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

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 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
  UCR158563  Abronia maritima George K. Helmkamp 2004-6-15 8651 San Luis Obispo Central Coast, Sand dunes beside the Pacific Ocean WNW of Oso Flaco Lake 6 Comment
  NY341998  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  OBI78792  Abronia umbellata David J. Keil 2013-9-4 32019 San Luis Obispo Morro Bay State Park. South of Los Osos Middle School sports fields. 19 Comment
  OBI5017  Acer macrophyllum Robert J. Rodin 1956-5-22 6073 San Luis Obispo Summit of cuesta grade 4 mi N of San Luis Obispo Comment
  OBI66849  Achillea millefolium David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29606 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
  OBI17147  Achillea millefolium Fred W. Rush Apr-56 13 San Luis Obispo Mt San Luis Comment
  RSA535051  Achillea millefolium D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1943 San Luis Obispo Cuesta Ridge Botanical Area: Along ''Chaparral Road'' near the east end of the Botanical area, below T.V. antennas. Near first Pinus sabiniana where road turns to large ruts. Comment
  SBBG117840  Achillea millefolium J. Olson, R. Root 2000-7-11 San Luis Obispo intersection of Kern and Range Rds; Camp San Luis Obispo 100 Comment
  UCSB41504  Achnatherum speciosum Marsalek, J. 1979-5-17 San Luis Obispo On N side of CA State Hwy 41, 7 mi N of intersection with CA State Hwy 46; inner Coast Range foothills 548 Comment
  OBI40938  Achyrachaena mollis F. A. Lindholm 1971-4-8 133 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI37656  Achyrachaena mollis David J. Keil, Dirk Walters 1980-4-10 13766 San Luis Obispo E of Soda Lake Rd 0.2-1 mi on dirt rd ca 3.5 mi S of hwy 58 Comment
  OBI56685  Achyrachaena mollis David J. Keil 1998-5-6 27091 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI64800  Acmispon americanus var. americanus George Butterworth 2005-5-17 603 San Luis Obispo Chimineas. Along rd NW of Deadman, 772155 x 3898981 680 Comment
  OBI12960  Acmispon glaber var. glaber Robert F. Hoover 1946-7-21 6240 San Luis Obispo N end of Morro Bay Comment
  SEINET7837369  Acmispon glaber var. glaber R. R. Halse 2012-3-26 8434 San Luis Obispo Along State Hwy. 1, ca. 2 miles south of San Simeon, just south of where San Simeon Creek enters the pacific Ocean. 3 Comment
  SBBG107958  Acmispon grandiflorus var. grandiflorus C. B. Hardham, C. Butterworth 1960-5-28 5944 San Luis Obispo "Blue Pidgeon", headwaters S fork of Huerhuero River S of Klein Ranch Comment
  SBBG98824  Acmispon heermannii var. heermannii C. F. Smith 1958-8-2 5833 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  SBBG107959  Acmispon junceus C. B. Hardham 1956-12-2 1578 San Luis Obispo Cambria Comment
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  RSA0039774  Acmispon micranthus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6514 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  OBI39705  Acmispon parviflorus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15971 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
  OBI54420  Acmispon strigosus Matthew Arterburn 1997-4-8 33 San Luis Obispo 1.3 mi on Red Hill rd off Hwy 58 Comment
  OBI74279  Acmispon strigosus Theo Fitanides, Anthony Baniaga 2010-2-28 17 San Luis Obispo Tierra Redonda Mtn BLM ACEC 501 Comment
  SBBG118249  Acmispon strigosus E. Painter, M. Wetherwax, J. Greenhouse 2001-3-20 CR 146 San Luis Obispo SW of Twin Bridges, above Nacimiento River; Camp Roberts 200 Comment
  SBBG85306  Acmispon strigosus C. F. Smith 1952-4-25 3291 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  OBI75853  Acmispon wrangelianus Al Lindholm 1971-4-11 168 B San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. Next to road, E slope of Geode Mtn Comment
  UC2027089  Acmispon wrangelianus Greg Wilvert 2005-4-17 278 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  OBI79353  Acourtia microcephala David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31624 San Luis Obispo Avenales Ranch, south of Pozo. South of ranch headquarters on steep side road leading westward from Avenales Ranch Road (Forest Route 31S02) 540 Comment
  OBI70776  Acourtia microcephala David J. Keil 2009-8-17 30631 San Luis Obispo Prefumo Canyon. North side of Prefumo Canyon Road. 35 deg. 15.816'N x 120 deg. 43.568'W 100 Comment
  UC455518  Acourtia microcephala I. J. Condit 1908-6-30 San Luis Obispo Cuesta Cuesta Comment
  CAS-BOT-BC29909  Acroptilon repens Ernest C. Twisselmann 1968-12-1 15059 San Luis Obispo Meinecke Place, 5 miles north of Annette on Davies Road 533 Comment
  OBI31570  Adenostoma fasciculatum Joy Nishida 1982-5-29 399 San Luis Obispo American Cyn; .3 mi S of American Cyn campground 518 Comment
  OBI58675  Adenostoma fasciculatum David J. Keil 1998-3-27 26437 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI17708  Adenostoma fasciculatum Lynne Dee Althouse 1977-5-23 105 San Luis Obispo Wolfe's horse ranch near San Luis High School 160 Comment
  RSA0035030  Adenostoma fasciculatum W. M. Arbaugh 1968-5-7 208 San Luis Obispo Morro Road between Atascadero and Morro Bay. Comment
  SBBG127402  Adenostoma sparsifolium D. Keil 1986-9-27 19770 San Luis Obispo ca. 0.5 mi E of Pine Cyn Forest Station along St Hwy 166 Comment
  SBBG217  Adiantum aleuticum C. B. Hardham 1958-1-2 2785 San Luis Obispo ravine 0.5 mi N of San Carpoforo Comment
  RSA43029  Adiantum capillus-veneris Robert F. Hoover 1947-8-17 7385 San Luis Obispo Ravine just N of San Carpoforo Creek. 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
  RSA0051687  Agastache urticifolia L. Haines 1958-5-30 s.n. San Luis Obispo S. Santa Lucia Mountains. 182 Comment
  RSA643444  Ageratina adenophora R. D. Goeden, D. W. Ricker 1972-5-2 s.n. San Luis Obispo See Canyon Road, 4 miles north of San Luis Bay Rd., SW of San Luis Obispo 183 Comment
  SBBG104374  Agoseris grandiflora M. D. Proctor, E. A. Young 1993-4-11 ROB 349 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI80704  Agoseris grandiflora D. R. Miller 2015-4-22 415 .1121 San Luis Obispo This material is from Buckeye ine area, east slope Pine Mountain. Drainage is into Pico Creek area. 915 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  CAS-BOT-BC22425  Agoseris grandiflora var. grandiflora D. Bates 1960-5-14 2415 San Luis Obispo 0.4 miles above Routzahn Co. Park Comment
  OBI56630  Agoseris grandiflora var. grandiflora David J. Keil 1998-6-8 27675 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
  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
  UCSB16573  Agoseris heterophylla 1962-3-29 San Luis Obispo 1.1 miles west of Pozo 441 Comment
  OBI66905  Agoseris heterophylla var. cryptopleura David J. Keil, with Kathleen A. Keil 2001-4-20 29337 San Luis Obispo Shell Creek Road north of Highway 58 where wash crosses road. Vicinity of 35.4924 deg. N x 120.3296 deg. W 399 Comment
  CAS-BOT-BC127464  Agrostis densiflora R. F. Hoover 1955-5-23 8354 San Luis Obispo Coast west of Cambria. Comment
  CAS-BOT-BC127022  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  JEPS100286  Agrostis exarata Dean W. Taylor 1993-6-22 13698 San Luis Obispo Irish Hills, on PG&E Diablo Canyon Nuclear Power Plant facility site; ridge between Coon Creek and Crowbar Canyon, on slope E of Last benchmark 441 Comment
  CAS-BOT-BC127027  Agrostis exarata Clare B. Hardham 1959-6-8 4774 San Luis Obispo Santa Lucia Mountains. Delaganna Creek, north slope of Cypress Mountain. Comment
  OBI66802  Agrostis exarata D. R. Miller 1995-7-26 795 -593 San Luis Obispo Pine Mt Region. Growing along a shaded drainage at Spirit Meadow, E slope of Pine Mt, Tobacco Crk drainage 549 Comment
  UCR29096  Agrostis exarata var. pacifica David J. Keil 1981-6-20 14883 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-BC139366  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  SBBG42764  Agrostis pallens D. Keil 1982-6-26 16227 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SEINET11264837  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of interesction of CA 46 and CA 41 east of Cholame Flat valley.; 0 Comment
  CAS-BOT-BC462354  Allium amplectens Clare B. Hardham 1957-5-30 2094 San Luis Obispo Intersection of Las Tablas Creek and road to Camp Natoma; Santa Lucia Mountains Comment
  SJSU3328  Allium crispum C. W. Sharsmith 1962-4-20 6795 San Luis Obispo Temblor Range c. 9 mi NW of Simmler 643 Comment
  UC519005  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo on road to Parkfield 6 mi ne Estrella Comment
  CAS-BOT-BC468968  Allium diabolense Ernest C. Twisselmann 1969-5-7 15221 San Luis Obispo Palo Prieta Canyon, Temblor Range, Western San Joaquin Valley 563 Comment
  OBI21217  Allium diabolense Robert F. Hoover 1964-5-11 8774 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  RSA212588  Allium diabolense Ernest C. Twisselmann 1969-5-7 15221 San Luis Obispo Palo Prieta Canyon. 564 Comment
  UC1133808  Allium haematochiton P. L. Johannsen 1936-3-22 739 San Luis Obispo 2 3/4 mi e San Luis Obispo (Plot 14); San Luis Obispo Quadrangle Comment
  OBI65263  Allium hickmanii Unknown 2005-3-26 305 .784 San Luis Obispo Approx 50 m from Hwy 1 at Ragged Point Comment
  RSA607302  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  OBI21223  Allium lacunosum var. davisiae Robert F. Hoover 1949-5-15 7692 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  UCR42544  Allium peninsulare var. crispum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18685 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  RSA719903  Allium peninsulare var. peninsulare Nancy Smith-Huerta 2004-4-14 s.n. San Luis Obispo On Cholame Valley Road, 1.3 miles N of highway 46. Comment
  CAS-BOT-BC476698  Allium unifolium R. F. Hoover 1964-6-13 9107 San Luis Obispo Near Arroyo del Oso, north of Piedras Blancas Point Comment
  SBBG18468  Allium unifolium C. B. Hardham 1960-5-5 5742 San Luis Obispo Rocky Butte Rd, Pine Mtn 762 Comment
  JEPS99436  Allophyllum Clare B. Hardham 1961-4-17 6831 San Luis Obispo Pine Mountain Comment
  CDA11481  Allophyllum gilioides subsp. gilioides G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12259 San Luis Obispo Black Butte Research Natural Area; Northern 1/3 of RNA. Cuesta Ridge east end. Comment
  SBBG107637  Allophyllum glutinosum C. B. Hardham 1958-7-1 3741 San Luis Obispo between Old Crk and Toro Crk Comment
  OBI25596  Alnus rhombifolia David J. Keil 1981-5-16 14676 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  UCD97180  Amaranthus albus Ernest C. Twisselmann 1962-8-23 7691 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. O'Brien Lake, hills at the summit of Palo Prieta Canyon. 640 Comment
  SD264723  Amaranthus deflexus David Keil 2015-8-10 33346 San Luis Obispo Morro Bay. Vacant lot at end of Hatteras Street. 7 Comment
  UCR132048  Amaranthus deflexus George K. Helmkamp 2003-7-31 8061 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI56840  Amaranthus hybridus David J. Keil 1998-9-4 28097 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  OBI69145  Amaranthus powellii Bryan T. Wallingford 2000-11-6 15 San Luis Obispo Behind the Crops unit Bldg 17, on left hand side approx .5 mi to the W on the side of the rd 200 Comment
  OBI80672  Ambrosia acanthicarpa David J. Keil 1992-10-19 23844 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  CAS-BOT-BC61491  Ambrosia chamissonis K. L. Chambers 1966-8-30 2470 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  OBI34692  Ambrosia psilostachya David J. Keil, Eric Wise 1983-8-30 17889 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI16019  Ambrosia salsola Robert F. Hoover 1947-5-10 7155 San Luis Obispo Cuyama Valley (eastern part) Comment
  SBBG108038  Amelanchier utahensis C. B. Hardham 1957-5-12 1919 San Luis Obispo Franklin Crk Comment
  OBI56378  Amorpha californica Chris Dunbar 1978-4-28 47 San Luis Obispo 2-3 mi out private property road on right side of Lopez Dr., 1 mi from Orcutt road Comment
  RSA585704  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  UCR160587  Amorpha californica var. californica George K. Helmkamp, E. A. Helmkamp 2005-6-9 9595 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  OBI20621  Amsinckia douglasiana Robert F. Hoover 1950-3-31 7770 San Luis Obispo La Panza district Comment
  SBBG112432  Amsinckia intermedia D. Keil with K. Keil 1995-4-15 24879 San Luis Obispo Shell Crk Rd, ca. 0.5 mi N of jct with Hwy 58 450 Comment
  OBI54457  Amsinckia intermedia Matthew Arterburn 1997-3-23 28 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  OBI82516  Amsinckia lycopsoides David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33482 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 630 Comment
  UC1084613  Amsinckia lycopsoides Francia Chisaki, Peter M. Ray 1952-4-4 2195 San Luis Obispo 0.9 mi on road e of La Panza (0.1 mi from cattle guard, at a pair of white posts whare a small wash runs under road in galvanized iron pipe) Comment
  SBBG28585  Amsinckia spectabilis E. C. Twisselmann 1967-4-27 12902 San Luis Obispo mesa just N of San Simeon Beach State Park 9 Comment
  OBI4172  Amsinckia spectabilis var. microcarpa Julie R. Potter 1969-4-30 15 San Luis Obispo Morro Bay state park Comment
  OBI64527  Amsinckia tessellata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28693 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  RSA0091224  Amsinckia tessellata var. gloriosa L. S. Rose 1966-3-28 66010 San Luis Obispo 4 mi. E of Paso Robles. 244 Comment
  UC1084628  Amsinckia tessellata var. gloriosa Francia Chisaki, Peter M. Ray 1952-4-4 2194 San Luis Obispo 0.9 mi on road e of La Panza (0.1 mi form cattle guard, at a pair of white posts where a small wash runs under road in iron pipe) Comment
  CDA15104  Amsinckia vernicosa G. F. Hrusa 1998-3-28 14187 San Luis Obispo Carrizo Plain Natural Area above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. Comment
  UC2027416  Amsinckia vernicosa Greg Wilvert 2005-4-16 253 San Luis Obispo Southeast Half of the Caliente Range. 1.9 km NW of Quail Spring Reservoir. Comment
  OBI20687  Amsinckia vernicosa Robert F. Hoover 1966-4-9 9811 San Luis Obispo Crocker Cyn at Kern co. line Comment
  UC1178332  Amsinckia vernicosa var. vernicosa Ray and Chisaki 1952-4-11 K 116 A San Luis Obispo Fernandez Creek Comment
  OBI17090  Anaphalis margaritacea Robert F. Hoover 1946-8-3 6258 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  POM358765  Anaphalis margaritacea Thekla Mohr 1911-07 s.n. San Luis Obispo [no locality information provided] Comment
  SBBG46669  Ancistrocarphus filagineus L. W. Edge 1973-4-11 297 San Luis Obispo St Hwy 58 near Shell Crk Comment
  OBI53311  Ancistrocarphus filagineus David J. Keil 1998-4-9 26636 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  CAS-BOT-BC64122  Anisocoma acaulis R. F. Hoover 1952-5-24 8212 San Luis Obispo Caliente Mt. on summit ridge west of peak Comment
  CAS-BOT-BC102278  Anthemis cotula R. F. Hoover 1965-8-1 9500 San Luis Obispo Valley west of Mt. Bishop Comment
  OBI38209  Anthemis cotula Eric Wise 1981-6-11 551 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI49569  Anthoxanthum occidentale Robert F. Hoover 1964-6-7 8980 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  SBBG6700  Antirrhinum kelloggii C. B. Hardham 1958-5-28 3421 San Luis Obispo near intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  OBI71674  Antirrhinum nuttallianum David J. Keil 1988-7-2 20858 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC237887  Antirrhinum ovatum Ernest C. Twisselmann 1954-5-29 1306 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Mine: 6 miles southeast of Simmler 624 Comment
  SBBG105014  Antirrhinum ovatum J. Sainz 1991-6-25 San Luis Obispo Caliente Range, at summit of rd between Cuyama Valley and Carrizo Plain Comment
  SEINET12288281  Antirrhinum ovatum R. W. Storer 1949-1 453 San Luis Obispo 11 mi N & 4 mi W of Simmler Comment
  OBI31481  Aphanes occidentalis Joy Nishida, Robert Allen 1982-4-10 274 San Luis Obispo American Cyn campground 536 Comment
  OBI54366  Apiastrum angustifolium David J. Keil 1995-4-15 24862 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI60643  Apiastrum angustifolium David J. Keil 1986-4-13 19157 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI37404  Apium graveolens Eric Wise 1981-6-7 453 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI67021  Aquilegia eximia D. R. Miller 1996-8-25 896 -634 San Luis Obispo Pine Mt Region. Among rocky crk bottom tones in 'Cardiac' fork of Tobacco crk 396 Comment
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI79933  Aralia californica David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31848 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  UC455447  Aralia californica I. J. Condit 1908-5-31 San Luis Obispo Lopez Canyon Comment
  OBI14510  Arctostaphylos crustacea Robert F. Hoover 1947-3-26 6767 San Luis Obispo Price Cyn Comment
  OBI71463  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28221 San Luis Obispo Montana de Oro State Park. Manzanita trl Comment
  CAS-BOT-BC25035  Arctostaphylos cruzensis R. F. Hoover 1958-5-16 8475 San Luis Obispo Between Rocky Butte and Pine Mt. above San Simeon. Comment
  CAS-BOT-BC25003  Arctostaphylos cruzensis R. F. Hoover 1963-7-30 8588 San Luis Obispo Sandstone cliffs on NE side of Los Osos Valley. Comment
  JEPS98876  Arctostaphylos cruzensis James Roof 1961-7-4 San Luis Obispo S of Arroyo Cruz Creek Comment
  CAS-BOT-BC27185  Arctostaphylos glandulosa f. glaucoides P. V. Wells 1960-4-12 43 a San Luis Obispo Crest of diabase ridge, NW of Cuesta Pass Comment
  RSA43167  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summits above (SE of ) Cuesta Pass. Comment
  UC1488830  Arctostaphylos glandulosa subsp. glandulosa Lyda W. Edge 1972-4-4 109 San Luis Obispo off Highway 41; Cerro Alto forestry camp Comment
  OBI31299  Arctostaphylos glauca Joy Nishida 1982-7-8 495 San Luis Obispo 1.2 mi S of American Canyon campground, up on a hill 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
  CDA17648  Arctostaphylos glauca Austin Griffiths, G. F. Hrusa, T. Gaskin, M. Mcleod 1984-2-5 s.n. San Luis Obispo South Coast Ranges; Outer rim of trail from Pozo Summit to Pine Mtn., nr. Pine Mtn. 990 Comment
  JEPS97119  Arctostaphylos glauca D. A. Young and F. L. Johnson 1992-6-16 ROB 22 San Luis Obispo 0.5 mi NE of Gate 11 (on Nacimento Road.) Comment
  UCD51485  Arctostaphylos hookeri R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill south of Arroyo de la Cruz. Comment
  OBI14664  Arctostaphylos hooveri Robert F. Hoover 1964-5-15 8894 San Luis Obispo Pine Top Mt Comment
  UCD51731  Arctostaphylos luciana G. F. Hrusa 1993-5-22 11117 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Approx. 1/2 m. north of Mt. Lowe; but also throughout the RNA on the main ridge. 650 Comment
  OBI28357  Arctostaphylos luciana Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mtsn, E Cuesta Ridge, 2.7 mi SE of hwy 101 Comment
  SEINET11984815  Arctostaphylos luciana Unknown 1966-1 669 San Luis Obispo a few yards W of US 101 on Cuesta Pass summit Comment
  UC456163  Arctostaphylos luciana I. J. Condit 1908-4-11 San Luis Obispo summit Cuesta 792 Comment
  CAS-BOT-BC40080  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1321 San Luis Obispo Along the coast at Montana de Oro State Pk. Comment
  SEINET11989182  Arctostaphylos morroensis R. Gankin, Hildreth, W. R. 1967-1 San Luis Obispo Comment
  CHSC46007  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3170 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  SBBG97090  Arctostaphylos obispoensis D. A. Young, S. Junak, T. Ayers 1989-4-27 1982 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  UCD52934  Arctostaphylos obispoensis R. F. Hoover 1965-12-5 9727 San Luis Obispo Lower end of Lopez Canyon. Comment
  CAS-BOT-BC39856  Arctostaphylos obispoensis David A. Young; Steven A. Junak; M. Carroll 1989-3-13 1845 San Luis Obispo Cuesta Ridge Botanical Area - West end of Cuesta Ridge Botanical area near teh end of the reserve. Comment
  CAS-BOT-BC39864  Arctostaphylos obispoensis W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mountains - east of pass on road to San Luis Obispo. Comment
  JEPS81583  Arctostaphylos obispoensis R. Raiche 1982-1-28 20064 San Luis Obispo between San Luis Obispo and Atascadero; Cuesta Grade Comment
  RSA633448  Arctostaphylos obispoensis Jon E. Keeley 1996-2-10 27053 San Luis Obispo West end of Cuesta Botanical Area, west of Cuesta Pass, northwest of San Luis Obispo. Santa Lucia Wilderness. 775 Comment
  SEINET11987479  Arctostaphylos obispoensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4193 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from Coulter's Nursery Comment
  UCD52932  Arctostaphylos obispoensis B. Bolt 1936-1-15 San Luis Obispo Approximately 1.75 miles N. of Goldtree. Comment
  UCD51740  Arctostaphylos osoensis G. F. Hrusa 1995-6-21 12412 San Luis Obispo Large colony on SW-facing shoulder of Hollister Peak. Comment
  SD245354  Arctostaphylos osoensis David Keil 1998-6-12 27812 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  CAS-BOT-BC39784  Arctostaphylos pajaroensis R. F. Hoover 1963-12-27 8619 San Luis Obispo Prunedale Comment
  SBBG65558  Arctostaphylos pechoensis C. Bornstein, E. Collins 1994-4-21 San Luis Obispo See Cyn Rd 281 Comment
  OBI14553  Arctostaphylos pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Huasna district Comment
  OBI75683  Arctostaphylos pilosula Robert F. Hoover 1963-5-2 8553 San Luis Obispo Summit of La Panza Range E of Pozo Comment
  RSA122506  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 miles NW of Tar Springs Ranch. 335 Comment
  JEPS38908  Arctostaphylos rudis A. E. Wieslander 1936-2-26 608 San Luis Obispo 2 mi s Summit; Arroyo Grande Quad. 91 Comment
  SEINET11989167  Arctostaphylos rudis R. Gankin, Hildreth, W. R. 1967-1 1132 San Luis Obispo 0.7 mi SW from Noyes Road on CA 227, Arroyo Grande Comment
  UCD51357  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-21 338 San Luis Obispo 1/2 mi east of state hwy 1, 9.4 miles n. of entrance to Hearst Castle. San Luis Obispo County. Comment
  SEINET11987179  Arctostaphylos tomentosa W. Knight, Knight, I. 1981-1 3908 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Hearst Ranch at Arroyo de la Cruz on CA 1 Comment
  RSA637047  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24326 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  OBI49907  Arctotheca prostrata David J. Keil 1984-6-26 18234 -1 San Luis Obispo Escaped from cultivation into lawn areas on Cal Poly campus near Main Sci bldg Comment
  CAS-BOT-BC179717  Aristocapsa insignis Clare B. Hardham 1956-6-13 s.n. San Luis Obispo NE spur of Black Mountain, La Panza Range Comment
  JEPS57847  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo just below the bridge Highway 46; Salinas River, Paso Robles 181 Comment
  OBI18913  Artemisia californica Michael Medved 1978-4-3 s.n. San Luis Obispo Foothills of Santa Lucia mtns on Cal POly campus 61 Comment
  OBI77792  Artemisia californica David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15672 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  SBBG117873  Artemisia californica J. Olson, R. Root 2000-7-11 San Luis Obispo intersection of Kern and Range Rds; Camp San Luis Obispo 100 Comment
  OBI51191  Artemisia douglasiana Jan Barber 1993-8-21 91 San Luis Obispo San Simeon State park. Comment
  OBI65814  Artemisia dracunculus Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 522 San Luis Obispo SE Half of the Caliente Range. Next to Semper Spring 903 Comment
  OBI17052  Artemisia tridentata subsp. parishii Robert F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama river, at highway bridge just below Gypsum cyn. Comment
  OBI20507  Asclepias californica Robert F. Hoover 1950-5-7 7894 San Luis Obispo Between Rocky Butte & Pine Mt, Santa Lucia Range Comment
  OBI20218  Asclepias eriocarpa Malcolm G. McLeod 1979-6-19 s.n. San Luis Obispo Along Calif Rte 41 about 1/4 mi E of entrance to Cerro Alto campground Comment
  UC566930  Asclepias eriocarpa H. L. Mason 1929-10-12 5495 San Luis Obispo 9 1/2 mi w Atascadero; Morro Creek Comment
  UC1123573  Asclepias vestita G. T. Nordstrom 1937-5-16 1234 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  OBI37872  Aspidotis densa David J. Keil, Rhonda Riggins, Richard A. Pimentel & D. R. "Doc" Miller 1985-4-27 18602 San Luis Obispo 19.5 miles from Calfornia Rte 1 along San Dimeon Creek Road, N of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC477885  Asteraceae J. Zaninovich 1980-5-4 955 -80 San Luis Obispo Junction of Highway 46 & 41. Occasional in grassy field. 609 Comment
  CAS-BOT-BC177486  Astragalus asymmetricus Clare B. Hardham 1957-6-14 2273 San Luis Obispo Cottonwood Pass Comment
  RSA0006704  Astragalus asymmetricus J. T. Howell 1948-6-15 14364 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  CAS-BOT-BC177833  Astragalus curtipes Ira L. Wiggins 1929-4-15 3614 San Luis Obispo Hillside 2 miles S. of Oceano Comment
  OBI51808  Astragalus curtipes Gary Westbrook March1994 19 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  UCSB26161  Astragalus didymocarpus Wilken, Dieter 1969-4-13 San Luis Obispo Elkhorn Hills, 5.4 miles north of Reyes Station, along the Soda Lake Road Comment
  UC1128772  Astragalus didymocarpus var. milesianus N. K. Carlson 1936-3-28 254 San Luis Obispo 0.9 mi ne Atascadero; San Luis Obispo Quad., ne of Atascadero 381 Comment
  UCR160966  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-6-12 9656 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI82052  Astragalus gambelianus Michael Walgren 2016-3-4 491 San Luis Obispo 56 Comment
  CAS-BOT-BC178230  Astragalus gambelianus Lois E. James April 31, 1948. 1828 A San Luis Obispo Hills just N of San Luis Obispo. Comment
  UC903392  Astragalus gambelianus Lois E. James 1948-4-30 1828 San Luis Obispo hills just n San Luis Obispo; n of San Luis Obispo Comment
  SEINET898185  Astragalus lentiginosus Leslie Freeman 1963-1 172 San Luis Obispo About 1 mi southwest of Seaback Ranch headquarders. Caliente Mt. Drainage Area: Soda Lake. Comment
  UC909509  Astragalus miguelensis Roxana S. Ferris and Laura Lorraine 1950-8-14 12355 San Luis Obispo Ocean Bluffs at San Simeon Creek (State Highway 1); Ocean Bluffs at San Simeon Creek Comment
  CDA16078  Astragalus oxyphysus G. F. Hrusa 1999-4-17 14950 San Luis Obispo Caliente Range; S side of Caliente Ridge. 1066 Comment
  UC454662  Astragalus trichopodus var. lonchus I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Sand Hills Comment
  CAS-BOT-BC199105  Astragalus trichopodus var. phoxus R. F. Hoover 1947-5-30 7229 San Luis Obispo Huasna River just below confluence of Arroyo Seco, in rocky flood-bed. Comment
  OBI65037  Athysanus pusillus Greg Wilvert 2005-4-14 224 San Luis Obispo SE half of the Caliente Range. 2 km SSW of Lawson Spring 959 Comment
  UCD77417  Atriplex Robert E. Preston 1998-6-11 1109 San Luis Obispo Carrizo Plain, 0.75 mi SW of California Valley, on W side of Soda Lake Rd 597 Comment
  JEPS90673  Atriplex coulteri Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13710 San Luis Obispo PG&E Diablo Canyon Nuclear Power Plant facility site, at Crowbar Benchmark PG&E Diablo Canyon Nuclear Power Plant facility site; South Coast Ranges 6 Comment
  OBI51324  Atriplex leucophylla Jan Barber 1993-8-14 75 San Luis Obispo San Simeon State park Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  SBBG42997  Atriplex prostrata L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park Comment
  OBI71665  Atriplex semibaccata David J. Keil 1988-7-2 20848 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA202525  Atriplex semibaccata E. C. Twisselmann 1968-8-23 14906 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  CAS-BOT-BC180853  Atriplex serenana var. serenana Ernest C. Twisselmann 1954-10-9 1616 San Luis Obispo San Andreas Fault at Summit of Palo Prieta Canyon - Temblor Range and the Western San Joaquin Valley Comment
  OBI17274  Atriplex spinifera Robert F. Hoover 1966-3-30 9758 San Luis Obispo West side of Soda Lake, Carrizo plain Comment
  OBI17272  Atriplex spinifera Robert F. Hoover 1968-4-17 11060 San Luis Obispo N side of Soda Lake, Carrizo Plain Comment
  OBI69440  Atriplex spinifera David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30511 San Luis Obispo Carrizo Plain. Ca. 0.5 miles south of Belmont Trail along east side of Clarksburg Trail. 590 Comment
  SD232661  Atriplex triangularis George Helmkamp 1996-9-22 1213 San Luis Obispo Along San Simeon Creek, about 0.2 miles east of CA-1 Highway. 6 Comment
  OBI28180  Avena barbata Jeffery Null 1980-5-11 20 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  OBI70144  Avena fatua Bernard Miossi 1939-4-7 57 San Luis Obispo Collected in a field 1 m N of San Luis Obispo about 100 ft from Hwy 101 58 Comment
  OBI25843  Baccharis glutinosa David J. Keil 1977-8-21 12511 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  SBBG39327  Baccharis glutinosa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UC570439  Baccharis glutinosa William S. Cooper 1933-8-23 33 -134 San Luis Obispo Comment
  UCR200321  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road c. 2 mi east of Pozo Summit, in Mariana Creek drainage 671 Comment
  RSA0030659  Baccharis pilularis Travis Parker 2012-3-1 06 San Luis Obispo Cheda Ranch. Adjacent to the Stenner Creek riparian community, near the Cheda Ranch main facilities. 100 Comment
  OBI16971  Baccharis pilularis var. consanguinea Robert F. Hoover 1964-10-3 9318 San Luis Obispo Mouth of Coon Creek Comment
  CAS-BOT-BC99638  Baccharis plummerae R. F. Hoover 1949-9-9 7756 San Luis Obispo Forks of San Simeon Creek Comment
  OBI15179  Barbarea orthoceras F. Rush April1956 64 San Luis Obispo Mt. SLO, NE canyon Comment
  UCR61732  Barbarea orthoceras George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  CAS-BOT-BC75862  Berberis pinnata H. E. McMinn 1923-6-21 1163 San Luis Obispo Cuesta Grade, below summit San Marguerette. Comment
  RSA167182  Bergia texana E. C. Twisselmann 1962-7-12 7427 San Luis Obispo Summit of Palo Prieta Canyon. 610 Comment
  OBI37402  Berula erecta Eric Wise 1983-8-30 1754 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  SBBG18786  Blennosperma nanum var. nanum C. B. Hardham 1958-2-16 2831 San Luis Obispo ca. 1 mi W of Geneseo School Comment
  CAS-BOT-BC127814  Blepharizonia laxa Ernest C. Twisselmann 1954-6-26 1393 San Luis Obispo Hills at Summit of Palo Prieta Canyon 655 Comment
  RSA0008358  Blepharizonia laxa Lyman Benson 1937-10-17 8542 San Luis Obispo West of McKittrick, Kern Co. L[ine]; Mt. Range: Temblor. 854 Comment
  RSA216746  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at southeast end of Carrizo Plain Comment
  UC1321229  Blepharizonia laxa R. F. Hoover 1966-10-8 10149 San Luis Obispo pass at se end of Carrizo Plain 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
  OBI78843  Bolboschoenus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd on south side of Los Osos Creek estuary 2 Comment
  CAS-BOT-BC31044  Bolboschoenus maritimus Ernest C. Twisselmann 1952-6-21 106 San Luis Obispo O'Brien Lake, Twisselmann Ranch. Comment
  CAS-BOT-BC7638  Bolboschoenus maritimus R. F. Hoover 1946-9-21 6433 San Luis Obispo East shore of Morro Bay at estuary of Los Osos Creek, near fresh-water seepage. Comment
  OBI22604  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  SBBG118023  Bowlesia incana E. Painter, M. Wetherwax 2001-4-19 CR 58 San Luis Obispo Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  OBI64601  Bowlesia incana David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28691 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  RSA524216  Boykinia occidentalis David J. Keil 1983-9-10 17953 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  UCR96390  Brachypodium distachyon George K. Helmkamp 1996-9-22 1209 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI3847  Brassica nigra Elizabeth Rudd 1971-2-24 154 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  UC10281  Brassica nigra W. H. Brewer 1861-4-27 484 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC36608  Brassica nigra R. F. Hoover 1964-5-10 8746 San Luis Obispo East of Salinas River opposite San Miguel. Comment
  OBI15157  Brassica nigra Robert F. Hoover 1964-6-5 8901 San Luis Obispo Santa Lucia Range. Summit of Cuesta Pass Comment
  CDA38634  Brassica oleracea var. sabellica G. Perez/J. Steele 2012-9-13 PDR# 1599492 San Luis Obispo Montana de Oro State Park; Spooner's Cove. 0 Comment
  UC1126833  Brassica rapa H. C. Lee 1936-2-25 423 San Luis Obispo 2 mi nw of Nipomo (Nipomo Quadrangle); Nipomo Quadrangle 91 Comment
  OBI82678  Brassica tournefortii David J. Keil 2016-3-2 33524 San Luis Obispo San Luis Obispo. South Hills Open Space 50 Comment
  OBI65744  Brickellia californica D. R. Miller 1994-8-27 894 -533 San Luis Obispo Pine Mtn. These plants are in creekway below George Edmunison's pond; east slope of Pine Mt; Tobacco creek drainage. 168 Comment
  RSA25696  Briza maxima C. B. Wolf 1941-7-12 10989 San Luis Obispo along the coast at Washington school, 1 mile N of Pt. Sierra Nevada 8 Comment
  RSA770183  Brodiaea terrestris subsp. kernensis David J. Keil, Jason Dart, Meg Perry 2010-4-27 30726 San Luis Obispo Carrizo Plain southwest of Carissa Plains Elementary School, south of Highway 58 615 Comment
  UCD60259  Bromus P. B. Kennedy 1919-4-10 s.n. San Luis Obispo San Luis Obispo County. Comment
  CAS-BOT-BC144270  Bromus arenarius Ernest C. Twisselmann 1952-5-9 10 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 7 miles south of Cholame. Comment
  UCR266039  Bromus carinatus David J. Keil, Mike Walgren, Lisa Andreano 2012-5-15 31336 San Luis Obispo Central Coast, 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 Co. property, north of Diablo Canyon Nuclear Power Plant 360 Comment
  UCD57996  Bromus carinatus A. A. Beetle 1945-3-29 3974 San Luis Obispo San Luis Obispo County: Near Cayucos. Comment
  CAS-BOT-BC148960  Bromus carinatus var. carinatus R. F. Hoover 1964-5-14 8862 San Luis Obispo See Canyon. Comment
  CAS-BOT-BC149000  Bromus carinatus var. carinatus Clare B. Hardham 1958-3-22 2967 San Luis Obispo Santa Lucia Mountains. San Bernardo Creek. (Morro Bay). Comment
  UCR132013  Bromus catharticus George K. Helmkamp 2003-10-8 8206 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  UCD60216  Bromus catharticus var. elatus Ernest C. Twisselmann 1960-5-21 5970 San Luis Obispo San Luis Obispo County: Adelaide Road, 4.7 miles west of Paso Robles. 518 Comment
  CAS-BOT-BC155751  Bromus diandrus Ernest C. Twisselmann 1961-4-11 6039 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI3855  Bromus diandrus Elizabeth Rudd 1971-5-25 279 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  RSA0042488  Bromus diandrus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6416 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
  SBBG109715  Bromus diandrus C. B. Hardham 1959-5-6 4429 San Luis Obispo Bee Rock Rd to Nacimiento Lake Comment
  SBBG477  Bromus diandrus C. B. Hardham 1957-4-2 1612 San Luis Obispo Willow Crk district, SW of Paso Robles Comment
  SBBG95546  Bromus diandrus F. X. Villablanca 1986-5-17 3 San Luis Obispo 0.5 mi S of Ardath Street and 0.25 mi E of the end of Pineridge Rd Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  SD245203  Bromus grandis David J. Keil, Matt Riter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, Jenn Yost 2013-5-7 31730 San Luis Obispo Along upper slopes of Santa Lucia Mountaians along Rocky Butte Truck Trail. Pine Mountain. Forrested slope near road. 960 Comment
  OBI46090  Bromus hordeaceus LynneDee Oyler 1986-3-25 371 a San Luis Obispo Agua Escondido, USFS blue oak study area Comment
  OBI5530  Bromus hordeaceus Sharon Jochums 1974-4-10 124 San Luis Obispo W of hwy 1 on Point San Simeon Comment
  UC1131060  Bromus hordeaceus N. K. Carlson 1936-3-19 155 San Luis Obispo 1.9 mi ese of Picacho 175 Comment
  CAS-BOT-BC162412  Bromus laevipes R. F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  RSA201560  Bromus madritensis Robert F. Hoover 1964-6-6 8955 San Luis Obispo Tassajera Peak, nw of Cuesta Pass. Comment
  SEINET14423418  Bromus madritensis D. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-1 15946 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI19880  Bromus madritensis subsp. madritensis Walter F. Chesebro 1978-4-9 43 San Luis Obispo Collected near dunes just below entrance to Montana de Oro State Park Comment
  OBI22367  Bromus madritensis subsp. madritensis Robert F. Hoover 1964-4-14 8709 San Luis Obispo San Luis Obispo Comment
  OBI22419  Bromus madritensis subsp. madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon Comment
  OBI38060  Bromus madritensis subsp. madritensis David J. Keil, Kathryn Bay and Richard Ferguson 1984-4-28 18164 San Luis Obispo American Cyn area in La Panza Mts Comment
  CDA16876  Bromus madritensis subsp. rubens G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  UC1131208  Bromus madritensis subsp. rubens H. C. Lee 1937-4-21 842 San Luis Obispo 1 1/2 mi w of Paso Robles 320 Comment
  OBI79732  Bromus rubens David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31637 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  RSA0028085  Bromus rubens Greg Wilvert 2005-4-6 188 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  OBI22456  Bromus sitchensis Robert F. Hoover 1947-5-25 7212 San Luis Obispo Cambria Comment
  CAS-BOT-BC185628  Bromus tectorum Clare B. Hardham 1960-4-29 5541 San Luis Obispo Santa Lucia Mountains. Atascadero. Comment
  UC1583749 Image available Bromus vulgaris David Keil, V. L. Holland 1986-5-26 19602 San Luis Obispo Oak Shores development on n shore of Nacimiento Lake Nacimiento Lake; , Oak Shores development Comment
  SD178180  Cakile maritima G. K. Helmkamp 2004-3-23 8390 San Luis Obispo Central Coast: East-northeast of Nipomo; 1.5 mi southwest of Rancho Rd. along Dana Foothill Rd. Disturbed roadside in cattle rangeland beside Temattate Ridge. 170 Comment
  UCR231134  Cakile maritima R. F. Thorne, Percy C. Everett 1963-4-21 31630 San Luis Obispo Central Coast, south end of Morro Bay between bay and ocean 12 Comment
  IRVC29531  Cakile maritima G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5332 A San Luis Obispo Morro Rock. Central Coast 9 Comment
  SD71404  Calamagrostis rubescens R. F. Hoover 1950-6-21 8022 San Luis Obispo Santa Lucia Mountains; between Rocky Butte and Pine Mountains Comment
  OBI42390  Calandrinia breweri David J. Keil 1986-4-8 19111 San Luis Obispo Fire Ecology class trip to BLM and on E side of Santa Margarita lake Comment
  OBI44831  Calandrinia breweri David J. Keil 1985-3-31 18508 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill rd and hwy 229 Comment
  UC454268  Calandrinia ciliata H. F. T. San Luis Obispo Poly Farm Comment
  OBI80848  Calandrinia menziesii David J. Keil 2015-2-14 32621 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  OBI66188  Calendula officinalis D. R. Miller 1997-7-25 797 /673 San Luis Obispo Pine Mt Region. In garden area at 1st gate in San Simeon crk drainage 549 Comment
  OBI82341  Callitriche heterophylla var. bolanderi Michael Walgren 2016-2-29 486 San Luis Obispo Collected from a vernal pool in San Simeon State Park near the upper "Washburn" campground. 72 Comment
  OBI57235  Callitriche marginata David J. Keil, with Kathleen A. Keil 1998-4-4 26559 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  SBBG108265  Calochortus C. B. Hardham 1961-5-17 7067 b San Luis Obispo ridge ca. 1 mi NW of Ocean View Mine Comment
  UC1134445  Calochortus albus G. T. Nordstrom 1937-5-12 1206 San Luis Obispo 0.5 mi ese Asuncion School; Adelaida Quad. 396 Comment
  UC1296306  Calochortus albus R. F. Hoover 1949-5-17 7701 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  SBBG43644  Calochortus argillosus E. Painter, M. Wetherwax with N. Havlik 2003-5-30 SLO 340 San Luis Obispo between bog thistle exclosure and Chorro Crk; Camp San Luis Obispo 220 Comment
  OBI44954  Calochortus clavatus var. clavatus David J. Keil 1979-7-1 13122 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI59007  Calochortus clavatus var. clavatus David J. Keil 1998-6-30 27889 San Luis Obispo Caliente Range. Selby Rd., 4.6 road miles S of junction with Soda Lake Rd., 1.2 miles S of turnoff to Selby Camp. Comment
  UC2013236  Calochortus clavatus var. clavatus David Keil 1979-7-1 13122 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CAS-BOT-BC132423  Calochortus obispoensis Marion Ownbey; Ruth P. Ownbey 1938-7-4 1692 San Luis Obispo Reservoir Canyon, about 3 miles northeast of San Luis Obispo Comment
  CDA11643  Calochortus obispoensis G. F. Hrusa, T. D. Wilfred 1995-6-19 12343 San Luis Obispo Santa Lucia Mountains; Cuesta Ridge West. Comment
  POM181024  Calochortus obispoensis G. Sinseheimer 1930-6-20 s.n. San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  OBI83574  Calochortus simulans Melissa Mooney 2016-5-11 1606 San Luis Obispo Hi-Mtn Road NE of Lopez Lake, 1-2 mi. NE of Big Baldy; just before hairpin turn 487 Comment
  SBBG104904  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 549 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC496842  Calochortus venustus W. H. Brewer 1861-5-7 538 San Luis Obispo Nacimiento River Comment
  CAS-BOT-BC496847  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo San Luis + O'sos Valleys Comment
  CAS-BOT-BC106065  Calycadenia villosa Clare B. Hardham 1956-6-13 s.n. San Luis Obispo Northeast Spur of Black Mountain, La Panza Range 533 Comment
  RSA0008359  Calycadenia villosa Clare B. Hardham, Butterworth 1960-6-9 6132 San Luis Obispo Cammatta Ranch, Creston-Simmler Road Comment
  OBI66160  Calyptridium parryi var. parryi D. R. Miller, E. A. Appel 2001-5-26 501 /738 San Luis Obispo Pine Mt Region. On Ridge rd down slope from Rocky Butte rd jctn 900 Comment
  CAS-BOT-BC221406  Calystegia longipes Ernest C. Twisselmann 1955-7-22 2272 San Luis Obispo La Panza Range. Upper Toro Canyon 728 Comment
  OBI79507  Calystegia longipes David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31398 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  RSA394881  Calystegia macrostegia subsp. cyclostegia Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  SBBG95522  Calystegia macrostegia subsp. cyclostegia D. Keil 1983-5-22 17071 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1123619  Calystegia macrostegia subsp. cyclostegia N. K. Carlson 1936-3-18 144 San Luis Obispo .5 mi se Newsom Springs (Plot 3); Arroyo Grande Quad., se of Newsom Springs Comment
  UC455623  Calystegia macrostegia subsp. cyclostegia I. J. Condit 1907-12-16 San Luis Obispo C.P.S. Canyon C.P.S. Canyon (California Polytechnic School Canyon) Comment
  UC52171  Calystegia macrostegia subsp. cyclostegia Rev. R. W. Summers 1887-5-27 600 San Luis Obispo Comment
  CAS-BOT-BC221384  Calystegia macrostegia subsp. cyclostegia W. R. Dudley 1903-8-1 s.n. San Luis Obispo Coast trail near Water's, Santa Lucia Mts. Comment
  CDA39868  Calystegia malacophylla P. B. Kennedy Jun 1919 s.n. San Luis Obispo Paso Robles. 0 Comment
  SEINET205754  Calystegia occidentalis W. MacLeod, M. MacLeod 1966-5-29 San Luis Obispo 5 miles east of Margarita on CA highway 58 335 Comment
  OBI15288  Calystegia subacaulis subsp. episcopalis Jack A. Wick 1951-5-30 s.n. San Luis Obispo Along fence near Cal Poly chicken range Comment
  OBI63098  Calystegia subacaulis subsp. episcopalis David J. Keil 2002-4-4 29784 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  UCD163551  Camissonia campestris CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  SBBG87387  Camissonia campestris subsp. campestris C. F. Smith 1957-4-21 5144 San Luis Obispo Hwy 399 E of turnoff to Maricopa Comment
  SBBG119683  Camissonia campestris subsp. obispoensis E. Painter, M. Wetherwax 2000-5-17 CR 105 San Luis Obispo near exclosure S of Palisades of Nacimiento River, at jct of rd to top and Boundary Rd; Camp Roberts 240 Comment
  UC1122227 Image available Camissonia campestris subsp. obispoensis C. A. Graham 1938-4-26 379 San Luis Obispo 5 mi ese Bryson; Bryson Quad. 457 Comment
  RSA175080  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Thorne, Percy C. Everett 1962-10-3 31406 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  RSA43070  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo South end of Morro Bay Comment
  RSA145087  Camissonia contorta E. G. Linsley, J. W. MacSwain 1959-4-28 59 -83 San Luis Obispo 3 miles east of Santa Margarita Comment
  OBI73234  Camissonia strigulosa David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30739 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCSB42069  Camissonia strigulosa McEnulty, Mary 1979-5-30 San Luis Obispo Nipoma Mesa 30 Comment
  SD38678  Camissonia strigulosa Edith A. Purer 1933-7-20 5108 San Luis Obispo 5.0 miles north of Guadalupe. Comment
  OBI53821  Camissoniopsis cheiranthifolia Arthur W. Hazebrook 1993-1-9 180 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  UCD103454  Camissoniopsis hirtella G. F. Hrusa 1995-5-28 12283 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. On access road to Peak 1 Radio Facility. 640 Comment
  UC1183590  Camissoniopsis hirtella H. Lewis and H. Thompson 1957-6-8 1099 San Luis Obispo south road to Adelaida 6.4 mi from junction with Oak Flat Road (near Paso Robles) Comment
  OBI11899  Camissoniopsis micrantha Robert F. Hoover 1947-4-26 7099 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI11904  Camissoniopsis micrantha Robert F. Hoover 1967-5-6 10533 San Luis Obispo Jack Lake Comment
  UCR266175  Camissoniopsis micrantha David J. Keil, D. H. Wilken, Elizabeth Painter, Margariet Wetherwax, Jeff Greenhouse 2001-4-17 29321 San Luis Obispo Camp Roberts. Palisades area along dirt road 282 Comment
  RSA709393  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast: Oso Flaco Lake Road, 0.5 mile E of the lake. 9 Comment
  OBI80537  Capsella bursa-pastoris Josh Walker 2013-2-7 2 San Luis Obispo Paso Robles; 1 mile west of 24th and Vine St. on Nacimiento Lake Drive; 100 ft north of road. 338 Comment
  CAS-BOT-BC37646  Cardamine californica R. F. Hoover 1947-3-8 6658 San Luis Obispo Near Piedras Blancas Point. Comment
  OBI80819  Cardamine californica David J. Keil, with Kathleen Keil 1990-4-7 21373 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  UCR161286  Cardamine californica var. cuneata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9043 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills. 1.1 mi SW of Los Osos Valley Road along Prefumo Canyon Road 98 Comment
  OBI40358  Cardamine oligosperma David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18688 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UCR132028  Cardamine oligosperma George K. Helmkamp 2003-9-10 8136 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCR121776  Cardionema ramosissimum George K. Helmkamp 2002-4-20 7467 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI70784  Carex barbarae D. R. Miller 2009-4-15 409 .873 San Luis Obispo Pine Mt Region. On central Tobacco flats 600 Comment
  UCD77476  Carex brevicaulis Robert E. Preston 2000-4-10 1329 San Luis Obispo San Luis Obispo County: Ca. 3 mi n of Point Piedras Blancas, 0.1 mi s of Arroyo de la Cruz, on roadcut. 15 Comment
  SBBG59287  Carex cusickii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  RSA142237  Carex luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo North slope Cypress Mt. Santa Lucia Mountains. Comment
  UC1108384  Carex luzulina var. luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo Cypress Mountain, N slope Santa Lucia Mountains Comment
  OBI78914  Carex nudata David J. Keil 1988-3-19 20440 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
  POM230031  Carex nudata Alice Eastwood, John Thomas Howell 1937-5-1 4167 San Luis Obispo Reservoir Canyon near San Luis Obispo. Comment
  RSA180151  Carex nudata Clare B. Hardham 1959-5-19 4670 San Luis Obispo Las Tablas Creek, 7X Ranch. Santa Lucia Mountains. Comment
  SBBG104945  Carex obispoensis D. A. Young, F. L. Johnson 1992-6-19 ROB 108 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo Comment
  SEINET10709696  Carex obispoensis Piehl 1963-4-20 PIEHL 6374 San Luis Obispo Forming dense, firmly-rooted tufts 2 1/2' tall in chaparral and under Sargent cypress. 2 1/2 mi. W. of Cuesta Summit Pass (Highway 101). Comment
  RSA661627  Carex pansa Austin P. Griffiths, Joe R. Walker 1982-3-8 s.n. San Luis Obispo Ca. 1/4 mile S of Grand Ave. Ramp and about same N of benchmark. Pismo Dunes. 5 Comment
  OBI66474  Carex pellita David J. Keil, with Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  OBI70572  Carex praegracilis Larry Kelly, David J. Keil 1988-10-1 281 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC118553  Carex praegracilis R. F. Hoover 1946-7-14 6226 San Luis Obispo North end of Morro Bay on sand dunes. Comment
  OBI56990  Carex praegracilis Lynne Dee Oyler 1990-6-12 1173 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL Property Comment
  OBI22649  Carex serratodens Robert F. Hoover 1966-4-23 9835 San Luis Obispo La Panza Range. American Cyn campground Comment
  SBBG109364  Carex serratodens C. B. Hardham 1957-6-4 2064 San Luis Obispo San Marcos Crk near Oak Flat Rd Comment
  OBI64581  Carex serratodens David J. Keil, with V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  OBI73278  Carex spissa Michael Walgren 2010-1 San Luis Obispo Comment
  CAS-BOT-BC115632  Carex triquetra Alice Eastwood; John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district Comment
  SBBG127289  Carthamus lanatus D. Keil 2008-8-30 30559 San Luis Obispo Huasna Rd SE of Arroyo Grande, 3 mi SE of jct with Branch Mill Rd 107 Comment
  SD244579  Carthamus tinctorius David Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Scattered along roadside. Comment
  RSA164621  Castilleja affinis D. F. Howe 1963-5-18 s.n. San Luis Obispo By Oso Flaco Lake. Comment
  OBI62215  Castilleja affinis P. A. Holden 1968-4-27 227 San Luis Obispo N side of Cuesta Summit on old hwy Comment
  JEPS4844  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3210 San Luis Obispo e side summit of road between Templeton and Cayucos Comment
  SBBG116914  Castilleja affinis subsp. affinis C. F. Smith 1962-8-7 8051 San Luis Obispo Union Oil Lease, N of mouth of Santa Maria River Comment
  SBBG25037  Castilleja affinis subsp. affinis D. Myrick 1966-3-23 1300 San Luis Obispo just back of ocean bluff at Arroyo de la Cruz, ca. 6 mi N of San Simeon Comment
  JEPS90551  Castilleja brevistyla Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9383 San Luis Obispo ca. 0.8 mi ne KCL Ranch ((Wells Ranch 7 1/2' USGS quadrangle, 1954 edition, 217C)); Carrizo Plain 658 Comment
  JEPS99179  Castilleja densiflora Clare B. Hardham 1960-4-4 5312 San Luis Obispo Cantilena Creek 243 Comment
  OBI83606  Castilleja densiflora Michael Walgren, Bill Maslach 2016-4-9 536 San Luis Obispo Collected at a rocky outcrop in grassland in the foothills of the Santa Lucia Mountains between Arroyo de la Cruz and the northern county line, roughly 3.5 km inland from Highway 1. 130 Comment
  UC604939  Castilleja densiflora subsp. gracilis Roxana S. Ferris and Ruth P. Rossbach 1938-5-11 9433 San Luis Obispo 2 mi e Santa Margarita (on State Hwy 178) Comment
  OBI27853  Castilleja exserta Barrett Anderson 1971-3-18 63 San Luis Obispo Montano de Oro State Park, sandy area behind the dunes S of Hazard Cyn Comment
  UC454799  Castilleja exserta I. J. Condit 1908-4-4 San Luis Obispo Pecho coast Pecho (Sand Hills) Comment
  UCR190594  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-4-22 9406 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  OBI58803  Castilleja foliolosa David J. Keil 1998-5-13 27257 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  CDA17547  Castilleja miniata subsp. miniata Austin Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes; Just S. of Arroyo Grande Creek, near mouth. Comment
  UC1321249  Castilleja minor subsp. spiralis R. F. Hoover 1966-9-16 10018 San Luis Obispo 2 mi n Santa Margarita (Santa Margarita Creek); Santa Margarita Creek Comment
  UC1392921  Castilleja minor subsp. spiralis R. F. Hoover 1969-7-12 11435 San Luis Obispo bed Salinas River at Paso Robles Salinas River; Paso Robles Comment
  CAS-BOT-BC241104  Castilleja mollis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach 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
  CAS-BOT-BC38212  Caulanthus anceps David D. Keck; J. Clausen 1935-4-10 3139 San Luis Obispo East side of Soda Lake, Carrizo Plains. 609 Comment
  POM280708  Caulanthus anceps Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  CAS-BOT-BC38225  Caulanthus anceps David D. Keck 1933-5-4 2171 San Luis Obispo Cholame, west side of town. Comment
  SD58238  Caulanthus californicus W. L. Jepson 1932-4-3 16214 San Luis Obispo Carrizo Plain, opposite Panorama Hills. Comment
  OBI77750  Caulanthus coulteri David J. Keil 1998-4-9 26668 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  SD244646  Caulanthus coulteri var. coulteri David Keil 1998-4-9 26668 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd. Comment
  OBI2652  Caulanthus inflatus Dieter H. Wilken 1965-3-27 137 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  CAS-BOT-BC40471  Caulanthus inflatus H. D. Ripley; R. C. Barneby 1941-4-13 3244 San Luis Obispo Slopes of Temblor Range above Carrizo Plains. South SLO county. 1051 Comment
  CAS-BOT-BC40369  Caulanthus lasiophyllus R. F. Hoover 1958-3-19 8416 San Luis Obispo West side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC40378  Caulanthus lasiophyllus Katharine Brandegee s.n. San Luis Obispo Paso Robles. Comment
  OBI14898  Caulanthus lasiophyllus Robert F. Hoover 1967-3-27 10296 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI81216  Caulanthus lasiophyllus David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20384 San Luis Obispo Ca. halfway between Soda Lake Road and Seven Mile Road along Belmont Trail. 590 Comment
  UCD114689  Caulanthus lasiophyllus Ernest C. Twisselmann 1963-4-25 8105 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Goldtree Hills, 1.5 miles SW of Grants Lake. 731 Comment
  CAS-BOT-BC39511  Caulanthus lemmonii Lincoln Constance; Alan A. Beetle 1940-3-22 2537 San Luis Obispo Inner Coast Ranges. Two miles northeast of La Panza. 487 Comment
  SBBG29789  Caulanthus lemmonii I. L. Wiggins 1932-3-21 San Luis Obispo near jct of Carrisa Plain Rd with Bitterwater Valley Rd Comment
  RSA586434  Ceanothus cuneatus M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  UCR13725  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo La Panza, East central part of county 574 Comment
  CAS-BOT-BC48985  Ceanothus cuneatus Ira L. Wiggins 1929-4-13 3463 San Luis Obispo northeast of Cuesta Grade Comment
  OBI4916  Ceanothus cuneatus var. ramulosus John V. Stechman 1965-8-17 s.n. San Luis Obispo S side of Coon creek [Montana de Oro state park] Comment
  CAS-BOT-BC49125  Ceanothus cuneatus var. ramulosus Ernest C. Twisselmann 1959-4-10 5034 San Luis Obispo Irish Hills: Summit of Perfumo Canyon 350 Comment
  UC569705  Ceanothus foliosus B. Bolt 1936-6-4 753 San Luis Obispo 2.5 mi nw Cuesta; San Luis Obispo quad. 457 Comment
  OBI10526  Ceanothus foliosus Robert F. Hoover 1947-5-31 7241 San Luis Obispo Pine Mtn of la Panza range Comment
  OBI52032  Ceanothus foliosus var. medius Steven A. Junak 1990-4-26 4216 San Luis Obispo Santa Lucia Mts, CuestaRidge: E edge of Cuesta Ridge Botanical area, N of main rod (USFS #29S11.3) ca 2.7 mi W of hwy 101 on W side of access rd to KSBY television towers, ca 60 m N of locked gate Comment
  RSA216780  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa Summit south of Arroyo de la Cruz Comment
  SBBG104446  Ceanothus leucodermis M. D. Proctor, E. A. Young 1993-4-11 ROB 342 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  SDSU20248  Ceanothus maritimus Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3691 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  UCSC010712  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz 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
  RSA0036718  Ceanothus oliganthus var. sorediatus LeRoy Gross, Pam De Vries, Melinda Elster 2014-4-30 6354 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  SBBG16151  Ceanothus oliganthus var. sorediatus M. A. Piehl 1963-4-20 6373 San Luis Obispo ca. 0.75 mi W of Cuesta Summit Comment
  POM98146  Ceanothus oliganthus var. sorediatus P. A. Munz 1925-3-25 9201 San Luis Obispo Morro Creek. 305 Comment
  OBI10410  Ceanothus papillosus Robert F. Hoover 1964-5-12 8814 San Luis Obispo Head of Lopez Cyn Comment
  UC455335  Ceanothus papillosus California Polytechnic School Mar., 1905 48 San Luis Obispo Prefumo Canyon Comment
  OBI10395  Ceanothus papillosus Neil Havlik 1968-4-26 173 San Luis Obispo On ridge of mtn W of coon Crk, about 1-1/4 mi from end of Los Osos Valley rd Comment
  OBI10344  Ceanothus spinosus Ed Zimmerman 1966-4-18 9 San Luis Obispo Along roadside in Prefumo Cyn Comment
  SFV18788  Ceanothus thyrsiflorus A. Dittmer, R. Provin 2004-4-6 38 San Luis Obispo 0.25 miles south of Carpoforo Creek at pullout for Call Box 703. West side of Highway 1. Coastal terrace about 0.25 miles from ocean. 856 Comment
  CAS-BOT-BC52270  Ceanothus thyrsiflorus R. F. Hoover 1947-3-16 6669 San Luis Obispo Coast just south of Monterey Co. line Comment
  RSA77348  Ceanothus thyrsiflorus D. D. Keck 1932-5-11 1773 San Luis Obispo 3 miles W of Kings Mtn on road to Tunitas. 457 Comment
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Sep 28 2014
  SBBG71400  Ceanothus thyrsiflorus var. thyrsiflorus R. Hoffmann 1931-1-28 San Luis Obispo N of San Simeon Comment
  CDA7695  Centaurea calcitrapa G. K. Helmkamp, E. A. Helmkamp 2005-6-9 9607 San Luis Obispo Central Coast Ranges; Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road Comment
  OBI31979  Centaurea calcitrapa David J. Keil 1982-6-26 16223 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG104395  Centaurea calcitrapa D. A. Young, F. L. Johnson 1992-6-18 ROB 105 San Luis Obispo ca. 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC288666  Centromadia fitchii Ernest C. Twisselmann 1962-10-9 7910 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Rd, 1/8 mile N of Highway 178, on the NW end of Carissa Plains 632 Comment
  OBI56411  Centromadia fitchii David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28193 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  CAS-BOT-BC279312  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-11-28 16355 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  CAS-BOT-BC279317  Centromadia pungens subsp. pungens R. F. Hoover 1965-9-19 9616 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  UC1285068  Cerastium arvense R. F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park; Upper Arroyo Grande Comment
  OBI72458  Cerastium glomeratum A. Dilworth & J. Goldzman, J. Goldzman 1998-4-20 s.n. San Luis Obispo Camp Roberts. 20 m NNE of intersection of W Perimeter and Chalk Rock rds, Training Area Y3, LCTA Plot 52. UTMs NAD27: zone 10s, 700038E, 3955076N 300 Comment
  OBI80189  Cercocarpus betuloides David J. Keil 1978-3-25 12689 San Luis Obispo Irving Ranch. Comment
  CAS-BOT-BC137163  Cercocarpus betuloides var. betuloides Alice Eastwood; John Thomas Howell 1937-5-1 4183 San Luis Obispo Pettits Canyon, San Luis Range Comment
  UC1315060  Chaenactis fremontii R. F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt. Cuyama Valley, Chalk Mt. Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  UC1285396  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  CAS-BOT-BC277473  Chaenactis glabriuscula var. glabriuscula Ernest C. Twisselmann 1954-4-12 1041 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 6 miles south of Cholame 548 Comment
  CAS-BOT-BC277575  Chaenactis glabriuscula var. lanosa L. R. Abrams 1917-6-10 6510 San Luis Obispo Near Pismo Beach Comment
  POM204040  Chaenactis glabriuscula var. megacephala L. S. Rose 1934-3-27 34099 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC279628  Chaenactis stevioides R. F. Hoover 1952-5-24 8202 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC279640  Chaenactis stevioides R. F. Hoover 1967-4-9 10401 San Luis Obispo Elkhorn Scarp Comment
  CAS-BOT-BC284322  Chaenactis stevioides R. F. Hoover 1952-4-19 8120 San Luis Obispo North side of lower Cuyama Valley Comment
  CAS-BOT-BC279616  Chaenactis stevioides Ernest C. Twisselmann 1954-4-20 1094 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass, 7 miles south of Cholame 609 Comment
  UCR247974  Chenopodium album David J. Keil 1999-5-19 28346 San Luis Obispo Northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits 45 Comment
  UCR131908  Chenopodium ambrosioides George K. Helmkamp 2003-10-8 8200 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI66663  Chenopodium californicum D. R. Miller 1997-6-22 697 -666 San Luis Obispo Pine Mt. Region. 366 Comment
  RSA191877  Chenopodium californicum P. C. Everett 1963-4-21 31615 San Luis Obispo Sandy plain, S side of Morro Bay. 6 Comment
  SBBG112588  Chenopodium californicum C. B. Hardham 1956-5-20 224 San Luis Obispo Glen-Oak Flat, Warren Ranch Comment
  SD206978  Chenopodium littoreum Nuri Benet-Pierce, John P. Pierce 2010-6-7 312 San Luis Obispo Montana de Oro SP; From the beach parking lot, all the way torwards the beach. Morro Bay California. 14 Comment
  SBBG99505  Chenopodium macrospermum C. F. Smith 1961-9-15 6493 San Luis Obispo White Lake, S of Oceano Comment
  SDSU19548  Chenopodium murale Nuri Benet-Pierce, John P. Pierce 2010-6-7 309 San Luis Obispo Land Conservancy Preserve at Jack Lake, Guadalupe, California 14 Comment
  UCD59671  Chloris virgata Larry E. Brown 1971-9-5 2087 San Luis Obispo San Luis Obispo Co.: Near Creston. Comment
  CAS-BOT-BC184857  Chloris virgata Ernest C. Twisselmann 1954-11-12 1669 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hopper Ranch, 0.25 mile west of Shandon on San Juan Road. 315 Comment
  OBI51742  Chlorogalum pomeridianum R. Mike Arens 1994-3-12 20 San Luis Obispo Calif Polytechnic State Univ campus. Poly Cyn near Botanical Garden Yucca Ridge footpath 152 Comment
  OBI80998  Chlorogalum pomeridianum David J. Keil 2015-2-21 32649 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  SBBG123179  Chlorogalum pomeridianum var. minus D. Keil 2001-6-1 29533 San Luis Obispo Hwy 58, 4.7 rd mi E of Shell Crk Comment
Read comments
Nov 12 2011
  OBI52817  Chlorogalum purpureum var. reductum Clifton F. Smith 1988-5-17 12128 San Luis Obispo SE of hwy 58 and turnoff to Navajo Rd Comment
  UCD81780  Chorizanthe Mona Robison 1999-5-15 354 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Comment
  UCR142159  Chorizanthe angustifolia George K. Helmkamp, E. A. Helmkamp 2000-6-15 5672 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCR42877  Chorizanthe angustifolia subsp. angustifolia David J. Keil 1985-5-5 18757 San Luis Obispo Central Coast, Black Lake Canyon on Nipomo Mesa SE of Oceano 61 Comment
  CAS-BOT-BC191795  Chorizanthe breweri R. F. Hoover 1953-5-14 8294 San Luis Obispo Poly Canyon, Santa Lucia Range Comment
  SBBG117980  Chorizanthe breweri M. Wetherwax, E. Painter 2000-5-15 SLO 113 San Luis Obispo WNW of Chorro Reservoir, above water treatment plant; Camp San Luis Obispo 180 Comment
  RSA491698  Chorizanthe breweri James L. Reveal, C. Rose Broome 1987-6-17 6472 San Luis Obispo Along the road to Cerro Alto, 0.7 mile northwest of U.S. Highway 101 at Cuesta Summit, about 4.5 airline miles north of San Luis Obispo. 556 Comment
  UC1392884  Chorizanthe breweri R. F. Hoover 1969-6-23 11393 San Luis Obispo s slope of ridge nw Cuesta Pass Comment
  UCR190643  Chorizanthe douglasii George K. Helmkamp, E. A. Helmkamp 2005-4-22 9401 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  UC1136019  Chorizanthe membranacea G. T. Nordstrom 1937-5-16 1228 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Comment
  UC1136037  Chorizanthe palmeri G. T. Nordstrom 1937-6-1 1296 San Luis Obispo 1.5 mi nw Mammoth Rock School; Adelaida Quad. Comment
  UC454071  Chorizanthe palmeri Roadhouse 413 San Luis Obispo Prefumo Canyon Comment
  UCR118370  Chorizanthe palmeri George K. Helmkamp, E. A. Helmkamp 1998-7-1 4256 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  CAS-BOT-BC252742  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  CAS-BOT-BC257435  Chorizanthe rectispina Clare B. Hardham 1959-6-10 4804 San Luis Obispo The Santa Lucia Mountains. Santa Barbara Road, Atascadero Comment
  JEPS13591  Chorizanthe rectispina Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5237 San Luis Obispo 7.5 mi e Santa Margarita (Parkhill Road); e of Santa Margarita 457 Comment
  UCR38853  Chorizanthe staticoides R. J. Rodin 1962-5-10 6875 San Luis Obispo Central Coast, About 3 mi south of Hwy 101 on Cuesta Summit Rd. on road maintained by the Forest Service and Telephone Company Comment
  CAS-BOT-BC255269  Chorizanthe staticoides R. F. Hoover 1947-5-9 7126 San Luis Obispo Summit on road from Morano Creek to Calf Canyon Comment
  RSA522503  Chorizanthe staticoides David J. Keil 1986-5-28 19615 San Luis Obispo 0.25-0.5 mile W from jct. with Parkhill Road along Las Pilitas Road Comment
  CAS-BOT-BC247820  Chorizanthe uniaristata Ernest C. Twisselmann 1956-6-26 3014 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Temblor Mountains east of the Mariannas [Mariana] Ranch 1066 Comment
  OBI11170  Chorizanthe watsonii Robert F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  RSA0019330  Chorizanthe xanti Greg Wilvert 2005-4-2 96 San Luis Obispo Southeast half of the Caliente Range: 0.8 km WSW of Wells Spring. 980 Comment
  CAS-BOT-BC255370  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  OBI16759  Cichorium intybus Robert F. Hoover 1964-7-11 9153 San Luis Obispo Near San Luis Obispo on Edna Rd Comment
  RSA26271  Cirsium fontinale var. obispoense Alice Eastwood, John Thomas Howell 1938-6-14 5917 San Luis Obispo Prefumo Canyon. Comment
  OBI81490  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 20 San Luis Obispo Los Padres N.F. Fraser Canyon on road cut along Pozo Rd. c. 1 mile from Pozo Summit. Succesional fire chaparral. 573 Comment
  OBI81574  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 b San Luis Obispo East end of Santa Ysabel Road in Los Osos. Comment
  OBI81606  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 30 San Luis Obispo Los Padres N. F. on Road 29S02 at intersection with 28S02 near Navajo Campground. 305 Comment
  CAS-BOT-BC285453  Cirsium occidentale var. californicum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5249 San Luis Obispo Along grade on State Highway 178, eastern slope of La Panza Range, watershed of Mariana Creek, 0.5 mile below and east of Pozo Summit 731 Comment
  SD98829  Cirsium occidentale var. compactum Darley F. Howe 1977-5-17 4944 San Luis Obispo South of mouth of Arroyo de la Cruz. Comment
  SDSU3794  Cirsium occidentale var. compactum D. F. Howe 1977-5-17 4944 San Luis Obispo South of mouth of Arroyo de la Cruz. Comment
  OBI62939  Cirsium occidentale var. lucianum Jill M. Bushakra, John Bushakra 2000-6-4 35 San Luis Obispo 0.3 mi from Hwy 101 along W cuesta Ridge Rd 469 Comment
  UC1192200 Image available Cirsium scariosum var. citrinum Malcolm A. Nobs and S. Galen Smith 1949-6-23 829 San Luis Obispo 4 mi nw of Guadalupe; Osos Flaco Lake Comment
  CDA21725  Cirsium undulatum R. Funk 1950-10-2 San Luis Obispo Bonetti, Los Osos. 0 Comment
  OBI16716  Cirsium vulgare Robert F. Hoover 1965-9-18 9576 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  UC1100565  Cladium californicum Malcolm A. Nobs, S. Galen Smith 1949-6-23 858 San Luis Obispo Bog near Hwy 1, ca. 4 mi S of Arroyo Grande Comment
  UCD104009  Clarkia affinis L. D. Gottlieb 1988-6-22 8835 San Luis Obispo San Luis Obispo County: W of Paso Robles on Klau Mine Road. 0.1 mile S of intersection with Adelaida Road. Comment
  CAS-BOT-BC172278  Clarkia bottae John Thomas Howell; Alice Eastwood 1938-6-14 5935 San Luis Obispo Prefumo Canyon Comment
  SBBG11864  Clarkia bottae C. B. Hardham 1960-6-17 6155 San Luis Obispo Lopez Cyn Comment
  OBI19390  Clarkia bottae Robert J. Rodin 1954-1-10 5896 San Luis Obispo See Cyn Comment
  JEPS43461  Clarkia cylindrica subsp. clavicarpa W. L. Jepson 1927-5-30 12152 San Luis Obispo ca. 2 mi e Pine Creek birdge (between bridge and Cuyama Valley) 487 Comment
  CAS-BOT-BC172271  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1956-5-7 2781 San Luis Obispo Maxey Ranch, in the low hills east of the Cholame Valley 518 Comment
  JEPS13310  Clarkia cylindrica subsp. cylindrica Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5188 San Luis Obispo 4.5 mi n Creston Cemetery (along road from Creston to Shandon, near summit of grade) 457 Comment
  SBBG122895  Clarkia cylindrica subsp. cylindrica B. Ertter 1989-6-10 8561 San Luis Obispo Rd to Navajo Cmpgrd, edge of McGinnis Crk 3.5 mi from Hwy 58, E side of Black Mtn 609 Comment
  OBI70216  Clarkia epilobioides David J. Keil 2009-4-18 30582 San Luis Obispo El Chorro Regional Park, between San Luis Obispo and Morro Bay Comment
  OBI69766  Clarkia gracilis subsp. gracilis D. R. Miller 1993-5-15 593 -12 San Luis Obispo Pine Mt Region, along Tobacco Ridge Rd from Hearst pond down to Tobacco flats 549 Comment
  UCR248187  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  OBI64594  Clarkia modesta David J. Keil 2003-5-6 30165 San Luis Obispo Highway 58, ca. 1 mile east of Highway 229 Comment
  JEPS99217  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  OBI12105  Clarkia prostrata Robert F. Hoover 1964-6-13 9094 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI78325  Clarkia prostrata David J. Keil 1982-6-26 16209 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA0004432  Clarkia prostrata Harlan Lewis, M. Lewis 1950-6-10 712 San Luis Obispo Highway 1, 1.3 mi. north of Pico Creek Bridge (49-47), some 3 mi. north of Cambria. Comment
  UCR122480  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6633 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  UC1122411  Clarkia purpurea subsp. quadrivulnera P. L. Johannsen 1937-5-26 1151 San Luis Obispo 1 3/4 mi sw Temblor Ranch; McKittrick Quadrangle Comment
  CAS-BOT-BC163945  Clarkia purpurea subsp. quadrivulnera David D. Keck 1940-5-31 s.n. San Luis Obispo 2.4 mi. N. of Harmony in Green Valley (S. of Cambria) Comment
  CAS-BOT-BC164558  Clarkia purpurea subsp. viminea Mrs. R. W. Summers 1885-6-7 329 San Luis Obispo Hills, southern part of S.L.O. Co. Comment
  JEPS43749  Clarkia speciosa subsp. immaculata Rhoda Reed 1916-5-21 San Luis Obispo Cavitas Canyon San Luis Obispo Comment
  OBI49348  Clarkia speciosa subsp. immaculata LynneDee Oyler, Shar Schmutz 1992-1 San Luis Obispo Comment
  CAS-BOT-BC165360  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-5-28 3400 San Luis Obispo Intersection of Oak Flat Road and North Road to Adelaida Comment
  UC1122472 Image available Clarkia tembloriensis P. L. Johannsen 1937-5-19 1141 San Luis Obispo 1 1/2 mi nne Sandiego Joe's (Plot 269); McKittrick Quadrangle Comment
  CAS-BOT-BC165404  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  SEINET10492143  Clarkia tembloriensis Kimberlie McCue 1993-6-1 McCue 930601 -1B San Luis Obispo Head 1.9 mi N on Hurricane Rd from Elkhorn Rd. Turn left at fork, heading N .6 mi. Plants on E side of road. 914 Comment
  CAS-BOT-BC165585  Clarkia unguiculata R. F. Hoover 1969-6-3 11357 San Luis Obispo Calf Canyon Comment
  OBI12075  Clarkia unguiculata Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  UCR160161  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9562 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  RSA537460  Clarkia unguiculata Barbara Ertter 1989-6-10 8560 San Luis Obispo E side Black Mt ca 20 air miles ENE of San Luis Obispo, 3 1/2 mi from Hwy 58 on rd to Navajo Campground; La Panza Range. 610 Comment
  UC1072002  Clarkia unguiculata H. and M. Lewis 1947-7-25 473 San Luis Obispo 1.8 mi e of entrance Cerro Alto Camp (Morro Bay to Atascadero Rd.) Comment
  OBI58510  Claytonia exigua David J. Keil 1998-4-28 26935 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
  UCR41872  Claytonia perfoliata C. F. Smith 1950-3-17 2577 San Luis Obispo Near Pinole Springs southeast of Shandon 367 Comment
  RSA130664  Claytonia perfoliata R. W. Summers 1884-4-17 s.n. San Luis Obispo [Unspecified] Comment
  OBI10783  Claytonia perfoliata subsp. mexicana S. Patterson 1966-5-30 29 San Luis Obispo In Lopez Cyn Comment
  OBI31337  Claytonia perfoliata subsp. perfoliata Joy Nishida, Robert Allen 1982-4-10 211 San Luis Obispo American Cyn campground 536 Comment
  CAS-BOT-BC443650  Claytonia perfoliata subsp. perfoliata Eben McMillan 1952-5-7 113 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon. Comment
  CAS-BOT-BC91472  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Mountains at north edge of Cuesta Ridge Botanical Area. 579 Comment
  CAS-BOT-BC92708  Clematis ligusticifolia R. F. Hoover 1946-6-23 6196 San Luis Obispo Price Canyon. Comment
  CAS-BOT-BC92713  Clematis ligusticifolia Mrs. R. W. Summers 1886-4-1 s.n. San Luis Obispo Coast hills. Comment
  SBBG47357  Clematis ligusticifolia J. Copeland 1973-9-8 1024 San Luis Obispo near springs, 7 mi E of jct of Hwys 1 and 41 Comment
  RSA77988  Collinsia bartsiifolia var. bartsiifolia Verne Grant, Alva Grant 1948-5-28 8547 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  SEINET7063684  Collinsia heterophylla A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.8 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 734045mE, 3890909mN. (WGS84/NAD83). 213 Comment
  JEPS31060  Collinsia heterophylla Ernest C. Twisselmann 1960-5-17 5967 San Luis Obispo 2.6 mi w Paso Robles (Adelaide Rd) 341 Comment
  SBBG21326  Collinsia heterophylla J. Patman 1963-5-30 San Luis Obispo S of Cambria Comment
  SD130336  Collinsia heterophylla George Helmkamp 1989-4-17 San Luis Obispo At the crest of Prefumo Canyon Road, Irish Hills, farm country 366 Comment
  JEPS105751  Collinsia sparsiflora var. collina Clare B. Hardham 1961-3-17 6680 San Luis Obispo near Camp Natoma, Adelaida Comment
  UCR161012  Conicosia pugioniformis Mark S. Brunell, M. Okada 1993-7-25 s.n. San Luis Obispo Central Coast, Nipomo Dunes, 0.5 mi. west of Hwy 1, 0.6 mi north of Oso Flaco Lake Road 30 Comment
  OBI53893  Conicosia pugioniformis Arthur W. Hazebrook 1992-10-25 160 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  HSC91470  Conium maculatum Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro, Hazard Canyon Comment
  OBI28228  Conium maculatum Rick Frelinger 1982-5-25 90 San Luis Obispo San Luis Crk in Reservoir Cyn, plant above a crk bank Comment
  SEINET13761614  Conium maculatum R. R. Halse 2016-3-22 9668 San Luis Obispo Santa Maria Valley, at the end of Oso Flaco Road, ca 5 air miles S of Oceano. 3 Comment
  UC1122929  Conium maculatum H. C. Lee 1936-3-13 491 San Luis Obispo Grover 15 Comment
  OBI72446  Conium maculatum J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Bee Rock Rd at Low Water Bridge, E side of Bridge and both sides of Bee rock rd. UTMs (NAD27) zone 10, 699835E, 3961955N Comment
  OBI57553  Convolvulus arvensis David J. Keil 1998-6-8 27676 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
  OBI9588  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1969-7-17 11479 San Luis Obispo Ridge NW of Cuesta Pass 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
  UCSB59209  Cordylanthus rigidus subsp. rigidus Penkala, B.; Ryan, P. 1987-8-27 San Luis Obispo Reservoir Canyon, 1/3 mile from end of Reservoir Road, north of San Luis Obispo off Hwy. 101 182 Comment
  CDA15102  Coreopsis calliopsidea G. F. Hrusa 1998-3-28 14184 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in colony in heavy clayey, alkaline soil at edge of San Andreas rift pond on S side of Soda Lake Rd. immed. N of inters. w/Elkhorn Grade Rd. Comment
  CAS-BOT-BC101458  Corethrogyne filaginifolia Alice Eastwood 1927-7-30 14987 San Luis Obispo near mouth of [Arroya] Arroyo Grande Creek Comment
  CAS-BOT-BC101470  Corethrogyne filaginifolia R. F. Hoover 1952-11-1 8275 San Luis Obispo Caliente Mt. Comment
  OBI31643  Corethrogyne filaginifolia Turnquist, Smeltzer 1982-6-30 168 San Luis Obispo Laguna Lake Park Comment
  SBBG82919  Corethrogyne filaginifolia C. F. Smith 1966-8-23 San Luis Obispo Baywood, S of Morro Bay Comment
  OBI53814  Corethrogyne filaginifolia Arthur W. Hazebrook 1992-11-14 174 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along pipeline rd cuts and S dunes. At intersection fo rd cuts Comment
  OBI8413  Corethrogyne filaginifolia Lynne Dee Althouse 1977-4-16 46 San Luis Obispo Wolfe horse ranch near San Luis High School 130 Comment
  SBBG117864  Corethrogyne filaginifolia var. filaginifolia E. Painter, M. Wetherwax 2000-8-19 SLO 159 San Luis Obispo first ridge W of Cerro Romualdo, SW of Eucalyptus stand; Camp San Luis Obispo 120 Comment
  POM186464  Corethrogyne filaginifolia var. filaginifolia Thos. Craig 1933-7-3 1882 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  OBI79614  Cornus glabrata David J. Keil, with V. L. Holland 2013-4-16 31582 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  CAS-BOT-BC209811  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo Along Atascadero Creek, 4.3 miles west of Atascadero Comment
  OBI47364  Cornus glabrata David J. Keil 1987-11-11 20356 San Luis Obispo Atascadero, Just S of San Andres Ave bridge over Atascadero Crk Comment
  RSA646262  Cornus stolonifera Marion P. Harthill 1972-4-15 s.n. San Luis Obispo See Canyon 305 Comment
  OBI78750  Cortaderia jubata David J. Keil 2013-9-5 32025 San Luis Obispo Morro Bay State Park. Hillside at west base of Portola Hill above South Bay Blvd south of Quarry Trail trailhead along Live Oak Trail 24 Comment
  OBI81452  Cotoneaster lacteus Connor Skelly, Vincent Tran 2015-11-6 9 San Luis Obispo South Hills Open Space Comment
  CDA43349  Cotoneaster pannosus David J. Keil 2011-11-12 31190 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. Comment
  OBI53887  Cotula coronopifolia Arthur W. Hazebrook 1992-10-25 154 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  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
  OBI15236  Crassula aquatica Robert F. Hoover 1947-4-4 6870 San Luis Obispo 4 mi NE of Paso Robles on rd to Estrella Comment
  OBI82420  Crassula ovata David J. Keil 2015-9-29 33432 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  OBI3780  Crocanthemum scoparium Elizabeth Rudd 1971-6-10 310 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SBBG21331  Crocanthemum scoparium var. vulgare J. Patman 1963-5-30 San Luis Obispo rd to Nipomo, S of Oceano, E of Hwy 1 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
  OBI4090  Croton californicus Donald Myrick 1971-4-7 2201 San Luis Obispo Near ocean bluffs in Montana de oro State Park S of Morro Bay Comment
  OBI70109  Croton californicus Bernard Miossi 1939-8-4 142 San Luis Obispo At base of Indian Knob 137 Comment
  SD236230  Cryptantha G. K. Helmkamp, E. A. Helmkamp 2005-4-22 9409 San Luis Obispo Inner South Coast Ranges: Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek (La Panza Ranch 7.5'Q) 509 Comment
  CAS-BOT-BC189420  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range, Padrone Spring Canyon 762 Comment
  OBI34066  Cryptantha clevelandii Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI35303  Cryptantha clevelandii Melody Dickens 1980-4-30 17 BH San Luis Obispo On Black Hill, Morro Bay State Park Comment
  RSA585849  Cryptantha clevelandii G. Fred Hrusa 1995-5-28 12282 San Luis Obispo Black Butte Research Natural Area; immediately to SW of Peak 1 radio facility. 640 Comment
  UCR122137  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-4-21 5447 A San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  SBBG63993  Cryptantha clevelandii var. florosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  POM180537  Cryptantha clevelandii var. florosa Roxana S. Ferris 1929-4-15 7641 San Luis Obispo 2 miles north of Morro on the coast road, Comment
  UCR29898  Cryptantha corollata Robert F. Hoover 1967-4-15 10457 San Luis Obispo Canyon just west of 'Cottonwood Canyon Bridge', lower Cuyama Valley. 572 Comment
  OBI5619  Cryptantha leiocarpa Sharon Jochums 1974-5-18 204 San Luis Obispo Arroyo de la Cruz Comment
  SBBG127941  Cryptantha leiocarpa M. A. Elvin, G. M. Greenwald 2013-8-9 7243 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  OBI20778  Cryptantha microstachys Robert F. Hoover 1967-4-12 10435 San Luis Obispo Upper Arroyo Grande Comment
  SBBG108071  Cryptantha microstachys C. B. Hardham 1956-5-17 738 San Luis Obispo Chimney Rock Ranch near San Marcos Crk bridge Comment
  CDA11529  Cryptantha muricata G. F. Hrusa 1995-5-29 12326 San Luis Obispo Cuesta Ridge West; Approx. 1.25 m. NW of US 101 on main ridge northwest of Cuesta Pass. Comment
  RSA0042402  Cryptantha muricata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6518 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  SBBG106799  Cryptantha muricata C. B. Hardham 1956-6-15 995 San Luis Obispo V 2 Ranch, York Mtn Comment
  SEINET8697839 Image available Cupressus macrocarpa T. Reeves, D. J. Pinkava 1974-1 11920 San Luis Obispo Cuesta Ridge, 2.8 mi from Rte 101 and Cuesta Ridge Rd. jct Comment
  UC1134234  Cupressus sargentii B. Bolt 1936-5-13 715 San Luis Obispo 3 mi wnw of Cuesta; San Luis Obispo Quad. 670 Comment
  NY16855  Cupressus sargentii W. R. Dudley 1905-1-2 s.n. San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC215933  Cuscuta californica R. F. Hoover 1965-9-19 9595 San Luis Obispo 2 miles est of Santa Margarita Comment
  SEINET8075664  Cuscuta californica var. breviflora David Keil 2000-6-24 28824 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..; 0 335 Comment
  UCR67875  Cuscuta californica var. breviflora David J. Keil 1986-5-31 19626 San Luis Obispo Central coast, Los Osos - Baywood Park area. Undeveloped area between end of Martingale Avenue and Eto Lake, Morro Bay area 46 Comment
  CAS-BOT-BC224599  Cuscuta californica var. papillosa Alice Eastwood 1928-5-18 15150 San Luis Obispo San Simeon Bay near Cambria, San Luis Obispo Comment
  OBI14799  Cuscuta salina Robert F. Hoover 1965-10-1 9704 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  OBI14803  Cuscuta salina Marta Bruckner 1963-12-16 19 San Luis Obispo Morro Bay state park Comment
  HSC91796  Cynodon dactylon Susan H. Bicknell 1989-4-18 San Luis Obispo Montano de Oro State Park Comment
  UCR42816  Cynoglossum grande David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18680 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  CAS-BOT-BC114477  Cyperus eragrostis Ernest C. Twisselmann 1954-11-7 1652 San Luis Obispo Chris Twisselmann Ranch Comment
  OBI35104  Cyperus eragrostis Eric Wise 1981-7-10 907 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  CAS-BOT-BC114472  Cyperus eragrostis Ernest C. Twisselmann 1955-9-1 2357 San Luis Obispo Old Cuestra Grade, Santa Lucia Mountains. 289 Comment
  OBI6624  Cyperus eragrostis Greg Hassen 1975-6-24 2 San Luis Obispo Poly Cyn. Along East side of cyn in drainage ditch Comment
  RSA180137  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Santa Lucia Mountains: Atascadero Comment
  SBBG55640  Cyperus erythrorhizos D. Keil 1979-10-27 13640 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  OBI80674  Cyperus involucratus David J. Keil 1992-10-19 23842 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SD232557  Cyperus odoratus George Helmkamp 1996-6-21 1194 A San Luis Obispo Santa Margarita Lake. 395 Comment
  OBI66107  Dactylis glomerata D. R. Miller 1994-5-11 594 .331 San Luis Obispo Pine Mt Region. From near main house at Egeberg's ranch. San Simeon Crk drainage 600 Comment
  CAS-BOT-BC186648  Danthonia californica R. F. Hoover 1947-5-25 7213 San Luis Obispo Cambria Comment
  UC1125096  Datura wrightii G. T. Nordstrom 1937-6-24 1391 San Luis Obispo 2.7 mi sw Williams Ranch; Adelaida Quad. Comment
  OBI65620  Daucus pusillus G. F. Hrusa, D. ragan 1995-6-19 12350 San Luis Obispo Near summit of tall dune protecting W side of southernmost of Duck Club lakes 100 Comment
  RSA0041509  Daucus pusillus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6427 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
  OBI16276  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  OBI16282  Deinandra corymbosa Robert F. Hoover 1946-7-21 6236 San Luis Obispo Coast W of Cambria Comment
  CAS-BOT-BC299159  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1946-7-21 6236 San Luis Obispo Coast west of Cambria Comment
  UC480894  Deinandra fasciculata I. J. Condit 1908-5-25 1 San Luis Obispo San Luis Obispo Comment
  JEPS98941  Deinandra fasciculata Bruce G. Baldwin 1985-9-29 533 San Luis Obispo immediately N of Los Osos Valley Road at extreme western edge of Laguna Lake Village Comment
  SBBG19653  Deinandra halliana E. C. Twisselmann 1963-5-4 8133 San Luis Obispo Cholame Valley, jct of hwys 41 and 466, 1.5 mi E of Cholame 365 Comment
  CAS-BOT-BC299389  Deinandra increscens subsp. increscens Lewis S. Rose 1936-10-18 36778 San Luis Obispo Pismo Beach 15 Comment
  CAS-BOT-BC299390  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  OBI16163  Deinandra increscens subsp. increscens Robert F. Hoover 1946-7-14 6225 San Luis Obispo N end of Morro Bay Comment
  OBI59242  Deinandra increscens subsp. increscens G. F. Hrusa 1998-7-21 14746 San Luis Obispo South Coast Ranges. Price Cyn Rd 2 mi Sw of intersection with hwy 227 at Edna. USGS Quad. Arroyo Grande NE 7.5 95 Comment
  UCSB32633  Deinandra kelloggii Nielsen, P. 1977-5-26 San Luis Obispo 6 miles northeast of Calif. 46 on Calif. 41 548 Comment
  CAS-BOT-BC292038  Deinandra pentactis David D. Keck; J. Clausen 1934-4-26 2794 San Luis Obispo West side of Cottonwood Pass, 6.5 mi. N. E. of Cholame Comment
  SBBG104514  Deinandra pentactis F. L. Johnson, E. A. Young 1993-5-25 ROB 588 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  CAS-BOT-BC292082  Deinandra pentactis David D. Keck 1934-4-26 2804 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  CAS-BOT-BC292087  Deinandra pentactis H. M. Hall 1930-11-13 13042 San Luis Obispo Atascadero Hills, south of town Comment
  UC1392932  Deinandra pentactis R. F. Hoover 1969-9-9 11577 San Luis Obispo 4 mi w of Paso Robles; Road to Nacimiento Dam 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
  UCD95745  Delphinium gypsophilum P. Schiffman 1993-4-25 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Plain, exposed S-facing hillside N of Elkhorn Rd., approx. 8 mi from intersection with Simmler Rd. Comment
  SBBG9331  Delphinium nudicaule C. B. Hardham 1959-5-9 4456 San Luis Obispo Franklin Crk near Camp Natoma Comment
  CAS-BOT-BC9866  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  UC1296251  Delphinium parishii subsp. pallidum R. F. Hoover 1952-5-25 8226 San Luis Obispo Caliente Mt. Comment
  UC573195  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quadrangle 243 Comment
  UC52184  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-4-21 8 San Luis Obispo Santa Margarita Valley Comment
  CDA28770  Delphinium parryi subsp. parryi G. F. Hrusa, S. Dubiel 2009-5-24 17873 San Luis Obispo Santa Lucia Mountains; Cypress Mtn. Rd. +/- 3/4 mi. past intersection w/Klau Mine Rd. 342 Comment
  OBI27320  Delphinium parryi subsp. parryi Robert L. Allen, Nancy E. Arnold 1981-5-10 286 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. Base of N facing slope, near ravine 305 Comment
  SBBG113486  Delphinium parryi subsp. parryi C. B. Hardham 1956-5-31 815 San Luis Obispo Adelaida Rd near Hilltop Ranch Comment
  CAS-BOT-BC116362  Delphinium parryi subsp. parryi H. D. Ripley; R. C. Barneby 1941-4-27 3288 San Luis Obispo Painted Rocks, Carrizo Plain 853 Comment
  CAS-BOT-BC116367  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1954-5-28 1305 San Luis Obispo Summit of Palo Prieta Creek, 8 miles south of Cholame 609 Comment
  CAS-BOT-BC121445  Delphinium parryi subsp. parryi Alice Eastwood 1928-5-17 15136 San Luis Obispo Along the old road to Pozo Comment
  UC1018170  Delphinium parryi subsp. parryi C. Epling and R. Epling May 1947 741 San Luis Obispo Hwy 1 2 mi n Harmony Comment
  UCR101003  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, c. 5 mi. NW of Soda Lake 610 Comment
  CAS-BOT-BC17128  Delphinium recurvatum Ernest C. Twisselmann 1955-4-26 1900 San Luis Obispo Soda Lake alkaline sinks, 1 mile north of Soda Lake 640 Comment
  CAS-BOT-BC17132  Delphinium recurvatum Eben McMillan 1958-4-18 43 -4 San Luis Obispo Low hills southeast of Soda Lake 670 Comment
  LA207600  Delphinium umbraculorum Carl Epling; R. Epling May 1947 740 San Luis Obispo 3.7 mi. S of Klau Comment
  UC573586  Delphinium variegatum T. M. Hendrix 1937-4-28 138 San Luis Obispo 4.3 mi ene New District School; Pozo Quadrangle 365 Comment
  PASA2567  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Fields, near Santa Margarita Comment
  UCR134413  Dendromecon rigida George K. Helmkamp, E. A. Helmkamp 2001-4-29 6573 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  OBI73232  Deschampsia danthonioides David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30737 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UCR224694  Deschampsia danthonioides Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  CAS-BOT-BC201623  Deschampsia danthonioides Ernest C. Twisselmann 1954-5-15 1479 San Luis Obispo At Palo Prieta Summit, 8 miles south of Cholame 667 Comment
  SBBG116533  Deschampsia danthonioides D. H. Wilken 2003-4-11 San Luis Obispo flat near base of hills 1.4 km ENE of Nacimiento Ranch site; 0.8 km SE of Nacimiento River; Camp Roberts 194 Comment
  SBBG16888  Descurainia pinnata M. A. Piehl 1963-4-21 6383 San Luis Obispo S end of Morro Bay, ca. 1.3 mi W of Los Osos 12 Comment
  UC564110  Descurainia pinnata subsp. menziesii Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Road) Comment
  OBI17945  Descurainia sophia Robert J. Rodin 1966-4-29 7174 San Luis Obispo Carissa Plains Comment
  UCD114809  Descurainia sophia Robert 'Roy' J. van de Hoek 1995-3-26 223 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.5 mile northwest of the Van Matre Ranch. 650 Comment
  CAS-BOT-BC209243  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  SEINET3929537  Dichelostemma capitatum David Keil 1987-5-6 20137 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  OBI64162  Digitaria didactyla David J. Keil 2003-5-31 30268 -7 San Luis Obispo Los Osos, South Bay Park Comment
  CAS-BOT-BC209091  Digitaria sanguinalis R. F. Hoover 1964-9-16 9306 San Luis Obispo Cal Poly Campus Comment
  CAS-BOT-BC152488  Diplacus aurantiacus John Thomas Howell 1964-6-29 40729 San Luis Obispo In Monterey pine forest adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  SD249288  Diplacus aurantiacus Reece Camper, Chris OConnor 2014-5-20 1 San Luis Obispo San Luis Obispo. Mariposa trail, about a mile in, on the side of a hill. Comment
  OBI58799  Diplacus fremontii David J. Keil 1998-6-5 27613 San Luis Obispo 0.4 miles W of junction with Shell Creek Rd. on Hwy 58. Comment
  SBBG7031  Diplacus fremontii C. B. Hardham 1958-5-28 3433 San Luis Obispo ca. 0.5 mi W of Chimney Rock, north rd to Adelaida Comment
  CAS-BOT-BC150564  Diplacus linearis R. F. Hoover 1948-5-22 7538 San Luis Obispo Summit on road from Paso Robles to Adelaida Comment
  SBBG129267  Diplacus longiflorus D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17992 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  CAS-BOT-BC150713  Diplacus longiflorus Clare B. Hardham 1960-5-21 5853 San Luis Obispo Black Mountain, Highland District east of Creston Comment
  OBI37088  Dipsacus sativus Eric Wise 1981-6-15 625 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  OBI51182  Dipsacus sativus Jan Barber 1993-7-9 46 San Luis Obispo San Simeon State Park Comment
  UC1120026  Dipsacus sativus G. T. Nordstrom 1937-6-10 1329 San Luis Obispo 1.85 mi sw of Asuncion School 304 Comment
  CDA6699  Dipsacus sativus L. Julian 2000-10-12 1 San Luis Obispo On route to Escuela Ranch. Road opposite Cuesta College from Highway 1. 0 Comment
  OBI15095  Dithyrea maritima Robert F. Hoover 1947-7-11 7300 San Luis Obispo S end of Morro Bay at edge of sandy beach Comment
  OBI75624  Dittrichia graveolens Joe Gutshall, Ian Thompson, Julia Bozarth, Elizabeth Berry, Frankie Griggs 2011-11-3 3 San Luis Obispo Near the Irrigation Mgt Experimental Field, along Horse Crk Comment
  OBI55230  Dodecatheon clevelandii Greg Frugoli 1997-2-22 5 San Luis Obispo La Panza bypass, La Panza Range, Los Padres NF (hwy 58 burn area) Comment
  SBBG34876  Dodecatheon clevelandii Mrs. R. W. Summers -Oct-1886 San Luis Obispo San Luis Obispo Comment
  UCSB7576  Dodecatheon clevelandii Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 4 miles east of Pozo, La Panza Range. 487 Comment
  UCSB16262  Dodecatheon clevelandii Fox, Lynn 1963-3-2 San Luis Obispo west of the Mountain Springs Road, 2.0 miles southwest of Buena Vista Mine, 13.2 miles west of US Highway 101, Paso Robles 457 Comment
  UC1929591  Dodecatheon clevelandii subsp. insulare Steve Boyd 2007-2-17 11718 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian Creek drainage. 671 Comment
  UCD77093  Dodecatheon clevelandii subsp. insulare Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4646 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  RSA8377  Dodecatheon clevelandii subsp. insulare Dorothy Wiggins 1932-3-21 5826 San Luis Obispo Heavy soil on Carisa Plains 7 mi. W. of Simler. Comment
  UC1392811  Dodecatheon clevelandii subsp. patulum R. F. Hoover 1968-3-9 10898 San Luis Obispo Pennington Creek Comment
  SBBG107043  Downingia cuspidata C. B. Hardham 1957-4-23 1707 San Luis Obispo 1.5 mi E of Paso Robles, Creston Rd Comment
  UC456056  Downingia cuspidata Richard M. Straw 1909-4-17 San Luis Obispo Paso Robles Comment
  SD244658  Downingia cuspidata David Keil 1998-5-6 27076 San Luis Obispo 1 mile N of Hwy 46 along Buena Vista Drive. Comment
  OBI35252  Drosanthemum floribundum H. E. Jones 1981-5-18 26 San Luis Obispo Point Piedras Blancas Comment
  OBI3976  Drymocallis glandulosa Elizabeth Rudd 1971-4-26 244 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI31494  Drymocallis glandulosa Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 450 San Luis Obispo Just NW of American Cyn campground 524 Comment
  RSA123328  Drymocallis glandulosa T. M. Hendrix 1937-3-5 142 San Luis Obispo 2.25 miles SE of El Dorado School 442 Comment
  CAS-BOT-BC159526  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-4-28 13648 San Luis Obispo Cambria Comment
  OBI80903  Dryopteris arguta David J. Keil 2015-2-14 32616 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  SBBG95557  Dryopteris arguta J. Eliot 1986-5-21 13 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo; small ridge above rd, W side Comment
  LA204782  Dudleya abramsii subsp. murina Kei Nakai; 1978-9-1 417 San Luis Obispo Cuesta Canyon Park, San Luis Obispo, around the park's parking lot Comment
  UC1015351  Dudleya abramsii subsp. murina Reid Moran 1948-5-30 3083 San Luis Obispo just e San Louis Obispo (alongHwy 101) Comment
  UC933329  Dudleya abramsii subsp. murina Reid Moran 1949-4-26 3231 San Luis Obispo Cuesta Grade Comment
  OBI78781  Dudleya blochmaniae Michael Walgren 2014-4-15 392 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  OBI81776  Dudleya blochmaniae G. Butterworth 2015-5-18 956 San Luis Obispo Chorro Creek Ecological Reserve. Mainly N & NE slopes, big hill. 146 Comment
  OBI51263  Dudleya lanceolata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .16 San Luis Obispo San Simeon State park NE corner of park Comment
  OBI77987  Dudleya lanceolata Kristin Brewer, Sarah Blaser 2006-6-13 3 San Luis Obispo 5.5 mi N of Ragged Point on hwy 1 Comment
  UC1731310  Dudleya lanceolata Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13737 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (on slope e of Last Benchmark, on PG&E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); South Coast Ranges, Irish Hills 441 Comment
  CAS-BOT-BC414801  Dudleya lanceolata K. Nakai 1980-9-4 636 San Luis Obispo 0.8 mi. n of Hwy 46 on Hwy 1 Comment
  CAS-BOT-BC414808  Dudleya lanceolata Roxana S. Ferris 1939-6-18 9786 A San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road. Santa Lucia Mts. 350 Comment
  SBBG113595  Dudleya pulverulenta C. B. Hardham 1959-6-30 4946 San Luis Obispo Eagle Ranch, Atascadero, Santa Barbara Rd Comment
  OBI33097  Dysphania multifida David J. Keil 1983-7-18 17407 San Luis Obispo Baywood park business district Comment
  OBI16607  Eastwoodia elegans Robert F. Hoover 1946-6-2 6134 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI58948  Echinodorus berteroi David J. Keil 1998-8-19 27950 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  CAS-BOT-BC208502  Ehrharta calycina Clare B. Hardham 1959-4-19 4269 San Luis Obispo Nipomo Comment
  RSA682345  Ehrharta calycina Scott D. White, Ken McDonald 2001-5-9 8507 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SEINET244869 Image available Ehrharta calycina George K. Helmkamp 2002-4-20 7466 San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  CAS-BOT-BC208507  Ehrharta calycina John Thomas Howell 1968-4-24 44192 San Luis Obispo Just south of Nacimiento Dam on road to Pass Robles, Santa Lucia Mts. Comment
  SD245352  Elatine californica David Keil 1998-5-6 27111 San Luis Obispo NE of Paso Robles. 0.3 mi. N of junction with Tower Rd. on Jardine Rd. Rivendell Arabian horse farm. Vernal pool. Comment
  OBI33445  Elatine rubella David J. Keil 1983-10-21 17996 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property. Very local on damp soil around fringes of Creston Lake Comment
  SBBG104885  Eleocharis macrostachya F. L. Johnson, E. A. Young 1993-5-25 ROB 616 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI35149  Eleocharis macrostachya Eric Wise 1981-9-17 1166 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Small, private lake. 5.7 mi E of Park Hill Rd turn rt. 100 m past "Circle Inn" 2-3 km on rd beyond hwy 58 Comment
  OBI58898  Eleocharis macrostachya David J. Keil 1998-5-6 27100 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI60780  Eleocharis macrostachya David J. Keil 1991-5-18 21543 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  RSA0029469  Eleocharis rostellata David J. Keil, Lynne Dee Oyler 1990-9-28 21470 San Luis Obispo San Luis Obispo-Santa Barbara County line area west of Guadalupe. From west end of West Main Street eastward along channel of Santa Maria River. 4 Comment
  OBI22618  Eleocharis rostellata Robert F. Hoover 1950-5-11 7908 San Luis Obispo Upper Arroyo Grande above County park Comment
  OBI21759  Elymus glaucus Robert F. Hoover 1953-5-3 8284 San Luis Obispo Lopez Cyn Comment
  UC337721  Elymus glaucus unknown San Luis Obispo Comment
  CAS-BOT-BC228688  Elymus multisetus Eben McMillan 1952-5-29 136 San Luis Obispo Choice Valley, 1 mi. s., 8 mi. e Shandon Comment
  OBI44855  Elymus multisetus David J. Keil 1979-7-1 13141 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI81315  Elymus multisetus David J. Keil, Janet Haden 1988-5-24 20692 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  OBI21777  Elymus multisetus Robert F. Hoover 1964-7-9 9135 San Luis Obispo 5 mi W of Pozo (Salsipuedes Crk) Comment
  OBI58426  Elymus pacificus Austin P. Griffiths, M. J. Hart, Stan Garcia 1986-5-27 s.n. San Luis Obispo Oceano Region. Residential backyard, NE corner of Oceano on old sand dunes. Township/range T32S, R12E BM:M Comment
  OBI31083  Elymus triticoides Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI60869  Elymus triticoides Larry Kelly, David J. Keil 1988-10-1 308 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI43357  Elymus triticoides Eric Wise 1981-6-29 826 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI75731  Emex spinosa Mark Markwort 2011-4-30 411 .94 San Luis Obispo Cayucos, Ca. Studio Dr. Parking lot S of Old Crk adj to beach Comment
  RSA0029043  Emmenanthe penduliflora Greg Wilvert 2005-3-26 45 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 826 Comment
  CAS-BOT-BC81656  Ephedra californica R. F. Hoover 1968-4-17 11056 San Luis Obispo Foothills of Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC81664  Ephedra californica Ernest C. Twisselmann 1954-6-5 1319 San Luis Obispo Panorama Hills, 2 miles north of Crocker Grade, Southeastern San Luis Obispo County 670 Comment
  OBI7496  Ephedra californica Rimo Bacigalupi, R. S. Ferris & G. T. Robbins 1955-5-24 5220 San Luis Obispo Beside US hwy 399 (and State hwy 166) in upper part of cuyama Valley 0.8 mi E of jctn with road from Ventura (US 399 Southward) 777 Comment
  UC599266  Ephedra californica Frank W. Peirson 1938-4-12 12381 San Luis Obispo upper part of valley, which is in the extreme se corner of county Cuyama Valley Comment
  UCR248213  Epilobium campestre David J. Keil 1998-8-19 27987 San Luis Obispo Carrizo Plain, Seven Mile Road at Brythe Road, 0.3 mi from Soda Lake Road 585 Comment
  OBI51311  Epilobium canum subsp. canum Jan Barber 1993-8-21 88 San Luis Obispo San Simeon State Park. Above San Simeon crk Comment
  OBI65191  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo SE Half of Caliente Range. Semper Spring 888 Comment
  CAS-BOT-BC166412  Epilobium canum subsp. canum W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mountains - valley near summit Comment
  CAS-BOT-BC166417  Epilobium canum subsp. canum Ernest C. Twisselmann 1956-11-3 3220 San Luis Obispo La Panza Range. Canyonside below Salinas Dam 396 Comment
  OBI3491  Epilobium ciliatum Lynch 1971-5-29 47 San Luis Obispo S shore Shepherd's Reservoir. Cal Poly campus Comment
  UC2027015  Epilobium ciliatum subsp. ciliatum Greg Wilvert 2005-6-29 485 San Luis Obispo Southeast Half of the Caliente Range. Padrones Spring Comment
  RSA43100  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1946-8-24 6326 San Luis Obispo Near Laguna near San Luis Obispo Comment
  SBBG18774  Epilobium densiflorum C. B. Hardham 1963-7-3 10909 San Luis Obispo Waterdog Crk 609 Comment
  OBI27755  Epilobium torreyi David J. Keil 1980-9-21 14244 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  JEPS50755  Epipactis gigantea Rimo Bacigalupi 1967-6-27 9301 San Luis Obispo first canyon 1/3 mi n San Carpoforo Canyon (along CA Hwy 1) 45 Comment
  OBI78794  Equisetum X ferrissii David J. Keil 2013-9-4 32016 San Luis Obispo Morro Bay State Park. East of Los Osos Middle School sports fields 13 Comment
  LA211695  Equisetum laevigatum Mark A. Elvin; 2014-5-2 211695 San Luis Obispo GUADALUPE DUNES, Guandalupe-Nipomo Dunes National Wildlife Refuge, "Colorado Pond," ca. 80 meters from south Refuge boundary. 17.0 Comment
  CAS-BOT-BC57448  Equisetum laevigatum R. F. Hoover 1947-4-27 7111 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI35074  Equisetum telmateia Eric Wise 1981-6-26 689 San Luis Obispo Drainage ditch at eat entrance of Cambria Air Force Station. 5.6 mi. S. of Cambria W. of Hwy. 1. Comment
  OBI64771  Eragrostis cilianensis D. R. Miller 2005-7-26 705 .815 San Luis Obispo Pine Mt Region. At D.R. Miller property 701 Comment
  CAS-BOT-BC209640  Eremalche parryi Ernest C. Twisselmann 1958-4-29 4384 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 746 Comment
  OBI77130  Eremalche parryi subsp. kernensis Craig Woods 1978-4-9 41 San Luis Obispo Carrizo plain, 1/2 mi NW of Hurricane rd, along Sim. Soda lake rd 747 Comment
  OBI8546  Eremalche parryi subsp. kernensis Craig Woods 1978-4-9 41 San Luis Obispo Carrizo Plain, 1/2 mi NW of Hurricane Rd, along Sim. soda lake rd 747 Comment
  UC1576174  Eremalche parryi subsp. kernensis David Keil with Rhonda Riggins and Kathryn Bay 1986-4-26 19268 San Luis Obispo 1.5 mi n.e. of junction of Elkhorn Rd. on Crocker Grade Rd.; Temblor Range 838 Comment
  OBI45903  Eremothera boothii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19288 San Luis Obispo SW flank of Temblor Range. 0.7 mi NE of Elkhorn Rd on unnamed powerline corridor rd 777 Comment
  UC1122194  Eremothera boothii subsp. decorticans H. C. Lee 1937-4-23 854 San Luis Obispo 2 mi nw Paso Robles; Paso Robles Quadrangle Comment
  CAS-BOT-BC160162  Eremothera boothii subsp. decorticans Clare B. Hardham 1956-5-15 710 San Luis Obispo Peachy Canyon Comment
  CAS-BOT-BC160167  Eremothera boothii subsp. decorticans Ernest C. Twisselmann 1954-4-22 1111 San Luis Obispo Palo Prieta Canyon: 4 miles south of Cholame 487 Comment
  CAS-BOT-BC512639  Eriastrum calocyanum R. F. Hoover 1952-11-1 8271 San Luis Obispo Caliente Mt. Comment
  OBI11540  Eriastrum calocyanum R. F. Hoover 1946-6-2 6126 San Luis Obispo La Panza district Comment
  UC455684  Eriastrum densifolium subsp. densifolium J. E. Roadhouse 1905-5-20 San Luis Obispo Morro Comment
  UCSB37986  Eriastrum densifolium subsp. densifolium Edge, Lyda 1974-7-10 San Luis Obispo Los Osos Comment
  UC1315103  Eriastrum pluriflorum R. F. Hoover 1967-6-4 10618 San Luis Obispo on Hwy 58 between San Juan River and Carrizo Plain Comment
  OBI11555  Eriastrum pluriflorum subsp. sherman-hoytiae R. F. Hoover 1967-6-4 10598 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  OBI16587  Ericameria arborescens Robert F. Hoover 1946-9-15 6403 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI58662  Ericameria arborescens Greg Frugoli 1997-11-27 124 San Luis Obispo Lower loop trail of Cerro alto campground, Los Padres NF; site of Hwy 41 fire Comment
  UC1118722  Ericameria ericoides H. C. Lee 1936-6-2 651 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  UCR123550  Ericameria ericoides George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5341 A San Luis Obispo Central Coast, Montana de Oro State Park 61 Comment
  UC1285345  Ericameria ericoides R. F. Hoover 1946-10-20 6525 San Luis Obispo near railroad siding Callender Comment
  RSA592101  Ericameria ericoides var. ericoides R. E. Riefner Jr. 1992-5-11 92 -417 San Luis Obispo Montana de Oro State Park Comment
  UC1118746  Ericameria linearifolia T. M. Hendrix 1939-3-27 958 San Luis Obispo 1 mi s Twin Rocks; Los Padres National Forest, Branch Mt. Quad. 381 Comment
  CAS-BOT-BC299083  Ericameria nauseosa var. hololeuca John Thomas Howell 1973-11-2 50315 San Luis Obispo Plain of Upper Cuyama Valley, 1 mile W of Kern County line 792 Comment
  OBI16521  Erigeron blochmaniae F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  SD40129  Erigeron blochmaniae Edith A. Purer 1933-7-20 5054 San Luis Obispo Stabilized sand dunes northwest of Guadalupe Comment
  UC31479  Erigeron foliosus var. franciscensis unknown San Luis Obispo Arroyo Grande Comment
  UCR161473  Erigeron glaucus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9483 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  PASA1730  Erigeron glaucus Margaret Stason 1928-5-12 San Luis Obispo Coast near San Simeon Comment
  UCSB12625  Erigeron glaucus Haller, John 1961-6-1 San Luis Obispo Adjacent to California State Highway 1, 4.2 mi. N of road to Hearst Castle at San Simeon Comment
  CDA43318  Erigeron sumatrensis David J. Keil 2010-12-8 30967 San Luis Obispo Along Hondonada Road northwest of junction with Lopez Drive, east of Arroyo Grande. Comment
  SBBG95658  Eriodictyon altissimum D. Keil 1986-6-7 19636 San Luis Obispo Los Osos, between extensions of Palisades Ave and Ravenna Ave Comment
  OBI13703  Eriodictyon parryi Robert F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  OBI58336  Eriodictyon parryi David J. Keil 1998-5-4 27048 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SBBG98981  Eriogonum angulosum C. F. Smith 1991-6-28 12230 San Luis Obispo Cuyama Valley drainage near summit of crossing to Carrizo Plain, W part of Caliente Mtn ridge Comment
  CAS-BOT-BC248561  Eriogonum angulosum Ernest C. Twisselmann 1953-8-15 700 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Hills, 7 miles south of Cholame 670 Comment
  CAS-BOT-BC248568  Eriogonum angulosum Ira L. Wiggins 1929-5-23 3724 San Luis Obispo 10 miles west of Shandon Comment
  JEPS108244  Eriogonum baileyi David Gowen 2005-7-15 494 San Luis Obispo Shell Creek Road. Half way between HWY 58 and Shandon Comment
  OBI45674  Eriogonum cithariforme var. agninum David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system ofridges and cyns just N of Arroyo de la Cruz Comment
  OBI11129  Eriogonum covilleanum Robert F. Hoover 1949-5-1 7638 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI76796  Eriogonum covilleanum George Butterworth 2011-6-23 841 San Luis Obispo Carrizo Plains Natl Monument. Elkhorn Rd 8.4 mi SE of Crocker Rd 747 Comment
  CAS-BOT-BC246602  Eriogonum elegans R. F. Hoover 1946-6-30 6222 San Luis Obispo North base of La Panza Range (nw. of Comatti Ranch) Comment
  CAS-BOT-BC246607  Eriogonum elegans R. F. Hoover 1966-10-7 10125 San Luis Obispo Cuyama River near Gypsum Canyon Comment
  CAS-BOT-BC249999  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1954-5-24 1289 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 4 miles south of Cholame 518 Comment
  CAS-BOT-BC250242  Eriogonum fasciculatum var. polifolium R. F. Hoover 1946-6-30 6219 San Luis Obispo La Panza district Comment
  CAS-BOT-BC250247  Eriogonum fasciculatum var. polifolium R. F. Hoover 1967-3-27 10277 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  UC1392898  Eriogonum gracile R. F. Hoover 1969-7-13 11455 San Luis Obispo 2 mi s Atascadero Comment
  CAS-BOT-BC261159  Eriogonum gracillimum Lonnie Belden 1965-6-1 s.n. San Luis Obispo East end of Caliente Range Comment
  CAS-BOT-BC268883  Eriogonum nudum var. auriculatum Ernest C. Twisselmann 1952-8-3 159 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the head of Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  UC1032339  Eriogonum ordii N. H. French 1937-4-6 944 San Luis Obispo 5 mi nw Cuyama Ranch; Santa Ynez Quadrangle Comment
  CAS-BOT-BC257903  Eriogonum parvifolium Susan G. Stokes 1933-7-6 70 San Luis Obispo Pismo Beach Comment
  OBI30871  Eriogonum parvifolium Julie M. Vanderweir 1979-8-26 199 San Luis Obispo Indian Knob Tar Sands Comment
  POM148052  Eriogonum parvifolium var. parvifolium Alice Eastwood 1927-7-31 15012 San Luis Obispo Along road from Morro to Atascadero Comment
  CAS-BOT-BC268359  Eriogonum roseum R. F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  OBI58473  Eriogonum saxatile David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27532 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  UCD101303  Eriogonum trichopes John Thomas Howell 1973-11-2 50314 San Luis Obispo San Luis Obispo County: upper Cuyama Valley, 0.7 mile W of Kern County line. 822 Comment
  CAS-BOT-BC264887  Eriogonum viridescens Clare B. Hardham 1962-5-12 10483 San Luis Obispo Red Hills Comment
  CDA5253  Eriophyllum confertiflorum Austin P. Griffiths 1980-6-21 San Luis Obispo Morro Bay Sand Dunes, southeast of Shark Inlet, Morro Bay. Comment
  OBI16512  Eriophyllum confertiflorum Karen Goethe 1966-5-9 30 San Luis Obispo Hazard Canyon dunes 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
  RSA586245  Eriophyllum confertiflorum F. L. Johnson, E. A. Young 1993-5-26 ROB 0628 San Luis Obispo Whiskey Spring Comment
  OBI55241  Eriophyllum confertiflorum Greg Frugoli 1997-4-15 63 San Luis Obispo Quali rd, La Panza range, Los Padres NF Hwy 58 burn 671 Comment
  OBI28015  Eriophyllum confertiflorum var. confertiflorum Thomas Burrows 1980-5-17 50 San Luis Obispo Reservoir Cyn 152 Comment
  SBBG124865  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1964-6-19 12058 San Luis Obispo near Polar Star Mine, San Carpoforo Crk below cmpgrd Comment
  UC1118320  Eriophyllum confertiflorum var. confertiflorum T. M. Hendrix 1937-5-4 146 San Luis Obispo 2 mi s of El Dorado School; Pozo Quadrangle 502 Comment
  UC485487  Eriophyllum confertiflorum var. confertiflorum Katharine Brandegee San Luis Obispo Paso Robles Comment
  UCD132269  Eriophyllum confertiflorum var. confertiflorum G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6560 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  SBBG41460  Eriophyllum multicaule D. Myrick 1973-4-7 2199 San Luis Obispo Montana de Oro State Park Comment
  OBI18721  Eriophyllum pringlei Robert F. Hoover 1947-3-30 6822 San Luis Obispo E Branch of Huerhuero crk about 5 mi S of Creston Comment
  OBI14096  Erodium botrys Robert F. Hoover 1958-4-7 8439 San Luis Obispo Atascadero Comment
  OBI27379  Erodium botrys Thomas Burrows 1980-6-20 79 San Luis Obispo Reservoir Cyn 168 Comment
  UCR140768  Erodium botrys George K. Helmkamp 2004-3-13 8353 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  OBI80702  Erodium botrys D. R. Miller 2015-3-19 315 .1113 San Luis Obispo Growing along road edge at 1st gate, San Simeon creek drainage 512 Comment
  JEPS116447  Erodium cicutarium Alice Le Duc 1999-4-28 395 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI32133  Erodium cicutarium David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14306 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI14101  Erodium moschatum Betty Sheehan 1957-10-19 21 San Luis Obispo RR tracks, Cal Poly campus Comment
  UCR140133  Erodium moschatum George K. Helmkamp 2004-2-19 8299 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  UCR248191  Erophila verna David J. Keil, Kathleen Keil, Lynne Dee Oyler, Danielle DeRome 1991-4-6 21498 San Luis Obispo Nipomo Dunes, Big Coreopsis Hill south of Oso Flaco Lake Comment
  UC454510  Eryngium aristulatum var. hooveri Ira J. Condit Mar., 1905 San Luis Obispo n. Osos swamp; Los Osos Valley Comment
  OBI25468  Eryngium armatum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14010 San Luis Obispo Arroyo de la Cruz. ca 1 mi E of Calif Rte 1 on Hearst Ranch. Comment
  CDA29174  Eryngium spinosepalum J. Sinton 2009-6-16 s.n. San Luis Obispo Specimen originally brought in by rancher from Shell Creek area in eastern San Luis Obispo County. 0 Comment
  OBI15044  Erysimum capitatum var. capitatum Robert F. Hoover 1947-3-30 6842 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  SEINET7072473  Erysimum capitatum var. capitatum A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  POM306665  Erysimum suffrutescens Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1490 San Luis Obispo Morro Bay region. Comment
  RSA516365  Erysimum suffrutescens Barbara Ertter, T. Sholars 1987-4-12 6852 San Luis Obispo S of Morro Bay at Baywood Park, El Morro jct. Comment
  SBBG30916  Erysimum suffrutescens R. N. Philbrick 1968-6-7 San Luis Obispo N of Oso Flaco Lake Comment
  UC1532834  Erysimum suffrutescens Robert F. Thorne 1968-6-7 37753 San Luis Obispo sand dunes w Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Dunes 10 Comment
  UC1565656  Erysimum suffrutescens Clifton F. Smith 1962-8-7 8045 San Luis Obispo sandy hollow of arrested dunes near Oso Flaco Lake Comment
  OBI54895  Erythranthe cardinalis David J. Keil 1996-9-13 26048 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  CAS-BOT-BC151482  Erythranthe latidens Ernest C. Twisselmann 1969-4-24 15165 San Luis Obispo La Panza Highway, pool bed 1.9 mile southeast of Shell Creek Road - La Panza Range 426 Comment
  CAS-BOT-BC151487  Erythranthe latidens Clare B. Hardham 1958-4-18 3073 San Luis Obispo 5 miles west of Paso Robles, Creston Rd. Comment
  CDA11494  Eschscholzia caespitosa G. F. Hrusa 1995-5-28 12274 San Luis Obispo Black Butte Research Natural Area; Facing SW below Peak 1 radio facility. Comment
  UC35057  Eschscholzia caespitosa unknown San Luis Obispo San Miguel Comment
  OBI65795  Eschscholzia caespitosa D. R. Miller 1994-4-29 494 -265 San Luis Obispo Pine mtn Region. From Coles rd in below towards spring area; Marmolejo crk drainage 792 Comment
  CAS-BOT-BC403487  Eschscholzia californica Alice Eastwood 1927-4-7 14256 San Luis Obispo Morro Comment
  OBI28430  Eschscholzia californica Karin Long 1982-4-3 s.n. San Luis Obispo Secondary dunes-Morro Bay sand spit at the S end of Shark Inlet Comment
  CAS-BOT-BC403482  Eschscholzia californica Ernest C. Twisselmann 1967-4-27 12920 San Luis Obispo Mesa northeast of Piedras Blancas Point 4 Comment
  CAS-BOT-BC403513  Eschscholzia californica Ernest C. Twisselmann 1962-5-20 7169 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 685 Comment
  OBI71232  Eschscholzia californica Ann Cochran 1986-7-29 54 San Luis Obispo Field behind las Pilitas Nursery, located on Las Pilitas Rd 305 Comment
  UC1296219  Eschscholzia hypecoides R. F. Hoover 1950-4-2 7784 San Luis Obispo just above La Panza-Creston Road; W. branch of Fernandez Creek Comment
  CAS-BOT-BC76317  Eschscholzia hypecoides Alice Eastwood; John Thomas Howell 1936-5-9 2362 San Luis Obispo 4 miles east of Adelaida. Comment
  UC338238  Eschscholzia rhombipetala unknown 1887-1 4583 San Luis Obispo Comment
  OBI79154  Eucalyptus conferruminata David J. Keil 2011-11-5 31150 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  OBI72399  Eucalyptus globulus J. Olson & R. Root, R. Root 2000-7-11 s.n. San Luis Obispo Camp San Luis Obispo. Roadside at intersection of Range and Kern rds Comment
  OBI35929  Eucalyptus polyanthemos Walter F. Chesbro 1978-4-16 54 San Luis Obispo Found on Cal Poly campus Comment
  UC639026  Eucrypta chrysanthemifolia var. chrysanthemifolia Bernard Miossi 1939-5-5 82 San Luis Obispo 1 mi n San Luis Obispo 76 Comment
  UC1953190  Eugenia David Keil 2010-7-21 30919 San Luis Obispo Along County Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive Comment
  OBI42354  Eulobus californicus David J. Keil 1986-5-28 19613 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI81020  Euphorbia maculata David J. Keil 2015-2-14 32584 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  OBI65432  Euphorbia oblongata M. Wetherwax & E. L. Painter, E. L. Painter 2000-11-14 SLO- 164 San Luis Obispo Camp San Luis Obispo. Chorro Crk, behind Penee Theatre. UTMs NAD27 zone 10, 705854, 3011153N 80 Comment
  CAS-BOT-BC207074  Euphorbia ocellata Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  OBI69824  Euphorbia peplus D. R. Miller 1993-10-8 1093 -54 San Luis Obispo Pine Mt. Region. NE corner of Chappelka's house 914 Comment
  OBI14388  Euphorbia spathulata Robert F. Hoover 1969-4-22 11254 San Luis Obispo San Bernardo crk E of Morro Bay Comment
  SBBG92464  Eurybia radulina S. A. Junak 1989-4-27 3975 San Luis Obispo N side of USFS Rd 29S11.3, just E of W rd leading to Pick and Shovel Mine, ca. 1.3 mi W of E boundary for the Cuesta Ridge Botanical Area, ca. 4.3 mi W of US Hwy 101 749 Comment
  SEINET8687849 Image available Euthamia occidentalis Mrs. R. W. Summer 1887-10-7 s.n. San Luis Obispo Morro Bay, Salt Meadow Comment
  OBI77921  Extriplex californica David J. Keil, Eric Wise 1981-5-25 14771 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG122767  Extriplex californica A. Parikh, N. Gale 2009-7-2 802 San Luis Obispo former Guadalupe Oil Field, 0.7 km E of ocean, 0.2 km NE of San Luis Obispo Co line 8 Comment
  SD98852  Extriplex californica Darley F. Howe 1977-5-16 San Luis Obispo San Simeon State Beach. Comment
  OBI33024  Festuca arundinacea David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17150 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI79025  Festuca arundinacea David J. Keil 2013-8-19 31887 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  OBI56710  Festuca arundinacea David J. Keil, V. L. Holland 1996-6-6 25889 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca. 1/3 mi from Los Osos Valley rd Comment
  OBI80749  Festuca bromoides David J. Keil 2015-2-21 32693 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
  UCR140090  Festuca dertonensis George K. Helmkamp 2004-2-29 8321 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  OBI69455  Festuca elmeri David J. Keil 2008-5-1 30519 San Luis Obispo Montana de Oro State Park. Coon Creek trail. 70 Comment
  OBI79442  Festuca elmeri David J. Keil 2013-5-12 31734 San Luis Obispo Irish Hills Open Space. Lower Mariposa Trail just above junction with Bog Thistle Trail 150 Comment
  CAS-BOT-BC278371  Festuca elmeri R. F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi. E. of Templeton Comment
  OBI21858  Festuca microstachys Eben McMillan 1952-5-2 89 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  SBBG93970  Festuca microstachys S. A. Junak 1990-5-15 4338 San Luis Obispo W Cuesta Ridge at saddle at W end of Cuesta Ridge Botanical Area along S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  OBI19851  Festuca microstachys Walter F. Chesebro 1978-4-8 17 San Luis Obispo Along roadside, on Hwy 58, 7.7 mi E of intersection of hwy 58 and 229 Comment
  OBI21846  Festuca microstachys Robert F. Hoover 1949-4-21 7614 San Luis Obispo Just E of San Juan River on road from La Panza to Simmler Comment
  OBI21861  Festuca microstachys Robert D. Page 1962-5-4 89 San Luis Obispo Bottom of Hazard Canyon, Morro Bay Comment
  OBI74328  Festuca myuros Theo Fitanides, Anthony Baniaga 2010-2-28 33 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 606 Comment
  OBI2593  Festuca myuros Larry E. Brown 1970-4-12 1771 San Luis Obispo Forest service rd on N side of Cuesta Ridge Comment
  SBBG93924  Festuca myuros var. hirsuta S. A. Junak, T. Ayers 1989-4-12 3935 San Luis Obispo USFS Rd 29S11.3 at W boundary of Cuesta Ridge Botanical Area, ca. 5.2 mi W of US Hwy 101 783 Comment
  OBI30670  Festuca octoflora David J. Keil 1981-5-19 14720 San Luis Obispo Upper slopes of Indian Knob Comment
  OBI21971  Festuca perennis Robert D. Page 1962-4-20 78 San Luis Obispo Calif State Polytechnic College, San Luis Obispo Comment
  OBI59371  Festuca perennis Michael Curto, with Jill Bushakra 2001-6-14 29549 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI69785  Festuca perennis David J. Keil 1983-10-30 18046 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI25993  Foeniculum vulgare David J. Keil 1981-5-16 14620 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI37371  Foeniculum vulgare Eric Wise 1982-4-29 1417 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  HSC91628  Frangula californica Susan H. Bicknell 1989-6-11 San Luis Obispo Montana de Oro Comment
  CAS-BOT-BC52666  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC52670  Frangula californica subsp. californica R. F. Hoover 1946-8-17 6288 San Luis Obispo Arroyo Grande Creek below junction of Lopez Canyon Comment
  OBI10296  Frangula californica subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Cyn opening S into Cuyama River opposite Pioneer Grove (which is in Santa Barbara county) Comment
  OBI55365  Frangula purshiana David J. Keil 1998-6-12 27798 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  UCR13876  Frankenia salina George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI71234  Frankenia salina Ann Cochran 1986-7-27 44 San Luis Obispo E of Soda Lake Rd 579 Comment
  RSA699630  Franseria bipinnatifida Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  CAS-BOT-BC504396  Fritillaria Ira L. Wiggins 1929-4-16 3654 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC130284  Fritillaria biflora Mrs. R. W. Summers 1884-5-6 s.n. San Luis Obispo unspecified Comment
  CHSC3953  Fritillaria biflora J. E. Bowlin 1967-3-22 9 San Luis Obispo Ca. 20 feet e of Los Osos Rd. and ca. 1/4 mile s of Morro Ready Mix Co., Baywood Park. 60 Comment
  SEINET7073757  Fritillaria biflora A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  UC3626  Fritillaria biflora Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC130112  Fritillaria biflora R. W. S. May s.n. San Luis Obispo Base of S. Luis Mt. Comment
  SBBG110201  Fritillaria biflora C. B. Hardham 1956-3-22 245 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  OBI75168  Fritillaria ojaiensis David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30978 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Reservoir Canyon. 210 Comment
  OBI58360  Fumaria capreolata Jody Pennycook 2001-3-6 s.n. San Luis Obispo San Luis Obispo, E bak of San Luis Creek where South St dead ends Comment
  LA105482  Galium andrewsii Barry A. Prigge; 1989-4-19 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek: ca 2.8 mi up San Bernardo Creek Rd. from State Hwy 1 and ca 0.2 mi up S-facing slope 176 Comment
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  OBI19932  Galium aparine Walter F. Chesebro 1978-5-26 250 J San Luis Obispo Montana de Oro State park. Coon Crk Comment
  JEPS24297  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1186 San Luis Obispo ne base Cypress Mt. (along trail) 426 Comment
  OBI9938  Galium californicum subsp. flaccidum Robert F. Hoover 1947-5-24 7198 San Luis Obispo Pilitas Creek district Comment
  UC455890  Galium californicum subsp. maritimum I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  UC52292  Galium californicum subsp. maritimum Mrs. R. W. Summers 1882-1-23 374 San Luis Obispo San Luis Mt. Comment
  SBBG124825  Galium hardhamiae C. B. Hardham 1961-5-17 7072 San Luis Obispo 4 mi W of Ocean View Mine 762 Comment
  CAS-BOT-BC223076  Galium hardhamiae David Keil; Rhonda Riggins; Richard A. Pimentel; D. R. Doc Miller 1985-4-27 18669 San Luis Obispo 19.1 miles from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout 716 Comment
  OBI9926  Galium hardhamiae Clare B. Hardham 1960-5-10 5703 San Luis Obispo "Cypress Swamp" Cypress Mt 610 Comment
  RSA770018  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 9.5 miles east of junction with Highway 1 Comment
  OBI31529  Galium porrigens Joy H. Nishida 1982-5-29 405 San Luis Obispo 0.2 mi S of American Cyn campground 518 Comment
  OBI59619  Galium porrigens T. J. Ayers, S. Junak and D. Shaw 1989-5-10 726 San Luis Obispo Los Padres Natl Forest; just N of Pick and Shovel Mine along W fork of stream at "Dead Miners Camp" Comment
  JEPS57917  Galium porrigens var. porrigens Ernest C. Twisselmann 1968-3-6 14051 San Luis Obispo Fernandez Canyon La Panza Range 487 Comment
  OBI9912  Galium trifidum subsp. columbianum Robert F. Hoover 1964-8-14 9265 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC303461  Gamochaeta ustulata Clare B. Hardham 1958-2-13 1816 San Luis Obispo Santa Lucia Mts. Cambria Comment
  OBI31097  Gamochaeta ustulata Julie M. Vanderwier 1979-5-4 151 San Luis Obispo Indian Knob Tar Sands Comment
  UC1122661  Garrya flavescens T. M. Hendrix 1937-4-16 9 San Luis Obispo 4.25 mi sse Pozo; Santa Barbara National Forest, Pozo Quad. 975 Comment
  OBI29109  Gaultheria shallon Karen Symonds 1982-7-17 13 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  OBI3338  Gaultheria shallon Neil Havlik 1968-6-14 235 San Luis Obispo Montana de Oro state park Comment
  OBI83572  Gazania linearis David J. Keil, Bill Waycott, Ron Rothman 2016-5-20 34214 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rathman property at 6140 High Laurel Lane. Mosaic of oak-bay dominated woodlands, coastal scrub, and grasslands. Locally naturalized on hilltop near unpaved road in grassy, oak-wooded area. 400 Comment
  CDA4137  Genista T. C. Fuller 1968-5-22 17073 San Luis Obispo Ardath Drive between Pine Ridge Avenue & Richard Avenue, Cambria. 0 Comment
  OBI13269  Genista monspessulana Robert F. Hoover 1958-2-2 8407 San Luis Obispo Cambria Comment
  SBBG107942  Genista monspessulana C. B. Hardham 1959-5-19 4562 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  CDA4049  Genista monspessulana T. C. Fuller 1967-3-7 15496 San Luis Obispo South of 865 Walnut Street, San Luis Obispo. 0 Comment
  RSA0042489  Geranium dissectum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6438 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
  UCSB32393  Geranium dissectum Fortlage, Robert 1961-6-9 San Luis Obispo Cambria 15 Comment
  CAS-BOT-BC183855  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2005-3-25 9207 San Luis Obispo Outer South Coast Ranges: Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI55338  Geranium molle David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27474 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI65893  Geranium molle D. R. Miller 1994-4-14 494 -202 San Luis Obispo Pine Mt Region. From Coles main orchard, Marmolejo Crk drainage 700 Comment
  RSA48969  Gilia achilleifolia Verne Grant, Alva Grant 1948-5-29 8562 San Luis Obispo in School Canyon, 3 miles east of Hwy 101, north of SLO Comment
  UC1123732  Gilia achilleifolia subsp. achilleifolia E. Armstrong 1934-4-1 1126 San Luis Obispo 10 mi e La Panza; La Panza Quad., e of La Panza Comment
  CDA9379  Gilia clivorum G. F. Hrusa, S. Dubiel 2014-4-25 18536 San Luis Obispo South Coast Ranges; Bee Rock Rd., approx. 1.2 mi. S of Interlake Rd. 292 Comment
  CDA34426  Gilia minor M. Gogol-Prokurat 2010-4-1 CARR 1003 San Luis Obispo South Coast Ranges; Caliente Mountains, Calk Mountain on land used for oil production. Comment
  SBBG107067  Gilia ochroleuca subsp. minima C. B. Hardham 1960-4-4 5299 San Luis Obispo Cantinas Crk 243 Comment
  CAS-BOT-BC402040  Gilia ochroleuca subsp. minima Clare B. Hardham 1960-4-8 5365 San Luis Obispo Intersection Cammatta Rd. and Shell Cr. Comment
  CAS-BOT-BC225553  Gilia tenuiflora Rimo Bacigalupi; G. T. Robbins; Sherwin Carlquist 1954-3-27 4382 San Luis Obispo Wash between Shandon and Cholame 335 Comment
  UC1347229  Gilia tenuiflora Alice Eastwood, John Thomas Howell 1937-4-20 4148 San Luis Obispo Huasna district Comment
  CAS-BOT-BC225544  Gilia tenuiflora R. F. Hoover 1947-4-2 6861 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  RSA124945  Gilia tenuiflora Clare B. Hardham 1959-5-20 4568 San Luis Obispo Tierra Redondo near Cantinas Creek Comment
  JEPS86018  Gilia tenuiflora subsp. tenuiflora J. H. Barber 1899-4-9 San Luis Obispo Paso Robles; ; Paso Robles, San Luis Obispo Co. Comment
  SBBG107665  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1960-5-10 5706 San Luis Obispo Cypress Mtn 701 Comment
  SBBG18109  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1960-4-3 5291 San Luis Obispo Cypress Mtn 701 Comment
  CAS-BOT-BC226475  Gilia tenuiflora subsp. tenuiflora Ernest C. Twisselmann 1955-5-27 2052 San Luis Obispo La Panza Range. Cammatta Canyon at Bethel ranch fence 533 Comment
  SBBG82990  Glaux maritima C. F. Smith 1953-4-28 3884 San Luis Obispo low land about Oso Flaco Lake, NW of Guadalupe Comment
  OBI58071  Glycyrrhiza lepidota David J. Keil 1998-8-19 27938 San Luis Obispo 2.3 miles SE of junction with Hwy 58 along Pozo Rd. 335 Comment
  UCSB12336  Glycyrrhiza lepidota Steward, Alfred 1942-8-30 San Luis Obispo Abrahamson Ranch 1/2 mile north of Templeton Comment
  CDA11570  Gnaphalium californicum G. F. Hrusa 1993-5-22 11120 San Luis Obispo Black Butte Research Natural Area; along main ridge road, approx. 1/4 m. N of Mt. Lowe. Comment
  OBI56599  Gnaphalium palustre David J. Keil 1998-5-13 27235 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  RSA80717  Grindelia camporum var. bracteosa F. W. Peirson 1920-7-30 2754 -A San Luis Obispo Willow Creek, Morro region. Comment
  CAS-BOT-BC305085  Grindelia hirsutula M. Wetherwax; E. L. Painter 2000-6-13 SLO- 147 San Luis Obispo Camp San Luis Obispo. Empty lot along Madera Road, near junction with Amador Road 95 Comment
  UC54034  Grindelia hirsutula Mrs. R. W. Summers 1882-7-8 386 San Luis Obispo Santa Margarita Comment
  UCSB6574  Grindelia hirsutula Keator, Glenn 1958-6-10 San Luis Obispo About 5 miles north of Morro Bay, along Highway 1 Comment
  CAS-BOT-BC305111  Grindelia hirsutula Alice Eastwood 1927-7-29 14970 San Luis Obispo On road from Morro to San Luis Obispo Comment
  CAS-BOT-BC305118  Grindelia hirsutula R. F. Hoover 1946-9-14 6393 San Luis Obispo 6 mi. e. of Paso Robles on Shandon road Comment
  CAS-BOT-BC305126  Grindelia hirsutula Clare B. Hardham 1957-11-19 2763 San Luis Obispo Santa Lucia Mountains. Near Piedras Blancas Comment
  UC455737  Guillenia lasiophylla I. J. Condit 1908-3-27 San Luis Obispo n hillside Calif. Poly. School canyon; Calif. Poly. School Comment
  UC54799  Guillenia lasiophylla Mrs. R. W. Summers Jun 1886 San Luis Obispo Comment
  CAS-BOT-BC304660  Gutierrezia californica R. F. Hoover 1966-10-7 10131 San Luis Obispo Chalk Mountain (white hills), north side of Cuyama Valley Comment
  OBI16364  Gutierrezia californica Robert F. Hoover 1965-9-19 9612 San Luis Obispo La Panza district Comment
  UC2027471  Gutierrezia californica Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 520 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring. Comment
  OBI16362  Gutierrezia californica Robert F. Hoover 1966-10-7 10120 San Luis Obispo Cuyama river at mouth of Chimney cyn Comment
  UC1195403  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4117 San Luis Obispo Elkhorn Plain 731 Comment
  OBI71686  Hainardia cylindrica David J. Keil 1988-7-2 20872 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI17787  Hazardia squarrosa Penelope Blackmer 1973-5-18 111 San Luis Obispo Pennington Crk Biological Reserve, SW corner Comment
  OBI28168  Hazardia squarrosa M. A. Glass 1980-5-3 32 San Luis Obispo Ecological Study area, Cal Poly 91 Comment
  OBI6640  Hazardia squarrosa Greg Hassen 1975-7-15 48 San Luis Obispo Poly Cyn, Comment
  SBBG113563  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-11-19 1531 San Luis Obispo Paradise Valley Comment
  SBBG117744  Hazardia squarrosa var. squarrosa E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2002-9-4 CR 362 San Luis Obispo Sulphur Spring Rd; Camp Roberts 255 Comment
  CAS-BOT-BC302403  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Creek district, nw. of Pozo Comment
  CAS-BOT-BC306723  Helenium bigelovii Clare B. Hardham 1957-6-15 2224 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  OBI25987  Helenium bigelovii David J. Keil 1981-5-16 14642 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI50579  Helenium bigelovii Jan Barber, Sue Weis 1993-6-16 233 San Luis Obispo Area W of Laguna Lake Park in San Luis Obispo Comment
  OBI38449  Helenium puberulum Eric Wise 1981-9-29 1196 San Luis Obispo Orcutt rd 2.3 mi S of Johnson Ave, San Luis Obispo Comment
  RSA18237  Helenium puberulum C. B. Wolf 1929-4-16 3613 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  UC1285392  Helenium puberulum R. F. Hoover 1964-8-13 9217 San Luis Obispo San Bernardo Creek Santa Lucia Range Comment
  UC2013159  Helianthemum scoparium Jill MacIntyre 1986-7-16 4 San Luis Obispo Cuesta Ridge West. Top of ridge view of San Luis Obispo and Morro Bay. Also on nearby slopes (west basin slopes). Comment
  CAS-BOT-BC211456  Helianthemum scoparium Clare B. Hardham 1956-6-15 979 San Luis Obispo Dorman Thomas Ranch, York Mt., Santa Lucia Mountains Comment
  OBI81454  Helianthus annuus Connor Skelly, Vincent Tran 2015-11-6 5 San Luis Obispo South Hills Open Space Comment
  OBI57956  Helianthus gracilentus Austin P. Griffiths, G. F. Hrusa, M. McLeod, T. Gaskin 1984-2-5 s.n. San Luis Obispo South Coast Ranges. At base of roadcut ca. 2/3 way on Frazer Cyn rd E of Pozo on way to Pozo Summit. T30S, R16E, sect 6 BM: M 549 Comment
  OBI38244  Heliotropium curassavicum Eric Wise 1981-7-27 995 San Luis Obispo Greengate Ponds. Orcutt rd Comment
  OBI38242  Heliotropium curassavicum var. oculatum Eric Wise 1981-9-17 1111 San Luis Obispo 0.9mi N of Santa Margarita on El Camino real, across from Union 76 Plant Comment
  OBI35836  Helminthotheca echioides Allison Berry 1984-4-10 74 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. In field near front gate and alos behind cement bunker in parcel C Comment
  CAS-BOT-BC309857  Hemizonia congesta subsp. luzulifolia Bruce G. Baldwin 1985-9-29 532 San Luis Obispo Immediately north of Los Osos Valley Road at extreme western edge of Laguna Lake Village Comment
  CAS-BOT-BC314897  Hemizonia congesta subsp. luzulifolia Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  OBI16223  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-9-29 9656 San Luis Obispo Santa Lucia Range. N base of Cuesta Grade Comment
  SBBG103408  Hemizonia congesta subsp. luzulifolia C. F. Smith 1966-9-1 San Luis Obispo Edna Rd, 2 mi S of City of San Luis Obispo Comment
  RSA0009759  Hemizonia fasciculata Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA216757  Hemizonia increscens Robert F. Hoover 1969-7-19 11506 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  OBI16139  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  NY179276  Hemizonia paniculata subsp. cruzensis R. F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI57307  Herniaria hirsuta var. cinerea David J. Keil 1998-6-1 27580 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI54147  Hesperocnide tenella David J. Keil, Kathleen Keil 1995-4-15 24907 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  SBBG95526  Hesperocnide tenella D. Keil 1983-4-23 17939 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI53558  Hesperocnide tenella Arthur W. Hazebrook 1991-5-7 68 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes; NE most stand of Coreopsis gigantea Comment
  OBI7236  Hesperocyparis sargentii B. A. Smith 1966-4-14 36 San Luis Obispo About 4 mi W of hwy 101 Cuesta summit on Cuesta Ridge Comment
  CAS-BOT-BC422567  Hesperomecon linearis Milo S. Baker 1928-3-31 2746 b San Luis Obispo Paso Robles Comment
  JEPS15283  Hesperomecon linearis Rimo Bacigalupi 1950-5-13 3202 San Luis Obispo Just south of Oso Flaco Lake Comment
  CAS-BOT-BC422574  Hesperomecon linearis Ernest C. Twisselmann 1958-4-10 4219 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of U.S. 466 487 Comment
  RSA48536  Hesperomecon linearis E. K. Balls 1948-6-4 7946 San Luis Obispo Atascadero, 2 miles S on Rt. 101 259 Comment
  OBI55266  Heteranthemis viscidihirta David J. Keil 1998-4-15 26742 San Luis Obispo Nipomo Mesa. At intersection of Hwy.1 (Mesa View Dr.) with Halcyon Rd. Comment
  UC1747203  Heteranthemis viscidihirta David Keil 1991-4-26 22551 San Luis Obispo along Pine Street N of Los Osos Valley Road Los Osos Comment
  UC564203  Heterodraba unilateralis Roxana S. Ferris 1935-3-29 9114 San Luis Obispo 6 mi s of Soda Lake (on the Maricopa Road, Carriso Plain); Carriso Plain Comment
  CAS-BOT-BC148455  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 1636 San Luis Obispo Near summit of grade on road from Atascadero to Moro Bay - Santa Lucia Mountains 457 Comment
  OBI3880  Heteromeles arbutifolia Patricia Wise 1971-12-5 130 San Luis Obispo 2 mi NW of Cuesta Pass; Cuesta Ridge Botanical Area 762 Comment
  HSC92100  Heterotheca grandiflora Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro; near Hazard Canyon Comment
  OBI81343  Heterotheca grandiflora David J. Keil 1988-9-23 21144 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  OBI79820  Heterotheca oregona D. R. Miller, E. A. Appel 2013-9-1 913 .1073 San Luis Obispo Quite common in dry creek bed in Arroyo de la Cruz creek, east of Highway 1 bridge by 1 kilometer. 50 Comment
  UC1285325  Heterotheca oregona var. scaberrima R. F. Hoover 1946-10-20 6515 San Luis Obispo Comment
  UC1321277  Heterotheca oregona var. scaberrima R. F. Hoover 1966-9-16 10048 San Luis Obispo Salinas River Comment
  JEPS18652  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1954-9-1 1537 San Luis Obispo 0.5 mi nw Choice Valley School; Temblor Range, Western San Joaquin Valley, Choice Valley 601 Comment
  CAS-BOT-BC55430  Hirschfeldia incana R. F. Hoover 1965-9-27 9651 San Luis Obispo San Luis Obispo. Foothill Boulevard, at west edge of town. Comment
  RSA769870  Holcus lanatus David J. Keil, V. L. Holland 2010-6-15 30890 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  UCD98937  Hollisteria lanata F. C. Raney 1965-5-20 s.n. San Luis Obispo San Luis Obispo County: Temblor Range. 944 Comment
  POM209674  Holocarpha heermannii D. D. Keck 1934-4-26 2793 San Luis Obispo West side of Cottonwood Pass, 6.5 miles NE of Cholame. Comment
  OBI70277  Holodiscus discolor Unknown July1939 s.n. San Luis Obispo Creek near Arroyo Grande Comment
  CAS-BOT-BC150047  Holodiscus discolor var. discolor Mrs. R. W. Summers s.n. San Luis Obispo unspecified Comment
  OBI40773  Hordeum depressum David J. Keil 1985-5-4 18740 San Luis Obispo S end of Morro Bay around Sweet Springs marsh Comment
  POM262004  Hordeum depressum I. L. Wiggins 1929-8-15 3597 San Luis Obispo 8 miles n. w. of San Luis Obispo on highway to Moro Comment
  UCSB25730  Hordeum intercedens Black, Nan 1968-4-20 San Luis Obispo Pico Creek, 3.8 miles south of San Simeon 3 Comment
  OBI31768  Hordeum marinum Turnquist, Smeltzer 1982-5-1 74 San Luis Obispo NE side of Laguna Lake Park Comment
  UCD148661  Hordeum marinum subsp. gussoneanum G. F. Hrusa 1998-4-25 14197 San Luis Obispo San Luis Obispo County: South Coast Ranges. Corner of Highway 41/46 and Cholame Valley Road. 350 Comment
  OBI27135  Hordeum murinum Thomas Burrows 1980-4-24 22 San Luis Obispo Reservoir Cyn 152 Comment
  CDA43304  Hordeum murinum subsp. glaucum David J. Keil 2008-4-17 30514 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. Comment
  CAS-BOT-BC284907  Hordeum murinum subsp. leporinum Ernest C. Twisselmann 1954-4-21 1106 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI62530  Hordeum murinum subsp. leporinum LynneDee Oyler, David J. Keil and Kathy Keil 1990-4-26 1084 San Luis Obispo Nipomo Dunes. Dune slack area two ridges beyond Oso Flaco Lake Rd, W of Unocal pipeline 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
  CAS-BOT-BC271399  Hordeum vulgare Ernest C. Twisselmann 1970-5-17 16601 San Luis Obispo Goldtree Hills, eastern San Luis Obispo county 548 Comment
  CAS-BOT-BC536138  Horkelia californica R. F. Hoover 1952-7-13 8265 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  SEINET269230  Horkelia cuneata G. Helmkamp 1996-5-24 1050 San Luis Obispo Along trail to quaryy . 6 mi. east of South Bay Blvd. 95 Comment
  OBI26000  Horkelia cuneata subsp. cuneata David J. Keil 1981-5-16 14608 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC1128060  Horkelia cuneata subsp. cuneata B. Bolt 1936-3-11 603 San Luis Obispo s end Morro Bay; Cayucos Quad. 30 Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  SBBG16507  Horkelia cuneata var. cuneata C. B. Hardham 1959-5-23 4638 San Luis Obispo S of Baywood Park Comment
  CAS-BOT-BC537149  Horkelia cuneata var. cuneata R. F. Hoover 1959-4-3 8486 San Luis Obispo 1.8 mi. N of Arroyo de la Curz on St. Hiway 1 (above site of former Washington School) Comment
  SBBG108039  Horkelia cuneata var. puberula C. B. Hardham 1956-5-26 773 San Luis Obispo Black Mtn Comment
  UCSB12633  Horkelia cuneata var. sericea Haller, John 1961-6-1 San Luis Obispo Adjacent to California state highway 1, 3.3 mi by road NW of junction with road to Oso Flaco Lake, about 6.5 mi by road S of Arroyo Grande Comment
  CAS-BOT-BC312548  Hulsea heterochroma Clare B. Hardham; C. Butterworth 1960-6-6 s.n. San Luis Obispo Park Hill District - Santa Margarita Comment
  RSA43250  Hulsea heterochroma Robert F. Hoover 1947-4-26 7083 San Luis Obispo 3 miles NE of Pozo Comment
  OBI8953  Hydrocotyle ranunculoides Robert F. Hoover 1947-7-26 7332 San Luis Obispo Near Piedras Blancas Point (just N of) Comment
  CAS-BOT-BC311380  Hypochaeris glabra Ernest C. Twisselmann 1969-4-14 15117 San Luis Obispo La Panza Range. Cammatta Road, 6 miles south of Creston 419 Comment
  UC1254074  Isocoma acradenia var. bracteosa Jerry Powell 1964-9-11 466 San Luis Obispo 8 road mi w Simmler Comment
  OBI75320  Isocoma menziesii var. menziesii David J. Keil 2010-11-10 30947 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  SD148234  Isocoma menziesii var. vernonioides G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5950 San Luis Obispo Los Osos; 0.5 mile northwest of Hazard Canyon, between Howard St. and sand dunes. 6 Comment
  CAS-BOT-BC311667  Isocoma menziesii var. vernonioides J. H. Thomas 1953-7-6 3418 San Luis Obispo Near San Simeon Creek Beach State Park Comment
  CAS-BOT-BC324693  Isocoma menziesii var. vernonioides Clare B. Hardham 1956-11-13 1523 San Luis Obispo Near outlet to Toro Creek, Santa Lucia Mountains Comment
  CAS-BOT-BC324704  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-12 9990 San Luis Obispo Just north of Santa Maria River near Santa Maria Comment
  SEINET9347495  Isocoma menziesii var. vernonioides Unknown 1996-7-30 7 San Luis Obispo San Luis Obispo Comment
  RSA128169  Isoetes howellii Clare B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mile W of Huero Huero Bridge, Rte 41. Comment
  OBI1062  Isoetes orcuttii R. F. Hoover 1947-4-18 6948 San Luis Obispo Cambria Comment
  OBI22591  Isolepis carinata Robert F. Hoover 1950-4-21 7854 San Luis Obispo Cambria Comment
  CAS-BOT-BC112546  Isolepis cernua R. F. Hoover 1947-8-13 7370 San Luis Obispo South of Hagard Canyon, in seepage spots at edge of rocky beach. Comment
  OBI43598  Isolepis cernua Eric Wise 1982-6-25 1554 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Pismo State Beach, Oceano campground Comment
  SBBG104587  Isolepis cernua M. D. Proctor, E. A. Young 1993-4-16 ROB 442 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  RSA586077  Juglans californica F. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Chorro Cr. at bicycle repair facility Comment
  OBI60083  Juglans hindsii George Butterworth 1997-10-14 174 San Luis Obispo American Ranch, 40 yds NE of ranch house 655 Comment
  OBI60492  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR159839  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9632 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  OBI58919  Juncus bufonius David J. Keil 1998-5-6 27096 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  CAS-BOT-BC110161  Juncus luciensis Barbara Ertter; Jeffrey L. Strachan 1980-5-14 3396 San Luis Obispo Ca. 3 miles north of La Panza Guard Station on Los Padres National Forest Road 29S15, ca. 1.5 mile south of Highway 58, ca. 4 miles east of Black Mountain, La Panza Range. 609 Comment
  UC1950383  Juncus macrophyllus Barbara Ertter 1989-6-10 8573 San Luis Obispo E side Black Mt ca 20 airmiles ENE of San Luis Obispo, Hunter Spring at head of Fernandez Creek just below Friis Campground; La Panza Range Comment
  SBBG109414  Juncus mexicanus C. B. Hardham 1957-5-12 1958 San Luis Obispo Green's Lake Comment
  SBBG122354  Juncus occidentalis D. Keil 1998-4-2 26530 San Luis Obispo East-West Ranch, Cambria Comment
  UCR42859  Juncus phaeocephalus E. A. Wise 1984-7-17 1967 San Luis Obispo Chorro Creek. 5 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
  OBI80061  Juncus xiphioides David J. Keil 2000-5-26 28752 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UCR248275  Juncus xiphioides David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29601 San Luis Obispo South Coast Range, Camp San Luis Obispo. Chorro Creek drainage, Chorro Creek Bog Thistle exclosure 244 Comment
  UC102968  Keckiella breviflora E. Palmer, M. D. Jul 1876 328 San Luis Obispo n of San Luis Obispo; Central Coast Range Comment
  UC1341111  Keckiella cordifolia Robert J. Rodin 1954-7-3 5965 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  OBI51709  Koeleria macrantha R. Mike Arens 1994-4-9 46 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 244 Comment
  OBI59088  Koeleria macrantha David J. Keil 1998-5-14 27266 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  CAS-BOT-BC273727  Koeleria pyramidata R. F. Hoover 1947-4-26 7102 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC273722  Koeleria pyramidata Ira L. Wiggins 1929-4-15 3569 San Luis Obispo Between Guadalupe and Oceana Comment
  CAS-BOT-BC341623  Lagophylla ramosissima R. F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  SBBG34872  Lagophylla ramosissima Mrs. R. W. Summers -Oct-1886 San Luis Obispo base of San Luis Mtn Comment
  SJSU10826  Lagunaria patersonia C. D. Duncan 1958-10-12 San Luis Obispo on grounds of Cambria Pines Lodge, Cambria Pines Comment
  RSA0039407  Lamarckia aurea LeRoy Gross, Evan Meyer 2014-4-15 6253 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  RSA770156  Landoltia punctata David J. Keil, V. L. Holland 2010-6-15 30886 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. 100 Comment
  CAS-BOT-BC412755  Lastarriaea coriacea Chester Dudley 1936-4-1 s.n. San Luis Obispo Palo Prieto Canyon Comment
  OBI5383  Lastarriaea coriacea Robert J. Rodin 1956-5-20 6059 San Luis Obispo S end of Morro Bay Comment
  OBI58268  Lastarriaea coriacea Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. In sandy roadway along SE edge of White Lake Comment
  UC1136085  Lastarriaea coriacea T. M. Hendrix 1937-4-22 71 San Luis Obispo 3 3/4 mi ne of Huerhuero School 472 Comment
  CAS-BOT-BC334589  Lasthenia californica R. F. Hoover 1968-4-20 11072 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CAS-BOT-BC334590  Lasthenia californica Ira L. Wiggins 1932-3-20 5787 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  CAS-BOT-BC337898  Lasthenia californica Eben McMillan 1951-3-10 s.n. San Luis Obispo Wreden Ranch, junction San Luis Obispo and Kern Counties, overlooking San Joaquin Valley 762 Comment
  CDA8110  Lasthenia californica C. Agbashian 1937-4-1 23 San Luis Obispo East of Compus, S.L.O. 0 Comment
  UCR161361  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 2005-3-8 9079 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  POM361608  Lasthenia gracilis Paul C. Silva 1947-3-30 1202 San Luis Obispo 4 miles east of Cuyama P. O., Cuyama Valley. Comment
  UCSB17093  Lasthenia leptalea Hardham, Clare 1963-5-4 San Luis Obispo Atascadero Comment
  UC1187674  Lasthenia leptalea Clare B. Hardham 1960-4-20 5462 San Luis Obispo Highland District Santa Lucia Mts., Black Mountain (flood plain of ephemeral stream) 457 Comment
  SD71148  Lasthenia macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1. Comment
  CAS-BOT-BC370859  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  JEPS54402  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo mesa ne Piedras Blancas Point 4 Comment
  UCR121533  Lathyrus odoratus George K. Helmkamp, E. A. Helmkamp 2002-4-21 7616 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  OBI66472  Lathyrus odoratus David J. Keil 2005-6-24 30404 San Luis Obispo Highway 1 north of San Simeon, 0.8 miles south of Arroyo Laguna bridge Comment
  SBBG95634  Lathyrus vestitus D. Keil, L. D. Oyler 1986-5-21 19528 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita Comment
  RSA518398  Lathyrus vestitus subsp. vestitus Steven A. Junak 1990-5-1 4306 San Luis Obispo Santa Lucia Mountains; near N edge of Cuestra Ridge Botanical Area, along powerline access road about 0.75 miles E of W Cuesta Ridge Road (USFS Road #29S11.3), about 0.2 miles E of second high voltage tower E of W Cuesta Ridge Road. 561 Comment
  OBI13233  Lathyrus vestitus var. vestitus Robert F. Hoover 1967-2-18 10221 San Luis Obispo Diablo Cyn, San Luis Range Comment
  OBI15852  Layia glandulosa Robert F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI65123  Layia glandulosa Greg Wilvert 2005-5-4 386 San Luis Obispo SE Half of the Caliente Range. Cyn to the E of Quail cyn 864 Comment
  SBBG104622  Layia glandulosa M. D. Proctor, E. A. Young 1993-3-17 ROB 212 San Luis Obispo 0.5 km S of Boyscout Rd; Camp Roberts Comment
  UC1069719  Layia glandulosa C. M. Belshaw 1936-3-25 1732 San Luis Obispo 4 mi s Morro; Cayucos Quad., Coastal Sands Comment
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Apr 15 2019
  CAS-BOT-BC321430  Layia glandulosa Ernest C. Twisselmann 1961-5-4 6081 San Luis Obispo The Greenhorn Range. Ice House Road, 0.6 mi NE of Davis Guard Station. 1584 Comment
  RSA344536  Layia heterotricha C. F. Smith 1950-4-30 2726 San Luis Obispo In hills near Yeguas Creek, Temblor Range. Comment
  UCD133922  Layia heterotricha K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Elkhorn, on the way to Carrizo Plain. Comment
  LA83375  Layia jonesii O. H. Kappler; 1951-3-31 2120 San Luis Obispo Morro Bay Comment
  SBBG55735  Layia jonesii P. Ashley 1979-5-1 San Luis Obispo Poly Cyn above Brizzolari Crk Comment
  RSA92183  Layia jonesii F. W. Peirson 1925-3-25 5687 San Luis Obispo Between Morro and San Luis Obispo Comment
  JEPS89796  Layia munzii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9380 San Luis Obispo central protion of Carrizo Plain, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  CDA13768  Layia munzii G. F. Hrusa, J. Hart 1993-4-6 10701 San Luis Obispo Carrizo Plain; S end of Soda Lake on E side. 609 Comment
  SBBG34884  Layia platyglossa Mrs. R. W. Summers 1888-5-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD133995  Layia platyglossa Daryl Koutnik 1978-6-19 534 San Luis Obispo San Luis Obispo County: west of Cerro Romauldo along Chorro Creek. 304 Comment
  OBI72578  Layia platyglossa Wendy Thackery 2002-3-7 38 San Luis Obispo Cal Poly campus, Poly Cyn rd near student housing tract 122 Comment
  UCD134003  Layia platyglossa Marc Meyer 1993-4-3 14 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. NW of Soda Lake Rd. and Simmier Rd. on Soda Lake Rd., adjacent to Soda Lake. Comment
  OBI69308  Lemna David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29826 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI38525  Lemna gibba Eric Wise 1981-8-7 1043 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  RSA318280  Lemna valdiviana Wayne P. Armstrong 1984-6-16 1199 San Luis Obispo Oso Flaco Lake 5 Comment
  CAS-BOT-BC88720  Lepidium acutidens Ernest C. Twisselmann 1954-3-11 865 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place. 10 miles south of Cholame. Comment
  OBI32050  Lepidium chalepense David J. Keil 1982-6-26 16232 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI64470  Lepidium dictyotum David J. Keil 2001-5-10 29436 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  UC1296290  Lepidium dictyotum R. F. Hoover 1947-3-30 6848 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  CDA43198  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. Comment
  UCR91847  Lepidium draba George K. Helmkamp 1996-5-24 1021 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
  OBI28135  Lepidium draba Rick Frelinger 1982-5-8 48 San Luis Obispo Salinas River 15 mi N of Atascadero, adj to US hwy 101 Comment
  CAS-BOT-BC89507  Lepidium jaredii R. F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  OBI32045  Lepidium nitidum David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15864 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  RSA121684  Lepidium nitidum N. K. Carlson 1936-3-18 134 San Luis Obispo 0.6 mi SSW of Picacho. 99 Comment
  UC455706  Lepidium nitidum var. oreganum I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  OBI44990  Lepidium strictum David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15810 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  JEPS97078  Leptochloa fascicularis F. L. Johnson and N. A. McCarthy 1993-10-16 ROB 762 San Luis Obispo 0.5 km N of Bee Rock Rd (on E. Perimeter rd); Camp Roberts Comment
  OBI79879  Leptochloa fusca David J. Keil 2012-7-27 31496 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way 86 Comment
  OBI43379  Leptochloa fusca subsp. fascicularis Eric Wise 1981-10-23 1358 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan Rd Comment
  CAS-BOT-BC272421  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466 7 miles east of Paso Robles, Estrella Plains 243 Comment
  UC1073364  Leptodactylon californicum George B. Rossbach 1955-5-2 404 San Luis Obispo about 5 mi ne Oso Flaco Lake; ne of Oso Flaco Lake Comment
  UC1713711  Leptodactylon californicum Lincoln Constance and Alan A. Beetle 1940-3-22 2531 San Luis Obispo 2 mi ne Pozo (above Pozo Creek, La Panza Range); California Inner Coast Ranges, La Panza Range, Pozo Creek 457 Comment
  CAS-BOT-BC123159  Leptodactylon californicum subsp. tomentosum Patricia J. Gordon 1981-4-20 823 San Luis Obispo Oso Flaco Lake, dunes N of end of Oso Flaco Road 15 Comment
  OBI66639  Leptosiphon ciliatus D. R. Miller 594 -323 San Luis Obispo Very infringement. These plants are growing along edge of Ridge Rd. at Dr's turn; Tobacco Creek drainage 900 Comment
  OBI34298  Leptosiphon parviflorus David J. Keil, Julie Vanderwier and Glenda Winn 1978-4-27 1272 San Luis Obispo 30 miles SE of California Rte 58 along Soda Lake Road; 35.190412 -119.757265 Comment
  OBI066419  Leptosiphon parviflorus David Keil, Kathleen Keil 1997-3-29 26126 San Luis Obispo La Panze Mountains. 1 mile from highway 58 along Red Hill Road. Comment
  OBI23284  Leptosiphon parviflorus J. T. Arnold 1965-4-18 71 San Luis Obispo Gillis Canyon Comment
  OBI33833  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1079 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  OBI16688  Leptosyne calliopsidea Robert F. Hoover 1967-4-9 10398 San Luis Obispo Elkhorn Scarp Comment
  SFV16204  Leptosyne calliopsidea S. Mason, J. Artero 1995-4-1 50 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  SBBG16956  Leptosyne douglasii C. B. Hardham 1960-4-21 5518 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG16983  Leptosyne douglasii C. B. Hardham 1960-3-28 5254 San Luis Obispo Bee Rock Comment
  CAS-BOT-BC330419  Lessingia tenuis R. F. Hoover 1946-6-2 6125 San Luis Obispo La Panza district Comment
  OBI21607  Leymus condensatus Jim Heaston 1955-10-7 17 San Luis Obispo Cal Poly Comment
  CAS-BOT-BC283688  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  CAS-BOT-BC272177  Leymus triticoides R. F. Hoover 1946-6-1 6103 San Luis Obispo North end of Morrow Bay Comment
  UC1153364  Leymus triticoides R. F. Hoover 1964-7-9 9119 San Luis Obispo Santa Margarita; along railway Comment
  CAS-BOT-BC130786  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  UCR115817  Limonium californicum George K. Helmkamp, E. A. Helmkamp 2000-6-15 5684 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  SBBG123178  Limosella acaulis D. Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch, vicinity of farm pond, N of Santa Margarita, E of US 101 298 Comment
  UC575292  Linanthus bigelovii David D. Keck and J. Clausen 1935-4-10 3151 San Luis Obispo 10 mi s Soda Lake; Carrizo Plain 609 Comment
  OBI11389  Linanthus californicus subsp. tomentosus Robert F. Hoover 1966-5-15 9853 San Luis Obispo Jack Lake Comment
  POM264397  Linanthus californicus subsp. tomentosus H. L. Mason 1941-3-28 12402 San Luis Obispo North end of Nipomo mesa. 76 Comment
  POM250552  Linanthus dichotomus subsp. dichotomus D. D. Keck, Jens Clausen 1935-4-10 3149 San Luis Obispo 10 miles south of Soda Lake, on Carrizo Plain 610 Comment
  UC1124072  Linanthus parviflorus W. A. Peterson 1937-4-2 660 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  OBI69314  Lithophragma affine David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29820 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI9764  Lithophragma affine Robert F. Hoover 1947-3-26 6738 San Luis Obispo Price Cyn (just S of) Comment
  CAS-BOT-BC435385  Lithophragma cymbalaria Frank W. Peirson 1925-3-25 5689 San Luis Obispo Pismo Creek 30 Comment
  UC524106  Lithophragma heterophyllum Ira L. Wiggins 1932-3-24 5844 San Luis Obispo w Paso Robles (roadsides and hills near Adelaide) Comment
  OBI20969  Lobelia erinus Jim Heaston 1955-10-21 55 San Luis Obispo Cal Poly SLO Comment
  OBI7893  Lobelia erinus G. L. Parsons 1976-5-27 122 San Luis Obispo San Luis Obispo Comment
  UC455009  Lobelia erinus I. J. Condit 1909-6-12 San Luis Obispo C. P. S. grounds Comment
  OBI3231  Lobularia maritima Kathy Thom 1971-5-9 9 San Luis Obispo 1312A Foothill Blvd, San Luis Obispo 91 Comment
  UCR131353  Lobularia maritima George K. Helmkamp, E. A. Helmkamp 1999-5-22 4919 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC174518  Loeflingia squarrosa Ernest C. Twisselmann 1955-5-18 2008 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  OBI34415  Logfia filaginoides David J. Keil, Kathy Jones 1982-4-4 15826 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  RSA0042391  Logfia filaginoides LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6529 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  UC454336  Logfia filaginoides I. J. Condit 1910-4-16 San Luis Obispo Chorro Creek Comment
  OBI75485  Logfia gallica Jenner Whitt 2003-4-21 65 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CDA2241  Lolium perenne David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the south. 0 Comment
  OBI56855  Lomatium californicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27535 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  SD112986  Lomatium caruifolium Darley F. Howe 1967-4-10 4333 San Luis Obispo 7.8 miles north of Cambria on coast. Comment
  SBBG94009  Lomatium dasycarpum subsp. dasycarpum S. A. Junak 1990-4-17 4162 San Luis Obispo just N of USFS Rd 29S11.3, W side of rd to KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  OBI37874  Lomatium parvifolium David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18599 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
  OBI8859  Lomatium parvifolium Robert F. Hoover 1950-5-30 7943 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UC640628  Lomatium parvifolium Alice Eastwood and John Thomas Howell 1938-6-14 5919 San Luis Obispo Prefumo Canyon Comment
  SBBG82050  Lomatium utriculatum C. F. Smith 1950-4-30 2706 San Luis Obispo NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  UC2027073  Lomatium utriculatum Greg Wilvert 2005-5-15 425 San Luis Obispo Southeast Half of the Caliente Range: 2 km WSW of Semper Spring Comment
  RSA613934  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1998-4-8 3210 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 549 Comment
  CAS-BOT-BC240568  Lonicera hispidula Clare B. Hardham 1969-5-28 17201 San Luis Obispo Tony Williams Ranch, on San Simeon Creek, Red Mountain Comment
  CAS-BOT-BC240810  Lonicera interrupta W. R. Dudley 1905-1-6 s.n. San Luis Obispo Hill near Wyss Place Comment
  CAS-BOT-BC243953  Lonicera involucrata var. ledebourii Ira L. Wiggins 1929-4-15 3582 San Luis Obispo Between Guadalupe and Oceano Comment
  POM305211  Lonicera involucrata var. ledebourii Henry J. Ramsey, Henry J. Ramsey 1940-4-21 589 San Luis Obispo Morro Bay region Comment
  UC195628  Lonicera involucrata var. ledebourii I. J. Condit June 1912 San Luis Obispo near coast (San Carpojo); San Carpojo Comment
  RSA217997  Lotus biolettii Robert F. Hoover 1966-5-17 9868 San Luis Obispo Indian Knob ridge. Comment
  CDA25873  Lotus crassifolius var. otayensis David J. Keil, R. Riggins, R. A. Pimentel, Mike Stiles, Joanna Tomassacci 1987-5-17 20157 San Luis Obispo Los Padres National Forest, Cuesta East past end of road along fire trail in area burned by both the Gay Mountain fire and the Las Pilitas fire. 0 Comment
  UC15720  Lotus heermannii L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  UC454675  Lotus micranthus E. P. Unangst 1906-5-30 San Luis Obispo Perfumo Canyon Comment
  UC57385  Lotus micranthus J. H. Barber 1900-3-30 San Luis Obispo Santa Lucia Mts. Comment
  UCR99048  Lotus purshianus George K. Helmkamp 1997-6-20 2048 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  UCR118344  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2000-9-2 5970 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  POM97523  Lotus scoparius P. A. Munz 1926-4-9 10229 San Luis Obispo Morro Comment
  SEINET10484471  Lotus scoparius David B. Dunn 1946-5-17 Dunn 2640 San Luis Obispo Collected on steep grassy hillside on the bluffs overlooking th eocean, about 14.1 Mi s of big sur state park and 4.7 mi n of vincente creek bridge. Comment
  UC1561229  Lotus strigosus Barbara Ertter 1989-6-10 8568 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58, on rd to Navajo Campground, at edge of McGinnis Creek, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  SEINET269501 Image available Lotus strigosus G. Helmkamp 1994-5-18 91 -24 San Luis Obispo Alamo Canyon 7 miles east of US-101 on CA-166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  RSA122871  Lotus strigosus var. hirtellus N. K. Carlson 1936-3-18 125 San Luis Obispo 0.6 mi SSW of Picacho. 99 Comment
  CDA17619  Ludwigia peploides subsp. peploides M. Mcleod, A. P. Griffiths, Tim Gaskin 1983-8-18 s.n. San Luis Obispo Guadalupe Dunes; Near mouth of Santa Maria River. Comment
  UCR160903  Lupinus Don Pendleton 1992-3-15 92- 04 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
  SEINET10484525  Lupinus agardhianus Robert F. Hoover 1966-3-30 Hoover 9745 San Luis Obispo Windmill creek, la panza district Comment
  RSA0070144  Lupinus albifrons Daisie Huang 2006-5-20 06052001 San Luis Obispo Lopez Cyn Rd at Hi Mtn Rd, Arroyo Grande (waypoint 20A). 174 Comment
  SEINET10936718  Lupinus albifrons Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11886 San Luis Obispo 0.5 mile from lopez lak. Roadside cut Comment
  CAS-BOT-BC195778  Lupinus albifrons var. albifrons Alice Eastwood 1926-5-5 13899 San Luis Obispo Cholame Comment
  UCR121525  Lupinus albifrons var. albifrons George K. Helmkamp 2002-4-21 7481 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  CAS-BOT-BC195750  Lupinus albifrons var. albifrons R. F. Hoover 1950-5-7 7890 San Luis Obispo North Fork of San Simeon Creek Comment
  RSA699725  Lupinus arboreus Keith E. Hoffmaster 1935-7-3 531 San Luis Obispo Oceano. Comment
  UC1129338  Lupinus arboreus F. H. Raymond 1930-12-19 133 San Luis Obispo s Arroyo Grande; Santa Barbara National Forest, Arroyo Grande Quad. 121 Comment
  UC1334655  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 d San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  OBI19298  Lupinus arboreus Robert F. Hoover 1947-3-2 6646 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI57675  Lupinus arboreus Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Just E of base at Suicide Hill, at S end of Morro Bay Comment
  UCD106636  Lupinus arboreus P. B. Kennedy 1929-4-10 s.n. San Luis Obispo San Luis Obispo County: 1/2 mile north of town of Morrow. 6 Comment
  RSA50322  Lupinus arboreus var. arboreus E. K. Balls 1949-5-29 13491 San Luis Obispo Piedras Blancas, along Highway 1. 6 Comment
  OBI66486  Lupinus bicolor David J. Keil 1995-3-31 24706 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon. Comment
  UC1129373  Lupinus bicolor P. L. Johannsen 1937-4-10 1021 San Luis Obispo 1 3/4 mi n Spanish Ranch (Plot 244); McKittrick Quad. Comment
  UCR115560  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2000-4-20 5414 San Luis Obispo Central Coast, Irish Hills, north of Avila Beach, See Canyon, 7.4 mi south of Los Osos Valley Road 213 Comment
  OBI83277  Lupinus bicolor Rhonda Riggins 1987-4-12 1549 San Luis Obispo Hi Mountain Trail 0.4 mi W campground, 1.0 mi W jsct. Hi Mountain Road to Pozo. 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
  RSA407071  Lupinus bicolor subsp. microphyllus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  RSA133544  Lupinus bicolor subsp. umbellatus Clare B. Hardham 1959-4-22 4277 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  SBBG68984  Lupinus chamissonis R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  RSA43227  Lupinus concinnus subsp. concinnus Robert F. Hoover 1947-3-29 6797 San Luis Obispo 5 mi. east of Creston on La Panza Road. Comment
  SBBG108225  Lupinus formosus C. B. Hardham 1956-5-30 781 San Luis Obispo Nacimiento River near Triguero Crossing Comment
  OBI31140  Lupinus hirsutissimus Julie M. Vanderwier 1979-5-11 17 San Luis Obispo Indian Knob Tar Sands Comment
  OBI78130  Lupinus hirsutissimus Fred W. Rush unk 10 San Luis Obispo Mt San Luis 91 Comment
  SBBG96068  Lupinus latifolius var. latifolius D. Keil 1986-6-7 19639 San Luis Obispo Los Osos, along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  UCD108210  Lupinus latifolius var. parishii G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5389 San Luis Obispo San Luis Obispo County: Central Coast: Prefumo Cyn., 1.2 mi S of Los Osos Valley Rd. 183 Comment
  OBI69897  Lupinus ludovicianus JoEllen Bottner 2006-6-4 s.n. San Luis Obispo East/West Ranch, Cambria, near wood bridge Comment
  SBBG123222  Lupinus ludovicianus C. Wishner 1993-5-13 2136 San Luis Obispo ca. 0.5 mi WSW of Pozo Rd from BM 1138, near Fivemile Bridge and Las Pilitas intersection; Santa Margarita Ranch 365 Comment
  OBI79621  Lupinus microcarpus Stefan Bonilla, Keaton Davis 2014-5-27 1 San Luis Obispo San Luis Obispo, Perfumo Canyon, dry shrub plants on hill. Comment
  OBI48276  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48284  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
  OBI48291  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 mi SE of American Cyn Camp Rd, 3 mi NW Avenales Guard Station Comment
  UC149884  Lupinus microcarpus var. microcarpus K. Brandegee Jul 1911 San Luis Obispo Paso Robles Comment
  CDA27551  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-19 1185 San Luis Obispo Along road paralleling San Juan Creek, 1.2 miles south of Gillis Canyon-Camatti Canyon Roads. 0 Comment
  OBI12829  Lupinus microcarpus var. microcarpus Robert F. Hoover 1952-5-6 8150 San Luis Obispo E of Atascadero on Creston rd, just E of pump station Comment
  UCSB42383  Lupinus microcarpus var. microcarpus Corsino, Linda 1980-4-18 San Luis Obispo Off Highway 46, eight miles west of Atascadero 365 Comment
  CDA21032  Lupinus nanus G. F. Hrusa 1993-5-21 11086 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Huasna region. Comment
  OBI35398  Lupinus nanus H. E. Jones 1981-5-18 2 San Luis Obispo Point Piedras Blancas Comment
  UC454096  Lupinus nanus I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  UC454948  Lupinus nanus Unangst and Roadhouse 1906-4-21 628 San Luis Obispo Sycamore Springs Comment
  UC57448  Lupinus nanus J. H. Barber 1899-4-29 San Luis Obispo Paso Robles Comment
  UCR122495  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6600 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  UCR163606  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9196 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UCD109213  Lupinus nanus Carl Mankinen 1969-4-19 27 San Luis Obispo San Luis Obispo County: along highway. On State Highway 41, 1 1/2 miles east of Atascadero junction. Comment
  SEINET10490166  Lupinus nanus subsp. menkerae Hoover 1966-3-30 HOOVER 9775 San Luis Obispo Panorama hills at west base of crocker grade. Colors extensive areas. Several Plants here have flowers pale blue, pink, or white. Comment
  RSA431073  Lupinus nanus subsp. nanus Dunn, Brown 1946-5-12 2297 San Luis Obispo Atascadero 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
  OBI12870  Lupinus nipomensis Robert F. Hoover 1965-1 San Luis Obispo Comment
  POM203583  Lupinus subvexus var. phoeniceus I. L. Wiggins 1932-3-20 5792 San Luis Obispo Hills east of Cholame on grade above the valley. Comment
  UCR103799  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1478 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  SBBG34936  Lupinus succulentus Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  UCR140125  Lupinus truncatus George K. Helmkamp 2004-3-13 8343 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  CAS-BOT-BC436729  Luzula macrantha R. F. Hoover 1947-3-1 6633 San Luis Obispo Cambria Comment
  CAS-BOT-BC231439  Lycium andersonii James R. Shevock; Jack Zaninovich 1983-3-30 10228 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166 800 Comment
  CAS-BOT-BC231444  Lycium andersonii Ernest C. Twisselmann 1958-5-12 4455 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  OBI3219  Lysimachia arvensis Kathy Thom 1971-5-24 17 San Luis Obispo 1312A Foothill Blvd, San Luis Obispo 91 Comment
  OBI17632  Lysimachia arvensis Kamran Alavi 1977-8-9 7 San Luis Obispo Occonor Way, SLO Comment
  OBI10722  Lysimachia latifolia J. B. Carstens 1966-5-22 59 San Luis Obispo At head end of Lopez Cyn; along Lopez crk Comment
  OBI27168  Lysimachia latifolia Thomas Burrows 1980-4-19 150 San Luis Obispo Reservoir Cyn 168 Comment
  OBI23019  Lythrum californicum David J. Keil 1979-10-27 13656 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI30700  Lythrum hyssopifolia Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UC1392604  Lythrum hyssopifolia R. F. Hoover 1969-7-19 11502 San Luis Obispo s fo Pismo Creek (near Pismo Beach) Comment
  CAS-BOT-BC343895  Madia elegans Clare B. Hardham 1961-10-20 7328 San Luis Obispo Santa Lucia Mountains. Headwaters Santa Rosa Creek Comment
  HSC91771  Madia gracilis Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  UC1583659  Madia gracilis David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17001 San Luis Obispo along ridge system between Arroyo de la Cruz and Arroyo Del Oso (e-facing slope above n-trending section of Arroyo de la Cruz) Comment
  LA203823  Madia radiata Alice Eastwood; John Thomas Howell 1935-3-25 2002 San Luis Obispo Cholame Comment
  UC1872949  Madia radiata David Keil 2001-5-10 29447 San Luis Obispo Bittersweet Road, ca. 10 mi N of Hwy 58. 670 Comment
  UC1927798  Madia radiata David Keil, Kathleen Keil 2001-4-20 29357 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 N x 120.07846 W Comment
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Aug 21 2017
  OBI29572  Madia sativa Melissa Luckow 1981-6-25 693 San Luis Obispo Just N of San Simeon Beach Comment
  POM362208  Madia sativa Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI15737  Madia sativa Robert F. Hoover 1966-9-12 9979 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs Comment
  RSA69280  Maianthemum racemosum subsp. amplexicaule Margaret Stason 1930-4-14 8938 San Luis Obispo Near Templeton Comment
  RSA133267  Malacothamnus davidsonii Clare B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock; Santa Lucia Mountains. Comment
  CAS-BOT-BC204179  Malacothamnus jonesii P. A. Munz 1951-4-14 16331 San Luis Obispo Queen Bee Public Camp, La Panza Range 701 Comment
  OBI12356  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  OBI66220  Malacothamnus jonesii David J. Keil 1998-10-9 28154 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. 427 Comment
  SBBG110229  Malacothamnus jonesii C. B. Hardham 1964-5-17 11044 San Luis Obispo Hubbard Hill Comment
  POM48394  Malacothamnus palmeri var. palmeri Edward Palmer 1876-7-17 50 San Luis Obispo Cambria Comment
  CAS-BOT-BC345331  Malacothrix californica R. F. Hoover 1967-5-6 10525 San Luis Obispo Sand-flats at Jack Lake Comment
  SEINET7063598  Malacothrix californica A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  CAS-BOT-BC345338  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  CAS-BOT-BC347329  Malacothrix coulteri R. F. Hoover 1952-4-8 8082 San Luis Obispo La Panza district Comment
  OBI23282  Malacothrix coulteri J. T. Arnold 1965-4-18 65 San Luis Obispo Gillis Cyn Comment
  CAS-BOT-BC347544  Malacothrix floccifera R. F. Hoover 1950-5-6 7883 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC323278  Malacothrix incana R. F. Hoover 1950-5-13 7913 San Luis Obispo Near Oso Flaco Lake Comment
  SD87703  Malacothrix incana F. W. Peirson 1920-7-29 2225 San Luis Obispo Pismo Comment
  UC1311661  Malacothrix incana Robert J. Rodin 1959-5-26 6349 San Luis Obispo sand dunes at s end Morro Bay Comment
  CAS-BOT-BC322537  Malacothrix phaeocarpa R. F. Hoover 1964-6-5 8916 San Luis Obispo Ridge southeast of Cuesta Pass, Santa Lucia Range Comment
  OBI56422  Malacothrix phaeocarpa David J. Keil, Rhonda Riggins 1987-5-11 20151 San Luis Obispo Cuesta Ridge East, ca. 2.9 mi from jctn with US 101 along Cuesta Ridge rd 640 Comment
  OBI55285  Malacothrix saxatilis var. commutata David J. Keil 1998-4-20 26826 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San marcos Rd., 7 road miles W of junction with US 101, W of Paso Robles. Comment
  OBI36725  Malva assurgentiflora Steven A. Junak 1978-4-9 s.n. San Luis Obispo Behind bldg at 100 W. Branch St. Arroyo Grande Comment
  OBI72534  Malva parviflora M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-6 SLO- 303 San Luis Obispo Camp San Luis Obispo. Across Sutter Rd from bridge over Poison Oak crk (tributary of Chorro Crk) near first ridge W of Cerro Romualdo 61 Comment
  CAS-BOT-BC8177  Malvastrum palmeri Edward Palmer 1876-7-17 50 San Luis Obispo Cambria Comment
  RSA0023304  Malvella leprosa Greg Wilvert 2005-6-4 469 San Luis Obispo Southeast half of the Caliente Range. 3 Km E of Wells Spring 915 Comment
  OBI50303  Marah fabacea Tawney Odegard 1985-2-19 11 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
  JEPS35252  Marah fabacea R. F. Hoover 1947-3-1 6640 San Luis Obispo short distance s Cayucos (Whale Rock) Comment
  OBI28740  Marah fabacea Melinda Doud 1976-4-17 1 San Luis Obispo Baywood Park, about .25 mi E of Estero Bay Comment
  OBI35658  Marrubium vulgare S. M. Inman 1983-9-23 105 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
  SBBG104363  Matricaria discoidea F. L. Johnson, E. A. Young 1993-5-24 ROB 567 San Luis Obispo ca. 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG28615  Matricaria occidentalis E. C. Twisselmann 1967-6-16 13367 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieto Cyn 701 Comment
  OBI56641  Matricaria occidentalis David J. Keil 1998-6-5 27619 San Luis Obispo Carrizo Plain. California Valley. 0.9 miles N of junction Brentwood Trail on Soda Lake Rd. Comment
  SBBG118047  Medicago minima K. Foster 1999-3-14 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  OBI59060  Melica californica David J. Keil 1998-4-28 26973 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
  CAS-BOT-BC281678  Melica imperfecta Clare B. Hardham 1959-5-9 4469 San Luis Obispo Santa Lucia Mts. Camp Natoma, headwaters of Franklin Creek Comment
  OBI51795  Melica imperfecta R. Mike Arens 1994-3-26 26 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI21996  Melica imperfecta Robert F. Hoover 1964-5-11 8766 San Luis Obispo 2 mi SW of Pozo on rd to Arroyo Grande Comment
  UCD88060  Melica imperfecta R. Tofsrud 1949-4-25 s.n. San Luis Obispo San Luis Obispo County: Between Nipomo and Santa Maria. Comment
  SEINET6853209  Melica torreyana Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, below Cuesta Pass. Comment
  UCSC000403  Melilotus albus Unknown 1968-5-5 s.n. San Luis Obispo Low cultivated fields. Comment
  RSA231896  Melilotus indicus E. C. Twisselmann 1971-11-12 189518 San Luis Obispo Dorothy Twisselmann Ranch. 671 Comment
  SBBG107428  Melissa officinalis C. B. Hardham 1957-8-23 2498 San Luis Obispo York Mtn Comment
  UC771738  Melissa officinalis R. F. Hoover 1946-8-3 San Luis Obispo near dry water course Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  OBI2697  Mentha spicata Robert F. Hoover 1966-9-16 10023 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  UC1953277  Mentha suaveolens D. R. Miller 2007-8-9 807 .859 San Luis Obispo Pine Mt Region. Throughout beds next to house at D. R. Miller property, Tobacco Creek drainage. Comment
  UCR19595  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  UC1928065  Mentzelia gracilenta David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30499 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  SBBG69252  Mentzelia pectinata J. Hopkins 1952-4-20 San Luis Obispo hwy from McKittrick to Santa Margarita, ca. 4 mi out toward Soda Lake Comment
  CAS-BOT-BC428912  Micranthes californica Alice Eastwood 1927-4-9 14392 San Luis Obispo Atascadero road Comment
  CAS-BOT-BC428917  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  UCD163519  Micropus californicus CNPS Melinda Elster; Sara Taylor 2015-5-14 CARR- 658 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, off of Soda Lake Road. 624 Comment
  UC1070008  Micropus californicus var. californicus N. K. Carlson 1936-3-27 246 San Luis Obispo 4.8 mi ne Lopez Mt.; San Luis Obispo Quad. 381 Comment
  OBI15623  Microseris bigelovii Robert F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 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
  OBI28755  Microseris douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14499 San Luis Obispo 0.7 mi S of Calif Valley Fire station along Soda Lake rd Comment
  OBI28853  Microseris douglasii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14476 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  OBI80686  Microseris douglasii D. R. Miller, E. A. Appel 2015-4-11 415 .112 San Luis Obispo Growing on thin soil on ridge-crest north of Wheelbarrow Gulch, Marmolejo creek drainage. 738 Comment
  JEPS35301  Microseris douglasii subsp. douglasii R. F. Hoover 1950-4-21 7844 San Luis Obispo s Toro Creek (between Morro Bay and Cayucos) Comment
  UCSC000847  Microseris douglasii subsp. tenella Grey Hayes 2001-5-9 344 San Luis Obispo By roadside Paso Robles Comment
  SBBG126121  Microseris elegans D. Keil 1998-5-4 27056 San Luis Obispo Redhill rd, just S of jct with St Hwy 58 Comment
  UCD118912  Microsteris gracilis G. F. Hrusa 1992-3-24 10362 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  OBI42352  Mimetanthe pilosa David J. Keil 1986-5-28 19611 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  OBI75740  Mimulus aurantiacus Al Lindholm 1967-4-23 199 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  UC1964659  Mimulus aurantiacus Haley Schlageter 2014-5-20 San Luis Obispo Cal Poly Campus Comment
  OBI79310  Mimulus aurantiacus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31680 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  UC455549  Mimulus aurantiacus var. aurantiacus J. E. Roadhouse 1906-5-19 691 San Luis Obispo Poly Canyon San Luis Obispo Comment
  OBI35579  Mimulus aurantiacus var. aurantiacus S. M. Inman 1983-5-14 48 San Luis Obispo Pecho Study Site, 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt road after "deer " sign, to S of dirt road 49 Comment
  OBI4046  Mimulus aurantiacus var. aurantiacus Ralph N. Philbrick 1964-6-4 s.n. San Luis Obispo East slope, Cerro de San Luis Obispo Comment
  OBI9497  Mimulus aurantiacus var. aurantiacus VRMEER 1955-4-10 32 San Luis Obispo Poly Cyn on Western slope Comment
  JEPS35075  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1948-5-22 7538 San Luis Obispo summit on road from Paso Robles to Adelaida Comment
  OBI60097  Mimulus aurantiacus var. pubescens G. F. Hrusa 1995-4-16 12080 San Luis Obispo La Panza Range, Calf Cyn on hwy 58, approx 5 mi E of Santa Margarita 400 Comment
  UC1063578  Mimulus aurantiacus var. pubescens W. A. Peterson 1937-5-10 828 San Luis Obispo 1/2 mi se of mouth Placer Creek; La Panza Quadrangle Comment
  UC943836  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5545 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo, through gate near old shack) 396 Comment
  JEPS22929  Mimulus cardinalis Volney Rattan June 1881 San Luis Obispo n San Luis Obispo Comment
  RSA435518  Mimulus floribundus Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  LA80927  Mimulus fremontii var. fremontii Clare B. Hardham; 1961-4-26 6921 San Luis Obispo Franklin Creek west of Adelaide Comment
  SBBG117760  Mimulus guttatus E. Painter, M. Wetherwax, D. Keil, D. Wilken 2001-4-17 CR 204 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  UCR122507  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6618 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  UCSB38027  Mimulus guttatus Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  CDA21345  Mimulus pilosus G. F. Hrusa 1993-5-2 11013 San Luis Obispo Salinas Valley Region; Salinas River approx. 200 meters to N of Niblick Bridge. W bank of river, vicinity of Paso Robles. Comment
  CAS-BOT-BC174688  Minuartia cismontana R. F. Hoover 1947-4-20 6990 San Luis Obispo Yaro Creek district n. of Pozo Comment
  CAS-BOT-BC388807  Minuartia douglasii Alice Eastwood 1926-5-4 13814 San Luis Obispo Paso Robles Comment
  OBI57336  Minuartia douglasii David J. Keil 1998-6-10 27753 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. Comment
  CAS-BOT-BC434727  Mirabilis laevis var. crassifolia R. F. Hoover 1967-3-28 10315 San Luis Obispo Canyon in Temblor Range near north end odf Elkhorn Plain. Comment
  RSA239435  Monardella crispa C. W. Tilforth, J. Dourley 1973-6-14 860 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake. Comment
  SEINET10582338  Monardella frutescens A. Graff 1993-7-10 Graff 175 San Luis Obispo Big Coreopsis Hill, on stabilized dunes overlooking Little Oso Flaco Lake (opposite side than Monardella crsipa, on unstable dunes). Need permission from the Nature Conservancy to collect. Locally patchy, with Rhamnus californica, Coreopsis gigantea, Eriogonum parvifolium, Leptodactylon californicum, Lupinus chamissonis, Toxicodendron diversilobum, Pteridium aquilinum var. pubescens, Carpobrotus chilensis, Conicosia pugioniformis, Achillea millefolium, Dudleya lanceolata, Pholisma arenarium (one parasitic on Monardella frutescens), Silene lacinata spp. major. End of bloom. Comment
  UCSB29281  Monardella undulata Blakley, E. 1958-8-2 San Luis Obispo Dune Lake; 4 miles South of Oceano 3 Comment
  RSA630358  Monardella undulata R. E. Riefner Jr. 1999-8-11 99 -357 San Luis Obispo Montana de Oro State Park. Comment
  CAS-BOT-BC220285  Monardella undulata subsp. crispa R. F. Hoover 1947-8-8 7354 San Luis Obispo Oceano Comment
  SBBG109896  Monardella undulata subsp. crispa C. B. Hardham 1965-4-21 12891 San Luis Obispo Pismo Dunes Comment
  JEPS15279  Monardella undulata subsp. undulata Rimo Bacigalupi 1950-5-13 3197 San Luis Obispo Just south of Oso Flaco Lake Comment
  OBI46286  Monardella undulata subsp. undulata David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18091 San Luis Obispo Nipomo Mesa. Big coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Rd, 3.6 mi from jctn with State hwy 1 1000 Comment
  SBBG112696  Monardella undulata subsp. undulata C. B. Hardham 1987-6-26 San Luis Obispo Shadow Lake, S of Oso Flaco Lake Comment
  UC771772  Monardella undulata subsp. undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  OBI45686  Monardella villosa subsp. obispoensis David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20698 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI7606  Monardella villosa subsp. obispoensis Robert F. Hoover 1969-7-17 11477 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC214152  Monardella villosa subsp. obispoensis Clare B. Hardham 1956-8-3 1241 San Luis Obispo T. Dellahanna Ranch, Cayucos Rd., Santa Lucia Mountains Comment
  CAS-BOT-BC214157  Monardella villosa subsp. obispoensis R. F. Hoover 1964-7-12 9195 San Luis Obispo From hill above site of one-time Washington School, north of Arroyo de la Cruz Comment
  JEPS2652 Image available Monardella villosa subsp. obispoensis I. J. Condit 1908-6-20 San Luis Obispo Cuesta Pass Santa Lucia Mountains (near summit); Cuesta Pass, Santa Lucia Mts., San Luis Obispo Co. Comment
  OBI62541  Monardella villosa subsp. obispoensis Bernard Miossi 1939-5-26 83 San Luis Obispo On W facing slope of hill 1 mi N of San Luis Obispo and 1/4 mi N of hwy 101 107 Comment
  CDA42268  Monolepis nuttalliana G. F. Hrusa, M. Pitcairn 2015-4-13 18617 San Luis Obispo Carrizo Plain; Panorama Rd., 1/2 mi. east of Soda Lake Rd. 588 Comment
  POM203556  Monolepis nuttalliana I. L. Wiggins 1932-3-20 5788 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  OBI32990  Monolopia gracilens David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16973 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC456019  Monolopia gracilens I. J. Condit 1911-6-13 San Luis Obispo Cambria Road Santa Rosa Creek Comment
  OBI18714  Monolopia lanceolata Robert F. Hoover 1950-4-2 7783 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  UC1069969  Monolopia lanceolata E. Armstrong 1934-4-1 1116 San Luis Obispo La Panza La Panza Quad., La Panza Comment
  UC306331  Monolopia lanceolata G. B. Grant 1903-4-30 5373 San Luis Obispo Shandon Comment
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Feb 29 2016
  UCD78289  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4635 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  CAS-BOT-BC349560  Monolopia lanceolata David D. Keck 1933-5-3 2113 San Luis Obispo 5 miles northeast of Estrella on road to Parkfield Comment
  OBI18712  Monolopia lanceolata Robert F. Hoover 1949-4-2 7582 San Luis Obispo 7 mi NE of Creston, on rd to Shandon Comment
  OBI25921  Monolopia lanceolata Malcolm McLeod, Burdetts, Joneses, McLeod 1981-4-5 1376 San Luis Obispo 21 mi NW of Paso Robles on Interlake Rd at E entrance to Bee rock Cyn 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
  SBBG48630  Monolopia stricta L. S. Matlovsky 1974-4-5 DM 1889 -31 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  RSA289451  Monolopia stricta Dale E. Johnson, J. E. Eckenwalder 1974-4-20 79 San Luis Obispo 16.1 km (10.1 miles) north of Highway 58 (McKittrick-Santa Margarita Road) on Syncline Hill-Cholame Road. On west-facing slope of Carnaza Creek Comment
  SD249260  Montia fontana David Keil 1978-3-11 12612 San Luis Obispo Avenales Wildlife area near Shell Creek along Highway 58. Comment
  RSA0038446  Montia perfoliata W. M. Arbaugh 1968-4-28 165 San Luis Obispo Shell Beach. Comment
  OBI36941  Morella californica Eric Wise 1982-7-2 1613 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC109025  Mucronea californica R. F. Hoover 1964-6-11 9038 San Luis Obispo Just south of Hazard Canyon. Comment
  CHSC106843  Mucronea californica Barbara Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refinery ca 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  UC188747  Mucronea californica M. K. Curran 1885-1 San Luis Obispo San Luis Obispo Comment
  UCR41865  Mucronea californica C. F. Smith 1950-5-4 2761 San Luis Obispo Off Creston-Simmler Rd. at Fernandez Creek 418 Comment
  CAS-BOT-BC109036  Mucronea californica Ernest C. Twisselmann 1956-6-1 2889 San Luis Obispo South end of Morro Bay, near Baywood Park. 30 Comment
  CAS-BOT-BC109043  Mucronea californica James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6485 San Luis Obispo Nipomo Mesa. North of the Union Oil Refinery and south of the Stauffer Chemical Plant, along California Highway 1. 15 Comment
  CAS-BOT-BC109054  Mucronea californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road, 5.7 miles east of Santa Margarita. 365 Comment
  RSA489224  Mucronea californica James L. Reveal 1987-6-21 6507 San Luis Obispo Nipomo Mesa, along Hwy 101, 0.6 mile NW of the Nipomo exit at the end of Frontage Road and 0.3 mile NW of its jct. with Sandydale Drive, west side of hwy. 137 Comment
  UC455207  Mucronea californica I. J. Condit 1910-5-14 San Luis Obispo Osos Valley San Luis Obispo Comment
  OBI73638  Mucronea perfoliata David J. Keil 2010-6-7 30876 San Luis Obispo La Panza Mountains. Shell Creek area, ca. 1 mile north of Highway 58 440 Comment
  RSA129320  Muhlenbergia asperifolia W. A. Peterson 1936-7-9 342 San Luis Obispo Cuyama Ranch. 671 Comment
  CAS-BOT-BC83367  Myosurus minimus R. F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  OBI21716  Myosurus minimus subsp. apus David J. Keil 1979-4-8 13038 San Luis Obispo 5 mi S of Calif valley along Soda Lake Rd 579 Comment
  CAS-BOT-BC101766  Myrica californica D. E. Breedlove 1962-8-7 4078 San Luis Obispo on the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  OBI1197  Myriopteris covillei R. F. Hoover 1965-12-14 9729 San Luis Obispo 5 miles southeast of Santa Margarita near summit on road between Rinconada Creek and Salinas River Comment
  RSA251004  Najas marina Robert F. Thorne 1965-11-7 35575 San Luis Obispo Oso Flaco Lake 8 Comment
  SBBG110016  Nama californica C. B. Hardham 1958-5-7 3229 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  CAS-BOT-BC259855  Nassella cernua A. A. Beetle 1942-4-15 3034 San Luis Obispo Above the Santa Maria River near Taylor Spring, SW part of county Comment
  RSA126810  Nassella cernua H. C. Lee 1937-4-29 864 San Luis Obispo One mile north-northwest of Wellsona. 213 Comment
  SBBG120123  Nassella lepida A. Dilworth, J. Goldzman 1998-5-20 San Luis Obispo vicinity of Whiskey Springs; Camp San Luis Obispo 420 Comment
  UCD87838  Nassella lepida Beecher Crampton 1964-5-18 6995 San Luis Obispo San Luis Obispo County: 4.5 miles north of San Luis Obispo, U.S. Hwy. 101, La Cuesta pass. Comment
  RSA796311  Nassella pulchra W. R. Ferren 1984-4-18 2727 San Luis Obispo San Simeon State Beach, Upper Campground Area 61 Comment
  OBI37242  Nasturtium officinale Eric Wise 1981-6-15 585 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd 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
  OBI37244  Nasturtium officinale Eric Wise 1981-6-26 722 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  JEPS116463  Navarretia atractyloides Alice Le Duc 1999-6-22 410 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI71672  Navarretia atractyloides David J. Keil 1988-7-2 20854 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UCSB17435  Navarretia atractyloides Dearing, Hugh; Dearing, Margaret 1940-6-16 San Luis Obispo Near Pasa Hills Comment
  OBI82457  Navarretia hamata David J. Keil, with V. L. Holland 2015-6-19 33256 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  UC1023814  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-30 7231 San Luis Obispo Huasna District Comment
  UC55354  Navarretia jaredii J. H. Barber 1899-4-29 San Luis Obispo Paso Robles Comment
  UC572330  Navarretia jaredii W. A. Peterson 1937-5-14 839 San Luis Obispo 3.2 mi se French Camp; La Panza Quad. 609 Comment
  UC771765  Navarretia jaredii R. F. Hoover 1946-6-30 6212 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  OBI69822  Navarretia mellita D. R. Miller 1993-7-15 793 -36 San Luis Obispo Pine Mt Region. At Ocean View-Mine area N slope of Pine Mt Comment
  SBBG107600  Navarretia mellita C. B. Hardham 1960-6-24 6251 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  SBBG107693  Navarretia mitracarpa C. B. Hardham 1960-5-17 5751 San Luis Obispo S of Bee Rock Comment
  SBBG109757  Navarretia mitracarpa C. B. Hardham 1964-6-19 12057 San Luis Obispo main ridge, Waterdog Crk 609 Comment
  SBBG19723  Navarretia mitracarpa E. C. Twisselmann 1963-6-9 8388 San Luis Obispo hills at the summit of Palo Prieto Cyn 678 Comment
  CDA40124  Navarretia mitracarpa Clare B. Hardham 1961-5-17 7062 San Luis Obispo Central Western; Outer South Coast Ranges region; 4 miles west of Ocean View Mine, north of Cambria. 0 Comment
  CDA40122  Navarretia nigelliformis Thomas Chalmers Jun 1959 s.n. San Luis Obispo 0 Comment
  OBI73463  Navarretia squarrosa David J. Keil 2010-6-4 30848 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead parking area Comment
  OBI83454  Navarretia squarrosa Robert F. Hoover 1969-8-15 11550 San Luis Obispo Los Osos Valley Comment
  OBI57360  Nemacladus ramosissimus David J. Keil 1998-4-9 26641 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1276317  Nemacladus ramosissimus R. F. Hoover 1947-4-20 6972 San Luis Obispo Pilitas Creek District Comment
  JEPS35256  Nemacladus secundiflorus var. robbinsii R. F. Hoover 1947-4-2 6859 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  UC72015  Nemophila menziesii Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  OBI77727  Nemophila menziesii C. Woods 1978-3-1 8 San Luis Obispo Carrizo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd Comment
  OBI27357  Nemophila pedunculata Robert L. Allen, Nancy E. Arnold 1981-5-3 265 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. Lower 1/2 of NW facing slope 305 Comment
  OBI55386  Nemophila pedunculata David J. Keil, with Kathleen A. Keil 1997-3-8 26080 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  RSA212539  Nicotiana bigelovii E. C. Twisselmann, D. J. Bedell 1969-7-5 15657 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  SBBG104213  Nicotiana glauca D. A. Young, F. L. Johnson 1992-6-18 ROB 96 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI9176  Nicotiana quadrivalvis Robert F. Hoover 1946-9-14 6373 San Luis Obispo Santa Margarita Comment
  OBI4398  Notholithocarpus densiflorus var. densiflorus William Lester 1969-5-25 248 San Luis Obispo Lower end of Coon Creek Comment
  UC729623  Nuphar lutea subsp. polysepala Carl B. Wolf 1929-4-15 3583 San Luis Obispo 5 mi s of Oceano (along Southern Pacific Rail Road, most southern known station!); Southern Pacific Rail Road 30 Comment
  UC985679  Nuphar lutea subsp. polysepala Malcolm A. Nobs, S. Galen Smith 1948-9-9 678 San Luis Obispo 4 mi sw of Arroyo Grande Comment
  OBI53478  Nuttallanthus texanus Arthur W. Hazebrook 1991-4-19 1 San Luis Obispo Nipmo 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
  OBI47375  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UCR67938  Oemleria cerasiformis David J. Keil, Melissa Luckow 1982-3-7 15695 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just north of Cuesta summit 403 Comment
  OBI58101  Oemleria cerasiformis Austin P. Griffiths 1987-4-11 18102 San Luis Obispo Arroyo de la Cruz, Along N beach of Arroyo de la Cruz watercourse, ca. half mile downstream from streamflow gauge Comment
  OBI59763  Oemleria cerasiformis Barrett Anderson 1971-3-5 60 San Luis Obispo Montana de Oro State Park, along Coon Creek Comment
  SBBG107318  Oenanthe sarmentosa C. B. Hardham 1957-9-12 2610 San Luis Obispo Santa Rosa Crk, Cambria Comment
  SBBG5229  Oenanthe sarmentosa C. B. Hardham 1958-9-6 3929 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI79560  Oenothera elata subsp. hookeri David J. Keil 2012-7-18 31411 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  CAS-BOT-BC56878  Opuntia phaeacantha Ernest C. Twisselmann 1959-11-2 5908 San Luis Obispo Field redacted by CAS, contact the data manager for more information 45 Comment
  OBI65808  Orobanche bulbosa D. R. Miller 1981-5-16 581 -34 San Luis Obispo Pine Mt Region. Along rd edge N of Lookout tower near McLean gate 914 Comment
  CAS-BOT-BC500161  Orobanche fasciculata Mrs. R. W. Summers 1896-4-11 s.n. San Luis Obispo La Pansa Comment
  CLARK-A1045-1363  Orthocarpus densiflorus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field off Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  RSA0006079  Orthocarpus densiflorus var. obispoensis Philip A. Munz, D. D. Keck 1926-4-8 10242 San Luis Obispo 1 mile N of Morro. Comment
  POM147155  Orthocarpus purpurascens Alice Eastwood 1927-4-8 14338 San Luis Obispo Nipoma Mesa. Comment
  OBI80439  Oxalis pes-caprae David J. Keil 2015-2-14 32601 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve. 25 Comment
  RSA714094  Oxalis pes-caprae George K. Helmkamp 2003-12-18 8230 San Luis Obispo Arroyo Grande, Courtland Ave. one block S of Grand Ave. Brooklyn Creek, opposite San Francisco. 15 Comment
  OBI32169  Oxalis pilosa David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15671 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  CAS-BOT-BC121198  Paeonia californica R. C. Wenk; D. J. Spurr 2007-4-7 590 San Luis Obispo Los Padres National Forest, along Pozo Road, about 11 road miles S of Santa Margarita. 573 Comment
  OBI30896  Paeonia californica Julie M. Vanderwier 1979-2-27 93 San Luis Obispo Indian Knob Tar Sands Comment
  UC54827  Paeonia californica Mrs. R. W. Summers 1886-2-21 San Luis Obispo San Luis Mt. Comment
  CAS-BOT-BC121286  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, Eldorado School. Comment
  OBI83586  Papaver californicum Michael Walgren 2016-4-22 526 San Luis Obispo Three small patches observed on the north side of a dirt road on the Pacific Gas and Electric Diablo Nuclear Power Plant property. Collected on a southwest facing slope near the ridgeline at approximately 35 deg. 14' 48.32" N 120 deg. 53' 00.64" W 304 Comment
  OBI11703  Papaver californicum Robert F. Hoover 1952-5-11 8177 San Luis Obispo W slope of La Panza Range Comment
  OBI47512  Papaver californicum David J. Keil 1986-5-2 19359 San Luis Obispo Cuesta Ridge East. On Cuesta Ridge rd ca 3 mi from jctn with US Rte 101 640 Comment
  UC1296237  Papaver californicum R. F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Creek, tributary of Huasna River Stoney Creek Comment
  OBI59525  Papaver heterophyllum David J. Keil, with V. L. Holland 1999-5-4 28319 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI69431  Papaver hybridum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30494 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  SEINET3404695  Papaveraceae W. R. Ernst 1961-4-2 757 San Luis Obispo Simmler and Creston, Along the Simmler-Creston road about 2 miles Northwest of the junction to La Panza. 518 Comment
  SD244661  Parishella californica David Keil 1998-6-5 27634 San Luis Obispo Caliente Range. 4.8 road miles SE from Soda Lake Road on Selby Road 883 Comment
  CAS-BOT-BC175595  Parnassia palustris E. R. Blakley 1956-11-7 B- 1991 San Luis Obispo Cypress Mtn., Santa Lucia Mtns. 609 Comment
  CDA43471  Paspalum distichum David J. Keil 2012-7-14 31408 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  UCD40579  Pectocarya penicillata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1544 San Luis Obispo La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  RSA610587  Pectocarya penicillata R. S. Woglum 1938-4-22 1578 A San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Road, Creston to La Panza. Comment
  OBI75015  Pedicularis densiflora Michael Walgren 2011-2-12 198 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 80 Comment
  RSA15214  Pedicularis densiflora Carl B. Wolf 1927-2-26 221 San Luis Obispo East side of La Honda grade. Comment
  POM120721  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo. Comment
  SEINET5777397 Image available Pellaea andromedifolia Marcus E. Jones 1882-1 3227 San Luis Obispo San Luis Obispo Comment
  UC74851  Pellaea andromedifolia Mrs. R. W. Summers San Luis Obispo <Collector's garden> San Luis Obispo Comment
  CAS-BOT-BC71456  Pellaea mucronata Steven A. Junak 1990-5-17 4370 San Luis Obispo Santa Lucia Mountains: near N edge of Cuesta Ridge Botanical Area, in canyon S of first high voltage tower E of W Cuesta 676 Comment
  CDA15118  Pellaea mucronata var. mucronata G. F. Hrusa 1998-4-25 14204 San Luis Obispo La Panza Range; Above La Panza Camp. Comment
  UCD169725  Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  OBI76601  Pennisetum villosum Michael Walgren 2011-12-10 264 San Luis Obispo Montana de Oro State Park campground Comment
  RSA305773  Penstemon centranthifolius James R. Shevock 1972-4-1 1515 San Luis Obispo E slope Poso Grade. 610 Comment
  SBBG34941  Penstemon centranthifolius Mrs. R. W. Summers 1882-6-1 San Luis Obispo Santa Margarita hills Comment
  RSA0040005  Penstemon heterophyllus subsp. heterophyllus LeRoy Gross, Marcel Beffort 2014-5-14 6460 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  OBI32013  Pentachaeta exilis David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15866 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG117886  Pentachaeta exilis subsp. exilis E. Painter, M. Wetherwax 2002-3-27 CR 273 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 259 Comment
  UC1927711  Pentachaeta exilis subsp. exilis David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29758 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  RSA0020361  Perideridia pringlei Greg Wilvert 2005-4-30 355 San Luis Obispo Southeast half of the Caliente Range. 200 m S of Padrones Spring. 914 Comment
  OBI10866  Persicaria amphibia Robert F. Hoover 1946-8-26 6365 San Luis Obispo S end of Laguna, near San Luis Obispo Comment
  OBI36817  Persicaria punctata Eric Wise 1981-5-14 305 San Luis Obispo Sweet Springs Marsh. NW of 4th & Ramona, Los Osos Comment
  OBI36823  Persicaria punctata Eric Wise 1981-7-26 937 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  SBBG95317  Petunia parviflora E. Wise 1981-9-1 1072 San Luis Obispo Turri Rd, 2.4 mi W of Los Osos Comment
  UC901817  Phacelia L. Constance and R. F. Hoover 1950-6-21 3353 San Luis Obispo w side of butte 0.5 mi below summit; Rocky Butte 975 Comment
  RSA201151  Phacelia cicutaria var. hispida Clare B. Hardham, C. Butterworth 1960-6-17 6157 San Luis Obispo Lopez Canyon Comment
  OBI47508  Phacelia cicutaria var. hispida David J. Keil 1986-5-2 19358 San Luis Obispo Cuesta Ridge East. Turnoff to rd to radio facility of Mt. Loew on Cuesta Ridge rd ca 4 mi from jctn with US Rte 101 671 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
  JEPS2392  Phacelia distans Benj. Cobb 1907-4-24 San Luis Obispo Paso Robles Comment
  UC54863  Phacelia distans Mrs. R. W. Summers 1882-3-17 576 San Luis Obispo base of mt. San Luis Mt. Comment
  OBI53176  Phacelia distans Lynne Dee Oyler 1990-6-12 1178 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  OBI13798  Phacelia douglasii A. Ahmad 1963-4-23 17 San Luis Obispo 2 mi E San Luis Obispo Comment
  OBI42932  Phacelia grisea Jan Johnson, Melissa Boggs 1986-5-11 16 San Luis Obispo Los Padres NF. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  RSA201608  Phacelia grisea Robert F. Hoover 1952-6-10 8241 San Luis Obispo Black Mt., La Panza Range. In several places from summit down to road crossing ridge to Navajo Camp. Comment
  SBBG93881  Phacelia grisea S. A. Junak, T. Ayers 1989-7-14 4114 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
  SD71175  Phacelia grisea R. F. Hoover 1951-6-21 7996 San Luis Obispo Rocky Butte Lookout station; Santa Lucia Mountains. Comment
  UCD120585  Phacelia imbricata Alice Eastwood; John Thomas Howell 1938-6-14 5940 San Luis Obispo San Luis Obispo County: Serano Canyon. Comment
  UC916653  Phacelia nemoralis subsp. nemoralis L. Constance and R. F. Hoover 1950-6-20 3348 San Luis Obispo on Cayucos rd 5.5 mi w of Templeton Templeton; Paso Robles Creek 304 Comment
  UC716206  Phacelia rattanii Roxana S. Ferris 1939-6-16 9782 San Luis Obispo Jack Creek Bridge on Dover Canyon rd Santa Lucia Mountains Comment
  OBI47514  Phacelia tanacetifolia David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19229 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect 17 and SW corner sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  SD67648  Phacelia tanacetifolia Ira L. Wiggins 1932-3-20 5793 San Luis Obispo East end of Cholome Valley, hillsides. Comment
  OBI22089  Phalaris angusta Robert F. Hoover 1948-5-5 7522 San Luis Obispo Oak Park district Comment
  OBI3500  Phalaris aquatica Lynch 1971-5-15 17 San Luis Obispo Cal Poly campus. Along the crk leading to the E end of Drumm Lake Comment
  CAS-BOT-BC258995  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  UC463335  Phalaris minor Roxana S. Ferris 1929-4-13 7537 San Luis Obispo bluffs above ocean between San Luis Obispo and Pismo Comment
  UC455682  Phlox gracilis I. J. Condit 1909-2-22 San Luis Obispo San Luis Hot Soda Springs Comment
  UC1392669  Pholistoma auritum R. F. Hoover 1968-4-16 11016 San Luis Obispo Suey Creek Comment
  OBI23276  Pholistoma auritum var. auritum J. T. Arnold 1965-4-17 58 San Luis Obispo 1.5 mi E of Indian Knob Comment
  OBI29825  Pholistoma auritum var. auritum Ruth Davis 1964-4-24 101 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  CDA16350  Pholistoma membranaceum G. F. Hrusa 2000-4-1 15337 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  SBBG34921  Pholistoma membranaceum unknown 1882-1 San Luis Obispo Cuyama Comment
  OBI73189  Phragmites australis David J. Keil 2000-5-29 28778 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
Read comments
Mar 17 2016
  RSA760729  Phragmites australis David J. Keil 1998-9-4 28100 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  CAS-BOT-BC452014  Phyllospadix scouleri Ernest C. Twisselmann 1967-4-27 12911 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  OBI78727  Phyllospadix torreyi David J. Keil 2013-8-28 31990 San Luis Obispo Just north of Morro Rock Ecological Preserve at surf line on beach 0 Comment
  SD115054  Phyllospadix torreyi W. P. Armstrong 1983-6-9 1137 San Luis Obispo Sandy Beach -- 0.5 mi. N. of Morro Rock; washed ashore from nearby rocky shore Comment
  UC52305  Physalis philadelphica Rev. R. W. Summers Sep 1886 614 San Luis Obispo San Luis Obispo Comment
  UCR246619  Pinus attenuata B. A. Smith 1966-4-3 005 San Luis Obispo 4 mi east of Hwy 101 on Cuesta Ridge Trail 75 Comment
  OBI7735  Pinus coulteri B. A. Smith 1966-4-3 2 San Luis Obispo About 1.5 mi from hwy 101 (E side) on Cuesta Ridge Trl Comment
  RSA685582  Pinus monophylla Neil Havlik 2003-6-5 s.n. San Luis Obispo Near Goat Spring, Carrizo National Monument. This locality is ca 2 mi N of the previously reported locality near the summit of Caliente Mtn (Hoover. 1970. Flora of San Luis Obispo County). Comment
  OBI37886  Pinus ponderosa David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18697 San Luis Obispo 7 mi from Calif Rte 1 along San Simeon Crk Rd near rocky Butte lookout at Circle 3 Ranch gate Comment
  CAS-BOT-BC80007  Pinus radiata W. R. Dudley 1902-4-4 s.n. San Luis Obispo Near Cambria Comment
  UC2013221  Pinus radiata F. X. Villablanca 1986-5-17 57 San Luis Obispo 0.25 miles North of Somerset Dr. Slope about 1/4 mile from shore, bordering marine terrace. Comment
  SEINET6074357  Pinus sabiniana Unknown 1987-9-14 480 San Luis Obispo Lake Nacimiento. Hillside above the dam. Comment
  RSA382748  Piperia elongata George Henry Grinnell 1929-7-11 s.n. San Luis Obispo Cambria Pines Comment
  OBI25908  Piptatherum miliaceum L. Brent 1981-3-10 31 San Luis Obispo On path in back of tractors bldg leading to path towards Poly Cyn; on right. Ca. 150' from gate at bottom of hill Comment
  OBI11673  Pittosporum undulatum Jim Heaston 1955-10-6 7 San Luis Obispo Cal Poly SLO Comment
  SBBG118645  Plagiobothrys bracteatus E. Painter, M. Wetherwax 2000-4-19 CR 39 b San Luis Obispo E of jct of W Perimeter and Boy Scout rds, N of W Perimeter Rd; Camp Roberts 180 Comment
  UC2013198  Plagiobothrys bracteatus David Keil 1998-5-6 27084 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  CDA16345  Plagiobothrys canescens G. F. Hrusa 2000-4-1 15332 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  CHSC118652  Plagiobothrys canescens Richard R. Halse 2016-3-23 9675 San Luis Obispo East of Paso Robles; along State Hwy. 46, ca. 3.4 miles west of its junction with State Hwy. 41W (Shandon Exit). 315 Comment
  UC572559  Plagiobothrys canescens G. T. Nordstrom 1937-4-28 1124 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. 335 Comment
  UC2027149  Plagiobothrys nothofulvus David J. Keil with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe and Jenn Yost 2013-5-7 31717 San Luis Obispo Along upper slopes of Santa Lucia Mountains. Rocky Butte summit area near fire lookout Comment
  POM98419  Plagiobothrys nothofulvus P. A. Munz 1926-4-8 10139 San Luis Obispo Paso Robles Comment
  RSA115479  Plagiobothrys nothofulvus E. C. Twisselmann 1955-5-27 2047 San Luis Obispo Cammatta Canyon; La Panza Range. 564 Comment
  OBI20608  Plagiobothrys trachycarpus Robert F. Hoover 1947-4-16 6938 San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  OBI20612  Plagiobothrys trachycarpus Robert F. Hoover 1948-5-2 7495 San Luis Obispo W base of La Panza Range Comment
  OBI34390  Plantago erecta David J. Keil, Kathy Jones 1982-4-4 15845 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG96719  Plantago erecta D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1942 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  OBI78669  Plantago lanceolata Jessica Sheetz 2013-11-13 4 San Luis Obispo Highway 58/Highway 101 intersection near railroad tracks. Comment
  OBI65709  Plantago major D. R. Miller 1994-6-16 694 -462 San Luis Obispo Pine Mt Region. From the driveway area at D.R. Miller Property; E slope of Pine Mt; Tobacco Crk drainage 700 Comment
  SBBG30895  Plantago subnuda R. N. Philbrick 1968-6-7 San Luis Obispo Oso Flaco Lake Comment
  OBI5461  Plantago subnuda Sharon Jochums 1974-4-28 179 San Luis Obispo W of hwy 1 just N of Piedras Blancas Point Comment
  RSA122014  Platanus racemosa H. C. Lee 1936-3-19 591 San Luis Obispo 1.5 miles N of Miles. 122 Comment
  CAS-BOT-BC91983  Platystemon californicus Eben McMillan 1957-4-17 34 -14 San Luis Obispo At the foot of Caliente Mountain, southern Carrisa Plains. 838 Comment
  SBBG104347  Platystemon californicus F. L. Johnson, E. A. Young 1993-5-26 ROB 623 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC91997  Platystemon californicus W. R. Ernst 1958-3-29 236 San Luis Obispo La Panza public campground. Comment
  OBI81142  Platystemon californicus Jason Dart 2010-3-18 339 San Luis Obispo Northern Carrizo Plain 617 Comment
  OBI72237  Plectritis ciliosa Anthony Baniaga 2010-4-4 93 San Luis Obispo Tierra Redonda Mtn BLM ACEC 377 Comment
  CAS-BOT-BC326618  Pluchea sericea R. F. Hoover 1946-10-13 6487 San Luis Obispo Cuyama River at highway birdge not far below Sycamore Creek Comment
  RSA0012374  Pluchea sericea Joan Stewart 2000-1-4 948 San Luis Obispo Cuyama River, along Hwy 166 Comment
  CDA16884  Poa secunda G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI53182  Poa secunda David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21517 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI80046  Poa secunda David J. Keil, with Lynne Dee Althouse 2002-5-2 29862 San Luis Obispo Santa Margarita Ranch Comment
  RSA0029392  Poa secunda Joan Stewart 1995-4-1 341 San Luis Obispo Carrizo Plain Comment
  CAS-BOT-BC243098  Poa secunda subsp. secunda Clare B. Hardham 1961-5-18 7097 San Luis Obispo Santa Lucia Mountains. Between Rocky Butte and Pine Mountain Comment
  UC1132817  Poa secunda subsp. secunda G. T. Nordstrom 1937-4-29 1164 San Luis Obispo 2 mi nw Josephine School; Adelaida Quadrangle Comment
  CAS-BOT-BC243091  Poa secunda subsp. secunda John Thomas Howell 1948-4-24 24217 San Luis Obispo Alkali flat E of Cholame Comment
  OBI31450  Poa secunda subsp. secunda Joy Nishida, Robert Allen 1982-4-10 240 San Luis Obispo American Cyn campground. Near straem in campground 524 Comment
  UC564153  Poa secunda subsp. secunda Roxana S. Ferris 1935-3-29 9079 San Luis Obispo 7 mi e Pozo (on Santa Maria-McKittrick Rd) Comment
  OBI19443  Polycarpon depressum Robert F. Hoover 1947-3-26 6752 San Luis Obispo Price Cyn (just S of) Comment
  SBBG133088  Polygala californica D. Keil, T. Teed, M. Uchida 2001-6-15 29613 San Luis Obispo Chorro Crk drainage, across rd and down hill to Chorro Crk cyn area from Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 213 Comment
  CAS-BOT-BC72000  Polypodium californicum R. F. Hoover 1967-2-18 10229 San Luis Obispo Diablo Canyon, San Luis Range Comment
  SBBG31744  Polypodium californicum M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  CAS-BOT-BC71991  Polypodium californicum Clare B. Hardham 1956-2-18 17 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  OBI43320  Polypogon interruptus Eric Wise 1981-6-26 703 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of Monterey Border, on hwy 1 Comment
  CAS-BOT-BC237332  Polypogon monspeliensis John Thomas Howell 1964-6-29 40789 San Luis Obispo Cambria Comment
  CAS-BOT-BC237337  Polypogon monspeliensis Ernest C. Twisselmann 1959-11-2 5891 San Luis Obispo SW end of Oso Flaco Lake 4 Comment
  LA105625  Polypogon monspeliensis Barry A. Prigge; 8979 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  UCR32221  Polypogon monspeliensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI65943  Polypogon viridis Wendy Thackery, Stacey Smith and Paul Corsi 2003-6-30 11 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. At headwaters of Walters Crk N of Hwy 1 208 Comment
  RSA693311  Polystichum californicum Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  OBI37116  Populus trichocarpa Eric Wise 1981-6-11 524 San Luis Obispo Little Morro Creek, Morro Bay Comment
  SD244807  Populus trichocarpa David Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1. 4 Comment
  SBBG107861  Potamogeton foliosus subsp. foliosus C. B. Hardham 1958-8-17 3871 San Luis Obispo Santa Rita Cyn Comment
  UCSB34800  Potamogeton pectinatus P. Reisentz 1978-6-20 San Luis Obispo collected in the Oso Flaco Lake Oso Flaco Lake Comment
  CAS-BOT-BC453994  Potamogeton pectinatus Ernest C. Twisselmann 1959-11-2 5903 San Luis Obispo Small stream at the outlet of Oso Flaco Lake. 4 Comment
  OBI80856  Potentilla anserina David J. Keil 1992-1 22926 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI51176  Potentilla anserina subsp. pacifica Jan Barber 1993-7-3 29 San Luis Obispo San Simeon State Park. S bank of San Simeon Crk W of pak rd bridge Comment
  UCSB21187  Potentilla anserina subsp. pacifica Kahrmann, C. 1965-5-22 San Luis Obispo 1/8 mile inland from ocean in Cambria County Park, Cambria. 3 Comment
  RSA0014810  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 259 Comment
  UC1953229  Proboscidea louisianica David Keil 2009-9-25 30938 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. Comment
  UC1392941  Proboscidea louisianica subsp. louisianica R. F. Hoover 1969-8-12 11542 San Luis Obispo 1 mi w Paso Robles (on road to Nasimiento Dam) Comment
  SBBG981  Prosartes hookeri C. B. Hardham 1957-4-14 1657 San Luis Obispo near Juhl Corrals [Santa Rita Ranch], Santa Rita Rd, W of Templeton Comment
  CAS-BOT-BC159886  Prunus dulcis Ernest C. Twisselmann 1968-10-21 15023 San Luis Obispo Buena Vista Road just north of Highway 46 (Estrella Plains) 190 Comment
  CAS-BOT-BC163009  Prunus fasciculata var. fasciculata Alice Eastwood 1927-4-8 14325 San Luis Obispo Nipoma Mesa Comment
Read comments
Jul 22 2018
  JEPS18374  Prunus fasciculata var. punctata Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5773 San Luis Obispo about 5 mi w of Nipomo; Nipomo Mesa Comment
  OBI31024  Prunus ilicifolia Julie M. Vanderweir 1979-4-13 133 San Luis Obispo Indian Knob Tar Sands Comment
  UCR131746  Prunus ilicifolia C. B. Wolf 1929-4-16 03647 San Luis Obispo Central Coast, narrow canyon of Morro Creek, 6 miles east of Morro Bay 244 Comment
  OBI10051  Prunus ilicifolia Robert F. Hoover 1954-5-15 8347 San Luis Obispo Between Middle and E branches of Huerhuero Crk Comment
  CAS-BOT-BC156347  Prunus virginiana var. demissa Ernest C. Twisselmann 1954-5-7 1185 San Luis Obispo McLean Spring, McLean Canyon, Temblor Mountains 914 Comment
  OBI10068  Prunus virginiana var. demissa Robert F. Hoover 1953-5-16 8308 San Luis Obispo "Rock Spring" cyn, Temblor Range Comment
  CAS-BOT-BC356460  Pseudognaphalium beneolens R. F. Hoover 1964-7-11 9174 San Luis Obispo Price Canyon Comment
  UC1118548  Pseudognaphalium californicum H. C. Lee 1936-2-25 421 San Luis Obispo 2 mi s Nipomo; Nipomo Quadrangle Comment
  CAS-BOT-BC356846  Pseudognaphalium californicum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  OBI081037  Pseudognaphalium canescens Jason Dart, A Weishert, G. Hind 2010-5-19 409 -H29 San Luis Obispo Hind River Ranch, east side of Salinas River, adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road, east of Santa Maargarita. 317 Comment
  JEPS51946  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo between ocean and Highway 1; Arroyo de la Cruz 4 Comment
  OBI25053  Pseudognaphalium luteoalbum David J. Keil, Dirk Walters 1980-4-26 13858 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  OBI3517  Pseudognaphalium luteoalbum Lynch 1971-5-15 18 San Luis Obispo Cal Poly Campus, on the bank of crk leading into the E end of Drumm lake Comment
  OBI82634  Pseudognaphalium microcephalum David J. Keil 2015-7-8 33327 San Luis Obispo Santa Rita Road west of Templeton Comment
  CAS-BOT-BC357495  Pseudognaphalium ramosissimum D. E. Breedlove 1962-8-7 4097 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  CAS-BOT-BC361548  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo South of Hazard Canyon Comment
  OBI62963  Pseudognaphalium stramineum David J. Keil 1992-6-5 23213 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  UCD135200  Pseudognaphalium stramineum K. L. Chambers 1966-8-30 2477 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
Read comments
Jul 10 2012
  UC1583684  Psilocarphus oregonus David Keil 1986-3-22 19070 San Luis Obispo 2.4 mi e Soda Lake Rd. (on Belmont Tr. n of Soda Lake); Carissa Plain 579 Comment
  UCR170957  Psilocarphus tenellus R. E. Riefner Jr. 2002-4-4 02- 67 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
  UC2013176  Psoralea orbicularis David Keil 1979-7-1 13116 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  OBI25451  Pterostegia drymarioides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13996 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC1135476  Quercus X alvordiana V. Stackhouse 1937-12-14 88 San Luis Obispo 2.3 mi wsw Nacimiento Ranch (on bank of Nacimiento River); Bradley Quad., Nacimiento River 198 Comment
  OBI34880  Quercus X alvordiana David J. Keil, Dirk Walters 1980-4-5 13746 San Luis Obispo Ca. 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch Rd Comment
  OBI25750  Quercus agrifolia David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14052 San Luis Obispo San Luis Range W of See Canyon rd along road to Hibberd Preserve (owned by the Nature Conservancy) Comment
  UC1135509  Quercus berberidifolia A. D. Gifford 1937-4-14 806 San Luis Obispo 3.25 mi wsw New District School; Pozo Quad. 518 Comment
  UC2027285  Quercus berberidifolia Bert Wilson March 1981 San Luis Obispo Peachy Canyon, SW of Paso Robles Comment
  OBI33337  Quercus berberidifolia David J. Keil 1982-3-20 15771 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Canyon Rd to HIbberd Preserve Comment
  OBI28201  Quercus chrysolepis Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts., E. Cuesta Ridge, 2.7 mi SE of hwy 101 Comment
  SEINET12029201  Quercus douglasii J. M. Tucker 1947-1 1693 -F San Luis Obispo 0.25mi S of Hwy-466,and 1mi E of Summit of Polonio Pass Comment
  OBI73718  Quercus durata Neil Havlik 2009-12-1 s.n. San Luis Obispo SLO, Johnson Ranch Open Space Preserve. NW of intersection with Ontario rd and South Higuera St. West of US 101. Irish Hills, San Luis Range. Comment
  SBBG1328  Quercus durata var. durata E. R. Blakley 1956-11-7 1990 San Luis Obispo just W of Cypress Grove, Cypress Mtn 609 Comment
  SBBG93665  Quercus durata var. durata T. J. Ayers, S. A. Junak, D. Young 1989-4-27 716 a San Luis Obispo just NW of sign near W boundary of Cuesta Ridge Botanical Area Comment
  OBI14280  Quercus durata var. durata VRMEER 1955-4-10 27 San Luis Obispo Botanical Garden on Upper slopes Comment
  UCD46229  Quercus john-tuckeri Verne Grant; Alva Grant 1949-4-29 8711 San Luis Obispo Cuyama River 36 miles east of Santa Maria, on Hywy 166, San Luis Obispo Co. Comment
  JEPS116474  Quercus lobata Alice Le Duc 1999-4-23 384 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  UC455260  Quercus lobata I. J. Condit 1908-5-31 San Luis Obispo Santa Maria Comment
  OBI63003  Quercus lobata D. R. Miller 1996-10-15 1096 -636 San Luis Obispo Pine Mt region; next to main road at Corral Meadow, Pico crk drainage 900 Comment
  UCD47101  Quercus palmeri D. Q. Cavagnaro 1963-9-16 68 San Luis Obispo Peachy Canyon road, 3 miles west of Paso Robles, San Luis Obispo County, California. 426 Comment
  CAS-BOT-BC362542  Rafinesquia californica Clare B. Hardham 1956-5-11 652 San Luis Obispo Streambed of Huero Huero [Huerhuero] near Geneseo Comment
  CAS-BOT-BC379132  Ranunculus aquatilis var. diffusus Clare B. Hardham 1957-4-19 1677 San Luis Obispo Dry Lake Rancho Santa Rita (Juhl Ranch) west of Templeton Comment
  OBI10573  Ranunculus californicus Russell Gorman 1956-4-6 38 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI31413  Ranunculus californicus Joy Nishida, Robert Allen 1982-4-10 284 San Luis Obispo American Cyn campground 536 Comment
  OBI83538  Ranunculus californicus Angela Yust 2017-2-23 4 San Luis Obispo San Luis Obispo, Bishop Peak trail starting at Patricia Drive entrance. head up trail about 600 feet on the right ege of trail Comment
  OBI42769  Ranunculus californicus David J. Keil 1982-5-8 15955 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk rd along dirt rd up Cypress Mtn along Steiner Crk Comment
  OBI35290  Raphanus sativus Melody Dickens 1980-5-30 34 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI4334  Raphanus sativus Felice C. Movich 1969-4-30 121 San Luis Obispo Grand Ave and Abbott St, San Luis Obispo Comment
  UC1927776  Rapistrum rugosum David Keil 2002-6-13 s.n. San Luis Obispo Along railroad tracks paralleling California Blvd. Between Foothill Blvd. And Hathway Ave. 82 Comment
  RSA7722  Rhamnus californica Carl B. Wolf 1929-4-15 355 San Luis Obispo Between Guadalupe and Callender, 4 miles from ocean Comment
  UC1121742  Rhamnus californica B. Bolt 1936-2-10 573 San Luis Obispo 1.5 mi se mouth of Osos Creek; Cayucos Quad. 76 Comment
  UC18543  Rhamnus crocea subsp. ilicifolia W. H. Brewer 1861-4-30 510 San Luis Obispo Atascadero Comment
  OBI64796  Rhamnus ilicifolia George Butterworth 2004-6-30 534 San Luis Obispo Temblor Range, Hwy 58 1.9 mi E of summit reservoir Comment
  CAS-BOT-BC92480  Ribes aureum var. gracillimum R. F. Hoover 1964-4-13 8701 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  UC1738538  Ribes divaricatum Clare B. Hardham 1959-4-12 - 4362 San Luis Obispo Cambria Santa Lucia Mountains Comment
  CAS-BOT-BC173069  Ribes divaricatum var. pubiflorum Roxana S. Ferris 1929-4-15 7626 San Luis Obispo Between Oceano and Callender Comment
  CAS-BOT-BC94997  Ribes malvaceum R. C. Wenk 2007-4-15 637 San Luis Obispo Along Pozo Raod, about 10 miles west from its intersection with Highway 58, near Pozo road summit 762 Comment
  UC1127328  Ribes malvaceum H. C. Lee 1937-5-8 899 San Luis Obispo Adelaida Rd. Paso Robles Quadrangle (130D) Comment
  CAS-BOT-BC144673  Ribes sanguineum var. glutinosum R. F. Hoover 1953-5-3 8292 San Luis Obispo Lopez Canyon, along stream Comment
  UC52199  Ribes sanguineum var. glutinosum Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC144464  Ribes sericeum R. F. Hoover 1947-1-3 6579 San Luis Obispo Cambria Comment
  RSA128752  Ribes sericeum Clare B. Hardham 1959-2-1 4031 San Luis Obispo V2 Ranch, York Mountain, west of Templeton Comment
  CAS-BOT-BC173758  Ribes speciosum R. F. Hoover 1947-1-3 6580 San Luis Obispo Perry Creek se. of Cambria Comment
  UC1127612  Ribes speciosum H. C. Lee 1936-2-16 399 San Luis Obispo head Newsom Canyon; Arroyo Grande Quadrangle Comment
  UC1127616  Ribes speciosum B. Bolt 1936-1-14 542 San Luis Obispo 3/4 mi se of mouth Osos Creek; Cayucos Quadrangle Comment
  UCR19746  Ribes speciosum Art Whistler 1966-3-11 s.n. San Luis Obispo Central Coast, California Polytechnic State College, San Luis Obispo 183 Comment
  CAS-BOT-BC207168  Ricinus communis Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Rossevelt Highway N of San Simeon Comment
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  SBBG8715  Rigiopappus leptocladus C. B. Hardham 1957-4-25 1728 San Luis Obispo Cypress Mtn Comment
  OBI55372  Robinia pseudoacacia David J. Keil 1998-5-11 27167 San Luis Obispo 0.3 mi on road NE from junction with La Panza Rd. on Hwy 58. Comment
  OBI36930  Rorippa curvisiliqua Eric Wise 1983-10-25 1867 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  UC1296149  Rorippa nasturtium-aquaticum R. F. Hoover 1949-5-7 7660 San Luis Obispo just n Piedras Blancas Point; just n Piedras Blancas Point Comment
  CAS-BOT-BC74844  Rorippa palustris var. palustris R. F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake. Comment
  NY415839  Rosa granulata W. H. Brewer 04 1861 467 San Luis Obispo Comment
Read comments
Apr 30 2011
  CAS-BOT-BC146680  Rosa gymnocarpa Clare B. Hardham 1957-4-14 1695 San Luis Obispo West side Santa Rita Road (headwaters of Old Creek) Comment
  UC1296073  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1965-5-24 9408 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI31022  Rosa spithamea Julie M. Vanderweir 1979-5-4 148 San Luis Obispo Indian Knob Tar Sands Comment
  OBI57096  Rosa spithamea G. F. Hrusa 1995-5-29 12323 San Luis Obispo Cuesta Ridge West, along access road on Ridge NW of Cuesta Pass 550 Comment
  UC1128629  Rubus parviflorus H. C. Lee 1936-4-6 552 San Luis Obispo Davis Canyon, Port San Luis Quadrangle Davis Canyon; , Port San Luis Quadrangle Comment
  RSA617455  Rubus ulmifolius var. inermis Louis C. Wheeler 1968-6-20 s.n. San Luis Obispo Cambria: Santa Rosa Creek, 3700 block Main Street. Comment
  OBI36966  Rubus ursinus Eric Wise 1981-6-29 805 San Luis Obispo Celery Lake of Dune Lakes Comment
  UCD101076  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  CAS-BOT-BC422075  Rumex acetosella Clare B. Hardham 1956-4-4 358 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Rd. Comment
  OBI66059  Rumex acetosella D. R. Miller 1994-3-17 394 -107 San Luis Obispo Pine Mt Region. In field in and around Walnts at Egebergs, San Simeon Crk drainage 610 Comment
  CAS-BOT-BC421561  Rumex crassus Ernest C. Twisselmann 1965-11-2 11687 San Luis Obispo Bluffs just north of San Simeon Beach State Park. 12 Comment
  UCR140085  Rumex crispus George K. Helmkamp 2004-2-10 8271 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  OBI36985  Rumex crispus Eric Wise 1983-10-16 1808 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI37007  Rumex crispus Eric Wise 1982-6-10 1499 San Luis Obispo Pond on hwy 1.1 mi E of Creston O'Donovan Rd Comment
  OBI5473  Rumex crispus Sharon Jochums 1974-4-3 58 San Luis Obispo W of hwy 1 S of Piedras Blancas Point Comment
  OBI10830  Rumex fueginus Robert F. Hoover 1969-8-25 11554 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI36876  Rumex fueginus Eric Wise 1982-7-2 1612 San Luis Obispo Oso Flaco Lake Comment
  OBI60494  Rumex fueginus Larry Kelly, David J. Keil 1988-10-1 314 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG18342  Rumex fueginus M. A. Piehl 1963-8-4 63789 San Luis Obispo W side Oso Flaco Lake 3 Comment
  OBI32952  Rumex kerneri David J. Keil, Kathy Jones 1982-4-4 15811 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG117534  Rumex kerneri E. Painter, M. Wetherwax, J. Froland 2000-4-20 SLO 102 San Luis Obispo near rd jct, adjacent to Storey Park; Camp San Luis Obispo 100 Comment
  CAS-BOT-BC433614  Rumex kerneri Clare B. Hardham 1958-6-3 3482 San Luis Obispo 6 miles east of Rte 101, Creston Road. Comment
  UCR41402  Rumex maritimus E. A. Wise 1982-7-2 1600 San Luis Obispo Central Coast, Oso Flaco Lake 9 Comment
  OBI41015  Rumex occidentalis David J. Keil 1985-6-22 18936 San Luis Obispo Spring area at base of hill S of Los Osos Crk esturary at E edge of Morro Bay salt marsh, W of South Bay Blvd Comment
  UC454360  Rumex pulcher E. P. Unangst 1906-5-14 San Luis Obispo Oak Park Comment
  OBI78713  Rumex salicifolius David J. Keil 2013-8-28 31989 San Luis Obispo Morro Bay State Park. Morro Rock Ecological Preserve. Weedy area along east base of Morro Rock at edge of parking lot 6 Comment
  OBI36121  Sagina apetala David J. Keil 1985-3-31 s.n. San Luis Obispo San Luis Obispo Comment
  RSA132976  Sagina apetala Clare B. Hardham 1958-4-16 3036 San Luis Obispo Abandoned road. About 0.5 miles W of Paso Robles, Peachy Canyon Rd. Comment
  CDA17525  Salicornia pacifica Austin Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  CAS-BOT-BC103282  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  OBI9864  Salix breweri Robert F. Hoover 1947-4-27 7109 San Luis Obispo Morro Crk,above base of grade on hwy to Atascadero, along rivulets Comment
  OBI9841  Salix laevigata Robert F. Hoover 1953-5-16 8200 San Luis Obispo Grant Lake on margin of dry lakebed Comment
  OBI40986  Salix lasiandra David J. Keil, Eric A. Wise 1985-4-25 18546 San Luis Obispo Black lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  OBI32229  Salix lasiolepis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14333 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI36882  Salix lasiolepis Eric Wise 1981-6-11 530 San Luis Obispo Little Morro Creek, Morro Bay Comment
  OBI36891  Salix lasiolepis Eric Wise 1981-7-1 894 San Luis Obispo Oso Flaco Lake Comment
  OBI37209  Salix lasiolepis Eric Wise 1983-3-6 1676 San Luis Obispo Atascadero Lake Comment
  UC1134997  Salix lasiolepis H. C. Lee 1936-2-29 442 San Luis Obispo Arroyo Grande Creek Arroyo Grande Quadrangle Comment
  UC1135013  Salix lasiolepis H. C. Lee 1937-3-27 790 San Luis Obispo 1 mi ne Paso Robles; Paso Robles Quadrangle, Salinas River Comment
  UC1576182  Salix lasiolepis Eric Wise 1983-3-10 1696 San Luis Obispo Turri Rd. 1 mi e So Bay Blvd. Comment
  CAS-BOT-BC107245  Salix lasiolepis var. bigelovii Alice Eastwood 1927-4-9 14349 San Luis Obispo Black Lake Comment
  UCR161970  Salix lucida subsp. lasiandra George K. Helmkamp, E. A. Helmkamp 2005-2-12 8895 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, 765 Mesa View Drive, along Calif. Highway 1, 0.3 mi south of Mesa View Drive SE of Oceano/Arroyo Grande 79 Comment
  UC1134844  Salix sitchensis B. Bolt 1936-5-13 712 San Luis Obispo 2 1/4 miles W. N. W of Cuesta San Luis Obispo Quad. 548 Comment
  OBI66077  Salix sitchensis D. R. Miller 1994-3-18 396 -118 San Luis Obispo Pine Mt. Region. On crk crossing of Coles Rd in Marmolejo drainage 700 Comment
  OBI70538  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16819 San Luis Obispo S end of Elkhorn Plain 762 Comment
  UC1124663  Salvia carduacea T. M. Hendrix 1937-4-22 70 San Luis Obispo 3.25 mi nne Huerhero School; Pozo Quad. 441 Comment
  RSA799116  Salvia columbariae Forrest Freund, J. Mark Porter 2013-3-19 120 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. Roadside along a steep road-cut. 812 Comment
  SBBG34932  Salvia columbariae Mrs. R. W. Summers 1882-3-23 San Luis Obispo W slope of San Luis Mtn Comment
  UC456139  Salvia columbariae unknown May 1905 San Luis Obispo Perfumo Canyon Comment
  JEPS97092  Salvia mellifera M. D. Proctor and E. A. Young 1993-3-17 ROB 172 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Road); Camp Roberts Comment
  OBI31155  Salvia mellifera Julie M. Vanderwier 1978-5-5 6 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG104933  Salvia mellifera F. L. Johnson Proctor 1993-2-20 ROB 146 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SEINET8693777 Image available Salvia mellifera Richard R. Halse 2015-1 9342 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  UC25722  Salvia mellifera J. Burtt Davy 1896-10-13 San Luis Obispo Port Harford Comment
  JEPS97096  Salvia mellifera M. D. Proctor and E. A. Young 1993-3-17 ROB 172 San Luis Obispo 2 mi SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI13540  Salvia mellifera Robert F. Hoover 1965-5-20 9373 San Luis Obispo Santa Lucia Range. Hill W of Poly Cyn, SLO Comment
  RSA586607  Salvia mellifera M. D. Proctor, E. A. Young 1993-3-18 ROB- 228 San Luis Obispo 1 km S of Boyscout Rd Comment
  OBI75697  Salvia microphylla D. R. Miller, E. A. Appel 2011-8-7 811 .982 San Luis Obispo On the point trail at San Simeon Cove Point 12 Comment
  UCR1348  Salvia sonomensis Frank C. Vasek 1960-4-10 600410- 08 San Luis Obispo Central Coast, At TV tower, c. 3 miles along dirt road leading west from La Cuesta Summit, off Hwy 101 800 Comment
  UC1285267  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon; La Panza Range Comment
  HSC91550  Salvia spathacea Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 Comment
  SEINET5099939  Salvia spathacea Unknown 1995-4-14 1341 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd. Comment
  OBI6942  Salvia spathacea Keith McConnelly 1975-3-4 102 San Luis Obispo Cerro San Luis Obispo Peak. 1 mi W of San Luis Obispo 183 Comment
  RSA0051522  Sambucus glauca W. M. Arbaugh 1968-5-7 199 San Luis Obispo Old Morro Road between Atascadero and Morro Bay. Comment
  UC579587  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  OBI19613  Sambucus nigra subsp. caerulea Jay B. Hunt 1955-11-1 s.n. San Luis Obispo Cal Poly, Poly cyn Comment
  CAS-BOT-BC246004  Sambucus nigra subsp. caerulea John Thomas Howell 1964-6-29 40797 San Luis Obispo On bank of Santa Rosa Creek, Cambria Comment
  OBI10724  Samolus parviflorus Robert F. Hoover 1966-10-1 10100 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI8759  Sanicula arguta Robert F. Hoover 1950-4-21 7839 San Luis Obispo Between Morro Bay and Cayucos (S of Toro crk) Comment
  UC310386  Sanicula bipinnata Philip A. Munz 1925-3-25 9208 San Luis Obispo Morro Creek 457 Comment
  RSA164345  Sanicula bipinnata Clare B. Hardham 1961-4-14 7378 San Luis Obispo Headwaters of Las Tables Creek. 457 Comment
  SEINET11155702  Sanicula bipinnata J. H. Barber 1899-3-26 s.n. San Luis Obispo Paso Robles. Comment
  OBI31445  Sanicula bipinnatifida Joy Nishida, Julie Oxford 1982-4-16 316 San Luis Obispo .6 mi S of American cyn campground 579 Comment
  SBBG82087  Sanicula bipinnatifida C. F. Smith 1950-5-1 2728 San Luis Obispo hills near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  RSA8440  Sanicula bipinnatifida I. L. Wiggins 1932-3-23 5836 San Luis Obispo Roadside .5 mile west of Templeton Comment
  UCR161305  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2005-3-9 9100 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  SD249120  Sanicula crassicaulis David Keil 1978-3-25 12677 San Luis Obispo Irving Ranch Comment
  UC1022511  Sanicula crassicaulis C. Ritchie Bell 1953-2-24 3 X486 San Luis Obispo just n of Atascadero (to the w of U.S. Highway 101) Comment
  OBI37648  Sanicula tuberosa David J. Keil 1980-4-5 13754 San Luis Obispo Ca 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch Rd. Comment
  SBBG107531  Sanicula tuberosa C. B. Hardham 1958-2-25 2896 San Luis Obispo Tassajera Cyn, near Santa Margarita Comment
  UCR29937A  Saxifraga californica J. H. Nishida, Melissa Luckow 1983-3-10 539 San Luis Obispo South Coast Range, 1.2 miles south of American Canyon Campground 506 Comment
  RSA67525  Saxifraga californica P. A. Munz 1951-4-13 16321 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  OBI31751  Schoenoplectus acutus var. occidentalis Smeltzer, Turnquist 1982-5-19 141 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI51397  Schoenoplectus californicus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .3 San Luis Obispo San Simeon State Park. Western section of park Comment
  OBI6266  Schoenoplectus californicus Robert F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake Comment
  OBI22576  Schoenoplectus pungens Robert F. Hoover 1946-8-4 6267 San Luis Obispo N end of Morro Bay Comment
  OBI43611  Schoenoplectus pungens Eric Wise 1983-8-30 1750 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo Co Planning Board Et al Comment
  OBI79152  Schoenoplectus pungens David J. Keil 2011-11-9 31171 San Luis Obispo Pismo Beach. Beach and lagoon with low dunes at end of Addie Street, Mouth of Pismo Creek 0 Comment
  OBI43622  Schoenoplectus pungens Eric Wise 1981-7-27 1001 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI43624  Schoenoplectus pungens Eric Wise 1981-6-29 829 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI58235  Schoenoplectus pungens Austin P. Griffiths 1987-5-18 18189 San Luis Obispo Guadalupe Dunes. Drainage ditch leading eastward from parking lot, southside, Oso Flaco Lake Comment
  CAS-BOT-BC111775  Schoenoplectus pungens var. badius P. Everett 1962-10-3 31414 San Luis Obispo Wet sandy flat near Oso Flaco Lake 7 Comment
  UCR134448  Schoenoplectus pungens var. badius George K. Helmkamp 2003-9-26 8184 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI78571  Scirpus microcarpus Eric Wise 1981-7-26 968 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  CDA17656  Scirpus pungens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Southern edge of White Lake. Comment
  OBI22212  Scribneria bolanderi Robert F. Hoover 1947-4-20 6980 San Luis Obispo Near El Dorado School (N of Pozo) Comment
  OBI66554  Scrophularia atrata Viola C. Call 1967-5-6 63 San Luis Obispo Where Ormonde rd goes under RR after turnoff from Price Cyn rd 91 Comment
  OBI28598  Scrophularia californica John Jackman and Julie Truesdale, Julie Truesdale 1980-1 6 San Luis Obispo MacGillivary Ranch. Adelaida. Next to 1st bridge near ranch bldgs. On the road next to the crk surrounded by an ornamental soil stabilizing ground cover Vinca spp Comment
  UC55709  Scrophularia californica Mrs. R. W. Summers 1886-2-21 San Luis Obispo San Luis Obispo Co Comment
  OBI17678  Selaginella bigelovii Dave Imper 1977-1-8 32 San Luis Obispo Project located 1 mile SW of HIghway 227 of Price Canyon road. only found on south-faced slope of Phase 1 of project, with Bird's Foor fern. 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
  CAS-BOT-BC69792  Selaginella bigelovii R. F. Hoover 1946-11-24 6568 San Luis Obispo Hill above Salinas River opposite Pilitas Creek. Comment
  SBBG43541  Senecio blochmaniae L. W. Edge -Nov-1971 San Luis Obispo N of Oso Flaco Lake Comment
  OBI53037  Senecio blochmaniae LynneDee Oyler 1990-6-12 1184 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  OBI15518  Senecio californicus Felice C. Movich 1969-4-2 5 San Luis Obispo dunes near Montano de Oro, S of Morro Bay 0 Comment
  OBI53006  Senecio californicus David J. Keil, Kathleen Keil 1995-4-9 24783 San Luis Obispo Shell Crk rd ca. 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI15502  Senecio douglasii var. douglasii Robert F. Hoover 1965-10-6 9718 San Luis Obispo 4 mi N of Pozo, along dry stream bed Comment
  OBI15504  Senecio douglasii var. douglasii Robert F. Hoover 1965-9-18 9579 San Luis Obispo Morano Canyon, E of Santa Margarita Comment
  CAS-BOT-BC329105  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1967-9-9 13677 San Luis Obispo Hills at the summit of Palo Prieta Canyon, Temblor Range 655 Comment
  OBI49829  Senecio vulgaris Steven A. Junak 1990-4-26 4205 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: Near N boundary of Cuesta ridge Botanical aARea, 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
  OBI68369  Setaria adhaerens David J. Keil 2003-8-23 30287 San Luis Obispo Arroyo Grande. North of Wal-Mart shopping center along West Branch Street in vicinity of small pond in catchment basin Comment
  CAS-BOT-BC240175  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI59116  Setaria verticillata David J. Keil 1998-9-4 28109 San Luis Obispo Shandon. Comment
  OBI22221  Setaria viridis Ernest C. Twisselmann 1954-8-22 1522 San Luis Obispo Temblor Range and W San Joaquin Valley. Chris Twisselmann Ranch: E San Luis Obispo County 668 Comment
  OBI22214  Setaria viridis Robert F. Hoover 1964-8-13 9205 San Luis Obispo Camp San Luis Obispo, along hwy to Morro Bay Comment
  JEPS99421  Sidalcea diploscypha Clare B. Hardham 1958-6-1 3474 San Luis Obispo Santa Rita Ranch, W of Templeton-Santa Rita Ranch Road Comment
  SFV17039  Sidalcea hickmanii subsp. anomala P. Wilson 1997-5-27 3451 San Luis Obispo South Coast Ranges Santa Lucia Range. Cuesta Ridge Botanical Area. 700 Comment
  OBI52078  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: W end of Cuesta ridge botanical area, near main road (USFS rd #29S11.3) ca. 5.25 mi W of hwy 101 and 0.05 mi W of W boundary sign for the botanical area 762 Comment
  UC583370  Sidalcea malviflora subsp. laciniata Alice Eastwood, John Thomas Howell 1936-5-9 2377 San Luis Obispo near Nacimiento River (on road from Adelaida to Pleyto); near Nacimiento River, rd fr Adelaida to Pleyto Comment
  CAS-BOT-BC384592  Silene coniflora R. F. Hoover 1947-3-26 6762 San Luis Obispo Oak Park district Comment
  OBI51322  Silene gallica Jan Barber 1994-4-17 143 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC392461  Silene gallica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch, San Luis Obispo Comment
  UCSB3692  Silene laciniata subsp. laciniata Kamb, Peter; Chisaki, Francia 1950-5-13 San Luis Obispo South of Oso Flaco Lake 15 Comment
  RSA60543  Silene laciniata subsp. major Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach. Comment
  UCR61734  Silybum marianum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  SBBG104480  Sisymbrium altissimum F. L. Johnson, E. A. Young 1993-5-23 ROB 491 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI14956  Sisymbrium altissimum Robert F. Hoover 1947-5-10 7151 San Luis Obispo Cuyama Valley, E of river bridge on main hwy Comment
  OBI17793  Sisyrinchium bellum Penelope Blackmer 1973-4-9 43 San Luis Obispo Between forks of Pennington Crk, SW corner of Penn. Ck Bio Reserve Comment
  UC1296302  Smilacina stellata R. F. Hoover 1964-5-13 8846 San Luis Obispo w Templeton; Santa Rita Creek Comment
  UC306878  Smilacina stellata Philip A. Munz 1926-4-9 10208 San Luis Obispo Willow Creek Rd 10 mi sw Paso Robles Comment
  CAS-BOT-BC156432  Solanum umbelliferum C. B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC156437  Solanum umbelliferum R. F. Hoover 1953-5-16 8304 San Luis Obispo Summit of Temblor Range, ne. of Simmler Comment
  CAS-BOT-BC156848  Solanum umbelliferum C. B. Hardham 1959-6-20 4836 San Luis Obispo In South Santa Lucias. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC157505  Solanum umbelliferum C. B. Hardham 1956-2-23 154 San Luis Obispo Cerro Alta Comment
  POM280563  Solanum umbelliferum Lyman D. Benson 1932-5-9 2373 San Luis Obispo Upper Cuyama Valley, Temblor Mountain Range, Watershed: Santa Maria River, Kern County Line. Comment
  UC57546  Solanum umbelliferum J. H. Barber 1900-2-18 1002 San Luis Obispo Peachey Canyon Comment
  HSC37458  Solanum xanti J. D. Ackerman, A. M. Montalvo 1975-6-24 510 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  SBBG107625  Solanum xanti C. B. Hardham 1957-4-18 1697 San Luis Obispo Santa Rita Crk ca. 4 mi W of Templeton Comment
  OBI69150  Solanum xanti Unknown, Christina Gyovai 2001-3-2 3 San Luis Obispo Tassajara Crk Rd, Santa Margarita; private property; 16550 Oracle Oak Way 500 Comment
  OBI9095  Solanum xanti Robert F. Hoover 1947-3-16 6675 San Luis Obispo Coast just S of Monterey Co line 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
  CAS-BOT-BC365337  Solidago confinis R. F. Hoover 1966-11-2 10194 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC365527  Solidago elongata R. F. Hoover 1947-10-11 7408 San Luis Obispo Arroyo de la Cruz near ocean Comment
  CAS-BOT-BC365170  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  UC2027237  Solidago velutina subsp. californica David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co. 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.) Comment
  CAS-BOT-BC365919  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  OBI31615  Sonchus asper Turnquist, Smeltzer 1982-5-1 68 San Luis Obispo NE side of Laguna Lake park Comment
  POM312953  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs, S. Galen Smith 1949-6-23 853 San Luis Obispo Oso Flaco Lake, ca. 4 miles northwest of Guadalupe. Comment
  OBI79857  Sparganium eurycarpum David J. Keil 2012-7-26 31475 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  CDA16891  Spergula arvensis G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI31011  Spergula arvensis Julie M. Vanderwier 1979-4-20 138 San Luis Obispo Indian Knob Tar Sands Comment
  OBI35789  Spergularia bocconi Allison Berry 1984-5-3 130 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  RSA165638  Spergularia bocconi Clare B. Hardham 1961-1 1961 San Luis Obispo Protestant cemetery, Cambria. Santa Lucia Mts. Comment
  OBI77912  Spergularia macrotheca David J. Keil, Eric Wise 1981-5-25 14759 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCD99216  Spergularia macrotheca P. B. Kennedy 1927-7-15 s.n. San Luis Obispo San Luis Obispo County: Oceano Beach, Oceano. 6 Comment
  CAS-BOT-BC390910  Spergularia marina R. F. Hoover 1964-6-10 9013 San Luis Obispo Avila Comment
  CAS-BOT-BC390892  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  CAS-BOT-BC390897  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  OBI79734  Sporobolus airoides David J. Keil 2013-4-20 31586 San Luis Obispo Campus of California Polytechnic State University. In planter near Business Building Comment
  RSA129528  Sporobolus airoides W. A. Peterson 1936-7-9 337 San Luis Obispo Cuyama Ranch. 671 Comment
  OBI32954  Stachys ajugoides David J. Keil 1983-5-22 17069 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI52747  Stachys ajugoides David J. Keil, with V. L. Holland 1991-8-22 22564 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  UC310372  Stachys albens Philip A. Munz 1925-3-24 9226 San Luis Obispo Morro Creek 152 Comment
  OBI65915  Stachys bullata D. R. Miller 1994-5-20 594 -369 San Luis Obispo Pine Mt Region. along rd edge at crk crossing on Rd in to Will Hearst Property marmolejo crk drainage 750 Comment
  RSA187160  Stachys bullata I. L. Wiggins 1929-5-21 3684 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  RSA585829  Stachys bullata G. Fred Hrusa 1995-5-28 12242 San Luis Obispo SE base of Ridge 2. 500 Comment
  UCR122151  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-4-21 5438 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI13475  Stachys bullata Aart C. deVos 1963-4-7 51 San Luis Obispo Poly Cy, N slope Comment
  OBI5213  Stachys bullata French H. Morgan 1972-5-23 8 San Luis Obispo Crk between Tropicana and Valencia apts San Luis Obispo 73 Comment
  SBBG104194  Stachys bullata M. D. Proctor, E. A. Young 1993-3-23 ROB 327 San Luis Obispo 2 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  PASA1127  Stachys californica M. Stason 1931-5-3 San Luis Obispo Santa Rita Cañon Comment
  JEPS16768  Stachys chamissonis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4332 San Luis Obispo about 2 mi s Oceano (along State Highway 1, just n of Callender Siding (Southern Pacific railroad)); Black Lake Comment
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  RSA759020  Stachys chamissonis David J. Keil 2002-9-12 29920 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  OBI13464  Stachys pycnantha Robert F. Hoover 1965-9-29 9666 San Luis Obispo Santa Lucia Range. Tassajera Crk, along stream Comment
  UC124228  Stachys pycnantha E. Palmer, M. D. June, 1876 369 San Luis Obispo District of San Luis Obispo. Comment
  OBI14948  Stanleya pinnata Robert F. Hoover 1967-6-4 10605 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC60937  Stanleya pinnata Ernest C. Twisselmann 1951-1-1 229 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Canyon, Carissa Plain. Comment
  CDA3545  Stellaria media G. K. Helmkamp 2004-2-7 8260 San Luis Obispo Central Coast; SE of Oceano along Halcyon Rd., just E of Mesa View Dr. 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
  OBI29574  Stellaria media Melissa Luckow 1981-6-25 687 San Luis Obispo Area just N of San Simeon Beach Comment
  CDA15086  Stellaria nitens G. F. Hrusa 1998-3-26 14168 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area, at intersection of S entrance to Washburn Ranch and Soda Lake Rd. approx. 1 mi. S of Panorama Rd. Comment
  OBI64175  Stellaria pallida David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29306 San Luis Obispo Camp Roberts. Field and adjacent foothill woodland across Generals Road from north end of McMillan airstrip Comment
  JEPS35247  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  UC454307  Stephanomeria elata E. P. Unangst 1906-9-1 San Luis Obispo Cuesta Comment
  SBBG116895  Stephanomeria exigua subsp. carotifera R. F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardo Crk Comment
  OBI15425  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-10-1 10095 San Luis Obispo Upper Arroyo Grande opp Routzahn County park Comment
  RSA180956  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley. 671 Comment
  RSA216795  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Site of Bellevue-Santa Fe School, just N of Hidden Valley Hot Springs. Comment
  SBBG88404  Stephanomeria pauciflora C. F. Smith 1957-8-8 5609 San Luis Obispo ca. 1 mi E of turnoff to Maricopa (St Hwy 166), Cuyama Valley Comment
  CAS-BOT-BC322902  Stephanomeria pauciflora Ernest C. Twisselmann 1958-11-7 4952 San Luis Obispo Choice Valley Region, Salt Canyon, Temblor Range and the Western San Joaquin Valley 548 Comment
  OBI66748  Stephanomeria virgata David J. Keil 2004-8-31 29104 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road. Comment
  CAS-BOT-BC375897  Stephanomeria virgata R. F. Hoover 1957-8-28 8399 San Luis Obispo Between Rock & Butte and Pine Mt. Comment
  OBI50118  Stipa clandestina Michael Curto, Linda Allen 1990-4-11 631 San Luis Obispo 1359 Madonna Rd @ Pereira Dr. SW side of yard along Pereira Dr. Comment
  OBI51239  Stipa lepida Jan Barber 1994-4-2 133 San Luis Obispo San Simeon State Park; S of Washburn homestead Comment
  OBI49960  Stipa lepida J. Burns and J. Souza, J. Souza 1979-5-13 s.n. San Luis Obispo S of the Eucalyptus grove on Cuesta Grade at Sweet Springs pool on the T.J. Ranch Comment
  SEINET2444727  Stipa lepida Steven A. Junak, Debbie Shaw; Tina J. Ayers 1989-5-10 4005 San Luis Obispo Santa Lucia Mountains. W Cuesta Ridge, S of main road (USFS Road #29s11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine. 555 Comment
  OBI80718  Stipa miliacea var. miliacea David J. Keil 1992-10-19 23839 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI67093  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
  OBI22287  Stipa speciosa Robert F. Hoover 1967-4-1 10329 San Luis Obispo Canyon in Temblor Range nera N end of Elkhorn Plain Comment
  OBI82366  Stipa tenuissima David J. Keil 2016-2-6 33446 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove Comment
  OBI76628  Streptanthus glandulosus Jason Dart, Meg Perry 2006-4-13 270 San Luis Obispo South Hills Open Space, City of San Luis Obispo 96 Comment
  CAS-BOT-BC87174  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-4-26 7634 San Luis Obispo Mouth of Poly Canyon. Comment
  CAS-BOT-BC87187  Streptanthus glandulosus subsp. glandulosus Lewis S. Rose 1934-3-27 34118 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC87193  Streptanthus glandulosus subsp. glandulosus W. P. Vestal; A. G. Vestal 1947-4-18 s.n. San Luis Obispo 1.3 mile north of San Luis Obispo and about 0.4 mile east of US Highway 101. Comment
  SBBG104854  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 461 San Luis Obispo pond NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI72305  Stylocline gnaphaloides Anthony Baniaga, Theo Fitanides 2010-5-2 164 San Luis Obispo Tierra Redonda Mtn BLM ACEC 430 Comment
  OBI5054  Suaeda californica var. pubescens Robert F. Hoover 1965-9-22 9638 San Luis Obispo South of mouth of Chorro Crk, Morro Bay mud-flats Comment
  UC2027054  Suaeda nigra Greg Wilvert 2005-5-10 393 San Luis Obispo Southeast Half of the Caliente Range: Horse Canyon Comment
  CAS-BOT-BC237057  Symphoricarpos mollis L. R. Abrams 1917-6-10 6507 San Luis Obispo Atascadero Comment
  CAS-BOT-BC237052  Symphoricarpos mollis Ernest C. Twisselmann 1955-7-31 2294 San Luis Obispo Jack Creek at York Mountain 274 Comment
  OBI31957  Symphyotrichum chilense David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15667 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI67012  Symphyotrichum chilense D. R. Miller 1994-10-25 1094 -537 San Luis Obispo Pine Mt Region. Are one of two pockets in Lower Almaden flats at edge of Lower Pines; Pico Crk drainage 853 Comment
  OBI77596  Symphyotrichum chilense G. F. Hrusa 1993-5-2 11067 San Luis Obispo Santa Lucia Mts. Along side Big Falls crk, approx 1 m upstream from confluence with Lopez Crk 400 Comment
  SBBG7668  Symphyotrichum chilense C. B. Hardham 1956-10-14 1459 San Luis Obispo South Rd to Adelaida, ca. 2 mi W of Paso Robles Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  OBI59295  Symphyotrichum subulatum var. squamatum David J. Keil 2001-6-26 29624 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  SBBG1438  Systenotheca vortriedei C. B. Hardham 1958-5-7 3229 San Luis Obispo between Bee Rock and the Nacimiento River 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
  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
  UC2027251  Tagetes lemmonii Michael Stiles 2011-2-28 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo Comment
  OBI79612  Tamarix parviflora David J. Keil, with V. L. Holland 2013-4-16 31583 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  OBI78480  Tamarix parviflora Craig Woods 1978-11-4 71 San Luis Obispo At the end of Soda Lake on the Carrizo Plain 579 Comment
  OBI44952  Tauschia hartwegii David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20159 San Luis Obispo Los Padres natl forest, Cuesta E past end of rd along fire trl in area burned by both the Gay Mtn fire and the Las Pilitas fire Comment
  SEINET14589910 Image available Thelypodium lasiophyllum David Keil 1987-5-6 20119 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UCR4423  Thelypodium lasiophyllum Frank C. Vasek 1963-5-11 630511- 01 San Luis Obispo Coast Range, road between Creston and Shandon, c. 9 miles SW of Shandon 457 Comment
  OBI54330  Thermopsis californica var. californica D. R. Miller 1991-5-31 915 -5 San Luis Obispo Coles S orchard. W slope of LittlePine Mt. 2 km off ridge rd from between Pine and Little Pine Mt 800 Comment
  CAS-BOT-BC197405  Thinopyrum junceum R. F. Hoover 1947-7-18 7309 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC66615  Thysanocarpus curvipes Ernest C. Twisselmann 1953-3-7 252 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of Cholame. Comment
  CAS-BOT-BC66622  Thysanocarpus curvipes Ernest C. Twisselmann 1971-4-10 17574 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, southwest of Grants Lake. 548 Comment
  CAS-BOT-BC66638  Thysanocarpus curvipes R. F. Hoover 1967-4-5 10343 San Luis Obispo 19 miles east of Creston on La Panza road, on a branch of Navajo Creek. Comment
  RSA0057618  Thysanocarpus laciniatus P. A. Munz 1926-4-8 10122 San Luis Obispo Paso Robles Comment
  OBI82238  Torilis arvensis David J. Keil, with V. L. Holland 2015-5-11 33181 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  OBI25010  Torilis nodosa David J. Keil, Dirk Walters 1980-4-26 13884 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI17712  Toxicodendron diversilobum Penelope Blackmer 1973-4-9 30 San Luis Obispo 150 yards downstream from Pennington Creek in SW corner of Penn ck. Bio reserve. Comment
  OBI27015  Toxicodendron diversilobum James Courtney 1980-12-20 2 San Luis Obispo Pennington Creek Biological Reserve Comment
  CAS-BOT-BC169232  Toxicodendron diversilobum Alice Eastwood 1926-4-28 13616 San Luis Obispo Cambira Comment
  JEPS32608  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 640 Comment
  SBBG19718  Tragopogon porrifolius E. C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley 640 Comment
  SBBG76992  Trichostema lanatum C. Bornstein, B. Collins 1994-4-23 San Luis Obispo Hwy 58, 0.8 mi W of Huerhuero Rd 464 Comment
  PASA10  Trientalis europaea var. latifolia 1929-5-12 San Luis Obispo Santa Rita Canyon Comment
  SBBG34859  Trifolium albopurpureum Mrs. R. W. Summers -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI12728  Trifolium albopurpureum Robert F. Hoover 1967-3-27 10273 San Luis Obispo N side of lower Cuyama Valley Comment
  JEPS65686  Trifolium albopurpureum var. albopurpureum W. L. Jepson 1927-4-26 11966 San Luis Obispo Santa Margarita 335 Comment
  UC1130011  Trifolium albopurpureum var. dichotomum G. T. Nordstrom 1937-4-28 1116 San Luis Obispo 2 mi ene Chimney Rock; Adelaida quadrangle 320 Comment
  CDA34268  Trifolium barbigerum var. barbigerum David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SBBG118095  Trifolium dichotomum M. Wetherwax, E. L. Painter, J. Greenhouse 2001-4-16 CR 176 San Luis Obispo W end McMillan runway, near Generals Rd; Camp Roberts 300 Comment
  SBBG3818  Trifolium dichotomum C. B. Hardham 1957-4-25 1736 San Luis Obispo Cypress Mtn Comment
  OBI70825  Trifolium dubium David J. Keil 2009-5-5 30602 San Luis Obispo Upper See Canyon Road Comment
  OBI56483  Trifolium fragiferum D. R. Miller 1990-7-7 GF- 1 -790 San Luis Obispo Along (Oak Rd 17305) on W side of roadway, Garden Farms Comment
  OBI56497  Trifolium fragiferum D. R. Miller 1990-7-7 GL- 2 -790 San Luis Obispo Naturalized in back garden area at 17265 Oak Rd Garden Farms Comment
  RSA121698  Trifolium fucatum var. fucatum G. T. Nordstrom 1937-4-28 1144 San Luis Obispo 0.3 miles S.W. of Klay 396 Comment
  UC2027129  Trifolium gracilentum Greg Wilvert 2005-4-2 101 San Luis Obispo Southeast Half of Caliente Range: 1.2 km SW of Wells Spring Comment
  UC380695  Trifolium gracilentum Marcus E. Jones 1882-5-8 2675 San Luis Obispo San Luis Obispo Comment
  UC524076  Trifolium gracilentum Ira L. Wiggins 1932-4-2 5853 San Luis Obispo 3 mi e Templeton (hillside betw Salinas River and the county rd) Comment
  SBBG93438  Trifolium grayi R. F. Hoover 1946-4-27 6089 San Luis Obispo Price Cyn Comment
  CDA11445  Trifolium microcephalum G. F. Hrusa 1995-5-28 12200 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Bottom of Peak 3 on SE side. Comment
  OBI57898  Trifolium microcephalum David J. Keil 1999-4-29 28292 San Luis Obispo Camp Roberts; McMillan Airstrip. Vicinity of airfield buildings near Perimeter Road. Comment
  RSA164396  Trifolium microcephalum Clare B. Hardham 1961-4-26 6924 San Luis Obispo Franklin Creek, west of Adeladia. Comment
  OBI29565  Trifolium olivaceum P. McKie 1978-4-12 28 San Luis Obispo Cyn Ranch. Field near river, near Cottonwood enclosure. Shell Crk rd 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
  OBI66465  Trifolium resupinatum Larry Kandarian 2005-3-30 s.n. San Luis Obispo Larry Kandarian property. 3255 Los Osos Valley rd, Los Osos Comment
  OBI57919  Trifolium subterraneum David J. Keil 1998-4-2 26528 San Luis Obispo East-West Ranch, Cambria Comment