Search Results — 2000 specimen records retrieved (1430 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD116167  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. 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
  UCD34114  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. Comment
  UCSB31256  Acacia confusa Vernon I. Cheadle 1958-8-13 Lab#G 509 Yolo collected from U S Plant introduction Garden, Coconut Grove Florida, Botany Department Greenhouse, University of California, Davis Comment
  CAS-BOT-BC234973  Acer William C. Overton, Jr. 1982-5-3 s.n. Yolo City of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  UCD50408  Acer Jean Shepard 2004-7-23 s.n. Yolo CA: Yolo Co.: UCD Campus Courtyard behind Buehler Alumni Center. Comment
  POM136911  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SEINET3098688 Image available Acer macrophyllum Michelle Yeargan 1973-3-23 Y 013 Yolo Near Putah Creek, north bank; 0.125 miles southeast of Monticello Dam. Comment
  UC138150  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  UCD117061  Acer macrophyllum M. Wiesendanger 1927-5-4 636 Yolo Putah Canyon. Comment
  UCD39760  Acer macrophyllum Beecher Crampton 1958-4-21 4714 Yolo Along State Hwy 16, 2.7 miles northwest of Rumsey. Shaded slopes above Cache Creek. Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD141693  Acer saccharinum Ellen Dean; M. Taylor 2013-6-20 7805 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 2D of Putah Creek vegetation survey. 6 Comment
  UCD18421  Acer truncatum Duane Gooden 2000-5-30 s.n. Yolo city of Davis, UC Davis campus, NE of Storer Hall. Comment
  SEINET6700517 Image available Achillea millefolium G. Cook 1959-3-28 3 Yolo Collected 4 miles from Winters, along highway 128 351 Comment
  UCD128343  Achillea millefolium J. D. Skoss 1948-6-6 22 Yolo Putah Canyon, 1 mile below Yolo-Napa county line. Comment
  UCD128373  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  CDA30585  Achyrachaena mollis M. Beyers 2010-5-12 437 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  UCD128383  Achyrachaena mollis H. A. Borthwick 1925-5-11 1894 Yolo Davis. 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
  SFV8399  Achyrachaena mollis J. W. Menke 1968-4-16 96 Yolo Sacramento Valley State Highway 128, about 5 miles west of Davis. 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
  UCD104139  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD168486  Acmispon glaber Ellen Dean 2017-3-15 9275 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of Bray Canyon. 209 Comment
  UCD20871  Acmispon glaber N. Nicola 2001-5-8 088 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD59349  Acmispon glaber Ellen Dean; Kate Mawdsley 2007-5-11 3773 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
  UCD21533  Acmispon wrangelianus J. Shepard 2001-5-6 449 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36). A few yards west of Department of Defense fence, about 200 yards north of County Road 36. 12 Comment
  UCD104495  Acmispon wrangelianus G. F. Hrusa 1998-3-21 14158 Yolo Hwy 16 along Cache Creek at the rafting put-in, Nr. Lake County line. 225 Comment
  UCD35569  Acmispon wrangelianus Beecher Crampton 1958-4-21 4706 Yolo 1.6 miles northwest of Rumsey. Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD128387  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD128511  Acroptilon repens W. D. Norton 1931-4-24 2182 Yolo location unknown. Comment
  CDA37715  Acroptilon repens Breckenridge/Filippini 2007-6-15 s.n. Yolo Near Winters. 0 Comment
  CDA6756  Acroptilon repens R. Perkins 1971-9-16 Yolo California Fruit Exchange, 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
  UCD20872  Adenostoma fasciculatum N. Nicola 2001-9-5 99 Yolo Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. Comment
  SEINET240105  Aegilops cylindrica Beecher Crampton 1961-4-20 T.O. 2622 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  SEINET11695731  Aegilops triuncialis Unknown 1959-5-26 5255 Yolo 2.5 mi W of Winters, CA 128 Comment
  UCD81041  Aesculus californica Agnieszka Zalicka; with PLB 102 class 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. On the edge of Bray Creek, near the mouth of Bray Canyon. East side of creek. 71 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
  UCD128438  Agoseris heterophylla Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  SEINET11695840  Agrostis castellana Unknown 1960-6-3 T.O. 2461 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD52279  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis. Field - campus - Berkeley. Comment
  UCD53492  Agrostis stolonifera Leonard 1919-6-14 X 3064 Yolo Davis. Comment
Read comments
Jul 22 2006
  UCD53530  Agrostis stolonifera Leonard 1919-6-13 x 3068 Yolo Davis. Comment
  UCD53534  Agrostis stolonifera Leonard 1919-6-13 x 3067 Yolo Davis. 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
  RSA697341  Aira danthonioides Lois Weston 1942-4-20 s.n. Yolo Davis. Comment
  UCD116180  Alcea rosea C. P. Pease 1995-6-6 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCD166124  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 Comment
  SEINET8470107 Image available Alisma triviale Walter Russell 1948-8-16 Yolo 2 miles north of Davis Comment
  UCD48251  Allium amplectens M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  NY663906  Allium neapolitanum B. Crampton 1977-4-1 9460 Yolo Comment
  UCD138562  Allium neapolitanum Beecher Crampton 1971-4-7 s.n. Yolo Davis. Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  UCD138641  Allium serra M. Wiesendanger 1927-4-29 618 Yolo Esparto. Comment
  UCD81045  Allium serra Agnieszka Zalicka; with PLB 102 class 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 on west side of creek. 103 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
  UC1360436  Allium triquetrum Juen McCaskill 1967-4-2 717 Yolo in garden at 815 E. 9th Street Davis Comment
  UCSB31103  Allium triquetrum Vernon I. Cheadle 1961-3-8 M 753 Yolo collected in the Willowbank Willowbank Comment
  SBBG115351  Alnus rhombifolia M. Henry 1972-1-28 Yolo UC Davis Arboretum, Law School Comment
  UCD110002  Alnus rhombifolia Beecher Crampton 1975-6-24 9226 Yolo 6.5 miles west of Winters, Putah Creek Canyon. Comment
  UCD141697  Alnus rhombifolia Ellen Dean; M. Taylor 2013-6-21 7809 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD20402  Alnus rhombifolia Warren G. Roberts and Eda Lim 1977-1-18 s. n. Yolo Yolo County, UC Davis Arboretum. Comment
  UCD37594  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55978  Alopecurus saccatus Fleur Ng'weno 1989-4-30 DQ 21 Yolo D-Q University, County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD108107  Amaranthus arenicola A. M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km W of intersection of W. Capitol Ave. and Enterprise Blvd. Yolo Bypass. Comment
  UCR242094  Amaranthus arenicola Arthur M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km west of intersection of West Capitol Ave and Enterprise Blvd. Yolo Bypass Comment
  UC917189  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo near Botany Building; Univ. of Calif. Campus, Davis Comment
  UCD97190  Amaranthus blitoides A. S. Crafts 1926-7-8 424 Yolo University Farm Campus, Davis. Comment
  UCR197931  Amaranthus blitoides Beecher Crampton 1952-10-11 854 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD97216  Amaranthus caudatus R. N. Raynor 1941-10-3 s.n. Yolo Near Davis. Comment
  UCD97434  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo On campus, Davis. Comment
  UC60097  Amaranthus retroflexus Ethel Hyde 1938-9-26 Yolo Davis Comment
  CDA3274  Amaranthus retroflexus N. Sokoloff Jun 1924 3 Yolo Agr. 99 - near Davis. 0 Comment
  UCD97772  Amaranthus retroflexus P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  CAS-BOT-BC64719  Ambrosia psilostachya Clarence R. Quick 1971-8-26 71 -59 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  CDA16115  Ambrosia psilostachya G. F. Hrusa 1999-8-28 15269 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. 7 Comment
  UCD128823  Ambrosia psilostachya Daryl Koutnik; John Sowell 1978-10-27 567 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD81557  Ambrosia psilostachya W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD128828  Ambrosia psilostachya J. M. Tucker 1950-8-26 . 1992 Yolo University arboretum, University of California, Davis. Comment
  UC1191600  Ammannia coccinea Malcolm A. Nobs and S. Galen Smith 1949-7-18 1004 Yolo n. Winters (Sacramento Valley); Sacramento Valley Comment
  UC572557  Ammannia coccinea H. S. Yates 1936-8-11 6143 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  CDA13802  Ammi visnaga G. F. Hrusa, T. D. Wilfred 1996-12-19 13592 Yolo Central Valley; Tule Canal approx. 3/4 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD20898  Ammi visnaga N. Nicola 2001-5-16 126 Yolo Southern Sacramento Valley, near town of Knights Landing Comment
  CDA16120  Ammi visnaga G. F. Hrusa 1999-7-14 15116 Yolo Sacramento Valley; Tule canal. along levee, +/- 1/2 mi N of I-5, +/- 1/4 mi N of Main St extension, Woodland. 0 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
  SFV1771  Amorpha californica var. napensis B. J. McCaskill, R. Gankin 1962-5-2 650 Yolo State Highway 16, 2.7 miles south of junction with State Highway 20. About 20 yards above road. Comment
Read comments
Jul 23 2013
  CAS-BOT-BC26852  Amsinckia congruens Alice Eastwood 1927-3-28 14240 Yolo Near Winters Comment
  SD240914  Amsinckia intermedia George K Helmkamp, E. A. Helmkamp 2012-4-17 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 7.45'Q) 64 Comment
  UC1178288  Amsinckia intermedia Ray and Chisaki 1952-4-3 K 123 Yolo Guinda Comment
  UC1178292  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  UCD63069  Amsinckia intermedia Ellen Dean 2008-4-9 4778 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 598 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
  UCD15291  Amsinckia intermedia Claire Warshaw 1985-4-5 3 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  UCD81433  Amsinckia intermedia M. Wiesendanger 1927-4-29 s.n. Yolo Woodland.. Comment
  UCD21219  Amsinckia lycopsoides J. Shepard 2000-3-24 87 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 the north side of the entrance road, in main parking lot and roadside. 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
  SEINET12519223  Amsinckia lycopsoides Stephen R. Chapman 1963-1 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102 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
  UCD160201  Amsinckia menziesii Taylor Blevins 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, adjacent to ranch house headquarters. 99 Comment
  UCD56717  Amsinckia menziesii Ellen Dean; M. Bibbo 2007-3-23 3410 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
  UCD119773  Amsinckia menziesii M. Wiesendanger 1927-4-29 610 Yolo Woodland. Comment
  UC1178225  Amsinckia menziesii var. menziesii Peter M. Ray 1950-4-15 1707 Yolo 6 mi n Rumsey (on Cal. Hwy 16, n side of canyon of Cache Creek); Cache Creek Comment
  UCD62841  Anagallis arvensis Elaine Chow; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  UC793827  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt.; below Canon Ball Pt. Comment
  UCD38868  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo 8.5 miles west of Winters. State Hwy. 128. Putah Creek Canyon, Vaca Mts. Comment
  UCD56066  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo Putah Canyon. 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
  SD257169  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, p.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. (Davis 7.5'Q) 13 Comment
  UCD149363  Anthemis cotula Collector Unknown 1925-5-11 s.n. Yolo City of Davis. 15 Comment
  UCD21410  Anthemis cotula J. Shepard 2001-5-13 460 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road and north 20 yards. 12 Comment
  RSA261396  Anthriscus caucalis R. T. Wurster 1960-4-3 s.n. Yolo State Highway 16, in town of Capay 37 Comment
  UCD41133  Anthriscus caucalis N. Nicola 2002-4-10 169 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, off of Hwy 128, north side of creek. Comment
  UCD47827  Apiastrum angustifolium J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 13 Yolo Yolo Co/Napa Co line; McLaughling Reserve, 1 mile (as the crow flies) N of old town Knoxville. 640 Comment
  UCD39746  Arachis hypogaea Beecher Crampton 1954-8-2 s.n. Yolo P.F. Knowles Oil Exper. Plot, UC Agronomy, Davis. Comment
  UCD81288  Arctostaphylos G. L. Stebbins Jr. 1966-2-22 6308 Yolo Summit ridge of Glasscock Mountain. 731 Comment
  SBBG50839  Arctostaphylos manzanita M. A. Brayton 1964-3-13 8 Yolo Cache Crk Cyn on Hwy 16, 2.5 mi NW of Rumsey 152 Comment
  CAS-BOT-BC38892  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo North bank of Putah Creek, 8.6 miles west of Winters Comment
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  CAS-BOT-BC146315  Aristida ternipes var. gentilis Roxana Stinchfield 1916-6-26 336 Yolo D'Oyly Sheep Ranch Foothills above Buckeye Creek. Comment
  SBBG21219  Aristida ternipes var. gentilis B. Crampton 1963-9-19 6896 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD34783  Aristida ternipes var. gentilis Beecher Crampton 1989-8-22 10228 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  UCD56567  Aristida ternipes var. gentilis L. F. Lane 1950-5-22 s.n. Yolo west of Winters. Comment
  UCD56863  Aristida ternipes var. gentilis Jack Major 1961-6-13 542 Yolo along Putah Creek, 1.2 miles west of junction of State Highway 128 and Pleasants Valley Road. Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  UC1151596  Aristida ternipes var. hamulosa Beecher Crampton 1962-9-11 6667 Yolo 2.5 mi w Winters Comment
  SFV8400  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo North Coast Ranges Vaca Mountains. Along Putah Creek about 1 mile east of bridge below Monticello Dam. 61 Comment
  UC1543118  Aristolochia californica Charlotte G. Nast 1936-3-27 25 Yolo Putah Canyon east Comment
  UCD56020  Arrhenatherum elatius D. H. Hartmann 1941-7-9 s.n. Yolo City of Davis. Campus of University of CA, Davis. Agronomy Plots. Comment
  UCD56033  Arrhenatherum elatius F. J. Campbell 1948-6-6 s.n. Yolo City of Davis. Campus of University of CA, Davis. University Farms. Comment
  UCD60450  Artemisia biennis A. M. Shapiro 2007-9-28 s.n. Yolo Yolo Bypass, West Sacramento. Comment
  JEPS100801  Arthrocnemum subterminale Dean W. Taylor 1993-7-9 13852 Yolo 3 air mi from Woodland; Central Valley 10 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
  UCD34259  Arthrocnemum subterminale Beecher Crampton 1978-6-27 9615 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD81065  Arthrocnemum subterminale Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5599 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Back horse pasture area on east side of drainage pond. By fence on east side of pasture. 9 Comment
  UCD39910  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo City of Davis. Comment
  UCD160102  Asclepias cordifolia Emily Howard 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. 137 Comment
  UCD58037  Asclepias cordifolia Ellen Dean; K. Mawdsley 2007-4-6 3576 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
  UC735731  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo near Davis (along S. P. railroad tracks) Comment
  CDA39848  Asclepias fascicularis T. C. Fuller 1957-10-7 s.n. Yolo Davis, 1 mile east of town. 0 Comment
  UCD37732  Asclepias fascicularis Beecher Crampton 1961-9-19 5981 Yolo Yolo County, 2 miles northwest of city of Davis, along County Road 31. Comment
  UCD141599  Asclepias speciosa Ellen Dean; M. Taylor 2013-6-3 7770 Yolo Along Putah Creek between the Yolo Bypass and Mace Blvd. (County Road 104). On private agricultural land (Los Rios Farms), North of County Road 35, and East of County Road 106 on the North side of Putah Creek. Plot PCS 1D of Putah Creek vegetation survey. Also in Plot 1E and others here. 6 Comment
  RSA401107  Asclepias speciosa Glenn A. Gorelick 1965-8-26 s.n. Yolo Davis Comment
  UCD121372  Asclepias speciosa C. B. Heiser Jr. 1946-8-19 1838 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UC1221003  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo ne West Davis School (Davis, edge of field); Davis, ne of West Davis School Comment
  RSA733923  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West David School. Comment
  CHSC79292  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo 1 mile S.W. of Saxon Station. Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  UCD23222  Astragalus tener var. ferrisiae A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR212299  Astragalus tener var. ferrisiae Ellen Dean, Carol W. Witham, Robert E. Preston, Jennifer Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersction of county roads 106 and 38 (south through gate on extension of C.R. 106, west to farm structures). 1 Comment
  UCR225257B  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD18243  Astragalus tener var. tener E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 450 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. 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
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD168440  Athysanus pusillus Ellen Dean 2017-3-15 9262 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UCD37731  Atriplex Beecher Crampton 1961-9-19 5980 Yolo Yolo County, 0.5 mile north of city limits of Davis, along Anderson Road. Comment
  UCD97262  Atriplex argentea var. expansa Collector unknown 1929-10-1 2049 Yolo near Davis. Comment
  JEPS41115  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9123 Yolo along Kentucky Ave. (Road 20) ca 1/4 mi n Sewage Disposal Plant (1 1/8 mi ene of Woodland); ene of Woodland, n of Sewage Disposal Plant 10 Comment
  UCD97399  Atriplex depressa Robert E. Preston 1993-7-25 627 Yolo SE of Woodland, N of Willow Slough, in field NW of jct Roads 25 and 103. 9 Comment
  RSA97530  Atriplex depressa Beecher Crampton 1952-10-24 873 Yolo 1.5 miles north of Davis. Comment
  UCD44966  Atriplex hortensis Jean V. Shepard 2004-8-25 778 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  CHSC106022  Atriplex joaquinana Erica Smith 2008-4-18 12 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. Throughout alkali grassland. In uplands near wet areas growing with Distichlis. UTM: 10S, 611779, 4278233. 4 Comment
  SEINET3140435  Atriplex joaquinana H. Stutz 1995-8-7 sn Yolo SE corner of R 25 and Rd 103 Comment
  SEINET4135107  Atriplex joaquinana Howard C. Stutz 1991-5-30 95515 Yolo Woodland.; 0 Comment
  SEINET4135115  Atriplex joaquinana Erica Smith 2008-4-18 12 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
  UCD62931  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD63217  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock, along roadside. 0 Comment
  UCD80925  Atriplex joaquinana Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5328 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
  UCD81054  Atriplex joaquinana Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5590 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
  UCR212355  Atriplex joaquinana Erica Smith 2007-6-28 06 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
  UCR228275  Atriplex joaquinana Ellen Dean, K. F. Mawdsley 2008-4-16 4800 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of Road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside 0 Comment
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  SEINET4135110  Atriplex joaquinana Howard C. Stutz 1990-8-15 95329 Yolo Located 3.5 miles SSE of Woodland, junction of Road 25 and Road 103.; 0 Comment
  CAS-BOT-BC168433  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Rd 25 and 103 Comment
  JEPS41107  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9127 Yolo along n-s lateral (rd.) 0.9 mi n of Hebron siding (Sacramento Northern Railway) 1.9 mi ene Woodland (flanking waste water dispoal areas on bothsides road); ne of Woodland, n of Hebron siding 10 Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  UCD97617  Atriplex prostrata P. N. Annand 1929-10-19 2078 Yolo west end of Yolo Causeway. Comment
  UCD97618  Atriplex prostrata Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9124 Yolo along Kentucky Avenue (Road 20), 1/4 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UCD97734  Atriplex semibaccata G. J. W. 1914-10-1 s.n. Yolo Cereal Plots, University Cereal Farm, Davis. Comment
  HSC9005  Avena barbata J. V. Lenz 1947-5-8 Yolo Rumsey Comment
  UCD56142  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northwest of Davis. Along County Road 29. Comment
  UCD56157  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northeast of Davis. Along County Road 29. Comment
  UCD56203  Avena barbata P. B. Kaufman 1950-3-19 13 Yolo Davis. UC Davis. Comment
  CAS-BOT-BC145893  Avena fatua W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles north of Davis. Comment
  SBBG117243  Avena fatua B. Crampton 1955-12-13 3212 Yolo ca. 0.25 mi S of Davis city limits, along Hwy 40 at jct with Davis Rd Comment
  UCD56334  Avena fatua Alice Warrick 1979-5-19 28 Yolo Davis. 1 mile south of Hwy. 80 overpass. Old Davis Road. 13 Comment
  UCD56363  Avena fatua A. A. Beetle 1944-5-17 1990 Yolo 3 miles W of Sacramento. Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD69702  Avena fatua Kathy Baker 1982-6-6 33 Yolo Davis, field on west side of Adams Street. 50 yards from last house, 10 yards from road. On dry, rocky soil in full sun. 13 Comment
  SEINET3919689  Avena fatua David Charlton 1990-3-3 4163 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80.; 0 15 Comment
  SACT000421  Avena sativa 1925-5-9 Yolo Comment
  UCD56499  Avena sterilis P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SEINET11696019  Avena sterilis Unknown 1978-5-24 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row B-11 Comment
  UCD81539  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  UCD33998  Baccharis glutinosa Beecher Crampton 1975-8-22 9245 Yolo Yolo County, county road 104 1 1/2 miles north of county road 28. Comment
  UCD129464  Baccharis pilularis K. Wagnon 1932-1-1 2271 Yolo Putah Canyon. Comment
  UCD151006  Baccharis salicifolia subsp. salicifolia D. S. Park 2010-5-14 86 Yolo UCD Arboretum. 14 Comment
  UCD129483  Baccharis salicifolia subsp. salicifolia Kay Ryugo 1952-4-12 1022 Yolo Putah Creek, 5 miles west of Winters. Comment
  CAS-BOT-BC16370  Barbarea orthoceras John F. Emmel 1971-4-4 337 Yolo Thompson Canyon, north-northeast of Monticello Dam. 243 Comment
  UCD97584  Bassia hyssopifolia R. N. Raynor 1941-8-11 s.n. Yolo near Clarksburg. Comment
  SEINET10732932  Beta vulgaris Stephanie Frischie 2000-10-14 Frischie 145 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCR197976  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough 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
  UCD139995  Bolboschoenus fluviatilis C. F. Ehlig 1951-5-19 46 Yolo 7 miles east of Davis. Comment
  UCD148274  Bolboschoenus glaucus Robert E. Preston 2013-8-18 2937 Yolo Yolo Bypass, 0.1 mi N of I-80, 0.5 mi E of west levee. 12 Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of Davis. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  UCD57094  Brachypodium distachyon Beecher Crampton 1961-5-5 s.n. Yolo Davis Campus. Agronomy experimental areas. 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
  UCD114720  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  UCD114724  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  UCD33713  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. 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
  UCD23217  Brodiaea coronaria A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD59386  Brodiaea elegans subsp. elegans Ellen Dean; Kate Mawdsley 2007-6-8 3860 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
  UCD73701  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD73716  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  RSA734157  Brodiaea laxa Lois Weston 1942-4-24 1153 Yolo Putah Canyon. Comment
  UCD60272  Bromus Beecher Crampton 1974-7-9 s.n. Yolo UC-Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery. Comment
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD36843  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Yolo Couhty, city of Davis, Southern Pacific Railroad Station. Comment
  UCR152411  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD57808  Bromus berteroanus Beecher Crampton 1961-4-10 T. O. 2483 Yolo Davis Campus. Agronomy Experimental Areas. Comment
  SEINET259528 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4423 Yolo CULTIVATED ; CULTIVATED in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  UCD142961  Bromus caroli-henrici Ellen Dean; N. Gonzales 2013-8-8 7934 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  UCD21528  Bromus caroli-henrici Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  CAS-BOT-BC155808  Bromus catharticus Clarence R. Quick 1970-5-10 70 -05 Yolo Merritt Island, near Clarksburg. Levees and gardens of Nettie M. Pylman. Comment
  UCD33559  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo Yolo County, UC Davis, Dairy road. Comment
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD58324  Bromus catharticus D. A. Akana 1950-5-10 s.n. Yolo Davis. Campus. Comment
  UCD58326  Bromus catharticus Beecher Crampton 1957-4-25 3953 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD58413  Bromus catharticus P. Stern 1988-5-19 11 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  CAS-BOT-BC155606  Bromus diandrus W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles north of Davis. Comment
  CAS-BOT-BC155607  Bromus diandrus Clarence R. Quick 1970-5-10 70 -04 Yolo Edge of Nettie M. Pylman garden and on levee, Merritt Island, near Clarksburg. Comment
  RSA655137  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. 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
  SEINET238948 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD147282  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37800  Bromus diandrus Beecher Crampton 1962-4-10 6128 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD58598  Bromus diandrus Cay Collette 1975-4-5 2 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCD59501  Bromus diandrus Beecher Crampton 1965-5-4 7313 Yolo Davis. Comment
  CAS-BOT-BC155609  Bromus diandrus Ball; Bellue 1933-5-1 s.n. Yolo Unspecified. Comment
  SEINET238816 Image available Bromus grandis Beecher Crampton 1956-5-31 3492 Yolo 3.5 miles west of city of Winters, Pleasant Valley Road. Comment
  CAS-BOT-BC155288  Bromus hordeaceus P. F. Knowles 1941-1-1 s.n. Yolo Davis. Greenhouse. Comment
  HSC9234  Bromus hordeaceus J. V. Lenz 1947-4-23 Yolo 3 mi. N of Davis Comment
  UC1543157  Bromus hordeaceus Charlotte G. Nast 1936-4-17 129 Yolo n of Davis (Woodland Highway); Woodland Highway Comment
  UCD37840  Bromus hordeaceus Beecher Crampton 1962-4-23 6234 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD41017  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58620  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek. In the UC-Davis arboretum. Comment
  UCD58647  Bromus hordeaceus Roger Zwanziger 1950-5-10 s.n. Yolo Putah Creek. Comment
  UCD58679  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. Comment
  UCD58709  Bromus hordeaceus Beecher Crampton 1957-5-14 4021 Yolo 1.3 miles west of Zamora. Comment
  UCR118895  Bromus hordeaceus Beecher Crampton 1985-4-17 9915 Yolo Sacramento Valley, Davis. 3rd Street near A Street and University Ave. 15 Comment
  CDA1819  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  RSA562290  Bromus hordeaceus subsp. hordeaceus D. Charlton 1990-3-3 4172 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD58846  Bromus inermis L. Y. Leonard 1919-6-13 X 3062 Yolo Davis. Comment
  UCD58864  Bromus japonicus B. Ray 1950-6-1 s.n. Yolo Davis. Comment
  UC1040708  Bromus laevipes Beecher Crampton 1956-5-31 3492 Yolo foothills 3.5 mi w of Winters (border of Yolo-Solano Counties) Comment
  CAS-BOT-BC162383  Bromus lanatipes P. F. Knowles 1941-1-1 s.n. Yolo Davis. Comment
  CAS-BOT-BC162369  Bromus madritensis P. B. Kennedy 1915-6-1 s.n. Yolo Davis. Comment
  UCD162341  Bromus madritensis Craig Thomsen 2006-5-10 2639 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD56758  Bromus madritensis subsp. rubens Ellen Dean; M. Bibbo 2007-3-23 3450 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  SACT000589  Bromus mollis Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis; valley grasslands Comment
  SEINET3922236  Bromus rigidus W. P. Hackett 1960-5-14 32 Yolo On dirt road 0.3 mile south of Pomology Department's spray shed, University of California campus, Davis, CA.; 0 Comment
  RSA733913  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Davis, along railroad. Comment
  UCD34859  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD37791  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Yolo County, city of Davis, along Southern Pacific Railroad. Comment
  UCD37833  Bromus sterilis Beecher Crampton 1962-4-18 6223 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  UCR152294  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Sacramento Valley, city of Davis, Southern Pacific Railroad Triangle 16 Comment
  SEINET9331103  Bromus sterilis Unknown 1956-3-19 3233 Yolo Yolo Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET240100 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET240474 Image available Bromus trinii Beecher Crampton 1962-4-13 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET239027  Bromus willdenowii Beecher Crampton 1972-3-29 8778 Yolo UC Davis campus. Pasture. Comment
  UCD41148  Buddleja davidii N. Nicola 2002-6-12 230 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  SEINET10587316  Bulbostylis capillaris John H. Redfield 1872-8-17 Redfield 8609 Yolo In pratis Jylo Semite, Calif. Comment
  RSA0054946  Calandrinia caulescens Keith E. Hoffmaster 1946-4-13 1217 Yolo Davis. Comment
  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
  UCD21282  Calandrinia ciliata J. Shepard 2000-5-1 177 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD144777  Callitriche marginata Carol W. Witham 2003-4-11 936 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD70434  Calochortus amabilis J. D. Clark 1995-5-27 16 Yolo Robert Lewis Stevenson State Park. East of hwy 129; 1/1-3/4 mi from trailhead along trail. 548 Comment
  UCD73702  Calochortus luteus Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  RSA233007  Calochortus tolmiei D. A. Young 1969-5-4 P 356 Yolo 2.5 miles northwest of Woodland, along Highway 16 south of Madison 274 Comment
  UCD41155  Calycadenia N. Nicola 2002-6-19 235 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  CHSC79124  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
Read comments
Nov 15 2020
  UCD129896  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles east of Lake County line on Rieff-Rayhouse Road. Comment
  UCD100313  Calyptridium quadripetalum Mark A. Hershkovitz ca. 10 Jun 1991 Yolo Yolo (?) Co.: nr. Lake and Napa Cos.: Along Rayhouse Rd. (becomes Reiff Rd.) e. of descent to Knoxville-Berryessa Rd. Comment
  UCD100320  Calyptridium quadripetalum Jack Major 1966-6-6 s.n. Yolo On serpentine, northwest of Reid Mine, northwestern Yolo County (near Lake and Napa counties). 618 Comment
  UCD63077  Calystegia occidentalis Ellen Dean 2008-4-9 4786 Yolo Tuleyome Ireland Ranch. Central part of Ranch along main canyon. 591 Comment
  RSA41330  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UCD103449  Camissoniopsis hirtella Collector Unknown 1932-5-1 s.n. Yolo Putah Creek. Comment
  CAS-BOT-BC184980  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo Agronomy experimental areas, Davis Campus. Comment
  UCD57792  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas. Comment
  UCD80941  Capsella bursa-pastoris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5344 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
  UCR237641  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18613 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
  UCD14255  Capsella bursa-pastoris Eileen F. Chun 1974-5-14 83 Yolo Yolo County, Davis, Experimental College Gardens; 15 Comment
  UCD167843  Capsicum Paul G. Smith 1959-1 SA 393 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Origin of seed: in brush near village of Quincemil, Department Cuzco, Peru. Comment
  SEINET10780129  Capsicum annuum Stephanie Frischie 2000-1 Yolo Comment
  CAS-BOT-BC167208  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  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
  UCD114193  Cardamine californica Robert Kehlor 1951-4-28 s.n. Yolo above Recreation Beach, Putah Canyon, 10 miles west of Winters. Comment
  UCD33534  Carduus pycnocephalus Beecher Crampton 1969-6-2 8454 Yolo ca. 5 miles west of Davis at jct. of rds. 97 and 31. Comment
  UCD85576  Carduus pycnocephalus Alan P. Godlewski 1974-5-5 s.n. Yolo Growing near Putah Creek approximately 5 miles West of Winters. Comment
  RSA797294  Carex Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon, Coast Ranges. 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
  UC917140  Carex barbarae P. B. Kaufman 1950-4-28 35 Yolo 3.9 mi NW of Davis (adjacent to U.S. Highway 99W bridge) 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
  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
  UCD140750  Carex praegracilis Beecher Crampton 1953-4-23 1133 Yolo 4 miles west of city of Davis. Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  UCD142941  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8009 Yolo UC Davis Russell Ranch Riparian Reserve. South of Russell Road, and on north side of Putah Creek. Near parking area close to creek (Place where road spur descends near middle of creek access road.) 30 Comment
  UCD21526  Casimiroa edulis Duane Gooden 2003-3-14 s.n. Yolo UC Davis campus, north of Buehler Alumni/Visitors Center : Environmental Horticulture Garden. Tree, 20'. Comment
  HSC82086  Castilleja applegatei subsp. martinii Thomas W. Nelson, Jane P. Nelson 1980-4-27 5108 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  JEPS77482  Castilleja applegatei subsp. martinii Douglas W. James Jr. 1973-4-10 34 Yolo Lake Berryessa, on small dirt road just below the bridge below dam Thompson Canyon 228 Comment
  UC630435  Castilleja applegatei subsp. martinii Annetta Carter 1938-5-7 1368 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast Range Comment
  UCD21414  Castilleja attenuata J. Shepard 2002-4-6 504 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 100 yards west of Department of Defense fence, then 200 yards north of south fence (Rd. 36). 12 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
  UCD169001  Castilleja exserta Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9302 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the the past three years. Central part of ranch, west of headquarters. 177 Comment
  SEINET5739668 Image available Castilleja exserta subsp. exserta C. B. Shah 1960-1 5 Yolo Hilly area, sloping south side toward creek, near scout cabin along Cache Creek Canyon, State Hwy 16, ca. 2 miles NW of Rumsey.; Rumsey 122 Comment
  HSC90179  Castilleja foliolosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  JEPS8774  Castilleja foliolosa W. L. Jepson 1934-7-28 16745 Yolo Rumsey Comment
  UC917280  Castilleja foliolosa S. C. Hanson 1949-5-5 20 Yolo about 3 mi w Winters; Putah Canyon Comment
  UCD168488  Castilleja foliolosa Ellen Dean 2017-3-15 9278 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
  UCD56756  Castilleja foliolosa Ellen Dean; M. Bibbo 2007-3-23 3448 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
  SEINET12029223  Casuarina equisetifolia Unknown 1954-1 224 Yolo Davis, along W edge of Davis High School athletic field Comment
  UCD160542  Caulanthus lasiophyllus Ellen Dean; Craig Thomsen 2015-3-21 8596 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  UCD55498  Caulanthus lasiophyllus J. Shepard 2000-3-12 75 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 past parking lot near barn. 12 Comment
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UCR219514  Caulanthus lasiophyllus Jean V. Shepard 2000-3-24 091 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.1 mi east along unpaved entrance road 12 Comment
  UCR219516  Caulanthus lasiophyllus Jean V. Shepard 2000-4-9 112 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road 12 Comment
  CAS-BOT-BC40481  Caulanthus lasiophyllus A. A. Heller 1920-4-25 13380 Yolo Along the Yolo Causeway. Comment
  UCD114681  Caulanthus lasiophyllus Robert E. Preston 1984-5-4 439 Yolo Cold Canyon, ca. 0.4 mile S of Highway 128. 121 Comment
  CAS-BOT-BC49338  Ceanothus cuneatus Alice Eastwood 1927-3-28 14225 Yolo Near Winters Comment
  RSA0054820  Ceanothus cuneatus Lois Weston 1942-4-24 1168 Yolo Putah can. Comment
  UC338009  Ceanothus cuneatus var. cuneatus Lemmon 1891-5-28 Yolo Capay Valley Comment
  UCD34944  Ceanothus griseus var. horizontalis Beecher Crampton 1992-5-27 s.n. Yolo Yolo County, Davis. Comment
  UC912400  Ceanothus integerrimus Ethel Crum 1938-5-7 1999 Yolo Cache Creek canyon Inner North Coast Ranges (4 mi n of Rumsey.) 152 Comment
  CHSC57505  Ceanothus integerrimus var. californicus Steven Triano 1987-4-13 42 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  SEINET5743564 Image available Ceanothus leucodermis Ray Prag 1971-1 179 Yolo In Arboretum, Univ. of California campus, Davis.; Univ. of California, Davis Comment
  UCD20567  Ceanothus maritimus A. T. Leiser 1981-3-13 HN 24 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, B-6, row 32, plant 43. Comment
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Jan 10 2015
  SBBG50600  Ceanothus oliganthus var. sorediatus R. D. Deragisch 1969-4-20 6 Yolo 5St, Hwy 16, 5.3 mi S of Colusa County line Comment
  UCD112507  Ceanothus parryi M. R. Wanzer 1948-5-11 20 Yolo Near Putah Creek, south of Truck Crops Building, University of California campus, Davis. Comment
  UCD57820  Cenchrus longispinus Beecher Crampton 1970-8-3 8644 Yolo State Hwy. 128, 7 miles west of Winters, Putah Creek Canyon. Comment
  CDA32099  Centaurea calcitrapa Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106 0 Comment
  UCD130003  Centaurea calcitrapa Morris Halperin 1932-7-16 s.n. Yolo 7th, G St, Davis. Comment
  UCD130004  Centaurea calcitrapa Chas. B. Heiser Jr. 1947-7-10 1923 -a Yolo Davis. Comment
  CHSC107010  Centaurea iberica Dave Minnesang; Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106. Comment
  UCD130086  Centaurea solstitialis A. S. Crafts 1926-7-8 437 Yolo University Farm Campus, Davis. Comment
  UCD19197  Centaurea solstitialis June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  CDA37728  Centaurea solstitialis R. Breckenridge/K. Filippini 2009-7-25 s.n. Yolo Brooks. 0 Comment
  UCD130076  Centaurea solstitialis June McCaskill 1961-8-14 632 Yolo east side of G Street where 7th Street intersects it, Davis. 15 Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  UCD130084  Centaurea solstitialis B. Crampton 1957-7-16 4395 Yolo north of Hunt Hall, University of California, Davis Campus. Comment
  JEPS46947  Centaurium trichanthum Willis L. Jepson 1892-7-27 14637 Yolo near Winters Comment
  UCD41106  Centranthus ruber D. Lowry 2002-4-12 182 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  CAS-BOT-BC288507  Centromadia fitchii Roxana Stinchfield 1916-6-25 341 Yolo Mouth of Buckeye Creek Comment
  JEPS38158  Centromadia fitchii W. L. Jepson 1929-9-26 15272 Yolo Madison 60 Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD21319  Centromadia fitchii J. Shepard 2000-5-26 277 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. Then approximately 50 feet south in low area. 12 Comment
  UCD81541  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  UCD81542  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  CAS-BOT-BC272820  Centromadia parryi subsp. parryi C. R. Quick 1972-8-8 72 -38 Yolo South edge of county road 142. Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River, SE Yolo Co. Comment
  CAS-BOT-BC279098  Centromadia parryi subsp. rudis A. J. Bassinger 1920-11-1 s.n. Yolo Woodland Comment
  CAS-BOT-BC279103  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-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
  CAS-BOT-BC279106  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12892 Yolo Six miles south of Woodland on highway between Davis and Woodland Comment
  CAS-BOT-BC279107  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland, Sacramento Valley Comment
  SFV12381  Centromadia parryi subsp. rudis D. L. Koutnik, J. Sowell 1978-10-27 568 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UC197505  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland Sacramento Valley, Woodland Comment
  UCD35197  Centromadia parryi subsp. rudis Beecher Crampton 1953-9-30 1628 Yolo 1.5 miles northeast of Davis. Comment
  SD27845  Centromadia pungens Carl B. Wolf 1928-5-8 2146 Yolo Sacramento Valley, 12 miles north of Dixon. 29 Comment
  UCD81886  Centromadia pungens Ellen Dean; K. Anderson and ethnobotany foraging group 2009-6-20 5780 Yolo City of Davis. Davis Cemetery on Pole Line Rd. Back area (eastern part) of cemetery that is undeveloped. 5 Comment
  UCD130208  Centromadia pungens H. Sevier 1931-6-24 2232 Yolo Davis. Comment
  CAS-BOT-BC279408  Centromadia pungens subsp. pungens Doris K. Kildale 1928-5-8 5038 Yolo 12 miles north of Dixon Comment
  CAS-BOT-BC279412  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2590 Yolo 1 mi. W. of Sacramento River, W. of Sacramento on road to Davis Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  UCD121531  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  UCD144786  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
  HSC4102  Cerastium glomeratum M. Dole 1963-4-10 27 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  SEINET5736135 Image available Ceratonia siliqua Shirley C. Tucker 1988-1 28888 Yolo Univ. of CA Arboretum near Horticulture Dept. headquarters building, S of Putah Creek.; Davis Comment
  CAS-BOT-BC207762  Cercis occidentalis Alice Eastwood 1927-3-28 14227 Yolo Near Winters Comment
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon 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
  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
  UCD48195  Cercocarpus betuloides var. betuloides Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 12 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  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
  CDA11823  Chamaesyce nutans G. F. Hrusa, B. Follansbee 1995-8-25 12460 Yolo Urban Weeds of California; Sunwise Co-op, Westernesse Rd. in West Davis. Comment
  UCD21334  Chenopodium album J. Shepard 2000-6-30 318 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, below a 4 foot mound of topsoil. 12 Comment
  UCD38889  Chenopodium album Beecher Crampton 1959-11-12 5470 Yolo Putah Creek bed. UCD Arboretum. Comment
  UCD81420  Chenopodium album J. Shepard 2000-5-20 254 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 of road. 12 Comment
  UCD81550  Chenopodium album W. W. Robbins; W. D. Norton 1928-8-1 1424 Yolo near Clarksburg. Comment
  UCR265183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 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
  CDA3062  Chenopodium ambrosioides var. ambrosioides M. S. Bergseng 1958-11-4 1498 A Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 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
  UCD73836  Chenopodium berlandieri Jean Shepard 2008-7-22 819 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
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Jun 18 2010
  UCD73834  Chenopodium glaucum Jean Shepard 2008-7-5 817 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
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Jun 16 2010
  JEPS84729  Chenopodium murale John W. Willoughby 1976-7-29 1801 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access, beside parking lot); Vaca Mountains, Putah Creek 60 Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. Comment
  UCD63137  Chenopodium murale A. M. Shapiro 2007-8-30 s.n. Yolo California. Yolo County: UC Davis campus. Comment
  UCD21524  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UC1053303  Chilopsis linearis subsp. arcuata June McCaskill 1954-8-6 355 Yolo in garden at 631 Oak Ave. Davis Comment
  CHSC79399  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo 3 miles north of city of Davis, along U. S. Highway 99W. Comment
  UCD73682  Chlorogalum pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 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. West side of Bray Creek. 103 Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  CAS-BOT-BC39660  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, 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
  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
  UCR212370  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD130478  Cichorium intybus A. S. Crafts 1926-7-8 481 Yolo University Farm Campus, Davis. Comment
  UCD130488  Cichorium intybus Daryl Koutnik; John Sowell 1978-10-27 565 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD149344  Cichorium intybus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  SEINET5713148  Cichorium intybus Barbara Bogert 1970-1 28 Yolo Woodland Sewage Disposal Plant. 30 Comment
  SEINET8194558 Image available Cinnamomum camphora Houston B. Couch 1953-5-6 26 Yolo Cultivated on University of California campus, Davis Comment
  UCD20515  Cirsium cymosum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1087 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland Comment
  UCD20894  Cirsium occidentale N. Nicola 2001-1-5 122 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UC494270  Cirsium occidentale var. venustum Tracy J. Storer 1912-7-1 Yolo Rumsey Comment
  UCD34110  Cirsium vulgare Beecher Crampton 1976-7-21 9403 Yolo UC Davis campus, Agricultural Practices area. Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD23194  Clarkia affinis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD62785  Clarkia affinis Susan Zhang; Plant Biology 102 students 2008-5-3 1 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 Bray Creek. 103 Comment
  UCD34439  Clarkia affinis Beecher Crampton 1983-5-23 9871 Yolo 2 miles W of Winters. Comment
  UCD72442  Clarkia concinna Ellen Dean 2008-4-25 4864 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
  UCD13338  Clarkia concinna Bill Chally 1989-5-6 16 Yolo Stebbins Reserve. 134 Comment
  UC638704  Clarkia concinna subsp. concinna Ethel Crum 1938-5-7 1995 Yolo 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCR219961  Clarkia gracilis Ayzik Solomeshch 2004-4-28 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
  POM32278  Clarkia gracilis subsp. gracilis C. F. Baker 1903-5-8 2891 Yolo Cache Creek canyon Comment
  UCD73714  Clarkia purpurea Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  CHSC74996  Clarkia purpurea subsp. quadrivulnera E. D. Appenzeller 1995-5-28 19 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  UCD70201  Clarkia purpurea subsp. quadrivulnera D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  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
  UCD149325  Claytonia perfoliata Collector Unknown 1925-2-21 s.n. Yolo City of Davis. 15 Comment
  UCR228279  Claytonia perfoliata Ellen Dean 2008-4-25 4859 Yolo Tuleyome Ireland Ranch, central part of ranch, near east end of path that has been cut into chaparral to access southwestern part of ranch 617 Comment
  SEINET5727678 Image available Claytonia perfoliata Diane de Polo 1964-1 5 Yolo Cache Creek canyon, ca. 2.5 miles northwest of Rumsey.; Rumsey Comment
  CAS-BOT-BC91339  Clematis lasiantha W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon. Comment
  UCD95606  Clematis lasiantha Joseph M. DiTomaso 1976-4-9 387 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  UCD95620  Clematis lasiantha Ogden C. Riddle 1942-3-30 50 Yolo 4 mi. west Recreation Beach, Putah Canyon.(Note: 4 mi. west is near Wragg Canyon in what used to Putah Canyon in Napa County; collector may have meant 4 mi. east, which is in Yolo County and also in Putah Canyon. Record is georeferenced in Napa County). 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
  UCD35816  Clematis ligusticifolia B. Crampton 1962-8-27 6643 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. 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
  SEINET13394094  Collinsia heterophylla Unknown 1967-4-19 s.n. Yolo Winters area. 183 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
  UCD48212  Collinsia heterophylla Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 14 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD123572  Collinsia heterophylla H. Currier; C. B. Heiser, Jr 1947-4-10 1901 Yolo off Higway 16, ca. 1 mile northwest of Rumsey. Comment
  UCD123652  Collinsia sparsiflora R. B. Griffith 1949-4-11 16 B Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCD56698  Collinsia sparsiflora Ellen Dean; M. Bibbo 2007-3-23 3391 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
  UCD19171  Collinsia sparsiflora A. M. Shapiro 1988-3-21 s.n. Yolo Willow slough bypass. Comment
  SEINET5737221 Image available Collinsia sparsiflora var. bruceae Beverly Brown 1966-1 14 Yolo A few yards up small canyon west of State Highway 128, 3 miles west of Winters.; Winters Comment
  UC766271  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UCD48208  Collinsia sparsiflora var. sparsiflora M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 12 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes form 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 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
  SEINET13203112 Image available Conium maculatum George K. Helmkamp, Mary Alice Barnes 2013-1 20516 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
  UCD20859  Conium maculatum N. Nicola 2001-2-5 076 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  SEINET13203091 Image available Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-1 20519 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
  UCD13410  Convolvulus arvensis K. Meares 1996-9-24 15 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 Comment
  UCD81460  Convolvulus arvensis M. Wiesendanger 1927-5-4 647 Yolo Putah Canyon. Comment
  CDA36797  Convolvulus arvensis K. Davis 1976-6-3 1 Yolo Sutter Island; bank of Sacramento River. 0 Comment
  UCD14212  Convolvulus arvensis Dan Ray 1974-6-2 66 Yolo Yolo County; Road 103 at Chiles Road; 15 Comment
  UCD14600  Convolvulus arvensis Wendy Weber 1989-6-10 25 Yolo Davis, at the east end of Loyola Road, 1/4 mile north along a drainage ditch, near 'Anderson Ranch', 13 Comment
  UCD14943  Convolvulus arvensis F. Takeda 1977-4-24 45 Yolo California, Yolo Co.; 4.4 miles east of Winters on County Road 32, on untilled land adjacent to an almond orchard; 33 Comment
  UCD15550  Convolvulus arvensis Lara Hawthorne 1989-5-17 9 Yolo UC Davis Campus, Experimental Gardens. 15 Comment
  UCD15692  Convolvulus arvensis David Uyeno 1989-6-8 15 Yolo Covell Blvd., Davis. 12 Comment
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  CAS-BOT-BC286047  Conyza canadensis C. R. Quick 1972-7-25 72 -24 Yolo On Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River. SE corner of Yolo Co. Comment
  CDA16249  Conyza canadensis G. F. Hrusa 1997-11-11 14129 Yolo Sacramento Valley; Sacramento bypass entrance into Yolo bypass at crossing of River Rd. in W Sacramento, ~ 1/4 mi W of Sacramento River outflow. 0 Comment
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  SFV8561  Coriandrum sativum N. Schaad 1966-5-3 33 Yolo Sacramento Valley Comstock Golf Course, U. S. Highway 99W, 3 miles north of Davis. 15 Comment
  UCD127339  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy plots, Davis. 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
  CAS-BOT-BC190028  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis. Comment
  SEINET3926230  Cortaderia selloana June McCaskill, Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis.; 0 Comment
  SEINET11248503 Image available Cotoneaster Mary L. Mello 1949-12-21 Yolo West of the Dairy Industry Building, University of California campus, Davis Comment
  SEINET11248515 Image available Cotoneaster franchetii June McCaskill 1954-5-18 309 Yolo Southeast corner of Agricultural Engineering Building, University of California, Davis Comment
  SEINET11248506 Image available Cotoneaster pannosus June McCaskill 1954-5-18 308 Yolo Southeast corner of Agricultural Engineering Building, University of California, Davis Comment
  UCD150996  Cotula coronopifolia D. S. Park; S. Nicole 2010-5-11 75 Yolo Davis wetlands. Comment
  UCD73721  Crassula connata Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD101817  Crassula solieri Fleur Ng'weno 1989-4-27 DQ 15 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD41056  Cressa truxillensis Carol W. Witham 2003-8-8 987 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD19198  Croton setiger June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  UCD20603  Croton setiger E. Dean; with M. Bibbo 2002-7-5 1148 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  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
  CAS-BOT-BC190137  Crypsis schoenoides R. N. Raynor 1940-10-10 s.n. Yolo Conway Ranch north of Bypass. 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
  UC677595  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo n Yolo Bypass (near Davis) Comment
  UCD59831  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59916  Crypsis schoenoides Beecher Crampton 1952-10-28 892 Yolo 5 miles west of Winters, Putah Creek. Comment
  UCD41058  Crypsis vaginiflora Carol W. Witham 2003-8-8 989 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD119780  Cryptantha excavata Beecher Crampton 1958-4-21 4717 Yolo along State Highway 16, 6.5 miles northwest of Rumsey. Comment
  CHSC79260  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo 2 miles west of Winters. Comment
  UCD63070  Cryptantha flaccida Ellen Dean 2008-4-9 4779 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD37176  Cryptantha flaccida Beecher Crampton 1958-4-21 4718 Yolo Yolo County, 6.5 miles northwest of Rumsey, Highway 16. Comment
  UCD37598  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo Yolo County, 2 miles west of Winters. Comment
  SEINET5716133 Image available Cupressus guadalupensis Warren Roberts, Bill Sacks 1981-1 s.n. Yolo Cultivated tree NE of Mrak Bridge, section VA of Arboretum, University of California, Davis.; Univ. of California, Davis Comment
  UCD112249  Cupressus macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 Comment
  UCD82174  Cuscuta J. Shepard 2001-6-16 463 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) to Co. Rd. 36; thence east 0.5 miles to Department of Defense fence; about 40 yd north of Co. Rd 36 and 30 yd. west of DOD fence. 12 Comment
  CAS-BOT-BC224387  Cuscuta Beecher Crampton 1985-9-5 10019 Yolo 3.5 miles S.E. of Woodland on road 25 Comment
  UCD33827  Cuscuta brachycalyx Beecher Crampton 1973-7-9 8974 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD126300  Cuscuta howelliana Jim Sherar 1992-6-16 s.n. Yolo south of Dixon. Comment
  RSA273244  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD34165  Cuscuta indecora var. indecora Beecher Crampton 1977-6-16 9502 Yolo county road 32, 2 miles west of the Fairfield school. Comment
  UCR197306  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo Sacramento Valley, West Sacramento, 1912 Proctor Avenue 4 Comment
  CHSC96771  Cuscuta pentagona T. C. Fuller 1960-11-7 5307 Yolo Sacramento Valley. Yolo County. In Yolo Bypass, along River Rd. E of Woodland. Comment
  UCD15539  Cuscuta salina Lara Hawthorne 1989-6-3 18 Yolo 6 miles east of Winters. 15 Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD98532  Cycloloma atriplicifolium R. Tofsrud 1950-11-1 s.n. Yolo West Sacramento. Comment
  UCD169012  Cyclospermum leptophyllum Ellen Dean 2017-4-5 9308 Yolo City of Davis. In lawn of house on southwest corner of the intersection of Anderson and 8th streets. Comment
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm Comment
  UCD60011  Cynodon barberi A. A. Beetle 1942-10-1 1895 Yolo Near Davis. Comment
  SACT000840  Cynodon dactylon M. Wisendanger 1927/07/00 Yolo Comment
  UCD37780  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Yolo County, 2.5 miles west of Winters, State Highway 128. Comment
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCD60116  Cynodon dactylon P. B. Kennedy 1915-1 s. n. Yolo Davis. Comment
  UCD60118  Cynodon dactylon Cay Collette 1975-4-12 6 Yolo Knight's Landing. 15 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
  UCD168484  Cynoglossum grande Ellen Dean 2017-3-15 9273 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
  UCD59335  Cynosurus echinatus Ellen Dean; Kate Mawdsley 2007-5-11 3759 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
  RSA518724  Cyperus difformis Barbara Ertter 1988-10-21 7995 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 37 Comment
  CHSC83233  Cyperus erythrorhizos M. Tu 1999-5-19 133 Yolo Cosumnes River Preserve. Collected at Orchard Park greenhouses in Davis. 1 Comment
  UC590016  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi. n.e. Knights' Landing; <Dunningan> Quad. 15 Comment
  UCR118998  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  RSA92355  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Rice levee, 5 miles east of Davis Comment
  UCD35256  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Yolo County; 5 miles east of Davis. Comment
  CAS-BOT-BC114001  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo In gallon can in Agronomy Greenhouse. University of California, Davis. Comment
  SACT000876  Dactylis glomerata Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis, Ca Comment
  UC1100144  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-22 1546 A Yolo 5 mi. e. Davis (rice fields along Yolo Causeway) Comment
  UCD73681  Datisca glomerata Chris Mosser; Plant Biology 102 students 2008-5-3 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. Found on west-facing slope on the east bank of Bray Creek as well as in the creek. 100 Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 Comment
  UCD106249  Datura ferox Jean Shepard 2011-8-20 856 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
  UCD125901  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
  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
  UCD68069  Datura ferox Art Shapiro 1996-9-23 s.n. Yolo University of California, Davis, on North side of Wellman Hall, in a planter box. Comment
  CDA13743  Datura stramonium G. F. Hrusa, T. D. Wilfred 1996-9-26 13580 Yolo Central Valley; On orchard side of levee along Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  SEINET212395 Image available Datura stramonium Timothy K. Lowery 1973-8-15 2 Yolo 1/2 m N of Rumsey in a waste field by side of hyw. 16 91 Comment
  UCD55482  Datura stramonium J. Shepard 2000-7-9 325 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 past parking lots and archery range on north, thence north past horseshoe pits to archery backstop/brush pile. 12 Comment
  UC1088740  Datura wrightii R. Snow 1957-10-2 322 -1 Yolo s Davis (Putah Creek); Putah Creek Comment
  UCD126630  Datura wrightii K. Esau 1935-7-19 s.n. Yolo Putah Canyon. Comment
  UCD14612  Datura wrightii Nathan Horn 1989-6-7 25 Yolo along Old Davis Road, ca. 1 mile south of University of California, Davis. 15 Comment
  UCD23365  Datura wrightii Mark Wilkerson 1976-6-1 17 Yolo 3 ft tall, highly branched, strong disagreeable odor, pubescent leaves and stems. Very dry, very hard packed soil, near grassy fields. Soil is clay like. One mile south of Russell Blvd. and Road 95; just north of Putah Creek bridge. 21 Comment
  UCD67991  Datura wrightii M. Thibodeau 1995-5-29 14 Yolo Along Putah Creek, at University of California, Davis picnic grounds. 17 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
  RSA149682  Delphinium hansenii Harlan Lewis, G. Mehlquist 1941-5-9 s.n. Yolo Hwy 28, 3.6 miles W of Winters. Comment
  LA38203  Delphinium hesperium Mehlquist; Baker 315 Yolo Putah Creek Canyon, 8 mi. W of Winters Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  UCD96057  Delphinium nudicaule J. M. Tucker 1951-2-23 2036 Yolo 4 miles northwest of Rumsey. Comment
  UCD20011  Delphinium variegatum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1228 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD82327  Delphinium variegatum Robin McMaster 1973-4-15 317 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  CHSC79403  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan, along U. S. Highway 99W. Comment
  SD180625  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo 2 miles northeast of Davis near city dump Comment
  UCD21238  Deschampsia danthonioides J. Shepard 2000-4-9 121 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD62553  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo 2 miles south of Zamora. Comment
  UCD62858  Deschampsia danthonioides E. G. Cakin 1947-4-27 Yolo North of Davis. Comment
  UCD62865  Deschampsia danthonioides Fleur Ng'weno 1989-4-27 DQ 18 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29 Comment
  UCD72414  Deschampsia danthonioides Ellen Dean; Kate Mawdsley 2008-4-16 4819 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
  UCD80910  Deschampsia danthonioides Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5314 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
  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
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. 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
  UCD20799  Dichelostemma capitatum N. Nicola 2001-3-16 15 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD21375  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-26 416 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Then, south along pathway, about 150 yards, growing on the east side of the path. 12 Comment
  UCD62730  Dichelostemma capitatum subsp. capitatum Alan Yip; 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. 118 Comment
  HSC3071  Dichelostemma capitatum subsp. capitatum M. Dole 1963-4-9 15 Yolo 1.0 mi. E of Zamora on Rd. 15 Comment
  UCD139204  Dichelostemma capitatum subsp. capitatum Rolf Y. Berg 1963-2-10 s.n. Yolo along Solano Lake, between resort and Pleasants Valley Road, Putah Creek Canyon. Comment
  CAS-BOT-BC208965  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -23 Yolo Garden, Merritt Island, near junction of county roads #140 &142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC208985  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -10 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD36454  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Yolo County, city of Davis, Davis High School lawn. Comment
  UCD63949  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo City Hall, Davis. Comment
  UCR197987  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo city of Davis, Davis High School 15 Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  CHSC79404  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo 1.5 miles north of city of Davis, along U. S. Highway 99W. Comment
  SBBG115400  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis agronomy field Comment
  UCD149377  Digitaria sanguinalis Yolo County 4H Club 1932-10-1 s.n. Yolo City of Dunnigan. 184 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
  UCD64002  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  UCD64083  Digitaria sanguinalis Beecher Crampton 1972-8-7 8865 Yolo Davis. Comment
  SACT000983  Digitaria sanguinalis 1925-6-29 Yolo No determiner/collecter listed Comment
  SEINET3927982  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo UC Davis agronomy field.; 0 Comment
  CHSC57518  Diplacus aurantiacus Steven Triano 1987-4-13 43 Yolo Ca. 37 mi nw of Woodland, ca. 300 ft e of Hwy 16. 167 Comment
  SEINET13768859 Image available Diplacus aurantiacus Jack Maze 1963-1 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach 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
  UCD114709  Diplotaxis tenuifolia A. M. Shapiro 2004-10-31 s.n. Yolo Davis, apparently growing as a weed in community gardens opposite 1818 Fifth Street. Comment
  UCD35258  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. 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
  SEINET249771 Image available Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles east of Woodland, along State Hwy. 16 and 24. Comment
  UCD120206  Distichlis spicata Ellen Dean 2012-4-19 7321 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD38784  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles E of Woodland, along State Hwy. 16 and 24. Comment
  UCD95023  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles E of Woodland, along State Hwy. 16 and 24. Comment
  CDA31429  Dittrichia graveolens Robin Breckenridge, K. Filippini 2009-12-15 PDR# 1313583 Yolo Woodland: Highway 16, near I-5. 0 Comment
  UCD16097  Dittrichia graveolens A. M. Shapiro 1999-10-29 s.n. Yolo California. Yolo County: City of West Sacramento, about 1/2 km west of Harbor Blvd., north of West Capitol Ave., along a jeep trail on the south side of the railroad embankment. Comment
  UCD40554  Dittrichia graveolens A. M. Shapiro 2003-12-3 s.n. Yolo U.C. Davis campus, about 20 meters northwest of the Rec Pool Lodge. 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
  SEINET5743810 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  UC1116672  Downingia bicornuta var. bicornuta Beecher Crampton 1960-5-9 5501 Yolo 1.25 mi sw Saxon Station Comment
  UCD144778  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC1220997  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mi s Saxon Station (junction of county roads 106 and 38) Comment
  UCD21396  Downingia insignis J. Shepard 2001-5-6 440 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD21397  Downingia insignis J. Shepard 2001-5-6 441 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD21425  Downingia insignis J. Shepard 2002-4-18 521 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road -to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD34230  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  RSA654052  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Comment
  UCD33963  Downingia ornatissima var. eximia Beecher Crampton 1975-5-23 9201 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCR178857  Downingia ornatissima var. ornatissima Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCD144784  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164892  Downingia pulchella Henry House 1995-5-3 1995- 3 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD54989  Downingia pulchella C. Heiser; W. Russell 1947-5-3 s.n. Yolo Under Yolo Causeway. 4 Comment
  UCD54993  Downingia pulchella R. H. Miller 1949-4-16 39 Yolo Near west end of Yolo Causeway. Comment
  UC635710  Downingia pulcherrima D. Tebbe 1930-4-5 140 Yolo near Woodland; Sacramento Valley Comment
  UCD98580  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass. Comment
  UCD98771  Dysphania chilensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg -- Sacramento River. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  UCD36445  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo Yolo County, 1 mile west of city of Winters. Comment
  UCD37709  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD60742  Echinochloa colona Beecher Crampton 1968-5-7 8258 Yolo UC - Davis Agronomy field. Weed about greenhouses. Comment
  CAS-BOT-BC197084  Echinochloa crus-galli John Thomas Howell; Gordon H. True 1967-6-11 42552 Yolo NW. of Woodland Comment
  CDA13138  Echinochloa crus-galli G. F. Hrusa 1996-6-24 13073 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  SBBG115364  Echinochloa crus-galli B. Crampton 1965-7-8 7449 Yolo ca. 8 mi NW of Knight's Landing Comment
  SBBG115365  Echinochloa crus-galli B. Crampton 1965-7-7 7440 Yolo ca. 8.2 mi W of Winters on Hwy 128, Putah Crk Cyn Comment
  SEINET241776 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 c Yolo 3 miles NW of Davis on County rd. 99 between roads 30 and 31. Comment
  SEINET242182 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b 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
  UCD32963  Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles W of Knight's Landing. Comment
  UCD60838  Echinochloa crus-galli Beecher Crampton 1957-9-16 4612 Yolo County Road 27, 8 miles northwest Davis. Comment
  UCD81613  Echinochloa crus-galli Collector Unknown 1925-6-10 s.n. Yolo Davis, University Farm. Comment
  UCR119161  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Sacramento Valley, 5.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  UCD60940  Echinochloa crus-pavonis Beecher Crampton 1964-7-28 7131 Yolo UC-Davis campus. Central Garage area. Comment
  UCD139526  Echinochloa esculenta Chuck Buckingham 1948-7-24 s.n. Yolo rice field east of the intersection of County Road 35 and 106A. 6 Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  CAS-BOT-BC445583  Echinodorus berteroi Thomas H. Kearney 1950-9-3 s.n. Yolo Flood bed of Putah Creek at Winters Comment
  UCD35257  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo 5 miles east of Davis. Comment
  HSC89863  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd. 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca 10 air mi. W of Woodland. 37 Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCR197966  Ehrharta panicea Beecher Crampton 1953-10-15 1687 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD114081  Elaeagnus angustifolia Beecher Crampton 1961-10-10 6026 Yolo 5 miles west of Davis, junction County Roads 32 and 95A. Comment
  UCD84359  Elatine rubella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD141690  Eleocharis macrostachya Ellen Dean; M. Taylor 2013-6-20 7802 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD55490  Eleocharis macrostachya J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 654 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  SEINET8820835 Image available Eleocharis macrostachya Margery Twining 1964-5-20 31 Yolo County Road 101A, .5 mi N of County Road 31, N of Davis Comment
  UCD32820  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Yolo County, UC Davis campus, baseball diamond. Comment
  UCD61271  Eleusine indica Beecher Crampton 1952-9-30 852 Yolo Davis. Comment
  UCD61272  Eleusine indica Beecher Crampton 1957-8-19 Yolo Davis. Agronomy Division Grass Garden. Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD61907  Elymus glaucus R. Tofsrud 1951-1 Yolo Agronomy Division Grass Garden, Davis. Comment
  SEINET240099  Elymus glaucus subsp. virescens Beecher Crampton 1961-6-28 T.O. 2794 Yolo UC Davis agronomy experimental area, plant introduction nursery, row G-96; planted from seed obtained from B. Crampton. 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
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  SACT001157  Elymus triticoides 1925-6-15 Yolo no determiner/collector listed. Comment
  SBBG115723  Elytrigia repens B. Crampton 1962-5-4 6401 Yolo city of Davis, Southern Pacific Railroad Stn Comment
  UCD14590  Epilobium David S. Wilson 1985-8-27 s.n. Yolo Davis, at the Calvin Cassel Ranch, north of the tank house, on Sycamore North, just behind the Davis Christian Assembly. Comment
  UCD105365  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12970 Yolo Sacramento Valley: along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland. 43 Comment
  UCD80945  Epilobium brachycarpum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5348 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
  UCD37037  Epilobium campestre Beecher Crampton 1956-7-13 3706 Yolo Yolo Bypass. Comment
  UCD55494  Epilobium campestre J. Shepard 2004-6-13 668 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  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
  UCD73101  Epilobium canum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4894 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On west side of Bray Canyon. 100 Comment
  UCD38279  Epilobium canum Beecher Crampton 1952-10-27 896 Yolo Creek bank leading into Putah Creek, 5 miles west of Winters. Comment
  RSA96671  Epilobium canum subsp. canum Percy C. Everett, E. K. Balls 1954-10-19 20367 Yolo Cache Creek, 5.8 miles NW of Rumsey on Highway 16 to Madison 152 Comment
  UCD34064  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD33959  Epilobium cleistogamum Beecher Crampton 1975-5-23 9197 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD33972  Epilobium cleistogamum Beecher Crampton 1975-6-11 9211 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UC762770  Epilobium foliosum R. F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey-Arbuckle Rd. Comment
  UCD135505  Equisetum laevigatum Cay Collette 1975-5-17 16 Yolo Knight's Landing, along Sacramento River. 15 Comment
  UCD40550  Equisetum laevigatum Collector Unknown 1974-4-27 114 Yolo 1/2 mi. northeast of Guinda riverbed in Cache Creek. 121 Comment
  SEINET9352879  Eragrostis Unknown 1976-9-9 Yolo Davis 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
  UCD37753  Eragrostis cilianensis Beecher Crampton 1961-10-25 6032 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCD62949  Eragrostis cilianensis Beecher Crampton 1952-9-24 842 Yolo UC Davis. Comment
  UCD62986  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo Along County Road 27, 6 miles northwest of Davis. Comment
  UCR106834  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Hwy 113 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
  HSC11492  Eragrostis curvula William J. Ferlatte 1970-11-13 1322 Yolo 2 mi. N of Woodland on I-5 Comment
  HSC9764  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi. NW of Woodland Comment
  SBBG32316  Eragrostis curvula L. S. Rose 1967-6-11 67101 Yolo 2 mi NW of Woodland Rd 6 Comment
  SJSU3777  Eragrostis curvula C. W. Sharsmith 1963-6-15 7081 Yolo Sacramento Valley c. 1 mi S of Dunnigan Comment
  UCD62987  Eragrostis curvula Beecher Crampton 1974-5-7 9049 Yolo 1 mile east of Winters. Along on - ramp Interstate Hwy. 5 north to Redding. 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
  UCD63088  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo Yolo County, 4 miles south of Woodland, at junction of County Roads 98 and 25A. 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
  UCR151938  Eragrostis megastachya Beecher Crampton 1964-7-28 7132 Yolo Sacramento Valley, UC Davis campus, central garage 16 Comment
  SEINET4571589  Eragrostis mexicana B. Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. HWY 40 Comment
  CAS-BOT-BC242653  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo City of Davis, University of California campus Comment
  UCD37826  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-11-15 6079 Yolo Yolo County, city of Davis, University of California campus, around parking area and greenhouse north of Robbins Hall. Comment
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. Comment
  UCD64025  Eragrostis mexicana subsp. virescens A. A. Beetle 1942-10-1 1897 Yolo Davis. Comment
  UCD63434  Eragrostis minor Collector Unknown 1942-9-1 Yolo Davis, Davis Farm. Comment
  UCD64542  Eragrostis pectinacea Collector Unknown 1942-9-1 Yolo 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-BC242654  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo City of Davis, University of California Agronomy Plots Comment
  UCD64464  Eragrostis pectinacea var. pectinacea J. M Tucker 1981-7-22 4460 Yolo University of California, Davis, campus, southeast corner of Wellman Hall. Comment
  UCR246496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo Sacramento Valley, 4 mi east of city of Davis, along US Hwy 40 Comment
  SEINET4571552  Eragrostis poaeoides B. Crampton 1967-10-16 8217 Yolo U.C. Davis agronomy field Comment
  SEINET242003  Eragrostis polytricha Beecher Crampton 1954-6-29 T.O. 1764 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET11695839  Eremopyrum orientale Unknown 1965-4-30 T.O. 3259 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD65679  Eremopyrum triticeum Beecher Crampton 1963-4-29 Yolo UC Davis Campus, Agronomy Experimental Area. Row G 11-13. Comment
  UCD151019  Erigeron bonariensis D. S. Park 2010-5-28 99 Yolo UCD, east of Science Lecture Bldg. 10 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
  UCD159454  Erigeron canadensis D. S. Park 2010-8-5 209 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD58075  Erigeron foliosus Ellen Dean; K. Mawdsley 2007-4-6 3614 b Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Near Loop Road. 459 Comment
  UCD59391  Erigeron foliosus Ellen Dean; Kate Mawdsley 2007-6-8 3865 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, along loop road. 462 Comment
  UCD38519  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis Campus. Comment
  CAS-BOT-BC278501  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo Along County Road 29, about 5 miles northwest of Davis Comment
  SBBG116112  Eriochloa contracta B. Crampton 1969-10-30 8529 Yolo ca. 4 mi W of Davis at jct of Rds 31 and 97 Comment
  UC1116690  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo University of California Davis, agronomy plots University of California Davis Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  POM65502  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey. Comment
  UC449880  Eriodictyon californicum W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UCD149378  Eriodictyon californicum Trongren 1956-1 s.n. Yolo Dunnigan foothills. 184 Comment
  UCD15599  Eriodictyon californicum Lisa Montany 1985-5-4 14 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  SEINET12350272  Eriodictyon californicum Unknown 1998-6-4 22 Yolo 4 mi W of Winters on Hwy 128, 0.5 m W of road 140 Comment
  SEINET3000771  Eriogonum dasyanthemum Rivina Beans 1913-10-9 s.n. Yolo Guinda Comment
  UCD20906  Eriogonum dasyanthemum N. Nicola 2001-10-14 134 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD32792  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Yolo County, 2 miles west of winters. Comment
  UCD20838  Eriophyllum lanatum N. Nicola 2001-5-4 54 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  POM51572  Eriophyllum lanatum var. achilleoides Roxana Stinchfield 1916-6-25 316 Yolo Buckeye Creek, near mouth. Comment
  RSA695586  Eriophyllum lanatum var. achilleoides Keith E. Hoffmaster 1939-4-26 935 Yolo Putah Canyon. Comment
  UCD132198  Eriophyllum lanatum var. achilleoides Joseph M. DiTomaso 1976-4-9 405 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 121 Comment
  UCD81010  Eriophyllum lanatum var. achilleoides Jose-Luis Rayas; with PLB 102 students 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. West side of canyon. 86 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
  UCD58034  Erodium botrys Ellen Dean; K. Mawdsley 2007-4-6 3573 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
  SEINET8526772  Erodium botrys G. Cook 1959-3-27 10 Yolo Collected 2 miles east of Davis, found along highway 99 W 15 Comment
  UCD103028  Erodium botrys Beecher Crampton 1959-4-7 5156 Yolo Davis, along railroad. Comment
  UCD81022  Erodium brachycarpum Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5364 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
  UCD103119  Erodium brachycarpum B. Crampton 1953-4-27 1137 Yolo Along railroad, 1 mile north of Winters. Comment
  SFV1981  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Sacramento Valley Beside road along railroad to Woodland, about 1 mile north of Davis. 15 Comment
  SFV8507  Erodium cicutarium R. T. Stahmer, Jr. 1972-4-3 14 Yolo Sacramento Valley Davis. Next to Castillian Apartments on Wake Forest Drive. 18 Comment
  UCD103143  Erodium cicutarium Collector unknown 1925-6-3 1687 Yolo Causeway. Comment
  UCD103164  Erodium cicutarium Edward J. Hall 1951-3-22 2 Yolo 1 mile east of Cannon Ball, Putah Canyon. Comment
  UCD21363  Erodium cicutarium J. Shepard 2001-3-16 399 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. 12 Comment
  HSC8491  Erodium cicutarium M. Dole 1963-4-7 1 Yolo 1 mi. S of Hwy. 40 on Rd. 104 Comment
  RSA696385  Erodium cicutarium Keith E. Hoffmaster 1941-3-15 997 Yolo University campus, Davis. Back of heating plant, campus not crowded. Comment
  UCD103166  Erodium cicutarium J. Hardison 1989-5-11 129 Yolo Davis, near intersection of Hutchinson Dr. and Campbell Rd. Comment
  UCD82324  Erodium cicutarium Robin McMaster 1973-4-15 312 Yolo 3 mi NW Rumsey on Hwy 16. 152 Comment
  UC1040704  Erodium macrophyllum Beecher Crampton 1955-5-12 2773 Yolo 7.5 mi w Davis (Wm. Moon Ranch) Comment
  UCR237638  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 A 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
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  UCD103265  Erodium moschatum James E. Pallas Jr. 1957-3-13 3 Yolo Southwest corner of Third and C Streets, Davis. Comment
  UCD114816  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD55509  Eryngium J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 655 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD82169  Eryngium aristulatum J. Shepard 2001-3-16 391 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 DOD fence, thence south about .1 mi. 12 Comment
  UC874909  Eryngium aristulatum var. aristulatum John Thomas Howell 1934-6-17 12248 Yolo 5 mi. s.w. Woodland Comment
  SBBG82133  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi W of the Sacramento River 4 Comment
  JEPS114044  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch Comment
  UCD23210  Eryngium jepsonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD136713  Eryngium oblanceolatum Robbins; Norton Date Unknown 826 Yolo West of Davis. Comment
  UCD81556  Eryngium vaseyi W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET5729534 Image available Erysimum capitatum Robert A. Christison 1960-1 35 Yolo 0.5 miles past Boy Scout cabin on Highway 16.; Davis 46 Comment
  UCD115002  Erysimum capitatum var. capitatum Jack Maze 1963-3-8 9 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  UCD94050  Eschscholzia caespitosa Shannon M. Still 2006-3-23 56 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 53 Comment
  UCD94054  Eschscholzia caespitosa Shannon M. Still 2006-3-23 61 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 76 Comment
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  UCD95248  Eschscholzia caespitosa D. C. Finfrock 1950-3-26 8 Yolo Putah Canyon. Comment
  CAS-BOT-BC402937  Eschscholzia californica Alice Eastwood 1927-3-28 14243 Yolo Near Winters Comment
  UCD13319  Eschscholzia californica Bill Chally 1989-5-26 14 Yolo Yolo Co. Stebbins Reserve, W of Winters, along hwy 128. T8N, R2W, Sect. 29, SE 1/4. Elev. 440 ft. 134 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
  UCD94058  Eschscholzia californica Shannon M. Still 2006-3-23 65 Yolo California. Yolo County: North side of Co. Rd. 19. 38 Comment
  UCD95346  Eschscholzia californica M. Wiesendanger 1927-4-29 s.n. Yolo Capay. Comment
  CAS-BOT-BC402935  Eschscholzia californica W. D. Hamilton 1946-3-24 s.n. Yolo Davis Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  SEINET5718778 Image available Eschscholzia californica Yee Verna 1974-1 29 Yolo East Eighth Avenue at Pole Line Road, Davis.; Davis Comment
  CAS-BOT-BC419482  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters Comment
  UCD34199  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD95364  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD94128  Eschscholzia palmeri Shannon M. Still 2007-8-1 182 Yolo California. Yolo County: UC Davis campus. Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 Comment
  UCR246743  Eucalyptus camaldulensis G. D. Barbe, G. Fred Hrusa 1980-4-3 2569 Yolo east of Road 91B and south of Hwy I-5, between Zamora and Dunnigan Comment
  UCD151231  Eucalyptus polyanthemos Ellen Dean; Whitney Krupp 2015-2-9 8585 Yolo University of California at Davis campus. Vicinity of the soccer field north of Kleiber Hall Drive, near large parking lot. Near NE corner of the soccer just SE of bicycle circle, adjacent to new BOG plantings and the Mann Laboratory. 15 Comment
  UCD142403  Euphorbia marginata Beecher Crampton 1977-11-16 s.n. Yolo Davis. Comment
  UCD33828  Euphorbia nutans Beecher Crampton 1973-7-11 8978 Yolo Davis, Eureda Ave. south of West 8th street. Comment
  UCD33840  Euphorbia nutans Beecher Crampton 1973-9-12 9000 Yolo Davis. Comment
  CDA33556  Euphorbia oblongata Jenni King 2010-5-21 PDR# 1520110 Yolo Near Woodland at intersection of County Road 25A and County Road 99 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
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  SEINET12515079 Image available Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis Comment
  SFV2094  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo Sacramento Valley Davis. University of California Davis campus. Landscape Gardening lathhouse. Comment
  SFV8777  Euphorbia peplus K. Beatty 1960-3-27 s. n. Yolo Sacramento Valley Davis. Garden at 613 Russell Blvd. 15 Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142477  Euphorbia peplus Alice Warrick 1979-5-19 27 Yolo Davis. East side of E St. ca. 100 feet north of 2nd St. 13 Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UC638789  Euphorbia spathulata Ethel Crum 1938-5-7 1983 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range 152 Comment
  UCD146835  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39939  Fagopyrum tataricum Beecher Crampton 1964-11-18 s.n. Yolo UC Davis Campus. Comment
  SEINET4560674  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2012-1 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
  UCR212295  Festuca myuros var. hirsuta Ellen Dean, Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4894 A Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Montecello Dam; west side of Bray Canyon 101 Comment
  UCR257211  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20522 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
  UCD66386  Festuca rubra D. C. Sumner 1956-5-25 Yolo Agronomy Division Grass Garden, Davis. Comment
  UCD39880  Ficus pumila Beecher Crampton 1973-10-19 s.n. Yolo UC Davis campus; main library. Comment
  SEINET9334052  Foeniculum vulgare Unknown 1988-8-20 18612 Yolo Surely one of the most common weeds of Northern California; along Putah Creek beside CA 128, below Berryessa Lake, at Fishing Area #5. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD59387  Frangula californica Ellen Dean; Kate Mawdsley 2007-6-8 3861 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 577 Comment
  UCD35419  Frankenia salina Beecher Crampton 1956-7-13 3711 Yolo Yolo bypass. 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
  UCD73033  Frankenia salina Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4914 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD18520  Fraxinus June McCaskill and J. M. Tucker 1957-8-30 540 Yolo city of Davis, 1 mi. west of UC Davis campus, just west of University Airport, northwest of Bee House, on Stralock Farms. Comment
  UCD73093  Fraxinus dipetala Ellen Dean; Plant Biology 102 students 2008-4-6 4716 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 near old road cut that ascends slope. 82 Comment
  UCD141672  Fraxinus latifolia Ellen Dean; M. Taylor 2013-6-18 7795 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
  RSA700903  Fraxinus oregona Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon. Comment
  UCD67992  Fremontodendron californicum M. Thibodeau 1995-4-20 12 Yolo University of California, Davis campus, West side of King Hall. Comment
  SEINET6947381  Fremontodendron californicum J. B. Taft 1988-8-18 535 Yolo University of California, Davis campus. Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  UCD139659  Fritillaria agrestis J. M. Tucker 1955-3-13 2759 a Yolo ca. 3 miles northeast of Davis. Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  UCD164873  Galium aparine Henry House 1995-5-23 1995- 16 Yolo Davis. 15 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
  JEPS52649  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 Yolo 1 mi se Colusa Co. line (along Hwy 16); Cache Creek 182 Comment
  UC1562739  Galium porrigens var. tenue Barbara Ertter with Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16 (e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca 5 air mi wsw of Rumsey) 731 Comment
  RSA518634  Galium porrigens var. tenue Barbara Ertter, Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  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
  UCD20551  Garrya elliptica Pat Sullivan 1981-1-30 HN 6 Yolo Davis, UC Davis. Comment
  UCD21290  Gastridium phleoides J. Shepard 2000-5-8 229 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 the south side. Growing in rectangular depressed area on south side of road. 12 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
  RSA696389  Geranium dissectum Keith E. Hoffmaster 1939-4-26 945 Yolo Putah Canyon. Comment
  RSA789881  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCR198125  Geranium dissectum S. Olmsted, M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 02 Yolo UC McLaughlin Reserve, 1 mi north of Knoxville as the crow flies, 300 m east of an old dirt road tht intersects the Yolo/Napa Co line 640 Comment
  CDA23033  Geranium molle D. G. Kelch 2008-2-29 08 .016-B Yolo Winters. USDA Germplasm Center. 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
  UCR196285  Gilia capitata subsp. staminea Christopher M. Bronny 2008-4-4 s.n. Yolo Central Valley, West Sacramento, land-side toe of levee on South River Road. River Mile 57.2 7 Comment
  UCD117959  Gilia tricolor R. H. Miller 1949-3-27 7 Yolo North hillside at east entrance to Putah Canyon. Comment
  RSA0054883  Gilia tricolor Keith E. Hoffmaster 1946-3-29 1213 Yolo Putah can. Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UCD117946  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo 5 miles west of Winters. Comment
  UC917128  Gilia tricolor subsp. tricolor R. H. Miller 1949-3-27 7 Yolo at e entrance Putah Canyon; e entrance to Putah Canyon Comment
  SEINET11056142 Image available Gleditsia triacanthos June McCaskill 1957-9-3 541 Yolo In lawn on north side of Hughes Hall, University of California, Davis Comment
  UCD105759  Glycine max B. Crampton 1958-6-23 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD105808  Glycyrrhiza lepidota D. H. Hartmann 1941-8-10 s.n. Yolo 10 mi. N. of Woodland on #24. Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  RSA695588  Gnaphalium palustre Keith E. Hoffmaster 1946-4-13 1046 Yolo Putah Canyon Comment
  UCD131657  Grindelia camporum Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD73121  Grindelia camporum Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  SEINET3139961  Grindelia hirsutula M. P. Dunford 1959-9-11 529 Yolo 1/2 mi W of W end of Yolo Causeway Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UCD81056  Hainardia cylindrica Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5592 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
  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
  UCD36458  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UC735729  Heliotropium curassavicum Charles B. Heiser Jr. 1947-6-1 1925 Yolo R.R. right-of-way Davis Comment
  RSA771185  Heliotropium curassavicum var. oculatum Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UCD119451  Heliotropium curassavicum var. oculatum M. I. Wibawa 1996-6-2 38 Yolo Putah Creek Reserve, 200 yds W of Old Davis Rd. 17 Comment
  RSA97981  Heliotropium curassavicum var. oculatum H. E. Cott 1949-6-5 A- 133 Yolo At Winters Mouth of Putah Canyon. Comment
  UCD33994  Heliotropium curassavicum var. oculatum Beecher Crampton 1975-7-7 9236 Yolo Yolo County, Davis, F st. adjacent to little league baseball diamond. Comment
  CAS-BOT-BC309973  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2593 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  CAS-BOT-BC309975  Hemizonia congesta subsp. luzulifolia A. A. Heller 1940-9-16 15837 Yolo Between Zamora and Dunnigan, along U. S. Highway #99W Comment
  JEPS81969  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD133001  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD21336  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-7-9 327 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, almost to Dept. of Defense property line, thence south along narrow track. 12 Comment
  UCD35196  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1953-9-30 1627 Yolo 1.5 miles northeast of Davis. Comment
  UCD56696  Hemizonia congesta subsp. luzulifolia Ellen Dean 2006-10-27 3305 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
  UCR178858  Hemizonia congesta subsp. luzulifolia Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  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
  POM215221  Hemizonia pungens subsp. pungens D. D. Keck 1933-10-28 2591 Yolo 0.5 mile E of Yolo Causeway, 3 miles W of Sacramento River. Comment
  CAS-BOT-BC388515  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Davis Comment
  JEPS29502  Hesperevax acaulis var. robustior R. F. Hoover 1938-4-23 3188 Yolo grade on Rumsey-Arbuckle Road 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
  UCD23205  Hesperevax caulescens A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD41140  Hesperolinon californicum N. Nicola 2002-5-16 219 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  CAS-BOT-BC143615  Heteromeles arbutifolia Roxana Stinchfield 1916-6-26 356 Yolo Along Buckeye Creek, D'Oyly Ranch Comment
  UC466687  Heteromeles arbutifolia W. P. Taylor 1912-6-26 Yolo Rumsey , Cache Creek (along Cache Creek) 152 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
  UCD33889  Heterotheca grandiflora Beecher Crampton 1975-1-20 9104 Yolo north of Elkhorn Bridge over Sacramento river, on Hwy 5. Comment
  UCD35254  Heterotheca oregona Beecher Crampton 1954-9-9 2267 Yolo 2 miles west of Winters. Comment
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  UCD115094  Hirschfeldia incana Cay Collette 1975-5-31 18 Yolo Knight's Landing. Rip-rapp, along levee roadside-Sacramento River. 15 Comment
  UCD115130  Hirschfeldia incana P. B. Kennedy Date unknown s.n. Yolo Univ. Farm - Davis. Comment
  UCD38255  Hirschfeldia incana Beecher Crampton 1953-8-18 1597 Yolo Davis. Comment
  UCD84838  Holcus lanatus A. A. Beetle 1944-5-20 1985 Yolo Davis, University of California, perennial legume garden, Agron. Fields. 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
  SBBG115384  Hordeum depressum B. Crampton 1985-4-10 9913 Yolo ca. 3.5 mi SE of Woodland 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
  UCD36515  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 miles north of city of Davis. Comment
  UCD37293  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo City of Davis, Southern Pacific Railroad Station. Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD37596  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD80902  Hordeum depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5306 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD85595  Hordeum depressum A. A. Beetle 1946-4-15 4375 Yolo Woodland airport. Comment
  UCD85602  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  SEINET218336 Image available Hordeum leporinum C. Wray 1964-5-2 28 Yolo Putah Creek bank near Primate Center and sewage treatment plant University of California-Davis Comment
  CDA2197  Hordeum marinum subsp. gussoneanum T. C. Fuller 1958-5-2 3959 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  HSC10170  Hordeum marinum subsp. gussoneanum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  UCD147293  Hordeum marinum subsp. gussoneanum Carol W. Witham 2003-4-7 904 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36158  Hordeum marinum subsp. gussoneanum Beecher Crampton 1953-3-16 1007 Yolo 3 miles north of city of Davis, on pullout embankment at side of railroad. Comment
  UCD85801  Hordeum marinum subsp. gussoneanum A. A. Beetle 1946-4-15 4374 Yolo Woodland airport. Comment
  UCD164512  Hordeum murinum Craig Thomsen 2006-5-4 2690 Yolo Camp Haswell County Park. At edge of large turnout, just west of Hwy 16. 137 Comment
  UC1151612  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Davis Comment
  UCD37786  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Davis, Vacant lot on eastern side of B Street between 1st and 2nd Streets. Comment
  UCD37788  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Davis. Comment
  UCD58038  Hordeum murinum subsp. glaucum Ellen Dean; K. Mawdsley 2007-4-6 3577 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
  UCD80905  Hordeum murinum subsp. glaucum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5309 Yolo 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
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  CAS-BOT-BC284913  Hordeum murinum subsp. leporinum W. D. Hamilton 1946-4-1 s.n. Yolo Davis Comment
  RSA734063  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo UCD. campus. Dormitory-orchard area. Comment
  UCD147294  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
  UCD19443  Hordeum murinum subsp. leporinum J. Shepard 2000-2-18 36 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
  UCD21401  Hordeum murinum subsp. leporinum J. Shepard 2001-5-6 445 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 miles along unpaved entrance road, on the north side. Growing in the Soaring Society field. 12 Comment
  UCD85932  Hordeum murinum subsp. leporinum Bradford Bearce 1965-4-11 24 Yolo Davis. Little League Ball Park. SW corner of County Road 31 and H St. Comment
  UCR151941  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo Sacramento Valley, UC Davis campus, dormitory-orchard area 16 Comment
  UCD14597  Hordeum stebbinsii Wendy Weber 1989-6-10 22 Yolo Davis, at the east end of Loyola Road, 1/4 mile north along a drainage ditch, near 'Anderson Ranch. 13 Comment
  SEINET242457 Image available Hordeum vulgare Beecher Crampton 1986-12-3 T.O.s.n. Yolo CULTIVATED; UC Davis Campus, Agronomy Experimental Area Comment
  UCD86533  Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Edge of a Milo field. Comment
  UCD94039  Hunnemannia fumariifolia Shannon M. Still 2006-3-31 19 Yolo California. Yolo County: UC Davis campus on south side of Storer Hall. 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
  CAS-BOT-BC324751  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., margin of flood plain of Putah Creek Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD143938  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 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 on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  UCD15686  Juglans hindsii David Uyeno 1989-6-4 7 Yolo Off Covell Blvd., Davis. 22 Comment
  UC1543158  Juncus balticus Charlotte G. Nast 1936-4-17 133 Yolo n of Davis (Woodland highway) Comment
  SEINET6333695  Juncus bufonius B. Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  UCD141755  Juncus patens H. A. Borthwick 1925-5-25 1797 Yolo Putah Canyon. Comment
  UCD20745  Juncus patens E. Dean; with M. Bibbo 2002-7-5 1150 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD56694  Juncus patens Ellen Dean 2006-10-27 3303 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
  UCD59374  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3849 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. Immediately north of berm. 627 Comment
  UCD21055  Juncus uncialis Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 235 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD59395  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3868 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
  SEINET11070501  Juniperus oxycedrus A. T. Leiser 1984-3-18 s.n. Yolo Clarksburg Community Church, Clarksburg. Comment
  SEINET11740923  Juniperus oxycedrus A. T. Leiser 1984-3-18 s.n. Yolo Clarksburg, Clarksburg Community Church Comment
  UCD160038  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Clover Valley, where chaparral comes close to the road, past Seabloom Meadow. 457 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
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  RSA537637  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of Gravel pits 1.5 mi N of Madison, ca 10 air miles W of Woodland, Sacramento Valley. 37 Comment
  SD133967  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley 36 Comment
  UCD123849  Kickxia elatine A. S. Crafts 1926-7-8 485 Yolo University Farm Campus, Davis. Comment
  UCD144332  Kickxia elatine G. F. Hrusa 1998-8-15 14766 b Yolo Tule Canal, 1/4 N of Highway 16. Comment
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCD123850  Kickxia elatine Beecher Crampton 1964-7-29 s.n. Yolo UC Davis Campus, Agronomy Field. Comment
  UCD123853  Kickxia elatine H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  CAS-BOT-BC180846  Kochia scoparia June McCaskill; Katherine Onaga 1960-9-29 609 Yolo Beside railroad maintenance crew shack, behind Boy Scout Cabin at 1st Street and Richards Boulevard, Davis Comment
  SEINET5727867 Image available Kochia scoparia Bryant Washburn 1981-1 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis.; Davis 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
  UC91982  Lactuca sativa J. W. Blankinship 1892-9-7 Yolo Woodland Comment
  CDA5613  Lactuca serriola A. S. Crafts 1926-7-8 417 Yolo University Farm Campus, Davis. 0 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
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UCD32804  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo 5 miles east of Davis, banks of irrigation ditch for rice fields. Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  POM53164  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo Cache Creek canyon Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD133634  Lagophylla ramosissima Collector Unknown 1925-6-3 s.n. Yolo Causeway. Comment
  CAS-BOT-BC341454  Lagophylla ramosissima Mabel Wiesendanger Phillips 1925-6-3 s.n. Yolo Causeway Comment
  SFV3167  Lamium amplexicaule E. B. Risley 1961-3-19 135 Yolo Capay Valley. North of Brooks on Highway 16. 90 Comment
  UCD149348  Lamium amplexicaule W. M. Herms 1949-3-10 s.n. Yolo Putah Canyon. 60 Comment
  UCD41022  Lamium amplexicaule Carol W. Witham 2003-4-11 952 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA695578  Lasthenia Keith E. Hoffmaster 1940-4-28 953 Yolo Davis, 2 mi. north. Comment
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  UCD35472  Lasthenia californica subsp. californica Beecher Crampton 1957-4-23 3950 Yolo Yolo County; 3 miles northeast of Davis. 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
  UC1543154  Lasthenia fremontii Charlotte G. Nast 1936-3-29 91 Yolo Woodland highway n Davis Comment
  UCD21372  Lasthenia fremontii J. Shepard 2001-3-23 412 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Growing in the more northerly of two main vernal pools along the Department of Defense property fence. 12 Comment
  UCD21398  Lasthenia fremontii J. Shepard 2001-5-6 442 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD80829  Lasthenia fremontii Ellen Dean 2009-3-22 5286 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
  UCD82192  Lasthenia fremontii J. Shepard 2004-4-4 661 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 10 yards west of Department of Defense fence, thence south about 500 yards to swale of large vernal pool straddling fence. 12 Comment
  UCR118990  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Sacramento Valley, 3 miles southeast of Woodland. 15 Comment
  UCD33788  Lasthenia glaberrima Beecher Crampton 1973-4-16 8917 Yolo 1 mile SW of Saxon Station. Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  CAS-BOT-BC352792  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  JEPS35384  Lasthenia glabrata subsp. glabrata W. L. Jepson 1940-5-17 19927 Yolo 7 mi e Davis Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands Comment
  UCD133769  Lasthenia glabrata subsp. glabrata Collector unknown 1925-5-21 1636 Yolo Yolo Causeway. Comment
  UCD144442  Lasthenia glabrata subsp. glabrata Carol W. Witham 2003-4-7 877 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  POM312516  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs, S. Galen Smith 1951-4-2 1915 Yolo Along Hwy 40, between Yolo Causeway and Davis. Comment
  UC1543153  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland hwy n Davis Comment
  UC1543156  Lasthenia platycarpha Charlotte G. Nast 1936-4-17 128 Yolo Woodland hwy n Davis Comment
  UCD133879  Lasthenia platycarpha K. Esau 1937-5-18 s.n. Yolo highway between Davis and Woodland. Comment
  UCD106250  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD106254  Lathyrus jepsonii var. californicus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD21527  Lathyrus odoratus J. Shepard 2003-3-27 597 Yolo City of Davis, Fifth St. Community Garden. Comment
  UCD82082  Lathyrus vestitus Robin McMaster 1973-4-15 310 Yolo 3 mi NW Rumsey on Hwy 16. Comment
  UCD96941  Lathyrus vestitus var. vestitus Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7005 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon. Comment
  UCD18397  Laurus J. McCaskill and B. Kasapligil 197_? s.n. Yolo city of Davis, NE corner of 3rd and G Sts. Comment
  CHSC79240  Lavandula dentata Richard E. Tanner 1955-3-6 4 Yolo South side, Student Health Center, California Ave., U. C. campus, Davis. Comment
  UCD133947  Layia chrysanthemoides P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  RSA695574  Layia chrysanthemoides Keith E. Hoffmaster 1946-4-19 1052 Yolo 3-4 miles N of Davis. Comment
  POM302059  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, at Davis. Comment
  UC1254519  Leersia oryzoides Alan A. Beetle 1945-9-28 4033 Yolo Putah Creek, at Davis Putah Creek; Davis, Putah Creek Comment
  UCD36461  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo Yolo County, 1/2 mile northwest of Knights Landing. Comment
  UCR119082  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Sacramento Valley, City of Davis, along Putah Creek. 15 Comment
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  UCD120207  Lepidium acutidens Ellen Dean 2012-4-19 7322 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD115221  Lepidium acutidens Robert E. Preston 1996-3-23 909 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  CAS-BOT-BC88748  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD115262  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115272  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  CAS-BOT-BC88880  Lepidium chalepense M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  JEPS105143  Lepidium dictyotum var. acutidens Dean W. Taylor 1995-3-17 14766 Yolo ca. 100 m SE junction Road 102 and Road 25 (site is 6 miles N of Davis) Comment
  RSA388902  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD115350  Lepidium didymum I. L. Eaks 1951-5-2 41 Yolo By Botany greenhouse, University of California, Davis. Comment
  UCD115357  Lepidium didymum Walter Russell 1947-3-22 17 Yolo Yard at 216 D Street, Davis. Comment
  CAS-BOT-BC89247  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UC1607602  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
  CAS-BOT-BC89745  Lepidium latifolium Margaret K. Bellue 1946-11-1 s.n. Yolo Lisbon District. Comment
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC89806  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 miles northeast of Davis. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  HSC6847  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  OBI59420  Lepidium latipes L. R. Heckard & J. C. Hickman, J. C. Hickman 1982-4-7 5828 Yolo At corner of rd 25A and rd 103, ca 3 mi SE of woodland Comment
  UCD144462  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
  UCD21040  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 226 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, UTMs: 10S0615920; 4255225. 2 Comment
  UCD21044  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 230 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD21051  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 231 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD23190  Lepidium latipes A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD84330  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo Putah Canyon. 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
  UCD21203  Lepidium nitidum J. Shepard 2000-2-28 57 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. North of parking lot, in archery range between rows of trees, open. 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
  UCD115777  Lepidium nitidum Roy Y. Berg 1965-2-28 RYB 8375 Yolo County Rd. 101A (extending N from H-Street along railroad tracks), 0.7 miles N of intersection with county Rd. 31. Between road and railroad track. Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD115825  Lepidium nitidum J. M. Tucker 1951-2-22 2029 Yolo ca. 1 mile north of Davis. Comment
  UCD21236  Lepidium nitidum var. nitidum J. Shepard 2000-4-9 119 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. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD82187  Lepidium nitidum var. nitidum J. Shepard 2004-3-7 629 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  UCR219524  Lepidium nitidum var. nitidum Jean V. Shepard 2004-3-7 629 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 to Dept. of Defense fence, and 50 yards south 12 Comment
  UCD115755  Lepidium oblongum Beecher Crampton 1977-5-31 9498 Yolo Davis, at the Davis Senior High School. Comment
  CDA34529  Lepidium oxycarpum R. A. Price 2010-4-9 1608 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
  UCD115768  Lepidium oxycarpum J. M. Tucker 1951-2-24 2037 Yolo Off Highway 99W, ca. 3 miles northwest of Davis. Comment
  UCD115864  Lepidium pinnatifidum A. M. Shapiro 1982-5-29 s.n. Yolo West Sacramento, just east of east levee of Yolo By-Pass. Comment
  UCD72512  Lepidium pinnatifidum Joe DiTomaso 2008-4-25 s. n. Yolo Woodland, Spring Lake Housing development. Comment
  UCD81058  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
  UCD41166  Lepidium sativum N. Nicola 2002-4-11 178 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  CAS-BOT-BC12895  Lepidium strictum Clarence R. Quick 1969-5-27 69 -10 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  CDA33313  Lepidium strictum V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Grassland Park; vernal pool area. 0 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
  RSA756434  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. 37 Comment
  SBBG33909  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi SW of Knights Landing 15 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
  UCD62857  Leptosiphon androsaceus Tavis Forrester; Plant Biology 102 students 2008-4-6 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD56765  Leptosiphon bicolor Ellen Dean; M. Bibbo 2007-3-23 3457 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. 646 Comment
  UCD72450  Leptosiphon bicolor Ellen Dean 2008-4-25 4873 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  RSA589924  Leptosiphon ciliatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7253 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD160095  Leptosiphon ciliatus Lauren Bradt 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. 117 Comment
  HSC17106  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD20546  Leptospermum rotundifolium A. T. Leiser 1981-5-4 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, can yard. Comment
  SEINET9320680  Lessingia virgata Unknown 1972-6-20 8816 Yolo Ca 3 mi SW of Brown's Valley, rolling, non-wooded plains, gravelly soil, common. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD141662  Leymus triticoides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7790 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
  UCD65607  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
  UCD86630  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCR225272  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD123832  Linaria dalmatica subsp. dalmatica Breckenridge; Kratville 2001-5-3 PDR 120457 7 Yolo along median of south-bound Interstate hwy 5, Woodland. Comment
  SEINET8190534 Image available Liriodendron tulipifera John Buckhouse 1965-5-23 43 Yolo Lawn area south of Dining Commons, University of California campus, Davis Comment
  UCD41167  Lithophragma bolanderi C. Holn 2002-4-10 171 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
  UCD36219  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UCD65611  Lolium A. A. Beetle 1942-6-1 3729 Yolo Davis. Comment
  UCD65612  Lolium Beecher Crampton 1959-6-10 5348 Yolo Along County Road 31, just north of Davis. Comment
  CAS-BOT-BC283566  Lolium multiflorum John Thomas Howell; Gordon H. True 1974-5-3 50331 Yolo About 7 miles N of Madison Comment
  CDA2229  Lolium multiflorum T. C. Fuller 1958-5-2 3950 Yolo Between freeway and railroad, 1 miles east of Davis. 0 Comment
  UCD36960  Lolium multiflorum Beecher Crampton 1956-5-31 3499 Yolo Yolo County, 2 miles west of city of Davis, on road to Winters, at 'Four Corners. Comment
  UCD66010  Lolium multiflorum Cay Collette 1975-5-10 12 Yolo Knight's Landing, approx. 25' from Sacramento River. 15 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
  UCD15541  Lolium perenne Lara Hawthorne 1989-6-3 15 Yolo Covell Rd, 6 miles east of Winters. 15 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
  UCD37679  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Yolo County, 3 miles south of city of Woodland, along County Road 27. Comment
  UCD66629  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo 3 miles S of Woodland. Comment
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  UCD47847  Lomatium californicum M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 17 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, S of road that goes from Soda Spring area to Rayhouse Rd. ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline 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. Ca. 1600 ft. Comment
  UCD47848  Lomatium californicum Ryan Knox; E. McDermott and G. Walden 2002-4-13 20 Yolo Yolo Co., 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. 490 Comment
  RSA0051241  Lomatium californicum Keith E. Hoffmaster 1946-4-13 1184 Yolo Putah can. Comment
  POM181947  Lomatium dasycarpum subsp. tomentosum Anonymous 1891-11-29 s.n. Yolo Rumsey, Copay Valley Comment
  RSA590200  Lomatium dasycarpum subsp. tomentosum Michael A. Vincent, Robert Rhode 1996-3-30 7258 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UC337576  Lomatium dasycarpum subsp. tomentosum unknown 1891-5-28 Yolo Capay Valley Comment
  UCD20012  Lomatium dasycarpum subsp. tomentosum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1227 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  SEINET197742  Lomatium utriculatum Amelie Blyth 1952-3-2 2 -3 Yolo About 2 miles west of Capay near Cache Creek Comment
  UC1441357  Lomatium utriculatum Joseph M. DiTomaso 1979-5-12 987 Yolo 3.9 mi. e. of Yolo-Colusa Co. line on rd. 128 below Lake Berryessa 76 Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD127722  Lomatium utriculatum James Arthur 1966-2-5 15 Yolo 3/4 mile east of Monticello Dam, State Highway 128. Comment
  UCD127795  Lomatium utriculatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo near bridge at entrance to Putah Canyon. Comment
  UCD69417  Lonicera japonica S. Quick 1996-5-19 14 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Twining shrub, roughly 2 meters tall. Flowers paired in axils, white, yellowing with maturity. 17 Comment
  UCD41108  Lotus corniculatus D. Lowry 2002-4-26 195 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey. Lowrey ranch, off Rd 41. Comment
  UCD73141  Lotus corniculatus Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR36546  Lotus corniculatus A. C. Sanders 1984-6-18 5054 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA0028967  Lotus humistratus Keith E. Hoffmaster 1939-4-26 936 Yolo Putah Canyon. Comment
  RSA0028968  Lotus humistratus Lois Weston 1942-4-24 1140 Yolo Putah Canyon. Comment
  RSA0028969  Lotus humistratus Keith E. Hoffmaster 1939-4-26 942 Yolo Putah Canyon. Comment
  CDA33724  Lotus purshianus D. G. Kelch 2010-6-3 10 .244 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UCD38770  Lotus tenuis Beecher Crampton 1958-6-5 4903 Yolo West Sacramento, edges of US Hwy. 40 freeway. Comment
  CDA36931  Lotus wrangelianus CDFA Staff Apr 1997 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 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
  UC917167  Lotus wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 mi n Rumsey; Cache Creek 167 Comment
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 1 Comment
  UCD66061  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 39 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 2 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
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Oct 13 2009
  UCD75888  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 105 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
  UCD75891  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 109 -LU Yolo USDA-ARS pond at 2705 Levee Road, Putah Creek-University of California, Davis Putah Creek Riparian Reserve. 15 Comment
  UCD41061  Ludwigia peploides subsp. montevidensis Carol W. Witham 2003-8-8 992 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA6775  Luffa acutangula D. H. Adams 1974-9-3 Yolo 1416 Claremont Drive, Davis. 0 Comment
  RSA735205  Lupinus Keith E. Hoffmaster 1939-4-15 921 Yolo Davis, 1 mi. north. Comment
  SEINET10451215  Lupinus albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5099 -B 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
  UC201926  Lupinus bicolor F. P. Nutting April, 1892 Yolo Knight's Landing Comment
  UCD107271  Lupinus bicolor P. B. Kennedy 1915-4-26 28 Yolo Davis. Comment
  UCD21382  Lupinus bicolor J. Shepard 2001-3-26 424 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Along southern boundary of County Road 36, almost 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD23475  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1. Comment
  UCD73603  Lupinus bicolor Ellen Dean; Elizabeth Goebel 2008-4-7 4733 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  HSC14785  Lupinus bicolor M. Dole 1963-4-9 21 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  HSC82438  Lupinus densiflorus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5098 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD21343  Lupinus formosus var. formosus J. Shepard 2000-9-17 341 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104), to County Road 35. In the northwest corner of the park, growing near a grove of trees planted in Spring 2000 (plant may have been incidentally irrigated). 12 Comment
  UCD108614  Lupinus microcarpus Beecher Crampton 1971-4-26 8679 Yolo 1/2 mile south of Saxon Station. Comment
  CDA30598  Lupinus microcarpus var. densiflorus M. Beyers 2010-4-3 328 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  SEINET2441062  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley: Capay Valley. Along CA-16, 1.5 miles west of Capay (Esparato 7.5'.). 70 Comment
  UC638711  Lupinus microcarpus var. densiflorus Ethel Crum 1938-5-7 1988 Yolo Cache Creek Canyon 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCR206281  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  CHSC79301  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD37585  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo 7 miles west of city of Davis, Moon Ranch. Comment
  UCD108836  Lupinus microcarpus var. microcarpus Beecher Crampton 1962-5-1 6365 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD36859  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  JEPS84537  Lupinus nanus John W. Willoughby 1977-3-27 1971 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86); Vaca Mountains, n of State Highway 128 60 Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD56697  Lupinus nanus Ellen Dean; M. Bibbo 2007-3-23 3390 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
  UCR119141  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo Sacramento Valley, 3.5 miles west of Winters along State Highway 128. 46 Comment
  UCR198143  Lupinus nanus Ellen Dean, Mark Bibbo 2007-3-23 3390 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD34394  Lupinus nanus Beecher Crampton 1982-3-8 9814 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 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
  RSA0003523  Lupinus subvexus A. A. Heller, H. E. Brown 1902-4-29 5415 Yolo Near Madison. Comment
  UCD33628  Lupinus subvexus Beecher Crampton 1971-4-26 8677 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  HSC2144  Lupinus succulentus J. V. Lenz 1946-3-29 Yolo Putah Canyon 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
  SBBG19582  Lupinus succulentus H. F. Copeland 1943-5-24 1592 Yolo E 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
  UCD109611  Lupinus succulentus B. A. Madsm 1925-3-29 s.n. Yolo Roadsides near Copoy. Comment
  UCD82153  Lupinus succulentus Jean Shepard 2000-4-1 109 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd. Comment
  RSA733863  Lycium barbarum Keith E. Hoffmaster 1946-8-4 1254 Yolo Davis Comment
  SEINET10637646  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 120 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780231  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 112 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780233  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 136 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10943325  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 113 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780226  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 73 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  CDA9375  Lycopus americanus G. F. Hrusa, J. Wheeler 2011-8-19 18442 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 7 Comment
  UC1619947  Lythrum californicum Barbara Ertter 1988-10-21 7991 Yolo ca. 10 airmiles w. Woodland (Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits 1.5 mi. n. of Madison); Sacramento Valley, Cache Creek 36 Comment
  UCD103020  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD19490  Lythrum hyssopifolia Terry Reedy 1974-5-7 200 Yolo 1/4 mile E of Davis boundary on County Road 32. 21 Comment
  CDA39090  Lythrum salicaria Bill Lyon 2013-7-16 PDR# 570 P0610587 Yolo Woodland; 0.4 mile north of bridge on Old River Road. Comment
  UCD16098  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  UCD20908  Madia elegans N. Nicola 2001-10-18 136 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCR206347  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14726 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UC638700  Madia gracilis Ethel Crum 1938-5-7 2003 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD168408  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9318 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. 121 Comment
  UCR226144  Madia gracilis Elaine Chow, Plant Biology 102 students 2008-4-6 003 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UC185752  Malacothamnus fremontii T. S. Brandegee 1899-10-20 Yolo Yolo Comment
  RSA518809  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut. 732 Comment
  UCD116609  Malva nicaeensis M. Ramos 1996-5-25 23 Yolo North side of Davis. 12 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
  RSA552156  Malva nicaeensis D. Charlton 1990-3-3 4164 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  SEINET5729251 Image available Malva nicaeensis William Schlack 1975-1 9 Yolo Road 102, 5 miles north of Covell Boulevard. 12 Comment
  UCD116614  Malva nicaeensis Howard S. Shellhammer 1959-5-2 32 Yolo On California Street directly across from south end of Haring Hall, University of California 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
  UCD41164  Malva parviflora N. Nicola 2002-4-4 159 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay, Barsotti farm. Comment
  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
  RSA262378  Malva parviflora W. F. Hackett 1960-3-21 8 Yolo Stralloch tract, University of California Davis. 15 Comment
  SEINET8893271  Malva parviflora G. Cook 1959-3-28 12 Yolo 3 miles E of Winter, adjacent to Hwy 128. 76 Comment
  UCD36089  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Yolo County, 1 mile north of Davis. Comment
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Jan 22 2008
  UCD41042  Malvella leprosa Carol W. Witham 2003-8-8 973 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35642  Malvella leprosa Beecher Crampton 1959-6-10 5342 Yolo Just north of Davis, along County Road 31. Comment
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Jan 22 2008
  UCD160368  Manihot esculenta Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall. Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  CHSC46938  Marah watsonii Robert A. Schlising 1965-3-20 2750 Yolo Along highway 16, 2.3 miles north of Rumsey, near Cache Creek. Comment
  UCD56741  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3433 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
  SEINET5729440 Image available Marah watsonii Bob Threlkel 1964-1 1 Yolo In oak woodland in foothills, Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey.; Rumsey 152 Comment
  SFV3176  Marrubium vulgare E. B. Risley 1961-4-9 162 Yolo North Coast Ranges Vaca Mountains. Putah Creek below Monticello Dam, west of Winters. 65 Comment
  UCD125031  Marrubium vulgare J. K. Couch 1995-5-26 26 Yolo Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  SEINET5734566 Image available Marrubium vulgare Mary Anne Brayton 1964-1 33 Yolo Along Hwy 128, 10 miles west of Winters.; Winters Comment
  POM25152  Marsilea vestita Roxana Stinchfield 1916-7-1 360 Yolo Mouth of Buckeye Creek. Comment
  UCD136572  Marsilea vestita subsp. vestita C. B. Heiser Jr. 1947-5-3 1908 c Yolo Under Yolo Causeway. Highway 99W. Comment
  CDA30607  Matricaria discoidea M. Beyers 2010-4-3 331 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCD134620  Matricaria discoidea Carol W. Witham 2003-4-7 898 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET9344120  Matricaria discoidea Unknown 1978-5-8 9581 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17, NE 1/4. Roadside UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD134605  Matricaria discoidea Jack A. Thiel 1955-5-27 s.n. Yolo Yolo Causeway, 6 miles east of Davis. Comment
  UCD134614  Matricaria discoidea M. R. Wanzer 1948-4-29 10 Yolo University of California campus, Davis. Comment
  POM362450  Matricaria matricarioides Glenn A. Gorelick 1966-4-1 s.n. Yolo Davis Comment
  UC178612  Matricaria occidentalis J. W. B. 1892-1 Yolo Woodland 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
  UCD107727  Medicago lupulina Morris Halperin 1930-7-29 s.n. Yolo Davis. Football turf, N.C. Comment
  UCD107732  Medicago lupulina de Herrera 1958-1-27 s.n. Yolo Ferry Morse Seed Co., residence in Davis. Comment
  RSA562696  Medicago polymorpha D. Charlton 4156 Yolo southwest of UC Davis, frontage Rd off Hwy 80. 15 Comment
  UCD107785  Medicago polymorpha W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UCD18336  Medicago polymorpha Edwin A. Crosby 1952-5-13 37 Yolo city of Davis, UC Davis, open field 750 ft. SW of apiary. Comment
  OBI54920  Medicago sativa Kathleen Faustini 1980-4-21 12 Yolo Rte E6 near Rd 32 Comment
  UCD107931  Medicago sativa F. E. Hadly 1920-3-28 s.n. Yolo Univ. Farm, Davis. Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  UCD33170  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD54297  Melica californica George P. Hrusa; Marcel Rejmanek 1993-4-18 10787 Yolo Stebbins Cold Canyon Reserve, steep east facing slope on west side of Cold Creek, near reserve southern boundary. Comment
  UCD56757  Melica californica Ellen Dean; M. Bibbo 2007-3-23 3449 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD86425  Melica californica A. A. Beetle 1944-3-27 1969 Yolo 3 miles west of Winters, entrance to Putah Creek Canyon. Comment
  UCD86439  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek 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
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. 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
  POM348177  Melilotus albus Glenn A. Gorelick 1965-8-28 s.n. Yolo Along Putah Creek at Low Water Bridge, Davis.. Comment
  SEINET13203090 Image available Melilotus indicus George K. Helmkamp, Mary Alice Barnes 2013-1 20520 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
  UCD108065  Melilotus indicus J. Buck 1996-5-9 3 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD62796  Melilotus indicus Susan Zhang; Plant Biology 102 students 2008-5-3 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. In and along Bray Creek. 103 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
  UCR206295  Melilotus indicus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14733 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  SFV8456  Melilotus indicus J. W. Riekels 1961-4-9 18 Yolo Along Putah Creek on CA-Highway 128, about 8 miles west of Winters. Comment
  UCD38300  Melilotus indicus Beecher Crampton 1953-3-11 1745 Yolo 1.5 miles north of Davis. Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD107984  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  UCD125047  Mentha canadensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. 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
  UCD39747  Mentha pulegium Beecher Crampton 1976-7-6 s.n. Yolo Davis. Comment
  UCD15905  Mentha spicata Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD168431  Micranthes californica Ellen Dean 2017-3-15 9253 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD73272  Micropus californicus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4835 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73663  Micropus californicus 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
  POM57376  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey. Comment
  UCD23201  Microseris douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD160198  Microseris douglasii subsp. douglasii Taylor Blevins 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 179 Comment
  UCD21421  Microseris douglasii subsp. douglasii J. Shepard 2002-4-21 512 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
  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
  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
  UCD56701  Microsteris gracilis Ellen Dean; M. Bibbo 2007-3-23 3394 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
  UCD118899  Microsteris gracilis Rolf Y. Berg 1964-3-14 8015 Yolo Cache Creek Canyon, State Highway 16, ca. 2-5 miles northwest of Rumsey. Comment
  UCD41160  Mimulus arvensis C. Holn 2002-4-10 173 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
  UCD15554  Mimulus aurantiacus Lara Hawthorne 1989-4-27 4 Yolo Hwy 128, near Lake Berryessa. Comment
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 Comment
  UCD122299  Mimulus aurantiacus var. aurantiacus J. D. Skoss 1948-6-6 25 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. 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
  UCD167385  Mimulus congdonii Kathy Toll 2016-5-1 2 Yolo McLaughlin UC Reserve. Clover Valley. 457 Comment
  UCD41016  Mimulus guttatus Carol W. Witham 2003-4-11 947 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20372  Mimulus kelloggii K. Esau 1938-3-26 s. n. Yolo Putah Canyon. Comment
  UCD96002  Mimulus latidens Dena Grossenbacher; Brian Green 2008-4-6 757 Yolo Yolo County Grasslands Regional Park, 3.5 miles south on Mace Blvd from I-80, near Sacramento Valley Soaring Society parking lot in southeast corner of the park. 9 Comment
  UCD122713  Mimulus microphyllus M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  JEPS10881  Mimulus pilosus W. L. Jepson 1887-9-17 21454 Yolo near Winters; Putah Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  UCD122964  Mimulus tricolor Carol W. Witham 2003-4-7 889 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146937  Mimulus tricolor Carol W. Witham 2003-4-7 889 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21394  Mimulus tricolor J. Shepard 2001-4-27 438 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 the southeast corner of park. 12 Comment
  UCD36524  Minuartia douglasii Beecher Crampton 1954-4-15 1774 Yolo 3 miles west of city of Winters. Comment
  UCD125286  Monardella Collector Unknown Date Unknown s. n. Yolo Northwest part of county. Comment
  UCD63078  Monardella villosa subsp. villosa Ellen Dean 2008-4-9 4787 Yolo Tuleyome Ireland Ranch. Central part of Ranch on ridge east of main canyon. 656 Comment
  CAS-BOT-BC349593  Monolopia major A. A. Heller; H. E. Brown 1902-4-29 5411 Yolo Near Madison Comment
  POM55157  Monolopia major A. A. Heller, H. E. Brown 1902-4-29 5411 Yolo Near Madison. Comment
  UCD41010  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD139280  Muilla maritima Rolf Y. Berg 1963-3-27 s.n. Yolo facing Davis Refuse Dump, County Road 102, 1.1 mile north of Davis city limit. Comment
  UCD139286  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. 15 Comment
  CAS-BOT-BC83400  Myosurus minimus L. R. Abrams 1928-5-8 12609 Yolo Between Woodland & Davis. Comment
  UCD21422  Myosurus minimus J. Shepard 2002-4-21 513 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 to vernal pool area - in dip. 12 Comment
  UCD96295  Myosurus minimus Beecher Crampton 1978-5-8 9575 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD96609  Myosurus minimus J. M. Tucker; K. J. Tucker 1950-3-26 1927 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  UC917100  Myosurus sessilis K. J. and J. M. Tucker 1950-3-26 1926 Yolo 3 mi nw Davis (beside Highway 99W) Comment
  UCD36116  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD96291  Myosurus sessilis R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano Comment
  SBBG26345  Nassella cernua B. Crampton 1965-4-27 7294 Yolo 3 mi NW of Dunnigan Comment
  UCD35570  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  UCD36165  Nassella lepida Beecher Crampton 1953-3-23 1018 Yolo 6 miles west of city of Winters, Putah Canyon. Comment
  UCD73675  Nassella lepida Ayzik Solomeshch 2004-5-5 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD34401  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. 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
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD87474  Nassella pulchra Beecher Crampton 1958-4-17 4701 Yolo 4.5 miles west of city of Winters, along State Hwy. 128. Comment
  UCD87478  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD87487  Nassella pulchra Beecher Crampton 1965-4-27 7293 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD36881  Navarretia cotulifolia Beecher Crampton 1956-4-26 3312 Yolo Yolo County, 7 miles northeast of city of Davis, County Road 103. Comment
  UCD37389  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  UCD38815  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. Comment
  UCD39050  Navarretia cotulifolia Beecher Crampton 1962-5-1 6351 Yolo 5.5 miles southeast Davis (in direct line) jct. County Roads 106 A and 35. Comment
  UCD48344  Navarretia cotulifolia Beecher Crampton 1962-5-1 6351 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35; vernal meadow. Comment
  UCD48346  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. 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
  UCR119134  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo Sacramento Valley, 1/2 mile south Saxon Station., jct. county roads 106 and 38 15 Comment
  SD180578  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Vernal meadow Comment
  UCD33985  Navarretia leucocephala Beecher Crampton 1975-6-18 9223 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD48543  Navarretia leucocephala W. R. Russell; C. B. Heiser 1947-5-3 1908 d Yolo Under Yolo Causeway. Comment
  UCD23196  Navarretia leucocephala subsp. leucocephala A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84363  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD32596  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-6-14 1953 Yolo Yolo County, 9 miles east of Woodland, bottomlands of Yolo bypass. Comment
  UCD73705  Navarretia pubescens Ayzik Solomeshch 2004-6-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UCD36105  Navarretia tagetina Beecher Crampton 1952-10-27 890 Yolo Yolo County, 3 miles west of city of Winters, on road to Monticello. Comment
  JEPS3227  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains, Inner North Coast Ranges); Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  UCD20823  Nemophila heterophylla N. Nicola 2001-3-30 039 Yolo Eastern side of inner north coast range, Putah Creek valley, Berryessa valley, Quail Ridge Nature Preserve, Decker Valley. Lat/long is estimate. Comment
  UCD120000  Nemophila heterophylla R. B. Griffith 1949-4-11 15 Yolo Hillside east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCD120044  Nemophila heterophylla Ogden C. Riddle 1942-3-29 18 Yolo Across road west of Recreation Beach, Putah Canyon. Comment
  UCD120077  Nemophila menziesii A. A. Beetle 1945-2-15 4181 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD89680  Nemophila menziesii Kara Moore 2006-4-24 s.n. Yolo McLaughlin Reserve; Davis Creek Reservoir, Hobbit Hill. 466 Comment
  UCD120231  Nemophila menziesii E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD13102  Nemophila menziesii D. Levine 1974-4-30 86 Yolo Yolo County, Union School Garden corner of Rd. 29 and Rd. 88. Elevation 65'. 19 Comment
  UCD19423  Nemophila menziesii var. menziesii J. Shepard 2000-2-7 35 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east 1/4 mi along unpaved entrance road, then south about 200 yd. 12 Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  UCD160960  Nicotiana acuminata var. multiflora Jean Shepard 2001-6-16 468 Yolo City of Davis, East Fifth St., about .1 mi W of Cantrill Dr. Comment
  POM62418  Nicotiana glauca A. A. Heller, H. E. Brown 1902-5-22 5587 Yolo Banks of Putah Creek near Winters. Comment
  SFV8334  Nicotiana glauca T. Persico 1971-5-15 24 Yolo North Coast Ranges Vaca Mountains. 3 miles east of Monticello Dam. 30 Comment
  UCD126661  Nicotiana glauca J. M. Tucker; C. H. Lamoureux 1958-6-8 3401 Yolo State Highway 128, Putah Canyon, 1.2 - 2.0 miles east of Recreation Beach. Comment
  UCD40895  Nicotiana glauca Bif Soper 1983-5-30 24 Yolo 1.3 miles west of Road 86 on Hwy 128. 60 Comment
  SEINET6174922  Nicotiana glauca G. Cook 1959-3-29 15 Yolo 4 miles W of Winters. 100 Comment
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  SEINET12856157  Nicotiana quadrivalvis J. D. Skoss 1948-1 16 Yolo along Putah Creek bed, UC Davis campus Comment
  UCD126714  Nicotiana quadrivalvis J. M. Tucker; C. H. Lamoureux 1958-6-8 3400 Yolo Putah Creek, 3.2 miles east of Recreation Beach. Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD41151  Nigella damascena K. Arhangelsky 2002-5-9 207 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD84799  Oenothera elata subsp. hirsutissima Thaddeus Hunt 2010-7-9 s.n. Yolo north of the town of Winters. Along Winters Canal at 'school house drain. Comment
  SEINET12197065  Oenothera speciosa Unknown 1998-5-10 11 Yolo city of Davis, 0.25 mi W of Student Experimental Farm 17 Comment
  UCD39925  Origanum X majoricum Beecher Crampton 1995-8-9 s.n. Yolo City of 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
  UC625446  Orobanche fasciculata Frank W. Gould 1938-4-23 283 Yolo At head of Capay Valley on road from Rumsey to Arbuckle near the county line. Comment
  UCD88429  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD88435  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD36102  Oryza sativa Beecher Crampton 1952-10-27 886 Yolo Yolo County, 3 miles north of city of Davis, along Road 101A. Comment
  SACT001687  Oryzopsis miliacea John Willoughby 1979-8-13 Yolo In riparian woodland. Comment
  UCR198014  Oryzopsis miliacea Beecher Crampton 1956-7-12 3703 Yolo Sacramento Valley, Davis, banks of Putah Creek 16 Comment
  HSC16699  Oxalis corniculata J. V. Lenz 1946-4-1 Yolo W Sacramento Comment
  UCD110784  Oxalis corniculata Joy Woo 1989-4-18 3 Yolo edge of lawn, Parkside Apartments, Davis. Comment
  UCD35743  Oxalis corniculata Beecher Crampton 1953-3-29 1036 Yolo Along walkway in Davis. Comment
  UCD159962  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
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  CAS-BOT-BC227240  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  UCD149376  Panicum capillare Yolo County 4H Club 1932-10-1 s.n. Yolo City of Dunnigan. 184 Comment
  UCD32791  Panicum capillare Beecher Crampton 1954-9-9 2265 Yolo Yolo County, 5 miles west of Davis, roadside, in adjacent and irrigated pasture. Comment
  UCD89380  Panicum capillare A. A. Beetle 1946-7-13 4692 Yolo Putah Canyon. 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
  UCD57352  Panicum capillare subsp. hillmanii J. Shepard 1999-8-10 17 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD32855  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-10 7201 Yolo Yolo County, 3 miles N.W. of Davis, jct. of County roads 99 and 29. Comment
  UCD89793  Panicum capillare subsp. hillmanii Beecher Crampton 1969-9-8 8511 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River. State Highway 16. Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  UC1151594  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 mi w Winters; 2 mi w of Winters Comment
  CAS-BOT-BC242660  Panicum hillmanii Beecher Crampton 1962-10-30 6709 Yolo 2 miles west of Winters. State Hwy. 128 Comment
  CAS-BOT-BC253862  Panicum miliaceum J. Rumsey 1933-9-1 s.n. Yolo Woodland Comment
  UCD21323  Panicum miliaceum subsp. miliaceum J. Shepard 2000-6-2 286 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles S on Mace Blvd. (County Road 104), thence E along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  UCD168156  Papaver rhoeas Katherine Courtney 1983-4-24 6 Yolo 3/4 mile west of the junction of raod 32 and 92, west of Davis. Comment
  UCD168157  Papaver rhoeas S. Boshoven 1983-4-24 1 Yolo 3/4 mile west of Davis. Comment
  UCD88611  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo 4 miles east of Woodland, on roadside and banks of road. Comment
  UCD88612  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo 3 miles north of Davis. Comment
  UCD88668  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo on old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. 1/2 mile west of County Road 101, northeast of the town of Woodland. Comment
  SEINET921109  Parkinsonia aculeata J. McCaskill 1954-1 334 Yolo Northeast corner of Student store, University of California, Davis Comment
  CAS-BOT-BC259645  Paspalum dilatatum Clarence R. Quick 1968-8-25 68 -08 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  CAS-BOT-BC259750  Paspalum distichum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD36093  Paspalum distichum Beecher Crampton 1952-10-12 861 Yolo Yolo County, city of Davis, along Putah Creek. Comment
  UCD88903  Paspalum distichum Alan A. Beetle 1946-7-13 4717 Yolo Putah Canyon. Comment
  UCD88963  Paspalum distichum Collector Unknown 1941-10-1 326 Yolo along Putah Creek, bordering Davis Farm. Comment
  UCD160612  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD123308  Pedicularis densiflora A. A. Beetle 1945-2-22 4192 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD137573  Pellaea andromedifolia A. A. Beetle 1945-1-20 3075 Yolo West of Winters in Putah canyon. Comment
  UCD137592  Pellaea andromedifolia Jack Maze 1963-4-27 19 Yolo State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD73638  Pellaea andromedifolia Michael J. Bower; 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, along Bray Creek. 82 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
  UCD137546  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo 6 miles west of Winters, emptying into Putah Creek. Comment
  UCD89451  Pennisetum glaucum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  RSA0054892  Penstemon Lois Weston 1942-4-24 1181 Yolo Putah can. Comment
  POM21049  Penstemon centranthifolius Roxana Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershy. Comment
  UCD124213  Penstemon heterophyllus K. Esau; D. Hartmann 1931-4-26 2186 Yolo Putah Canyon. Comment
  UCD47774  Pentagramma triangularis subsp. triangularis M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 10 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring 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
  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
  UCD59370  Perideridia kelloggii Ellen Dean; Kate Mawdsley 2007-6-8 3845 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
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD81057  Persicaria maculosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5593 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
  UCD141651  Persicaria punctata Ellen Dean; M. Taylor 2013-6-12 7786 Yolo Along Putah Creek by Los Rios Farms, between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the junction of County road 106 and County road 35. Plot LRF 2D of Putah Creek vegetation survey. 6 Comment
  CAS-BOT-BC419308  Persicaria punctata Clarence R. Quick 1971-10-10 71 -66 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg; east drain ditch, at main drainage canal and Road 142 Comment
  UCD20834  Petrorhagia dubia N. Nicola 2001-4-4 50 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC131532  Phacelia C. F. Baker 1903-5-8 2980 Yolo Cache Creek Comment
  HSC81697  Phacelia imbricata Thomas W. Nelson, Jane P. Nelson 1980-4-27 5100 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD15649  Phacelia imbricata Rachelle Raymond 1989-6-2 701 Yolo Outside Stebbins Reserve. 121 Comment
  UCD34398  Phacelia imbricata Beecher Crampton 1982-3-22 9820 Yolo Yolo County, 4 miles west of Winters on Hwy. 128. Comment
  RSA428027  Phacelia imbricata subsp. imbricata Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles north of Rumsey on Highway 16. Comment
  RSA699656  Phacelia imbricata var. imbricata Lois Weston 1924-4-24 1134 Yolo Putah can Comment
  UCD120673  Phacelia tanacetifolia Joseph M. DiTomaso 1976-4-9 394 Yolo Below Monticello Dam at Lake Berryessa, dry slopes above Putah Creek. 91 Comment
  UCD73634  Phacelia tanacetifolia Ayzik Solomeshch 2005-4-10 s. n. Yolo Yolo County; Along Putah Creek at base of Monticello Dam. Canyon Creek Resort RV Park. 54 Comment
  SEINET4691118  Phalaris aquatica B. Crampton 1962-1 s.n. Yolo Davis 18 Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD162338  Phalaris arundinacea Craig Thomsen 2006-6-30 2628 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  UCD88340  Phalaris brachystachys Beecher Crampton 1965-8-18 7487 Yolo 3 miles W of Knight's Landing. Comment
  UCD88776  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD88778  Phalaris canariensis Beecher Crampton 1965-5-5 7312 Yolo Davis. Comment
  UCD88780  Phalaris canariensis Herms 1950-6-1 s.n. Yolo Woodland. Comment
  UCD88792  Phalaris canariensis J. L. Wirka 1995-5-15 s.n. Yolo Along Cache Creek in Woodland, E of Road 108. 16 Comment
  SEINET11696017  Phalaris coerulescens Unknown 1963-6-4 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas, Forage Crops Nursery Comment
  UCD39956  Phalaris coerulescens Beecher Crampton 1963-6-4 s.n. Yolo UC Davis Campus. Agronomy Experimental Areas. Forage Crops Nursery. Comment
  CAS-BOT-BC265930  Phalaris lemmonii David D. Keck 1946-4-27 5537 Yolo West end of Yolo Causeway between Sacramento and Davis 6 Comment
  UCD147297  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD147298  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD88868  Phalaris lemmonii Collector Unknown 1942-5-1 s.n. Yolo Yolo Basin. W end of causeway. Comment
  UCD89001  Phalaris lemmonii P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD89017  Phalaris lemmonii R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  SEINET11696166  Phalaris lemmonii Unknown 1953-3-31 1048 Yolo Madison 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
  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
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89054  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCD89056  Phalaris minor A. A. Beetle 1946-5-1 4713 Yolo Davis campus. Comment
  UCD89270  Phalaris minor M. Wiesendanger 1927-4-29 608 Yolo Woodland. Comment
  CDA32613  Phalaris minor G. M. Cole 1928-6-19 Yolo West of Causeway near Davis. 0 Comment
  SEINET11696147  Phalaris minor S. M. Sebalo 1998-5-31 20 Yolo city of Davis, off Garrod Dr., about 0.5 mi from Campbell Rd. cross street 18 Comment
  HSC10575  Phalaris paradoxa J. V. Lenz 1947-5-10 Yolo Davis Comment
  UCD89278  Phalaris paradoxa A. A. Beetle 1944-5-17 1989 Yolo 3 miles W of Sacramento. Comment
  UCD89420  Phalaris paradoxa Joy Woo 1989-5-21 24 Yolo Davis. Gazelle Place. Comment
  CAS-BOT-BC141059  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek Reserve approx. 1 m W of University airport 75 Comment
  CAS-BOT-BC141060  Phoradendron serotinum subsp. macrophyllum Oakley Shields 1970-1-10 65 Yolo Jefferson Blvd. 10 miles S of Sacramento Comment
  UCD102183  Phoradendron serotinum subsp. macrophyllum Richard W. Cleveland 1951-4-29 39 Yolo 4.8 miles west of Winters, in Putah Canyon. Comment
  UCD102187  Phoradendron serotinum subsp. macrophyllum D. H. Hartmann 1941-1-18 s.n. Yolo Near Putah Creek, Davis. Comment
  UC1073282  Phoradendron villosum George B. Rossbach 1955-4-7 229 Yolo U.C. Davis s. Yolo Co., U.C. Davis Comment
  UCD125912  Phyla nodiflora A. S. Crafts 1926-7-8 461 Yolo University Farm Campus, Davis. Comment
  UCD125934  Phyla nodiflora M. I. Wibawa 1996-6-2 38 Yolo on north side of Putah Creek, 200 meters west of Old Davis Road. 17 Comment
  UCD149331  Phyla nodiflora Collector Unknown 1925-6-19 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR212344  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  UCD34967  Physalis acutifolia Beecher Crampton 1994-7-13 10270 Yolo Davis, 14th street. 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
  UCD34555  Picris echioides Beecher Crampton 1985-7-12 10000 Yolo Yolo County, Davis, along 4th street between University ave. and A street. Comment
  UCD147181  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41002  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET8060044 Image available Pinus halepensis June McCaskill 1954-4-20 234 Yolo Between Fire House and Steam House, University of California, Davis Comment
  UCR188853  Pinus sabiniana George K. Helmkamp, E. A. Helmkamp 2007-9-17 12975 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
  SEINET240096  Piptatherum microcarpum E. Smith 338 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B - 42 Comment
  UCD142971  Pistacia atlantica Ellen Dean; K. MacMillen 2013-8-9 7944 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT4E. 45 Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  UCD35850  Pisum sativum Beecher Crampton 1965-5-18 7346 Yolo Davis. Comment
  UCD121069  Plagiobothrys A. A. Beetle 1945-2-15 4184 Yolo Putah Creek Canyon, west of Winters. Comment
  UC78196  Plagiobothrys bracteatus J. W. Blankinship 1893-4-15 Yolo Cap<ay?> Valley Comment
  CHSC79264  Plagiobothrys canescens Beecher Crampton 1955-4-18 2504 Yolo 2 miles west of Winters. Comment
  UCD21234  Plagiobothrys canescens J. Shepard 2000-4-9 116 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 to the north of entrance road. 12 Comment
  UCR219517  Plagiobothrys canescens Jean V. Shepard 2000-4-21 144 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, east of parking lot on the south side of road 12 Comment
  UCD38432  Plagiobothrys canescens Beecher Crampton 1955-4-18 2504 Yolo Yolo County; 2 miles west of Winters. Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UC1278097  Plagiobothrys fulvus Beecher Crampton 1955-4-11 2473 Yolo ca 7 mi w Davis; Moon Ranch Comment
  CHSC79263  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD160099  Plagiobothrys fulvus var. campestris Emily Howard 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. 170 Comment
  POM197465  Plagiobothrys leptocladus L. R. Abrams 1928-5-8 12600 Yolo Between Woodland and Davis. Comment
  SBBG115698  Plagiobothrys stipitatus B. Crampton 1996-4-22 10334 Yolo 3.5 mi SE of Woodland, along Mavis-Henson (Field) rd, just E of its jct with county Rd 102, just S of Rd 25 Comment
  UC480674  Plagiobothrys stipitatus W. Williams 1927-3-22 Yolo Putah Creek Comment
  UCD120995  Plagiobothrys stipitatus Ogden C. Riddle 1942-3-30 56 Yolo 4 mi. west of Winters entrance to Putah Canyon. Comment
  RSA634242  Plagiobothrys stipitatus Robert M. Rhode, B. Nemeth 1998-5-13 178 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  UCD120999  Plagiobothrys stipitatus J. M. Tucker 1951-3-25 2055 Yolo 1.1 miles north of Davis. Comment
  UCD37537  Plagiobothrys stipitatus Beecher Crampton 1955-3-21 2335 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD121020  Plagiobothrys stipitatus var. micranthus M. Wiesendanger 1927-4-29 624 Yolo Esparto. Comment
  UCD56745  Plagiobothrys stipitatus var. micranthus Ellen Dean; M. Bibbo 2007-3-23 3437 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
  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
  UCD38840  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1958-6-27 4990 Yolo Yolo County; along county road 99 about three miles northwest of Davis. Comment
  UCD84338  Plagiobothrys stipitatus var. stipitatus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  CDA40652  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1987-4-3 4264 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  CHSC79270  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  SEINET5735080 Image available Plantago Shirley C. Tucker 1954-1 3648 Yolo With grass in wet ditches, 1 mile north of Davis.; Davis Comment
  UCD81002  Plantago coronopus Drew Maraglia 2009-4-15 3 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. On west side of drainage pond. 9 Comment
  UCD124423  Plantago elongata M. Wiesendanger 1927-4-29 598 Yolo Davis. Comment
  UCD149346  Plantago elongata Collector Unknown 1925-3-21 s.n. Yolo Causeway. 4 Comment
  UCD21275  Plantago elongata J. Shepard 2000-5-1 167 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD97009  Plantago elongata Christopher Michael Bronny 2011-4-25 35 Yolo city of Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near northwest corner of the property, northwest of landfill. 11 Comment
  UCD34979  Plantago elongata Beecher Crampton 1996-4-22 10337 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
  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
  UCD69418  Plantago lanceolata S. Quick 1996-5-19 15 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field. Soil moist due to water runoff from neighboring yard. Field dominated by grasses. Herb small, less than 0.5 meters tall, basal leaves. Inflorescence white and brown. 17 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
  UCD124508  Plantago major A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD19301  Platanus X hispanica Terry Reedy 1974-5-18 242 Yolo city of Davis, ca. 1 mi. north of Covell Blvd., along first large irrigation ditch crossing Pole Line Rd, east of Pole Line Rd. 6 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
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  UCD36157  Plectritis congesta Beecher Crampton 1953-3-16 1002 Yolo 1.5 miles north of city of Davis, along railroad right of way. 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
  UCD58071  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3611 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. 462 Comment
  JEPS6915  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 Yolo in northern Yolo County northern Yolo County Comment
  UCD20837  Plectritis macrocera N. Nicola 2001-5-4 53 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD90150  Pleuropogon californicus var. californicus Beecher Crampton 1966-4-19 7652 Yolo 1/4 mile south of Saxon Station. Comment
  UCD58072  Poa Ellen Dean; K. Mawdsley 2007-4-6 3612 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. 462 Comment
  UCD36834  Poa annua Beecher Crampton 1956-2-7 3216 Yolo Yolo County, city of Winters eastern city limits. Comment
  UCD37379  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD80831  Poa annua Ellen Dean 2009-3-22 5288 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. E side of property, SE of drainage pond. 9 Comment
  UCD90334  Poa annua E. G. Cakin 1947-3-27 s.n. Yolo Vacant lot in Davis. Comment
  UCD91898  Poa pratensis Beecher Crampton 1966-5-5 s.n. Yolo Plant Introduction Nursery, Agronomy Experimental Area, UC Davis Campus. Comment
  UCD91900  Poa pratensis Beecher Crampton 1969-4-18 8399 Yolo Davis. Russell Blvd. and University Avenue. Comment
  UC1153861  Poa pratensis subsp. pratensis Beecher Crampton 1956-5-17 Yolo Davis Campus Comment
  UCD58023  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3562 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
  UCD58090  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3629 Yolo Tuleyome Ireland Ranch. In inner coast range, NW of the City of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  SDSU21412  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal pool approximately 230 meters sautheast of junction of roads 38 and 105. Comment
  UCD125403  Pogogyne douglasii W. R. Russell; C. B. Heiser 1947-5-3 1908 g Yolo Under Yolo Causeway. Comment
  UCD33975  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 1/4 mile south 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
  UCD125478  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146922  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21263  Pogogyne zizyphoroides J. Shepard 2000-4-30 153 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. 12 Comment
  UCD21285  Pogogyne zizyphoroides J. Shepard 2000-5-1 180 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  RSA0022176  Pogogyne zizyphoroides Carl B. Wolf 1928-5-8 2138 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCR148092  Polycarpon tetraphyllum Beecher Crampton 1989-5-12 10158 Yolo Davis, 1203 Eureka Ave. Comment
  UCD34714  Polycarpon tetraphyllum Beecher Crampton 1989-5-12 10158 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD99885  Polygonum argyrocoleon M. Ensign 1943-5-31 349 Yolo University Farm. Comment
  UCD59384  Polygonum aviculare subsp. depressum Ellen Dean; Kate Mawdsley 2007-6-8 3859 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
  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
  CAS-BOT-BC414296  Polygonum aviculare subsp. depressum Clarence R. Quick 1968-8-25 68 -21 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD100096  Polygonum aviculare subsp. depressum R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD99993  Polygonum aviculare subsp. depressum H. R. Drever 1945-6-13 s.n. Yolo Davis. Comment
  UCD99836  Polygonum aviculare subsp. neglectum J. A. Ogle 1924-6-1 s.n. Yolo South of Dixon. Comment
  SACT002108  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, in moist ground, riparian woodland Comment
  UCD51649  Polypogon interruptus Collector unknown 1941-11-1 Yolo Putah Creek, Davis Campus. Comment
  UC1153921  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 mi w Zamora 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
  CHSC114329  Polypogon monspeliensis D. G. Kelch 2007-5-18 7318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. /RR crossing. 4 Comment
  UCD21303  Polypogon monspeliensis J. Shepard; Vince Forcella 2000-5-13 244 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
  UCD36101  Polypogon monspeliensis Beecher Crampton 1952-10-27 879 Yolo Yolo County, I.5 miles north of city of Davis, along Road 101A. Comment
  UCD91223  Polypogon monspeliensis A. A. Beetle 1944-5-17 1987 Yolo Near Davis end of Causeway on road to Sacramento. Comment
  UCD91296  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo North Davis. Comment
  UCR220391  Polypogon monspeliensis Jean V. Shepard, Vince Forcella 2000-5-13 244 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, past parking lots on south side, along track to the south in field 12 Comment
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport 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
  UCD138304  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD113972  Poterium sanguisorba B. Crampton 1959-4-29 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Forage Crops Nursery. Comment
  CDA6516  Proboscidea louisianica T. C. Fuller 1958-7-1 879 -58 Yolo Across Highway 16, 5 miles west of Woodland. 0 Comment
  JEPS24494  Proboscidea louisianica subsp. louisianica J. H. Thomas 1960-8-30 8869 Yolo about 5 mi s Winters (along hwy to Vacaville) Comment
  SBBG115941  Prosopis glandulosa var. torreyana W. R. Russell 1959-6-26 Yolo 400 block Main St; Winters Comment
  UCR225402  Prunella vulgaris Sally Moore 2009-6-2 s.n. Yolo approx. halfway between Winters and Davis, just east of Stevenson Bridge, on the south side of Putah Creek 28 Comment
  UCD23088  Prunus caroliniana Gary Breckon 1970-4-1 s.n. Yolo Collected near art complex, 619 Poleline. Comment
  SEINET10771514  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 128 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771515  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 126 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD168492  Pseudognaphalium californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9282 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
  JEPS84599  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction of State Highway 128 and County Rd 86 (at Putah Creek, fishing access along State Highway 128); Vaca Mountains, Putah Creek 60 Comment
  UCD161134  Pseudognaphalium luteoalbum Jean Shepard 2001-3-20 402 Yolo UC Davis campus, SW corner of Russell Blvd. and Howard Way. Comment
  UCD73722  Pseudognaphalium luteoalbum Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC357581  Pseudognaphalium stramineum Clarence R. Quick 1970-7-8 70 -31 Yolo In yard of Nettie M. Plyman, Merrit [Merritt] Island near Clarksburg Comment
  UCD135264  Psilocarphus brevissimus H. A. Borthwick 1925-5-21 1651 Yolo Causeway. Comment
  UCD135288  Psilocarphus brevissimus M. I. Wibawa 1996-4-13 4 Yolo on the corner of Midway Road and Hartley Road. 17 Comment
  UCD35245  Psilocarphus brevissimus Beecher Crampton 1952-11-7 911 Yolo About 3 miles n.w. of Davis. Comment
  UCD72410  Psilocarphus brevissimus Ellen Dean; Kate Mawdsley 2008-4-16 4815 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
  UCD73118  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-31 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD21294  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-8 233 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park - Air Force installation - and south along narrow track. 12 Comment
  CDA8504  Psilocarphus brevissimus var. multiflorus G. D. Barbe 1984-4-25 4155 Yolo Western edge of Yolo By-pass at Glide Ranch, east of Road 106 and 1.4 miles south of Road 36. Comment
  UCR212348  Psilocarphus oregonus Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  UCD133717  Psilocarphus oregonus Beecher Crampton 1978-5-8 9574 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  RSA0054940  Psoralea Keith E. Hoffmaster 1939-4-26 933 Yolo Putah can. 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
  SEINET9325382  Pterostegia drymarioides Unknown 1993-4-18 10780 Yolo Stebbins Cold Canyon Reserve Comment
  HSC10867  Puccinellia nutkaensis J. V. Lenz 1947-5-13 Yolo Woodland Airpark Comment
  UCD93361  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  UCD15448  Puccinellia nuttalliana Gene Bishop 1997-5-15 s.n. Yolo California, Yolo Co.; on Conway Farms property; ca. 400 yards east of Road 103, ca. 1 mile north of the intersection of Road 27 and Road 103; 30 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
  UCD36526  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis. Comment
  UCD37543  Puccinellia simplex Beecher Crampton 1955-3-28 2345 Yolo Yolo County, 4 miles southeast of Woodland, Woodland Air Park, at junction of County Roads 25 and 102. Comment
  UCD92217  Puccinellia simplex A. A. Beetle 1946-4-15 4672 Yolo Woodland airport. Comment
  UCD92218  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis. Comment
  UCD92221  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD92242  Puccinellia simplex Beecher Crampton 1978-8-14 9663 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its junction with county road 102. Comment
  UCD92250  Puccinellia simplex R. Tofsrud 1947-4-24 s.n. Yolo Near city dump of Davis. Comment
  UCD92254  Puccinellia simplex R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SEINET11695744  Puccinellia simplex Unknown 1961-3-27 5846 Yolo 1.5 mi N of city of Davis Comment
  UCD18533  Pulmonaria June McCaskill; with C. H. Lamoureux 1954-5-13 305 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  SEINET10628531  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773906  Pyrus Stephanie Frischie 2000-10-7 Frischie 109 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22763  Pyrus kawakamii Collector unknown 1988-2-8 s.n. Yolo Comment
  CAS-BOT-BC36630  Quercus C. R. Quick 1972-9-7 7241 Yolo Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River in the SE corner of Yolo County Comment
  UCD56593  Quercus Russell Gripp 1984-11-21 s.n. Yolo 223 Gibson Road. In backyard of Chauncey and Avis Irvine. Comment
  UCD168483  Quercus berberidifolia Ellen Dean 2017-3-15 9271 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD45475  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Highway 40, near Old Davis Highway, Davis, California. Comment
  CAS-BOT-BC86624  Quercus douglasii Alice Eastwood 1927-3-28 14221 Yolo near Winters Comment
  UC993153  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. Comment
  UCD73672  Quercus douglasii Ayzik Solomeshch 2004-5-1 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
  CDA35911  Quercus lobata P. Akers 2002-9-19 StB- 079 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 94 Comment
  CDA35912  Quercus lobata P. Akers 2002-9-19 StB- 080 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 0 Comment
  UCD46881  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo ca. 4.5 miles west of Winters (by road) along State Hwy. 128. Comment
  UCD46882  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo County Road 32, 1 mile west of the Fairfield School. Comment
  UCD63074  Quercus lobata Ellen Dean 2008-4-9 4783 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD160925  Quercus virginiana J. Shepard 2011-11-7 860 Yolo City of Davis. From intersection of Covell and Alhambra, 1/4 mi S on Alhambra, W side of street. 10 Comment
  SACT002736  Quercus wislizeni J. Tucker 1958-4-27 Yolo Small tree 22-25 feet tall, in a clump of 4 small trees of this species - the most vigorous and most westerly of the 4, north edge of the University Arboretum, just northwest of the Aggie Villa bridge, University of California, Davis Campus, Yolo County, California. 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
  UCR239602  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 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
  UC1228171  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 mi w Winters (along Calif Hwy 128) Comment
  UCD38972  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 miles west of Winters along State Hwy. 128. Comment
  UCD95971  Ranunculus californicus Ogden C. Riddle 1942-3-30 35 Yolo 5 miles west of Davis on Winters Highway. Comment
  UC118180  Ranunculus canus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UCD95804  Ranunculus canus Ogden C. Riddle 1942-3-29 17 Yolo Grassy hill across road west of Receation Beach, Putah Canyon. Comment
  RSA590185  Ranunculus hebecarpus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 a Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UC118246  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UCD55496  Ranunculus muricatus J. Shepard 2004-3-24 646 Yolo City of Davis. SE corner of intersection of Tulip Lane and Temple Drive, Slide Hill Park. Comment
  UCD80922  Ranunculus muricatus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5325 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD96914  Ranunculus occidentalis A. A. Beetle 1945-3-1 4195 Yolo Buckeye Creek, inner coast range between Winters and Madison. Comment
  UCD80917  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SEINET11261078  Raphanus sativus Michelle Mahoney 1965-5-1 17 Yolo 3rd Street, Davis.; 0 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
  UCD14495  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  UCD160562  Rhamnus ilicifolia Ellen Dean; Craig Thomsen 2015-3-21 8611 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. 243 Comment
  UCD56761  Rhamnus ilicifolia Ellen Dean; M. Bibbo 2007-3-23 3453 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
  POM136583  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey. Comment
  UC735732  Rhaponticum repens Chas. Heiser 1947-6-19 1934 Yolo West Sacramento Comment
  CAS-BOT-BC168125  Rhus aromatica Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  SBBG4069  Rhus aromatica H. E. Cott 1949-5-21 122 Yolo Putah Cyn, ca. 2.5 mi from cyn mouth Comment
  UC449687  Rhus trilobata W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  POM257185  Rhus trilobata var. pilosissima Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. Comment
  CAS-BOT-BC74440  Rorippa curvisiliqua Roxana Stinchfield 1916-6-25 318 Yolo In Buckeye Creek bed near Tule. Comment
  CAS-BOT-BC74442  Rorippa curvisiliqua Roxana S. Ferris 1917-4-20 696 Yolo Tule land near Dunnigan. 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
  UCD32889  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo Yolo County, 3 miles N.W. of Dunnigan, County road between forks of Buckeye Creek, 14.5 miles N. Capay. Comment
  UCD92283  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD113560  Rubus armeniacus Carole Eastman 1976-6-9 s.n. Yolo collected at second bridge before approaching DQU entrance road on Road 31 going west from Davis. Comment
  UCD168443  Rubus armeniacus Ellen Dean 2017-3-15 9265 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, in creek on rocky/pebbly island on west bank of creek. 85 Comment
  UCD17690  Rubus armeniacus H. Olmo; T. S. Mallah 1952-1 52 03 Yolo California. Yolo County: 8th and B street in Davis. Comment
  UCD58488  Rubus armeniacus J. Shepard 2007-7-4 811 Yolo Co. Rd. 22 east of Woodland, 4.8 mi. east of junction with Co. Rd.102. Growing along south side of road near ditch. 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
  UC452563  Rumex crispus Tracy J. Storer 1912-6-27 Yolo Rumsey 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
  UCD14393  Rumex crispus G. Robinson 1984-5-1 19 Yolo Yolo Co.; at the intersection of Hutchinson and Airport Road; 15 Comment
  SD257360  Rumex dentatus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20508 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
  UCR257199  Rumex dentatus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20508 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-BC433499  Rumex fueginus Roxana Stinchfield 1916-6-25 313 Yolo Near mouth of Buckeye Creek Comment
  UCD101308  Rumex hymenosepalus Beecher Crampton 1959-5-18 s.n. Yolo UC Davis: Agronomy Experimental Areas, Davis campus. Comment
  UCD101359  Rumex occidentalis R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD81391  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD81016  Rumex pulcher Drew Maraglia 2009-4-15 4 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Southern edge of drainage pond. 9 Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD35645  Rumex pulcher Beecher Crampton 1959-6-10 5346 Yolo Just north of Davis, along County Road 31. 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
  HSC97379  Saccharum ravennae J. P. Smith 2007-8-1 12405 Yolo Hwy. 16, along Cache Creek, just S of the Colusa County line 181 Comment
  JEPS113059  Saccharum ravennae Gordon Leppig 2001-9-13 1612 Yolo Rt. 16. Mile marker 7.17. Comment
  RSA170192  Sagittaria latifolia W. L. Jepson 1891-9-17 s.n. Yolo Grand Island, lower Sacramento River. Comment
  UCD41073  Salix babylonica Carol W. Witham 2003-8-8 1004 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET11986396  Salix breweri E. L. Smith 1971-1 956 Yolo ca 12.8 km W of Winters in Putah Creek Canyon, ca 2 km below Monticello Dam 76 Comment
  UCD20589  Salix exigua E. Dean; with M. Bibbo 2002-7-5 1132 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
  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
  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
  CAS-BOT-BC227867  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis Comment
  CHSC114277  Salix gooddingii D. G. Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 04. mi E of Levee Rd. / RR crossing. 4 Comment
  POM166923  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo Mouth of Buckeye Creek. Comment
  SEINET3101774  Salix gooddingii Maura Cullinane 1983-5-10 20 Yolo North on Frontage road from Davis, turn left at Golf Course and go until cross stream, site #6. 15 Comment
  UC75011  Salix gooddingii C. F. Baker 1903-5-7 2936 Yolo Rumsey Comment
  UCD81001  Salix gooddingii Drew Maraglia 2009-4-15 2 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Western edge of drainage pond. 9 Comment
  RSA44384  Salix laevigata C. B. Heiser Jr. 1947-4-4 1894 Yolo Along Putah Creek. Campus. Davis. Comment
  UCD111121  Salix laevigata Charles B. Heiser Jr. 1947-4-4 1894 Yolo Along Putah Creek, campus, Davis. Comment
  UCD111142  Salix laevigata Milton Workman 1953-3-21 16 Yolo Putah Creek bank near rodeo arena, University of California, Davis. 12 Comment
  UCD16132  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo California. Yolo County: along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD34630  Salix laevigata Beecher Crampton 1986-9-23 10076 Yolo Yolo County, Putah Creek south of University airport. Comment
  CAS-BOT-BC227866  Salix lasiandra Beecher Crampton 1986-9-3 10062 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 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
  UCD111598  Salix lasiolepis Cay Collette 1975-4-12 7 Yolo Knight's Landing, approx. 10' from Sacramento River. 15 Comment
  UCD34067  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo Yolo County, ca. 5.5 miles west of Winters along Hwy. 128. Comment
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD34643  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD94983  Salix lasiolepis Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 4 B 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. 136 Comment
  CHSC83194  Salix lucida subsp. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Willow Slough and county road 99, 4.5 miles N.W. of Davis. Comment
  SBBG115919  Salix lucida subsp. lasiandra B. Crampton 1986-9-10 10073 Yolo 0.5 mi N of Capay, N edge of Coche Crk Comment
  UCR118795  Salix lucida subsp. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Sacramento Valley, 3.5 miles southeast of Woodland, Willow Slough and road 103. 15 Comment
  UCD34619  Salix melanopsis Beecher Crampton 1986-9-4 10065 Yolo Yolo County, Solano County border, Mace road crossing at south fork of Putah Creek ca. 3 miles S.E. of Davis. Comment
  CDA5805  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 Yolo Northwest corner of 5th & G Streets, Davis. 0 Comment
  UCD126789  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G Streets. Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162400  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G streets. Comment
  UCD162404  Salpichroa origanifolia Beecher Crampton 30 Nov1953 1741 Yolo University of California Davis. Comment
  UCD20773  Salsola damascena E. A. Dean; J. Shepard 2002-7-11 s.n. Yolo Yolo County. City of Davis. University of California farm. 19 Comment
  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
  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
  UCD15545  Sambucus mexicana Lara Hawthorne 1989-4-27 7 Yolo Near Stebbins Reserve. 97 Comment
  UCD81466  Sambucus mexicana M. Wiesendanger 1927-4-29 626 Yolo Capay. Comment
  CAS-BOT-BC245832  Sambucus nigra subsp. caerulea H. Popenoe 1949-6-2 28 Yolo By Winters-Davis flight strip Comment
  UCD137214  Sambucus nigra subsp. caerulea P. Thompson 1996-4-14 2 Yolo Davis, south side of town, path parallel to Valdora Road. 210 Comment
  UCD137218  Sambucus nigra subsp. caerulea M. Wiesendanger 1927-4-29 626 Yolo Capay. 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
  UCD137245  Sambucus nigra subsp. caerulea B. Tanjoco; E. Larimer 2002-4-27 10 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. 21 Comment
  UCD137618  Sambucus nigra subsp. caerulea A. S. Crafts 1926-6-1 163 Yolo University Farm Campus, Davis. Putah Creek. Comment
  UCD58081  Sambucus nigra subsp. caerulea Ellen Dean; K. Mawdsley 2007-4-6 3619 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
  UCD137653  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
  RSA471436  Sanicula bipinnata Glenn A. Gorelick, Chang 1966-3-22 s.n. Yolo Growing along roadside, Road 22, Putah Canyon, approx. 2 miles from hwy 128. Comment
  UCD56710  Sanicula bipinnata Ellen Dean; M. Bibbo 2007-3-23 3403 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
  SEINET5744983 Image available Sanicula bipinnatifida Janet Hudson 1966-1 6 Yolo Up small canyon off road; State Hwy 128, ca. 3 miles W of Winters.; Winters Comment
  UCD127649  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Foothills. Comment
  UCD47840  Sanicula crassicaulis A. Laffin; A. Randall, S. Holck 2002-4-13 20 Yolo Yolo Co, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from north side of road. Ca. 1600 ft. 457 Comment
  UCD62873  Sanicula crassicaulis Chris Mosser; Plant Biology 102 students 2008-5-3 3 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. 100 Comment
  UC764896  Saxifraga californica R. F. Hoover 1938-3-12 2845 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon Comment
  UCD85256  Schoenoplectus americanus Christopher Michael Bronny 2010-9-19 27 Yolo Yolo County; Edge of Capay Dam apron, Cache Creek. 65 Comment
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  UCD124834  Scrophularia californica Ogden C. Riddle 1942-3-30 51 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UC972287  Secale G. L. Stebbins Jr. 1952-10-21 Yolo Davis Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  UC144320  Sedum spathulifolium C. F. Baker 1907-5-6 3236 Yolo Cache Creek Canyon Comment
  UCD73630  Senecio vulgaris Ellen Dean; Elizabeth Goebel 2008-4-7 4757 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  RSA97975  Sequoia sempervirens June McCaskill 1955-4-6 382 Yolo East side of water tower at west end of temporary building 4, University of California, Davis Comment
  CAS-BOT-BC492926  Sesuvium verrucosum Ellen Dean; C. Robbins 2013-8-28 7990 Yolo Eastern edge of the Cit of Woodland; property owned by City of Weedland. N of Gibson Rd extension on E side of Pole Line Rd (County Rd 102); N of existing sewer plant in an area that once had evaporation ponds 0 Comment
  UCD143934  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
  UCD92584  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo just north of city limits of Davis on Pole Line Rd.. Comment
  UCD92621  Setaria parviflora Arthur M. Shapiro 1982-8-31 s.n. Yolo UCD campus, edge of bike path near Ryerson Hall just east of La Rue Road. 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
  CHSC117313  Setaria pumila B. Castro; Tom Boullion 2008-8-22 1764 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, W of ' Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD92730  Setaria pumila June McCaskill; Katherine Onaga 1962-8-9 657 Yolo County Road 31, 0.3 mile east of junction with U.S. Highway 99W (Alternate 40). Comment
  SBBG26365  Setaria verticillata B. Crampton 1964-8-3 7137 Yolo Davis Comment
  UCR119096  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Sacramento Valley, 2 miles north of Davis. 15 Comment
  UCR266662  Setaria verticillata Jean V. Shepard 1999-10-7 022 Yolo Sacramento Valley, city of Davis, Fifth Street between Poleline and 'L' Streets Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD58030  Sherardia arvensis Ellen Dean; K. Mawdsley 2007-4-6 3569 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UC1221007  Sibara virginica Beecher Crampton 1963-3-20 6713 Yolo Alden Pond , Alden Pond (UC Davis campus) Comment
  JEPS50072  Sidalcea diploscypha W. L. Jepson 1884-5-1 14078 Yolo w Winters (Putah Canyon); , w of Winters Comment
  UC187416  Sidalcea keckii J. W. Blankinship 1893-5-30 Yolo Capay Valley Comment
  UCD116620  Sidalcea keckii C. F. Ehlig 1951-4-22 34 Yolo 5 miles west of US 99W on Road 29. Comment
  UCD116623  Sidalcea keckii Fleur Ng'weno 1989-5-1 DQ 27 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD135835  Silybum marianum A. S. Crafts 1926-7-8 451 Yolo University Farm Campus, Davis. Comment
  UCD80973  Silybum marianum Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5356 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
  CDA30596  Sinapis arvensis M. Beyers 2010-5-12 453 Yolo Just east of County Road 87, along County Road 19. Sheet 1 of 2. 54 Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD73623  Sinapis arvensis Ellen Dean; Elizabeth Goebel 2008-4-7 4750 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  CAS-BOT-BC74923  Sinapis arvensis W. D. Hamilton 1946-3-6 s.n. Yolo Davis. Comment
  UCD115421  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  CAS-BOT-BC75046  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg. Sacramento River. Comment
  UCD160366  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and between 3rd and 4th Sts. in an alley. Comment
  UCD35785  Sisymbrium irio Beecher Crampton 1962-4-23 6232 Yolo Davis. Comment
  CAS-BOT-BC75300  Sisymbrium officinale W. D. Hamilton 1946-4-20 s.n. Yolo Davis. Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UCD138845  Sisyrinchium bellum P. Thompson 1996-4-21 27 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD48244  Sisyrinchium bellum Ryan Knox; E. McDermott, G. Walden 2002-4-13 18 Yolo Yolo Co., 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. 503 Comment
  UCD126826  Solanum americanum W. T. P. 1916-10-1 s.n. Yolo Putah Creek near Davis. Comment
  CDA5909  Solanum cardiophyllum T. C. Fuller 1969-8-7 18855 Yolo Veg. Crops Dept., University of California, Davis. 0 Comment
  UCD68077  Solanum carolinense A. M. Shapiro 1996-5-19 s.n. Yolo University of California, Davis, East of Buehler Alumni Center, in daylily border. Comment
  UCD149360  Solanum elaeagnifolium H. Levier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  CDA19896  Solanum elaeagnifolium R. Breckenridge 2002-7-2 PDR 1204558 Yolo Sacramento Valley; 718 Railroad Ave, Winters. 0 Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126900  Solanum elaeagnifolium Charles B. Heiser Jr.; Walter Russell 1946-5-20 s.n. Yolo campus, University of California, Davis. Comment
  UCD126908  Solanum elaeagnifolium H. Sevier 1931-6-24 2233 Yolo Davis. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. 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
  UCR219518  Solanum nigrum Jean V. Shepard 2000-4-21 147 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, east of parking lot on the south side of road 12 Comment
  CDA20310  Solanum nigrum M. Stephenson 2001-7-23 s.n. Yolo Davis, alley east of the 500 block of D Street. 0 Comment
  UCD126946  Solanum nigrum 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
  UCD126947  Solanum nigrum Charles B. Heiser Jr. 1947-5-30 s.n. Yolo 1st and F Streets, Davis. Comment
  UCD126948  Solanum nigrum R. Tofsrud 1949-6-1 s.n. Yolo Grown in Davis. Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  UCD126983  Solanum parishii H. B. Nidever 1951-5-26 35 Yolo 2 miles north of Rumsey, Cache Creek Canyon. 137 Comment
  UCD126984  Solanum parishii M. Phillips 1929-4-30 1973 Yolo Putah Canyon. Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. 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
  UC1087487  Solanum rostratum June McCaskill and Katherine Onaga 1958-6-25 Yolo South side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  UCD127005  Solanum rostratum June McCaskill; Katherine Onaga 1958-6-25 581 Yolo south side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  UCD19123  Solanum rostratum A. M. Shapiro 1988-12-17 s.n. Yolo city of Davis, UC Davis campus, north of new Food and Ag building. Comment
  UCD33866  Solanum rostratum Beecher Crampton 1974-7-8 9060 Yolo UC Davis Campus. Comment
  CDA36935  Sonchus asper 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
  UCD151007  Sonchus asper subsp. asper D. S. Park 2010-5-14 87 Yolo UCD Arboretum. Near Creek. 29 Comment
  CAS-BOT-BC374579  Sonchus oleraceus A. J. Bassinger 1920-10-14 s.n. Yolo Conaway ranch, Woodland Comment
  UCD136190  Sonchus oleraceus P. B. Kennedy 1914-3 s.n. Yolo Berkeley Hills. Comment
  UCD35513  Sonchus oleraceus Beecher Crampton 1957-7-16 4354 Yolo University of California, Davis Campus. In field north of Hunt Hall. Comment
  SEINET3228402 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  SEINET11696018  Sorghastrum nutans Unknown n d s.n. Yolo no further locality Comment
  CDA2477  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  CDA2486  Sorghum bicolor G. D. Barbe, T. C. Fuller 1979-9-2 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland. 0 Comment
  UCD92781  Sorghum bicolor Beecher Crampton 1980-9-19 s.n. Yolo UC Davis. West of Agricultural Services. Comment
  UCD92650  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo Davis. Comment
  UCD95030  Sorghum halepense June McCaskill; J. M. Tucker 1960-10-4 613 Yolo W side of County Round 99, 1.1 miles N of junction with County Road 29, ca. 4 miles S of Woodland. Comment
  UCD108503  Spartium junceum M. Ramos 1996-5-7 19 Yolo One mile west of Winters on Highway 128. 137 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
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 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 east boundary of park, near ruts in road. 12 Comment
  UCD21405  Spergularia bocconi J. Shepard 2001-5-6 450 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 100 yards west of Department of Defense fence 12 Comment
  CAS-BOT-BC390126  Spergularia bocconi G. B. Rossbach; R. P. Rossbach 1938-5-31 657 Yolo 6 mi. south of Woodland Comment
  RSA0097267  Spergularia bocconi W. R. Jordan 1967-4-17 35 Yolo Junction of Sutter Bypass and Robbins Reclamation Canal, 5 miles NE of Knights Landing. 15 Comment
  SEINET5726656 Image available Spergularia bocconi J. M. Tucker 1977-1 4392 Yolo Orchard Park greenhouse complex (Range 3), University of California campus; Davis Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  RSA261409  Spergularia macrotheca var. leucantha M. N. Artist 1965-5-22 21 Yolo County Road 100, 1 mile N of junction with County Road 31, Davis. Comment
  RSA734204  Sphaeralcea Keith E. Hoffmaster 1939-4-26 943 Yolo Putah Canyon. Comment
  SEINET12723377 Image available Sphaeralcea ambigua R. H. Miller 1949-1 31 Yolo University of California arboretum, Davis Comment
  RSA261453  Spirodela polyrhiza Helen North 1967-5-27 46 Yolo Near Putah Lodge, University of California, Davis 0 Comment
  SEINET8201583 Image available Spirodela polyrhiza Rosalie B. Lopopolo 1967-1 19 Yolo On Putah Creek, 50 yards from Putah Recreation Lodge bridge, Univesrity of California campus. 15 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
  RSA447286  Stachys Robert Gustafson 1985-6-15 3181 Yolo Jct. of Road 25 & 103, southeast of Woodland. Comment
  UCD125554  Stachys ajugoides Beecher Crampton 1961-5-8 5864 Yolo Davis, north city limits along County Road 31. Comment
  UCD125796  Stachys ajugoides J. Marshall 1933-8-1 s.n. Yolo field near Davis. Comment
  UCD35194  Stachys ajugoides Beecher Crampton 1953-8-29 1617 Yolo Davis High School lawn, Davis. Comment
  UCD35641  Stachys ajugoides Beecher Crampton 1959-6-10 5341 Yolo Just north of Davis, along County Road 31. Comment
  CAS-BOT-BC374801  Stebbinsoseris heterocarpa Blankinship 1893-3-19 s.n. Yolo Unspecified Comment
  SD240962  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 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 (Grays Pond 7.5'Q) 17 Comment
  UCD99458  Stellaria nitens A. A. Beetle 1945-2-22 4185 Yolo Cottonwood Slough, south of Madison. Comment
  UCD39779  Stevia Beecher Crampton 1975-11-8 s.n. Yolo Greenhouse grown, UC Davis Campus. Comment
  SEINET241282 Image available Stipa lessingiana Beecher Crampton 1961-4-10 T.O. 2532 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  SEINET240473  Stipa nutans Beecher Crampton 1953-6-11 1805 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD34294  Suaeda calceoliformis Beecher Crampton 1978-11-3 9674 Yolo 4 miles s.e. Woodland. Comment
  CHSC79156  Suaeda moquinii Beecher Crampton 1978-6-27 9613 Yolo 4 miles S.E. of Woodland. Comment
  UCD99634  Suaeda nigra M. Phillips 1929-10-1 2048 Yolo near Davis. Comment
  UCD56742  Symphoricarpos albus var. laevigatus Ellen Dean; M. Bibbo 2007-3-23 3434 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
  UCD38923  Symphyotrichum chilense Beecher Crampton 1961-10-25 6043 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  CAS-BOT-BC211528  Tamarix parviflora H. H. Dickson 1950-5-25 31 Yolo Putah Creek, 7 miles west of Davis on road to Winter in new subdivision Comment
  SEINET10575097  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 79 Yolo Overpass, Jct. Interstate 505 and CA Hwy. 16. Comment
  SEINET10962078  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 80 Yolo 2 mi N of Hwy CA 16 at Madison, end of road near quarry, along creek. Comment
  UC917147  Tamarix parviflora H. H. Dickson 1950-5-25 31 Yolo 7 mi w Davis (on road to Winters, in a new subdivision); Putah Creek Comment
  UCD150990  Taraxacum officinale D. S. Park 2010-5-5 70 Yolo UCD, disturbed. North-east of SLB. 11 Comment
  UCD136809  Taraxacum officinale Collector Unknown 1925-7-14 1631 Yolo Davis. Comment
  UCD96954  Tetragonia tetragonoides C. F. Ehlig 1951-5-2 43 Yolo Truck Crops Field Plots, 2 miles west of Davis. Comment
  CAS-BOT-BC202042  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles northeast of Davis (Along County Road 102) Comment
  UC596390  Thysanocarpus curvipes R. F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon Comment
  UCD115957  Thysanocarpus curvipes Marvin Nies 1951-2-23 3 Yolo 5 miles NW of Rumsey. 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
  UCD56716  Thysanocarpus curvipes Ellen Dean; M. Bibbo 2007-3-23 3409 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
  UCD115975  Thysanocarpus curvipes E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  RSA0057421  Thysanocarpus laciniatus Keith E. Hoffmaster 1946-3-29 1060 Yolo Putah Canyon, near Napa County line. Comment
  SEINET11173502 Image available Tipuana tipu J. M. Tucker 1962-11-6 3646 Yolo East side of Solano Park Bridge and on south side of old stream channel, arboretum, University of California campus, Davis Comment
  CDA36214  Torilis arvensis G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14732 Yolo Inner Coast Range; West side of Cache Creek along CA Hwy. 16, 5.5 miles southeast of the Colusa County line. Comment
  UCD160030  Torilis arvensis Ellen Dean; Tom Starbuck, Lita Dean 2015-4-20 8626 Yolo City of Davis. Front yard at 817 Linden Lane. 15 Comment
  UCD170673  Torilis arvensis Jean Shepard 2018-5-7 915 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD59309  Torilis arvensis Ellen Dean; Kate Mawdsley 2007-5-11 3733 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
  UCD128182  Torilis nodosa Fleur Ng'weno 1989-5-1 DQ 26 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  CAS-BOT-BC173005  Toxicodendron diversilobum Clarence R. Quick 1971-5-31 71 -53 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  CAS-BOT-BC173006  Toxicodendron diversilobum Alice Eastwood 1927-3-28 14202 Yolo Near Winters Comment
  CAS-BOT-BC173007  Toxicodendron diversilobum Charles B. Heiser, Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis Comment
  RSA590203  Toxicodendron diversilobum Michael A. Vincent, Robert Rhode 1996-3-30 7252 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD72425  Toxicoscordion fremontii Ellen Dean 2008-4-25 4853 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD37534  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD161090  Tragopogon porrifolius Jean Shepard 1999-3-27 10 Yolo City of Davis, Myrtle Pl. Comment
  UCD141700  Triadica sebifera Ellen Dean; M. Taylor 2013-6-21 7812 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD107388  Tribulus terrestris K. Esau 1931-6-1 2235 Yolo University of Farm Campus. Comment
  UCD107368  Trifolium albopurpureum Collector Unknown 1938-3-26 s.n. Yolo Putah Canyon. Comment
  UCD35736  Trifolium albopurpureum Beecher Crampton 1953-4-4 1059 Yolo Rangelands west of Guinda, Capay Valley. 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
  UCD56702  Trifolium bifidum Ellen Dean; M. Bibbo 2007-3-23 3395 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
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  UCD33043  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo 2 miles west of Winters. Comment
  SBBG29018  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD108256  Trifolium ciliolatum Beecher Crampton 1953-4-9 1064 Yolo 5 miles west of Winters. Comment
  UCD82170  Trifolium depauperatum J. Shepard 2001-3-16 397 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), to Co. Rd. 36; thence ~.5 mi east along road; then 20 m north of park fence along Co. Rd 36. 12 Comment
  UCR219526  Trifolium depauperatum Jean V. Shepard 2004-3-21 636 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east on unpaved entrance road, to Dept. of Defence fence, and 30 yards south 12 Comment
  UCR119136  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-8 1757 Yolo Sacramento Valley, 2 miles east of Davis Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. Comment
  SBBG115697  Trifolium depauperatum var. truncatum B. Crampton 1996-4-22 10335 Yolo 3.5 mi SE of Woodland, along Mavis-Henson (Field) rd, just E of its jct with county Rd 102 and just S of Rd 25 Comment
  SBBG29024  Trifolium depauperatum var. truncatum B. Crampton 1966-4-28 7681 Yolo 1 mi SW Saxon Station Comment
  UCD35009  Trifolium depauperatum var. truncatum Beecher Crampton 1998-4-21 10345 Yolo Cca. 3.5 miles SE of Woodland along County Road 102, east of Mavis - Hanson field. Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD35738  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-31 1053 Yolo About 4 miles west of Davis. Comment
  UCD35373  Trifolium dichotomum Beecher Crampton 1956-4-9 3243 Yolo 1.5 miles north of Davis. Comment
  UCR197974  Trifolium fragiferum Beecher Crampton 1953-8-20 1598 Yolo Sacramento Valley, UC Davis campus 16 Comment
  UC1221000  Trifolium fucatum Beecher Crampton 1962-5-1 6364 Yolo 1/4 mi s Saxon Station (County Rds 106 and 38 junction) Comment
  UC631596  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo outskirts Davis Comment
  UC631611  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UC631612  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo Medicago Flats at University Farm Davis Comment
  UCD38306  Trifolium fucatum Beecher Crampton 1954-4-8 1756 Yolo 2 miles NE of Davis. Comment
  UCD38307  Trifolium fucatum Beecher Crampton 1954-4-8 1755 Yolo 2 miles NE of Davis. Comment
  UCD41001  Trifolium fucatum Carol W. Witham 2003-4-11 931 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 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
  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
  UCD108998  Trifolium fucatum C. P. Dutt 1928-4-15 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD33624  Trifolium fucatum Beecher Crampton 1971-4-21 8675 Yolo 6 miles WNW of Davis, along County Road 96 between County Roads 30 and 31. Comment
  UCD33787  Trifolium fucatum Beecher Crampton 1973-4-16 8915 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39054  Trifolium fucatum Beecher Crampton 1962-5-1 6364 Yolo 1/4 mile south Saxon Station, Sacramento Northern R.R. junction County Roads 106 and 38 Comment
  SBBG29026  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, along the railroad Comment
  SEINET9361354  Trifolium gracilentum Unknown 1966-4-11 7639 Yolo Woodland, railroad station. Along railroad. Comment
  UCD38429  Trifolium gracilentum Beecher Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract. Comment
  UCD21385  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-26 427 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 0.3 miles on County Road 36. Then, 50 yards north into field. 12 Comment
  UCD58043  Trifolium hirtum Ellen Dean; K. Mawdsley 2007-4-6 3582 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. 476 Comment
  UCD73237  Trifolium hirtum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4902 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 91 Comment
  RSA636080  Trifolium hirtum Robert M. Rhode, Barbara Nemeth 1998-5-13 183 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
  UCD41126  Trifolium incarnatum K. Arhangelsky 2002-4-12 183 Yolo Eastern foothills of inner north coast range, Capay Valley. Outside Rumsey. Comment
  UCD111233  Trifolium incarnatum W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD62845  Trifolium microcephalum Elaine Chow; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD63080  Trifolium microcephalum Ellen Dean 2008-4-9 4789 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  UCD35935  Trifolium microcephalum Beecher Crampton 1953-4-9 1065 Yolo Putah Canyon, 5 miles west of Winters. Comment
  UCD35273  Trifolium olivaceum Beecher Crampton 1955-4-14 2475 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD107344  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of Winters. Comment
  UCD39965  Trifolium parviflorum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 302-565. Comment
  CDA28028  Trifolium resupinatum D. G. Kelch 2007-4-4 7 .112 Yolo Davis; Portage Bay East near Russell Blvd. Comment
  UCD72422  Trifolium subterraneum Ellen Dean 2008-4-25 4850 Yolo Tuleyome Ireland Ranch, central part of ranch along loop road. 621 Comment
  SEINET240469  Trifolium tridentatum Beecher Crampton 1962-4-26 2776 Yolo UC Davis agronomy experimental area. Comment
  UCD146739  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
  UCD109538  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD109859  Trifolium willdenovii Jack Maze 1963-4-27 18 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD109866  Trifolium willdenovii K. O'Keefe 1995-6-3 s.n. Yolo 100 m from west side of Cold Creek, 250 m from confluence with Putah Creek. Below and east of Lake Berryessa, on side of Highway 128. 120 Comment
  UCD23218  Trifolium willdenovii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34223  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD41083  Trifolium willdenovii N. Nicola 2003-4-22 249 Yolo Eastern foothills if inner north coast range, Capay Valley. Murphy property off Rd 70 on Hwy 16. Comment
  UCD55513  Trifolium willdenovii J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 649 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road about .4 mi., thence south 100 yd. 10 Comment
  UCD81464  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCR148123  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Sacramento Valley, 2 mi west of Winters on road 87 60 Comment
  UCR219528  Trifolium willdenovii Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 649 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd.(Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and 100 yards south 11 Comment
  OBI60000  Trifolium willdenovii Joseph Anderofer Ewan 1934-3-18 8684 Yolo Side cyn of Putab Crk 8 mi above Winters Comment
  RSA636067  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 181 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53m on County Rd #53, Comment
  RSA636078  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 180 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  UCD109844  Trifolium willdenovii Alan P. Godlewski 1974-4-25 s.n. Yolo South of Envir. Hort. On the U.C. Davis campus. 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
  UCD109864  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 14 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD33071  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD34397  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Yolo County, 2 miles west of Winters on road 87. Comment
  UCD35737  Trifolium willdenovii Beecher Crampton 1953-3-31 1055 Yolo Five miles west of Davis.