Search Results — 2000 specimen records retrieved (1400 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD20548  Abies cephalonica Glen Forister 1981-4-8 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, N. end of can yard. Comment
  SD125430  Abutilon theophrasti Herman Timm, June McCaskill 1976-9-1 Yolo Weed: Annual weed; in Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, UC Davis. Comment
  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
  UCD116178  Abutilon theophrasti Herman Timm; June McCaskill 1976-9-1 s.n. Yolo In Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, University of California, Davis. Comment
  CDA4912  Abutilon theophrasti T. C. Fuller 1959-10-1 3265 Yolo Yolo Bypass at railroad trestle, River Road, ca. 4 miles east of Woodland. 0 Comment
  SEINET3195255 Image available Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest of Rumsey Comment
  UCD117061  Acer macrophyllum M. Wiesendanger 1927-5-4 636 Yolo Putah Canyon. 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
  SBBG4089  Acer negundo G. V. Morejohn 1954-4-23 14 Yolo 4.5 mi W of Davis Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. 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
  JEPS84692  Acer negundo var. californicum John W. Willoughby 1976-3-21 1230 Yolo along State Highway 128 between Monticello Dam and junction <of the highway> with County Road 86 (Pleasants Valley Road) (side of road next to Putah Creek (Solano Lake), n end of range Vaca Mountains); n end Vaca Mountains, Putah Creek (Solano Lake) 73 Comment
  SEINET3195241 Image available Acer negundo var. californicum David Lawfer 1952-3-19 127 Yolo Bank of Putah Creek, 4 miles west of Davis Comment
  UCD81459  Acer negundo var. californicum M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD18421  Acer truncatum Duane Gooden 2000-5-30 s.n. Yolo city of Davis, UC Davis campus, NE of Storer Hall. Comment
  UCD128293  Achillea millefolium J. K. Couch 1995-5-14 3 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  SEINET5712610  Achillea millefolium var. californica Russel Hopper 1975-1 22 Yolo 3.5 miles west of Winters on State Hwy 128.; Winters 56 Comment
  CDA30585  Achyrachaena mollis M. Beyers 2010-5-12 437 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  UCD144272  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
  UCD58021  Achyrachaena mollis Ellen Dean; K. Mawdsley 2007-4-6 3560 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
  UCD128398  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD160087  Acmispon brachycarpus Jessica Sanchez 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
  UCD47972  Acmispon brachycarpus M. Furuyama; M. Atamian, R. Brush, S. Olmsted, C. Owens 2000-4-29 4 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. 640 Comment
  UCD59313  Acmispon brachycarpus Ellen Dean; Kate Mawdsley 2007-5-11 3737 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
  UCD103750  Acmispon denticulatus Collector unknown 1925-5-21 1718 Yolo Causeway. Comment
  UCD104139  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD89137  Acmispon glaber Catherine E. Koehler 2008-6-27 s.n. Yolo McLaughlin Reserve, 0.5 mi NW of Reed Mine gate. 502 Comment
  UCD104110  Acmispon glaber Beecher Crampton 1959-5-26 5256 Yolo Above Putah Creek, Vaca Mtns. Ca. 8 miles west of Winters. Comment
  SD133938  Acmispon grandiflorus var. grandiflorus Barbara Ertter, Annetta Carter 1989-5-28 8529 Yolo Rayhouse Road, 4.3 miles from Highway 16, east side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mile below crest at large roadcut. 730 Comment
  UCD104374  Acmispon strigosus K. Esau 1925-5-1 s.n. Yolo Putah Canyon. Comment
  UCD104546  Acmispon wrangelianus E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  CDA18853  Acroptilon repens J. King 1999-6-21 PDR 1224531 Yolo Woodland. 0 Comment
  CDA19179  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Sacramento Valley; near the junction of East Main St. and Hwy 128, Winters. 0 Comment
  OBI68587  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Along roadside near the jctn of E Main St and Hwy 128, Winters. T08N, R01W, sect 22 BM:M Comment
  UC466768  Adenostoma fasciculatum W. P. Taylor 1912-6-27 Yolo Rumsey 152 Comment
  UCD68001  Adenostoma fasciculatum S. M. Smukler 1995-5-19 5 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, next to the trail. 450 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
  UCD58047  Adiantum jordanii Ellen Dean; K. Mawdsley 2007-4-6 3587 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
  SEINET240106  Aegilops speltoides Beecher Crampton 1961-5-8 T.O. 2621 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row E - 81. Comment
  SEINET3915564  Aegilops speltoides Beecher Crampton 1961-5-8 2621 A Yolo Uc Davis agronomy experimental area, plant introduction nursery, row -81; planted from seeds obtained from Iraq thru USDA Regional Plant Introduction Station, Ames, Iowa, USDA plant introduction #254-865. Seed received Aug. 22, 1960.; 0 Comment
  SBBG21209  Aegilops triuncialis B. Crampton 1959-5-26 Yolo 2.5 mi W of Winters Comment
  UCD51574  Aegilops triuncialis A. Haig 1958-10-1 s.n. Yolo Fred Coble Ranch, 2 miles west of Winters. Comment
  CDA37725  Aegilops triuncialis R. Breckenridge/K. Filippini 2009-5-15 s.n. Yolo Near Guinda, Tompkins Ranch. 0 Comment
  HSC62868  Aesculus californica J. M. DiTomaso 1979-5-12 983 Yolo 3.9 mi. E of Yolo-Colusa co. line on Hwy. 128, below Lake Berryessa, about 30 ft. from bank of Putah Creek. 76 Comment
  UCD23469  Aesculus californica Jean V. Shepard 2003-9-9 617 Yolo UC Davis campus, north of Hutchison Hall by loading dock. 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
  RSA634245  Aesculus californica Robert M. Rhode, B. Nemeth 1997-5-21 154 Yolo Stebbins reserve (University of California Nature Reserve) Cold Canyon Creek; 0.5 miles south of Solano/Yolo county line (Putah Creek) near CA Highway 128. Beside creek; 50 meters from entrance (Highway 128). 185 Comment
  SEINET5743816 Image available Aesculus californica Betsy Rich 1974-1 35 Yolo Foothill oak grassland near Putah Creek; State Hwy 128, 1 mile W of its intersection with Pleasants Valley Road.; Putah Creek Comment
  UCD97908  Agrostemma githago var. githago P. B. Kennedy 1918-1 s.n. Yolo Davis, University Farm. Comment
  UCD147182  Agrostis avenacea Carol W. Witham 2003-4-26 969 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41075  Agrostis avenacea Carol W. Witham 2003-8-8 1006 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA1700  Agrostis capillaris N. van Kleeck 1975-2-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  UCD37766  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  UCD53533  Agrostis stolonifera Leonard 1919-6-13 x 3063 Yolo Davis. Comment
  UCD21255  Ailanthus altissima J. Shepard 2000-4-13 139 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
  UCD164530  Aira caryophyllea Craig D. Thomsen 2006-5-10 2695 Yolo Camp Haswell County Park, at edge of turnout along Hwy 16. 137 Comment
  RSA697343  Aira danthonioides Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  SEINET5732709 Image available Ajuga reptans Terri Simon 1975-1 35 Yolo Cultivated in shaded garden at 320 K Street, Davis.; Davis Comment
  SEINET937600  Albizia julibrissin June McCaskill, Katherine Onaga 1962-1 655 Yolo University of California campus, Davis Comment
  UCD15446  Alisma lanceolatum Jean Shepard 1997-7-28 s.n. Yolo California, Yolo Co.; city of Davis, a volunteer in the Mace Ranch Subdivision landscaping, along East Covell Blvd., ca. 10 meters east of the intersection with Alhambra Blvd.; Comment
  UC735742  Alisma plantago-aquatica Charles B. Heiser Jr. 1947-7-22 1965 Yolo n of Davis Comment
  CAS-BOT-BC472799  Allium neapolitanum Peter H. Raven 1955-4-17 8278 Yolo Davis Comment
  UCD141804  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  UCD141816  Allium serra L. K. Mann 1957-4-7 s.n. Yolo 3 miles north of Rumsey, California on road 16 toward Clear Lake. Comment
  UCD82081  Allium serra Robin McMaster 1973-4-15 308 Yolo 3 mi NW from Rumsey. Comment
  UCSB31103  Allium triquetrum Vernon I. Cheadle 1961-3-8 M 753 Yolo collected in the Willowbank Willowbank Comment
  UCD55984  Alopecurus Beecher Crampton 1973-4-16 8919 Yolo Saxon S.W. 1. 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
  UCD37594  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD37908  Alopecurus saccatus Beecher Crampton 1962-4-28 6346 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55958  Alopecurus saccatus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCR141758  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  CDA3260  Amaranthus albus M. S. Bergseng 1958-10-12 1589 -58 Yolo Highway # 16-24, near Elkhorn Village, west of Sacramento. 0 Comment
  UCD39250  Amaranthus deflexus B. Crampton 1952-10-11 855 Yolo Davis. Waste lot in adobe soil. Comment
  UCD97774  Amaranthus retroflexus R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  UCD128815  Ambrosia psilostachya A. S. Crafts 1926-7-8 436 Yolo University Farm Campus, Davis. Comment
  UCD142964  Ambrosia psilostachya Ellen Dean; N. Gonzales 2013-8-8 7937 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  UCD81557  Ambrosia psilostachya W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  RSA312868  Ammannia auriculata Malcolm A. Nobs, S. Galen Smith 1949-7-18 1004 Yolo Winters, Sacramento Valley Comment
  CDA36698  Ammannia coccinea Margaret Bellue 1933-1 Yolo End of Causeway. 0 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
  UCD126105  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD127169  Ammi visnaga J. M. Tucker 1952-10-13 2628 Yolo Darneille Ranch, County Road 15C, around 5 miles south of Knights Landing. Comment
  UCR148809  Ammi visnaga G. Fred Hrusa 1999-7-14 15116 Yolo Sacramento Valley, Tule canal, c. 0.5 mi N of I-5 and c. 0.25 mi N of Main St. extension 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
  UC725784  Amsinckia A. A. Heller 1940-4-7 15531 Yolo in a field just w of the limits of Winters Comment
  CAS-BOT-BC213989  Amsinckia Peter H. Raven 1955-4-16 8274 Yolo Fields about Davis Comment
  CDA30728  Amsinckia intermedia M. Beyers 2010-5-12 445 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 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
  SEINET3828383  Amsinckia intermedia George K. Helmcamp, E. A. Helmkamp 2012-1 18775 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
  UC1178292  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  UCR207830  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2009-3-24 14448 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD119686  Amsinckia intermedia June McCaskill; Katherine Onaga 1963-5-2 664 Yolo Southwest of Gilmore Hall, University of California campus, Davis. Comment
  UCD15291  Amsinckia intermedia Claire Warshaw 1985-4-5 3 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  UCD21201  Amsinckia lycopsoides J. Shepard 2000-2-28 56 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. Northeast of parking lot, east of archery range at edge of open field. 12 Comment
  UCD41005  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
  UCD82161  Amsinckia lycopsoides J. Shepard 2000-5-13 241 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, then east of parking lots on S side of road. 12 Comment
  UCD119729  Amsinckia lycopsoides Stephen R. Chapman 1963-4-12 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102. Comment
  RSA0089944  Amsinckia menziesii D. Charlton 1990-3-3 4170 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD119773  Amsinckia menziesii M. Wiesendanger 1927-4-29 610 Yolo Woodland. 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
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  UCD19135  Anemone X hybrida Duane Gooden 1998-9-15 s.n. Yolo city of Davis, UC Davis campus, near bicycle underpass on east side of Shields Library. Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  UCD60338  Angelica californica Ellen Dean; Kate Mawdsley 2007-5-11 3783 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
  UCR148786  Anredera cordifolia Cynthia Cheney 1969-8-22 s.n. Yolo 411 University Avenue, Davis Comment
  CDA20513  Anredera cordifolia C. Blomquist 2004-9-24 s.n. Yolo Sacramento Valley; Davis, E St between 6th and 7th in alley. 0 Comment
  UCD129060  Anthemis cotula A. S. Crafts 1926-7-8 428 Yolo University Farm Campus, Davis. Comment
  UCD159499  Anthemis cotula D. S. Park 2010-8-25 249 Yolo West Sacramento. E main St. Under bridge. Abundant along water. 2 Comment
  UCR257088  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 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
  UCD129065  Anthemis cotula Morris Halperin 1932-6-11 s.n. Yolo near agronomy field, Davis. Comment
  CDA30588  Anthriscus caucalis M. Beyers 2010-5-12 448 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD72428  Apiastrum angustifolium Ellen Dean 2008-4-25 4855 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  SEINET955762  Apocynaceae June McCaskill, Roman Gankin 1961-1 634 Yolo University of California, Davis. Comment
  RSA401385  Apocynum sibiricum Glenn A. Gorelick 1965-8-26 s.n. Yolo Near Low Water Bridge, Davis Comment
  CHSC83115  Arbutus unedo J. Barry 1965-3-3 Yolo Poultry Bldg., UCD. Comment
  UCD81288  Arctostaphylos G. L. Stebbins Jr. 1966-2-22 6308 Yolo Summit ridge of Glasscock Mountain. 731 Comment
  UCD51920  Arctostaphylos manzanita F. W. Hays 1927-1-30 582 Yolo Putah Canyon. Comment
  UCD52066  Arctostaphylos manzanita Beecher Crampton 1970-2-10 8532 Yolo 2 miles W of Winters. Comment
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  CAS-BOT-BC146316  Aristida ternipes var. gentilis Beecher Crampton 1962-9-11 6667 Yolo 2.5 miles west of Winters. Comment
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD56567  Aristida ternipes var. gentilis L. F. Lane 1950-5-22 s.n. Yolo west of Winters. Comment
  LA76971  Aristolochia californica J. A. Ewan; 1934-3-18 8687 Yolo Putah Creek, 8 mi. above 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
  RSA696207  Aristolochia californica Keith E. Hoffmaster 1939-2-25 947 Yolo Putah canyon, Coast Range west of Winters Comment
  UC1543118  Aristolochia californica Charlotte G. Nast 1936-3-27 25 Yolo Putah Canyon east Comment
  RSA92880  Aristolochia californica Annetta Carter 1934-3-18 453 Yolo About seven miles from Winters, Putah Creek road Comment
  UCR198145  Artemisia biennis Arthur M. Shapiro 2007-9-28 s.n. Yolo Sacramento Valley, Yolo Bypass, west Sacramento Comment
  CAS-BOT-BC90269  Artemisia douglasiana Roxana Stinchfield 1916-6-25 333 Yolo Buckeye Creek - Goodin Ranch Comment
  UCD129291  Artemisia douglasiana Daryl Koutnik; John Sowell 1978-10-27 571 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  JEPS41108  Arthrocnemum subterminale Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9126 Yolo 1.12 mi ne Woodland (along Kentucky Ave. (Road 20) ca 0.25 mi n of Sewage Disposal Plant) Comment
  UCD56077  Arundo donax R. Tofsrud 1941-10-1 150 Yolo Davis. Comment
  UCD56080  Arundo donax R. Tofsrud 1941-10-1 23 Yolo Davis. Comment
  HSC82061  Asclepias cordifolia Thomas W. Nelson, Jane P. Nelson 1980-4-27 5104 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  UCD55485  Asclepias fascicularis J. Shepard 2003-10-26 621 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 Co. Rd. 36 .4 mi., then 10 yd. north. 12 Comment
  UCD121329  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo Along S.P. railroad tracks, near Davis. Comment
  RSA401107  Asclepias speciosa Glenn A. Gorelick 1965-8-26 s.n. Yolo Davis Comment
  UCD121368  Asclepias speciosa Mark F. Bean 1976-8-10 s.n. Yolo Next to community gardens opposite PG and E, 5th Street, Davis. Comment
  UCD121373  Asclepias speciosa C. B. Heiser Jr. 1946-9-18 1862 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD20594  Astragalus clevelandii E. Dean; with M. Bibbo 2002-7-5 1137 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  RSA733923  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West David School. Comment
  CAS-BOT-BC182662  Astragalus douglasii Roxana Stinchfield 1916-6-26 348 Yolo D'Oyly Sheep Ranch - near Dunnigan Comment
  JEPS54607  Astragalus douglasii W. L. Jepson 1920-5-23 8960 Yolo Buckeye Creek bed , vicinity Hershey (vicinity Hershey) Comment
  UCD34226  Astragalus tener Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. 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
  UCD105441  Astragalus tener var. tener C. O. Jacobs 1916-4-1 s.n. Yolo Around Davis. Comment
  UCD33930  Astragalus tener var. tener Beecher Crampton 1975-4-18 9159 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCD36882  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo Yolo County, 7 miles northeast of city of Davis, County Road 103. Comment
  UCD39175  Astragalus tener var. tener Beecher Crampton 1953-5-5 1212 Yolo 1.5 miles northeast Davis. Along Road 102. 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
  SBBG115893  Atriplex argentea var. expansa B. Crampton 1985-9-5 10017 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  SD180598  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  JEPS41116  Atriplex depressa Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9125 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20) ca 1/4 mi n of Sewage Disposal Plant); ne of Woodland 10 Comment
  RSA612720  Atriplex depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  JEPS41117  Atriplex joaquinana Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9117 Yolo in fallow fields adjacent to air-strip (landing field) and sewage disposal (treatment) plant 1.8 mi ene Woodland ((measured from U.S. 99W)); ene of Woodland 10 Comment
  SEINET4135107  Atriplex joaquinana Howard C. Stutz 1991-5-30 95515 Yolo Woodland.; 0 Comment
  SEINET4135122  Atriplex joaquinana Erica Smith 2007-6-28 6 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.; 0 5 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
  UCD97457  Atriplex joaquinana Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9117 Yolo 1.8 miles east northeast of Woodland (measured from US 99W.) 10 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
  UCD97635  Atriplex prostrata Daryl Koutnik; John Sowell 1978-10-27 572 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  UCD62892  Atriplex rosea Erica Smith 2007-6-28 7 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
  UCD81053  Atriplex rosea Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5589 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
  UCD56179  Avena barbata C. J. W. 1914-4-1 s.n. Yolo Davis. Comment
  UCD56206  Avena barbata R. Koch 1996-6-1 13 Yolo Davis. Along bike path in West Davis. 15 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
  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
  UCD19445  Avena fatua J. Shepard 2000-2-18 37 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 100 yd. along unpaved entrance road, on south side of road. 12 Comment
  UCD56321  Avena fatua Cay Collette 1975-4-5 1 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 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
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD37514  Avena sativa Beecher Crampton 1961-4-3 5849 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56499  Avena sterilis P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  UCD136016  Azolla filiculoides W. R. Russell; C. B. Heiser Jr. 1947-5-3 1908 f Yolo Under Yolo Causeway. 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
  UCD129302  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1954-4-15 1773 Yolo 5 miles west of city of Winters. Putah Creek, Putah Canyon. Comment
  UCD129450  Baccharis salicifolia subsp. salicifolia K. Esau 1931-4-26 2184 Yolo Putah Canyon. Comment
  UCD20818  Baccharis salicifolia subsp. salicifolia N. Nicola 2001-3-28 034 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. 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
  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
  SEINET10732931  Beta vulgaris Stephanie Frischie 2000-10-7 Frischie 104 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA21290  Bidens frondosa G. F. Hrusa, C. & E. Dogwin 2007-10-18 17077 Yolo Sacramento Delta; Merritt boat launch on W side of Sacramento River approx. 1 mi. N of Hood. 3 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
  UCD129590  Blennosperma nanum S. E. Keeton; E. H. Hyde 1938-4-4 s.n. Yolo roadside northeast of Davis. Comment
  RSA654049  Boisduvalia cleistogama Beecher Crampton 1975-6-18 9222 Yolo Junction of county roads 38 and 106 off the SW corner Comment
  CAS-BOT-BC28210  Bolboschoenus fluviatilis Roxana Judkins [later Mrs. Ferris q.v.] Stinchfield 1916-6-11 s.n. Yolo Tule at mouth of Buckeye Cr. Comment
  CAS-BOT-BC474757  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on N side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  UCD142936  Bolboschoenus fluviatilis Ellen Dean; T. Starbuck 2013-10-5 8004 Yolo UC Davis Restoria site on north side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #3D 15 Comment
  CHSC79376  Bolboschoenus glaucus Beecher Crampton 1952-10-31 902 Yolo Edge of a Typha stand. Comment
  UCD140013  Bolboschoenus maritimus Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9128 Yolo Along north-south lateral (rd.) 0.9 mile north of Hebron siding (Sacramento Northern Railway). 1.9 miles east of Woodland flanking waste water disposal areas on both sides of road. 10 Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of 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
  SEINET10881347  Brassica campestris Stephanie Frischie 2000-10-14 Frischie 144 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD114738  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD41120  Brassica oleracea S. Greenleaf 2002-4-2 155 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCD38765  Brassica rapa Beecher Crampton 1958-1-7 4656 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD129701  Brickellia californica M. Phillips 1929-10-1 2068 Yolo Putah Canyon. Comment
  CAS-BOT-BC278146  Bridelia cathartica Eva Bayon 2012-10-19 3005 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD57422  Briza minor Elizabeth Wilson Fall 1936 s.n. Yolo Davis. Comment
  UCD73610  Briza minor Ellen Dean; Elizabeth Goebel 2008-4-7 4738 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
  SEINET196503  Brodiaea capitata R. B. Griffith 1949-3-20 4 Yolo Putah Canyon Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET205135  Brodiaea pulchella Robert Haydon 1966-3-20 13 Yolo State Highway 128 4 miles west of Winters. 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
  SEINET239849 Image available Bromus Beecher Crampton 1978-11-4 4779 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery; Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  UCD57631  Bromus arenarius Beecher Crampton 1958-4-21 4708 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. Comment
  RSA655135  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Davis. Along railroad embankment. Comment
  UCD36860  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Yolo County, city of Davis. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCD57700  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Davis. Davis Station. Southern Pacific RR Triangle. Comment
  SEINET242452  Bromus brevis Beecher Crampton 1962-4-26 T.O.s.n. Yolo UC Davis agronomy experimental area, plant introduction nursery; row E-117, acc # E-117 Comment
  UCR152423  Bromus carinatus var. carinatus Beecher Crampton 1967-5-1 7844 Yolo Davis, B St. between 3rd and 4th Streets Comment
  SEINET215499 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4426 Yolo CULTIVATED ; CULTIVATED; in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  UCD59130  Bromus carinatus var. marginatus E. G. Cakin 1947-4-29 s.n. Yolo University Farm, University of Calif. at Davis, Davis. Comment
  UCD136167  Bromus caroli-henrici Andrew Raeburn 2013-7-1 s.n. Yolo in foothills of the Inner North Coast Range north of the town of Winters. At west end of County Road 87, near Union School Slough. Private land recently purchased by John Anderson. 113 Comment
  UCD73728  Bromus caroli-henrici Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD33692  Bromus catharticus Beecher Crampton 1972-3-29 8778 Yolo Yolo County, UC Davis campus. Comment
  UCD37539  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo Yolo County, city of Davis, University of California campus, Horticulture Lath House. Comment
  UCD58323  Bromus catharticus A. A. Beetle 1946-5-1 4708 Yolo Davis Campus. Comment
  UCD58362  Bromus catharticus Joseph M. DiTomaso 1976-3-21 340 Yolo Davis. Comment
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  CAS-BOT-BC242663  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Davis, Southern Pacific Railroad Comment
  HSC101405  Bromus diandrus J. P. Smith 2011-4-27 13140 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  RSA562683  Bromus diandrus D. Charlton 1990-3-3 4174 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  RSA697040  Bromus diandrus Keith E. Hoffmaster 1946-4-15 1067 Yolo Davis. Comment
  SACT000538  Bromus diandrus John Willoughby 1977-3-29 Yolo fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and PLeasants Valley Road, in riparian woodland. Comment
  SEINET238947 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  SEINET238948 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD33165  Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Yolo County, Davis, around buildings. Comment
  UCD34858  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD37836  Bromus diandrus Beecher Crampton 1962-4-18 6226 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. 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
  UCD58558  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Southern Pacific Railroad. Comment
  UCR137667  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Sacramento Valley, Davis, Southern Pacific Railroad 16 Comment
  RSA697039  Bromus hordeaceus Keith E. Hoffmaster 1946-4-19 1068 Yolo Davis Comment
  UC1543157  Bromus hordeaceus Charlotte G. Nast 1936-4-17 129 Yolo n of Davis (Woodland Highway); Woodland Highway Comment
  UCD37382  Bromus hordeaceus Beecher Crampton 1960-4-26 5488 Yolo City of Davis. Comment
  UCD56712  Bromus hordeaceus Ellen Dean; M. Bibbo 2007-3-23 3405 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
  UCD58846  Bromus inermis L. Y. Leonard 1919-6-13 X 3062 Yolo Davis. Comment
  UCD58863  Bromus japonicus Beecher Crampton 1956-6-20 s.n. Yolo Davis. Agronomy Division Grass Garden. Comment
  HSC98353  Bromus laevipes J. V. Lenz 1947-5-8 Yolo Rumsey Comment
  UC1040708  Bromus laevipes Beecher Crampton 1956-5-31 3492 Yolo foothills 3.5 mi w of Winters (border of Yolo-Solano Counties) 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
  UCD59275  Bromus racemosus M. Wiesendanger 1927-4-29 605 Yolo Davis. Comment
  UCD164511  Bromus sterilis Craig Thomsen 2006-5-4 2687 Yolo Camp Haswell County Park. In parking lot, west of Cache Creek. 144 Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. 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
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. 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
  UCD105594  Caesalpinia gilliesii H. W. Chandler 1964-9-28 s.n. Yolo Along roadside, Rd. 89, 1 mi. S. of Madison. Comment
  CHSC59795  Calandrinia ciliata Seri Rudolph 1975-4-9 3 Yolo Univ of Calif Davis campus. 9/10 mi s of Hutchinson Rd on rd marked 'University Airport, Bee Biology, A Phi O Area'. Plants more or less in groups beside rd. Comment
  UCD146828  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
  UCD160546  Calandrinia ciliata Ellen Dean; Craig Thomsen 2015-3-21 8600 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
  UCD21350  Calandrinia ciliata J. Shepard 2001-2-16 362 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. North of parking lot on the north side, in archery range. 12 Comment
  UCD56770  Calandrinia ciliata Ellen Dean; M. Bibbo 2007-3-23 3462 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
  UCD100236  Calandrinia ciliata Mrs. Lida Lyon 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  CAS-BOT-BC167307  California macrophylla B. Crampton 1955-5-12 2773 Yolo Moon Ranch, 7.5 miles west of Davis Comment
  UCD82191  Callitriche marginata J. Shepard 2004-3-21 644 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 .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCR219527  Callitriche marginata Jean V. Shepard 2004-3-21 644 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 c. 20 yards west of Dept. of Defence fence, 0.4 mi south, and c. 40 yards north of County Road 36 12 Comment
  CHSC79238  Callitris canescens H. Fong 1972-8-16 Yolo D-2 Comment
  SEINET3863098 Image available Callitris glauca A. T. Leiser 1986-9-30 s.n. Yolo Ucd (UC Davis) D-2 Row 7 Plant 1.; 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
  UCD62863  Calochortus amabilis Tavis Forrester; Plant Biology 102 students 2008-4-6 2 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
  SEINET8194291  Calochortus amabilis Unknown 1967-4-19 s.n. Yolo Winters area. 213 Comment
  UCD139485  Calochortus amabilis M. Wiesendanger 1927-5-4 692 Yolo Monticello - Napa Road. Comment
  UCD59308  Calochortus luteus Ellen Dean; Kate Mawdsley 2007-5-11 3732 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
  HSC62900  Calycanthus occidentalis J. M. DiTomaso 1979-5-14 1000 Yolo Next to Cache Creek on Hwy. 16 213 Comment
  UCD137804  Calycanthus occidentalis E. M. Gifford; V. I. Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCD137882  Calycanthus occidentalis S. C. Hanson 1949-5-5 6 Yolo Putah Canyon, about 3 miels from Winters. Comment
  HSC62856  Calystegia purpurata subsp. purpurata J. M. DiTomaso 1979-5-12 988 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  POM248193  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UC763040  Camissoniopsis intermedia R. F. Hoover 1938-4-23 3195 Yolo grade on Rumsey-Arbuckle rd Comment
  UCD57792  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas. 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
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. Comment
  CAS-BOT-BC37055  Capsella bursa-pastoris Oakley Shields 1970-3-19 66 Yolo Thompson Canyon, 1 mile northeast of Monticello, Vaca Mountains, west of Winters. Comment
  SFV8745  Capsella bursa-pastoris J. Glover 1972-3-17 14 Yolo Sacramento Valley Davis. University of California campus. Field across from Briggs Hall. Comment
  UCD114116  Capsella bursa-pastoris F. H. Bolster 1912-4-9 s.n. Yolo Davis. Comment
  UCD114125  Capsella bursa-pastoris S. H. Frederick 1912-3-2 2 Yolo Davis. Comment
  UCD114163  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD14254  Capsella bursa-pastoris Laurie E. Miller 1974-4-7 86 Yolo Yolo County, Davis, off Hutchison Road, towards University of California, Davis Starling Control Lab; 19 Comment
  SEINET11241619  Cardamine B. Crampton 1998-5-18 10361 Yolo Ca 2.5 miles N of Davis, along County Road 29, just W of its junction with County Road 101A. Comment
  UCD83372  Cardamine hirsuta Jean Shepard 2010-3-14 832 Yolo City of Davis, 1700 block Myrtle Place. Comment
  UCD83576  Cardamine hirsuta Jean Shepard 2010-4-3 836 Yolo City of Davis, Mace Ranch subdivision. Intersection Costa Mesa and Carmelo, SW corner. Comment
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. 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
  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
  CDA3645  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  CDA3736  Cardaria pubescens Margaret Bellue 1932-7-19 Yolo Tiger Inn 0 Comment
  UCD15245  Carduus pycnocephalus Barry Montoya 1981-5-30 18 Yolo Along Highway 128, west of Winters, 20 meters inside Stebbins Cold Canyon Reserve, on both sides of the entrance path. 124 Comment
  UCD85579  Carduus pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  UCD135904  Carduus pycnocephalus subsp. pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. Comment
  CDA16213  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Sacramento Valley; Tule canal. Ditch at intersection of Tule canal & Main St. exit (Hwy 16), +- 5 m, E oWoodland. Common here, rhizomatous. 0 Comment
  UCD141698  Carex barbarae Ellen Dean; M. Taylor 2013-6-21 7810 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
  UCD59362  Carex barbarae Ellen Dean; Kate Mawdsley 2007-5-11 3786 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, northeastern corner of ranch. 337 Comment
  UCD141593  Carex nudata Ellen Dean; A. Ayalon 2013-5-16 7764 Yolo Along Putah Creek, west of Old Davis Rd., east of Railroad overpass. UC Davis Putah Creek Reserve. In plot DRR 2E of Putah Creek vegetation survey. 15 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET8700377 Image available Carex praegracilis Everett Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A Comment
  UCD140750  Carex praegracilis Beecher Crampton 1953-4-23 1133 Yolo 4 miles west of city of Davis. 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
  SEINET10878225  Castanea Stephanie Frischie 2000-10-14 Frischie 152 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET9327283  Castanea dentata June McCaskill, Tucker, J. 1957-8-30 539 Yolo City of Davis, 1 mi W of UC Davis campus, just W of University Airport, E of Bee House, on Stralock farms. Comment
  UCD122265  Castilleja affinis R. H. Ramsey 1961-3-18 11 Yolo On steep, southwest slope of Cache Creek canyon; State Highway 16, 3 miles northwest of Rumsey. 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
  JEPS43522  Castilleja applegatei subsp. martinii Richard H. Ramsey 1961-3-18 11 Yolo Cache Creek Canyon, 3 miles northwest of Rumsey on Hwy. 16 Comment
  JEPS5855  Castilleja applegatei subsp. martinii E. H. Everson 1951-2-24 Yolo 3.5 mi nw Rumsey; Cache Creek 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
  UCD122279  Castilleja applegatei subsp. martinii E. H. Everson 1951-2-24 s.n. Yolo Cache Creek, 3.5 miles northwest of Rumsey. Comment
  SEINET12350271  Castilleja attenuata Unknown 1998-4-28 7 Yolo near base of Monticello Dam Comment
  UCD149350  Castilleja attenuata R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD80832  Castilleja attenuata Ellen Dean 2009-3-22 5289 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. NE corner of property, E of drainage pond. 9 Comment
  SEINET13767993  Castilleja densiflora Schank 1959-3-28 s.n. Yolo Above the Monticello Dam, ca 4 miles W of Winters. 305 Comment
  HSC20885  Castilleja exserta subsp. exserta M. Dole 1963-4-9 17 Yolo 2 mi. W of Zamora on Rd. 15 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
  UCD122534  Castilleja foliolosa M. Ramos 1996-5-7 8 Yolo Mix Canyon Road. 396 Comment
  UCD168990  Castilleja foliolosa Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9293 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
  UCD41023  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39884  Casuarina cunninghamiana Beecher Crampton 1986-10-6 s.n. Yolo City of Davis; near L st. Comment
  UCD55502  Caulanthus lasiophyllus J. Shepard 2001-3-16 400 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 .2 mi. along unpaved entrance road, then nearly .5 mi south toward Co. Rd. 36, 20 yd. north of the road. 12 Comment
  UCD82202  Caulanthus lasiophyllus J. Shepard 2000-5-18 253 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 .2 mi. along unpaved entrance road, then south along track. 12 Comment
  UCD73673  Ceanothus cuneatus Ayzik Solomeshch 2004-5-3 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
  CHSC83129  Ceanothus maritimus Andrew T. Leiser 1979-3-22 Yolo B6, R32, P37, UCD. 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
  SEINET8058041 Image available Cedrus deodara June McCaskill, Katherine Onaga 1963-9-4 669 Yolo Davis, Southwest corner of Quadrangle, University of California campus Comment
  UCD20545  Celtis spinosa Glen Forister 1981-5-27 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, west of can yard. Comment
  UCD34782  Cenchrus longispinus Beecher Crampton 1989-8-22 10227 Yolo Yolo County, 6 miles west of Winters on Hwy. 128, opposite public access road at mouth of Putah Creek Canyon. Comment
  CDA18062  Centaurea calcitrapa J. Young 1999-7-29 PDR 1226231 Yolo Winters. 0 Comment
  CDA7202  Centaurea calcitrapa G. D. Barbe 1984-6-28 4175 Yolo Eastern shore of Lake Berryessa, west of Running Deer Ranch near lake shore; 2.5 miles south of Berryessa-Knoxville Road. 0 Comment
  UCD130011  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins property, Co. Rd., 57 and Highway 16, Guinda. Comment
  CHSC107010  Centaurea iberica Dave Minnesang; Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106. Comment
  RSA44385  Centaurea repens C. B. Heiser Jr. 1947-6-10 1934 Yolo Near midget auto tracks, West Sacramento Comment
  SEINET11262180  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road.; 0 12 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
  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-BC284495  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA37728  Centaurea solstitialis R. Breckenridge/K. Filippini 2009-7-25 s.n. Yolo Brooks. 0 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  UCD130084  Centaurea solstitialis B. Crampton 1957-7-16 4395 Yolo north of Hunt Hall, University of California, Davis Campus. Comment
  UCD15276  Centaurea solstitialis Claire Warshaw 1985-5-31 23 Yolo city of Davis, 1 mile north of Covell Blvd, in F Street field near green belt. 12 Comment
  UCD15685  Centaurea solstitialis David Uyeno 1989-6-4 8 Yolo Chiles Rd, Davis. 12 Comment
  UCD41141  Centaurium C. Holn 2002-5-24 222 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Brooks. Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range 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
  CAS-BOT-BC279105  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12891 Yolo 6.5 miles south of Woodland on highway between Davis and Woodland Comment
  UCD130155  Centromadia parryi subsp. rudis W. W. Robbins; W. D. Norton 1927-10-1 833 Yolo West of Davis. Comment
  UCD135690  Centromadia parryi subsp. rudis Bruce G. Baldwin 1985-10-15 545 Yolo west edge of Yolo Causeway between Interstate 80 and the Davis-Sacramento railroad tracks. 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
  UCD34255  Centromadia pungens Beecher Crampton 1978-6-26 9612 Yolo 4 miles S.E. of Woodland. Comment
  UCD38756  Centromadia pungens Beecher Crampton 1957-10-25 4638 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD81064  Centromadia pungens Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5598 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
  CAS-BOT-BC279407  Centromadia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland & Davis Comment
  CAS-BOT-BC279409  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC279411  Centromadia pungens subsp. pungens Clarence R. Quick 1969-8-18 69 -18 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC279414  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 miles N. of intersection with Sacramento road) 30 Comment
  UCD121537  Cephalanthus occidentalis M. Phillips 1929-10-1 2066 Yolo Putah Canyon. Comment
  UCD35815  Cephalanthus occidentalis B. Crampton 1962-8-27 6644 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. 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
  UCSB62945  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo Sutter BM Pass 30 Comment
  JEPS12452  Cephalanthus occidentalis var. californicus W. L. Jepson 1934-7-28 16743 Yolo Capay Valley Comment
  UCD98010  Cerastium fontanum subsp. vulgare Michelle Mahoney 1965-5-20 21 Yolo Davis, southwest corner of 3rd and J streets. 15 Comment
  RSA696189  Cerastium glomeratum Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon Comment
  UCD40989  Cerastium glomeratum Carol W. Witham 2003-4-9 919 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-BC207652  Cercis occidentalis P. B. Kennedy 1920-5-27 s.n. Yolo Putah Creek Canyon Comment
  CDA29539  Cercis occidentalis M. K. Beyers 2009-7-18 170 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  HSC98221  Cercis occidentalis W. R. Rogers 1966-5-8 245 Yolo Hwy. 16, 3 mi. W of Rumsey. Comment
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon Comment
  RSA801720  Cercis occidentalis Lois Weston 1942-4-24 1138 Yolo Putah Canyon. Comment
  SEINET803186  Cercis occidentalis W. P. Hachett 1960-1 26 Yolo In an exposed shallow basin 20 Feet from roadside and ca. 50 yards from Cache Creek. On State Highway 128 ca. 6.1 miles north from Rumsey. 137 Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UC723821  Cercis occidentalis Joseph Andorfer Ewan 1934-3-18 8688 Yolo 8 mi above Winters; Putah Creek Comment
  UC764601  Cercis occidentalis R. F. Hoover 1939-3-5 3900 Yolo Rumsey Comment
  UCD105657  Cercis occidentalis Andreas Stohr 1996-4-21 1 Yolo Along Road 128, near to Cold Canyon Preserve. Comment
  UCD105665  Cercis occidentalis M. Wiesendanger 1928-4-5 355 Yolo Putah Canyon. Comment
  UCD13318  Cercis occidentalis Bill Chally 1989-5-28 13 Yolo Yolo Co. Stebbins Reserve, W of Winters, along hwy 128. T8N, R2W, Sect. 29, SE 1/4. Elev. 440 ft. 134 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
  UCR206542  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-3-17 14405 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  RSA739227  Cercocarpus betuloides Keith E. Hoffmaster 1946-4-13 1227 Yolo Putah Canyon. Comment
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  UCD112964  Cercocarpus betuloides Collector Unknown Date Unknown s.n. Yolo Western Yolo County. Comment
  UCD113018  Cercocarpus betuloides Amelie Blyth 1952-4-6 4- 4 Yolo Bank of Putah Creek, about 5 miles W of Winters, on highway between Winters and Monticello. 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
  UCD97111  Cercocarpus betuloides var. betuloides Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7011 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
  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
  CAS-BOT-BC284547  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
  CHSC117311  Chamaesyce nutans B. Castro; Tom Boullion 2008-9-17 1768 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, just W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6, not far off road. 11 Comment
  UCD38523  Chenopodium X pseudostriatum Beecher Crampton 1956-1-3 3214 Yolo 3/4 mile north of Davis. Comment
  UCD149332  Chenopodium album Collector Unknown 1925-6-12 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD20907  Chenopodium album N. Nicola 2001-10-18 135 Yolo Capay Valley, off of Hwy. 16; growing on organic farm near town of Guinda. Comment
  UCD81550  Chenopodium album W. W. Robbins; W. D. Norton 1928-8-1 1424 Yolo near Clarksburg. Comment
  UCD81846  Chenopodium album Ellen Dean; M. Showers, G. Harrington 2009-6-3 5765 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCD34175  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis, Russell Blvd. Comment
  CHSC117349  Chenopodium ambrosioides var. suffruticosum B. Castro; Tom Boullion 2008-9-17 1769 Yolo Sacramento Valley. CA 3 air mi SE of Knights Landing, via Road 116B, W of 'Wild Irishman Bend' on tpo map, on W band of the Sacramento River at RM 85.6. Not far above river, along lower fenceline of disturbed, irrigated 2 year-old riparian revegetation site. 10 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
  UCD73835  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. 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
  SEINET239725 Image available Chloris uliginosa Beecher Crampton 4346 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  CAS-BOT-BC184891  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo Along US Highway 99W, 3 miles north of Davis. Comment
  CDA1899  Chloris virgata Arthur M. Shapiro 1996-7-4 s.n. Yolo Road 29, opposite end of F Street, approximately 2 miles north of Davis. 0 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
  SEINET3926099  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Along road 98 just north of jct. with road 25A.; 0 Comment
  CAS-BOT-BC238012  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland Comment
  UCD114616  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, at Cross and East streets. Comment
  CHSC100176  Chorizanthe membranacea John Dittes 2007-5-20 1451 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
  UC762661  Chorizanthe membranacea R. F. Hoover 1938-4-23 3200 Yolo grade on Rumsey- Arbuckle Road; Rumsey-Arbuckle Road Comment
  UCD59329  Chorizanthe membranacea Ellen Dean; Kate Mawdsley 2007-5-11 3753 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. 637 Comment
  UCD130312  Cichorium intybus Beecher Crampton 1968-7-31 8317 Yolo Davis. Comment
  UCD130560  Cirsium arvense R. N. Raynor 1941-5-28 s.n. Yolo Davis. Comment
  SFV8284  Clarkia affinis E. F. Beukman 1964-4-19 12 Yolo North Coast Ranges Cache Creek Canyon. State Highway 16, 2.5 miles north of Rumsey. 150 Comment
  UCD160197  Clarkia affinis Taylor Blevins 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
  SFV8308  Clarkia concinna R. Inokuchi 1971-5-8 36 Yolo North Coast Ranges Along Cache Creek, 3 miles northwest of Capay. 100 Comment
  UCD48062  Clarkia concinna Ryan Knox; E. McDermott, G. Walden 2002-4-13 16 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. 491 Comment
  POM32011  Clarkia concinna subsp. concinna C. F. Baker 1903-5-8 2982 Yolo Cache Creek canyon Comment
  UCD73665  Clarkia gracilis 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
  UCD73703  Clarkia gracilis Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD146824  Clarkia gracilis subsp. gracilis Carol W. Witham 2003-4-26 971 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58052  Clarkia gracilis subsp. gracilis Ellen Dean; K. Mawdsley 2007-4-6 3592 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
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  UCD59312  Clarkia purpurea subsp. quadrivulnera Ellen Dean; Kate Mawdsley 2007-5-11 3736 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
  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
  UCD105031  Clarkia unguiculata H. A. Borthwick 1925-5-5 1850 Yolo 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
  UCD105068  Clarkia unguiculata K. O'Keefe 1995-6-3 s.n. Yolo Upper west bank of Cold Creek, 200m. from confluence wth Putah Creek. Below and E of Lake Berryessa, off of Highway 128. 120 Comment
  UCD73108  Claytonia perfoliata Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek, by creek crossing. 100 Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  UC917249  Clematis ligusticifolia J. D. Skoss 1948-8-12 74 Yolo bank of Putah Creek Davis (U.C. California campus); , U.C. California campus Comment
  UCD95594  Clematis ligusticifolia J. D. Skoss 1948-8-12 74 Yolo Bank of Putah Creek, UC Davis campus, UC Davis. Comment
  UCD170945  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  SEINET12239569  Coleonema pulchrum D. K. Sexton 1956-4-8 261 Yolo Christian Science Church, SE corner Sixth & D Streets, Davis Comment
  SEINET893259  Coleus blumei H. H. Dickson 1950-1 11 Yolo Landscape Gardening greenhouse, University of California campus, Davis Comment
  RSA734138  Collinsia concolor Lois Weston 1942-4-24 1174 Yolo Putah Canyon. Comment
  UC638790  Collinsia heterophylla Ethel Crum 1938-5-7 1982 Yolo 4 mi n of Rumsey (Inner North Ranges, Cache Creek Canyon); Inner North Ranges, Cache Creek Canyon 152 Comment
  UCD48211  Collinsia heterophylla Ryan Knox; E. McDermott, G. Walden 2002-4-13 15 Yolo Yolo Co., McLaughlin 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. 487 Comment
  UCD73250  Collinsia heterophylla Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4831 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 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
  UCD123657  Collinsia sparsiflora R. H. Miller 1949-3-27 3 Yolo Putah Canyon. Comment
  UCD123651  Collinsia sparsiflora Beecher Crampton 1982-3-8 9817 Yolo 2 miles west winters. Comment
  UCD19171  Collinsia sparsiflora A. M. Shapiro 1988-3-21 s.n. Yolo Willow slough bypass. Comment
  UC766271  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UCD39204  Colutea arborescens Beecher Crampton 1953-5-25 1333 Yolo U.C. campus, Davis. Comment
  UCD36841  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD127312  Conium maculatum H. B. Nidever 1951-4-12 13 Yolo about 3 miles NE of Davis. Comment
  UCSB50182  Consolida ajacis Gray, John 1976-4-25 Yolo In empty lot near Aggie-Villa, Davis; T 8N R 3E Sec 15 15 Comment
  UCD126134  Convolvulus arvensis K. Twitchell 1996-4-21 14 Yolo Road 96, near Russell Blvd., Davis. 22 Comment
  UCD62918  Convolvulus arvensis Christa Lindsey; Plant Biology 102 students 2008-5-3 9 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Near entrance to Bray Canyon. Close to entrance gate and Hwy 128. 60 Comment
  CDA36797  Convolvulus arvensis K. Davis 1976-6-3 1 Yolo Sutter Island; bank of Sacramento River. 0 Comment
  RSA394808  Convolvulus arvensis Glenn A. Gorelick 1966-6-1 s.n. Yolo On campus at U.C. Davis. Comment
  UCD14212  Convolvulus arvensis Dan Ray 1974-6-2 66 Yolo Yolo County; Road 103 at Chiles Road; 15 Comment
  UCD15692  Convolvulus arvensis David Uyeno 1989-6-8 15 Yolo Covell Blvd., Davis. 12 Comment
  UCD34107  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
Read comments
Jun 24 2008
  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
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  UCD127342  Coriandrum sativum Nancy A. Gee 1986-5-1 40 Yolo State Highway 113, Hutchinson Drive overpass, Davis. 15 Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  SEINET11248506 Image available Cotoneaster pannosus June McCaskill 1954-5-18 308 Yolo Southeast corner of Agricultural Engineering 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
  UCD130878  Cotula australis Chas. Heiser Jr. 1947-2-15 1878 Yolo Davis. Comment
  UCD80938  Cotula coronopifolia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5341 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
  UCD150996  Cotula coronopifolia D. S. Park; S. Nicole 2010-5-11 75 Yolo Davis wetlands. Comment
  UCD101829  Crassula connata A. A. Beetle 1945-2-15 4182 Yolo Putah Creek Canyon, west of Winters. Comment
  CDA9632  Cressa truxillensis D. G. Kelch 2007-5-18 7 .329 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  HSC41163  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo N of Yolo bypass, Ca. 20 mi. N of Sacramento along I-5. Under Southern Pacific Railroad trestle. Comment
  UCD125734  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD126222  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Holland Land Company, Clasksburg-Sacramento River. Comment
  UCD126224  Cressa truxillensis Robbins; Norton 1928-8-1 1418 Yolo near Clarksburg. Comment
  UCD125724  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  UCD126213  Cressa truxillensis S. C. Hanson 1949-5-15 16 Yolo under Yolo Causeway. Comment
  UCD162345  Crocanthemum scoparium Craig Thomsen 2006-6-8 2655 Yolo Camp Haswell Otis Ranch Regional Park. West side of Cache Creek. Vicinity of ridgeline trail Comment
  UCD149343  Croton setiger Collector Unknown 1925-5-21 s.n. Yolo Causeway. 4 Comment
  UCD20900  Croton setiger N. Nicola 2001-9-12 128 Yolo Southern Sacramento Valley, city of Davis. Comment
  UCD59369  Croton setiger Ellen Dean; Kate Mawdsley 2007-6-8 3844 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. Western part of ranch near stock pond. 627 Comment
  UCD142137  Croton setiger Fleur Ng'weno 1989-5-7 DQ 41 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD142199  Croton setiger C. J. W. 1913-10-1 308 Yolo Davis. Comment
  RSA45348  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo No. of Yolo Bypass [county uncertain; no county specified on label] 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
  UCD36106  Crypsis schoenoides Beecher Crampton 1952-10-28 892 Yolo Yolo County, 5 miles west of city of Winters, on Monticello Road, along Putah Creek. Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. Comment
  UCD145280  Crypsis schoenoides Barry Hammel 1976-5-28 460 Yolo near Interstate 80 bridge around 2 miles west of Davis. Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road 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
  UCD160939  Cryptantha flaccida J. Shepard 2012-4-7 864 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. 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
  UCD37176  Cryptantha flaccida Beecher Crampton 1958-4-21 4718 Yolo Yolo County, 6.5 miles northwest of Rumsey, Highway 16. Comment
  UC625455  Cryptantha microstachys Frank W. Gould 1938-4-22 276 Yolo on the road from Rumsey to Arbuckle (near the Yolo-Colusa County line, at the head of Capay Valley); Capay Valley Comment
  SEINET10848437  Cucumis melo Stephanie Frischie 2000-10-14 Frischie 137 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10848439  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 69 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  CHSC59934  Cupressus guadalupensis Warren Roberts; Bill Sacks 1981-1-15 Yolo Northeast of Mrak Bridge, section V A of Arboretum, University of California, Davis. Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  UCD126270  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo in Yolo Bypass, along River Road, East of Woodland. Comment
  UCD67396  Cuscuta campestris Julia Curlette 1992-5-5 5 Yolo Yolo county : Pedric Rd. Along roadside. Comment
  RSA273243  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Found along Putah Creek. Davis 0 Comment
  UCD126323  Cuscuta indecora var. indecora Collector Unknown 1950-8-1 s.n. Yolo Solano Tract, U.C. Campus, Davis. Comment
  UCR119107  Cuscuta salina Beecher Crampton 1961-7-25 5942 Yolo Sacramento Valley, 1 mile southwest of Saxon Station. 15 Comment
  SEINET7940325  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road # 102), ca. 4 miles N of Davis. Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  SEINET3926238  Cynodon barberi Alan A. Beetle 1945-8-20 4022 Yolo Davis, on University of California farm.; 0 Comment
  UCD60009  Cynodon barberi R. Tofsrud 1947-12-13 s. n. Yolo U. C. Davis campus. Back of old Agronomy Division buildings. Comment
  UCD60010  Cynodon barberi R. Tofsrud 1947-12-13 s. n. Yolo U. C. Davis campus. Back of old Agronomy Division buildings. Comment
  SACT000838  Cynodon dactylon John Willoughby 1977-4-27 Yolo State Highway 128 at fishing access point, 1.2 miles northwest of the junction with County Road 86. South-facing slope on north side of road, grassland. 65.0 Comment
  UCD21316  Cynodon dactylon J. Shepard 2000-5-20 270 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
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. 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
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCD60090  Cynodon dactylon M. Wiesendanger 1927-7-1 762 Yolo U. C. Davis Campus. Comment
  UCD60097  Cynodon dactylon J. K. Couch 1995-6-1 33 Yolo In Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD69701  Cynodon dactylon Kathy Baker 1982-6-6 32 Yolo Davis, Adams Street. In field, 50 yards from last house, 10 yards from side of road. With bunch grass and Centaurea solstitialis. On dry, rocky soil in full sun. Grass, 25cm tall. 13 Comment
  UCR119171  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Sacramento Valley, 2.5 miles west of Winters, State Highway 128. 46 Comment
  SEINET219759 Image available Cynodon dactylon var. dactylon S. Pearman 1964-5-24 32 Yolo Davis Ca. 14 Comment
  UCD56731  Cynoglossum grande Ellen Dean; M. Bibbo 2007-3-23 3423 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
  CAS-BOT-BC114576  Cyperus eragrostis Clarence Roy Quick 1972-7-22 72 -19 Yolo Occasional near river's edge. On E levee of Merritt Island, at junction of road 142. 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
  UCD38266  Cyperus esculentus Beecher Crampton 1953-10-21 1724 Yolo Davis. Comment
  UCD165543  Cyperus odoratus Emily Griswold 2016-8-17 s.n. Yolo UC Davis Arboretum waterway, western end near Putah Creek Lodge. 14 Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis Comment
  UCD22731  Cyperus rotundus Tom Lanini 2003-8-13 s.n. Yolo Collected in Davis, north on Hwy 113 to exit at Road 25A, then up over freeway to 'Stop' sign. Right at 'Stop' sign, 0.2 mi. to large 2-story house on right. Comment
  UCD60192  Dactylis glomerata E. G. Cakin 1947-5-11 s. n. Yolo North of Davis. Comment
  UC914227  Damasonium californicum Verne Grant and Alva Grant 1946-4-15 7672 Yolo Yolo Bypass Comment
  CAS-BOT-BC445500  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 s.n. Yolo 9 1/2 miles w. of Sacramento Comment
  SEINET11696020  Danthonia californica Unknown n d T.O. 3014 Yolo UC Davis Campus, Agronomy Experimental Areas, Plant Introduction Nursery, seed from San Mateo Co Comment
  UCD20586  Datisca glomerata E. Dean; with M. Bibbo 2002-7-5 1129 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
  UCD54322  Datura A. M. Shapiro 2005-10-11 s.n. Yolo Davis, UCD Campus; in gardens between Environmental Horticulture and University Club. 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
  UCD126533  Datura stramonium M. Phillips 1929-10-1 2067 Yolo Putah Canyon. Comment
  UCD161040  Datura wrightii Jean Shepard 2000-8-28 338 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD125902  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCD126643  Datura wrightii Collector unknown Date unknown s.n. Yolo Davis. Comment
  UCD67991  Datura wrightii M. Thibodeau 1995-5-29 14 Yolo Along Putah Creek, at University of California, Davis picnic grounds. 17 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
  UCD127403  Daucus carota Collector Unknown 1925-6-19 415 Yolo Davis. Comment
  UCD47831  Daucus pusillus J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 14 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of old town of Knoxville. 640 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
  UCD95865  Delphinium hesperium M. Wiesendanger 1927-5-4 640 Yolo Putah Canyon. Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills 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
  UC1040692  Delphinium hesperium subsp. pallescens Beecher Crampton 1956-4-16 3248 Yolo 6 mi s of Davis Comment
  UCD96057  Delphinium nudicaule J. M. Tucker 1951-2-23 2036 Yolo 4 miles northwest of Rumsey. Comment
  UCD96533  Delphinium patens K. Esau 1934-3-5 s. n. Yolo Putah Canyon. Comment
  UCD96532  Delphinium patens A. A. Beetle 1945-2-22 4191 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD160168  Delphinium variegatum subsp. variegatum Laura Losmozos 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
  CHSC79403  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan, along U. S. Highway 99W. Comment
  HSC9595  Deschampsia danthonioides J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  RSA653960  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis Comment
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis. Comment
  UCD62542  Deschampsia danthonioides M. Wiesendanger 1927-4-29 593 Yolo Davis. Comment
  UCD62686  Deschampsia danthonioides var. gracilis P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD62764  Deschampsia danthonioides var. gracilis R. Tofsrud 1942-5-1 79 Yolo Yolo Bypass. Comment
  UCD37586  Descurainia sophia Beecher Crampton 1955-4-14 2481 Yolo Yolo County, city of Woodland. Comment
  UCD33597  Dianthus armeria Beecher Crampton 1970-6-22 8622 Yolo Yolo County, UC Davis campus, Dairy barn lawn. Comment
  UCD41168  Dianthus barbatus K. Arhangelsky 2002-5-9 206 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD168444  Dichelostemma capitatum Ellen Dean 2017-3-15 9267 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. 133 Comment
  UCD54300  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn 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, 8 yards from the N side of the road. 488 Comment
  UCD139424  Dichelostemma capitatum subsp. capitatum J. McGrath 1963-3-17 33 Yolo below Recreation Beach, State Highway 128, 8 miles west of Winters, Putah Canyon. Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 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. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  UCD78247  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-2-25 372 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 mile along unpaved entrance road, nearly to DOD fence . About 20 yd. south of road. 12 Comment
  UCD59363  Dichelostemma congestum Ellen Dean; Kate Mawdsley 2007-5-11 3787 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, northeastern corner of ranch. 337 Comment
  HSC62922  Dichelostemma volubile J. M. DiTomaso 1979-5-12 994 Yolo Below Monticello Dam near Putah Creek 91 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
  UCD20868  Dichelostemma volubile N. Nicola 2001-8-5 085 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UCD60335  Dichondra J. Shepard 2005-10-9 784 Yolo City of Davis, 1800 block of Myrtle Place. 15 Comment
  SEINET239726 Image available Digitaria Beecher Crampton 1967-9-15 T.O. 4163 a Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD63936  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Around the City Hall, Davis. Comment
  SEINET11695845  Digitaria ischaemum Unknown 1956-10-1 3883 Yolo Davis City Hall Comment
  SBBG115400  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis agronomy field Comment
  UCD38018  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD63967  Digitaria sanguinalis C. B. Heiser Jr. 1946-9-3 Yolo Davis. Comment
  UCD63968  Digitaria sanguinalis Beecher Crampton 1969-9-8 8512 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River, State Hwy. 16. Comment
  UCD63983  Digitaria sanguinalis Beecher Crampton 1968-9-6 8338 Yolo 2 miles west of Winters, State Hwy. 128. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD64001  Digitaria sanguinalis A. A. Beetle 1942-10-1 1896 Yolo At Davis. Comment
  UCD64004  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  SEINET3927982  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field.; 0 Comment
  SEINET13768859 Image available Diplacus aurantiacus Jack Maze 1963-1 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach Comment
  SEINET13767727 Image available Diplacus aurantiacus S. C. Hanson 1949-1 16 Yolo Putah Canyon 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
  CAS-BOT-BC208645  Distichlis spicata W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles No. of Davis along S.P.R.R. Comment
  SACT000989  Distichlis spicata John Willoughby 1977-4-27 Yolo About 2 miles north-west of the junction of the highway and County Road 86, along drainage ditch on north side of highway. 65.0 Comment
  UCD81776  Distichlis spicata Ellen Dean 2009-4-26 5476 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. In side canyon that goes east from upper reaches of Bray Canyon. 147 Comment
  SEINET197736 Image available Dodecatheon hendersonii Everett H. Everson 1951-2-23 1 Yolo Cache Creek Canyon, 5.3 miles Northwest of Rumsey, near border of Yolo and Colusa counties. Comment
  UCD168481  Dodecatheon hendersonii Ellen Dean 2017-3-15 9269 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
  UCD20803  Dodecatheon hendersonii N. Nicola; C. Kremen 2001-3-16 19 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UC1116675  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo 0.75 mi sw Saxon Station Comment
  UC1220979  Downingia insignis Beecher Crampton 1962-4-28 6348 Yolo 2 mi ne Davis (city dump area) Comment
  UC765620  Downingia insignis R. F. Hoover 1937-5-19 2299 Yolo near Zamora Comment
  UCD144780  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23189  Downingia insignis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD55046  Downingia insignis H. B. Nidever 1951-4-26 23 A Yolo 2.5 miles east of Davis. 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
  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
  UCD170374  Downingia insignis 21 Apr l 2000 s.n. Yolo Site of Greyhawk Housing Development, North of City of Winters. Comment
  UCD41306  Downingia ornatissima Ellen Dean; Jean Shepard 2003-5-18 1809 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
  UCD55165  Downingia ornatissima Fleur Ng'weno 1989-4-30 DQ 20 Yolo D-Q University; County Road 31, 9 miles west of Davis city Center. 30 Comment
  RSA654052  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Comment
  UC1116670  Downingia ornatissima var. ornatissima Beecher Crampton 1960-5-9 5500 Yolo 1.25 mi sw Saxon Station Comment
  UC1116669  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 mi w Madison (along old railroad) Comment
  UCD54989  Downingia pulchella C. Heiser; W. Russell 1947-5-3 s.n. Yolo Under Yolo Causeway. 4 Comment
  UCD54990  Downingia pulchella J. Skoss 1948-6-5 14 Yolo Swampy, low-lying area at west end Sacramento-Davis Causeway. 4 Comment
  SEINET8039648  Downingia pulchella B. Crampton 1953-3-31 1049 Yolo Madison, along railroad. Comment
  UCD36217  Downingia pulchella Beecher Crampton 1953-4-23 1132 Yolo Yolo County, 3 miles west of city of Davis. Comment
  UCD150595  Drosanthemum floribundum Mary Ann Wescott 1972-5-23 44 Yolo Near Putah Creek, 2.5 mi. down on Rd.32. Comment
  UCD20591  Drymocallis glandulosa E. Dean; with M. Bibbo 2002-7-5 1134 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
  UCD62899  Dudleya cymosa subsp. cymosa Christa Lindsey; Plant Biology 102 students 2008-5-3 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. West side of Bray Creek. 103 Comment
  UCD98580  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass. Comment
  SEINET1910266  Dysphania ambrosioides Barbara Ertter 1988-1 7988 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 E of Woodland, Sacramento Valley 37 Comment
  UCD98718  Dysphania botrys K. Esau 1935-7-4 s.n. Yolo Putah Canyon. Comment
  SEINET241774 Image available Echinochloa Beecher Crampton 1965-8-18 7482 q Yolo 3 miles NW of Davis on County Rd. 99 between roads 30 and 31. Comment
  UCD32966  Echinochloa Beecher Crampton 1965-8-18 7488 Yolo 3 miles W of Knight's Landing. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  UCD32793  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  UCD37757  Echinochloa colona Beecher Crampton 1961-10-25 6037 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD38017  Echinochloa colona Beecher Crampton 1962-9-11 6668 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD60795  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo 1 mile west of Winters. Comment
  CAS-BOT-BC197084  Echinochloa crus-galli John Thomas Howell; Gordon H. True 1967-6-11 42552 Yolo NW. of Woodland Comment
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  UCD32930  Echinochloa crus-galli Beecher Crampton 1965-7-8 7449 Yolo Yolo County, 8 miles N.W. of knight's Landing. Comment
  UCD32949  Echinochloa crus-galli Beecher Crampton 1965-7-27 7470 Yolo Yolo County, 2.5 miles north of Davis. Comment
  UCD32950  Echinochloa crus-galli Beecher Crampton 1965-7-27 7471 Yolo Yolo County, 3 miles east of Woodland. Comment
  UCD37755  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60838  Echinochloa crus-galli Beecher Crampton 1957-9-16 4612 Yolo County Road 27, 8 miles northwest Davis. Comment
  UCR152409  Echinochloa crus-galli Beecher Crampton 1955-8-22 3134 Yolo Sacramento Valley, city of Davis, University of California campus 16 Comment
  SACT001027  Echinochloa crus-galli 1925-6-10 Yolo No collector/determiner listed. Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. 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
  UCR119027  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  UC1562717  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
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCD49785  Eleocharis macrostachya R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  UCD49787  Eleocharis macrostachya B. Crampton 1941-4-13 129 Yolo Common spikerush', 'Wiregrass'. 5 miles west of Merced, Merced County, California. Comment
  SEINET201484  Eleocharis palustris Paul H. Calberley 1961-5-14 527 Yolo 4 miles west of Davis on State Highway 128, Comment
  UCD81432  Eleocharis palustris M. Wiesendanger 1927-4-29 s.n. Yolo Madison.. Comment
  SBBG26341  Eleusine indica B. Crampton 1964-7-29 7135 Yolo University of California Davis campus Comment
  UCD61267  Eleusine indica Beecher Crampton 1960-9-19 5777 Yolo UC - Davis campus. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  UCD59375  Elymus glaucus Ellen Dean; Kate Mawdsley 2007-6-8 3850 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. Western part of ranch on berm just north of stock pond. 627 Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  CAS-BOT-BC213816  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Davis, Southern Pacific RR station Comment
  UCD37934  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD37037  Epilobium campestre Beecher Crampton 1956-7-13 3706 Yolo Yolo Bypass. 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
  UCD84312  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33984  Epilobium campestre Beecher Crampton 1975-6-18 9224 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD105425  Epilobium canum subsp. canum M. Phillips 1929-10-1 2070 Yolo Putah Canyon. Comment
  UCD81375  Epilobium ciliatum Ellen Dean; Drew Maraglia 2009-4-15 5431 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  UC764970  Epilobium cleistogamum R. F. Hoover 1937-5-19 2300 Yolo near Zamora Comment
  UCD161107  Epilobium cleistogamum Jean Shepard 2000-6-3 297 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 of park. South approximately 200 yards to a low area and vernal pools. 12 Comment
  RSA41104B  Epilobium foliosum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  CDA9629  Epilobium pygmaeum D. G. Kelch 2007-5-18 7 .324 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD138942  Epipactis gigantea Patti Paige 1960-5-5 19 Yolo bank of Cache Creek, south of Boy Scout Campground, State Highway 16, 3 miles northwest of Rumsey. Comment
  RSA0037240  Equisetum Keith E. Hoffmaster 1941-3-15 s.n. Yolo Sacramento river levee. Comment
  UCD142962  Equisetum X ferrissii Ellen Dean; N. Gonzales 2013-8-8 7935 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  UCD164520  Equisetum arvense Craig D. Thomsen 2006-8-16 2707 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 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
  UCD135611  Equisetum laevigatum Beecher Crampton 1975-1-20 9105 Yolo North of Elkhorn Bridge over the Sacramento River. IS Hwy.5. Comment
  UCD40550  Equisetum laevigatum Collector Unknown 1974-4-27 114 Yolo 1/2 mi. northeast of Guinda riverbed in Cache Creek. 121 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  SEINET9352879  Eragrostis Unknown 1976-9-9 Yolo Davis Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  CDA205  Eragrostis cilianensis P. B. Kennedy Yolo Grass Garden, Davis. 0 Comment
  SD148007  Eragrostis cilianensis Michael W. Hair 1990-8-12 Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD62944  Eragrostis cilianensis Beecher Crampton 1953-10-15 1685 Yolo UC - Davis. Comment
  UCD62979  Eragrostis cilianensis Beecher Crampton 1962-9-11 6669 Yolo 3 miles west of Winters. Comment
  UCR119091  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Sacramento Valley, UC Davis agronomy field. 15 Comment
  CAS-BOT-BC213549  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo 4 mi. S of Woodland Jct. county Roads 98 and 25A Comment
  UCD62995  Eragrostis curvula Beecher Crampton 1965-4-27 7299 Yolo 3 miles northwest of Dunnigan County Road 2 just east of its junction with County road 86. Comment
  SEINET10552662  Eragrostis curvula Lewis S. Rose 1967-6-11 Rose 67101 Yolo 2 mi NW of Woodland. Roadside ditch. 6 Comment
  SEINET238195 Image available Eragrostis megastachya Beecher Crampton 1966-10-11 7811 Yolo UC Davis agronomy field. 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
  UCD63476  Eragrostis mexicana subsp. virescens Morris Halperin 1932-8-11 s.n. Yolo Davis, nr cor G and 3rd Sts. Comment
  UCD63800  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo city of Davis, University of California campus. 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
  UCD63813  Eragrostis mexicana subsp. virescens Beecher Crampton 1957-2-7 3896 Yolo Southside of a greenhouse, University of California, Davis Campus. Comment
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. Comment
  UCD63877  Eragrostis mexicana subsp. virescens J. M. Tucker 1962-6-16 3626 Yolo south side of Greenhouse 13, 50 yards south of Horticultural Sciences building, University of California campus, Davis. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo 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
  CAS-BOT-BC284078  Eragrostis pectinacea var. pectinacea unspecified 1929-5-9 s.n. Yolo Davis Comment
  CHSC59847  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  UCD64318  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCR197995  Eragrostis poaeoides Beecher Crampton 1953-10-15 1686 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  SEINET242003  Eragrostis polytricha Beecher Crampton 1954-6-29 T.O. 1764 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR119123  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Sacramento Valley, City of Davis. University of California Agronomy plots. 15 Comment
  UCD39906  Eragrostis trichodes Beecher Crampton 1957-8-19 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD65679  Eremopyrum triticeum Beecher Crampton 1963-4-29 Yolo UC Davis Campus, Agronomy Experimental Area. Row G 11-13. Comment
  UCD33785  Erigeron Beecher Crampton 1973-4-9 8912 Yolo Yolo County, Woodland, Courthouse N. Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 Comment
  UCD73717  Erigeron bonariensis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD21342  Erigeron sumatrensis J. Shepard 2000-9-17 340 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 and manager's residence, on the north side of the road. 12 Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  UCD38519  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis Campus. Comment
  CAS-BOT-BC278502  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo County Road 29, about 5 miles northwest of Davis Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  UCD65728  Eriochloa contracta Beecher Crampton 1961-8-8 5966 Yolo Davis. Comment
  UC638703  Eriodictyon californicum Ethel Crum 1938-5-7 1998 Yolo four mi n Rumsey (Cache Creek Canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  CAS-BOT-BC242585  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda Comment
  JEPS57026  Eriogonum dasyanthemum Miss Rowena Beans 1913-10-9 Yolo Guinda Comment
  UCD32792  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Yolo County, 2 miles west of winters. Comment
  UCD81048  Eriogonum nudum Agnieszka Zalicka; with PLB 102 class 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. In a side canyon on the east side of Bray canyon with a tributary of Bray Creek. 147 Comment
  SEINET5728877 Image available Eriogonum umbellatum Mohamed Shagrun 1960-1 s.n. Yolo University farm, University of California; Davis Comment
  CAS-BOT-BC308088  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey Comment
  JEPS34591  Eriophyllum lanatum var. achilleoides E. V. Ferguson 1920-5-15 339 Yolo Putah Creek Putah Creek (w Yolo Co.) Comment
  JEPS34647  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-23 8958 Yolo near Hershey (Buckeye Creek, w Yolo Co.); Buckeye Creek Comment
  POM53932  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey. Comment
  CDA30842  Erodium botrys M. Beyers 2010-5-12 447 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  CDA37073  Erodium botrys 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
  UCD20809  Erodium botrys N. Nicola; C. Kremen 2001-3-16 025 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD103028  Erodium botrys Beecher Crampton 1959-4-7 5156 Yolo Davis, along railroad. Comment
  UCD103152  Erodium cicutarium Cay Collette 1975-5-10 13 Yolo Knight's Landing, 50' from Sacramento River. 15 Comment
  UCD105609  Erodium cicutarium P. Thompson 1996-4-14 12 Yolo Davis, south side of town, path parallel to Valdora Road. From an open area along a foot path. 17 Comment
  UCD19447  Erodium cicutarium J. Shepard 2000-2-18 39 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; in open field on south side of road. 12 Comment
  UCR237639  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 B Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD103184  Erodium cicutarium P. B. Kennedy 1926-5-10 s.n. Yolo University Farm, Davis. Comment
  UCD103241  Erodium cicutarium Joy Woo 1989-4-18 s.n. Yolo Along H Street. Comment
  UC1040704  Erodium macrophyllum Beecher Crampton 1955-5-12 2773 Yolo 7.5 mi w Davis (Wm. Moon Ranch) Comment
  UCD103252  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD103254  Erodium moschatum L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  UCD103263  Erodium moschatum P. B. Kennedy 1929-4-23 K- 1391 Yolo UC Campus, Berkeley. Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 Comment
  UCD54558  Eryngium oblanceolatum J. Shepard 2000-5-26 276 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 almost to east boundary of park, then about 50 ft. south to low area. 12 Comment
  UCD136711  Eryngium oblanceolatum Fleur Ng'weno 1989-5-15 DQ 47 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD72415  Eryngium vaseyi Ellen Dean; Kate Mawdsley 2008-4-16 4820 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
  UCD114990  Erysimum capitatum var. capitatum Beecher Crampton 1958-4-21 4713 Yolo above Cache Creek, 2.7 miles northwest of Rumsey. Along State Highway 16. Comment
  UCD115002  Erysimum capitatum var. capitatum Jack Maze 1963-3-8 9 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  POM143102  Erysimum capitatum var. capitatum C. F. Baker 1903-5-8 2893 Yolo Cache Creek cannon [Canyon] Comment
  UCD58752  Erysimum repandum A. M. Shapiro 2007-4-22 s.n. Yolo West Sacramento. Yolo Bypass. Comment
  SEINET8235428  Erythranthe latidens Carl Epling 1951-4-22 37 Yolo beside Road 29, 5 miles west of Highway 99W. 15 Comment
  UCD94044  Eschscholzia caespitosa Shannon M. Still 2006-3-23 49 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 39 Comment
  SEINET10825963 Image available Eschscholzia caespitosa Charles F. Baker 1903-5-8 Baker 2995 Yolo Summit of Yolo Mountains. Large tufts occasional among Adenostoma chaparral. Comment
  UCD73718  Eschscholzia californica Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  SEINET5339904  Eschscholzia californica G. Cook 1959-3-28 14 Yolo Collected 4 miles east of Winter. 76 Comment
  UCD95279  Eschscholzia californica Curtis Clark 1975-4-28 489 Yolo State Highway 128, 5.6 miles west of Winters. Comment
  UCD95310  Eschscholzia californica L. G. Goar 1930-4-16 s.n. Yolo Davis. Comment
  RSA0008957  Eschscholzia dumetorum C. F. Baker 1903-5-8 2995 Yolo Summit of Yolo Mountains Comment
  UCD34199  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD39512  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo California. Yolo Country: 2 miles west of Winters foothills. Comment
  UCD41128  Eucalyptus N. Nicola 2002-4-4 162 Yolo Eastern foothills of inner north coast range, Capay Valley. Farm just north of town of Capay. Comment
  UCD103098  Eucalyptus camaldulensis Cynthia Hodges 1982-4-16 17 Yolo 5 miles W of Davis on SE corner of Russell Blvd. and Stevenson Bridge Road. Comment
  UCD84640  Euphorbia helioscopia D. L. Koutnik 1982-6-3 s.n. Yolo UC Davis Range greenhouses. Comment
  UCD142424  Euphorbia lathyris C. P. Dutt 1924-6-1 s.n. Yolo W? Davis. Comment
  CDA18008  Euphorbia oblongata G. F. Hrusa 1999-5-21 15050 A Yolo On SE corner of B St. and 6th St., Davis. 0 Comment
  UCD44955  Euphorbia ocellata Megan Lulow 2003-10-18 s.n. Yolo Bobcat Ranch, NE of the town of Winters, ca. 2 miles N of Hwy 128 and ca. 4 mi E of Winters. (Georeferencing is approximate and not an exact place at Bobcat Ranch). 30 Comment
  UC638789  Euphorbia spathulata Ethel Crum 1938-5-7 1983 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range 152 Comment
  UCD21036  Euphorbia spathulata Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 222 Yolo near the city of Davis. Approximately 1.2 miles S of intersection of Road 105 and Road 38. Glide/Tule Ranch site. 2 Comment
  UCD132332  Euthamia occidentalis Daryl Koutnik; John Sowell 1978-10-27 574 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD37758  Euthamia occidentalis Beecher Crampton 1961-10-25 6040 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCR235398  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18772 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
  CDA36933  Filago gallica 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
  UCD127497  Foeniculum vulgare A. S. Crafts 1926-7-8 457 Yolo University Farm Campus, Davis. Comment
  UCD58076  Frangula californica subsp. tomentella Ellen Dean; K. Mawdsley 2007-4-6 3615 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. 471 Comment
  UCD34258  Frankenia salina Beecher Crampton 1978-6-27 9614 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD41051  Frankenia salina Carol W. Witham 2003-8-8 982 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72418  Frankenia salina Ellen Dean; Kate Mawdsley 2008-4-16 4823 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. Comment
  UCD99599  Frankenia salina R. F. Miller 1930-6-25 2160 Yolo vicinity of Davis. Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  RSA700903  Fraxinus oregona Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon. Comment
  UCD15589  Fremontodendron californicum J. A. Johnston 1995-5-16 20 Yolo UC Davis Campus, north edge of the Experimental College Gardens. 50 Comment
  UCD169011  Fritillaria affinis Marc Hoshovsky 2017-4-6 1 Yolo Audubon Bobcat Ranch. 4.3 miles due west from Winters. Lands to the north of Hwy 128. East-draining canyons ca. 0.5 mile west of ranch headquarters and 0.15 mile south of Buckhorn Spring. Area has burned three times in the past three years. 201 Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  UC672100  Fritillaria pluriflora Guy Smith 1932-4-1 Yolo hills w of Winters Comment
  UCD134784  Fumaria officinalis A. M. Shapiro 2013-3-22 s.n. Yolo UC Davis campus. Southeast corner of Robbins Hall. 15 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  JEPS52811  Galium andrewsii subsp. intermedium G. L. Stebbins Jr. 1966-2-22 6307 Yolo n side Cache Creek Canyon (near mt summit); Glasscock Mountain 670 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
  UCD56705  Galium aparine Ellen Dean; M. Bibbo 2007-3-23 3398 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
  UCD82328  Galium aparine Robin McMaster 1973-4-15 318 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UC917335  Galium bolanderi J. D. Skoss 1948-6-6 31 Yolo 10 mi below Yolo-Napa county line (boggy area alongside road); Putah Canyon Comment
  UCD160164  Galium murale Aaron Goodman 2015-4-12 5 b Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD59323  Galium parisiense Ellen Dean; Kate Mawdsley 2007-5-11 3747 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
  UCD56763  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3455 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
  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
  CDA30592  Galium tricornutum M. Beyers 2010-5-12 452 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  CDA42210  Galium tricornutum C. H. Justus 1965-3-23 s.n. Yolo County Road 42, Guinda. 0 Comment
  UCD162952  Garrya congdonii Craig Thomsen 2006-6-8 2670 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
  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
  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
  UCD103329  Geranium dissectum Eleftherios Dariotis; A. Norton, A. Verenkoff 2002-4-27 17 Yolo W of the town of Davis. University of California Department of Wildlife, Fish, and Conservation Biology Ecosystem Reserve, N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd., display pond area of the Reserve, 8 m E from pond. 22 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
  UCD56751  Geranium dissectum Ellen Dean; M. Bibbo 2007-3-23 3443 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
  CDA23033  Geranium molle D. G. Kelch 2008-2-29 08 .016-B Yolo Winters. USDA Germplasm Center. Comment
  UCD103407  Geranium molle Beecher Crampton 1954-5-6 1829 Yolo Hwy 128, Putah Canyon, 9 miles west of Winters. Comment
  UCD103409  Geranium molle Joseph M. DiTomaso 1976-4-9 408 Yolo Below Monticello Dam at Lake Berryessa, above Putah Creek. Comment
  UCD56700  Geranium molle Ellen Dean; M. Bibbo 2007-3-23 3393 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
  RSA0054877  Gilia capitata Keith E. Hoffmaster 1939-4-26 934 Yolo Putah can. Comment
  UCD70205  Gilia capitata D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Dense chamise chaparral (Adenostomion fasciculatae Rivas-Martinez 1997). 210 Comment
  UCD117700  Gilia capitata subsp. capitata M. Wiesendanger 1927-5-4 649 Yolo Putah Canyon. Comment
  UCD160552  Gilia clivorum Ellen Dean; Craig Thomsen 2015-3-21 8604 b 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
  UCD20796  Gilia tricolor N. Nicola; C. Kremen 2001-3-16 012 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD23446  Gilia tricolor 1947-4-10 1897 Yolo One mile northwest of Rumsey, in canyon just off Highway 16. In rocky places along creek. Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters 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
  UCD33700  Gladiolus Beecher Crampton 1972-4-19 8787 Yolo Yolo County, 2 miles west of Winters. Comment
  SEINET952123  Gleditsia triacanthos June McCaskill 1957-1 541 Yolo University of California, Davis. Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  SEINET242449 Image available Glyceria declinata Beecher Crampton 1954-4-15 T.O. 2243 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  CDA38730  Glycyrrhiza glabra E. Dean, T. Starbuck 2011-8-21 7210 Yolo City of Davis. At SW corner of intersection of Cowell Blvd. and Drummond Ave. On south side of Hwy 80. 0 Comment
  UCD41117  Glycyrrhiza lepidota N. Nicola 2002-5-13 216 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, north side of creek. Comment
  CDA27060  Glycyrrhiza lepidota G. D. Barbe 1985-9-12 4255 Yolo East side of Sacramento Deep Water Channel, west of Jefferson Boulevard. 0 Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  UCD18399  Gnetum montanum Susan Larson 1979-4-2 s.n. Yolo city of Davis, UC Davis campus, Greenhouse 62. 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
  UCD81558  Grindelia camporum W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CDA32972  Grindelia camporum Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  JEPS84579  Grindelia hirsutula John W. Willoughby 1979-8-13 4401 Yolo fishing access along State Highway 128 about 2.9 mi nw of junction Highway and Pleasants Valley Road; Vaca Mountains, Putah Creek 60 Comment
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 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
  UC1278131  Guizotia abyssinica B. Crampton 1954-8-24 Yolo UC Davis Campus Comment
  SEINET11695752  Hainardia cylindrica Unknown 1953-5-5 1208 Yolo 2.5 mi NE of Davis, along Road 102 Comment
  UCD22762  Hebe salicifolia Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UC709724  Helianthus annuus Chas. Heiser Jr. 1946-9-18 1866 Yolo w of Davis; Putah Creek Comment
  CAS-BOT-BC305491  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
  JEPS34861  Helianthus bolanderi W. L. Jepson 1929-10-1 15346 Yolo Zamora 25 Comment
  JEPS41111  Helianthus bolanderi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9122 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20), ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UC1221777  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo ca 7 mi w Davis (just s of the Moon Ranch) Comment
  UC1283722  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 mi ene Woodland (along County Road 20) Comment
  UCD36458  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD169600  Helianthus tuberosus Jan Tetreault; Gerald Solly 2017-11-3 s.n. Yolo City of Woodland, S side of Lincoln St. between College and Elm Sts. 21 Comment
  UCD41088  Heliotropium N. Nicola 2003-7-3 400 Yolo Sacramento Valley, Davis residence. Comment
  CHSC97930  Heliotropium curassavicum W. S. Ball 1931-10-1 Yolo Near Davis. Comment
  UCD119417  Heliotropium curassavicum var. oculatum A. S. Crafts 1926-7-8 448 Yolo University Farm Campus, Davis. Comment
  UCD35650  Heliotropium curassavicum var. oculatum Beecher Crampton 1959-6-11 5353 Yolo West Sacramento. Comment
  SBBG117340  Heliotropium curassavicum var. oculatum B. Crampton 1959-6-11 5353 Yolo W Sacramento, industrial lot Comment
  UCD119416  Heliotropium curassavicum var. oculatum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. Comment
  CAS-BOT-BC474701  Heliotropium europaeum Jean Shepard 2000-8-28 337 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  RSA523922  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 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, SacramentoValley. 37 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
  UCD161036  Heliotropium europaeum Craig Thomsen 2006-6-30 2612 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCR71487  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCSB61643  Heliotropium europaeum Ertter, Barbara 1988-10-21 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 36 Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD21330  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-6-9 302 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 south in field. 12 Comment
  UCD23195  Hemizonia congesta subsp. luzulifolia A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD21193  Hemizonia fitchii J. Shepard 1999-8-10 18 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
  UCR219834  Hemizonia fitchii Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 Comment
  POM53849  Hemizonia luzulifolia Roxana Stinchfield 1916-6-26 367 Yolo Foothills above Buckeye Creek; D'Oyly Sheep Ranch. Comment
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  RSA10406  Hemizonia pungens subsp. pungens C. B. Wolf 1928-5-8 2146 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  RSA695595  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1946-4-19 1051 Yolo [Unspecified] Comment
  UCD144282  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CHSC100212  Hesperevax sparsiflora var. sparsiflora John Dittes 2007-5-6 1449 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon bobcat Ranch; ca. 4.0 air-miles northeast of Monticello Dam, ca. 0.6 air-mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  SEINET8119139 Image available Hesperocyparis arizonica J. M. Tucker 1951-1 2020 Yolo just south of Library and Administration Building, University of California, Davis Comment
  CDA9359  Heteromeles arbutifolia M. Beyers, M. Keyhani 2013-11-23 1038 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  UCD113335  Heteromeles arbutifolia M. I. Wibawa 1996-6-2 28 Yolo Along weedy roadside, Rd 87-E, 1 mi S of Hwy 128, 2 mi W of city of Winters. 17 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
  JEPS84586  Heterotheca oregona var. compacta John W. Willoughby 1979-8-13 4432 Yolo 1.2 mi nw Pleasant Valley Road (fishing access along State Highway 128); Putah Creek 60 Comment
  UCR119026  Heterotheca oregona var. oregona Beecher Crampton 1954-9-9 2267 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  CDA13741  Hibiscus lasiocarpos var. occidentalis G. F. Hrusa, T. D. Wilfred 1996-9-26 13579 Yolo Central Valley; At undercrossing of levee bordering Tule Canal. Approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD82145  Hirschfeldia incana Jean Shepard 2000-5-20 261 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, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD115143  Hirschfeldia incana N. Sokoloff 1924-6-1 35 Yolo Davis. Comment
  UCD82164  Hirschfeldia incana J. Shepard 2000-6-30 320 Yolo South of Davis, along Mace Blvd. (County Road 104), south of Putah Creek. 12 Comment
  UCD106237  Hoita macrostachya Jean Shepard 2011-8-20 854 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD84880  Holcus mollis Beecher Crampton 1969-6-17 8456 Yolo Davis. 14th X Eureka aves. Comment
  CAS-BOT-BC320311  Holocarpha virgata Roxana Stinchfield 1916-6-26 347 Yolo D'Oyly Sheep ranch Comment
  UCD164516  Holocarpha virgata Craig D. Thomsen 2006-8-16 2703 Yolo Camp Haswell County Park. 304 Comment
  UCD147290  Hordeum brachyantherum Carol W. Witham 2003-4-11 949 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36159  Hordeum brachyantherum Beecher Crampton 1953-3-16 1008 Yolo City of Madison. Comment
  UCD85405  Hordeum brachyantherum Fleur Ng'weno 1989-5-5 DQ 37 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCR152272  Hordeum brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 mi SE of Woodland, near ditch supplying rice field Comment
  UCD36191  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 miles southeast of city of Woodland, near ditch supplying rice field. Comment
  RSA0018628  Hordeum brachyantherum subsp. brachyantherum Keith E. Hoffmaster 1946-4-19 1072 Yolo About 4 mi north of Davis. Comment
  UCD21402  Hordeum depressum J. Shepard 2001-5-6 446 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 south about 400 yards. About 50 yards north of northern most large vernal pool straddling Department of Defense fence, approximately 5 yards west of fence. 12 Comment
  UCD21418  Hordeum depressum J. Shepard 2002-4-21 509 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 Department of Defense fence. South to first large vernal pool - just north of pool. 12 Comment
  UCD85600  Hordeum depressum Beecher Crampton 1954-3-23 1748 Yolo 1.5 miles north of Davis. Comment
  UCD85607  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  HSC10170  Hordeum marinum subsp. gussoneanum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis 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
  UCD37907  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-4-28 6345 Yolo 2 miles northeast of city of Davis, near city dump. Comment
  UCD58039  Hordeum marinum subsp. gussoneanum Ellen Dean; K. Mawdsley 2007-4-6 3578 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. 450 Comment
  UCD85852  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 s.n. Yolo Near Blacks. Comment
  UCR220388  Hordeum marinum subsp. gussoneanum Jean V. Shepard 2000-5-1 163 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, straight to east boundary of park south of track in field 12 Comment
  SBBG116099  Hordeum murinum B. Crampton 1953-3-17 1010 Yolo city of Davis, vacant lot along B Street Comment
  UCD86224  Hordeum murinum Morris Halperin 1931-3-7 s.n. Yolo Davis. Near Agronomy Bldg. Comment
  UCD86487  Hordeum murinum M. Wiesendanger 1927-4-29 587 Yolo Davis. Comment
  SEINET9335722  Hordeum murinum Unknown 1962-4-2 6098 Yolo Winters Comment
  CAS-BOT-BC284774  Hordeum murinum subsp. glaucum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  UCD35379  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  CDA30736  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  SEINET3828566  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-1 18785 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
  UCD36327  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. Comment
  UCD41012  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD86136  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCD80904  Hordeum murinum subsp. murinum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5308 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
  UCD85669  Hordeum pusillum Beecher Crampton 1968-5-21 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Row B-12 Comment
  UCD94129  Hunnemannia hintoniorum Shannon M. Still 2007-8-1 185 Yolo California. Yolo County: UC Davis campus. Comment
  CDA21265  Hypericum mutilum G. F. Hrusa, C. & E. Dogwin 2007-10-24 17082 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 Comment
  UCD110321  Hypericum patulum R. Koch 1996-6-5 22 Yolo city of Davis. Along roadside on Russell Blvd. in North Davis. Comment
  UCD144284  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  SEINET7247646  Ipomoea alba June McCaskill, Katherine Onaga 1962-1 659 Yolo To top of 5 foot wooden fence in backyard at 816 Miller Drive, Davis Comment
  RSA398416  Ipomoea purpurea Glenn A. Gorelick 1966-6-1 s.n. Yolo 4181/2 2nd St., Davis Comment
  UCD35626  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., canyon. Comment
  UCD163602  Juglans Ellen Dean 2016-4-12 8836 Yolo city of Davis. Along Russell Blvd. between Arthur and Arlington, south side of the street. 15 Comment
  CDA11239  Juglans californica var. hindsii G. F. Hrusa 1994-4-9 11736 Yolo Putah Creek Riparian Reserve; UC Davis, Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. Comment
  UCR188851  Juglans californica var. hindsii George 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
  SBBG50628  Juglans hindsii V. Rakvidhyasastra 1969-5-3 26 Yolo Putah Crk area, 3 mi from Hutchison Drive Comment
  UCD143937  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
  UCD143939  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
  CHSC93640  Juglans nigra Paul Kirk 2001-5-25 16 Yolo Wolfskill Orchard at the USDA-ARS National Clonal Germplasm Repository in Winters, Ca. Clone accession # DJUG 307.A located in orchard at block C 4 14. 35 Comment
  UCD18222  Juglans regia Mike Payne 2001-5-22 s.n. Yolo City of Davis, NE corner of Temple Dr. and Cork Pl. Comment
  UCD164508  Juncus balticus subsp. ater Craig Thomsen 2006-6-30 2627 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD73627  Juncus bufonius Ellen Dean; Elizabeth Goebel 2008-4-7 4754 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  SEINET3877628  Juncus bufonius Beecher 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
  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
  SEINET11740553  Juniperus chinensis Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.573 (from Monrovia Nursery) Comment
  SEINET8055970 Image available Juniperus chinensis June McCaskill 1959-1 588 Yolo Student health center, University of California Comment
  UCD20533  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  SEINET8057807 Image available Juniperus virginiana June McCaskill 1955-8-4 389 Yolo In front of Davis High School, 23 Russell Boulevard, Davis Comment
  CAS-BOT-BC236789  Keckiella breviflora H. E. McMinn 1922-8-2 362 Yolo Putah Canyon Comment
  CAS-BOT-BC237819  Keckiella lemmonii Roxana Stinchfield 1916-6-26 351 Yolo Road crossing Buckeye Cr. near County line warehouse Comment
  UCD41144  Keckiella lemmonii C. Holn 2002-1 237 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  UCD59388  Keckiella lemmonii Ellen Dean; Kate Mawdsley 2007-6-8 3862 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. 560 Comment
  RSA26489  Kickxia elatine E. H. Hyde 1940-6-19 s.n. Yolo University of California Farm, Davis. 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
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCD123883  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  RSA141300  Kochia scoparia June McCaskill, Katherine Onaga 1960-9-29 609 Yolo Behind Boy Scout Cabin at 1st Street and Richards Blvd., Davis. Comment
  CDA11423  Koeleria gerardi G. F. Hrusa, T. D. Wilfred 1995-4-23 12144 Yolo Central Valley; E side of Tule Canal, 5 m S of Woodland, immed. E of Interstate 5. Comment
  UCR118991  Koeleria gerardi Beecher Crampton 1965-4-27 7298 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCR219832  Koeleria gerardi Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 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
  UCD21338  Lactuca saligna J. Shepard 2000-7-29 332 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, then north thorugh parking lot and past shed, to a low mowed area. 12 Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. Comment
  UCD132425  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
  CAS-BOT-BC341454  Lagophylla ramosissima Mabel Wiesendanger Phillips 1925-6-3 s.n. Yolo Causeway Comment
  HSC14210  Lamium amplexicaule M. Dole 1963-4-7 2 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  RSA409533  Lamium amplexicaule Glenn A. Gorelick 1966-3-22 s.n. Yolo Behind Hoagland Hall, UCD [Univ. of California Davis] campus. Comment
  SEINET5734481 Image available Lamium amplexicaule G. D. Barbe 1962-1 644 Yolo On adobe soil in vacant lot, 'B' street and Shephard's Lane, Davis.; Davis 15 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
  UCD124754  Lamium amplexicaule Beecher Crampton 1955-3-7 2317 Yolo city of Davis, University of California Agronomy Plots. Comment
  RSA695578  Lasthenia Keith E. Hoffmaster 1940-4-28 953 Yolo Davis, 2 mi. north. Comment
  RSA10424  Lasthenia fremontii C. B. Wolf 1928-5-8 2144 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  SBBG115699  Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 mi SE of Woodland, along Mavis Henson (Field) Rd, just E of jct with county Rd 102 and just S of Rd 25 Comment
  UC657693  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Grain Field Davis Comment
  UCD133739  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Davis. Comment
  UCD21427  Lasthenia fremontii J. Shepard 2002-4-18 523 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
  RSA176724  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters. Comment
  UCD144290  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
  UCD33788  Lasthenia glaberrima Beecher Crampton 1973-4-16 8917 Yolo 1 mile SW of Saxon Station. Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  CDA25773  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 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
  UCD133764  Lasthenia glabrata Steven Slagle 1964-4-7 48 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  UCD133768  Lasthenia glabrata Malcolm A. Nobs; S. Galen Smith 1951-4-2 1915 Yolo along Highway #40, between Yolo Causeway and Davis. Comment
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan 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
  UC1191982  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs and S. Galen Smith 1951-4-2 1915 Yolo along Highway #40 (between Yolo Causeway and Davis) Comment
  UC1363818  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3 mi n Davis (on road to Woodland (Alternate Hwy 40)) Comment
  UC1543156  Lasthenia platycarpha Charlotte G. Nast 1936-4-17 128 Yolo Woodland hwy n Davis Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  RSA517748  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland highway, N of Davis. Comment
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 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
  UCD38896  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 miles north of Saxon Station. Comment
  UCD41165  Lathyrus vestitus C. Holn 2002-4-15 187 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay. Comment
  CHSC45998  Lavandula dentata W. R. Russel 1954-1-11 Yolo Cultivated along south side of Health Center, University of California campus, Davis. Comment
  UCD39773  Lavandula stoechas Beecher Crampton 1973-5-16 s.n. Yolo UC- Davis: Tercero Area. Comment
  UCD133960  Layia chrysanthemoides M. Wiesendanger 1927-4-29 589 Yolo Davis. 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
  UCD84329  Layia chrysanthemoides Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA695574  Layia chrysanthemoides Keith E. Hoffmaster 1946-4-19 1052 Yolo 3-4 miles N of Davis. Comment
  UCD37912  Layia fremontii Beecher Crampton 1962-5-1 6356 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCD138101  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
  UCD141666  Lemna minuta Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7792 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
  UCD115261  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
  UCD115267  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD35867  Lepidium coronopus Beecher Crampton 1965-6-29 7390 Yolo 5 miles east of Davis; Yolo Bypass. Comment
  UCD115255  Lepidium dictyotum Robert E. Preston 1996-3-23 906 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  CAS-BOT-BC89073  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg-Sacramento River. 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
  UCD115371  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  JEPS87969  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  UCD115704  Lepidium latifolium Daryl Koutnik; John Sowell 1978-10-27 569 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 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
  UCD161091  Lepidium latifolium Jean Shepard 1999-3-27 11 Yolo City of Davis, Fifth St., south side, .25 mi E of intersection with Poleline Rd. Comment
  UCD115708  Lepidium latifolium Peter Menth 1992-6-2 14 Yolo Empty lot behind 1263 E. Oak Ave. 16 Comment
  UCD115711  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  UCD35327  Lepidium latifolium Beecher Crampton 1955-6-6 2817 Yolo 2 miles north of Davis. Comment
  UCD41062  Lepidium latifolium Carol W. Witham 2003-8-8 993 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  HSC6847  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD115717  Lepidium latipes K. Esau; M. Phillips 1929-4-11 1889 Yolo Davis. Comment
  UCD144460  Lepidium latipes Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21266  Lepidium latipes J. Shepard 2000-4-30 156 Yolo 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
  UCD21420  Lepidium latipes J. Shepard 2002-4-21 511 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
  UCD72402  Lepidium latipes Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3706 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 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
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD115782  Lepidium nitidum K. Esau; M. Phillips 1929-4-11 1890 Yolo Davis. Comment
  UCD115808  Lepidium nitidum Fleur Ng'weno 1989-4-27 DQ 11 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 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
  UCD21349  Lepidium nitidum J. Shepard 2001-1-28 360 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. North of northern parking lot, then east, amidst archery ranges. 12 Comment
  UCD21381  Lepidium nitidum J. Shepard 2001-3-26 423 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 along County Road 36. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 Comment
  CAS-BOT-BC89857  Lepidium nitidum W. D. Hamilton 1946-4-22 s.n. Yolo 7 miles west of Winters. Comment
  UCR219521  Lepidium nitidum var. nitidum Jean V. Shepard 2001-3-26 423 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 County Road 36. 5 yards from east boundary and the Dept. of Defense property fence and c. 200 yards north of CR 36 12 Comment
  UCD34467  Lepidium oxycarpum Beecher Crampton 1985-4-10 9911 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCD72512  Lepidium pinnatifidum Joe DiTomaso 2008-4-25 s. n. Yolo Woodland, Spring Lake Housing development. 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
  CAS-BOT-BC12896  Lepidium strictum Clarence R. Quick 1971-4-29 71 -38 Yolo Pylman-Quick garden, Merritt Island. Near Clarksburg. Comment
  CDA33313  Lepidium strictum V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Grassland Park; vernal pool area. 0 Comment
  RSA590199  Lepidium strictum Michael A. Vincent, Robert M. Rhode 1996-3-30 7263 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD21237  Lepidium strictum J. Shepard 2000-4-9 119 b 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
  UC1950418  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, Sacramento Valley Comment
  CAS-BOT-BC274009  Leptochloa fusca subsp. fascicularis Mabel Wiesendanger Phillips 1929-10-1 2052 Yolo Near Davis Comment
  UCD37674  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo County, 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63653  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63786  Leptochloa fusca subsp. fascicularis Collector Unknown 1941-10-1 Yolo Putah Creek, bordering Davis Farm. Comment
  UCD63846  Leptochloa fusca subsp. fascicularis Donald O. Santana 1976-9-1 Yolo ca. 0.5 mi. south of county Road 27 and ca. 0.5 mi. west of State Highway 113. 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
  RSA0078645  Leptosiphon androsaceus J A Johnston 1995-5-7 8 Yolo Across the road from the parking area near Stebbins Cold Canyon on hwy 128. 500 Comment
  UCD56754  Leptosiphon androsaceus Ellen Dean; M. Bibbo 2007-3-23 3446 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
  RSA0078644  Leptosiphon androsaceus Keith E. Hoffmaster 1946-4-13 1214 Yolo Putah can. Comment
  UCD118590  Leptosiphon androsaceus Ogden C. Riddle 1942-3-29 19 Yolo across road west of Recreation Beach in Putah Canyon. 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
  HSC82275  Leptosiphon ciliatus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5112 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  SBBG115669  Leptosiphon liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi NE of city of Davis 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
  UCD82203  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
  SBBG116110  Leymus triticoides B. Crampton 1953-5-28 1348 Yolo city of Bryte 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
  UCD36328  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD37954  Leymus triticoides Beecher Crampton 1962-5-28 6470 Yolo Davis. Along Southern Pacific Railroad. Comment
  UCD86629  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD86631  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD86634  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  SEINET11695804  Leymus triticoides Unknown 1962-5-28 6470 Yolo Davis, along Southern Pacific Railroad Comment
  UCD35026  Limnanthes alba Beecher Crampton 1995-4-26 10287 Yolo Yolo County, Davis, raised from seed collected in Sacramento County, 3 miles S.E. of Florin, Boswell dr. and Vintage Parks, seed collected May 1994. Comment
  JEPS19558  Limnanthes douglasii subsp. rosea Mrs. L. D. Lawhead 1909-4-8 Yolo Woodland Comment
  CDA20718  Limonium duriusculum B. Lyon 2006-7-24 PDR 1340754 Yolo County Road 96, Woodland. Comment
  UC1220981  Linanthus liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 mi se (in direct line) Davis (junction of County Rd 106A and County Rd 35) Comment
  SEINET5716966 Image available Liriodendron tulipifera Shirley C. Tucker 1954-1 3766 Yolo Campus of University of California, Davis.; Univ. of California, Davis 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
  UCD102724  Lithophragma heterophyllum K. Esau 1932-3-26 s.n. Yolo Putah. Comment
  UCD73090  Lithophragma heterophyllum Ellen Dean; Plant Biology 102 students 2008-4-6 4713 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
  UCD73113  Lithophragma heterophyllum Ellen Dean 2008-4-25 4865 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  UCD168988  Logfia filaginoides Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9291 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
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  UCD66010  Lolium multiflorum Cay Collette 1975-5-10 12 Yolo Knight's Landing, approx. 25' from Sacramento River. 15 Comment
  UCD66067  Lolium multiflorum Beecher Crampton 1957-11-5 4646 Yolo East of West Davis Elementary School, Davis. Comment
  UCD66187  Lolium multiflorum Lynn M. Holstein 1979-5-18 4 Yolo Corner of 5th and Poleline Rds. in Davis. Comment
  UCD66243  Lolium multiflorum R. Tofsrud 1942-1 96 Yolo Near Davis. Comment
  UCD66301  Lolium multiflorum Beecher Crampton 1961-6-1 5885 Yolo 3 miles S of Woodland. Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  UCD80901  Lolium multiflorum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5305 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
  UCD84351  Lolium multiflorum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET3828340  Lolium perenne subsp. multiflorum George K. Helmcamp, E. A. Helmkamp 2012-1 18768 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
  UCR235380  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18768 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
  UCD66620  Lolium temulentum J. D. Skoss 1947-5-10 s.n. Yolo Putah Canyon. Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UCR119176  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 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
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  UCD58048  Lomatium californicum Ellen Dean; K. Mawdsley 2007-4-6 3588 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
  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
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  UCD127725  Lomatium dasycarpum subsp. tomentosum K. Esau 1931-4-5 s.n. Yolo Capay. Comment
  CDA38382  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 s.n. Yolo 1 mile north of Rumsey. 0 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  SEINET13944553 Image available Lomatium marginatum L. Constance 1970-1 3881 Yolo Open grassland, Sacramento Valley, junction of Fairfield-Winters & Vacaville-Allendale roads Comment
  CDA12079  Lomatium utriculatum G. F. Hrusa 1989-4-8 5914 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 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
  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
  UCD127795  Lomatium utriculatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo near bridge at entrance to Putah Canyon. Comment
  UCD137360  Lonicera japonica M. Klapp 1996-6-4 20 Yolo north of UC Davis Campus on Oak Ave. Located around a fence at one of the residences, approximately 100 m north of Russel Blvd. 20 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
  HSC1849  Lotus humistratus J. V. Lenz 1947-3-24 Yolo Putah Canyon Comment
  UC638710  Lotus humistratus Ethel Crum 1938-5-7 1989 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  RSA0028969  Lotus humistratus Keith E. Hoffmaster 1939-4-26 942 Yolo Putah Canyon. 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
  CDA36932  Lotus wrangelianus CDFA Staff 1996-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC638709  Lotus wrangelianus Ethel Crum 1938-5-7 1990 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Ranges, Cache Creek Canyon 152 Comment
  UCD66020  Ludwigia hexapetala B. J. Grewell 2006-8-22 06- 45 -LU Yolo Yolo Bypass Wildlife Area, California Dept. of Fish and Game, south of I-80 hwy, west of Davis, CA. Population sampled from first seasonal pond immediately west from the public auto tour road. 5 Comment
  UCD107103  Ludwigia peploides Daryl Koutnik; John Sowell 1978-10-27 575 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD66060  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
  UCD75887  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 104 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
Read comments
Oct 13 2009
  UCD141655  Ludwigia peploides subsp. peploides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7787 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
  UCD84354  Ludwigia peploides subsp. peploides Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA6776  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735202  Lupinus Lois Weston 1942-4-24 1147 Yolo Putah Canyon. Comment
  UCD168489  Lupinus albifrons Ellen Dean 2017-3-15 9279 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. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  SEINET10488394  Lupinus albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5099 -A Yolo Morgan Valley Quad. Along State Route 16, 6 mi from Colusa County line. 152 Comment
  UC727038  Lupinus albifrons var. albifrons A. A. Heller March 1941 15913 Yolo on U.S. Highway #99W Buckeye Creek Comment
  RSA758527  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-5-20 14723 Yolo Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  SEINET7062984 Image available Lupinus bicolor A. G. Vestal 1955-4-5 s.n. Yolo Grassey field at Rumesy in the north Capray valley. UTM Zone 10, 566133mE, 4304650mN. (WGS84/NAD83). 128 Comment
  UCD107330  Lupinus bicolor M. I Wibawa 1996-4-13 3 Yolo along Hwy 128, 1 mi W of Railroad Ave. 17 Comment
  UCD33693  Lupinus bicolor Beecher Crampton 1972-4-3 8779 Yolo 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis). 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
  UCR206280  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-5-20 14723 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCR207819  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-3-24 14441 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  CAS-BOT-BC227812  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1 Comment
  UCD107127  Lupinus bicolor A. A. Beetle 1944-3-27 1964 Yolo near Davis. Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. 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
  UCD107765  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD35963  Lupinus microcarpus Beecher Crampton 1953-3-31 1047 Yolo Madison. Comment
  UCD33623  Lupinus microcarpus Beecher Crampton 1971-4-21 8674 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  JEPS100594  Lupinus microcarpus var. densiflorus Dean W. Taylor 1972-3-29 1384 Yolo along Highway 120 about 3 miles below Monticello Dam at Lake Berryessa 152 Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCR207820  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14443 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD15311  Lupinus microcarpus var. densiflorus June McCaskill; and Katherine Onaga 1963-4-20 680 Yolo California, Yolo Co.; the city of Davis, on the University of California campus, in the Arboretum, ca. 0.1 mile east of California Avenue bridge; Comment
  UC726674  Lupinus microcarpus var. microcarpus A. A. Heller 1920-4-25 13377 Yolo Yolo Causeway Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD21041  Lupinus microcarpus var. microcarpus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 227 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
  UCD38428  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan. Comment
  SFV1910  Lupinus nanus J. M. Tucker 1958-4-7 3379 Yolo North side of State Highway 128, about 2.75 miles southwest of Winters. Comment
  UCD108958  Lupinus nanus K. Esau 1934-3-25 s. n. Yolo Putah. Comment
  UCD33687  Lupinus nanus Beecher Crampton 1972-3-13 8770 Yolo 2 miles west of Winters. Comment
  UCD33942  Lupinus nanus Beecher Crampton 1975-4-23 9174 Yolo 1 mile west of Winters. Comment
  SEINET10490090  Lupinus nanus subsp. latifolius Sutherland 1963-2-27 SUTHERLAND 5 Yolo Erect annual herbs, petals blue with white spot on banner; among rocks on dry Hillside, in direct sun; on roadside opposite creek near recreation beach, Putah canyon, state hwy 128. Comment
  SEINET10484053  Lupinus nanus subsp. nanus Martin 1960-3-22 Martin 30 Yolo On s-facing slope in canyon s of putah creek and draining into it. Associated With grasses and plagiobothrys nothofulvus; 1/4 mi e of monticello dam, Yolo-solano co border. Comment
  SEINET7040227 Image available Lupinus pachylobus A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  NY16029  Lupinus subvexus A. A. Heller 1902-4-29 5415 Yolo Near Madison Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  SEINET10737374 Image available Lupinus subvexus A. Arthur Heller 1902-4-29 Heller 5415 Yolo Near Madison. Comment
  SEINET12170817  Lupinus subvexus Unknown 1953-3-31 1047 Yolo Madison Comment
  UCR206551  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-17 14400 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCR219515  Lupinus succulentus Jean V. Shepard 2000-4-1 102 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 - 4.0 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road 12 Comment
  UCSB3358  Lupinus succulentus Copeland, H. 1943-4-24 Yolo East of Davis Comment
  SEINET7040226 Image available Lupinus succulentus A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  UCD109593  Lupinus succulentus A. A. Beetle 1944-3-27 1965 Yolo near Davis. Comment
  UCD109634  Lupinus succulentus June McCaskill; Katherine Onaga 1962-4-12 648 Yolo 0.1 mile east of intersection of L and 2nd streets, Davis. Comment
  UCD109643  Lupinus succulentus M. Wiesendanger 1927-4-29 613 Yolo Woodland. Comment
  UCD82153  Lupinus succulentus Jean Shepard 2000-4-1 109 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd. Comment
  SEINET10490284  Lupinus vallicola subsp. apricus Tucker 1958-4-7 TUCKER 3379 Yolo Abundant in open, level pasture; n side of state hwy 128, ca 2 3/4 mi sw of Winters. Comment
  RSA733862  Lycium barbarum Keith E. Hoffmaster 1946-8-4 1254 Yolo Davis Comment
  UCD126605  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  SEINET10844326  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 114 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD41069  Lycopus americanus Carol W. Witham 2003-8-8 1000 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD117562  Lysimachia nummularia Arthur M. Shapiro 1993-4-25 s.n. Yolo Davis, Hanover Drive. Comment
  RSA0015851  Lythrum californicum Beecher Crampton 1955-9-29 3164 Yolo Along US Highway 99 W 1.5 miles northwest of Davis. Comment
  RSA0016011  Lythrum hyssopifolia S. L. Morrison 1974-6-2 32 Yolo South side of Southern Pacific Railroad causeway, 3.5 miles east of Mace Boulevard overpass and US Interstate 80. Comment
  UCD103043  Lythrum hyssopifolia Fleur Ng'weno 1989-5-15 DQ 46 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  CDA15694  Lythrum salicaria J. King, Young 1999-7-27 PDR 1202567 Yolo Sacramento Valley; West side of Sacramento R. 1/4 mi. S of Elkhorn Bridge, immed. E of Woodland. 0 Comment
  HSC100289  Maclura pomifera J. P. Smith 2011-4-27 13136 Yolo Along Hwy. 16 near junction with Oakdale Ranch Road, E of Esparto 61 Comment
  UCD150945  Madia D. S. Park; D. Potter 2010-4-22 26 -1 Yolo 128 roadside east, edge of parking area. Small population. 81 Comment
  UCD168406  Madia citriodora Ellen Dean; M. Hoshovsky 2017-4-18 9317 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters. Area has burned three times in previous three years. 123 Comment
  UCD168409  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9319 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
  UCD59351  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3775 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
  UCD82336  Madia gracilis Robin McMaster 1973-4-15 322 Yolo 7 mi NW Rumsey on Hwy 16. 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
  UCD81021  Malva nicaeensis Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5363 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
  UCR257134  Malva nicaeensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20511 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
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD21230  Malva parviflora J. Shepard 2000-4-1 107 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 entrace road. 12 Comment
  UCD69416  Malva parviflora S. Quick 1996-5-19 13 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Herb dense, decumbent, flowers white. 17 Comment
  UCD116678  Malva sylvestris Mrs. Nora Cruse 1938-5-26 s.n. Yolo 412 Lincoln Ave., Woodland. Comment
  UCD116695  Malvella leprosa P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD160162  Malvella leprosa Heather Castro 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. In ephemeral drainage. 158 Comment
  LA36326  Malvella leprosa H. Popenoe; 1949-6-2 29 Yolo by Davis-Winters flight strip Comment
  UCD116700  Malvella leprosa W. T. Pope 1916-10-1 s.n. Yolo University Farm. Comment
  UCD35642  Malvella leprosa Beecher Crampton 1959-6-10 5342 Yolo Just north of Davis, along County Road 31. Comment
Read comments
Jan 22 2008
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UCD107662  Marah fabacea P. Thompson 1996-4-21 30 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD58024  Marah fabacea Ellen Dean; K. Mawdsley 2007-4-6 3563 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
  SEINET4584961 Image available Marah fabacea Vijai Rakvidhyasastra 1969-5-3 23 Yolo Near bank of Putah Creel, University of California - Davis campus Comment
  SEINET5729438 Image available Marah fabacea Richard Beaver 1965-1 162 Yolo Climbing fence along dry creek bed; south side of Barthel Mobile Park; Davis Comment
  UCD107582  Marah fabacea F. H. Bolata 1912-4-1 s.n. Yolo Davis. Comment
  UCD41224  Marah fabacea Ken McPherson 1976-5-2 17 Yolo 100 feet west of the Putah Creek bridge, Road 26 near Davis. Comment
  UC765587  Marah watsonii R. F. Hoover 1938-3-12 2842 Yolo near Rumsey; Cache Creek Canyon Comment
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  UCD125032  Marrubium vulgare A. S. Crafts 1926-7-8 452 Yolo University Farm Campus, Davis. Comment
  UCD160173  Marrubium vulgare Laura Losmozos 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Next to ranch house headquarters, area between drainage and road. 99 Comment
  RSA733976  Marrubium vulgare Lois Weston 1942-4-24 1136 Yolo Putah Canyon. Comment
  SBBG50622  Marrubium vulgare L. Dodge 1974-5-13 42 Yolo N bank of Putah Crk at end of Airport Rd, 2 mi SW of Davis 12 Comment
  UCD125034  Marrubium vulgare Charles B. Heiser 1947-6-1 1926 Yolo along Putah Creek, Davis. Comment
  UCD81461  Marrubium vulgare M. Wiesendanger 1927-4-29 612 Yolo Woodland. Comment
  UCD150997  Matricaria chamomilla D. S. Park; S. Nicole 2010-5-11 76 Yolo Davis wetlands. Comment
  UCD58091  Matricaria discoidea Ellen Dean; K. Mawdsley 2007-4-6 3630 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 Loop Road. 619 Comment
  UCD73625  Matricaria discoidea Ellen Dean; Elizabeth Goebel 2008-4-7 4752 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCR257143  Matricaria discoidea George K. Helmkamp, Mary Alice Barnes 2013-5-8 20515 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-BC348255  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  UCD35372  Medicago Beecher Crampton 1956-4-9 3244 Yolo Yolo County; 1.5 miles north of Davis. Comment
  CDA4195  Medicago arabica P. B. Kennedy 1915-4-26 Yolo Chin. Farm, Davis. 0 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
  UCD107723  Medicago lupulina Beecher Crampton 1964-4-14 s.n. Yolo Lawn, Hunt Hall. Comment
  CDA37068  Medicago polymorpha CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SFV1923  Medicago polymorpha E. B. Risley 1961-3-12 120 Yolo Sacramento Valley Davis. 644 I Street. 14 Comment
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD62869  Medicago polymorpha Tavis Forrester; Plant Biology 102 students 2008-4-6 7 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
  UCR118886  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Sacramento Valley, 8.5 miles west of Davis, Moon Ranch. 30 Comment
  SEINET5737398 Image available Medicago polymorpha Chris Bornman 1962-1 24 Yolo On north slope of Putah Creek bank; experimental farm, University of California, Davis.; Univ. of California, Davis 9 Comment
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD35267  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Yolo County, 8.5 miles west of Davis, Moon Ranch. 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
  UCD34113  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Road 29 W of Hwy. 113. Comment
  UCD68037  Medicago sativa Dennis J. DaVia 1976-5-31 27 Yolo Road 96, 1.2 mile North of Road 31. Found in an area dominated by bunchgrass, on roadside, in clay loam soil. An erect plant. Flowers, blue. Comment
  RSA0048651  Melica bella Lois Weston 1942-4-24 1127 Yolo Putah Can. Comment
  HSC10335  Melica californica J. V. Lenz 1947-4-12 Yolo Putah Canyon. Comment
  UCD86454  Melica californica Beecher Crampton 1958-4-21 4709 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. 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
  UCD88064  Melica imperfecta R. Tofsrud 1951-1 s.n. Yolo Agronomy Division Grass Garden, Davis. Comment
  POM204768  Melica torreyana C. F. Baker 1903-5-6 2885 Yolo Cache Creek Canyon. Comment
  UCD149338  Melilotus albus Herms 1934-8-2 s.n. Yolo City of Woodland. 25 Comment
  POM348177  Melilotus albus Glenn A. Gorelick 1965-8-28 s.n. Yolo Along Putah Creek at Low Water Bridge, Davis.. Comment
  UCD20860  Melilotus indicus N. Nicola 2001-5-2 077 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 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
  UCD84334  Melilotus indicus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET5737483 Image available Melilotus indicus Charles C. Adamson 1960-1 12 Yolo Along Southern Pacific railroad tracks, near NE Davis city limit.; Davis 46 Comment
  UCD108066  Melilotus indicus B. Crampton 1953-4-19 1109 Yolo Along the rr, 1.5 miles north of Davis. Comment
  UCD68038  Melilotus indicus Lori R. Nelson 1976-4-12 3 Yolo University of California, Davis, 0.1 mile South of Primate Center. Found near sewage ponds, along a gravel road. A prostrate plant. Flowers, yellow. Comment
  UCR36548  Mentha pulegium A. C. Sanders 1984-6-18 5055 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD41063  Mentha pulegium Carol W. Witham 2003-8-8 994 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  POM134721  Mentzelia laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Gordin Ranch. Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD18983  Mesembryanthemum roseum J. J. Dunning 1958-4-7 s.n. Yolo city of Woodland, # 2 Cross St., in yard at Simpson Residence. Comment
  UCD161281  Micropus californicus Jean Shepard 2012-4-7 865 -A Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 2 mi past gate. 262 Comment
  UC75178  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  UCD40990  Microseris douglasii subsp. douglasii Carol W. Witham 2003-4-9 920 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  POM53403  Microseris douglasii subsp. douglasii C. F. Baker 1913-5-8 2889 Yolo Cache Creek Canyon Comment
  UCD21243  Microseris elegans J. Shepard 2000-4-13 127 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. 12 Comment
  UCR220405  Microseris elegans Jean V. Shepard 2000-4-13 127 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. South of entrance road, past parking lots on the south side 12 Comment
  POM53415  Microseris lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek cannon [Canyon] Comment
  UCD168487  Microsteris gracilis Ellen Dean 2017-3-15 9276 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. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD122251  Mimulus aurantiacus Ogden C. Riddle 1942-3-29 24 Yolo Putah Canyon. Hill across creek north of 'cannon ball'. Comment
  UCD58033  Mimulus aurantiacus Ellen Dean; K. Mawdsley 2007-4-6 3572 Yolo Yolo County.: 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
  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
  SEINET14046027  Mimulus guttatus Kay Ryugo 1952-1 1021 Yolo Putah Creek, 4 miles west of Winters. Comment
  UCD20372  Mimulus kelloggii K. Esau 1938-3-26 s. n. Yolo Putah Canyon. Comment
  UCD55493  Mimulus latidens J. Shepard 2004-4-4 664 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 .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 10 Comment
  UCD122633  Mimulus microphyllus Collector Unknown 1925-5-22 1934 Yolo Putah Creek, Campus. Comment
  UCD20604  Mimulus pilosus E. Dean; with M. Bibbo 2002-7-5 1149 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  CDA41813  Mimulus tricolor G. D. Barbe 1980-4-16 2576 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  UCD122951  Mimulus tricolor C. F. Ehlig 1951-4-22 35 Yolo 5 miles west of US 99W on Road 29. 15 Comment
  CAS-BOT-BC349593  Monolopia major A. A. Heller; H. E. Brown 1902-4-29 5411 Yolo Near Madison 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
  UCD35742  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo 1.5 miles north of Davis. Comment
  RSA91890  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo Railroad embankment, 1.5 miles north of Davis. Comment
  SEINET3887496  Muilla maritima June McCaskill, Katherine Onaga 1967-4-28 718 Yolo Just east of Davis Refuse Dump, County Road 102, ca. 1 mile north of County Road 31, north of Davis.; 0 15 Comment
  CAS-BOT-BC83400  Myosurus minimus L. R. Abrams 1928-5-8 12609 Yolo Between Woodland & Davis. 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
  UCD96295  Myosurus minimus Beecher Crampton 1978-5-8 9575 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD96303  Myosurus minimus Beecher Crampton 1952-11-1 904 Yolo 1.5 miles north of Davis. Comment
  UCD96591  Myosurus minimus Fleur Ng'weno 1989-4-30 DQ 19 Yolo D-Q University, along County Road 31, 9 mi. west of Davis city Center. 30 Comment
  JEPS80670  Myosurus sessilis L. R. Heckard with Dave and Mary Ann Showers 1981-5-30 5520 Yolo 3 mi se Woodland (s of Road 25 and e of Road 103) Comment
  UC917100  Myosurus sessilis K. J. and J. M. Tucker 1950-3-26 1926 Yolo 3 mi nw Davis (beside Highway 99W) Comment
  UCD55515  Myosurus sessilis J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 656 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
  RSA97570  Myosurus sessilis Beecher Crampton 1952-11-7 915 Yolo 3 miles northwest of city of Davis. Comment
  JEPS84735  Myriophyllum spicatum John W. Willoughby 1976-7-29 1814 Yolo at fishing access along State Hwy. 129 Putah Creek (ca. 1.2 mi. n.w. of junction of the hwy. & County Rd. 86 (Pleasants Valley Rd.)) 60 Comment
  SBBG29008  Nassella cernua B. Crampton 1967-5-11 7923 Yolo 5 mi W of Winters; St Hwy 128 Comment
  UCD36260  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  UCD87413  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  JEPS84717  Nassella pulchra John W. Willoughby 1977-4-27 2244 Yolo 1.2 mi nw County Road 86 (State Highway 128; foothills n of highway); Vaca Mountains Comment
  SEINET202629  Nassella pulchra Jack Maze 1963-3-8 49 Yolo Ca. 2 miles east of Monticello Dam on State Highway 128. Comment
  SEINET215131  Nassella pulchra Dan Kurtak 1969-4-5 10 Yolo 5 miles west of Winters. Comment
  UCD59378  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-6-8 3853 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
  UCD87478  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD87499  Nassella pulchra Beecher Crampton 1970-4-13 8555 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD73609  Navarretia Ellen Dean; Elizabeth Goebel 2008-4-7 4737 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
  UCD162958  Navarretia atractyloides Craig D. Thomsen 2006-6-13 2658 Yolo Camp Haswell Regional Park. On flat just above turnout along Hwy 16, just across from Camp Haswell. Comment
  RSA83073  Navarretia cotulifolia Verne Grant, Alva Grant 1946-4-12 7690 Yolo Near Woodland Comment
  UC1221771  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo ca 2 mi ne Davis (City of Davis dump area) Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UCD36114  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD37389  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  UCD48345  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 1/4 mile south of Saxon Station. Comment
  UCD48347  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mi. s. of Saxon Station, jct. County Roads 106 and 38. Comment
  SEINET241998  Navarretia leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 mi west of Davis. Moon Ranch Comment
  UCD73129  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast 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
  UCD20383  Navarretia leucocephala subsp. leucocephala K. Esau 1933-5-24 s.n. Yolo Yolo County, Putah Canyon. Comment
  UCD48544  Navarretia leucocephala subsp. leucocephala H. A. Borthwick 1925-3-21 1884 Yolo Causeway. Comment
  UCD84363  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225218  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD33974  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-11 9213 Yolo Yolo County, junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD36218  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Yolo County, northern city limit of Winters. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  UCD48541  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 miles west of Davis Moon Ranch. Comment
  CHSC74999  Navarretia pubescens E. D. Appenzeller 1995-5-28 17 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  UCD20389  Navarretia pubescens K. Esau 1937-3-12 s.n. Yolo Putah Canyon. Comment
  UCD48619  Navarretia pubescens Beecher Crampton 1954-6-11 1951 Yolo 3 miles west of Rescue foothills flat. Comment
  UCD37114  Navarretia tagetina Beecher Crampton 1957-5-14 4019 Yolo Yolo County, 1.3 miles west of Zamora. Comment
  UCD48705  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  UC596366  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UC767570  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UCD120041  Nemophila heterophylla R. H. Miller 1949-3-14 1 Yolo Hillslopes of Putah Canyon. Comment
  CDA15887  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  POM248918  Nemophila heterophylla Lincoln Constance 1938-3-27 2045 Yolo Bluff above Putah Creek on Monticello-Winters road 9 miles northwest of Winters, Vaca Mountains, Inner North Coast Range. 305 Comment
  UCD39924  Nepeta cataria Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  UCD22845  Nephrolepis exaltata Bijou Dehgan 1971-4-10 s.n. Yolo In Mrs. Hendrickson's garden on Anderson Road. Comment
  HSC62738  Nicotiana glauca J. M. DiTomaso 1979-5-12 982 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  UCD126669  Nicotiana glauca M. Ramos 1996-5-7 12 Yolo three miles west of Winters on Highway 128, near Putah Creek. 137 Comment
  SEINET6174922  Nicotiana glauca G. Cook 1959-3-29 15 Yolo 4 miles W of Winters. 100 Comment
  UCD126725  Nicotiana quadrivalvis C. J. W. Date Unknown s.n. Yolo Davis. Comment
  UCD39744  Origanum dictamnus Beecher Crampton 1976-7-5 s.n. Yolo Davis. Comment
  UCD141774  Orobanche californica Ellen Dean; M. Taylor, K. McMillan 2013-6-13 7794 A 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 4E of the Putah Creek vegetation survery. 9 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
  UCD88432  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD81549  Oryza sativa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET242447  Oryzopsis coerulescens Beecher Crampton 1962-4-26 T.O. 2323 Yolo UC Davis agronomy experimental rea, plant introduction nursery, row D-117 Comment
  SEINET240090  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET240091  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET242448  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1962-6-14 T.O. 2223 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  SEINET240092  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1961-6-30 T.O. 2223 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  UCD159961  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD111016  Oxalis pes-caprae K. Esau 1932-2-27 s.n. Yolo Davis. Comment
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. 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
  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
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. Comment
  UCD89399  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek. Comment
  UCD89542  Panicum capillare R. Tofsrud 1941-10-1 137 Yolo near Davis. Comment
  UCR119097  Panicum capillare Beecher Crampton 1954-9-9 2265 Yolo Sacramento Valley, 5 miles west of Davis. 15 Comment
  UCD57353  Panicum capillare subsp. hillmanii J. Shepard 2000-5-20 264 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
  UCD89794  Panicum capillare subsp. hillmanii Beecher Crampton 1970-4-9 8552 Yolo 2 miles W of Winters. Comment
  UCD32916  Panicum dichotomiflorum Beecher Crampton 1965-7-7 7438 Yolo Northern city limits of Winters. 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
  UCD89581  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  CDA2110  Panicum hillmanii G. D. Barbe, B. Elliott 1979-7-26 2539 Yolo West of Interstate 5 at County Road 12, Zamora. 0 Comment
  CHSC79232  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo U. C. Davis agricultural services yard. Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  CAS-BOT-BC253930  Parapholis incurva L. R. Abrams 1928-5-8 12594 Yolo Between Woodland and Davis Comment
  UCD32597  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo Yolo County, 4 miles east of Woodland, on roadside and banks of road. Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD88611  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo 4 miles east of Woodland, on roadside and banks of road. 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
  UCR196284  Parapholis incurva J. M. DiTomaso 2008-5-5 s.n. Yolo Central Valley, Woodland, 1 mi south of Hwy I-5 on Road 102, 2000 Hamton Place Comment
  SEINET11124400 Image available Parkinsonia aculeata June McCaskill, Katherine Onaga 1962-7-2 654 Yolo 1001 D Street, Davis, Yolo County Comment
  CDA29548  Paspalum dilatatum M. K. Beyers 2009-7-18 171 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
  UCD88899  Paspalum distichum A. A. Beetle 1945-9-28 4034 Yolo Putah Creek at Davis. Comment
  UCD88903  Paspalum distichum Alan A. Beetle 1946-7-13 4717 Yolo Putah Canyon. Comment
  UCD88909  Paspalum distichum Beecher Crampton 1957-9-16 4609 Yolo County Road 27, 6 miles northwest of Davis. Comment
  UCD88944  Paspalum distichum R. Tofsrud 1942-11-1 s.n. Yolo Old Putah channel along back of Davis Farm. Comment
  UCD88965  Paspalum distichum Collector Unknown 1941-11-1 324 Yolo Putah Creek bed near Davis. 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
  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
  UCD36148  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo Yolo County, 6 miles west of Winters, near small creek emptying into Putah Creek. Comment
  UCD162954  Pellaea mucronata Craig Thomsen 2006-6-13 2672 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD160199  Pellaea mucronata var. mucronata Taylor Blevins 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. 160 Comment
  NY583848  Penstemon centranthifolius R. S. Ferris 1917-4-20 715 Yolo Road along Buckeye Creek, 3 miles west of Railroad Comment
  UCD67961  Penstemon centranthifolius Dixie Paussa 1974-5-8 49 Yolo 5 miles North of Capay, 2 miles up a PG and E access road, at the end of road 13, off road 85a. Foothill Woodland area, dominated by Quercus douglasii. Growing in open sun on cow trail, west facing slope, side of canyon. On clay soil. Comment
  UCD124213  Penstemon heterophyllus K. Esau; D. Hartmann 1931-4-26 2186 Yolo Putah Canyon. Comment
  UCD70200  Penstemon laetus subsp. sagittatus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Shrubland plant communities on basaltic rocky slopes and talus. 170 Comment
  UCD137778  Pentagramma triangularis J. D. Clark 1995-5-27 3 Yolo Along Mix Canyon Rd., approx. 1/2 mile from intersection with Pleasant Valley Rd. in Winters, CA. 45 Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD143812  Persicaria hydropiper Beecher Crampton 1983-9-22 s.n. Yolo UC Davis. Comment
  UCD99482  Persicaria lapathifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12971 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
  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
  UCD99335  Persicaria orientalis C. B. Heiser 1945-6-19 s.n. Yolo University Farm, Davis. 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
  CDA40339  Phacelia ciliata G. D. Barbe 1980-4-16 2571 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  POM181665  Phacelia egena L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD120581  Phacelia imbricata Collector unknown 1925-5-25 1789 Yolo Putah Canyon. Comment
  UCD58086  Phacelia imbricata Ellen Dean; K. Mawdsley 2007-4-6 3624 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
  UCD160558  Phacelia tanacetifolia Ellen Dean; Craig Thomsen 2015-3-21 8608 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 304 Comment
  SEINET241295 Image available Phalaris arundinacea Beecher Crampton 1963-7-14 T.O. 2820 Yolo UC Davis agronomy experimental area, plant introduction nursery, row G-96 Comment
  UCD88776  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. 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
  CAS-BOT-BC265931  Phalaris lemmonii David D. Keck 1946-4-27 5537 Yolo West end of Yolo Causeway between Sacramento and Davis 6 Comment
  UCD35907  Phalaris lemmonii Beecher Crampton 1960-5-9 5498 Yolo Saxon Station area. Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. Comment
  CAS-BOT-BC250676  Phalaris minor John Thomas Howell; Gordon H. True 1967-6-11 42554 Yolo North of Woodland near Cache Creek Comment
  CAS-BOT-BC250677  Phalaris minor Peter H. Raven 1955-4-16 8273 Yolo Fields about Davis Comment
  CDA37112  Phalaris minor CDFA Staff 2004-6-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CDA38771  Phalaris minor G. F. Hrusa 2013-4-16 18513 Yolo Sacramento Valley; Yolo Bypass Wildlife Area Headquarters on Chiles Rd. east of Davis. 7 Comment
  HSC8522  Phalaris minor J. V. Lenz 1947-5-10 Yolo Davis Comment
  RSA263847  Phalaris minor J. T. Howell, Gordon H. True 1974-3-3 50330 Yolo About 7 mi north of Madison Comment
  SBBG115738  Phalaris minor J. T. Howell, G. H. True 1974-3-3 50330 Yolo ca. 7 mi N of Madison 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
  UCD36210  Phalaris minor Beecher Crampton 1953-4-19 1108 Yolo 1.5 miles N of city of Davis. Comment
  UCD37841  Phalaris minor Beecher Crampton 1962-4-23 6236 Yolo 2 miles W of city of Davis, at junction of County Roads 31 and 99. Comment
  UCD89047  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89048  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89053  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89184  Phalaris minor P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD89270  Phalaris minor M. Wiesendanger 1927-4-29 608 Yolo Woodland. Comment
  UCR220390  Phalaris minor Jean V. Shepard 2000-5-8 236 A 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, and south along fenceline 12 Comment
  CDA108  Phalaris paradoxa D. G. Kelch 2007-5-18 7 .322 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  HSC10575  Phalaris paradoxa J. V. Lenz 1947-5-10 Yolo Davis Comment
  HSC10577  Phalaris paradoxa Beecher Crampton 1958-5-20 4829 Yolo County Rd. 27 about 4 mi. S of Woodland. Comment
  UCD59385  Phalaris paradoxa Ellen Dean; Kate Mawdsley 2007-6-8 3859 a 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
  UCD89278  Phalaris paradoxa A. A. Beetle 1944-5-17 1989 Yolo 3 miles W of Sacramento. Comment
  SEINET892443 Image available Philadelphus coronarius Bradford Bearce 1965-1 43 Yolo 836 Anderson Road, Davis Comment
  UCD89633  Phleum pratense Clarence R. Quick 1970-7-8 70 29 Yolo Just south of house of Nettie M. Pylman, Merritt Island near Clarksbrug. 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
  UCR118877  Phoradendron macrophyllum Beecher Crampton 1960-12-7 5812 Yolo Sacramento Valley, UC Davis campus. 15 Comment
  UCD102184  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. 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
  UCD127888  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus. On a leafless deciduous tree at the NW corner of California Way and Storer Mall. 15 Comment
  UCD34366  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. 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
  UCD161037  Phyla nodiflora Craig Thomsen 2006-6-30 2613 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD38924  Phyla nodiflora Beecher Crampton 1961-10-25 6046 Yolo 4 miles NW of Bryte, Yolo Bypass. 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
  UCD125935  Phyla nodiflora Collector Unknown Date Unknown s.n. Yolo Davis campus. Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET10890184  Physalis ixocarpa Stephanie Frischie 2000-10-7 Frischie 122 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET12323492  Physalis ixocarpa Unknown 1966-1 s.n. Yolo Fred Tadlock property just W of deep water channel & ca 0.5 mi N of Southern Pacific RR tracks Comment
  CDA43430  Physalis lancifolia Kevin Martyn 2015-6-9 PDR# 570 P06217309 Yolo West of Knights Landing; River Garden Farms, Site A69. 0 Comment
  UC985940  Physalis lancifolia Malcolm A. Nobs and S. Galen Smith 1949-7-18 1002 Yolo n of Winters; Sacramento Valley Comment
  UCD126763  Physalis lancifolia M. Ramos 1996-5-21 21 Yolo south side of Davis. 13 Comment
  UCD36455  Physalis lancifolia Beecher Crampton 1953-9-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD126782  Physalis philadelphica Cynthia Hodges 1982-4-7 5 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  CAS-BOT-BC72813  Pinus sabiniana Roxana Stinchfield 1916-6-26 355 Yolo Foothills along Buckeay Creek, D'Oyly ranch Comment
  UCD89659  Piptatherum miliaceum A. A. Beetle 1942-10-1 1893 Yolo Near Davis. Comment
  SEINET12766602  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo City of Davis, along 5th street near intersection with 'L' Street.; 0 Comment
  SEINET12216215  Pittosporum tenuifolium Unknown 1950-1 s.n. Yolo Davis, University of California campus Comment
  UCD121069  Plagiobothrys A. A. Beetle 1945-2-15 4184 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD121070  Plagiobothrys P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  SBBG117341  Plagiobothrys canescens B. Crampton 1955-4-14 2479 Yolo 7.5 mi W of Davis, Moon Ranch Comment
  UCR119101  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCD168414  Plagiobothrys canescens var. canescens Ellen Dean; M. Hoshovsky 2017-4-18 9330 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 286 Comment
  UCD120841  Plagiobothrys humistratus Robert E. Preston 1996-3-23 904 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UC480675  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 a Yolo near Davis 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
  SEINET9353933  Plagiobothrys stipitatus Unknown 1996-4-22 10334 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just south of road 25. Vernal meadow, capay silty clay soil series, dense. Comment
  UCD14965  Plagiobothrys stipitatus Steven E. Smith 1977-4-8 3 Yolo California, Yolo Co.; near a pool 100 m. east of Road 105, 1.2 mile south of Road 38, 4.3 miles north-east of Yolano; 15 Comment
  UCD34976  Plagiobothrys stipitatus Beecher Crampton 1996-4-22 10334 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
  UCD84323  Plagiobothrys stipitatus var. micranthus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR212360  Plagiobothrys stipitatus var. micranthus Ellen Dean, Elizabeth Goebel 2008-4-7 4735 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch, accessed by private road at the end of Moody Slough Rd. 70 Comment
  CDA31055  Plagiobothrys stipitatus var. stipitatus Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  JEPS81235  Plagiobothrys stipitatus var. stipitatus L. R. Heckard and J. C. Hickman 1982-4-7 5831 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  SBBG115604  Plagiobothrys stipitatus var. stipitatus B. Crampton 1953-3-29 1043 Yolo 1.5 mi N of Davis Comment
  UCD21357  Plagiobothrys stipitatus var. stipitatus J. Shepard 2001-3-9 386 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. The north one of two large vernal pools straddling Department of Defense fence. 12 Comment
  CDA40651  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1980-4-16 2574 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  CHSC79270  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD35934  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD124403  Plantago coronopus Terry Reedy 1975-5-22 s.n. Yolo County Road 32, 1/4 mile east of Davis boundary. Comment
  UC124286  Plantago elongata J. W. Blankinship 1893-4-3 Yolo Woodland Comment
  JEPS20850  Plantago erecta B. Crampton 1953-3-30 1045 Yolo about 9 mi w Dunnigan (Durst Ranch) 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
  UCR148781  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 mi west of Dunnigan, Durst Ranch 63 Comment
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UCR257082  Plantago lanceolata George K. Helmkamp, Mary Alice Barnes 2013-5-8 20512 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
  UCD124586  Plantago lanceolata Chas. Heiser 1947-7-6 1946 Yolo Davis. Comment
  UCD96058  Platystemon californicus P. B. Kennedy 1916-3-20 s.n. Yolo Davis, on Davis Farm. Comment
  UCD137576  Plectritis ciliosa Ogden C. Riddle 1942-3-29 20 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD160563  Plectritis congesta subsp. brachystemon Ellen Dean; Craig Thomsen 2015-3-21 8612 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at southeast end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 259 Comment
  UCD58059  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3599 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
  UCD62851  Plectritis congesta subsp. brachystemon Michael J. Bower; 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. 100 Comment
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  UCD137600  Plectritis macrocera J. D. Atkin 1952-5-1 1 A Yolo Portuguese Canyon, ca. 1 mile up to Putah Canyon from Recreation Beach. Comment
  SEINET5741125 Image available Plectritis macrocera var. eichleriana R. H. Ramsey 1961-1 22 Yolo Steep north slope of Putah Creek Canyon, in open places in foothill woodland; State Highway 128, 5 miles west of Winters.; Winters Comment
  UCD90152  Pleuropogon californicus var. californicus Beecher Crampton 1973-4-16 8918 Yolo Saxon S.W. 1 Comment
  SEINET242430 Image available Poa D. Summer 1954-5-27 Yolo UC Davis Campus, Agronomy Experiemental Area. Comment
  UCD37379  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD73599  Poa annua Ellen Dean; Elizabeth Goebel 2008-4-7 4731 a 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
  UCD90360  Poa annua P. B. Kaufman 1950-3-20 14 Yolo Davis. UC Davis. Comment
  SEINET11696012  Poa bulbosa var. vivipara Unknown 1962-4-20 T.O. 2578 Yolo UC Davis Campus, Agronomy Experimental Area, grown from seed obtained from Turkey (PI #206-741) Comment
  UCD91884  Poa pratensis Beecher Crampton 1962-4-26 s.n. Yolo Davis Campus, Agronomy Experimental Areas, Plant Introductory Nursery. 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
  UCD33168  Poa secunda subsp. secunda Beecher Crampton 1967-5-3 7849 Yolo 2 miles W of Winters. Comment
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD40983  Poa secunda subsp. secunda Carol W. Witham 2003-4-9 913 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD90766  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis. Comment
  UCD92109  Poa secunda subsp. secunda M. Wiesendanger 1927-4-29 616 Yolo Esparto. Comment
  UCD147303  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
  SDSU21405  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal Pool approximately 230 meters southeast of junction of roads 38 and 105 Comment
  UCD73134  Pogogyne douglasii Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  RSA654046  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile SW of Saxon Station 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
  UCD21428  Pogogyne zizyphoroides J. Shepard 2002-4-18 524 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
  CDA22753  Polygonum aviculare P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  SEINET5728967 Image available Polygonum aviculare Jeffrey Lowe 1967-1 8 Yolo ca. 100 yards behind administration Building, University of California; Davis 15 Comment
  JEPS41120  Polygonum aviculare subsp. aviculare Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9130 Yolo along n-s lateral road 0.9 mi n Hebron Siding (Sacramento Northern Railroad) (1.9 mi ene of Woodland flanking waste water disposal areas on both sides of road) 10 Comment
  UCD40928  Polygonum aviculare subsp. depressum J. Shepard 2000-5-20 265 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
  UCD80942  Polygonum aviculare subsp. depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5345 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
  CAS-BOT-BC414295  Polygonum aviculare subsp. depressum Clarence R. Quick 1971-10-25 71 -68 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD35236  Polygonum californicum Beecher Crampton 1952-10-31 901 Yolo Yolo Causeway. Comment
  UCR190479  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-9-17 12971 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
  UCD161505  Polypogon maritimus Craig Thomsen 2015-10-5 2617 Yolo Cache Creek County Park: Camp Haswell. Rumsey Canyon. West side of Cache Creek. 144 Comment
  CDA9626  Polypogon monspeliensis D. G. Kelch 2007-5-18 7 .318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  RSA654913  Polypogon monspeliensis Beecher Crampton 1952-11-1 905 Yolo 1.5 miles north of city of Davis. Comment
  SACT002032  Polypogon monspeliensis Brian Brown 1975-10-10 Yolo Dry habitat Comment
  UCD81040  Polypogon monspeliensis Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. South side of drainage pond. 9 Comment
  UCD91242  Polypogon monspeliensis A. A. Beetle 1945-5-17 3881 Yolo 5 miles west of Sacramento. Comment
  UCD91417  Polypogon monspeliensis Roger Zwanziger 1950-5-5 s.n. Yolo Putah Canyon. Comment
  UCR212342  Polypogon monspeliensis Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD69404  Populus alba J. Shepard 1997-10-24 s.n. Yolo City of Davis, UC Davis Campus, courtyard of Robbins Hall. Very large tree. Comment
  CAS-BOT-BC102688  Populus fremontii A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison 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
Read comments
Jun 12 2008
  RSA735368  Populus fremontii Keith E. Hoffmaster 1946-4-13 1234 Yolo Putah Canyon. Comment
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  UCD110620  Populus fremontii subsp. fremontii Cay Collette 1975-4-12 8 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 Comment
  UCD110630  Populus fremontii subsp. fremontii G. F. Hrusa; T. D. Wilfred 1995-4-12 12065 Yolo Along Tule Canal immediately N of Sacramento River at Interstate 5 crossing. 75 Comment
  UCD110647  Populus fremontii subsp. fremontii Pamela G. Riley; B. Harker and J. MacLean 2002-4-27 120 Yolo W of the town of Davis. UC Davis Ecosystem Reserve. N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. Comment
  UCD33891  Populus fremontii subsp. fremontii Beecher Crampton 1975-3-12 9109 Yolo Yolo County, 4 miles west of Winters, along Putah Creek. Comment
  UCD100127  Portulaca pilosa W. W. Robbins; W. D. Norton 1928-8-1 1421 Yolo near Clarksburg. Comment
  UCD138300  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD34112  Proboscidea Beecher Crampton 1976-8-9 9405 Yolo Road 29 W of Hwy. 113. Comment
  UC1192045  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs and S. Galen Smith 1949-7-18 1005 Yolo n Winters; Alkaline Grasslands of the San Joaquin Valley, Sacramento 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
  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
  UCD23088  Prunus caroliniana Gary Breckon 1970-4-1 s.n. Yolo Collected near art complex, 619 Poleline. Comment
  SEINET10771515  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 126 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771534  Prunus persica Stephanie Frischie 2000-9-27 Frischie 89 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10877543  Prunus persica Stephanie Frischie 2000-9-27 Frischie 91 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22751  Prunus subhirtella A. T. Leiser 1979-4-5 s.n. Yolo Block C Plant 19, Tree 1, UCD. Comment
  UCD20895  Pseudognaphalium californicum N. Nicola 2001-1-5 123 Yolo Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD70207  Pseudognaphalium californicum D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  CAS-BOT-BC357194  Pseudognaphalium luteoalbum Clarence R. Quick 1970-7-3 70 -23 Yolo In yard of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  UCD20601  Pseudognaphalium luteoalbum E. Dean; with M. Bibbo 2002-7-5 1145 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 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
  UCD80926  Psilocarphus brevissimus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5329 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
  UCR212351  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CAS-BOT-BC361736  Psilocarphus brevissimus var. brevissimus Doris K. Kildale 1928-5-8 5028 Yolo 12 miles north of Dixon Comment
  UCD21235  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-4-9 118 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
  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
  UCD73617  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4744 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73618  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4745 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 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
  UCD34177  Pterocarya stenoptera Beecher Crampton 1977-8-23 9523 Yolo Yolo County, Davis, Stree tree along 5th street between C and D streets. Comment
  UCD63076  Pterostegia drymarioides Ellen Dean 2008-4-9 4785 Yolo Tuleyome Ireland Ranch. Central part of Ranch along main canyon. 591 Comment
  UCD73089  Pterostegia drymarioides Ellen Dean; Plant Biology 102 students 2008-4-6 4712 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
  UCD73255  Pterostegia drymarioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4834 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD93361  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  CAS-BOT-BC239829  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles S.E. of Woodland Comment
  CHSC79426  Puccinellia simplex Beecher Crampton 1955-3-28 2345 Yolo 4 miles southeast of Woodland, Woodland Air Park, at juction of County Roads 25 and 102. Comment
  SD72048  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo 3 miles north of Davis along pole line road, ditchbank Comment
  SEINET237203 Image available Puccinellia simplex B. Crampton 1955-3-28 2346 Yolo Junction of County Rds 25 and 103 about 4.5 to 5 mi SE of Woodland Comment
  UCD141581  Puccinellia simplex Ellen Dean 2013-4-19 7700 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 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
  SEINET10869062  Puccinellia simplex Laura A. Blankinship 1893-5-6 Blankinship s.n. Yolo Woodland Comment
  UCD18530  Pulmonaria June McCaskill 1954-5-13 306 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  UCD22763  Pyrus kawakamii Collector unknown 1988-2-8 s.n. Yolo 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
  UCD47039  Quercus X morehus Vincent Forcella 1987-11-22 s.n. Yolo California, Yolo County: State Highway 16, ca. a few miles north of Ginda; by a culvert at roadside. Comment
  UCD20576  Quercus berberidifolia E. Dean; with M. Bibbo 2002-7-5 1117 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  UCD45476  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Along U.S. Highway 40 near point of intersection with Old Davis Highway (Olive Road), ca. 1/2 mile east of Davis, Yolo County, California. 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
  UCD45653  Quercus douglasii D. Q. Cavagnaro 1963-10-18 221 Yolo Beside road across fence from apricot orchard. 2 miles west of Winters, Yolo County, California. Elevation 50 feet. 15 Comment
  UCR207825  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2009-3-24 14445 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  SACT002128  Quercus engelmannii J. Tucker 1958-4-27 Yolo north edge of University Aboretum Comment
  SEINET4691478  Quercus ilex D. G. Kelch 2010-1 s.n. Yolo E street in redisential property Comment
  UCD46893  Quercus lobata J. M. Tucker 1976-10-23 4375 Yolo California, Yolo County: Arboretum, University of California at Davis, south of Putah Creek and south of the Law School (first tree east of stairs to parking lot 8); 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
  UCD50412  Quercus macrocarpa Roman Gankin 2004-9-10 s.n. Yolo CA: Yolo County: Front yard tree at 1145 Auburn Dr., Davis, CA. Comment
  UCD47277  Quercus shumardii Don K. Sexton 1955-10-16 90 #5 Yolo Highway 40, center strip, just south of State Forest Nursery, north of Davis, California. 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
  UCD47280  Quercus shumardii Anju K. Riar 1992-6-4 6 Yolo c. 1 mile e. of Mace Blvd. exit, 20 feet from hwy 80; 10 Comment
  CAS-BOT-BC474555  Quercus virginiana Jean Shepard 2011-11-7 860 Yolo City of David, From intersection of Covell and Alhambra, 1/4 mi S on Alhambra, W side of street 10 Comment
  CAS-BOT-BC539331  Quercus wislizeni John M. Tucker 2002-3-27 4550 Yolo University of California Davis, Arboretum, S side of arboretum waterway, ca 100 yds E of Environmental Horticulture buildings 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
  CHSC59587  Ranunculus canus Patricia Kirchgatter 1975-4-12 2 Yolo Along side of road, Road 116, .025 mile northwest of Capay. 76 Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  POM268170  Ranunculus canus var. blankinshipii J. W. Blankinship 1893-4-15 s.n. Yolo Capay. Mt. Range: Inner North Coast. 122 Comment
  UCR118889  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCD96256  Ranunculus muricatus Jennifer T. Roth; June McCaskill 1980-4-14 s.n. Yolo on east side of County Road 96, 0.25 mile north of Russell Blvd. (County Rd. 32), 6 miles west of Davis. 15 Comment
  SEINET215114  Ranunculus occidentalis A. Sutherland 1963-2-20 3 Yolo CA Hwy 128 ca 10 mi E of boat landing on Lake Berryessa Comment
  SEINET5338813  Ranunculus occidentalis G. Cook 1959-3-28 2 Yolo Collected 2 miles west of Davis. In a meadow on the right side of Highway 128 14 Comment
  SEINET11261078  Raphanus sativus Michelle Mahoney 1965-5-1 17 Yolo 3rd Street, Davis.; 0 15 Comment
  UCD115169  Raphanus sativus J. Buck 1996-5-9 1 Yolo city of Davis, off Russell Boulevard. 15 Comment
  UCR237590  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18615 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  SEINET5731468 Image available Raphanus sativus Bradford Bearce 1965-1 17 Yolo On Hwy 128, 7 mi. W of Winters.; Winters Comment
  UCD94986  Rhamnus ilicifolia Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 6 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
  UC80267  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey Comment
  UC1278129  Rhaponticum repens B. Crampton 1956-7-13 3718 B Yolo West Sacramento, Harbor Blvd. and Deluth St Comment
  UCD62910  Rhus aromatica Christa Lindsey; Plant Biology 102 students 2008-5-3 7 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
  UC449687  Rhus trilobata W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  SEINET10494637  Rhus trilobata Annetta M. Carter 1938-5-7 Carter 1369 Yolo Shrubs 3 to 4 1/2 ft high, fruit with tart, clammy-viscid coating; forming dense colony 50 ft in diameter; gentle N-facing slope, open Quercus wislizenii, Q. douglasii, Pinus sabiniana association, Cache Creek Canyon, 3.6 mi N of Rumsey. 152 Comment
  UCD39741  Ricinus communis Beecher Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD168418  Rigiopappus leptocladus Ellen Dean; M. Hoshovsky 2017-4-18 9331 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 264 Comment
  UCD33431  Robinia pseudoacacia Beecher Crampton 1968-4-17 8239 Yolo Yolo County, 2 miles west of Davis, russell blvd. and county road 98. Comment
  CAS-BOT-BC74439  Rorippa curvisiliqua Roxana Stinchfield 1916-6-25 327 Yolo In Tule near mouth of Buckeye Creek. Comment
  CDA32748  Rorippa curvisiliqua G. F. Hrusa, C. & E. Dogwin 2007-6-6 17041 Yolo Sacramento Delta; Boat launch along South River Rd., on W side of Sacramento River approx. 1 mi. N of Hood. .. 7 Comment
  UC467679  Rosa californica Francis Ramaley 1917-5-29 11316 Yolo 5 mi w Winters Comment
  UCD113413  Rosa californica Carole Eastman 1976-6-9 s.n. Yolo At land willow stand on left side of Road 31, just before approaching DQU entrance road. Comment
  UCD20865  Rosa californica N. Nicola 2001-7-5 82 Yolo Sacramento Valley: 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD34625  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD160103  Rostraria cristata Emily Howard 2015-4-12 5 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
  UCD169008  Rostraria cristata Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9311 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
  UCD21529  Rostraria cristata Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD73736  Rostraria cristata Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD142968  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
  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
  UCD113999  Rubus ursinus Joseph M. DiTomaso 1976-4-9 391 Yolo Next to Putah Creek below Monticello Dam, Lake Berryessa. Comment
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. Comment
  RSA790654  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD81039  Rumex crispus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5583 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
  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
  SEINET4200294  Rumex crispus G. Cook 1959-3-28 7 Yolo 10 miles north of Davis on a backroad by a drain ditch 15 Comment
  UCD101148  Rumex crispus H. B. Nidever 1951-4-26 24 Yolo 2.5 miles east of Davis. Comment
  UCD100939  Rumex dentatus Robert E. Preston 1994-8-13 679 Yolo ca. 2 mi n of Davis, on ne corner of the jct of County Rds 29 and 100A. 14 Comment
  UCD101402  Rumex persicarioides P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD101623  Rumex salicifolius P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. 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
  UCD77979  Rumex stenophyllus Robert E. Preston 1998-5-3 1099 Yolo U. C. Davis campus, in fields on E side of Veterinary Hospital 17 Comment
  UCD81061  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 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
  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
  HSC97378  Saccharum ravennae J. P. Smith 2007-8-1 12404 Yolo State Rte. 16, W of Woodland. 100 Comment
  CHSC79155  Salicornia subterminalis B. Crampton 1952-11-4 908 Yolo About 1.5 miles east of Woodland. Comment
  UCD110785  Salix breweri Edward L. Smith 1967-4-8 s.n. Yolo Putah Creek Canyon; at Monticello Dam, ca. 7 miles west of Winters. 76 Comment
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. Comment
  UCD110869  Salix exigua H. A. Borthwick 1925-5-14 1926 Yolo Davis. Comment
  UCD110904  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD34620  Salix exigua Beecher Crampton 1986-9-8 10066 Yolo Yolo County, Sacramento River, site of Elkhorn Ferry. 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
  UCR237582  Salix exigua George K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 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-BC227868  Salix exigua var. hindsiana Beecher Crampton 1986-9-3 10061 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 Comment
  UC437344  Salix exigua var. hindsiana Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UC474240  Salix exigua var. hindsiana H. F. Copeland 1927-4-20 617 Yolo near w bank Sacramento R. w bank Sacramento R. Comment
  UCR148139  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at S fork of Putah Creek, c. 3 mi SE of Davis Comment
  CAS-BOT-BC104024  Salix gooddingii H. K. Wagnon 1983-4-25 1715 Yolo West Sacramento near the locks along Sacramento River Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  POM167013  Salix gooddingii C. F. Baker 1903-5-7 2936 Yolo Rumsey. Comment
  UCD13191  Salix gooddingii Kitty Dooley 1976-5-14 58 Yolo Yolo Co. On S side of rd 93A in irrigation canal. 2.6 mi E of rd 32. Elev. 50 ft. 15 Comment
  UCR235435  Salix gooddingii George K. Helmkamp, E. A. Helmkamp 2012-4-17 18783 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
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  RSA388853  Salix laevigata Dave Read 1975-5-10 37 Yolo Putah Creek off State Hwy 128. 0.7 mile from its jct with County Road 86. 107 Comment
  UCD34644  Salix laevigata Beecher Crampton 1987-3-31 10089 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD111138  Salix laevigata Don K. Sexton 1956-3-25 206 Yolo Overhanging east side of Aggie Villa Bridge, Putah Creek, County Road one block south of First Street, U.C. Arboretum. Comment
  UCD34615  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10062 Yolo Yolo County, 4 miles N.W. of Davis, Willow Slough and road 99. Comment
  UCD34617  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 b Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD34618  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Yolo County, 3.5 miles S.E. of Woodland, Willow Slough and road 103. Comment
  UCD34627  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-10 10073 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34672  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-5 10116 Yolo Yolo County, County road 98 and Dry Slough, T9N R2E very S.W. corner of Sect. 30 and N.W. corner of Sect. 31. Comment
  UCD34067  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo Yolo County, ca. 5.5 miles west of Winters along Hwy. 128. Comment
  UCR237584  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18609 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD126788  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis, vacant lot along G St. between 5th and 6th. Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162383  Salpichroa rhomboidea Geraldine Y. Rippengale 1988-10-1 s.n. Yolo just west of Yolo Airport, on Rippengale property, between county roads 29 and 31. West side of County Road 95; around pump area. Comment
  SEINET3866171  Salsola tragus J. Shepard 2000-10-24 346 Yolo 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.; 0 12 Comment
  UCD149334  Salsola tragus Collector Unknown 1932-5-31 s.n. Yolo City of Woodland. 25 Comment
  UCD161133  Salsola tragus Jean Shepard 2000-11-1 354 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  UCD160549  Salvia columbariae Ellen Dean; Craig Thomsen 2015-3-21 8603 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
  UCD15075  Sambucus mexicana Susan J. Schmidale 1977-4-16 13 Yolo California, Yolo Co.; Davis, ca. 1/4 mile east of Highway 113, 1/4 mile west of the Southern Pacific Railroad Tracks and 1/2 mile north of Road 29; 15 Comment
  UCD15077  Sambucus mexicana Steven E. Smith 1977-5-4 21 Yolo California, Yolo Co.; U.C. Davis, 30 m. north of the bank of the south fork of Putah Creek (1/2 mile) east of Old Davis Road and 1.5 miles south of Mrak Hall; 15 Comment
  UCD15597  Sambucus mexicana Lisa Montany 1985-5-1 11 Yolo North bank of Putah Creek, approx. 0.25 miles west of Rd 98. 21 Comment
  CAS-BOT-BC245831  Sambucus nigra subsp. caerulea Clarence R. Quick 1971-4-20 71 -35 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  SBBG50913  Sambucus nigra subsp. caerulea J. D. Watjen 1969-4-27 30 Yolo State Hwy 128, 7 mi W of Winters, Putah Crk Cyn Comment
  UCD13194  Sambucus nigra subsp. caerulea Katherine Pinney 1976-4-25 3 Yolo 4 miles W of Winters along hwy 128, along Putah Creek. Comment
  UCD13215  Sambucus nigra subsp. caerulea Steve Daniel 1986-5-16 28 Yolo Along hwy 128/Covell Blvd, 8 mi W of Davis, S side of the rd. 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
  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
  UCD127643  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo 2 miles west of Winters. Comment
  UCD127943  Sanicula bipinnatifida R. H. Miller 1949-3-27 8 Yolo Putah Canyon. Comment
  SEINET5744984 Image available Sanicula bipinnatifida Adair Wheaton 1962-1 15 Yolo In pasture at roadside; Pleasants Valley Road, 0.4 mile S of junction with State Hwy 128 and 4 miles W of Winters.; Winters Comment
  UCD39507  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Foothills. 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
  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
  UCD81611  Schedonorus arundinaceus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley Plots. 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
  UCR36586  Schoenoplectus acutus var. occidentalis A. C. Sanders 1984-6-18 5065 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SFV8781  Scirpus acutus var. occidentalis J. Arthur 1966-5-12 59 Yolo Sacramento Valley Davis. Putah Creek. 2 miles west of University of California campus. 15 Comment
  SEINET4891377  Sclerochloa dura R. B. Rollins 1997-5-8 s.n. Yolo North of Davis, along County Road 29, 0.25 road miles west of the intersection with Route 113, at Davis Golf Course. South of Road 29 in fairways . 15 Comment
  UCD161083  Scutellaria californica Craig D. Thomsen 2006-6-6 2631 Yolo Rumsey Canyon. Otis-Camp Haswell Yolo County Park. Comment
  CAS-BOT-BC364705  Senecio vulgaris Roxana S. Ferris 1917-4-20 700 Yolo Near Dunnigan Comment
  UCD135832  Senecio vulgaris Walter Russell 1947-3-18 39 Yolo 200 block on D Street, 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
  UCD108486  Sesbania herbacea L. D. Davis 1950-8-1 s.n. Yolo About 2 miles south of Knights Landing. Comment
  UCD108487  Sesbania herbacea L. G. Goar 1929-10-1 K- 292 Yolo Davis. Comment
  UCD142973  Sesuvium verrucosum Ellen Dean; C. Robbins 2013-8-28 7990 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
  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
  UCD36796  Setaria pumila Beecher Crampton 1955-9-29 3163 Yolo Yolo County, 1.5 north of city of Davis, along U.S. Highway 99W. Comment
  UCD92824  Setaria verticillata R. N. Raynor 1939-7-15 s.n. Yolo Yolo County. Comment
  UCR119096  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Sacramento Valley, 2 miles north of Davis. 15 Comment
  UCD37496  Setaria viridis Beecher Crampton 1960-9-21 5779 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD92832  Setaria viridis Beecher Crampton 1955-7-29 3130 Yolo west of the gymnasium, UC Davis Campus. Comment
  UCD92852  Setaria viridis August L. Hormay Date unknown s.n. Yolo Davis. UC campus. Comment
  UC1221007  Sibara virginica Beecher Crampton 1963-3-20 6713 Yolo Alden Pond , Alden Pond (UC Davis campus) Comment
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey Comment
  UCD147028  Sidalcea keckii Robert E. Preston 2012-5-16 2874 a Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  UCD36601  Sidalcea keckii Beecher Crampton 1955-5-12 2771 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD72403  Sidalcea keckii Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3707 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UCD116620  Sidalcea keckii C. F. Ehlig 1951-4-22 34 Yolo 5 miles west of US 99W on Road 29. Comment
  SBBG50725  Silene gallica D. Youngberg 1968-4-15 815 Yolo County Rd 96, 1 mi N of Fairfield School Comment
  UCD41013  Silene gallica Carol W. Witham 2003-4-11 943 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCSB71661  Silene gallica Cheadle, Vernon 1955-7-19 Yolo Botany Department Greenhouse; University of California, Davis Comment
  UCD99131  Silene vulgaris R. Tofsrud 1948-1 s.n. Yolo Davis. Comment
  SEINET13203171 Image available Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-1 20521 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
  CAS-BOT-BC364815  Silybum marianum W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis, edge of rice field along SpR.R. Comment
  UCD115403  Sinapis alba A. S. Crafts 1926-7-8 441 Yolo Davis, University Farm Campus. Comment
  UCD62385  Sinapis arvensis J. Shepard 2008-4-6 814 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, past parking lot on south side of road, then south in open field. 12 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
  UCD82148  Sinapis arvensis Jean Shepard 2000-3-5 62 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 south side of road. 12 Comment
  CAS-BOT-BC74923  Sinapis arvensis W. D. Hamilton 1946-3-6 s.n. Yolo Davis. Comment
  RSA562291  Sinapis arvensis D. Charlton 1990-3-3 4174 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD115421  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD20152  Sinapis arvensis J. Shepard 2002-4-18 s.n. Yolo Davis, on 5th street, growing in strip between street and sidewalk. Comment
  CAS-BOT-BC75046  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg. Sacramento River. Comment
  UCD35649  Sisymbrium altissimum Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, West Capitol Ave. Comment
  CAS-BOT-BC474704  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and beween 3rd and 4th Sts. in an alley Comment
  UCD115752  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UCD38683  Sisymbrium orientale Beecher Crampton 1957-5-10 4001 Yolo Davis. Comment
  UCD138845  Sisyrinchium bellum P. Thompson 1996-4-21 27 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UC1191775  Solanum americanum Malcolm A. Nobs, S. Galen Smith 1949-7-18 1003 Yolo n of Winters (Sacramento Valley, San Joaquin Valley); Sacramento Valley, San Joaquin Valley 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
  UCD126841  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCR119106  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  NY826931  Solanum elaeagnifolium M. H. Nee 1988-8-14 36781 Yolo Campus of University of California, Davis Comment
  UCD126895  Solanum elaeagnifolium H. R. Drever 1945-8-29 s.n. Yolo near Greenhouse No. 1, University of California campus, Davis. Comment
  UCD126900  Solanum elaeagnifolium Charles B. Heiser Jr.; Walter Russell 1946-5-20 s.n. Yolo campus, University of California, Davis. Comment
  UCD32821  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD20897  Solanum nigrum N. Nicola 2001-12-5 125 Yolo Southern Sacramento Valley, near town of Yolo. Comment
  UCD21337  Solanum nigrum J. Shepard 2000-7-21 328 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, archery range, and model plane flying area on north side of track. 12 Comment
  UCD18393  Solanum nigrum K. Glenn 1982-7-7 s.n. Yolo County Rd. 102 and Cache Creek, on SW side in tomato field. Comment
  UCD18447  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County Comment
  UCD81014  Solanum parishii Jose-Luis Rayas; with PLB 102 students 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. East side of Bray Canyon in side canyon near an alkaline spring. 147 Comment
  NY821170  Solanum parishii B. J. Ertter 1989-5-28 8533 Yolo NW corner of Yolo Co.: 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, ca. 5 airmiles WSW of Rumsey 732 Comment
  UCD126980  Solanum physalifolium var. nitidibaccatum Eddy Allan 1976-8-12 s.n. Yolo south of Cache Creek and west of County Road 102, ca. 4 miles northeast of Woodland. Comment
  SEINET10780201  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 146 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  UC1585972  Solanum umbelliferum Barbara Ertter with Annetta Carter 1989-5-28 8533 Yolo 5 air mi wsw of Rumsey (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, nw cor.Yolo Co) 731 Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  UCD127095  Solanum xanti Kamala Crompton 1996-4-21 6 Yolo along Road 128, near to Cold Canyon Preserve. 100 Comment
  UCD15019  Solanum xanti Ricky D. Pearce 1978-5-20 34 Yolo 9.2 miles west on highway 128 from intersection of highway 128 and Railroad Avenue in Winters; Comment
  UCR118879  Solidago occidentalis Beecher Crampton 1961-10-25 6040 Yolo Sacramento Valley, 4 miles northwest of Bryte. Yolo Bypass. 15 Comment
  UCD136128  Sonchus asper subsp. asper A. S. Crafts 1926-7-8 425 Yolo University Farm Campus, Davis. Comment
  UCD21226  Sonchus asper subsp. asper J. Shepard 2000-4-1 99 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
  UCD136180  Sonchus oleraceus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD160554  Sonchus oleraceus Ellen Dean; Craig Thomsen 2015-3-21 8606 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
  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
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  CHSC59961  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses; Orchard Park greenhouse complex (Range 3), University of California campus, Davis. 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
  HSC83440  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses, Orchard Park, UC Davis Comment
  UCD34465  Spergularia bocconi Beecher Crampton 1985-4-10 9909 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCD99192  Spergularia bocconi Samuel A. Bamberg 1964-4-13 s.n. Yolo just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U.S. Highway Alternate 40, 2 miles northwest of Davis. Comment
  UCD99201  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Ochard Park greenhouse complex (Range 3), UC campus, Davis. Comment
  HSC4244  Spergularia macrotheca C. B. Wolf 1928-5-8 2141 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  CAS-BOT-BC390253  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  UCD73628  Spergularia rubra Ellen Dean; Elizabeth Goebel 2008-4-7 4755 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73709  Spergularia rubra Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD32996  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland on Kentucky Ave. (County Road 20), just W of its junction with Couny Road 101. Comment
  UCD34436  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  SEINET10935817  Stachys ajugoides H. Lewis 1940-6-12 Lewis s.n. Yolo Edge of slough, 5 mi n of davis. Comment
  SEINET9291138  Stachys ajugoides Unknown 1932-5-22 Yolo Near Woodland. Comment
  UCD35194  Stachys ajugoides Beecher Crampton 1953-8-29 1617 Yolo Davis High School lawn, Davis. Comment
  UC726310  Stachys ajugoides var. ajugoides A. A. Heller 1929-6-2 14895 Yolo Woodland Comment
  RSA446630  Stachys albens Glenn A. Gorelick 1966-5-15 70097 Yolo 5 miles E of Woodland on Hwy 16. Comment
  JEPS84661  Stachys stricta John W. Willoughby 1979-8-13 4416 Yolo 1.2 mi nw Pleasant Valley Road (County Road 86) (fishing access along State Highway 128); Vaca Mountains, Putah Creek 60 Comment
  UCD73098  Stachys stricta Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4891 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
  CAS-BOT-BC374801  Stebbinsoseris heterocarpa Blankinship 1893-3-19 s.n. Yolo Unspecified Comment
  UCD56707  Stellaria media Ellen Dean; M. Bibbo 2007-3-23 3400 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
  UCD62878  Stellaria media Chris Mosser; Plant Biology 102 students 2008-5-3 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Along Bray Creek. Plant found ~ 8' from creek. 100 Comment
  UCD38301  Stellaria media Beecher Crampton 1953-3-6 1744 Yolo Davis. Comment
  UCD39779  Stevia Beecher Crampton 1975-11-8 s.n. Yolo Greenhouse grown, UC Davis Campus. Comment
  SEINET11696158  Stipa capensis Unknown 1968-6-28 T.O. 4221 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row P-62 Comment
  UCR119037  Stipa cernua Beecher Crampton 1958-4-21 4705 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  SEINET240473  Stipa nutans Beecher Crampton 1953-6-11 1805 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  CDA9260  Stipa tenuissima G. F. Hrusa 2013-10-1 18525 Yolo Sacramento Valley; Landscape planting in front of Small Animal Clinic at UC Davis Vet. Med. Teaching Hospital. 0 Comment
  HSC43966  Streptanthus glandulosus Robert M. Specht 1977-4-12 638 Yolo Along Rayhouse Rd. 610 Comment
  CDA23537  Suaeda nigra T. Kono 1964-9-1 Yolo Pole Line Road, 2.5 miles north of Davis. 0 Comment
  UCD99628  Suaeda nigra T. Kono 1964-9-1 s.n. Yolo Pole Line Rd., 2.5 mi. n. of Davis. Comment
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 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
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  UCD164517  Symphyotrichum subulatum Craig D. Thomsen 2006-8-16 2704 Yolo Camp Haswell County Park. 182 Comment
  UCD136694  Symphyotrichum subulatum Daryl Koutnik 1978-10-15 s.n. Yolo city of Davis at the northwest corner of Blackburn Drive and Tulip Lane. 15 Comment
  UCD159496  Symphyotrichum subulatum var. elongatum D. S. Park 2010-8-25 246 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  CAS-BOT-BC98367  Symphyotrichum subulatum var. parviflorum Herbert L. Mason 1955-8-12 14646 Yolo Between Winters and Madison Comment
  UCD13395  Symphyotrichum subulatum var. parviflorum K. Meares 1996-9-18 2 Yolo City of Davis, northern part. End of Enicina Ave, where greenbelt ends. Found in crack of pavement under street sign. 15 Comment
  CDA16254  Symphyotrichum subulatum var. parviflorum G. F. Hrusa 1997-10-13 14121 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). 0 Comment
  UC1245157  Symphytum officinale June McCaskill and Katherine Onaga 1961-5-3 618 Yolo in alley behind garage at 648 D Street Davis Comment
  CDA5070  Tamarix parviflora G. D. Barbe 1987-4-3 4266 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  UCD101737  Tamarix parviflora Joseph M. DiTomaso 1976-4-9 396 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 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
  UCD96954  Tetragonia tetragonoides C. F. Ehlig 1951-5-2 43 Yolo Truck Crops Field Plots, 2 miles west of Davis. Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCD33156  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo UC Davis, edge of field just NW of new Administration Building. Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UCD20912  Thysanocarpus curvipes N. Nicola 2001-2-16 03 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. Comment
  UCD115975  Thysanocarpus curvipes E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD82325  Thysanocarpus curvipes Robin McMaster 1973-4-15 313 Yolo 3 miles NW Rumsey on Hwy 16. 152 Comment
  SEINET5738104 Image available Tipuana tipu Shirley C. Tucker 1988-1 28890 Yolo Near unused concrete bridge over Putah Creek, E end of University of California (Davis) Arboretum, Davis.; Univ. of California, Davis Comment
  UCD128159  Torilis arvensis Henry House 1995-5-27 1995- 26 Yolo 5.5 km north of latitude of Winters, 1.25 km west of Road 89, next to Chicahominy Slough. 16 Comment
  UCD13210  Torilis arvensis Charles Martin 1986-5-9 24 Yolo Along hwy 128, 5.3 mi E of Monticello Dam, along Putah Creek. 91 Comment
  UCD170673  Torilis arvensis Jean Shepard 2018-5-7 915 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD20867  Torilis arvensis N. Nicola 2001-8-5 084 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD128148  Torilis arvensis Jeff Adcook 1982-5-25 27 Yolo ca. 5 miles north of Ramsey, 1.5 miles south of Rayhouse Road on Route 16. Comment
  CDA5390  Torilis arvensis subsp. purpurea R. Stewart 1975-6-16 Yolo Guinda. 0 Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD128181  Torilis nodosa Marvin Nies 1951-4-30 52 Yolo 5 miles northeast of Davis. Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  UCD116984  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus, Davis. Comment
  UCD20817  Toxicodendron diversilobum N. Nicola 2001-3-28 033 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD139851  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD41102  Tragopogon porrifolius N. Nicola 2002-5-1 202 Yolo Foothills of inner North coast range, Berryessa Valley, West of Winters; Terra Firma farm off Hwy 128. Comment
  UCD136895  Tragopogon porrifolius J. D. Skoss 1948-5-30 s.n. Yolo U.S. Highway 40, 1 mile west of Sacramento. Comment
  UC735737  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis Comment
  UCD107388  Tribulus terrestris K. Esau 1931-6-1 2235 Yolo University of Farm Campus. Comment
  UCD149328  Tribulus terrestris Collector Unknown 1925-6-1 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD107395  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis. Comment
  RSA699713  Trifolium Keith E. Hoffmaster 1939-4-6 913 Yolo Putah Canyon. Comment
  UCD143712  Trifolium Beecher Crampton 1966-5-25 s.n. Yolo UC Davis agronomy experimental area, plant introduction nursery, seed increased field; planted as seed obtained from Isreal. Plant Introduction #306-627. Comment
  UCD33173  Trifolium albopurpureum Beecher Crampton 1967-5-3 7854 Yolo 2 miles west of Winters. Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  SBBG29025  Trifolium albopurpureum B. Crampton 1966-4-11 Yolo 2 mi N of Rumsey, foothill flat above Cache Crk Comment
  UCD35750  Trifolium albopurpureum Beecher Crampton 1953-3-23 1016 Yolo 6 miles west of Winters. Comment
  UCD35836  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCD35898  Trifolium albopurpureum Beecher Crampton 1966-4-20 7659 Yolo 2 miles west 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
  UCD84322  Trifolium bifidum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. 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
  SBBG115439  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  UCD21258  Trifolium bifidum var. decipiens J. Shepard 2000-4-21 146 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 parking lots on S side of road. 12 Comment
  UCD108284  Trifolium ciliolatum Fleur Ng'weno 1989-5-5 DQ 35 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD73257  Trifolium ciliolatum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4836 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD108263  Trifolium ciliolatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo Near bridge at entrance to Putah Canyon. Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  UCD160466  Trifolium depauperatum Ellen Dean; Craig Thomsen 2015-3-21 8587 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
  CHSC79314  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. Comment
  CDA36924  Trifolium depauperatum var. truncatum 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
  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
  UCD33172  Trifolium depauperatum var. truncatum Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  UCD35738  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-31 1053 Yolo About 4 miles west of Davis. Comment
  UCD41085  Trifolium dubium N. Nicola 2003-3-22 252 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. 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
  UCR197974  Trifolium fragiferum Beecher Crampton 1953-8-20 1598 Yolo Sacramento Valley, UC Davis campus 16 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
  UCD108949  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UC631610  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UCD21384  Trifolium fucatum J. Shepard 2001-3-26 426 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. Growing in the southeast corner of the park; 10 yards west of Department of Defense fence and 20 yards north of Road 36. 12 Comment
  UCD21403  Trifolium fucatum J. Shepard 2001-5-6 447 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
  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
  UCR220400  Trifolium fucatum Jean V. Shepard 2001-3-23 413 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), 0.5 mi east along County Road 36, southeast corner of the Park 12 Comment
  CDA34539  Trifolium fucatum R. A. Price 2010-4-9 1608 a 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
  RSA653957  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon station site. Comment
  UCD109047  Trifolium fucatum R. Tofsrud 1951-4-1 s.n. Yolo West of Davis. Comment
  UCD33787  Trifolium fucatum Beecher Crampton 1973-4-16 8915 Yolo 1/4 mile south of Saxon Station. Comment
  CHSC79306  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Woodland, railroad station. Comment
  UCD35272  Trifolium gracilentum Beecher Crampton 1955-4-14 2476 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD97001  Trifolium gracilentum Christopher Michael Bronny 2011-4-25 33 Yolo 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 southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCD21374  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-23 414 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. Growing in the southeast corner of park. 12 Comment
  UCR219529  Trifolium gracilentum var. gracilentum Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 650 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
  UCD146738  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
  UCD149375  Trifolium hirtum Dick Bloom 1952-5-1 s.n. Yolo City of Guinda. 191 Comment
  RSA636081  Trifolium hirtum Robert M. Rhode, Barbara Nemeth 1998-5-13 184 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53. 0.5-1.0 km west of gate on County Rd. #53 at roadside. 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
  UCD96980  Trifolium hydrophilum Christopher Michael Bronny 2011-4-25 31 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 southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCD168493  Trifolium microcephalum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9283 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Southeast-facing rock face above Bray Canyon. Area has burned three times in past three years. 233 Comment
  RSA636079  Trifolium microcephalum Robert M. Rhode, Barbara Nemeth 1998-5-13 182 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53, c. 1 km west of gate. Comment
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD36186  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of city of Winters. Comment
  UCD143714  Trifolium repens Beecher Crampton 1965-2-24 s.n. Yolo UC Davis campus. Comment
  UCD109377  Trifolium subterraneum Collector unknown Date unknown s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  SEINET12170819  Trifolium tridentatum Unknown 1953-3-31 1055 Yolo ca 5 mi W of Davis, N of Stevenson Bridge Comment
  SEINET240469  Trifolium tridentatum Beecher Crampton 1962-4-26 2776 Yolo UC Davis agronomy experimental area. Comment
  UCD41008  Trifolium variegatum Carol W. Witham 2003-4-11 938 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. 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
  UCD38436  Trifolium willdenovii Beecher Crampton 1955-4-14 2483 Yolo Yolo County; 2 miles south of Zamora. Comment
  UCD81464  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCD84346  Trifolium willdenovii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  RSA634968  Trifolium willdenovii Michael A. Vincent, Ethan H. Freid, Karl Vincent 1998-4-7 8151 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  RSA699925  Trifolium willdenovii Lois Weston 1942-4-24 1150 Yolo Putah Canyon. Comment
  SBBG115575  Trifolium willdenovii B. Crampton 1982-3-22 9819 Yolo 2 mi W of Winters on Rd 87 Comment
  UCD109863  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 13 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD18424  Trifolium willdenovii Gabor Bethlenfalvay 1973-4-23 2 Yolo city of Davis, Covell Blvd. and Anderson Rd. 15 Comment
  UCD33622  Trifolium willdenovii Beecher Crampton 1971-4-14 8673 Yolo 2 miles west of Winters on County road 87. Comment
  UCD35737  Trifolium willdenovii Beecher Crampton 1953-3-31 1055 Yolo Five miles west of Davis. Comment
  UCD146952  Triglochin scilloides Carol W. Witham 2003-4-26 963 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41031  Triglochin scilloides Carol W. Witham 2003-4-26 963 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD123394  Triphysaria eriantha J. M. Tucker 1961-3-13 3585 Yolo ca. 1 1/2 miles north of Davis, on east side of railroad track. Comment
  UCD146941  Triphysaria eriantha subsp. eriantha Carol W. Witham 2003-4-7 874 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD139296  Triteleia hyacinthina K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  SBBG35367  Triteleia hyacinthina J. Siefermam 1969-5-9 Yolo 2 mi NW of Zamora Comment
  CHSC59841  Triteleia laxa Linda A. Bell 1975-4-15 24 Yolo State Highway 128, 2 miles north of junction with Pleasants Valley Road. 56 Comment
  UCD67994  Triteleia laxa S. M. Smukler 1995-5-19 23 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. 100 Comment
  CAS-BOT-BC526142  Triteleia laxa Beecher Crampton 1978-3-16 9547 Yolo 2 miles west of Winters. Comment
  HSC83459  Triteleia laxa Robert Sowers 1975-4-14 4 Yolo 5.4 mi. W of Winters on Hwy. 128 61 Comment
  SEINET8551353 Image available Triteleia laxa Susan Danford 1964-4-10 9 Yolo Road 86, near junction with State Highway 128, Putah Creek Canyon Comment
  UCD14269  Triteleia laxa Connie Smith 1973-4-10 7 Yolo Thompson Canyon below Monticello dam, along the canyon's dirt road approximately 1mile or less; 106 Comment
  UCD14270  Triteleia laxa Penny Cumming 1973-4-10 31 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon to the right of Monticello dam, 1/4 mile from Highway 128. Comment
  RSA562697  Triticum aestivum D. Charlton 1990-3-6 4156 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD93324  Triticum aestivum Beecher Crampton 1961-6-1 5892 Yolo 3 miles S of Woodland. Comment
  UCD93306  Triticum durum Beecher Crampton 1961-6-1 5893 Yolo 3 miles S of Woodland. Comment
  UCD116066  Tropidocarpum gracile P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Railroad track. Comment
  SEINET4080408  Tuctoria mucronata L. M. Boykin, P. M. Hall 2003-1 Yolo Comment
  SBBG34485  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  UCD72436  Typha domingensis Ellen Dean 2008-4-25 4862 Yolo Tuleyome Ireland Ranch, central part of ranch, below area of loop road where vehicles are nor