Search Results — 2000 specimen records retrieved (1155 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
  OBI28421  Abronia maritima Karin Long 1982-4-3 s.n. San Luis Obispo Morro Bay Sand spit at the southern end of Shark Inlet Comment
  UC1285091  Abronia pogonantha R. F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi e Creston (on La Panza road) Comment
  OBI58005  Abronia umbellata var. umbellata Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just NE of Little Coreopsis Hill beyon first major dune system Comment
  OBI72351  Acacia longifolia Anthony Baniaga 2010-5-5 172 San Luis Obispo Black Lake Cyn; Callender property; about 30 m E of hwy 1 21 Comment
  CHSC85706  Acacia neriifolia Austin P. Griffiths 1978-1-31 San Luis Obispo Central Coast. Abandoned homesite at NW corner 21st St. and US Hwy, Oceano. 15 Comment
  UC1285259  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza District La Panza; La Panza District Comment
  OBI13107  Achillea millefolium Lynne Dee Althouse 1977-5-3 75 San Luis Obispo Wolfe's ranch, N of San Luis High School 130 Comment
  OBI17147  Achillea millefolium Fred W. Rush Apr-56 13 San Luis Obispo Mt San Luis Comment
  OBI65945  Achillea millefolium Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 40 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 1 138 Comment
  UCSB44338  Achyrachaena mollis Brownell, K. 1979-4-15 San Luis Obispo California Valley Road; 8 miles south of Route 58; Soda Lake outskirts 579 Comment
  OBI80454  Acmispon Douglas Platt, Drew Burke, Katie Lange 2015-3-2 3 San Luis Obispo Campus of California Polytechnic State University, graveled trail/road into Poly Canyon towards stone arch. Steep south-facing slope north of Brizzolara Creek. 142 Comment
  OBI32121  Acmispon americanus var. americanus David J. Keil 1981-6-20 14918 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UCD103818  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2000-9-2 5964 San Luis Obispo San Luis Obispo County: Iris Hills: Profumo Canyon, 2.2 mi W of Los Osos Valley Rd. 137 Comment
  OBI57944  Acmispon glaber var. glaber Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay region; sandspit Comment
  OBI55192  Acmispon grandiflorus var. grandiflorus Greg Frugoli 1997-4-29 70 San Luis Obispo Collected 0.5 mi S of Queen Bee cmgd, La Panza Range, Los Padres NF (hwy 58 burn area) 719 Comment
  SBBG98824  Acmispon heermannii var. heermannii C. F. Smith 1958-8-2 5833 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  OBI13206  Acmispon heermannii var. orbicularis Robert F. Hoover 1946-8-4 6272 San Luis Obispo N end of Morro Bay Comment
  OBI4404  Acmispon heermannii var. orbicularis Robert J. Rodin 1970-9-10 8431 San Luis Obispo 300 yds from Pacific Ocean, Pismo Beach State Park Comment
  OBI13035  Acmispon maritimus var. maritimus Robert F. Hoover 1967-3-27 10292 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI73456  Acmispon micranthus David J. Keil 2010-6-1 30820 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  OBI40935  Acmispon parviflorus F. A. Lindholm 1971-4-8 128 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI57915  Acmispon parviflorus David J. Keil 1998-4-2 26542 San Luis Obispo East-West Ranch, Cambria Comment
  OBI52731  Acmispon strigosus David J. Keil, with V. L. Holland 1991-8-22 22578 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  OBI28539  Acmispon wrangelianus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 2 San Luis Obispo MacGillivary Ranch, Adelaida. On hilltoop W of the airstrip Comment
  OBI74314  Acmispon wrangelianus Theo Fitanides, Anthony Baniaga 2010-4-10 81 San Luis Obispo Tierra Redonda Mtn BLM ACEC 343 Comment
  CAS-BOT-BC29227  Acourtia microcephala Clare B. Hardham 1956-7-16 1164 San Luis Obispo Chimney Rock Ranch, San Marcos Creek Comment
  UC196668  Acourtia microcephala Miss R. R. Reed 1916-7-9 San Luis Obispo Huasno Huasno Comment
  UC57613  Actaea rubra J. H. Barber San Luis Obispo 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
  UC410845  Adenostoma fasciculatum Alice Eastwood 1928-5-17 15109 San Luis Obispo San Luis Obispo, Morro Bay Comment
  UC453991  Adenostoma fasciculatum Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  OBI70860  Adenostoma sparsifolium George Butterworth 2009-8-14 730 San Luis Obispo Chimineas; Wounded Knee 3/4 mi N of Yellowjacket corner 713 Comment
  CAS-BOT-BC68973  Adiantum jordanii Ira L. Wiggins 1929-4-13 3458 San Luis Obispo North end of Cuesta Grade. Comment
  OBI1099  Adiantum jordanii Richard E. Simpson 1959-4-7 107 San Luis Obispo Colected on the northern slope of Cerro San Luis Obispo. Comment
  OBI46187  Adiantum jordanii Lynne Dee Oyler 1986-5-6 462 San Luis Obispo Santa Margarita Ranch, Estadio field in eastern parts of the ranch where a large stand of blue oaks occur on slopes on decomposed limestone Comment
  RSA128164  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Oak Flat Road and North Road to Adelaida Comment
  UC456099  Agastache urticifolia I. J. Condit 1908-5-30 San Luis Obispo Lopez Canyon Comment
  UCR98778  Agoseris heterophylla R. S. Woglum 1938-4-23 1569 San Luis Obispo Outer Coast Ranges, La Panza Mountains, road from Creston to La Panza 428 Comment
  CAS-BOT-BC46082  Agoseris heterophylla var. cryptopleura Alice Eastwood 1926-5-4 13827 San Luis Obispo Paso Robles Comment
  OBI56650  Agoseris heterophylla var. cryptopleura David J. Keil 1998-4-9 26657 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1125490  Agoseris heterophylla var. cryptopleura W. A. Peterson 1937-4-20 717 San Luis Obispo 1 mi sw of mouth Hay Canyon; La Panza Quad. 487 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
  CAS-BOT-BC13158  Agoseris hirsuta Alice Eastwood; John Thomas Howell 1938-6-15 5976 San Luis Obispo Between Cambria and San Simeon Comment
  SEINET13723982  Agropyron intermedium D. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Road at turnoff to Telephone Company Road c. 0.5 mi west of Foothill Blvd. 44 Comment
  CAS-BOT-BC127464  Agrostis densiflora R. F. Hoover 1955-5-23 8354 San Luis Obispo Coast west of Cambria. Comment
  CAS-BOT-BC127031  Agrostis exarata R. F. Hoover 1948-5-5 7523 San Luis Obispo Oak Park district. Comment
  OBI28653  Agrostis exarata David J. Keil, Eric Wise 1982-7-2 16264 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  SD244551  Agrostis exarata David Keil, Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, Craig Jacobsen 2012-6-28 31396 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. Near trail in lower portion of canyon. 249 Comment
  CAS-BOT-BC138435  Aira caryophyllea R. F. Hoover 1965-5-22 9386 San Luis Obispo Cambria, north of town. Comment
  OBI5622  Aira caryophyllea Sharon Jochums 1974-5-18 215 San Luis Obispo At Arroyo de la Cruz Comment
  OBI35058  Alisma triviale Eric Wise 1981-6-15 609 San Luis Obispo turri rd, 1 mi E of So. Bay blvd Comment
  SBBG57509  Allium R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  JEPS27019  Allium amplectens Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7401 San Luis Obispo on slope just above westernmost fork of Las Tablas Creek (Dellaganna or Carmen Creek), at northwestern base of Cypress Mountain Cypress Mountain, westernmost fork of Las Tablas Creek 518 Comment
  SEINET206290  Allium amplectens R. Bacigalupi, F Chisaki; Dempster Hardham 1960-5-10 7401 San Luis Obispo Just above W-most fork of Las Tablas Creek ('Dellagana' or Carmen Creek) at NE base of Cypress Mtn 0 Comment
  SBBG17477  Allium crispum C. B. Hardham 1960-4-13 5419 San Luis Obispo Tierra Redonda Comment
  UC310656  Allium crispum Philip A. Munz 1926-4-8 10185 San Luis Obispo 35 mi e Paso Robles Comment
  SEINET8467201 Image available Allium hickmanii David Keil, Malcolm McLeod, Melissa Lucklow, et al. 1980-1 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
  OBI58942  Allium lacunosum var. davisiae David J. Keil, with Kathleen A. Keil 1998-5-26 27457 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI31756  Allium lacunosum var. lacunosum Smeltzer, Turnquist 1982-5-7 122 San Luis Obispo On the NE side of Laguna Lake Park Comment
  CAS-BOT-BC472715  Allium lacunosum var. lacunosum Alice Eastwood; John Thomas Howell 1938-6-14 5933 San Luis Obispo Prefumo Canyon Comment
  RSA139885  Allium lacunosum var. micranthum Clare B. Hardham 1960-5-21 5850 San Luis Obispo Black Mountain, Highland District Comment
  UC2027053  Allium peninsulare var. peninsulare Greg Wilvert 2005-5-4 388 San Luis Obispo Southeast Half of the Caliente Range: Near Quail Spring Reservoir Comment
  SBBG107637  Allophyllum glutinosum C. B. Hardham 1958-7-1 3741 San Luis Obispo between Old Crk and Toro Crk 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
  RSA0018925  Amaranthus deflexus David J. Keil 2012-7-18 31424 San Luis Obispo Oceano. 1731 Railroad Street, near intersection with Ocean Street. 8 Comment
  OBI64574  Amaranthus powellii David J. Keil 2001-4-10 29290 San Luis Obispo Campus of California Polytechnic State University. Grounds of new sports complex Comment
  OBI69142  Amaranthus powellii Kristina L. Schultz 2000-11-24 34 San Luis Obispo San Luis Obispo airport. Located off broad across from San Luis Obispo airport Comment
  OBI59585  Amaranthus retroflexus David J. Keil 1999-10-24 28399 San Luis Obispo Lopez Canyon Road Comment
  UCD97812  Amaranthus retroflexus Ernest C. Twisselmann 1963-9-14 8978 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI78840  Amaryllis belladonna David J. Keil 2013-9-4 32014 San Luis Obispo Morro Bay State Park. Morro Bay, La Loma Street just south of Quintana Road 42 Comment
  RSA778557  Ambrosia acanthicarpa David J. Keil, V. L. Holland 1988-9-9 21115 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  CAS-BOT-BC13630  Ambrosia acanthicarpa Clare B. Hardham 1956-10-7 1434 San Luis Obispo Oak flat Comment
  CAS-BOT-BC61487  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo North end of Morro Bay Comment
  OBI35396  Ambrosia chamissonis Helen Jones 1982-5-8 94 San Luis Obispo Piedras Blancas Point Comment
  SBBG109940  Ambrosia chamissonis C. B. Hardham 1957-7-31 2512 San Luis Obispo ca. 0.9 mi N of Cambria Comment
  UC1284976  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo n end, on sand-dunes Morro Bay Comment
  OBI53422  Ambrosia chamissonis Arthur W. Hazebrook 1993-5-23 241 San Luis Obispo Nipomo Dunes Complex, SE portion of Big Coreopsis Hill and open dunes, along borders of the Hill Comment
  OBI5613  Ambrosia chamissonis Sharon Jochums 1974-5-18 203 San Luis Obispo Comment
  SD39985  Ambrosia chamissonis Edith A. Purer 1932-8-1 4692 San Luis Obispo Morro Bay on sand dunes Comment
  CAS-BOT-BC273097  Ambrosia salsola R. F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  UC1127818  Amelanchier utahensis T. M. Hendrix 1937-6-6 257 San Luis Obispo 1.5 mi nw New District School; Adelaida Quad. 411 Comment
  SDSU734  Ammophila arenaria S. B Norton 1992-3-8 8 III92D San Luis Obispo Near entrance to Pismo Dunes SVRA, Oso Flaco Lake Road. 18 Comment
  UCD118935  Amsinckia douglasiana Lewis S. Rose 1966-3-28 66010 San Luis Obispo San Luis Obispo County: 4 miles E of Paso Robles. 243 Comment
  CAS-BOT-BC222370  Amsinckia douglasiana Francia Chisaki; Peter Kamb Ray 1952-4-4 2193 San Luis Obispo 0.9 mile by road east of La Panza 533 Comment
  CAS-BOT-BC222373  Amsinckia douglasiana Roxana S. Ferris 1935-3-21 9033 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  CAS-BOT-BC222385  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-18 6706 San Luis Obispo Temblor Range and the Western San Joaquin Valley. At the summit of Palo Prieta Canyon 655 Comment
  OBI20631  Amsinckia intermedia Robert F. Hoover 1967-4-5 10359 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  OBI28800  Amsinckia intermedia Melissa Luckow, Rhonda Riggins & Richard Pimentel 1982-4-4 744 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  OBI39502  Amsinckia intermedia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16074 San Luis Obispo rd to top of Cypress Mtn from Warrens' cabin Comment
  OBI8290  Amsinckia intermedia Tracey & Viola Call, Viola Call 1965-5-26 2332 San Luis Obispo 6 mi E of Atascadero (Calf Crk) 579 Comment
  OBI46092  Amsinckia lycopsoides Lynne Dee Oyler 1986-3-25 374 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  SBBG103412  Amsinckia tessellata E. R. Blakley 1986-3-2 San Luis Obispo Soda Lake Comment
  RSA610619  Amsinckia tessellata R. S. Woglum 1938-4-22 1591 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Road, Creston to La Panza. Comment
  RSA648480  Anagallis arvensis Marion P. Harthill 1972-4-15 s.n. San Luis Obispo Irish Canyon, full sun, S. exp. 610 Comment
  SEINET7073759  Anaphalis margaritacea A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  OBI70047  Anaphalis margaritacea Bernard Miossi 1939-8-6 155 San Luis Obispo Along rd of N facing slope of Islay Crk in Pecho district, 13 mi from San Luis Obispo 189 Comment
  CAS-BOT-BC64111  Ancistrocarphus filagineus Ernest C. Twisselmann 1954-5-13 1232 San Luis Obispo Upper Horseshoe Canyon, Temblor Mountains 853 Comment
  CAS-BOT-BC400369  Anemopsis californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-23 5183 San Luis Obispo Cienaga [Cienega] along Huerhuero Creek, east of Tiahrt Ranch, 1.5 miles east of ranch house and 5.5 miles east of Paso Robles airport (Sherwood Field) 274 Comment
  OBI79443  Anisocarpus madioides David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31710 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail near junction with San Simeon Creek Road. 766 Comment
  UCR118368  Anthemis George K. Helmkamp, E. A. Helmkamp 1998-7-1 4258 San Luis Obispo Central coastal strand., Beach parking lot, 0.4 mi north of Morro Rock. 3 Comment
  CAS-BOT-BC102280  Anthemis cotula Ernest C. Twisselmann 1953-6-26 559 San Luis Obispo chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC102283  Anthemis cotula Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15648 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  OBI31961  Anthemis cotula David J. Keil 1981-6-20 14891 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI79999  Anthemis cotula David J. Keil, with V. L. Holland 2013-6-12 31801 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI65961  Anthemis cotula Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 25 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range marsh below pumping house. N of hwy 1 56 Comment
  OBI72448  Anthemis cotula M. Wetherwax & E. L. Painter, E. L. Painter 2000-6-13 SLO- 150 San Luis Obispo Camp San Luis Obispo. Between N base of the first ridge W of Cerro Romualdo and 'lily crk' just N of Eucalyptus stand, in former homesite. UTMs (NAD27): zone 10, 704900E, 3910500N 100 Comment
  OBI39361  Antirrhinum kelloggii David J. Keil 1982-5-2 15904 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif rte 58 and S on dirt rd Comment
  RSA522578  Antirrhinum kelloggii David J. Keil, D. Walters 1986-5-2 19311 San Luis Obispo Santa Lucia Mountains just N of San Luis Obispo in Reservoir Canyon. Santa Lucia Mountains. 183 Comment
  OBI46212  Antirrhinum multiflorum David J. Keil 1982-6-27 16319 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI75788  Antirrhinum multiflorum Al Lindholm 1967-4-10 177 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]. 1/2 mile southeast of Geode Mountain. Comment
  UC1953798  Antirrhinum nuttallianum David Keil 1988-7-2 20858 San Luis Obispo Morro Bay State Park, east of South Bay Blvd, Vicinity of old cement plant or on hill to northeast. Comment
  CAS-BOT-BC237895  Antirrhinum ovatum Eben McMillan 1952-5-20 126 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon Comment
  RSA341585  Antirrhinum ovatum Eben McMillan 1948-6-14 s.n. San Luis Obispo Pinole Springs above San Juan Creek, southeast of Shandon. Comment
  OBI59503  Aphanes occidentalis David J. Keil, with V. L. Holland 2001-4-7 29257 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG96093  Apiastrum angustifolium D. Keil 1983-4-23 16931 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI55223  Apiastrum angustifolium Greg Frugoli 1997-4-7 24 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 853 Comment
  UC1122907  Apium graveolens W. A. Peterson 1936-7-9 345 San Luis Obispo Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI66691  Apocynum cannabinum D. R. Miller 1994-6-23 694 -483 San Luis Obispo Pine Mt Region. In Almaden Creekway near Lower Pines; Pico Crk drainage Comment
  CDA24195  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  HSC91832  Arabis glabra Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI79929  Aralia californica David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31848 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  CAS-BOT-BC409999  Arceuthobium campylopodum R. F. Hoover 1946-9-22 6448 San Luis Obispo Cambria Comment
  UC1276215  Arctostaphylos cruzensis R. F. Hoover 1959-4-3 8493 San Luis Obispo on State Hwy 1 1.8 mi n Arroyo de la Cruz (above site of former Washington School) Comment
  JEPS98947  Arctostaphylos cruzensis Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1775 p.p. San Luis Obispo Los Osos Mesa Comment
  UCSC010705  Arctostaphylos cruzensis Brett Hall 2009-1 s.n. San Luis Obispo San Simeon State Park, west side of highway (formerly Hearst Ranch); north of Arroyo de los Chinos and south of Arroyo Hondo Comment
  OBI14748  Arctostaphylos densiflora Ed Zimmerman 1962-2-1 26 San Luis Obispo Dr. Hoover's yard Comment
  CAS-BOT-BC23308  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-5-11 8798 San Luis Obispo Hi Mountain, north slope near summit. Comment
  OBI14696  Arctostaphylos glandulosa subsp. cushingiana B. A. Smith 1966-4-3 4 San Luis Obispo 3 mi E of hwy 101 on Cuest Ridge Trail 732 Comment
  OBI57751  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with Kathleen A. Keil 1998-5-26 27446 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  RSA167729  Arctostaphylos glandulosa subsp. cushingiana R. F. Thorne, Percy C. Everett 1963-4-20 31604 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  JEPS98826  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  CAS-BOT-BC24603  Arctostaphylos glauca R. F. Hoover 1963-10-26 8604 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  CAS-BOT-BC39218  Arctostaphylos glauca E. A. Goldman 1907-12-5 25 San Luis Obispo Paso Robles Comment
  OBI3784  Arctostaphylos glauca Elizabeth Rudd 1971-6-10 305 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  UC1488831  Arctostaphylos glauca Lyda W. Edge 1972-4-5 114 San Luis Obispo Willow Creek rd near Adelaida Comment
  CAS-BOT-BC39225  Arctostaphylos glauca Alice Eastwood 1928-5-19 15138 San Luis Obispo Along the old road to Pozo. Comment
  RSA252157  Arctostaphylos glauca Gary D. Wallace 1974-12-7 1336 San Luis Obispo Santa Lucia Mtns. NE of Pozo at La Panza Summit. 762 Comment
  UCD51113  Arctostaphylos glauca A. E. Wieslander 1936-5-11 631 San Luis Obispo 1/4 mile S of Musick. 335 Comment
  CAS-BOT-BC24529  Arctostaphylos hookeri subsp. hearstiorum Brandegee 1889-6-1 28 San Luis Obispo San Simeon. Comment
  CAS-BOT-BC24481  Arctostaphylos hooveri R. F. Hoover 1950-6-21 8012 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mtns. Comment
  RSA123385  Arctostaphylos luciana F. H. Raymond 1930-12-20 134 San Luis Obispo 1/2 mile E of Cuesta. 609 Comment
  RSA632956  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27058 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  SBBG34147  Arctostaphylos luciana R. Gankin 1966-2-17 665 San Luis Obispo ca. 2 mi E of Cuesta Pass off US Hwy 101 Comment
  OBI14626  Arctostaphylos morroensis Robert J. Rodin 1969-1 San Luis Obispo Comment
  OBI14629  Arctostaphylos morroensis E. Maino 1931-1 San Luis Obispo Comment
  CHSC83106  Arctostaphylos obispoensis David A. Young; S. A. Junak, M. Carroll 1989-3-13 1845 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
  OBI56521  Arctostaphylos obispoensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1845 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  SBBG17218  Arctostaphylos obispoensis C. B. Hardham 1956-3-10 204 San Luis Obispo Cuesta Grade, N of San Luis Obispo Comment
  SEINET11989231  Arctostaphylos obispoensis R. Gankin, Srivastara, L.; Lamonreux, C. 1958-1 278 San Luis Obispo Cuesta Pass off old US 101 Comment
  RSA633454  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27629 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI32431  Arctostaphylos osoensis Bud Meyer & Mary Coffeen, Mary Coffeen 1982-2-26 s.n. San Luis Obispo Morro Bay, South Bay blvd, near old cement factory Comment
  OBI71455  Arctostaphylos pechoensis David J. Keil 1999-3-23 28231 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI14552  Arctostaphylos pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Huasna district Comment
  UC1309712  Arctostaphylos pilosula D. Axelrod 1936-6-16 555 San Luis Obispo 1 3/4 mi sw Dove; San Luis Obispo Quadrangle 304 Comment
  CAS-BOT-BC44376  Arctostaphylos pilosula R. F. Hoover 1946-11-16 6553 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite county park. Comment
  CAS-BOT-BC44420  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8637 San Luis Obispo Oak Park district, north of Arroyo Grande. Comment
  JEPS81585  Arctostaphylos pilosula R. Raiche 1982-1-28 20065 San Luis Obispo Atascadero Road near La Paz Lane (e flank of range); Santa Lucia Range Comment
  OBI66795  Arctostaphylos pilosula Austin P. Griffiths 1984-2-20 s.n. San Luis Obispo Along N roadside at crest of hill on Noyes rd, approaching hwy 227, between Arroyo Grande and San Luis Obispo 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
  UCR140410  Arctostaphylos rudis George K. Helmkamp 2004-2-19 8304 San Luis Obispo Central Coast, NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  CDA17693  Arctostaphylos wellsii A. Griffiths 1985-3-5 s.n. San Luis Obispo Central Coast; Ridge south of Native Sons Wholesale Nursery El Campo Rd, Nipomo Mesa. 0 Comment
  JEPS103752  Arctostaphylos wellsii D. H. Wilken, E. Painter, N. Havlik 2002-12-7 15966 San Luis Obispo near summit of Indian Knob 200 Comment
  RSA637047  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24326 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  IRVC29493  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Central Coastal 4 Comment
  OBI4341  Armeria maritima subsp. californica A. D. Matthews 1972-3-2 s.n. San Luis Obispo Comment
  HSC91709  Artemisia californica Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  OBI27085  Artemisia californica Jim Souza 1981-2-1 s.n. San Luis Obispo Grover City Comment
  CAS-BOT-BC84814  Artemisia douglasiana R. F. Hoover 1966-9-16 10024 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI57692  Artemisia douglasiana Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just SW of Jack Lake Comment
  OBI7269  Artemisia douglasiana David J. Keil 1976-9-18 11822 San Luis Obispo 3 mi E of jctn with Orcutt Rd along Lopez Dr just past Lopez Lake dam. Small impoundment of water and surrounding hillsides Comment
  OBI61040  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  OBI6468  Arum palaestinum Robert J. Rodin 1957-3-15 6129 San Luis Obispo Cultivated in San luis Obispo Comment
  UCR108902  Asclepias eriocarpa George K. Helmkamp, E. A. Helmkamp 1998-6-30 4210 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  OBI20218  Asclepias eriocarpa Malcolm G. McLeod 1979-6-19 s.n. San Luis Obispo Along Calif Rte 41 about 1/4 mi E of entrance to Cerro Alto campground Comment
  CAS-BOT-BC65845  Aspidotis carlotta-halliae R. F. Hoover 1946-12-8 6569 San Luis Obispo Upper Chorro Creek Comment
  OBI37872  Aspidotis densa David J. Keil, Rhonda Riggins, Richard A. Pimentel & D. R. "Doc" Miller 1985-4-27 18602 San Luis Obispo 19.5 miles from Calfornia Rte 1 along San Dimeon Creek Road, N of Rocky Butte lookout at locked gate 732 Comment
  CDA26613  Astragalus asymmetricus T. C. Fuller 1962-7-19 9256 San Luis Obispo Upper Gillis Canyon, ca. 8 air miles east of Shandon. 0 Comment
  CAS-BOT-BC177715  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Nr. Pecho Comment
  OBI78691  Astragalus curtipes Ryan Ridley 2013-2-10 7 San Luis Obispo Cal Poly Canyon road until fork to Architecture Graveyard, left for 500 ft, cross bridge, cross stream at 150 ft, 10 ft from stream. 126 Comment
  OBI80970  Astragalus curtipes Lexi Kookootsedes 2015-2-9 San Luis Obispo South Hills 63 Comment
  POM216205  Astragalus curtipes D. D. Keck 1933-5-5 2191 San Luis Obispo Odd Fellows Cemetery, near mouth of Torro Creek, between Cayucos and Morro. Comment
  CAS-BOT-BC177787  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi. NE. of Morro Beach 60 Comment
  CAS-BOT-BC177821  Astragalus curtipes R. F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Creek and Cuyama River Comment
  OBI13374  Astragalus curtipes Robert F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Crk and Cuyama River Comment
  OBI58083  Astragalus curtipes David J. Keil 1998-5-18 27306 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CDA16355  Astragalus didymocarpus G. F. Hrusa 2000-4-11 15342 San Luis Obispo Carrizo Plain; Goodwin pasture. 0 Comment
  OBI13363  Astragalus didymocarpus Robert F. Hoover 1949-4-21 7615 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  RSA0083751  Astragalus didymocarpus var. milesianus Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. 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-BC182908  Astragalus douglasii David D. Keck 1933-5-3 2112 San Luis Obispo 2.5 miles east of Estrella on road to Shandon. Northern San Luis Obispo County Comment
  UC454659  Astragalus douglasii I. J. Condit 1910-4-1 San Luis Obispo Mills Ranch Comment
  UC56063  Astragalus douglasii var. douglasii J. H. Barber 1901-4-21 A 23 San Luis Obispo bank Huer Huero (Paso Robles, <Huerhuero>); Bank of Huer Huero, Paso Robles <Huerhuero> Comment
  RSA415557  Astragalus lentiginosus var. nigricalycis Paul C. Silva 1947-3-30 1205 San Luis Obispo 4 mi. east of Cuyama P.O., Cuyama Valley. Comment
  CAS-BOT-BC186524  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  UC1285225  Astragalus nuttallii var. nuttallii R. F. Hoover 1948-11-13 7559 San Luis Obispo w Oceano; w of Oceano Comment
  CAS-BOT-BC194115  Astragalus pomonensis R. F. Hoover 1947-4-13 6923 San Luis Obispo Baywood Park Comment
  UC1285216  Astragalus trichopodus var. phoxus R. F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Rocky Canyon between Atascadero and Creston (on exposed s-facing rocky slope); betw Atascadero and Creston, Rocky Canyon Comment
  UCR115586  Astragalus trichopodus var. trichopodus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5408 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  CAS-BOT-BC170226  Atriplex canescens subsp. linearis R. F. Hoover 1966-10-7 10126 San Luis Obispo Cuyama Valley east of Taylor Canyon Comment
  CAS-BOT-BC168312  Atriplex canescens var. canescens R. F. Hoover 1946-10-13 6494 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  CAS-BOT-BC172621  Atriplex coronata Alice Eastwood 1926-5-5 13870 San Luis Obispo Cholame Comment
  CAS-BOT-BC172626  Atriplex coronata Robert E. Preston 1998-6-12 1123 San Luis Obispo Carrizo Plain, 50 ft W of Soda Lake Rd, between Clarksberg Rd and College City Rd 588 Comment
  UC2027048  Atriplex fruticulosa Greg Wilvert 2005-5-1 373 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  UCSB59913  Atriplex lentiformis Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo San Juan Creek, along Truesdale Road about 5.0 miles south of Shandon 335 Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  UC1136304  Atriplex leucophylla H. C. Lee 1936-4-6 554 San Luis Obispo beach at Pismo; Arroyo Grande Quad., , San Luis Obispo National Forest Comment
  OBI31654  Atriplex prostrata Smeltzer, Turnquist 1982-7-28 206 San Luis Obispo Along the N foot trl in Laguna Lake Park Comment
  OBI17280  Atriplex semibaccata Marta Bruckner 1963-11-5 9 San Luis Obispo Morro Bay state Park Comment
  UCD97725  Atriplex semibaccata Ernest C. Twisselmann 1960-10-12 6017 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 655 Comment
  RSA341382  Atriplex spinifera C. F. Smith 1950-4-30 2707 San Luis Obispo On flat W of Soda Lake. Comment
  CAS-BOT-BC170079  Atriplex vallicola Ernest C. Twisselmann 1956-6-26 3017 San Luis Obispo Simmler road, 1.5 miles north of Soda Lake - Temblor Range and the Western San Joaquin Valley 609 Comment
  OBI57966  Atriplex watsonii Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay sandspit. Along margins of mud flats in NE Morro Bay; just across from entrance to Morro Bay state park Comment
  OBI36299  Avena barbata Rocky Thompson 1980-5-4 91 San Luis Obispo Flora of Las Pilitas Ranch Comment
  OBI45265  Avena barbata Francis X. Villablanca 1986-5-17 7 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
  SEINET3919641  Avena barbata W. A. Peterson 1937-4-27 750 San Luis Obispo Near streambed of Piletas Canyon, La Panza.; 0 594 Comment
  CDA16874  Avena fatua 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
  JEPS116487  Avena fatua Alice Le Duc 1999-5-13 400 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  RSA129566  Avena fatua C. A. Graham 1938-4-11 311 San Luis Obispo 1 1/2 mile S.S.E. of Bee Rock; Bradley 381 Comment
  CAS-BOT-BC98686  Baccharis douglasii R. F. Hoover 1946-8-3 6261 c San Luis Obispo Perfumo Canyon, San Luis Range Comment
  UC1583857  Baccharis glutinosa David Keil 1986-10-13 19787 San Luis Obispo on s shore Morrow Bay (Sweet Springs); Sweet Springs 5 Comment
  UCR146965  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2004-10-8 8847 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  UCR200321  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road c. 2 mi east of Pozo Summit, in Mariana Creek drainage 671 Comment
  OBI35492  Baccharis pilularis S. M. Inman 1983-7-21 95 San Luis Obispo Pecho Study site, Los Osos. 1/2 mi S on Pecho Valley Rd. past jctn of Pecho Rd. Rt on dirt road after "deer" sign, to S of dirt road. Comment
  SBBG104339  Baccharis pilularis subsp. consanguinea F. L. Johnson, E. A. Young 1993-5-27 ROB 684 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  OBI38226  Baccharis pilularis subsp. consanguinea Eric Wise 1981-9-29 1241 San Luis Obispo Lopez Cyn. Aprrox 6 mi NW of Hi Mtn Rd. Comment
  UC30393  Baccharis salicifolia subsp. salicifolia Prof. Brewer 1862-1 186 San Luis Obispo Clayton Creeks Comment
  UC54027  Baccharis salicifolia subsp. salicifolia Rev. R. W. Summers 1888-6-8 San Luis Obispo Creekside Comment
  SEINET3148010  Barbarea vulgaris var. arcuata R. W. Summers 1886-3-17 909 San Luis Obispo Springton, San Luis Mt. Comment
  OBI58768  Bellardia trixago David J. Keil 1998-6-23 27850 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  SBBG95499  Bellardia trixago D. Keil 1983-5-22 17075 San Luis Obispo vicinity of Arroyo de la Cruz, near San Simeon Comment
  RSA139969  Berberis pinnata Clare B. Hardham, Mrs Louise Squibb 1960-03 6596 San Luis Obispo Santa Lucia Mountains, radar station, Cambria. Comment
  RSA43046  Beta vulgaris Robert F. Hoover 1946-8-8 6279 San Luis Obispo North end of Morro Bay Comment
  SBBG126123  Blennosperma nanum D. Keil with K. A. Keil 1998-4-4 26570 San Luis Obispo Carrizo Plain N of Soda Lake, along Belmont Trail, ca. 1 mi W from jct with Seven Mi Rd Comment
  CAS-BOT-BC105954  Blennosperma nanum var. nanum R. F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  SEINET10533742  Bloomeria crocea Peter H. Raven 1951-6-13 Raven 2978 San Luis Obispo Pozo to Santa Margarita, Calif. Comment
  SBBG18842  Bloomeria crocea var. crocea C. B. Hardham 1963-6-18 10828 San Luis Obispo Cambria Comment
  OBI79850  Bolboschoenus maritimus David J. Keil 2012-7-26 31473 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI78752  Boykinia occidentalis Michael Walgren 2013-9-18 337 San Luis Obispo Northern coastal county, at the first creek north of San Carpoforo Cr., on both sides of Highway One. 38 Comment
  UCSB38457  Brachypodium distachyon Paul Reisentz 1979-5-28 San Luis Obispo collected E, in Cal Poly San Luis Obispo Campus Library - Campus Library Comment
  CAS-BOT-BC145407  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  OBI35793  Brachypodium distachyon Allison Berry 1984-5-8 179 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI31819  Brassica nigra Turnquist, Smeltzer 1982-5-1 89 San Luis Obispo NE side of Laguna Lake Park Comment
  UC1126852  Brassica nigra H. C. Lee 1937-5-28 1013 San Luis Obispo 1 mi w of Paso Robles. 335 Comment
  OBI4146  Brassica rapa L. Edge 1971-2-5 s.n. San Luis Obispo Near Oso Flaco Lake Comment
  CAS-BOT-BC100590  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  OBI19875  Briza maxima Walter F. Chesebro 1979-4-2 169 San Luis Obispo In field outside of Cambria near Ardth Rd turnoff from hwy 1 Comment
  OBI4338  Briza maxima A. D. Matthews 1972-5-2 s.n. San Luis Obispo Collected growing ner riverlet 0.3 mi S of the S fence of San Simeon State Beach Park Comment
  OBI30902  Briza minor Julie M. Vanderweir 1978-5-5 43 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC484534  Brodiaea jolonensis Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17671 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Paso Robles 243 Comment
  OBI75257  Bromus David J. Keil 2011-5-12 31008 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 304 Comment
  OBI80010  Bromus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31371 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI22436  Bromus arenarius Robert F. Hoover 1947-4-20 6997 San Luis Obispo Sycamore Crk, W slope of La Panza Range Comment
  OBI22439  Bromus arenarius Robert F. Hoover 1947-4-20 6979 San Luis Obispo Near El Dorado School (N of Pozo) Comment
  OBI2715  Bromus berteroanus Larry E. Brown 1971-4-6 1932 San Luis Obispo In Poly Canyon near the campus in San Luis Obispo Comment
  OBI50124  Bromus berteroanus Michael Curto 1990-4-25 635 San Luis Obispo Santa Lucia Range, ca 3.5 km (air) SE of Cuesta Pass, Mt Lowe area; Rd to FAA relay station, area burned during 1985 760 Comment
  POM262021  Bromus berteroanus I. L. Wiggins 1929-4-13 3428 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  OBI66435  Bromus berteroanus David J. Keil, with Miguel Ponce 1997-1 26141 San Luis Obispo La panza mountains. alonh highway 58 at la panza road. Comment
  OBI66524  Bromus carinatus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26298 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
  OBI79777  Bromus carinatus David J. Keil, with 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
  UCD57996  Bromus carinatus A. A. Beetle 1945-3-29 3974 San Luis Obispo San Luis Obispo County: Near Cayucos. Comment
  OBI40775  Bromus catharticus David J. Keil 1985-5-4 18738 San Luis Obispo Southern end of Morro Bay around Sweet Springs marsh Comment
  CAS-BOT-BC155749  Bromus diandrus Eben McMillan 1952-5-2 85 San Luis Obispo Choice Valley, 1 mile south, 8 miles east Shandon. Comment
  SBBG92463  Bromus diandrus S. A. Junak 1989-4-27 3974 San Luis Obispo USFS Rd 29S11.3 in central portion of Cuesta Ridge Botanical Area W of Pk 2478, ca. 3.8 mi W of US Hwy 101 737 Comment
  SBBG94025  Bromus diandrus S. A. Junak 1989-6-28 4101 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 780 Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  HSC9292  Bromus diandrus W. F. Cartwright 1965-4-16 57 San Luis Obispo 1 mi. S of Baywood on Los Osos Rd. Comment
  OBI22408  Bromus grandis Robert F. Hoover 1964-6-12 9076 San Luis Obispo Near rocky Butte fire lookout Comment
  CAS-BOT-BC155149  Bromus hordeaceus Ernest C. Twisselmann 1954-3-30 954 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI22427  Bromus hordeaceus Robert D. Page 1962-4-17 66 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA Comment
  SBBG133074  Bromus hordeaceus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29596 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI65788  Bromus hordeaceus D. R. Miller 1994-4-28 494 -260 San Luis Obispo Pine Mt Region. From around Hasman cabin area; Pico crk drainage 900 Comment
  UC2027446  Bromus japonicus David Keil 2011-6-24 31049 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 Comment
  CAS-BOT-BC162305  Bromus madritensis R. F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon. Comment
  OBI65756  Bromus madritensis subsp. madritensis D. R. Miller 1995-5-4 595 -572 San Luis Obispo Pine Mt Region; Orchard at DR Miller property; Tobacco Crk drainage 701 Comment
  OBI22393  Bromus madritensis subsp. rubens Russell Gorman 1956-5-17 65 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI64831  Bromus pseudolaevipes David J. Keil, with Michael Curto 2001-5-15 29456 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UC1583685  Bromus sitchensis David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16961 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC1131261  Bromus sterilis H. C. Lee 1937-5-10 904 San Luis Obispo 1/2 mi n of Lake Ysabel 228 Comment
  SBBG114017  Cakile edentula R. F. Hoover 1947-4-3 6918 San Luis Obispo N end of Morro Bay, on sand dunes Comment
  CHSC118614  Cakile maritima Richard R. Halse 2016-3-21 9664 San Luis Obispo Along State Hwy. 1 ca. two miles south of San Simeon; just south of where San Simeon Creek enters the Pacific Ocean. 1 Comment
  SD52405  Cakile maritima Skip Stone Sep 1952 210 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC185137  Calamagrostis nutkaensis R. F. Hoover 1947-7-27 7339 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  UC1136620  Calandrinia ciliata P. L. Johannsen 1936-3-21 699 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle 91 Comment
  OBI83621  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  OBI66752  Calochortus argillosus David J. Keil, with V. L. Holland 2000-9-6 29106 San Luis Obispo San Luis Obispo. Hillside above end of Lizzie Street near La Loma adobe Comment
  OBI62734  Calochortus catalinae LynneDee Althouse 2002-5-2 188 San Luis Obispo Santa Margarita Ranch Comment
  UC1134456  Calochortus clavatus H. C. Lee 1936-6-1 644 San Luis Obispo 2 mi ne Musicks; San Luis Obispo National Forest, Nipomo Quad. 609 Comment
  OBI53947  Calochortus clavatus subsp. clavatus Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve 274 Comment
  SBBG82180  Calochortus clavatus var. clavatus C. F. Smith 1950-4-30 2717 San Luis Obispo near Temblor Crk Comment
  OBI25254  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  UC50191  Calochortus obispoensis Mrs. R. W. Summers 1882-6-8 842 San Luis Obispo Santa Lucia Mts. Comment
  JEPS55633  Calochortus obispoensis H-M. Beard 1967-7-11 65 .1378 San Luis Obispo Univ. of Calif. Botanical Garden Univ. of Calif., Berkeley Comment
  RSA43131  Calochortus palmeri var. palmeri Robert F. Hoover 1946-6-2 6121 San Luis Obispo East base of La Panzp Range on branch of Navajo Creek Comment
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Apr 20 2013
  UC1927793  Calochortus simulans David Keil 1998-5-20 27311 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
  CAS-BOT-BC483552  Calochortus splendens Roxana S. Ferris 1939-5-19 9749 San Luis Obispo 3 miles east of Templeton near Templeton-Creston Road Comment
  HSC15411  Calochortus splendens W. S. Pierce 1963-6-15 20 San Luis Obispo E of Portola Rd. (N end), Atascadero Comment
  POM169355  Calochortus venustus J. H. Barber 1899-5-7 s.n. San Luis Obispo Paso Robles Comment
  UCSC002293  Calochortus venustus I. J. Condit 1911-6-13 s.n. San Luis Obispo Morro Bay, roadside Comment
  CAS-BOT-BC271533  Calycadenia truncata subsp. truncata R. F. Hoover 1950-6-21 8002 San Luis Obispo Between rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  RSA789271  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near junction with Highway 58 (Carissa Highway), flat area of Navajo-Camatta Cr Divide. 607 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
  OBI27157  Calyptridium monandrum Glen Holstein 1970-4-26 15 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  OBI74345  Calyptridium monandrum Theo Fitanides, Anthony Baniaga 2010-5-7 179 San Luis Obispo Tierra Redonda Mtn BLM ACEC 611 Comment
  SBBG46802  Calyptridium monandrum L. W. Edge 1973-4-11 207 San Luis Obispo near Shell Crk, State Hwy 58 Comment
  UC2027042  Calyptridium parryi David Keil 1998-4-9 26643 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road Comment
  OBI66253  Calystegia longipes David J. Keil 1997-4-19 26214 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
  OBI71678  Calystegia macrostegia David J. Keil 1988-7-2 20861 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC221375  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC221380  Calystegia macrostegia subsp. cyclostegia G. B. Rossbach; R. P. Rossbach 1938-5-6 795 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI29315  Calystegia macrostegia subsp. cyclostegia Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake park Comment
  CAS-BOT-BC221383  Calystegia macrostegia subsp. cyclostegia W. R. Dudley 1903-8-1 s.n. San Luis Obispo Coast trail above Water's, Santa Lucia Mts. Comment
  RSA511550  Calystegia macrostegia subsp. macrostegia G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  UCD126113  Calystegia malacophylla Frederic Hrusa 1993-5-21 11088 San Luis Obispo San Luis Obispo County: along trail, approximately 2 km. beyond Stony Creek Camp. 600 Comment
  OBI63062  Calystegia subacaulis subsp. episcopalis Richard K. Brummitt & David J. Keil, David J. Keil 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8 km NW of San Luis Obispo 100 Comment
  OBI73085  Calystegia subacaulis subsp. episcopalis David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28673 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  OBI58332  Camissonia David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26797 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI58521  Camissonia campestris subsp. campestris David J. Keil 1998-5-11 27215 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  SD148108  Camissonia campestris subsp. campestris G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6622 San Luis Obispo La Panza Range: CA-58, 11.2 miles east of Santa Margarita. 487 Comment
  RSA454758  Camissonia campestris subsp. campestris Paul C. Silva 1947-3-30 1211 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  CHSC43086  Camissonia contorta L. P. Janeway; Jean Witzman, Julie Jensen 1987-5-31 2122 San Luis Obispo S side of Calf Cyn Rd (hwy 58) 3.0 mi from Santa Margarita, and 0.7 mi SE of Park Hill Rd. 327 Comment
  RSA186698  Camissonia intermedia Peter H. Raven 1963-5-5 18327 San Luis Obispo Near junction 1.8 miles west of Paso Robles Comment
  HSC91672  Camissonia micrantha Susan H. Bicknell 1989-4-19 San Luis Obispo Montana de Oro State Park. Comment
  UCR122163  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 2000-4-22 5474 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  CAS-BOT-BC160304  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-11 9043 San Luis Obispo Just south of Hazard Canyon Comment
  OBI66152  Camissoniopsis hardhamiae D. R. Miller 2002-5-10 502 /750 San Luis Obispo Pine Mt Region. At cut along Ridge rd before lookout 1000 Comment
  OBI82588  Camissoniopsis micrantha David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica Adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33526 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 500 Comment
  CDA17906  Camissoniopsis micrantha Austin Griffiths 1987-3-9 18067 San Luis Obispo Oceano 0 Comment
  SD244759  Camissoniopsis micrantha David Keil 1998-4-9 26616 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Road. Comment
  OBI15052  Cardamine californica Mrs. Robert F. Hoover 1962-2-23 42 San Luis Obispo Cambria Pines District Comment
  UC10423  Cardamine californica Mrs. Blochman 1892-1 San Luis Obispo Comment
  UC455713  Cardamine californica Unangst and Roadhouse 1906-2-26 San Luis Obispo e slope Hospital Canyon; e slope Hospital Canyon Comment
  HSC91706  Carduus pycnocephalus subsp. pycnocephalus Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI31002  Carex barbarae Julie M. Vanderwier 1979-8-17 193 San Luis Obispo Indian Knob Tar Sands Comment
  UCSB59177  Carex barbarae Hayes, Virginia 1985-4-14 San Luis Obispo At west edge of Oso Flaco Lake; 100 m. from Oso Flaco Lake Rd. 25 Comment
Read comments
Sep 6 2012
  CAS-BOT-BC34015  Carex brevicaulis R. F. Hoover 1947-3-1 6635 San Luis Obispo Cambria. Comment
  CAS-BOT-BC20409  Carex globosa Clare B. Hardham 1960-6-27 6326 San Luis Obispo Santa Lucia Mountain. Black Mountain, Cambria-Cayucos Road - Route 41. 609 Comment
  CAS-BOT-BC20411  Carex globosa Clare B. Hardham 1960-6-1 5963 San Luis Obispo Santa Lucia Mountain. Sargent Cypress grove near Burnett Peak. Comment
  OBI40671  Carex harfordii David J. Keil 1985-6-9 18799 San Luis Obispo Lo Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto lake Comment
  OBI22648  Carex nudata Robert F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  SEINET12783704  Carex obispoensis F. C. Movich 1969-4-21 97 San Luis Obispo Cuesta Summit area TV road. 464 Comment
  OBI69304  Carex pellita David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29832 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
  OBI5580  Carex praegracilis Sharon Jochums 1974-4-28 184 San Luis Obispo Just N of Piedras Blancas Comment
  SEINET13216183  Carex senta D. Keil, Eric Wise 1981-1 14819 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG109317  Carex serratodens C. B. Hardham 1956-4-28 573 San Luis Obispo Paradise Valley, Atascadero Comment
  OBI22650  Carex serratodens Robert F. Hoover 1950-5-7 7900 San Luis Obispo Pine Mtn, above San Simeon Comment
  OBI37967  Carex serratodens David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18667 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  OBI82556  Carex spissa David J. Keil, with Bill Waycott et al. 2015-1 San Luis Obispo 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
  OBI69777  Carthamus lanatus D. R. Miller 1993-8-11 893 -39 San Luis Obispo Pine Mt region. On exposed trl edge, below Pear Tree, on the Cyn Trl 884 Comment
  OBI75063  Castilleja affinis David J. Keil 1988-3-19 20395 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
  OBI9702  Castilleja affinis B. A. Smith 1966-4-7 9 San Luis Obispo About 1 mi down cyn S of hwy 101 cuesta Summit Comment
  RSA17803  Castilleja affinis Carl B. Wolf 1929-4-15 3569 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  UC1341876  Castilleja affinis subsp. affinis Noel H. Holmgren and James L. Reveal 1966-6-1 2620 San Luis Obispo nw of Guadalupe (sand dunes by Oso Flaco Lake); Oso Flaco Lake Comment
  JEPS4851  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3208 San Luis Obispo e side summit of road between Templeton and Cayucos Comment
  JEPS85487  Castilleja affinis subsp. affinis Steve Ingram 1990-6-16 451 San Luis Obispo approx 70 m s trailhead on Grand Ave.; Grover City, Pismo Beach Recreational Area Comment
  UCSB5985  Castilleja affinis subsp. affinis Ralph, F. 1959-4-11 San Luis Obispo along roadside of Hwy.1; 13.3 miles north of San Simeon 60 Comment
  UC1392650  Castilleja attenuata Mrs. R. W. Summers Jun 1884 San Luis Obispo Santa Margarita Comment
  UCD78283  Castilleja densiflora Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4628 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  OBI69479  Castilleja densiflora subsp. obispoensis Peter Waldburger, Amy Millan 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range C2. UTM E 709276 N 3913740 Site B2 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
  SEINET7072942  Castilleja exserta A. G. Vestal 1963-5-24 s.n. San Luis Obispo On a bank 4 miles southeast of the turnoff to Santa Margarita on Pozo Road. Coordinate datum: WGS84/NAD83. (35? deg. 20' 38" North Latitude, -120? deg. 32' 5" West Longitude; UTM Zone 10, 724042mE, 3913773mN. Coordinate datum: NAD27.). Comment
  UC1063464  Castilleja exserta H. C. Lee 1936-3-18 523 San Luis Obispo 0.75 mi ne Indian Knob; San Luis Obispo National Forest, Arroyo Grande Quad. 121 Comment
  OBI51318  Castilleja exserta Jan Barber 1994-4-17 148 San Luis Obispo San Simeon State Park. On NW edge of bluffs N of San Simeon Crk outlet Comment
  OBI58803  Castilleja foliolosa David J. Keil 1998-5-13 27257 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  JEPS18691  Castilleja foliolosa Ernest C. Twisselmann 1955-4-9 1826 San Luis Obispo 7.6 mi se Shandon (Red Hills); Western San Joaquin Valley, Temblor Range, Red Hills 434 Comment
  OBI28913  Castilleja subinclusa subsp. subinclusa Melissa Luckow, Rhonda Riggins 1982-5-14 869 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  POM143651  Caulanthus anceps J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles Comment
  RSA176428  Caulanthus anceps I. L. Wiggins 1932-4-2 5819 San Luis Obispo Bitterwater Valley between Cholame and Annette Comment
  UC1127026  Caulanthus anceps E. Armstrong 1934-4-1 1181 San Luis Obispo Syncline Hill La Panza Quad. 609 Comment
  UC1492731  Caulanthus coulteri Freed W. Hoffman 1950-4-19 3409 San Luis Obispo Maricopa-Ojai Road in Cuyama Valley 1.2 mi from intersection Highway 399 and Highway 166 (at junction of Santa Barbara, San Luis Obispo and Kern Counties in San Luis Obispo County); Grace V. Whitener Ranch 762 Comment
  UC1952053  Caulanthus coulteri Clifton F. Smith 1988-3-1 12115 San Luis Obispo San Luis Obispo-Kern County: at hairpin turn along Highway 58 on N slopes of Temblor Range near head of Temblor Creek. Comment
  UC1529010  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-2 8718 San Luis Obispo roadcut on Highway 58 in Temblor Creek drainage (Temblor Range); , Temblor Creek drainage 883 Comment
  OBI2652  Caulanthus inflatus Dieter H. Wilken 1965-3-27 137 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  OBI14903  Caulanthus inflatus Robert F. Hoover 1950-4-2 7795 San Luis Obispo 6 mi E of Simmler, Carrizo Plain Comment
  SBBG103493  Caulanthus inflatus C. F. Smith 1993-6-2 12464 San Luis Obispo rd to crest of Caliente Range, 8.1 mi from Russell Ranch gate in lower Cuyama Valley oilfield Comment
  SD71165  Caulanthus inflatus R. F. Hoover 1950-4-2 7795 San Luis Obispo 6.0 miles east of Simmler, Carrizo Plain. Comment
  OBI48258  Caulanthus lasiophyllus David J. Keil 1989-6-3 21217 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-BC40386  Caulanthus lasiophyllus Eben McMillan 1957-4-17 34 -6 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains. 792 Comment
  CAS-BOT-BC39531  Caulanthus lemmonii Ernest C. Twisselmann 1964-3-8 9216 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills. Salt Canyon. 487 Comment
  OBI14881  Caulanthus lemmonii Robert F. Hoover 1967-4-15 10454 San Luis Obispo Cyn W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  SEINET10481619  Caulanthus lemmonii Lincoln Constance, Alan A. Beetle 1940-3-22 Constance 2537 San Luis Obispo Grassy slope, low, open rolling foothills. 2 Mi ne of la panza. 488 Comment
  UC79999  Ceanothus crassifolius K. Brandegee June 1889 San Luis Obispo San Simeon Comment
  CAS-BOT-BC48998  Ceanothus cuneatus R. F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  CAS-BOT-BC64464  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley. Comment
  SBBG109985  Ceanothus cuneatus var. cuneatus C. B. Hardham 1961-4-16 6875 San Luis Obispo Oak Flat, 5 mi NW of Paso Robles Comment
  UC935899  Ceanothus cuneatus var. cuneatus Roxana S. Ferris and R. Bacigalupi 1951-3-31 12369 San Luis Obispo betw Pozo and La Panza, ca 2 mi w of summit, State Hwy 178 Comment
  OBI10481  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1947-3-1 6632 San Luis Obispo Cambria, In woods of monterey pine Comment
  UC569689  Ceanothus foliosus H. C. Lee 1936-5-27 640 San Luis Obispo 2.5 mi se Colwell Ranch (head of Pozo Creek.); Nipomo quad. 731 Comment
  CAS-BOT-BC64414  Ceanothus foliosus subsp. medius Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9456 San Luis Obispo Eastern slope of Coast Range 2 mi. below the summit. State Highway #178 between Pozo and La Panza in Los Padres Comment
  RSA0037301  Ceanothus foliosus var. medius LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6478 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  SBBG119762  Ceanothus foliosus var. medius E. Painter, M. Wetherwax 2002-2-27 SLO 211 San Luis Obispo near rd below Primera Mine, ca. 0.7 air km S of Primera Mine, ca. 0.2 air km SE of New London Mine; Camp San Luis Obispo 320 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
  SBBG94113  Ceanothus foliosus var. medius S. A. Junak 1990-4-26 4216 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, on W side of access rd to KSBY TV towers, ca. 60 m N of locked gate 731 Comment
  UC1070665  Ceanothus greggii E. Armstrong 1934-4-1 1157 San Luis Obispo Rinconado Creek San Luis Obispo quad. 609 Comment
  RSA232522  Ceanothus impressus var. nipomensis M. van Renselaer 1941-6-22 1685 San Luis Obispo Along dirt road exactly 4 miles W of Nipomo Comment
  OBI10442  Ceanothus leucodermis Aart C. De Vos 1963-4-23 73 San Luis Obispo 4 I N of Santa Margarita Comment
  RSA201548  Ceanothus leucodermis Robert F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. Five miles above County Park Comment
  CAS-BOT-BC32696  Ceanothus maritimus Robert Francis Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy 1. Comment
  CAS-BOT-BC50545  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  NY406540  Ceanothus maritimus R. F. Hoover 1948-1-24 7411 San Luis Obispo Ocean bluffs, 1.8 mi. N. of arroyo de la Cruz on State Highway 1 Comment
  RSA0039400  Ceanothus oliganthus var. sorediatus LeRoy Gross, Evan Meyer 2014-4-15 6227 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
  SBBG16151  Ceanothus oliganthus var. sorediatus M. A. Piehl 1963-4-20 6373 San Luis Obispo ca. 0.75 mi W of Cuesta Summit Comment
  UC1071338  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 631 San Luis Obispo 5.25 mi se Pozo; Santa Barbara National Forest, Pozo Quad. Comment
  POM97527  Ceanothus oliganthus var. sorediatus P. A. Munz 1926-4-9 10218 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  UC54830  Ceanothus oliganthus var. sorediatus Mrs. R. W. Summers 1886-1 San Luis Obispo near Arroyo Grande (Sand Hills) Comment
  OBI10410  Ceanothus papillosus Robert F. Hoover 1964-5-12 8814 San Luis Obispo Head of Lopez Cyn 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
  CAS-BOT-BC51233  Ceanothus papillosus Clare B. Hardham 1957-4-24 493 San Luis Obispo Santa Lucia Mts. - D. Thomas Ranch, York Mt. Comment
  SBBG104337  Ceanothus spinosus F. L. Johnson, E. A. Young 1993-5-27 ROB 686 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  UC73366  Ceanothus spinosus J. E. Roadhouse 1905-4 11 San Luis Obispo San Luis Obispo Comment
  SEINET11242846  Ceanothus thyrsiflorus C. L. Schmidt 1986-2-8 1037 San Luis Obispo .8 miles south of creek draining Arroyo de la Cruz and CA-1, Cinnabar Hill east of HWY, Hearst Ranch. 60 Comment
  OBI8007  Ceanothus thyrsiflorus var. thyrsiflorus Kurt R. Neisess 1975-10-27 s.n. San Luis Obispo 10 ft Below the coast hwy on a steep hillside 18 mi N of San Simeon Comment
  CAS-BOT-BC281979  Centaurea benedicta R. F. Hoover 1947-5-9 7137 San Luis Obispo Calf Canyon, E of Santa Margarita Comment
  CAS-BOT-BC276981  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area Comment
  UCR118379  Centaurea iberica George K. Helmkamp, E. A. Helmkamp 1998-7-1 4244 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  OBI80801  Centaurea melitensis David J. Keil 1992-1 22954 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCR247957  Centaurium exaltatum David J. Keil 1998-8-19 27948 San Luis Obispo Salinas River at Las Pilitas Road 359 Comment
  OBI16307  Centromadia fitchii Robert F. Hoover 1965-9-19 9620 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC272804  Centromadia parryi subsp. congdonii R. F. Hoover 1946-8-3 6263 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI39051  Centromadia parryi subsp. congdonii David J. Keil 1984-7-17 18293 San Luis Obispo 0.5 mi E of jctn with Foothill Blvd on Los Osos Valley rd at outskirts of SLO. Comment
  SBBG104441  Cerastium glomeratum M. D. Proctor, E. A. Young 1993-3-19 ROB 266 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  UC1125800  Cerastium glomeratum N. K. Carlson 1936-3-21 198 San Luis Obispo 0.5 mi. n.-n.e. Reed's (Plot 20); Arroyo Grande Quad. 106 Comment
  UCR163954  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2005-3-25 9237 San Luis Obispo Outer South Coast Ranges, junction of Huasna River Road and Huasna Township Road, 3.5 mi south of Huasna 218 Comment
  OBI77916  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  OBI10210  Cercocarpus montanus var. glaber Robert F. Hoover 1950-6-5 7976 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA0021619  Chaenactis fremontii Greg Wilvert 2005-4-24 301 San Luis Obispo 1.1 km WNW of Lawson Spring. 858 Comment
  UC1315014  Chaenactis fremontii R. F. Hoover 1967-4-16 10484 San Luis Obispo near n end of Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  CAS-BOT-BC277478  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC277481  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-3-30 6829 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  OBI16808  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1967-3-22 10266 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC277486  Chaenactis glabriuscula var. glabriuscula David D. Keck; J. Clausen 1935-4-10 3154 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  UCR159220  Chaenactis glabriuscula var. heterocarpha George K. Helmkamp, E. A. Helmkamp 2005-4-22 9381 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  OBI3843  Chaenactis glabriuscula var. lanosa Elizabeth Rudd 1971-4-3 204 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  SBBG45153  Chaenactis glabriuscula var. lanosa L. W. Edge 1972-5-8 146 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  CAS-BOT-BC277604  Chaenactis glabriuscula var. lanosa Clare B. Hardham 1960-4-29 5549 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  OBI16836  Chaenactis glabriuscula var. lanosa Robert F. Hoover 1966-4-2 9802 San Luis Obispo La Panza district, just w of San Juan River Comment
  RSA121178  Chaenactis glabriuscula var. lanosa W. A. Peterson 1937-6-14 681 San Luis Obispo 1.1 mile SE of mouth of Cedar Creek 655 Comment
  CAS-BOT-BC279634  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI16827  Chaenactis stevioides Robert F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  OBI54277  Chaenactis stevioides George Butterworth 1995-4-27 42 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S30, NE Qtr 975 Comment
  CAS-BOT-BC279734  Chaenactis xantiana R. F. Hoover 1947-3-30 6838 San Luis Obispo Fernandez Creek, on La Panza - Shandon road Comment
  UC665552  Chaenactis xantiana Ethel Crum 1940-4-7 2102 San Luis Obispo 3.3 mi se of Cholame (sw-facing slope at top of ridge, Palo Prieto Canyon, n end of Temblor Range); Inner South Coast Ranges, Temblor Range, Palo Prieto Canyon 487 Comment
  OBI17249  Chenopodium album Robert F. Hoover 1964-8-13 9235 San Luis Obispo Mouth of Morro Crk Comment
  UCR131927  Chenopodium ambrosioides George K. Helmkamp 2003-11-22 8228 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  SBBG101858  Chenopodium berlandieri C. F. Smith 1958-7-15 5813 a San Luis Obispo Hwy 166, ca. 2 mi E of town of Cuyama Comment
  JEPS116200  Chenopodium californicum E. L. Painter, M. Wetherwax, J. Greenhouse 2001-4-16 CR- 183 San Luis Obispo Camp Roberts. Near boundary road at south end of installation, above San Marcos Creek, north of San Marcos Road. Comment
  SBBG99505  Chenopodium macrospermum C. F. Smith 1961-9-15 6493 San Luis Obispo White Lake, S of Oceano Comment
  UCR140123  Chenopodium murale George K. Helmkamp 2004-2-6 8247 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  SBBG109859  Chloris virgata C. B. Hardham 1966-8-6 San Luis Obispo Nacimiento River; Camp Roberts Comment
  OBI3493  Chlorogalum pomeridianum Lynch 1971-5-29 42 San Luis Obispo Cal Poly campus. On S bank of Shepherd's Reservoir Comment
  CAS-BOT-BC133251  Chlorogalum purpureum var. reductum Ernest C. Twisselmann 1955-5-27 2039 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, Upper Cammatta Canyon 640 Comment
  OBI27352  Chorizanthe Unknown 1981-4-26 218 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
  CAS-BOT-BC178932  Chorizanthe angustifolia Ernest C. Twisselmann 1956-6-1 2892 San Luis Obispo S end of Morro Bay, near Baywood Park 30 Comment
  CDA15222  Chorizanthe angustifolia G. F. Hrusa, D. Ragan 1998-7-21 14760 San Luis Obispo Nipomo Dunes; Dunes immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  OBI11205  Chorizanthe angustifolia Robert F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI38299  Chorizanthe angustifolia David J. Keil 1985-5-5 18756 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  UCR86950  Chorizanthe angustifolia C. F. Smith 1952-4-23 3277 San Luis Obispo Central Coast, on Nipomo Mesa, west of Nipomo and north of Guadalupe 61 Comment
  SBBG63611  Chorizanthe angustifolia var. eastwoodiae C. B. Hardham 1967-4-24 9071 San Luis Obispo S end of Morro Bay Comment
  UCD99646  Chorizanthe biloba var. biloba Daryl Koutnik 1978-6-19 533 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  SBBG118001  Chorizanthe breweri E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 359 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 100 Comment
  UC372988  Chorizanthe breweri Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  UCR80894  Chorizanthe breweri G. Fred Hrusa 1993-5-20 11032 San Luis Obispo Reservoir Canyon. Mid parts of canyon on lower slopes at least 15 m above creek. 360 Comment
  SBBG94412  Chorizanthe breweri R. J. Rodin 1962-5-10 6875 San Luis Obispo ca. 3 mi S of US Hwy 101 on Cuesta Summit Rd on rd Comment
  CAS-BOT-BC191840  Chorizanthe clevelandii Clare B. Hardham 1956-6-16 987 San Luis Obispo Hills SE of Chimney Rock. Santa Lucia Mountains Comment
  UC1296115  Chorizanthe diffusa R. F. Hoover 1964-7-11 9183 San Luis Obispo 3 mi nw Nipomo; nw of Nipomo Comment
  UC149953  Chorizanthe diffusa Mrs. K. Brandegee 85 San Luis Obispo Price Canyon Comment
  UCSB17781  Chorizanthe diffusa Hardham, Clare 1962-5-31 San Luis Obispo Huason District Comment
  CAS-BOT-BC191244  Chorizanthe douglasii Ernest C. Twisselmann 1955-5-27 2024 San Luis Obispo Mariana Creek, La Panza Mountains. La Panza Range 594 Comment
  OBI24991  Chorizanthe membranacea David J. Keil 1980-4-26 13917 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  CAS-BOT-BC32874  Chorizanthe obovata Mary Katherine (Mrs.) Brandegee 1911-1-1 84 San Luis Obispo Price Canyon, near the coast of San Luis Obispo Comment
  JEPS57684  Chorizanthe obovata Rhoda Reed 1915-1 San Luis Obispo San Luis Obispo Comment
  UC2013234  Chorizanthe palmeri David Keil 1979-7-1 13139 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  SEINET7063724  Chorizanthe pungens A. G. Vestal 1947-4-19 s.n. San Luis Obispo South of Pismo Beach near Meadow Creek. UTM Zone 10, 715555mE, 3889772mN. (WGS84/NAD83). 5 Comment
  CAS-BOT-BC32827  Chorizanthe rectispina Edward Palmer 1876-7-10 466 San Luis Obispo 25 miles NE of San Luis Obispo Comment
  OBI82278  Chorizanthe staticoides David J. Keil 2015-5-18 33185 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 400 Comment
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May 5 2019
  SEINET2442516  Chorizanthe staticoides David Keil 1989-6-2 s.n. San Luis Obispo Along Highway 41 between Morro Bay and Atascadero, ca. 1/2 mile west of Cerro Alto turnoff. Comment
  OBI11182  Chorizanthe staticoides Robert F. Hoover 1947-4-20 6973 San Luis Obispo Pilitas Crk district Comment
  RSA163762  Chorizanthe uniaristata Clare B. Hardham 1963-6-20 10839 San Luis Obispo Freeborn Mt. Comment
  CAS-BOT-BC95021  Chorizanthe xanti R. C. Wenk 2007-4-20 653 San Luis Obispo Carrizo Plain N.M., above Selby Rocks Cmpgrd., foothills of Caliente Range 731 Comment
  OBI11165  Chorizanthe xanti Robert F. Hoover 1949-5-1 7643 San Luis Obispo Summit of Cottonwood Pass Comment
  UC1296126  Chorizanthe xanti R. F. Hoover 1949-6-4 7751 San Luis Obispo at San Juan River on Pozo- Simmler Road; San Juan River Comment
  OBI43097  Chrysolepis chrysophylla var. minor David J. Keil 1985-6-8 18782 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45419  Cicendia quadrangularis David J. Keil 1983-4-23 16921 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  RSA0070581  Cirsium brevistylum R. D. Goeden, D. W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos. 300 Comment
  RSA201542  Cirsium fontinale var. obispoense Robert F. Hoover 1951-6-21 8025 San Luis Obispo San Simeon Creek just below forks Comment
  OBI43511  Cirsium fontinale var. obispoense David J. Keil 1977-1 San Luis Obispo Comment
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Mar 9 2017
  UCSB59900  Cirsium fontinale var. obispoense Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On S. slope of Reservoir Canyon, 1/8 mi. SE of Reservoir and Hampton Cr. junction, Reservoir Rd., 1 mi. N of San Luis Obispo off Hwy. 101 280 Comment
  OBI81497  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 29 San Luis Obispo 3 miles west of intersectionof Hwy 58 and La Panza Road. 305 Comment
  CAS-BOT-BC100979  Cirsium occidentale var. compactum Roxana S. Ferris; R. Bacigalupi 1946-4-14 11118 San Luis Obispo Cambria Comment
  CAS-BOT-BC285662  Cirsium occidentale var. occidentale Roxana S. Ferris 1953-7-24 12686 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  RSA246199  Cirsium occidentale var. occidentale C. W. Tilforth, John Dourley 1973-6-14 865 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  CAS-BOT-BC280129  Cirsium occidentale var. venustum John Thomas Howell 1933-7-2 11418 San Luis Obispo Paso Robles Comment
  SD264770  Cirsium quercetorum David Keil 1999-7-22 28385 San Luis Obispo Willow Creek Rd., 0.5 road miles E from Hwy 1. 121 Comment
  OBI39953  Cirsium vulgare David J. Keil, Eric Wise 1983-8-30 17916 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  JEPS90026  Clarkia affinis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13704 San Luis Obispo Irish Hills on PG&E Diablo Canyon Nuclear Power Plant facility site, ridge between Coon Creek and Crowbar Canyon 0.5 mi e of last benchmark Irish Hills; South Coast Ranges, Irish Hills 381 Comment
  UC454555  Clarkia bottae I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  OBI19390  Clarkia bottae Robert J. Rodin 1954-1-10 5896 San Luis Obispo See Cyn Comment
  RSA124810  Clarkia bottae Clare B. Hardham 1958-7-1 3749 San Luis Obispo Shale banks headwaters of Old Creek, Santa Lucia Mts, San Luis Obispo County Comment
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Apr 28 2009
  OBI75457  Clarkia cylindrica Jenner Whitt 2003-5-18 91 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CAS-BOT-BC172062  Clarkia cylindrica subsp. cylindrica Eben McMillan 1952-5-20 124 San Luis Obispo Choice Valley, 1 mi. S., 8 mi. E. Shandon 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-BC172265  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1954-4-30 1126 San Luis Obispo Hills at head of Palo Prieta Creek, Temblor Range and the Western San Joaquin Valley 883 Comment
  OBI40484  Clarkia heterandra D. R. Miller 1985-5-31 5 85 a San Luis Obispo NE slope of Pine mtn, Santa Lucia range 732 Comment
  CAS-BOT-BC163345  Clarkia modesta Clare B. Hardham 1960-5-12 5677 San Luis Obispo 1 mile west of Bee Rock Comment
  UC1071910 Image available Clarkia prostrata H. and M. Lewis 1950-6-10 712 San Luis Obispo Hwy 1 1.3 mi n Pico Creek Bridge (49-47) (some 3 mi n of Cambria); ; N of Cambria, San Luis Obispo Co. Comment
  OBI67043  Clarkia purpurea David J. Keil, with V. L. Holland 2001-5-24 29483 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  SBBG109857  Clarkia purpurea C. B. Hardham 1960-5-17 5760 San Luis Obispo Nipomo Mesa Comment
  SBBG110061  Clarkia purpurea C. B. Hardham 1960-5-10 5701 San Luis Obispo Delaganna Crk Comment
  OBI66550  Clarkia purpurea subsp. purpurea Viola C. Call 1967-5-20 85 San Luis Obispo 1 mi SE of Black River crossing in Nipomo Mesa 76 Comment
  SBBG118008  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-11 CR 426 San Luis Obispo hillside N of San Marcos Rd, just W of jct with Generals Rd; Camp Roberts 259 Comment
  UC54882  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1886-5-21 San Luis Obispo Arroyo Grande Comment
  UC1583654  Clarkia rubicunda David Keil with Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham 1983-6-12 17144 San Luis Obispo n San Simeon (overlooking southward bend of Arroyo de los Chinos e of BM 77, vicinity of Arroyo de la Cruz) 121 Comment
  UC1392818  Clarkia speciosa R. F. Hoover 1969-6-3 11351 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  UC1925830  Clarkia speciosa subsp. speciosa David Keil with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26299 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slope below to south. Comment
  UCR159785  Clarkia speciosa subsp. speciosa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9635 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  JEPS27056  Clarkia speciosa subsp. speciosa Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7435 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redonda Mtn.); Bradley 15 ed. of 1919 USGS sheet 341 Comment
  RSA122162  Clarkia speciosa subsp. speciosa H. C. Lee 1937-5-17 948 San Luis Obispo 3/4 [or 1.75?] mile north of Linnie 274 Comment
  UCR56026  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-5-10 880510- San Luis Obispo Inner South Coast Range, Temblor Range, above State Hwy 58, between Mckittrick and Simmler, 0.6 mi. SW of Kern County line. 915 Comment
  OBI12078  Clarkia unguiculata S. Patterson 1966-5-30 39 San Luis Obispo In Lopez Cyn along the side of a loose bank Comment
  UCR160299  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9601 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 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
  SBBG118510  Claytonia parviflora subsp. parviflora M. Wetherwax, E. Painter 2001-4-29 CR 479 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 290 Comment
  CAS-BOT-BC91474  Clematis lasiantha R. F. Hoover 1947-4-20 7063 San Luis Obispo Rinconada Mine, west of Pozo. Comment
  UC615574  Clematis lasiantha Beryl O. Schreiber 1934-4-1 1084 San Luis Obispo rd. to Santa Margarita from Poza Comment
  OBI10674  Clematis ligusticifolia Robert F. Hoover 1946-6-23 6196 San Luis Obispo Price Cyn Comment
  SBBG47357  Clematis ligusticifolia J. Copeland 1973-9-8 1024 San Luis Obispo near springs, 7 mi E of jct of Hwys 1 and 41 Comment
  OBI28527  Clinopodium douglasii John Jackman & Julie Truesdale, Julie Truesdale 1980-1 44 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  SBBG109476  Cnicus benedictus C. B. Hardham 1957-5-5 1829 San Luis Obispo Parkhill Rd, 0.25 mi E of Creston-Santa Margarita Rd Comment
  CAS-BOT-BC258886  Collinsia bartsiifolia var. davidsonii E. L. Painter; M. Wetherwax; D. Keil; K. Downing; C. Bratt; J. Olson 2000-5-16 CR- 71 San Luis Obispo Camp Roberts. In openings in chaparral/coastal-sage scrub, on steep scree slope upstream from Twin Bridges 175 Comment
  UCR160565  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  JEPS24093  Collinsia heterophylla Ernest C. Twisselmann 1959-4-17 5062 San Luis Obispo Salt Canyon; Choice Valley Region 579 Comment
  RSA0035073  Collinsia heterophylla W. M. Arbaugh 1968-5-1 211 San Luis Obispo Poly Canyon. Comment
  OBI80254  Collinsia sparsiflora David J. Keil 1978-3-25 12699 San Luis Obispo Irving Ranch. Comment
  RSA140237  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock. 305 Comment
  SBBG18070  Collomia heterophylla C. B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mtn 762 Comment
  OBI066110  Collomia heterophylla D. R. Miller 1994-5-11 594 -343 San Luis Obispo Main road edge near Egeberg's orchard: San Simeon creek drainage 600 Comment
  CDA16197  Conicosia pugioniformis G. F. Hrusa, D. Ragan 1999-4-21 15012 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 Comment
  HSC38876  Conium maculatum J. P. Smith 1973-3-20 5892 San Luis Obispo Just E of Pismo Beach on Price Canyon Road. 61 Comment
  HSC91469  Conium maculatum Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI5492  Conium maculatum Sharon Jochums 1974-4-28 145 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  OBI23230  Convolvulus arvensis Todd Jackson 1979-11-19 5 San Luis Obispo 3.8 mi from intersection of Johnson and Orcutt Rds travelling away from San Luis Obispo Comment
  CAS-BOT-BC224360  Convolvulus simulans Eben McMillan; Clifton F. Smith 1950-4-30 2705 San Luis Obispo Unspecified Comment
  OBI66038  Cordylanthus rigidus subsp. rigidus D. R. Miller 1996-6-16 696 -629 San Luis Obispo Pine Mt Region. Non Pico Loop Trl S slope of Pine Mt, the Pico crk drainage Comment
  CAS-BOT-BC257138  Coreopsis calliopsidea D. H. Wilken; E. L. Painter 2011-4-20 17943 San Luis Obispo Simmler Rd, 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument 582 Comment
  RSA659227  Coreopsis calliopsidea David J. Keil, Kathleen Keil 1992-4-11 22790 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  CAS-BOT-BC287042  Coreopsis calliopsidea E. McMillan 1952-3-22 12 San Luis Obispo Choice Valley 4 miles S and 13 miles E of Shandon Comment
  CAS-BOT-BC101406  Corethrogyne filaginifolia Clare B. Hardham 1956-8-20 1297 San Luis Obispo Paradise Valley, Atascadero Comment
  JEPS31029  Corethrogyne filaginifolia Ernest C. Twisselmann 1959-11-2 5894 San Luis Obispo at Oso flaco Lake; Oceano Dunes 6 Comment
  OBI16643  Corethrogyne filaginifolia F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  OBI35233  Corethrogyne filaginifolia K. A. Nadeau 1983-4-30 13 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and rockview rd Comment
  SBBG43010  Corethrogyne filaginifolia L. W. Edge 1971-2-5 San Luis Obispo near Oso Flaco Lake Comment
  UC126743  Corethrogyne filaginifolia Condit and Ewing 1908-11-14 San Luis Obispo Oceano Comment
  UC1357627  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9697 San Luis Obispo Coast road just s Hazard Canyon Comment
  RSA171038  Corethrogyne filaginifolia var. filaginifolia R. F. Thorne, Percy C. Everett 1962-10-3 31423 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  POM97536  Cornus glabrata P. A. Munz 1926-4-9 10219 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles Comment
  RSA0042778  Cornus glabrata Lee Haines 1958-5-30 s.n. San Luis Obispo 5 miles W of US 101 on State Hgw [Highway] 41. 121 Comment
  UCR122468  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 1998-5-20 4009 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  OBI5259  Cotoneaster lacteus Elizabeth Gollub 1973-10-2 16 San Luis Obispo Cal Poly State Univ campus. W side of Science Bldg Comment
  CDA34877  Cotoneaster lacteus David J. Keil 2000-1-24 28417 San Luis Obispo Cambria, vicinity of Cambria Community Service District work yard, along Rodeo Grounds Road. 0 Comment
  OBI57556  Crassula connata David J. Keil 1998-3-27 26479 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1945186  Crassula tetragona David Keil 2001-7-10 29638 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth. Comment
  UC455458  Crocanthemum scoparium var. vulgare I. J. Condit 1908-5-31 San Luis Obispo Summit, Santa Lucia Mts. Santa Lucia Mts. Comment
  UC604878  Crocanthemum scoparium var. vulgare Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9449 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road, near its junction with State Highway 178) Comment
  OBI31159  Croton californicus Julie M. Vanderwier 1978-5-28 62 San Luis Obispo Indian Knob Tar Sands Comment
  OBI26508  Croton setiger Kathlene Henry 1979-7-28 22 San Luis Obispo San Luis Obispo. Avila Beach rd, above Avila Beach in disturbed ground along roadside 15 Comment
  OBI78038  Croton setiger Craig Woods 1977-9-23 67 San Luis Obispo E side of Carrizo Plain along Sim. soda lake rd, approx 6 mi SE of hwy 58 671 Comment
  OBI71433  Crypsis schoenoides LynneDee Oyler 1990-10-11 2032 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  SBBG108250  Cryptantha clevelandii C. B. Hardham 1958-5-8 3296 San Luis Obispo San Bernardo Crk Comment
  UC280359  Cryptantha clevelandii Mrs. R. W. Summers San Luis Obispo Santa Lucia Mts. Comment
  OBI67154  Cryptantha clevelandii E. L. Painter & M. Wetherwax, M. Wetherwax 1999-7-13 SLO- 9 San Luis Obispo Camp San Luis Obispo. Above Whiskey Springs. UTMs NAD27, zone 10, 709351E, 3915585N 440 Comment
  UC1177904  Cryptantha clevelandii Francia Chisaki and Peter M. Ray 1950-5-13 1785 San Luis Obispo road between Nipomo and Guadalupe 76 Comment
  OBI7635  Cryptantha clevelandii var. florosa Christian Smith 1975-5-20 s.n. San Luis Obispo Near salt marsh in Morro Bay Comment
  UCR14567  Cryptantha corollata George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, north of 'Morro Bay' on Cuesta Grade [presumably meaning N of San Luis Obispo] 305 Comment
  OBI42279  Cryptantha corollata David J. Keil, V. L. Holland 1986-5-26 19581 San Luis Obispo Oak Shores Dev on N shore of Nacimiento Lake Comment
  UCR163899  Cryptantha decipiens George K. Helmkamp, E. A. Helmkamp 2005-3-30 9255 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
  OBI20753  Cryptantha intermedia Robert F. Hoover 1952-5-6 8155 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  OBI33071  Cryptantha leiocarpa David J. Keil 1983-4-23 16930 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI74284  Cryptantha muricata Theo Fitanides, Anthony Baniaga 2010-2-28 28 San Luis Obispo Tierra Redonda Mtn BLM ACEC 536 Comment
  OBI42926  Cryptantha muricata Jan Johnson, Melissa Boggs 1986-5-11 18 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, of hwy 101 Comment
  CAS-BOT-BC80884  Cupressus sargentii Clare B. Hardham 1961-3-25 6677 San Luis Obispo Near King City Fault, Headwaters of Los Burros Creek, ca. 10 miles SW of Jolon 609 Comment
  CAS-BOT-BC80875  Cupressus sargentii C. B. Wolf 1934-11-1 6213 San Luis Obispo Santa Lucia Mts., Chorro Creek, N. of National Guard Camp 228 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
  NY16820  Cupressus sargentii C. B. Wolf 1934-11-1 6213 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
  UC1925856  Cuscuta David Keil 1996-6-25 25913 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo. Comment
  OBI42937  Cuscuta Jan Johnson, Melissa Boggs 1986-5-11 11 San Luis Obispo Las Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  OBI34347  Cuscuta occidentalis David J. Keil, Eric Wise 1983-8-30 17891 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SD249193  Cuscuta subinclusa David Keil 1998-8-19 27996 San Luis Obispo Highway 58, 0.6 miles NE from junction with Highway 229. Chaparral slopes in Calf Canyon. Comment
  OBI23043  Cyclospermum leptophyllum David J. Keil 1979-11-13 13677 San Luis Obispo Cal Poly Campus Comment
  UC1928157  Cynara cardunculus subsp. cardunculus David Keil, V. L. Holland 2001-4-7 29281 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  OBI55155  Cynara cardunculus subsp. flavescens David J. Keil 1993-7-7 24270 San Luis Obispo Along Hwy 1, 0.2 mi E of turnoff to Calif Men's Colony (Colony Dr) on S side of hwy Comment
  OBI34372  Cynodon dactylon Ruth Davis 1964-5-23 103 San Luis Obispo 1023 Mill St, San Luis Obispo Comment
  OBI43387  Cynodon dactylon Eric Wise 1981-6-27 739 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI17021  Cyperus eragrostis Ed Zimmerman 1962-2-18 9 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI82633  Cyperus eragrostis David J. Keil 2015-7-8 33325 San Luis Obispo Santa Rita Road west of Templeton Comment
  SBBG109472  Cyperus eragrostis C. B. Hardham 1956-8-20 1305 San Luis Obispo Paradise Valley, Atascadero Comment
  SBBG122311  Cyperus erythrorhizos D. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Rd 347 Comment
  UC1583741  Cyperus esculentus David Keil 1985-8-10 18948 San Luis Obispo w. Nipomo (on Division St., ca. 1 mi. e. of Oso Flaco Lake Rd.) Comment
  OBI66984  Cyperus involucratus David J. Keil 2000-6-28 28832 -3 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  CAS-BOT-BC67969  Cystopteris fragilis R. F. Hoover 1950-6-21 8014 San Luis Obispo Santa Lucia Range - Between Rocky Butte & Pine Mt. Comment
  OBI59078  Dactylis glomerata David J. Keil 1998-6-15 27841 San Luis Obispo Santa Rita Creek Rd., between Cayucos and Templeton, 2.3 miles E from junction with Old Creek Rd. Comment
  CDA33822  Datura ferox JS 2010-11-29 PDR# 1336015 San Luis Obispo Arroyo Grande; 2263 Callender Rd 0 Comment
  OBI8173  Datura wrightii Tracey & Viola Call, Viola Call 1962-7-13 2142 San Luis Obispo Near Pozo 427 Comment
  OBI65620  Daucus pusillus G. F. Hrusa, D. ragan 1995-6-19 12350 San Luis Obispo Near summit of tall dune protecting W side of southernmost of Duck Club lakes 100 Comment
  POM145549  Daucus pusillus J. B. Feudge 1927-6-30 1853 San Luis Obispo Cambria 15 Comment
  OBI16285  Deinandra corymbosa Robert F. Hoover 1969-8-1 11509 San Luis Obispo Cambria Comment
  UC89135  Deinandra corymbosa T. S. Brandegee 1892-1 San Luis Obispo Comment
  UC1927869  Deinandra fasciculata David Keil, Tina Teed and Mariko Uchida 2001-6-15 29578 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI16163  Deinandra increscens subsp. increscens Robert F. Hoover 1946-7-14 6225 San Luis Obispo N end of Morro Bay Comment
  OBI16174  Deinandra increscens subsp. increscens Robert F. Hoover 1965-10-1 9690 San Luis Obispo Coast Rd just S of Hazard Cyn Comment
  OBI29285  Deinandra pentactis David J. Keil 1980-9-15 14188 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  CDA43335  Delairea odorata David J. Keil 2011-11-5 31142 San Luis Obispo Oceano. Norswing Drive near intersection with Coolidge Drive. Comment
  CAS-BOT-BC8695  Delphinium gypsophilum David Daniels Keck; J. Clausen 1935-4-10 3142 San Luis Obispo East side of Soda Lake, Carrizo Plains 609 Comment
  UC1529039  Delphinium gypsophilum Dean W. Taylor 1986-4-19 8783 San Luis Obispo 2.2 mi w of Panorama point; Temblor Range, Panorama Hills 762 Comment
  RSA0021621  Delphinium gypsophilum subsp. gypsophilum Greg Wilvert 2005-4-24 300 San Luis Obispo 1.1 km WNW of Lawson Spring. 858 Comment
  UC1927763  Delphinium gypsophilum subsp. gypsophilum David Keil 1998-5-20 27369 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  CDA20412  Delphinium nudicaule J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  CAS-BOT-BC9862  Delphinium nudicaule R. F. Hoover 1964-5-13 8842 San Luis Obispo Santa Rosa Creek west of Templeton. Comment
  UC9240  Delphinium parryi Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  RSA0016903  Delphinium parryi Shogo Yamaguchi 1941-04 s.n. San Luis Obispo Camp Roberts Comment
  UC1126032  Delphinium parryi subsp. blochmaniae H. C. Lee 1936-2-21 412 San Luis Obispo 1 mile N of Los Berros 76 Comment
  OBI10663  Delphinium parryi subsp. eastwoodiae Robert F. Hoover 1947-2-24 6623 San Luis Obispo First ridge west of Cerro Romauldo Comment
  SBBG2217  Delphinium umbraculorum C. B. Hardham 1957-5-30 2053 San Luis Obispo headwaters of Las Tablas Crk Comment
  OBI20066  Delphinium umbraculorum Rhonda Riggins 1979-5-6 1166 San Luis Obispo La Panza Range; USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  OBI80042  Delphinium variegatum David J. Keil, with Lynne Dee Althouse 2002-5-2 29853 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC82998  Dendromecon rigida Alice Eastwood 1929-3-7 16847 San Luis Obispo Chorro Creek. Comment
  CHSC47114  Dendromecon rigida L. P. Janeway 1988-6-10 2742 San Luis Obispo Near Calf Cyn Rd (hwy 58) ca 1 1/4 mi E of Creston Rd (hwy 229). Along edge of dirt road. 441 Comment
  OBI19011  Dendromecon rigida Walter F. Chesebro 1979-3-10 122 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  OBI3968  Dendromecon rigida Elizabeth Rudd 1971-4-26 252 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  UC1126364  Dendromecon rigida E. Armstrong 1934-4-1 1119 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  RSA171032  Dendromecon rigida Robert F. Thorne, Percy C. Everett 1963-6-7 32157 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge Road from Cuesta Pass Freeway 823 Comment
  RSA0034901  Dentaria californica W. M. Arbaugh 1968-3-21 None San Luis Obispo Sea Canyon Comment
  OBI22297  Deschampsia cespitosa Robert F. Hoover 1947-5-4 7121 San Luis Obispo Cambria Comment
  CAS-BOT-BC201832  Deschampsia elongata Clare B. Hardham 1958-6-1 3488 San Luis Obispo Santa Rita Creek. Juhl Ranch, west of Templeton Comment
  OBI15106  Descurainia pinnata Robert F. Hoover 1967-4-9 10391 San Luis Obispo Carrizo plain S of Soda lake Comment
  SBBG86516  Descurainia pinnata C. F. Smith 1957-4-21 5156 San Luis Obispo Hwy 399 (St Hwy 33), E of Hwy 166, turnoff to Maricopa Comment
  OBI52064  Descurainia pinnata Larry Kelly 1989-5-21 353 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SJSU3402  Descurainia pinnata C. W. Sharsmith 1962-4-21 6861 San Luis Obispo Santiago Joe's [Springs], W of Simmler on Simmler-McKettrick Rd; Temblor Range Comment
  OBI64460  Descurainia sophia David J. Keil 2001-5-10 29426 San Luis Obispo Bitterwater Road, 3.1 miles north from Highway 58. Vicinity of 35.41658 deg. N x 120.09424 deg. W. 637 Comment
  OBI33013  Desmazeria rigida David J. Keil 1983-4-23 16945 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  RSA535359  Dicentra chrysantha Tina J. Ayers, S. Junak 1989-6-22 765 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest; along powerline road 0.2 mile SW of intersection with Tassajera Creek Road, intersection is 1.8 mile W of Highway 101 Comment
  UC1133899  Dichelostemma capitatum N. K. Carlson 1936-3-18 148 San Luis Obispo 0.5 mi se Newsome Springs; Arroyo Grande Quad. 137 Comment
  CAS-BOT-BC500817  Dichelostemma capitatum Ernest C. Twisselmann 1954-4-12 1038 San Luis Obispo Twisselmann Ranch: O Brian field 579 Comment
  SBBG95649  Dichelostemma capitatum subsp. capitatum D. Keil 1986-4-8 19114 San Luis Obispo E side of Santa Margarita Lake Comment
  OBI32072  Dichondra donelliana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14443 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI75335  Digitaria ischaemum David J. Keil 2011-10-14 31126 San Luis Obispo San Luis Obispo at 1304 Oceanaire Comment
  CAS-BOT-BC150561  Diplacus linearis R. F. Hoover 1959-5-9 8494 San Luis Obispo Six miles west of Paso Robles on Adelaida road Comment
  CAS-BOT-BC150566  Diplacus linearis Clare B. Hardham 1959-5-20 4566 San Luis Obispo Banks of Cantinas Creek Comment
  OBI22323  Distichlis spicata Robert F. Hoover 1964-7-11 9161 San Luis Obispo Edna marsh Comment
  OBI43371  Distichlis spicata Eric Wise 1981-6-26 672 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  OBI15095  Dithyrea maritima Robert F. Hoover 1947-7-11 7300 San Luis Obispo S end of Morro Bay at edge of sandy beach Comment
  OBI10743  Dodecatheon clevelandii Jesse Arnold 1964-2-16 10 San Luis Obispo Black Mt Rd 7 mi from Pozo Comment
  UC310659  Dodecatheon clevelandii subsp. insulare Philip A. Munz 1926-4-9 10193 San Luis Obispo Willow Creek Rd 15 mi from Morro (Ascension School); 15 mi from Morro Comment
  RSA123237  Dodecatheon clevelandii subsp. insulare G. T. Nordstrom 1937-3-16 1001 San Luis Obispo 2.8 mi. S. of Chimney Rock. 534 Comment
  SEINET189436 Image available Dodecatheon clevelandii var. insulare Lincoln Constance, Alan A Beetle 1940-3-22 2533 San Luis Obispo La Panza Range; above Pozo Creek, 4 miles East of Pozo. 488 Comment
  CAS-BOT-BC435207  Drosanthemum floribundum Clare B. Hardham 1957-11-19 2755 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  RSA43011  Drymocallis glandulosa Robert F. Hoover 1947-5-9 7129 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner along stream bed. Comment
  HSC91647  Dryopteris arguta Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, Manzanita Trail Comment
  POM117752  Dryopteris arguta Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canon. Comment
  RSA201553  Dudleya abramsii subsp. murina Robert F. Hoover 1947-6-26 7275 San Luis Obispo Poly Canyon (Brizziolari Creek Canyon of USGS map) Comment
  UCD101870  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 530 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  UC1127123  Dudleya blochmaniae G. T. Nordstrom 1937-6-5 1315 San Luis Obispo 3.7 mi ssw Josephine School; Adelaida Quad. 198 Comment
Read comments
Oct 14 2006
  UC792962  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1947-6-12 2280 San Luis Obispo 0.6 mi s San Simeon Comment
  CAS-BOT-BC109575  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood; John Thomas Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  OBI69476  Dudleya blochmaniae subsp. blochmaniae Jody Olson, Amy Millan, Peter Waldburger 2005-4-15 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 708844 N 3913491 Site C Comment
  UC1731310  Dudleya lanceolata Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13737 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (on slope e of Last Benchmark, on PG&E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); South Coast Ranges, Irish Hills 441 Comment
  OBI56694  Eastwoodia elegans David J. Keil 1998-5-11 27178 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC208910  Echinochloa crus-galli Clare B. Hardham 1956-10-29 1496 San Luis Obispo Paradise Valley - Santa Lucia Mountains Comment
  CAS-BOT-BC208913  Echinochloa crus-galli Ernest C. Twisselmann 1967-9-9 13696 San Luis Obispo Ortega Spring, Palo Prieta Canyon - Temblor Range and the Western San Joaquin Valley 598 Comment
  OBI20356  Echinodorus berteroi Phil Ashley 1979-8-21 s.n. San Luis Obispo Campus of Calif Polytechnic State Univ. In shallow pond below the Horse Unit Comment
  UCR29353  Eclipta prostrata David J. Keil 1979-10-27 13644 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  CAS-BOT-BC208547  Ehrharta calycina Ernest C. Twisselmann 1956-4-30 2729 San Luis Obispo Chris Twisselmann Ranch, - Temblor Range and the Western San Joaquin Valley 670 Comment
  RSA682345  Ehrharta calycina Scott D. White, Ken McDonald 2001-5-9 8507 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCD84529  Ehrharta calycina Ellen Dean; T. Starbuck, M. Starbuck 2010-3-21 5825 San Luis Obispo San Luis Obispo County. Town of los Osos. Along Ramona Ave by Sweet Spring Preserve. 39 Comment
  RSA180117  Ehrharta calycina Clare B. Hardham 1958-7-1 3740 San Luis Obispo Headwaters Old Creek. Santa Lucia Mountains. Comment
  SD56801  Ehrharta calycina D. F. Howe 1963-5-18 San Luis Obispo 11.7 miles south of Pismo Beach on #1. Comment
  RSA0018381  Elatine Joan Stewart 1998-4-1 349 San Luis Obispo Carrizo Plain Comment
  SBBG104596  Eleocharis macrostachya D. A. Young, F. L. Johnson 1992-6-17 ROB 76 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  UC1257336  Eleocharis macrostachya R. F. Hoover 1969-7-19 11496 San Luis Obispo S of Pismo Creek Pismo Beach, near Comment
  OBI5394  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Just S of Atascadero Comment
  OBI67861  Eleocharis macrostachya M. Wetherwax & E. L. Painter, E. L. Painter 2000-4-18 SLO- 72 San Luis Obispo Camp San Luis Obispo. S of large outcrop W of Chorro Reservoir 200 Comment
  UCSB51307  Eleocharis macrostachya Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  CAS-BOT-BC112675  Eleocharis parishii R. F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI35123  Eleocharis parishii Eric Wise 1981-6-7 452 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 6.7 mi W of New Cuyama Comment
  RSA371707  Eleocharis rostellata David J. Keil, Eric A. Wise 1985-4-25 18548 San Luis Obispo Black Lake Canyon between California Highway 1 and Guadelupe Road 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
  OBI50148  Elymus elymoides Michael Curto, Linda Allen 1990-6-14 661 San Luis Obispo San Luis range, Prefumo Cyn rd ca 8.3 km WSW of Los Osos Valley Rd T31S R11D S2 Comment
  OBI79996  Elymus farctus David J. Keil, with Kaitlyn Keil 2013-6-19 31818 San Luis Obispo Guadalupe Dunes. Oso Flaco Lake Trail near boardwalk between lake and beach 7 Comment
  RSA579207  Elymus glaucus C. Michaels, Alan Michaels 1994-7-16 s.n. San Luis Obispo San Simeon State Park. Comment
  RSA770072  Elymus glaucus Larry Kandarian 2008-5-15 s.n. San Luis Obispo Hi Mountain Road by Lopez Reservoir. Comment
  CAS-BOT-BC203657  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-7 8994 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  CAS-BOT-BC203663  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1959-4-24 5082 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Phelps Hill, Eben McMillan Ranch 670 Comment
  OBI71793  Elymus glaucus subsp. virescens Michael Walgren 2008-6-24 52 San Luis Obispo San Simeon State Park at cove near Breaker Point Comment
  OBI65690  Elymus hispidus D. R. Miller 1994-8-27 894 -531 San Luis Obispo Along the dam bank on George Edmunson's pond; E slope of Pine Mt; Tobacco Crk drainage 610 Comment
  UC1153385  Elymus multisetus R. F. Hoover 1964-6-6 8942 San Luis Obispo ridge nw Cuesta Pass Comment
  UC188832  Elymus multisetus J. H. Barber 1900-5-5 San Luis Obispo Paso Robles Expt. Station Comment
  UC2013158  Elymus trachycaulus David Keil 1979-7-1 13140 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI3125  Elymus triticoides Larry E. Brown 1971-5-30 2021 San Luis Obispo Along hwy 1 N of San Simeon Comment
  OBI72974  Elymus triticoides Ann Cochran 1986-7-12 8 San Luis Obispo Township 30S, T30S,R18E, sect 36 and T30S, R19E, sect 31 610 Comment
  UC1296214  Ephedra californica R. F. Hoover 1950-5-28 7930 San Luis Obispo Hwy 399 s of junction with Highway 166 (e edge of valley); Cuyama Valley Comment
  OBI65002  Ephedra viridis Greg Wilvert 2005-4-5 138 San Luis Obispo SE Half of Caliente Range. 200m SE of Wells Spring 959 Comment
  OBI80905  Ephedra viridis G. F. Hrusa 2005-4-1 16411 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  CAS-BOT-BC166431  Epilobium canum subsp. canum John Thomas Howell 1929-10-12 4478 San Luis Obispo Rocky canyon-side of Morro Creek, 9 miles e. of Morro Comment
  RSA588469  Epilobium canum subsp. canum George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  SBBG104459  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-14 ROB 715 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  UC1122301  Epilobium canum subsp. canum G. T. Nordstrom 1937-6-17 1349 San Luis Obispo 2.9 mi ene Lime Mtn.; Adelaida Quadrangle Comment
  SD90246  Epilobium canum subsp. canum Benjamin C. Stone September 1952 207 San Luis Obispo Chaparral, in the foothills back of Morro Bay, San Luis Obispo County. 244 Comment
  OBI53867  Epilobium ciliatum subsp. watsonii Arthur W. Hazebrook 1992-7-7 134 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco lake and surrounding dunes. Along NE end of Little Oso Flaco Lake Comment
  OBI5539  Epilobium ciliatum subsp. watsonii Sharon Jochums 1974-4-28 190 San Luis Obispo Area W of Hwy 1, N of Piedras Blancas Point Comment
  OBI67814  Epilobium cleistogamum K. Foster 1999-4-27 s.n. San Luis Obispo Camp Roberts. Training Area O2, vernal pool plot 02-2 Comment
  OBI80081  Epilobium densiflorum David J. Keil 2000-6-24 28821 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC454592  Epilobium densiflorum E. P. Unangst 1906-8-9 San Luis Obispo San Luis Obispo Comment
  SBBG93582  Epilobium minutum S. A. Junak, D. A. Young, T. J. Ayers 1989-4-27 3958 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary sign for the Cuesta Ridge Botanical Area 786 Comment
Read comments
Aug 9 2006
  SBBG5054  Epilobium minutum C. B. Hardham 1956-5-1 819 San Luis Obispo South Rd to Adelaida 6 mi W of Paso Robles Comment
  IRVC29059  Equisetum arvense G. K. Helmkamp 2003-10-8 8204 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 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
  SEINET3866701  Equisetum telmateia Jim Baver 1980-2-28 2 San Luis Obispo About 1/2 mile up canyon from the end of Reservoir Canyon Road.; 0 158 Comment
  UCR40998  Equisetum telmateia subsp. braunii R. J. Rodin 1956-3-26 6049 San Luis Obispo California State Polytechnic College, San Luis Obispo: Poly Canyon. Comment
  CAS-BOT-BC204497  Eragrostis cilianensis Ernest C. Twisselmann 1954-11-20 1672 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  OBI36355  Eragrostis mexicana David J. Keil, LynneDee Oyler and Rick Oyler 1983-6-26 17168 San Luis Obispo Shandon at 270 2nd street Comment
  OBI58981  Eragrostis mexicana David J. Keil 1998-6-30 27872 San Luis Obispo Carrizo Plain, WNW of Simmler, 1 mile W of right angle turn, 3.7 road miles from junction with Soda Lake Rd. Comment
  OBI66195  Eragrostis mexicana D. R. Miller 1994-5-31 594 .392 San Luis Obispo Pine Mt Region. At orchard area of 1st gate, near barn; San Simeon Crk drainage 500 Comment
  RSA760026  Eragrostis mexicana David J. Keil 1998-6-5 27601 San Luis Obispo 3.5 miles east of the junction Highway 229 on Highway 58 Comment
  UCD64391  Eragrostis pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo San Luis Obispo County: T. Franklin Twisselmann residence, Choice Valley. 640 Comment
  CAS-BOT-BC284160  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1957-8-23 4012 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the western San Joaquin Valley 670 Comment
  CAS-BOT-BC284157  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo T. Franklin Twisselmann residnece, Choice Valley, Temblor Range and teh western San Joaquin Valley 640 Comment
  CAS-BOT-BC209637  Eremalche parryi Ernest C. Twisselmann 1955-6-7 2121 San Luis Obispo San Emigdio Range. Cuyama Valley: Ventura Highway, 1 mile north of Santa Barbara County line 739 Comment
  OBI12400  Eremalche parryi subsp. kernensis Robert F. Hoover 1965-4-24 9349 San Luis Obispo Hill just E of San Juan river, la Panza district Comment
  OBI47617  Eremalche parryi subsp. kernensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19283 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade rd on Elkhorn Rd. T32S, R22E, SW corner of sect. 7 Comment
  JEPS15015  Eriastrum densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  OBI56297  Eriastrum densifolium subsp. austromontanum Butterworth 1991-9-1 324 San Luis Obispo Caliente Mtn, 150 yds nw of repeater, 2.9 mi se of gate. 1341 Comment
  SD39723  Eriastrum densifolium subsp. densifolium Edith A. Purer 1932-8-27 4778 San Luis Obispo North of Guadalupe Comment
  RSA0107366  Eriastrum densifolium subsp. densifolium Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  RSA0107618  Eriastrum densifolium subsp. densifolium E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  CAS-BOT-BC514389  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  RSA0107362  Eriastrum densifolium subsp. elongatum Verne Grant 1961-6-25 61 -H San Luis Obispo Sand dunes south of Oceano where Hwy 1 and SP tracks run parallel. 30 Comment
  UC1034563  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-30 6223 San Luis Obispo nw Cammatti Ranch; North base of La Panza Range Comment
  OBI11580  Eriastrum densifolium subsp. patens R. F. Hoover 1947-5-23 7186 San Luis Obispo Coast s. of Hazard Canyon, on sandy bluffs above ocean Comment
  OBI11564  Eriastrum hooveri E. R. Chandler 1965-6-3 2365 San Luis Obispo Cuyama Valley, about 1.5 miles west of State RT. #33, in the southeast corner of county 701 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
  UC2027076  Eriastrum pluriflorum Greg Wilvert 2005-5-4 380 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  UC23884  Eriastrum pluriflorum L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  OBI28731  Ericameria arborescens David J. Keil 1980-9-18 14219 San Luis Obispo Along US 101 .8 mi NW of Cuesta Summit Comment
  CAS-BOT-BC292902  Ericameria ericoides R. F. Hoover 1946-10-20 6507 San Luis Obispo Price Canyon Comment
  UC1285352  Ericameria ericoides R. F. Hoover 1946-8-26 6353 San Luis Obispo near Sunnyside School; Osos Valley Comment
  UC216923  Ericameria ericoides H. M. Hall 1919-10-17 San Luis Obispo Santa Maria Comment
  SD75720  Ericameria ericoides subsp. ericoides Helen V. Witham 1969-9-27 487 San Luis Obispo Oso Flaco Lake 10 Comment
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Nov 30 2015
  UCD131394  Ericameria linearifolia S. P. Lynch 1974-4-22 487 San Luis Obispo San Luis Obispo County: Commatti Canyon Road. Aroun 1.1 miles north of junction with Highway 58. Comment
  OBI16763  Ericameria nauseosa var. mohavensis Robert F. Hoover 1952-11-1 8274 San Luis Obispo Caliente Mtn. Comment
  SD24177  Erigeron blochmaniae Edith A. Purer 1938-8-22 7877 San Luis Obispo sand dunes along ocean Comment
  OBI65188  Erigeron foliosus Greg Wilvert 2005-6-29 489 San Luis Obispo SE Half of the Caliente Range. 0.5 km S of Padrones Cyn Rd 887 Comment
  SEINET7063679  Erigeron philadelphicus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 15.6 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 733932mE, 3890963mN. (WGS84/NAD83). 244 Comment
  SJSU5500  Eriodictyon altissimum W. Savage 1965-4-7 491 San Luis Obispo Indian Knob, 3 mi W of San Luis airport 268 Comment
  OBI79894  Eriodictyon crassifolium David J. Keil 2012-7-18 31451 A San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  UCR160392  Eriodictyon tomentosum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9617 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC188073  Eriodictyon tomentosum Ernest C. Twisselmann 1955-7-22 2279 San Luis Obispo Navajo Canyon hills, 0.5 mile S of Bethel Ranch 579 Comment
  UC107128  Eriodictyon tomentosum E. Palmer, M. D. June 1876 389 San Luis Obispo S<an> L<uis> O<bispo> <San Luis Obispo> S<an> L<uis> O<bispo>; Central Coast Range, S<an> L<uis> O<bispo> <San Luis Obispo> Comment
  CAS-BOT-BC248560  Eriogonum angulosum Clare B. Hardham 1966-6-6 14258 San Luis Obispo New Idria Comment
  CAS-BOT-BC248557  Eriogonum angulosum Ernest C. Twisselmann 1954-6-14 1368 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon Summit, 7 miles south of Cholame 609 Comment
  UC1296090  Eriogonum angulosum R. F. Hoover 1949-6-4 7747 San Luis Obispo on Pozo-Simmler road San Juan River Comment
  RSA133005  Eriogonum cithariforme Clare B. Hardham 1959-6-19 4840 San Luis Obispo Santa Barbara Road, Atascadero 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
  OBI11039  Eriogonum clavatum John Thomas Howell 1948-6-14 24339 San Luis Obispo Cholame Crk W of Shandon Comment
  UCSB17609  Eriogonum covilleanum Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  JEPS57010  Eriogonum elegans Miss Ramona Reed 1913-11-9 San Luis Obispo Comment
  SBBG117470  Eriogonum elegans E. Painter, M. Wetherwax 2002-8-13 CR 343 San Luis Obispo Nacimiento River floodplain, between Boy Scout Ford and low water bridge; Camp Roberts 152 Comment
  CAS-BOT-BC246595  Eriogonum elegans Clare B. Hardham 1957-9-1 2541 San Luis Obispo Santa Lucia Mountains. Tierra Redondo Comment
  SEINET6418009  Eriogonum elongatum David Keil 1980-9-18 14213 San Luis Obispo About 1 mile W of junction w/ Shell Creek Road along Calif. 58 Comment
  OBI11119  Eriogonum elongatum var. elongatum Betty Sheehan 1957-10-10 6 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UC1032007  Eriogonum elongatum var. elongatum H. C. Lee 1936-5-16 608 San Luis Obispo 3/4 mi nw Suey Creek School; Nipomo Quadrangle Comment
  OBI56977  Eriogonum fasciculatum var. foliolosum Steven A. Junak 1990-5-15 4337 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge: Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd (USFS rd #29S11.3), 0.1 mi E of W end of Botanical Area, ca. 5.5 mi W of hwy 101 756 Comment
  SBBG102634  Eriogonum fasciculatum var. polifolium C. F. Smith 1952-7-11 3681 San Luis Obispo Hwy 166 near Russell Ranch oil field and Spanish Ranch, Cuyama Valley 609 Comment
  SBBG1658  Eriogonum gracile C. B. Hardham 1959-6-19 4841 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CAS-BOT-BC250508  Eriogonum gracile Clare B. Hardham 1959-6-19 4841 San Luis Obispo Santa Lucia Mountains. Santa Barbara Road, Atascadero Comment
  SD178263  Eriogonum gracile var. gracile G. K. Helmkamp 2003-8-31 8102 San Luis Obispo Callender Road at U. S. 1 south of Arroyo Grande. 29 Comment
  OBI65865  Eriogonum gracile var. gracile D. R. Miller 1994-7-15 794 -506 San Luis Obispo Pine Mt Region. On Coles rd in to Will Hearst Property; Marmolejo Crk drainage 823 Comment
  CAS-BOT-BC261161  Eriogonum gracillimum Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  RSA179953  Eriogonum inflatum var. inflatum E. C. Twisselmann 1965-4-25 10549 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Comment
  OBI35326  Eriogonum latifolium Helen Jones 1982-9-21 68 San Luis Obispo Piedras Blancas Point Comment
  LA206878  Eriogonum nudum var. indictum C. B. Wolf; 1932-11-18 4414 San Luis Obispo Rancho Santa Ana Botanic Garden, Cuyama Valley, 2.7 mi W of rd leading from State Hwy to Wasioja Post Office 518 Comment
  CAS-BOT-BC261432  Eriogonum nudum var. indictum Ernest C. Twisselmann 1954-9-10 1572 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: west slope, 1/4 mile from summit 579 Comment
  OBI10997  Eriogonum nudum var. pubiflorum Robert F. Hoover 1946-9-15 6408 San Luis Obispo La Panza district Comment
  UC1450981  Eriogonum nudum var. pubiflorum R. F. Hoover 1969-9-19 11592 San Luis Obispo Palo Prieto Canyon Comment
  SBBG95286  Eriogonum ordii D. Keil, R. Riggins 1986-4-26 19267 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  CAS-BOT-BC257901  Eriogonum parvifolium Ernest C. Twisselmann 1955-10-1 2414 San Luis Obispo Morro Rock 15 Comment
  CAS-BOT-BC257906  Eriogonum parvifolium Alice Eastwood 1927-7-31 15012 San Luis Obispo Along road between Atascadero & Morro Comment
  CDA22642  Eriogonum parvifolium T. C. Fuller 1962-7-19 9240 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  OBI51325  Eriogonum parvifolium Jan Barber 1993-8-14 73 San Luis Obispo San Simeon State Park Comment
  RSA279551  Eriogonum roseum James L. Reveal 1976-5-23 4444 San Luis Obispo Along California Hiway 58, 21 mi. east of Santa Margarita at milepost 21.7; 4.7 mi west of Navajo Rd., and the turnoff to La Panza Camp. 442 Comment
  JEPS108338  Eriogonum temblorense David Gowen 2005-3-18 203 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  OBI10939  Eriogonum viridescens Eben McMillan 1952-6-9 158 San Luis Obispo 8 mi S of Soda lake, Carissa Plains Comment
  OBI11027  Eriogonum viridescens Robert F. Hoover 1967-6-4 10591 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC264888  Eriogonum viridescens Clare B. Hardham 1963-6-20 10832 San Luis Obispo Freeborne Mt. Comment
  CAS-BOT-BC264897  Eriogonum viridescens R. F. Hoover 1949-6-4 7748 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC304105  Eriophyllum confertiflorum Alma Sweet 1919-1-1 s.n. San Luis Obispo Unspecified Comment
  OBI16500  Eriophyllum confertiflorum F. Rush 1956-5-1 131 San Luis Obispo Mt. SLO Comment
  CAS-BOT-BC301836  Eriophyllum multicaule Alice Eastwood; John Thomas Howell 1937-4-23 3876 San Luis Obispo Nipomo Mesa Comment
  OBI54477  Eriophyllum multicaule Matthew Arterburn 1997-4-23 63 San Luis Obispo Ridge near Turkey Flat running N to S Comment
  CAS-BOT-BC301831  Eriophyllum multicaule Clare B. Hardham 1959-5-23 4612 San Luis Obispo South of Baywood Park Comment
  CAS-BOT-BC301906  Eriophyllum pringlei Ernest C. Twisselmann 1955-4-9 1824 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 426 Comment
  SJSU1186  Eriophyllum pringlei E. Clark & W. C. Ivester 1952-4-26 San Luis Obispo N side of Santa Margarita- Simmler Rd, 7 mi W of Simmler Comment
  SBBG104256  Erodium botrys D. A. Young, F. L. Johnson 1992-6-17 ROB 35 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG41453  Erodium brachycarpum D. Myrick 1971-4-7 2202 San Luis Obispo opposite entrance to Cambria Pines Hotel, Cambria Comment
  UC1130299  Erodium cicutarium P. L. Johannsen 1936-3-21 702 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  UC1130313  Erodium moschatum T. M. Hendrix 1937-4-26 101 San Luis Obispo 3.2 mi nne Highland School; Pozo Quad 457 Comment
  SBBG14956  Eruca vesicaria E. C. Twisselmann 1962-7-10 7425 San Luis Obispo Cholame Crk at Bitterwater Rd 335 Comment
  SBBG107314  Eryngium armatum C. B. Hardham 1960-6-17 6186 San Luis Obispo Cambria Comment
  CDA34842  Eryngium spinosepalum David J. Keil 1998-8-19 27993 San Luis Obispo Carrizo Plain. Seven Mile Road at Brythe road (0.3 miles from Soda lake Road). Comment
  SBBG27240  Eryngium vaseyi R. S. Ferris 1939-6-6 9769 San Luis Obispo Salinas River 0.5 mi N of Templeton-Creston rd Comment
  UC771669  Eryngium vaseyi R. F. Hoover 1946-6-16 6171 San Luis Obispo 1 mi S of Simmler (Carrizo Plain) Comment
  UC2027130  Erysimum capitatum Greg Wilvert 2005-4-2 104 San Luis Obispo Southeast Half of Caliente Range: 4 km W of Caliente Mountain Comment
  UCD67275  Erysimum capitatum G. F. Hrusa; D. Ragan 1995-6-20 12369 San Luis Obispo Black Butte Research Natural Area. Small colony on dry S-facing slope under Quercus agrifolia at terminus of Ridge 1. Uncommon. Biennial. 525 Comment
  CAS-BOT-BC54500  Erysimum capitatum Henry M. Pollard 1969-6-4 s.n. San Luis Obispo Ventura Avenue at Rancho Arnaz, Oak View. Comment
  UC1126610  Erysimum capitatum var. capitatum T. M. Hendrix 1937-4-22 51 San Luis Obispo 2 mi ne Huerhuero School; Pozo Quadrangle Comment
  OBI57998  Erysimum suffrutescens Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes, along N slope of stabilized dune ridge at E end on highest E-W ridge, just N of Oso Flake [Flaco] Lake Comment
  SBBG41448  Erysimum suffrutescens H. M. Pollard 1968-6-7 San Luis Obispo near Oso Flaco Lake Comment
  UC1532834  Erysimum suffrutescens Robert F. Thorne 1968-6-7 37753 San Luis Obispo sand dunes w Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Dunes 10 Comment
  UCSB17115  Erysimum suffrutescens Keefe, Joseph 1964-3-24 San Luis Obispo North of Oso Flaco Lake, west of Santa Maria 30 Comment
  OBI75156  Erythrina humeana Matt Ritter 2011-8-25 5091 San Luis Obispo Cal Poly Campus, SLO Comment
  UCR76498  Eschscholzia caespitosa George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, south end of Morro Bay & SW of Baywood Park 9 Comment
  JEPS51742  Eschscholzia caespitosa W. L. Jepson 1927-4-26 11982 San Luis Obispo Salinas River Bridge Comment
  UC455319  Eschscholzia caespitosa I. J. Condit 1908-2-29 San Luis Obispo School Ridge California Polytechnic School Comment
  CDA18065  Eschscholzia californica Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Region; just S. of Jack Lake. 22 Comment
  OBI35433  Eschscholzia californica Melody Dickens 1980-5-30 21 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI81297  Eschscholzia californica Haleigh Reyes 2015-4-25 10 San Luis Obispo Islay Hill Open Space, past Spanish Oaks Drive. Comment
  UCSB26507  Eschscholzia californica Ketcham, A. 1967-10-21 San Luis Obispo Highway 1, 4 miles north of Piedras Blances Point Comment
  RSA211969  Eschscholzia californica subsp. californica E. C. Twisselmann 1969-6-22 15639 San Luis Obispo Dorothy Twisselmann Ranch at the head of Choice Valley 640 Comment
  OBI69443  Eschscholzia lemmonii subsp. lemmonii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30507 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC1927954  Eucalyptus cornuta Matt Ritter 2006-1-17 35 San Luis Obispo Los Osos Valley Road, just before entrance to Mantano De Oro, near Sea Wind Way and Rodman Way Comment
  OBI79937  Eucalyptus globulus David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31872 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  OBI22796  Eucalyptus polyanthemos Terral Kershaw 1970-2-21 12 San Luis Obispo Lawn strip area along N side of Admin bldg, Cal Poly campus, SLO 70 Comment
  OBI22942  Eucalyptus polyanthemos Mike Griffin 1976-4-8 1 San Luis Obispo Cal Poly campus Comment
  OBI48382  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, V. L. Holland 1990-3-19 21349 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  OBI56196  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  OBI71233  Euphorbia peplus Ann Cochran 1986-7-29 58 San Luis Obispo Field behind Las Pilitas Nursery, located on Las Pilitas Rd 305 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
  RSA0041510  Euphorbia spathulata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6428 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
  OBI81083  Eurybia radulina David J. Keil 1985-6-19 18891 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  JEPS64715  Euthamia occidentalis Ernest C. Twisselmann 1970-11-3 17567 San Luis Obispo 1 mi E of Shandon on old Hwy 41 Comment
  OBI32004  Euthamia occidentalis David J. Keil 1981-11-11 15673 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI62697  Euthamia occidentalis Jason Dart 2001-9-12 D 145 San Luis Obispo Santa Margarita Ranch, Trout Crk 0.75 mi upstream from Pozo Rd bridge Comment
  OBI77533  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune region. Along side State hwy 1, at Grand Ave, Grover city Comment
  SBBG109925  Festuca C. B. Hardham 1959-4-12 4234 San Luis Obispo Cambria Comment
  OBI32986  Festuca bromoides David J. Keil, Malcolm McLeod, and CNPS Native Plant Society Rare Plant Committee 1983-5-1 16952 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UCD34864  Festuca californica Beecher Crampton 1964-5-19 6999 San Luis Obispo San Luis Obispo County: Santa Lucia Range, 9.5 miles east of Cambria, just east of summit Black Mtn. area. Comment
  CAS-BOT-BC283200  Festuca californica subsp. hitchcockiana R. F. Hoover 1950-6-21 7999 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  UCR32104  Festuca dertonensis David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 16039 -1 San Luis Obispo Santa Lucia Mtns, Cypress Mtn, east of Cambria. NE side of mtn on hillside above cypress swamp. Comment
  UCD65921  Festuca elmeri Beecher Crampton 1964-5-20 7007 San Luis Obispo San Luis Obispo County: 12 miles east of Cambria Santa Lucia Mtns. 7 X Ranch area. Comment
  OBI21846  Festuca microstachys Robert F. Hoover 1949-4-21 7614 San Luis Obispo Just E of San Juan River on road from La Panza to Simmler Comment
  OBI42929  Festuca microstachys Jan Johnson, Melissa Boggs 1986-5-11 4 San Luis Obispo Los Padres National Forest. East Cuesta Ridge about 15 mi N of San Luis Obispo on Highway 101. Comment
  SBBG87782  Festuca microstachys var. microstachys C. F. Smith 1950-4-27 2680 San Luis Obispo rd SE of Choice Valley School near Grant Dry Lake Comment
  SBBG94574  Festuca microstachys var. pauciflora S. A. Junak, T. Ayers 1989-4-12 3936 San Luis Obispo USFS Rd 29S11.3 at W boundary, Cuesta Ridge Botanical Area, ca. 5.2 mi W of US Hwy 101 783 Comment
  OBI72014  Festuca myuros Michael Walgren 2008-6-15 66 San Luis Obispo N of San Simeon. Near edge of wet prairie bordered by Hwy 1 and Breaker Point (near Arroyo Hondo and S of Arroyo de la Cruz) Comment
  OBI33815  Festuca myuros David J. Keil 1980-3-16 13717 San Luis Obispo Along Park Hill rd 0.5 mi W of jctn with Huerhuero rd Comment
  OBI21880  Festuca octoflora Robert F. Hoover 1964-6-5 8922 San Luis Obispo Ridge SE of Cuesta Pass Comment
  LA105630  Festuca perennis Barry A. Prigge; 1989-7-3 9034 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
  OBI21969  Festuca perennis Robert F. Hoover 1964-6-6 8943 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA750498  Festuca rubra David J. Keil 1998-7-13 27917 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  OBI23120  Foeniculum vulgare Lisa Bradley 1979-11-20 3 San Luis Obispo Shearer Ave & Thalberg in Cayucos 15 Comment
  RSA451787  Fragaria chiloensis Ralph Hoffman 1930-4-19 s.n. San Luis Obispo Oceano. Comment
  UCSB4025  Frangula californica Keator, Glenn 1959-4-12 San Luis Obispo Cambria Pines Lodge, Cambria Comment
  CAS-BOT-BC52646  Frangula californica subsp. californica Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15658 San Luis Obispo Salinas River 5 miles South of Paso Robles 182 Comment
  OBI59689  Frangula californica subsp. californica Larry Kelly, David J. Keil 1988-10-1 257 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  CAS-BOT-BC52650  Frangula californica subsp. californica Ira L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  SD22798  Frangula californica subsp. californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo Low hills near ocean so. of Pescadero Comment
  CAS-BOT-BC211631  Frankenia salina John Thomas Howell 1929-10-13 4502 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  CAS-BOT-BC211636  Frankenia salina Ernest C. Twisselmann 1962-8-23 7683 San Luis Obispo Owens Lake, hills at the summit of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 685 Comment
  OBI14194  Frankenia salina Robert F. Hoover 1966-10-8 10140 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI37084  Frankenia salina Eric Wise 1982-5-17 1472 San Luis Obispo Cholame crk at Bitterwater rd Comment
  CAS-BOT-BC205931  Fremontodendron californicum R. F. Hoover 1950-6-5 7977 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CAS-BOT-BC205936  Fremontodendron californicum Gertrude Sinsheimer 1935-5-9 s.n. San Luis Obispo Pettitts Canyon Comment
  OBI3477  Fremontodendron californicum R. Martinez 1966-3-19 12 San Luis Obispo Cuesta Grade road to TV station Comment
  RSA121146  Fremontodendron californicum G. T. Nordstrom 1937-6-11 1330 San Luis Obispo 2.6 miles NW of Josephine School 534 Comment
  CAS-BOT-BC504395  Fritillaria R. F. Hoover 1964-4-15 8734 San Luis Obispo Northwest of Cuesta Pass Comment
  CAS-BOT-BC130108  Fritillaria affinis Otto, Renner 1923-4-1 s.n. San Luis Obispo Paso Robles Comment
  RSA17796  Fritillaria affinis Carl B. Wolf 1929-4-15 3576 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  OBI39700  Fritillaria biflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16080 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  OBI79781  Fritillaria biflora David J. Keil 2013-4-6 31579 San Luis Obispo San Luis Range. Prefumo Canyon Road 80 Comment
  SBBG108262  Fritillaria biflora C. B. Hardham 1958-2-25 2848 San Luis Obispo Tassajera Cyn Comment
  HSC91498  Galium andrewsii Susan H. Bicknell 1989-4-19 San Luis Obispo Montana de Oro State Park. Comment
  RSA0040446  Galium andrewsii subsp. andrewsii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6300 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
  OBI9949  Galium angustifolium var. angustifolium Robert F. Hoover 1966-4-23 9838 San Luis Obispo La Panza Range. American Cyn campground Comment
  OBI31335  Galium aparine Joy Nishida 1982-4-10 209 San Luis Obispo American Cyn campground 536 Comment
  OBI51817  Galium aparine Gary Westbrook Mar-94 38 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  OBI9942  Galium aparine Robert F. Hoover 1947-3-21 6709 San Luis Obispo W base of Mt Bishop, near San Luis Obispo Comment
  UC463263  Galium aparine Roxana S. Ferris 1929-4-25 7840 San Luis Obispo 2 mi n Moro (on coast road) Comment
  OBI25042  Galium californicum subsp. flaccidum David J. Keil, Dirk Walters 1980-4-26 13903 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI60652  Galium californicum subsp. flaccidum David J. Keil 1986-4-13 19145 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  UCR118946  Galium cliftonsmithii George K. Helmkamp, E. A. Helmkamp 1998-6-30 4238 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  UC1927712  Galium parisiense David Keil, V. L. Holland 2001-5-2 29490 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development. Comment
  OBI9922  Galium porrigens Robert F. Hoover 1964-5-11 8794 San Luis Obispo Near Hi Mtn Spring Cmap Comment
  RSA0036664  Galium porrigens var. porrigens LeRoy Gross, Evan Meyer 2014-4-15 6249 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. [From] 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
  JEPS35314  Galium tricornutum R. F. Hoover 1964-5-10 8754 San Luis Obispo near Paso Robles Airport (in grainfield) Comment
  OBI79603  Garrya elliptica David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31373 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Davis Peak beneath powerline corridor 541 Comment
  OBI14148  Garrya veatchii Robert F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  OBI4302  Garrya veatchii Felice C. Movich 1969-5-5 158 San Luis Obispo Los Padres Natl Forest 4-5 mi SE of Cuesta Grade summit 610 Comment
  UC1132052  Gastridium ventricosum H. C. Lee 1937-5-10 920 San Luis Obispo 3 mi w San Miguel; Paso Robles Quad. Comment
  UC572536  Gastridium ventricosum G. T. Nordstrom 1937-5-25 1278 San Luis Obispo one mi e Josephine School; Adelaida Quad. 457 Comment
  CDA4132  Genista T. C. Fuller 1968-5-22 17074 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  CDA4139  Genista T. C. Fuller 1968-5-22 17075 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  CDA4098  Genista canariensis T. C. Fuller 1968-5-22 17078 San Luis Obispo Ardath Drive & Madison Street, Cambria. 0 Comment
  SBBG107939  Genista monspessulana C. B. Hardham 1958-2-13 2821 San Luis Obispo pine woods, Cambria Comment
  OBI5508  Genista monspessulana Sharon Jochums 1974-3-9 39 San Luis Obispo W of hwy 1, S of Piedras Blancas Point Comment
  UCR91695  Geranium dissectum George K. Helmkamp 1996-5-27 1092 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI79181  Gilia achilleifolia David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31268 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 548 Comment
  RSA48965  Gilia achilleifolia Verne Grant, Alva Grant 1948-5-29 8568 San Luis Obispo slope 7 miles West of Atascadero on road to Morro Bay Comment
  UC1123666  Gilia achilleifolia subsp. achilleifolia H. C. Lee 1937-4-15 824 San Luis Obispo 1 1/2 mi nw Lake Ysabel; Paso Robles Quad., nw of Lake Ysabel Comment
  JEPS86048  Gilia brecciarum subsp. brecciarum W. L. Jepson 1932-4-3 16231 San Luis Obispo Elkhorn Scarp 670 Comment
  SBBG109328  Gilia clivorum C. B. Hardham 1959-4-23 4326 San Luis Obispo Tassajera Cyn W of Santa Margarita Comment
  UC1123845  Gilia malior P. L. Johannsen 1937-4-22 1076 San Luis Obispo 5 1/2 mi nne Padrones Springs; McKittrick Quad., nne of Padrones Springs Comment
  CDA16082  Gilia minor G. F. Hrusa 1999-4-17 14954 San Luis Obispo Caliente Range; S side of Caliente Ridge. 1066 Comment
  UC1123722  Gilia minor D. Axelrod 1935-3-31 216 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. Comment
  UCSB54145  Gilia minor Brownell, Kathleen 1979-4-14 San Luis Obispo Route 66; 200 feet from Route 33 junction; East Sierra Madre Mts. 792 Comment
  CAS-BOT-BC402041  Gilia ochroleuca subsp. minima Roxana S. Ferris 1955-5-25 12835 San Luis Obispo Road betw. El Dorado School and Pozo at Yaro Creek bridge ca. 7 mi. N of Pozo Comment
  SEINET7063626  Gilia tenuiflora A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  CAS-BOT-BC225552  Gilia tenuiflora Eben McMillan 1957-3-26 3298 A San Luis Obispo Pinole Hills, Sandy Canyon, eastern San Luis Obispo County 518 Comment
  RSA148669  Gilia tenuiflora Clare B. Hardham 1961-5-24 7142 San Luis Obispo North side Blank Mt. Highland District E of Creston. Comment
  UCSB57190  Gilia tenuiflora Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo North side of Parkhill Road, 2.5 miles east of its jct. with Hwy. 58, north of Santa Margarita 457 Comment
  JEPS86710  Gilia tenuiflora subsp. amplifaucalis L. R. Heckard with Jim Hickman et al. 1987-4-10 6646 San Luis Obispo Calf Canyon Rd. ne Santa Margarita (along Shell Creek Rd, ca 0.5 mi n of route 58); ne of Santa Margarita Comment
  UC575336  Gilia tenuiflora subsp. amplifaucalis David D. Keck and J. Clausen 1935-4-9 3108 San Luis Obispo on road to Lost Hills 5 mi e Cholame (summit of Polonio Pass); e of Cholame, on road to Lost Hills, Polonio Pass 579 Comment
  CAS-BOT-BC226500  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita (Hills) Comment
  CAS-BOT-BC226503  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  UC106685  Gilia tricolor subsp. tricolor M. M. Miles 1886-1 San Luis Obispo San Luis Obispo Comment
  JEPS27030  Githopsis diffusa subsp. diffusa Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7411 San Luis Obispo just above w-most fork of Las Tablas Creek (Dellaganna or Carmen Creek) (at ne base of Cypress Mountain); Cypress Mountain 518 Comment
  UCR161100  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2005-6-12 9645 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  OBI69937  Gnaphalium palustre D. R. Miller 1993-7-15 793 -36 San Luis Obispo Pine Mtn Region. Around dry edge of Williams; pond, Little Pine Mtn 884 Comment
  SD43638  Grindelia camporum Darley F. Howe 1949-1-1 San Luis Obispo San Luis Obispo coast Comment
  OBI16398  Grindelia hirsutula Robert J. Rodin 1954-7-3 5966 San Luis Obispo Reservoir Cyn, 1 mi N of SLO Comment
  OBI6635  Grindelia hirsutula Greg Hassen 1975-7-8 22 San Luis Obispo Poly Canyon. Comment
  SBBG8280  Grindelia hirsutula C. B. Hardham 1957-8-30 2525 San Luis Obispo Cuesta, top of pass Comment
  JEPS26367  Grindelia hirsutula Ernest C. Twisselmann 1959-5-23 5259 San Luis Obispo mouth of Toro Creek, near Cayucos Cemetery; Toro Creek 15 Comment
  RSA140221  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Creek Rd. to Santa Rita Cr[eek]. Plants of the Santa Lucia Mountains. Comment
  UC134625  Grindelia hirsutula Alice Eastwood 1896-5 San Luis Obispo near boundary between Santa Barbara County and San Luis Obispo County; Suey River Comment
  OBI66235  Gutierrezia californica David J. Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  UC1195404  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4118 A San Luis Obispo summit of Bittersweet Canyon Temblor Range, Western San Joaquin Valley, Bittersweet Canyo (s Temblor Mountains) Comment
  UCR147233  Haplopappus menziesii George K. Helmkamp, E. A. Helmkamp 2004-8-26 8790 San Luis Obispo Central Coast, Riverside Rd at the low end of Nipomo Mesa, 0.2 mi east of jct with Division Rd. 46 Comment
  CAS-BOT-BC302416  Hazardia stenolepis R. F. Hoover 1965-10-6 9713 San Luis Obispo Parkhill district (east of Santa Margarita) Comment
  SBBG104448  Hedypnois cretica M. D. Proctor, E. A. Young 1993-4-16 ROB 441 San Luis Obispo ca. 1 km W of prison camp; Camp San Luis Obispo Comment
  CHSC118457  Hedypnois cretica Richard R. Halse 2016-3-21 9657 San Luis Obispo Along State Hwy.1, ca. 1.2 miles north of San Simeon or 1.8 miles south of the Hearst castle turnoff; across road from a vista point. 11 Comment
  CAS-BOT-BC309507  Helenium puberulum Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosvelt [Roosevelt] Highway n. of San Simeon Comment
  OBI62450  Helenium puberulum L. D. Oyler, Diann LaPado and Lauren Brown 1990-9-4 2048 San Luis Obispo Nipomo Dunes. Oso Flaco Lake trl to the beach Comment
  OBI72876  Helenium puberulum David J. Keil 1988-1 20826 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  RSA20401  Helianthemum scoparium var. vulgare Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9449 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  OBI16328  Helianthus annuus Robert F. Hoover 1966-9-16 10070 San Luis Obispo 2 mi N of Creston Comment
  CDA11353  Helianthus gracilentus G. F. Hrusa 1995-4-16 12076 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass. Approx. 1.5 m. NW of US 101. Comment
  OBI66357  Helianthus gracilentus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26259 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
  SBBG48384  Helianthus gracilentus R. N. Philbrick with D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV rd W of Cuesta Summit and US Hwy 101; 1.5 mi SE of TV tower Comment
  OBI38237  Heliotropium curassavicum Eric Wise 1981-9-1 1070 San Luis Obispo Turri rd, 2.4 mi W of Los Osos Valley Rd Comment
  RSA785559  Heliotropium curassavicum var. oculatum Doris Bowers 1967-8-12 264 San Luis Obispo Pismo Beach Lagoon 6 Comment
  OBI38437  Helminthotheca echioides Eric Wise 1981-6-11 549 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI51259  Hemizonia congesta subsp. luzulifolia Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .14 San Luis Obispo San Simeon State Park. NE corner of park Comment
  SBBG104876  Hemizonia congesta subsp. luzulifolia F. L. Johnson, E. A. Young 1993-5-26 ROB 643 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SD87674  Hemizonia congesta subsp. luzulifolia F. W. Peirson 1923-6-26 San Luis Obispo Comment
  RSA503992  Hemizonia fasciculata B. G. Baldwin 1985-9-29 533 San Luis Obispo Immediately N of Los Osos Valley Road at extreme western edge of Laguna Lake Village. Comment
  RSA94114  Hemizonia fasciculata F. W. Peirson 1923-6-26 4149 San Luis Obispo S outskirts of San Luis Obispo Comment
  OBI60695  Hesperevax acaulis David J. Keil, Kathleen Keil 1993-4-1 s.n. San Luis Obispo E of Shell Crk along Calif hwy 58 between Red Hill rd and Pozo rd Comment
  UC372569  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones, A. M. 1882-5-1 San Luis Obispo San Luis Obispo Comment
  UC1126450  Hesperomecon linearis A. D. Gifford 1937-3-22 789 San Luis Obispo 1/3 mile W. of Pozo, Pozo quad 441 Comment
  CDA11654  Heteranthemis viscidihirta G. F. Hrusa, D. Ragan 1995-6-19 12355 San Luis Obispo Nipomo Dunes immediately above Duck Club pond. Comment
  UC2027156  Heteranthemis viscidihirta David J. Keil 2012-7-27 31500 San Luis Obispo Southern edge of Nipomo Mesa. Scenic View Drive where it bends to west Comment
  OBI29643  Heterocodon rariflorum David J. Keil, Dirk Walters 1980-4-26 13820 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI38065  Heterocodon rariflorum David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18158 San Luis Obispo Amer Cyn are in La Panza Mts Comment
  OBI79347  Heteromeles arbutifolia R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  OBI80490  Heterotheca grandiflora G. Butterworth 2001-10-17 382 San Luis Obispo 100' n of Hwy 166, .9 mi W of Carrizo Cyn. In rocky blue oak savannah. Cor yellow. Comment
  UC1069577  Heterotheca grandiflora H. C. Lee 1936-3-18 518 San Luis Obispo 3/4 mi w Verde; Arroyo Grande Quadrangle Comment
  OBI26491  Heterotheca grandiflora Kathlene Henry 1979-7-26 1 San Luis Obispo Shell Beach. 500 ft from the Pacific Ocean 15 Comment
  OBI77656  Hirschfeldia incana Melody Dickens 1980-4-30 22 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI12760  Hoita macrostachya Robert F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Crk Comment
  CDA27099  Hoita orbicularis T. C. Fuller 1962-7-19 9245 San Luis Obispo South side of Los Osos Valley Road, 0.5 mile west of Highway 101 freeway, ca. 3 miles southeast of San Luis Obispo. 0 Comment
  POM258730  Hoita orbicularis Roxana S. Ferris 1939-6-16 9778 San Luis Obispo Jack Creek bridge on Dover Canyon road, Santa Lucia Mountains Comment
  CDA13792  Hollisteria lanata G. F. Hrusa, R. Lewis, J. Cochran, L. Saslaw (BLM) 1997-3-26 13659 San Luis Obispo Carrizo Plain; DFG Elkhorn Preserve, NE of Elkhorn Plain in hills on E side of Carrizo Plain. Comment
  OBI65074  Hollisteria lanata Greg Wilvert 2005-4-24 305 San Luis Obispo SE Half of the Caliente Range. 1.2 km WNW of Lawson Spring 852 Comment
  UCR65366  Hollisteria lanata David J. Keil, Kathryn Bay, R. Riggins 1986-4-26 19281 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  CAS-BOT-BC412717  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
  UCD98941  Hollisteria lanata Ramona Robison 2000-5-28 477 San Luis Obispo San Luis Obispo County: Hills east of Cholame Valley. 457 Comment
  CAS-BOT-BC320127  Holocarpha heermannii Ernest C. Twisselmann 1954-9-10 1567 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass, 1 mile west of Kern County line 518 Comment
  CAS-BOT-BC325892  Holocarpha heermannii Clare B. Hardham 1956-10-14 1454 San Luis Obispo Adelaida Raod near Hill Top Ranch, Santa Lucia Mountains Comment
  CAS-BOT-BC150046  Holodiscus discolor var. discolor Ernest C. Twisselmann 1955-7-31 2293 San Luis Obispo Jack Creek at York Mountain (5 miles west of Templeton) 274 Comment
  UC1146325  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9420 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC289529  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1959-5-6 4427 San Luis Obispo Bee Rock to Nacimiento Lake Road, Santa Lucia Mountains Comment
  RSA0042911  Hordeum brachyantherum subsp. californicum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6287 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI2565  Hordeum marinum subsp. gussoneanum Larry E. Brown 1971-5-15 1997 San Luis Obispo Cambria Comment
  UC1927878  Hordeum marinum subsp. gussoneanum David Keil, Tina Teed and Mariko Uchida 2001-6-15 29570 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  RSA575721  Hordeum murinum subsp. leporinum S. J. Darbyshire 1994-9-12 4567 San Luis Obispo Cambria Comment
  UCD86543  Hordeum vulgare Ernest C. Twisselmann 1959-11-2 5874 San Luis Obispo San Luis Obispo County: Santa Maria Valley. 1.3 miles W of Guadalupe. 9 Comment
  RSA191888  Horkelia cuneata Robert F. Thorne, Percy C. Everett 1963-4-21 31619 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI56436  Horkelia cuneata subsp. cuneata David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trail from Horse Camp to Manzanita Trail Comment
  UC1128248  Horkelia cuneata subsp. cuneata H. C. Lee 1936-3-5 453 San Luis Obispo 3/4 mi se Callender; Arroyo Grande Quad. 30 Comment
  JEPS103760  Horkelia cuneata subsp. puberula D. H. Wilken, E. L. Painter, T. Slotta 2002-5-28 15904 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNE of mouth of Portrero Crk. 280 Comment
  OBI10090  Horkelia cuneata subsp. sericea Robert F. Hoover 1964-8-14 9248 San Luis Obispo Jack Lake Comment
  SBBG127208  Horkelia cuneata var. puberula D. Keil, V. L. Holland 2010-6-15 30893 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  OBI42181  Hosackia crassifolia var. otayensis David J. Keil, Jon Keeley 1986-5-20 19514 San Luis Obispo Cuesta Grade East on site of Gay Mtn fire (burned in early 1980's and reburned in Las Pilitas fire of July, 1985 Comment
  OBI13198  Hosackia gracilis Robert F. Hoover 1947-4-18 6942 San Luis Obispo Cambria Comment
  OBI43573  Hydrocotyle ranunculoides David J. Keil, Eric Wise 1982-7-2 16262 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  SD249123  Hydrocotyle verticillata David Keil 1992-5-28 23306 San Luis Obispo Laguna Lake Park. Low areas near lake edge. 35 Comment
  OBI72248  Hypochaeris glabra Anthony Baniaga 2010-3-27 70 San Luis Obispo Tierra Redonda Mtn BLM ACEC 340 Comment
  SBBG109319  Hypochaeris glabra C. B. Hardham 1958-4-12 3034 San Luis Obispo Paradise Valley near Atascadero Comment
  OBI51157  Hypochaeris radicata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .5 San Luis Obispo San Simeon State Park. NE corner of park. top of hill to W of lone Monterey pine 0 Comment
  OBI56648  Hypochaeris radicata David J. Keil 1998-6-25 27865 San Luis Obispo San Luis Obispo. Frontage Rd. along N side of Madonna Rd. E of Los Osos Valley Rd. Comment
  IRVC28941  Hypochaeris radicata G. K. Helmkamp 2003-9-10 8140 San Luis Obispo 0.6 mi S of Nipomo Hill in Arroyo Grande area Central Coast 46 Comment
  UC2027472  Isocoma acradenia Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 521 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring. Comment
  SBBG16067  Isocoma acradenia var. bracteosa E. C. Twisselmann 1962-10-5 7846 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  CAS-BOT-BC315706  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1965-9-19 11606 San Luis Obispo Main east-west canal, Pixley National Wildlife Refuge, San Joaquin Valley 68 Comment
  SBBG23987  Isocoma acradenia var. bracteosa E. C. Twisselmann 1953-9-18 772 San Luis Obispo Chris Twisselmann Ranch, W of San Andreas Fault 670 Comment
  UC1321305  Isocoma acradenia var. bracteosa R. F. Hoover 1966-10-8 10144 San Luis Obispo pass at se end Carrizo Plain Comment
  SD41495  Isocoma menziesii var. menziesii Edith A. Purer 1932-8-28 4852 San Luis Obispo Oceano on sand dunes Comment
  CAS-BOT-BC324695  Isocoma menziesii var. vernonioides Alice Eastwood 1926-5-3 13799 San Luis Obispo Avila Comment
  OBI58239  Isocoma menziesii var. vernonioides Austin P. Griffiths 1987-1-9 18040 San Luis Obispo Along 5 Cities Dr., Pismo Beach Comment
  OBI66725  Isoetes nuttallii David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29753 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI22591  Isolepis carinata Robert F. Hoover 1950-4-21 7854 San Luis Obispo Cambria Comment
  CAS-BOT-BC112402  Isolepis carinata Clare Butterworth Hardham 1959-4-12 4227 San Luis Obispo Common in open spots that are damp during the rainy season, Santa Lucia Mts. Comment
  CAS-BOT-BC112549  Isolepis cernua R. F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, among pines north of town. Comment
  UCSB69401  Isolepis cernua Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 200 feet SW of back dune, 500 feet from access road. 4 Comment
  RSA770181  Juglans californica var. hindsii David J. Keil 2010-6-3 30847 San Luis Obispo San Luis Obispo, Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  OBI73459  Juglans hindsii David J. Keil 2010-6-3 30847 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  SBBG44865  Juncus bufonius L. W. Edge 1972-5-9 170 San Luis Obispo Hwy 41, W of Atascadero Comment
  RSA586074  Juncus bufonius var. bufonius M. D. Proctor, E. A. Young 1993-4-16 ROB 0440 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: Dughi Spring. Comment
  SBBG92635  Juncus hesperius C. F. Smith 1957-10-16 5645 b San Luis Obispo Dune Lakes, S of Oceano Comment
  UC1101008  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1948-9-9 672 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club) Comment
  UC771764  Juncus textilis R. F. Hoover 1946-11-3 6550 San Luis Obispo Steiner Creek Serrano Canyon Comment
  UC2027173  Juncus xiphioides Greg Wilvert 2005-5-31 454 San Luis Obispo Southeast Half of the Caliente Range: Padrones Spring Comment
  RSA585889  Juncus xiphioides F. L. Johnson, E. A. Young 1993-5-27 ROB 0669 San Luis Obispo Inventory of Camp Roberts and Camp San Luis Obispo: 0.5 km NE of Chorro Res. Comment
  HSC97745  Juniperus californica Richard Spjut, Susan Casterline 2002-2-18 14602 San Luis Obispo Hwy. 58 W of Bakersfield 520 Comment
  LA209288  Keckiella breviflora Roxana S. Ferris; 1939-6-16 9780 San Luis Obispo Santa Lucia Mountains, Jack Creek bridge on Dover Canyon Rd Comment
  UC1063226  Keckiella cordifolia H. C. Lee 1936-6-1 643 San Luis Obispo 0.25 mi w B.M. 1853; Santa Barbara National Forest, Nipomo Quad. 609 Comment
  UCR160379  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9609 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  JEPS99169  Kickxia spuria Clare B. Hardham 1957-9-12 2603 San Luis Obispo Santa Rosa, Cambria Santa Lucia Mountains Comment
  RSA122828  Krascheninnikovia lanata W. A. Peterson 1937-3-20 640 San Luis Obispo Syncline Hill. 701 Comment
  SJSU3367  Krascheninnikovia lanata C. W. Sharsmith 1962-4-21 6824 San Luis Obispo Panorama Hills near foot of Recruit Canyon, Temblor Range Comment
  CAS-BOT-BC340466  Lactuca saligna John Thomas Howell 1964-6-29 40777 San Luis Obispo Cambria Comment
  CAS-BOT-BC340461  Lactuca saligna Clare B. Hardham 1956-10-1 1421 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  CAS-BOT-BC340632  Lactuca serriola Ernest C. Twisselmann 1958-8-27 4740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at Grant's Lake, eastern San Luis Obispo County 609 Comment
  OBI49636  Lagophylla ramosissima David J. Keil 1989-5-3 21204 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  OBI77754  Lagophylla ramosissima Robert F. Hoover 1965-9-19 9624 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC273875  Lamarckia aurea Ernest C. Twisselmann 1966-5-29 12327 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI72639  Lamarckia aurea Mark Graham, Angela Holbrook 2002-2-24 26 San Luis Obispo Near top of W facign cliff at Pirate's Cove at end of Cave Landing Rd in Avila Beach 37 Comment
  OBI35806  Lamarckia aurea Allison Berry 1984-5-3 128 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI56885  Lamarckia aurea Jennifer Stone 1986-3-9 7 San Luis Obispo Voucher for fire succession thesis study, Soil Science Dept, Cal Poly State univ. Site 6. Cuesta Ridge E Comment
  OBI65159  Lastarriaea coriacea Greg Wilvert 2005-5-28 442 -2 San Luis Obispo SE Half of the Caliente Range. 0.5 km W Padrones Cyn 869 Comment
  CAS-BOT-BC334577  Lasthenia californica Alice Eastwood 1927-4-7 14314 San Luis Obispo Morro Comment
  CAS-BOT-BC339042  Lasthenia californica R. F. Hoover 1966-4-20 9832 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC334591  Lasthenia californica Ira L. Wiggins 1929-4-13 3454 San Luis Obispo North end of Cuesta Grade Comment
  CAS-BOT-BC329198  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-12 4453 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley.Soda Lake Road, 2.1 mi S of Simmler 640 Comment
  UC1285404  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  UCR101030  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3218 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  RSA791289  Lasthenia gracilis Ellen Dean, Thomas Starbuck, Margaret Starbuck 2008-3-25 4616 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 583 Comment
  CAS-BOT-BC361268  Lasthenia leptalea Clare B. Hardham 1960-4-20 5462 San Luis Obispo Black Mt., HIghland Dist. 457 Comment
  UC1314955  Lasthenia microglossa R. F. Hoover 1967-4-5 10350 San Luis Obispo between San Juan River and Carrizo Plain (on Highway 58) Comment
  UC1747207  Lasthenia microglossa David Keil with Kathleen Keil 1993-4-1 San Luis Obispo E of Santa Margarita along Hwy. 58 at jct. with La Panza Road Comment
  UC1614513  Lathyrus Charles M. Belshaw 1935-3-30 460 San Luis Obispo near Kern and San Luis Obispo County line Comment
  UC197327  Lathyrus vestitus var. vestitus I. J. Condit Jun 1912 San Luis Obispo San Carpojo Comment
  UCR163524  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9209 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
  OBI13238  Lathyrus vestitus var. vestitus Fred W. Rush May1956 23 San Luis Obispo Mt. San Luis 244 Comment
  UCR67939  Lavatera cretica David J. Keil 1982-3-6 15693 San Luis Obispo Morro Bay region, Atascadero Road near beach in Morro Bay. 5 Comment
  CAS-BOT-BC322146  Layia gaillardioides Clare B. Hardham 1959-4-22 4442 San Luis Obispo Santa Lucia Mountains. Santa Rita Canyon, west of Templeton. Comment
  CAS-BOT-BC321151  Layia glandulosa Ernest C. Twisselmann 1954-3-20 902 San Luis Obispo Temblor Range and Western San Joaquin Valley. Palo Prieta Canyon, near old Rock Quarry, 3.5 miles S of Cholame. Comment
  CAS-BOT-BC321648  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15111 San Luis Obispo La Panza Range. Shell Creek. 419 Comment
  CAS-BOT-BC321656  Layia glandulosa Clare B. Hardham 1959-4-3 4172 San Luis Obispo Santa Lucia Mountains. Sandy hills between Nacimiento and San Antonio. Dam Rd. Comment
  CAS-BOT-BC321672  Layia glandulosa Ira L. Wiggins 1929-4-15 3563 San Luis Obispo Slopes not far from ocean between Guadalupe and Oceana Comment
  JEPS74769  Layia glandulosa L. R. Heckard, T. I. Chuang, and R. C. Bacigalupi 1975-4-22 3978 San Luis Obispo along Calif. route 1, .2 mi w Black Lake junction Comment
  JEPS7494  Layia glandulosa G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3456 San Luis Obispo just e of lowest point in Carrizo Plain (ca. 8 mi se of Soda Lake) 594 Comment
  SBBG110270  Layia glandulosa C. B. Hardham 1965-3-28 12542 San Luis Obispo Bear Trap, San Juan River Comment
  UC455576  Layia glandulosa I. J. Condit 1908-4-4 San Luis Obispo w San Luis Obispo; Osos Valley Comment
  SBBG109795  Layia heterotricha C. B. Hardham 1959-6-6 4393 San Luis Obispo ca. 2 mi E of Bee Rock Comment
  RSA0008486  Layia heterotricha D. D. Keck 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, 5 miles E. of Cholame, on road to Lost Hills. 579 Comment
  CAS-BOT-BC327281  Layia hieracioides Alice Eastwood; John Thomas Howell 1937-4-23 3885 San Luis Obispo Nipomo Mesa Comment
  UC1750132  Layia hieracioides David Keil 1998-4-20 26845 San Luis Obispo NW of Paso Robles (on Nacimiento Lake Drive, 2.5 mi W of junction with Chimney Rock Road) Comment
  UC1285381  Layia jonesii R. F. Hoover 1947-4-13 6914 San Luis Obispo on Hwy 1 3 mi nw Morro Bay town Comment
  RSA0001362  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC327648  Layia munzii Ernest C. Twisselmann 1955-3-22 1742 San Luis Obispo Low hills on E shore of Soda Lake, Carissa Plains 594 Comment
  OBI15832  Layia munzii Robert F. Hoover 1967-4-9 10390 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  CAS-BOT-BC327672  Layia munzii Eben McMillan 1958-4-18 43 -5 San Luis Obispo Low hills SE of Soda Lake. 670 Comment
  SJSU3338  Layia munzii C. W. Sharsmith 1962-4-20 6806 San Luis Obispo Carrizo Plain c. 5 mi SE of Simmler Comment
  OBI54380  Layia pentachaeta George Butterworth 1995-5-22 84 San Luis Obispo Carrizo Plain Natural Area T11N, R27W, S16. 100' NW of top of Caliente Peak 1545 Comment
  OBI15823  Layia pentachaeta subsp. pentachaeta Robert F. Hoover 1967-4-9 10403 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC385624  Layia platyglossa David D. Keck 1933-5-4 2180 San Luis Obispo Cambria Comment
  OBI23331  Layia platyglossa J. T. Arnold 1965-4-21 80 San Luis Obispo Cal Poly, Poly Cyn Comment
  UC455579  Layia platyglossa unknown San Luis Obispo s San Luis Obispo (Edna sand hills); Edna sand hills Comment
  UCD134003  Layia platyglossa Marc Meyer 1993-4-3 14 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. NW of Soda Lake Rd. and Simmier Rd. on Soda Lake Rd., adjacent to Soda Lake. Comment
  OBI79110  Lemna minor David J. Keil 2011-11-13 31193 San Luis Obispo San Luis Obispo. Base of hillside behind restaurants and motels along Madonna Road 50 Comment
  RSA633360  Lemna minuta L. C. Wheeler, John L. Mohr 1961-7-15 s.n. San Luis Obispo Oso Flaco Lake. Comment
  SBBG18660  Lemna trisulca M. A. Piehl 1963-8-4 63777 San Luis Obispo N arm of Oso Flaco Lake 3 Comment
  RSA0028217  Lemna turionifera David J. Keil 2013-8-22 31970 San Luis Obispo Turri Road, just west of junction with unpaved private road (1800 Turri Road). Pond in channel of unnamed tributary of Los Osos Creek. 8 Comment
  UC1124455  Lepechinia calycina H. C. Lee 1936-4-9 555 San Luis Obispo 1 1/4 miles ENE of Saddle Peak 518 Comment
  UCR16914  Lepechinia calycina T. P. Krantz, G. Krantz 1979-5-30 s.n. San Luis Obispo Central Coast, Eagle Ranch Land Exchange, on Parcel #5 of proposed land exchange between Eagle Ranch and Los Padres National Forest 610 Comment
  CAS-BOT-BC221515  Lepechinia calycina R. F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  OBI54281  Lepidium dictyotum George Butterworth 1995-4-10 37 San Luis Obispo Carrizo Plain Natural Area. T32S, R21E, S6, SW Qtr. Beside Panorama Rd 1.3 mi N of Soda Lake Rd 589 Comment
  OBI55397  Lepidium dictyotum David J. Keil, with Kathleen A. Keil 1997-3-8 26069 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  JEPS21347  Lepidium dictyotum var. acutidens W. L. Jepson 1927-4-27 12030 San Luis Obispo Cholame 335 Comment
  SEINET13752248 Image available Lepidium didymum Richard R. Halse 2015-1 9366 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  OBI35455  Lepidium draba Melody Dickens 1981-3-30 58 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  CAS-BOT-BC89510  Lepidium jaredii David D. Keck; J. Clausen 1935-4-10 3138 San Luis Obispo East side of Soad Lake, Carrizo Plains. 594 Comment
  RSA121687  Lepidium latipes C. M. Belshaw 1936-3-31 1767 San Luis Obispo 2.6 miles NE of Cayucos. 229 Comment
  CAS-BOT-BC12581  Lepidium nitidum Ira L. Wiggins 1929-4-13 3443 San Luis Obispo Roadside 1.5 mile south of Atascadero. Comment
  OBI33828  Lepidium nitidum Melissa Luckow 1983-2-27 1074 -1 San Luis Obispo hwy 166, 2.3 mi SW of Sierra Madre Rd which leads to Big rocks Comment
  UC524057  Lepidium nitidum Ira L. Wiggins 1932-3-20 5779 San Luis Obispo immediate vicinity Cholame Comment
  CAS-BOT-BC12707  Lepidium oblongum Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon. Comment
  UC1069796  Lepidospartum squamatum G. T. Nordstrom 1937-6-21 1374 San Luis Obispo 2 mi s of Williams Ranch; Adelaida Quadrangle Comment
  OBI22977  Leptochloa fusca subsp. uninervia Richard Teague 1979-11-3 10 San Luis Obispo Morro Bay State Park between rd and crk Comment
  SBBG20597  Leptochloa fusca subsp. uninervia E. C. Twisselmann 1963-12-10 9204 San Luis Obispo Estrella Plains, US Hwy 466, 7 mi E of Paso Robles 243 Comment
  CAS-BOT-BC123159  Leptodactylon californicum subsp. tomentosum Patricia J. Gordon 1981-4-20 823 San Luis Obispo Oso Flaco Lake, dunes N of end of Oso Flaco Road 15 Comment
  POM262037  Leptosiphon liniflorus I. L. Wiggins 1929-5-24 3742 San Luis Obispo Grade 6-8 miles above Shandon on old road to Bakersfield Comment
  RSA0039399  Leptosiphon parviflorus LeRoy Gross, Evan Meyer 2014-4-15 6228 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
  OBI69996  Leptosiphon pygmaeus David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of California Valley and W of Soda Lake Rd on ranch managed by The Nature Conservancy Comment
  OBI16676  Leptosyne douglasii Robert F. Hoover 1965-5-14 9363 San Luis Obispo E Fork Corral de Piedra crk Comment
  OBI16679  Leptosyne douglasii Robert F. Hoover 1948-4-17 7484 San Luis Obispo Fernandez Crk near N end of la Panza range Comment
  UCR122755  Lessingia filaginifolia R. D. Goeden 1998-9-9 s.n. San Luis Obispo Central Coast, Elfin Forest Nature Reserve, Baywood Park, Los Osos 8 Comment
  UC1285343  Lessingia pectinata var. pectinata R. F. Hoover 1946-8-25 6343 San Luis Obispo Price Canyon Comment
  OBI43661  Leucojum aestivum Eric Wise 1983-3-6 1673 San Luis Obispo Atascadero lake Comment
  CDA17623  Leymus mollis subsp. mollis Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region; bayside on Sandspit, Morro Bay. Comment
  RSA755082  Leymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern County line. Comment
  UC1321349  Limonium californicum R. F. Hoover 1966-11-2 10199 San Luis Obispo Baywood Park Comment
  UC575293  Linanthus bigelovii David D. Keck and J. Clausen 1935-4-10 3150 San Luis Obispo 10 mi s Soda Lake; Carrizo Plain 609 Comment
  RSA122991  Linanthus californicus T. M. Hendrix 1937-4-19 37 San Luis Obispo 4.25 miles E. N. E. of Pozo 610 Comment
  JEPS13052  Linanthus liniflorus Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5125 San Luis Obispo 11 mi s, Commatti Canyon, tributary of San Juan Creek Shandon; Commatti Canyon, San Juan Creek 381 Comment
  SEINET8007744  Linanthus parviflorus Joanna Schultz 1993-4-8 1993 -03 San Luis Obispo Shell Creek, Shell Creek, Arenales, Wildlife Refuge. S.L.O. California Comment
  UC932048  Linanthus parviflorus Verne Grant and Alva Grant 1948-5-29 8563 San Luis Obispo n of San Luis Obispo (in School Canyon); School Canyon Comment
  RSA666654  Lithophragma cymbalaria George K. Helmkamp, E. A. Helmkamp 2001-5-2 6617 San Luis Obispo La Panza Range. CA-58. 4.5 miles E of Santa Margarita. 335 Comment
  JEPS6904  Lithophragma parviflorum Roland A. Dede 1949-4-15 634 San Luis Obispo Temblor Mountain Comment
  SBBG112864  Lobularia maritima C. B. Hardham 1957-11-2 2701 San Luis Obispo Old Crk, Cayucos Comment
  UCR65369  Loeflingia squarrosa David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19275 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  OBI16462  Logfia filaginoides Robert F. Hoover 1948-4-29 7493 San Luis Obispo Price Cyn Comment
  OBI49639  Logfia filaginoides David J. Keil 1989-6-3 21225 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  OBI55308  Logfia filaginoides David J. Keil 1998-4-9 26673 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI65063  Logfia filaginoides Greg Wilvert 2005-4-17 277 San Luis Obispo SE Half of the Caliente Range. S end of Quail Cyn Comment
  UC1118401  Logfia filaginoides C. M. Belshaw 1936-3-27 1736 San Luis Obispo 4.5 mi nne Hollister Pk.; Cayucos Quad. 198 Comment
  CAS-BOT-BC283239  Lolium multiflorum Ernest C. Twisselmann 1955-5-27 2035 San Luis Obispo La Panza Range. Upper Navajo Canyon 762 Comment
  CAS-BOT-BC269069  Lolium perenne R. F. Hoover 1964-6-6 8943 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  HSC91738  Lolium perenne Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  RSA191882  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1963-6-12 32249 San Luis Obispo At Arroyo de la Cruz Creek Comment
  UC818814  Lolium temulentum E. O. Wooton 1913-4-16 San Luis Obispo San Luis Obispo Comment
  JEPS15812  Lomatium caruifolium var. caruifolium W. L. Jepson 1927-4-26 12007 San Luis Obispo Carrizo Plain at rd. junction s.e. San Luis Obispo Co., Carrizo Plain 640 Comment
  OBI78886  Lomatium dasycarpum George Butterworth 2013-3-21 895 San Luis Obispo Chimineas Ecological Reserve. San Juan Spur Rd. 602 Comment
  OBI63157  Lomatium dasycarpum Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3929 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, along dirt rd S of main rd (USFS Rd #29S11.3) SW of KSBY television towers at E end of the Cuesta Ridge Botanical Area, about 3.0 mi W of hwy 101 610 Comment
  UC372890  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  OBI3879  Lomatium parvifolium Patricia Wiese 1971-5-31 86 San Luis Obispo Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  SD25198  Lomatium utriculatum Frank F. Gander 1939-5-15 7537 San Luis Obispo Paso Robles Comment
  UC1123048  Lomatium utriculatum P. L. Johannsen 1932-3-8 29 San Luis Obispo La Panza Quad., Buckhorn Canyon Comment
  UC1929721  Lomatium utriculatum Robert F. Thorne, P. Everett 1963-6-8 32177 San Luis Obispo 6 miles NW of Bradley on road to Jolon. Comment
  OBI53530  Lonicera involucrata var. ledebourii Arthur W. Hazebrook 1991-4-19 33 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hIll, stabilizeddunes approx. 30 m up from riapiran corridor that runs E-W along the NE facing side of the hill. Comment
  OBI78621  Loropetalum chinense Brittany Nguyen, Maddy Newton, Mike McTygue 2014-2-13 1 San Luis Obispo Cal Poly San Luis Obispo campus. Near the intersection of University Dr. and South Perimeter Rd. in front of Graphic Arts Building 26. 98 Comment
  POM18655  Lotus grandiflorus var. grandiflorus J. H. Barber 1899-4-23 7485 San Luis Obispo San Luis Obispo Comment
  UC57386  Lotus humistratus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC1583631  Lotus junceus var. biolettii David Keil 1985-6-8 18779 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, s of the arroyo); Arroyo de la Cruz Comment
  UC57458  Lotus micranthus J. H. Barber 1900-4-30 1020 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  UC1129024  Lotus purshianus var. purshianus G. T. Nordstrom 1937-5-16 1241 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quad. 304 Comment
  UC57394  Lotus salsuginosus J. H. Barber May 1899 San Luis Obispo Santa Lucia Mts. Comment
  UCR28922  Lotus salsuginosus David J. Keil 1981-6-20 14902 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
  RSA586559  Lotus salsuginosus var. salsuginosus F. L. Johnson, E. A. Young 1993-5-23 ROB- 0538 San Luis Obispo Boyscout Rd. by Nacimiento River. Comment
  UC1585948  Lotus scoparius Barbara Ertter 1989-6-10 8565 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58, on rd to Navajo Campground, at edge of McGinnis Creek, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  UCR134385  Lotus scoparius var. scoparius George K. Helmkamp 2003-9-19 8155 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CDA15123  Lotus strigosus G. F. Hrusa 1998-4-25 14209 San Luis Obispo La Panza Range; immediately above La Panza Camp. Comment
  UC1129200  Lotus strigosus H. C. Lee 1936-3-10 470 San Luis Obispo 2 mi nnw Camp Hill; San Luis Obispo National Forest, Arroyo Grande Quad. 243 Comment
  UCR122498  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6607 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  UCR4763  Lotus strigosus Frank C. Vasek 1960-4-9 600409- 01 San Luis Obispo Central Coast, Morro Bay State Park: c. 100 yd from Morro Bay along a road below golf course, at junction with a little road coming down the hill from the #12 hole 12 Comment
  RSA15699  Lotus strigosus var. strigosus Carl B. Wolf 1929-4-13 3445 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  OBI12952  Lupinus albifrons Robert F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  UC1129262  Lupinus albifrons G. T. Nordstrom 1937-4-14 1081 San Luis Obispo 2.8 mi e Williams Ranch; Adelaida Quadrangle Comment
  UC1129292  Lupinus albifrons C. M. Belshaw 1936-3-19 1647 San Luis Obispo 0.5 mi ne Santa Manuela School (near Plot 13); Nipomo Quad. 167 Comment
  UC864973  Lupinus albifrons Ynez Winblad 1936-4-16 San Luis Obispo Morro Bay Comment
  OBI36429  Lupinus albifrons Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  OBI72535  Lupinus albifrons M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-5 SLO- 296 San Luis Obispo Camp San Luis Obispo. NW of Chorro Reservoir 150 Comment
  SEINET10936718  Lupinus albifrons Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11886 San Luis Obispo 0.5 mile from lopez lak. Roadside cut Comment
  UC1980245  Lupinus albifrons Daisie Huang 2008-4-27 08042702 San Luis Obispo Hwy 46. Comment
  CAS-BOT-BC201607  Lupinus albifrons var. albifrons Charles Piper Smith 1932-3-25 4529 San Luis Obispo Atascadero, Morro Bay Road Comment
  POM350149  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  CAS-BOT-BC195779  Lupinus albifrons var. albifrons Alice Eastwood 1927-4-8 14369 San Luis Obispo Cavidas (Miossi ranch) Comment
  CAS-BOT-BC196207  Lupinus albifrons var. douglasii W. R. Dudley 1902-4-5 s.n. San Luis Obispo South side of Pecho Hills Comment
  CAS-BOT-BC196420  Lupinus arboreus R. F. Hoover 1964-6-11 9039 San Luis Obispo Just south of Hazard Canyon Comment
  CAS-BOT-BC196423  Lupinus arboreus R. F. Hoover 1961-7-24 8530 San Luis Obispo Piedras Blancas Point Comment
  SBBG107854  Lupinus arboreus C. B. Hardham 1958-5-3 3187 San Luis Obispo top of Cuesta Comment
  UC1334654  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 c San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UCR130717  Lupinus arboreus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4892 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 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
  OBI60072  Lupinus bicolor David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  OBI31457  Lupinus bicolor Joy Nishida, Robert Allen 1982-4-10 248 San Luis Obispo Near stram in American Cyn campground 524 Comment
  OBI78118  Lupinus bicolor Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  OBI47567  Lupinus cervinus David J. Keil, Art Webster 1984-4-29 18187 San Luis Obispo Lopez Wilderness area Comment
  OBI12925  Lupinus cervinus Robert F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mtn above San Simeon Comment
  OBI54020  Lupinus chamissonis Unknown 1993-9-15 s.n. San Luis Obispo Arroyo Grande, at 1598 Hillcrest Comment
  SBBG80876  Lupinus chamissonis C. F. Smith 1968-7-30 10102 San Luis Obispo Oceano St Beach Park Comment
  UCR132065  Lupinus chamissonis George K. Helmkamp 2003-7-29 8043 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI53455  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 88 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SBBG51296  Lupinus chamissonis J. Doty 1969-4-25 643 San Luis Obispo State Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  UCSB45233  Lupinus chamissonis Mead, K. 1979-4-13 San Luis Obispo Roadside at Nipomo Mesa, 6 miles west of Guadalupe, on Highway 1 33 Comment
  OBI12918  Lupinus concinnus Robert F. Hoover 1967-5-5 10522 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI12891  Lupinus hirsutissimus Robert F. Hoover 1947-3-2 6645 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI55232  Lupinus hirsutissimus Greg Frugoli 1997-4-7 14 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres Natl Forest hwy 58 burn area 823 Comment
  UCR227375  Lupinus ludovicianus Daisie Huang 2007-4-17 70417- 01 San Luis Obispo Along Hi Mountain Road 193 Comment
  CAS-BOT-BC207236  Lupinus ludovicianus Ernest C. Twisselmann 1972-4-1 18595 San Luis Obispo Canyon of Arroyo Grande Creek, ca. 4.5 miles east of Lopez Dam 243 Comment
  JEPS87098  Lupinus ludovicianus Teresa Sholars, Barbara Ertter, Rhonda Riggins 1987-4-12 641 San Luis Obispo Arroyo de La Grande area e Arroyo Grande (on High Mt. Rd., Upper Lopez Canyon intersection and mi se); Arroyo de La Grande area e of Arroyo Grande Comment
  OBI56910  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 mi SE of American Cyn Camp Rd, 3 mi NW Avenales Guard Station Comment
  RSA659040  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-12 1180 San Luis Obispo Wellsona Road just S of junction with River Road, N Pasa Robles. Comment
  CDA27482  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Road, 0.9 mile northeast of junction with County Road 285. West side of Temblor Range. 0 Comment
  OBI56799  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  JEPS108091  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-9 1150 San Luis Obispo Hwy. 166, 2.7 mi E Cuyama River, 3.2 mi E Sierre Madre Road Comment
  OBI48412  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
  OBI48440  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd. just E jct with Cypress Mtn Rd Comment
  OBI48458  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1174 San Luis Obispo Bank of rd cut, Cable Corral Rd and hwy 166 at Rock Face Ranch Comment
  OBI48486  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-19 1185 San Luis Obispo Roadside and fields along rd paralleling San Juan Crk, 1.2 mi S Gillis Cyn-Camatti cyn Rd Comment
  UC1285124  Lupinus microcarpus var. microcarpus R. F. Hoover 1953-5-16 8306 San Luis Obispo ne Simmler (summit of Temblor Range); summit of Temblor Range Comment
  UCSB15374  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-29 San Luis Obispo Roadcut 8.5 miles east of Santa Margarita; La Panza Range on main road to Carrizo Plain 396 Comment
  UCSB17633  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-29 San Luis Obispo Roadcut 8.5 miles east of Santa Margarita; La Panza Range on main road to Carrizo Plain 396 Comment
  OBI26011  Lupinus nanus David J. Keil 1981-5-16 14597 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC865346  Lupinus nanus Ynez Winblad 1936-4-16 San Luis Obispo Morro Bay Comment
  UCR163606  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9196 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
  RSA15696  Lupinus nanus subsp. nanus Carl B. Wolf 1929-4-13 3442 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  RSA614570  Lupinus nanus subsp. nanus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 A San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  SEINET10451633  Lupinus nanus subsp. nanus David B. Dunn, Carl C. Epling Dunn 2203 San Luis Obispo Collected at santa margarita. Comment
  UC454941  Lupinus truncatus E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon San Luis Obispo, California Polytechnic School, Perfumo Cany (S<an> L<uis> O<bispo>) Comment
  UC195633  Lupinus truncatus I. J. Condit 1912-4-27 San Luis Obispo Berros Comment
  RSA113148  Lupinus vallicola subsp. apricus Roxana S. Ferris 1955-5-23 12797 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  OBI33339  Luzula campestris David J. Keil 1982-3-20 15773 San Luis Obispo Central Coast/South Coast Range; San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  OBI58910  Luzula macrantha David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27469 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
  OBI79476  Luzula macrantha David J. Keil, with Matt Ritter and Jepson Herbarium Weekend Workshop participants 2012-4-21 31294 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  SEINET7067562  Lychnis coronaria A. G. Vestal 1947-6-25 s.n. San Luis Obispo About 2 miles southeast of Cambria on Route 1. Coordinate datum: NAD27. Comment
  OBI17772  Lysimachia arvensis Dave Imper 1977-3-21 61 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI31690  Lysimachia arvensis Smeltzer, Turnquist 1982-4-12 39 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI66858  Lythrum californicum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29583 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
  OBI65882  Lythrum hyssopifolia D. R. Miller 1994-6-8 694 -421 San Luis Obispo Pine Mt Region. From Egeberg pond edge: San Simeon Crk drainage 610 Comment
  CAS-BOT-BC343891  Madia elegans R. F. Hoover 1952-5-25 8223 San Luis Obispo Caliente Mt. Comment
  HSC92020  Madia elegans Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park, Hayard Canyon eastern boundary, between MDO 2 and 3 Comment
  CAS-BOT-BC343896  Madia elegans Clare B. Hardham 1956-6-6 7328 San Luis Obispo Santa Lucia Mountains. South Branch Las Tablas Creek Comment
  CAS-BOT-BC343316  Madia gracilis G. F. Hrusa 1995-5-28 12206 San Luis Obispo Black Butte Research Natural Area. At E base of Ridge 2 500 Comment
  CAS-BOT-BC343320  Madia gracilis R. F. Hoover 1964-6-12 9059 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  RSA605847  Madia gracilis R. S. Woglum 1937-5-15 1718 San Luis Obispo Outer South Coast Ranges: Paso Robles to Cayucos; Santa Lucia Range. Comment
  OBI74935  Madia radiata George Butterworth 2010-3-29 771 San Luis Obispo Chimineas; E Grantline 607 Comment
Read comments
Aug 21 2017
  OBI15738  Madia sativa Robert F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  POM29915  Madia sativa Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC345102  Madia sativa R. F. Hoover 1969-8-1 11512 San Luis Obispo Cambria Comment
  SD88443  Madia sativa Darley F. Howe 1972-6-23 San Luis Obispo 0.3 mile north of Pico Creek on Highway 1. Comment
  UC1392799  Madia sativa R. F. Hoover 1969-7-18 11493 San Luis Obispo Arroyo Grande, Oak Park District Comment
  SBBG114994  Malacothamnus jonesii D. Wilken with E. Painter, T. Slotta 2002-5-28 15908 San Luis Obispo Calf Cyn, along St Hwy 58, ca. 0.2 km SW of jct with St Hwy 229 400 Comment
  SBBG112397  Malacothamnus jonesii D. Keil, V. L. Holland 1999-5-4 28328 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts Comment
  CAS-BOT-BC216167  Malacothamnus palmeri Alice Eastwood 1926-4-28 13606 San Luis Obispo Cambria Comment
  LA41789  Malacothamnus palmeri Roxana S. Ferris; 1939-6-18 9791 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd, just below the summit 670 Comment
  UC573222  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 mi se Williams Ranch; Adelaide Quadrangle 335 Comment
  UCD166286  Malacothrix californica Jack Major 1962-4-22 798 San Luis Obispo San Luis Obispo County: Shell Creek north of Creston-Simmler HWY on road to Shandon about 1/2 mile. (Exact location unknown. Coordinates estimated by label maker.) (Creston-Simmler HWY is present day HWY 58.) 390 Comment
  OBI54481  Malacothrix clevelandii Matthew Arterburn 1997-4-28 69 San Luis Obispo Fris Camp near Black Mtn, La Panza Range Comment
  CAS-BOT-BC347335  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  UC1285061  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo hill w Shell Creek Comment
  OBI15647  Malacothrix incana Robert F. Hoover 1946-12-17 6577 San Luis Obispo Oceano Beach Comment
  RSA0021798  Malacothrix incana David J. Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. 8 Comment
  RSA95028  Malacothrix incana F. W. Peirson 1920-7-29 2225 San Luis Obispo 1 mile south of Pismo Beach. Comment
  UC1872976  Malosma laurina David Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 mi off Lopez Drive on Hondanada Road. Comment
  CAS-BOT-BC206675  Malva assurgentiflora Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Rossevelt Highway N of San Simeon Comment
  CAS-BOT-BC206680  Malva assurgentiflora R. F. Hoover 1946-12-15 6572 San Luis Obispo North end of Morrow Bay Comment
  OBI36943  Malva nicaeensis Eric Wise 1982-4-29 1410 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI81017  Malva nicaeensis Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2014-4-24 8 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of the Arroyo Grande Creek. 14 Comment
  RSA0004207  Malvastrum jonesii Marcus E. Jones 1902-6-26 223 San Luis Obispo Paso Robles. Comment
  OBI32652  Marah fabacea David J. Keil 1982-5-2 15893 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI42372  Marah fabacea David J. Keil 1986-4-8 19138 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  SD245345  Marah fabacea Tyler Lutz 2013-2-17 4 San Luis Obispo Hillside behind 259 Squire Canyon Road. 64 Comment
  OBI17517  Marah fabacea Lynne D. Althouse 1977-5-3 65 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  OBI4234  Marah fabacea Albert Earl 1971-1-26 19 San Luis Obispo Along roadside See Canyon rd 2 mi W of Los Osos jctn 274 Comment
  OBI13680  Marrubium vulgare P. J. Justen 1966-4-29 22 San Luis Obispo Poly Cyn Comment
  OBI78253  Marrubium vulgare Craig Woods 1978-5-23 56 San Luis Obispo E side of Carrizo Plain along Sim. Soda lake rd, approx 2.5 mi NW of Hurricane rd 762 Comment
  OBI72250  Matricaria discoidea Anthony Baniaga, Theo Fitanides 2010-3-27 74 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Dirt carpark E of Oak Shores Rd 345 Comment
  CAS-BOT-BC348075  Matricaria discoidea Clare B. Hardham 1957-4-19 1687 San Luis Obispo Santa Lucia Mountains. A mile west of Templeton Comment
  OBI17411  Matricaria discoidea Lynne Dee Althouse 1977-5-22 100 San Luis Obispo Wolfe's Horse ranch, near San Luis High school Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  SBBG118094  Medicago lupulina E. Painter, M. Wetherwax, K. Keil, K. Downing, J. Olson 2000-5-16 CR 85 San Luis Obispo Nacimiento River floodplain, up stream from Twin Bridges; Camp Roberts 180 Comment
  OBI31788  Medicago polymorpha Smeltzer, Turnquist 1982-4-6 6 San Luis Obispo SE side of Laguna lake Park Comment
  SBBG107943  Medicago polymorpha C. B. Hardham 1961-4-14 7385 San Luis Obispo Protestant Cemetery, Cambria Comment
  CDA43353  Medicago praecox David J. Keil, Matt Ritter, Dan Sinton, et al. 2012-4-12 31264 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. Comment
  OBI79177  Medicago praecox David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31264 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 506 Comment
  OBI57873  Melica californica David J. Keil 1999-4-29 28298 San Luis Obispo Camp Roberts, McMillan Airfield, area to N of existing runway on N side of Generals Rd Comment
  OBI50150  Melica californica Michael Curto 1990-5-12 643 San Luis Obispo Santa Lucia Mts, Los Padres NF, Stony crk CG, T31S R16E S21 SE1/4 610 Comment
  CAS-BOT-BC281675  Melica imperfecta Clare B. Hardham 1957-5-4 1857 San Luis Obispo Santa Lucia Mts. Tierra Redondo Comment
  CAS-BOT-BC281683  Melica imperfecta Clare B. Hardham 1959-5-6 4427 San Luis Obispo Santa Lucia Mts. Bee Rock Rd to Nacimiento Lake Comment
  CAS-BOT-BC281680  Melica imperfecta H. C. Lee 1936-3-10 475 San Luis Obispo 0.5 mile S of Indian Knob Comment
  OBI21998  Melica imperfecta Robert F. Hoover 1950-5-22 7926 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  OBI6934  Melica imperfecta Keith McConnelly 1975-5-9 132 San Luis Obispo NE slope of Cerro San Luis Obispo, 1 mi W of San Luis Obispo 259 Comment
  CAS-BOT-BC264272  Melica torreyana Clare B. Hardham 1961-5-17 7077 San Luis Obispo Near Burnett Peak, Santa Lucia Mountains 762 Comment
  OBI22005  Melica torreyana Robert F. Hoover 1947-5-31 7254 San Luis Obispo Rinconada Mine W of Pozo Comment
  OBI69685  Melica torreyana Steven A. Junak, David A. Young & Tina J. Ayers 1989-4-27 3955 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along main rd (USFS rd #29S11.3) 0.1 mi E of W boundary sign for the Cuesta Ridge Botanical Area, about 5.3 mi W of Hwy 101 786 Comment
  SEINET11261295  Melilotus indicus Robert L. Johnson 2015-7-30 4046 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  UC16154  Melilotus indicus W. H. Brewer 1861-4-27 482 San Luis Obispo San Luis Obispo Comment
  OBI78152  Melilotus officinalis Hans Wilgenburg 1977-8-11 31 San Luis Obispo Cal Poly campus. Vineyard on Radio Hill Comment
  SBBG6411  Mentha canadensis C. B. Hardham 1958-9-16 3851 San Luis Obispo San Marcos Crk near Oak Flat Rd Comment
  UC1321253  Mentha canadensis R. F. Hoover 1966-9-16 10022 San Luis Obispo 2 mi n Santa Margarita (Santa Margarita Creek); Santa Margarita Creek Comment
  OBI13664  Mentha canadensis Robert D. Page 1963-10-26 204 San Luis Obispo 3 mi E Routzhan County park along Pozo Rd on bank of old Beaver Pond Comment
  UC771644  Mentha canadensis R. F. Hoover 1946-8-24 6325 San Luis Obispo near Laguna near San Luis Obispo Comment
  UC2027469  Mentzelia affinis Greg Wilvert 2005-3-21 17 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  UCSB13435  Mentzelia affinis Blattau, Jim 1962-4-18 San Luis Obispo Along roadside of Highway 166-399, 13.2 miles south of Maricopa 838 Comment
  UC454533  Mentzelia micrantha I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  OBI47509  Mentzelia micrantha David J. Keil 1986-5-2 19357 San Luis Obispo Cuesta Ridge East. Turnoff to rd to radio facility N of Mt Lowe on Cuesta Ridge rd ca. 4 mi from jctn with US Rte 101 671 Comment
  OBI12503  Mentzelia pectinata Robert F. Hoover 1967-4-9 10402 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  OBI57075  Mentzelia pectinata G. F. Hrusa 1998-3-28 14182 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Hills immed to S of Elkhorn Grade Rd. Quad Ballinger Cyn 7.5 850 Comment
  SBBG28635  Mentzelia pectinata E. C. Twisselmann 1967-5-8 13018 San Luis Obispo Shell Crk fork of Camatta Cyn 472 Comment
  UCR1388  Mentzelia pectinata Frank C. Vasek 1960-5-6 600506- 21 San Luis Obispo Inner South Coast Range, [Camatta Creek] Road, 1.5 mi north of junction with La Panza (Paso Robles) to Simmler Road 442 Comment
  OBI12475  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  RSA696446  Mesembryanthemum aequilaterale Keith E. Hoffmaster 1935-7-3 678 San Luis Obispo Oceano. Comment
  CAS-BOT-BC428912  Micranthes californica Alice Eastwood 1927-4-9 14392 San Luis Obispo Atascadero road Comment
  UCR122492  Micropus californicus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6640 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  CAS-BOT-BC348564  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 Comment
  OBI56737  Microseris douglasii David J. Keil 1998-6-5 27625 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  CAS-BOT-BC349000  Microseris douglasii subsp. douglasii R. F. Hoover 1949-5-1 7649 San Luis Obispo Cholame Valley, at junction of Cottonwood and Polonio Pass roads Comment
  CAS-BOT-BC349003  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1965-4-12 10501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Head of Palo Prieta Canyon 670 Comment
  OBI64563  Microseris douglasii subsp. douglasii David J. Keil 2001-3-28 29219 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  UC455853  Microseris douglasii subsp. douglasii E. P. Unangst 1906-4-30 San Luis Obispo Stenner Comment
  SBBG34949  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo Mtn Comment
  JEPS35280  Microseris douglasii subsp. tenella R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi e Creston (on La Panza road) 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
  UC1750129  Microseris elegans David Keil 1998-4-7 26585 San Luis Obispo S of Creston on Hwy 229, 1.4 mi S of Rocky Canyon Rd. 384 Comment
  OBI56726  Microseris elegans David J. Keil 1998-5-4 27056 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI11283  Microsteris gracilis R. J. Rodin 1957-4-9 6131 San Luis Obispo Near Summit of Cuesta Pass, 4 mi N of San Luis Obispo Comment
  OBI29575  Mimulus aurantiacus var. aurantiacus Melissa Luckow 1981-6-25 690 San Luis Obispo N of San Simeon Beach Comment
  UC1392901  Mimulus cardinalis R. F. Hoover 1969-7-12 11454 San Luis Obispo 4 mi w Paso Robles (on Peachy Canyon road) Comment
  UC103747  Mimulus fremontii var. fremontii E. Palmer, M. D. 1876-7-22 322 San Luis Obispo opposite St. Simeon Bay; Pine Mt.; Pine Mt. opposite St. Simeon Bay, San Luis Obispo Co. Comment
  UC1302330  Mimulus fremontii var. fremontii Clare B. Hardham 1961-4-26 6921 San Luis Obispo w Adelaida; Franklin Creek Comment
  SBBG104914  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-20 ROB 284 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG12807  Mimulus guttatus E. R. Chandler 1962-6-13 866 San Luis Obispo edge of Oso Flaco Lake 15 Comment
  OBI39484  Mimulus guttatus David J. Keil 1983-10-30 18032 San Luis Obispo Rocky cyn Crk E of Atascadero Comment
  UC26910  Mimulus pilosus L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  OBI57334  Minuartia douglasii David J. Keil 1998-5-6 27128 San Luis Obispo E of San Miguel along Cross Canyon Rd., 1.8 mi W of junction with Ranchita Canyon Rd. Comment
  OBI69968  Minuartia douglasii David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  CAS-BOT-BC384020  Mirabilis jalapa Ernest C. Twisselmann 1959-11-2 5906 San Luis Obispo Oceano Road, 3.2 miles south of Arroyo Grande 12 Comment
  OBI13646  Monardella breweri subsp. breweri Robert F. Hoover 1952-5-25 8229 San Luis Obispo Caliente MT Comment
  CDA17938  Monardella crispa Austin Griffiths 1987-5-18 18186 San Luis Obispo Pismo Dunes; Along southern sandridge midway of Big Coreopsis Hill. 0 Comment
  OBI53012  Monardella palmeri Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See cyn Comment
  UC771773  Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI58393  Monardella sinuata subsp. sinuata Austin P. Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; just SE of Shark Inlet, Morro Bay Comment
  CAS-BOT-BC220269  Monardella undulata David D. Keck 1933-5-5 2211 San Luis Obispo Oceano, southwestern San Luis Obispo County Comment
  CLARK-A1045-1336  Monardella undulata George K. Helmkamp 1977-7-4 San Luis Obispo Los Osos vacant lot; ; Morro Bay S 7.5'Q 30 Comment
  RSA797957  Monardella undulata E. A. Purer 1931-8-6 2236 San Luis Obispo Oceano. Comment
  CAS-BOT-BC220278  Monardella undulata subsp. crispa R. F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender railroad siding 500 Comment
  CAS-BOT-BC220286  Monardella undulata subsp. crispa R. F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  LA104400  Monardella undulata subsp. crispa Robert F. Thorne; 1968-6-7 37777 San Luis Obispo Jcak (Jack ?) Lake, 3 mi S of Oceano Comment
  SD40064  Monardella undulata subsp. crispa Edith A. Purer 1933-7-20 5058 San Luis Obispo 5.0 miles north of Guadalupe. 29 Comment
  SD72258  Monardella undulata subsp. crispa Austin Griffiths Jr. 1967-8-13 5381 San Luis Obispo Nipomo Dunes. 29 Comment
  UC1284948  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge Santa Maria Valley on Guadalupe-Arroyo Grande road Comment
  OBI28508  Monardella undulata subsp. undulata David J. Keil 1982-7-2 16277 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  OBI46286  Monardella undulata subsp. undulata David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18091 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 1000 Comment
  OBI53904  Monardella undulata subsp. undulata Arthur W. Hazebrook 1992-11-14 171 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  SBBG93773  Monardella villosa var. obispoensis S. A. Junak 1990-7-12 4398 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 716 Comment
  OBI55590  Monolepis nuttalliana George Butterworth 1998-3-31 230 San Luis Obispo Carrizo Plain Natual Area. On Simmler Rd, 1/4 mi E of Soda Lake Rd T31S, R20E, S29 584 Comment
  OBI18702  Monolopia lanceolata unk 1952-3-15 11 San Luis Obispo Choice Valley 2 mi S 9 mi E Shandon Comment
  SBBG123229  Monolopia lanceolata D. Keil with K. Keil 2001-4-20 29343 San Luis Obispo Shell Crk Rd, 0.5 mi N of jct with Hwy 58 457 Comment
  SBBG89187  Monolopia lanceolata C. F. Smith 1957-4-21 5158 San Luis Obispo Hwy 399 (St Hwy 33), E of Hwy 166 turnoff to Maricopa Comment
  UCD134597  Monolopia lanceolata K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC349440  Monolopia lanceolata Eben McMillan 1951-3-10 s.n. San Luis Obispo Wreden Ranch, junction of San Luis Obispo County and Kern County, overlooking San Joaquin Valley 762 Comment
  RSA8282  Monolopia lanceolata I. L. Wiggins 1932-3-20 5785 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC1484364  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 84 San Luis Obispo 11.7 km (7.3 mi) nw of border of Kern County on road n Twisselman Lake to Cholame (Cholame Valley Road) (0.8 km (0.5 mi) se of Highway 41 (Cholame-Kettleman City Road)) Comment
  OBI81227  Monolopia stricta David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20391 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  SBBG97419  Monolopia stricta C. F. Smith 1991-4-9 12178 San Luis Obispo rd to Crocker Grade, SE of Soda Lake Comment
  SBBG1952  Montia fontana C. B. Hardham 1960-4-4 5316 San Luis Obispo outlet of Cantinas Crk Comment
  SD40221  Morella californica Edith A. Purer 1940-8-1 7986 San Luis Obispo Oso Flaco Lake. Comment
  CHSC106843  Mucronea californica Barbara Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery ca 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  SBBG1400  Mucronea californica C. B. Hardham 1958-5-31 3465 San Luis Obispo North Traffic Way, Atascadero Comment
  CAS-BOT-BC109021  Mucronea californica R. F. Hoover 1956-5-13 677 San Luis Obispo Bridge across Huero Huero, south of Huero Huero School. Comment
  SEINET10479882  Mucronea californica James L. Reveal, C. Rose Broome; Clare B. Hardham 1987-6-18 Reveal 6484 San Luis Obispo Nipomo Mesa in Los Berros, on sand dunes north of Dale Avenue, 0.1 mile east of Wagon Wheel Way and 0.4 mile west of the Union Oil Summit Pumping Station, associated with chaparrel species at about 400 feet elevation in secs. 35, T.12N., R.35W, about 4 airline miles northwest of Nipomo. 120 Comment
  UC771749  Mucronea californica R. F. Hoover 1946-6-30 6221 San Luis Obispo nw Cammatti Ranch; north base of the Panza Range Comment
  UCSB57201  Mucronea californica Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo On east side of Hwy. 229 about 1/4 mile north from jct. with Hwy. 58; just northeast of Santa Margarita 396 Comment
  CAS-BOT-BC415974  Mucronea perfoliata Alice Eastwood 1902-6-14 s.n. San Luis Obispo La Panza, near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  OBI10908  Mucronea perfoliata var. opaca Robert F. Hoover 1947-5-31 7248 San Luis Obispo Navajo Crk, E side of La Panza range Comment
  SBBG104774  Muhlenbergia rigens F. L. Johnson, E. A. Young 1993-5-25 ROB 613 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  UCSC004620  Muilla maritima Randall Morgan 2005-2-22 4342 San Luis Obispo Carrizo Plain, Soda Lake Comment
  OBI55339  Myosurus minimus David J. Keil, with Kathleen A. Keil 1998-4-4 26566 San Luis Obispo Carrizo Plain N of Soda Lake. Along Seven Mile Rd., 2.5 mi. from Soda Lake Rd. Comment
  SD249089  Najas guadalupensis David J. Keil, Kathleen Keil 2002-7-27 29900 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 395 Comment
  UC1133138  Nassella cernua C. A. Graham 1939-4-14 536 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quadrangle Comment
  UC573396  Nassella cernua T. M. Hendrix 1937-5-11 172 San Luis Obispo 3 3/4 mi ne Huerhuero School; Pozo Quadrangle 472 Comment
  UC463202  Nassella cernua Roxana S. Ferris 1929-4-16 7684 San Luis Obispo 6 mi e Moro Bay (road to Atascadero) Comment
  CAS-BOT-BC260013  Nassella lepida Alice Eastwood; John Thomas Howell 1936-5-6 2212 San Luis Obispo Chorro Creek Comment
  UC1133155  Nassella lepida P. L. Johannsen 1936-3-21 722 San Luis Obispo 1 mi ne junction San Luis Obispo Creeke and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle 228 Comment
  SBBG93800  Nassella pulchra S. A. Junak 1990-5-15 4325 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  RSA796311  Nassella pulchra W. R. Ferren 1984-4-18 2727 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  UCD23585  Nassella pulchra Larry E. Brown 1970-3-16 1739 San Luis Obispo Cuesta Ridge north of San Luis Obispo. Comment
  OBI15138  Nasturtium gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC65032  Nasturtium gambelii Robert F. Hoover 1947-8-2 7345 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande. Comment
  OBI14962  Nasturtium officinale P. J. Justen 1966-4-30 25 San Luis Obispo W side of the Cal Poly's Swine Unit Comment
  UC1392769  Navarretia hamata subsp. parviloba R. F. Hoover 1969-7-18 11485 San Luis Obispo Price Canyon Comment
  SBBG114724  Navarretia mitracarpa D. Wilken with E. Painter, M. Wetherwax 2002-4-25 15890 San Luis Obispo hills immediately N of Camp Roberts, ca. 2.1 km SE of mouth of Orofino Cyn, ca. 1.5 km NNE of sharp bend of the Nacimiento River 260 Comment
  OBI11313  Navarretia mitracarpa Robert F. Hoover 1946-6-2 6129 San Luis Obispo La Panza district, E of pine belt, not far from San Juan R, quite near la Panza Ranch Comment
  OBI56239  Navarretia mitracarpa D. R. Miller 1992-6-5 692 1 A San Luis Obispo Santa Lucia Mts, W facing slope of Pine Mtn, near south orchard area on Cole Ranch 732 Comment
  SBBG123043  Nemacaulis denudata D. Keil 2000-6-1 28797 San Luis Obispo Guadalupe Dunes N of Oso Flaco Lake Comment
  UC1928091  Nemacaulis denudata var. denudata David Keil 2000-6-1 28797 San Luis Obispo Guadalupe Dunes north of Oso Flaco Lake, near fenced boundary with actively used off road vehicle area. Comment
  OBI21000  Nemacladus californicus Robert F. Hoover 1952-5-24 8200 San Luis Obispo Caliente mtn Comment
  CAS-BOT-BC410995  Nemacladus gracilis Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-24 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  SEINET10460980  Nemacladus gracilis Hardham 1956-5-12 HARDHAM 663 San Luis Obispo Intersection of Shale Creek road and Cammatta road Comment
  JEPS19912  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo intersection of Parkhill Road and Creston-Santa Margarita Road Comment
  SBBG16981  Nemacladus secundiflorus var. secundiflorus C. B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo headwaters of S fork of Huerhuero River, Klein Ranch, Pozo-Arroyo Grande Rd Comment
  SBBG112378  Nemophila menziesii var. menziesii D. Keil 1985-3-31 18519 San Luis Obispo St Hwy 58, ca. 100 m E of jct with Huerhuero Rd Comment
  UCSC008900  Nemophila pedunculata Randall Morgan 2014-5-4 5601 San Luis Obispo Calf Canyon Comment
  OBI69781  Nerium oleander D. R. Miller 1993-8-18 893 -44 San Luis Obispo Pine Mt Region. At old Edmunson homestead. Coast sloep of little Pine mt 792 Comment
  OBI48212  Nicotiana glauca David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21328 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obsipo Comment
  OBI9174  Nicotiana quadrivalvis Robert F. Hoover 1969-7-3 11409 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI62448  Nicotiana quadrivalvis Bernard Miossi 1939-8-2 139 San Luis Obispo in bed of Salinas River, 6 mi N of Santa Margarita 274 Comment
  OBI29088  Notholithocarpus densiflorus var. densiflorus Karen Symonds 1982-7-25 39 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  OBI54442  Nuttallanthus texanus Matthew Arterburn 1997-3-14 7 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  SBBG107643  Nuttallanthus texanus C. B. Hardham 1958-3-4 2852 San Luis Obispo near Leffingwell Crk, Cambria Comment
  RSA77092  Oemleria cerasiformis F. W. Peirson 1925-3-25 5672 San Luis Obispo Morro Creek 366 Comment
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UC771666  Oenanthe sarmentosa R. F. Hoover 1946-8-24 6323 San Luis Obispo Laguna near San Luis Obispo; Laguna Comment
  OBI59301  Opuntia X vaseyi David J. Keil 2001-6-26 29623 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  SBBG122327  Opuntia X vaseyi D. Keil 2001-6-26 29623 San Luis Obispo Camino Mercado, ca. 0.2 mi N of jct with W Branch Street; Arroyo Grande Comment
  OBI77076  Opuntia ficus-indica M. G. McLeod 1973-11-17 1255 San Luis Obispo Along water course about 40m. E of MGM #1265 Comment
  SD245314  Opuntia phaeacantha David J. Keil 2012-7-18 31471 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. Roadside at base of hill. 43 Comment
  OBI58227  Orobanche californica subsp. grandis Austin P. Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit immed SE of Shark Inlet, Morro Bay Comment
  OBI81126  Orobanche uniflora Jason Dart, A. Weichert 2010-3-26 354 -H43 San Luis Obispo Hind River Ranch, in a narrow side canyon on the west side of the Salinas River, south of Crescent Lake, approximately 1.5 miles east of the intersection of Highway 58 and Pozo Road 331 Comment
  UC444923  Orobanche vallicola E. Palmer, M. D. 1876-6-1 338 San Luis Obispo Coast Range n of San Luis Obispo, probably in vicinity of San Luis Obispo San Luis Obispo; Coast Range Comment
  RSA0054979  Orthocarpus purpurascens A. L. Haines 1951-4-29 5123 San Luis Obispo 2 miles So. of Oceano. 15 Comment
  OBI35255  Oxalis corniculata H. E. Jones 1981-5-18 5 San Luis Obispo Point Piedras Blancas Comment
  OBI83594  Oxalis micrantha Michael Walgren 2016-4-6 534 San Luis Obispo Collected "in San Simeon State Park on the inland side of Highway 1 about .4 miles north of the intersection of the northern terminus of Moonstone Beach Dr. and Highway 1. 14 Comment
  OBI17606  Oxalis oregana Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo In Redwood Gulch, off of hwy 1, about 8 mi N of San Simeon Comment
  CHSC113830  Oxalis pes-caprae Richard R. Halse 2011-3-22 8144 San Luis Obispo Along State Hwy. 1 ca. 2 miles south of San Simeon, where San Simeon Creek enters the Pacific Ocean. 3 Comment
  OBI42243  Oxalis pes-caprae Dan Harrington 1984-2-1 9 San Luis Obispo Montecio Rd, off hwy 1, Cayucos. 1/2 mi E of main entrance of Whale Rock Reservoir Comment
  OBI66718  Oxalis pes-caprae David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29763 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UCR141945  Oxalis pes-caprae George K. Helmkamp 2003-12-18 8230 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  OBI51288  Oxalis pilosa Jan Barber 1994-3-21 101 San Luis Obispo San Simeon State Park. N of Washburn campground Comment
  OBI80391  Oxalis pilosa Daniella Anthony 2015-2-1 3 San Luis Obispo Morro Bay Quarry Trail, 2 feet after trail divides into two 46 Comment
  POM264857  Paeonia californica Lincoln Constance, Alan A. Beetle 1940-3-22 2532 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range. 457 Comment
  UCSB17670  Paeonia californica Breedlove, Dennis 1962-3-29 San Luis Obispo On hillside, north city limits of Atascadero 304 Comment
  OBI22070  Panicum acuminatum Robert F. Hoover 1966-9-13 10012 San Luis Obispo Cambria Comment
  OBI44986  Panicum miliaceum David J. Keil 1984-8-25 18430 San Luis Obispo Along Broderson Ave between Woodland and Manzanita in Los Osos Comment
  OBI58591  Papaver californicum David J. Keil 1998-4-27 26930 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UCD95989  Papaver californicum G. F. Hrusa; D. Ragan 1995-6-20 12363 San Luis Obispo San Luis Obispo County: at summit of main ridge below Peak 1 (Radio Facility 2). 700 Comment
  CAS-BOT-BC175598  Parnassia palustris Ernest C. Twisselmann 1956-11-7 3231 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  OBI22083  Paspalum dilatatum Robert F. Hoover 1947-7-20 7322 San Luis Obispo Oceano Beach Comment
  OBI33651  Passiflora mollissima Robert J. Rodin 1965-6-9 7135 San Luis Obispo Cultivated in Morro Bay Comment
  UC2027119  Pectocarya heterocarpa Greg Wilvert 2005-4-1 80 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  OBI20871  Pectocarya penicillata Robert F. Hoover 1967-4-5 10354 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  OBI39345  Pectocarya pusilla David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18722 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  HSC81378  Pedicularis densiflora David J. Keil 1980-3-16 13712 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  SBBG93588  Pedicularis densiflora S. A. Junak, T. Ayers 1989-4-12 3939 San Luis Obispo dirt rd N of USFS Rd 29S11.3, ca. 0.2 mi E of W boundary sign of the Cuesta Ridge Botanical Area, ca. 5 mi W of Hwy 101 804 Comment
  UC56087  Pedicularis densiflora J. H. Barber 1899-4-14 San Luis Obispo Santa Lucia Mountains Comment
  HSC34463  Pedicularis densiflora J. D. Ackerman, A. M. Montalvo 1974-3-25 147 San Luis Obispo 8 mi. S of Santa Margarita on road to Pozo Comment
  UC1872953  Pelargonium X hortorum David Keil 2001-7-10 29642 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth. Comment
  CAS-BOT-BC69232  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  SBBG93756  Pellaea andromedifolia S. A. Junak 1990-5-17 4360 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 688 Comment
  UC1750075  Pellaea andromedifolia David Keil with Art Webster 1984-4-29 18180 San Luis Obispo Lopez Wilderness Area Comment
  CAS-BOT-BC69239  Pellaea andromedifolia Ernest C. Twisselmann 1955-6-16 2166 San Luis Obispo Queen Bee Road, .7 mile south of Pozo Grade Summit 701 Comment
  SEINET269524 Image available Pellaea andromedifolia G. Helmkamp 1994-5-18 91 -12 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
  SBBG95739  Pellaea mucronata D. Keil 1986-6-2 19630 San Luis Obispo Los Osos, ca. 0.25 mi W of jct of Calle Cordiniz with Bayview Heights Drive Comment
  CAS-BOT-BC265740  Pennisetum villosum R. F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo, along streets and in vacant lots Comment
  CAS-BOT-BC265743  Pennisetum villosum Ernest C. Twisselmann 1958-10-6 4871 San Luis Obispo Chorro Street near Marsh Street, San Luis Obispo 74 Comment
  OBI20252  Penstemon centranthifolius Kenneth Vinzant 1972-4-15 7 San Luis Obispo Located 10 mi W of Creston on hwy 58 2 mi E of Wilson's Corner Comment
  SEINET12272109  Penstemon centranthifolius E. A. Purer 1933-1 5091 San Luis Obispo NW of Guadalupe Comment
  SBBG107274  Penstemon heterophyllus C. B. Hardham 1959-6-10 4809 San Luis Obispo shale hills, Santa Barbara Rd, Atascadero Comment
  UC1927718  Penstemon heterophyllus var. australis D. R. Miller 1994-6-14 438 San Luis Obispo along the Ridge road, between Ors[?] driveway and Hearst Gate, Town Creek drainage 900 Comment
  UCR43299  Penstemon heterophyllus var. heterophyllus David Charlton 1986-5-17 203 San Luis Obispo E boundary of Los Padres National Forest, 25 mi west of Kern Co. line on the road from Pozo to Santa Margarita 467 Comment
  OBI79304  Pentachaeta alsinoides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31699 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 420 Comment
  SBBG16243  Pentachaeta alsinoides C. B. Hardham 1960-5-17 5747 San Luis Obispo E side Tierra Redonda Comment
  UC75892  Pentachaeta alsinoides Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande 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
  SBBG109423  Pentachaeta exilis subsp. exilis C. B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  OBI80290  Pentagramma triangularis Jordan Collins 2014-11-17 5 San Luis Obispo Near the Cal Poly campus in San Luis Obispo along Poly Canyon Road. Comment
  UC1063644  Pentagramma triangularis subsp. triangularis F. H. Raymond 1930-11-29 129 San Luis Obispo Los Berros Canyon; Nipomo Quadrangle 304 Comment
  UC638970  Pentagramma triangularis subsp. triangularis Bernard Miossi 1940-3-17 215 San Luis Obispo n San Luis Obispo (Polytechnic School Canyon) 121 Comment
  OBI81332  Perideridia pringlei David J. Keil, Janet Haden 1988-5-24 20684 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
  OBI69894  Peritoma arborea var. globosa Charles E. Blair 19 San Luis Obispo Chimineas Ranch, field, W of Carrizo Cayn rd, 0.5 mi N of SR 166 449 Comment
  OBI43564  Persicaria punctata David J. Keil, Eric Wise 1982-7-2 16260 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI79142  Persicaria punctata David J. Keil 2011-11-5 31146 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  UCR29914  Petunia parviflora R. J. Rodin 1959-5-26 6350 San Luis Obispo S end of Morro Bay near sand dunes Comment
  UC1746022  Petunia parviflora Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1512 San Luis Obispo Lake along Bitterwater Valley road SE of Cholame on road to Simmler. Comment
  UCSC000652  Petunia parviflora I. J. Condit 2010-11-10 s.n. San Luis Obispo Reservoir Canyon Comment
  SBBG109763  Phacelia C. B. Hardham 1960-5-21 5846 San Luis Obispo Santa Rita Cyn Comment
  RSA0089862  Phacelia brachyloba Dean Wm. Taylor 2003-5-5 18508 San Luis Obispo La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction, Highway 229, hillslopes north of the road. 381 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
  OBI56199  Phacelia cicutaria var. hispida David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  OBI41053  Phacelia cicutaria var. hispida David J. Keil 1986-5-13 19439 San Luis Obispo Hi Mt Rd near Hi Mtn Lookout Comment
  UCR41871  Phacelia ciliata C. F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Road to Carrizo Plain, c. 3 mi off Hwy 33 (formerly Hwy 399) 808 Comment
  UCD120342  Phacelia ciliata Robert 'Roy' J. van de Hoek 1995-3-26 225 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.5 mile northwest of the Van Matre Ranch. 650 Comment
  UCSB14980  Phacelia ciliata Breedlove, Dennis 1962-3-24 San Luis Obispo 7.1 miles east of Templeton 304 Comment
  JEPS86728  Phacelia ciliata var. ciliata Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road; Carrizo Plains, Wells Ranch Quad. 640 Comment
  OBI2190  Phacelia ciliata var. ciliata E. McMillan 1952-3-15 9 San Luis Obispo Choice Valley, 2 mi S and 9 mi E of Shandon Comment
  OBI13833  Phacelia ciliata var. ciliata Robert F. Hoover 1952-4-10 8111 San Luis Obispo 5 mi S of Simmler, Carrizo Plain Comment
  OBI13822  Phacelia cryptantha Ernest C. Twisselmann 1955-4-6 1820 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Spring Cyn, 9.2 mi NW of Fellows 762 Comment
  OBI5386  Phacelia distans Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  POM147154  Phacelia distans Alice Eastwood 1927-4-8 14345 San Luis Obispo Nipoma Mesa. Comment
  SD148136  Phacelia distans G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6604 San Luis Obispo La Panza Range: CA-58, 4.5 miles east of Santa Margarita. 334 Comment
  UC338217  Phacelia distans unknown 1887-1 San Luis Obispo Comment
  UC639025  Phacelia distans B. E. and H. J. Miossi 1940-4-7 253 San Luis Obispo along Lopez Canyon rd 3 mi above Arroyo Grande County Park 396 Comment
  UCSB58764  Phacelia douglasii Thorne, Robert; Everett, P. 1963-4-18 San Luis Obispo Ca. 4 miles S of Cholame 487 Comment
  OBI13798  Phacelia douglasii A. Ahmad 1963-4-23 17 San Luis Obispo 2 mi E San Luis Obispo Comment
  OBI53838  Phacelia douglasii Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 199 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Comment
  RSA112787  Phacelia douglasii H. D. Ripley, R. C. Barneby 1941-4-13 3250 San Luis Obispo West side of Carrizo Plains, near Soda Lake. 762 Comment
  UCSB12660  Phacelia douglasii Breedlove, Dennis 1962-3-29 San Luis Obispo Western edge of Carrizo Plain, 1.7 miles west of north edge of Soda Lake, on Turkey Camp Well Road 655 Comment
  OBI38296  Phacelia douglasii var. douglasii David J. Keil 1985-5-5 18754 San Luis Obispo Black Lake Cyn on Nipomo SE of Oceano Comment
  OBI19536  Phacelia fremontii B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo San Juan Crk Comment
  RSA152170  Phacelia fremontii G. Thomas Robbins, R. C. Bacigalupi 1952-4-20 3449 San Luis Obispo On Elkhorn Plain, 16 miles north-northwest of Kern county line. 732 Comment
  RSA201680  Phacelia fremontii Robert F. Hoover 1949-4-21 7607 San Luis Obispo Just east of San Juan River on road from La Panza to Simmler. Comment
  OBI13766  Phacelia grisea Robert F. Hoover 1952-6-10 8241 San Luis Obispo Black Mt, La Panza Range Comment
  OBI42848  Phacelia grisea David J. Keil 1986-4-8 19110 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  SBBG95514  Phacelia grisea D. Keil 1986-5-13 19432 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 944 Comment
  RSA140065  Phacelia grisea Clare B. Hardham 1960-6-1 5972 San Luis Obispo North slopes of Burnett Peak. 610 Comment
  CAS-BOT-BC159124  Phacelia ramosissima var. montereyensis R. F. Hoover 1947-7-10 7294 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road, on shifting sand-dunes Comment
  CDA15089  Phacelia tanacetifolia G. F. Hrusa 1998-3-26 14170 a San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  OBI58199  Phacelia tanacetifolia David J. Keil 1998-6-5 27661 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  RSA428229  Phacelia tanacetifolia L. S. Rose 1937-4-8 37044 San Luis Obispo Summit of Cottonwood Pass, E of Cholame 579 Comment
  UCR122479  Phacelia tanacetifolia George K. Helmkamp, E. A. Helmkamp 2001-5-2 6636 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  RSA140490  Phacelia viscida Clare B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Canyon Comment
  UC337585  Phalaris angusta unknown San Luis Obispo Comment
  CAS-BOT-BC265799  Phalaris aquatica Clare B. Hardham 1957-11-2 2719 San Luis Obispo Near intersection of Rte. 1 and Cayucos Road, Santa Lucia Mountains Comment
  RSA164042  Phalaris californica E. C. Twisselmann 1963-12-13 9205 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  OBI73288  Phalaris lemmonii David J. Keil 2000-5-24 28731 San Luis Obispo Comment
  OBI58977  Phalaris paradoxa David J. Keil, with Kathleen A. Keil 1998-6-13 27813 San Luis Obispo La Panza Mountains. Vicinity of Shell Creek, 0.5 miles from junction of Shell Creek Rd. and Hwy 58. Comment
  OBI53040  Pholisma arenarium David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21496 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  UC1036938  Pholisma arenarium Rimo Bacigalupi 1950-5-13 3196 San Luis Obispo sandy area just s Oso Flaco Lake Comment
  OBI23076  Pholisma arenarium Robert J. Rodin 1962-5-2 6854 San Luis Obispo At S end of Morro Bay Comment
  SBBG119397  Pholistoma auritum E. Painter, M. Wetherwax 2000-4-19 CR 43 San Luis Obispo above Boy Scout Rd; Camp Roberts 200 Comment
  RSA0020755  Pholistoma membranaceum Greg Wilvert 2005-4-23 288 San Luis Obispo Above Lawson Spring. 857 Comment
  UCR101019  Pholistoma membranaceum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3221 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCD71203  Phoradendron bolleanum Jer-Ming Hu; With UC Davis Botany Club 1996-3-27 1057 San Luis Obispo San Luis Obispo County: Caliente Mountain Range, along 4 wheel drive road. Female flower and fruits. Host: Juniperus californicum. 365 Comment
  UC1078934  Phoradendron densum S. A. Cook 1958-4-2 397 San Luis Obispo 15 - 20 mi. s.e. Creston (on rd. to Simmler) Comment
  RSA573674  Phoradendron macrophyllum Vanessa Ashworth, Nigel Boyle 1994-10-16 70 San Luis Obispo Near junction between 13th St and Vine St, SE corner, in center of Paso Robles. Comment
  OBI79742  Phragmites australis David J. Keil, with Adam Lambert, Lisa Andreano, and Mike Walgren 2013-2-22 31544 San Luis Obispo Fringe of Morro Bay salt marsh at base of El Morro Elfin Forest Comment
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Mar 17 2016
  CDA23598  Phragmites australis M. Lea 2008-9-4 s.n. San Luis Obispo Atascadero, Mutual Water Company 0 Comment
  OBI8675  Phyla nodiflora R. R. LaBelle 1967-10-10 45 San Luis Obispo Laguna Lake, San luis Obispo. NE side of lake Comment
  RSA683963  Phyllospadix torreyi F. H. Elmore 1938-8-4 359 San Luis Obispo Avila; Port San Luis. Comment
  OBI17704  Physalis philadelphica Hans Wilgenburg 1977-8-11 7 San Luis Obispo Cal Poly campus Comment
  OBI44860  Pickeringia montana var. montana David J. Keil 1979-7-1 13136 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon rd Comment
  RSA0037308  Pickeringia montana var. montana LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6485 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  UC73218  Pickeringia montana var. montana J. E. Roadhouse 1905-4 83 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC78285  Pinus attenuata R. F. Hoover 1946-10-26 6532 San Luis Obispo Summits above (se. of) Cuesta Pass Comment
  OBI31257  Pinus coulteri Joy Nishida, Rick Frelinger and Dale Donaghe 1982-11-12 531 San Luis Obispo North end of American Cyn campground 530 Comment
  OBI22737  Pinus muricata Neil Havlik 1968-11-3 278 San Luis Obispo In upper Hazard Cyn Comment
  SBBG15992  Pinus muricata M. A. Piehl 1963-4-21 6394 San Luis Obispo base of ridge along rd 2.5 mi N of Lion Rock, S of Los Osos 24 Comment
  OBI22726  Pinus radiata Robert F. Hoover 1946-10-5 6460 San Luis Obispo Cambria Comment
  OBI22729  Pinus radiata R. A. Hays 1957-11-10 s.n. San Luis Obispo San Luis Obispo Comment
  NY62458  Pinus radiata J. T. Howell 1964-6-28 40723 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
  UC527732  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo 0.25 mi from ocean; Cambria 45 Comment
  UC718124  Pinus radiata Carl B. Wolf 1934-11-2 6215 San Luis Obispo ne corner of Warwick St. and Coventry St.; Cambria 45 Comment
  SBBG104343  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 640 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SEINET4457207  Pinus sabiniana H. H. Smith 1912-1 5558 San Luis Obispo Santa Margarita Comment
  SBBG107752  Piperia elongata C. B. Hardham 1960-6-17 6300 San Luis Obispo Cambria Comment
  UC1927846  Piperia elongata David Keil 2005-6-24 30407 San Luis Obispo Cambria. 0.6 miles n of Burton Drive along Highway 1 Comment
  OBI58427  Piptatherum miliaceum Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges. Township/Range: t30S, R32W, Sect 31 BM: M. Along roadsides midway on Fraser Cyn rd E of Pozo Summit 762 Comment
  OBI20887  Plagiobothrys arizonicus Robert F. Hoover 1947-4-4 6884 San Luis Obispo W side of Cottonwood Pass Comment
  SDSU20778  Plagiobothrys canescens Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3737 San Luis Obispo Avenales ranch. 425 Comment
  UC1285287  Plagiobothrys fulvus R. F. Hoover 1952-4-8 8072 San Luis Obispo 1 mi w Pozo Comment
  UC1873044  Plagiobothrys humistratus David Keil with Kathleen Keil 2005-2-20 30334 San Luis Obispo Red Hill Road just S of junction with California 57. 609 Comment
  UC1069038  Plagiobothrys nothofulvus C. A. Graham 1938-4-8 289 San Luis Obispo 0.75 mi ssw Bee Rock; Bradley Quad. 304 Comment
  OBI62535  Plagiobothrys nothofulvus Bernard Miossi 1939-5-5 81 San Luis Obispo Hill top 50 yds S of hwy 101, 1 mi N of San Luis Obispo 76 Comment
  UC52206  Plagiobothrys nothofulvus Mrs. R. W. Summers 1882-3-20 San Luis Obispo Comment
  JEPS50085  Plagiobothrys stipitatus var. stipitatus W. L. Jepson 1927-4-27 12032 San Luis Obispo Cholame Ranch Cholame Valley Comment
  JEPS61079  Plagiobothrys trachycarpus Lorenzo Jared 1896-1 San Luis Obispo Estrella Comment
  UC583196  Plagiobothrys trachycarpus Alice Eastwood and John Thomas Howell 1936-5-8 2303 San Luis Obispo 3 mi e Pozo Comment
  SBBG18136  Plantago coronopus C. B. Hardham, L. G. Squibb 1960-5-20 5986 San Luis Obispo bluff above San Simeon Crk mouth Comment
  RSA0039397  Plantago erecta LeRoy Gross, Evan Meyer 2014-4-15 6230 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
  JEPS13199  Plantago erecta Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5153 San Luis Obispo 5.5 mi w Nipomo; Nipomo Mesa 76 Comment
  OBI51352  Plantago lanceolata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .25 San Luis Obispo San Simeon State Park. SW sect of park Comment
  UC456037  Plantago lanceolata I. J. Condit 1908-7-16 San Luis Obispo Chino Comment
  OBI11645  Plantago ovata Robert F. Hoover 1966-3-30 9772 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  OBI11614  Platanus racemosa Jim Heaston 1955-10-12 23 San Luis Obispo Cal Poly Comment
  CDA17350  Platystemon californicus G. F. Hrusa, G. Wilvert 2005-4-1 16400 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  UC455316  Platystemon californicus I. J. Condit 1908-2-29 San Luis Obispo e San Luis Obispo (California Polytechnic School); e of S.L.O., California Polytechnic School Comment
  OBI79685  Plectritis David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31715 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
  UC1953301  Plectritis ciliosa Anthony Baniaga with Daniel Chavez 2010-3-14 45 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI25081  Plectritis congesta David J. Keil, Dirk Walters 1980-4-26 13827 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI38426  Pluchea sericea Eric Wise 1981-6-7 502 San Luis Obispo Cuyama river, 26.5 mi W of New Cuyama Comment
  RSA484166  Poa Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  UCR96394  Poa annua George K. Helmkamp 1996-9-22 1204 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI22129  Poa howellii Robert F. Hoover 1948-5-3 7513 San Luis Obispo See Cyn Comment
  OBI58408  Poa howellii G. F. Hrusa 1995-5-28 12315 San Luis Obispo Black Butte Research Natural Area. On E slope of ridge immed SW of Radio Facility 2 (Peak 1) 630 Comment
  OBI65759  Poa howellii D. R. Miller 1995-5-16 595 -580 San Luis Obispo Pine Mt. Region. From Winsors' cut on Rd below Williams field; Pico crk drainage 792 Comment
  CAS-BOT-BC243079  Poa secunda subsp. secunda Clare B. Hardham 1957-4-2 1615 San Luis Obispo Santa Lucia Mountains. Willow Creek Comment
  SBBG119399  Pogogyne douglasii E. Painter, M. Wetherwax 2000-6-12 SLO 353 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  OBI80420  Polycarpon depressum David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. South Bay Blvd. at Los Olivos Ave. 20 Comment
  OBI3062  Polycarpon tetraphyllum Larry E. Brown 1970-5-23 1807 San Luis Obispo Downtown San Luis Obispo Comment
  CAS-BOT-BC414228  Polygonum aviculare subsp. depressum John Thomas Howell 1964-6-29 40812 San Luis Obispo Cambria Comment
  UC771746  Polygonum persicaria R. F. Hoover 1946-8-26 6360 San Luis Obispo Baywood Park; in wet spot Comment
  CAS-BOT-BC72008  Polypodium californicum Ira L. Wiggins 1949-2-22 11965 San Luis Obispo near northeast end of San Clemente Island 38 Comment
  SEINET10611922  Polypodium californicum Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11863 San Luis Obispo Lopez Canyon. Ca. 8 mi. from Lopez Lake. Comment
  OBI22168  Polypogon interruptus Robert F. Hoover 1969-7-3 11416 San Luis Obispo Salinas river bed at Paso Robles Comment
  SBBG118295  Polypogon maritimus K. Foster 1999-4-27 San Luis Obispo vernal pool plot 02-11; Camp Roberts Training Area O2; T25S R11E S30 Comment
  OBI43270  Polypogon monspeliensis Eric Wise 1981-7-10 909 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas River channel Comment
  CAS-BOT-BC237328  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI25454  Polypogon monspeliensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13991 San Luis Obispo CNPS photography comm field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI43405  Polypogon monspeliensis Eric Wise 1981-6-7 454 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  CAS-BOT-BC237583  Polypogon viridis John Thomas Howell 1964-6-30 40873 San Luis Obispo Cambria Comment
  CAS-BOT-BC237575  Polypogon viridis Ernest C. Twisselmann 1967-9-9 13697 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon, along Palo Prieta Creek 598 Comment
  CAS-BOT-BC237580  Polypogon viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo California Polytechnic College campus, San Luis Obispo Comment
  CAS-BOT-BC72291  Polystichum imbricans subsp. curtum R. F. Hoover 1964-5-12 8813 San Luis Obispo Upper Lopez Canyon Comment
  OBI76621  Polystichum imbricans subsp. curtum D. R. Miller 2012-1-22 112 .1012 San Luis Obispo Rocky Butte/ Pine Mt region. From Pine Mtn, near the Pine Mt gate 945 Comment
  CAS-BOT-BC102645  Populus fremontii 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
  CAS-BOT-BC102650  Populus fremontii R. F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  OBI73256  Populus fremontii subsp. fremontii Michael Walgren 2010-9-18 174 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1 Comment
  OBI46289  Populus trichocarpa David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18094 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
  CAS-BOT-BC105612  Populus trichocarpa W. R. Dudley 1902-4-5 s.n. San Luis Obispo Below Sycamore Spring. Comment
  CAS-BOT-BC267218  Potamogeton foliosus R. F. Hoover 1946-11-17 6562 San Luis Obispo Alamo Creek near Cuyama River Comment
  UC455171  Potamogeton nodosus E. P. Unangst 1908-7-20 San Luis Obispo Laguna Comment
  OBI36979  Potentilla anserina Eric Wise 1981-6-29 795 San Luis Obispo Celery Lake of Dune lakes Comment
  OBI59686  Potentilla anserina Larry Kelly 1989-5-21 342 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC141916  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1959-5-23 5263 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC141920  Potentilla anserina subsp. pacifica R. F. Hoover 1946-7-21 6239 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC141923  Potentilla anserina subsp. pacifica Delzie Demaree 1938-8-23 18102 San Luis Obispo Margins of Oso Flaco Lake Comment
  SD75716  Potentilla anserina subsp. pacifica Helen V. Witham 1969-9-27 481 San Luis Obispo edge of water Oso Flaco Lake 4 Comment
  SDSU9120  Potentilla anserina subsp. pacifica D. F. Howe 1960-4-4 2858 San Luis Obispo South of Morro Bay. Comment
  UC55315  Potentilla anserina subsp. pacifica J. H. Barber San Luis Obispo Morro Comment
  CAS-BOT-BC216579  Prosopis pubescens Ernest C. Twisselmann 1966-9-10 12801 San Luis Obispo Dorothy Twisselman Ranch, eastern county 670 Comment
  UC1128366  Prunus fasciculata var. punctata B. Bolt 1936-1-14 535 San Luis Obispo 2 mi sse of mouth of Osos Creek 45 Comment
  OBI10054  Prunus ilicifolia J. B. Carstens, Robert J. Rodin 1966-5-22 65 San Luis Obispo 2.5 mi up lopez Cyn rd Comment
  CAS-BOT-BC357107  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. campus, San Luis Obispo Comment
  OBI38468  Pseudognaphalium luteoalbum Eric Wise 1981-9-29 1238 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Comment
  UC1284942  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  UC1745589  Pseudognaphalium luteoalbum Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1511 San Luis Obispo Bitterwater Valley road SE of Cholame; ; Lake along Bitterwater Valley road SE of Cholame on road to Simmler. Comment
  SBBG8273  Pseudognaphalium ramosissimum H. and M. Dearing 1937-8-8 2573 San Luis Obispo Nipomo Mesa Comment
  OBI62963  Pseudognaphalium stramineum David J. Keil 1992-6-5 23213 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  OBI73352  Psilocarphus brevissimus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30703 San Luis Obispo Carrizo Plain. Along eastern side of Bitterwater Road, ca. 1 mile north from Highway 58 Comment
  CAS-BOT-BC362015  Psilocarphus tenellus Clare B. Hardham 1959-5-6 4404 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Comment
  UCR122462  Psilocarphus tenellus var. tenellus George K. Helmkamp, E. A. Helmkamp 1998-5-20 4002 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  OBI54179  Pterostegia drymarioides David J. Keil, Kathleen Keil 1995-4-15 24866 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  RSA0028038  Pterostegia drymarioides Greg Wilvert 2005-4-13 208 San Luis Obispo 2 kilometers SSW of Lawson Spring. 871 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
  UC1135479  Quercus X alvordiana T. M. Hendrix 1939-5-19 1046 San Luis Obispo 1.9 mi sw Carrizo Ranch; Branch Mt. Quad. 655 Comment
  UC1135738  Quercus X morehus D. Axelrod 1936-6-24 559 San Luis Obispo 3.25 mi w Dove; Santa Barbara National Forest, San Luis Obispo Quad. 670 Comment
  OBI83453  Quercus agrifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 2 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  OBI30553  Quercus agrifolia var. agrifolia R. Rothman 1966-2-17 18 San Luis Obispo Lower slopes of Bishop Peak Comment
  OBI42177  Quercus agrifolia var. agrifolia Dan Harrington 1984-2-18 21 San Luis Obispo Reservoir Cyn, off hwy 101, 2 mi N of San Luis Obispo Comment
  UCR140769  Quercus agrifolia var. agrifolia George K. Helmkamp 2004-3-25 8408 San Luis Obispo Central Coast, Nipomo Valley, along Los Berros Rd., 0.8 mi NW of its junction with Hwy US-101 73 Comment
  OBI47445  Quercus berberidifolia Bert Wilson 1981-1 s.n. San Luis Obispo Peachy Cyn, SW of Paso Robles Comment
  OBI3586  Quercus chrysolepis Mary Kidd 1971-8-26 212 San Luis Obispo Cal Poly campus Comment
  UC338546  Quercus douglasii unknown Dec 1889 San Luis Obispo S. M. Dyer's ranch Estrella Plains Comment
  UC615361  Quercus douglasii Beryl O. Schreiber 1934-4-1 1077 San Luis Obispo road to Santa Margarita from Pozo Comment
  OBI79589  Quercus durata David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31380 San Luis Obispo San Luis Range (Irish Hills). Ruda Road near Hibberd Preserve 441 Comment
  CAS-BOT-BC94002  Quercus durata W. R. Dudley 1902-4-1 s.n. San Luis Obispo Manzanita hill, south of Pine Mt Comment
  HSC37455  Quercus durata var. durata A. M. Montalvo, J. D. Ackerman 1975-6-24 507 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  OBI28080  Quercus durata var. durata Allison Berry, Carrie Wilson 1982-5-11 67 San Luis Obispo N of SLO, 1.5 mi on CA rte 101 R on Reservoir Cyn rd-.5 mi to end. Site on ridge to left 550 yds up trail Comment
  OBI75353  Quercus garryana var. breweri David J. Keil 1983-7-16 17397 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCD46256  Quercus john-tuckeri J. M. Tucker 1952-4-19 2350 San Luis Obispo Shrub on steep hillslope, in canyon ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, southeastern San Luis Obispo County, California. Comment
  OBI63003  Quercus lobata D. R. Miller 1996-10-15 1096 -636 San Luis Obispo Pine Mt region; next to main road at Corral Meadow, Pico crk drainage 900 Comment
  CAS-BOT-BC104318  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
  SBBG1301  Quercus palmeri C. B. Hardham 1958-9-8 3957 San Luis Obispo Peachy Cyn Rd, 5.7 mi W of Paso Robles Comment
  OBI46171  Rafinesquia californica Lynne Dee Oyler 1986-5-21 481 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  UC1928124  Ranunculus aquatilis var. capillaceus David Keil 1998-6-15 27848 San Luis Obispo Dover Canyon Rd., 2 miles from junction with Hwy 46. Comment
  OBI10571  Ranunculus californicus Betty Hoover 1962-2-19 33 San Luis Obispo Cambria, San Luis Obispo Comment
  OBI37909  Ranunculus californicus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18643 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
  UCR115781  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2000-4-19 5382 San Luis Obispo Central Coast, Irish Hills (SSW of San Luis Obispo). See Cyn., 3 mi south of Los Osos Valley Rd, up Prefumo Cyn. to crest, and down See Cyn. to the site 213 Comment
  RSA586587  Ranunculus californicus M. D. Proctor, E. A. Young 1993-3-17 217 San Luis Obispo 0.5 km S of Boyscout Road Comment
  SBBG71854  Ranunculus californicus var. californicus M. M. Miles 1887-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC378584  Ranunculus californicus var. californicus Ernest C. Twisselmann 1959-4-10 5042 San Luis Obispo Los Osos Valley, near Laguna Lake 30 Comment
  CAS-BOT-BC378724  Ranunculus californicus var. cuneatus Ernest C. Twisselmann 1967-4-27 12922 San Luis Obispo Mesa northeast of Piedras Blancas Point 4 Comment
  OBI58624  Ranunculus hebecarpus David J. Keil 1998-4-20 26852 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI72902  Ranunculus testiculatus D. R. Miller 1993-3-28 328 -a San Luis Obispo Near Soda Lake, Carrizo Plains Comment
  OBI37778  Raphanus sativus David J. Keil 1980-3-27 13723 San Luis Obispo 1 mi E of US 101 on Calif 166 Comment
  UCR24793  Rhamnus californica George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  JEPS114139  Rhamnus crocea M. Wetherwax, E. L. Painter 2000-3-23 SLO- 56 San Luis Obispo Camp San Luis Obispo. E side of Cerro Romualdo. Comment
  OBI10281  Rhamnus crocea Robert F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Cyn, San Luis range Comment
  SBBG93879  Rhamnus crocea S. A. Junak 1989-6-22 4079 San Luis Obispo upper reaches of Chorro Crk just E of "Dead Miner's Camp" above the Pick and Shovel Mine, S of main rd (USFS Rd 29S11.3) in central portion of the Botanical Area 609 Comment
  UC1121812  Rhamnus crocea H. C. Lee 1936-2-28 440 San Luis Obispo Newsome Canyon Arroyo Grande Quad. 198 Comment
  CAS-BOT-BC56095  Rhamnus ilicifolia W. R. Dudley 1903-4-2 s.n. San Luis Obispo Santa Margarita Mts., sandy hill east of Santa Margarita Comment
  OBI77790  Rhamnus ilicifolia Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 Comment
  OBI79372  Rhamnus ilicifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31650 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  UC1121772  Rhamnus tomentella subsp. tomentella G. T. Nordstrom 1937-5-16 1250 San Luis Obispo 2.3 mi sse Chimney Rock; Adelaida Quad. 502 Comment
  OBI23555  Rhus ovata Phil Ashley 1980-2-6 s.n. San Luis Obispo Cal Poly campus. S of Campus Health center along Via Carta Comment
  CAS-BOT-BC168969  Ribes malvaceum W. R. Dudley 1902-4-3 s.n. San Luis Obispo Near Doty's Hearst Ranch Comment
  SEINET3928283  Ribes malvaceum var. malvaceum Daniel Hernandez, Jessica Adams 2012-2-4 1 San Luis Obispo Located 3 miles south of Santa Margarita Lake on West Pozo Road. Common along trail.; 0 500 Comment
  UC57508  Ribes quercetorum J. H. Barber 1901-1-31 A 2 San Luis Obispo Santa Lucia Foothills Paso Robles Comment
  CAS-BOT-BC144628  Ribes sanguineum var. glutinosum Alice Eastwood 1926-4-28 13583 San Luis Obispo Cambria Comment
  OBI72627  Ribes sanguineum var. glutinosum Michelle Giolli, Mary Catherine Paden 2002-3-4 31 San Luis Obispo 2.8 mi W on See Cyn rd off of San LUis Bay dr in Avila Beach 73 Comment
  OBI65816  Ribes sericeum D. R. Miller 1994-1-18 unk San Luis Obispo Pine Mt region; Along crk next to main road just below Egeberg Walnut orchard, San Simeon crk 549 Comment
  SD249222  Ribes speciosum Alyssa Kawakami, Nicolette Chan 2014-2-23 2 San Luis Obispo San Luis Obispo; Cal Poly campus. Cal Poly Canyon Rd., ca. 0.5 mile on east side. Comment
  UCR19746  Ribes speciosum Art Whistler 1966-3-11 s.n. San Luis Obispo Central Coast, California Polytechnic State College, San Luis Obispo 183 Comment
  OBI30639  Ricinus communis R. Rothman 1966-2-19 23 San Luis Obispo Behind Cal Poly campus Comment
  UC90661  Rigiopappus leptocladus T. S. Brandegee 1892-5-1 San Luis Obispo Caliente Comment
  CAS-BOT-BC362929  Rigiopappus leptocladus Clare B. Hardham 1957-4-13 1674 San Luis Obispo Black Mt. Highland Dist. Comment
  OBI29836  Robinia pseudoacacia Ruth David 1964-5-24 97 San Luis Obispo Cal Poly campus, across from the Swine Unit Comment
  OBI45096  Rosa californica David J. Keil, Jepson Herbarium grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI57969  Rosa californica Austin P. Griffiths, K. G. and G. J. Jones 1986-4-23 s.n. San Luis Obispo Easternmost toe of dune bordering N edge of Santa Maria River in deep sand with typical dune natives Comment
  HSC91501  Rosa spithamea Susan H. Bicknell 1989-6-11 San Luis Obispo Montano de Oro, MDO 39 Comment
  OBI51256  Rosa spithamea Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .8 San Luis Obispo San Simeon State Park, NE corner of park Comment
  OBI23430  Rubus parviflorus Robert Jones 1971-5-9 7 San Luis Obispo See Canyon, 7 mi W of San Luis Obispo on See Cyn Rd 30 Comment
  CAS-BOT-BC158709  Rubus ulmifolius John Thomas Howell 1964-6-29 40792 San Luis Obispo On bank of Santa Rosa Creek, Cambria Comment
  JEPS99473  Rubus ursinus Clare B. Hardham 1958-2-13 2819 San Luis Obispo Cambria Comment
  OBI72636  Rubus ursinus Wendy Thackery 2002-3-7 31 San Luis Obispo Elfin Forst, Los Osos 24 Comment
  OBI28221  Rubus ursinus Rick Frelinger 1982-5-10 78 San Luis Obispo San Luis Creek in Prefumo Cyn, San Luis Obispo Comment
  OBI9973  Rubus ursinus B. A. Smith 1966-4-8 17 San Luis Obispo 2.25 mi N on See Cyn rd from Avila Beach rd Comment
  CDA2868  Rumex acetosella C. Agbashian Apr 1937 56 San Luis Obispo Calif. Polytech. 0 Comment
  UCD101076  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  UCR140108  Rumex acetosella George K. Helmkamp 2004-2-7 8261 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  OBI36802  Rumex conglomeratus Eric Wise 1982-7-2 1612 A San Luis Obispo Oso Flaco Lake Comment
  SBBG104592  Rumex conglomeratus F. L. Johnson 1993-6-23 ROB 697 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI36797  Rumex conglomeratus Eric Wise 1981-9-29 1240 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI10834  Rumex crispus Fred Rush Jun-56 55 San Luis Obispo Mt SLO 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-BC433344  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
  OBI36874  Rumex fueginus Eric Wise 1982-7-2 1600 San Luis Obispo Oso Flaco Lake Comment
  OBI58497  Rumex kerneri David J. Keil 1998-6-5 27627 San Luis Obispo Carrizo Plain. Selby Rd., 1.6 miles SE from junction with Soda Lake Rd. Comment
  OBI32191  Rumex pulcher David J. Keil 1981-6-20 14927 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI78858  Rumex salicifolius David J. Keil 2013-8-29 32001 San Luis Obispo Morro Bay State Park. South Bay Blvd. at base of Cerro Cabrillo 12 Comment
  OBI72224  Rumex salicifolius M. Wetherwax & E. L. Painter, E. L. Painter 2002-9-4 CR- 367 San Luis Obispo Camp Roberts. In Sulphur Spring Crk; close to pipeline crossing 250 Comment
  UCR43229  Ruppia maritima E. A. Wise 1981-10-23 1371 San Luis Obispo Tepesquet Vinyard ponds, 4-6 mi south of Shandon on San Juan Road 358 Comment
  SBBG69924  Sagina maxima subsp. crassicaulis R. Hoffmann 1930-4-19 San Luis Obispo Arroyo Grande Comment
  OBI52080  Salix breweri Steven A. Junak 1990-5-15 4336 San Luis Obispo Santa Lucia Mts: near S edge of Cuesta Ridge Botanical Area, in small side cyn in upper middle fork of Chorro Crk, just upstream from "Dead Miner's CAmp" at N end of Pick and Shovel Mine 610 Comment
  JEPS114137  Salix exigua E. L. Painter, M. Wetherwax 2002-4-21 CR- 286 San Luis Obispo Camp Roberts. Nacimiento River backwash at end of Bivouac Rd. Comment
  RSA0024938  Salix exigua Greg Wilvert 2005-4-25 333 San Luis Obispo Wells Canyon. 734 Comment
  CAS-BOT-BC103933  Salix exigua Ernest C. Twisselmann 1954-3-13 914 San Luis Obispo Palo Prieto Canyon, 1 1/2 mile south of US466, (Ortega Spring) 396 Comment
  OBI32231  Salix lasiolepis David J. Keil 1981-6-20 14866 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI37324  Salix lasiolepis Eric Wise 1983-3-10 1710 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  SBBG102625  Salix lasiolepis C. F. Smith 1968-7-30 10103 San Luis Obispo above lakes S of Oceano Comment
  UC1134997  Salix lasiolepis H. C. Lee 1936-2-29 442 San Luis Obispo Arroyo Grande Creek Arroyo Grande Quadrangle Comment
  UC1135005  Salix lasiolepis B. Bolt 1936-2-25 594 San Luis Obispo 1/2 mi nw Morro; Cayucos Quadrangle 0 Comment
  CDA17872  Salix lasiolepis Austin Griffiths 1987-4-11 18101 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  CDA37878  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
  CDA26831  Salsola gobicola David J. Keil 1998-10-9 28180 San Luis Obispo Elkhorn Plain, Elkhorn Road, circa 12 miles northwest of Kern County line, circa 4.2 miles southeast of junction with Hurricane Road. 0 Comment
  RSA186840  Salsola tragus T. C. Fuller 1965-10-7 14181 San Luis Obispo Roadside, S side of Hwy 466 to Paso Robles 0.1 mile N of Shandon. Comment
  SBBG17461  Salvia X bernardina C. B. Hardham 1957-4-25 1723 San Luis Obispo Cypress Mtn Comment
  UC536871  Salvia carduacea M. E. Jones 1934-4-4 San Luis Obispo Pismo Beach Comment
  RSA0056365  Salvia carduacea James R. Shevock 1971-3-14 782 San Luis Obispo Palos Pietos Cyn. 579 Comment
  SBBG119400  Salvia columbariae E. Painter 2000-4-18 SLO 187 San Luis Obispo between Primera and La Trinidad mines; Camp San Luis Obispo 440 Comment
  UCR190645  Salvia columbariae George K. Helmkamp, E. A. Helmkamp 2005-4-22 9403 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  UCR246728  Salvia columbariae Forrest D. Freund, J. M. Porter 2013-3-19 120 San Luis Obispo La Panza Range, along CA Hey 58, 0.9 mi west of the junction with Golden Lane and 0.9 mi east of the junction with County Road 229 812 Comment
  OBI58168  Salvia leucophylla David J. Keil 1998-5-11 27185 San Luis Obispo Caliente Range. 4.6 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC230014  Salvia mellifera Mrs. R. W. Summers 1882-3-17 671 San Luis Obispo San Luis Mt, western suburb S L Obispo Comment
  RSA0039715  Salvia mellifera LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6507 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
  UC25722  Salvia mellifera J. Burtt Davy 1896-10-13 San Luis Obispo Port Harford Comment
  CAS-BOT-BC230022  Salvia mellifera Edith A. Purer 1933-7-20 5090 San Luis Obispo Five miles north of Guadalupe Comment
  SD249233  Salvia mellifera Jeffrey Butterworth, Lacey Knuttila 2014-2-25 4 San Luis Obispo Cal Poly campus. 10 m from gate on Poly Canyon Rd. along east side of paved road. Comment
  OBI13514  Salvia spathacea Jesse Arnold 1964-2-9 6 San Luis Obispo E side of Bishop Peak Comment
  UC1124873  Salvia spathacea T. M. Hendrix 1939-5-25 1054 San Luis Obispo 1.25 mi se Joughin Ranch; Los Padres National Forest, Branch Mt. Quad. 563 Comment
  UC25749  Salvia spathacea Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  RSA83050  Salvia spathacea Verne Grant, Alva Grant 1948-5-29 8556 San Luis Obispo 5 miles southwest of San Luis Obispo on Highway 101. Comment
  UC1614395  Salvia spathacea Charles M. Belshaw 1936-3-20 1669 San Luis Obispo 2.5 mi wnw of Tar Spring Ranch 152 Comment
  RSA477588  Sambucus mexicana E. A. Purer 1932-8-28 4846 San Luis Obispo Oceano Comment
  OBI28354  Sambucus nigra subsp. caerulea Penny Principe 1992-5-2 s.n. San Luis Obispo Santa Lucia mtns., E Cuesta ridge, 3.05 mi SE of hwy 101. Comment
  OBI66548  Sambucus nigra subsp. caerulea Viola C. Call 1967-5-13 74 San Luis Obispo One-half mi N of upper Torro Creek summit Comment
  UCR160701  Sanicula Don Pendleton 1992-3-15 92- 08 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI8759  Sanicula arguta Robert F. Hoover 1950-4-21 7839 San Luis Obispo Between Morro Bay and Cayucos (S of Toro crk) 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
  UC1123156  Sanicula arguta C. M. Belshaw 1936-3-17 1638 San Luis Obispo 2.3 mi nne of Nipomo 289 Comment
  UC639018  Sanicula bipinnata Bernard Miossi 1940-3-17 211 San Luis Obispo 1 mi n of San Luis Obispo 60 Comment
  OBI5458  Sanicula bipinnatifida Sharon Jochums 1974-4-3 95 San Luis Obispo West of Hwy 1, N of San Simeon Point Comment
  OBI28875  Sanicula crassicaulis Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 724 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the road. Comment
  SBBG112371  Sanicula crassicaulis D. Keil 1985-3-26 18467 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  SEINET5779684 Image available Sanicula crassicaulis Marcus E. Jones 1882-1 2735 San Luis Obispo San Luis Obispo Comment
  UCR123160  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2002-4-16 7405 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  UCR15621  Sanicula crassicaulis George K. Helmkamp 1978-4-23 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  UC1022483  Sanicula crassicaulis C. Ritchie Bell 1951-3-30 3 X167 San Luis Obispo 6.2 mi w of Templeton (on road to Cambria) Comment
  OBI59658  Sanicula hoffmannii David J. Keil, with Jill Bushakra 2001-6-14 29554 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UC754981  Sanicula hoffmannii R. F. Hoover 1947-5-31 7253 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI77079  Sanicula laciniata David J. Keil 1998-3-27 26493 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997. 244 Comment
  SBBG5277  Sanicula laciniata H. and M. Dearing 1934-3-3 1228 San Luis Obispo near Cambria Comment
  OBI56862  Sanicula maritima David J. Keil 1998-4-10 26679 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  OBI83038  Sanicula maritima LynneDee Althouse, Shannnon Henke, Heather Federlein, Heather Schneider 6335 San Luis Obispo Located south of South Hills Natural Reserve Space, Toscano Tract 47 Comment
  OBI8752  Sanicula maritima Robert F. Hoover 1947-4-13 6928 San Luis Obispo Los Osos Valley Comment
  SBBG5281  Sanicula tuberosa C. B. Hardham 1959-4-23 4289 San Luis Obispo Tassajera Cyn Comment
  UC1127650  Saxifraga californica G. T. Nordstrom 1937-3-23 1011 San Luis Obispo 1.6 mi ese of Chimney Rock 304 Comment
  SEINET238922 Image available Schedonorus arundinaceus David Keil, V. L. Holland 1986-1 19649 San Luis Obispo Oak shore development on northern shore of Nicimiento Lake. Comment
  OBI20452  Schinus molle Maria Lia Scarpetta 1964-2-15 3 San Luis Obispo Residential area Comment
  CAS-BOT-BC94556  Schismus arabicus R. C. Wenk 2007-4-2 578 San Luis Obispo Carrizo Plain Monument. Swain pasture, along Soda Lake Road, 4.2 miles E of turnoff to KCL camprgound 624 Comment
  OBI22199  Schismus arabicus Robert F. Hoover 1950-4-14 7823 a San Luis Obispo N end of Elkhorn Plain Comment
  OBI79848  Schoenoplectus acutus David J. Keil 2012-7-26 31478 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI35193  Schoenoplectus acutus var. occidentalis Eric Wise 1982-6-24 1533 San Luis Obispo South shore of Laguna Lake, SLO Comment
  UCSB57102  Schoenoplectus californicus Hayes, Virginia 1985-4-14 San Luis Obispo In lake at Oceano Campground; about 1/2 mile west of California Highway 1, at Oceano 10 Comment
  RSA0028219  Schoenoplectus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd. on south side of Los Osos Creek estuary. 2 Comment
  CAS-BOT-BC111773  Schoenoplectus pungens var. badius Clare Butterworth Hardham 1957-11-7 2743 San Luis Obispo More or less in water, Cayucos Creek Comment
  CAS-BOT-BC111770  Schoenoplectus pungens var. longispicatus Ernest C. Twisselmann 1955-6-16 2173 San Luis Obispo San Juan River, 8.1 miles south of La Panza Ranch 536 Comment
  OBI43614  Schoenoplectus pungens var. longispicatus Eric Wise 1982-5-17 1473 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI43546  Scirpus microcarpus Eric Wise 1981-6-15 601 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  UCR134423  Scirpus microcarpus George K. Helmkamp 2003-9-19 8144 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CAS-BOT-BC111052  Scirpus microcarpus Ernest C. Twisselmann 1955-9-1 2360 San Luis Obispo Tassajara Creek at Johnson Ranch, west of Santa Margarita Comment
  SBBG94418  Scribneria bolanderi R. F. Hoover 1950-5-6 7878 San Luis Obispo upper Navajo Crk Comment
  CAS-BOT-BC238478  Scrophularia atrata R. F. Hoover 1959-5-12 8502 San Luis Obispo Price Canyon Comment
  JEPS35045  Scrophularia atrata R. F. Hoover 1959-5-12 8502 San Luis Obispo immediately ne Pismo Beach (Price Canyon) Comment
  OBI9230  Scrophularia californica Robert F. Hoover 1948-5-3 7515 San Luis Obispo See Cyn Comment
  SBBG119486  Scrophularia californica C. B. Hardham 1956-5-6 613 San Luis Obispo South Rd to Adelaida, Hilltop Ranch Comment
  OBI35732  Scrophularia californica Allison Berry 1984-5-3 133 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Near hwy 1 along fence on NW edge of site. Behind cement bunker in Parcel C Comment
  UC1314932  Scrophularia californica R. F. Hoover 1967-6-5 10625 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon (dam site) Comment
  SD244819  Scrophularia californica subsp. floribunda David Keil, Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge east, ca. 6.7 miles from junction with US 101 along Cuesta Ridge Road. Area burned over in Las Pilitas fire of June-July 1985. 792 Comment
  OBI55336  Sedum radiatum David J. Keil 1998-5-27 27518 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line Comment
  OBI31759  Selaginella bigelovii Turnquist, Smeltzer 1982-6-30 171 San Luis Obispo Top of serpentine hill in Laguna Lake Park. Comment
  OBI82655  Senecio aphanactis David J. Keil, with V. L. Holland 2015-6-19 33247 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  OBI81521  Senecio blochmaniae Molly Cluff, Jackson Bower, Shelby Stephen, Val King, Jack Morris 2015-11-7 3 San Luis Obispo Oceano Dunes Trail. 100 feet from trailhead. Along disturbed trail margin. Comment
  SBBG62593  Senecio blochmaniae M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA0013315  Senecio californicus C. A. Graham 1938-4-14 331 San Luis Obispo 0.6 mile south southeast of Lynch Ranch, south of Pleyto 564 Comment
  OBI15501  Senecio douglasii var. douglasii Robert F. Hoover 1969-10-5 11639 San Luis Obispo N side of lower Cuyama Valley Comment
  OBI73259  Senecio elegans Michael Walgren 2010-9-7 177 San Luis Obispo Vicinity of San Simeon State Park, on San Simeon Point; on the W side of the point Comment
  OBI79243  Senecio glomeratus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31337 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
  OBI51870  Senecio glomeratus David J. Keil, V. L. Holland 1991-1 22553 San Luis Obispo San Simeon State park and vicinity, along San Simeon crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  SD186109  Senecio vulgaris G. K. Helmkamp 2003-7-31 8065 San Luis Obispo West edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road. 14 Comment
  CAS-BOT-BC364619  Senecio vulgaris John Thomas Howell 1964-6-29 40799 San Luis Obispo Cambria Comment
  CAS-BOT-BC205507  Sidalcea hickmanii subsp. anomala R. F. Hoover 1964-6-6 8948 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  JEPS89573 Image available Sidalcea hickmanii subsp. anomala Dean W. Taylor 1993-6-22 13730 San Luis Obispo in Cuesta Ridge Botanical Area along ridge at Firebreak Benchmark 2476 (Cuesta Ridge); S. Coast Ranges, S. L. O. 7 1/2 Quad. 1979 ed., Cuesta Ridge 746 Comment
  SBBG38015  Sidalcea hickmanii subsp. anomala D. Wilken with E. Painter 2005-6-1 16273 San Luis Obispo ca. 1.2 km N of Dughi Springs, near W boundary of Cuesta Botanical Area 670 Comment
  OBI31063  Sidalcea malviflora subsp. laciniata Julie M. Vanderwier 1978-5-11 27 San Luis Obispo Indian Knob Tar Sands Comment
  SFV17906  Sidalcea malviflora subsp. laciniata M. S. Valenzuela, E. O. Francisco 1998-5-20 61 San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area, hillside near entrance. 457 Comment
  RSA87716  Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South city limit of Arroyo Grande Comment
  CAS-BOT-BC384586  Silene coniflora Roxana S. Ferris 1939-6-18 9788 San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road, Santa Lucia Mts. 411 Comment
  CAS-BOT-BC392459  Silene gallica Ynez W. Winblad 1937-6-17 s.n. San Luis Obispo Roosvelt Highway of San Simeon Comment
  OBI72294  Silene gallica Anthony Baniaga, Theo Fitanides 2010-4-18 132 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  UCR160300  Silene gallica George K. Helmkamp, E. A. Helmkamp 2005-6-9 9600 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC174949  Silene laciniata Volney Rattan 1887-6-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI27395  Silene laciniata subsp. laciniata Thomas Burrows 1980-6-20 87 San Luis Obispo Reservoir cyn 168 Comment
  OBI59925  Silene laciniata subsp. laciniata G. F. Hrusa 1995-5-29 12324 San Luis Obispo Cuesta Ridge West. NW of Cuesta Pass approx 1 m NW of US 101 500 Comment
  SBBG30904  Silene laciniata subsp. laciniata R. N. Philbrick 1968-6-7 San Luis Obispo near Jack Lake, W of Nipomo 45 Comment
  OBI72879  Silene laciniata subsp. laciniata David J. Keil 1988-1 20821 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  RSA165991  Silene laciniata subsp. major E. R. Chandler 1962-6-15 858 San Luis Obispo Near Oso Flaco Lake. Comment
  UC638983  Silene laciniata subsp. major B. E. and H. J. Miossi 1940-6-25 260 San Luis Obispo fifteen mi w San Luis Obispo (Islay Canyon, Pecho Hills); w of San Luis Obispo, Islay Canyon, Pecho Hills Comment
  UC1285077  Silene multinervia R. F. Hoover 1952-5-11 8182 San Luis Obispo w slope La Panza Range Comment
  CAS-BOT-BC175188  Silene verecunda Clare B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Cr., Santa Lucia Mountains Comment
  CAS-BOT-BC364848  Silybum marianum Ernest C. Twisselmann 1971-12-5 18535 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI28597  Silybum marianum John Jackman & Julie Truesdale, Julie Truesdale 1980-1 10 San Luis Obispo MacGillivary Ranch, Adelaida. On airstrip only Comment
  OBI4818  Silybum marianum Mike Wemp 1972-3-29 6 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  SBBG93460  Sisymbrium altissimum C. F. Smith 1957-4-21 5155 San Luis Obispo Hwy 399 (St Hwy 33), near turnoff to Maricopa on Hwy 166 Comment
  OBI66125  Sisymbrium officinale D. R. Miller 1994-4-20 494 -221 San Luis Obispo Pine Mt Region. At Egebergs walnut-field, San Simeon crk drainage 573 Comment
  CAS-BOT-BC75453  Sisymbrium orientale Ernest C. Twisselmann 1956-6-11 2922 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Place, Palo Prieta Canyon. 441 Comment
  OBI38333  Sisyrinchium bellum David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18652 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
  UC1032520  Sisyrinchium bellum N. K. Carlson 1936-3-29 264 San Luis Obispo 3.4 mi ne of Atascadero 487 Comment
  OBI66453  Sisyrinchium californicum David J. Keil, with Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  UC306878  Smilacina stellata Philip A. Munz 1926-4-9 10208 San Luis Obispo Willow Creek Rd 10 mi sw Paso Robles Comment
  OBI35292  Solanum douglasii Melody Dickens 1980-5-30 32 BH San Luis Obispo Black Hill, Morro Bay State Park. Lower elevations of hill Comment
  OBI9151  Solanum douglasii H. E. McMinn 1936-3-5 4357 San Luis Obispo Hazard Cyn Comment
  RSA422453  Solanum douglasii F. R. Fosberg 1931-6-7 741 San Luis Obispo Cuesta. 350 Comment
  CAS-BOT-BC26745  Solanum obispoense Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  OBI64775  Solanum rostratum D. R. Miller, Ann & Even Wride Jane 2005-6-16 605 .803 San Luis Obispo Pine Mt Region. Along flower bed edge at Ridge Top (Ann & Even Wrides) upper Pico Crk drainage 914 Comment
  CAS-BOT-BC156479  Solanum umbelliferum C. B. Hardham 1956-2-24 158 San Luis Obispo Santa Rosa Creek Comment
  CAS-BOT-BC58476  Solanum umbelliferum C. B. Wolf 1928-4-2 1640 San Luis Obispo Salinas River, 5 miles N of Paso Robles 198 Comment
  HSC101854  Solanum umbelliferum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12735 San Luis Obispo Along Bitterwater Road. 530 Comment
  SBBG56197  Solanum umbelliferum E. R. Blakley 1985-2-3 7300 San Luis Obispo Painted Rock, Carrizo Plain 609 Comment
  UC577928  Solanum umbelliferum T. M. Hendrix 1937-5-4 145 San Luis Obispo 2 mi s of El Dorado School 502 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
  CAS-BOT-BC154192  Solanum umbelliferum H. M. Hall 1929-11-4 12764 San Luis Obispo 13.5 miles east of Simmler, on McKittrick road Comment
  OBI9137  Solanum umbelliferum Robert F. Hoover 1966-9-12 9987 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  POM280684  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  RSA427466  Solanum umbelliferum R. S. Woglum 1938-5-15 1714 San Luis Obispo Paso Robles to Cayucos road, through mountains. Comment
  SEINET7262161 Image available Solanum umbelliferum Unknown 2003-5-1 1217 San Luis Obispo Paso Robles Comment
  OBI27318  Solanum xanti Robert L. Allen, Nancy E. Arnold 1981-5-3 251 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn N end of La Panza Mts. Base of NW facing slope 305 Comment
  SBBG15411  Solanum xanti C. B. Hardham 1959-4-23 4306 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCR162146  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2005-2-14 8914 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  OBI54410  Solanum xanti Matthew Arterburn 1997-4-8 46 San Luis Obispo 3.9 mi from Navajo Camp on Navajo Camp rd 762 Comment
  OBI58862  Solanum xanti David J. Keil 1998-5-4 27058 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI23533  Solidago confinis Robert F. Hoover 1969-9-23 11612 San Luis Obispo Morro Bay, S end Comment
  SBBG96063  Solidago confinis D. Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  UCR146654  Solidago occidentalis George K. Helmkamp, E. A. Helmkamp 2004-10-1 8829 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
  CAS-BOT-BC365175  Solidago velutina subsp. californica Ernest C. Twisselmann 1971-12-9 18542 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC365180  Solidago velutina subsp. californica Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC365183  Solidago velutina subsp. californica Mary Strong Clemens 1921-10-3 s.n. San Luis Obispo Santa Lucia Pk. Comment
  UCR264556  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Snakebite' north of '3-Pond Valley,' 650 m from the south boundary of the refuge 18 Comment
  OBI15466  Solidago velutina subsp. californica Robert F. Hoover 1946-8-26 6357 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  SBBG54880  Solidago velutina var. californica D. Keil 1976-9-25 11829 San Luis Obispo 1 mi W of Los Osos Valley Rd along Prefumo Cyn Rd Comment
  OBI35838  Sonchus asper Allison Berry 1984-2-26 30 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI15385  Sonchus oleraceus Bob Everett 1964-2-16 2 San Luis Obispo Poly Cyn, Cal Poly, San Luis Obispo Comment
  CAS-BOT-BC235352  Sorghum X drummondii Ernest C. Twisselmann 1956-10-30 3132 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG113557  Spergula arvensis C. B. Hardham 1957-3-6 1541 San Luis Obispo Cambria Comment
  UCD99166  Spergula arvensis G. F. Hrusa; K. Phillips, A. Flinck 1995-5-29 12269 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Around Radio Facility #2 (N of Mt. Lowe) 650 Comment
  UCR131931  Spergula arvensis subsp. arvensis George K. Helmkamp 2003-8-31 8095 San Luis Obispo Central Coast, Callender Road at US-1 south of Arroyo Grande 30 Comment
  OBI80077  Spergularia bocconi David J. Keil 2000-5-27 28761 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UCR5167  Spergularia bocconi O. F. Clarke 1966-11-26 661126- 01 San Luis Obispo Central Coast, Morro Bay 6 Comment
  SBBG113559  Spergularia marina C. B. Hardham 1957-11-19 2758 San Luis Obispo Piedras Blancas Comment
  OBI17377  Spergularia marina Robert F. Hoover 1967-4-12 10422 San Luis Obispo Upper Arroyo Grande, around salt springs Comment
  JEPS114143  Spergularia rubra E. L. Painter, M. Wetherwax, T. Morosco 2001-4-26 CR- 223 San Luis Obispo Camp Roberts. Disturbed road through Training Area O; SW of junction of Tower and C-25 Roads. Comment
  OBI80321  Spergularia rubra Gage Willey, Jack Gavron 2014-11-8 2 San Luis Obispo Cal Poly Property, Poly Canyon Trail-road, land undisturbed; about 20 yards along a ?fire-road? that connects to the canyon trail Comment
  SEINET13947988 Image available Stachys ajugoides C. Epling, Mrs. Epling 1935-1 s.n. San Luis Obispo Morro Bay Comment
  OBI13467  Stachys chamissonis Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, & R. W. Holm 1953-7-25 4332 San Luis Obispo Shores of Black Lake, along state hwy 1, just N of Callender Siding (Southern Pacific RR) and about 2 mi S of Oceano Comment
  OBI79558  Stachys chamissonis David J. Keil 2012-7-18 31443 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Mountain View Drive between Halcyon Road and railroad trestle 13 Comment
  RSA166951  Stachys chamissonis E. R. Blakley 1958-8-2 2415 San Luis Obispo Dune Lakes 4 miles south of Oceano. 3 Comment
  UC126602  Stachys chamissonis H. M. Hall 1907-5-11 7693 San Luis Obispo Oak Park Comment
  UCR32091  Stachys chamissonis David J. Keil, E. A. Wise 1983-8-30 17903 San Luis Obispo Black Lake Canyon, south of Arroyo Grande 36 Comment
  SBBG107420  Stachys pycnantha C. B. Hardham 1957-9-1 2534 San Luis Obispo Tierra Redonda Comment
  UCR161463  Stachys rigida var. quercetorum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9021 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  RSA14167  Stanfordia californica Roxana S. Ferris 1935-3-21 9035 San Luis Obispo 3 miles east of Lost Hills on Paso Robles-Wasco Rd. Comment
  CHSC549  Stanleya pinnata V. Holt 1940-7-28 San Luis Obispo Cuyama Valley. 609 Comment
  OBI77592  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1953-3-7 508 San Luis Obispo Temblor Range and W San Joaquin Valley. Chris Twisselmann Ranch: E San Luis Obispo county. Near Spring Lake 652 Comment
  UC1614500  Stebbinsoseris heterocarpa Charles M. Belshaw 1935-3-27 450 San Luis Obispo 3 mi. e. Paso Robles (between Paso Robles & Shandon) Comment
  OBI15604  Stebbinsoseris heterocarpa Robert F. Hoover 1947-4-4 6871 San Luis Obispo Palo Prieto Cyn Comment
  SEINET10875041  Stebbinsoseris heterocarpa Kenton L. Chambers 1952-4-22 Chambers 373 San Luis Obispo Hwy. 41, 0.6 mi. W of Cholame (1.7 mi. W of junction with Hwy. 466). Comment
  UCR140102  Stellaria media George K. Helmkamp 2004-2-6 8249 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  OBI33590  Stellaria media Melissa Luckow, Jerry Rendon 1980-4-10 22 San Luis Obispo Poly Cyn, just S of arch to cyn Comment
  CDA15086  Stellaria nitens G. F. Hrusa 1998-3-26 14168 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area, at intersection of S entrance to Washburn Ranch and Soda Lake Rd. approx. 1 mi. S of Panorama Rd. Comment
  OBI47101  Stellaria nitens Lynne Dee Oyler 1988-4-5 388 b San Luis Obispo Amer Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2 SW 1/4, Sec 28, R16E, T30S, MDBM Comment
  SD245460  Stenocarpus sinuatus David Keil 1988-11-7 21193 1 San Luis Obispo Campus of California Polytechnic State University, San Luils Obispo. Ornamental planting next to Computer Center. Comment
  OBI15407  Stephanomeria elata Robert F. Hoover 1946-10-5 6463 San Luis Obispo N end of Morro Bay Comment
  OBI79540  Stephanomeria elata David J. Keil 2013-8-10 31877 San Luis Obispo El Morro Elfin Forest Fringe of riparian woodland and fresh water marsh grading into coastal salt marsh of Los Osos Creek Estuary. Los Osos 25 Comment
  UC1394160  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-21 7080 San Luis Obispo 6.5 mi sw Shandon (Rt 41) Comment
  UC771698  Stephanomeria exigua subsp. carotifera R. F. Hoover 1946-10-13 6492 San Luis Obispo near Kern County line (e edge of Cuyama Valley); Cuyama Valley Comment
  OBI15415  Stephanomeria exigua subsp. coronaria Robert F. Hoover 1966-7-13 9906 San Luis Obispo 3 mi N of Pozo Comment
  SEINET752942  Stephanomeria pauciflora var. pauciflora David J. Keil 1996-9-13 26052 San Luis Obispo 1 mi. E of San Juan Creek Bridge along Hwy. 58. 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
  SEINET5784219 Image available Streptanthus glandulosus Marcus E. Jones 1882-1 3231 San Luis Obispo San Luis Obispo Comment
  UC1969540  Stuckenia pectinata David Keil 2000-5-25 28743 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  OBI65156  Stutzia covillei Greg Wilvert 2005-5-28 441 San Luis Obispo SE Half of the Caliente Range. N end of Padrones Cyn 880 Comment
  OBI69512  Stylocline gnaphaloides David J. Keil, with V. L. Holland 2008-6-12 30548 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-BC110382  Suaeda californica R. F. Hoover 1946-8-8 6283 San Luis Obispo North end of Morro Bay, at edge of beach. Comment
  SBBG43003  Suaeda californica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  UCR38888  Suaeda californica David J. Keil 1983-11-19 18050 San Luis Obispo Central Coast, Salt marsh at Sweet Springs, Baywood Park, south end of Morro Bay 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
  OBI56323  Suaeda taxifolia David J. Keil 1999-5-20 28349 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  PASA285  Symphoricarpos albus 1928-5-5 San Luis Obispo Along S. Rita Lake Comment
  UC455787  Symphyotrichum subspicatum I. J. Condit 1908-9-26 San Luis Obispo Railroad Canyon Comment
  RSA143369  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  SBBG35874  Taraxia ovata R. N. Philbrick, J. R. Haller 1970-4-1 San Luis Obispo Hwy 1, W of Hearst Castle Comment
  OBI35329  Tetragonia tetragonoides Melody Dickens 1981-3-30 54 San Luis Obispo Morro rock, Morro Bay Comment
  CDA16139  Tetrapteron palmeri G. F. Hrusa 1999-3-16 14929 San Luis Obispo Carrizo Plain; Carrizo Plain, Washburn Ranch. Hills immediately to W of ranch. 609 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
  OBI78453  Thalictrum fendleri David J. Keil, Dirk Walters 1986-5-2 19336 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 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
  UCR161291  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2005-3-9 9090 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UCR61740  Thysanocarpus curvipes George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  HSC30127  Thysanocarpus curvipes J. D. Ackerman, A. M. Montalvo 1974-3-25 144 San Luis Obispo 3.5 mi. E of Pozo on road to Hwy. 58 Comment
  OBI69710  Thysanocarpus laciniatus Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  RSA0040442  Thysanocarpus laciniatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6312 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8, NE1/4. 558 Comment
  SD244654  Thysanocarpus laciniatus Jessica Griffiths 2012-2-19 2 San Luis Obispo Poly Canyon Rd, Cal Poly campus, half a mile up the road from Village Dr. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  OBI47506  Torilis arvensis David J. Keil 1987-4-23 19204 San Luis Obispo Rinconada Mine area along Pozo Rd S of Santa Margarita Comment
  OBI25010  Torilis nodosa David J. Keil, Dirk Walters 1980-4-26 13884 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC169232  Toxicodendron diversilobum Alice Eastwood 1926-4-28 13616 San Luis Obispo Cambira Comment
  SD98828  Toxicoscordion fremontii Darley F. Howe 1977-5-18 4947 San Luis Obispo Northeast side of Cypress Mountain. 548 Comment
  OBI56729  Tragopogon dubius David J. Keil, with Rhonda Riggins and Richard Pimentel 1998-1 27914 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  UC1392820  Trichostema lanatum R. F. Hoover 1969-6-3 11358 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC220841  Trichostema lanatum Clare B. Hardham 1956-5-30 780 San Luis Obispo Santa Lucia Mountains. Santa Lucia Ranch Comment
  POM258756  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles east of Paso Robles on the Paso Robles-Adelaida Road. Santa Lucia Mountains. Comment
  UC187477  Trichostema lanceolatum Edward Palmer Jun 1896 San Luis Obispo San Luis Obispo district Comment
  SBBG107189  Trientalis latifolia C. B. Hardham 1959-5-19 4559 San Luis Obispo near 7X Ranch House, headwaters of Las Tablas Crk Comment
  RSA0035130  Trientalis latifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  UCSC010653  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Helipad, Cole Ranch, Arroyo De La Cruz drainage 792 Comment
  OBI57907  Trifolium albopurpureum David J. Keil, with V. L. Holland 1999-4-27 28281 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI57928  Trifolium albopurpureum David J. Keil 1998-4-28 26987 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI2088  Trifolium albopurpureum Mrs. R. W. Summers May 1886 s.n. San Luis Obispo San Luis Valley Comment
  UC631525  Trifolium albopurpureum var. albopurpureum P. B. Kennedy 1922-4-28 San Luis Obispo Hwy between Cholame and Paso Robles Comment
  OBI33087  Trifolium bifidum var. decipiens David J. Keil 1983-4-23 16943 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  SBBG54976  Trifolium ciliolatum D. Keil, D. Walters 1980-4-26 13823 San Luis Obispo Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  UCR161681  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2005-5-17 9504 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  IRVC29192  Trifolium fragiferum G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI44989  Trifolium fragiferum David J. Keil 1984-8-26 18431 San Luis Obispo Campus of Los Osos Jr. High School Comment
  OBI56497  Trifolium fragiferum D. R. Miller 1990-7-7 GL- 2 -790 San Luis Obispo Naturalized in back garden area at 17265 Oak Rd Garden Farms Comment
  RSA639006  Trifolium fragiferum Michael A. Vincent 1999-6-11 8610 San Luis Obispo At Shandon Rest Stop along Ca 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  OBI38322  Trifolium fucatum David J. Keil 1979-4-29 13055 San Luis Obispo Upper Prefumo Cyn Rd Comment
  UC1285157  Trifolium fucatum R. F. Hoover 1947-4-27 7107 San Luis Obispo on rd from Atascadaro (to Morro Bay, summit) Comment
  OBI54143  Trifolium gracilentum David J. Keil, Kathleen Keil 1995-4-15 24913 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI57849  Trifolium gracilentum David J. Keil 1998-4-7 26578 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  UC1130034  Trifolium gracilentum G. T. Nordstrom 1937-4-29 1123 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida quad 335 Comment
  UC1925819  Trifolium gracilentum David Keil with V. L. Holland 1999-4-27 28280 San Luis Obispo Camp Roberts, along McMillan Airstrip Comment
  UCR6727  Trifolium gracilentum Frank C. Vasek 1965-3-26 s.n. San Luis Obispo Coast Range, [La Panza Range] Bear Trap [Creek canyon], near San Juan Creek, south of Simmler to Pozo Road 488 Comment
  OBI47384  Trifolium hirtum David J. Keil 1985-3-26 18464 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI57864  Trifolium hirtum David J. Keil 1998-6-15 27840 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  SBBG93139  Trifolium hirtum G. K. Helmkamp 1990-4-17 s.n. San Luis Obispo San Luis Bay Drive and Avila Rd 15 Comment
  OBI31188  Trifolium incarnatum Julie M. Vanderwier 1979-5-19 169 San Luis Obispo Indian Knob Tar Sands Comment
  OBI79824  Trifolium macraei D. R. Miller 2013-4-26 413 .1051 San Luis Obispo Brought into Wildflower Show at Cambria. Comment
  RSA0035144  Trifolium microcephalum W. M. Arbaugh 1968-5-5 221 San Luis Obispo Lopez Canyon, about 1/2 mile below the dam. Comment
  UC1130167  Trifolium variegatum var. melananthum H. C. Lee 1936-3-18 522 San Luis Obispo 1 mi n Indian Knob; Arroyo Grande Quad. 152 Comment
  UC171099  Trifolium variegatum var. melananthum Marcus E. Jones May 1882 San Luis Obispo San Luis Obispo Comment
  UC572221  Trifolium willdenovii C. M. Belshaw 1936-3-31 1759 San Luis Obispo 3 mi ne Cayucos; Cayucos Quad. 106 Comment
  OBI12640  Trifolium willdenovii Robert F. Hoover 1964-6-12 9063 San Luis Obispo Near Rocky Butte Fire lookout Comment
  OBI29827  Trifolium wormskioldii Ruth Davis 1964-5-29 127 San Luis Obispo Cal Poly Campus, Poly Cyn Comment
  SBBG15540  Trifolium wormskioldii J. R. Haller 1961-6-1 1802 San Luis Obispo Oso Flaco Lake, 3.6 mi W of St Hwy 1, 0.5 mi inland from ocean Comment
  POM97539  Trillium angustipetalum Philip A. Munz 1926-4-9 10206 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  RSA69326  Trillium angustipetalum M. Stason, F. Brubaker 1930-4-14 8937 San Luis Obispo Near Templeton. Comment
  SBBG110203  Trillium angustipetalum C. B. Hardham 1956-3-10 199 San Luis Obispo Thomson Ranch, York Mtn Rd Comment
  UCSB23065  Triphysaria eriantha subsp. rosea Broder, Richard 1960-4-9 San Luis Obispo Road from U.S. 101 to Avila Beach, about .9 miles W of junction of Avila Beach Road (southern one) and U.S. 101 Comment
  UCSB30542  Triphysaria eriantha subsp. rosea Smith, D. 1966-4-2 San Luis Obispo Highway 1, 6 miles W. of San Luis Obispo Comment
  OBI56439  Tropaeolum majus David J. Keil 1999-3-14 28211 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  OBI68357  Tropaeolum majus David J. Keil 2003-6-28 30278 San Luis Obispo Highway 1 north of San Simeon in vicinity of scenic viewpoint Comment
  OBI14842  Tropidocarpum gracile Robert F. Hoover 1958-3-19 8415 San Luis Obispo W side of Soda Lake, Carrizo Plain Comment
  OBI15215  Turritis glabra Robert F. Hoover 1964-5-11 8769 San Luis Obispo 2 mi SW of Pozo on rd to Arroyo Grande Comment
  CDA16127  Umbellularia californica G. F.