Search Results — 2000 specimen records retrieved (1390 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV12411  Abutilon theophrasti D. L. Koutnik, J. Sowell 1978-10-27 578 Yolo Sacramento Valley Along dirt road 1 mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD116174  Abutilon theophrasti Daryl Koutnik; John Sowell 1978-10-27 578 Yolo One mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  POM136910  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SEINET3098688 Image available Acer macrophyllum Michelle Yeargan 1973-3-23 Y 013 Yolo Near Putah Creek, north bank; 0.125 miles southeast of Monticello Dam. Comment
  UCD117008  Acer macrophyllum H. E. Cott 1949-6-5 A 128 Yolo Putah Canyon, along State Highway 28, near Recreation Beach. Comment
  SEINET12240124  Acer macrophyllum Unknown 1997-5-10 18 Yolo along Putah Creek just E of Hwy 128 across from Stebbin's Reserve parking area 170 Comment
  CDA12894  Acer negundo G. F. Hrusa 1996-3-25 12700 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD141675  Acer negundo Ellen Dean; M. Taylor 2013-6-18 7796 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  UCD41220  Achillea borealis subsp. californica David Rhode 1977-4-30 5 Yolo 0.5 mile south of Camp Haswell, on Highway 16. 167 Comment
  UCD128373  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD15571  Achillea millefolium J. D. Clark 1995-5-27 8 Yolo Collected along Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCD128328  Achillea millefolium J. McGrath 1963-3-17 12 Yolo State Highway 128, 8 miles west of Winters. 121 Comment
  UCD40988  Achyrachaena mollis Carol W. Witham 2003-4-9 918 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD80969  Achyrachaena mollis Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5352 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  SEINET2429223  Achyrachaena mollis Robert T. Stahmer Jr. 1972-4-16 28 Yolo On dry grassy slop; M.E.M. Ranch off State Highway 128 and 1 mile west of Winters, Yolo County, California. Comment
  SFV8399  Achyrachaena mollis J. W. Menke 1968-4-16 96 Yolo Sacramento Valley State Highway 128, about 5 miles west of Davis. Comment
  UCD38887  Acmispon americanus var. americanus Beecher Crampton 1959-10-5 5464 Yolo 2 miles north of Davis. Comment
  UCD81548  Acmispon americanus var. americanus W. D. Norton 1934-8-2 s.n. Yolo Woodland. Comment
  UCD104040  Acmispon brachycarpus Beecher Crampton 1958-4-21 4719 Yolo 6.5 miles northwest of Rumsey, NW Yolo county, along State Hwy. 16. Comment
  UCD168486  Acmispon glaber Ellen Dean 2017-3-15 9275 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of Bray Canyon. 209 Comment
  UCD104110  Acmispon glaber Beecher Crampton 1959-5-26 5256 Yolo Above Putah Creek, Vaca Mtns. Ca. 8 miles west of Winters. Comment
  UCD104522  Acmispon wrangelianus Ogden C. Riddle 1942-3-30 52 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UCD104566  Acmispon wrangelianus Fleur Ng'weno 1989-5-5 DQ 36 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD21533  Acmispon wrangelianus J. Shepard 2001-5-6 449 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36). A few yards west of Department of Defense fence, about 200 yards north of County Road 36. 12 Comment
  UCD39174  Acmispon wrangelianus Beecher Crampton 1953-5-5 1211 Yolo 1.5 miles northest Davis. Comment
  UCD104513  Acmispon wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 miles north of Rumsey on Cache Creek. 167 Comment
  UCD104546  Acmispon wrangelianus E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD128502  Acroptilon repens Charles B. Heiser 1947-6-10 1934 Yolo near midget auto tracks, West Sacramento. Comment
  UCD35425  Acroptilon repens Beecher Crampton 1956-7-13 3718 A Yolo Harbor Blvd. and Deluth St., West Sacramento. Comment
  UCD128494  Acroptilon repens R. Breckenridge 2002-7-2 PDR 120455 7 Yolo around equipment yard and ditches at Highway 128 and E Main St, Winters. Comment
  HSC18436  Adenostoma fasciculatum W. R. Rogers 1965-7-3 284 Yolo Co. Rd. 40, Fiske Creek Ridge Comment
  SEINET5707291 Image available Adenostoma fasciculatum Linda L. Ferwerda 1968-1 27 Yolo Along roadside; Cache Creek canyon, 4 miles northwest of Rumsey.; Rumsey 168 Comment
  UCD47765  Adiantum jordanii Yumee Kim; L. Bachman and P. Lalbhai 2002-4-13 15 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  CDA29458  Aegilops triuncialis Robin Breckenridge 2009-5-26 PDR# 1313570 Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  UCD55533  Aegilops triuncialis Beecher Crampton 1966-5-6 7711 Yolo 2 miles west of Winters, County Road 87. Comment
  UCD81600  Aegilops triuncialis Collector Unknown 1955-7-11 s.n. Yolo Western Yolo Range. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  UCD136654  Aesculus californica Clinton C. Shock 1980-5-3 78 Yolo State Highway 16, 4.7 miles south of Yolo county line. Along Cache Creek. 152 Comment
  UCD15600  Aesculus californica Lisa Montany 1985-5-4 15 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  UCD59372  Aesculus californica Ellen Dean; Kate Mawdsley 2007-6-8 3847 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. 627 Comment
  UCR206348  Aesculus californica George K. Helmkamp, E. A. Helmkamp 2009-5-20 14725 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD62729  Agoseris heterophylla Alan Yip; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  CDA3362  Agrostemma githago P. B. Kennedy 1918-1 Yolo University Farm, Davis. 0 Comment
  UCD37230  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo Yolo County, 1.3 miles south of Dunnigan, U.S. Highway 99. Comment
  CDA1705  Agrostis capillaris N. van Kleeck 1971-8-3 Yolo 1400 Whittier Drive, Davis. 0 Comment
  SEINET242446  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2453 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET251727  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2455 Yolo CULTIVATED; UC Davis agronomy experimental area; plant introduction nursery; Comment
  SEINET3917312  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2463 Yolo Uc Davis agronomy experiment area, plant introduction nursery; planted from seed obtained from Australia harvest Jan 1957. Seed received 2 Sept. 1958 from T.H. Silsbury in Portugal. Plant Introduction #18821.; 0 Comment
  SEINET4339460  Agrostis densiflora B. Crampton 1964-6-2 s.n. Yolo Cultivated at UC Davis old Agrostis nursery (A-4), seed from type specimen 3102, collected July 27, 1955 in Mendocino county 4 miles south of Fort Bragg, 1.5 miles north of Caspar along Hwy 1 near Jughandle Creek Comment
  UCD141660  Agrostis stolonifera Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7788 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  UCD53533  Agrostis stolonifera Leonard 1919-6-13 x 3063 Yolo Davis. Comment
  UCR197986  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo city of Davis, Davis High School 15 Comment
  SACT000224  Agrostis tenuis John Willoughby 1976-7-29 Yolo Pleasants Valley Rd elevation 200. In moist ground along Putah Creek, riparian woodland. Comment
  UCD117156  Ailanthus altissima Lynn B. Hendrix 1962-4-28 28 Yolo UC Davis. Comment
  UCD39774  Ajuga reptans Beecher Crampton 1964-4-23 s.n. Yolo Ground cover planting about Freeborn Hall. Comment
  SEINET937600  Albizia julibrissin June McCaskill, Katherine Onaga 1962-1 655 Yolo University of California campus, Davis Comment
  UCD166118  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 Comment
  UCD48251  Allium amplectens M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD135954  Allium neapolitanum Barry Rice 2012-4-14 BR 120402 Yolo Exact location unknown. 11 Comment
  SEINET219061  Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  UCD110027  Alnus rhombifolia J. T. Shugrue 1960-5-16 65 Yolo Across from Apiary, University of California campus, Davis. Comment
  UCD141697  Alnus rhombifolia Ellen Dean; M. Taylor 2013-6-21 7809 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD20402  Alnus rhombifolia Warren G. Roberts and Eda Lim 1977-1-18 s. n. Yolo Yolo County, UC Davis Arboretum. Comment
  SEINET241283  Alopecurus Beecher Crampton 1962-4-10 T.O. 2524 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 188. Comment
  CAS-BOT-BC137944  Alopecurus saccatus Doris K. Kildale 1928-5-8 5040 Yolo 12 miles north of Dixon. Comment
  UCD21304  Alopecurus saccatus J. Shepard; Vince Forcella 2000-5-13 245 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD36209  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37385  Alopecurus saccatus Beecher Crampton 1960-5-9 5495 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD55978  Alopecurus saccatus Fleur Ng'weno 1989-4-30 DQ 21 Yolo D-Q University, County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD84321  Alopecurus saccatus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD114090  Alyssum simplex Arthur M. Shapiro 1986-3-31 s.n. Yolo Broderick, near Marina Inn parking lot, ca. 500 feet from west bank of Sacramento River and ca. 350 feet north of West Capitol Avenue. Comment
  UCD23338  Amaranthus A. M. Shapiro 2003-1-5 s.n. Yolo West Sacramento. Weed in safflower. Plants 1-1.7 meters tall. Comment
  UCR141758  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD149323  Amaranthus albus Collector Unknown 1920-6-13 s.n. Yolo City of Davis. 15 Comment
  UCD97174  Amaranthus albus R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCR213678  Amaranthus blitum Jean V. Shepard 2008-7-22 819 Yolo Sacramento Valley, City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. 12 Comment
  UCD36113  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Yolo County, 1.5 miles east of city of Woodland, in vicinity of sewage disposal. Comment
  UCD39253  Amaranthus californicus B. Crampton 1952-11-11 907 Yolo About 1.5 miles east of Woodland. Comment
  UC735739  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo Davis Comment
  UCD18427  Amaranthus deflexus Gabor Bethlenfalvay 1973-5-28 23 Yolo city of Davis, UC Davis campus, in waste place, near UCD Botany Greenhouse. 15 Comment
  UCD81063  Amaranthus hybridus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5597 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  RSA97928  Amaranthus palmeri Beecher Crampton 1953-10-15 1689 Yolo U.C. Davis campus Comment
  UC60097  Amaranthus retroflexus Ethel Hyde 1938-9-26 Yolo Davis Comment
  UCD36086  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD97753  Amaranthus retroflexus H. R. Drever 1945-6-13 Yolo Davis. Comment
  UCD147054  Amaranthus tuberculatus var. rudis Robert E. Preston 2007-10-4 2582 Yolo 2.5 mi S of Clarksburg, along Sacramento River, at boat ramp; river's edge. Comment
  CDA19940  Ambrosia psilostachya R. Breckenridge 2002-7-3 PDR 1204564 Yolo Northern California; Co Rd 79 in Brooks. 0 Comment
  SEINET12350282  Amelichloa brachychaeta Unknown 1961-5-29 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Areas, seedhouse area row B-4 Comment
  UCD125573  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  RSA312868  Ammannia auriculata Malcolm A. Nobs, S. Galen Smith 1949-7-18 1004 Yolo Winters, Sacramento Valley Comment
  UC1191600  Ammannia coccinea Malcolm A. Nobs and S. Galen Smith 1949-7-18 1004 Yolo n. Winters (Sacramento Valley); Sacramento Valley Comment
  UC572557  Ammannia coccinea H. S. Yates 1936-8-11 6143 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UCD102904  Ammannia coccinea Malcolm A. Nobs; S. Galen Smith 1949-7-18 1004 Yolo North of Winters, Sacramento Valley. Alkaline 'Grasslands' of the San Joaquin Valley. Comment
  UCD81537  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD81538  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  SJSU10984  Ammi visnaga H. P. Allmendinger 1972-8-20 109 Yolo 6 mi S of Winters Comment
  SFV2575  Ammi visnaga B. J. McCaskill 1963-8-14 668 Yolo Sacramento Valley Davis. In dry soil in depression between road and railroad tracks. South side of 2nd St., 1 mile east of its junction with L St.. Comment
  UCD127167  Ammi visnaga June McCaskill; Katherine Onaga 1963-8-14 668 Yolo Davis. South side of 2nd Street, 1 miles E of its junction with L Street. Comment
  SEINET10408279 Image available Amorpha californica June McCaskill, Roman Gankin 1962-5-2 650 Yolo ca. 20 yards above road; State Highway 16, 2.7 miles south of junction with State Highway 20 Comment
  CDA37072  Amsinckia intermedia CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC1178226  Amsinckia intermedia Peter M. Ray 1950-4-15 1701 Yolo 1 mi n Guinda (on Cal. Hwy 16, just n of bridge) Comment
  UC1178288  Amsinckia intermedia Ray and Chisaki 1952-4-3 K 123 Yolo Guinda Comment
  CDA40601  Amsinckia intermedia G. D. Barbe 1985-4-16 2575 Yolo Southwest corner of County Roads 14 & 88, north of Esparto. 0 Comment
  SFV3060  Amsinckia intermedia B. J. McCaskill, K. Onaga 1963-5-2 664 Yolo Sacramento Valley Davis. U. C. Davis campus. Field just southwest of Gilmore Hall. Comment
  UCD119270  Amsinckia intermedia A. A. Beetle 1945-2-22 4194 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD119688  Amsinckia intermedia Fleur Ng'weno 1989-4-19 DQ 8 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD15502  Amsinckia intermedia Fred Tulley 1984-5-6 10 Yolo Davis Equestrian Field. 19 Comment
  UCD34135  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD144438  Amsinckia lycopsoides Carol W. Witham 2003-4-11 935 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC725952  Amsinckia lycopsoides A. A. Heller 1941-3-26 15912 Yolo road w of Hwy 99 Comment
  UCD119769  Amsinckia menziesii K. Twitchell 1996-4-21 16 Yolo Davis, Road 96. Near Russell Blvd. 22 Comment
  UCD160201  Amsinckia menziesii Taylor Blevins 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, adjacent to ranch house headquarters. 99 Comment
  UCD20793  Amsinckia menziesii N. Nicola 2001-3-14 009 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UC638712  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1987 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UCD117548  Anagallis arvensis P. Thompson 1996-4-14 10 Yolo Davis. South side of town, path parallel to Valdora Road. 17 Comment
  UCD18463  Anagallis monelli Garrett Gibson 1988-6-8 16 Yolo city of Davis, drainage ditch behind Dos Pinos Housing Cooperative. Comment
  SBBG21215  Andropogon glomeratus B. Crampton 1953-10-29 Yolo 5 mi W of Winters, Putah Crk Comment
  UCR151942  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo Putah Creek Canyon, Vaca Mtns: 8.5 mi west of Winters, on State Hwy 128 Comment
  POM303756  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mile below cannon ball point, spring seepage. Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  UCD161030  Angelica californica Craig Thomsen 2006-5-31 s.n. Yolo Along Ridgeline Trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. 457 Comment
  CDA30586  Anthemis cotula M. Beyers 2010-5-12 439 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  CDA6813  Anthemis cotula D. G. Kelch 2007-5-18 7 .327 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  RSA758528  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  SD257169  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, p.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. (Davis 7.5'Q) 13 Comment
  UCD21410  Anthemis cotula J. Shepard 2001-5-13 460 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road and north 20 yards. 12 Comment
  RSA261396  Anthriscus caucalis R. T. Wurster 1960-4-3 s.n. Yolo State Highway 16, in town of Capay 37 Comment
  UCD121520  Apocynum cannabinum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Holland Land Co. Comment
  UCD149342  Apocynum cannabinum Collector Unknown 1938-7-20 s.n. Yolo Causeway. 4 Comment
  CAS-BOT-BC102246  Arctium lappa P. B. Kennedy 1920-6-21 s.n. Yolo Merrit Island - Sacramento R. Comment
  SBBG118099  Arctostaphylos manzanita C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Yolo Hwy 16, 11.4 mi S of jct w/ Hwy 20, along Cache Crk 160 Comment
Read comments
May 17 2010
  UCD51898  Arctostaphylos manzanita Marvin L. Nies 1951-2-23 2 Yolo 5 miles northwest of Rumsey. Comment
  CAS-BOT-BC38892  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo North bank of Putah Creek, 8.6 miles west of Winters Comment
  UC917246  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo n bank of creek 8.6 mi w Winters; Putah Creek Comment
  UCD81775  Arctostaphylos manzanita subsp. manzanita Ellen Dean 2009-4-26 5475 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. East side of Bray Creek. 76 Comment
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  UCD33377  Aristida ternipes var. gentilis Beecher Crampton 1967-6-20 8130 Yolo Yolo County, ca. 5 miles west of Winters on Hwy. 128. Comment
  UCD34783  Aristida ternipes var. gentilis Beecher Crampton 1989-8-22 10228 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD37680  Aristida ternipes var. gentilis Beecher Crampton 1961-6-6 5895 Yolo Yolo County, 2 miles west of Winters. Comment
  UC1116682  Aristida ternipes var. hamulosa Beecher Crampton 1961-6-6 5895 Yolo 2 mi w Winters Comment
  RSA261547  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo Along Putah Creek c. 1 mi E of bridge below Monticello Dam 61 Comment
  UC762341  Aristolochia californica R. F. Hoover 1938-2-22 2769 Yolo Putah Creek canyon Comment
  UCD137810  Aristolochia californica H. A. Borthwick 1931-4-2 2175 Yolo Putah Canyon. Comment
  UCD137819  Aristolochia californica R. H. Miller 1949-3-14 2 Yolo Putah Canyon. Comment
  UCR206549  Aristolochia californica George K. Helmkamp, E. A. Helmkamp 2009-3-17 14402 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  RSA91861  Aristolochia californica Beecher Crampton 1953-2-14 980 Yolo Putah creek canyon about 6 miles west of Winters Comment
  CDA15450  Artemisia biennis A. M. Shapiro 1992-9-28 s.n. Yolo Central Valley; West Sacramento, near E levee of Yolo Bypass, N of W. Capitol Ave. 0 Comment
  UCD60450  Artemisia biennis A. M. Shapiro 2007-9-28 s.n. Yolo Yolo Bypass, West Sacramento. Comment
  UC449650  Artemisia douglasiana Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD37761  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD33822  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD35248  Arthrocnemum subterminale Beecher Crampton 1952-11-4 908 Yolo Roadside bank, alkali flats, about 1.5 miles east of Woodland. Comment
  UCD73034  Arthrocnemum subterminale Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4915 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  HSC100291  Arundo donax J. P. Smith 2011-4-27 13139 Yolo Along Hwy. 16 near junction with Tabers Corner 99 Comment
  UCD56076  Arundo donax R. Tofsrud 1941-10-1 s.n. Yolo Davis. Comment
  UCD97112  Asclepias cordifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7012 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. Comment
  UCD121267  Asclepias cordifolia H. B. Nidever 1951-5-26 37 Yolo Cache Creek Canyon, 2 miles above Rumsey. Comment
  JEPS49854  Asclepias eriocarpa Willis L. Jepson 1892-7-27 14534 Yolo Putah Pass, Yolo-Napa county line Putah Canyon Comment
  UCD97108  Asclepias fascicularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7008 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  CDA39848  Asclepias fascicularis T. C. Fuller 1957-10-7 s.n. Yolo Davis, 1 mile east of town. 0 Comment
  RSA401266  Asclepias fascicularis Glenn A. Gorelick 1965-8-26 s.n. Yolo By railroad tracks just before Low Water bridge, Davis Comment
  UCD121312  Asclepias fascicularis Collector unknown Date unknown s.n. Yolo Near Woodland. Comment
  UCD121347  Asclepias fascicularis W. W. Robbins 1931-8-2 2228 Yolo Near Davis. Comment
  UC1245154  Asclepias linaria June McCaskill and Katherine Onaga 1962-11-6 661 Yolo just e Solano Park bridge (University of California campus, Davis, Arboretum); University of California campus, Davis, e of Solano Park bri Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  CDA16242  Aster chilensis G. F. Hrusa 1997-12-13 14134 Yolo Sacramento Valley; Tule Canal. On bank of S levee along canal. 0 Comment
  CHSC100545  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West Davis School. Comment
  SEINET249961  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just northeast of West Davis School. Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  CAS-BOT-BC177881  Astragalus didymocarpus var. didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field northeast of West Davis School Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD34225  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UC2014133  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  CAS-BOT-BC193347  Astragalus tener var. tener B. Crampton 1956-4-26 3315 Yolo Along County Road 103 7 miles northeast Davis Comment
  RSA657072  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo 4.5 to 5 miles southeast of Woodland, at Junction County roads 103 and 25. Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD105438  Astragalus tener var. tener D. H. Hartmann 1942-4-12 s.n. Yolo Along the railroad track north of Davis. Comment
  UCD33057  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD38297  Astragalus tener var. tener Beecher Crampton 1954-4-8 1758 Yolo 2 miles NE of Davis. Comment
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD60340  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56699  Athysanus pusillus Ellen Dean; M. Bibbo 2007-3-23 3392 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD18481  Atriplex A. M. Shapiro 1988-8-1 s.n. Yolo West Sacramento, vacant lot. Comment
  UCD34572  Atriplex argentea Beecher Crampton 1985-9-5 10017 Yolo Yolo County, 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  SEINET3930151  Atriplex argentea Beecher Crampton 1985-9-5 10017 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  CDA23226  Atriplex argentea var. mohavensis G. D. Barbe 1976-10-2 2226 Yolo West side of Jefferson Boulevard, 8 km south of barge canal, West Sacramento. 0 Comment
  JEPS100803  Atriplex depressa Dean W. Taylor 1993-7-9 13850 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  UCD32630  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo Yolo County, 3 miles north of Davis. Comment
  UCR118987  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Sacramento Valley, about 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 9 Comment
  RSA97505  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo 3 miles north of Davis Comment
  RSA97530  Atriplex depressa Beecher Crampton 1952-10-24 873 Yolo 1.5 miles north of Davis. Comment
  UCD44953  Atriplex hortensis Jean V. Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  JEPS80669  Atriplex joaquinana L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5517 Yolo s of Road 25 and w of Road 103 about 3 mi se Woodland; se of Woodland Comment
  UCD62930  Atriplex joaquinana Erica Smith 2007-7-12 10 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD63217  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock, along roadside. 0 Comment
  UCD72490  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. 4 Comment
  UCD97479  Atriplex joaquinana Brad D. Schafer 2002-8-17 111 Yolo South of the Glide Ranch, 2 milse south of County Road and 1.5 miles east of the Northern Railroad. 4 Comment
  UCR100890  Atriplex joaquinana H. C. Stutz 1991-4-12 95461 Yolo Sacramento Valley, 'Jct of Rd. 25 and Rd. 103, SE of Woodland', [c. 1 mile south of Woodland, toward Davis] 30 Comment
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212356  Atriplex joaquinana Erica Smith 2007-7-12 09 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  SEINET4135110  Atriplex joaquinana Howard C. Stutz 1990-8-15 95329 Yolo Located 3.5 miles SSE of Woodland, junction of Road 25 and Road 103.; 0 Comment
  JEPS41118  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9124 Yolo along Kentucky Ave. (Road 20) 1 1/8 mi ene Woodland (ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UCD143966  Atriplex prostrata Ellen Dean; T. Starbuck 2013-10-26 8014 a Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. In Putah Creek Vegetation Survey Plot LRF 4E. 6 Comment
  RSA97525  Atriplex prostrata Beecher Crampton 1954-9-22 2275 Yolo West Sacramento. Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  UCD97698  Atriplex semibaccata K. Esau 1941-6-28 s.n. Yolo Agronomy Plots in Davis. Comment
  UCD97708  Atriplex semibaccata P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  UCD97794  Atriplex serenana K. Esau 1931-8-28 2257 Yolo Davis. Comment
  UCD150373  Atriplex serenana var. serenana A. M. Shapiro 2014-8-30 s.n. Yolo Winters. N end of old Railroad Ave. bridge over Putah Creek. Comment
  UCD35377  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo Yolo County, 3 miles northwest of Davis. Comment
  UCD37835  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD73578  Avena barbata Ellen Dean; Elizabeth Goebel 2008-4-7 4722 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CDA30900  Avena fatua M. Beyers 2010-4-3 341 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  CDA36940  Avena fatua CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD36833  Avena fatua Beecher Crampton 1955-12-13 3212 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Comment
  UCD56383  Avena fatua Beecher Crampton 1955-12-13 3212 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Comment
  UCD59346  Avena fatua Ellen Dean; Kate Mawdsley 2007-5-11 3770 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 539 Comment
  UCD69702  Avena fatua Kathy Baker 1982-6-6 33 Yolo Davis, field on west side of Adams Street. 50 yards from last house, 10 yards from road. On dry, rocky soil in full sun. 13 Comment
  UCD72423  Avena fatua Ellen Dean 2008-4-25 4851 Yolo Tuleyome Ireland Ranch, central part of ranch along loop road. 621 Comment
  UCR152295  Avena fatua Beecher Crampton 1955-12-13 3212 Yolo 0.25 mi south of Davis city limits, along US Hwy 40 at junction with Davis Road Comment
  SEINET3919678  Avena fatua Steven Slagle 1964-3-17 22 Yolo 1 mile west of Davis.; 0 15 Comment
  UCD37514  Avena sativa Beecher Crampton 1961-4-3 5849 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56497  Avena sterilis Madson 1919-3-6 s.n. Yolo Davis. Comment
  UCD56538  Avena sterilis Beecher Crampton 1978-5-24 s.n. Yolo UC Davis campus. Agronomy Experimental area. Plant Introduction Nursery. Comment
  SEINET11696019  Avena sterilis Unknown 1978-5-24 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row B-11 Comment
  UCD33998  Baccharis glutinosa Beecher Crampton 1975-8-22 9245 Yolo Yolo County, county road 104 1 1/2 miles north of county road 28. Comment
  UCD38760  Baccharis glutinosa Beecher Crampton 1957-10-25 4642 Yolo West Sacramento, fields along the US Hwy. 40 freeway. Comment
  CHSC74945  Baccharis pilularis Sabbina M. Lau 1989-6-7 12 Yolo West of Winters along Hwy 128, Stebbin's Cold Canyon Reserve. 350 meters from entrance. 122 Comment
  UCR118968  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 Yolo Sacramento Valley, County Road 104, 1.5 miles north of County Road 28. 15 Comment
  UCD129450  Baccharis salicifolia subsp. salicifolia K. Esau 1931-4-26 2184 Yolo Putah Canyon. Comment
  UCD101226  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UC1872560  Bellis perennis Jean Shepard 2007-3-4 806 Yolo City of Davis, Slide Hill Park, south side of Temple Drive at Myrtle Place. Comment
  CHSC117413  Beta vulgaris B. Castro; Tom Boullion, Jessica Boyt 2008-10-21 1770 Yolo Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento at RM 85.6. 10 Comment
  JEPS127569  Beta vulgaris B. Castro with Tom Boullion, Jessica Boyt 2008-10-21 1770 Yolo Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of Wild Irishman Bend on topo map, on W bank of the Sacramento River at RM 85.6. Knights Landing 7.5' Quad. Comment
  UCD36460  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  UCR197976  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough Comment
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144274  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA41143  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2300 Yolo Near Zamora Comment
  SEINET240472  Boissiera squarrosa Beecher Crampton 1964-5-4 T.O. 3505 Yolo UC Davis agronomy experimental area, plant introduction nursery, row J-53 Comment
  SEINET8215206  Bolboschoenus fluviatilis C. R. Kovacic 1969-5-14 46 Yolo near west end of Yolo Causeway, Interstate Highway 80, 4.3 miles east fo Davis. Comment
  SEINET8225701  Bolboschoenus fluviatilis Jo Nixon 1951-5-19 25 Yolo under Yolo causeway (highway #40), 7 miles east of Davis. 15 Comment
  SEINET3915169  Bolboschoenus maritimus subsp. paludosus R. J. Planck 1963-5-15 41 Yolo On G Street, 2 miles north of 11th Street, Davis.; 0 15 Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  CDA31561  Bouteloua curtipendula Sartain & Rominger 1973-6-25 Yolo Northwest of Dunnigan, County Road #2 0 Comment
  UCD73105  Brachypodium distachyon Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4896 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  UCD56895  Brachypodium rupestre L. Y. Leonard 1919-6-13 X 3049 Yolo Davis. Comment
  UCR219530  Brassica geniculata Jean V. Shepard 2009-8-23 829 Yolo Sacramento Valley, city of Davis, east side. Wildhorse greenbelt east of Wildhorse golf course, south side of bridge over slough 13 Comment
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  RSA0107420  Brassica kaber George K. Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD73100  Brickellia californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4893 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD15553  Briza maxima Lara Hawthorne 1989-6-3 23 Yolo Covell Rd, 6 miles east of Winters. 15 Comment
  UCD57135  Briza maxima Wayne Fregien 1963-5-1 s.n. Yolo Ca. 4 miles east of Davis. County Road 104. Hansen Ranch. Comment
  UCD57422  Briza minor Elizabeth Wilson Fall 1936 s.n. Yolo Davis. Comment
  UCD70206  Brodiaea elegans subsp. elegans D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD168750  Brodiaea terrestris subsp. terrestris Ellen Dean; T and F Starbuck, J Little, B Barnett, J and S Shepard 2017-4-29 9340 Yolo Yolo County Grasslands Park. Eastern side of park just north of southern playa pool. 3 Comment
  UC1155614  Bromus G. L. Stebbins Jr. 1943-4-15 Yolo University of California, Davis Comment
  UCD125576  Bromus Laurel Goldsmith 2012-11-1 s.n. Yolo Near Arcata. Humboldt Bay National Wildlife Refuge. Lanphere Dunes Unit, just outside main office. 6800 Lanphere Road. 5 Comment
  UCD34471  Bromus Beecher Crampton 1985-4-17 9915 Yolo Yolo County, Davis, 3rd. street near A street and University ave. Comment
  CAS-BOT-BC144294  Bromus arizonicus Beecher Crampton 1956-3-29 3238 Yolo Around S.P. railroad Station, Davis. Comment
  UCD35378  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Yolo County, Davis. Comment
  UCD36252  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Yolo County, city of Davis, vacant lot. Comment
  UCD36843  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Yolo Couhty, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57700  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Davis. Davis Station. Southern Pacific RR Triangle. Comment
  SEINET259528 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4423 Yolo CULTIVATED ; CULTIVATED in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  CAS-BOT-BC155810  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo UC Davis. Dairy road. Comment
  SD121712  Bromus catharticus Clarence R. Quick 1970-5-10 70 5 Yolo Levees and gardens of Nettie M. Pylman, Merritt Island near Clarksberg. Comment
  UCD33692  Bromus catharticus Beecher Crampton 1972-3-29 8778 Yolo Yolo County, UC Davis campus. Comment
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD58322  Bromus catharticus Clarence R. Quick 1969-5-17 69 03 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  UCD58391  Bromus catharticus Beecher Crampton 1962-4-18 6230 Yolo Davis. Southern Pacific R. R. Station. Comment
  CAS-BOT-BC155606  Bromus diandrus W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles north of Davis. Comment
  CHSC8170  Bromus diandrus Dave Isle 1969-5-6 429 Yolo 40 yards S. of E. 8th St. and Eureka St. intersection on W. side of Eureka St., Davis. 45 Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147282  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37800  Bromus diandrus Beecher Crampton 1962-4-10 6128 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD38551  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Comment
  UCD56713  Bromus diandrus Ellen Dean; M. Bibbo 2007-3-23 3406 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58515  Bromus diandrus M. Wiesendanger 1927-5-4 656 Yolo Putah Canyon. Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCD59499  Bromus diandrus B. A. Madson 1925-4-20 s.n. Yolo Davis, vacant lot. Comment
Read comments
Dec 18 2011
  UCD80907  Bromus diandrus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5311 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCR119009  Bromus diandrus Beecher Crampton 1962-4-11 6130 Yolo Sacramento Valley, Dixon 91 Comment
  UCR237586  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18606 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  CAS-BOT-BC155609  Bromus diandrus Ball; Bellue 1933-5-1 s.n. Yolo Unspecified. Comment
  CDA1816  Bromus diandrus M. K. Bellue, C. R. Ball 1933-5-1 Yolo 0 Comment
  SACT000668  Bromus diandrus M. Wiesendanger 1927-4-29 Yolo Comment
  UCD21194  Bromus hordeaceus J. Shepard 2000-2-19 48 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found north of parking lot to north of entrance road. 12 Comment
  UCD58798  Bromus hordeaceus B. A. Madson 1925-4-20 s.n. Yolo Davis. Vacant lot. Comment
  UCD73582  Bromus hordeaceus Ellen Dean; Elizabeth Goebel 2008-4-7 4725 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD81037  Bromus hordeaceus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5582 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UCR235434  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18784 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CDA1801  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  UCD58846  Bromus inermis L. Y. Leonard 1919-6-13 X 3062 Yolo Davis. Comment
  UC1040708  Bromus laevipes Beecher Crampton 1956-5-31 3492 Yolo foothills 3.5 mi w of Winters (border of Yolo-Solano Counties) Comment
  SACT000639  Bromus madritensis John Willoughby 1977-4-27 Yolo south-facing slope on llow foothills north of hwy 128, 1.3 miles east of intersection 48.77 Comment
  UCD56758  Bromus madritensis subsp. rubens Ellen Dean; M. Bibbo 2007-3-23 3450 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD36905  Bromus mollis Beecher Crampton 1956-5-10 3364 Yolo Yolo County, city of Davis, University of California campus, arboretum, old Putah Creek. Comment
  UCD59276  Bromus racemosus M. Wiesendanger 1927-5-4 655 Yolo Putah Canyon. Comment
  UCD59567  Bromus rubens E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  UCD59665  Bromus stamineus Beecher Crampton 1958-5-27 4835 Yolo Along pathway, Hunt Hall, UC Davis Campus. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  UCD59718  Bromus sterilis Beecher Crampton 1957-3-12 3897 Yolo Triangle, Southern Pacific R. R. Station, Davis. Comment
  UCR119148  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Sacramento Valley, City of Davis, along Southern Pacific Railroad 15 Comment
  SEINET3923356  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Davis, Southern Pacific Railroad.; 0 Comment
  UCD59753  Bromus tectorum J. Hardison 1989-5-11 130 Yolo Davis. Between Russell Blvd. and bike path, near Arlington Blvd. Comment
Read comments
Jun 24 2008
  SEINET240474 Image available Bromus trinii Beecher Crampton 1962-4-13 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET241291 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET10587316  Bulbostylis capillaris John H. Redfield 1872-8-17 Redfield 8609 Yolo In pratis Jylo Semite, Calif. Comment
  RSA0054946  Calandrinia caulescens Keith E. Hoffmaster 1946-4-13 1217 Yolo Davis. Comment
  UCD100151  Calandrinia ciliata A. A. Beetle 1945-3-8 4200 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD146827  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD82188  Calandrinia ciliata J. Shepard 2004-3-7 631 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  UCR106849  Calandrinia ciliata Claire Warshaw 1985-4-10 01 Yolo City of Davis, near intersection of Highway 113 and Hutchison Drive 12 Comment
  CAS-BOT-BC438636  Calandrinia ciliata R. H. Miller 1949-4-16 30 Yolo University Farm, Davis Comment
  SEINET5726742 Image available Calandrinia ciliata Sidki Sadik 1960-1 1 Yolo ca. 0.25 mile north of airport, University of California; Davis 18 Comment
  UCD100157  Calandrinia ciliata F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD100236  Calandrinia ciliata Mrs. Lida Lyon 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD102981  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD41006  Callitriche marginata Carol W. Witham 2003-4-11 936 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET3863108 Image available Calocedrus decurrens Don K. Sexton 1956-2-21 s.n. Yolo Large tree in front of Animal Science Bldg., West Quad near Shields Ave., U.C. campus, Davis, California.; 0 Comment
  UCD48261  Calochortus amabilis S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 01 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 609 Comment
  UCD139485  Calochortus amabilis M. Wiesendanger 1927-5-4 692 Yolo Monticello - Napa Road. Comment
  SBBG35345  Calochortus luteus J. Sieferman 1969-5-9 Yolo 2 mi W of Zamora Comment
  CAS-BOT-BC270865  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles SW of Brooks, 1.5 miles N of Berryessa Peak, 300 yards E of road 640 Comment
  RSA255583  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles SW of Guinda on Road 53. 495 Comment
  RSA255586  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles SW of Brooks, 1.5 miles north of Berryessa Peak, 300 yards east of road 640 Comment
  UCD129899  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles southwest of Guinda on Road 53. 495 Comment
  UCD137925  Calycanthus occidentalis M. Wiesendanger 1927-5-4 644 Yolo Putah Canyon. Comment
  UCD20582  Calycanthus occidentalis E. Dean; with M. Bibbo 2002-7-5 1125 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 502 Comment
  UCR244758  Calystegia occidentalis subsp. occidentalis Jean V. Shepard 2011-8-20 853 Yolo NE of Woodland, from intersection of county roads 102 & 16, east on road 16 to T. Right on Rd 16A around Gray's Bend about 2 miles to private dirt road on left. Site is just east of Sutter Co. line. 14 Comment
  RSA733902  Calystegia purpurata Ellen Dean, M. Bibbo 2002-7-5 1114 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 686 Comment
  UCD13305  Calystegia purpurata Bill Chally 1989-6-2 24 Yolo Yolo CO. T8N, R2W, Sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  HSC62856  Calystegia purpurata subsp. purpurata J. M. DiTomaso 1979-5-12 988 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  POM256525  Camissonia graciliflora E. K. Crum 1938-5-7 2006 Yolo Comanche Hills, Inner North Coast Range, 3.5 miles northwest of Rumsey 213 Comment
  RSA41330  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UC763012  Camissoniopsis ignota R. F. Hoover 1938-4-23 3199 Yolo grade on Rumsey-Arbuckle road Comment
  UCD168499  Camissoniopsis intermedia Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9290 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  UCD19421  Capsella bursa-pastoris J. Shepard 2000-2-7 33 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  UCD114123  Capsella bursa-pastoris Beecher Crampton 1957-3-26 3898 Yolo Landscape Management Plots, UC Davis Campus. Comment
  UCD14255  Capsella bursa-pastoris Eileen F. Chun 1974-5-14 83 Yolo Yolo County, Davis, Experimental College Gardens; 15 Comment
  UCD14260  Capsella bursa-pastoris Peter Stekel 1974-4-4 2 Yolo Davis, along road to University of California, Davis Zoological Area, more or less 1 mile south of Russell Blvd. and Highway 113. 19 Comment
  UCD167843  Capsicum Paul G. Smith 1959-1 SA 393 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Origin of seed: in brush near village of Quincemil, Department Cuzco, Peru. Comment
  SEINET10780129  Capsicum annuum Stephanie Frischie 2000-1 Yolo Comment
  UCD167657  Capsicum frutescens Paul G. Smith 1959-1 SA 59 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Honda, Colombia. Said to be wild. Comment
  CAS-BOT-BC167208  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  UCD169013  Cardamine hirsuta Ellen Dean 2017-4-5 9309 Yolo City of Davis. In lawn of house on southwest corner of the intersection of Anderson and 8th streets. Comment
  UCD161223  Cardamine oligosperma Jean Shepard 2011-3-5 s.n. Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 1 mi past gate. 198 Comment
  UCD73088  Cardamine oligosperma Ellen Dean; Plant Biology 102 students 2008-4-6 4711 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  SEINET8414740  Cardamine oligosperma J. M. Tucker 1958-3-29 3372 Yolo Botany Greenhouse; University of California, Davis. Comment
  UCD114536  Cardamine oligosperma Rolf Y. Berg 1964-3-14 s.n. Yolo Cache Creek Canyon, along State Highway 16, 2-5 miles northwest of Rumsey. Comment
  CDA3666  Cardaria chalepensis T. C. Fuller 1961-5-31 6268 Yolo East end of Yolo Causeway Bridge, West Sacramento. 0 Comment
  UCD135904  Carduus pycnocephalus subsp. pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  HSC79007  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  UC823144  Carex barbarae Joseph Andorfer Ewan 1934-3-18 8690 Yolo 6 mi above Winters (Putah Creek) Comment
  UCD169978  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Tule canal. Ditch at intersection of Tule canal and Main St. exit (Hwy 16). About 5 m E o(f) Woodland. Comment
  UCR37039  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC19386  Carex barbarae J. McGrath 1963-3-8 6 Yolo Highway 128, 8 miles west of Winters. Wet pools adjacent to Putah Creek. Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  CAS-BOT-BC117396  Carex senta Anne Sutherland 1963-3-8 11 Yolo Putah creek canyon, Hwy 128 near Recreation Beach on creek side of road. Comment
  CDA19175  Carthamus creticus J. King 2001-6-5 PDR 1143171 Yolo Sacramento Valley; County Rd. 54, Guinda. 0 Comment
  CDA37690  Carthamus lanatus Robin Breckenridge 2005-5-6 s.n. Yolo Guinda, near the edges of Cache Creek. 0 Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  UCD142941  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8009 Yolo UC Davis Russell Ranch Riparian Reserve. South of Russell Road, and on north side of Putah Creek. Near parking area close to creek (Place where road spur descends near middle of creek access road.) 30 Comment
  UCD143963  Carya illinoinensis Ellen Dean; A. Lal 2013-7-16 7823 Yolo North side of Putah Creek at town of Winters. Property of M. Barbour, south of walnut orchard at end of Liwai Village Court near confluence of Putah Creek and Dry Creek. Putah Creek vegetation Survey areas DCC 1 and 2 at Dry Creek confluence site. 39 Comment
  UCD123068  Castilleja A. A. Beetle 1945-1-20 3078 Yolo west of Winters in Putah Canyon. Comment
  CDA12107  Castilleja affinis subsp. affinis G. F. Hrusa 1989-4-16 5923 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  JEPS42531  Castilleja applegatei subsp. martinii G. L. Stebbins Jr. 1966-2-22 6306 Yolo s slope Glasscock Mountain (n side of Cache Creek Canyon); Cache Creek Canyon 457 Comment
  JEPS77482  Castilleja applegatei subsp. martinii Douglas W. James Jr. 1973-4-10 34 Yolo Lake Berryessa, on small dirt road just below the bridge below dam Thompson Canyon 228 Comment
  RSA654129  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UCD122267  Castilleja applegatei subsp. martinii Rolf Y. Berg 1964-3-14 8006 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD122278  Castilleja applegatei subsp. martinii K. Esau 1932-3-5 s.n. Yolo Putah Canyon. Comment
  UCD36149  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo Yolo County, 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UCD81047  Castilleja applegatei subsp. martinii Agnieszka Zalicka; with PLB 102 class 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Middle reaches of Bray Canyon on west side of creek. 120 Comment
  SEINET12350271  Castilleja attenuata Unknown 1998-4-28 7 Yolo near base of Monticello Dam Comment
  UCD73735  Castilleja attenuata Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD122326  Castilleja attenuata Fleur Ng'weno 1989-5-7 DQ 39 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  SEINET13767993  Castilleja densiflora Schank 1959-3-28 s.n. Yolo Above the Monticello Dam, ca 4 miles W of Winters. 305 Comment
  UCD122411  Castilleja exserta J. D. Skoss 1948-6-6 27 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD122455  Castilleja exserta M. Wiesendanger 1927-4-29 632 Yolo Capay. Comment
  UCD20851  Castilleja exserta N. Nicola 2001-4-19 067 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD14912  Castilleja exserta John Wassen 1977-4-17 9 Yolo in a north-facing side canyon along Highway 128, 3.7 miles west of the junction with County Road 86. Comment
  UCD15017  Castilleja exserta Jon Alexander 1978-4-15 5 Yolo at Vernon Nichols Park, on Road 54, 1 mile south of Guinda. Comment
  UCD122490  Castilleja foliolosa Joseph M. DiTomaso 1976-4-9 395 Yolo Below Monticello Dam at Lake Berryessa, south facing slope above Putah Creek. 134 Comment
  UCD122538  Castilleja foliolosa Ogden C. Riddle 1942-3-29 26 Yolo Putah Canyon. Comment
  UCD23197  Castilleja rubicundula subsp. lithospermoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD160542  Caulanthus lasiophyllus Ellen Dean; Craig Thomsen 2015-3-21 8596 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  SACT002916  Ceanothus cuneatus John Willoughby 1977-3-16 Yolo Collected just west of junction of State HIghway 128 and Pleasants Valley Road, riparian woodland. Comment
  UC338009  Ceanothus cuneatus var. cuneatus Lemmon 1891-5-28 Yolo Capay Valley Comment
  SEINET5339367  Ceanothus prostratus Schank 1959-3-29 s.n. Yolo Found in the Mountain slope high in the hills along the Monticello Dam 5 miles west of Winters. 610 Comment
  UCD57820  Cenchrus longispinus Beecher Crampton 1970-8-3 8644 Yolo State Hwy. 128, 7 miles west of Winters, Putah Creek Canyon. Comment
  CAS-BOT-BC276975  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  UCD130039  Centaurea melitensis A. S. Crafts 1926-7-8 443 Yolo University Farm Campus, Davis. Comment
  UCD59350  Centaurea melitensis Ellen Dean; Kate Mawdsley 2007-5-11 3774 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  SEINET13203111 Image available Centaurea solstitialis George K. Helmkamp, Mary Alice Barnes 2013-1 20517 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD130086  Centaurea solstitialis A. S. Crafts 1926-7-8 437 Yolo University Farm Campus, Davis. Comment
  UCD149330  Centaurea solstitialis Collector Unknown 1925-6-17 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD20572  Centaurea solstitialis E. Dean; with M. Bibbo 2002-7-5 1113 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. In drainage ditch on N side of road. 701 Comment
  UCD21227  Centaurea solstitialis J. Shepard 2000-4-1 100 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entry road after parking lots on S side. 12 Comment
  UCR237588  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18604 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 Comment
  CAS-BOT-BC284494  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7316  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  SEINET3477477  Centaurea solstitialis M. P. Bellue 1931-9-4 Yolo Near Davis, Near Davis Comment
  UCD130076  Centaurea solstitialis June McCaskill 1961-8-14 632 Yolo east side of G Street where 7th Street intersects it, Davis. 15 Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  UCD69707  Centaurea solstitialis William Wong 1982-6-4 10 Yolo Along Chiles Road, in open field. Valley Grassland. With Asteraceae. On dry loam soil in full light. 2 ft. tall with yellow flowers. 12 Comment
  JEPS46946  Centaurium trichanthum Willis L. Jepson 1892-7-27 14636 Yolo w of Winters; Mountain Region of Clear Lake, Putah Canyon, Devils Gate Comment
  UCD73710  Centromadia fitchii Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD81542  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  UCD35454  Centromadia fitchii Beecher Crampton 1956-9-28 3877 Yolo 4.5 miles west of Winters, Vaca Mtns. Comment
  JEPS41109  Centromadia parryi subsp. parryi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9120 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UC197505  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland Sacramento Valley, Woodland Comment
  UCD130593  Centromadia parryi subsp. rudis Ellen Dean 2012-11-15 7520 Yolo Yolo County Grasslands Regional Park. Northwest corner of park in vernal swale SE of intersection of County Roads 104 and 34. 10 Comment
  UCD159497  Centromadia parryi subsp. rudis D. S. Park 2010-8-25 247 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  UCD149341  Centromadia pungens Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UCD41046  Centromadia pungens Carol W. Witham 2003-8-8 977 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD34289  Centromadia pungens Beecher Crampton 1978-9-13 9665 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its juction with county road 102. Comment
  CAS-BOT-BC279413  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279405  Centromadia pungens subsp. pungens Beecher Crampton 1978-9-13 9665 Yolo Ca. 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 Comment
  CAS-BOT-BC279412  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2590 Yolo 1 mi. W. of Sacramento River, W. of Sacramento on road to Davis Comment
  UCD121533  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns. Comment
  UCD164527  Cephalanthus occidentalis Craig D. Thomsen 2009-5-15 2917 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 Comment
  UCD41156  Cephalanthus occidentalis N. Nicola 2002-6-27 239 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  UCD21212  Cerastium glomeratum J. Shepard 2000-3-18 78 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along north side of the main entrance road. 12 Comment
  UCD21378  Cerastium glomeratum J. Shepard 2001-3-26 419 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD98038  Cerastium glomeratum Doulgas Drewe 1967-4-30 s.n. Yolo 3rd and D streets in Davis. Comment
  CAS-BOT-BC207760  Cercis occidentalis Camille F. Nowell 2011-6-13 11 Yolo McLaughlin Natural Reserve. Approx. 13 mi. E of Lower Lake on the Davis Creek access road. 1/2 mi. N from Knoxville-Berryessa Road. 598 Comment
  CDA30819  Cercis occidentalis M. Beyers 2010-4-3 338 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. 54 Comment
  RSA29316  Cercis occidentalis Joseph A. Ewan 1934-3-18 8688 Yolo Putah Creek, 8 miles above Winters. Comment
  RSA600823  Cercis occidentalis Joseph A. Ewan 1934-3-18 8688 Yolo Putah Creek, 8 miles above Winters. Comment
  SD237420  Cercis occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-5-20 14729 Yolo Inner Coast Range: west side of Cache Creek along CA-16, 5.5 miles southeast of Colusa County line. 177 Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UC917182  Cercis occidentalis T. Tomich 1949-4-11 4 Yolo 8 mi nw Rumsey; Cache Creek Canyon Comment
  UCD105630  Cercis occidentalis Beecher Crampton 1952-10-28 893 Yolo Yolo County, 5 miles west of city of Winters, on south bank of Putah Creek. Comment
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. Comment
  UCD20587  Cercis occidentalis E. Dean; with M. Bibbo 2002-7-5 1130 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD80984  Cercis occidentalis Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 81 Comment
  UCR206282  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14729 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD168412  Cercocarpus betuloides Ellen Dean; M. Hoshovsky 2017-4-18 9321 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD56762  Cercocarpus betuloides Ellen Dean; M. Bibbo 2007-3-23 3454 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  CAS-BOT-BC136993  Cercocarpus betuloides var. betuloides John F. Emmel 1971-4-4 339 Yolo Thompson Canyon, NNE of Monticello Dam 243 Comment
  CAS-BOT-BC284546  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 Comment
  UC630438  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo 3.6 mi n of Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 213 Comment
  UCD18531  Chaenomeles June McCaskill 1954-4-13 229 Yolo city of Davis, 427 L St., in yard. Comment
  CDA43047  Chamaesyce nutans Martyn 2014-8-27 PDR# 570 P06216837 Yolo Yolo Bypass Wildlife Area. 0 Comment
  RSA432483A  Chamaesyce serpillifolia H. S. Budd 1901-11 1931 Yolo Grafton. Comment
  UCD81465  Chamomilla suaveolens M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UCD21334  Chenopodium album J. Shepard 2000-6-30 318 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, below a 4 foot mound of topsoil. 12 Comment
  UCD105586  Chenopodium album P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. 'Lambs' - Quarters'. Comment
  UCD23198  Chenopodium berlandieri A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR196273  Chenopodium berlandieri J. M. DiTomaso 2006-9-6 s.n. Yolo Sacramento Valley, UC Davis campus, southwest corner of Plant and Environmental Sciences building in Vinca ninor garden 16 Comment
  UCD55176  Chenopodium berlandieri Joe DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building in the Vinca minor garden. Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. Comment
  UCD63137  Chenopodium murale A. M. Shapiro 2007-8-30 s.n. Yolo California. Yolo County: UC Davis campus. Comment
  UCD98366  Chenopodium rubrum A. M. Shapiro 1994-10-24 s.n. Yolo West Sacramento, E. Levee Yolo Bypass. Comment
  CAS-BOT-BC474758  Chenopodium rubrum var. rubrum Ellen Dean; C. Robbins 2013-8-28 7994 Yolo Eastern edge of city of Woodland, city property. N of Gibson Rd extension on E side of Pole Line Rd (Cty Rd 102); N of sewer plant (formerly evaporation ponds) 0 Comment
  UCD35611  Chenopodium strictum Beecher Crampton 1958-11-10 5138 Yolo UC Davis Campus, Pomology. Comment
  UCR220393  Chenopodium vulvaria Jean V. Shepard 2000-5-20 266 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  SEINET239725 Image available Chloris uliginosa Beecher Crampton 4346 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  CAS-BOT-BC184890  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo Along US Highway 99W, 3 miles north of Davis. Comment
  UCD57949  Chloris virgata A. M Shapiro 1996-7-4 s.n. Yolo Northern California, approximately 2 miles north of Davis, opposite end of F Street, Road 29. Comment
  UCD59682  Chloris virgata Beecher Crampton 1969-10-2 8517 Yolo ca. 7.5 miles west Davis; County Road 31 just west of its junction with County Road 95. Comment
  CAS-BOT-BC238012  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland Comment
  UCD18245  Chloropyron palmatum E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 452 Yolo SE side of city of Woodland, SE of junction of roads 102 and 25, south side of road 25, in county park, NE of old rodeo stables, along dirt road, southeast corner of manmade pond. Comment
  CAS-BOT-BC39660  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, Cross and East streets. Comment
  UCD73670  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD130478  Cichorium intybus A. S. Crafts 1926-7-8 481 Yolo University Farm Campus, Davis. Comment
  UCD81559  Cichorium intybus W. W. Robbins; W. D. Norton 1928-8-1 1420 Yolo near Clarksburg. Comment
  UC494270  Cirsium occidentale var. venustum Tracy J. Storer 1912-7-1 Yolo Rumsey Comment
  UCD20577  Cirsium occidentale var. venustum E. Dean; with M. Bibbo 2002-7-5 1118 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.4 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  UCD34110  Cirsium vulgare Beecher Crampton 1976-7-21 9403 Yolo UC Davis campus, Agricultural Practices area. Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160096  Clarkia affinis Lauren Bradt 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD104437  Clarkia concinna H. B. Nidever 1951-5-26 39 Yolo 2 miles N of Rumsey, Cache Creek Canyon. 106 Comment
  UCD15645  Clarkia concinna Rachelle Raymond 1989-5-29 605 Yolo Off road 128, few miles below Stebbins. 121 Comment
  RSA758526  Clarkia concinna subsp. concinna George K. Helmkamp, E. A. Helmkamp 2009-5-20 14728 Yolo west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  POM32011  Clarkia concinna subsp. concinna C. F. Baker 1903-5-8 2982 Yolo Cache Creek canyon Comment
  UCD48060  Clarkia gracilis subsp. gracilis B. Takahashi; S. Burgess, A. Ryan, J. Pierner, A. Hufton 2000-4-29 2 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of the old town of Knoxville. 609 Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  UC144377  Clarkia purpurea subsp. quadrivulnera C. F. Baker 5065 Yolo Cache Creek Canyon Comment
  UCD160165  Clarkia purpurea subsp. quadrivulnera Heather Castro 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 185 Comment
  UCD70201  Clarkia purpurea subsp. quadrivulnera D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  CDA30843  Clarkia unguiculata M. Beyers 2010-5-12 438 Yolo Vicinity of Esparto, east side of County Road 87, at Cache Creek bridge. 55 Comment
  UCD105045  Clarkia unguiculata S. C. Hanson 1949-5-8 12 Yolo Throughout Putah Canyon. Comment
  SEINET5740172 Image available Clarkia unguiculata John R. Bowen 1973-1 26 Yolo State Hwy 16, 12 miles S of its junction with State Hwy 20, W side of Cache Creek Canyon.; Cache Creek Canyon 213 Comment
  UCD21365  Claytonia perfoliata J. Shepard 2001-3-16 401 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. About 20 yards before reaching fence at County Road 36, east. 12 Comment
  CAS-BOT-BC440066  Claytonia perfoliata subsp. perfoliata W. D. Hamilton 1946-3-27 s.n. Yolo Davis Comment
  SEINET215094 Image available Claytonia perfoliata subsp. perfoliata W. P. Hackett 1960-3-13 2 Yolo Davis, E of airport, Univ. of CA. at Davis. Comment
  CAS-BOT-BC91339  Clematis lasiantha W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon. Comment
  UCD35567  Collinsia heterophylla Beecher Crampton 1958-4-21 4712 Yolo 2.7 miles northwest of Rumsey, along State Hwy. 16 above Cache Creek. Comment
  UCD123606  Collinsia heterophylla J. McGrath 1963-3-8 4 Yolo at Recreation Beach along Putah Creek, State Highway 128, 8 miles west of Winters. Comment
  UCD168439  Collinsia sparsiflora Ellen Dean 2017-3-15 9261 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UC766271  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  SEINET892897  Colutea arborescens June McCaskill 1954-1 302 Yolo At rear of Ed Gedling's house, near Grounds Building; University of California, Davis, Yolo County. Comment
  UCD126335  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD69415  Convolvulus arvensis S. Quick 1996-5-19 12 Yolo City of Davis. F Street, within 10 meters of the railroad tracks, between 12th and 14th Streets. Disturbed rocky field, dominated by grasses. Herb densely decumbent to spreading vine. Flowers white with pink edging along sepal margins. 17 Comment
  RSA394808  Convolvulus arvensis Glenn A. Gorelick 1966-6-1 s.n. Yolo On campus at U.C. Davis. Comment
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD70452  Convolvulus arvensis E. D. Appenzeller 1995-5-29 11 Yolo City of Davis; Hutchinson Rd; near agricultural fields of UC Davis. Flowers pink and white. Comment
  CAS-BOT-BC286047  Conyza canadensis C. R. Quick 1972-7-25 72 -24 Yolo On Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River. SE corner of Yolo Co. Comment
  POM51570  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Creek Comment
  UCD20864  Coriandrum sativum N. Nicola 2001-7-5 081 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  SFV12167  Coriandrum sativum B. J. McCaskill, K. Onaga 1968-4-22 732 Yolo Sacramento Valley Davis. Northwest corner of intersection of Russell Blvd. and State Highway 113. In rubble of torn down Chinese restaurant. Comment
  UCD127339  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy plots, Davis. Comment
  UCD127341  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy Tract, Davis. Comment
  UCD127342  Coriandrum sativum Nancy A. Gee 1986-5-1 40 Yolo State Highway 113, Hutchinson Drive overpass, Davis. 15 Comment
  CAS-BOT-BC209748  Cornus glabrata Clarence Quick 1970-5-4 70 -01 Yolo Merritt Island near Clarksburg Comment
  SEINET11248511 Image available Cotoneaster horizontalis Mary L. Mello 1949-12-21 Yolo East of Horticulture Building, University of California, Davis Comment
  UCR219958  Cotula australis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  CAS-BOT-BC287246  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo University of California, Davis Campus Comment
  UCD40992  Crassula aquatica Carol W. Witham 2003-4-11 922 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81416  Crassula aquatica J. Shepard 2003-4-27 599 -B Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD160470  Crassula tillaea Ellen Dean; Craig Thomsen 2015-3-21 8589 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  RSA273433  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo North of Yolo Bypass ca. 20 miles north of Sacramento along Interstate 5. Comment
  UCD126222  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Holland Land Company, Clasksburg-Sacramento River. Comment
  UCD126213  Cressa truxillensis S. C. Hanson 1949-5-15 16 Yolo under Yolo Causeway. Comment
  UCD126221  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Exact location unknown. Comment
  UCD160107  Croton setiger Taylor Wolzen 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD20603  Croton setiger E. Dean; with M. Bibbo 2002-7-5 1148 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  CAS-BOT-BC190138  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo Conway Ranch north of Bypass. Comment
  CAS-BOT-BC190139  Crypsis schoenoides Thomas H. Kearney 1950-9-3 s.n. Yolo Floodbed of Putah Creek at Winters. Comment
  SEINET4565751  Crypsis schoenoides B. Crampton 1952-10-24 868 Yolo Sacramento Valley; 1.5 miles north of the city of Davis, along Southern Pacific Railroad property. 15 Comment
  UCD21331  Crypsis schoenoides J. Shepard 2000-6-11 303 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence 500 feet south to disked vernal pool. 12 Comment
  UCD37764  Crypsis schoenoides Beecher Crampton 1961-10-25 6054 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
Read comments
Jun 27 2008
  UCD40876  Crypsis schoenoides Dick Yeo 1984-8-14 s.n. Yolo Near Interstate 80. Comment
  UCD59818  Crypsis schoenoides R. N. Raynor 1940-10-10 Yolo Conaway Ranch, North of Bypass. Comment
  UCR220396  Crypsis schoenoides Jean V. Shepard 2000-6-11 303 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and 500 ft south to disked vernal pool 12 Comment
  UCD59977  Crypsis vaginiflora Beecher Crampton 1953-10-6 1663 Yolo West bank of the Sacramento River, Broderick. Comment
  UCD59988  Crypsis vaginiflora W. D. Norton 1938-6-20 s. n. Yolo Yolo Co. Comment
  JEPS67593  Cryptantha flaccida W. L. Jepson 1920-5-23 8957 Yolo near Hershey (Buckeye Creek bed, w Yolo County); Buckeye Creek Comment
  UC1278110  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo 2 mi w Winters Comment
  UCD160547  Cryptantha flaccida Ellen Dean; Craig Thomsen 2015-3-21 8601 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD63070  Cryptantha flaccida Ellen Dean 2008-4-9 4779 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UCD119791  Cryptantha flaccida David C. Fruchtenicht 1965-4-23 38 Yolo hill overlooking Putah Creek, 5 miles west of Winters. 182 Comment
  UCD37598  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo Yolo County, 2 miles west of Winters. Comment
  SEINET10734707  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 74 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  SEINET3863414 Image available Cupressus macnabiana H. Fong 1972-8-8 D 2504 Yolo D-2-UCD.; 0 Comment
  UCD33827  Cuscuta brachycalyx Beecher Crampton 1973-7-9 8974 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  UCD38922  Cuscuta campestris Beecher Crampton 1961-10-25 6041 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD126272  Cuscuta campestris R. Keith Glenn 1974-10-4 s.n. Yolo ca. 2 miles south of Interstate 80, on east edge of Yolo Bypass. Comment
  UCD126277  Cuscuta campestris Peter Menth 1992-6-2 2 Yolo E. side of highway along edge. 2 mi s. Gibson Road on Poleline Road. Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD126300  Cuscuta howelliana Jim Sherar 1992-6-16 s.n. Yolo south of Dixon. Comment
  UCD126316  Cuscuta indecora var. indecora Daryl Koutnik; John Sowell 1978-10-27 576 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCR118881  Cuscuta indecora var. neuropetala Beecher Crampton 1958-9-29 5117 Yolo Sacramento Valley, 7 miles west of city of Davis, just south of Moon Ranch. 30 Comment
  UCD84677  Cuscuta pentagona J. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD54471  Cuscuta pentagona R. Keith Glenn 1973-10-9 s.n. Yolo Sugar beat field ca. 2 miles south of Interstate hwy 80 on east edge of Yolo Bypass. Comment
  SBBG115927  Cuscuta subinclusa W. A. Harvey 1953-10-20 Yolo Pole Line Rd (County Rd 102), ca. 4 mi N of Davis Comment
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm Comment
  UCD39911  Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden, grown from rhizomes from Tifton, Georgia. Comment
  UCR119171  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Sacramento Valley, 2.5 miles west of Winters, State Highway 128. 46 Comment
  CDA1943  Cynodon dactylon M. K. Bellue 1933-6-11 Yolo 0 Comment
  SEINET10515380  Cynodon dactylon Alan A. Beetle 1945-8-20 Beetle 4022 Yolo On Univ. of Calif. farm, with Ustilago cynondontis. Comment
  UCD119180  Cynoglossum grande Marvin Nies 1951-2-23 5 Yolo 5 miles north of Rumsey. Comment
  RSA797398  Cyperus Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon. Comment
  UC1563964  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 Yolo 1.5 mi. n. Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 Comment
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD150589  Cyperus eragrostis David Coles 1980-5-29 14 Yolo 1 mi. NW of Co. Rds. 102 and 29. 15 Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD38928  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  CHSC79377  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  UCD34358  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  UCR119154  Cyperus ferax Beecher Crampton 1954-9-28 2280 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  RSA92355  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Rice levee, 5 miles east of Davis Comment
  SEINET8765662 Image available Cyperus odoratus A. S. Crafts Yolo Davis, California Comment
  CAS-BOT-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  UCD20534  Cyphomandra betacea Cliff Low 1983-7-19 s.n. Yolo Yolo County, Davis, 214 Second St. Comment
  UCD20597  Dactylis glomerata E. Dean; with M. Bibbo 2002-7-5 1140 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD60295  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UC1100144  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-22 1546 A Yolo 5 mi. e. Davis (rice fields along Yolo Causeway) Comment
  POM181676  Damasonium californicum L. F. Robbins 1927-5-17 s.n. Yolo Near the Causeway. Comment
  SEINET8470112 Image available Damasonium californicum C. F. Ehlig 1951-1 45 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD60858  Danthonia californica var. americana Beecher Crampton 1961-7-21 5939 Yolo 2.5 miles west of Davis, along Russell Blvd. Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 Comment
  UCD54323  Datura ferox A. M. Shapiro 2005-10-18 s.n. Yolo West Sacramento; along service road parallel to railroad tracks; ~0.5 miles west of E. levee of Yolo Bypass. Comment
  UCD126514  Datura ferox Beecher Crampton 1953-10-15 1693 Yolo 2 miles west of Madison. Comment
  CDA13743  Datura stramonium G. F. Hrusa, T. D. Wilfred 1996-9-26 13580 Yolo Central Valley; On orchard side of levee along Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD126525  Datura stramonium G. F. Hrusa; T. D. Wilfred 1996-9-26 13580 Yolo on orchard side of levee along Tule Canal approx. 1/2 mile east of Interstate 5 and 1/4 mile north of Sacramento River on south side of Yolo Bypass. 15 Comment
  CAS-BOT-BC474702  Datura wrightii Jean Shepard 2000-8-28 338 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  CAS-BOT-BC474703  Datura wrightii Jean Shepard 2001-6-16 467 Yolo Co. Rd. 104, 2.2 mi S of intersection I-80, 100 yd S of bridge over Putah Creek, on W side of road 10 Comment
  UC1088740  Datura wrightii R. Snow 1957-10-2 322 -1 Yolo s Davis (Putah Creek); Putah Creek Comment
  UCD14612  Datura wrightii Nathan Horn 1989-6-7 25 Yolo along Old Davis Road, ca. 1 mile south of University of California, Davis. 15 Comment
  UCD125903  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCR242100  Daucus carota Heidi Haugen 1984-4-15 023 Yolo Sacramento Valley, Corner of Road 28 & Road 104, Yolo County Sanitary Landfill 15 Comment
  UCD40914  Daucus carota Heidi Haugen 1984-4-15 23 Yolo Corner of Road 28 and Road 104. Yolo County Sanitary Landfill. 15 Comment
  UCD73264  Daucus pusillus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4839 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD41115  Delphinium X belladonna K. Arhangelsky 2002-5-9 210 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  POM197460  Delphinium hesperium L. R. Abrams 1928-5-8 12612 Yolo Between Woodland and Davis Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  CAS-BOT-BC9912  Delphinium nudicaule Edna Hannibal 1918-4-14 s.n. Yolo Capay Valley Comment
  UCD62905  Delphinium nudicaule Christa Lindsey; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD20011  Delphinium variegatum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1228 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 Comment
  HSC9595  Deschampsia danthonioides J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  UCD21238  Deschampsia danthonioides J. Shepard 2000-4-9 121 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD62553  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo 2 miles south of Zamora. Comment
  UCD62858  Deschampsia danthonioides E. G. Cakin 1947-4-27 Yolo North of Davis. Comment
  UCD20799  Dichelostemma capitatum N. Nicola 2001-3-16 15 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD34200  Dichelostemma capitatum Beecher Crampton 1978-3-16 9550 Yolo Winters, western edge of town. Comment
  UCD34395  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCR178429  Dichelostemma capitatum subsp. capitatum Jean V. Shepard 2001-3-22 403 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), thence east along unpaved entrance road. Approx. 0.5 mile and 130 yards west of fence separating park from Dept. of Defense land 12 Comment
  JEPS64144  Dichelostemma volubile Elizabeth Ferguson 1920-5-15 341 Yolo w of Winters; Putah Pass Comment
  POM169657  Dichelostemma volubile C. F. Baker 1903-5-7 3072 Yolo Rumsey. Comment
  UCD139264  Dichelostemma volubile Mary N. Artist 1965-5-15 19 Yolo north side of State Highway 128, just west of Markley Cove at Lake Berryessa. Comment
  UCSB31096  Dichelostemma volubile Mann, L.; Cheadle, Vernon 1961-5-10 Yolo Willowbank Comment
  UCD60335  Dichondra J. Shepard 2005-10-9 784 Yolo City of Davis, 1800 block of Myrtle Place. 15 Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  UCD63936  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Around the City Hall, Davis. Comment
  CHSC79404  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo 1.5 miles north of city of Davis, along U. S. Highway 99W. Comment
  SBBG21236  Digitaria sanguinalis B. Crampton 1961-9-15 Yolo University of California Davis campus Comment
  SBBG26364  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis campus, agronomy field Comment
  UCD33147  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD36795  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo Yolo County, 1.5 north of city of Davis, along U.S. Highway 99W. Comment
  UCD63998  Digitaria sanguinalis Beecher Crampton 1953-8-29 1618 Yolo Davis High School, Davis. Comment
  UCD64001  Digitaria sanguinalis A. A. Beetle 1942-10-1 1896 Yolo At Davis. Comment
  SACT000982  Digitaria sanguinalis M. Wiesendanger 1927/07/00 Yolo Comment
  SEINET3927982  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field.; 0 Comment
  SEINET5737236 Image available Diplacus aurantiacus subsp. aurantiacus Carla de Leon 1975-1 32 Yolo State Highway 128, 1.5 miles east of Monticello Dam.; Monticello Dam 201 Comment
  CAS-BOT-BC151331  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  UCD53914  Diplotaxis tenuifolia A. M. Shapiro 2004-10-31 s.n. Yolo Davis, apparently growing as a weed in community gardens opposite 1818 Fifth Street. Comment
  CAS-BOT-BC474705  Dipsacus fullonum Jean Shepard 2013-7-6 880 Yolo City of Davis, ENE Wildhorse Golf Course. From intersection of Covell Blvd. and Monarch Ln, about 0.1 mi E and about 0.1 mi N Comment
  UCD64639  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  SEINET249771 Image available Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles east of Woodland, along State Hwy. 16 and 24. Comment
  UCR119095  Distichlis spicata Beecher Crampton 1954-9-30 2283 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  UCD64491  Distichlis spicata var. stricta A. A. Beetle 1946-7-13 4716 Yolo Putah Canyon. Comment
  UCR178667  Dittrichia graveolens Arthur M. Shapiro 2003-12-3 s.n. Yolo Sacramento Valley, UC Davis campus, c. 20 m NW of the Recreation Pool Lodge 16 Comment
  UCD168430  Dodecatheon hendersonii Ellen Dean 2017-3-15 9252 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD56729  Dodecatheon hendersonii Ellen Dean; M. Bibbo 2007-3-23 3421 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  SEINET5743810 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  UC1116672  Downingia bicornuta var. bicornuta Beecher Crampton 1960-5-9 5501 Yolo 1.25 mi sw Saxon Station Comment
  UCR198116  Downingia bicornuta var. picta Beecher Crampton 1978-5-8 9586 Yolo 1 mi south of Saxon Station 5 Comment
  UC765620  Downingia insignis R. F. Hoover 1937-5-19 2299 Yolo near Zamora Comment
  UCD21397  Downingia insignis J. Shepard 2001-5-6 441 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD21425  Downingia insignis J. Shepard 2002-4-18 521 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road -to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD34230  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD37587  Downingia insignis Beecher Crampton 1955-4-14 2482 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  UCD37909  Downingia insignis Beecher Crampton 1962-4-28 6348 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD55043  Downingia insignis K. Esau; M. Phillips 1929-4-11 1892 Yolo Davis. 15 Comment
  UCD55102  Downingia insignis L. P. Thibault 1995-5-9 9 Yolo Road 104; approx. 0.25 mi. north of Rd. 28H; west of Co. Landfill. 10 Comment
  UCD55108  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCR118887  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo Sacramento Valley, 0.75 mile southwest of Saxon Station, along County Road 38. 15 Comment
  CDA42326  Downingia insignis G. D. Barbe 1984-4-25 4154 Yolo Western edge of Yolo By-pass at Glide Ranch, east of Road 106 and 1.4 miles south of Road 36. Comment
  JEPS108468  Downingia insignis Lisa Schultheis 1995-4-23 60 -95 Yolo Davis antennae site, MacClellend Air Force Base. South of Davis. North of Rd. 36 and east of Rd. 104 Comment
  RSA654051  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo 1/4 mile S of Saxon Station. Comment
  SFV3645  Downingia insignis D. Ahrenholz 1964-4-27 11 Yolo Sacramento Valley Field off county roads 36 and 106A, Mace Ranch, southeast of Davis. Comment
  UCD34975  Downingia insignis Beecher Crampton 1996-4-22 10333 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  RSA654052  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Comment
  JEPS108443  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-6-3 204 -95 Yolo Near Madison and Woodland. S side of Rd. 19, .1 mi E from Rd. 96. Comment
  UC494213  Downingia ornatissima var. ornatissima E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UC1001277  Downingia pulchella W. L. Jepson 1940-5-17 19924 Yolo 7 mi e Davis (Plumtree sta.); Yolo Causeway Comment
  UCD144785  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21259  Downingia pulchella J. Shepard 2000-4-21 148 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots, a rectangular depression and open field, all on the south side. South along track through field. At edge of ruts, being driven over. 12 Comment
  UCD18289  Downingia pulchella Craig D. Thomsen 1998-6-4 s.n. Yolo SE of city of Woodland, south of road 25, 200 m west of road 103, in drying alkaline vernal pool. Comment
  CHSC59594  Duchesnea indica Lisa L. Serafini 1982-6-6 28 Yolo University of California, Davis campus, courtyard of Cuarto Hall. 16 Comment
  CAS-BOT-BC227247  Echinochloa Beecher Crampton 1965-8-18 7485 Yolo 3 miles west of Knight's Landing Comment
  UCD32964  Echinochloa Beecher Crampton 1965-8-18 7485 Yolo 3 miles W of Knight's Landing. Comment
  HSC102726  Echinochloa colona J. P. Smith 2013-8-23 13775 Yolo Weed in a walnut orchard. 134 Comment
  UCD32915  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo Yolo County, northern city limits of Winters. Comment
  UCD36446  Echinochloa colona Beecher Crampton 1953-8-24 1602 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD37751  Echinochloa colona Beecher Crampton 1961-10-10 6027 Yolo Yolo County, 5 miles west of city of Davis, at junction of Road 32 (Russell Boulevard) and Road 95A. Comment
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60795  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo 1 mile west of Winters. Comment
  SEINET9609950 Image available Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo weed around Agronomy field plot A-8, ca. 0.5 mile east of University Airport, University of California, Davis Comment
  SBBG115365  Echinochloa crus-galli B. Crampton 1965-7-7 7440 Yolo ca. 8.2 mi W of Winters on Hwy 128, Putah Crk Cyn Comment
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  SEINET241775 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 b Yolo 3 milew NW of Davis on County Rd. 99 between roads 30 and 31. Comment
  UCD32862  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Yolo County, UC Davis agronomy nursery weed Comment
  UCD32930  Echinochloa crus-galli Beecher Crampton 1965-7-8 7449 Yolo Yolo County, 8 miles N.W. of knight's Landing. Comment
  UCD32951  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles E of Woodland. Comment
  UCD32961  Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 b Yolo Yolo County, 3 miles N.W. of Davis on County rd. 99 between roads 30 and 31. Comment
  UCD36775  Echinochloa crus-galli Beecher Crampton 1955-8-22 3134 Yolo Yolo County, city of Davis, University of California campus, pomology orchards. Comment
  UCD37710  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Yolo County, 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCR152409  Echinochloa crus-galli Beecher Crampton 1955-8-22 3134 Yolo Sacramento Valley, city of Davis, University of California campus 16 Comment
  SEINET3928595  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard.; 0 Comment
  UCD60940  Echinochloa crus-pavonis Beecher Crampton 1964-7-28 7131 Yolo UC-Davis campus. Central Garage area. Comment
  CDA180  Echinochloa oryzoides J. L. Harlan 1923-1 Yolo Woodland. 0 Comment
  RSA261480  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo On N side of Putah Creek, S of Cal Aggie airstrip, University of California at Davis campus. Comment
  UCD137958  Echinodorus berteroi R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. Comment
  UCR119027  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  RSA518822  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UC1562857  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD20893  Ehrendorferia chrysantha N. Nicola 2001-1-5 121 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCD14419  Ehrharta erecta Evelyn A. Healy 1996-5-1 s.n. Yolo Yolo Co.; Davis, on the east side of D street, between 6th and 7th streets; Comment
  UCD36488  Ehrharta erecta Beecher Crampton 1953-10-15 1687 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD61204  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD84365  Elatine californica Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD49586  Eleocharis dulcis Chong. I. Chim 1961-10-18 s.n. Yolo Water Chesnut. Origin: Commercial source. Comment
  UCD49594  Eleocharis engelmannii W. A. Harvey 1950-7-10 765 Yolo Rice Field southwest of Woodland, Yolo County, California. Comment
  UCD160174  Eleocharis macrostachya Leonardo Tuchman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD49785  Eleocharis macrostachya R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  UCR197934  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Sacramento Valley, city of Davis 16 Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD141591  Elymus glaucus Ellen Dean 2013-5-15 7762 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD61907  Elymus glaucus R. Tofsrud 1951-1 Yolo Agronomy Division Grass Garden, Davis. Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD37783  Elymus repens Beecher Crampton 1962-3-19 6088 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD62559  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Davis. Comment
  UCD62563  Elymus repens Beecher Crampton 1958-11-18 5139 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCR119163  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  UCR141628  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad station 16 Comment
  UCR152277  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Sacramento Valley, city of Davis 16 Comment
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  UCD62703  Elymus trachycaulus P. B. Kennedy 1920-8-10 X- 3590 Yolo Field - Campus - Berkeley, Davis. Comment
  UCD38882  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo North of Davis. Junction of Anderson Road and County Road 31. Comment
  UC1151609  Elytrigia repens Beecher Crampton 1962-5-4 6401 Yolo Southern Pacific R.R. station Davis Comment
  UCD105365  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12970 Yolo Sacramento Valley: along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland. 43 Comment
  UCD36091  Epilobium brachycarpum Beecher Crampton 1952-10-12 859 Yolo 5 miles west of city of Davis, on Winters Road. Comment
  UCD41055  Epilobium campestre Carol W. Witham 2003-8-8 986 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73725  Epilobium campestre Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD105940  Epilobium campestre June McCaskill; Katherine Onaga 1963-6-26 665 Yolo Davis. South side of 2nd Street, 2 miles E of its junction with L Street. Comment
  UCD33960  Epilobium campestre Beecher Crampton 1975-5-23 9198 Yolo Junction of County Roads 38 and 106. Comment
  CHSC79327  Epilobium canum Beecher Crampton 1975-6-11 9211 Yolo Junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD141692  Epilobium ciliatum Ellen Dean; M. Taylor 2013-6-20 7804 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD73140  Epilobium cleistogamum Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD84311  Epilobium cleistogamum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33972  Epilobium cleistogamum Beecher Crampton 1975-6-11 9211 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  SEINET9294442  Epilobium pygmaeum Unknown 1958-6-27 4989 Yolo Yolo County Comment
  UCD161034  Epipactis gigantea Craig Thomsen 2006-6-30 2611 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. Comment
  CAS-BOT-BC56956  Equisetum arvense C. R. Quick 1972-7-22 72 -15 Yolo East bank of Merrit Island at junction of road 142 Comment
  SEINET11614512  Equisetum hyemale subsp. affine Unknown 1997-4-25 5 Yolo 200 m downstream from Monticello Dam along W bank of Putah Creek 150 Comment
  POM307392  Equisetum hyemale var. affine Lyman Benson 1949-6-15 13732 Yolo Sacramento River levee, 10 miles NW of Sacramento. Sacramento River drainage area. 15 Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  RSA670128  Eragrostis June McCaskill 1976-9-9 s.n. Yolo City of Davis, Front yard of 731 A St. Comment
  SEINET242406 Image available Eragrostis June McCaskill 1976-9-9 s.n. Yolo City of Davis, front yard of 731 A Street. Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  CDA205  Eragrostis cilianensis P. B. Kennedy Yolo Grass Garden, Davis. 0 Comment
  UCD149339  Eragrostis cilianensis Carl Schoner 1955-9-1 s.n. Yolo City of Woodland. 25 Comment
  UCD19295  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, UC Davis campus, west of State Hwy 113, experimental plot A-12. Comment
  UCD37725  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Yolo County, 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62973  Eragrostis cilianensis Beecher Crampton 1952-9-24 843 Yolo U. C. - Davis. Comment
  UCD62979  Eragrostis cilianensis Beecher Crampton 1962-9-11 6669 Yolo 3 miles west of Winters. Comment
  UCD63090  Eragrostis curvula Beecher Crampton 1969-10-30 8528 Yolo 4 miles west of Davis. County Road 97 near its junction with County Rd. 31. Comment
  CDA31760  Eragrostis hypnoides C. Hardy 5 Oct [year missing] Yolo Woodland 0 Comment
  UCD36478  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD36497  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-16 1702 Yolo Yolo County, 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD37511  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo Yolo County, city of Davis, University of California Botany Greenhouse area. Comment
  UCD63812  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-15 1690 Yolo Yolo County, city of Davis, University of California campus, greenhouse flats. Comment
  UCD81547  Eragrostis mexicana subsp. virescens W. D. Norton Date Unknown s.n. Yolo Yolo - Nurley Rn. Comment
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63405  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo UC Davis agronomy field. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo near Davis. Comment
  CDA20761  Eragrostis pectinacea G. F. Hrusa, Charles & Emma Dogwin 2006-10-13 16935 Yolo Sacramento Delta; Annual growing out of eroded sandy bank of Sacramento River, +/- 1 mi. upstream of Hood on W side of river at boat launching site. 7 Comment
  UCD64329  Eragrostis pectinacea Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD64536  Eragrostis pectinacea Collector Unknown 1941-11-1 Yolo Putah Creek, near Davis. Comment
  UCD65660  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCD39906  Eragrostis trichodes Beecher Crampton 1957-8-19 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UC735709  Eremocarpus setiger Charles B. Heiser Jr. 1947-6-1 1929 Yolo Davis Comment
  UCD150995  Erigeron bonariensis D. S. Park; S. Nicole 2010-5-11 74 Yolo UCD near Scince Lecture Bld. 10 Comment
  UCD151020  Erigeron bonariensis D. S. Park 2010-5-28 100 Yolo UCD, south of Storer Hall in garden/flowerbed. 11 Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 Comment
  UCD131706  Erigeron bonariensis H. R. Drever 1945-6-22 s.n. Yolo Unversity of California campus, Davis. Comment
  CHSC79409  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis campus. Comment
  UCR119127  Eriochloa acuminata Beecher Crampton 1954-9-1 2264 Yolo Sacramento Valley, U. C. Davis agronomy, strawberry clover plots 15 Comment
  CAS-BOT-BC278502  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo County Road 29, about 5 miles northwest of Davis Comment
  CAS-BOT-BC278503  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo UC. Davis Campus Comment
  UCD33557  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of roads 31 and 97. Comment
  UCD34050  Eriochloa contracta Beecher Crampton 1975-10-7 9312 Yolo UC Davis agronomy field experimental area. Comment
  UCD65722  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo 5 miles northwest of city of Davis, along County Road 29. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UCD65728  Eriochloa contracta Beecher Crampton 1961-8-8 5966 Yolo Davis. Comment
  UC449881  Eriodictyon californicum Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UC75287  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UCD119301  Eriodictyon californicum M. Wiesendanger 1927-5-4 651 Yolo Putah Canyon. Comment
  UCD15559  Eriodictyon californicum E. D. Appenzeller 1995-5-28 s.n. Yolo Off Hwy 128, near Stebbins Cold Canyon. Comment
  UCD58073  Eriodictyon californicum Ellen Dean; K. Mawdsley 2007-4-6 3613 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Near Loop Road. 459 Comment
  UCD99845  Eriogonum crocatum T. E. Weier 1942-6-26 s.n. Yolo Davis, University Abroretum. Comment
  CAS-BOT-BC242584  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda, Capay Valley 106 Comment
  SEINET3000771  Eriogonum dasyanthemum Rivina Beans 1913-10-9 s.n. Yolo Guinda Comment
  UCD37779  Eriogonum dasyanthemum Beecher Crampton 1962-1-4 6081 Yolo Yolo County, 4 miles west of Winters, State Highway 128, along Putah Creek. Comment
  CAS-BOT-BC268487  Eriogonum wrightii var. wrightii Tim Lowrey 1972-7-30 s.n. Yolo On edge of Cache Creek, 1 mile north of Rumsey Bridge Comment
  POM53932  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey. Comment
  UC638702  Eriophyllum lanatum var. achilleoides Ethel Crum 1938-5-7 2000 Yolo n-facing slope above creek (Cache Creek canyon, 4 mi n of Rumsey); Immer North Coast Range <sic>, Cache Creek canyon 152 Comment
  UCD132198  Eriophyllum lanatum var. achilleoides Joseph M. DiTomaso 1976-4-9 405 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 121 Comment
  UCD132220  Eriophyllum lanatum var. grandiflorum M. Wiesendanger 1927-5-4 650 Yolo Putah Canyon. Comment
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  UCD160084  Erodium brachycarpum Jessica Sanchez 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD103121  Erodium brachycarpum Beecher Crampton 1960-4-26 5487 Yolo Davis, along the railroad. Comment
  UCD103143  Erodium cicutarium Collector unknown 1925-6-3 1687 Yolo Causeway. Comment
  UCD62868  Erodium cicutarium Tavis Forrester; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD103166  Erodium cicutarium J. Hardison 1989-5-11 129 Yolo Davis, near intersection of Hutchinson Dr. and Campbell Rd. Comment
  UCD103254  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  RSA696386  Erodium moschatum Keith E. Hoffmaster 1946-04 1067 Yolo Davis. Comment
  UCD103259  Erodium moschatum G. F. Hrusa 1996-4-10 12743 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  UCD103263  Erodium moschatum P. B. Kennedy 1929-4-23 K- 1391 Yolo UC Campus, Berkeley. Comment
  UCD114816  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD55509  Eryngium J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 655 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD81843  Eryngium aristulatum Ellen Dean; M. Showers, G. Harrington 2009-6-3 5761 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Mavis Henson Field near County Road 102, leased by Yolo Fliers. 9 Comment
  UCD35420  Eryngium aristulatum var. aristulatum Beecher Crampton 1956-7-13 3712 Yolo Yolo bypass. Comment
  UCR37301  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD129873  Eryngium oblanceolatum J. Shepard 1999-8-10 15 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east 1/4 mi along unpaved entrance road. 12 Comment
  UCD21174  Eryngium oblanceolatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-4 349 Yolo near the town of Davis. SE of Road 104 and Road 38. Glide/Tule Ranch site. Pool # GLI002. Comment
  UCD77687  Eryngium oblanceolatum Robert E. Preston 2000-8-6 1428 Yolo 4 mi se of Davis, at Yolo County Grasslands Park, 8 Comment
  SEINET5729534 Image available Erysimum capitatum Robert A. Christison 1960-1 35 Yolo 0.5 miles past Boy Scout cabin on Highway 16.; Davis 46 Comment
  UCD15290  Erysimum capitatum Claire Warshaw 1985-4-5 4 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  UCD13113  Erysimum capitatum var. capitatum Rick A. Harris 1974-4-16 15 Yolo Yolo CO., 2.6 mi N. of Rumsey on Calif. 16, west side of road on slope above Cache Creek. Elevation 700'. 213 Comment
  UCD115018  Erysimum repandum L. G. Goar 1935-4-18 s.n. Yolo University Farm, Davis. Comment
  UCD94043  Eschscholzia caespitosa Shannon M. Still 2006-3-13 48 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 38 Comment
  UCD94049  Eschscholzia caespitosa Shannon M. Still 2006-3-23 55 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 54 Comment
  UCD94052  Eschscholzia caespitosa Shannon M. Still 2006-3-23 58 Yolo California. Yolo County: CA-128 on steep slope on northern side of road. 60 Comment
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  UCD95254  Eschscholzia caespitosa R. R. Kehlor 1951-2-23 3 Yolo 6 to 8 miles north of Rumsey. 91 Comment
  UCD95299  Eschscholzia californica J. K. Couch 1995-5-18 11 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCR235412  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2012-4-17 18787 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CAS-BOT-BC402935  Eschscholzia californica W. D. Hamilton 1946-3-24 s.n. Yolo Davis Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  UCD15574  Eschscholzia californica Collector Unknown Date Unknown s.n. Yolo Roadside in South Davis. Comment
  UCD95279  Eschscholzia californica Curtis Clark 1975-4-28 489 Yolo State Highway 128, 5.6 miles west of Winters. Comment
  UCD95323  Eschscholzia californica June McCaskill; Katherine Onaga 1962-4-12 647 Yolo 0.1 mile east of intersection of L and 2nd streets, Davis. Comment
  UCD34199  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD95362  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD94128  Eschscholzia palmeri Shannon M. Still 2007-8-1 182 Yolo California. Yolo County: UC Davis campus. Comment
  UCD18412  Euonymus kiautschovica Collector unknown 1985-8-7 Yolo city of Davis, UC Davis campus, Mrak Hall. Comment
  CDA29467  Euphorbia oblongata Robin Breckenridge 2009-5-26 s.n. Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  UCD58083  Euphorbia peplus Ellen Dean; K. Mawdsley 2007-4-6 3621 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  SEINET12515071 Image available Euphorbia peplus S. T. Senewiratne 1955-4-2 28 Yolo Davis Comment
  UCD142454  Euphorbia peplus P. B. Kaufman 1950-4-2 23 Yolo University of California Davis. Comment
  UCD142471  Euphorbia peplus T. Tomich 1949-5-24 52 Yolo Davis. Comment
  UCR55550  Euphorbia serpens D. L. Koutnik 1988-8-20 s.n. Yolo Sacramento Valley, city of Davis, Hanover Drive behind Lucky's Market, east of Anderson Road 23 Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD38287  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Along Putah Creek. Comment
  UCD41024  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD82337  Euphorbia spathulata Robin McMaster 1973-4-15 323 Yolo 100 yd from Hwy 16 junction with 20. Comment
  UCD147287  Festuca arundinacea Carol W. Witham 2003-4-26 970 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147304  Festuca bromoides Carol W. Witham 2003-4-11 937 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET240477 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCR119000  Festuca myuros var. myuros Beecher Crampton 1965-4-27 7298 b Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD147295  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81008  Ficus carica Jose-Luis Rayas; with PLB 102 students 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. In creekbed. 71 Comment
  UCD81389  Foeniculum vulgare M. Wiesendanger 1927-9-1 809 Yolo Davis. University Farm. Comment
  UCD59387  Frangula californica Ellen Dean; Kate Mawdsley 2007-6-8 3861 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 577 Comment
  CAS-BOT-BC223854  Frankenia palmeri H. Popenoe 1949-5-26 26 Yolo Banks of Pole Road Canal 3 miles northeast of Davis Comment
  UC917211  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 3 mi n Davis (toward Woodland) Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  CDA39692  Fraxinus dipetala B. Cowley Apr 1949 s.n. Yolo Cache Creek, Capay Valley. 0 Comment
  JEPS84722  Fraxinus latifolia John W. Willoughby 1976-7-29 1806 Yolo about 1.2 mi nw State Highway 128 jct w/County Road 86 (Pleasants Valley Rd) (along State Highway 128, at fishing access to Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD121624  Galium aparine Rolf Y. Berg 1964-3-14 8009 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD121727  Galium aparine Ogden C. Riddle 1942-3-30 47 Yolo 4 mi. west Recreation Beach, Putah Canyon. (note, 4 mi. west is near Wragg Canyon in Napa County off of what used to be Putah Canyon. This collector may have meant 4 mi. east, which is in Yolo County and also Putah Canyon. Record is georeferenced in Napa County.) Comment
  UCD48156  Galium aparine Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 13 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  CDA16698  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  UCD121718  Galium aparine Jack Maze 1963-3-8 1 Yolo ca. 3 1/2 miles east of Monticello Dam on State Highway 128. Comment
  UCD37789  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Yolo County, 2 miles west of Winters, Road 89. Comment
  UCD82328  Galium aparine Robin McMaster 1973-4-15 318 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD73720  Galium murale Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD21568  Galium murale Marcel Rejmanek 2003-6-5 s.n. Yolo UC Davis campus outside Storer Hall. Comment
Read comments
Aug 21 2007
  RSA590137  Galium porrigens var. tenue Michael A. Vincent, Robert Rhode 1996-3-30 7266 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  CDA42208  Galium tricornutum Wm. Comfort 1972-5-8 s.n. Yolo County Road 80, Brooks. 0 Comment
  UCD23214  Gastridium phleoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD36103  Gastridium phleoides Beecher Crampton 1952-10-27 887 Yolo 3 miles west of city of Winters, on road to Monticello. Comment
  UCD66600  Gastridium phleoides Collector Unknown 1941-10-1 Yolo Near Davis. Putah Cr. Comment
  UCD22754  Genista lydia Collector unknown 1988-2-11 s.n. Yolo Environmental Horticulture building. Comment
  UCD56719  Geranium Ellen Dean; M. Bibbo 2007-3-23 3412 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  UCD41125  Geranium dissectum N. Nicola 2002-4-5 166 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCD103327  Geranium dissectum Beecher Crampton 1970-5-13 8592 Yolo Davis. Comment
  UCD67943  Geranium molle Julie Knorr 1977-4-16 7 Yolo Hwy. 128, 6.4 mi. W. of Monticello Dam, steep north-facing slope. Comment
  UCD168417  Gilia clivorum Ellen Dean; M. Hoshovsky 2017-4-18 9326 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch northwest of ranch headquarters, top of small canyon south of Rattlesnake Rock. Area has burned three times in the past three years. 254 Comment
  SEINET12532295 Image available Gilia scopulorum A. A. Heller 1940-1 15838 Yolo Along U.S. Highway 99 N, and in adjoining fields between Zamora and Dunnigan. Upper Sonoran Life Zone. Comment
  RSA0054883  Gilia tricolor Keith E. Hoffmaster 1946-3-29 1213 Yolo Putah can. Comment
  UCD117945  Gilia tricolor A. A. Beetle 1945-2-22 4189 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCR207816  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2009-3-24 14438 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  UCD105808  Glycyrrhiza lepidota D. H. Hartmann 1941-8-10 s.n. Yolo 10 mi. N. of Woodland on #24. Comment
  UCD105810  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo Railroad right-of-way, north of Davis. Comment
  UCD35687  Glycyrrhiza lepidota Beecher Crampton 1959-4-20 5176 Yolo Yolo County; 3.5 miles west of Winters. Comment
  SEINET952159  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-1 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, Just north of Interstate-80 15 Comment
  UCD131655  Grindelia camporum G. F. Hrusa; T. D. Wilfred 1996-12-19 13594 Yolo on canal side of levee along Tule Canal approx. 1/3 mile east of Interstate 5 and 1/4 mile north of Sacramento River on south side of Yolo Bypass. 15 Comment
  UCD132484  Grindelia camporum Daryl Koutnik; John Sowell 1978-10-27 573 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCR36583  Grindelia camporum A. C. Sanders 1984-6-18 5057 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  SEINET3139961  Grindelia hirsutula M. P. Dunford 1959-9-11 529 Yolo 1/2 mi W of W end of Yolo Causeway Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UCD55499  Guillenia lasiophylla J. Shepard 2000-3-24 91 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north of residence west of archery targets. 12 Comment
  SD48363  Gutierrezia californica E. K. Balls 1957-9-9 22687 Yolo Cache Creek, 5.8 miles northwest of Rumsey on Highway 16. 149 Comment
  UCD23211  Hainardia cylindrica A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD132744  Helenium puberulum A. S. Crafts 1926-7-8 455 Yolo University Farm Campus, Davis. Comment
  CAS-BOT-BC305490  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  UCD132792  Helianthus annuus B. Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  JEPS34861  Helianthus bolanderi W. L. Jepson 1929-10-1 15346 Yolo Zamora 25 Comment
  UC1283722  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 mi ene Woodland (along County Road 20) Comment
  UCD132897  Helianthus bolanderi A. S. Crafts 1926-7-8 472 Yolo University Farm Campus, Davis. Comment
  SEINET9330527  Helianthus bolanderi Unknown 1953-9-30 1626 Yolo 1 mi N of city of Davis, along RR. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD41088  Heliotropium N. Nicola 2003-7-3 400 Yolo Sacramento Valley, Davis residence. Comment
  UC735729  Heliotropium curassavicum Charles B. Heiser Jr. 1947-6-1 1925 Yolo R.R. right-of-way Davis Comment
  UC1949223  Heliotropium curassavicum var. oculatum Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD35650  Heliotropium curassavicum var. oculatum Beecher Crampton 1959-6-11 5353 Yolo West Sacramento. Comment
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  UCD119420  Heliotropium curassavicum var. oculatum H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UC1563849  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo e. of gravel pits 1.5 mi. n. of Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505); Sacramento Valley, Cache Creek 36 Comment
  UCD161039  Heliotropium europaeum Jean Shepard 2000-8-28 337 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD119465  Heliotropium europaeum W. R. Russell 1965-6-21 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  UCD73730  Helminthotheca echioides Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC305854  Helminthotheca echioides C. R. Quick 1972-7-22 72 -19 Yolo On east bank of east levee of Merritt Islsand, at junction of road 142 Comment
  UCD20592  Hemizonia congesta subsp. luzulifolia E. Dean; with M. Bibbo 2002-7-5 1135 Yolo Just E of McLaughlin UC Reserve. N side of Davis Creek Resevoir. 457 Comment
  UCD21336  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-7-9 327 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, almost to Dept. of Defense property line, thence south along narrow track. 12 Comment
  UCD35196  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1953-9-30 1627 Yolo 1.5 miles northeast of Davis. Comment
  UCR178858  Hemizonia congesta subsp. luzulifolia Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCD35451  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1956-9-28 3874 Yolo 4 miles west of Davis. Comment
  UCR220398  Hemizonia fitchii Jean V. Shepard 2000-8-26 336 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road, south side between road and parking lot 12 Comment
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  RSA695595  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1946-4-19 1051 Yolo [Unspecified] Comment
  UCD169009  Herniaria hirsuta var. cinerea Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9312 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. On north side of undeveloped road, near stock pond, beneath Rattlesnake Rock. Area has burned three times in the last three years. 262 Comment
  CAS-BOT-BC388515  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Davis Comment
  UCD41140  Hesperolinon californicum N. Nicola 2002-5-16 219 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  UC466687  Heteromeles arbutifolia W. P. Taylor 1912-6-26 Yolo Rumsey , Cache Creek (along Cache Creek) 152 Comment
  UCD20889  Heteromeles arbutifolia N. Nicola 2001-5-30 117 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD34629  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek. Comment
  UCD115100  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD55483  Hirschfeldia incana J. Shepard 2003-6-15 608 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .1 mi. to parking lot on south side of road. 12 Comment
  UCD115143  Hirschfeldia incana N. Sokoloff 1924-6-1 35 Yolo Davis. Comment
  UCD38255  Hirschfeldia incana Beecher Crampton 1953-8-18 1597 Yolo Davis. Comment
  UCD73652  Holcus lanatus Jean Shepard 2006-6-19 793 Yolo City of Davis. 1805 Myrtle Pl. Comment
  UCD84838  Holcus lanatus A. A. Beetle 1944-5-20 1985 Yolo Davis, University of California, perennial legume garden, Agron. Fields. Comment
  UCD164516  Holocarpha virgata Craig D. Thomsen 2006-8-16 2703 Yolo Camp Haswell County Park. 304 Comment
  SEINET5728876 Image available Homalocladium platycladum Bijan Dehgan 1972-1 s.n. Yolo University of California; Davis Comment
  UCD142978  Hordeum brachyantherum Ellen Dean; C. Robbins 2013-8-28 7996 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  UCR152272  Hordeum brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 mi SE of Woodland, near ditch supplying rice field Comment
  HSC10214  Hordeum brachyantherum subsp. brachyantherum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  SBBG115384  Hordeum depressum B. Crampton 1985-4-10 9913 Yolo ca. 3.5 mi SE of Woodland Comment
  UCD21388  Hordeum depressum J. Shepard 2001-4-13 432 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards, located west of south (large) vernal pool just west of Department of Defense fence. 12 Comment
  UCD34469  Hordeum depressum Beecher Crampton 1985-4-10 9913 Yolo 3.5 miles S.E. of Woodland. Comment
  UCD37293  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo City of Davis, Southern Pacific Railroad Station. Comment
  UCD73135  Hordeum depressum Ayzik Solomeshch 2003-5-30 s.n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD80902  Hordeum depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5306 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85603  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan. Comment
  UCD85633  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCR220402  Hordeum depressum Jean V. Shepard 2001-4-13 432 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. C. 400 yards south of the large vernal pool west of Dept. of Defense fence 12 Comment
  UCD85745  Hordeum jubatum K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD85764  Hordeum jubatum R. Tofsrud 1948-9-1 s.n. Yolo Davis. Railroad Junction. Comment
  SBBG115654  Hordeum marinum subsp. gussoneanum B. Crampton 1964-4-7 6919 Yolo ca. 2 mi N of Davis, City Dump Comment
  UCD21301  Hordeum marinum subsp. gussoneanum J. Shepard 2000-5-13 242 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD21400  Hordeum marinum subsp. gussoneanum J. Shepard 2001-5-6 444 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 miles along unpaved entrance road, on the north side. Growing in the Soaring Society field. 12 Comment
  UCD36158  Hordeum marinum subsp. gussoneanum Beecher Crampton 1953-3-16 1007 Yolo 3 miles north of city of Davis, on pullout embankment at side of railroad. Comment
  UCD59326  Hordeum marinum subsp. gussoneanum Ellen Dean; Kate Mawdsley 2007-5-11 3750 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  UCD85933  Hordeum murinum C. G. Baughn 1949-5-15 42 Yolo Davis. Comment
  UCD86224  Hordeum murinum Morris Halperin 1931-3-7 s.n. Yolo Davis. Near Agronomy Bldg. Comment
  UCD86241  Hordeum murinum P. B. Kaufman 1950-3-19 12 Yolo Davis. UC Davis. Comment
  SEINET9314228  Hordeum murinum Unknown 1963-3-2 6712 Yolo UC Davis Campus Comment
  UCD58089  Hordeum murinum subsp. glaucum Ellen Dean; K. Mawdsley 2007-4-6 3628 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UCR119172  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Sacramento Valley, City of Davis 15 Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  UCD34856  Hordeum murinum subsp. leporinum Beecher Crampton 1964-4-7 6915 Yolo Davis. Southern Pacific Railroad. Comment
  UCR151941  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo Sacramento Valley, UC Davis campus, dormitory-orchard area 16 Comment
  UCD36839  Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Edge of a Milo field. Comment
  UCD86535  Hordeum vulgare Beecher Crampton 1961-6-1 5887 Yolo 3 miles S of Woodland. Comment
  UCD160541  Hornungia procumbens Ellen Dean; Craig Thomsen 2015-3-21 8595 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  UCD94039  Hunnemannia fumariifolia Shannon M. Still 2006-3-31 19 Yolo California. Yolo County: UC Davis campus on south side of Storer Hall. Comment
  UCD110321  Hypericum patulum R. Koch 1996-6-5 22 Yolo city of Davis. Along roadside on Russell Blvd. in North Davis. Comment
  UCD41110  Hypochaeris glabra N. Nicola 2002-4-22 191 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, north side of creek, off of Hwy 128. Comment
  UC691036  Incarvillea diffusa A. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD39776  Ipomoea purpurea Beecher Crampton 1976-11-12 s.n. Yolo Davis. Comment
  UCD35626  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., canyon. Comment
  UCD38282  Iva axillaris B. Crampton 1952-10-18 865 Yolo Along railroad, 1 mile east of Davis. Comment
  UCR119109  Iva axillaris Beecher Crampton 1952-10-18 865 Yolo Sacramento Valley, 1 mile east of Davis, along railroad 15 Comment
  UCD22766  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad. Comment
  CDA29797  Juglans hindsii M. K. Beyers 2009-7-18 173 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  SBBG50628  Juglans hindsii V. Rakvidhyasastra 1969-5-3 26 Yolo Putah Crk area, 3 mi from Hutchison Drive Comment
  UCD110268  Juglans hindsii G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12976 Yolo West edge of Sacramento Valley: Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay. 113 Comment
  UCD110272  Juglans hindsii G. F. Hrusa 1994-4-9 11736 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. 50 Comment
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD33884  Juglans hindsii Beecher Crampton 1974-8-23 9087 Yolo Yolo County, ca. 6 miles west of Winters (by road) along Putah Creek, public access area. Comment
  UCR106831  Juglans hindsii Laurie E. Miller 1974-4-21 130 Yolo Sacramento Valley, along Putah Creek, across from University of California, Davis Aquatic Pest Research Center Lab Comment
  CHSC93641  Juglans microcarpa Paul Kirk 2001-10-26 15 Yolo Wolfskill Orchard at the USDA-ARS National Clonal Germplasm Repository in Winters, Ca. Clone accession # DJUG 53.3 A located in orchard at block B 11 25. 35 Comment
Read comments
Jun 12 2008
  UC1543158  Juncus balticus Charlotte G. Nast 1936-4-17 133 Yolo n of Davis (Woodland highway) Comment
  SEINET8563433 Image available Juncus balticus Everett H. Everson 1951-4-19 33 Yolo Sacramento River, 9.4 miles southeast of Davis on county road 34A Comment
  CDA36930  Juncus bufonius CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET6333695  Juncus bufonius B. Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  UCD20745  Juncus patens E. Dean; with M. Bibbo 2002-7-5 1150 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD59382  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3857 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD73097  Juncus xiphioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4890 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along small tributary that feeds Bray Creek, west side of Bray Canyon. 100 Comment
  SEINET8057807 Image available Juniperus virginiana June McCaskill 1955-8-4 389 Yolo In front of Davis High School, 23 Russell Boulevard, Davis Comment
  RSA96655  Keckiella corymbosa Percy C. Everett, E. K. Balls 1954-10-19 20365 Yolo Cache Creek, 6.9 mi. n.w. of Rumsey, Hwy 16 to Madison. 152 Comment
  CDA41412  Keckiella lemmonii Sartain & Rominger s.n. Yolo Cottonwood Creek, south of Esparto. 0 Comment
  RSA537637  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of Gravel pits 1.5 mi N of Madison, ca 10 air miles W of Woodland, Sacramento Valley. 37 Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD123847  Kickxia elatine Roy Y. Berg 1964-6-29 8183 Yolo University of California at Davis, Arboretum, along Putah Creek in Redwood Area. Comment
  UCD21314  Kickxia elatine J. Shepard 2000-5-20 263 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Parking lot on north side of entrance road. 12 Comment
  SEINET10782597  Kickxia elatine Barbara J. Ertter 1988-10-21 Ertter 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca. 10 airmiles W of Woodland, Sacramento Valley; T10N R1W. 37 Comment
  UCD123841  Kickxia elatine Collector Unknown Date Unknown s.n. Yolo Campus, Davis. Comment
  UCD123883  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  RSA0054931  Kickxia spuria Keith E. Hoffmaster 1939-4-26 931 Yolo Putah can. Comment
  UCD59331  Koeleria macrantha Ellen Dean; Kate Mawdsley 2007-5-11 3755 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 589 Comment
  SEINET10760724  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 141 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10911891  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 143 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA16117  Lactuca serriola G. F. Hrusa 1999-8-28 15271 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. 0 Comment
  UCD132424  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD159453  Lactuca serriola D. S. Park 2010-8-5 208 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 14 Comment
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  UC1610642  Lamium amplexicaule Helen Kennedy 1967-4-2 1 Yolo vacant lot at corner of 7th. & D Streets Davis Comment
  SEINET7949739  Lamium amplexicaule Schank 1959-3-28 s.n. Yolo 4 miles W of Winters along an old road which branched off Hwy 128 and led into some slight foothills. 305 Comment
  UCD125089  Lamium amplexicaule P. B. Kaufman 1950-3-20 15 Yolo UC Davis campus, Davis. Comment
  UCD37526  Lamium amplexicaule Beecher Crampton 1955-3-7 2317 Yolo city of Davis, University of California Agronomy Plots. Comment
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  UC657693  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Grain Field Davis Comment
  UCD21372  Lasthenia fremontii J. Shepard 2001-3-23 412 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Growing in the more northerly of two main vernal pools along the Department of Defense property fence. 12 Comment
  UCD33931  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCD82192  Lasthenia fremontii J. Shepard 2004-4-4 661 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 10 yards west of Department of Defense fence, thence south about 500 yards to swale of large vernal pool straddling fence. 12 Comment
  CAS-BOT-BC352764  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters Comment
  UCD133701  Lasthenia fremontii Rolf Y. Berg 1963-3-30 s.n. Yolo opposite City Refuse Dump, Road 102 (Pole Line Road), around 1.1 miles north of Davis City limit. Comment
  UCD35473  Lasthenia fremontii Beecher Crampton 1957-4-23 3948 Yolo Yolo County; 3 miles northeast of Davis. Comment
  UCD144289  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164889  Lasthenia glabrata Henry House 1995-5-3 1995- 6 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD23204  Lasthenia glabrata A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UCD35753  Lasthenia glabrata Beecher Crampton 1953-3-16 1004 Yolo 1.5 miles north of Davis. Comment
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan Comment
  CAS-BOT-BC352792  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  CAS-BOT-BC352793  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  UC753973  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e Davis Comment
  UCR212349  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  RSA517748  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland highway, N of Davis. Comment
  UCD133879  Lasthenia platycarpha K. Esau 1937-5-18 s.n. Yolo highway between Davis and Woodland. Comment
  CHSC116586  Lathyrus jepsonii var. californicus B. Castro; Tom Boullion 2010-5-25 1818 Yolo Sacramento Valley. Ca 6 air mi NW of Knight's Landing, ca 300 ft E of Hwy 45 opposite the 'Rough and Ready' powerhouse, on upper terrace within levee, overlooking a riprap-lined bend in the Sacramento River (River-mile 99.5). 5 Comment
  UC1228145  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 mi n Saxon Station Comment
  UCD106250  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD106248  Lathyrus jepsonii var. californicus H. W. Comstock 1922-5-5 s.n. Yolo Winters. Comment
  UCD58051  Lathyrus vestitus var. vestitus Ellen Dean; K. Mawdsley 2007-4-6 3591 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UCD20476  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  SEINET12323493  Lavandula dentata W. R. Russell 1954-1 s.n. Yolo Davis, University of California campus, along S side of Health Center Comment
  UCD133965  Layia chrysanthemoides Carol W. Witham 2003-4-7 894 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC534529  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  RSA141290  Lemna gibba June McCaskill, Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  UCD96937  Lepechinia calycina Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7003 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Two thirds of the way up canyon. Comment
  UCD115216  Lepidium acutidens Robert E. Preston 1996-3-23 905 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD120207  Lepidium acutidens Ellen Dean 2012-4-19 7322 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD115221  Lepidium acutidens Robert E. Preston 1996-3-23 909 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD115263  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115266  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115268  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115271  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115272  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  CAS-BOT-BC88669  Lepidium coronopus Beecher Crampton 1965-6-29 7390 Yolo 5 miles east of Davis, Yolo Bypass. Comment
  UCD14897  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts; Comment
  UCD81028  Lepidium dictyotum Ellen Dean 2009-4-1 5371 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115350  Lepidium didymum I. L. Eaks 1951-5-2 41 Yolo By Botany greenhouse, University of California, Davis. Comment
  UCD80974  Lepidium draba Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5357 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  CAS-BOT-BC89246  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  UCD115368  Lepidium draba M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115371  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115372  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115448  Lepidium draba J. D. Skoss 1948-5-30 s.n. Yolo Radio Station KFBK, U.S. Highway 40. Comment
  CAS-BOT-BC89743  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  CAS-BOT-BC89744  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD13404  Lepidium latifolium K. Meares 1996-9-24 014 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 Comment
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD115711  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CAS-BOT-BC89806  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 miles northeast of Davis. Comment
  CDA33314  Lepidium latipes V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  UCD115717  Lepidium latipes K. Esau; M. Phillips 1929-4-11 1889 Yolo Davis. Comment
  UCD80971  Lepidium latipes Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5354 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225270  Lepidium latipes var. heckardii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD21377  Lepidium latipes var. latipes J. Shepard 2001-3-26 417 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Thence, south approximately 100 yards past two large vernal pools straddling fence, growing 3 yards west of fence. 12 Comment
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  UCD115811  Lepidium nitidum Robert E. Preston 1996-3-23 907 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD144775  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41299  Lepidium nitidum Ellen Dean; Jean Shepard 2003-5-18 1803 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD56767  Lepidium nitidum Ellen Dean; M. Bibbo 2007-3-23 3459 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD115812  Lepidium nitidum Robert E. Preston 1996-3-23 910 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD82187  Lepidium nitidum var. nitidum J. Shepard 2004-3-7 629 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  CDA34526  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1612 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD115755  Lepidium oblongum Beecher Crampton 1977-5-31 9498 Yolo Davis, at the Davis Senior High School. Comment
  UCD81059  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD37390  Lepidium pinnatifidum Beecher Crampton 1960-5-9 5507 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  CAS-BOT-BC12895  Lepidium strictum Clarence R. Quick 1969-5-27 69 -10 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  UCR151947  Leptochloa fascicularis Beecher Crampton 1955-8-23 3138 Yolo 3 mi N of the city of Davis Comment
  CDA32446  Leptochloa fascicularis Mr. Hardy, Yolo County Agricultural Commissoner 1960-7-26 4745 Yolo near Woodland 0 Comment
  SACT001397  Leptochloa fascicularis John Willoughby 1976-7-29 Yolo Along road. Comment
  CAS-BOT-BC274010  Leptochloa fusca subsp. fascicularis John Thomas Howell; Gordon H. True 1969-6-23 45798 Yolo Along highway 2 miles west of Knights Landing 15 Comment
  CHSC106695  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 36 Comment
  UCD36109  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 899 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  SEINET10589096  Leptochloa fusca subsp. fusca Lewis S. Rose 1969-6-23 Rose 69041 Yolo 2 mi SW of Knights Landing. Open fields. 15 Comment
  UCD62857  Leptosiphon androsaceus Tavis Forrester; Plant Biology 102 students 2008-4-6 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD73092  Leptosiphon bicolor Ellen Dean; Plant Biology 102 students 2008-4-6 4715 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  UCD73667  Leptosiphon bicolor Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD20546  Leptospermum rotundifolium A. T. Leiser 1981-5-4 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, can yard. Comment
  SEINET9320680  Lessingia virgata Unknown 1972-6-20 8816 Yolo Ca 3 mi SW of Brown's Valley, rolling, non-wooded plains, gravelly soil, common. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  CHSC83164  Leucophyllum frutescens Beecher Crampton 1987-9-23 Yolo UC Davis Arboretum, SE of sewage treatment center. Comment
  UCD21344  Leymus condensatus J. Shepard 2000-10-8 344 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.7 mi. south on Mace Blvd. (County Road 104), thence east approximately 100 yards to row of Quercus lobata seedlings/saplings. 12 Comment
  CAS-BOT-BC283502  Leymus triticoides Clarence R. Quick 1972-7-24 72 -7 Yolo Road 141 and main drainage canal of Merritt Island, about 20 miles SSW of Sacramento, SE corner of county Comment
  CAS-BOT-BC283675  Leymus triticoides Clarence R. Quick 1969-6-4 69 -13 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  UCD141592  Leymus triticoides Ellen Dean 2013-5-15 7763 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD144315  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD86632  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD116511  Limnanthes douglasii subsp. nivea K. Esau 1932-3-26 s.n. Yolo Putah Canyon. Comment
  SEINET8190533 Image available Liriodendron tulipifera June McCaskill 1954-5-4 289 Yolo Along north side of Temporary Building 1 at southeast end of Administration Building, University of California, Davis Comment
  UCD58025  Lithophragma affine Ellen Dean; K. Mawdsley 2007-4-6 3564 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD58061  Lithophragma affine Ellen Dean; K. Mawdsley 2007-4-6 3601 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD21570  Lithophragma bolanderi Dyanne Johnson 2003-3-25 s.n. Yolo N. end of Capay Valley, Rumsey Canyon, about one mile N. of town of Rumsey, West side of Hwy 16, 15 miles S. of Hwy 20. Comment
  UCD168434  Lithophragma heterophyllum Ellen Dean 2017-3-15 9256 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD36219  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UC1254518  Lolium A. A. Beetle May 1945 Yolo Davis Comment
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  UCD66007  Lolium multiflorum Jean Dougherty 1986-5-17 86 -20 Yolo 2.1 miles northwest of Russell Blvd. Comment
  UCD66063  Lolium multiflorum Beecher Crampton 1961-6-1 5883 Yolo 3 miles S of Woodland. Comment
  UCD66195  Lolium multiflorum Joy Woo 1989-5-16 12 Yolo Davis. Along railroad tracks on H. St. Comment
  SACT001434  Lolium multiflorum 1925-5-11 Yolo No collector/dterminer listed. Comment
  UCD20613  Lolium perenne E. Dean; with M. Bibbo 2002-7-5 1160 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD66620  Lolium temulentum J. D. Skoss 1947-5-10 s.n. Yolo Putah Canyon. Comment
  UCD66654  Lolium temulentum Ogden C. Riddle 1942-4-9 63 Yolo 4 1/2 mi. south and 5 mi. east of Madison on road 97. Comment
  UCD66630  Lolium temulentum Beecher Crampton 1957-4-8 3921 Yolo County Road 87, 2 miles west of Winters. Comment
  UC630442  Lomatium californicum Annetta Carter 1938-5-7 1360 Yolo 3.6 mi. n. Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek canyon 152 Comment
  RSA0051241  Lomatium californicum Keith E. Hoffmaster 1946-4-13 1184 Yolo Putah can. Comment
  SEINET215150  Lomatium californicum L. L. Creasy, MT Creasy 1962-3-17 10 Yolo Along Putah Creek; State highway 128 6 miles west of Winters Comment
  SEINET215151  Lomatium californicum L. L. Creasy, MT Creasy 1962-4-28 31 Yolo Along Putah Creek; State highway 128 6 miles west of Winters Comment
  UCD161147  Lomatium dasycarpum subsp. dasycarpum Craig Thomsen 2006-6-8 2674 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UC337576  Lomatium dasycarpum subsp. tomentosum unknown 1891-5-28 Yolo Capay Valley Comment
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  UCD160093  Lomatium utriculatum Lauren Bradt 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD56743  Lomatium utriculatum Ellen Dean; M. Bibbo 2007-3-23 3435 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCR206544  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2009-3-17 14407 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD127722  Lomatium utriculatum James Arthur 1966-2-5 15 Yolo 3/4 mile east of Monticello Dam, State Highway 128. Comment
  UCD127809  Lomatium utriculatum Kay Ryugo 1952-4-12 1020 Yolo 3 miles west of Winters. Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  CDA43465  Lonicera japonica Kevin Matryn 2015-9-28 PDR# 570 P06364034 Yolo Davis; West Pond, near Covell Blvd. 0 Comment
  CAS-BOT-BC198621  Lotus Alice Eastwood 1927-3-28 14226 Yolo Near Winters. Comment
  UCD20856  Lotus corniculatus N. Nicola 2001-5-2 073 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  RSA18320  Lotus grandiflorus var. grandiflorus C. F. Baker 1903-5-8 29938 Yolo Summit of Yolo mountains. Comment
  SEINET5736946 Image available Lotus scoparius Mary N. Artist 1965-1 13 Yolo 50 yards E from Recreation Beach Store and Motel, State Hwy 128. 137 Comment
  CDA16697  Lotus wrangelianus G. F. Hrusa 1998-3-21 14158 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  SD257316  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. (Davis 7.5'Q) 13 Comment
  UCD66037  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 32 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCD66038  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 33 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  CDA37730  Ludwigia hexapetala R. Breckenridge/K. Filippini 2009-8-15 s.n. Yolo Cache Creek. 0 Comment
  UCD66059  Ludwigia peploides subsp. montevidensis B. J. Grewell 2005-8-23 05- 15 -LU Yolo Putah Creek at upstream of Los Rios Ranch seasonal crossing, Rd 105 and Rd 35. 7 Comment
  UCD75889  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-9 07- 108 -LU Yolo Putah Creek at UC Davis Putah Creek Riparian Reserve upstream (west) of USDA-ARS Aquatic Weed Laboratory and south of Levee Road. 12 Comment
  CDA6776  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735367  Lupinus Keith E. Hoffmaster 1939-4-26 944 Yolo Putah Canyon. Comment
  RSA735205  Lupinus Keith E. Hoffmaster 1939-4-15 921 Yolo Davis, 1 mi. north. Comment
  UCD107330  Lupinus bicolor M. I Wibawa 1996-4-13 3 Yolo along Hwy 128, 1 mi W of Railroad Ave. 17 Comment
  UCD144797  Lupinus bicolor Carol W. Witham 2003-4-7 873 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20800  Lupinus bicolor N. Nicola; C. Kremen 2001-3-16 16 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD21382  Lupinus bicolor J. Shepard 2001-3-26 424 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Along southern boundary of County Road 36, almost 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD22967  Lupinus bicolor J. Shepard 2002-3-16 496 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park, about 50 yd. north of County Road 36 and 300 yd. west of the DOD fence forming the eastern boundary of the park. 12 Comment
  UCD23475  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1. Comment
  UCD73603  Lupinus bicolor Ellen Dean; Elizabeth Goebel 2008-4-7 4733 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD84344  Lupinus bicolor Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  SEINET10484972  Lupinus bicolor var. umbellatus Guerrero 1961-4-15 GUERRERO 32 Yolo Annual herbs with dark blue flowers, banner spotted white; mountain slope near Cache creek, state hwy 16, 12 mi. Sw of esparto, yolo co, calif. Comment
  HSC81484  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5097 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  RSA10433  Lupinus densiflorus var. aureus Carl B. Wolf 1928-5-8 2135 Yolo Sacramento Valley, 7 # miles north of Zamora. Comment
  RSA520691  Lupinus densiflorus var. densiflorus Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD107763  Lupinus formosus P. B. Kennedy 1916-7-23 19 Yolo Knights Landing. Comment
  RSA232966  Lupinus luteolus D. A. Young 1969-5-4 333 Yolo 1.5 mile west of Brooks, along Hwy 16 roadside, Foothill Wd. 244 Comment
  JEPS84545  Lupinus microcarpus var. densiflorus John W. Willoughby 1976-3-21 1226 Yolo along State Highway 128 between Monticello Dam and junction with County Road 86 (Pleasants Valley road) side of road next to Putah Creek (Solano Lake) (Solano Lake); n end range Vaca Mountains, next to Putah Creek 73 Comment
  UCD108748  Lupinus microcarpus var. densiflorus M. Ramos 1996-4-10 2 Yolo found along side of Road 128, 8 mi west of Winters. 137 Comment
  UCR206281  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  CAS-BOT-BC8264  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  UC726674  Lupinus microcarpus var. microcarpus A. A. Heller 1920-4-25 13377 Yolo Yolo Causeway Comment
  UCD108887  Lupinus microcarpus var. microcarpus J. Skoss 1948-6-5 13 Yolo railroad embankment, 2 miles northeast of Davis. Comment
  UCD108966  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD109268  Lupinus nanus Cay Collette 1975-5-17 14 Yolo Knight's Landing Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD35837  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo 3.5 miles west of Winters, along State Hwy. 128. Comment
  SEINET10484051  Lupinus nanus subsp. nanus Elmstrom 1965-3-27 ELMSTROM 10 Yolo Annual herbs with grasses and low shrubs along roadside, at crest of low hills. State hwy 128, 1.3 mi e of monticello dam. 244 Comment
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 Comment
  UCR119104  Lupinus subvexus Beecher Crampton 1955-4-14 2477 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  CDA12062  Lupinus succulentus G. F. Hrusa, J. Messina 1989-3-3 5869 Yolo North Coast Biodiversity Arena; Hwy 128 along Putah Creek below Lake Berryessa. Comment
  SEINET3828331  Lupinus succulentus George K. Helmcamp, E. A. Helmkamp 2012-1 18770 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCD109608  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD82172  Lupinus succulentus J. Shepard 2001-3-26 428 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  CDA29234  Lycianthes ciliolata D. G. Kelch 2005-9-21 6 .482 Yolo U.C. Davis Conservatory. Comment
  UCD126606  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  UCD35253  Lycium barbarum Beecher Crampton 1954-9-14 2270 Yolo east Davis. Comment
  SEINET10637648  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 118 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780228  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 83 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780230  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 116 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780232  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 133 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA9375  Lycopus americanus G. F. Hrusa, J. Wheeler 2011-8-19 18442 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 7 Comment
  UC1619947  Lythrum californicum Barbara Ertter 1988-10-21 7991 Yolo ca. 10 airmiles w. Woodland (Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits 1.5 mi. n. of Madison); Sacramento Valley, Cache Creek 36 Comment
  CDA19170  Lythrum californicum Carri Benefield 2000-7-12 s.n. Yolo Sacramento Valley; Cache Creek off of Rumsey Bridge. 0 Comment
  SEINET2441871  Lythrum californicum Barbara Ertter 1988-10-21 7991 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley; T10N R1W, ca 120'. Comment
  UCD160098  Lythrum hyssopifolia Emily Howard 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD63355  Lythrum hyssopifolia Daniel Sanchez-Mata 2006-6-15 s.n. Yolo Winters-Moskowite Corners. Putah Creek Public Fishing Area. 70 Comment
  UCR129825  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3716 Yolo Sacramento Valley, Yolo Bypass 5 Comment
  UCR225220  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UC638791  Madia elegans Ethel Crum 1938-5-7 1980 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  UC185752  Malacothamnus fremontii T. S. Brandegee 1899-10-20 Yolo Yolo Comment
  UC630437  Malacothrix floccifera Ethel Crum and Annetta Carter 1938-5-7 1365 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 213 Comment
  UCD169004  Malacothrix floccifera Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9305 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  RSA518809  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD18358  Mallotus japonicus Duane Gooden 1997-1 s.n. Yolo city of Davis, UC Davis campus. Comment
  UCR220407  Malva nicaeensis Jean V. Shepard 2000-4-9 111 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road 12 Comment
  CDA5041  Malva nicaeensis Goodwin 1933-6-17 Yolo 0 Comment
  CDA5042  Malva nicaeensis Goodwin, Margaret Bellue 1933-6-7 Yolo 0 Comment
  SEINET5729251 Image available Malva nicaeensis William Schlack 1975-1 9 Yolo Road 102, 5 miles north of Covell Boulevard. 12 Comment
  SEINET5729252 Image available Malva nicaeensis Vijai Rakvidhyasastra 1969-1 3 Yolo Putah Creek, near University of California campus, Davis.; Davis 15 Comment
  UCD116547  Malva nicaeensis David Barnett 1982-5-4 37 Yolo Davis, near intersection of Russell and Lake Blvds. 15 Comment
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  UCD41164  Malva parviflora N. Nicola 2002-4-4 159 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay, Barsotti farm. Comment
  UCD116678  Malva sylvestris Mrs. Nora Cruse 1938-5-26 s.n. Yolo 412 Lincoln Ave., Woodland. Comment
  UCD116714  Malvella leprosa A. S. Crafts 1926-7-8 440 Yolo University Farm Campus, Davis. Comment
  UCD116710  Malvella leprosa Collector unknown Date unknown 403 Yolo Davis. Comment
  UCD20685  Malvella leprosa Laura F. Galloway 1988-5-18 18 Yolo Yolo County, Davis, 'G' and Sweet Briar Sts., empty urban lot. 13 Comment
Read comments
Jan 22 2008
  JEPS84709  Marah fabacea John W. Willoughby 1977-3-16 1918 Yolo just w of junction State Highway 128 and Pleasants Valley Road (County Road 86); Vaca Mountains, Putah Creek 48 Comment
  UCD21387  Marah fabacea J. Shepard 2001-4-13 430 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road 50 feet. Then south about 150 feet into archery ranges. 12 Comment
  SEINET4584953 Image available Marah fabacea Edwin A. Crosby 1952-4-11 8 Yolo Uld picnic ground, University of California, Davis Comment
  UCD107665  Marah fabacea Janey Veneman 1974-4-22 38 Yolo Under Rd. 98 bridge along Putah Creek. 15 Comment
  SEINET5729440 Image available Marah watsonii Bob Threlkel 1964-1 1 Yolo In oak woodland in foothills, Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey.; Rumsey 152 Comment
  SFV3176  Marrubium vulgare E. B. Risley 1961-4-9 162 Yolo North Coast Ranges Vaca Mountains. Putah Creek below Monticello Dam, west of Winters. 65 Comment
  UCD13310  Marrubium vulgare Bill Chally 1989-6-2 19 Yolo Yolo CO. T8N R2W, Sec. 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  CAS-BOT-BC67840  Marsilea vestita Roxana Stinchfield 1916-7-1 360 Yolo Tule at mouth of Buckeye Comment
  UCD136572  Marsilea vestita subsp. vestita C. B. Heiser Jr. 1947-5-3 1908 c Yolo Under Yolo Causeway. Highway 99W. Comment
  UC735733  Matricaria discoidea Walter Russell 1957-4-5 63 Yolo Univ. Farm Davis Comment
  UCD21218  Matricaria discoidea J. Shepard 2000-3-18 85 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  CAS-BOT-BC348256  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  SEINET11601833 Image available Matricaria discoidea Schank 1959-3-28 s.n. Yolo Adj. to Hw. 128 on the way toward Winters, about 3 mi E 30 Comment
  UCD134459  Matricaria discoidea Goodwin-Bellue 1932-4-22 s.n. Yolo Davis. Comment
  UCD134614  Matricaria discoidea M. R. Wanzer 1948-4-29 10 Yolo University of California campus, Davis. Comment
  UCD170106  Matricaria discoidea M. K. Bellue; Goodwin 1932-4-22 s.n. Yolo Davis. Comment
  UCD38684  Matricaria occidentalis Beecher Crampton 1957-5-13 4002 Yolo 3.5 miles northeast of Davis. Comment
  UCD35372  Medicago Beecher Crampton 1956-4-9 3244 Yolo Yolo County; 1.5 miles north of Davis. Comment
  UCD170936  Medicago lupulina Jean Shepard 2018-6-7 917 Yolo City of Davis. Along south side of Fifth St., east of Cantrill Dr., at bus stop. 13 Comment
  UCD149326  Medicago polymorpha Collector Unknown 1925-3-7 s.n. Yolo City of Davis. 15 Comment
  UCD48031  Medicago polymorpha Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 9 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring are to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 487 Comment
  UCR237583  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-3-9 18610 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD18494  Medicago sativa C. P. Pease 1995-6-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCR118882  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Sacramento Valley, Road 29 west of Hwy 113. 15 Comment
  OBI54920  Medicago sativa Kathleen Faustini 1980-4-21 12 Yolo Rte E6 near Rd 32 Comment
  UCD56757  Melica californica Ellen Dean; M. Bibbo 2007-3-23 3449 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD86938  Melica californica Beecher Crampton 1972-4-3 8780 Yolo Yolo County, 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis) Comment
  UCD87248  Melica californica Roger Zwanziger 1950-5-10 s.n. Yolo 2.5 miles W of Winters. Davis Winters Easter, Sunrise service area. Comment
  UCD73266  Melica torreyana Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4840 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD84334  Melilotus indicus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR206295  Melilotus indicus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14733 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  UCD36492  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo Yolo County, 2 miles west of Madison. Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  UCD39747  Mentha pulegium Beecher Crampton 1976-7-6 s.n. Yolo Davis. Comment
  CDA5704  Mentha spicata T. C. Fuller 1965-7-23 13850 Yolo West of Highway 16 to Woodland, south edge of Guinda. 0 Comment
  UCD15905  Mentha spicata Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  UCSB32174  Mentzelia laevicaulis Bingham, R. F. (Mrs.) 1889-1 Yolo Donsville Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  SEINET6645722  Mesembryanthemum roseum J. J. Dunning 1958-4-7 s.n. Yolo City of Woodland, #2 Cross St., in yard at Simpson Residence Comment
  SEINET202284  Micropus californicus var. californicus J. Maze 1963-4-27 17 Yolo .75 mi E of Recreation Beach State Hwy 128 Comment
  UCD23201  Microseris douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD63227  Microseris douglasii Ellen Dean; K. Mawdsley 2008-4-16 4804 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD80928  Microseris douglasii Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5331 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD160198  Microseris douglasii subsp. douglasii Taylor Blevins 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 179 Comment
  UCD169000  Microsteris gracilis Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9301 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek, west of town of Winters. Area burned three times in the past three years. Central part of Bobcat Ranch west of headquarters along undeveloped road. 177 Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD15591  Mimulus aurantiacus Elmo Agatep; with David Gutierrez 1995-5-20 2 Yolo Route 128, next to Putah Creek. Comment
  UCD70204  Mimulus aurantiacus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  UCD122286  Mimulus aurantiacus var. aurantiacus Jack Maze 1963-4-17 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach. Comment
  RSA96672  Mimulus aurantiacus var. aurantiacus Percy C. Everett, E. K. Balls 1954-10-19 20368 Yolo Rumsey to Knoxville, 1.6 mi. s.w. of jct. of Hwy 20 610 Comment
  JEPS10556  Mimulus bolanderi R. F. Hoover 1938-4-23 3197 Yolo hills n Rumsey (grade on Rumsey-Arbuckle rd) Comment
  UCD41016  Mimulus guttatus Carol W. Witham 2003-4-11 947 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA0054844  Mimulus guttatus subsp. arvensis Keith E. Hoffmaster 1946-4-13 1247 Yolo Putah can. Comment
  UCD122713  Mimulus microphyllus M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  UCD122633  Mimulus microphyllus Collector Unknown 1925-5-22 1934 Yolo Putah Creek, Campus. Comment
  UCD21306  Mimulus tricolor J. Shepard 2000-5-13 248 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park inside disked area. 12 Comment
  SEINET8335057  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  UCD122950  Mimulus tricolor Beecher Crampton 1978-5-8 9583 Yolo 1/4 mi S. of Saxon Station. Comment
  UCD36180  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  UCD20578  Monardella villosa E. Dean; with M. Bibbo 2002-7-5 1121 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 548 Comment
  UCD59355  Monardella villosa Ellen Dean; Kate Mawdsley 2007-5-11 3779 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CHSC100184  Monardella villosa subsp. villosa John Dittes 2007-5-20 1452 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam, ca., 1.2 air mile west of Stove Spring. 537 Comment
  UCD168442  Monolopia major Ellen Dean 2017-3-15 9264 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek, upslope of road in oak woodland, lower on slope. 88 Comment
  CDA16253  Morus alba G. F. Hrusa 1997-10-13 14123 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). Mostly along railroad tracks parallel to river on N side. 0 Comment
  UCD146948  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  UCD80824  Myosurus minimus Ellen Dean 2009-3-22 5282 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  CAS-BOT-BC174640  Myosurus minimus var. filiformis Beecher Crampton 1998-5-18 10362 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  RSA10403  Myosurus sessilis Carl B. Wolf 1928-5-8 2150 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  RSA82769  Myosurus sessilis K. J. Tucker, J. M. Tucker 1950-3-26 s.n. Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  UCD96292  Myosurus sessilis J. M. Tucker; K. J. Tucker 1950-3-26 1926 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  SBBG29008  Nassella cernua B. Crampton 1967-5-11 7923 Yolo 5 mi W of Winters; St Hwy 128 Comment
  UCD33222  Nassella cernua Beecher Crampton 1967-5-11 7923 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD35570  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo 1/2 mile north of Guinda. Capay Valley. Comment
  UCD164513  Nassella lepida Craig Thomsen 2006-5-27 2696 Yolo Camp Haswell County Park, west of Hwy 16. 137 Comment
  UCD73675  Nassella lepida Ayzik Solomeshch 2004-5-5 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD37516  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo Yolo County, 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD87499  Nassella pulchra Beecher Crampton 1970-4-13 8555 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD87650  Nassella pulchra Jack Maze 1963-3-8 49 Yolo Ca. 2 miles E of Monticello Dam on State Highway 128. Comment
  CAS-BOT-BC230271  Navarretia cotulifolia B. Crampton 1956-4-26 3312 Yolo Along County Road 103, ca. 7 miles NE of Davis Comment
  CHSC79335  Navarretia leucocephala Beecher Crampton 1956-7-13 3707 Yolo Yolo Bypass. Comment
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UCR119143  Navarretia leucocephala Beecher Crampton 1963-4-27 1138 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  UCR212353  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CDA40128  Navarretia leucocephala G. D. Barbe 1984-5-7 4158 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  UCD35336  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo Yolo County; 7.5 miles west of Davis. Moon Ranch. Comment
  UCD48544  Navarretia leucocephala subsp. leucocephala H. A. Borthwick 1925-3-21 1884 Yolo Causeway. Comment
  UCD32596  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-6-14 1953 Yolo Yolo County, 9 miles east of Woodland, bottomlands of Yolo bypass. Comment
  UCD36213  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-21 1120 Yolo Yolo County, 3 miles north of city of Winters, between highway and railroad. Comment
  UCD48541  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 miles west of Davis Moon Ranch. Comment
  CHSC99885  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo West of Winters. Foothill slopes. Comment
  UCD59311  Navarretia pubescens Ellen Dean; Kate Mawdsley 2007-5-11 3735 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD73705  Navarretia pubescens Ayzik Solomeshch 2004-6-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD48619  Navarretia pubescens Beecher Crampton 1954-6-11 1951 Yolo 3 miles west of Rescue foothills flat. Comment
  UCR148080  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UCD48705  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  UC606892  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains); Inner North Coast Ranges, Vaca Mountains, abv Putah Creek 304 Comment
  UCD48044  Nemophila heterophylla A. Laffin; S. Holck, A. Randall 2002-4-13 13 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 22 yds. From the N side of the road. 488 Comment
  SEINET4080396  Neostapfia colusana L. M. Boykin, P. M. Hall 2001-1 Yolo Comment
  UCD22845  Nephrolepis exaltata Bijou Dehgan 1971-4-10 s.n. Yolo In Mrs. Hendrickson's garden on Anderson Road. Comment
  UCD160960  Nicotiana acuminata var. multiflora Jean Shepard 2001-6-16 468 Yolo City of Davis, East Fifth St., about .1 mi W of Cantrill Dr. Comment
  POM181662  Nicotiana glauca L. F. Robbins 1927-6-5 s.n. Yolo Near Winters. Comment
  UCD126653  Nicotiana glauca C. B. Heiser Jr. 1946-9-18 1863 Yolo near Davis. Comment
  UCD126669  Nicotiana glauca M. Ramos 1996-5-7 12 Yolo three miles west of Winters on Highway 128, near Putah Creek. 137 Comment
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  SEINET12856157  Nicotiana quadrivalvis J. D. Skoss 1948-1 16 Yolo along Putah Creek bed, UC Davis campus Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD41151  Nigella damascena K. Arhangelsky 2002-5-9 207 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD137737  Nuphar polysepala N. Tobin 1929-5-1 1923 Yolo Woodland. Comment
  UCD122094  Olea europaea Don K. Sexton 1956-3-2 149 Yolo Behind Dairy Industry Bldg., north side of Hutchinson Drive, U.C. campus, Davis. Comment
  CDA19185  Onopordum acanthium J. Young 2001-5-24 PDR 050651 Yolo Sacramento Valley; near junction of County Rd 8 and Interstate Hwy 5, S-bound, Dunnigan 0 Comment
  UCD168067  Orobanche ramosa Gene Miyao 2017-6-28 s.n. Yolo North of Woodland, between County Road 102 and State Route 113, in the vicinity of County Road 18 C, near the former Spreckels Sugar location. 16 Comment
  UCD162950  Orobanche uniflora Craig Thomsen 2006-5-27 2676 Yolo Ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  SEINET240091  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD111010  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  JEPS37611  Packera eurycephala W. L. Jepson 1924-5-8 10409 Yolo Devils Gate Putah Pass Comment
  UCD20514  Packera greenei E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1086 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  CAS-BOT-BC227240  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  CAS-BOT-BC242650  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo City of Davis, waste lot Comment
  UCD149376  Panicum capillare Yolo County 4H Club 1932-10-1 s.n. Yolo City of Dunnigan. 184 Comment
  UCD36084  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD89380  Panicum capillare A. A. Beetle 1946-7-13 4692 Yolo Putah Canyon. Comment
  UCD89536  Panicum capillare R. Raynor 1939-9-27 s.n. Yolo Davis. Comment
  UCD57352  Panicum capillare subsp. hillmanii J. Shepard 1999-8-10 17 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD38015  Panicum capillare subsp. hillmanii Beecher Crampton 1962-9-11 6666 Yolo Yolo County, 2 miles west of city of Winters. Comment
  UCD89572  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-10 7201 Yolo 3 miles N.W. of Davis, jct. of County roads 99 and 29. Comment
  UCD89793  Panicum capillare subsp. hillmanii Beecher Crampton 1969-9-8 8511 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River. State Highway 16. Comment
  SEINET249959 Image available Panicum capillare var. occidentale Beecher Crampton 1954-9-9 2265 Yolo 5 miles west of Davis, roadside, in adjacent irrigated pasture. Comment
  UCD38010  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  UCR152421  Panicum hillmanii Beecher Crampton 1968-5-31 8290 Yolo UC Davis arboretum 15 Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD62951  Parapholis incurva Joe DiTomaso 2008-5-5 s. n. Yolo Woodland, 1 mile south of I-5 on Rd. 102, 2000 Hamton Place. Comment
  UCD88640  Parapholis incurva Beecher Crampton 1972-5-21 8966 Yolo 3 miles s.e. Woodland (in direct line) County Roads 25 X 103. Comment
  SEINET11124400 Image available Parkinsonia aculeata June McCaskill, Katherine Onaga 1962-7-2 654 Yolo 1001 D Street, Davis, Yolo County Comment
  RSA273245  Parthenocissus vitacea Glenn A. Gorelick 1965-9-30 s.n. Yolo Davis. Comment
  CAS-BOT-BC259645  Paspalum dilatatum Clarence R. Quick 1968-8-25 68 -08 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  CAS-BOT-BC259750  Paspalum distichum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UC1949273  Paspalum distichum Barbara Ertter 1988-10-21 7996 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland Sacramento Vally Comment
  SEINET242431 Image available Paspalum molle Beecher Crampton 1978-11-4 sn Yolo UC Davis Campus, Agronomy experimental area, grown from seed from Brazil (#203882) Comment
  UCD39946  Paspalum umbrosum Beecher Crampton 1978-11-4 ? Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed obtained from Brazil (Plant Introduction # 203882). Comment
  HSC47946  Paspalum urvillei Michael A. Watkins 1978-6-11 22 Yolo Hwy. 20, 1 mi. S of Brooks. Comment
  UCD160611  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD160612  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD123335  Pedicularis densiflora T. E. Weier 1942-2-15 s.n. Yolo Putah Canyon. Comment
  UCD137573  Pellaea andromedifolia A. A. Beetle 1945-1-20 3075 Yolo West of Winters in Putah canyon. Comment
  UCD56739  Pellaea andromedifolia Ellen Dean; M. Bibbo 2007-3-23 3431 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD62795  Pellaea andromedifolia Susan Zhang; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UC1927083  Pellaea andromedifolia Layne Huiet 2006-5-20 122 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  UCD162954  Pellaea mucronata Craig Thomsen 2006-6-13 2672 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  CDA31439  Penstemon centranthifolius Robin Breckenridge 2009-8-15 PDR# 1313584 Yolo Guinda: at Thompkin s Ranch, in rangeland. 0 Comment
  UCD124240  Penstemon heterophyllus var. purdyi L. P. Thibault 1995-5-19 37 Yolo northside of Highway 128 north of Lake Solano, approximately 2-3 miles east of Monticello Dam. 125 Comment
  UCD54309  Perideridia kelloggii E. Dean; with M. Bibbo 2002-7-5 1111 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 701 Comment
  UCD99368  Persicaria amphibia P. B. Kennedy 1916-7-23 s.n. Yolo Knights Landing. Comment
  UCD99578  Persicaria maculosa Daryl Koutnik; John Sowell 1978-10-27 580 Yolo One mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD41072  Persicaria maculosa Carol W. Witham 2003-8-8 1003 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD141691  Persicaria punctata Ellen Dean; M. Taylor 2013-6-20 7803 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD38746  Persicaria punctata Beecher Crampton 1957-9-16 4610 Yolo 7 miles northwest of Davis, along County Road 27. Comment
  UCD98393  Petrorhagia dubia Michael A. Vincent; Ethan H. Freid 1998-4-7 8156 Yolo above St. Rt. 128, 4 road miles west of winters. Comment
  UCD126730  Petunia parviflora R. N. Raynor 1937-9-14 s.n. Yolo Davis-campus. Comment
  UCD120333  Phacelia ciliata Collector unknown 1925-3-21 1791 Yolo Causeway. Comment
  UCD20840  Phacelia imbricata N. Nicola 2001-4-5 56 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD120583  Phacelia imbricata Beecher Crampton 1982-3-22 9820 Yolo Yolo County, 4 miles west of Winters on Hwy. 128. Comment
  UCD120599  Phacelia imbricata Ogden C. Riddle 1942-3-29 25 Yolo Putah Canyon. Comment
  RSA428027  Phacelia imbricata subsp. imbricata Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles north of Rumsey on Highway 16. Comment
  UCD120673  Phacelia tanacetifolia Joseph M. DiTomaso 1976-4-9 394 Yolo Below Monticello Dam at Lake Berryessa, dry slopes above Putah Creek. 91 Comment
  UCD33194  Phacelia tanacetifolia Beecher Crampton 1967-5-8 7879 Yolo UC Davis agronomy field. Comment
  UCD88027  Phalaris aquatica Beecher Crampton 1963-5-21 s.n. Yolo UC Davis. Agronomy Experimental Areas. Foundation Seed Field. Comment
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  UCD88037  Phalaris aquatica Beecher Crampton 1971-5-6 8710 Yolo Davis. Russell Blvd. and State Hwy 113 NW sector. Site of old Davis Y Ranch Restaurant. Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD88340  Phalaris brachystachys Beecher Crampton 1965-8-18 7487 Yolo 3 miles W of Knight's Landing. Comment
  UCD88780  Phalaris canariensis Herms 1950-6-1 s.n. Yolo Woodland. Comment
  UCR152066  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 Comment
  RSA696981  Phalaris lemmonii Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  UCD35965  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 1.5 miles NE of Davis. Comment
  UCD84316  Phalaris lemmonii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD88868  Phalaris lemmonii Collector Unknown 1942-5-1 s.n. Yolo Yolo Basin. W end of causeway. Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. Comment
  UCD89183  Phalaris lemmonii P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCR148791  Phalaris lemmonii Beecher Crampton 1953-3-31 1050 Yolo 6 mi N of city of Winters, along railroad tracks at Arroz railroad siding Comment
  CAS-BOT-BC250677  Phalaris minor Peter H. Raven 1955-4-16 8273 Yolo Fields about Davis Comment
  CAS-BOT-BC250680  Phalaris minor W. L. Jepson 1911-5-1 4248 Yolo Vacaville 53 Comment
  CAS-BOT-BC265943  Phalaris minor W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis Comment
  RSA696378  Phalaris minor Keith E. Hoffmaster 1946-4-19 1074 Yolo 3-4 miles NE of Davis Comment
  UCD21296  Phalaris minor J. Shepard 2000-5-8 236 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park, and south along fenceline (ca. 200 yards). In an adjacent field. 12 Comment
  UCD89044  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89046  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89055  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  SACT001719  Phalaris minor 1925-5-9 Yolo No collector/determiner listed Comment
  UCD21222  Phalaris paradoxa J. Shepard 2000-3-24 92 Yolo Yolo County Grasslands Park: E of Davis, from intersection of I-80 and Mace Blvd., 3 miles S on Mace Blvd. (County Road 104). NW corner of park boundary, at SE corner of intersection of County Roads 104 and 35. 12 Comment
  UC908773  Phlox gracilis R. F. Hoover 1938-2-22 2766 Yolo Putah Creek canyon Putah Creek Comment
  UCD56693  Phoradendron leucarpum subsp. tomentosum Ellen Dean 2006-10-27 3302 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. 640 Comment
  UCD102190  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek in UC Putah Creek Reserve approx. 1 m W of University airport. 75 Comment
  UC1073282  Phoradendron villosum George B. Rossbach 1955-4-7 229 Yolo U.C. Davis s. Yolo Co., U.C. Davis Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD89825  Phragmites australis H. B. Currier 1940-8-25 s.n. Yolo Yolo Causeway. Comment
  RSA0115714  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD160089  Phyla nodiflora Mayra Huerta 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 160 Comment
  UCD41050  Phyla nodiflora Carol W. Witham 2003-8-8 981 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR212344  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  CHSC117306  Phyla nodiflora var. nodiflora B. Castro; Tom Boullion 2009-5-22 1783 Yolo Levee Repair Site Revegetation Monitoring: RM 85.6R.Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD126739  Physalis acutifolia J. M. Tucker 1962-8-1 3639 Yolo 1101 Ovejas Avenue, Davis. Comment
  UCD36455  Physalis lancifolia Beecher Crampton 1953-9-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD126783  Physalis philadelphica Donald Penner 1964-7-24 s.n. Yolo on northeast corner of 7th and F streets, Davis. Comment
  CDA16259  Phytolacca americana G. F. Hrusa 1997-10-13 14118 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  UCD34555  Picris echioides Beecher Crampton 1985-7-12 10000 Yolo Yolo County, Davis, along 4th street between University ave. and A street. Comment
  UCD55489  Pilularia americana J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 651 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  SEINET8060373 Image available Pinus sabiniana J. M. Tucker 1951-3-27 2064 Yolo near west end of arboretum, University of California, Davis, Yolo County, California. Comment
  UCD89662  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Banks of Putah Creek (old channel) under concrete bridge US Hwy. 40 Over crossing, Hamel Ranch, 3/4 miles south of Davis, Solano. Comment
  CDA20514  Pistacia atlantica N. Patterson 2004-9-28 PDR 1295822 Yolo Sacramento Valley; Hwy 128 & Valley Oak, Winters. 0 Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  UCD33163  Pisum sativum Beecher Crampton 1967-4-26 7841 Yolo Yolo County, Davis, site of old central school between B and C and 3rd. streets. Comment
  UC583158  Plagiobothrys canescens Lewis S. Rose 1936-4-27 36167 Yolo Guinda 117 Comment
  UCD35271  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UCR219517  Plagiobothrys canescens Jean V. Shepard 2000-4-21 144 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, east of parking lot on the south side of road 12 Comment
  UC1278097  Plagiobothrys fulvus Beecher Crampton 1955-4-11 2473 Yolo ca 7 mi w Davis; Moon Ranch Comment
  CHSC79263  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD35936  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  UCD56768  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3460 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD120891  Plagiobothrys nothofulvus Edwin A. Crosby 1952-4-12 10 Yolo 2.8 miles west of Winters, on state highway 28. Comment
  UC917322  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 Yolo 3 mi n Davis (county road) Comment
  UCD120991  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-27 DQ 12 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD120992  Plagiobothrys stipitatus Fleur Ng'weno 1989-5-5 DQ 28 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD81434  Plagiobothrys stipitatus M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  SEINET12350539  Plagiobothrys stipitatus Unknown 1953-3-29 1043 Yolo 1.5 mi N of Davis Comment
  JEPS61062  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19928 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD21043  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 229 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD21247  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-4-13 131 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD21276  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-5-1 168 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD23188  Plagiobothrys stipitatus var. micranthus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD72409  Plagiobothrys stipitatus var. micranthus Ellen Dean; Kate Mawdsley 2008-4-16 4814 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD84355  Plagiobothrys stipitatus var. micranthus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA31111  Plagiobothrys stipitatus var. stipitatus V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  UCD144445  Plagiobothrys stipitatus var. stipitatus Carol W. Witham 2003-4-7 876 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164874  Plagiobothrys stipitatus var. stipitatus Henry House 1995-5-24 1995- 20 Yolo about 2 km ESE of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD21039  Plagiobothrys stipitatus var. stipitatus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 225 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCD81002  Plantago coronopus Drew Maraglia 2009-4-15 3 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. On west side of drainage pond. 9 Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue Comment
  UCD124403  Plantago coronopus Terry Reedy 1975-5-22 s.n. Yolo County Road 32, 1/4 mile east of Davis boundary. Comment
  UCD73036  Plantago elongata Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4917 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD80927  Plantago elongata Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5330 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD97009  Plantago elongata Christopher Michael Bronny 2011-4-25 35 Yolo city of Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near northwest corner of the property, northwest of landfill. 11 Comment
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. Comment
  RSA10429  Plantago elongata subsp. pentasperma Carl B. Wolf 1928-5-8 2139 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  SFV8384  Plantago erecta K. Mullich 1972-4-2 6 Yolo North Coast Ranges Capay Valley. County Road 41, 2 miles east of Rumsey. 137 Comment
  UCD15548  Plantago lanceolata Lara Hawthorne 1989-4-15 6 Yolo UC Davis Campus. 15 Comment
  UCD124364  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, confluence of Sacramento Bypass and Yolo Bypass. Comment
  UCD41098  Plectritis N. Nicola 2003-7-21 406 Yolo Base of foothills of inner North coast range; Winters residence. Comment
  UCD58056  Plectritis Ellen Dean; K. Mawdsley 2007-4-6 3596 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  CHSC79368  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD168441  Plectritis ciliosa Ellen Dean 2017-3-15 9263 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek, upslope of road in oak woodland. 98 Comment
  UCD33171  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD137576  Plectritis ciliosa Ogden C. Riddle 1942-3-29 20 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  RSA760737  Plectritis macroptera Joseph A. Ewan 1934-3-18 8683 Yolo Side Canyon of Putah Creek 8 miles above Winters Comment
  UCD147300  Pleuropogon californicus Carol W. Witham 2003-4-11 941 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41011  Pleuropogon californicus Carol W. Witham 2003-4-11 941 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD90150  Pleuropogon californicus var. californicus Beecher Crampton 1966-4-19 7652 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39944  Poa D. Summer 1954-5-27 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Voulnteer in breeders seed of Merion Bluegrass from Beltsville Maryland. Comment
  UCD92177  Poa Beecher Crampton 1954-4-5 1753 Yolo 3 miles west of Winters. Comment
  SEINET218338 Image available Poa annua G. R. Williams 1961-2-19 5 Yolo In orchard ca 0.25 mi W of sewage disposal plant U of California Campus Davis Comment
  UCD19455  Poa annua J. Shepard 2000-2-19 47 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then immediately north in graveled parking lot. 12 Comment
  UCD168426  Poa bulbosa Ellen Dean 2017-3-15 9250 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Near entrance to Bray Canyon by Hwy 128 entrance to ranch. 45 Comment
  UCD90669  Poa bulbosa Morris Halperin 1931-3-18 322 Yolo Davis. University Farm. Comment
  UCD91900  Poa pratensis Beecher Crampton 1969-4-18 8399 Yolo Davis. Russell Blvd. and University Avenue. Comment
  UCD91930  Poa pratensis B. A. Madeon 1925-4-20 s.n. Yolo Davis. Comment
  UCD58040  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3579 Yolo Tuleyome Ireland Ranch. In inner coast range, NW of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 450 Comment
  UCD73577  Poa secunda Ellen Dean; Elizabeth Goebel 2008-4-7 4721 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD92040  Poa secunda subsp. secunda R. Tofsrud 1951-4-1 s.n. Yolo SE of Davis in Saxon R.R. Station area. Comment
  UCD41036  Poa trivialis Carol W. Witham 2003-4-26 968 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD125257  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD37919  Pogogyne douglasii Beecher Crampton 1962-5-1 6367 Yolo 1.5 miles southwest of Saxon Station, at junction of County Roads 105 and 38. Comment
  UCD146922  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21263  Pogogyne zizyphoroides J. Shepard 2000-4-30 153 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD69388  Poinciana gilliesii J. Shepard 1997-7-25 s.n. Yolo City of Davis. Found along the west side of Fifth Street near Pena. Shrub, flowers yellow, stamens red and exserted. Escaped from cultivation in the area. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  UCR36573  Polygonum argyrocoleon A. C. Sanders 1984-6-18 5062 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CHSC60003  Polygonum aviculare Mark S. Lubinski 1975-5-16 36 Yolo Open sandy hillside; recreation pool next to volleyball courts on University of California, Davis campus. Comment
  CAS-BOT-BC414295  Polygonum aviculare subsp. depressum Clarence R. Quick 1971-10-25 71 -68 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD41044  Polygonum aviculare subsp. depressum Carol W. Witham 2003-8-8 975 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD99957  Polygonum aviculare subsp. depressum F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD99985  Polygonum aviculare subsp. depressum C. J. W. 1913-4-1 309 Yolo Davis. Comment
  RSA97515  Polygonum californicum Beecher Crampton 1952-10-27 882 Yolo Yolo County: Depression along the railroad, alkaline soil, 3 miles N of Davis Comment
  CDA21291  Polygonum lapathifolium G. F. Hrusa, C. & E. Dogwin 2007-10-18 17078 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  UC1562682  Polygonum persicaria Barbara Ertter 1988-10-21 7989 Yolo at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UC1562671  Polygonum punctatum Barbara Ertter 1988-10-21 7990 Yolo creek at road crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD169939  Polypogon interruptus Beecher Crampton 1953-10-29 1731 Yolo Yolo County, 5 miles west of city of Winters, Putah Canyon. Comment
  UCD51637  Polypogon interruptus B. A. Madson 1940-5-29 s.n. Yolo Davis. Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC232560  Polypogon monspeliensis Clarence R. Quick 1970-5-31 70 -16 Yolo Over yard and at edges of garden, Nettie M. Pylman, Merritt Island near Clarksburg Comment
  CHSC114329  Polypogon monspeliensis D. G. Kelch 2007-5-18 7318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. /RR crossing. 4 Comment
  HSC10836  Polypogon monspeliensis C. B. Wolf 1928-5-8 2152 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  POM113069  Polypogon monspeliensis Chas. H. Quibell 1926-08 s.n. Yolo Bed of North Branch of Putah Creek near Davis. 15 Comment
  UCD18428  Polypogon monspeliensis Gabor Bethlenfalvay 1973-5-28 15 Yolo city of Davis, UC Davis campus, near UCD Botany Greenhouse. 15 Comment
  UCD37199  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo Yolo County, city of Davis. Comment
  UCD59397  Polypogon monspeliensis Ellen Dean; Kate Mawdsley 2007-6-8 3870 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD91223  Polypogon monspeliensis A. A. Beetle 1944-5-17 1987 Yolo Near Davis end of Causeway on road to Sacramento. Comment
  UCD91295  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo North Davis. Comment
  UCD91300  Polypogon monspeliensis Beecher Crampton 1961-10-25 6058 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  CAS-BOT-BC520404  Polypogon viridis J. Shepard 1999-5-6 13 Yolo City of Davis. Intersection of Monarch Ln. and Campbell Pl, SE corner. 10 Comment
  UCD36620  Polypogon viridis Beecher Crampton 1955-5-20 2803 Yolo Yolo County, city of Davis. Comment
  CAS-BOT-BC102688  Populus fremontii A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  CAS-BOT-BC102689  Populus fremontii Roxana Stinchfield 1916-6-25 338 Yolo Mouth of Buckeye Creek Comment
  CDA11629  Populus fremontii G. F. Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley; Tule Canal immediately E of Sacramento River at Interstate 5 crossing. Comment
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Jun 12 2008
  UCD15640  Populus fremontii subsp. fremontii Rachelle Raymond 1989-5-29 604 Yolo Outside Stebbins Reserve. 121 Comment
  UCD33891  Populus fremontii subsp. fremontii Beecher Crampton 1975-3-12 9109 Yolo Yolo County, 4 miles west of Winters, along Putah Creek. Comment
  CDA19096  Potamogeton pectinatus T. Koschnick 2000-10-2 s.n. Yolo Cottonwood Canal, W of Woodland. Ballooned plant. Fertilizer runoff? 0 Comment
  UCD146709  Proboscidea louisianica subsp. louisianica G. F. Hrusa 1998-7-5 14667 Yolo immediately south of Guinda on Highway 16. Comment
  UCD122111  Proboscidea louisianica subsp. louisianica M. Ensign 1943-8-13 s.n. Yolo near Water Works, Davis. Comment
  UCD122112  Proboscidea louisianica subsp. louisianica Charles B. Heiser Jr. 1947-7-8 1953 Yolo along county road between Davis and Woodland. About 5 mi. N. of Davis. Comment
  UCD122128  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs; S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCR225402  Prunella vulgaris Sally Moore 2009-6-2 s.n. Yolo approx. halfway between Winters and Davis, just east of Stevenson Bridge, on the south side of Putah Creek 28 Comment
  UCD113152  Prunus dulcis S. McKinney; C. Buchanan, R. Dippel 2002-4-27 17 Yolo west of the town of Davis. UC Davis Ecosystem Reserve. North side of Putah Creek, just west of the UC Davis Landfill on Pedrick Road. 30 Comment
  CAS-BOT-BC357192  Pseudognaphalium luteoalbum Clarence R. Quick 1968-8-25 68 -16 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC357193  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  CAS-BOT-BC357195  Pseudognaphalium luteoalbum Clarence R. Quick 1970-7-3 70 -23 Yolo In yard of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  JEPS84601  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction with County Road 86, along fishing access Highway 128; Vaca Mountains, Putah Creek 60 Comment
  UCD151002  Pseudognaphalium luteoalbum D. S. Park; S. Nicole 2010-5-11 82 Yolo UCD near Science Lecture Bldg. 10 Comment
  UCD161134  Pseudognaphalium luteoalbum Jean Shepard 2001-3-20 402 Yolo UC Davis campus, SW corner of Russell Blvd. and Howard Way. Comment
  RSA654914  Psilocarphus brevissimus Beecher Crampton 1952-11-7 911 Yolo About 3 miles northwest of Davis. Comment
  UCD135288  Psilocarphus brevissimus M. I. Wibawa 1996-4-13 4 Yolo on the corner of Midway Road and Hartley Road. 17 Comment
  UCD40998  Psilocarphus brevissimus Carol W. Witham 2003-4-11 928 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD63222  Psilocarphus brevissimus Ellen Dean; K. Mawdsley 2008-4-16 4801 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD133715  Psilocarphus brevissimus Beecher Crampton 1978-5-8 9573 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  CHSC40057  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 Yolo Near Black's. Comment
  UCD21286  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-1 181 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD21294  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-8 233 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  UCD21321  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-26 280 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park by Air Force facility. Thence, south approx. 50 feet to vernal pool straddling fence, recently disked on park side of fence. 12 Comment
  UCR220389  Psilocarphus brevissimus var. brevissimus Jean V. Shepard 2000-5-8 233 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park - Air Force Installation - and south along narrow track 12 Comment
  CAS-BOT-BC328196  Psilocarphus brevissimus var. multiflorus L. R. Abrams 1928-5-8 12599 Yolo Between Woodland and Davis Comment
  CDA8504  Psilocarphus brevissimus var. multiflorus G. D. Barbe 1984-4-25 4155 Yolo Western edge of Yolo By-pass at Glide Ranch, east of Road 106 and 1.4 miles south of Road 36. Comment
  UCD135294  Psilocarphus oregonus Fleur Ng'weno 1989-5-5 DQ 33 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD23206  Psilocarphus oregonus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD73613  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4741 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD21415  Psilocarphus tenellus var. tenellus J. Shepard 2002-4-6 506 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South along north to south access road, approximately 100 yards to vernal pool area. 12 Comment
  SEINET241296 Image available Psilurus aristatus Beecher Crampton 1965-5-6 T.O. 3144 Yolo UC Davis agronomy experimental area, plant introduction nursery, row L-228 Comment
  SEINET239036 Image available Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles SE of Woodland. Comment
  UCD93427  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles S.E. of Woodland. Comment
  SBBG115407  Puccinellia simplex B. Crampton 1961-3-27 5846 Yolo ca. 1.5 mi N of city of Davis Comment
  UCD92224  Puccinellia simplex Beecher Crampton 1955-3-28 2346 Yolo Yolo County, 4.5-5 miles southeast of Woodland, at junction of County Roads 25 and 103. Comment
  UCD92226  Puccinellia simplex Beecher Crampton 1957-5-14 4018 Yolo 2 miles east of Zamora, junction road 13 with road 95. Comment
  UCD92231  Puccinellia simplex Beecher Crampton 1961-3-27 5846 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD92241  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland. Comment
  UCD92250  Puccinellia simplex R. Tofsrud 1947-4-24 s.n. Yolo Near city dump of Davis. Comment
  SEINET10869062  Puccinellia simplex Laura A. Blankinship 1893-5-6 Blankinship s.n. Yolo Woodland Comment
  SEINET10878031  Pyrus Stephanie Frischie 2000-10-7 Frischie 107 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771165  Pyrus communis Stephanie Frischie 2000-10-7 Frischie 108 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC36630  Quercus C. R. Quick 1972-9-7 7241 Yolo Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River in the SE corner of Yolo County Comment
  UCD46784  Quercus Russell Gripp 1984-11-21 s.n. Yolo California, Yolo County: Woodland, 223 Gibson Road, in backyard of Chauncy and Avis Irvine; Comment
  CAS-BOT-BC105016  Quercus X morehus Herman Knoche 1919-11-21 Series A, 3061 Yolo Capay foothills Comment
  HSC24339  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5068 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  SBBG104700  Quercus X morehus V. C. Forcella 1987-11-22 Yolo St Hwy 16, a few mi N of Guinda Comment
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD168483  Quercus berberidifolia Ellen Dean 2017-3-15 9271 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD81770  Quercus berberidifolia Ellen Dean 2009-4-26 5470 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 91 Comment
  CAS-BOT-BC86624  Quercus douglasii Alice Eastwood 1927-3-28 14221 Yolo near Winters Comment
  UC993151  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993156  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  CDA11240  Quercus lobata G. F. Hrusa, T. D. Wilfred 1994-4-9 11737 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. Comment
  CDA35911  Quercus lobata P. Akers 2002-9-19 StB- 079 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 94 Comment
  SACT002668  Quercus lobata John Willoughby 1977-4-27 Yolo At fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, riparian woodland. Comment
  SACT002669  Quercus lobata S. Gossard 1974-5-2 Yolo Waldorf School, American River Woodland. Comment
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD46817  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Mrak Hall. Comment
  UCD46881  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo ca. 4.5 miles west of Winters (by road) along State Hwy. 128. Comment
  UCD73087  Quercus lobata Ellen Dean; Plant Biology 102 students 2008-4-6 4710 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Entrance to Bray Canyon, ca. 100 ft from Hwy 128. 57 Comment
  UCR190695  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2007-9-17 12972 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  SEINET13953541 Image available Quercus lobata Eilif Dahl 1962-1 Yolo Davis Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  UCD160925  Quercus virginiana J. Shepard 2011-11-7 860 Yolo City of Davis. From intersection of Covell and Alhambra, 1/4 mi S on Alhambra, W side of street. 10 Comment
  RSA735199  Quercus wislizeni Keith E. Hoffmaster 1946-3-29 1066 Yolo Putah Canyon, near Napa County line. Comment
  UCD59334  Quercus wislizeni var. frutescens Ellen Dean; Kate Mawdsley 2007-5-11 3758 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CAS-BOT-BC378912  Ranunculus californicus var. californicus W. D. Hamilton 1946-3-24 7323 Yolo Davis Comment
  UC118180  Ranunculus canus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  POM268170  Ranunculus canus var. blankinshipii J. W. Blankinship 1893-4-15 s.n. Yolo Capay. Mt. Range: Inner North Coast. 122 Comment
  UC118267  Ranunculus canus var. canus J. W. B. 1893-3-8 Yolo Woodland Comment
  RSA590185  Ranunculus hebecarpus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 a Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UCD56752  Ranunculus hebecarpus Ellen Dean; M. Bibbo 2007-3-23 3444 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch. 618 Comment
  UCD96136  Ranunculus hebecarpus Rolf Y. Berg 1964-3-14 8010 Yolo State Highway 16, 2.5 miles northwest of Rumsey. Comment
  UCD36190  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Yolo County, 2.5 miles west of city of Winters, along road 87. Comment
  UCD73619  Ranunculus muricatus Ellen Dean; Elizabeth Goebel 2008-4-7 4746 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD80922  Ranunculus muricatus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5325 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD160474  Ranunculus occidentalis Ellen Dean; Craig Thomsen 2015-3-21 8591 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 146 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD80917  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD80918  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SEINET5731462 Image available Raphanus raphanistrum Robert Sowers 1975-1 2 Yolo Tulip Lane.; Davis 14 Comment
  SEINET10881339  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 84 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD115171  Raphanus sativus Beecher Crampton 1953-4-27 s.n. Yolo 3 miles west of Winters. Comment
  UCD115172  Raphanus sativus Beecher Crampton 1961-3-13 s.n. Yolo Woodland. Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  UCD124695  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  UCD14495  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  SEINET8042208  Rhus aromatica R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16, ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey. 180 Comment
  SEINET3871794  Rhus trilobata Richard R. Halse 2010-3-21 7831 Yolo Along State Hwy. 16 ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey.; 0 180 Comment
  UC449687  Rhus trilobata W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  SEINET12521460 Image available Ricinus communis J. M. Tucker 1950-9-9 Yolo E side of Viticulture Building University of California Campus Comment
  UCD21253  Robinia pseudoacacia J. Shepard 2000-4-13 136 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD34582  Robinia pseudoacacia Beecher Crampton 1985-10-10 10027 Yolo Yolo County, Russell blvd. and road 98, S.W. corner. Comment
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. Comment
  CAS-BOT-BC74442  Rorippa curvisiliqua Roxana S. Ferris 1917-4-20 696 Yolo Tule land near Dunnigan. Comment
  CHSC83206  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Yolo County, Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis. Comment
  UC467806  Rosa californica W. P. Taylor 1912-5-23 Yolo 2 mi n Knight's Landing; Grand Island Comment
  UCD19507  Rosa californica Terry Reedy 1974-5-7 203 Yolo Davis; ditch along County Road 32, .25 mile east of eastern boundary. 21 Comment
  UCD92277  Rostraria cristata Beecher Crampton 1955-5-5 2745 Yolo along Putah Creek, Recreation Beach, 9 miles west of city of Winters, Vaca Mtns. Comment
  UCD143935  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  UCD113769  Rubus armeniacus Mark Pearson 1979-4-19 11 Yolo 4.7 miles west of Road 113 on Road 31. Next to dry creekbed. 13 Comment
  UCD68015  Rubus armeniacus C. P. Pease 1995-5-25 S.N. Yolo east side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCD91406  Rubus armeniacus Lindsay Clark 2009-4-3 DVS 10 Yolo Next to Putah Creek bed near Mace Blvd. and San Marino Dr., in Davis. Comment
  UCD113997  Rubus ursinus Ellen Dean; Kate Mawdsley 2007-6-8 3867 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD167574  Rubus ursinus H. Olmo; T. S. Mallah 1952-3-1 52 08 21M Yolo California. Yolo County: UC Davis Experimental Plots. Comment
  CDA30910  Rumex crispus M. Beyers 2010-5-12 449 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 Comment
  UCR235430  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCR257138  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20507 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCR198248  Rumex dentatus Dean Kelch 2007-5-18 07 .328 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD62875  Rumex salicifolius Chris Mosser; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek. 100 Comment
  UCD73680  Rumex salicifolius Chris Mosser; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Found on west-facing slope on the east bank of Bray Creek. 100 Comment
  UCD92327  Rytidosperma racemosum B. Madson 1951-6-11 s.n. Yolo Davis, in yard of B. A. Madson. Comment
  UCSB31252  Sabal texana Vernon I. Cheadle 1958-8-13 G 513 Yolo collected in the Botany Department Greenhouse of the University of California, Davis Botany Dept. Greenhouse Comment
  CDA19780  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.22 overlooking level of Cache Creek. 6-7 ft tall, common in area. 0 Comment
  SBBG115872  Salix babylonica B. Crampton 1986-9-9 s.n. Yolo city of Davis, NE corner of Oak Street and 8th Street Comment
  UCD39827  Salix babylonica Beecher Crampton 1987-4-17 s.n. Yolo City of Davis; Davis High School, SW corner. Comment
  UCD39828  Salix babylonica Beecher Crampton 1986-9-9 s.n. Yolo City of Davis, NE corner of Oak and 8th street. Comment
  SEINET11986396  Salix breweri E. L. Smith 1971-1 956 Yolo ca 12.8 km W of Winters in Putah Creek Canyon, ca 2 km below Monticello Dam 76 Comment
  UCD22745  Salix exigua Kristine L. Preston 1988-5-3 23 Yolo Empty lot 50 yards west of intersection of Hwy 16 and Riverbank Road, West Sacramento. 6 Comment
  UCD80981  Salix exigua Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. Near the first Ceek crossing along old road. 77 Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  CAS-BOT-BC104029  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  SBBG83455  Salix gooddingii D. Neubacher 1975-5-2 14 Yolo Cache Crk area, St Hwy 16, ca. 2.3 mi N of Rumsey Comment
  SEINET3828559  Salix gooddingii George K. Helmkamp, E. A. Helmkamp 2012-1 18783 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  UCD110955  Salix gooddingii Edwin A. Crosby 1952-4-11 9 B Yolo University of California at Davis. Comment
  UCD110962  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  UCR198246  Salix gooddingii Dean Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  SEINET4855857  Salix gooddingii var. variabilis Carl F. Baker 1903-5-7 2936 Yolo Rumsey. Comment
  SBBG1234  Salix laevigata Milton Workman 1953-3-21 16 Yolo Putah Crk near rodeo arena, University of California, Davis 12 Comment
  SBBG83461  Salix laevigata C. de Leon 1975-5-4 29 Yolo Putah Crk, 2 mi E on St Hwy 128 from Monticello Dam 201 Comment
  SEINET3101775  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo Along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD111132  Salix laevigata Jack Maze 1963-4-27 20 Yolo Along Putah Creek, State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD16132  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo California. Yolo County: along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD34613  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Yolo County, ca. 3.5 miles N.W. of Davis, Dry Slough and road 99. Comment
  UCD81012  Salix laevigata Jose-Luis Rayas; with PLB 102 students 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Edge of Bray Creek. 83 Comment
  UCD161078  Salix lasiandra var. lasiandra Craig Thomsen 2006-6-30 2622 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD33987  Salix lasiolepis Beecher Crampton 1975-6-24 9227 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. Comment
  UCD34643  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD162439  Salpichroa origanifolia Frank Thomas 1935-10-10 s.n. Yolo Esparto. Comment
  UCR119146  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Sacramento Valley, Davis, along G St. between 5th and 6th Streets. 15 Comment
  CDA5805  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 Yolo Northwest corner of 5th & G Streets, Davis. 0 Comment
  UCD126788  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis, vacant lot along G St. between 5th and 6th. Comment
  UCD162388  Salpichroa origanifolia Milton Workman 1953-6-8 77 Yolo Davis 511 G street. 14 Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162405  Salpichroa origanifolia Beecher Crampton 1970-4-29 s.n. Yolo Davis. Comment
  UCD38302  Salpichroa rhomboidea Beecher Crampton 1953-11-30 1741 Yolo UC Davis. Comment
  UCD20773  Salsola damascena E. A. Dean; J. Shepard 2002-7-11 s.n. Yolo Yolo County. City of Davis. University of California farm. 19 Comment
  UCD21346  Salsola tragus J. Shepard 2000-10-24 346 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side. 12 Comment
  UCD99448  Salsola tragus M. Phillips 1929-10-1 2047 Yolo near Davis. Comment
  UCD22633  Sambucus mexicana Joseph Laferriere 1982-5-7 29 Yolo Alpha Phi Omega picnic ground on Putah Creek south of UCD airport, 2 miles west of Davis. 19 Comment
  UCD137196  Sambucus nigra subsp. caerulea Cynthia Hodges 1982-4-18 19 Yolo south Highway 128, 8 miles west of Winters, approximately 50 m from Putah Creek shores. 182 Comment
  UCD137224  Sambucus nigra subsp. caerulea J. K. Couch 1995-5-17 9 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD20861  Sambucus nigra subsp. caerulea N. Nicola 2001-2-5 78 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD67990  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek, at University of California, Davis picnic grounds. Found on North side of creek, on streambank. A large shrub. 17 Comment
  UCD81038  Sambucus nigra subsp. caerulea Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 81 Comment
  UCD137655  Sambucus nigra subsp. caerulea R. Koch 1996-6-5 23 Yolo city of Davis. Along roadside of Arlington Blvd. in West Davis, by Aspen Wildlife area. 15 Comment
  CAS-BOT-BC227677  Sanguisorba Don Sexton 1963-5-24 s.n. Yolo Unspecified Comment
  UCD47836  Sanicula bipinnata A. Laffin; A. Randall, S. Holck 2002-4-13 19 Yolo Yolo Co, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from north side of road. Ca. 1600 ft. 457 Comment
  UCD63067  Sanicula bipinnata Ellen Dean 2008-4-9 4776 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  CDA38535  Sanicula bipinnata T. C. Fuller 1958-4-23 s.n. Yolo On bench above Cache Creek, 1 mile northwest of Rumsey. 0 Comment
  UCD127943  Sanicula bipinnatifida R. H. Miller 1949-3-27 8 Yolo Putah Canyon. Comment
  UCD73629  Sanicula bipinnatifida Ellen Dean; Elizabeth Goebel 2008-4-7 4756 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD20810  Sanicula crassicaulis N. Nicola; C. Kremen 2001-3-16 026 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD58064  Sanicula crassicaulis Ellen Dean; K. Mawdsley 2007-4-6 3604 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  RSA0048658  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  CAS-BOT-BC278222  Schedonorus arundinaceus C. R. Quick 1973-5-7 73 -1 Yolo East of Elk Slough. Merritt Island, about 20 miles SSW of Sacramento, SE corner of Yolo Co. Comment
  UCD65960  Schedonorus arundinaceus P. Stern 1988-5-21 14 Yolo Davis. Riparian area in greenbelt north of 'F' and Covell Sts. Comment
  UCD41078  Schoenoplectus acutus var. occidentalis Carol W. Witham 2003-8-8 1009 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD85256  Schoenoplectus americanus Christopher Michael Bronny 2010-9-19 27 Yolo Yolo County; Edge of Capay Dam apron, Cache Creek. 65 Comment
  UCD142967  Schoenoplectus pungens var. longispicatus Ellen Dean; K. MacMillen 2013-8-9 7940 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  HSC100232  Sclerochloa dura J. P. Smith 2010-5-20 12886 Yolo Davis Golf Course pathways 23 Comment
  UCR106853  Scrophularia californica subsp. californica Allen Gilbert 1974-4-28 29 Yolo 5 mi east of Monticello dam, on Hwy 128, near Putah Creek 61 Comment
  SFV8323  Scrophularia californica subsp. floribunda F. W. Martin, M. N. Martin 1960-4-22 73 Yolo State Highway 16, 3 miles northwest of Rumsey. 130 Comment
  UCD161083  Scutellaria californica Craig D. Thomsen 2006-6-6 2631 Yolo Rumsey Canyon. Otis-Camp Haswell Yolo County Park. Comment
  UCD19446  Senecio vulgaris J. Shepard 2000-2-18 38 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  UCD80912  Senecio vulgaris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5316 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  SEINET5737965 Image available Senna artemisioides Shirley C. Tucker 1988-1 28887 Yolo In University of California (Davis) Arboretum, Davis.; Univ. of California, Davis Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  UCD108486  Sesbania herbacea L. D. Davis 1950-8-1 s.n. Yolo About 2 miles south of Knights Landing. Comment
  SEINET11696009  Setaria italica Unknown 1959-11-2 s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  UCD39904  Setaria italica Beecher Crampton 1959-11-2 s.n. Yolo UC Davis campus, Agronomy Experimental Area. Comment
  UCD32956  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo Yolo County, just north of city limits of Davis on Pole Line rd.. Comment
  UCD92583  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  CAS-BOT-BC243655  Setaria pumila Clarence R. Quick 1968-8-25 68 -05 Yolo Garden, Merritt Island, near junction of county roads #140 and #142, 3.5 miles south of Clarksburg Comment
  CHSC79427  Setaria pumila Beecher Crampton 1955-9-29 3163 Yolo 1.5 north of city of Davis, along U. S. Highway 99W. Comment
  UCD92696  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo city of Davis, University of California campus. Comment
  UCD92701  Setaria pumila Beecher Crampton 1955-9-29 3163 Yolo 1.5 north of city of Davis, along U.S. Highway 99W. Comment
  SEINET11685197  Setaria pumila J. McCaskill, Onaga, K. 1962-1 657 Yolo County Rd 31, 0.3 mi E of junction with US 99W (Alternate 40) Comment
  SBBG115906  Setaria verticillata B. Crampton 1961-7-14 5930 Yolo city of Davis Comment
  UCD37496  Setaria viridis Beecher Crampton 1960-9-21 5779 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD92844  Setaria viridis Beecher Crampton 1973-9-11 8999 Yolo UC Davis campus, rabbit study area in south Agronomy Fields. Comment
  UCD92887  Setaria viridis Collector unknown 1941-8-1 s.n. Yolo Davis farm. Comment
  UCD58030  Sherardia arvensis Ellen Dean; K. Mawdsley 2007-4-6 3569 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD15537  Sida hederacea Lara Hawthorne 1989-6-3 20 Yolo 6 miles east of Winters. 15 Comment
Read comments
Jan 22 2008
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey Comment
  UC75046  Silene californica C. F. Baker 1903-5-8 2978 Yolo along banks Cache Creek Canyon Cache Creek Canyon Comment
  UCD62849  Silene gallica Michael J. Bower; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  UCD98689  Silene gallica J. D. Skoss 1948-6-6 30 Yolo Putah Canyon, 8 miles below Yolo-Napa county lines. Comment
  CAS-BOT-BC389006  Silene laciniata subsp. californica C. F. Baker 1903-5-8 2978 Yolo Cache Creek canon [Canyon] Comment
  UCD135835  Silybum marianum A. S. Crafts 1926-7-8 451 Yolo University Farm Campus, Davis. Comment
  UCD73810  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  CDA30596  Sinapis arvensis M. Beyers 2010-5-12 453 Yolo Just east of County Road 87, along County Road 19. Sheet 1 of 2. 54 Comment
  UCD73623  Sinapis arvensis Ellen Dean; Elizabeth Goebel 2008-4-7 4750 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD80937  Sinapis arvensis Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5340 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD115404  Sinapis arvensis A. S. Crafts 1932-6-6 1 Yolo Boyer Ranch, near Davis. Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  CHSC24844  Sisyrinchium bellum T. L. Reynolds 1976-4-17 50 Yolo Ca. 200 yds s of Putah Creek and 1.6 mi se of Low Water Bridge, 3.9 mi sw of Winters. Comment
  UC1603539  Solanum americanum M. Nee 1988-8-14 36780 Yolo University of Calfornia Davis, campus University of Calfornia Davis Comment
  UC917177  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis, Yolo County, California Comment
  UCD126826  Solanum americanum W. T. P. 1916-10-1 s.n. Yolo Putah Creek near Davis. Comment
  UCD126839  Solanum americanum M. Ensign 1942-9-9 s.n. Yolo University Farm. Comment
  UCD126841  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  UC735713  Solanum elaeagnifolium Charles B. Heiser Jr. 1946-5-20 1915 Yolo campus of University of California Davis University of California Davis Comment
  UCD126905  Solanum elaeagnifolium M. Ramos 1996-5-21 20 Yolo south side of Davis. 13 Comment
  SEINET246028  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126035  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  CDA6235  Solanum nigrum W. Elliott, R. Perkins 1974-10-23 Yolo University of California Vegetable Crops Department, Davis. 0 Comment
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD18447  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County Comment
  UCD35614  Solanum nigrum Beecher Crampton 1958-11-3 5130 Yolo UC Davis Campus, Campbell Tract. Comment
  UCD41077  Solanum nigrum Carol W. Witham 2003-8-8 1008 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD126962  Solanum parishii Charles F. Battaglia 1998-5-31 027 Yolo Highway 16, approx. 23 miles north of town of Esparto, 2.5 miles north of town of Rumsey. On north-bound lane side, near two pullouts overlooking large pools and waterfalls and just south of sharp turn on Cache Creek. 76 Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD59316  Solanum parishii Ellen Dean; Kate Mawdsley 2007-5-11 3740 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD149362  Solanum rostratum N. Sevier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  CDA5990  Solanum rostratum T. C. Fuller, J. Bartels 1959-9-1 2993 Yolo County Road 20-96. 0 Comment
  NY820805  Solanum rostratum B. Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus, west of sewage disposal site Comment
  UCD127005  Solanum rostratum June McCaskill; Katherine Onaga 1958-6-25 581 Yolo south side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  UC140353  Solanum umbelliferum C. F. Baker 1903-5-8 2890 Yolo Cache Creek Canyon Comment
  UC917282  Solanum umbelliferum J. D. Skoss 1948-6-6 28 Yolo 2 mi below Yolo-Napa County line (s slope of Putah Canyon); Putah Canyon Comment
  UCD18980  Solanum villosum Gene Miyau 1996-5-1 s.n. Yolo town of Knights Landing, growing in tomato field near wet area. Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD127099  Solanum xanti H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles west of Winters, Putah Canyon. Comment
  UCR244760  Solanum xanti Alexis Fuller, Ellen Dean, Clare Loughran 2011-5-8 07 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Three fourths of the way up Bray Canyon; east side of Bray Creek. 135 Comment
  UCD33425  Soliva sessilis Beecher Crampton 1968-3-13 8228 Yolo Yolo County, Vaca Mtns. Putah Creek, just below Monticello Dam. Comment
  UCD21311  Sonchus asper subsp. asper J. Shepard 2000-5-20 256 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. 12 Comment
  UCD136164  Sonchus oleraceus H. R. Drever 1945-6-1 s.n. Yolo Davis. Comment
  UCD136191  Sonchus oleraceus June McCaskill 1973-4-9 770 Yolo behind Robbins Hall, University of California campus, Davis. Comment
  UCD35513  Sonchus oleraceus Beecher Crampton 1957-7-16 4354 Yolo University of California, Davis Campus. In field north of Hunt Hall. Comment
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  UCD92787  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  UCD92806  Sorghum bicolor subsp. drummondii Beecher Crampton 1954-9-30 s.n. Yolo 3 miles N of Davis. Comment
  CDA13139  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. Comment
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  UCD108494  Spartium junceum Collector unknown 1925-5-14 s.n. Yolo Davis. Comment
  RSA0097073  Spergularia Keith E. Hoffmaster 1946-4-19 1042 Yolo 3-4 miles N of Davis. Comment
  UCD149390  Spergularia bocconi Collector Unknown 1949-1 s.n. Yolo Yolo County. Hayden Ranch (exact location of this ranch is unknown by georeferencer). 60 Comment
  UCD21271  Spergularia bocconi J. Shepard 2000-5-1 162 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, nearly to eastern boundary (with Air Force property). In track used by vehicles, between ruts. 12 Comment
  UCD80932  Spergularia bocconi Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5335 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCR198243  Spergularia bocconi Dean Kelch 2007-5-18 07 .326 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UCD19487  Spergularia bocconi Terry Reedy 1974-5-18 249 Yolo 2 mi north of Covell Blvd., between Pole Line Road and old settling pond. 21 Comment
  CAS-BOT-BC390252  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland & Davis Comment
  CAS-BOT-BC390253  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  RSA0098424  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland and Davis. Comment
  UCD41145  Spergularia rubra C. Holn 2002-3-12 181 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  UCD99299  Spergularia rubra J. D. Skoss 1948-6-5 9 Yolo 3 miles north of Davis, toward Woodland. Comment
  HSC4267  Spergularia salina C. B. Wolf 1928-5-8 2140 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA734204  Sphaeralcea Keith E. Hoffmaster 1939-4-26 943 Yolo Putah Canyon. Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  UCD34264  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  RSA447286  Stachys Robert Gustafson 1985-6-15 3181 Yolo Jct. of Road 25 & 103, southeast of Woodland. Comment
  UCD35641  Stachys ajugoides Beecher Crampton 1959-6-10 5341 Yolo Just north of Davis, along County Road 31. Comment
  CAS-BOT-BC374801  Stebbinsoseris heterocarpa Blankinship 1893-3-19 s.n. Yolo Unspecified Comment
  UCD99432  Stellaria media Ogden C. Riddle 1942-3-1 4 Yolo Davis campus, near greenhouses. Comment
  UCD99447  Stellaria media Collector unknown 1925-3-12 1613 Yolo Davis. Comment
  SEINET242441  Stipa lessingiana Beecher Crampton 1968-5-1 T.O. 4079 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row O-79 Comment
  RSA97927  Suaeda calceoliformis Beecher Crampton 1952-10-24 874 Yolo 1.5 miles north of Davis. Comment
  UCD34261  Suaeda calceoliformis Beecher Crampton 1978-6-27 9616 A Yolo 4 miles S.E. of Woodland. Comment
  UCD33818  Suaeda nigra Beecher Crampton 1973-6-22 8964 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34256  Suaeda nigra Beecher Crampton 1978-6-27 9613 Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD73031  Suaeda nigra Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4912 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD34293  Suaeda nigra Beecher Crampton 1978-11-3 9673 Yolo 4 miles S.E. of Woodland. Comment
  UCD36096  Symphyotrichum chilense Beecher Crampton 1952-10-18 864 Yolo I mile east of city of Davis, along railroad. Comment
  UCD15703  Tagetes minuta A. M. Shapiro 1997-10-21 s.n. Yolo city of Davis, UC Davis campus near bike bridge over Hwy 113, N of Experimental College gardens. Comment
  UCD39936  Tamarix aphylla Beecher Crampton 1979-4-1 s.n. Yolo UC Davis Campus. Comment
  SEINET10575097  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 79 Yolo Overpass, Jct. Interstate 505 and CA Hwy. 16. Comment
  RSA98279  Tamarix parviflora Quentin D. Clarkson 1954-4-6 s.n. Yolo About 5 miles N of Rumsey along CA Hwy 16. Along Cache Cr. Comment
  UCD40906  Tamarix tetrandra Bif Soper 1984-5-30 28 Yolo 1 mile north of Guinda on Hwy 16. 85 Comment
  UCD15320  Tanacetum ptarmiciflorum Glen Holstein 1996-2-1 s.n. Yolo California, Yolo Co.; city of Davis, along Pacific Drive; Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  SEINET5731488 Image available Thysanocarpus curvipes Susan Danford 1964-1 3 Yolo Cache Creek Valley, 8 mi. NW of Rumsey, on Hwy 16.; Rumsey Comment
  UCD47953  Thysanocarpus curvipes subsp. curvipes Ryan Knox; E. McDermott, G. Walden 2002-4-13 24 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring are to Rayhouse Rd. 0.5 airline mile due N of Soda Spring and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD170671  Torilis arvensis Jean Shepard 2018-2-11 913 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD170672  Torilis arvensis Jean Shepard 2018-3-26 914 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  CDA441  Torreya californica W. McGrew 1967-9-6 s.n. Yolo Reid Mine area, NW corner of Yolo Co. 0 Comment
  UCD20536  Torreya californica A. T. Leiser and Ledyard Stebbins 1983-11-5 s.n. Yolo Yolo County, Ray House Rd., Leviathian Mine, N-NE facing slopes. Comment
  UCD116975  Toxicodendron diversilobum H. H. Dickinson 1950-4-7 24 Yolo Putah Canyon. Comment
  UCD139851  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD37534  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD139980  Tradescantia fluminensis Shogo Yamaguchi 1955-6-12 s.n. Yolo Aggie Villa, 1st Street. Comment
  UCD161090  Tragopogon porrifolius Jean Shepard 1999-3-27 10 Yolo City of Davis, Myrtle Pl. Comment
  UCD142295  Triadica sebifera Barry Meyers-Rice; Elizabeth Salvia 1999-11-27 MR 991101 Yolo North Ponds' in Davis; near the intersections of F Street and Anderson Road. Comment
  JEPS84721  Tribulus terrestris John W. Willoughby 1979-8-13 4400 Yolo Vaca Mountains, Putah Creek, along State Highway 128 about 2.9 mi nw of jct of the highway and Pleasants Valley Road (County Rd 86), at edge of parking area Putah Creek; Vaca Mountains, Putah Creek 60 Comment
  UCD107388  Tribulus terrestris K. Esau 1931-6-1 2235 Yolo University of Farm Campus. Comment
  UCD107411  Tribulus terrestris L. P. Thibault 1995-5-21 44 Yolo At Road 31 between Rd. 93A and Highway 505, east of Rd. 91A. 40 Comment
  JEPS63113  Trichostema lanceolatum W. L. Jepson 1934-7-28 16744 Yolo Rumsey Comment
  JEPS63116  Trichostema lanceolatum W. L. Jepson 1929-9-26 15273 Yolo Madison 60 Comment
  UCD125853  Trichostema lanceolatum M. Phillips 1929-10-1 2072 Yolo Putah Canyon. Comment
  UCR219960  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  RSA699713  Trifolium Keith E. Hoffmaster 1939-4-6 913 Yolo Putah Canyon. Comment
  RSA699922  Trifolium Keith E. Hoffmaster 1946-3-29 1201 Yolo Putah Canyon. Comment
  RSA0054808  Trifolium Keith E. Hoffmaster 1941-3-26 1031 Yolo Putah can. Comment
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  UCD23221  Trifolium bifidum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD35274  Trifolium bifidum Beecher Crampton 1955-4-14 2474 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD73254  Trifolium bifidum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4833 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD33043  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo 2 miles west of Winters. Comment
  UCD39052  Trifolium bifidum Beecher Crampton 1962-5-1 6354 Yolo Saxon Station, Sacramento Northern R.R., 7 miles SE of Davis (in direct line). Comment
  UCD48026  Trifolium bifidum var. bifidum Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 18 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD73668  Trifolium bifidum var. bifidum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCR226143  Trifolium bifidum var. bifidum Elaine Chow, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  UCD21269  Trifolium depauperatum J. Shepard 2000-4-30 158 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD41303  Trifolium depauperatum Ellen Dean; Jean Shepard 2003-5-18 1806 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCR219526  Trifolium depauperatum Jean V. Shepard 2004-3-21 636 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east on unpaved entrance road, to Dept. of Defence fence, and 30 yards south 12 Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. Comment
  SBBG115697  Trifolium depauperatum var. truncatum B. Crampton 1996-4-22 10335 Yolo 3.5 mi SE of Woodland, along Mavis-Henson (Field) rd, just E of its jct with county Rd 102 and just S of Rd 25 Comment
  UCD35009  Trifolium depauperatum var. truncatum Beecher Crampton 1998-4-21 10345 Yolo Cca. 3.5 miles SE of Woodland along County Road 102, east of Mavis - Hanson field. Comment
  UCD84341  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD108538  Trifolium depauperatum var. truncatum Fleur Ng'weno 1989-5-1 DQ 25 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD35269  Trifolium depauperatum var. truncatum Beecher Crampton 1955-3-21 2337 Yolo County Road 95, 8.5 miles west of Davis. Comment
  UCD41034  Trifolium dubium Carol W. Witham 2003-4-26 966 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA4279  Trifolium fragiferum R. E. Skaggs 1967-7-3 Yolo 1113 Alice Street, Davis. 0 Comment
  RSA190723  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  CHSC79168  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon station site. Comment
  UC631611  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UCD21052  Trifolium fucatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 232 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD38307  Trifolium fucatum Beecher Crampton 1954-4-8 1755 Yolo 2 miles NE of Davis. Comment
  UCD48024  Trifolium fucatum Ryan Knox; E. McDermott, and G. Walden 2002-4-13 17 Yolo McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd, 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 480 Comment
  UCR179185  Trifolium fucatum Carol W. Witham 2003-4-11 931 Yolo Sacramento Valley, DFG Tule Ranch vernal pools, c. 8 miles SE of Davis, SE of junction of county roads 38 & 105 5 Comment
  UCD33624  Trifolium fucatum Beecher Crampton 1971-4-21 8675 Yolo 6 miles WNW of Davis, along County Road 96 between County Roads 30 and 31. Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  UCD109741  Trifolium gracilentum C. P. Dutt 1928-4-10 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD109762  Trifolium gracilentum M. J. Wright 1948-3-30 s.n. Yolo UC Davis Campus. Comment
  UCD41021  Trifolium hirtum Carol W. Witham 2003-4-11 951 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD40997  Trifolium hydrophilum Carol W. Witham 2003-4-11 927 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD68073  Trifolium incarnatum Julia Curlette 1992-1 4 Yolo On Portage Bay Road, along the roadside. In an area dominated by convolvulus, and monocots, on dry chunky soil, 15-20 individuals in area. Plant erect and hairy, 6-12 in. high. Leaves, obovate; Flowers, red crimson. Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD63080  Trifolium microcephalum Ellen Dean 2008-4-9 4789 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  UCD73261  Trifolium microcephalum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4838 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD107579  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  UCD39965  Trifolium parviflorum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 302-565. Comment
  UCD41004  Trifolium repens Carol W. Witham 2003-4-11 934 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81203  Trifolium resupinatum Sue Nichol 2009-4-30 s. n. Yolo From Interstate 80 East, take the Mace Boulevard exit in Davis. Turn left at off-ramp onto Chiles Road. Go straight through the next light at the Mace Boulevard and Chiles Road intersection. Travel approximately 3.5 miles east on Chiles Road to the Yolo Bypass Wildlife Area. Drive up onto the levee at the end of Chiles Road (do not go under the freeway). Turn left at the top of the levee and enter the Yolo Wildlife Area. Go east of the parking lot about 1/3 mile. Comment
  UCR225401  Trifolium resupinatum Sue A. Nichol 2009-4-30 s.n. Yolo Yolo Bypass Wildlife Area c. 3.5 mi east of city of Davis along Chiles Road Comment
  UCR152422  Trifolium stenophyllum Beecher Crampton 1967-5-3 7853 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD59324  Trifolium striatum Ellen Dean; Kate Mawdsley 2007-5-11 3748 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  UCD109377  Trifolium subterraneum Collector unknown Date unknown s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  CDA37065  Trifolium variegatum var. major CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CDA36925  Trifolium variegatum var. variegatum CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD109506  Trifolium willdenovii Collector unknown 1989-5-5 DQ 29 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD21392  Trifolium willdenovii J. Shepard 2001-4-27 436 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD55513  Trifolium willdenovii J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 649 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road about .4 mi., thence south 100 yd. 10 Comment
  UCD72413  Trifolium willdenovii Ellen Dean; Kate Mawdsley 2008-4-16 4818 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD84346  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR219528  Trifolium willdenovii Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 649 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd.(Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and 100 yards south 11 Comment
  UCR220401  Trifolium willdenovii Jean V. Shepard 2001-3-26 425 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.3 mi east along County Road 36 12 Comment
  CAS-BOT-BC228544  Trifolium willdenovii Beecher Crampton 1971-4-21 8676 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31 Comment
  OBI54935  Trifolium willdenovii Kathleen Faustini 1980-4-21 9 Yolo Rte E6 and Rd 32 Comment