Rodin 1957-3-14 6128 San Luis Obispo Cal Poly campus, Poly Cyn Comment
  SEINET3854771 Image available Platanus racemosa Lewis S. Rose 1936-3-19 36071 San Luis Obispo San Luis Obispo. 15 Comment
  CDA13614  Platystemon californicus G. F. Hrusa, T. D. Wilfred 1997-3-12 13644 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  UCR163791  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9273 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  CAS-BOT-BC91991  Platystemon californicus Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  OBI66392  Plectritis ciliosa David J. Keil, with Kathleen A. Keil 2006-4-22 30437 San Luis Obispo Highway 58, just past east of junction with La Panza Road Comment
  OBI8697  Plectritis macrocera Robert F. Hoover 1964-5-13 8824 San Luis Obispo Tassajera Crk Comment
  OBI8698  Plectritis macrocera Robert F. Hoover 1947-3-29 6775 San Luis Obispo Atascadero Comment
  UCR248174  Pluchea sericea David J. Keil 1986-9-27 19772 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI37661  Poa bulbosa David J. Keil, Dirk Walters 1980-4-10 13773 San Luis Obispo Ca. 0.5 mi W of jctn with Huerhuero Rd on Park Hill Rd Comment
  OBI78747  Poa diaboli David J. Keil 1998-3-27 26474 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997. 244 Comment
  OBI22136  Poa howellii Robert F. Hoover 1948-5-22 7533 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  RSA585850  Poa howellii G. Fred Hrusa 1995-5-28 12314 San Luis Obispo on E slope of Ridge immediately SW of Radio Facility 2, Black Butte Research Natural Area 630 Comment
  UCD91119  Poa howellii G. F. Hrusa 1995-5-28 12287 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Immediately to SW of Peak 1 Radio Facility. 630 Comment
  OBI72990  Poa howellii David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25401 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  RSA659224  Poa howellii David J. Keil, R. Riggins 1987-5-11 20147 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  UCR42542  Poa pratensis David J. Keil, E. A. Wise 1985-4-25 18551 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  UC1927955  Poa secunda David Keil with Dirk Walters 1980-4-5 13749 San Luis Obispo ca. 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch Road Comment
  JEPS86507  Poa secunda subsp. secunda Roy E. Buck 1988-3-29 851 San Luis Obispo 6 air km ne New Cuyama (Santa Barbara Co) (Padrones Canyon, ca 1.0 air km nne of canyon mouth (e side), slopes of draw); Caliente Range 707 Comment
  UC1132761  Poa secunda subsp. secunda C. M. Belshaw 1936-3-19 1655 San Luis Obispo 0.2 mi se Musick (Plot 14) - Nipomo Quadrangle Comment
  UC1132815  Poa secunda subsp. secunda G. T. Nordstrom 1937-3-27 1020 San Luis Obispo 1.8 mi sw Chimney Rock; Adelaida Quadrangle Comment
  HSC41134  Poa secunda subsp. secunda J. P. Smith 1973-3-21 5906 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  OBI45295  Poa secunda subsp. secunda David J. Keil 1985-4-6 18529 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. burned slope on ridge S of the Arroyo, SW of cutoff oxbow area Comment
  OBI72220  Poa secunda subsp. secunda E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 90 San Luis Obispo Camp San Luis Obispo. Cerro Romualdo. UTMS (NAD27): zone 10, 706404E, 3910591N 120 Comment
  RSA42994  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI32149  Pogogyne douglasii David J. Keil 1982-6-26 16250 San Luis Obispo 1 mi S of jctn with hwy 46 on Hwy 1, just S of Cambria Comment
  JEPS50749  Polycarpon tetraphyllum Rimo Bacigalupi 1967-6-27 9295 San Luis Obispo just n Piedras Blancas Point; just n of Piedras Blancas Point Comment
  OBI11274  Polygala californica Larry E. Brown 1971-5-24 2017 San Luis Obispo At Cerro Alto Campground near Morro bay-Atascadero Rd Comment
  OBI69807  Polygala californica D. R. Miller 1993-5-15 593 -6 San Luis Obispo Pine Mt Region. Along main tobacco rd just above Cline Cabin Comment
  RSA139895  Polygala californica Clare B. Hardham 1960-6-1 5949 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  JEPS50526  Polygonum amphibium var. emersum W. L. Jepson 1908-7-20 3069 San Luis Obispo San Luis Obispo; swamp Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  OBI36813  Polygonum aviculare subsp. depressum Eric Wise 1983-10-16 1840 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  SBBG31745  Polypodium scouleri M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  OBI22168  Polypogon interruptus Robert F. Hoover 1969-7-3 11416 San Luis Obispo Salinas river bed at Paso Robles Comment
  OBI3738  Polypogon monspeliensis Elizabeth Rudd 1971-6-10 318 San Luis Obispo 3 mi Ne of Santa Margarita 305 Comment
  OBI43265  Polypogon monspeliensis Eric Wise 1981-9-2 1078 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI43294  Polypogon monspeliensis Eric Wise 1981-10-23 1329 San Luis Obispo Sinton South Pond. On Shell Crk rd 6.4 mi N of Hwy 58 Comment
  CAS-BOT-BC267220  Potamogeton foliosus R. F. Hoover 1964-7-9 9130 San Luis Obispo Rinconada Creek 5 miles SE of Santa Margarita Comment
  SD232587  Potamogeton natans George Helmkamp 1996-9-21 1194 B San Luis Obispo Santa Margarita Lake. 395 Comment
  SBBG131019  Potamogeton nodosus D. Keil, K. Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  CAS-BOT-BC453994  Potamogeton pectinatus Ernest C. Twisselmann 1959-11-2 5903 San Luis Obispo Small stream at the outlet of Oso Flaco Lake. 4 Comment
  UC1190016  Potentilla anserina subsp. pacifica John H. Thomas 1959-3-20 7565 San Luis Obispo about 17 mi s San Luis Obispo (along the coast); Oso Flaco Lake 7 Comment
  UCSB12363  Potentilla anserina subsp. pacifica Dearing, Hugh; Dearing, Margaret 1939-3-19 San Luis Obispo Osa Flaco Lake Comment
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Jun 29 2017
  RSA453304  Prunus fasciculata Lester Rowntree s.n. San Luis Obispo Coastal Mesa Comment
  RSA3470  Prunus fasciculata var. punctata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo Between Guadalupe and Callender. Comment
  SBBG38988  Prunus fasciculata var. punctata K. K. Muller 1970-6-10 2951 San Luis Obispo Nipomo Mesa, 1 mi N of Willowby Rd Comment
  SD27815  Prunus fasciculata var. punctata Carl B. Wolf 1929-4-15 3557 San Luis Obispo 2-3 miles inland from ocean and ca. 3.0 miles north of Santa Maria River. 60 Comment
  CAS-BOT-BC154490  Prunus ilicifolia Alice Eastwood 1926-5-3 13779 San Luis Obispo Avila Comment
  UC771721  Pseudognaphalium beneolens R. F. Hoover 1946-8-25 6346 San Luis Obispo Price Canyon Comment
  UCR122128  Pseudognaphalium biolettii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5443 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  RSA195813  Pseudognaphalium biolettii E. C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 61 Comment
  OBI31055  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  OBI80982  Pseudognaphalium californicum Catlin Roshani, Alayna Ericson, Madeline Carlson, Wai Wong, Michelle Tran, Suha Saya, Katie Bishop 2015-4-24 1 San Luis Obispo West Cuesta Ridge, on east facing slope 200ft north on Tv Tower Rd parking lot on west side of HIghway 101 455 Comment
  OBI81298  Pseudognaphalium californicum Jake Wright, Nate Pettyjohn 2015-4-26 1 San Luis Obispo Cerro San Luis Obispo. Comment
  OBI38466  Pseudognaphalium luteoalbum Eric Wise 1981-6-27 749 San Luis Obispo Alamo Crk near Twitchell Res. Comment
  OBI38467  Pseudognaphalium luteoalbum Eric Wise 1981-6-26 675 San Luis Obispo Villa Crk Reservoir, hwy 1 N of Cayucos Comment
  OBI16415  Pseudognaphalium microcephalum Robert F. Hoover 1966-7-13 9897 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opp Pilitas Crk Comment
  OBI16406  Pseudognaphalium ramosissimum Robert F. Hoover 1946-8-26 6354 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC357499  Pseudognaphalium ramosissimum R. F. Hoover 1966-10-1 10106 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon 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
  UCD84259  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
  OBI73111  Psilocarphus tenellus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28650 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  SBBG44855  Psilocarphus tenellus L. W. Edge 1972-5-7 137 San Luis Obispo rd in Hazard Cyn Comment
  CDA19971  Pterostegia drymarioides J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI27205  Pterostegia drymarioides Thomas Burrows 1981-4-9 132 San Luis Obispo Reservoir Cyn 152 Comment
  RSA792288  Pterostegia drymarioides Rebecca Wenk 2007-4-15 640 San Luis Obispo Los Osos Oaks State Reserve. South side of Los Osos Valley Road, just east of town of Los Osos, about 3 miles east of Pacific Ocean. Comment
  RSA488729  Pterostegia drymarioides James L. Reveal, Clare B. Hardham 1988-5-26 6917 San Luis Obispo La Panza Range, Los Padres National Forest, NW of Black Mountain along Indian Creek S of U S Forest Service Road 28S02 S of Wilson Corner, 13 air miles ENE of Santa Margarita. 473 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
  SEINET10820735  Quercus John R. Stone, Sharon A. Bodine 2000-4-8 Stone 2919 San Luis Obispo San Luis Obispo. Off Hwy. 101, ca. 5 km north of San Luis Obispo. Roadside and stream bottoms. 330 Comment
  UCD57409  Quercus agrifolia var. agrifolia G. K. Helmkamp 2004-3-25 8408 San Luis Obispo San Luis Obispo Co.: Central Coast: Nipomo Valley, along Los Berros Rd. 0.8 mi. NW of its junction with Hwy. U.S.-101. 73 Comment
  OBI14321  Quercus agrifolia var. agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi NE of Pozo Comment
  OBI3586  Quercus chrysolepis Mary Kidd 1971-8-26 212 San Luis Obispo Cal Poly campus Comment
  RSA43113  Quercus dumosa Robert F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, E of Santa Margarita Comment
  CAS-BOT-BC79230  Quercus dumosa Ernest C. Twisselmann 1970-10-31 17565 San Luis Obispo Peachey Canyon Road, 6.2 miles W of Paso Robles 426 Comment
  UCD45928  Quercus durata var. durata R. F. Hoover 1946-9-15 6419 San Luis Obispo Rinconada Mine, in area of serpentine. Comment
  OBI14243  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi W of Templeton on raod to Cambria Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  CAS-BOT-BC62833  Quercus lobata Ernest C. Twisselmann 1956-8-8 3111 San Luis Obispo Near Ortega Spring, Palo Prieta Canyon 420 Comment
  RSA1940  Quercus lobata Carl B. Wolf 1930-11-8 1818 San Luis Obispo 2 miles west of Atascadero, on road to Morro Bay. 152 Comment
  UC338587  Quercus lobata unknown Sep 1887 San Luis Obispo Dyer's ranch Estrella Plains Comment
  CAS-BOT-BC104319  Quercus palmeri R. F. Hoover 1963-11-19 8611 San Luis Obispo Peachy Canyon Road four miles W of Paso Robles Comment
  UCSB33066  Quercus palmeri Nixon, Kevin; Steele, Kelly 1979-3-29 San Luis Obispo Peachy canyon road, 4 mi. west of Paso Robles (near hairpin curve) Comment
  OBI14202  Quercus wislizeni var. frutescens Robert F. Hoover 1946-10-26 6531 San Luis Obispo Summit above (SE of) Cuesta Pass Comment
  OBI4314  Quercus wislizeni var. wislizeni William Lester 1969-4-20 179 San Luis Obispo Navajo Crk in Los Padres Natl Forest 610 Comment
  SBBG48516  Quercus wislizeni var. wislizeni R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo 1 mi SE of TV tower, W of Cuesta Summit and US Hwy 101 Comment
  CDA8526  Rafinesquia californica S. V. Wright 1965-5-19 San Luis Obispo Robert Hahn property, Davis Canyon. 0 Comment
  OBI27140  Ranunculus californicus Thomas Burrows 1980-4-24 17 San Luis Obispo Reservoir Cyn 152 Comment
  UC1126159  Ranunculus californicus P. L. Johannsen 1936-3-21 683 San Luis Obispo 1 mi s San Luis Obispo (Plot 1); San Luis Obispo Quadrangle 76 Comment
  HSC91632  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro MDO 30 Comment
  SBBG107264  Ranunculus hebecarpus C. B. Hardham 1956-3-27 293 San Luis Obispo Chimney Rock area Comment
  UC1126186  Ranunculus hebecarpus G. A. Graham 1938-4-13 324 San Luis Obispo 2 1/2 mi sw Bee Rock; Bradley Quadrangle Comment
  UC454023  Ranunculus hebecarpus I. J. Condit 1910-3-27 San Luis Obispo Pozo Comment
  OBI10561  Ranunculus occidentalis Robert F. Hoover 1947-3-8 6662 San Luis Obispo Near Piedras Blancas Point Comment
  OBI64841  Raphanus raphanistrum David J. Keil 2001-5-3 29407 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Ca. 35.32604 deg. N x 120.75759 deg. W Comment
  OBI35290  Raphanus sativus Melody Dickens 1980-5-30 34 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  POM244275  Rhamnus californica Carl B. Wolf 1929-4-16 3639 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  RSA7724  Rhamnus californica Carl B. Wolf 1929-4-13 3465 San Luis Obispo North base of Cuesta Grade. Comment
  HSC91625  Rhamnus crocea Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro Comment
  OBI29096  Rhamnus crocea Karen Symonds 1982-8-7 47 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  OBI77018  Rhamnus crocea David A. Young, S. A. Junak & M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd below TV antennas Comment
  SBBG93799  Rhamnus ilicifolia S. A. Junak 1990-5-17 4367 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd, ca. 5.9 mi W of US Hwy 101 676 Comment
  RSA265696  Rhamnus tomentella subsp. tomentella C. W. Tilforth, Walter Wisura 1977-8-11 1419 San Luis Obispo Queen Been Campground, W of La Panza. Comment
  OBI61075  Rhus aromatica P. A. Holden 1968-4-9 128 San Luis Obispo 5 miles east of Santa Margarita on Hwy 58 shortly after passing Parkhill Rd. Comment
  UC1927999  Rhus integrifolia David Keil, V. L. Holland 2008-6-12 30539 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  CAS-BOT-BC437968  Ribes W. R. Dudley 1905-1-4 s.n. San Luis Obispo Adelaida Comment
  UC55341  Ribes amarum J. H. Barber 1900-3-30 1013 San Luis Obispo Santa Lucia Mts. Comment
  UC1738540  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo W of Templeton (Paso Robles Creek); Santa Lucia Mountains 365 Comment
  CAS-BOT-BC92981  Ribes californicum var. californicum R. F. Hoover 1964-4-13 8699 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  SBBG72028  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  CAS-BOT-BC168970  Ribes malvaceum Milo S. Baker 1928-3-31 2757 a San Luis Obispo Adelante Grade Comment
  OBI14048  Ribes malvaceum Robert F. Hoover 1947-1-4 6581 San Luis Obispo Upper Arroyo Grande, near jctn of Lopez Cyn Comment
  UCSB31775  Ribes malvaceum var. malvaceum UCSB Botanical Society 1979-1-20 San Luis Obispo .7 miles west along dirt road; 5.2 miles northwest of San Luis Obispo Creek; along See Canyon Road 243 Comment
  UC1296044  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettit Canyon (Sycamore Canyon of USGS maps) San Luis Range Comment
  UC1127513  Ribes quercetorum T. M. Hendrix 1939-5-18 1044 San Luis Obispo 0.3 mi n Scott Ranch; Branch Mt. Quadrangle Comment
  UC608538  Ribes quercetorum C. A. Graham 1938-4-8 292 San Luis Obispo 0.6 mi se Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, sw of Bradley); Bradley Quadrangle 48 Comment
  OBI5286  Ribes speciosum Elizabeth Gollub 1974-1-24 64 San Luis Obispo Cal Poly Campus. E side of Crandall Gym Comment
  UC455225  Ribes speciosum I. J. Condit 1907-12-12 San Luis Obispo Poly Canyon San Luis Obispo Comment
  SEINET8075555  Ribes speciosum Peg Gallagher, Mallory Flatebo; John Thomas 2014-2-25 2 San Luis Obispo San Luis Obispo. Cal Poly campus. Poly Canyon Rd. 10 minute walk on right side.; 0 Comment
  OBI77072  Ricinus communis Dan Sheehy 1978-11-22 12 San Luis Obispo Leaning Pine Arboretum Comment
  CAS-BOT-BC362924  Rigiopappus leptocladus David D. Keck 1933-5-3 2121 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield Comment
  CAS-BOT-BC362928  Rigiopappus leptocladus Clare B. Hardham 1956-5-5 596 San Luis Obispo R. S. Maxey Ranch, Cholame Comment
  OBI79319  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31712 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  UC1296150  Rorippa curvisiliqua R. F. Hoover 1947-8-2 7344 San Luis Obispo s Arroyo Grande (near Small Twin Lake); , s of Arroyo Grande Comment
  UCR175437  Rorippa gambelii Mark A. Elvin, J. Chesnut 2005-9-28 4580 San Luis Obispo Central Coastal, Oso Flaco Lake: N central portion of the lake on a floating bog, just west of median strip of willows 4 Comment
  OBI72386  Rorippa palustris subsp. palustris Anthony Baniaga 2010-5-22 222 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  CDA17859  Rosa californica Austin Griffiths, Clare B. Hardham 1987-6-26 18259 San Luis Obispo Pismo Dunes; along base of first ridge south of Oso Flaco Road. 0 Comment
  RSA586438  Rosa californica F. L. Johnson, D. A. Young 1992-7-17 ROB 0036 San Luis Obispo Sulphur Spring Road in middle of Area R Comment
  OBI10010  Rosa spithamea var. sonomensis Robert F. Hoover 1946-8-26 6348 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  OBI36301  Rubus armeniacus Julie McCauley 1980-7-30 5 San Luis Obispo Cambria on lodge Hill; Ardath and Pineridge Comment
  SBBG72367  Rubus ursinus M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI30874  Rumex acetosella Julie M. Vanderwier 1978-5-28 58 San Luis Obispo Indian Knob tar Sands Comment
  CDA2878  Rumex acetosella G. D. Barbe 1974-5-16 1790 San Luis Obispo Southwest corner of Frontage Road and Juniper Street, Nipomo. 0 Comment
  OBI36792  Rumex conglomeratus Eric Wise 1981-7-26 941 San Luis Obispo Shpperd's Reservoir, Cal Poly Comment
  OBI36992  Rumex crispus Eric Wise 1981-7-1 890 San Luis Obispo Oso Flaco Lake Comment
  OBI5498  Rumex crispus Sharon Jochums 1974-4-10 109 San Luis Obispo W of hwy 1 on marine terr of San Simeon point Comment
  RSA0029605  Rumex crispus George K. Helmkamp 2003-7-31 8059 San Luis Obispo Central Coast: west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UC1070557  Rumex crispus P. L. Johannsen 1936-3-21 712 San Luis Obispo junction of Reservoir Canyon and San Luis Obispo Creek; San Luis Obispo Quad. 129 Comment
  CAS-BOT-BC433345  Rumex crispus Ernest C. Twisselmann 1954-4-28 1114 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  CAS-BOT-BC433349  Rumex crispus Ernest C. Twisselmann 1952-8-18 132 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Phelps Spring, Eben McMillan Ranch 670 Comment
  CAS-BOT-BC433540  Rumex fueginus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  OBI10831  Rumex fueginus Robert F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  OBI80772  Rumex fueginus David J. Keil 1992-10-19 23855 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SBBG117533  Rumex pulcher E. Painter, M. Wetherwax 2002-5-22 SLO 273 San Luis Obispo rd to Guard Hill; Camp San Luis Obispo 162 Comment
  SEINET7374043 Image available Rupertia physodes LeRoy Gross, Marcel Beffort, P. De Vries 2014-5-13 6443 San Luis Obispo Central western San Luis Obispo County: Inner South Coast Range, Garcia Mountain: off FSR 30S05.2, down Trout Creek to trail up to saddle dropping to another tributary. Stopped at Buckeye Campsite. Wilderness boundary starts with trail leaving Trout Creek. 376 Comment
  OBI66182  Sagina apetala D. R. Miller 1999-4-28 499 /708 San Luis Obispo On patio at Egeberg Main cabin, San Simeon Crk drainage 549 Comment
  RSA586017  Salix bonplandiana F. L. Johnson, E. A. Young 1993-5-23 ROB- 526 San Luis Obispo Twin Bridges on Boyscout Road Comment
  RSA586021  Salix bonplandiana D. A. Young, F. L. Johnson 1992-6-17 ROB- 56 San Luis Obispo 1 km SW of Ranch House on Nacimento Road. Comment
  CAS-BOT-BC103935  Salix exigua Ernest C. Twisselmann 1954-3-23 914 San Luis Obispo Palo Prieta Canyon, 1 1/2 mile south of US466, (old Ortega Spring) 396 Comment
  OBI25076  Salix laevigata David J. Keil, Dirk Walters 1980-4-26 13833 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SBBG38613  Salix laevigata E. C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Cyn, Santa Ysabel Ranch, 5 mi S of Paso Robles 213 Comment
  UC507331  Salix laevigata Ira L. Wiggins 1932-3-21 5817 San Luis Obispo bewteen Cholame and Annette; Bitterwater Valley Comment
  CAS-BOT-BC107121  Salix lasiolepis J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts - East side of Low Water Bridge and both sides of Bee Rock Road Comment
  OBI37320  Salix lasiolepis Eric Wise 1983-2-24 1664 -b San Luis Obispo 0.7 mi E of 1/2 way station on hwy 41 Comment
  UC1134844  Salix sitchensis B. Bolt 1936-5-13 712 San Luis Obispo 2 1/4 miles W. N. W of Cuesta San Luis Obispo Quad. 548 Comment
  CDA37823  Salsola damascena J. L. Johnson 1978-7-19 s.n. San Luis Obispo In Temblor Range, west of McKittrick, in eastern part of the county. 0 Comment
  OBI77943  Salsola tragus Craig Woods 1978-6-9 65 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 2.5 mi NW of Hurricane rd Comment
  CAS-BOT-BC180696  Salsola tragus Ernest C. Twisselmann 1969-7-5 15667 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  OBI13571  Salvia carduacea Robert F. Hoover 1967-4-9 10414 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  UC456137  Salvia carduacea I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grante Arroyo Grande Comment
  OBI75496  Salvia columbariae Jenner Whitt 2003-4-21 66 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SBBG112729  Salvia columbariae V. C. Call 1967-5-3 47 San Luis Obispo one-eighth mi from top of grassy flat at head of Stenner Crk approached via Cuesta Ridge Rd and lower take-off rd 274 Comment
  SEINET3557352 Image available Salvia columbariae Lewis S. Rose 1934-3-27 34101 San Luis Obispo Cottonwood Pass. Comment
  UC1124767  Salvia leucophylla P. L. Johannsen 1937-5-26 1154 San Luis Obispo 2.5 mi se Chimeneas Ranch; McKittrick Quad. 762 Comment
  OBI28181  Salvia mellifera Jeffrey Null 1980-5-11 14 San Luis Obispo Ecological Study area, Cal POly, SLO 91 Comment
  UC1124784  Salvia mellifera H. A. Jensen 1930-7-6 35 San Luis Obispo mouth of San Carpoforo Creek 30 Comment
  CDA17902  Salvia mellifera Austin Griffiths 1987-3-18 18074 San Luis Obispo Central Coast; Original collection from Pt. Sal Ridge, Santa Barbara Co. 0 Comment
  OBI25906  Salvia mellifera Eric Lamers 1981-3-1 15 San Luis Obispo Montana de Oro on trail to Coon Crk Comment
  OBI31598  Salvia mellifera Joy Nishida 1982-5-8 370 San Luis Obispo American Cyn; .9 mi S of American Cyn campground 518 Comment
  OBI53192  Salvia mellifera Steven A. Junak, Tina J. Ayers 1989-4-12 3941 San Luis Obispo Cuesta Ridge; Along dirt road leading to W side of Pick and Shovel mine, S of main road (USFS road #29S11.3) about 4.4 mi W of hwy 101 744 Comment
  UCSB28153  Salvia mellifera Sager, V. 1962-5-10 San Luis Obispo 2.9 miles north of the junction of U.S. Highway 101 with California Street; in San Luis Obispo Comment
  OBI13528  Salvia sonomensis Robert F. Hoover 1964-4-15 8729 San Luis Obispo Ridge NW of Cuesta Pass, just below TV transmitter Comment
  UC57551  Salvia sonomensis J. H. Barber 1900-3-30 1010 San Luis Obispo Santa Lucia Mts. Comment
  RSA123260  Salvia sonomensis A. D. Gifford 1937-4-29 819 San Luis Obispo 1 mile WNW of New District School 534 Comment
  SD130328  Salvia sonomensis George Helmkamp 1990-4-19 San Luis Obispo West Cuesta Ridge, 3.0 miles northwest of US 101, north of San Luis Obispo. 671 Comment
  OBI3963  Sambucus nigra subsp. caerulea Elizabeth Rudd 1971-4-26 247 San Luis Obispo 3 mi NE of Santa Margarita 396 Comment
  OBI4251  Sambucus nigra subsp. caerulea Davie Pierce 1969-10-19 7 San Luis Obispo Huasna Rd. 1 mi from hwy 101 30 Comment
  UC1296070  Sanguisorba minor subsp. muricata R. F. Hoover 1947-3-8 6650 San Luis Obispo coast w Cambria; w of Cambria Comment
  OBI76887  Sanicula arctopoides D. R. Miller, E. A. Appel 2012-4-7 412 .1016 San Luis Obispo Coastal side of Hwy 1 near mile marker 59-1/2 15 Comment
  RSA215956  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos (south of mouth of Toro Creek). Comment
  UCD127919  Sanicula arguta G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6584 San Luis Obispo San Luis Obispo County: Irish Hills, Clark Valley Road, 4.2 miles south of Los Osos Valley Road (East of Los Osos.) 274 Comment
  OBI80193  Sanicula bipinnata David J. Keil 1978-3-25 12676 San Luis Obispo Irving Ranch. Comment
  HSC21625  Sanicula bipinnatifida D. A. Shally 1965-4-14 28 San Luis Obispo About 9 mi. S of Cholame, Shandon Hills Comment
Read comments
Jan 7 2016
  RSA0035295  Sanicula crassicaulis LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6366 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
  UC1022511  Sanicula crassicaulis C. Ritchie Bell 1953-2-24 3 X486 San Luis Obispo just n of Atascadero (to the w of U.S. Highway 101) Comment
  UCR15012  Sanicula hoffmannii George K. Helmkamp 1976-5-23 s.n. San Luis Obispo Avila Rd turnoff from US Hwy 101 32 Comment
  OBI51399  Sanicula laciniata Jan Barber 1994-3-22 123 San Luis Obispo San Simeon State Park. Comment
  UC1127655  Saxifraga californica E. Armstrong 1934-4-1 1130 San Luis Obispo near La Panza (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  OBI79531  Scabiosa atropurpurea David J. Keil 2012-7-18 31431 San Luis Obispo Pismo Beach. Spyglass Park. 12 Comment
  OBI3015  Scabiosa atropurpurea Robert F. Hoover 1957-8-28 8393 San Luis Obispo San Simeon Crk, by roadside Comment
  OBI53330  Schinus molle Kathleen Goddard Jones 1987-10-30 s.n. San Luis Obispo Nipomo, on East Tefft St. south side of street, 1 block east of Thompson Ave. Comment
  OBI80972  Schinus terebinthifolius Carly Hume 2015-2-9 San Luis Obispo South Hills Comment
  LA211686  Schismus barbatus Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7640 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, North edge of Refuge, end of Beigle Road at parking lot and sand dune interface. 14.0 Comment
  OBI22570  Schoenoplectus acutus var. occidentalis Robert F. Hoover 1969-7-13 11464 San Luis Obispo Atascadero Comment
  OBI35204  Schoenoplectus californicus Eric Wise 1982-4-29 1405 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI72377  Schoenoplectus californicus Anthony Baniaga 2010-5-22 224 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI22580  Schoenoplectus californicus Robert F. Hoover 1964-8-13 9226 San Luis Obispo Santa Lucia Range. Mouth of Morro Crk Comment
  RSA175160  Schoenoplectus pungens Robert F. Thorne, Percy C. Everett 1962-10-3 31414 San Luis Obispo Near Oso Flaco Lake. 8 Comment
  OBI65955  Schoenoplectus pungens Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 59 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1 N of Hollister Peak and Hwy 1 at spring drainage off of Canet Rd frontage rd 34 Comment
  SBBG18379  Schoenoplectus pungens var. badius C. B. Hardham 1957-11-2 2718 San Luis Obispo mouth of Old Crk Comment
  UC1146319  Scirpus cernuus R. F. Hoover 1965-5-22 9406 San Luis Obispo among pines n Cambria Comment
  UCR134444  Scirpus koilolepis George K. Helmkamp 2003-9-26 8175 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  CAS-BOT-BC111050  Scirpus microcarpus John Thomas Howell 1964-6-29 40753 San Luis Obispo In canyon between Cambria and Protestand Cemetery. Comment
  RSA292610  Scoliopus bigelovii Lyman Benson 1929-3-5 974 San Luis Obispo Summit of Kings Mountain. Comment
Read comments
Jan 1 2018
  CDA11352  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass on slope near road in area burned the previous summer. Approx. 2.5 m. NW of US 101. Uncommon. Small colony on N-facing burned flat immediately beyond Botanical Area, in site where water has stood in winter season. Annual. Comment
  HSC91474  Scrophularia californica Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  UC1125708  Scrophularia californica H. C. Lee 1936-3-10 464 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quadrangle Comment
  UCD67242  Scrophularia californica G. F. Hrusa 1995-5-2 12292 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Understory of burned Pinus attenuata forest. Flowering first season, appearing as an annual. Occasional. Ridge immediately SW of Radio Facility 2 (Peak 1). 610 Comment
  UC1927797  Scrophularia californica David Keil with Rhonda Riggins 2009-5-11 20146 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mount Lowe, ca. 0.35 mi from Cuesta Ridge road and 4 mi from US 101. 731 Comment
  UCSB30538  Scrophularia californica Smith, D. 1966-4-2 San Luis Obispo 3 miles S. of Klau Comment
  OBI45094  Scutellaria tuberosa David J. Keil, Jepson Herbarium group 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC69790  Selaginella bigelovii Clare B. Hardham 1956-2-12 133 San Luis Obispo Atascadero Creek, Hale Ranch, Santa Lucia Mountains. Comment
  SBBG118288  Senecio aphanactis E. Painter, M. Wetherwax 2002-2-26 SLO 206 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  SD53102  Senecio blochmaniae Darley F. Howe 1962-7-22 3344 San Luis Obispo near Lake Oso Flaco Comment
  RSA473135  Senecio breweri Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  CAS-BOT-BC363520  Senecio californicus R. F. Hoover 1947-4-4 6881 San Luis Obispo West side of Cottonwood Pass Comment
  OBI15523  Senecio californicus Robert F. Hoover 1967-5-13 10561 San Luis Obispo Coast W of Cambria Comment
  OBI58020  Senecio californicus Lynne Dee Oyler, David J. Keil & K. Faustini 1990-4-26 1107 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  UCR163904  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2005-3-30 9261 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  OBI19175  Senecio vulgaris Dan Sheehy 1978-10-4 1 San Luis Obispo Near tennis courts at Tropicana Village, San Luis Obispo Comment
  UCR115293  Senna multiglandulosa Austin P. Griffiths, Shana Dore 1987-1-14 18043 San Luis Obispo Central Coast, Pismo Beach region Comment
  SBBG112594  Sesuvium verrucosum C. B. Hardham 1960-6-27 6336 San Luis Obispo Huerhuero River Comment
  UCD92826  Setaria verticillata Ernest C. Twisselmann 1960-8-22 5999 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI50158  Setaria viridis Michael Curto, Linda Allen 1992-8-31 855 San Luis Obispo Arroyo Grande Area: SE of Arroyo Grande proper, El Campo Rd ?0.6 mi (1km) SE from US Hwy 101 at first 90 degree rt turn 122 Comment
  RSA600863  Sidalcea diploscypha Alice Eastwood, John Thomas Howell 1936-5-6 s.n. San Luis Obispo Morro Comment
  OBI12321  Sidalcea hickmanii subsp. anomala Robert F. Hoover 1964-6-6 8949 San Luis Obispo Ridge NW 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
  OBI83560  Sidalcea malviflora Michael Walgren 2016-4-21 531 San Luis Obispo where the old closed Manzanita Trail meets Manzanita Trail. 247 Comment
  OBI75052  Sidalcea malviflora subsp. laciniata David J. Keil 1988-3-19 20420 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  POM98574  Sidalcea malviflora subsp. laciniata P. A. Munz 1925-3-24 9233 San Luis Obispo 3 miles W of San Luis Obispo Comment
  UC1012941  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South City Limit of Arroyo Grande Comment
  UC1124979  Sidalcea malviflora subsp. malviflora P. L. Johannsen 1936-3-22 724 San Luis Obispo 1 mi nw Cerro San Luis Obispo; San Luis Obispo Quad., Plot 8 Comment
  POM203004  Sidalcea malviflora var. sancta Frank Hatch 1932-4-17 s.n. San Luis Obispo Hillsides between Paso Robles and Creston Comment
  OBI19927  Sidalcea sparsifolia Walter F. Chesbro 1978-5-6 132 San Luis Obispo Dry area on Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  SBBG2042  Silene lemmonii C. B. Hardham 1959-5-19 4560 San Luis Obispo headwaters of Las Tablas Crk Comment
  UCSB48313  Silene lemmonii Hardham, Clare 1961-6-1 San Luis Obispo Rocky Butte 914 Comment
  UC1126826  Sinapis arvensis G. T. Nordstrom 1937-4-28 1139 San Luis Obispo 1.4 mi sse of Lincoln School 594 Comment
  OBI14958  Sisymbrium altissimum Robert F. Hoover 1965-9-19 9622 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI13100  Sisymbrium officinale Lynne Dee Althouse 1977-5-22 92 San Luis Obispo Old Andrews Ranch N of San Luis High School 122 Comment
  OBI46189  Sisymbrium officinale Lynne Dee Oyler 1986-5-6 457 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  CAS-BOT-BC75458  Sisymbrium orientale Ernest C. Twisselmann 1969-4-24 15155 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  OBI21084  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  OBI75791  Sisyrinchium bellum Al Lindholm 1967-4-10 156 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain below pond 490 Comment
  UC1032520  Sisyrinchium bellum N. K. Carlson 1936-3-29 264 San Luis Obispo 3.4 mi ne of Atascadero 487 Comment
  OBI28128  Sisyrinchium bellum Carrie Wilson, Allison Berry 1982-5-11 65 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd 1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  SDSU137  Sisyrinchium bellum D. F Howe 1967-4-10 4337 San Luis Obispo seacoast 7.8 miles north of Cambria. Comment
  PASA1232  Smilacina sessilifolia 1928-5-12 San Luis Obispo Woods near Templeton Comment
  UC1134676  Smilacina stellata G. T. Nordstrom 1937-5-5 1176 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quadrangle Comment
  OBI37277  Solanum americanum Eric Wise 1983-10-16 1804 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI37276  Solanum douglasii Eric Wise 1982-4-29 1436 San Luis Obispo Poly Cyn. Cal Poly Campus Comment
  OBI53863  Solanum douglasii Arthur W. Hazebrook 1992-7-7 130 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. On penninsula in little oso Flaco Lake and along lake edges Comment
  OBI6134  Solanum douglasii D. Waive Stager 1972-8-21 42 San Luis Obispo Montana de Oro State Park Sand Spit [Morro Bay State Park on label]. Near Shark's Inlet Comment
  SD90245  Solanum douglasii Benjamin C. Stone September 1952 216 San Luis Obispo Morro Bay State Park 75 Comment
  CAS-BOT-BC154191  Solanum umbelliferum D. E. Breedlove 1962-8-7 4089 San Luis Obispo 3 miles north of Guadalupe. Near Oso Flaco Lake Comment
  SBBG119722  Solanum umbelliferum E. Painter, M. Wetherwax with J. Olson 2002-3-26 SLO 220 San Luis Obispo W side of Cerro Romualdo, along trail from water tower to top; Camp San Luis Obispo 149 Comment
  UC884944  Solanum umbelliferum Carl B. Wolf 1932-11-18 4416 San Luis Obispo 1 mi w of Kern County line (Upper end of Cuyama Valley, Santa Maria - Maricopa State Highway); Cuyama Valley, Santa Maria - Maricopa State Highway Comment
  UCR61758  Solanum umbelliferum George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Along State Hwy 58, c. 2 mi NE of 7 mi Road, just before the Kern County line. 884 Comment
  UC639031  Solanum umbelliferum B. E. and H. J. Miossi 1939-9-18 172 San Luis Obispo 1 mi from Morro Bay Highway (Baywood Park, along road); Baywood Park 6 Comment
  SDSU20252  Solanum xanti Michael G. Simpson, Lori Simpson 2012-6-9 3695 San Luis Obispo Morro Bay State Park, north coastal section, immediately southwest corner of parking lot, end of side road from Pecho Valley Road. 44 Comment
  OBI27602  Solanum xanti Melinda Doud 1976-4-20 8 San Luis Obispo Clark Cyn 91 Comment
  OBI6939  Solanum xanti Keith McConnelly 1975-3-4 105 San Luis Obispo Cerro San Luis Obispo Peak. 1 mi W of San Luis Obispo 207 Comment
  OBI15463  Solidago elongata Robert F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  UC1285052  Solidago spathulata R. F. Hoover 1964-10-3 9321 San Luis Obispo mouth Coon Creek; mouth of Coon Creek Comment
  OBI81476  Solidago velutina Katie Warde, Marina Miller 2015-11-6 1 San Luis Obispo Approx. 200 ft from Mariposa Trailhead directly next to a mulch pile on the right hand side of the trail, near a small clearing with other mulch piles. There is also a dried up creek bed in the area. Plants surrounded by Coyote Bush Comment
  UC1070269  Soliva sessilis N. K. Carlson 1936-3-25 219 San Luis Obispo .1 mi n Goldtree; San Luis Obispo Quad. 182 Comment
  OBI15385  Sonchus oleraceus Bob Everett 1964-2-16 2 San Luis Obispo Poly Cyn, Cal Poly, San Luis Obispo Comment
  CAS-BOT-BC374619  Sonchus oleraceus Ernest C. Twisselmann 1967-9-9 13689 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  RSA648956  Sorghum halepense Andrew Rybak 1972-8-28 9 San Luis Obispo Near Foothill and railroad tracks in San Luis Obispo Comment
  UCSB37299  Sparganium eurycarpum Edge, Lyda 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  OBI083626  Spergula arvensis David J. Keil, Travis Barrett 2016-5-23 33840 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 10. 120 Comment
  OBI80383  Spergularia bocconi David J. Keil 1992-1 22977 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CAS-BOT-BC390194  Spergularia bocconi John Thomas Howell 1967-4-27 42067 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  CAS-BOT-BC390198  Spergularia bocconi R. F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  OBI80043  Spergularia bocconi David J. Keil, with Lynne Dee Althouse 2002-5-2 29857 San Luis Obispo Santa Margarita Ranch Comment
  OBI32061  Spergularia macrotheca David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14332 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  CAS-BOT-BC390446  Spergularia macrotheca var. macrotheca R. F. Hoover 1946-10-5 6461 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC390432  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo Los Osos Valley: near Laguna Lake 30 Comment
  CAS-BOT-BC390433  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo Los Osos Valley: near Laguna Lake 30 Comment
  UCD99222  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-4-10 5045 San Luis Obispo San Luis Obispo County: Los Osos Valley, near Laguna Lake. 30 Comment
  OBI20174  Spergularia marina David J. Keil 1979-4-8 13030 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 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
  POM296814  Stachys Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  OBI2085  Stachys ajugoides Mrs. R. W. Summers 1887-4-5 680 San Luis Obispo San Luis Obispo Comment
  UC76378  Stachys ajugoides var. ajugoides Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  HSC91556  Stachys bullata Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  RSA446668  Stachys bullata Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  OBI65714  Stachys pycnantha D. R. Miller 1994-6-23 694 -484 San Luis Obispo Pine Mt Region. At bulldozer clearing on Winsor rd past Tony Williams field; Pico crk drainage 750 Comment
  RSA0109101  Stachys pycnantha Robert F. Hoover 1947-6-6 7273 San Luis Obispo Cottonwood Pass, west of summit. Comment
  RSA0019340  Stanleya pinnata Greg Wilvert 2005-5-11 403 San Luis Obispo Southeast half of the Caliente Range: 0.6 km SW of Semper Spring. 947 Comment
  SJSU3401  Stanleya pinnata var. pinnata C. W. Sharsmith 1962-4-21 6857 San Luis Obispo Panorama Hills c. 2 mi N of Recruit Canyon, Temblor Range Comment
  OBI56740  Stebbinsoseris heterocarpa David J. Keil 1998-4-14 26731 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
  OBI15608  Stebbinsoseris heterocarpa Robert F. Hoover 1967-4-14 10443 San Luis Obispo Hills W of "Poly cyn", San Luis Obispo Comment
  SBBG14752  Stellaria nitens E. C. Twisselmann 1962-3-18 6708 San Luis Obispo hills at the summit of Palo Prieto Cyn 632 Comment
  OBI72275  Stellaria pallida Anthony Baniaga, Daniel Chavez 2010-3-14 57 San Luis Obispo Tierra Redonda Mtn BLM ACEC 611 Comment
  OBI57312  Stellaria pallida David J. Keil 1998-4-14 26695 San Luis Obispo Suey Creek Rd., 2.3 mi from junction with Hwy.166 Comment
  CAS-BOT-BC375093  Stephanomeria R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC375092  Stephanomeria Ernest C. Twisselmann 1954-7-24 1466 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, Eastern San Luis Obispo County 658 Comment
  CAS-BOT-BC375157  Stephanomeria cichoriacea Ernest C. Twisselmann 1956-12-16 3260 San Luis Obispo Santa Lucia Range: Old Creek Canyon 182 Comment
  CAS-BOT-BC375267  Stephanomeria elata Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro Comment
  OBI15409  Stephanomeria exigua subsp. coronaria John Thomas Howell 1948-6-15 24371 San Luis Obispo Hughes Cyn, SE of Shandon 610 Comment
  CAS-BOT-BC322904  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Hills at the summit of Palo Prieta Canyn, Temblor Range and the Western San Joaquin Valley 640 Comment
  JEPS54422  Stephanomeria pauciflora Ernest C. Twisselmann 1967-8-22 13555 San Luis Obispo Palo Prieta Canyon, hills at summit Western San Joaquin Valley, Temblor Range 655 Comment
  UCD136400  Stephanomeria pauciflora Ernest C. Twisselmann 1958-11-7 4952 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Choice Valley Region: Salt Canyon. 548 Comment
  UC1394193  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1970-9-10 7073 San Luis Obispo 5.7 mi e U. S. Highway 101 (on Rt 166) Comment
  OBI41096  Stipa lepida David J. Keil, Dirk Walters 1986-5-2 19319 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  OBI80718  Stipa miliacea var. miliacea David J. Keil 1992-10-19 23839 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI65914  Stipa pulchra D. R. Miller 1994-5-20 594 -366 San Luis Obispo Pine Mt Region. These plants are from near Will Hearst's property, on rd into land, near old Edmunson homestead; Marmolejo crk drainage 710 Comment
  UC1296276  Streptanthus albidus subsp. peramoenus R. F. Hoover 1949-5-19 7712 San Luis Obispo San Simeon Creek Comment
  OBI66586  Streptanthus glandulosus subsp. glandulosus D. R. Miller 1994-6-1 694 -345 San Luis Obispo Pine Mt Region. S slope of Pine Mt on the Pine Mt trl; Pico crk drainage 914 Comment
  UCSB34801  Stuckenia pectinata Reisentz, Paul 1978-6-20 San Luis Obispo Oso Flaco Lake. Comment
  RSA0020759  Stylocline gnaphaloides Greg Wilvert 2005-4-17 276 San Luis Obispo S end of Quail Canyon. 761 Comment
  OBI55313  Stylocline masonii David J. Keil 1998-6-5 27616 San Luis Obispo 0.4 miles W of junction with Shell Creek Rd. on Hwy 58. Comment
  UC1928160  Stylomecon heterophylla David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30504 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  JEPS51562  Stylomecon heterophylla W. L. Jepson 1932-4-2 16197 San Luis Obispo Palo Prieto Canyon; se San Luis Obispo Co. 502 Comment
  UCR4884  Suaeda californica O. F. Clarke 1966-11-26 661126- 14 San Luis Obispo Central Coast, Morro Bay 6 Comment
  OBI5054  Suaeda californica var. pubescens Robert F. Hoover 1965-9-22 9638 San Luis Obispo South of mouth of Chorro Crk, Morro Bay mud-flats Comment
  OBI71193  Suaeda nigra Ann Cochran 1986-7-27 49 San Luis Obispo Area of flats, E of Soda Lake rd, T30S, R19E, sec 28 Comment
  UCSB38582  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  UCSB38583  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  OBI51282  Symphoricarpos albus var. laevigatus Jan Barber 1993-8-21 90 San Luis Obispo Above San Simeon Creek Comment
  UCR118184  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2000-9-2 5980 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  OBI60623  Symphyotrichum chilense V. L. Holland and David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  SBBG7669  Symphyotrichum chilense C. B. Hardham 1957-9-7 2600 San Luis Obispo Creston Comment
  JEPS25258  Symphyotrichum subspicatum G. Thomas Robbins with John Weiler 1959-8-8 4144 San Luis Obispo nw margin of Oso Flaco Lake Oso Flaco Lake 12 Comment
  CAS-BOT-BC98360  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  SBBG104547  Tamarix ramosissima F. L. Johnson, E. A. Young 1993-5-23 ROB 507 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI79971  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  OBI5497  Taraxia ovata Sharon Jochums 1974-2-17 20 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  UC21433  Tauschia hartwegii L. Jared San Luis Obispo South Coast Ranges 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
  UC1126234  Thalictrum fendleri var. polycarpum H. C. Lee 1936-3-23 589 San Luis Obispo 1 1/2 mi s Mine Hill; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC66634  Thysanocarpus curvipes R. F. Hoover 1966-4-20 9829 San Luis Obispo 5 miles east of Creston on La Panza road. Comment
  POM96426  Thysanocarpus curvipes var. curvipes P. A. Munz 1926-4-9 10245 San Luis Obispo Near Arroyo Grande. Comment
  CAS-BOT-BC67152  Thysanocarpus laciniatus Alice Eastwood; John Thomas Howell 1937-5-1 4172 San Luis Obispo Reservoir Canyon near San Luis Obispo. Comment
  OBI55242  Thysanocarpus laciniatus Greg Frugolli 1997-4-15 56 San Luis Obispo Quail rd (0.5 mi from Black Mtn rd), La Panza range, Los Padres NF (hwy 58 burn area) 701 Comment
  OBI74386  Torilis arvensis Theo Fitanides, Anthony Baniaga 2010-5-7 158 San Luis Obispo Tierra Redonda BLM ACEC 469 Comment
  OBI82238  Torilis arvensis David J. Keil, with V. L. Holland 2015-5-11 33181 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  RSA659114  Torilis arvensis David J. Keil, Art Webster 1984-4-29 18188 San Luis Obispo Mixed evergreen forest in canyon bottom of Lopez Wilderness Area Comment
  UCD67149  Torilis arvensis G. F. Hrusa 1995-5-28 12211 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At east base of Ridge 2. 500 Comment
  CAS-BOT-BC169231  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13788 San Luis Obispo Avila Comment
  OBI79506  Tribulus terrestris David J. Keil 2012-7-18 31418 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  OBI13436  Trichostema lanatum Robert F. Hoover 1946-6-15 6150 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI62109  Trichostema lanatum P. A. Holden 1968-6-15 420 San Luis Obispo W of summit of Cuesta pass Comment
  OBI31316  Trichostema lanceolatum Joy Nishida 1982-8-12 512 San Luis Obispo American Cyn. 1.8 mi S of Campground on roadside 488 Comment
  OBI67016  Trichostema lanceolatum D. R. Miller 1994-7-24 794 -511 San Luis Obispo Pine Mt. Region. Corral Meadow on Ridge; Pico Crk drainage 914 Comment
  UC56109  Trientalis latifolia J. H. Barber 1899-5-19 San Luis Obispo Santa Lucia Mountains Comment
  SBBG104236  Trifolium albopurpureum M. D. Proctor, E. A. Young 1993-4-15 ROB 410 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  UC1129945  Trifolium albopurpureum var. albopurpureum W. A. Peterson 1937-4-2 659 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza quadrangle 518 Comment
  UC16419  Trifolium albopurpureum var. albopurpureum Estrella L. Jared 1897-3-4 San Luis Obispo South Coast Ranges Comment
  RSA0164398  Trifolium bifidum var. decipiens Clare B. Hardham 1961-4-14 7377 San Luis Obispo Headwaters Santa Rosa Creek. Comment
  OBI72790  Trifolium campestre D. R. Miller 2010-6-11 610 .934 San Luis Obispo Rocky Butte/Pine Mt Region. Along waters edge at Twin Ponds Herst Ranch near Burma rd and Little Bennett rd 622 Comment
  UC1925820  Trifolium depauperatum var. truncatum David Keil with V. L. Holland 1999-4-27 28278 San Luis Obispo Camp Roberts, along McMillan Airstrip. Comment
  SBBG118056  Trifolium dubium M. Wetherwax, E. Painter 2000-4-19 CR 25 San Luis Obispo near W Perimeter Rd, ca. 1.5 air km NW of intersection with Generals Rd; Camp Roberts 220 Comment
  OBI56483  Trifolium fragiferum D. R. Miller 1990-7-7 GF- 1 -790 San Luis Obispo Along (Oak Rd 17305) on W side of roadway, Garden Farms Comment
  UC573359  Trifolium fucatum G. T. Nordstrom 1937-4-28 1144 San Luis Obispo 3 mi s Klay 396 Comment
  SD244708  Trifolium grayi David Keil 1998-4-30 26989 San Luis Obispo Santa Margarita northbound off ramp from US 101. Comment
  OBI73088  Trifolium hirtum David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28668 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  UCD39113  Trifolium incarnatum Beecher Crampton 1964-5-21 7010 San Luis Obispo San Luis Obispo County: 2 miles east of Creston. Oak Valley Farm. Comment
  OBI58085  Trifolium incarnatum David J. Keil 1998-5-6 27101 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI12660  Trifolium microcephalum Robert F. Hoover 1947-3-29 6793 San Luis Obispo Creston (1 mi from, on Shandon rd) Comment
  OBI57913  Trifolium microdon David J. Keil 1998-6-15 27832 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  SBBG107377  Trifolium microdon C. B. Hardham 1960-5-5 5618 San Luis Obispo Pine Mtn N of Cambria 762 Comment
  POM147873  Trifolium obtusiflorum J. B. Feudge 1927-6-29 1693 San Luis Obispo Creston. 305 Comment
  JEPS99295  Trifolium oliganthum Clare B. Hardham 1960-4-2 5336 San Luis Obispo Cypress Mountain Comment
  CLARK-A1045-1364  Trifolium tridentatum George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay in pasture along Turri Road, 3.3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  UCR160560  Trifolium variegatum George K. Helmkamp, E. A. Helmkamp 2005-6-7 9546 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment