Search Results — 2000 specimen records retrieved (1141 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
  OBI12227  Abronia latifolia Fred Rush Aug-57 s.n. San Luis Obispo S. Morro bay Comment
  UCR265732  Abronia latifolia Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7622 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  OBI53424  Abronia maritima Arthur W. Hazebrook 1993-5-23 243 San Luis Obispo Nipomo Dunes Complex, SE portion of Big Coreopsis Hill and open dunes Comment
  OBI59265  Abronia maritima Austin P. Griffiths 1980-5-30 s.n. San Luis Obispo Union Oil refinery effluent pipeline Comment
  OBI12215  Abronia pogonantha Robert F. Hoover 1947-3-30 6837 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  OBI12209  Abronia umbellata var. umbellata Robert F. Hoover 1947-4-13 6924 San Luis Obispo Baywood park Comment
  SBBG69823  Abronia villosa M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI73179  Acacia dealbata Matt Ritter 2010-1-16 5018 San Luis Obispo Street tree in SLO Comment
  SD240996  Acacia melanoxylon A. C. Sanders 2011-2-21 38734 San Luis Obispo Central Coast: Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing. 14 Comment
  OBI22828  Acer negundo Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly , Lawn W of Ad. bldg Comment
  CAS-BOT-BC336912  Acer negundo var. californicum R. W. Summers s.n. San Luis Obispo not specified Comment
  OBI17147  Achillea millefolium Fred W. Rush Apr-56 13 San Luis Obispo Mt San Luis Comment
  SBBG112756  Achnatherum coronatum D. Keil 1996-4-25 25851 -1 San Luis Obispo trailhead 12 rd mi E of Tepusquet Cyn along St Hwy 166 Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  UCR281190  Achyrachaena mollis Nathan Moorhatch 2017-5-4 s.n. San Luis Obispo Inner South Coast Range, Cholame Valley, at Hwy 41/46 split 348 Comment
  OBI56616  Achyrachaena mollis David J. Keil, with Kathleen A. Keil 1998-5-26 27462 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
  OBI26413  Acmispon americanus var. americanus David J. Keil 1980-9-21 14229 San Luis Obispo 3.4 mi NNW of jctn with rte 58 along Creston-O'Donovan Rd 366 Comment
  SBBG95632  Acmispon brachycarpus D. Keil with V. L. Holland 1986-5-26 19570 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI79459  Acmispon brachycarpus David J. Keil 2012-4-23 31313 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, ca 0.3 miles up Rinconada Grade, south of turnoff to Santa Margarita Lake Comment
  SD113617  Acmispon brachycarpus Darley F. Howe 1977-5-18 San Luis Obispo East side of Cypress Mountain 640 Comment
  OBI31530  Acmispon glaber var. glaber Joy Nishida 1982-5-29 406 San Luis Obispo 0.2 mi S of American Cyn campground Comment
  SBBG127944  Acmispon heermannii var. orbicularis M. A. Elvin, G. M. Greenwald 2013-8-9 7227 San Luis Obispo Myrtle Pond, ca. 250 m from Pacific Ocean; Guandalupe-Nipomo Dunes National Wildife Refuge 9 Comment
  UCD104208  Acmispon heermannii var. orbicularis Donald Myrick 1966-3-23 1294 San Luis Obispo San Luis Obispo County: North of Cambria. Comment
  OBI13062  Acmispon junceus var. junceus Robert F. Hoover 1964-10-3 9319 San Luis Obispo Mouth of Coon Crk Comment
  UCD104464  Acmispon strigosus John C. Tothill 1960-1 s.n. San Luis Obispo San Luis Obispo County: Arroyo Grande. Comment
  OBI79171  Acmispon wrangelianus David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31256 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  OBI79707  Acmispon wrangelianus David J. Keil 2012-5-27 31359 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  UC1070051  Acourtia microcephala D. Axelrod 1936-6-23 558 San Luis Obispo 2 1/4 mi sw of ne corner of quad San Luis Obispo Quad. 381 Comment
  OBI15583  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 b San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  CAS-BOT-BC391671  Actaea rubra R. F. Hoover 1947-8-16 7378 San Luis Obispo 6 mi. w. of Templeton on road to Cambria Comment
  CAS-BOT-BC139997  Adenostoma fasciculatum R. W. S. 1895-5-1 s.n. San Luis Obispo Hill S. Lucia Range nr. Reservoir Comment
  RSA586572  Adenostoma fasciculatum var. fasciculatum F. L. Johnson, E. A. Young 1993-5-27 ROB- 651 San Luis Obispo 1 km S of Pick and Shovel Mine. Comment
  OBI3356  Adenostoma sparsifolium Neil Havlik 1969-9-30 523 San Luis Obispo Along Agua Escondido rd (USFS #32S07), about 4 mi E of the Huasna River 305 Comment
  UCSB29437  Adenostoma sparsifolium Havlik, Neil 1969-9-30 San Luis Obispo along Agua Escondido Rd. (USFS #32S07) , about four miles east of the Huasna River. 304 Comment
  RSA0041512  Adiantum jordanii LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6430 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  SBBG214  Adiantum jordanii C. B. Hardham 1959-4-10 4214 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UCD137187  Adiantum jordanii Francia Chisaki 1960-5-17 1361 San Luis Obispo San Luis Obispo County: Above westernmost fork of Las Toblas Creek (Dellaganna or Carmen Creek) at northeast base of Cypress Mountian. 518 Comment
  HSC34472  Adiantum jordanii J. D. Ackerman, A. M. Montalvo 1974-3-25 140 San Luis Obispo 8 mi. S of Santa Margarita on road to Pozo Comment
  OBI64619  Adiantum jordanii David J. Keil, Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt and Lynne Dee Althouse 2000-5-16 28712 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UCSB29428  Aesculus californica Havlik, Neil 1969-6-18 San Luis Obispo Along Estrada Greek , about 3 miles east of San Carpoforo Creek; Two large trees and several young ones were here 457 Comment
  RSA791588  Ageratina adenophora Margriet Wetherwax, E. Painter, David J. Keil 2001-5-17 SLO- 77 San Luis Obispo Camp San Luis Obispo. West side of Dairy Creek bridge near junction of Amador and Menocino Streets, under bridge. 100 Comment
  SBBG117880  Agoseris grandiflora M. Wetherwax, E. Painter 2001-5-17 SLO 195 a San Luis Obispo ridgecrest between Whiskey and Dughi drainages; Camp San Luis Obispo 448 Comment
  UCR159229  Agoseris heterophylla George K. Helmkamp, E. A. Helmkamp 2005-4-22 9389 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  CAS-BOT-BC46062  Agoseris heterophylla var. cryptopleura Clare B. Hardham 1957-4-19 1705 San Luis Obispo 1 mile west of Templeton Comment
  CAS-BOT-BC46066  Agoseris heterophylla var. cryptopleura Alice Eastwood; John Thomas Howell 1936-5-8 2302 San Luis Obispo 3 miles east of Pozo Comment
  OBI17134  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Comment
  OBI47123  Agoseris retrorsa Lynne Dee Oyler, Kathy Loftus 1986-4-5 392 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres natl forest. S1/2 SW1/4 sec 28, R16E, T30S, MDBM Comment
  OBI22543  Agrostis exarata Robert F. Hoover 1947-5-23 7174 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  OBI59209  Agrostis exarata David J. Keil 2001-5-31 29522 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC139371  Agrostis hooveri R. F. Hoover 1948-6-29 7546 San Luis Obispo Edge of San Luis Valley on Carpenter Canyon road to Arroyo Grande. Comment
  OBI56476  Agrostis tandilensis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI22826  Ailanthus altissima Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly, Parker Barn by crk Comment
  OBI73077  Aira caryophyllea David J. Keil 2000-5-31 28795 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from junction with Highway 1 Comment
  UCR122735  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 1998-5-19 3879 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  CAS-BOT-BC462353  Allium amplectens Clare B. Hardham 1960-4-16 5436 San Luis Obispo Delyanna Creek, Cypress Mt.; Santa Lucia Mountains 609 Comment
  CAS-BOT-BC468909  Allium crispum Chester Dudley 1936-4-1 n.s. San Luis Obispo San Miguel Comment
  SEINET3884413  Allium crispum D. W. McNeal 1968-4-9 392 San Luis Obispo Palo Prieta Canyon, 3.0 mi. s. of Cholame. N=7.; 0 Comment
  SD60277  Allium haematochiton Ira L. Wiggins 1932-3-21 5834 San Luis Obispo Serpentine Hills, 2 miles east of San Luis Obispo. Comment
  OBI21213  Allium peninsulare var. peninsulare Neil Havlik 1968-4-6 147 San Luis Obispo On hill on W side of Carrizo plain, due W of S end of Soda Lake Comment
  SBBG107567  Allophyllum gilioides C. B. Hardham 1962-4-16 9005 San Luis Obispo Pozo, Hi Mtn Comment
  UC1583765  Allophyllum glutinosum David Keil with Rhonda Riggins and Michael Stiles 1987-5-17 20166 San Luis Obispo Cuesta East ca. 1/2 mi. down from trailhead Lopez Canyon Trail; Los Padres Nat'l Forest Comment
  UCR247991  Alnus rhombifolia David J. Keil 1986-9-27 19769 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI20558  Alnus rhombifolia R. A. Hays 1957-11-27 s.n. San Luis Obispo Pine Mt Comment
  OBI34337  Amaranthus albus David J. Keil, Eric Wise 1983-8-30 17900 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI40664  Amaranthus albus David J. Keil 1985-6-9 18791 San Luis Obispo Los Osos/Baywood Park area. On N side of Luis Ave, just E of S Bay Blvd Comment
  UC1136530  Amaranthus albus P. L. Johannsen 1937-5-31 1178 San Luis Obispo 2.5 mi ene Chimeneas Ranch; McKittrick Quad. 822 Comment
  SBBG55763  Amaranthus deflexus D. Keil -Nov-1977 San Luis Obispo Cal Poly Campus Comment
  OBI79908  Ambrosia chamissonis D. R. Miller, E. A. Appel 2013-8-11 813 .1067 San Luis Obispo On beach 1.5 miles north of Hearst Castle Vistor Center Entry Gate on Highway 1. 6 Comment
  OBI59258  Ambrosia psilostachya David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21196 San Luis Obispo Near summit along California Route 227 between San Luis Obispo and Arroyo Grande. 213 Comment
  SD41393  Ambrosia psilostachya Edith A. Purer 1932-8-1 4702 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC135658  Amelanchier utahensis Clare B. Hardham 1962-5-30 10 -227 San Luis Obispo Along stream, north side Pozo Hi Mt. - Santa Lucia Mountains 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
  UCR132382  Ammophila arenaria George K. Helmkamp 2003-9-26 8187 A San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UC1137523  Amorpha californica var. californica T. M. Hendrix 1939-5-8 1018 San Luis Obispo 1.3 mi nw Avenales Ranch; Los Padres National Forest, Branch Mt. Comment
  CAS-BOT-BC26884  Amsinckia acuminata Alice Eastwood 1928-5-16 15104 San Luis Obispo Morro Bay Comment
  UCSC000610  Amsinckia douglasiana H. C. Lee 1937-5-24 987 San Luis Obispo 0.5 mile S.E. of Creston Creston - Paso Robles 335 Comment
  SBBG104185  Amsinckia intermedia F. L. Johnson Proctor 1993-2-19 ROB 129 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  SBBG124147  Amsinckia intermedia D. Wilken with E. Painter 2011-5-2 17947 San Luis Obispo coastal flat at mouth of Oak Knoll Crk, E of Hwy 1 1 Comment
  RSA0089686  Amsinckia intermedia Doris K. Kildale 1929-4-13 7123 San Luis Obispo Salinas River, 5 miles N of Paso Robles. Comment
  SBBG15823  Amsinckia spectabilis D. E. Breedlove 1962-3-24 1970 San Luis Obispo 1.5 mi N of Santa Maria River on US Hwy 101 152 Comment
  OBI34073  Amsinckia spectabilis var. microcarpa Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI32035  Amsinckia spectabilis var. spectabilis David J. Keil, Eric Wise 1981-5-25 14823 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI20614  Amsinckia tessellata Robert F. Hoover 1966-4-20 9820 San Luis Obispo 4 mi E of Creston on rd toward la Panza Comment
  OBI20677  Amsinckia tessellata var. gloriosa Robert F. Hoover 1967-3-22 10270 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  OBI72307  Ancistrocarphus filagineus Anthony Baniaga, Theo Fitanides 2010-5-2 162 San Luis Obispo Tierra Redonda BLM ACEC 413 Comment
  RSA0027843  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 89 San Luis Obispo Southeast half of the Caliente Range: North edge of range. 759 Comment
  POM96036  Androsace elongata subsp. acuta P. A. Munz 1926-4-8 10169 San Luis Obispo 35 miles east of Paso Robles Comment
  OBI70789  Anemopsis californica David J. Keil 2009-6-30 30624 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road. 35 deg. 14.97'N x 120 deg. 38.45'W 55 Comment
  UC198270  Anredera cordifolia Katharine Brandegee San Luis Obispo Comment
  OBI7263  Anthemis cotula David J. Keil 1976-9-19 11819 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
  CAS-BOT-BC102279  Anthemis cotula Ernest C. Twisselmann 1969-8-23 15935 San Luis Obispo Spring Lake canyon, Dorothy Twisselmann Ranch 685 Comment
  OBI49569  Anthoxanthum occidentale Robert F. Hoover 1964-6-7 8980 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  PASA970  Antirrhinum glandulosum Margaret Stason 5/32 331 San Luis Obispo Santa Rita Canyon, near Cambria Comment
  RSA179970  Antirrhinum ovatum D. J. Bedell 1965-8-6 133 -1 San Luis Obispo Hills east of the summit of Palo Prieta Canyon 701 Comment
  OBI37411  Apium graveolens Eric Wise 1982-6-25 1564 San Luis Obispo Pismo State Beach, Oceano campground. In campground of heavy abusage. Also known as "dune lake" by Mason, or Oceano Lagoon by others Comment
  OBI9021  Apium graveolens Robert F. Hoover 1946-8-25 6339 San Luis Obispo Oceano Beach, behind coastal sand dunes Comment
  OBI37404  Apium graveolens Eric Wise 1981-6-7 453 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI20474  Apocynum cannabinum Robert F. Hoover 1965-9-29 9668 San Luis Obispo Tassajera Crk Comment
  UCSB57207  Aquilegia eximia Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly southwest 1/8 mile from junction of Reservoir Canyon and Hampton Canyon riverbeds, just north of San Luis Obispo off Hwy. 101. 304 Comment
  NY353238  Aquilegia fontinalis A. Eastwood 1938-6-14 5934 San Luis Obispo Prefumo Canyon Comment
  UC1122883  Aralia californica H. C. Lee 1936-6-6 656 San Luis Obispo 3.1 mi. n. of Santa Manuela School; Santa Barbara Nat'l Forest, Nipomo Quad. Comment
  UC1276276  Arctostaphylos R. F. Hoover 1964-5-15 8894 San Luis Obispo Pine Top Mountain Comment
  OBI71453  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28230 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  UC82996  Arctostaphylos cruzensis Katharine Brandegee June 1889 San Luis Obispo San Simeon Comment
Read comments
Dec 10 2008
  RSA381144  Arctostaphylos cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo North of Arroyo de los Chinos, 10.7 miles north of San Simeon. Comment
  JEPS98824  Arctostaphylos glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC23316  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8605 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  RSA0040400  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6299 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
  UC1120289  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1935-3-29 537 San Luis Obispo La Panza Range La Panza Quadrangle Comment
  CAS-BOT-BC24609  Arctostaphylos glauca Ernest C. Twisselmann 1956-2-18 2509 San Luis Obispo Oak Flat, 3 mi. w. of Paso Robles. Shandon. 243 Comment
  CAS-BOT-BC24610  Arctostaphylos glauca Ernest C. Twisselmann 1956-2-18 2509 San Luis Obispo Oak Flat, 3 mi. w. of Paso Robles. Shandon. 243 Comment
  CAS-BOT-BC24614  Arctostaphylos glauca Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14052 San Luis Obispo La Panza Range: Fernandez Canyon. 487 Comment
  CAS-BOT-BC24623  Arctostaphylos glauca R. F. Hoover 1946-8-18 6308 San Luis Obispo East base of La Panza Range, on a branch of Novajo Creek. Comment
  CAS-BOT-BC39219  Arctostaphylos glauca W. R. Dudley 1910-1-8 s.n. San Luis Obispo East of river, Paso Robles. Comment
  UC1276217  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo 5 mi above County Park; Upper Arroyo Grande Comment
  CAS-BOT-BC24525  Arctostaphylos hookeri subsp. hearstiorum Walter Knight; Irja Knight 1980-6-22 4014 San Luis Obispo Originally collected from Hearst Ranch along State Highway #1. Comment
  CAS-BOT-BC40118  Arctostaphylos morroensis Roman Gankin 1958-6-22 305 San Luis Obispo From south end of Morro Bay, on sandy hills overlooking bay and ocean. Comment
  SBBG16042  Arctostaphylos morroensis M. A. Piehl 1963-4-21 6388 San Luis Obispo ca. 3 mi SW of Los Osos 18 Comment
  SBBG49300  Arctostaphylos morroensis L. W. Edge 1972-5-8 153 San Luis Obispo Los Osos, above Cabrillo Estates Comment
  HSC77145  Arctostaphylos morroensis Tim Messick 1982-12-21 1858 San Luis Obispo Los Osos, hillside S of Highland Drive, between Roderson Ave. and Bayview Dr. 107 Comment
  SBBG108197  Arctostaphylos obispoensis C. B. Hardham 1961-5-12 7124 San Luis Obispo E of Cerro Alto, rd to Cypress Grove 609 Comment
  OBI80687  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1104 San Luis Obispo growing on east side of Ridge rd. at Buckeye & Pine Mt. Mines (east slope Pine Mt.) 946 Comment
  OBI81005  Arctostaphylos obispoensis D. R. Miller 2015-1-29 115 .1107 San Luis Obispo Pine Mountain Region. .6 miles north of communication towers (old lookout tower) on east side of road. 918 Comment
  RSA43156  Arctostaphylos obispoensis Robert F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  RSA633440  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19166 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  RSA633465  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27625 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI82354  Arctostaphylos pechoensis David J. Keil, Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-1-1 33441 -A San Luis Obispo Upper See Canyon 415 Comment
  RSA201826  Arctostaphylos pechoensis Roman Gankin, W. Richard Hildreth 1966-6-8 806 San Luis Obispo ca 1/2 mile southeast of summit, See Canyon Road, San Luis Range Comment
  CAS-BOT-BC44354  Arctostaphylos pilosula Clare B. Hardham 1957-5-6 1830 San Luis Obispo About 3/4 mile SE of Atascadero Lake Comment
  RSA0037516  Arctostaphylos pilosula LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6474 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
  UC1334940  Arctostaphylos pilosula H. C. Lee 1936-2-26 425 San Luis Obispo s Los Berros Creek (near Hwy 1); Arroyo Grande Quadrangle 121 Comment
  UCD53657  Arctostaphylos pilosula A. E. Wieslander 1935-6-9 550 San Luis Obispo American Canyon; La Panza Range. 1066 Comment
  SEINET11989170  Arctostaphylos tomentosa R. Gankin, Hildreth, W. R. 1967-1 1113 San Luis Obispo ridge N of Arroyo de los Chinos, E of CA 1, ca 9 mi N of San Simeon, E of CA 1 ca 0.25 mi Comment
  RSA43165  Arctostaphylos tomentosa subsp. tomentosiformis Robert F. Hoover 1946-11-16 6552 San Luis Obispo Upper Arroyo Grande at top of ridge opposite County Park. Comment
  CAS-BOT-BC541436  Arctostaphylos wellsii D. H. Wilken; E. Painter; N. Havlik 2002-12-7 15966 San Luis Obispo Near summit of Indian Knob 200 Comment
  CAS-BOT-BC445304  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  OBI28177  Artemisia californica Jeffrey Null 1980-5-11 13 San Luis Obispo Ecological Study area, Cal Poly campus, SLO 91 Comment
  OBI29106  Artemisia californica Karen Symonds 1982-7-25 10 San Luis Obispo Montana de Oro State Park along Coon Creek trail. Comment
  OBI35431  Artemisia californica Melody Dickens 1980-4-16 18 San Luis Obispo Morro Rock, Morro Bay. Comment
  UC1119319  Artemisia californica N. K. Carlson 1936-3-21 196 San Luis Obispo 5 mi nne of Reeds (Plot 20); Arroyo Grande Quadrangle 106 Comment
Read comments
Sep 3 2014
  OBI20509  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  SBBG104387  Asclepias eriocarpa F. L. Johnson, E. A. Young 1993-5-23 ROB 497 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  RSA165492  Asclepias eriocarpa Clare B. Hardham 1962-6-22 10349 San Luis Obispo Along Nacimiento River, west of Cantinas Creek Comment
  SBBG84305  Asclepias eriocarpa A. Bratt 1984-5-25 72 San Luis Obispo Hi Mtn-Lopez Lake Rd, 0.3 mi N of Los Padres Nat Forest boundary 457 Comment
  OBI56283  Asclepias erosa George Butterworth 1999-8-11 315 San Luis Obispo Carrizo Plain Natural Area. 15 yds N of Pipeline Rd, .4 mi W of Soda Lake rd. T11N, R25W, S35, NEQ 853 Comment
  OBI52735  Asclepias fascicularis David J. Keil, V. L. Holland 1991-1 22588 San Luis Obispo San Simeon State Park and vicinity, along San Simeon Crk from beach inland to E boudnary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  OBI82597  Asclepias fascicularis David J. Keil, with Kathleen Keil 2016-6-26 33272 -1 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  UCR160149  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9576 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  SBBG108257  Asparagus officinalis C. B. Hardham 1958-8-19 3858 San Luis Obispo Atascadero Crk, near High School Comment
  SBBG229  Aspidotis californica C. B. Hardham 1958-5-7 3230 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  UC371173  Aspidotis californica F. E. Roadhouse 1905-4 4 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC65876  Aspidotis densa Ernest C. Twisselmann 1956-11-7 3230 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  UC573234  Astragalus asymmetricus T. M. Hendrix 1937-6-1 230 San Luis Obispo 2.6 mi ene Huerhuero School; Pozo Quad., ene of Huerhuero School 563 Comment
  CAS-BOT-BC177481  Astragalus asymmetricus Gregory McMillan 1958-6-12 45 -1 San Luis Obispo Phelps Hill, Eben McMillan Ranch, eastern San Luis Obispo County 701 Comment
  OBI35384  Astragalus curtipes K. A. Nadeau 1983-7-8 35 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  UC1128830  Astragalus curtipes C. M. Belshaw 1936-3-18 1640 San Luis Obispo 2.9 mi ssw Adams Ranch; Nipomo Quad., ssw of Adams Ranch Comment
  UCR6168  Astragalus curtipes C. M. Bringle 1967-3-20 B670320- 19 San Luis Obispo South Coast Range/Central Coast, 2 mi north of San Luis Obispo on H.A. Hildenbrand Ranch, Rt. 2 Box 103. First pasture behind ranch house, 200 ft. west of stream 427 Comment
  CAS-BOT-BC177820  Astragalus curtipes Ernest C. Twisselmann 1972-4-1 18600 San Luis Obispo Edna Valley, 0.75 mile southeast of Edna 30 Comment
  UC1250278  Astragalus curtipes Carroll Wood San Luis Obispo eight-tenths mile sw San Luis Obispo Comment
  UC1392683  Astragalus didymocarpus var. milesianus R. F. Hoover 1969-4-22 11256 San Luis Obispo e Morro Bay (San Bernardo Creek); e of Morro Bay, San Bernardo Creek Comment
  CAS-BOT-BC182898  Astragalus douglasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9461 San Luis Obispo 1/2 mile east of La Panza on State Highway #178 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC182911  Astragalus douglasii Alice Eastwood; John Thomas Howell 1936-5-9 2376 San Luis Obispo Nacimiento River on road between Adelaida and Pleyto Comment
  POM262049  Astragalus gambelianus I. L. Wiggins 1929-4-13 3424 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  OBI72191  Astragalus gambelianus E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 66 San Luis Obispo Camp San Luis Obispo. N side of large serpentine outcrop W of Chorro Reservoir, above tributary of Chorro Crk. UTMs NAD27, zone 10S, 709912E, 3913213N 220 Comment
  UCD104797  Astragalus gambelianus P. B. Kennedy 1929-4-12 s.n. San Luis Obispo San Luis Obispo County: 7 1/2 miles from Morro, on Ataseadero Road. Comment
  CAS-BOT-BC187539  Astragalus macrodon M. E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles Comment
  POM26496  Astragalus macrodon Marcus E. Jones 1902-07 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC186542  Astragalus nuttallii var. nuttallii E. R. Blakley 1960-7-2 3507 San Luis Obispo Between the ocean and Oso Flaco Lake 6 Comment
  OBI73263  Astragalus nuttallii var. nuttallii Michael Walgren 2010-8-13 181 San Luis Obispo San Simeon State Park Comment
  OBI35321  Astragalus nuttallii var. nuttallii Helen Jones 1982-8-7 64 San Luis Obispo Piedras Blancas Point. Range from Monterey Bay to Point Conception Comment
  SBBG21332  Astragalus nuttallii var. nuttallii J. Patman 1963-5-30 San Luis Obispo rd between Hwy 101 and Grover City Comment
  CDA37117  Astragalus oxyphysus D. B. Joley 1976-5-1 1 San Luis Obispo Hwy. 41. 0 Comment
  UCD105176  Astragalus oxyphysus Ernest C. Twisselmann 1963-4-24 8100 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Highway U.S. 466, 1.25 mile west of Cholame. 365 Comment
  UC1285213  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  UCSB19166  Astragalus trichopodus Rankine, Jane 1965-4-10 San Luis Obispo State Highway 1, 6 miles N of Cayucos Comment
  CAS-BOT-BC199108  Astragalus trichopodus var. phoxus R. F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Ricky Canyon between Atascadero and Creston, on exposed south-facing rocky slope. Comment
  OBI13383  Astragalus trichopodus var. phoxus Robert F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Rocky Cyn, between Atascadero and Creston Comment
  OBI81228  Athysanus pusillus David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20392 San Luis Obispo Road along ridgetop in Temblor Range south of Hurricane Road 800 Comment
  JEPS85868  Athysanus unilateralis Roy E. Buck 1989-3-24 1124 San Luis Obispo 0.3 air km e of se tip of main Soda Lake (Carrizo Plain, se of Simmler-Soda Lake Road, 0.3 rd mi e of Soda Lake Road junction, 24 air km sw of Mckittrick (kern Co.)); Carrizo Plain 588 Comment
  RSA784821  Atriplex Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 49 San Luis Obispo close to soda lake, on Soda lake road Comment
  RSA5529  Atriplex canescens C. B. Wolf 1932-11-18 4420 San Luis Obispo On the Santa Maria- Maricopa State Highway, at upper end of Cuyama Valley, 1 mi. W of Kern Co. Line Comment
  RSA0027662  Atriplex confertifolia Greg Wilvert 2005-5-30 448 San Luis Obispo Padrones Canyon. 821 Comment
  UC2027170  Atriplex confertifolia Greg Wilvert 2005-5-30 448 San Luis Obispo Southeast Half of the Caliente Range: Padrones Canyon Comment
  OBI7371  Atriplex leucophylla Robert J. Rodin 1974-4-12 9488 A San Luis Obispo Near salt marsh at S end of Morro Bay Comment
  OBI77923  Atriplex leucophylla Helen Jones 1982-8-27 52 San Luis Obispo Piedras Blancas Point. Adj to Cormorant rock Comment
  OBI17297  Atriplex prostrata Robert F. Hoover 1966-9-21 10089 San Luis Obispo Oso Flaco Lake Comment
  OBI77930  Atriplex semibaccata Helen Jones 1982-8-7 43 San Luis Obispo Piedras Blancas Point. Found along the coast to the N Comment
  OBI57382  Atriplex serenana var. serenana David J. Keil 1998-8-19 27981 San Luis Obispo Hwy 58 just W of San Juan Creek bridge. Comment
  OBI47953  Atriplex spinifera David J. Keil 1987-1-18 s.n. San Luis Obispo Eastern side of Soda Lake on Carissa Plain. Comment
  UCR4848  Atriplex watsonii O. F. Clarke 1966-11-26 661126- 03 San Luis Obispo Central Coast, Morro Bay 6 Comment
  OBI58223  Atriplex watsonii Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit, on bay side of shoreline of Morro Bay sandspit, ca 1/3 way S from point Comment
  OBI40768  Avena barbata David J. Keil, Dirk Walters 1986-5-2 19324 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UCR140089  Avena barbata George K. Helmkamp 2004-2-29 8319 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  OBI30726  Avena barbata Koomanoff et al. 1981-5-16 13 San Luis Obispo SSE 46 degree slope near summit of Indian Knob Comment
  OBI2543  Avena fatua Larry E. Brown 1970-3-6 1737 San Luis Obispo Silver City Mobile Lodge on S Higuera St in San Luis Obispo Comment
  OBI78674  Avena sativa Nancy E. Arnold, Robert L. Allen 1981-5-17 296 San Luis Obispo 7.6 miles NE of Santa Margarita, Calif Cyn, N end of La Panza Muns 305 Comment
  UC771710  Baccharis glutinosa R. F. Hoover 1946-10-27 6542 San Luis Obispo opposite Pioneer Grove (Cuyama River); Cuyama River Comment
  OBI17782  Baccharis pilularis Dave Imper 1977-3-21 75 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd. 107 Comment
  UC1321227  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  OBI2767  Baccharis pilularis R. R. La Belle 1967-10-10 34 San Luis Obispo Laguna Lake, SLO. N side of lake Comment
  UCD129439  Baccharis pilularis subsp. consanguinea Roman Gankin 1966-2-17 668 San Luis Obispo San Luis Obispo County: ca. 1.5 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI62147  Baccharis pilularis subsp. consanguinea P. A. Holden 1968-9-28 587 San Luis Obispo Growing on summit of Cuesta ridge along road to TV tower Comment
  OBI31963  Baccharis salicifolia David J. Keil 1981-6-20 14901 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  UCR248189  Baccharis salicifolia David J. Keil 1986-9-27 19771 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI38483  Baccharis salicifolia Eric Wise 1981-6-7 471 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI77800  Baccharis salicifolia Eric Wise 1983-2-17 1641 San Luis Obispo Cuyama River, Pine Cyn Forest Serv. Stn Comment
  UC1118918  Baccharis salicifolia subsp. salicifolia B. Bolt 1936-4-24 690 San Luis Obispo 1 mi nw of Atascadero (San Luis Obispo); San Luis Obispo 243 Comment
  CAS-BOT-BC16613  Barbarea orthoceras R. F. Hoover 1947-3-29 6810 San Luis Obispo Calf Canyon. Comment
  OBI78345  Bellardia trixago Rhonda Riggins 1984-5-8 1493 San Luis Obispo Campus of Polytechnic State Univ in Poly Cyn Comment
  RSA586509  Bellardia trixago F. L. Johnson, E. A. Young 1993-5-26 ROB- 625 San Luis Obispo 1.5 km WNW of Chorro Red, CSLO. [Camp San Luis Obispo] Comment
  SD27809  Berberis pinnata Carl B. Wolf 1929-4-16 3635 San Luis Obispo Along the coast road, 8 miles north of Cayucos 60 Comment
  OBI9015  Berula erecta Robert F. Hoover 1946-8-25 6342 San Luis Obispo Oceano Beach, behind coastal sand dunes Comment
  RSA451990  Berula erecta E. A. Purer 1931-1 s.n. San Luis Obispo Oceano Comment
  CDA43158  Beta vulgaris David J. Keil 1993-6-11 24176 San Luis Obispo San Luis Obispo. Residential area along Phillips Lane, ca. 2 houses northeast of California Blvd. on Phillips Lane. 0 Comment
  OBI54372  Blennosperma nanum George Butterworth 1995-1-29 15 San Luis Obispo E of Soda Lake rd, 1/4 mi S of Gaviota Rd, at "driveway:" Not in CPNA Comment
  UC1285378  Blepharizonia laxa R. F. Hoover 1952-11-2 8278 San Luis Obispo Caliente Mt. Comment
  UCD135799  Blepharizonia laxa Bruce G. Baldwin 1985-9-29 540 San Luis Obispo San Luis Obispo County: near junction of Shell Creek Road and San Juan Road. San Juan Creek. Comment
  CAS-BOT-BC14549  Boechera pulchra R. F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mountain. Comment
  RSA43090  Boisduvalia glabella Robert F. Hoover 1947-4-26 7096 San Luis Obispo 1 mile east of Creston on Shandon road Comment
  UCR39142  Bolboschoenus glaucus David J. Keil 1982-7-26 16311 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  OBI80898  Bolboschoenus maritimus George Butterworth 2015-7-14 978 San Luis Obispo Eagle Field Pond 664 Comment
  SBBG80775  Bolboschoenus maritimus subsp. paludosus D. Keil 1983-11-19 18053 San Luis Obispo Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI8441  Brachychiton populneum David J. Keil 1977-7-3 12474 San Luis Obispo Near campus of Calif Polytechnic state univ, San Luis Obispo Comment
  OBI22470  Brachypodium distachyon R. F. Hoover 1954-5-20 8348 San Luis Obispo At 330 Chaplin Ln Comment
  OBI66928  Brassica nigra David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29560 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
  OBI29569  Brassica rapa Melissa Luckow 1981-6-25 686 San Luis Obispo N of San Simeon Beach Comment
  SBBG80459  Brassica tournefortii C. F. Smith 1975-5-13 10844 San Luis Obispo above farmyard NW of Guadalupe, S of Oso Flaco Lake 0 Comment
  OBI72329  Brickellia californica Anthony Baniaga, Theo Fitanides 2010-5-16 200 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Base of SSW facing sasndstone cliff. 518 Comment
  CAS-BOT-BC100462  Brickellia californica R. F. Hoover 1946-8-18 6306 San Luis Obispo West base of La Panza Range Comment
  OBI16902  Brickellia nevinii Robert F. Hoover 1952-11-1 8267 San Luis Obispo Caliente MT. Comment
  UC1285239  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  SBBG104449  Brodiaea jolonensis M. D. Proctor, E. A. Young 1993-4-15 ROB 419 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  CAS-BOT-BC144233  Bromus arenarius R. F. Hoover 1947-5-9 7135 San Luis Obispo Calf Canyon east of Santa Margarita. Comment
  OBI39942  Bromus arenarius Tracy Sturm 1-2 May 82 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  CAS-BOT-BC149463  Bromus berteroanus R. F. Hoover 1952-5-25 8220 San Luis Obispo Caliente Mountain. On summit ridge. Comment
  OBI80003  Bromus carinatus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31336 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
  RSA760030  Bromus carinatus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trail from Horse Camp to Manzanita Trail. Comment
  SEINET10520178  Bromus carinatus Adolph D. E. Elmer Elmer 3833 San Luis Obispo Comment
  UC1130986  Bromus carinatus var. carinatus N. French 1936-3-19 751 San Luis Obispo 1 mi ne of Spanish Ranch (Santa Barbara National Forest); Santa Barbara National Forest 304 Comment
  UC1130989  Bromus carinatus var. carinatus C. M. Belshaw 1936-3-31 1703 San Luis Obispo 1.2 mi ssw of Toro 228 Comment
  CAS-BOT-BC148967  Bromus carinatus var. carinatus Clare B. Hardham 1957-5-9 1901 San Luis Obispo Santa Lucia Mountains. Almond orchards, Paso Robles. Comment
  LA105652  Bromus carinatus var. marginatus Barry A. Prigge; 1989-7-3 9036 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
  OBI22373  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Plants of the Temblor Range and Western San Juaquin Valley; Chris Twisselmann Ranch: Eastern San Luis Obispo County 655 Comment
  CAS-BOT-BC155858  Bromus catharticus var. elatus Ernest C. Twisselmann 1956-5-1 2730 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Gillis Canyon, 0.5 mile west of Eben McMillan Residence. 693 Comment
  JEPS97075  Bromus diandrus M. D. Proctor and E. A. Young 1993-3-17 ROB 198 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  OBI31761  Bromus diandrus Turnquist, Smeltzer 1982-5-1 91 San Luis Obispo NE side of Laguna Lake park Comment
  OBI50287  Bromus diandrus Tawney Odegard 1985-6-29 31 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI28084  Bromus diandrus Allison Berry, Carrie Wilson 1982-5-9 30 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd across RR tracks 50 yds Comment
  OBI6928  Bromus diandrus Keith McConnelly 1975-5-9 127 San Luis Obispo Plant Distribution on Cerro San Luis Obispo Peak, 1 mi W of San Luis Obispo; NE slope of Cerro SLO 183 Comment
  UC1153391  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo between Rocky Butte and Pine Mountain (Santa Lucia Mountains); Santa Lucia Mountains Comment
  OBI65091  Bromus hordeaceus Greg Wilvert 2005-4-30 344 San Luis Obispo SE Half of the Caliente Range. Along Padrones Cyn Rd 864 Comment
  RSA0011871  Bromus hordeaceus Joan Stewart 1995-4-1 337 San Luis Obispo Carrizo Plain Comment
  RSA755147  Bromus japonicus D. R. Miller 2007-5-25 507 .854 San Luis Obispo Creekway junction in Pear Tree flat, Pico Creek drainage. 866 Comment
  UCR42770  Bromus laevipes David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18607 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  UC1131226  Bromus madritensis subsp. rubens B. Bolt 1936-3-13 619 San Luis Obispo 1 mi w of Cerro Romauldo 182 Comment
  OBI79906  Bromus pseudolaevipes D. R. Miller 2013-5-8 513 .1056 San Luis Obispo The Rocky Butte/Pine Mountain Region, this small stand of perhaps 15-20 plants is growing understory on Pine Mountain along main ridge road, approximately 50 meters north of Indian Summer Camp, Tobacco Creek drainage. 884 Comment
  OBI28114  Bromus sitchensis Allison Berry, Carrie Wilson 1982-5-11 70 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd-1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  UC1296297  Cakile maritima R. F. Hoover 1947-4-13 6917 San Luis Obispo n end of Morro Bay Morro Bay Comment
  SACT000732  Calamagrostis nutkaensis Malcolm Nobs, S. Smith 1949-6-23 San Luis Obispo Strongly caespitose, clumps 1-2 feet across. Bog near Highway 1, ca. 4 miles south of Arroyo Grande. Comment
  UC1100201  Calamagrostis nutkaensis Malcolm A. Nobs and S. Galen Smith 1949-6-23 857 San Luis Obispo 4 mi s Arroyo Grande (bog near Hwy 1) Comment
  SBBG113581  Calandrinia breweri C. B. Hardham 1961-4-26 6918 San Luis Obispo Franklin Crk near Adelaida Comment
  CAS-BOT-BC233974  Calandrinia breweri Clare B. Hardham 1959-5-19 4563 San Luis Obispo Roadside edges near an old burn Las Tablas Creek, Santa Lucia Mountains Comment
  OBI72993  Calandrinia breweri David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25407 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  CDA11443  Calandrinia ciliata G. F. Hrusa 1995-5-28 12196 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Comment
  OBI31692  Calandrinia ciliata Smeltzer, Turnquist 1982-4-21 64 San Luis Obispo From rear parking area along NE lake edge in laguna Lake Park Comment
  CAS-BOT-BC167332  California macrophylla H. D. Ripley; R. C. Barneby 1941-4-21 3283 San Luis Obispo Above the Painted Rocks, Carrizo Plain 914 Comment
  OBI66709  Callitriche trochlearis David J. Keil, with Robyn Cox, Cindy sage and Orrin Sage 2002-2-11 29740 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill Comment
  CHSC13616  Calocedrus decurrens Patricia Haberkern 1974-4-9 10 San Luis Obispo Scarce in Cerro Alto Campground, Los Padres National Forest. 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  OBI62734  Calochortus catalinae LynneDee Althouse 2002-5-2 188 San Luis Obispo Santa Margarita Ranch Comment
  UCSB57244  Calochortus clavatus Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly southwest 1/8 mile from junction of Reservoir Canyon and Hampton Canyon riverbeds, just north of San Luis Obispo off Hwy. 101 335 Comment
  UCR118371  Calochortus clavatus var. clavatus George K. Helmkamp, E. A. Helmkamp 1998-7-1 4255 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  OBI21399  Calochortus clavatus var. pallidus Robert F. Hoover 1955-6-30 8362 San Luis Obispo Summit of La Panza Range, Pozo-Simmler Rd. Also seen on both E and W slopes of range Comment
  OBI75712  Calochortus fimbriatus D. R. Miller 2011-7-29 711 .979 San Luis Obispo Off the W side of Main Ridge Rd, T26S,R8E, Sect 11 in central SE part of sec 11.This is above "Pig Springs" 914 Comment
  CAS-BOT-BC492535  Calochortus luteus Clare B. Hardham 1960-6-17 6297 San Luis Obispo Plants of the Santa Luica Mountain, Cambria Comment
  OBI33579  Calochortus obispoensis Melissa Luckow and Jerry Rendon, Jerry Rendon 1980-5-20 62 San Luis Obispo Poly Cyn, near end of rd on N side [Calif Polytechnic State Univ] Comment
  OBI21430  Calochortus simulans Neil Havlik 1967-4-30 35 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  UC1134515  Calochortus splendens H. C. Lee 1937-5-10 911 San Luis Obispo 0.75 mi n Lake Ysabel; Paso Robles Quad. 259 Comment
  UC337919  Calochortus splendens unknown 1887-1 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC483557  Calochortus splendens L. R. Abrams 1917-6-10 6501 San Luis Obispo Paso Robles Comment
  RSA0019349  Calochortus venustus Greg Wilvert 2005-5-14 418 San Luis Obispo Southeast half of the Caliente Range: 0.9 km NW of Wells Canyon. 878 Comment
  SBBG57813  Calochortus venustus H. and M. Dearing 1940-6-16 490 San Luis Obispo N of city of San Luis Obispo, second rd beyond auto camp up near the picnic grounds 152 Comment
  CAS-BOT-BC496844  Calochortus venustus R. F. Hoover 1969-5-20 11317 San Luis Obispo Klau district mines, Santa Lucia Range Comment
  UC1314975 Image available Calochortus venustus R. F. Hoover 1967-5-24 10586 San Luis Obispo w of Paso Robles (on Adelaida road) Comment
  OBI16879  Calycadenia villosa Robert F. Hoover 1946-6-16 6164 San Luis Obispo La Panza district, in juniper belt just W of La Panza Ranch Comment
  OBI76690  Calycadenia villosa Jason Dart 2006-6-9 283 San Luis Obispo At the confluence of Lake Nacimiento and Dip Crk, W of the Heritage Ranch residential development 305 Comment
  RSA0008361  Calycadenia villosa Clare B. Hardham 1957-6-22 2280 San Luis Obispo Black Mountain, Highland District Comment
  CAS-BOT-BC94951  Calystegia longipes R. C. Wenk 2007-4-15 639 San Luis Obispo Along Pozo Road, about 1 mi. W of Pozo summit 700 Comment
  SBBG58080  Calystegia macrostegia unknown 1895-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET9001121  Calystegia macrostegia subsp. cyclostegia R. R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy 1, ca 5.8 miles S of Ragged Point, 6 miles N of San Simeon. 14 Comment
  CAS-BOT-BC221373  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1956-6-4 838 San Luis Obispo Santa Lucia Mountains. Atascadero Ranch Comment
  JEPS34339  Calystegia macrostegia subsp. cyclostegia Rimo Bacigalupi and L. R. Heckard 1963-4-20 8814 San Luis Obispo n-facing slopes w Cuesta Pass (along dirt road to the TV power station at crest of Santa Lucia Mts.); at crest Santa Lucia Mts., w of Cuesta Pass 579 Comment
  RSA195776  Calystegia macrostegia subsp. cyclostegia E. C. Twisselmann 1967-4-27 12928 San Luis Obispo South side of San Carpoforo Creek. 53 Comment
  UCD126098  Calystegia macrostegia subsp. cyclostegia R. A. Schlising; L. Bellue 1973-5-13 3090 San Luis Obispo San Luis Obispo County: southeast of Santa Margarita, along Pozo Road, 8.5 miles from junction with Highway 58. Comment
  CHSC114056  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  SEINET7063670  Calystegia malacophylla subsp. pedicellata A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 14.9 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 737646mE, 3889849mN. (WGS84/NAD83). 244 Comment
  UC1123601  Calystegia malacophylla subsp. pedicellata G. T. Nordstrom 1937-4-28 1135 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quad., ene Lincoln School Comment
  CDA20523  Calystegia malacophylla subsp. pedicellata O'Reilly 2005-5-17 PDR 1270628 San Luis Obispo South Coast Ranges; 3347 Kiler Cyn, Paso Robles. 0 Comment
  OBI15300  Calystegia purpurata subsp. purpurata Robert F. Hoover 1958-5-21 8482 San Luis Obispo West of Paso Robles on Mountain Springs road Comment
  OBI59489  Calystegia subacaulis subsp. episcopalis David J. Keil, with V. L. Holland 2001-4-7 29271 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
  UC1927701  Calystegia subacaulis subsp. episcopalis David Keil, V. L. Holland 2001-5-24 29491 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development Comment
  SBBG109773  Camissonia C. B. Hardham 1957-6-6 2088 San Luis Obispo South Rd to Adelaida, 8 mi W of Paso Robles Comment
  SEINET4136576  Camissonia californica David Keil 1987-5-6 20114 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
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Jul 13 2018
  UC2027009  Camissonia campestris Greg Wilvert 2005-3-27 55 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  OBI54219  Camissonia campestris subsp. campestris George Butterworth 1995-4-30 60 San Luis Obispo Carrizo Plain Natural Area. 100 yds N of Painted Rock ranch 597 Comment
  OBI66426  Camissonia campestris subsp. campestris David J. Keil, with Kathleen A. Keil 1997-3-29 26119 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  UCD163529  Camissonia campestris subsp. campestris CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 838 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 737 Comment
  OBI45912  Camissonia campestris subsp. obispoensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19257 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  SBBG4917  Camissonia campestris subsp. obispoensis C. B. Hardham 1959-5-20 4567 San Luis Obispo shore of Nacimiento Lake near Cantinas Crk Comment
  CDA16193  Camissonia contorta G. F. Hrusa, D. Ragan 1999-4-21 15008 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 Comment
  OBI58523  Camissonia graciliflora David J. Keil 1998-4-20 26888 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  UCR158181  Camissonia micrantha George K. Helmkamp 2004-6-9 8615 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  SD193318  Camissonia strigulosa G. K. Helmkamp, E. A. Helmkamp 2005-4-17 9365 San Luis Obispo Corbett Canyon, 2.3 miles north of Highway CA 227 in Arroyo Grande. 81 Comment
  UC454567  Camissonia strigulosa E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI80984  Camissoniopsis cheiranthifolia Alex Duquette 2015-4-26 1 San Luis Obispo Morro Creek Outlet and Morro Beach Strand. Comment
  OBI58551  Camissoniopsis hirtella David J. Keil 1998-4-16 26761 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  JEPS101420  Camissoniopsis lewisii Dean W. Taylor 1994-6-16 14398 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  UCSB13021  Camissoniopsis micrantha Dearing, Hugh; Dearing, Margaret 1938-3-27 San Luis Obispo Nipomo Mesa Comment
  OBI15053  Cardamine californica Robert F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  OBI4259  Cardamine californica Janice Jacobs 1970-2-22 10 San Luis Obispo In Perfumo Cyn along roadside Comment
  RSA773017  Cardamine californica var. californica R. F. Thorne, Percy C. Everett 1963-4-20 31578 San Luis Obispo 13.4 miles SSE of Jolon. 335 Comment
  CAS-BOT-BC384837  Cardionema ramosissimum David D. Keck 1933-5-5 2220 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  RSA586431  Carduus pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 0028 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  OBI81528  Carex barbarae Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-7 8 San Luis Obispo Strothers Park. 3/4 mile from trailhead on the north side of the path 10ft away, just past the transition from grassland to oak woodland. Comment
  SEINET7551525 Image available Carex barbarae Roxanna S. Ferris 1939-6-9 9774 San Luis Obispo Northern edge of Atascadero. Comment
  OBI6452  Carex cusickii Robert F. Hoover 1950-5-13 7909 San Luis Obispo Oso Flaco lake Comment
  SBBG110380  Carex globosa C. B. Hardham 1960-6-7 6059 San Luis Obispo Cypress Mtn 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-BC20410  Carex globosa Clare B. Hardham 1960-6-17 6162 San Luis Obispo Santa Lucia Mountain. Chris Flood Sargent Cypress forest, Head waters of San Carpoforo Creek. Comment
  OBI35097  Carex nudata Eric Wise 1981-9-29 1256 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  CDA17650  Carex obispoensis Austin Griffiths, G. F. Hrusa, M. Mcleod, C. Cunningham 1984-2-2 s.n. San Luis Obispo South Coast Ranges; About midway up Reservoir Cyn immed. E of San Luis Obispo. 0 Comment
  OBI45095  Carex obispoensis 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
  UC833571  Carex obispoensis Lewis S. Rose 1936-5-7 36239 San Luis Obispo Steiner Creek, near San Luis Obispo. Comment
  OBI66165  Carex obispoensis D. R. Miller 2002-6-7 602 /757 San Luis Obispo Pine Mt Region. Grwoing at Cowboy camp area Pico crk, Pico crk drainage 600 Comment
  SBBG96260  Carex praegracilis C. F. Smith 1961-3-23 6352 San Luis Obispo near small lake in Dune Lakes, S of Oceano Comment
  RSA0028854  Carex praegracilis R. J. Rodin 1970-9-10 8430 San Luis Obispo Pismo Beach State Park. About 300 yards from Pacific Ocean near shell mound. Comment
  UCR32143  Carex serratodens David J. Keil, R. R. Pimentel, R. A. Pimentel, Melissa Luckow 1982-3-13 15723 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo Comment
  CHSC82986  Carex spissa L. P. Janeway 2002-9-8 7731 San Luis Obispo Central Coast. West side of Hwy 1 0.7 km north of Arroyo de la Cruz. Along drainage. 8 Comment
  OBI22660  Carex spissa Robert F. Hoover 1947-1 San Luis Obispo Comment
  HSC91826  Carex subfusca Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail Comment
  OBI75220  Carex subfusca David J. Keil 2011-6-24 31050 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 94 Comment
  OBI9689  Castilleja affinis Robert J. Rodin 1954-1-10 5893 San Luis Obispo See Cyn Comment
  SBBG46845  Castilleja affinis L. W. Edge 1972-4-4 103 San Luis Obispo Black Hill, Morro Bay Comment
  UCR160702  Castilleja affinis Don Pendleton 1992-3-15 92- 01 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
  OBI53577  Castilleja affinis Arthur W. Hazebrook 1991-4-28 52 San Luis Obispo Nipomo Duens complex, Big Coreopsis Hill, stabilized dunes; SW facing slope Comment
  JEPS7403  Castilleja affinis subsp. affinis R. F. Hoover 1948-2-22 7419 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  UCR162139  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-2-24 8956 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  JEPS30937  Castilleja affinis subsp. affinis D. E. Breedlove 1962-4-6 2121 San Luis Obispo 3.7 mi n Arroyo de la Cruz (on Calif State Hwy 1) 9 Comment
  UC1012151  Castilleja affinis subsp. affinis Francis W. Pennell 1940-5-10 25351 San Luis Obispo 8 mi w Atascadero (w of pass in Santa Lucia Mts) 304 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
  OBI69481  Castilleja attenuata Amy Millan 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range B Site B Comment
  OBI9384  Castilleja attenuata Robert F. Hoover 1967-4-8 10367 San Luis Obispo 18 mi SE of Creston on La Panza Rd (Camatti-navajo divide) Comment
  OBI58880  Castilleja brevistyla David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27381 San Luis Obispo Caliente Range, 3.7 mi. from junction with Soda Lake Rd. on Selby Rd. Comment
  UC1063441  Castilleja brevistyla C. A. Graham 1939-4-14 529 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 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
  JEPS9428  Castilleja densiflora subsp. densiflora W. L. Jepson 1927-4-26 11973 San Luis Obispo Santa Margarita 335 Comment
  OBI76629  Castilleja densiflora subsp. obispoensis Jason Dart 2005-4-29 263 San Luis Obispo S slope of Squire Cyn, E of Monte Rd 76 Comment
  SJSU3382  Castilleja exserta C. W. Sharsmith 1962-4-21 6859 San Luis Obispo edge of Carrizo Plain at base of Temblor Range c 4 mi NW of Crocker Peak Comment
  JEPS27041  Castilleja exserta subsp. exserta Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7421 San Luis Obispo e of and directly above Morro Beach community (just s of town water-tank) 91 Comment
  JEPS27028  Castilleja exserta subsp. exserta Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7409 San Luis Obispo just above w-most fork of Las Tablas Creek (Dellaganna or Carmen creek) (at ne base of Cypress Mountain); Cypress Mountain, Las Tablas Creek 518 Comment
  SBBG51271  Castilleja exserta subsp. latifolia J. Doty 1969-4-25 641 San Luis Obispo St Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  JEPS15115  Castilleja foliolosa W. A. Peterson 1937-4-26 749 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  OBI59664  Castilleja foliolosa David J. Keil, with V. L. Holland 1999-5-4 28329 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  RSA488716  Castilleja foliolosa James L. Reveal 1988-5-26 6903 San Luis Obispo La Panza Range, Los Padres National Forest, at the La Panza Summit at the turnoff to the Queen Bee Campground along the road from Pozo to La Panza, 8 sir miles northeast of Pozo and 6 miles west-southwest of California Highway 58. 762 Comment
  UCSB26575  Castilleja foliolosa Ketcham, A. 1968-4-26 San Luis Obispo summit of the mountain south of Coon Creek; about 1.3 miles from the end of Los Osos Valley Road Comment
  SBBG6846  Castilleja minor subsp. spiralis C. B. Hardham 1958-6-20 3706 San Luis Obispo near Stenner Crk Comment
  RSA63024  Castilleja mollis L. S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  UCR14972  Castilleja mollis George K. Helmkamp 1976-5-16 s.n. San Luis Obispo Central Coast, Hwy 1, Avila Beach turnoff Comment
  HSC94195  Castilleja mollis Austin P. Griffiths, M. D. Knutsen, K. G. Jones, G. A. Solzgeber 1986-6-11 San Luis Obispo Golden Girls Meadow, NW edge of Santa Maria River Comment
  OBI77451  Castilleja plagiotoma George Butterworth 1997-4-16 115 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi S of end of rd that starts at Soda l Rd 200 yds S of Wells rd T11N, R26W, S15 or 16 792 Comment
  JEPS24859  Castilleja subinclusa subsp. subinclusa Clare B. Hardham 1958-5-5 3248 San Luis Obispo hills bordering the w edge Carissa Plains (Washburn Ranch) Comment
  OBI28764  Castilleja subinclusa subsp. subinclusa Melissa Luckow, CNPS 1981-4-18 666 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  CAS-BOT-BC38217  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  CAS-BOT-BC38229  Caulanthus anceps R. F. Hoover 1949-4-2 7579 San Luis Obispo West side of Cottonwood Pass. Comment
  CAS-BOT-BC38237  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  POM220949  Caulanthus anceps D. D. Keck, Jens Clausen 1935-4-9 3082 San Luis Obispo Cholame 457 Comment
  POM230543  Caulanthus anceps Alice Eastwood, J. T. Howell 1937-5-2 s.n. San Luis Obispo Paso Robles Comment
  POM264861  Caulanthus anceps Lincoln Constance, A. A. Beetle 1940-3-22 2536 San Luis Obispo Carrizo Plain, 10.5 miles S of Simmler 762 Comment
  OBI48177  Caulanthus californicus Ann and Douglas Chadwick, Douglas Chadwick 1988-1 San Luis Obispo Comment
  JEPS27089  Caulanthus coulteri var. lemmonii I. J. Condit 1909-4-17 18 San Luis Obispo Paso Robles Comment
  UC1529012  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-2 8721 San Luis Obispo Padrones Canyon Caliente Range, Padrones Canyon 731 Comment
  CAS-BOT-BC40349  Caulanthus lasiophyllus Alice Eastwood 1926-5-5 13871 San Luis Obispo Cholame. Comment
  CDA16826  Caulanthus lasiophyllus G. F. Hrusa, L. Saslaw 2001-4-12 15763 San Luis Obispo Carrizo Plain; Drainage immed. W of KCL Camp entrance. Comment
  OBI44841  Caulanthus lasiophyllus David J. Keil 1985-3-31 18498 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UCD114687  Caulanthus lasiophyllus J. M. Tucker 1952-3-13 2330 San Luis Obispo Northeastern San Luis Obispo County: Near top of W side of Polonio Pass, 3.5 miles E of Cholame. Comment
  SBBG112853  Caulanthus lemmonii C. B. Hardham 1959-5-6 4407 San Luis Obispo ca. 1 mi E of Bee Rock Comment
  SEINET12005220  Caulanthus lemmonii L. S. Rose 1935-1 35048 San Luis Obispo Cholame Comment
  UC1321317  Ceanothus R. F. Hoover 1964-4-14 8722 San Luis Obispo San Luis Obispo garden Comment
  CDA17941  Ceanothus cuneatus Austin Griffiths 1987-4-29 18169 San Luis Obispo Cuesta Ridge; At Target Range road junct, 1/3 way in. 0 Comment
  RSA0040437  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6308 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8, NE1/4. 558 Comment
  UC73353  Ceanothus cuneatus var. cuneatus J. E. Roadhouse 1905-4 44 San Luis Obispo Comment
  OBI4274  Ceanothus cuneatus var. cuneatus Larry E. Brown 1970-4-26 1786 San Luis Obispo Black Mtn lookout in the Los Padres natl forest Comment
  UC1276283  Ceanothus cuneatus var. fascicularis R. F. Hoover 1948-2-25 7423 San Luis Obispo Oak Park District Comment
  OBI10543  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1948-2-25 7423 San Luis Obispo Oak Park district, on sandstone hills Comment
  OBI10470  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Crk near San Luis Obispo Comment
  OBI61087  Ceanothus foliosus P. A. Holden 1968-4-27 226 San Luis Obispo On N side of Cuesta Pass along old hwy Comment
  CAS-BOT-BC64409  Ceanothus foliosus subsp. medius R. F. Hoover 1964-4-15 8730 San Luis Obispo Ridge nw. of Cuesta Pass. Comment
  CAS-BOT-BC64410  Ceanothus foliosus subsp. medius R. F. Hoover 1964-4-15 8730 San Luis Obispo Ridge nw. of Cuesta Pass. 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
  OBI58673  Ceanothus foliosus var. medius David J. Keil, with Kathleen A. Keil 1998-5-26 27460 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
  UC1280756  Ceanothus foliosus var. medius H. E. McMinn 1938-6-26 5227 San Luis Obispo Pozo Mountains 9 miles east of Pozo. Comment
  SD90092  Ceanothus greggii var. vestitus R. S. Woglum 1940-4-21 2660 San Luis Obispo Morro Bay area Comment
  OBI10491  Ceanothus impressus H. E. McMinn 1936-3-6 4339 San Luis Obispo Nipomo Mesa Comment
  UC1276263  Ceanothus impressus R. F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi W of Nipomo Comment
  CAS-BOT-BC63542  Ceanothus leucodermis R. F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. 5 mi. above County Park. Comment
  UCD18599  Ceanothus oliganthus Roman Gankin; with W. R. Hildreth 1964-7-9 82468 3 San Luis Obispo San Luis Obispo County: Upper Arroyo Grande Canyon. Comment
  SBBG93954  Ceanothus oliganthus var. sorediatus S. A. Junak, T. Ayers 1989-7-14 4124 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  CAS-BOT-BC50419  Ceanothus papillosus Ira L. Wiggins 1932-3-24 5849 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles Comment
  RSA160008  Ceanothus papillosus Clare B. Hardham 1962-5-16 10062 San Luis Obispo Sandstone Franklin Creek Comment
  CDA17094  Ceanothus papillosus var. roweanus G. F. Hrusa, A. Griffiths 1987-5-3 5335 San Luis Obispo Montana de Oro State Park; Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  UC455422  Ceanothus spinosus E. P. Unangst 1907-4-9 San Luis Obispo Cuesta Comment
  UC1071398  Ceanothus thyrsiflorus H. A. Jensen 1930-8-7 51 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  OBI27331  Centaurea benedicta Robert L. Allen, Nancy E. Arnold 1981-5-17 320 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 Comment
  OBI56618  Centaurea benedicta David J. Keil 1998-5-20 27322 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
  CDA7075  Centaurea calcitrapa W. Fetters 1937-7-21 San Luis Obispo Little Morro Creek. 0 Comment
  OBI19355  Centaurea melitensis F. Rush May-56 128 San Luis Obispo Mt SLO Comment
  OBI80669  Centaurea solstitialis David J. Keil 1992-10-19 23845 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI3870  Centaurea solstitialis Patricia Wiese 1971-10-2 118 San Luis Obispo Cuesta Ridge Botanical Area, 2 mi NW of Cuesta Pass 762 Comment
  UC1123399  Centaurium davyi H. C. Lee 1937-5-17 939 San Luis Obispo 1.75 mi n Limmie; Paso Robles Quad. 274 Comment
  CAS-BOT-BC288664  Centromadia fitchii R. F. Hoover 1965-9-19 9594 San Luis Obispo 2 miles E of Santa Margarita Comment
  OBI16301  Centromadia fitchii Robert F. Hoover 1946-9-9 6370 San Luis Obispo San Marcos Crk (W of San Miguel) Comment
  OBI79129  Centromadia parryi Kyle R. Weichert 2014-8-5 2 San Luis Obispo North of Buckley Road, near intersection with Jesperson Road, San Luis Obispo, CA 35 Comment
  UC1392617  Centromadia parryi subsp. congdonii R. F. Hoover 1969-8-15 11545 San Luis Obispo valley w Mt. Bishop Comment
  OBI62980  Centromadia parryi subsp. congdonii Judy Olson 2003-10-23 s.n. San Luis Obispo Camp San Luis Obispo. CDF yard/ training area on north side of Washington Rd, .2-.25 mi W of intersection between Glenn and Washington. Comment
  OBI73430  Centromadia pungens subsp. pungens David J. Keil 2010-6-1 30836 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  OBI57063  Centromadia pungens subsp. pungens Frederic Hursa 1993-5-20 11017 San Luis Obispo Paso Robles: approx 200 m N of Niblick Rd. Bridge on flats along W margin of Salinas River Comment
  CAS-BOT-BC388206  Cerastium fontanum subsp. vulgare M. Wetherwax; E. L. Painter 2003-3-4 CR- 381 San Luis Obispo Camp Roberts. Edge of Nacimiento River, upstream from Twin Bridges, on east side of river near the eastern end of Boy Scout Rd. 180 Comment
  UC1125802  Cerastium glomeratum C. M. Belshaw 1936-3-23 1716 San Luis Obispo 1.4 mi. s.-s.w. Hollister Peak (Plot 3); Cayucos Quad. 106 Comment
  UC454225  Cerastium glomeratum J. E. Roadhouse Mar 1907 897 San Luis Obispo Santa Ysabel Ranch near Salinas R.; Paso Robles, Santa Ysabel Ranch, Salinas R. Comment
  CAS-BOT-BC400162  Ceratophyllum demersum R. F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  OBI77001  Cercocarpus betuloides Michael Medved 1978-4-3 s.n. San Luis Obispo Foothills fo Santa Luica Mts on Cal Poly campus 240 Comment
  RSA171137  Cercocarpus betuloides Robert F. Thorne, Percy C. Everett 1963-4-20 31599 San Luis Obispo 0.5 miles NW of Cuesta Pass along Cuesta Ridge Comment
  OBI16853  Chaenactis fremontii Robert F. Hoover 1967-6-4 10599 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1285414  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-3-30 6829 San Luis Obispo 10 mi e of Creston (on La Panza road) Comment
  OBI28777  Chaenactis glabriuscula var. lanosa David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14510 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI54159  Chaenactis glabriuscula var. lanosa David J. Keil, Kathleen Keil 1995-4-15 24891 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SD12571  Chaenactis glabriuscula var. lanosa Edith A. Purer 1933-7-20 5100 San Luis Obispo Northwest of Guadalupe Comment
  UC57437  Chaenactis glabriuscula var. lanosa J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC279634  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC279618  Chaenactis stevioides Ernest C. Twisselmann 1954-4-17 1078 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Sandiago [Sandiego] Joe Spring: 8 miles southwest of Simmler 792 Comment
  OBI16821  Chaenactis stevioides Robert F. Hoover 1967-3-22 10257 San Luis Obispo Temblor Range E of Soda Lake, in second large cyn N from Crocker Grade Comment
  SBBG109588  Chamaesyce C. B. Hardham 1957-10-11 2671 San Luis Obispo Creston-Simmler Rd, E of Creston Comment
  SBBG118423  Chamaesyce maculata M. Wetherwax 2002-10-2 CR 375 San Luis Obispo Nacimiento River floodplain, just N of Bee Rock Rd, and low water bridge, Training Area P7; Camp Roberts 180 Comment
  UC447275  Chamaesyce ocellata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  OBI082367  Chenopodium album Davis Keil 2015-9-27 33416 A San Luis Obispo San Luis Obisp, Campus of CAlifornia Polytechnic State University, Agricultural field on south side of Highland Drive, east of Stenner Creek . Abundant at edge of corn field along unpaved agricultural road 85 Comment
  CDA15108  Chenopodium californicum G. F. Hrusa 1998-3-28 14191 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Comment
  UCR8970  Chenopodium californicum J. Patman 1963-4-13 115 San Luis Obispo Central Coast, just south of Oceano 6 Comment
  OBI4176  Chenopodium littoreum Julie R. Potter 1969-6-29 51 San Luis Obispo Morro Bay State park Comment
  CDA27715  Chenopodium multifidum David J. Keil 2002-6-28 s.n. San Luis Obispo Foothill Road circa 1 mile from junction with Los Osos Valley Road. Rural roadside. 0 Comment
  OBI34344  Chenopodium murale David J. Keil, Eric Wise 1983-8-30 17894 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UCD98490  Chenopodium strictum G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5958 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  OBI3100  Chloris virgata Larry E. Brown 1971-9-5 2087 San Luis Obispo Near Creston Comment
  CAS-BOT-BC497736  Chlorogalum pomeridianum R. F. Hoover 1964-6-13 9105 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  OBI32291  Chlorogalum pomeridianum var. divaricatum David J. Keil 1982-6-26 16249 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI78964  Chlorogalum purpureum Michael Walgren 2013-1 San Luis Obispo Comment
  OBI55247  Chlorogalum purpureum var. reductum Greg Frugoli 1997-4-15 48 San Luis Obispo Along Red Hill Rd approx 0.3 mi S of hwy 58, Los Padres NF (Hwy 58 burn area) 610 Comment
  OBI54990  Chloropyron maritimum subsp. maritimum Malcolm Mcleod 1987-7-12 1391 San Luis Obispo Morro Bay Sand Spit. Shelter Cove Comment
  CAS-BOT-BC279804  Chondrilla juncea R. F. Hoover 1965-9-22 9634 San Luis Obispo San Luis Obispo. Just west of town on Highway 1 Comment
  OBI54205  Chorizanthe David J. Keil, V. L. Holland 1996-6-6 25884 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca. 1/3 mi from Los Osos Valley rd Comment
  HSC91660  Chorizanthe angustifolia Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro State Park, MDO 27-28 Comment
  OBI24086  Chorizanthe angustifolia Janice M. Toyoshima 1979-5-18 M 1 -18 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI72827  Chorizanthe angustifolia Michael Walgren 2010-6-4 156 San Luis Obispo Morro Bay State Park on the NW side of Black Hill. In an opening along a trl Comment
  CAS-BOT-BC178938  Chorizanthe angustifolia James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6479 San Luis Obispo Along Los Osos Valley Road, 0.2 mile NW of the entrance to Montana de Oro State Park at the western end of San Luis Range S of Morro Bay and SW of Baywood Park 76 Comment
  CAS-BOT-BC191776  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC191792  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  OBI11245  Chorizanthe breweri Robert F. Hoover 1953-5-14 8294 San Luis Obispo Poly Cyn, San Luis Obispo Comment
  OBI31704  Chorizanthe breweri Smeltzer, Turnquist 1982-5-7 109 San Luis Obispo NE side of Laguna Lake Comment
  SBBG117983  Chorizanthe breweri E. Painter, M. Wetherwax 2001-5-15 SLO 202 San Luis Obispo near rd between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  SBBG18309  Chorizanthe breweri C. B. Hardham 1961-4-30 6942 San Luis Obispo Sargent Cypress Grove above San Luis Obispo Comment
  CAS-BOT-BC191783  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Cuesta Sargent Cypress Forest. Santa Lucia Mountains Comment
  OBI82448  Chorizanthe diffusa David J. Keil, with V. L. Holland 2015-6-19 33254 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  UCSB17781  Chorizanthe diffusa Hardham, Clare 1962-5-31 San Luis Obispo Huason District Comment
  SBBG18306  Chorizanthe douglasii C. B. Hardham 1959-5-6 4396 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  UCSB17602  Chorizanthe douglasii Hardham, Clare 1959-5-6 San Luis Obispo Santa Lucia Mountains; Hills between Bee Rock and Nacimiento R. Comment
  CAS-BOT-BC191233  Chorizanthe douglasii James L. Reveal 1988-5-26 6913 San Luis Obispo Along California Highway 58, 2.1 mile W of Shell Creek Road, 7.6 miles NW of La Panza and 0.5 mile E-SE of the La Panza Road at Wilson Corner, 1537 miles NW of the Pozo Road near Santa Margarita 472 Comment
  RSA488725  Chorizanthe douglasii James L. Reveal 1988-5-26 6913 San Luis Obispo Hwy 58,2.1 mile west of Shell Creek road, 7.6 miles NW of La Panza and 0.5 mile ESE of the La Panza road at Wilson Corner, 15.7 miles NE of the Pozo Road near Santa Margarita. 457 Comment
  OBI62636  Chorizanthe membranacea George Butterworth 2003-4-23 497 San Luis Obispo Chimineas. 100 yds W of Carrizo Cyn Rd about 1/4 mi N of hwy 166 Comment
  NY285644  Chorizanthe palmeri E. Palmer 1876-6-26 464 San Luis Obispo Comment
  SEINET7856788  Chorizanthe palmeri J. L. Reveal 1988-5-30 6941 San Luis Obispo Along Cypress Mountain Road, 0.4 mile N of California Highway 46 (now Santa Rosa Road) and 1 mile S of the summit of the road. 579 Comment
  CAS-BOT-BC252759  Chorizanthe palmeri James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6468 San Luis Obispo Along Santa Rosa Creek Road at its intersection with California Highway 46, about 10 airline miles northwest of Atascadero Comment
  OBI11195  Chorizanthe palmeri Robert F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Prefumo Cyn (W of Laguna) Comment
  OBI11202  Chorizanthe palmeri Robert F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Spring Crk Comment
  OBI65937  Chorizanthe palmeri Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 22 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 1 208 Comment
  CHSC43093  Chorizanthe rectispina L. P. Janeway; Jean Witzman, Julie Jensen 1988-5-31 2125 San Luis Obispo Along Calf Cyn Rd (hwy 58) ca 1 1/4 mi NE of Creston Rd. On N side of hwy, in bare openings in chamise chaparral between dirt rd and the hwy. 457 Comment
  OBI58024  Chorizanthe rectispina David J. Keil, with V. L. Holland 1992-5-28 23159 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  RSA113140  Chorizanthe rectispina Roxana S. Ferris 1955-5-25 s.n. San Luis Obispo 7.5 miles E of Santa Margarita on north circuit road of Park Hill District Comment
  OBI11180  Chorizanthe staticoides Robert F. Hoover 1946-6-16 6153 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI27350  Chorizanthe staticoides Robert L. Allen, Nancy E. Arnold 1981-5-10 270 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. 2 m from top of hill 305 Comment
  RSA132950  Chorizanthe uniaristata Clare B. Hardham 1957-7-20 2471 San Luis Obispo Bill Washburn Ranch, western edge of Carissa Plains Comment
  CAS-BOT-BC247793  Chorizanthe uniaristata R. F. Hoover 1953-5-17 8315 San Luis Obispo Skunk Well canyon near Marianas Ranch, Temblor Range Comment
  CAS-BOT-BC247858  Chorizanthe ventricosa R. F. Hoover 1949-5-29 7730 San Luis Obispo Cottonwood Pass, west side Comment
  UC1392761 Image available Cicuta maculata var. bolanderi R. F. Hoover 1969-7-13 11463 San Luis Obispo Atascadero Comment
  OBI64151  Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s.n. San Luis Obispo Santa Lucia Mts W of Templeton on Santa Rita Crk rd, 3.7 mi W of vineyard Dr Comment
  OBI81416  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 e San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  CAS-BOT-BC285470  Cirsium occidentale var. californicum Ernest C. Twisselmann 1954-5-22 1279 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  UC454289  Cirsium occidentale var. californicum I. J. Condit 1908-5-30 San Luis Obispo Cuesta Comment
  SBBG94481  Cirsium occidentale var. lucianum C. F. Smith 1968-6-28 10095 San Luis Obispo rd to Cypress forest, below summit of TV Peak, W of Cuesta Grade and Hwy 101 Comment
  CAS-BOT-BC280130  Cirsium occidentale var. venustum Alice Eastwood; John Thomas Howell 1936-5-8 2306 San Luis Obispo La Panza Mts. Comment
  CAS-BOT-BC280124  Cirsium occidentale var. venustum R. F. Hoover 1969-7-13 11458 San Luis Obispo 2 mi. s. of Atascadero Comment
  OBI57481  Cirsium scariosum var. loncholepis David J. Keil 1998-11-13 28198 San Luis Obispo Guadalupe Dunes. At northern fringe of Santa Maria River riparian corridor Comment
  CDA21726  Cirsium undulatum R. Funk 1950-10-2 San Luis Obispo Bonetti, Los Osos. 0 Comment
  CAS-BOT-BC285849  Cirsium vulgare Ernest C. Twisselmann 1970-9-17 17504 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 685 Comment
  CDA7426  Cirsium vulgare R. K. Oishi 1998-10-11 29 San Luis Obispo On Pecho Valley Road, (ca) 1 mile south from the park ranger office in Montana de Oro National Park. Comment
  CAS-BOT-BC114810  Cladium californicum R. F. Hoover 1947-8-7 7353 San Luis Obispo Black Lake Canyon in boggy meadow. Comment
  JEPS50756  Clarkia Rimo Bacigalupi 1967-6-27 9303 San Luis Obispo just s Little Sur River 45 Comment
  CAS-BOT-BC162541  Clarkia affinis Eben McMillan 1952-5-20 122 San Luis Obispo E. McMillan Ranch, Choice Valley 1 mi. S 8 mi. E Shandon Comment
  OBI3733  Clarkia amoena Elizabeth Rudd 1971-5-16 257 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  OBI12118  Clarkia bottae Robert F. Hoover 1947-5-30 7234 San Luis Obispo Huasna district Comment
  RSA150735  Clarkia bottae Clare B. Hardham 1962-5-31 10260 San Luis Obispo Headwaters Arroyo Seco, Huasna District Comment
  SFV17434  Clarkia cylindrica P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  RSA0037309  Clarkia cylindrica subsp. cylindrica LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6486 San Luis Obispo La Panza Range: Short distance north, from Chester Spring. Along Forest Service Road 29S18, on way to Queen Bee Camp. 657 Comment
  SBBG18871  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1963-6-20 10833 San Luis Obispo Freeborn Mtn Comment
  JEPS13315  Clarkia cylindrica subsp. cylindrica Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-25 5228 San Luis Obispo 4 mi e Santa Margarita (along Parkhill District road) 320 Comment
  CAS-BOT-BC172087  Clarkia davyi R. F. Hoover 1950-5-30 7953 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on ocean bluff. Comment
  JEPS74305  Clarkia modesta Clare B. Hardham 1960-5-12 5677 San Luis Obispo 1 mi w Bee Rock; Santa Lucia Mountains Comment
  RSA113774  Clarkia prostrata Peter H. Raven 1957-6-26 10982 San Luis Obispo Oceanic bluffs just S of jct of Arroyo de la Cruz Creek with State Hwy 1 Comment
  JEPS99393  Clarkia purpurea Clare B. Hardham 1962-5-6 10063 San Luis Obispo Adelaida Comment
  CAS-BOT-BC163956  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1926-5-4 13809 San Luis Obispo Paso Robles Comment
  UC1122415  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1937-5-4 1096 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  UC1122429  Clarkia purpurea subsp. quadrivulnera H. C. Lee 1937-5-5 878 San Luis Obispo 1 1/2 mi s Dry Creek School; Paso Robles Quadrangle (130D) Comment
  UC604938  Clarkia purpurea subsp. quadrivulnera Roxana S. Ferris and Ruth P. Rossbach 1938-5-11 9432 San Luis Obispo 2 mi e Santa Margarita (on State Highway #178) Comment
  UCSB26218  Clarkia purpurea subsp. quadrivulnera Gliessman, Nan 1968-4-20 San Luis Obispo north roadside; Califomia Highway 1; 12.3 miles north of Santa Maria River crossing; Nipomo Mesa 60 Comment
  OBI12088  Clarkia speciosa Robert F. Hoover 1946-6-16 6155 San Luis Obispo Rinconada district Comment
  RSA73337  Clarkia speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo Road between Atascadero and Morro, at summit of grade. 350 Comment
  OBI12086  Clarkia speciosa subsp. immaculata Robert F. Hoover 1946-1 San Luis Obispo Comment
  RSA43085  Clarkia speciosa subsp. speciosa Robert F. Hoover 1946-6-2 6123 San Luis Obispo Marianna Creek, east side of La Panza Range Comment
  CAS-BOT-BC165371  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1955-5-27 2054 San Luis Obispo La Panza Range. Lower Cammatta Canyon 419 Comment
  JEPS43743  Clarkia speciosa subsp. speciosa Miss Rhoda R. Reed 1915-6-27 San Luis Obispo Santa Margarita Valley Comment
  CAS-BOT-BC165404  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  SEINET10492154  Clarkia tembloriensis Tim Holtsford 1992-5-16 Holtsford 920516 -1-C San Luis Obispo Mckittrick-simmler hwy (state hwy 58), 0.6 mi sw of kern co line. Ernest l. Garcia ranch, across rd from house, outbuildings. Nw-facing slope with isomeris Arborea and haplopappus linearfolius. T.30s, r.20e, sec.4. 914 Comment
  UCD105108  Clarkia tembloriensis subsp. tembloriensis Nancy Smith-Huerta 2004-4-14 s.n. San Luis Obispo San Luis Obispo County: On Highway 58, 0.6 mile SW of the Kern County Line. Comment
  UC1392899  Clarkia unguiculata R. F. Hoover 1969-6-3 11357 San Luis Obispo Calf Canyon Comment
  RSA175202  Clarkia unguiculata Robert F. Thorne, Percy C. Everett 1963-6-8 32173 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  UC107950  Clarkia unguiculata E. Palmer June 1876 147 San Luis Obispo San Luis Obispo district Comment
  OBI10772  Claytonia exigua subsp. exigua Robert F. Hoover 1950-4-2 7779 San Luis Obispo 11 mi E of Creston on La Panza rd Comment
  OBI64921  Claytonia parviflora Greg Wilvert 2005-3-21 10 San Luis Obispo SE Half of the Caliente Range. Approx 1 km S of Soda Lake Rd along Pipeline Rd 884 Comment
  OBI82383  Claytonia parviflora David J. Keil, with George Butterworth 2016-2-25 33466 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  CAS-BOT-BC439578  Claytonia parviflora subsp. parviflora G. K. Helmkamp 2004-2-11 8288 San Luis Obispo Central Coast: Nipomo Mesa, Pomeroy Rd, 1.1 mi N of Willow Rd. 130 Comment
  CDA15173  Claytonia parviflora subsp. viridis G. F. Hrusa 1998-4-27 14281 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI65138  Claytonia parviflora subsp. viridis Greg Wilvert 2005-5-11 411 San Luis Obispo SE Half of the Caliente Range. 1.6 km SW of Semper Spring 1173 Comment
  UCR103801  Claytonia perfoliata George K. Helmkamp 1997-3-8 1456 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI35353  Claytonia perfoliata subsp. perfoliata Melody Dickens 1981-4-15 73 BH San Luis Obispo Black Hill, Morro Bay State Park. In various locations N face at base Comment
  CAS-BOT-BC443652  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1931-3-21 5936 San Luis Obispo Cuyama Valley road 12 miles east of Santa Maria Comment
  CAS-BOT-BC91387  Clematis lasiantha Alice Eastwood 1926-5-4 13840 San Luis Obispo Paso Robles. Comment
  RSA122707  Clematis lasiantha H. C. Lee 1937-5-28 1015 San Luis Obispo 1 mile W of Paso Robles. 335 Comment
  SEINET10335369 Image available Clematis lasiantha Lewis S. Rose 1934-3-27 34116 San Luis Obispo Sun Luis Obispo. Comment
  OBI29108  Clematis ligusticifolia Karen Symonds 1982-7-17 12 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI81526  Clematis ligusticifolia Jaymee Schienle, Kevin Allenstein, Tibo Smolders, Matt Wauters, Adriana Delucchi 2015-11-3 1 San Luis Obispo Strothers Park. Comment
  CDA21427  Collinsia bartsiifolia var. davidsonii G. F. Hrusa 2005-3-31 16398 San Luis Obispo Carrizo Plain; Base of Caliente Mtns., immed. W of Swain Ridge. 746 Comment
  SBBG109422  Collinsia heterophylla C. B. Hardham 1959-4-23 4307 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC1032543  Collinsia heterophylla N. K. Carlson 1936-3-22 211 San Luis Obispo 0.8 mi s of Mine Hill 114 Comment
  UCR115577  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2000-4-20 5403 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UCR159845  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-12 9622 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  SBBG104181  Collinsia sparsiflora var. collina M. D. Proctor, E. A. Young 1993-3-19 ROB 257 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI20417  Conicosia pugioniformis Robert F. Hoover 1951-3-4 8032 San Luis Obispo Between Pismo Beach and Oceano Beach Comment
  OBI65634  Conicosia pugioniformis G. F. Hrusa, D. ragan 1999-4-21 15012 San Luis Obispo Oceano Dunes, immed W of Callender Rd. UTMs 10S, 0719152E 3881356 N 107 Comment
  RSA0077154  Conicosia pugioniformis Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3199 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  HSC91470  Conium maculatum Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro, Hazard Canyon Comment
  OBI36153  Conium maculatum Walter F. Chesbro 1978-5-26 250 C San Luis Obispo Montana de Oro State Park Comment
  OBI71669  Conium maculatum David J. Keil 1992-7-3 20840 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI8905  Conium maculatum S. Patterson 1966-5-30 20 San Luis Obispo On the floor of Lopez Cyn Comment
  OBI28554  Convolvulus arvensis John Jackman and Julie Truesdale, Julie Truesdale 1980-1 23 San Luis Obispo MacGillivary Ranch Adelaida Comment
  CAS-BOT-BC285985  Conyza bonariensis Ernest C. Twisselmann 1954-7-5 1424 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  SBBG109136  Cordylanthus maritimus subsp. maritimus J. Vanderwier 1982-6-28 San Luis Obispo Sweet Springs Marsh and Broderson Ave in Baywood Park Comment
  UC1224770  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-6-6 8947 San Luis Obispo ridge nw Cuesta Pass Comment
  JEPS18763  Cordylanthus rigidus subsp. rigidus Ernest C. Twisselmann 1955-9-1 2364 San Luis Obispo at Pozo Hwy. Mariana Creek; La Panza Range 579 Comment
  JEPS74367  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1974-8-3 3785 San Luis Obispo se Edna (along Ormonde Road, ca. 1 mi from Price Canyon Road) 15 Comment
  OBI66085  Cordylanthus rigidus subsp. rigidus D. R. Miller 1995-8-28 895 -599 San Luis Obispo Pine Mt Region. Next to McLean Gate, ridge rd beyond lookout tower, Pico Crk drainage 945 Comment
  RSA523402  Cordylanthus rigidus subsp. rigidus L. R. Heckard, T. I. Chuang, R. C. Bacigalupi 1968-7-17 2026 San Luis Obispo Along Ormonde Road, 0.6 miles from Price Canyon Road (southeast of Edna). 15 Comment
  CAS-BOT-BC287788  Coreopsis bigelovii R. F. Hoover 1947-3-30 6836 San Luis Obispo Fernandez Creek and La Panza Shandon Rd Comment
  UC1119226  Coreopsis calliopsidea R. C. Wilson 1938-4-3 498 San Luis Obispo 1.5 mi n of San Miguel; San Miguel Quadrangle 274 Comment
  UC1119229  Coreopsis calliopsidea E. Armstrong 1934-4-1 1102 San Luis Obispo Carrizo Plains McKittrick Quadrangle, Carrizo Plains 609 Comment
  CAS-BOT-BC287066  Coreopsis calliopsidea D. E. Breedlove 1962-3-24 1979 San Luis Obispo 1.4 miles NE of US 466 at Cholame on State 41 365 Comment
  RSA129809  Coreopsis calliopsidea N. H. French 1937-3-12 888 San Luis Obispo Cuyama Ranch. 549 Comment
  UC614837  Coreopsis calliopsidea Beryl O. Schreiber 1934-4-1 1059 San Luis Obispo Corrizo Plains Comment
  OBI24088  Corethrogyne filaginifolia Janice M. Toyoshima 1979-5-27 M- 7 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  UC178861  Corethrogyne filaginifolia Katharine Brandegee 1912-10-2 San Luis Obispo Paso Robles Comment
  UC912320  Corethrogyne filaginifolia Herbert L. Mason 1929-10-12 5481 San Luis Obispo Atascadero Creek Comment
  CAS-BOT-BC209809  Cornus glabrata John Thomas Howell 1929-10-12 4467 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI4396  Cornus sericea subsp. occidentalis William Lester 1969-5-25 223 San Luis Obispo Coon crk, about 5 mi from the mouth Comment
  OBI56478  Cotoneaster franchetii David J. Keil 2000-1-24 28415 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  OBI58104  Cotula coronopifolia Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park, at base of cliff on N face of Hazard cyn Comment
  OBI33083  Crassula aquatica David J. Keil 1983-4-23 16949 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI56777  Crassula connata David J. Keil 1986-4-13 19179 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  SBBG43056  Crassula connata L. W. Edge 1971-2-5 San Luis Obispo dune facing Oso Flaco Lake Comment
  CHSC46058  Cressa truxillensis L. P. Janeway 1988-6-9 2734 San Luis Obispo Cholame Cr 2/3 mi NE of Cholame. 344 Comment
  OBI17597  Crocanthemum scoparium Kurt R. Neisess 1976-2-24 s.n. San Luis Obispo Los Osos area Comment
  CAS-BOT-BC299723  Crocidium Clare B. Hardham 1964-2-8 11001 San Luis Obispo The Bear Trap, headwaters of the San Juan R. Comment
  CDA15205  Croton californicus G. F. Hrusa 1998-7-21 14743 San Luis Obispo South Coast Ranges; Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  OBI81466  Croton californicus Jackson Bower, Molly Cluff, Shelby Stephen, Val King, Jack Morris 2015-11-7 4 San Luis Obispo Oceano Dunes trail; about 100 feet from trailhead Comment
  UCR140073  Croton californicus George K. Helmkamp 2004-3-15 8362 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  RSA769865  Crypsis schoenoides David J. Keil 2010-10-21 30937 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  OBI20718  Cryptantha clevelandii Robert F. Hoover 1948-4-14 7449 San Luis Obispo Ragged Point Comment
  OBI51724  Cryptantha clevelandii R. Mike Arens 1994-4-9 50 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical garden 244 Comment
  UC1950218  Cryptantha clevelandii Barbara Ertter 1989-5-23 8485 San Luis Obispo Unical Oil Refinery ca 4 airmiles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area Comment
  UCR122148  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5460 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UCR1382  Cryptantha clevelandii Frank C. Vasek 1960-4-9 600409- 03 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
  UCSB37980  Cryptantha clevelandii Edge, Lyda 1972-5-8 San Luis Obispo Low area north of Los Osos Valley Road, Los Osos Comment
  OBI33362  Cryptantha clevelandii David J. Keil 1982-3-20 15757 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See cyn rd to Hibberd Preserve Comment
  OBI4116  Cryptantha clevelandii Donald Myrick 1971-4-8 2203 San Luis Obispo On Nipomo Mesa W of Nipomo Comment
  SBBG109253  Cryptantha clevelandii var. florosa C. B. Hardham 1965-4-1 12709 San Luis Obispo China Harbor, S of Cambria Comment
  UCR50370  Cryptantha corollata F. R. Fosberg 1929-4-13 S- 01205 San Luis Obispo 25 mi from Santa Maria, toward Cuyama. 400 Comment
  JEPS67635  Cryptantha intermedia Jos. Burtt Davy May 1901 7596 San Luis Obispo Templeton Comment
  OBI20755  Cryptantha intermedia Robert F. Hoover 1947-3-29 6794 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UCR161216  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 2005-3-5 9031 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CDA17743  Cryptantha leiocarpa Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca. midway betw. Oso Flaco Ck. and Santa Maria River. 0 Comment
  OBI20766  Cryptantha leiocarpa Robert F. Hoover 1949-6-3 7741 San Luis Obispo Oceano Beach, at base of sand dunes Comment
  UCR24789  Cryptantha leiocarpa George K. Helmkamp 1979-7-7 s.n. San Luis Obispo Central Coast, Baywood Park, near Morro Bay 30 Comment
  UCSB14984  Cryptantha leiocarpa 1962-4-6 San Luis Obispo 3.5 miles north of San Simeon junction on California State Highway 1 30 Comment
  OBI27211  Cryptantha microstachys Thomas Burrows 1981-4-9 122 San Luis Obispo Reservoir cyn 145 Comment
  OBI54490  Cryptantha microstachys Matthew Arterburn 1997-4-28 67 San Luis Obispo Firs Camp near Black Mtn, La Panza Range Comment
  CDA15106  Cryptantha muricata G. F. Hrusa 1998-3-28 14189 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Comment
  UC1063835  Cryptantha muricata W. A. Peterson 1937-3-20 639 San Luis Obispo Syncline Hill La Panza Quad. 701 Comment
  OBI20716  Cryptantha oxygona Robert F. Hoover 1968-4-17 11049 San Luis Obispo Elkhorn Hills Comment
  SEINET8555838  Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-4-13 5825 San Luis Obispo South east corner San Luis Obispo Co. 800 Comment
  SJSU3424  Cryptantha pterocarya C. W. Sharsmith 1962-4-21 6856 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range Comment
  OBI80896  Cucurbita foetidissima George Butterworth 2015-6-27 976 San Luis Obispo Soda Lake Rd at Pipeline Rd 841 Comment
  OBI7191  Cupressus arizonica Jack M. Farrell 1955-2-21 78 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC80879  Cupressus sargentii R. F. Hoover 1968-2-10 10891 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC80880  Cupressus sargentii R. F. Hoover 1968-2-10 10890 San Luis Obispo Ridge nw. of Cuesta Pass 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
  NY16834  Cupressus sargentii C. B. Wolf 1934-11-3 6217 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
  RSA17631  Cupressus sargentii C. B. Wolf 1934-11-3 6216 San Luis Obispo Ravine on north slope of Cypress Mountain, Santa Lucia Mountains 3 miles northwest of Mora Bros. Ranch on Cambria - Paso Robles road 823 Comment
  SEINET10867004  Cupressus sargentii Carl B. Wolf 1934-11-4 Wolf 2173 San Luis Obispo Santa Lucia Mountains, Northeast of Pine Mountain, near dude ranch. Upper sonoran:- Digger pines. Sun. Dec. serpentine. Probably section 27, T 25 S, R 8 E, large grove on headwaters of Tobacco Creek. This grove consists mainly of small sized trees. This is rather a large grove on the Northeast side of Pine Mountain, and is probably the same as sometimes given as Tobacco or Little Burnett Creek groves. 760 Comment
  CDA11652  Cuscuta californica G. F. Hrusa, D. Ragan 1995-6-19 12353 San Luis Obispo Nipomo Dunes, immediately W of southern Duck Club Lake. Comment
  SBBG96361  Cuscuta californica var. californica E. A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  UCR248169  Cuscuta subinclusa David J. Keil 1998-8-19 27968 San Luis Obispo Along Huer Huero Rd., 0.6 miles SE of junction with Hwy 58, along middle branch of Huer Huero Creek 409 Comment
  OBI51124  Cynara cardunculus subsp. cardunculus David J. Keil 1991-8-20 22152 San Luis Obispo Los Osos. Along Los Osos Valley Rd just w of bridge over Los Osos crk. Garden near hwy Comment
  OBI47504  Cynoglossum grande David J. Keil 1987-4-23 19202 San Luis Obispo Rinconada Mine area along Pozo Rd S of Santa Margarita Comment
  UCR38862  Cyperus erythrorhizos David J. Keil 1983-10-23 18012 San Luis Obispo South Coast Range, just south of Creston and west of O'Donovan Rd. Comment
  RSA180163  Cyperus esculentus Clare B. Hardham 1958-7-22 3758 San Luis Obispo Atascadero, Santa Lucia Mountains. Comment
  SBBG18378  Cyperus squarrosus C. B. Hardham 1958-7-22 3757 San Luis Obispo Atascadero Comment
  OBI3742  Daucus pusillus Elizabeth Rudd 1971-5-23 281 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI57981  Daucus pusillus Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes, ca. 2 mi S of Oso Flaco crk, NE of Hidden Willow Valley Comment
  OBI16282  Deinandra corymbosa Robert F. Hoover 1946-7-21 6236 San Luis Obispo Coast W of Cambria Comment
  UC897689  Deinandra corymbosa Milo S. Baker 1937-7-2 8790 San Luis Obispo near Morro Bay (Highway 1) Comment
  SBBG133076  Deinandra fasciculata D. Keil, T. Teed, M. Uchida 2001-6-15 29578 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC123555  Deinandra halliana David Daniels Keck; William M. Heusi 1933-5-4 2170 San Luis Obispo 1.5 miles easterly of Cholame, on Cholame Creek, northeastern San Luis Obispo County 365 Comment
  JEPS4787  Deinandra halliana Rimo Bacigalupi, and G. T. Robbins 1952-4-16 3416 San Luis Obispo junction of State Highway 41 and U. S. Highway 466 Comment
  OBI23421  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-23 11618 San Luis Obispo S end of Morro Bay Comment
  SBBG103080  Deinandra increscens subsp. increscens C. F. Smith 1962-9-27 8078 San Luis Obispo Hwy 1 near Guadalupe Lake Comment
  OBI16100  Deinandra pentactis Robert F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  SBBG14979  Deinandra pentactis E. C. Twisselmann 1962-10-10 7916 San Luis Obispo Carrisa Plains School, large undeveloped area of school grounds 624 Comment
  UC52181  Delphinium Rev. R. W. Summers 1888-4-21 15 San Luis Obispo Templeton Comment
  UC454008  Delphinium I. J. Condit 1911-6-13 San Luis Obispo Cambria road Santa Rosa Creek Comment
  OBI10660  Delphinium californicum Robert F. Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  UCSC000277  Delphinium californicum I. J. Condit 2008-5-31 s.n. San Luis Obispo San Carpojo Canyon Comment
  CAS-BOT-BC11068  Delphinium californicum subsp. californicum Robert Francis Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon dam site Comment
  CAS-BOT-BC9190  Delphinium cardinale Clare Butterworth Hardham 1956-6-19 931 San Luis Obispo Santa Lucia Mountains, Peachy Canyon Comment
  RSA601762  Delphinium gypsophilum C. F. Smith 1993-6-2 12462 San Luis Obispo Along road to Crests of Calinte Range, 5.5 miles from gate on Russell Ranch in lower Cuyama Valley oilfields. Comment
  CAS-BOT-BC8677  Delphinium gypsophilum subsp. parviflorum Clare Butterworth Hardham 1956-4-15 701 San Luis Obispo Peachy Canyon Comment
  CAS-BOT-BC10229  Delphinium hesperium Clare Butterworth Hardham 1958-5-13 3278 San Luis Obispo Morro del Mar Comment
  RSA509152  Delphinium nudicaule C. F. Smith 1988-5-10 12126 San Luis Obispo Santa Rita Creek, about midway betw Cayucos and Templeton Comment
  UC75781  Delphinium parryi subsp. blochmaniae Herbert Waterman April 1895 San Luis Obispo Los Berros Comment
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May 31 2007
  CAS-BOT-BC121448  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1937-4-29 4131 San Luis Obispo Carrizo Plain near Painted Rock Comment
  CAS-BOT-BC121453  Delphinium parryi subsp. parryi Mrs. R. W. Summers 1888-4-21 15 San Luis Obispo Templeton Comment
  SBBG104445  Delphinium parryi subsp. parryi F. L. Johnson, E. A. Young 1993-5-24 ROB 573 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC116365  Delphinium parryi subsp. parryi Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  RSA615145  Delphinium recurvatum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3238 San Luis Obispo Soda Lake Rd at Arrowbear Trail (vic. of California Valley, ca. 5 mi. NW of Soda Lake) 610 Comment
  CAS-BOT-BC17132  Delphinium recurvatum Eben McMillan 1958-4-18 43 -4 San Luis Obispo Low hills southeast of Soda Lake 670 Comment
  OBI83417  Delphinium umbraculorum Butterworth 2005-4-13 567 San Luis Obispo Carrizo Cyn Rd 2.3 mi n of Hwy 166 506 Comment
  CAS-BOT-BC83002  Dendromecon rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range. Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek 803 Comment
  RSA0037305  Dendromecon rigida LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6482 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
  CAS-BOT-BC83006  Dendromecon rigida Clare B. Hardham 1956-3-15 197 San Luis Obispo Santa Lucia Mountains. Cuesta Grade. Comment
  OBI22308  Deschampsia elongata Robert F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  RSA180176  Deschampsia elongata Clare B. Hardham 1961-5-18 7092 San Luis Obispo Santa Lucia Mountains; North of Cambria; Spring, Ocean View Mine 762 Comment
  UCR100926  Descurainia sophia George K. Helmkamp, E. A. Helmkamp 1998-4-8 3209 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa) 549 Comment
  CAS-BOT-BC500815  Dichelostemma capitatum R. Bacigalupi 1949-4-8 3084 San Luis Obispo Hill between Cambria and ocean among pines at Cambria Pines Comment
  RSA0040444  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6314 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
  UCR161329  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9018 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
  OBI80484  Dichondra David J. Keil 1992-1 22951 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCR29906  Dichondra donelliana David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14443 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  SBBG122339  Dichondra micrantha D. Keil -Oct-2001 San Luis Obispo 940 Del Rio Avenue, San Luis Obispo Comment
  CAS-BOT-BC209089  Digitaria sanguinalis Clare B. Hardham 1956-7-23 1194 San Luis Obispo Intersection Dover Canyon and Fork Mountain Road - Santa Lucia Mountains Comment
  SBBG12428  Diplacus fremontii C. B. Hardham 1960-4-20 5477 San Luis Obispo E branch of Huerhuero River near Calf Cyn Rd Comment
  CAS-BOT-BC153170  Diplacus fremontii Clare B. Hardham 1960-4-25 5609 San Luis Obispo Cienega Cr. near intersection of Cayucos Rd. and York Mt. Rd. Comment
  OBI9415  Diplacus fremontii Robert F. Hoover 1947-4-12 6900 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  CAS-BOT-BC153974  Diplacus rattanii R. F. Hoover 1950-6-21 8017 San Luis Obispo Pine Mt., Santa Lucia Range Comment
  OBI14793  Dipsacus sativus Robert F. Hoover 1965-9-18 9575 San Luis Obispo Trout Crk just SE of Santa Margarita Comment
  UC1872952  Distichlis spicata David Keil 2001-5-10 29441 b San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4 - 0.7 mi W fom Kern Co. line 505 Comment
  OBI57975  Dithyrea maritima Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. About midway betw. Oso Flaco Ck, and Santa Maria R. in swale-crest between ridges of transverse foredunes Comment
  SEINET3928298  Dodecatheon clevelandii Hannah M. Fugle 2011-1-29 8 San Luis Obispo Pennington Canyon, ca. 1 mile northeast of Loma Vista Community School. 100 ft. southeast of Escuela Ranch facility.; 0 Comment
  SBBG107597  Dodecatheon clevelandii subsp. patulum C. B. Hardham 1960-4-2 5287 San Luis Obispo Green Valley near Cambria Comment
  OBI57347  Downingia cuspidata David J. Keil 1998-5-6 27076 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  RSA187334  Drymocallis glandulosa I. L. Wiggins 1929-5-21 3691 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  SBBG118346  Dudleya abramsii subsp. murina E. Painter, M. Wetherwax 2000-6-11 SLO 116 San Luis Obispo SSW of Chorro Reservoir, E side of rd between reservoir and California Mens Colony prison 200 Comment
  OBI57564  Dudleya blochmaniae subsp. blochmaniae David J. Keil 1998-5-18 27289 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  CAS-BOT-BC410881  Dudleya caespitosa R. F. Hoover 1969-3-25 11189 San Luis Obispo South side of Morro Rock. Comment
  CAS-BOT-BC414968  Dudleya lanceolata R. F. Hoover 1947-7-19 7317 San Luis Obispo North edge of Santa Maria Valley on Nipomo-Guadalupe road, at base of sandy cliffs. Comment
  CAS-BOT-BC414972  Dudleya lanceolata Alice Eastwood 1902-6-16 s.n. San Luis Obispo Santa Maria R.; Near the Boundary between Santa Barbara and San Luis Obispo Counties Comment
  UC455353  Dudleya lanceolata E. P. Unangst July 1906 San Luis Obispo San Louis Obispo Comment
  RSA91953  Dudleya palmeri E. K. Balls 1953-6-30 10136 San Luis Obispo 1.8 miles S of Piedras Blancas Coastguard Station, hwy 1. 6 Comment
  UC1127120  Dudleya pulverulenta var. arizonica T. M. Hendrix 1937-5-27 226 San Luis Obispo 1 mi nne Navajo; Pozo Quad. 548 Comment
  OBI74455  Dysphania ambrosioides David J. Keil, with V. L. Holland 1988-9-9 21122 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UCD98661  Dysphania ambrosioides R. N. Raynor 1938-7-4 s.n. San Luis Obispo San Luis Obispo Co.: Arroyo Grande Park. Comment
  OBI78524  Echinodorus berteroi Eric Wise 1983-6-30 1712 San Luis Obispo Santa Margarita Lake Comment
  SEINET4568171  Ehrharta calycina R. Halse 2011-3-22 8146 San Luis Obispo Along State HWY1, about 4.1 miles north of Guadalupe 48 Comment
  RSA180117  Ehrharta calycina Clare B. Hardham 1958-7-1 3740 San Luis Obispo Headwaters Old Creek. Santa Lucia Mountains. Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI23322  Eleocharis coloradoensis Robert F. Hoover 1969-8-25 11551 San Luis Obispo San Luis Obispo, Laguna Lake Comment
  OBI28978  Eleocharis macrostachya David J. Keil 1977-8-21 12500 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI32270  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14836 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI35152  Eleocharis macrostachya Eric Wise 1981-6-26 708 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI35120  Eleocharis montevidensis Eric Wise 1983-10-16 1817 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Ortega Spring. 1 mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 coll: one at Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI75299  Eleocharis parishii David J. Keil 2010-11-10 30960 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  RSA755076  Eleocharis rostellata David J. Keil, Dave Hacker 2005-6-24 30388 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  CAS-BOT-BC323837  Elymus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Highway 1 in Ragged Point area. Near roadside, ca. 0.25 miles southeast of Ragged Point Inn, or ca. 2.5 miles southeast of the Monterey County line. Comment
  RSA755079  Elymus David J. Keil, Dave Hacker 2005-6-24 30397 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean. Comment
  CAS-BOT-BC203877  Elymus X hansenii R. F. Hoover 1964-6-5 8936 San Luis Obispo Near summit of ridge just west of upper Lopez Canyon Comment
  OBI21753  Elymus glaucus Robert F. Hoover 1964-6-7 8993 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI21779  Elymus glaucus Robert F. Hoover 1947-7-8 7286 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  OBI21784  Elymus glaucus Robert F. Hoover 1964-6-10 9017 San Luis Obispo Mallagh's Landing, just E of Avila Comment
  OBI35801  Elymus glaucus Allison Berry 1984-5-8 168 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI49929  Elymus glaucus David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18133 San Luis Obispo American Cyn area in La Panza Mts Comment
  CAS-BOT-BC228690  Elymus multisetus Clare B. Hardham 1957-5-30 2077 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  OBI45250  Elymus triticoides Mike Stiles 1986-5-21 54 San Luis Obispo One mi S of Tefft Ave on S Oakglen Ave, Nipomo Comment
  OBI44974  Emex spinosa David J. Keil, Julie Oxford and V. L. Holland 1981-5-1 s.n. San Luis Obispo In Montana de Oro State Park along Pecho Rd about 1.5 mi SW of jctn with Los Osos Valley Rd 70 Comment
  OBI66268  Emmenanthe penduliflora David J. Keil 1997-4-18 26190 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI79790  Encelia californica David J. Keil 2012-7-18 31466 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  OBI50471  Encelia farinosa David J. Keil 1992-11-1 s.n. San Luis Obispo Along U.S. rte 101 just N of Cuesta Pass. Used revegetation of ara disturbed by hghway construction. Becoming naturalized Comment
  RSA301969  Ephedra californica Jim Shevock 1971-2-24 681 San Luis Obispo Highway 166 518 Comment
  OBI7513  Ephedra viridis Robert J. Rodin 1962-6-9 6888 San Luis Obispo Along hwy 166 near oil pumping station in Maricopa River Comment
  SEINET244300  Epilobium brachycarpum G. K. Helmkamp, E. A. Helmkamp 2000-9-2 5969 San Luis Obispo Irish Hills; Profumo Canyon, 2.2 mi W of Los Osos Valley Rd. 137 Comment
  OBI65738  Epilobium brachycarpum D. R. Miller 1994-8-4 894 -517 San Luis Obispo Pine Mt Region. Along rd cuts. From the rd into Property, E slope of Pine Mt; Tobacco Crk drainage 914 Comment
  UC2027174  Epilobium campestre Greg Wilvert 2005-5-31 455 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  UC84490  Epilobium campestre E. Palmer jun 1876 145 1/2 San Luis Obispo San Luis Obispo District 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
  CAS-BOT-BC166413  Epilobium canum subsp. canum 1881-6-1 s.n. San Luis Obispo North slope of mountains north of San Luis Obispo Comment
  CAS-BOT-BC166427  Epilobium canum subsp. canum R. F. Hoover 1965-9-29 9679 San Luis Obispo Tassajera Creek. Santa Lucia Range Comment
  RSA586523  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-14 ROB 0715 San Luis Obispo Camp Roberts: Chorro Creek in cantonment area Comment
  OBI12040  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1946-11-17 6563 San Luis Obispo Alamo Crk near Cuyama River Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI1029  Equisetum R. F. Hoover 1948-4-14 7440 San Luis Obispo Mouth of Old Creek near Cayucos Comment
  OBI51346  Equisetum telmateia Debora Guillot, Jan Baber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .8 San Luis Obispo North central section of San Simeon State Park Comment
  OBI21800  Eragrostis cilianensis Robert F. Hoover 1969-7-3 11411 San Luis Obispo Paso Robles Comment
  UCR38981  Eragrostis curvula var. curvula David J. Keil 1981-3-7 14286 San Luis Obispo c. 1 mile east of junction with California Hwy 227 along Lopez Lake Road Comment
  OBI50159  Eragrostis mexicana Michael Curto 1991-12-9 817 San Luis Obispo Calif Polytechnic State Univ Campus, N side Grande Ave ~100 m E of Perimeter Rd intersection Comment
  OBI73014  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agriculture College' scampus Feed Mill Comment
  CAS-BOT-BC284156  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
  UC1122056  Eremalche parryi H. C. Lee 1937-4-30 868 San Luis Obispo 1 mi. s. San Migeul; Paso Robles Quad. (Quad. 130D) Comment
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Oct 18 2012
  CAS-BOT-BC209639  Eremalche parryi Ernest C. Twisselmann 1958-5-12 4461 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  UC73409  Eremocarpus setiger Mrs. R. W. Summers 3205 San Luis Obispo San Luis Obispo Comment
  UC1122196  Eremothera boothii subsp. decorticans W. A. Peterson 1937-5-4 806 San Luis Obispo 3 1/2 mi n La Panza; La Panza Quadrangle Comment
  UC1122199  Eremothera boothii subsp. decorticans N. H. French 1937-3-12 886 San Luis Obispo 2 mi se Caliente Peak; McKittrick Quadrangle Comment
  UC1023824  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
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Nov 25 2017
  RSA0107367  Eriastrum densifolium subsp. densifolium E. K. Balls 1948-6-5 7951 San Luis Obispo Between Pismo Beach and Guadalupe. 8 Comment
  UC124871  Eriastrum densifolium subsp. elongatum E. Palmer, M. D. July 1876 413 San Luis Obispo n San Luis Obispo; Coast Range Comment
  CAS-BOT-BC187968  Eriastrum luteum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5240 San Luis Obispo Near summit of Parkhill Road, 3.4 miles W of its junction with Las Pilitas Road, 10 miles E of Santa Margarita 533 Comment
  CAS-BOT-BC514836  Eriastrum pluriflorum subsp. pluriflorum David D. Keck 1934-4-26 2808 San Luis Obispo 8 mi W of Simmler, western edge of Carrizo Plain, on road to La Panza Comment
  CAS-BOT-BC514842  Eriastrum pluriflorum subsp. pluriflorum A. E. Wieslander 1934-4-27 466 San Luis Obispo Near San Juan River 457 Comment
  OBI54485  Eriastrum sapphirinum Matthew Arterburn 1997-4-28 73 San Luis Obispo Fris Camp near Black mtn, La Panza Range 701 Comment
  RSA600655  Ericameria arborescens L. C. Wheeler 1959-8-5 7631 San Luis Obispo Cerro Alto. 457 Comment
  CAS-BOT-BC292898  Ericameria ericoides Alice Eastwood 1940-10-12 s.n. San Luis Obispo Nipoma Mesa Comment
  HSC91793  Ericameria ericoides Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro; Eastern boundary Comment
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Jan 21 2012
  OBI81468  Ericameria ericoides Jackson Bower, Molly Cluff, Shelby Stephen, Val King, Jack Morris 2015-11-7 3 San Luis Obispo Oceano Dunes trail; about 100 feet from trailhead Comment
  UC1953296  Ericameria ericoides Anthony Baniaga with David J. Keil, Denis Kearns, and Theo Fitanides 2010-1-13 2 San Luis Obispo Tierra Redonda Mountain. Comment
  CAS-BOT-BC292903  Ericameria ericoides R. F. Hoover 1946-10-20 6525 San Luis Obispo Near Callender railroad siding Comment
  OBI77686  Ericameria linearifolia Craig Woods 1978-4-1 80 San Luis Obispo Carrizo Plain. Comment
  RSA645840  Ericameria linearifolia Scott D. White, Bill La Haye 1999-3-17 7206 San Luis Obispo Temblor Range: Near Midway Peak, south of Derby Acres 1067 Comment
  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
  SD40892  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4419 San Luis Obispo Upper end of Cuyama Valley, Santa Maria, Maricopa State Highway, 1 mile west of Kern Co. Line. Comment
  UC2027035  Ericameria nauseosa var. hololeuca Greg Wilvert with George Butterworth 2005-11-2 533 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring Comment
  CAS-BOT-BC299078  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo Cuyama River, at highway bridge not far below Sycamore Creek Comment
  CDA15219  Erigeron blochmaniae G. F. Hrusa, D. Ragan 1998-7-21 14757 San Luis Obispo Nipomo Dunes; immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  CDA17572  Erigeron blochmaniae Austin Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes; ca. 1/3 S. of Grover City Beach ramp towards Oceano Beach ramp. Comment
  OBI33113  Erigeron canadensis David J. Keil 1983-9-10 17968 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon; at S end of hwy bridge over the Arroyo Comment
  OBI38203  Erigeron canadensis Eric Wise 1981-10-23 1341 San Luis Obispo Sinton Middle Pond on Shell Crk rd 8.0 mi N of hwy 58 Comment
  OBI16547  Erigeron foliosus unk 1952-6-7 139 San Luis Obispo Carrisa Plain-1 mi W 2 mi S, Simmler Comment
  SBBG109482  Erigeron foliosus var. foliosus C. B. Hardham 1963-6-20 10844 San Luis Obispo Freeborn Mtn Comment
  SBBG8101  Erigeron foliosus var. foliosus C. B. Hardham 1956-11-3 1502 San Luis Obispo Salinas dam Comment
  OBI72371  Erigeron sumatrensis Anthony Baniaga 2010-4-28 151 San Luis Obispo Black Lake Cyn; Choin property 24 Comment
  UC1285306  Eriodictyon altissimum R. F. Hoover 1966-5-17 9862 San Luis Obispo Indian Knob Comment
  UC1218854 Image available Eriodictyon altissimum P. V. Wells Jun 1960 75 San Luis Obispo 4 mi n Pismo Beach (Indian Knob); ; Indian Knob, N of Pismo Beach, San Luis Obispo Co. 268 Comment
  OBI65890  Eriodictyon californicum D. R. Miller 1994-5-12 594 -345 San Luis Obispo Pine Mt. Region; Miller property, E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  OBI3375  Eriodictyon parryi Neil Havlik 1968-5-31 211 San Luis Obispo 4 mi E of Navajo campground, La Panza district, Los Padres NF Comment
  OBI2746  Eriodictyon tomentosum Tracey and Viola Call, Viola Call 1962-7-13 2143 San Luis Obispo 4 mi E of Pozo, about 1 mi into Natl Forest. 427 Comment
  CAS-BOT-BC248556  Eriogonum angulosum R. F. Hoover 1949-6-4 7747 San Luis Obispo San Juan River on Pozo-Simmler road Comment
  OBI11146  Eriogonum baileyi Robert F. Hoover 1965-9-19 9599 San Luis Obispo Calf Cyn Comment
  OBI82636  Eriogonum baileyi David J. Keil 2015-7-8 33316 San Luis Obispo Along west side of El Pomar Drive, Templeton at gravel yard on east side of Salinas River riparian corridor Comment
  CAS-BOT-BC241993  Eriogonum cinereum Ernest C. Twisselmann 1967-7-31 13547 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG93797  Eriogonum cithariforme S. A. Junak 1990-4-26 4206 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  SBBG18323  Eriogonum covilleanum C. B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, St Hwy 41, E of Cholame 609 Comment
  CAS-BOT-BC242554  Eriogonum covilleanum Clare B. Hardham 1961-4-8 6799 San Luis Obispo Cottonwood Pass, Rte 41, east of Cholame 609 Comment
  SBBG117477  Eriogonum elegans E. Painter, M. Wetherwax 2002-9-4 CR 361 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 260 Comment
  RSA243  Eriogonum elegans J. T. Howell 1927-8-17 641 San Luis Obispo New Templeton. 244 Comment
  UC6275  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo Upper Salinas River Comment
  UC85877  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo bed of <river> Salinas <River> (near boundary line of San Luis Obispo and Monterey counties); Salinas River, near boundary of Monterey & San Luis Obispo Co. Comment
  OBI53013  Eriogonum elongatum Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See Cyn Comment
  SBBG117468  Eriogonum elongatum var. elongatum E. Painter, M. Wetherwax 2000-8-21 CR 122 San Luis Obispo below bldg 10 on Headquarters Hill; Camp Roberts 216 Comment
  CAS-BOT-BC249998  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-6-17 9437 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  UC85817  Eriogonum fasciculatum var. polifolium E. Palmer, M. D. 1876-7-28 489 San Luis Obispo Paso Robles Spring Comment
  CAS-BOT-BC250521  Eriogonum gracile Alonzo Jared 1877-1-1 s.n. San Luis Obispo Unspecified Comment
  SBBG84367  Eriogonum gracile C. F. Smith 1962-9-25 8074 a San Luis Obispo US Hwy 101, Nipomo Mesa, N of Santa Maria Comment
  UC771760  Eriogonum gracile R. F. Hoover 1946-8-25 6345 San Luis Obispo Price Canyon Comment
  RSA0019341  Eriogonum maculatum Greg Wilvert 2005-5-11 404 San Luis Obispo Southeast half of the Caliente Range: 1.3 km SSW of Semper Spring. 1169 Comment
  OBI75670  Eriogonum nudum var. pubiflorum D. R. Miller 2011-9-2 911 .993 San Luis Obispo Rocky Butte/Pine Mt region. From Tobacco flats area, between 2nd and 3 rd crk crossing 366 Comment
  RSA216730  Eriogonum nudum var. pubiflorum Robert F. Hoover 1966-9-16 10068 San Luis Obispo 1 mile north of Creston Comment
  RSA216734  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range: Tassajera Creek Comment
  OBI30872  Eriogonum parvifolium Julie M. Vanderweir 1979-8-26 199 San Luis Obispo Indian Knob Tar Sands Comment
  OBI33279  Eriogonum parvifolium David J. Keil, Melissa Luckow, Richard A. Pimentel, Rhonda Riggins-Pimentel 1982-3-13 15717 San Luis Obispo Pennington Crk Bio reserve, W of San Luis Obispo Comment
  UC634594  Eriogonum parvifolium H. L. Mason 1929-10-12 5499 San Luis Obispo 9 mi e Morro Bay Comment
  CAS-BOT-BC268384  Eriogonum roseum John Thomas Howell 1948-6-15 24369 San Luis Obispo Hughes Canyon se. of Shandon 609 Comment
  CAS-BOT-BC268361  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 8 miles south of Cholame Comment
  RSA201574  Eriogonum roseum Robert F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E Creston on La Panza rd., in clay soil. Comment
  RSA239148  Eriogonum temblorense James L. Reveal 1972-8-3 2841 San Luis Obispo Hwy 41, 2.1 miles west of Cottonwood Pass, 3.5 miles east of the jct of Hwys 41 and 46 and 4.6 miles east of Cholame Comment
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1
  OBI56300  Eriogonum viridescens George Butterworth 1999-7-30 307 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  OBI65136  Eriogonum viridescens Greg Wilvert 2005-5-11 404 San Luis Obispo SE half of the Caliente Range. 1.3 km SSW of Semper Spring 1169 Comment
  OBI79588  Eriophyllum confertiflorum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31593 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  RSA786560  Eriophyllum confertiflorum D. M. McFadden 1954-6-18 s.n. San Luis Obispo Dick Westerman Road. Arroyo Grande. 152 Comment
  CAS-BOT-BC301832  Eriophyllum multicaule Ernest C. Twisselmann 1956-6-1 2890 San Luis Obispo South end of Morro Bay, near Baywood Park 30 Comment
  SBBG32260  Eriophyllum multicaule L. S. Rose 1968-4-9 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  UC57419  Eriophyllum multicaule J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  OBI4322  Eriophyllum multicaule William Lester 1969-4-4 139 San Luis Obispo In Los Osos; stabilized areas behind the sand dunes Comment
  CDA16828  Eriophyllum pringlei G. F. Hrusa, L. Saslaw 2001-4-12 15765 San Luis Obispo Carrizo Plain; Swain Ridge, immed. N of Wells Ranch Rd. Comment
  OBI58251  Eriophyllum staechadifolium Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park. Just N of Hazard Canyon Comment
  UCR265738  Eriophyllum staechadifolium Mark A. Elvin, Jason Storlie 2014-10-10 7664 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, beach of Pacific Ocean at southern edge of refuge 14 Comment
  OBI29026  Eriophyllum staechadifolium var. artemisiifolium Melissa Luckow 1981-6-25 710 San Luis Obispo Just N of San Simeon Beach Comment
  OBI80453  Erodium botrys Katie Lange, Drew Burke, Doug Platt 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, graveled trail/road into Poly Canyon towards stone arch. North side of the creek, 150 feet down the trail. 121 Comment
  UCR140086  Erodium cicutarium George K. Helmkamp 2004-2-11 8274 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI8422  Erodium cicutarium Lynne D. Althouse 1977-3-26 12 San Luis Obispo Wolfe's ranch near San Luis High School 131 Comment
  OBI8983  Eryngium aristulatum var. hooveri Robert F. Hoover 1969-8-25 11555 San Luis Obispo Laguna de San Luis Obispo Comment
  UC771672  Eryngium armatum R. F. Hoover 1946-8-24 62327 San Luis Obispo near Laguna near San Luis Obispo Comment
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Jun 14 2011
  UCSB21868  Eryngium armatum Keefe, Joseph 1967-4-22 San Luis Obispo On roadside of California Highway 1, 0.5 miles north of turnoff to State Park and Hearst Castle, San Simeon 15 Comment
  SBBG107312  Eryngium vaseyi C. B. Hardham 1957-6-18 2260 San Luis Obispo Huntington Ranch; 6.5 mi E of Paso Robles Comment
  UC1126625  Erysimum capitatum var. capitatum P. L. Johannsen 1937-4-22 1073 San Luis Obispo 5 mi ne Padrones Spring (Plot 148); McKittrick Quadrangle Comment
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Aug 13 2010
  LA85130  Erysimum capitatum var. capitatum O. H. Kappler; 1952-3-9 2180 San Luis Obispo Along Hiway 166, in Cuyama Valley 121 Comment
  OBI4155  Erysimum suffrutescens Julie R. Potter 1969-3-1 12 San Luis Obispo Morro Bay state park Comment
  SBBG15650  Erysimum suffrutescens M. A. Piehl 1963-4-21 6387 San Luis Obispo S end of Morro Bay, ca. 2 mi W of Los Osos 9 Comment
  OBI9433  Erythranthe androsacea Robert F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  OBI48254  Erythranthe cardinalis David J. Keil 1989-6-3 21213 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI66338  Erythranthe floribunda David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26279 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
  CAS-BOT-BC383165  Erythranthe grandis David B. Lowry 2005-4-30 ORO San Luis Obispo South end of Spooner Cove, Montana de Oro 1 Comment
  CAS-BOT-BC151485  Erythranthe latidens Ernest C. Twisselmann 1954-5-15 1237 San Luis Obispo Vernal Pool at Palo Prieta Summit, 8 miles south of Cholame - Temblor Range and the Western San Joaquin Valley 667 Comment
  OBI33690  Erythranthe microphylla Melissa Luckow, Jerry Rendon 1980-4-24 27 San Luis Obispo Poly cyn, about 1/4 mi from end of rd Comment
  OBI47432  Eschscholzia caespitosa David J. Keil, Art Webster 1984-4-29 18194 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  OBI11780  Eschscholzia caespitosa Robert F. Hoover 1965-1-31 9328 San Luis Obispo S of San Luis Obispo on Johnson Ave extension, near jctn with Arroyo Grande Rd Comment
  OBI53154  Eschscholzia caespitosa Steven A. Junak, Tina J. Ayers 1989-7-14 4113 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest. Extreme N edge of Botanical Area, at end of powerline rd 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  CAS-BOT-BC403465  Eschscholzia californica Roxana S. Ferris 1929-4-15 7625 San Luis Obispo Between Guadalupe and Callender Comment
  OBI11811  Eschscholzia californica Robert F. Hoover 1964-6-11 9041 San Luis Obispo Just S of Hazard Cyn Comment
  OBI78850  Eschscholzia californica David J. Keil 2013-8-29 31994 San Luis Obispo Morro Bay State Park. South Bay Blvd. at northeast abutment of bridge over Los Osos Creek 4 Comment
  SBBG96245  Eschscholzia californica C. F. Smith 1968-7-30 10105 San Luis Obispo Oceano St Beach Park Comment
  UCD94081  Eschscholzia californica Shannon M. Still 2006-5-14 98 A San Luis Obispo California. San Luis Obispo County: Along Las Pilitas Rd. ca. 1.1 mi. east of junction with W. Pozo Rd. 410 Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  OBI6958  Eschscholzia californica John V. Stechman 1965-8-10 s.n. San Luis Obispo Coastal plain near main road Comment
  UC338226  Eschscholzia californica unknown 1887-1 San Luis Obispo Comment
  RSA122674  Eschscholzia californica subsp. californica C. A. Graham 1938-4-20 350 San Luis Obispo 1 mile west southwest of McKay 259 Comment
  RSA0034937  Eschscholzia californica var. maritima W. M. Arbaugh 1968-4-28 188 San Luis Obispo Hazard Beach. Comment
  SBBG104490  Eschscholzia hypecoides M. D. Proctor, E. A. Young 1993-4-11 ROB 347 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  CAS-BOT-BC76477  Eschscholzia lemmonii R. F. Hoover 1950-4-2 7789 San Luis Obispo West edge of Carrizo Plain west of Simmler. Comment
  CAS-BOT-BC76483  Eschscholzia lemmonii R. F. Hoover 1967-3-27 10282 San Luis Obispo Chalk Mountain, north side of Cuyama Valley. Comment
  CAS-BOT-BC76460  Eschscholzia lemmonii Ernest C. Twisselmann 1954-5-1 1145 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Associated Ridges, near summit, 8 miiles east of Simmler. 883 Comment
  CDA43338  Eucalyptus robusta David J. Keil 2011-11-5 31149 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach. Comment
  OBI65315  Eucalyptus sideroxylon Matt Ritter 2005-12-5 25 San Luis Obispo Cal Poly campus Comment
  OBI65437  Eucalyptus tereticornis Matt Ritter 2006-2-16 52 San Luis Obispo Los Osos, at the south end of Inyo St in a plantation next to the dune scrub, planted along with the E. Longifolia Comment
  OBI79391  Eucrypta chrysanthemifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31667 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. 415 Comment
  OBI39487  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16001 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  OBI66266  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 1997-4-18 26183 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI72241  Eucrypta chrysanthemifolia var. chrysanthemifolia Anthony Baniaga 2010-4-4 97 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  SBBG118998  Eucrypta chrysanthemifolia var. chrysanthemifolia M. Wetherwax, E. Painter 2003-3-19 CR 403 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 280 Comment
  UCR161225  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2005-3-5 9038 A San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC207077  Euphorbia ocellata Ernest C. Twisselmann 1967-8-22 13554 San Luis Obispo Dorothy Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  UCD142663  Euphorbia ocellata Ernest C. Twisselmann 1960-8-22 5994 San Luis Obispo San Luis Obispo County: Eastern part of county. Temblor Range and western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI57754  Euphorbia spathulata David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27520 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
  RSA0020362  Euphorbia spathulata Greg Wilvert 2005-4-30 356 San Luis Obispo Southeast half of the Caliente Range. 200 m S of Padrones Spring. 914 Comment
  OBI70774  Eurybia radulina David J. Keil 2009-8-17 30633 San Luis Obispo San Luis Obispo. Irish Hills Natural Area above Prefumo Canyon. Lower Mariposa Trail below junction with Bog Thistle Trail. Vicinity of 35 deg. 15.614'N x 120 deg. 564'W 119 Comment
  OBI17354  Extriplex californica Robert F. Hoover 1964-10-3 9314 San Luis Obispo S of mouth of Islay Crk Comment
  SBBG95760  Festuca arundinacea D. Keil with V. L. Holland 1986-6-9 19649 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  CAS-BOT-BC278296  Festuca californica R. F. Hoover 1950-6-20 7992 San Luis Obispo 7 mi. W. of Templeton on road to Cambria Comment
  UCD65859  Festuca californica subsp. californica Beecher Crampton 1964-5-19 6999 San Luis Obispo San Luis Obispo County: 9.5 miles east of Cambria, Santa Lucia Range, just east of the summit, Black Mtn. area. Comment
  UCR9400  Festuca microstachys D. H. Wilken 1965-3-27 140 C San Luis Obispo Crocker Grade, W slope of the Temblor Range 915 Comment
  OBI31360  Festuca microstachys Joy Nishida, Robert Allen 1982-4-10 238 San Luis Obispo American Cyn, across stream from campground 524 Comment
  OBI47130  Festuca microstachys LynneDee Oyler 1986-5-3 483 San Luis Obispo Rinconada Mine area off of hwy 58 457 Comment
  OBI40766  Festuca myuros David J. Keil, Dirk Walters 1986-5-2 19322 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  OBI2593  Festuca myuros Larry E. Brown 1970-4-12 1771 San Luis Obispo Forest service rd on N side of Cuesta Ridge Comment
  OBI40755  Festuca octoflora David J. Keil, Dirk Walters 1986-5-2 19298 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn Comment
  OBI59040  Festuca octoflora David J. Keil 1998-4-27 26918 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes 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
  UCSB70423  Festuca temulenta H., B.; Noe, C. 1989-5-17 San Luis Obispo Wineman property Comment
  OBI31673  Foeniculum vulgare Smeltzer, Turnquist 1982-4-6 10 San Luis Obispo SE side of Laguna Lake Park Comment
  OBI28714  Forestiera pubescens Robert J. Rodin 1965-3-28 7124 San Luis Obispo La Panza range E of Pozo; In bed of San Juan Crk Comment
  RSA122292  Fragaria californica G. T. Nordstrom 1937-5-13 1210 San Luis Obispo 1.3 miles ENE of Asuncion School, Adelaida. 366 Comment
  SBBG34928  Fragaria chiloensis Mrs. R. W. Summers 1882-2-17 San Luis Obispo Oso Flaco sand hills Comment
  OBI72612  Fragaria vesca Jacey Garrison, Damon Cockerham 2002-2-2 7 San Luis Obispo Los Osos, Montana de oro. 1.25 mi S of ranger station. Along hiking trl, left of rd. 1 mi down trail head 38 Comment
  CAS-BOT-BC52665  Frangula californica subsp. californica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch, San Luis Obispo Comment
  OBI29837  Frangula californica subsp. californica Ruth E. Davis 1964-5-24 94 San Luis Obispo Cal Poly campus, near the Swine Unit Comment
  OBI14193  Frankenia salina Barrett Anderson 1973-8-7 381 San Luis Obispo Shark's Inlet, S end of Morro Bay Comment
  OBI37083  Frankenia salina Eric Wise 1982-5-17 1478 San Luis Obispo Twisselman Lake. Palo Prieto Cyn. Comment
  SEINET3840852  Frankenia salina G. F. Hrusa, T. D. Wilfred 2000-9-29 15689 San Luis Obispo South end of Carrizo Plain, approximately 3 miles north of highway 166, low, spreading subshrub, near roadside on Soda Lake road 790 Comment
  SBBG125300  Frankenia salina J. Dittes, J. Guardino 2007-6-30 1455 San Luis Obispo coastal terrace ca. 1.8 mi W of Cayucos State Beach 24 Comment
  OBI12168  Fraxinus velutina Jay B. Hunt 1955-11-1 s.n. San Luis Obispo Comment
  OBI3625  Fraxinus velutina Mary Kidd 1971-8-1 158 San Luis Obispo Cal Poly campus; growing along College Way, W side of campus Comment
  OBI21064  Freesia refracta Gino Francheschi 1964-2-20 13 San Luis Obispo 2746 Chandler St, San lUis Obispo Comment
  NY222252  Fremontia obispoensis A. Eastwood 1928-5-19 15159 San Luis Obispo Petill's (illegible) Canyon, on hills Comment
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Oct 22 2014
  UC54823  Fremontodendron californicum subsp. californicum Mrs. R. W. Summers May 1895 San Luis Obispo San Luis Obispo County Comment
  OBI28254  Galium andrewsii Krystoff/Spasbo 1982-4-18 19 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  UCSB28113  Galium andrewsii Hardham, Clare 1967-3-3 San Luis Obispo Diablo Canyon Comment
  SBBG120106  Galium andrewsii subsp. andrewsii E. Painter, M. Wetherwax 2001-2-21 CR 137 San Luis Obispo bench above Nacimiento River, W of Boy Scout Rd, SW of Twin Bridges; Camp Roberts Comment
  JEPS52793  Galium andrewsii subsp. intermedium Wayne Roderick 1963-4-30 San Luis Obispo e San Luis Obispo; Cuesta Pass Comment
  RSA0019345  Galium angustifolium Greg Wilvert 2005-5-11 412 San Luis Obispo Southeast half of the Caliente Range: 1.5 km SW of Semper Spring. 1062 Comment
  OBI9950  Galium angustifolium subsp. angustifolium Robert F. Hoover 1966-4-23 9837 San Luis Obispo La Panza Range. American Cyn campground Comment
  UC1143128  Galium angustifolium subsp. angustifolium T. M. Hendrix 1937-6-9 287 San Luis Obispo 3 3/4 mi ene Pozo; Las Padres National Forest, Pozo Quadrangle Comment
  OBI80751  Galium aparine David J. Keil 2015-2-21 32689 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  OBI28101  Galium aparine Carrie Wilson, Allison Berry 1982-5-9 29 San Luis Obispo N of San Luis Obispo. 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58-Santa Margarita. Site to R of rd; 50 yds from RR tracks Comment
  OBI78464  Galium aparine Robert F. Hoover 1966-4-20 9815 San Luis Obispo E of Atascadero on Creston Rd, on grade E of Salinas River Comment
  OBI72939  Galium californicum David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22592 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  UC2013238  Galium californicum David Keil 1979-7-1 13135 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  JEPS24299  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1188 San Luis Obispo about 1/2 mi ne top of Cypress Mt. 792 Comment
  OBI58704  Galium californicum subsp. maritimum David J. Keil 1998-4-27 26927 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  RSA155780  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains; Headwaters Little Burnett-Tobacco Creeks Comment
  UCSB28105  Galium nuttallii subsp. nuttallii Hardham, Clare 1967-3-3 San Luis Obispo Diablo Canyon Comment
  OBI66115  Galium parisiense D. R. Miller 1994-5-11 594 -333 San Luis Obispo Pine Mt Region. In Walnut Orchard at Egebergs ranch; San Simeon crk drainage 610 Comment
  OBI51781  Galium porrigens R. Mike Arens 1994-1-12 9 a San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 152 Comment
  RSA74532  Galium porrigens L. S. Rose 1950-5-13 50120 San Luis Obispo Oso Flaco Lake region Comment
  SBBG68930  Galium porrigens M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC192056  Garrya flavescens R. C. Wenk 2007-4-8 595 San Luis Obispo Carrizo Plain national Monumentm Claiente Ridge. Along trail to peak. 1280 Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  RSA413935  Gastridium phleoides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC283911  Gastridium ventricosum Ernest C. Twisselmann 1956-6-13 2936 San Luis Obispo La Panza Range. NE spur of Black Mountain, around a campsite 536 Comment
  UCR122778  Genista monspessulana George K. Helmkamp, E. A. Helmkamp 1998-5-19 3885 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  UCSC000441  Geranium carolinianum I. J. Condit 2010-4-6 s.n. San Luis Obispo Rich soil on hillside near creek. creek - School Canon Comment
  OBI66158  Geranium core-core D. R. Miller 2002-4-8 402 /746 San Luis Obispo Pine Mt Region, Bridge St; block towards cemetary from old Bank Bldg. In vacant lot at road edge Comment
  OBI32388  Geranium dissectum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16048 San Luis Obispo End of dirt rd on NE side of Cypress Mtn Comment
  OBI7642  Geranium dissectum Christian Smith 1974-5-3 s.n. San Luis Obispo Botanical Garden in Poly cyn Comment
  OBI67040  Geranium molle David J. Keil, with V. L. Holland 2001-5-24 29488 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  RSA195181  Gilia achilleifolia E. C. Twisselmann 1967-5-8 13017 San Luis Obispo La Panza Range: Shell Creek fork of Cammatta Canyon. 473 Comment
  SBBG34937  Gilia achilleifolia subsp. achilleifolia Mrs. R. S. Summers 1882-4-12 San Luis Obispo left of bluff, Morro Bay Comment
  UC1502537  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1977-4-30 San Luis Obispo Pop. #77010 Population Name: Cerro Alto-1 (campground) Comment
  UC73635  Gilia achilleifolia subsp. achilleifolia Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UC1023811  Gilia achilleifolia subsp. achilleifolia R. F. Hoover 1947-3-30 6835 San Luis Obispo on La Panza-Shandon roads Fernandez Creek Comment
  UC809607  Gilia achilleifolia subsp. achilleifolia Verne and Alva Grant 1948-5-29 8568 San Luis Obispo on road to Morro Bay slope 7 mi w Atascadero; w of Atascadero on road to Morro Bay Comment
  RSA0124203  Gilia austrooccidentalis Clare B. Hardham 1962-5-10 1086 San Luis Obispo Intersection of Shell Creek and Cammatta Road, E of Creston Comment
  OBI75047  Gilia clivorum David J. Keil 1988-3-19 20415 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
  SBBG107063  Gilia clivorum C. B. Hardham 1957-3-31 1602 San Luis Obispo Tierra Redonda Comment
  SBBG125798  Gilia clivorum T. Fitanides with A. Baniaga 2010-3-26 54 San Luis Obispo Tierra Redonda Mtn 343 Comment
  JEPS27022  Gilia malior Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7404 San Luis Obispo about 5 air mi sw Adelaida (on serpentine northeastern flank of Cypress Mountain); northeastern flank of Cypress Mountain, sw of Adelaida 914 Comment
  UC1123726  Gilia minor N. H. French 1937-4-3 925 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad., e of Cuyama Ranch 822 Comment
  RSA0076399  Gilia minor Verne Grant, Alva Grant 1952-4-21 17559 San Luis Obispo 1 mi. s. of jct. of Maricopa-Santa Maria rd. on Ojai road, Cuyama Valley. Comment
  RSA0076395  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-3-28 5258 San Luis Obispo Opposite Bee Rock (south side of road) 305 Comment
  CHSC14080  Gilia tenuiflora J. R. Walker 1973-4-21 4 San Luis Obispo N side of state Hwy. 46 ca 15 mi from Simmer, ca. in La Panza Range. Comment
  UCD118692  Gilia tenuiflora S. P. Lynch 1974-4-21 465 San Luis Obispo San Luis Obispo County: On Park Hill Rd. ca. 1.6 mi. E of jct w/ Hwy 58, NE of Sta Margarita. Comment
  SBBG82931  Glaux maritima C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes S of Oceano Comment
  RSA781232  Gnaphalium luteoalbum A. C. Sanders 2011-2-21 38726 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  UCSC000828  Gnaphalium purpureum I. J. Condit 2008-4-28 s.n. San Luis Obispo See Canon Comment
  UC2027078  Grayia spinosa Greg Wilvert 2005-5-4 383 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  OBI16377  Grindelia camporum Chris Reed 1968-10-7 102 San Luis Obispo Pozo rd. 2.6 mi S of Santa Margarita Lake turnoff Comment
  POM145295  Grindelia camporum var. bracteosa J. B. Feudge 1927-6-30 1813 San Luis Obispo Morro. 91 Comment
  OBI69754  Grindelia camporum var. bracteosa D. R. Miller 1993-6-3 693 -25 San Luis Obispo Between creekways near Edmunson homestead, front side of Little Pine Mt. 762 Comment
  CAS-BOT-BC305107  Grindelia hirsutula Alice Eastwood 1926-4-29 13665 San Luis Obispo Cambria Comment
  OBI27123  Grindelia hirsutula Thomas Burrows 1980-5-3 37 San Luis Obispo Reservoir cyn 168 Comment
  CAS-BOT-BC305097  Grindelia hirsutula Clare B. Hardham 1957-7-31 2510 San Luis Obispo Santa Lucia Mountains. Rte. 1, 1 mile north of Cambria Comment
  CAS-BOT-BC305121  Grindelia hirsutula Eastwood 1927-7-29 14970 San Luis Obispo On road from Morro to San Luis Obispo Comment
  RSA139899  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5983 San Luis Obispo Cuesta. Plants of the Santa Lucia Mountains. Comment
  OBI56397  Grindelia stricta var. platyphylla David J. Keil 1999-5-20 28348 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  UC455733  Guillenia lasiophylla E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  UCSC000327  Guillenia lasiophylla I. J. Condit 2010-3-30 s.n. San Luis Obispo Carisa Plains Comment
  OBI16364  Gutierrezia californica Robert F. Hoover 1965-9-19 9612 San Luis Obispo La Panza district Comment
  CDA6151  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile east of San Juan Creek Bridge along Highway 58. 0 Comment
  RSA492635  Hainardia cylindrica C. F. Smith 1961-6-1 6428 San Luis Obispo Pismo Beach State Park, Grover City. Comment
  SEINET1118631 Image available Hedychium gardnerianum David J. Keil 1977-8-6 12492 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  CLARK-A1045-1339  Hedypnois cretica George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park; Morro Bay S 7.5'Q Comment
  OBI75162  Helichrysum petiolare David J. Keil 2011-5-18 31027 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  OBI59565  Heliotropium curassavicum George Butterworth 1997-11-3 202 San Luis Obispo T31S, R20E, S29 S side of Painted Rock Rd 1/4 mi W of Soda lake rd Comment
  UC1392602  Heliotropium curassavicum R. F. Hoover 1969-7-19 11500 San Luis Obispo s. of Pismo Creek near Pismo Beach Comment
  OBI31659  Heliotropium curassavicum var. oculatum Turnquist, Smeltzer 1982-7-23 172 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  SBBG48553  Hemizonia congesta subsp. luzulifolia L. W. Edge 1974-6-20 450 San Luis Obispo upper Prefumo Cyn Comment
  UC57424  Hemizonia congesta subsp. luzulifolia J. H. Barber San Luis Obispo Morro Comment
  UCR88341  Hemizonia congesta subsp. luzulifolia George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 30 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
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Jan 7 2013
  CAS-BOT-BC309856  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  RSA585715  Hemizonia fasciculata D. A. Young, E. A. Young, F. L. Johnson 1992-6-16 ROB- 0005 San Luis Obispo 0.5 km S of Gate 9 on E Perimeter Road. Plant Inventory of Camp Roberts and Camp San Luis Obispo. Comment
  OBI8958  Heracleum maximum Robert F. Hoover 1947-6-2 7256 San Luis Obispo Cambria, along Santa Rosa Crk Comment
  UCR67843  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Santa Lucia Mtns, At N edge of Cuesta Ridge Botanical Area, along power line access road which transects Tassajera Creek Road c. 2.4 mi west of Hwy 101, c. 1.2 road mi south of Tassajera Creek Road. 534 Comment
  OBI35262  Hesperocyparis macrocarpa H. E. Jones 1981-5-18 4 San Luis Obispo Point Piedras Blancas. Planted on N side of water tower and school room as a wind break Comment
  SBBG93656  Hesperolinon micranthum T. J. Ayers, S. Junak 1989-6-22 751 San Luis Obispo just N of Pick and Shovel Mine along western fork of stream just below "Dead Miners Camp" Comment
  UC1583670  Hesperolinon micranthum David Keil with Dirk Walters 1986-5-2 19308 San Luis Obispo just n San Luis Obispo; Santa Lucia Mountains, Reservoir Canyon 182 Comment
  CAS-BOT-BC422569  Hesperomecon linearis M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC422575  Hesperomecon linearis Ernest C. Twisselmann 1962-3-26 6711 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4 miles south of Cholame 563 Comment
  SBBG88013  Hesperomecon linearis C. F. Smith 1988-5-17 12133 San Luis Obispo above Mariana Crk, off Navajo Rd, ca. 5 mi S of St Hwy 58 Comment
  CAS-BOT-BC131797  Hesperoyucca whipplei Rev. R. W. Summers 1874-1-1 s.n. San Luis Obispo unspecified Comment
  OBI20967  Heterocodon rariflorum Robert F. Hoover 1947-4-18 6947 San Luis Obispo Cambria Comment
  OBI78689  Heteromeles arbutifolia Matt Gross 2013-1-25 San Luis Obispo About 1/4 mile past gate on Poly Canyon Road, east of road by about 100 ft. 61 Comment
  SBBG104494  Heteromeles arbutifolia D. A. Young, F. L. Johnson 1992-6-16 ROB 3 San Luis Obispo 1.5 km E of Gate 11; Camp Roberts Comment
  CAS-BOT-BC310943  Heterotheca grandiflora Alice Eastwood 1940-10-12 s.n. San Luis Obispo Nipoma Mesa Comment
  CAS-BOT-BC311120  Heterotheca oregona var. scaberrima Clare B. Hardham 1957-10-16 2677 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  SBBG117824  Heterotheca sessiliflora subsp. echioides E. Painter, M. Wetherwax 2002-9-4 CR 360 San Luis Obispo Sulphur Spring Crk Cyn; Camp Roberts 268 Comment
  UC1321308  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  CAS-BOT-BC311318  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1952-8-3 536 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon (Twisselmann Ranch field) 609 Comment
  CAS-BOT-BC311320  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1955-8-14 2352 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch near summit of Gillis Canyon, eastern San Luis Obispo County 670 Comment
  OBI9784  Heuchera micrantha Robert F. Hoover 1947-6-3 7266 San Luis Obispo Price Cyn Comment
  OBI15164  Hirschfeldia incana Ernest C. Twisselmann 1953-11-19 825 San Luis Obispo Temblor Range and Western San Joaquin Valley. Hardenburgh Place: upper Gillis Cyn, 10 mi S of Cholame Comment
  OBI36688  Hirschfeldia incana Eric Wise 1983-9-22 1774 San Luis Obispo Salinas River X hwy 58; near Santa Margarita Comment
  CAS-BOT-BC207967  Hoffmannseggia glauca Ernest C. Twisselmann 1957-8-23 4014 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI8496  Hoita macrostachya R. D. McCall 1978-10-27 10 San Luis Obispo Reservoir Cyn about 3 mi from gate Comment
  OBI12755  Hoita orbicularis Robert F. Hoover 1947-5-23 7178 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  UC1129906  Hoita orbicularis H. C. Lee 1936-6-5 672 San Luis Obispo Los Berros Canyon Nipomo Quadrangle Comment
  RSA91331  Hoita orbicularis F. W. Peirson 1932-7-4 10242 San Luis Obispo Oceano Comment
  UC1285205  Hoita orbicularis R. F. Hoover 1947-5-23 7178 San Luis Obispo near Sunnyside School; Osas Valley Comment
  OBI47511  Holcus lanatus David J. Keil 1984-5-28 18290 San Luis Obispo Along southern end of Morro Bay at Sweet Springs Marsh Comment
  CAS-BOT-BC325888  Holocarpha heermannii David D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass 6.5 miles N.E. of Cholame Comment
  CAS-BOT-BC325902  Holocarpha heermannii R. F. Hoover 1969-9-26 11621 San Luis Obispo North side of San Luis Reservoir Comment
  OBI70087  Holodiscus discolor Bernard E. Miossi 1939-6-29 113 a San Luis Obispo Reservoir Cyn, 50 yds S of crk and 1 mi from mouth of cyn 91 Comment
  OBI6990  Hordeum marinum Theo Fitanides, Anthony Baniaga 2010-5-7 161 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 471 Comment
  OBI43350  Hordeum murinum subsp. leporinum Eric Wise 1982-5-17 1470 San Luis Obispo Cholame crk at Bitterwater Rd Comment
  RSA585601  Hordeum murinum subsp. leporinum M. D. Proctor, E. A. Young 1993-3-17 ROB 0200 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  HSC101855  Hordeum murinum subsp. murinum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12737 San Luis Obispo Along Soda Lake Road. 611 Comment
  OBI53475  Horkelia cuneata subsp. cuneata Arthur W. Hazebrook 1991-4-19 14 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, stabilized dunes approx. 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  RSA128113  Horkelia cuneata subsp. puberula Clare B. Hardham 1959-5-21 4591 San Luis Obispo Cambria. Comment
  RSA43007  Horkelia cuneata subsp. puberula Robert F. Hoover 1947-1-29 6205 San Luis Obispo Atascadero Comment
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Jul 29 2012
  CAS-BOT-BC537141  Horkelia cuneata var. cuneata Clare B. Hardham 1958-3-4 2859 San Luis Obispo Santa Lucia Mountains, Cambria, Pinus ratiata woods Comment
  CAS-BOT-BC537327  Horkelia cuneata var. cuneata Mrs. R. W. Summers No date on label 248 San Luis Obispo Coast hills Comment
  SBBG95356  Horkelia cuneata var. cuneata G. Goulding, M. Meredith 1986-5-3 7 San Luis Obispo Los Osos, just off Bayview Heights Dr Comment
  OBI62946  Hosackia crassifolia var. otayensis David J. Keil, Rhonda 1987-5-11 20149 San Luis Obispo Cuesta Ridge E, ca 5.8 mi from jctn with US 101 along Cuesta Ridge rd, 1.2 mi SE of Lopez Trailhead Comment
  OBI13200  Hosackia gracilis Robert F. Hoover 1952-5-10 8165 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI15283  Ipomoea indica Cindy Arey 1967-11-18 11 San Luis Obispo Marsh st Comment
  CAS-BOT-BC226515  Ipomopsis tenuifolia Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Fossil Beds Comment
  CAS-BOT-BC315703  Isocoma acradenia var. bracteosa R. F. Hoover 1966-10-8 10144 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  UC909478  Isocoma menziesii var. sedoides Roxana S. Ferris and Laura Lorraine 1950-8-14 12357 San Luis Obispo ocean bluffs at San Simeon Creek (State Hwy 1) Comment
  CAS-BOT-BC324689  Isocoma menziesii var. vernonioides Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Creek Comment
  SEINET11261125  Isocoma menziesii var. vernonioides Robert L. Johnson 2015-7-29 4031 San Luis Obispo Growing on sea cliff between Harloe Ave and Harbor View Ave, Pismo Beach. Near bottom of stairs to Kon Tiki Inn.; 0 12 Comment
  CAS-BOT-BC69935  Isoetes howellii Clare B. Hardham 1957-5-12 1943 San Luis Obispo Near Green's Lake. Comment
  OBI1059  Isoetes nuttallii R. F. Hoover 1950-5-7 7897 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC112422  Isolepis carinata R. F. Hoover 1965-5-22 9405 San Luis Obispo Cambria, among pines north of town Comment
  OBI58895  Isolepis carinata David J. Keil 1998-4-2 26529 San Luis Obispo East-West Ranch, Cambria Comment
  OBI43605  Isolepis cernua Eric Wise 1981-6-30 856 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Black Lake of Dune Lakes Comment
  OBI65736  Isolepis cernua D. R. Miller 1994-7-23 794 -510 San Luis Obispo Pine Mt Region. Behind Egeberg's water dam, San Simeon Crk drainage 610 Comment
  OBI15976  Jaumea carnosa Robert F. Hoover 1947-10-11 7407 San Luis Obispo near Piedras Blancas Point Comment
  OBI57577  Jaumea carnosa Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. On shoreline on the bay side, ca 1/3 way S of point on sandspit 10 Comment
  UCR123547  Jaumea carnosa George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5337 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  OBI60479  Juncus acutus Larry Kelly, David J. Keil 1988-10-1 258 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI78703  Juncus acutus David J. Keil 2013-8-28 31981 San Luis Obispo Morro Bay State Park. North of Turri Road in marshy area near mouth of small, unnamed drainage 6 Comment
  OBI40168  Juncus acutus subsp. leopoldii David J. Keil 1981-4-25 14585 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  RSA662408  Juncus balticus subsp. ater Mary D Arche 1981-4-19 81 -6 San Luis Obispo Cambria, intersection of Brighton and Chelsea. Comment
  OBI4468  Juncus breweri Robert J. Rodin 1970-9-10 8446 San Luis Obispo About 300 yds from Pacific Ocean, Pismo Beach State Park Comment
  RSA368332  Juncus breweri Austin P. Griffiths 1967-8-13 5384 San Luis Obispo just S of Black Lake, near N end of Nipomo Dunes Comment
  SBBG112403  Juncus bufonius D. Keil 1995-5-23 25209 San Luis Obispo San Luis Range, San Luis Bay Estates Comment
  UCR42649  Juncus bufonius var. congestus E. A. Wise 1984-7-21 2020 San Luis Obispo Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1. 36 Comment
  SBBG16112  Juncus lescurii M. A. Piehl 1962-5-23 62293 San Luis Obispo just NW of Oso Flaco Lake 9 Comment
  UCD141576  Juncus lescurii Malcom A. Nobs; S. Galen Smith 1948-9-9 657 San Luis Obispo San Luis Obispo County: south of Pismo Beach. Comment
  SBBG104952  Juncus patens F. L. Johnson, E. A. Young 1993-5-27 ROB 683 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  SBBG18410  Juncus phaeocephalus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  SD249095  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive. 124 Comment
  SD25206  Juniperus californica Frank F. Gander 1939-5-15 7545 San Luis Obispo La Panza Comment
  UC716214  Keckiella breviflora Roxana S. Ferris 1939-6-16 9780 San Luis Obispo Jack Creek Santa Lucia Mountains (bridge on Dover Canyon road) Comment
  OBI58848  Keckiella breviflora var. breviflora David J. Keil 1998-8-24 28017 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  OBI79009  Kickxia elatine David J. Keil 2013-8-22 31931 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI51276  Kickxia spuria Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .1 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  UC337740  Koeleria macrantha unknown San Luis Obispo Cholame Comment
  OBI53564  Koeleria macrantha Arthur W. Hazebrook 1991-5-7 70 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA121245  Koeleria macrantha H. C. Lee 1937-5-10 909 San Luis Obispo 1/2 mile N. of Lake Ysabe 229 Comment
  SFV21723  Koeleria phleoides S. Kimball, J. N. Hogue, J. D. Dilley 1999-4-16 24 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 2 miles west of Well's Ranch on north side of road. 750 Comment
  UC1321238  Lagophylla ramosissima R. F. Hoover 1966-9-16 10036 San Luis Obispo three mi n Santa Margarita Comment
  OBI56714  Lagophylla ramosissima David J. Keil 1998-6-8 27674 San Luis Obispo Between Creston & Shandon along Hwy 41, 4.3 road miles NE of junction with La Panza Rd, 0.2 miles SW of junction with Amber Hills Rd. Comment
  OBI78281  Lagunaria patersonia Dan Sheehy 1978-11-22 7 San Luis Obispo W end of Sci Bldg, Cal Poly, San Luis Obispo Comment
  SJSU10826  Lagunaria patersonia C. D. Duncan 1958-10-12 San Luis Obispo on grounds of Cambria Pines Lodge, Cambria Pines Comment
  OBI28164  Lamarckia aurea Jeffery Null 1980-5-12 37 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI21951  Lamarckia aurea Robert J. Rodin 1962-5-8 6863 San Luis Obispo About 4 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  UCSB52138  Lamarckia aurea Cronemiller; Samon 1927-4-20 San Luis Obispo Avenales Ranch, Santa Barbara Forest 762 Comment
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Sep 14 2015
  CDA15159  Lastarriaea coriacea G. F. Hrusa 1998-4-26 14266 San Luis Obispo Temblor Range; W side of Temblors 3-4 mi N of Elkhorn Plain. Comment
  OBI5383  Lastarriaea coriacea Robert J. Rodin 1956-5-20 6059 San Luis Obispo S end of Morro Bay Comment
  OBI53627  Lastarriaea coriacea Arthur W. Hazebrook 1991-5-7 58 San Luis Obispo Nipomo dunes complex, big Coreopsis Hill, NE most stand of Coreopsis gigantea Comment
  CAS-BOT-BC339028  Lasthenia californica R. F. Hoover 1967-5-13 10571 San Luis Obispo Coast west of Cambria Comment
  OBI72770  Lasthenia californica Michael Walgren 2010-4-4 115 San Luis Obispo Cayucos, by hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos crk to the N. On NE portion of peak, below the actual peak Comment
  CAS-BOT-BC329189  Lasthenia ferrisiae Ernest C. Twisselmann 1952-5-6 572 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch. 685 Comment
  CAS-BOT-BC352746  Lasthenia fremontii Ernest C. Twisselmann 1958-4-29 4385 San Luis Obispo Alkali plains about 1 mile N of Soda Lake. 617 Comment
  UC338257  Lasthenia gracilis unknown 1887-1-1 San Luis Obispo Comment
  UCD147266  Lasthenia gracilis Diana Hickson; R. Yacoub, A. Klein 2010-3-29 CARR 982 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM property east of Chimineas Ranch, just north of Selby Rocks. 698 Comment
  UCSB36146  Lasthenia gracilis Roberts, Dar 1980-3-7 San Luis Obispo 1.5 miles N.W. campus Cal Poly S.L.O, in Polly canyon 140 Comment
  JEPS34367  Lasthenia gracilis Rimo Bacigalupi 1963-4-21 8842 San Luis Obispo 22 Comment
  CAS-BOT-BC361274  Lasthenia leptalea Clare B. Hardham 1960-3-28 5249 San Luis Obispo Santa Lucia Mountains: Bee Rock 304 Comment
  UC2027292  Lasthenia microglossa David Keil with Clare Hardham and Julie McCulloch 1999-4-17 26799 San Luis Obispo S of Creston at McCulloch property, 4425 Coyote Canyon Road (between Creston and Highway 58, W of O'Donnovan Road) Comment
  CAS-BOT-BC370827  Lasthenia minor R. F. Hoover 1952-4-20 8143 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC370867  Lasthenia minor Clare B. Hardham 1960-5-12 5678 San Luis Obispo Bee Rock Comment
  SBBG28012  Lasthenia minor R. S. Ferris 1935-3-19 9101 San Luis Obispo 2 mi S of Simmler Comment
  UC1285236  Lasthenia minor R. F. Hoover 1952-4-20 8134 San Luis Obispo n side of Soda Lake; Carrizo Plain Comment
  OBI72791  Lathyrus tingitanus D. R. Miller 2010-6-1 610 .933 San Luis Obispo Rocky Butte/ Pine Mt region; in orchard are of my property. T26S, r8e, Sec 11, tobacco Crk drinage 700 Comment
  OBI80322  Lathyrus vestitus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  SEINET956317  Lathyrus vestitus G. K. Helmkamp, E. A. Helmkamp 2000-1 5383 San Luis Obispo Central Coast: Prefumo Cyn. 1.2 mi S of Los Osos Valley Rd. 183 Comment
  OBI46161  Lathyrus vestitus var. vestitus Lynne Dee Oyler 1986-5-6 435 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  UCSB26997  Layia Jerry W. Copeland 1964-3-27 24 San Luis Obispo collected 6.5 mi N, along the E-side of State Highway 1 Guadalupe - , and State Highway 1 Comment
  CAS-BOT-BC321654  Layia glandulosa Bruce G. Baldwin 1987-3-31 650 San Luis Obispo 2.3 miles W of junction with Shell Creek Road along Calif. State Hwy 58. Comment
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Apr 15 2019
  OBI15852  Layia glandulosa Robert F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI64984  Layia glandulosa Greg Wilvert 2005-4-2 110 San Luis Obispo SE Half of the Caliente Range. 4 km W of Caliente Mtn 1235 Comment
  CAS-BOT-BC321455  Layia glandulosa Ernest C. Twisselmann 1964-6-10 9584 San Luis Obispo San Emigdio Range and the Mt. Pinos Region. Tecuya Ridge. Comment
  CAS-BOT-BC321631  Layia glandulosa R. F. Hoover 1947-3-30 6823 San Luis Obispo East Branch of Huerhuero Creek about 5 mi. S of Creston. Comment
  SBBG110270  Layia glandulosa C. B. Hardham 1965-3-28 12542 San Luis Obispo Bear Trap, San Juan River Comment
  UCD135657  Layia glandulosa Bruce G. Baldwin 1986-4-2 572 San Luis Obispo San Luis Obispo County: adjacent to California State Highway 58, less than 1 mile west of junction with California State Highway 229. Comment
  JEPS39996  Layia heterotricha W. L. Jepson 1932-4-3 16220 San Luis Obispo 640 Comment
  POM223426  Layia heterotricha D. D. Keck 1935-4-10 3156 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  OBI51483  Layia munzii David J. Keil, Kathleen Keil 1992-4-11 22791 San Luis Obispo Calif Valley, Carissa Plain. Belmont Trl ca. 2 mi E of Soda Lake Rd at intersection with small cross rd Comment
  UCD163503  Layia munzii CNPS Melinda Elster; Sara Taylor 2015-4-24 CARR- 559 B San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 552 Comment
  CAS-BOT-BC327625  Layia munzii David D. Keck; J. Clausen 1935-4-10 3155 San Luis Obispo 18 mies S of Soda Lake toward southern end of Carrizo Plain 609 Comment
  CAS-BOT-BC327644  Layia munzii Ernest C. Twisselmann 1953-3-19 606 San Luis Obispo Temblor Range & Western San Joaquin Valley. Hardenburgh Place, 7 mi S of Cholame Comment
  CAS-BOT-BC327665  Layia munzii Roxana S. Ferris 1935-3-29 9107 San Luis Obispo Roadside ditch 3.5 miles S of Simmler. Carriso Plain. Comment
  OBI15833  Layia munzii Robert F. Hoover 1949-5-1 7652 San Luis Obispo Cholame Valley, at jctn of Cottonwood and Polonio Pass rds Comment
  OBI28820  Layia munzii Melissa Luckow, With CNPS 1981-4-18 678 San Luis Obispo Just S of Soda Lake Comment
  OBI77132  Layia munzii Craig Woods 1978-3-30 26 San Luis Obispo Carrizo Plain, approx. 2 mi N of the S end of large Soda Lake, 1/4 mi W of Sim. soda lake san diego cr rd 594 Comment
  CAS-BOT-BC385856  Layia platyglossa H. M. Hall 1931-6-9 13152 San Luis Obispo Cambria Comment
  OBI23331  Layia platyglossa J. T. Arnold 1965-4-21 80 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI30157  Layia platyglossa Robert J. Rodin 1962-4-1 6831 San Luis Obispo About 4 mi E of Cholame Comment
  OBI5538  Layia platyglossa Sharon Jochums 1974-4-28 158 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  SEINET7062888  Layia platyglossa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.9 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 734793mE, 3890432mN. 244 Comment
  CAS-BOT-BC382118  Layia platyglossa W. R. Dudley 1926-5-5 s.n. San Luis Obispo Burnett Creek Comment
  CAS-BOT-BC382120  Layia platyglossa E. McMillan 1952-3-24 22 San Luis Obispo Taylor Canyon 1/2 mi. W. Cholame Comment
  CAS-BOT-BC382134  Layia platyglossa Ernest C. Twisselmann 1954-4-9 1023 San Luis Obispo Temblor Range and the Western San Joaquin Valley; Choice Valley, 1 mile south of Palo Prieta Summit 586 Comment
  SBBG52763  Layia platyglossa L. S. Rose 1936-5-8 San Luis Obispo 2 mi E of Pozo 457 Comment
  RSA212201  Layia platyglossa subsp. campestris L. S. Rose 1970-5-3 70033 San Luis Obispo Black Mountain, Skyline Blvd, W of San Mateo. 122 Comment
  OBI80123  Leontodon saxatilis David J. Keil 1985-6-18 18867 San Luis Obispo South Bay Wastewater Treatment Facility. Along Eto Creek between Willow Rd and South Bay Blvd, south of Nipomo Ave. Comment
  SBBG93804  Lepechinia calycina S. A. Junak 1990-5-1 4273 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 536 Comment
  OBI13495  Lepechinia calycina Neil Havlik 1968-4-7 150 San Luis Obispo Between Bald Knob and Saddle Peak, San Luis Range Comment
  RSA131984  Lepechinia calycina Gale Sphon 1959-6-7 364 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  CAS-BOT-BC88725  Lepidium acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo In immediate vicinity of Cholame. Comment
  UCR170955  Lepidium dictyotum R. E. Riefner Jr. 2002-4-4 02- 72 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  CHSC117377  Lepidium didymum Richard R. Halse 2015-3-24 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
  CAS-BOT-BC89212  Lepidium draba P. B. Kennedy 1929-4-10 s.n. San Luis Obispo Between San Luis Obispo and Morro. Comment
  CAS-BOT-BC89497  Lepidium jaredii Ernest C. Twisselmann 1955-3-22 1743 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carissa Plains. 579 Comment
  OBI66957  Lepidium jaredii David J. Keil, with Kathleen A. Keil 2001-4-20 29353 San Luis Obispo California Valley along Belmont Trail, ca. 0.25 mile east of junction with Soda Lake Road 591 Comment
  CAS-BOT-BC12587  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3100 San Luis Obispo Cholame Creek, in the large alkaline flat just east of Cholame. 365 Comment
  OBI14991  Lepidium nitidum Eben McMillan 1952-3-21 1 San Luis Obispo In Polonio Pass 5 mi NE of Cholame Comment
  OBI80204  Lepidium nitidum David J. Keil 1978-3-25 12701 -1 San Luis Obispo Irving Ranch. Comment
  CDA11386  Lepidium nitidum var. oreganum G. F. Hrusa 1995-4-15 12106 San Luis Obispo Carrizo Plain; Margin of S end of Soda Lake. Comment
  OBI15021  Lepidium pinnatifidum Robert F. Hoover 1947-8-2 7347 San Luis Obispo Near Small Twin Lake S of Arroyo Grande Comment
  OBI57201  Lepidium pinnatifidum David J. Keil 1998-9-4 28079 San Luis Obispo Santa Margarita. 305 Comment
  OBI60932  Leptochloa fusca subsp. fascicularis David J. Keil 2002-9-12 29923 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  SBBG130690  Leptochloa fusca subsp. uninervia D. J. Keil 2012-7-27 31496 San Luis Obispo Nipomo, strawberry field on N side of Eucalyptus Rd at intersection with Scenic View Way 86 Comment
  POM216299  Leptosiphon androsaceus D. D. Keck 1933-5-3 2116 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield. Comment
  OBI62995  Leptosiphon bicolor D. R. Miller 1994-4-19 494 -218 San Luis Obispo Pine Mt. Region, above Road Spring between meadows, Tobacco creek drainage Comment
  OBI47619  Leptosiphon liniflorus David Keil, Kathryn Bay, R. Riggins 1986-4-26 19282 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade on Elkhorn Road 701 Comment
  OBI83664  Leptosiphon pygmaeus subsp. continentalis David J. Keil 1998-4-30 26994 San Luis Obispo 1.5 miles from Hwy 58 on Red Hill Rd. Los Padres National Forest. Comment
  OBI33847  Leptosyne bigelovii Melissa Luckow 1981-4-18 663 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  OBI56655  Leptosyne bigelovii David J. Keil 1998-5-13 27262 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI81226  Leptosyne calliopsidea David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20389 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  UC2027006  Leptosyne calliopsidea Greg Wilvert 2005-3-26 50 San Luis Obispo Southeast Half of the Caliente Range. Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range Comment
  SBBG118162  Lessingia glandulifera var. glandulifera J. Clark, M. Petroelje 2000-6-16 San Luis Obispo Nacimiento River just upstream from low water bridge on Bee Rock Rd; Camp Roberts; LCTA Plot 3 180 Comment
  SBBG8554  Lessingia glandulifera var. glandulifera C. B. Hardham 1958-9-8 3940 San Luis Obispo Nacimiento River bed below dam; Camp Roberts Comment
  UC1069813  Lessingia glandulifera var. glandulifera T. M. Hendrix 1937-6-6 273 San Luis Obispo 1.5 mi nw of New District School; Pozo Quadrangle Comment
  SD39846  Lessingia glandulifera var. pectinata Edith A. Purer 1933-7-20 5098 San Luis Obispo 5.0 miles north of Guadalupe Comment
  OBI15764  Lessingia pectinata var. pectinata Robert F. Hoover 1964-9-11 9293 San Luis Obispo S edge of Monterey airport Comment
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Nov 21 2014
  OBI15777  Lessingia pectinata var. pectinata Robert F. Hoover 1966-9-21 10077 San Luis Obispo 1 mi S of Edna on price Cyn rd to Pismo bEach Comment
  OBI30839  Leymus condensatus Julie M. Vanderwier 1979-8-3 178 San Luis Obispo Indian Knob Tar Sands Comment
  OBI5586  Leymus condensatus Sharon Jochums 1974-5-19 250 San Luis Obispo Near Piedras Blancas Comment
  UCSC000071  Leymus triticoides I. J. Condit 2010-6-2 s.n. San Luis Obispo Cal Poly School grounds, dry soil near boy's tennis court Cal Poly School Comment
  UCSB39896  Lilium humboldtii Shaw, J. 1982-7-1 San Luis Obispo Along Prefumo Canyon Road one mile south of Los Osos Valley Road 60 Comment
  CAS-BOT-BC251065  Lilium pardalinum M. Wetherwax; L. Wetherwax; M. Walter 2000-7-2 SLO- 155 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romauldo, along creek leading into Eucalyptus stand 100 Comment
  OBI80211  Lilium pardalinum Linda Seek 1987-7-5 s.n. San Luis Obispo San Simeon Creek, Bianchi Bog. Comment
  RSA3471  Limnanthes douglasii subsp. nivea Roxana S. Ferris 1929-4-13 7507 San Luis Obispo In orchard near southern end of the Atascadero Properties. Comment
  SBBG124973  Limnanthes douglasii subsp. nivea C. B. Hardham 1958-3-29 2974 San Luis Obispo Morro Rd, Atascadero Comment
  OBI11598  Limonium perezii D. Williams 1964-2-25 s.n. San Luis Obispo Pismo Beach Comment
  OBI11596  Limonium perezii Don Marsh 1964-3-1 11 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  CAS-BOT-BC444008  Linanthus James L. Reveal; Clare B. Hardham 1988-5-26 6918 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain in an open meadow-like area along U.S. Forest Service Road 15E01 southwest of Wilson Corner, about 11.5 air miles east-northeast Santa Margarita 594 Comment
  RSA523346  Linanthus californicus Gordon H. True Jr. 1937-4-25 677 San Luis Obispo Pozo 457 Comment
  RSA0028074  Linanthus dichotomus Greg Wilvert 2005-4-5 160 San Luis Obispo 200 meters SW of Wells Spring. 914 Comment
  UC1023820  Linanthus parryae R. F. Hoover 1947-4-12 6911 San Luis Obispo upper Navajo Creek La Panza Range Comment
  SJSU3347  Linanthus parryae C. W. Sharsmith 1962-4-19 6776 San Luis Obispo valley of Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  CDA17631  Linaria pinifolia A. Griffiths 1978-5-2 s.n. San Luis Obispo Oceano. Comment
  CDA6312  Linaria pinifolia G. D. Barbe 1974-5-16 1791 San Luis Obispo Frontage road and freeway fence between Tefet and Juniper Streets, Highway 101, Nipomo. 0 Comment
  UC54831  Lithophragma cymbalaria Rev. R. W. Summers San Luis Obispo San Luis Obispo Comment
  SBBG117543  Lithophragma heterophyllum M. Wetherwax, E. Painter 2003-3-5 SLO 299 San Luis Obispo unused rd E of Range Rd; Camp San Luis Obispo 160 Comment
  OBI80331  Lobularia maritima Kristen M. Nelson 2013-2-16 19 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1, ca. 0.25 miles north of Ocean Way. Along disturbed roadside. 35 Comment
  OBI34415  Logfia filaginoides David J. Keil, Kathy Jones 1982-4-4 15826 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI56764  Logfia filaginoides David J. Keil 1986-4-13 19191 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  UC63247  Logfia filaginoides Mrs. R. W. Summers 1890-4-6 San Luis Obispo Comment
  UCR42541  Lolium multiflorum E. A. Wise 1984-7-21 2037 San Luis Obispo Central Coast, Arroyo Laguna 1-2 km from the ocean. Site #2 - c. 100 yards closer to the ocean than site #1. Comment
  HSC91739  Lolium perenne Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro, along Hazard Canyon Trail. Comment
  UC337529  Lolium temulentum unknown San Luis Obispo Comment
  OBI5457  Lomatium caruifolium Sharon Jochums 1974-4-3 94 San Luis Obispo W of hwy 1, N of San Simeon Point Comment
  OBI8940  Lomatium caruifolium Robert F. Hoover 1950-4-21 7840 San Luis Obispo Between Morro Bay and Cayucos (S of toro Crk) Comment
  SEINET5779548 Image available Lomatium caruifolium Marcus E. Jones 1882-1 3600 San Luis Obispo San Luis Obispo Comment
  OBI40088  Lomatium dasycarpum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18650 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
  OBI64723  Lomatium dasycarpum D. R. Miller 1994-3-26 394 -136 San Luis Obispo Pine Mt Region. Along the upper end of Tobacco ridge rd, above Hearst Pond area, to Pico crk drainage 823 Comment
  SBBG16140  Lomatium dasycarpum subsp. dasycarpum C. B. Hardham 1960-5-17 5746 San Luis Obispo hills between Bee Rock and the Nacimiento River Comment
  CAS-BOT-BC218445  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo Ridge NW of Cuesta Pass, Santa Lucia Range Comment
  LA53022  Lomatium parvifolium Tracy Call; Viola Call 1963-4-1 2162 San Luis Obispo 1 mi. up Reservoir Canyon near San Luis Obispo 243 Comment
  OBI66758  Lomatium parvifolium D. R. Miller 1989-4-26 489 -6 San Luis Obispo Along ridge rd between Pine Mt and Little Pine mt Comment
  UC1123075  Lomatium utriculatum C. A. Graham 1939-4-14 521 San Luis Obispo 1 1/2 mi. n. Pine Canyon Guard Station; Branch Mt.Quad. Comment
  OBI33834  Lomatium utriculatum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1080 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  OBI66568  Lomatium utriculatum D. R. Miller, S. A. Sanuta 1998-5-10 598 /687 San Luis Obispo Pine Mt region, tobacco flats area (Stag flats) 488 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
  OBI7633  Lonicera hispidula Christian Smith 1974-6-1 s.n. San Luis Obispo Along Santa Rita Crk road Comment
  RSA171945  Lonicera hispidula var. vacillans R. F. Thorne, P. C. Everett 1963-6-7 32166 -a San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  UC52186  Lonicera interrupta Mrs. R. W. Summers 1882-6-8 San Luis Obispo Santa Margarita Hills Comment
  UCSB45049  Lonicera involucrata Carr, Tom 1978-3-8 San Luis Obispo Calif. 1, 1/2 mile north of Burton Drive 40 Comment
  JEPS35258  Lonicera involucrata var. ledebourii R. F. Hoover 1947-4-25 7076 San Luis Obispo s Arroyo Grande; Black Lake Comment
  OBI38181  Lonicera involucrata var. ledebourii Eric Wise 1981-6-15 618 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd. Comment
  POM280720  Lonicera involucrata var. ledebourii Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  RSA781227  Lonicera involucrata var. ledebourii A. C. Sanders 2011-2-21 38732 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  SBBG69584  Lonicera involucrata var. ledebourii R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI5606  Lonicera involucrata var. ledebourii Sharon Jochums 1974-5-18 213 San Luis Obispo Arroyo de la Cruz, toward ocean end Comment
  CAS-BOT-BC234944  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  UC1285191  Lotus benthamii R. F. Hoover 1964-5-15 8898 San Luis Obispo ridge s San Carpoforo Creek (trail to Pine Top Mt.) Comment
  POM18655  Lotus grandiflorus var. grandiflorus J. H. Barber 1899-4-23 7485 San Luis Obispo San Luis Obispo Comment
  RSA141051  Lotus grandiflorus var. grandiflorus Clare B. Hardham, C. Butterworth 1960-6-9 6136 San Luis Obispo Cammatta Ranch, east of Creston. Comment
  UC1927734  Lotus humistratus D. R. Miller 1994-4-8 494 -182 San Luis Obispo Road in to Cole Ranch, Marmolejo creek drainage 875 Comment
  POM27012  Lotus salsuginosus var. salsuginosus Marcus E. Jones 1882-5-6 2684 San Luis Obispo San Luis Obispo. Comment
  RSA185458  Lotus salsuginosus var. salsuginosus Clare B. Hardham 1961-4-26 6912 San Luis Obispo Franklin Creek, West of Adelaida. Comment
  CDA17622  Lotus scoparius Austin Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Sandspit. Comment
  UCR140069  Lotus scoparius var. scoparius George K. Helmkamp 2004-3-13 8348 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  OBI78822  Lunaria annua David J. Keil 2013-9-6 32027 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 12 Comment
  UCR61718  Lupinus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  SEINET10937021  Lupinus agardhianus Ernest C. Twisselmann 1969-4-24 Twisselmann 15163 San Luis Obispo La panza range. La panza hwy, 2.4 miles e of shell creek road. Wings rich blue; Banner white, blue below. Scattered colony growing on a bank of decomposed Granite. Douglas oak woodland 457 Comment
  CAS-BOT-BC201305  Lupinus albifrons Kaaren Johansen 1984-1-14 23 San Luis Obispo Cal Poly State Univer. Poly Canyon 228 Comment
  OBI78831  Lupinus albifrons Kayla Young, Jenna Gluccs and Alayna Witham 2014-4-27 1 San Luis Obispo About a 10-minute walk up TV Tower Rd. on West Cuesta Ridge. 457 Comment
  RSA0060761  Lupinus albifrons Daisie Huang 2006-4-14 06041403 San Luis Obispo Santa Rosa Creek Rd., off 46, slightly west of last locality. 430 Comment
  JEPS64911  Lupinus albifrons W. L. Jepson 1927-4-26 12019 San Luis Obispo Carrizo Plain Carrizo Plain (low hills at n end) 701 Comment
  SEINET11071661 Image available Lupinus albifrons Delzie Demaree 1933-4-29 10342 San Luis Obispo Jamestown, Santa Lucia Mountains Comment
  SEINET5736968 Image available Lupinus albifrons Alma L. Moldenke, Harold N. Moldenke 1976-1 30467 San Luis Obispo In Cambria off Route 246.; Cambria Comment
  UCSB59951  Lupinus albifrons Ryan, P.; Callaway, R. 1987-1-30 San Luis Obispo Gillis Canyon Rd., 2 miles north of San Juan Rd., about 5 miles southeast of Shandon 426 Comment
  CAS-BOT-BC195751  Lupinus albifrons var. albifrons R. F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC195760  Lupinus albifrons var. albifrons Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  SD244700  Lupinus albifrons var. albifrons David Keil 1998-6-15 27835 San Luis Obispo Along Santa Rita Creek Road W of Templeton, 2-3 miles W of junction with Vineuard Drive. Comment
  CAS-BOT-BC196205  Lupinus albifrons var. douglasii R. F. Hoover 1964-3-14 8648 San Luis Obispo Head of Lopez Canyon Comment
  SBBG108055  Lupinus albifrons var. douglasii C. B. Hardham 1956-4-26 539 San Luis Obispo Delaganna Ranch, intersection York Mtn Rd and Cayucos Rd Comment
  CDA17539  Lupinus arboreus Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; just E of base at Suicide Hill, at S. end of Morro Bay. Comment
  UCSB21826  Lupinus arboreus Jensen, Karen 1965-4-12 San Luis Obispo U.S. Highway 101; 1 mile S of junction with Nipomo Rd.; 7 km. S of Arroyo Grande 60 Comment
  RSA166370  Lupinus arboreus var. arboreus Robert F. Thorne, Percy C. Everett 1963-6-12 32252 San Luis Obispo On sandy roadbank along Highway 1 at Arroyo de la Cruz Creek. Comment
  UC1488823  Lupinus bicolor Lyda W. Edge 1973-3-13 305 San Luis Obispo Callender Comment
  UC57454  Lupinus bicolor J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  OBI56899  Lupinus bicolor Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 6 Comment
  UCD107289  Lupinus bicolor Carl B. Mankinen 1969-4-19 28 San Luis Obispo Santa Luis Obispo County: along highway, State Highway 41, 6 1/2 miles southwest of Atascadero. Comment
  RSA105046  Lupinus bicolor subsp. tridentatus Lorenzo Jared 1896-04 424 San Luis Obispo Estrella Comment
  CAS-BOT-BC215439  Lupinus cervinus R. F. Hoover 1964-6-5 8928 San Luis Obispo Near summit of ridge W of upper Lopez Canyon Comment
  OBI12925  Lupinus cervinus Robert F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mtn above San Simeon Comment
  OBI70167  Lupinus chamissonis Bernard Miossi 1939-7-30 134 San Luis Obispo Along Pismo-Oceano hwy 1.5 mi S of Pismo Beach 15 Comment
  SD39039  Lupinus chamissonis Edith A. Purer 1933-7-20 5056 San Luis Obispo Sand dunes northwest of Guadalupe Comment
  SDSU4665  Lupinus chamissonis D. F. Howe 1963-5-19 3496 San Luis Obispo 3 miles east of west entrance to Los Padres National Forest on #466. 305 Comment
  SD241818  Lupinus concinnus Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 1649 San Luis Obispo Along Hwy 58 west of turn off to Paso Robles, North side of the road. 445 Comment
  UC569520  Lupinus concinnus E. Armstrong 1934-4-1 1091 San Luis Obispo 6 mi ene Pozo; Pozo Quad. Comment
  OBI12917  Lupinus concinnus Robert F. Hoover 1967-4-5 10330 San Luis Obispo 2 mi E of Santa Margarita, W side of Salinas River Comment
  UC454624  Lupinus concinnus I. J. Condit 1908-4-2 San Luis Obispo Summit Cuesta 792 Comment
  UCSB24090  Lupinus concinnus Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  RSA160002  Lupinus concinnus subsp. concinnus Clare B. Hardham 1961-4-26 6903 San Luis Obispo Franklin Creek, Adelaida. Comment
  RSA475242  Lupinus concinnus subsp. concinnus Aaron Liston, James D. Morefield 1988-3-21 716 -1 San Luis Obispo Junction of Highway 58 and Navajo road. Boundary of Los Padres National Forest. Approximately 25 miles northeast of San Luis Obispo. 600 Comment
  POM276458  Lupinus densiflorus var. palustris Lyman D. Benson 1934-4-1 5781 San Luis Obispo San Miguel, Santa Lucia Mt. Range. 305 Comment
  UC185425  Lupinus formosus Katharine Brandegee 1916-5-14 San Luis Obispo Chapelton Comment
  UCR97566  Lupinus latifolius George K. Helmkamp 1997-3-8 1446 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI27561  Lupinus latifolius Melinda Doud 1976-4-23 9 San Luis Obispo Clark cyn 91 Comment
  POM179184  Lupinus latifolius subsp. latifolius Alice Eastwood 1941-4-20 18964 San Luis Obispo Upper Arroyo Grande. Comment
  SBBG17732  Lupinus latifolius var. latifolius D. Emery 1950-4-28 San Luis Obispo Cambria on rd to cemetery Comment
  UC598647  Lupinus latifolius var. latifolius John Bright 1936-4-26 12911 San Luis Obispo Cuesta Pass Comment
  RSA303891  Lupinus ludovicianus J. R. Shevock 1972-4-1 1524 San Luis Obispo Arroyo Grande 244 Comment
  CAS-BOT-BC207221  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande, 6 mi. above county park. Comment
  SEINET8160594 Image available Lupinus ludovicianus A. Eastwood 1927-1 14992 San Luis Obispo Comment
  UCR3691  Lupinus microcarpus Frank C. Vasek 1962-5-17 620517- 01 San Luis Obispo Central Coast, Road from Atascadero to Morro Bay, 3.3 miles from the Los Padres National Forest boundary 185 Comment
  SBBG108059  Lupinus microcarpus var. densiflorus C. B. Hardham 1958-5-7 3220 San Luis Obispo hills between Bee Rock and the Nacimiento Comment
  UCR91839  Lupinus microcarpus var. densiflorus George K. Helmkamp 1996-5-24 1008 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI48283  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW locked gate, ca 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Rd Comment
  RSA659036  Lupinus microcarpus var. horizontalis R. Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trail Rd. (Co. 285) 4.8 mi SE Hurricane Rd. West slopes Temblor Range. Comment
  OBI54192  Lupinus microcarpus var. microcarpus David J. Keil, Kathleen Keil 1995-4-15 24881 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif rte 58 Comment
  SBBG9205  Lupinus microcarpus var. microcarpus C. B. Hardham 1959-5-19 4671 San Luis Obispo ridge between Franklin Crk and Las Tablas Crk Comment
  CDA27518  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Road, 1 mile east of Homestead Road, 1.9 miles east of Templeton Road. 0 Comment
  JEPS108106  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Hwy. 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Road, 8.9 mi E Templeton Road Comment
  SBBG17738  Lupinus microcarpus var. microcarpus D. Emery 1950-4-14 San Luis Obispo Panorama Hill, Carrizo Plain Comment
  OBI31606  Lupinus nanus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 362 San Luis Obispo American Cyn, 1.2 mi S of campground, near unlocked gate 506 Comment
  RSA0060737  Lupinus nanus Daisie Huang 2006-4-13 06041338 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UC1129631  Lupinus nanus C. M. Belshaw 1936-3-17 1607 San Luis Obispo 2 mi sse Nipomo (Plot #1); Nipomo Quadrangle 76 Comment
  UCR87117  Lupinus nanus subsp. nanus Walter Wisura 1992-4-25 4713 San Luis Obispo Morro Bay: San Bernardo Creek Ranch east of Morro Bay 90 Comment
  RSA492678  Lupinus nanus subsp. nanus Walter Wisura, L. Aberbom 1989-5-16 4356 San Luis Obispo San Bernardo Creek Ranch, E. of Morro Bay Comment
  SEINET10490832  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2286 San Luis Obispo 8 mi s of santa margarita. Comment
  SEINET10940139  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2323 San Luis Obispo 1-4 mi s of atascadero. Comment
  OBI17948  Lupinus nanus var. maritimus Robert F. Hoover 1965-6-14 9428 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  CAS-BOT-BC202125  Lupinus nipomensis Alice Eastwood 1941-4-21 18969 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SBBG49347  Lupinus sparsiflorus L. W. Edge 1973-4-23 321 San Luis Obispo Hwy 166, ca. 35 mi E of US Hwy 101 Comment
  UCR161326  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9062 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  UCR190641  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9395 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  OBI80350  Lupinus succulentus Kristen M. Nelson 2013-2-16 26 San Luis Obispo Avila Beach, ca. 0.5mile west of Cal Poly Research Pier on Avila Beach Drive, just east of enterance to Diablo Canyon Power Plant. 7 Comment
  SBBG48683  Lupinus succulentus L. W. Edge 1974-6-10 456 San Luis Obispo beside Islay Crk S of Morro Bay Comment
  UCR161219  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9035 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI67841  Luzula subsessilis E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 98 San Luis Obispo Camp San Luis Obispo, East of pipe from water tower on northwest side of Cerro Romauldo 120 Comment
  CAS-BOT-BC231441  Lycium andersonii R. F. Hoover 1950-4-14 7834 San Luis Obispo North end of Elkhorn Plain Comment
  OBI37685  Lysimachia arvensis Eric Wise 1983-8-30 1759 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  OBI35641  Lysimachia arvensis S. M. Inman 1983-5-7 38 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI35720  Lysimachia arvensis Allison Berry 1984-3-30 62 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI36951  Lythrum hyssopifolia Eric Wise 1981-6-15 566 San Luis Obispo N shore of Laguna Lake, SLO Comment
  OBI30128  Lythrum hyssopifolia Melissa Luckow 1982-6-24 905 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  CAS-BOT-BC343880  Madia elegans Alice Eastwood 1927-7-31 15005 San Luis Obispo On road from Morro to Atascadero Comment
  UC89398  Madia elegans E. Palmer, M. D. June 1876 242 San Luis Obispo n of San Luis Obispo; Central Coast Range 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
  OBI27130  Madia gracilis Thomas Burrows 1980-5-3 29 San Luis Obispo Reservoir cyn 152 Comment
  UC455512  Madia gracilis I. J. Condit 1908-4-11 San Luis Obispo Lopez Canyon San Luis Obispo, Lopez Canyon Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
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Aug 21 2017
  OBI64479  Madia radiata David J. Keil 2001-5-10 29447 San Luis Obispo Bitterwater Road, ca. 10 miles north of Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W. 671 Comment
  CAS-BOT-BC345096  Madia sativa D. E. Breedlove 1962-8-7 4087 San Luis Obispo Near Oso Flaco Lake 3 miles north of Guadalupe Comment
  CAS-BOT-BC345106  Madia sativa R. F. Hoover 1969-7-18 11493 San Luis Obispo Oak Park district, Arroyo Grande Comment
  RSA648502  Maianthemum racemosum subsp. amplexicaule Charles D. Dunn 1972-4-15 s.n. San Luis Obispo See Canyon 61 Comment
  CAS-BOT-BC204139  Malacothamnus jonesii Alice Eastwood; John Thomas Howell 1938-6-13 5910 San Luis Obispo Calf Canyon Comment
  RSA29616  Malacothamnus niveus Roxana S. Ferris 1939-6-1 s.n. San Luis Obispo About 3 miles east of Atascadero. 412 Comment
  SD58295  Malacothamnus palmeri Winifred Davis 1931-4-13 San Luis Obispo Cambria Comment
  CAS-BOT-BC345332  Malacothrix californica R. F. Hoover 1948-4-17 7474 San Luis Obispo San Juan River s. of Shandon Comment
  UC33273  Malacothrix californica F. Guirado 1861-4-10 410 San Luis Obispo Nipomo Comment
  OBI55282  Malacothrix coulteri David J. Keil 1998-5-20 27346 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  JEPS100248  Malacothrix incana Dean W. Taylor with Alison Colwell 2002-9-26 18450 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI53501  Malacothrix incana Arthur W. Hazebrook 1991-6-6 98 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, SW facing side of hill Comment
  UC1311661  Malacothrix incana Robert J. Rodin 1959-5-26 6349 San Luis Obispo sand dunes at s end Morro Bay Comment
  OBI66156  Malacothrix phaeocarpa D. R. Miller 2002-5-10 502 -751 San Luis Obispo Next to Ridge rd. 1000 Comment
  RSA165641  Malacothrix phaeocarpa Clare B. Hardham 1959-6-10 4810 San Luis Obispo Santa Lucia Mountains; Santa Barbara Road, Atascadero Comment
  UC1583852  Malosma laurina David Keil, V. L. Holland 1990-3-19 21346 San Luis Obispo n. of Arroyo Grande (along Hwy 227, ca. 1.5 mi. s. of jctn. w/ Noyes Rd.) Comment
  OBI40718  Malva parviflora David J. Keil, Dirk Walters 1986-5-2 19349 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn. The cyn ws burned in July, 1985 in the Las Pilitas fire 305 Comment
  UCR58461  Malva parviflora George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  CAS-BOT-BC8176  Malvastrum palmeri Edward Palmer s.n. San Luis Obispo unspecified Comment
  OBI12335  Malvella leprosa Robert F. Hoover 1966-9-12 9992 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  HSC91828  Marah fabacea Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro MDO 10 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
  OBI3961  Marah fabacea Elizabeth Rudd 1971-4-26 255 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  SBBG104189  Marah fabacea F. L. Johnson Proctor 1993-2-19 ROB 125 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  JEPS35252  Marah fabacea R. F. Hoover 1947-3-1 6640 San Luis Obispo short distance s Cayucos (Whale Rock) Comment
  OBI14826  Marah fabacea Robert F. Hoover 1967-3-22 10259 San Luis Obispo Temblor Range E of Soda Lake Comment
  OBI14828  Marah fabacea Robert F. Hoover 1947-3-1 6641 San Luis Obispo Short distance S of Cayucos (Whale Rock) Comment
  OBI80953  Marrubium vulgare Caroline Darsono-Lay, Kirsten Miller, Anna Norimoto 2015-4-23 2 San Luis Obispo Irish Hills Trail, beginning of trail (before you get to the trailhead) on teh left side over the fence Comment
  OBI29242  Matricaria discoidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14535 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  CAS-BOT-BC348308  Matricaria occidentalis R. F. Hoover 1968-4-17 11059 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  JEPS54352  Matricaria occidentalis Ernest C. Twisselmann 1967-6-16 13367 San Luis Obispo summit of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, San Andreas Fault 701 Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  OBI28283  Medicago polymorpha Rick Frelinger 1982-5-10 61 San Luis Obispo Reservoir Cyn, San Luis Obispo Comment
  CAS-BOT-BC271190  Melica Clare B. Hardham 1969-5-28 17199 San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  RSA685578  Melica californica D. H. Wilken, E. Painter 2003-4-3 15985 San Luis Obispo Upper East Fork of W Fork of Chorro Creek, just SE of La Primera Mine. 400 Comment
  UC1132252  Melica californica G. T. Nordstrom 1937-5-13 1213 San Luis Obispo 1.3 mi ene Asuncion School; Adelaida Quad. 381 Comment
  CAS-BOT-BC282117  Melica geyeri R. F. Hoover 1950-5-7 7901 San Luis Obispo Pine Mountain, above San Simeon, in woods on E side Comment
  OBI75460  Melica imperfecta Jenner Whitt 2003-5-4 81 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CAS-BOT-BC264258  Melica torreyana R. F. Hoover 1964-4-15 8732 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC1953299  Melilotus indicus Anthony Baniaga with Daniel Chavez 2010-3-14 63 San Luis Obispo Tierra Redonda Mountain. Edge of blue oak woodland along Oak Shores Road. Comment
  OBI2695  Mentha canadensis Robert F. Hoover 1969-8-25 11557 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG83372  Mentha canadensis C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes S of Oceano Comment
  OBI12489  Mentzelia affinis Robert F. Hoover 1952-4-10 8115 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  RSA440357  Mentzelia affinis L. S. Rose 1925-3-25 s.n. San Luis Obispo Cholame. Comment
  SBBG108304  Mentzelia gracilenta C. B. Hardham 1959-4-30 4355 San Luis Obispo Creston Rd ca. 6 mi E of Hwy 101 Comment
  SBBG18205  Mentzelia gracilenta C. B. Hardham 1960-3-23 5219 San Luis Obispo Recruit Grade, E side Temblor Mtns Comment
  UCR248186  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  OBI12509  Mentzelia pectinata Neil Havlik 1968-4-6 138 San Luis Obispo Along roadside Crocker Grade, SE of Soda Lake Comment
  RSA115470  Mentzelia pectinata E. C. Twisselmann 1955-4-6 1803 San Luis Obispo Recruit Canyon, southeastern San Luis Obispo County, Temblor Range and Western San Joaquin Valley. 808 Comment
  UC1224774  Mentzelia pectinata R. F. Hoover 1952-4-8 8096 San Luis Obispo near McKittrick road; West base of Temblor Range Comment
  OBI12474  Mentzelia veatchiana Robert F. Hoover 1952-5-25 8232 San Luis Obispo Caliente mt. Along summit ridge Comment
  CAS-BOT-BC167658  Mentzelia veatchiana Eben McMillan 1952-5-5 104 San Luis Obispo Red Eagle Mine, 1 mi. E. 12 mi. S. Shandon Comment
  LA83735  Micranthes californica O. H. Kappler; 1951-3-30 San Luis Obispo Along Hiway 166. Above Cuyama River. Narrow place in canyon 548 Comment
  SEINET7042439  Micropus californicus A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  SEINET11810174  Microseris bigelovii S. B. Parish, Parish, W. F. 1881-1 955 San Luis Obispo no further locality Comment
  OBI56666  Microseris campestris David J. Keil, with Curtis Clark 1998-4-17 26776 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  OBI15618  Microseris douglasii Robert F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi NW of Creston Comment
  CAS-BOT-BC348992  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1935-3-25 2036 San Luis Obispo West side of Cottonwood Pass Comment
  OBI9456  Mimetanthe pilosa Robert F. Hoover 1969-7-3 11412 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI58846  Mimetanthe pilosa David J. Keil 1998-8-24 28009 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  JEPS35070  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1948-3-28 7435 San Luis Obispo Cambria Comment
  OBI9492  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9438 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  UC455549  Mimulus aurantiacus var. aurantiacus J. E. Roadhouse 1906-5-19 691 San Luis Obispo Poly Canyon San Luis Obispo Comment
  UCSB14960  Mimulus aurantiacus var. aurantiacus Breedlove, Dennis 1962-4-6 San Luis Obispo 3.7 miles north of Arroyo de la Cruz on California State Highway 1 9 Comment
  JEPS35074  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1959-5-9 8494 San Luis Obispo 6 mi w Paso Robles (on Adelaida road) Comment
  OBI30675  Mimulus floribundus David J. Keil 1981-5-19 14716 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI31523  Mimulus guttatus Joy Nishida 1982-6-24 479 San Luis Obispo American Cyn 1.9 mi S of campground 482 Comment
  OBI79613  Mimulus guttatus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31615 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI9442  Mimulus guttatus D. E. Montague 1958-5-23 s.n. San Luis Obispo Reservoir Cyn, 3 mis NE San Luis Obispo. On hill Comment
  SBBG104913  Mimulus guttatus M. D. Proctor, E. A. Young 1993-3-21 ROB 308 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC388811  Minuartia douglasii Clare B. Hardham 1958-4-3 2994 San Luis Obispo Santa Lucia Mountains. Intersection Oak Flat Road & North Road to Adelaida Comment
  OBI77897  Minuartia douglasii G. F. Hrusa 1998-4-27 14291 San Luis Obispo Lower Goat Springs Cyn, approx 2 mi W of Soda Lake rd. Quad Caliente Mtn 950 Comment
  UCD98269  Minuartia douglasii G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6592 San Luis Obispo San Luis Obispo County: Irish Hills; Profumo Cyn. Rd., 2.8 miles W of Los Osos Valley Road (SW of San Luis Obispo.) 91 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
  CAS-BOT-BC384018  Mirabilis jalapa Ernest C. Twisselmann 1960-8-22 5995 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  UC11285094  Mirabilis laevis var. crassifolia R. F. Hoover 1949-5-1 7644 San Luis Obispo summit of Cottonwood Pass Comment
  OBI79586  Monardella breweri David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31595 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  SEINET10961478  Monardella crispa A. Graff 1993-7-8 Graff 152 San Luis Obispo Big Coreopsis Hill, south-facing slope. T32S,R12E. Need permission from Nature Conservancy to collect. Locally abundant, with Camissionia cheiranthifolia, Coreopsis gigantea, Carpobrotus chilensis, Abronia latifolia, A. umbellata, etc. Bombus sp. Comment
  SDSU7205  Monardella nana D. F Howe 1963-7-1 3637 San Luis Obispo 11.9 miles east of Cayucos, San Luis Obispo Co. 427 Comment
  OBI58161  Monardella palmeri David J. Keil 1998-6-23 27856 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
  CAS-BOT-BC220375  Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo Rinconada Mine, betw. Santa Margarita and Pozo Comment
  CAS-BOT-BC220190  Monardella sinuata subsp. sinuata Ernest C. Twisselmann 1955-10-1 2428 San Luis Obispo Sand dunes at the south end of Morro Bay 4 Comment
  SD56719  Monardella sinuata subsp. sinuata Darley F. Howe 1963-6-30 3568 San Luis Obispo South of Morro Bay. 121 Comment
  CAS-BOT-BC220270  Monardella undulata David D. Keck 1933-5-5 2211 San Luis Obispo Oceano, southwestern San Luis Obispo County Comment
  OBI13636  Monardella undulata C. B. Wolf 1941-10-1 11160 San Luis Obispo Approx 2.5 mi (airline) E Oso Flaco Lake or between Calif hwy #I & S.P.R.R. 30 Comment
  CAS-BOT-BC220295  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  OBI13638  Monardella undulata subsp. crispa Robert F. Hoover 1967-9-15 10868 San Luis Obispo dunes S of Oso Flaco Lake 500 Comment
  SBBG25641  Monardella undulata subsp. crispa M. A. Piehl 1962-5-23 62305 San Luis Obispo near NW side of Oso Flaco Lake 6 Comment
  SD40065  Monardella undulata subsp. undulata Edith A. Purer 1933-7-20 5098 San Luis Obispo Northwest of Guadalupe. Comment
  RSA140005  Monardella villosa Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  UCD147273  Monolepis nuttalliana Michael Gordon; M. Gogol-Prokurat, MJ Colletti 2010-4-8 CARR 1024 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  OBI17182  Monolepis nuttalliana Robert F. Hoover 1952-4-8 8088 San Luis Obispo W base of Temblor Range near McKittrick rd Comment
  UC455249  Monolepis nuttalliana I. J. Condit 1910-3-31 San Luis Obispo Carrisa Plains e. San Luis Obispo Co., Carrisa Plains Comment
  CAS-BOT-BC327709  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo N end of Elkhorn Plain Comment
  CAS-BOT-BC349533  Monolopia lanceolata E. McMillan 1952-3-15 11 San Luis Obispo Choice Valley 2 mi. S and 9 mi. E of Shandon Comment
  JEPS22863  Monolopia lanceolata A. Lewis 1932-3-12 45 San Luis Obispo San Miguel San Miguel Quad. 243 Comment
  JEPS85888  Monolopia lanceolata Roy E. Buck and Dean Wm. Taylor 1989-3-22 1113 San Luis Obispo 18 air km wnw McKittrick (above hairpin turn on CA Hwy 58 in upper Temblor Creek drainage, ca 2.3 air km w of 2200 ft elev on Temblor Creek); Temblor Range, Temblor Creek 865 Comment
  OBI18710  Monolopia lanceolata Robert F. Hoover 1966-3-30 9748 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI64932  Monolopia lanceolata Greg Wilvert 2005-3-24 23 San Luis Obispo SE Half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  SBBG110384  Monolopia lanceolata C. B. Hardham 1960-4-29 5557 San Luis Obispo Peachy Cyn Comment
  POM363552  Monolopia lanceolata Paul C. Silva 1947-3-30 1217 San Luis Obispo 4 miles east of Cuyama P. O., Cuyama Valley. Comment
  RSA289449  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1974-4-20 75 San Luis Obispo Temblor Range; 0.5 km (0.3 mi) southwest of border of Kern County on Highway 58 (McKittrick-Santa Margarita Road) Comment
  UC1484358  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1976-4-25 225 San Luis Obispo 5.3 km (1.2 mi) e Bee Rock junction (on Paso Robles-Lockwood road (G14), 5.3 km (3.3 mi) w of road to Bradley (G19)) 260 Comment
  UC524035  Monolopia lanceolata Ira L. Wiggins 1932-3-21 5822 San Luis Obispo ridge on ne Carisa Plain (on road to Better Water Valley); ridge on ne edge of Carisa Plain Comment
  UCR122491  Monolopia stricta George K. Helmkamp, E. A. Helmkamp 2001-5-2 6639 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  CAS-BOT-BC349681  Monolopia stricta Ernest C. Twisselmann 1955-3-22 1744 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carrisa Plains [Carrizo Plain] 585 Comment
  OBI57013  Monolopia stricta Fred Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain; at S end of Soda Lake on E side 610 Comment
  OBI47421  Montia fontana David J. Keil 1981-4-9 14289 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  UC1583674  Montia fontana David Keil 1986-3-22 19101 San Luis Obispo 2.7 mi se of junction with Shell Creek Road (along Highway 58) 487 Comment
  OBI37713  Morella californica David J. Keil 1980-3-1 13699 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  JEPS13587  Mucronea californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road 5.7 mi e Santa Margarita (s-facing slope) 365 Comment
  SEINET11929233  Mucronea californica E. A. Purer 1933-1 5088 San Luis Obispo five mi northwest of Guadalupe Comment
  RSA585703  Mucronea perfoliata F. L. Johnson, E. A. Young 1993-5-24 ROB- 552 San Luis Obispo Sulphur Spring Rd. in middle of Area R; Topography: ravine; Comment
  OBI22037  Muhlenbergia utilis Robert F. Hoover 1947-1-26 6602 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC508569  Muilla maritima Ernest C. Twisselmann 1969-4-9 15102 San Luis Obispo North side of Shell Creek, La Panza Range 480 Comment
  CAS-BOT-BC508575  Muilla maritima Alice Eastwood; John Thomas Howell 1937-4-29 4128 San Luis Obispo Carrizo Plain near Painted Rock Comment
  OBI59677  Myoporum laetum Larry Kelly, David J. Keil, V. L. Holland, and LynnDee Oyler 1990-4-12 388 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  OBI61019  Myosurus minimus George Butterworth 1998-3-30 223 San Luis Obispo Carrizo Plain Natural Area. 200 yds N of Soda Lake Rd, 1/4 mi NE of Yellow Gate Rd 587 Comment
  OBI79370  Myriopteris covillei David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31654 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. 430 Comment
  OBI43484  Najas guadalupensis Eric Wise 1981-7-10 905 San Luis Obispo Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI43479  Najas marina Eric Wise 1983-8-23 1746 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus Comment
  CAS-BOT-BC259857  Nassella cernua Clare B. Hardham 1961-4-16 6874 San Luis Obispo Santa Lucia Mountains. Oak Flat, 4 miles W of Paso Robles Comment
  UCD88066  Nassella cernua P. Schiffman 1995-5-29 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, hillside behind old Traveler's Ranch cinderblock house near the 'spadefoot pond'. Comment
  CAS-BOT-BC259997  Nassella lepida Clare B. Hardham 1957-5-12 2051 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  RSA718824  Nassella lepida Michael Honer 2002-4-27 1620 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  CAS-BOT-BC260018  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Lime Mountain, Adelaida Comment
  CAS-BOT-BC260020  Nassella lepida Clare B. Hardham 1958-5-28 3411 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, W of Paso Robles Comment
  SBBG118213  Nassella pulchra E. Painter, M. Wetherwax, K. Downing 2002-10-1 SLO 253 San Luis Obispo Chumash Pk, above Sherriff's Training Station; Camp San Luis Obispo; LCTA plot 315 170 Comment
  UC1133213  Nassella pulchra A. E. Wieslander 1932-3-28 264 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  CDA21059  Nasturtium gambelii Austin Griffiths, M. D. Knudsen, K. G. Jones, & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Pismo Dunes; at SW corner of causeway, Oso Flaco Lake. 4 Comment
  SBBG14674  Nasturtium gambelii E. R. Blakley 1962-5-23 5132 San Luis Obispo near outlet at W end of Oso Flaco Lake [putative hybrid w/ N. officinale] Comment
  UCR237937  Nasturtium gambelii Mark A. Elvin, Ronnie Glick, Ben Wagner, Erin Shapiro 2010-7-29 6451 San Luis Obispo Central Coast, Oso Flaco Lake, Guadalupe Dunes, west side of lake, 5 meters south of causeway 3 Comment
  OBI80979  Nasturtium officinale Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2015-4-24 2 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of teh Arroyo Grande Creek. 14 Comment
  UCD115378  Nasturtium officinale Malcolm A. Nobs; S. Galen Smith 1949-6-23 851 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  UCR237941  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6471 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  RSA0048216  Nasturtium officinale A. L. Haines 1951-4-29 5132 San Luis Obispo Osa Flaca Lake. Comment
  JEPS123316  Navarretia David Gowen with Leigh Johnson 2010-5-10 1103 San Luis Obispo West of the summit of Cottonwood Pass on Hwy 41. Comment
  OBI80078  Navarretia atractyloides David J. Keil 2000-5-27 28766 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
  OBI53063  Navarretia atractyloides David J. Keil 1995-5-23 25204 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  SEINET190451  Navarretia atractyloides Herbert L. Mason 1941-7-1 12468 San Luis Obispo North end of Nipomo county 76 Comment
  RSA642467  Navarretia jaredii Stan C. Spencer 1993-5-17 3517 -21 San Luis Obispo From Creston N ca 2 miles (0.6 m N of Hwy 14) on Creston Rd., E of Rd 5 m. Comment
  UCD163515  Navarretia mitracarpa CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  SBBG117884  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  OBI72972  Navarretia squarrosa D. R. Miller 2010-7-4 710 .935 San Luis Obispo 1 mi (+/-) from hwy 1 on rd into San Carpoforo Crk 98 Comment
  SEINET10873449  Nemacladus ramosissimus Hoover 1947-3-26 HOOVER 6764 San Luis Obispo Oak Park district, in burnt-over area Comment
  SEINET10972563  Nemacladus ramosissimus Hoover 1952-5-11 HOOVER 8174 San Luis Obispo West slope of La Panza Range, on slopes swept by fire last summer Comment
  SEINET10840511  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-23 Bacigalupi 5184 San Luis Obispo Gravelly bottom of the East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles south of Geneseo School 323 Comment
  CAS-BOT-BC411015  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of Eat Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School, 3 miles N of Creston 304 Comment
  OBI20974  Nemacladus secundiflorus var. secundiflorus Robert F. Hoover 1969-6-3 11354 San Luis Obispo Moreno Cyn 3 mi E of Santa Margarita Comment
  UCSB30547  Nemophila menziesii Smith, D. 1966-4-9 San Luis Obispo 10 miles S of Shandon Comment
  OBI82495  Nemophila pedunculata David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33528 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  OBI69514  Nicotiana quadrivalvis David J. Keil, with V. L. Holland 2008-6-12 30547 a 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
  UCR159993  Nicotiana quadrivalvis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9666 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 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
  OBI72809  Nuttallanthus texanus Michael Walgren 2010-4-15 121 San Luis Obispo Morro Bay State Park, at the E terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. The parcel is known as "Powell III" Near Pismo Ave, near a stand of Quercus agrifolia Comment
  UC76080  Nuttallanthus texanus F. E. Roadhouse 1905-4 175 San Luis Obispo San Luis Obispo Comment
  RSA77092  Oemleria cerasiformis F. W. Peirson 1925-3-25 5672 San Luis Obispo Morro Creek 366 Comment
  SBBG44304  Oemleria cerasiformis R. N. Philbrick, D. E. Emery 1972-2-15 San Luis Obispo half-way up N-facing slope, Arroyo de la Cruz, 0.25 mi E of Hwy 1, Hearst Ranch Comment
  SBBG107296  Oenanthe sarmentosa C. B. Hardham 1959-5-21 4592 San Luis Obispo Arroyo de la Cruz Comment
  RSA43071  Oenothera californica subsp. californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 miles east of Creston on La Panza Road Comment
  UCSB19024  Oenothera laciniata Semler, D. 1965-5-7 San Luis Obispo San Margarita Creek; 7 miles N of San Luis Obispo; on U.S. Highway 101 Comment
  CDA14301  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 c San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  OBI59335  Ononis alopecuroides John Fox 2001-5-30 s.n. San Luis Obispo Suey Creek Area Comment
  RSA586400  Orthocarpus densiflorus var. gracilis M. D. Proctor, E. A. Young 1993-3-18 ROB- 229 San Luis Obispo 1 km S of Boyscout Rd. Comment
  VVC3354  Orthocarpus purpurascens Tim Thomas 1973-4-18 1 San Luis Obispo Inner South Coast Range, Beam Flat, southern Elkhorn Plains. 732 Comment
  OBI11861  Oxalis corniculata Robert F. Hoover 1964-4-14 8702 San Luis Obispo San Luis Obispo Comment
  OBI39987  Oxalis incarnata Rhonda Riggins 1986-4-16 1546 San Luis Obispo Poly Cyn, near bridge to Botanic Garden Comment
  SBBG55783  Oxalis pes-caprae M. J. Edsall 1980-3-4 2 San Luis Obispo near railroad tracks, 1600 block of Fairview Avenue 76 Comment
  OBI81087  Oxalis pilosa David J. Keil 1985-6-19 18892 San Luis Obispo Along dirt road west from Clark Valley Rd. ca. 300-400 m South of Blue Heron View Way. Comment
  SD25201  Packera breweri Frank F. Gander 1939-5-15 7540 San Luis Obispo Paso Robles Comment
  UC1126125  Paeonia californica C. M. Belshaw 1936-3-19 1657 San Luis Obispo 0.2 mi se Musick (Plot 14); Nipomo Quadrangle 274 Comment
  CAS-BOT-BC121273  Paeonia californica John Thomas Howell 1931-3-22 5945 San Luis Obispo At summit of Cuesta Pass Comment
  CAS-BOT-BC121286  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, Eldorado School. Comment
  OBI70005  Paeonia californica John Beall 1980-4-6 1 San Luis Obispo Park Hill Rd burn area. 10 mi up hwy 58 park Hill Rd on chaparral burn area just W of the Flemming Ranch Comment
  OBI2352  Panicum capillare Larry E. Brown 1971-7-2 2055 San Luis Obispo Along State Rte 166 at jctn with US 101 just N of the Santa Maria River Comment
  OBI79785  Parietaria hespera David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31561 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  CAS-BOT-BC7067  Parietaria hespera var. californica Ira Judson Condit 1910-4-30 s.n. San Luis Obispo Oceano. Comment
  OBI77951  Parietaria hespera var. californica David J. Keil, Lynne Dee Oyler April1990 s.n. San Luis Obispo Dalidio Property, 0.4 mi S of Harmony. W of hwy 1 Comment
  CAS-BOT-BC413398  Parietaria hespera var. hespera R. F. Hoover 1946-6-16 6173 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  SBBG17459  Parietaria hespera var. hespera C. B. Hardham 1960-4-4 5305 San Luis Obispo Cantinas Crk 243 Comment
  CDA32598  Paspalum distichum David J. Keil 1996-5-24 25873 San Luis Obispo Laguna Lake Park 0 Comment
  OBI43331  Paspalum distichum Eric Wise 1981-9-29 1218 San Luis Obispo Wittenberg Crk, Lopez lake Comment
  OBI59118  Paspalum distichum David J. Keil 1998-8-19 27957 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  CAS-BOT-BC94558  Pectocarya penicillata R. C. Wenk 2007-4-6 582 San Luis Obispo Carrizo Plain National Monument. Along dirt road, near southern entrance gate to Washburn Administration Site 609 Comment
  OBI54173  Pectocarya penicillata David J. Keil, Kathleen Keil 1995-4-15 24858 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  UCR42827  Pectocarya pusilla David J. Keil 1985-4-27 18722 San Luis Obispo Central Coast, 12.6 mi. from Calif. Hwy 1 (Rte 1) on San Simeon Creek Road, between Pine Mountain and Rocky Butte 869 Comment
  OBI79107  Pelargonium X hortorum David J. Keil 2011-11-12 31191 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI80511  Pelargonium inquinans Tyler Lutz 2013-3-2 12 San Luis Obispo Fairview St. near Breck St. along railroad tracks. 77 Comment
  CAS-BOT-BC69232  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo Comment
  SBBG104757  Pellaea andromedifolia F. L. Johnson, E. A. Young 1993-5-24 ROB 580 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1861817  Pellaea andromedifolia var. pubescens Ruth Kirkpatrick 2003-7-7 1166 San Luis Obispo Bishop Peak 320 Comment
  OBI78398  Penstemon centranthifolius W. D. Hill 1950-3-20 s.n. San Luis Obispo American Cyn Comment
  SBBG34941  Penstemon centranthifolius Mrs. R. W. Summers 1882-6-1 San Luis Obispo Santa Margarita hills Comment
  OBI79240  Penstemon heterophyllus David J. Keil 2012-4-23 31305 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  UC565586  Penstemon heterophyllus H. L. Mason 1929-10-12 5482 San Luis Obispo four and three-tenths mi w Atascadero; Atascadero Creek, w of Atascadero Comment
  NY601711  Penstemon heterophyllus var. heterophyllus D. D. Keck 1934-4-26 2824 San Luis Obispo 4.1 miles west of La Panza Comment
  JEPS99114  Pentachaeta alsinoides Clare B. Hardham 1960-5-17 5747 San Luis Obispo Tierra Redonda, E side Santa Lucia Moumntains Comment
  OBI56833  Pentachaeta alsinoides David J. Keil 1998-4-20 26851 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI80561  Pentagramma triangularis Dennis Webb 2013-2-13 5 San Luis Obispo Creston, 7887 Rocky Terrace Way, On the southern portion of the Pomeroy property. 424 Comment
  SBBG104298  Pentagramma triangularis subsp. triangularis M. D. Proctor, E. A. Young 1993-3-19 ROB 250 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  UC580798  Pentagramma triangularis subsp. triangularis V. Stackhouse 1937-12-15 89 San Luis Obispo 3 mi w-nw Nacimiento Ranch; Bradley Quadrangle 350 Comment
  UCSB31771  Pentagramma triangularis subsp. triangularis Simmons, Karen 1979-1-20 San Luis Obispo 0.7 miles West along dirt road; 5.2 miles Northwest of San Luis Obispo Creek along See Canyon Rd. 243 Comment
  UC174093  Perideridia oregana E. Palmer, M. D. June 1876 156 San Luis Obispo n San Luis Obispo; Coast Range Comment
  OBI22970  Perideridia pringlei Robert J. Rodin 1963-5-20 7001 San Luis Obispo Cal Poly Botanical Garden, Poly Cyn, San luis Obispo Comment
  OBI19316  Peritoma arborea var. globosa Robert F. Hoover 1967-3-22 10260 San Luis Obispo Temblor Range E of Soda lake, in second large canyon n from Crocker Grade Comment
  OBI3608  Persea americana Mary Kidd 1971-8-21 200 San Luis Obispo Calif State Polytechnic College. At side of Crandall gym Comment
  SBBG86210  Persicaria amphibia C. F. Smith 1960-6-9 6176 San Luis Obispo Laguna Lake, SW of San Luis Obispo Comment
  OBI73563  Persicaria lapathifolia David J. Keil 2010-10-21 30935 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  UC26181  Petunia parviflora Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI37279  Petunia parviflora Eric Wise 1981-9-17 1122 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI54907  Petunia parviflora David J. Keil 1996-9-13 26021 San Luis Obispo Salinas River at Highway 58 bridge. Comment
  OBI55197  Phacelia brachyloba Greg Frugoli 1997-4-29 72 San Luis Obispo In drainage 0.5 mi S of Queen Bee cmpgrd, La Panza Range, Los Padres NF (hwy 58 burn area) 701 Comment
  OBI66255  Phacelia brachyloba David J. Keil 1997-4-18 26191 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI74466  Phacelia cicutaria var. hispida David J. Keil 2010-6-5 30853 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  SEINET6175661  Phacelia ciliata Ellen Dean, T. Starbuck; M. Starbuck 2008-3-25 4625 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. Meadow with clay openings.; 0 583 Comment
  UCR26113  Phacelia ciliata R. E. Steele 1977-1-30 6 San Luis Obispo Cuyama Valley along W side of Soda Lake Rd 11 mi north of Rt. 166 693 Comment
  RSA354853  Phacelia ciliata C. F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Road to Carrizo Plain, about three miles off Highway 33 (formerly Highway 399). Comment
  UCR159226  Phacelia distans George K. Helmkamp, E. A. Helmkamp 2005-4-22 9382 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  UCR266655  Phacelia distans David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, Kevin Downing, Charis Bratt, Lynne D. Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  SBBG46572  Phacelia douglasii L. W. Edge 1973-3-30 262 San Luis Obispo St Hwy 1, Callender Comment
  UC338228  Phacelia douglasii unknown 1887-1 San Luis Obispo Comment
  OBI64123  Phacelia douglasii David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29320 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  UC564102  Phacelia douglasii Roxana S. Ferris 1935-3-30 9136 San Luis Obispo head of valley near Kern County line; Cuyama Valley Comment
  OBI32141  Phacelia egena David J. Keil 1981-6-20 14915 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI19536  Phacelia fremontii B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo San Juan Crk Comment
  OBI77784  Phacelia grisea G. F. Hrusa 1995-5-2 12220 San Luis Obispo Black Butte Research Natural Area. At W end of ridge imed WNW of and leading to Peak 2 600 Comment
  SBBG14908  Phacelia grisea C. B. Hardham 1960-6-3 5996 San Luis Obispo Cuesta near Radio Stn KVEC TV Comment
  OBI83489  Phacelia imbricata Sarah Haluschak, Carter Terranova, Claire Dosen 2017-2-11 2 San Luis Obispo Cal Poly Campus, top of the "P" ridge. 343 Comment
  JEPS27037  Phacelia loasifolia Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7416 San Luis Obispo North-eastern flank of Cypress Mountain. Comment
  OBI39684  Phacelia malvifolia var. loasifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16004 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  OBI13747  Phacelia nemoralis Robert F. Hoover 1948-5-22 7531 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UCR160146  Phacelia ramosissima var. ramosissima George K. Helmkamp, E. A. Helmkamp 2005-6-9 9573 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  OBI13734  Phacelia tanacetifolia Robert F. Hoover 1947-3-30 6841 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI48668  Phacelia tanacetifolia Unknown May1882 s.n. San Luis Obispo San Luis Obispo Comment
  SEINET11115565  Phacelia tanacetifolia Unknown 2010-3-23 7838 San Luis Obispo Flora of California, USA. San Luis Obispo Co., [County] California: Along County Road G14 just above the Nacimiento Dam or ca. one mile south of its junction with road G19. Elev. 414 m Habitat: Steep roadside bank. 414 Comment
  UCD83069  Phacelia vallis-mortae CNPS SSN-SJV Foothill Team 2008-4-30 94 San Luis Obispo San Luis Obispo County; Carrizo Plains. 786 Comment
  UC337585  Phalaris angusta unknown San Luis Obispo Comment
  OBI51348  Phalaris aquatica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .5 San Luis Obispo N central section of San Simeon State park Comment
  UCD88188  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo San Luis Obispo County: Oso Flaco Road, 3 miles E of Oso Flaco Lake. 12 Comment
  CAS-BOT-BC265805  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo Hills at the summit of Palo Prieta Canyon, the Temblor Range and the Western San Joaquin Valley 678 Comment
  OBI29393  Phalaris brachystachys David J. Keil 2001-5-3 29393 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32831 deg. N x 120.75553 deg. W 55 Comment
  CDA2286  Phalaris brachystachys C. C. Wilson 1935-4-19 San Luis Obispo Torrie Ranch, Moro Bay. 0 Comment
  CAS-BOT-BC258992  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  OBI81069  Phalaris californica Michael Walgren 2007-6-19 455 San Luis Obispo San Carpoforo Creek west of the bridge of Highway One 3 Comment
  POM347047  Phalaris minor Lyman Benson 1930-4-17 2076 San Luis Obispo Stanford University. Corte Madera Creek. 122 Comment
Read comments
Sep 23 2013
  CAS-BOT-BC219569  Pholisma arenarium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Moro [Morro] Bay Comment
  RSA240626  Pholisma arenarium C. W. Tilforth, John Dourley 1973-6-14 864 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  OBI19840  Pholistoma auritum var. auritum Walter F. Chesebro 1979-3-10 128 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  OBI7626  Pholistoma auritum var. auritum Christian Smith 1974-5-10 s.n. San Luis Obispo Reservoir Cyn Comment
  SBBG118554  Pholistoma auritum var. auritum E. Painter, M. Wetherwax with J. Olson 2002-3-26 SLO 217 b San Luis Obispo NW slope of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  RSA8279  Pholistoma membranaceum I. L. Wiggins 1932-3-21 5798 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UC1583740  Phoradendron densum David Keil with Rhonda Riggins, Richard A. Pimental, and D. R. Doc Miller 1985-4-27 18671 San Luis Obispo n. Rocky Butte lookout (18.4 mi. from CA Rte. 1 along San Simeon Creek Rd.) 731 Comment
  RSA573673  Phoradendron macrophyllum Vanessa Ashworth, Nigel Boyle 1994-10-16 71 San Luis Obispo On W side of Vine Street just N of junction with 13th St, in center of Paso Robles. Comment
  OBI69783  Phoradendron serotinum subsp. tomentosum D. R. Miller 1993-11-18 1193 -58 San Luis Obispo Pine Mt region. In Almaden flats near Horse draw 900 Comment
  UC2027072  Phoradendron villosum Greg Wilvert 2005-5-15 424 San Luis Obispo Southeast Half of the Caliente Range: 2 km WSW of Semper Spring Comment
  RSA648340  Phoradendron villosum David B. Dunn, Shogo Yamaguchi 1947-12-31 3599 San Luis Obispo 30 miles N of Paso Robles along Hwy 101. Comment
  RSA174004  Phyllospadix scouleri Robert F. Thorne, Percy C. Everett 1962-10-4 31431 San Luis Obispo Ca. 3 miles S of Piedras Blancas. Comment
  SBBG109676  Physocarpus capitatus C. B. Hardham 1956-5-30 782 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  UCSC000405  Pickeringia montana T. M. Hendrix 1937-6-8 206 San Luis Obispo 2 miles W.N.W. of Hi Mt. Pozo 762 Comment
  OBI27723  Pinus attenuata Robert J. Rodin 1962-12-17 6996 San Luis Obispo 4 mi E of summit of Cuesta Grade on hwy 101 Comment
  POM119744  Pinus coulteri Marcus E. Jones 1926-5-11 1882 San Luis Obispo San Luis Obispo. Comment
  OBI4934  Pinus coulteri Ed Zimmerman 1962-2-4 30 San Luis Obispo Cal Poly. Bradley park. Cult and native Comment
  OBI64730  Pinus coulteri D. R. Miller 1995-5-17 595 -581 San Luis Obispo Pine Mt Region. Near Hearst gate area; Pico crk drainage 902 Comment
  UCSB29441  Pinus coulteri Havlik, Neil 1969-9-30 San Luis Obispo Pine Ridge, about 20 miles southeast of San Luis Obispo 914 Comment
  OBI83467  Pinus halepensis Alberto Cordero, Molly Mort, Ben Christensen, Sam Osburn, Alison Clark 2017-1-21 1 San Luis Obispo Ontario Ridge Trail, Avila Beach. 100 meters up the Avila Ridge trail from the gate. Growing on the right hand side facing the freeway. 84 Comment
  OBI22739  Pinus muricata Robert F. Hoover 1967-2-18 10226 San Luis Obispo Diablo Cyn, San Luis Range Comment
  CAS-BOT-BC72932  Pinus muricata W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mts. Comment
  CAS-BOT-BC80007  Pinus radiata W. R. Dudley 1902-4-4 s.n. San Luis Obispo Near Cambria Comment
  SBBG104855  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 633 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  JEPS97130  Pinus sabiniana F. L. Johnson and E. A. Young 1993-5-26 ROB 633 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  OBI79065  Pinus torreyana David J. Keil 2011-11-5 31156 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  RSA332778  Piperia michaelii George Henry Grinnell 1930-5-29 s.n. San Luis Obispo San Luis Obispo Comment
  OBI66428  Plagiobothrys canescens David J. Keil, with Kathleen A. Keil 1997-3-29 26117 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  UC1285287  Plagiobothrys fulvus R. F. Hoover 1952-4-8 8072 San Luis Obispo 1 mi w Pozo Comment
  OBI37911  Plagiobothrys nothofulvus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18647 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
  UC55713  Plagiobothrys nothofulvus Mrs. R. W. Summers 1882-3-20 San Luis Obispo Comment
  OBI39507  Plagiobothrys nothofulvus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15989 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  OBI77779  Plagiobothrys nothofulvus David J. Keil 1998-4-7 26593 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  RSA67530  Plagiobothrys nothofulvus P. A. Munz 1951-4-13 16315 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  OBI20601  Plagiobothrys stipitatus var. micranthus Robert F. Hoover 1947-3-29 6790 San Luis Obispo Creston, 1 mi from, on Shandon Rd Comment
  UC195728  Plagiobothrys trachycarpus I. J. Condit 1912-4-25 San Luis Obispo California Polytechnic School Girl's tennis Court C. P. S. grounds Girl's tennis court (California Polytechnic Comment
  SBBG81864  Plantago arenaria D. Keil, E. Wise 1982-7-2 16251 San Luis Obispo Nipomo Mesa area along Pomeroy Rd, ca. 1 mi N of Willow Rd Comment
  OBI54028  Plantago elongata David J. Keil 1996-1 25813 San Luis Obispo Ca. 200 m from hwy 58 on Red Hill Rd 396 Comment
  OBI58463  Plantago elongata David J. Keil, with Curtis Clark 1998-4-17 26777 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  OBI33584  Plantago erecta Melissa Luckow, Jerry Rendon 1980-4-4 2 San Luis Obispo Poly Cyn, near arch to the cyn. About 30 ft above rd Comment
  OBI51810  Plantago erecta Gary Westbrook Mar-94 21 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  OBI71003  Plantago erecta G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Hwy 46 ROW approx 6 mi E of Paso Robles Comment
  SBBG34922  Plantago erecta Mrs. R. W. Summers 1882-3-23 San Luis Obispo San Luis Mtn Comment
  SBBG122331  Plantago lanceolata D. Keil, T. Teed, M. Uchida 2001-6-15 29586 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SD227867  Plantago lanceolata G. K. Helmkamp, E. A. Helmkamp 1999-5-22 4908 San Luis Obispo Los Osos: N of the corner of Buckskin and Martingale streets; roadside. 60 Comment
  OBI11637  Plantago major Robert F. Hoover 1966-9-16 10033 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI11644  Plantago ovata Robert F. Hoover 1967-3-28 10320 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  UCR147237  Platanus racemosa George K. Helmkamp, E. A. Helmkamp 2004-10-8 8845 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI66090  Platanus racemosa D. R. Miller 1997-3-10 397 -639 San Luis Obispo Pine Mt Region. First gate at ranch house, San Simeon drainage 488 Comment
  CAS-BOT-BC91992  Platystemon californicus Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  CAS-BOT-BC91996  Platystemon californicus Ernest C. Twisselmann 1967-4-27 12921 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  UC1751062  Platystemon californicus Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1103 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  OBI82446  Plecostachys serpyllifolia David J. Keil 2016-2-6 33451 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove 30 Comment
  UC416752  Plectritis brachystemon J. E. Roadhouse 377 San Luis Obispo near San Luis Obispo Comment
  JEPS31215  Plectritis ciliosa subsp. insignis Ernest C. Twisselmann 1962-4-7 6769 San Luis Obispo 1/2 mi sw of Grant's Lake (Temblor Range, Western San Joaquin Valley, Goldtree Hills); Temblor Range, Western San Joaquin Valley, Goldtree Hills 601 Comment
  UCR109656  Pluchea odorata R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  CAS-BOT-BC255557  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  OBI53849  Poa annua Arthur W. Hazebrook 1993-5-23 211 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  SEINET251718 Image available Poa bulbosa Unknown 2005-3-30 9247 San Luis Obispo Outer South Coast Ranges: Pozo Road, 0.9 mi E of Hi Mountain Road; N side of Garcia Mountains (Pozo Summit 7.5' Q.:). 460 Comment
  RSA0040440  Poa bulbosa subsp. vivipara LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6310 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
  SBBG112492  Poa howellii D. Keil 1986-4-13 19148 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance Comment
  SBBG11164  Poa howellii G. F. Hrusa, K. Phillips, A. Flinck 1995-5-2 12266 San Luis Obispo entrance to ridge leading E into Peak 2 595 Comment
  UCR28977  Poa secunda David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14474 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  UC188828  Poa secunda subsp. secunda J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts Comment
  OBI38061  Poa secunda subsp. secunda David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18166 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI72385  Polycarpon tetraphyllum Anthony Baniaga 2010-1-24 231 San Luis Obispo Shell Beach, Calif near 174 Seacliff Dr. On path to beach near draining pipe 15 Comment
  IRVC28951  Polygonum aviculare G. K. Helmkamp 2003-9-21 8166 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  CAS-BOT-BC414078  Polygonum aviculare subsp. aviculare R. F. Hoover 1965-9-29 9688 San Luis Obispo Atascadero Comment
  UC454274  Polygonum punctatum I. J. Condit 1910-6-7 San Luis Obispo n ranch (along stream); C.P.S. fields Comment
  UC1495283  Polypodium californicum Robert T. Clausen and Harold Trapido 1940-6-24 2734 San Luis Obispo 2 mi e Avila 60 Comment
  OBI43322  Polypogon interruptus Eric Wise 1981-9-29 1219 San Luis Obispo Lopez Cyn, Lopez Lake Comment
  OBI22172  Polypogon maritimus Robert F. Hoover 1950-6-2 7962 b San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  OBI43261  Polypogon monspeliensis Eric Wise 1981-9-29 1264 San Luis Obispo Oso Flaco Lake Comment
  UC1132900  Polypogon monspeliensis W. A. Peterson 1936-7-9 341 San Luis Obispo Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI29028  Polypogon monspeliensis Melissa Luckow 1981-6-25 712 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  RSA714642  Polypogon viridis Daisie Huang 2006-3-19 6031911 San Luis Obispo vacant lot at 101 and Santa Maria Rd. 101 Comment
  OBI64751  Polystichum imbricans D. R. Miller 1994-1-14 194 -61 San Luis Obispo Pine Mountain near Pine Mountain Gate 950 Comment
  UC1873038  Potamogeton nodosus David Keil with Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  SD245192  Potamogeton nodosus David Keil 2000-5-25 28742 San Luis Obispo Santa Maargarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Artificial pond. Comment
  CAS-BOT-BC454047  Potamogeton pusillus subsp. pusillus Ernest C. Twisselmann 1969-10-29 16322 San Luis Obispo Temblor Range and the Western San Joaquin Valley. O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon 655 Comment
  POM280711  Potentilla anserina subsp. pacifica Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  UCSB24058  Potentilla anserina subsp. pacifica Tucker, B. 1965-04 San Luis Obispo Around the mouth of the Oso Flaco Lake stream into the sea, 4 mi. south of Oceano, on Pismo Beach. Comment
  UCR14865  Potentilla egedii var. grandis George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, 3-4 mi. north of San Simeon Comment
  OBI70843  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Vicinity of 35 deg. 40.01' N x 120 deg. 35.54'W. 259 Comment
  OBI30574  Prunella vulgaris Bernie Smith 1966-6-30 171 San Luis Obispo 22N-7e-34 Comment
Read comments
Dec 31 2017
  OBI31024  Prunus ilicifolia Julie M. Vanderweir 1979-4-13 133 San Luis Obispo Indian Knob Tar Sands Comment
  UC1128446  Prunus virginiana var. demissa F. H. Raymond 1930-9-5 115 San Luis Obispo Santa Rita Creek 274 Comment
  OBI50339  Pseudognaphalium biolettii Tawney Odegard 1985-7-20 60 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI16445  Pseudognaphalium biolettii Robert F. Hoover 1967-3-15 10249 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  OBI72493  Pseudognaphalium biolettii M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 54 San Luis Obispo Camp San Luis Obispo. Cerro Chumash, Training Area L. UTMs (NAD27) zone 10, 708136E, 3910118N 200 Comment
  OBI20215  Pseudognaphalium californicum Ann McBeth 1979-4-25 5 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI53514  Pseudognaphalium californicum David J. Keil 1992-5-2 107 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Stabilized dunes. Comment
  CAS-BOT-BC356847  Pseudognaphalium californicum Clare B. Hardham 1958-2-13 2810 San Luis Obispo Santa Lucia Mountains. 11.0 miles east of Cambria, Templeton road Comment
  CAS-BOT-BC356850  Pseudognaphalium californicum R. W. Summers 1887-8-29 275 San Luis Obispo Base of S. Luis Mt. Comment
  OBI77563  Pseudognaphalium stramineum Helen Jones 1982-8-7 89 San Luis Obispo Piedras Blancas Point 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
  OBI56403  Psilocarphus tenellus David J. Keil 1999-4-29 28297 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  UC454337  Psilocarphus tenellus I. J. Condit 1908-4-30 San Luis Obispo Diablo Canyon Comment
  UC75869  Psilocarphus tenellus Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI45304  Psilocarphus tenellus David J. Keil 1985-4-6 18540 San Luis Obispo N of San Simeon. 1.8 mi N of Arroyo de la Cruz and inland to ridge overlooking Arroyo de los chinos Comment
  OBI55635  Pterostegia drymarioides David J. Keil 1989-6-3 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-BC421308  Pterostegia drymarioides James L. Reveal; Clare B. Hardham 1988-5-26 6917 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain along Indian Creek south of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 472 Comment
  RSA43115  Quercus agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 miles NE of Pozo Comment
  OBI14308  Quercus agrifolia var. agrifolia Russell Gorman 1956-4-6 34 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment
  OBI31251  Quercus agrifolia var. agrifolia Joy Nishida 1982-10-2 526 San Luis Obispo American Cyn; 1.8 mi S of American Cyn campground 488 Comment
  OBI79015  Quercus berberidifolia David J. Keil 2013-8-22 31957 San Luis Obispo Morro Bay State Park. Chorro Hill 55 Comment
  OBI64453  Quercus berberidifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28697 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI65829  Quercus berberidifolia D. R. Miller 1994-3-31 394 -156 San Luis Obispo Pine Mt Region. Tobacco Creek drainage 732 Comment
  UC1276279  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo between Rocky Butte and Pine Mt. (above San Simeon) Comment
  OBI3342  Quercus chrysolepis Neil Havlik 1969-5-3 390 San Luis Obispo At the ridgetop of Coon Creek ridge, S of Coon crk 396 Comment
  OBI39341  Quercus chrysolepis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18728 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Creek Rd. between Pine mountain and Rocky Butte Comment
  CAS-BOT-BC85950  Quercus douglasii Ernest C. Twisselmann 1954-9-16 1575 San Luis Obispo Summit of Palo Prieta Canyon: 7 mile S of Cholame 579 Comment
  OBI35562  Quercus douglasii Bert Wilson 1984-11-1 s.n. San Luis Obispo La Panza Mts, next to Camatta Crk, 2 mi S of hwy 58 457 Comment
  UC455262  Quercus durata I. J. Condit 1908-9-26 San Luis Obispo Railroad Canyon Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI7675  Quercus durata var. durata Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58 near Pozo Comment
  SBBG41439  Quercus john-tuckeri D. Myrick 1971-4-6 2194 San Luis Obispo Peachy Cyn Rd, 4 mi W of Paso Robles Comment
  UCD166547  Quercus john-tuckeri Dylan O. Burge 2016-2-19 2048 San Luis Obispo San Luis Obispo County: Caliente Range, S of Caliente Mountain. 1200 Comment
  UC993251  Quercus john-tuckeri J. M. Tucker 1948-10-2 1886 San Luis Obispo ca 2 mi ne (airline) Caliente Mountain (ca 0.5 mi above headquarters of the Seaback Ranch, se San Luis Obispo County) Comment
  OBI14243  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi W of Templeton on raod to Cambria Comment
  OBI42970  Quercus kelloggii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18729 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine mtn and Rocky Butte. 869 Comment
  SBBG93998  Rafinesquia californica S. A. Junak 1990-4-26 4209 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  UC771693  Rafinesquia californica R. F. Hoover 1946-6-16 6159 San Luis Obispo e side La Panza Range Comment
  OBI31413  Ranunculus californicus Joy Nishida, Robert Allen 1982-4-10 284 San Luis Obispo American Cyn campground 536 Comment
  OBI75082  Ranunculus californicus Michael Walgren 2011-2-25 223 San Luis Obispo Irish Hills, Montana de Oro State park. New Property acquisition known as the "Andre" property about 1/3 of a mi SE of the jctn of See Canyon Rd with Perfumo Cyn rd 342 Comment
  OBI80479  Ranunculus californicus David J. Keil 2015-2-14 32604 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  UCR61755  Ranunculus californicus George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  CDA24310  Ranunculus californicus T. C. Fuller 1962-2-28 7717 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  SEINET3928265  Ranunculus californicus Hannah M. Fugle 2011-1-29 10 San Luis Obispo Dairy Creek, ca. 1.9 miles from Loma Vista Community School.; 0 91 Comment
  CAS-BOT-BC378573  Ranunculus californicus var. californicus G. K. Helmkamp 1997-3-8 1463 San Luis Obispo SE of Los Osos; Swift Ranch, starting ca. 2 mi S of Los Osos Vly. Rd. on Clark Vly. Rd. 000000000000000000000000 107 Comment
  SBBG113521  Ranunculus californicus var. cuneatus C. B. Hardham 1958-3-4 2855 San Luis Obispo near Pico Crk Comment
  UC608502  Ranunculus hebecarpus C. A. Graham 1938-4-13 324 San Luis Obispo 2 1/2 mi sw Bee Rock (sw of Bradley, canyon is a tributary of San Antonio River); Bradley Quadrangle, Bee Rock Canyon 350 Comment
  SEINET3929679  Ranunculus hebecarpus David Keil 1999-4-29 28301 San Luis Obispo Camp roberts, McMilan Airfield, area to N of existing runway on N side of Generals Rd.; 0 Comment
  UC455431  Rhamnus californica subsp. californica Elmer Awl May 1909 San Luis Obispo Cal Poly State Canyon Comment
  JEPS97634  Ribes californicum var. californicum Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1105 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  OBI14044  Ribes indecorum Robert F. Hoover 1947-1-6 6590 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  CAS-BOT-BC168967  Ribes malvaceum J. E. Roadhouse April 190_ 17 San Luis Obispo Prefumo Canyon Comment
  UC1294047  Ribes menziesii Clare B. Hardham 1959-3-14 4048 San Luis Obispo Arroyo de la Cruz Santa Lucia Mts. Comment
  CAS-BOT-BC212802  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettitt Canyon, San Luis Range Comment
  SBBG104401  Ribes quercetorum F. L. Johnson Proctor 1993-2-19 ROB 111 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC144466  Ribes sericeum R. F. Hoover 1947-3-16 6673 San Luis Obispo Coast just south of Monterey Co. line Comment
  OBI83474  Ribes speciosum Kristen Corey, Ava, Lexi, Gina 2017-1-22 3 San Luis Obispo Lopez Lake. Follow the trail out of the parking lot for over a half mile. Go up the trail until it's going uphill and reaches a small waterfall. Growing on a hill on the right side of the trail 155 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
  OBI6940  Ribes speciosum Keith McConnelly 1975-3-4 107 San Luis Obispo Cerro San Luis Obispo Peak; 1 mi W of SLO 256 Comment
  JEPS114127  Rigiopappus leptocladus A. Dilworth, J. Goldzman 1998-4-13 San Luis Obispo LCTA Plot 58, 0.3 miles along road running parallel to north end of McMillan Airstrip from Generals Road. Comment
  UCR175539  Rorippa Mark A. Elvin, J. Chesnut 2005-9-28 4585 San Luis Obispo Central Coastal, Oso Flaco Lake: just N of causeway near the parking lot 4 Comment
  OBI36930  Rorippa curvisiliqua Eric Wise 1983-10-25 1867 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  OBI79058  Rosa californica David J. Keil 2013-8-22 31913 San Luis Obispo Morro Bay State Park. 10 Comment
  OBI77014  Rosa californica Joy Nishida, Rick Frelinger & Dale Donaghe 1982-11-12 530 San Luis Obispo N end of American cyn campground in American Cyn Comment
  CAS-BOT-BC146684  Rosa gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo South Fork of Old Creek Comment
  CAS-BOT-BC156986  Rubus ursinus Clare B. Hardham 1958-2-13 2820 San Luis Obispo Cambria Comment
  CAS-BOT-BC157001  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5947 San Luis Obispo Cambria Comment
  CDA9294  Rubus ursinus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area in Los Padres National Forest, Cuesta Ridge East 670 Comment
  OBI35332  Rubus ursinus Melody Dickens 1981-3-30 61 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI47484  Rubus ursinus David J. Keil, Art Webster 1984-4-29 18200 San Luis Obispo Lopez Wilderness Area Comment
  UCR131352  Rubus ursinus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4904 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI20116  Rubus ursinus Gary Howard 1971-5-15 s.n. San Luis Obispo Found 1/2 way up the old Cuesta grade road on sunny hillside Comment
  OBI35450  Rumex acetosella Melody Dickens 1981-4-15 66 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI36784  Rumex conglomeratus Eric Wise 1981-6-15 582 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI51380  Rumex conglomeratus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .17 San Luis Obispo San Simeon State park. W section of park Comment
  UCR29929.1  Rumex conglomeratus David J. Keil 1981-6-20 14878 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
  CAS-BOT-BC433347  Rumex crispus Ernest C. Twisselmann 1954-6-16 1374 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch: Phelps Spring; Eastern San Luis Obispo County. 701 Comment
  CAS-BOT-BC433350  Rumex crispus Ernest C. Twisselmann 1956-6-13 2935 San Luis Obispo La Panza Range. Northeast spur of Black Mountain. 539 Comment
  OBI10828  Rumex crispus Robert F. Hoover 1969-7-19 11499 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI40166  Rumex crispus David J. Keil 1981-4-25 14587 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  UC1070525  Rumex salicifolius var. salicifolius W. A. Peterson 1937-5-10 827 San Luis Obispo Mouth of Martinez Canyon La Panza Quad. 487 Comment
  OBI5390  Salicornia pacifica Robert J. Rodin 1956-5-22 6064 San Luis Obispo Morro Bay State Park, near bay Comment
  UC1321232  Salicornia virginica R. F. Hoover 1965-9-22 9640 San Luis Obispo just s mouth of Chorro Creek (Morro Bay mud-flats); Morro Bay Comment
  POM186467  Salix Thomas Craig 1933-7-3 1884 San Luis Obispo 1 to 3 miles S of Pismo Beach. 9 Comment
  CAS-BOT-BC103251  Salix bonplandiana W. R. Dudley 1902-4-4 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC103260  Salix bonplandiana R. F. Hoover 1947-3-21 6704 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  UC1134874  Salix exigua B. Bolt 1936-4-24 688 San Luis Obispo 1 mile N. W. of Atascadero San Luis Obispo Quad. 243 Comment
  CAS-BOT-BC103935  Salix exigua Ernest C. Twisselmann 1954-3-23 914 San Luis Obispo Palo Prieta Canyon, 1 1/2 mile south of US466, (old Ortega Spring) 396 Comment
  OBI37113  Salix exigua Eric Wise 1983-9-22 1767 San Luis Obispo Salinas River X hwy 58 near Santa Margarita Comment
  OBI51175  Salix exigua Jan Barber 1993-7-3 32 San Luis Obispo San Simeon State Park. Streambed of San Simeon crk just W of park road bridge Comment
  UC1392663  Salix exigua R. F. Hoover 1968-4-16 11031 San Luis Obispo Cuyama R. bed at Chalk Mt. Comment
  OBI3947  Salix laevigata Elizabeth Rudd 1971-3-30 189 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  SBBG104405  Salix laevigata D. A. Young, F. L. Johnson 1992-6-17 ROB 56 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI36923  Salix lasiandra Eric Wise 1983-5-3 1705 San Luis Obispo Los Osos Valley Rd and Turri rd in drainage ditch Comment
  UCR40843  Salix lasiolepis E. A. Wise 1983-2-17 1639 San Luis Obispo 4 mi. east of Alamo Creek on a bank of the Cuyama River 86 Comment
  UCR97568  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 1997-3-8 1436 San Luis Obispo NE of Los Osos. 4.5 mi. north of Los Osos Valley Rd on Turri Rd. 30 Comment
  CAS-BOT-BC107237  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11697 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  RSA318974  Salix lasiolepis var. bigelovii T. Elias, Walter Wisura 1984-7-26 8579 San Luis Obispo N of Guadalupe and W of Hwy 1. Oso Flaco Lake. Comment
  CAS-BOT-BC124822  Salix lasiolepis var. lasiolepis Ira L. Wiggins 1929-4-13 3423 San Luis Obispo Along Salinas River 5 miles north of Paso Robles Comment
  SBBG1263  Salix sitchensis C. B. Hardham 1957-3-30 1576 San Luis Obispo Delaganna Crk, Cypress Mtn Comment
  CAS-BOT-BC126450  Salix sitchensis R. F. Hoover 1947-4-27 7109 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI9865  Salix sitchensis Robert F. Hoover 1947-3-16 6670 San Luis Obispo Coast just S of Monterey Co. line Comment
  UCR47640  Salsola damascena Don Pendleton 1986-1 s.n. San Luis Obispo Temblor Range, Crocker Springs Road, NW of Fellows Comment
  UCD99283  Salsola damascena H. A. Krug; M. J. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo San Luis Obispo County: summit of Recruit Grade Pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick. Comment
  CAS-BOT-BC180659  Salsola tragus Ernest C. Twisselmann 1954-7-18 1435 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit - Temblor Range and the Western San Joaquin Valley 594 Comment
  SBBG87535  Salsola vermiculata J. L. Johnson 1978-7-19 San Luis Obispo upper Browns Cyn, McKittrick area Comment
  POM202686  Salvia carduacea Marcus E. Jones 1934-4-4 s.n. San Luis Obispo Pismo Beach Comment
  RSA28569  Salvia carduacea E. K. Crum 1940-4-7 2101 San Luis Obispo Palo Prieto Canyon, 2.4 miles southeast of Cholame, north end of Temblor Range 427 Comment
  SBBG54384  Salvia carduacea S. La Bonde 1963-5-4 124 San Luis Obispo 1 mi SW of Seabeck Ranch 746 Comment
  OBI40086  Salvia columbariae David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18636 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
  UC1124733  Salvia columbariae N. K. Carlson 1936-3-26 231 San Luis Obispo 1.3 mi sw Black Butte; San Luis Obispo Quad. 381 Comment
  UCD67189  Salvia columbariae G. F. Hrusa 1995-5-2 12251 San Luis Obispo Black Butte Research Natural Area. Rocky opening at edge of Quercus agrifolia woodland at margin of unburned area; SE base of Peak 3. Uncommon in the RNA. 500 Comment
  OBI20265  Salvia mellifera Ann McBeth 1979-4-25 8 San Luis Obispo Indian Knob; 4 mi N of Pismo Beach Comment
  SBBG93589  Salvia mellifera S. A. Junak, T. J. Ayers 1989-4-12 3941 San Luis Obispo rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3, ca. 4.4 mi W of US Hwy 101 743 Comment
  UCR168254  Salvia mellifera Edith A. Purer 1933-7-20 5090 San Luis Obispo Central Coast, five miles NW of Guadalupe 46 Comment
  SFV3224  Salvia sonomensis M. A. Piehl 1963-4-20 6379 San Luis Obispo South Coast Ranges About 2.5 miles west of Cuesta Summit (Highway 101). 670 Comment
  UC1285267  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon; La Panza Range Comment
  UCD125648  Salvia sonomensis Robert F. Thorne; P. Everett 1963-4-20 31588 San Luis Obispo San Luis Obispo County: on Cuesta Ridge, around 3 miles northwest of Cuesta Pass. 609 Comment
  SBBG104888  Sambucus nigra subsp. caerulea F. L. Johnson 1993-6-23 ROB 691 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI60619  Sanicula arguta V. L. Holland & David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria ranch Comment
  SBBG104810  Sanicula bipinnata M. D. Proctor, E. A. Young 1993-3-17 ROB 171 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  HSC81386  Sanicula crassicaulis David J. Keil 1980-3-16 13710 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  OBI45412  Sanicula crassicaulis David J. Keil, Malcolm McLeod, and CNPS rare plant committee 1983-5-1 16969 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI47479  Sanicula crassicaulis David J. Keil, Art Webster 1984-4-29 18209 San Luis Obispo Lopez Wilderness Area Comment
  OBI5462  Sanicula crassicaulis Sharon Jochums 1974-4-3 96 San Luis Obispo W of hwy 1 N of Point San Simeon Comment
  SBBG118016  Sanicula crassicaulis M. Wetherwax, E. Painter, J. Olson 2000-3-21 SLO 53 San Luis Obispo Cerro Chumash, Training Area L; Camp San Luis Obispo 180 Comment
  UC73331  Sanicula crassicaulis J. E. Roadhouse 1905-4 26 San Luis Obispo San Luis Obispo Comment
  OBI55100  Sanicula crassicaulis L. Constance, Robert F. Hoover 1950-6-20 3350 San Luis Obispo Paso Robles crk, 6.7 mi W of Templeton on Cayucos rd 305 Comment
  UC920213  Sanicula hoffmannii L. Constance and R. F. Hoover 1950-6-21 3354 San Luis Obispo near forks of San Simeon Creek (Santa Lucia Range); Santa Lucia Range 76 Comment
  SBBG107531  Sanicula tuberosa C. B. Hardham 1958-2-25 2896 San Luis Obispo Tassajera Cyn, near Santa Margarita Comment
  OBI66654  Scandix pecten-veneris D. R. Miller 1994-4-19 494 -209 San Luis Obispo Pine Mt Region. Near crkway at the bottom of Cyn trl, Pico Crk drainage 786 Comment
  RSA0027692  Schismus arabicus Greg Wilvert 2005-3-21 22 San Luis Obispo Approx. 1/3 km W of the S end of Pipeline Rd., overlooking the Cuyama Valley. 768 Comment
  OBI76847  Schoenoplectus americanus George Butterworth 2012-9-22 878 San Luis Obispo Carrizo Plain Ecological Reserve American Unit. Eagle Field pond 701 Comment
  OBI35212  Schoenoplectus californicus Eric Wise 1982-6-25 1576 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  OBI42991  Schoenoplectus californicus Robert J. Rodin 1972-3-29 8609 San Luis Obispo Oso Flaco, S side of lagoon Comment
  OBI35199  Schoenoplectus californicus Eric Wise 1981-9-29 1268 San Luis Obispo Oso Flaco Lake, shore of destabilized sand Comment
  RSA175159  Schoenoplectus pungens Robert F. Thorne, Percy C. Everett 1962-10-3 31411 San Luis Obispo Near Oso Flaco Lake Comment
  OBI5581  Schoenoplectus pungens Sharon Jochums 1974-5-19 267 San Luis Obispo Just N of Point San Simeon Comment
  RSA18238  Schoenoplectus pungens Carl B. Wolf 1929-4-16 3612 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay 15 Comment
  UCR264479  Schoenoplectus pungens var. longispicatus Glenn M. Greenwald 2014-5-2 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  OBI43619  Schoenoplectus pungens var. longispicatus Eric Wise 1981-9-17 1152 San Luis Obispo Salinas River at Hwy 58 Comment
  OBI66870  Scirpus microcarpus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29602 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
  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
  RSA180183  Scirpus microcarpus Clare B. Hardham 1958-9-6 3592 San Luis Obispo Santa Rosa Creek, Cambria Comment
  UC463207  Scirpus pungens Roxana S. Ferris 1929-4-16 7652 San Luis Obispo n Moro (Toro Creek coast road) Comment
  OBI66518  Scribneria bolanderi David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26292 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
  CAS-BOT-BC243513  Scribneria bolanderi Alice Eastwood; John Thomas Howell 1936-5-8 2339 San Luis Obispo 7 miles east of La Panza Comment
  RSA425177  Scrophularia californica R. S. Woglum 1940-4-20 2630 San Luis Obispo Templeton. Comment
  UC1125699  Scrophularia californica H. A. Jensen 1930-7-6 25 San Luis Obispo mouth of San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI32340  Scrophularia californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15931 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  OBI42392  Scutellaria tuberosa David J. Keil 1986-4-8 19113 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI45672  Selaginella bigelovii David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  SBBG87226  Senecio blochmaniae C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes S of Oceano Comment
  UC111302  Senecio blochmaniae Alice Eastwood Jun 13 1906-Jul 3 1906 San Luis Obispo country adjacent Santa Maria (Casmalia sands); Casmalia Comment
  POM307602  Senecio breweri Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton Comment
  POM99047  Senecio breweri P. A. Munz 1926-4-8 10145 San Luis Obispo Paso Robles. Comment
  UCD135513  Senecio californicus Lewis S. Rose 1950-5-13 50129 San Luis Obispo San Luis Obispo County: Oso Flaco Lake region. Comment
  UCR122142  Senecio californicus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5454 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  SD197697  Senecio californicus var. californicus G. K. Helmkamp, E. A. Helmkamp 2000-3-15 5327 San Luis Obispo Central Coast: south end of Morro Bay at the west end of Howard Street in Los Osos. 6 Comment
  OBI63040  Senecio elegans E. A. Appel & D. R. Miller, D. R. Miller 2003-12-14 1203 .769 San Luis Obispo Between San Simeon point and Arroyo Laguna Comment
  OBI44967  Senecio minimus David J. Keil 1983-7-16 17401 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC240174  Setaria verticillata Ernest C. Twisselmann 1954-8-22 1523 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  OBI59116  Setaria verticillata David J. Keil 1998-9-4 28109 San Luis Obispo Shandon. Comment
  UC454915  Sidalcea diploscypha I. J. Condit 1911-6-14 San Luis Obispo Morro Comment
  JEPS97967 Image available Sidalcea hickmanii subsp. anomala K. Andreasen 1998-7-30 282 San Luis Obispo ca. 0.65 airmiles NE of La Trinidad Mine (Cuesta Ridge Botanical Area, along both sides of road); Santa Lucia Range Comment
  SBBG104851  Sidalcea malviflora subsp. laciniata M. D. Proctor, E. A. Young 1993-3-20 ROB 285 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1124978  Sidalcea malviflora subsp. laciniata H. C. Lee 1937-5-14 946 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quad., w of Dry Creek School Comment
  LA205949  Sidalcea malviflora subsp. laciniata Roxana S. Ferris; 1939-5-19 9748 San Luis Obispo 3 mi. E of Templeton near Templeton-Creston road Comment
  SEINET7042621  Sidalcea malviflora subsp. laciniata A. G. Vestal 1963-4-21 s.n. San Luis Obispo Ca 7 miles south of San Luis Obispo. Arroyo Grande NE quadrangle UTM Zone 10, 717946mE, 3897620mN. Comment
  SBBG118519  Silene gallica E. Painter 2001-4-18 CR 206 San Luis Obispo margins of tank trail, along sides of rd; Camp Roberts 265 Comment
  CAS-BOT-BC174935  Silene laciniata R. F. Hoover 1964-8-13 9209 San Luis Obispo San Bernardo Creek, north slope Comment
  CAS-BOT-BC174940  Silene laciniata Volney Rattan 1887-6-1 s.n. San Luis Obispo Mountains of San Luis Obispo County Comment
  CDA24111  Silene laciniata T. C. Fuller 1962-7-19 9239 San Luis Obispo Perfumo Canyon Road, 1.2 miles west of junction with Los Osos Valley Road, ca. 5 miles southwest of San Luis Obispo. 0 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
  OBI65807  Silene lemmonii D. R. Miller 1981-5-15 581 -32 San Luis Obispo Pine Mt Region. Along water trl on DRM property, Tobacco Crk drainage 732 Comment
  OBI81019  Silybum marianum Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2014-4-24 1 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of the Arroyo Grande Creek. Found on both flat ground and sloped areas, close to creek and further away. 14 Comment
  CAS-BOT-BC74978  Sinapis arvensis Ernest C. Twisselmann 1952-5-1 242 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  CDA3897  Sinapis arvensis T. C. Fuller 1962-3-1 7739 San Luis Obispo Highway 466, 2.3 miles west of Cholame. 0 Comment
  SBBG93460  Sisymbrium altissimum C. F. Smith 1957-4-21 5155 San Luis Obispo Hwy 399 (St Hwy 33), near turnoff to Maricopa on Hwy 166 Comment
  CAS-BOT-BC75450  Sisymbrium orientale Ernest C. Twisselmann 1955-6-14 2145 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Engelke Ranch, Gillis Canyon. 487 Comment
  CAS-BOT-BC75454  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI57214  Sisymbrium orientale David J. Keil 1998-6-10 27774 San Luis Obispo Black Mountain Rd., upper slopes of Black Mountain, 3.6 miles NW from junction with Navajo Rd. 969 Comment
  OBI21077  Sisyrinchium bellum Unknown 1963-4-11 93 San Luis Obispo Reservoir Cyn Comment
  PASA1256  Sisyrinchium bellum Margaret Stason 5/32 324 San Luis Obispo East of Arroyo Grande Comment
  RSA176297  Sisyrinchium bellum Robert F. Thorne, Percy C. Everett 1963-6-12 32272 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI23432  Solanum Brent Nolan 1971-4-29 s.n. San Luis Obispo Top of the ridge on Clark cyn rd Comment
  UCR161303  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 2005-3-9 9102 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI35733  Solanum douglasii Allison Berry 1984-4-10 73 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1; behind cement bunker in SE section of shooting facility Comment
  OBI62446  Solanum douglasii Bernard Miossi 1939-4-6 49 San Luis Obispo On the E facing slope of a cyn 3/4 mi n of San Luis Obispo, about 1/2 mi NW of San Luis Crk Comment
  POM319388  Solanum douglasii Patricia Wilder 1965-4-10 1847 San Luis Obispo 0.2 mi S on turn-off to Union Oil Co summit pump station at crossing of Nipomo Road and Los Berros Road near US 101. Pacific drainage. 122 Comment
  RSA122718  Solanum douglasii H. C. Lee 1936-2-24 417 San Luis Obispo 2 miles SE of Picacho. 152 Comment
  OBI78977  Solanum nigrum David J. Keil 2013-8-22 31940 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC157499  Solanum umbelliferum R. F. Hoover 1964-5-13 8830 San Luis Obispo Santa Rita Creek west of Templeton Comment
  UC1315091  Solanum umbelliferum E. McMillan 1952-5-25 130 San Luis Obispo 1 mi n and 8 mi e of Shandon (Palo Prieta Canyon); Palo Prieta Canyon Comment
  CAS-BOT-BC157503  Solanum umbelliferum A. Eastwood 1927-7-29 14942 San Luis Obispo Morro Sands Comment
  OBI78477  Solanum umbelliferum Craig Woods 1978-4-3 34 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego cr rd, 1/4 mi W of sim soda lake san diego cr rd 594 Comment
  RSA17817  Solanum umbelliferum Carl B. Wolf 1929-4-15 3552 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  RSA660367  Solanum umbelliferum Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Near base of stabilized dune on the bayside of shoreline on Morro Bay Sandspit. 20 Comment
  OBI4171  Solanum xanti Julie R. Potter 1969-6-29 39 San Luis Obispo Morro Bay State Park Comment
  OBI42172  Solanum xanti Dan Harrington 1984-2-24 27 San Luis Obispo Kangaroo Rat Reserve, off Los Osos Valley rd, Los Osos, 1 mi from Montano de Oro State Park Comment
  UCR16548  Solanum xanti C. M. Bringle 1967-3-20 B670320- 28 San Luis Obispo San Luis Obispo, north side of Los Osos Road at jct. with Buckskin Drive in sandy field. NE field 50' from Buckskin Drive 50 Comment
  CAS-BOT-BC365332  Solidago confinis D. E. Breedlove 1962-8-7 4085 San Luis Obispo On the shore of Oso Flaco Lake. 3 miles north of Guadalupe Comment
  UC1583858  Solidago confinis David Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. 5 Comment
  OBI31104  Solidago elongata Julie M. Vanderwier 1979-8-17 191 San Luis Obispo Indian Knob Tar Sands; in the N edge of the study area Comment
  OBI72815  Solidago spathulata Michael Walgren 2010-8-9 137 San Luis Obispo Along a dirt rd n the Pacific Gas and Electric Diablo cyn property, on a rd cut along the S ridge that parallels Coon crk 396 Comment
  OBI79027  Solidago velutina David J. Keil 2013-8-22 31902 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI31111  Solidago velutina subsp. californica Julie M. Vanderwier 1979-8-11 180 San Luis Obispo Indian Knob Tar Sands Comment
  OBI36320  Solidago velutina subsp. californica David J. Keil 1978-10-13 s.n. San Luis Obispo E side of the Cuesta just off US 101 Comment
  SBBG104268  Sonchus asper M. D. Proctor, E. A. Young 1993-3-24 ROB 329 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  UCSC000851  Sonchus asper Unknown 1995-4-11 s.n. San Luis Obispo 1.9 miles N.W. of Mammoth Rock School Mammoth Rock School - Adelaida Comment
  CAS-BOT-BC374619  Sonchus oleraceus Ernest C. Twisselmann 1967-9-9 13689 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  CAS-BOT-BC374626  Sonchus oleraceus Clare B. Hardham 1957-7-15 2464 San Luis Obispo Santa Lucia Mountains. Graves Creek, Del Rio Road Comment
  RSA195779  Spergula arvensis E. C. Twisselmann 1967-4-27 12915 San Luis Obispo Hwy 1, 2.9 miles S of Piedras Blancas Point. 9 Comment
  OBI71687  Spergularia macrotheca David J. Keil 1988-7-2 20873 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG118511  Spergularia villosa E. Painter, M. Wetherwax with J. Olson 2002-4-23 SLO 243 San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  UC1392676  Stachys ajugoides var. rigida R. F. Hoover 1968-4-20 11068 San Luis Obispo mesa summit s Arroyo de la Cruz Comment
  UCSB57240  Stachys albens Ryan, P.; Penkala, B. 1987-7-17 San Luis Obispo Near East Branch Huerhuero Creek; about 2 miles north of Hwy. 58; along O'Donovan Rd 371 Comment
  CDA20413  Stachys bullata J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  SBBG108051  Stachys bullata C. B. Hardham 1956-4-26 527 San Luis Obispo Delaganna Ranch Comment
  SEINET10836992  Stachys bullata David B. Dunn 1946-5-17 Dunn 2639 San Luis Obispo Collected on steep grassy hillside on the bluffs overlooking the ocean, about 14.1 Mi s of big sur state park and 4.7 mi n of vincente creek bridge. Comment
  OBI28976  Stachys pycnantha David J. Keil 1977-8-21 12498 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  SBBG112462  Stachys pycnantha D. Keil 1989-6-3 21214 San Luis Obispo Cerro Alto Cmpgrd, 0.4 mi S of St Hwy 41 Comment
  CAS-BOT-BC374862  Stebbinsoseris heterocarpa K. L. Chambers 1952-4-22 373 San Luis Obispo Hwy. 41, 0.6 mi. w. of Cholame (1.7 mi. w. of junction with hwy. 466) Comment
  OBI40974  Stellaria media David J. Keil, Dirk Walters 1986-5-2 19343 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UCR140111  Stellaria media George K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  CAS-BOT-BC398978  Stellaria nitens Clare B. Hardham 1957-3-25 1572 San Luis Obispo Cypress mountains Comment
  OBI64561  Stellaria nitens David J. Keil 2001-3-28 29221 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 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
  OBI15403  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1964-8-14 9260 San Luis Obispo Jack lake Comment
  UC1394156  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6931 San Luis Obispo near Pismo beach State Park, Grover City (between railroad tracks and Route 1) Comment
  CAS-BOT-BC375297  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-12 9977 San Luis Obispo Site of Bellevue-Santa Fe School, just north of Hidden Valley Hot Springs Comment
  UCD136299  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6929 San Luis Obispo San Luis Obispo County: opposite Belleview-Santa Fe School House on Ontario road, north of Avila Beach. Comment
  CAS-BOT-BC375389  Stephanomeria exigua subsp. coronaria R. F. Hoover 1969-9-9 11575 San Luis Obispo 4 mi. w. of Paso Robles on road to Nacimiento Dam Comment
  UC1927730  Stephanomeria exigua subsp. coronaria D. R. Miller 1994-8-5 894 -519 San Luis Obispo Road cut at Gees[?] spring, road junction from road down to property, Tobacco creek drainage 800 Comment
  OBI56701  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC375899  Stephanomeria virgata Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Choice Valley 670 Comment
  OBI15397  Stephanomeria virgata subsp. virgata Robert F. Hoover 1957-8-28 8399 San Luis Obispo Between Rocky Butte and Pine Mt Comment
  OBI79729  Stipa brachychaeta David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Revisit to site of Curto & Allen 631 (11 Apr 1990) Comment
  UCR32239  Stipa lepida Smeltzer, Turnquist 1982-5-7 127 San Luis Obispo NE side of Laguna Lake Park. Comment
  OBI25046  Stipa pulchra David J. Keil, Dirk Walters 1980-4-26 13899 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI30915  Stipa pulchra Julie M. Vanderwier 1979-4-20 145 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66926  Stipa pulchra David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29579 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
  OBI35814  Stipa pulchra Allison Berry 1984-4-10 83 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. Collected on plateau just above dry stream behind cement bunker in SE corner of site Comment
  UC1063486  Streptanthus albidus subsp. peramoenus C. M. Belshaw 1936-3-25 1726 San Luis Obispo 3.6 mi ene Valencia Peak (Plot 11); Cayucos Quadrangle 396 Comment
  CAS-BOT-BC87181  Streptanthus glandulosus subsp. glandulosus Roxana S. Ferris; R. Bacigalupi 1946-4-13 11111 San Luis Obispo Roadcut below summit (west side) of Paso Robles-Cambria Road. 335 Comment
  OBI73001  Streptanthus glandulosus subsp. glandulosus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25416 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  PASA2060  Streptanthus lemmonii 1929-5-5 San Luis Obispo Hills east of Cambria Comment
  SBBG104859  Stuckenia pectinata F. L. Johnson 1993-6-23 ROB 702 San Luis Obispo Chorro Crk, S of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG14670  Stuckenia pectinata E. R. Blakley 1958-8-2 2417 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  UCR264483  Stuckenia pectinata Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7637 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond,' c. 80 m from south Refuge boundary 17 Comment
  OBI55301  Stylocline gnaphaloides David J. Keil 1998-4-27 26922 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  CAS-BOT-BC423002  Stylomecon heterophylla Ernest C. Twisselmann 1958-5-12 4459 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  OBI59256  Suaeda nigra George Butterworth 1997-11-3 195 San Luis Obispo T31S, R20E, S29. 40 yds S of Simmler rd, 150 yds E of Soda Lake Rd 584 Comment
  SBBG7669  Symphyotrichum chilense C. B. Hardham 1957-9-7 2600 San Luis Obispo Creston Comment
  OBI16998  Symphyotrichum subulatum var. parviflorum Robert F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt San Luis and Mt. Bishop Comment
  CAS-BOT-BC109475  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains. Burnett Peak Sargent Cypress forests. Comment
  OBI22793  Syzygium paniculatum Jim Heaston 1955-10-6 3 San Luis Obispo Cal Poly SLO Comment
  SBBG118252  Taeniatherum caput-medusae J. Thomas 2000-5-9 San Luis Obispo Avery Exclosure, ca. 150 m SE of jct of Avery and Bivouac Rds; Camp Roberts 200 Comment
  SBBG119674  Tamarix ramosissima M. Wetherwax, E. Painter 2002-8-13 CR 342 San Luis Obispo Nacimiento River floodplain, between Boy Scout Ford and low water bridge; Camp Roberts 152 Comment
  UCSB51265  Taraxia ovata Ferren, Wayne 1984-2-29 San Luis Obispo Proposed nature reserve; upper campground area; San Simeon State Beach Comment
  UC21433  Tauschia hartwegii L. Jared San Luis Obispo South Coast Ranges 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
  OBI66516  Thalictrum fendleri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26290 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
  OBI58606  Thalictrum fendleri var. polycarpum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27530 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
  OBI66727  Thermopsis californica var. californica David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29759 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI76607  Thermopsis californica var. californica Michael Walgren 2012-4-16 266 San Luis Obispo On Picachio Rd, which is off Cayucos Crk rd, Cayucos. About 1.5 mi from the jctn with Cayucos Crk rd, and on the SW side of Picachio Rd Comment
  JEPS85862  Thysanocarpus curvipes Roy E. Buck and Dean Wm. Taylor 1989-3-22 1116 San Luis Obispo ca 2.3 air km w of 2200' elev on Temblor Creek (s-facing slope above hairpin turn on CA Hwy 58 in upper Temblor Creek drainage, 18 air km wnw of McKittrick (Kern Co.)); Temblor Range, upper Temblor Creek drainage 865 Comment
  OBI14857  Thysanocarpus curvipes Robert F. Hoover 1966-4-20 9829 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  UC1127041  Thysanocarpus curvipes N. K. Carlson 1936-3-27 243 San Luis Obispo 1.9 mi se Santa Margarita (Plot 32); San Luis Obispo Quadrangle Comment
  CAS-BOT-BC66641  Thysanocarpus curvipes Mrs. R. W. Summers 1878-5-6 50 San Luis Obispo Coast Mountain Foothills. Yamhill Co., Oregon (Also S.L.O. Co., Cal.). Comment
  CAS-BOT-BC67158  Thysanocarpus laciniatus A. G. Vestal; W. P. Vestal 1947-4-18 s.n. San Luis Obispo 1.3 mile north of San Luis Obispo and about 4 miles east of US Highway 101. Comment
  OBI56852  Thysanocarpus laciniatus Lynne Dee Oyler 1986-2-22 318 San Luis Obispo Amer cyn blue oak study site in deer exclosure. Los Padres NF. S1/2 SW 1/4 Sec 28 R16E T30S MDBM Comment
  OBI80076  Torilis arvensis David J. Keil 2000-5-27 28769 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
  SBBG117498  Torilis nodosa M. Wetherwax, E. Painter 1999-7-13 SLO 2 San Luis Obispo near water tank above cantonment area, W of St Hwy 1; Camp San Luis Obispo 120 Comment
  OBI66756  Torilis nodosa D. R. Miller 1994-4-30 494 -279 San Luis Obispo Pine Mt Region. In crkway area of Tobacco crk 366 Comment
  RSA128139  Torilis nodosa Clare B. Hardham 1959-4-29 4341 San Luis Obispo Santa Lucia Mountains, Steiner Creek Comment
  OBI20467  Toxicodendron diversilobum V. R. Meek 1955-4-10 28 San Luis Obispo Cal Poly Campus, Poly Canyon on western slope Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  OBI31608  Tragopogon porrifolius Turnquist, Smeltzer 1982-5-1 67 San Luis Obispo On the NE side of Laguna lake park Comment
  OBI56820  Tragopogon porrifolius David J. Keil 1998-5-18 27290 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  SBBG104814  Tragopogon porrifolius F. L. Johnson, E. A. Young 1993-5-27 ROB 685 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  SBBG19718  Tragopogon porrifolius E. C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley 640 Comment
  UC573402  Trichostema lanatum H. C. Lee 1938-5-18 616 San Luis Obispo Husana River, 3 mi N of Porter Ranch 259 Comment
  CAS-BOT-BC220831  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles west of Paso Robles on the Paso Robes-Adelaida road, Santa Lucia Mountains Comment
  RSA115576  Trichostema lanatum E. C. Twisselmann 1955-6-10 2133 San Luis Obispo Calf Canyon, 1 mile east of Creston Road. 457 Comment
  SEINET7972534  Trichostema lanatum J. M. Johnson Unknown 171 San Luis Obispo Los Padres National Forest, 15 miles east of Santa Margarita, Frazer Canyon, Pozo Creek Comment
  UC1541189  Trichostema lanceolatum Jerry Copeland 1973-9-22 1032 San Luis Obispo Sierra Madre Road,, 0.3 mi S of Highway 166 Comment
  OBI13448  Trichostema ovatum Robert F. Hoover 1969-10-6 11646 San Luis Obispo East end of Cuyama Valley near Kern co. line Comment
  UCSC010433  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  SEINET7063202  Trifolium albopurpureum var. olivaceum A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  UC1129978  Trifolium barbigerum N. K. Carlson 1936-3-28 255 San Luis Obispo 1.2 mi sw Santa Margarita; San Luis Obispo Quadrangle 274 Comment
  UC573547  Trifolium bifidum var. bifidum T. M. Hendrix 1937-4-29 132 San Luis Obispo 3.4 mi ne New District School; Pozo quadrangle 426 Comment
  OBI42772  Trifolium bifidum var. decipiens David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15974 San Luis Obispo 4.4 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn and following Steiner CRk Comment
  OBI57924  Trifolium ciliolatum David J. Keil 1998-4-28 26974 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
  UC454728  Trifolium ciliolatum I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  OBI12718  Trifolium depauperatum var. truncatum Robert F. Hoover 1965-5-22 9404 San Luis Obispo Cambria, N of town Comment
  OBI37882  Trifolium dichotomum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18621 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
  OBI44989  Trifolium fragiferum David J. Keil 1984-8-26 18431 San Luis Obispo Campus of Los Osos Jr. High School Comment
  OBI33284  Trifolium fucatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15707 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo 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
  OBI75854  Trifolium gracilentum Al Lindholm 1971-4-11 167 A San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. Just below rd, E slope of Ge Comment
  OBI57862  Trifolium grayi David J. Keil 1998-4-30 26989 San Luis Obispo Santa Margarita northbound offramp from US 101. Comment
  OBI51278  Trifolium hirtum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .12 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park Comment
  OBI66715  Trifolium hirtum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29750 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI25048  Trifolium microcephalum David J. Keil, Dirk Walters 1980-4-26 13863 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  SBBG18793  Trifolium microcephalum C. B. Hardham 1961-4-26 6924 San Luis Obispo Franklin Crk W of Adelaida Comment
  SBBG112443  Trifolium microdon D. Keil, R. Riggins, D. R. Miller 1998-5-27 27476 San Luis Obispo San Simeon Crk Rd at Eagle Point, 10 mi NE from Hwy 1 Comment
  RSA0036658  Trifolium oliganthum LeRoy Gross, Evan Meyer 2014-4-15 6259 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
  OBI31463  Trifolium oliganthum Joy Nishida, Robert Allen 1982-4-10 255 San Luis Obispo American Cyn; near stream in campground 524 Comment
  OBI30126  Trifolium repens Melissa Luckow 1982-6-24 903 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  OBI75252  Trifolium subterraneum David J. Keil 2011-5-12 31013 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 254 Comment
  OBI58081  Trifolium subterraneum David J. Keil 1998-5-18 27297 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  OBI66071  Trifolium subterraneum D. R. Miller 1994-3-17 394 -111 San Luis Obispo Pine Mt Region. Around Egeberg property. From Walnut orchard area, San Simeon crk drainage 610 Comment
  UC1130160  Trifolium variegatum var. melananthum N. K. Carlson 1936-3-22 212 San Luis Obispo 1.5 mi nne Indian Knob; Arroyo Grande Quad., Plot 29 60 Comment
  OBI42193  Trifolium willdenovii David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19513 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia mt in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI54471  Trifolium willdenovii Matthew Arterburn 1997-4-16 57 San Luis Obispo Top of Black Mtn, La Panza Range 1103 Comment
  OBI64979  Trifolium willdenovii Greg Wilvert 2005-4-2 99 San Luis Obispo SE Half of the Caliente Range. 1.2 km SW of Wells Spring 1036 Comment
  SBBG127940  Trifolium wormskioldii M. A. Elvin, G. M. Greenwald 2013-8-9 7247 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  CAS-BOT-BC451781  Triglochin maritima John Thomas Howell 1955-6-14 30424 San Luis Obispo 0.8 mile west of Tower House 396 Comment
  UC1314927  Trillium angustipetalum R. F. Hoover 1967-3-5 10235 San Luis Obispo lower part of Lopez Canyon Comment
  UCSB49277  Triphysaria eriantha Meyer, Lisette 1979-5-18 San Luis Obispo Hearst Castle turn-off on the right side of Hwy 1 22 Comment
  UCSB41525  Triphysaria eriantha subsp. rosea Horwitz, Rachel 1979-4-13 San Luis Obispo One hundred meters north of Hearst Castle turnoff on Route 1 15 Comment
  UCSB42921  Triphysaria eriantha subsp. rosea Knight, Mark 1982-4-23 San Luis Obispo 3 meters east of Highway 1, 7 miles north of Cambria 45 Comment
  OBI9360  Triphysaria micrantha Robert F. Hoover 1958-4-11 8442 San Luis Obispo 18 mi E of Creston on La Panza rd Comment