Search Results — 2000 specimen records retrieved (1395 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD20548  Abies cephalonica Glen Forister 1981-4-8 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, N. end of can yard. Comment
  SEINET13352687 Image available Abutilon megapotamicum June McCaskill 1954-4-13 228 Yolo Yard at 426 D Street, Davis Comment
  SD125430  Abutilon theophrasti Herman Timm, June McCaskill 1976-9-1 Yolo Weed: Annual weed; in Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, UC Davis. Comment
  UCD116167  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. Comment
  UCD33836  Abutilon theophrasti Beecher Crampton 1973-7-30 8990 Yolo Yolo County, Davis, one plant along Covell blvd. Comment
  CDA4912  Abutilon theophrasti T. C. Fuller 1959-10-1 3265 Yolo Yolo Bypass at railroad trestle, River Road, ca. 4 miles east of Woodland. 0 Comment
  UCD39750  Acacia longifolia Beecher Crampton 1957-3-18 s.n. Yolo University of California, Davis Campus. Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, 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
  UCD18429  Acer W. 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
  POM136911  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SBBG4085  Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Hwy 16, 1.7 mi NW of Rumsey Comment
  SEINET3195255 Image available Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest of Rumsey Comment
  SEINET12240124  Acer macrophyllum Unknown 1997-5-10 18 Yolo along Putah Creek just E of Hwy 128 across from Stebbin's Reserve parking area 170 Comment
  SEINET7894023  Acer macrophyllum Schank 1959-3-29 s.n. Yolo About 4 mi. W of Winter, near the stream ascending from Putah Canyon. 366 Comment
  SBBG14320  Acer negundo L. B. Hendrix 1962-4-28 26 Yolo University of Californica campus, Davis Comment
  SBBG4089  Acer negundo G. V. Morejohn 1954-4-23 14 Yolo 4.5 mi W of Davis Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD39759  Acer negundo Beecher Crampton 1976-3-20 9360 Yolo Along Putah Creek, Vaca Mnts., ca. 8 miles west of Winters. Comment
  RSA273224  Acer negundo subsp. californicum Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SEINET3195241 Image available Acer negundo var. californicum David Lawfer 1952-3-19 127 Yolo Bank of Putah Creek, 4 miles west of Davis Comment
  UCD81459  Acer negundo var. californicum M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD128293  Achillea millefolium J. K. Couch 1995-5-14 3 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD150941  Achillea millefolium D. S. Park; D. Potter 2010-4-22 22 Yolo 128 roadside east, edge of parking area. Small population. Disturbed. 86 Comment
  UCD160086  Achillea millefolium Jessica Sanchez 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
  SEINET5712610  Achillea millefolium var. californica Russel Hopper 1975-1 22 Yolo 3.5 miles west of Winters on State Hwy 128.; Winters 56 Comment
  UCD128413  Achyrachaena mollis P. B. Kennedy 1915-4-26 s.n. 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
  UCD21229  Achyrachaena mollis J. Shepard 2000-4-1 104 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 south side of entrance road just beyond parking lots. 12 Comment
  UCD128398  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD128400  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD128426  Achyrachaena mollis E. H. Stanford 1940-4-28 s.n. Yolo Putah. Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. 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
  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
  UCD104484  Acmispon wrangelianus R. A. Blanchard 1932-4-22 2277 Yolo Yolo Causeway, Davis to Sacramento. Comment
  UCD40986  Acmispon wrangelianus Carol W. Witham 2003-4-9 916 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56766  Acmispon wrangelianus Ellen Dean; M. Bibbo 2007-3-23 3458 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD62726  Acmispon wrangelianus Alan Yip; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCD104546  Acmispon wrangelianus E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD128395  Acroptilon repens Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, along Galveston Street. Comment
  UCD128511  Acroptilon repens W. D. Norton 1931-4-24 2182 Yolo location unknown. Comment
  UCD128571  Acroptilon repens W. D. Norton 1931-5-1 2201 Yolo location unknown. Comment
  CDA19179  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Sacramento Valley; near the junction of East Main St. and Hwy 128, Winters. 0 Comment
  UCD112612  Adenostoma fasciculatum Kevin Fort Date Unknown 23 Yolo E side of Pleasants Valley Road, 3 miles from Monticello Dam by car, 20 feet from roadside. Comment
  UCD62793  Adiantum jordanii Susan Zhang; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UC1927082  Adiantum jordanii Layne Huiet 2006-5-20 120 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  SEINET240106  Aegilops speltoides Beecher Crampton 1961-5-8 T.O. 2621 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row E - 81. Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  SBBG21209  Aegilops triuncialis B. Crampton 1959-5-26 Yolo 2.5 mi W of Winters Comment
  UCD51553  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo 2 miles west of Winters, County Road 87. Comment
  UCD51569  Aegilops triuncialis Beecher Crampton 1972-5-28 8809 Yolo Road 95 west of Airstrip. Comment
  UCD81600  Aegilops triuncialis Collector Unknown 1955-7-11 s.n. Yolo Western Yolo Range. Comment
  UCD136654  Aesculus californica Clinton C. Shock 1980-5-3 78 Yolo State Highway 16, 4.7 miles south of Yolo county line. Along Cache Creek. 152 Comment
  UCD14643  Aesculus californica Deanna Lynn Pfleger 1989-6-7 8 Yolo Stebbins Cold Canyon Reserve. 100 yards from road to Stebbins Reserve; 97 Comment
  UCD15547  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve. 97 Comment
  UCD15600  Aesculus californica Lisa Montany 1985-5-4 15 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  UCD15650  Aesculus californica Rachelle Raymond 1989-5-29 606 Yolo Outside Stebbins Reserve, Rd 128. 121 Comment
  SEINET5743816 Image available Aesculus californica Betsy Rich 1974-1 35 Yolo Foothill oak grassland near Putah Creek; State Hwy 128, 1 mile W of its intersection with Pleasants Valley Road.; Putah Creek Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET241286 Image available Agropyron fragile Beecher Crampton 1960-6-24 T.O. 2516 Yolo UC Davis Agronomy experimental area, plant introduction nursery, planted as seed obtained from SCS Plant Materials Cen. Comment
  SEINET3915957  Agropyron orientale Beecher Crampton 1965-4-30 3259 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row I-21.; 0 Comment
  UCD97906  Agrostemma githago var. githago Beecher Crampton 1964-8-11 s.n. Yolo Department of Biochemistry Experimental Plots on UC Davis campus. Comment
  UCD41037  Agrostis avenacea Carol W. Witham 2003-4-26 969 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA1700  Agrostis capillaris N. van Kleeck 1975-2-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  CDA1705  Agrostis capillaris N. van Kleeck 1971-8-3 Yolo 1400 Whittier Drive, Davis. 0 Comment
  RSA654917  Agrostis densiflora Beecher Crampton 1963-6-20 3108 Yolo UC Davis Agrostis Nursery, A-G. Grown from seed collected July 27, 1955 in Mendocino County, 4 miles south of Fort Bragg, 1.5 miles north of Caspar along State Highway 1, near Jughandle Creek Comment
  UCD52281  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis, Field - campus - Berkeley. Comment
  UCD160365  Agrostis gigantea Jean Shepard 2006-6-25 794 Yolo City of Davis, yard, 1800 block Myrtle Place. 15 Comment
  UCD53492  Agrostis stolonifera Leonard 1919-6-14 X 3064 Yolo Davis. Comment
Read comments
Jul 22 2006
  UCD53533  Agrostis stolonifera Leonard 1919-6-13 x 3063 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
  UCD59340  Aira caryophyllea Ellen Dean; Kate Mawdsley 2007-5-11 3764 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. 546 Comment
  UCD73107  Aira caryophyllea Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 a 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
  RSA697343  Aira danthonioides Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  UCD116181  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
  SEINET10846601  Allium cepa Stephanie Frischie 2000-10-14 Frischie 148 Yolo Davis Farmers' Market, Davis, CA. 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
  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
  CAS-BOT-BC475458  Allium serra Annetta Carter 1938-5-7 1361 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast range 152 Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. 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
  CAS-BOT-BC137974  Alopecurus saccatus Mabel Wiesendanger Phillips 1927-4-29 597 Yolo Davis. Comment
  UCD21304  Alopecurus saccatus J. Shepard; Vince Forcella 2000-5-13 245 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55956  Alopecurus saccatus Beecher Crampton 1960-5-9 5503 Yolo 3/4 miles southwest of Saxon Station. Comment
  UCD55982  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo 1.5 miles north of Davis. Comment
  UC735710  Amaranthus albus Charles B. Heiser Jr. 1947-5-30 1921 Yolo Davis Comment
  UCD81844  Amaranthus albus Ellen Dean; M. Showers, G. Harrington 2009-6-3 5762 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCD97174  Amaranthus albus R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UC917189  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo near Botany Building; Univ. of Calif. Campus, Davis Comment
  UCD97193  Amaranthus blitoides R. L. Ferral 1954-5-31 29 Yolo In an unoccupied greenhouse, third from east in row north of Soils and Irrigation Building, University of California, Davis. Comment
  HSC83468  Amaranthus hybridus Clinton V. Kellner 1978-8-10 Yolo Garden area S of Orchard Park housing complex, University of California campus, Davis. Comment
  UCD149324  Amaranthus retroflexus Collector Unknown 1925-5-30 s.n. Yolo City of Davis. 15 Comment
  UCD97752  Amaranthus retroflexus A. S. Crafts 1926-7-8 479 Yolo University Farm Campus, Davis. Comment
  UCR197933  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  SEINET11935625  Amaranthus retroflexus Unknown 1988-1 36779 Yolo Campus of University of California, Davis Comment
  UCD97772  Amaranthus retroflexus P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. 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
  UCD128766  Ambrosia psilostachya Beecher Crampton 1952-10-11 856 Yolo 1 mile north of city of Davis. Comment
  UCD128822  Ambrosia psilostachya P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. 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
  UCD36088  Ambrosia psilostachya Beecher Crampton 1952-10-11 856 Yolo 1 mile north of city of Davis. Comment
  CDA29808  Ambrosia psilostachya M. K. Beyers, F. Favela, J. McDonnell 2009-8-29 209 Yolo Putah Creek. Downstream of the Monticello Dam, on sloping bank of the creek, adjacent to and on the same side as Highway 128. 0 Comment
  IRVC9308  Ambrosia psilostachya var. californica B. T. Gittins 1966-8-9 1512 Yolo N side Putah Creek; just below Monticello Dam. Comment
  RSA312868  Ammannia auriculata Malcolm A. Nobs, S. Galen Smith 1949-7-18 1004 Yolo Winters, Sacramento Valley Comment
  UC572557  Ammannia coccinea H. S. Yates 1936-8-11 6143 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UCD102904  Ammannia coccinea Malcolm A. Nobs; S. Galen Smith 1949-7-18 1004 Yolo North of Winters, Sacramento Valley. Alkaline 'Grasslands' of the San Joaquin Valley. Comment
  UCD81537  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD126102  Ammi majus Beecher Crampton 1954-7-20 2227 Yolo Oakville Comment
  HSC93550  Ammi visnaga G. Fred Hrusa, T. D. Wilfred 1996-12-19 13952 Yolo Levee along Tule Canal, ~3/4 mi. E of I-5 and 1/4 mi. N of Sacramento River on S side of Yolo Bypass 15 Comment
  SJSU10984  Ammi visnaga H. P. Allmendinger 1972-8-20 109 Yolo 6 mi S of Winters Comment
  UCD20898  Ammi visnaga N. Nicola 2001-5-16 126 Yolo Southern Sacramento Valley, near town of Knights Landing Comment
  UCD37759  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  RSA167161  Ammi visnaga June McCaskill 1963-8-14 668 Yolo South side of 2nd Street, 1 mile east of its junction with L Street, Davis Comment
  SFV2575  Ammi visnaga B. J. McCaskill 1963-8-14 668 Yolo Sacramento Valley Davis. In dry soil in depression between road and railroad tracks. South side of 2nd St., 1 mile east of its junction with L St.. Comment
  UCD126106  Ammi visnaga Beecher Crampton 1968-9-4 8331 Yolo Yolo Bypass ca. 4.5 miles E of Davis. Comment
  UC725784  Amsinckia A. A. Heller 1940-4-7 15531 Yolo in a field just w of the limits of Winters Comment
  CDA36937  Amsinckia intermedia 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
  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
  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
  UCD75872  Amsinckia intermedia Pamela G. Riley; B. Harker, J. MacLean 2002-4-27 117 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
  OBI54944  Amsinckia intermedia Kathleen Faustini 1980-4-9 4 Yolo Slope W of Rec Pool Lodge; UCD Comment
  SEINET5612762 Image available Amsinckia intermedia Unknown 1974-1 6 Yolo California: Yolo County, Davis F street; Grassy field along roadside, disturbed soil. Flws. orange-yellow. Comment
  UCD82326  Amsinckia intermedia Robin McMaster 1973-4-15 316 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD160105  Amsinckia lycopsoides Taylor Wolzen 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. 176 Comment
  UCD82161  Amsinckia lycopsoides J. Shepard 2000-5-13 241 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UCD119769  Amsinckia menziesii K. Twitchell 1996-4-21 16 Yolo Davis, Road 96. Near Russell Blvd. 22 Comment
  RSA0089944  Amsinckia menziesii D. Charlton 1990-3-3 4170 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UC1178374  Amsinckia tessellata var. gloriosa P. M. Ray 1951-4-2 K 25 Yolo no of Rumsey 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
  UC1151617  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo State Hwy 128, 8.5 mi w Winters; Vaca Mtns., Putah Creek Canyon Comment
  SBBG444  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt Comment
  UCD56099  Andropogon virginicus R. Tofsrud 1948-9-1 s.n. Yolo Putah Creek Canyon. Comment
  SEINET3918324  Andropogon virginicus var. hirsutior Alan A. Beetle 1946-7-13 4691 Yolo 1 miles below canon ball pt.; 0 Comment
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  SEINET5717760 Image available Anemopsis californica J. M. Tucker 1976-1 4371 Yolo From a planting at west end of courtyard of Robbins Hall, University of California, Davis.; Univ. of California, Davis Comment
  UCD60338  Angelica californica Ellen Dean; Kate Mawdsley 2007-5-11 3783 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CDA30586  Anthemis cotula M. Beyers 2010-5-12 439 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD129060  Anthemis cotula A. S. Crafts 1926-7-8 428 Yolo University Farm Campus, Davis. Comment
  UCD149363  Anthemis cotula Collector Unknown 1925-5-11 s.n. Yolo City of Davis. 15 Comment
  UCD127274  Anthriscus caucalis D. E. Schmidt 1960-4-3 18 Yolo Capay. 36 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
  UCD126279  Anthriscus caucalis Beecher Crampton 1979-4-27 s.n. Yolo CA. University of Davis. Comment
  UCD81565  Apocynum cannabinum W. W. Robbins; W. D. Norton 1928-8-1 1417 Yolo near Clarksburg. Comment
  RSA401383  Apocynum sibiricum Glenn A. Gorelick 1966-5-15 s.n. Yolo Along Cache Creek, parallel to Hwy 16, 2.2 miles north of Rumsey Comment
  SEINET8470679 Image available Aponogeton distachyos June McCaskill 1968-2-29 731 Yolo 14 Parkside Drive, Davis, CA Comment
  CHSC83109  Arbutus unedo Robert B. Deering 1956-11-28 450 Yolo Landscape Management Lath House; U.C.; Davis. Comment
  UCD34982  Arctium lappa Beecher Crampton 1997-6-27 10340 Yolo Yolo County, ca. 2 miles south of Woodland along county road 25A between county roads 99 and 99E. Comment
  UCD51474  Arctostaphylos hookeri Susan Sturgeon 1974-3-11 Yolo Near corner of A. Street. Comment
  SBBG118099  Arctostaphylos manzanita C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Yolo Hwy 16, 11.4 mi S of jct w/ Hwy 20, along Cache Crk 160 Comment
Read comments
May 17 2010
  UCD51920  Arctostaphylos manzanita F. W. Hays 1927-1-30 582 Yolo Putah Canyon. Comment
  UCD169007  Arctostaphylos manzanita subsp. laevigata Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9310 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters near Rattlesnake Rock. Along undeveloped road. Area has burned three times in the last three years. 213 Comment
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD33377  Aristida ternipes var. gentilis Beecher Crampton 1967-6-20 8130 Yolo Yolo County, ca. 5 miles west of Winters on Hwy. 128. Comment
  UCD34783  Aristida ternipes var. gentilis Beecher Crampton 1989-8-22 10228 Yolo Yolo County, 5 miles west of Winters on Hwy. 128. Comment
  LA76971  Aristolochia californica J. A. Ewan; 1934-3-18 8687 Yolo Putah Creek, 8 mi. above Winters Comment
  RSA416045  Aristolochia californica Joseph A. Ewan 1934-3-18 8687 Yolo Putah Creek, 8 miles above Winters. Comment
  RSA97978  Aristolochia californica G. V. Morejohn 1954-3-12 13 Yolo Near Cache Creek, along Hwy 128, 1.7 miles northwest of Rumsey Comment
  UCD56041  Arrhenatherum Beecher Crampton 1965-6-28 s.n. Yolo City of Davis. Campus of University of CA, Davis. Comment
  UCD129261  Artemisia biennis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD60450  Artemisia biennis A. M. Shapiro 2007-9-28 s.n. Yolo Yolo Bypass, West Sacramento. Comment
  UCD129306  Artemisia douglasiana A. S. Crafts 1926-7-8 453 Yolo University Farm Campus, Davis. Comment
  UCD96935  Artemisia douglasiana Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7001 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Lower reaches of canyon on west side of Bray Creek. Comment
  UCD149336  Artemisia dracunculus Collector Unknown 1953-12-23 s.n. Yolo City of Woodland. 25 Comment
  CDA11163  Artemisia vulgaris G. F. Hrusa 1993-11-1 11575 Yolo Central Valley; Originally dug alongside railroad at Tisdale Dr. S. Sacramento. Current site of Meadowview Light Rail Station. Comment
  UCD56076  Arundo donax R. Tofsrud 1941-10-1 s.n. Yolo Davis. Comment
  SEINET11696156  Arundo donax var. versicolor Unknown 1962-11-3 s.n. Yolo city of Davis Comment
  RSA401675B  Asclepias cordifolia Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD97112  Asclepias cordifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7012 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. Comment
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  JEPS49854  Asclepias eriocarpa Willis L. Jepson 1892-7-27 14534 Yolo Putah Pass, Yolo-Napa county line Putah Canyon Comment
  RSA261476  Asclepias eriocarpa L. F. Pardee 1972-5-22 23 Yolo with herbs and grasses in flat, dry, open area near north bank of Putah Creek; state recreation area ca. 8 mi. west of Winters on Highway 128. Comment
  UCD141695  Asclepias fascicularis Ellen Dean; M. Taylor 2013-6-21 7807 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
  UCD97108  Asclepias fascicularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7008 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  UCD121371  Asclepias speciosa Jeanette Van Emon 1983-7-22 s.n. Yolo East Davis, vacant lot north side of 5th Street, across street from City of Davis Recycle Center. Comment
  UCD121374  Asclepias speciosa C. B. Heiser Jr. 1947-6-14 1935 Yolo Davis. Comment
  CDA13742  Aster chilensis G. F. Hrusa, T. D. Wilfred 1996-9-26 13578 Yolo Central Valley; Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  JEPS54607  Astragalus douglasii W. L. Jepson 1920-5-23 8960 Yolo Buckeye Creek bed , vicinity Hershey (vicinity Hershey) Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  CAS-BOT-BC193222  Astragalus tener var. ferrisiae Roxana S. Ferris 1917-4-20 706 Yolo Tule land west of Dunnigan Comment
  UCD105340  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD72401  Astragalus tener var. ferrisiae Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3705 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
  UC2014133  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  UCD105357  Astragalus tener var. tener Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD33057  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD60340  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC17437  Athysanus pusillus Alice Eastwood 1927-3-28 14208 Yolo Winters. Comment
  UCD18481  Atriplex A. M. Shapiro 1988-8-1 s.n. Yolo West Sacramento, vacant lot. Comment
  RSA97526  Atriplex Beecher Crampton 1954-8-20 2263 Yolo Along old Putah Creek channel, Davis. Comment
  UCD97252  Atriplex argentea var. expansa M. Phillips 1929-10-1 2050 Yolo near Davis. Comment
  JEPS90592  Atriplex depressa Dean W. Taylor 1993-8-30 14059 Yolo ca. 100 m se <junction of> Road 102 <and> Rd. 25 (ca. 6 mi n of Davis); Sacramento Valley Comment
  SEINET3140452  Atriplex depressa H. Stutz 1993-10-29 95979 Yolo Woodland Comment
  RSA97505  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo 3 miles north of Davis Comment
  UCD44953  Atriplex hortensis Jean V. Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  JEPS100802  Atriplex joaquinana Dean W. Taylor 1993-7-9 13851 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  JEPS80669  Atriplex joaquinana L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5517 Yolo s of Road 25 and w of Road 103 about 3 mi se Woodland; se of Woodland Comment
  SEINET271590  Atriplex joaquinana H. C. Stutz 1990-8-15 95329 Yolo 3.5 mi. S-SE of Woodland Jct. of Rd. 25 and Rd. 103. Comment
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  UCD34573  Atriplex joaquinana Beecher Crampton 1985-9-5 10018 Yolo Yolo County, 3.5 miles S.E. of Woodland on road 25, (T9N R2E sect. 11). Comment
  UCD62894  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62895  Atriplex joaquinana Erica Smith 2007-7-12 10 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62898  Atriplex joaquinana Erica Smith 2007-7-12 11 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
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212356  Atriplex joaquinana Erica Smith 2007-7-12 09 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET4135106  Atriplex joaquinana Howard C. Stutz 1995-8-7 9800 Yolo Southeast corner of Road 25 and Road 103. Woodland.; 0 Comment
  SEINET4135110  Atriplex joaquinana Howard C. Stutz 1990-8-15 95329 Yolo Located 3.5 miles SSE of Woodland, junction of Road 25 and Road 103.; 0 Comment
  UCD97525  Atriplex lentiformis R. A. Pendleton 1939-11-1 s.n. Yolo Davis, UC campus. Comment
  SD247395  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 Yolo Southern Sacramento Valley: midway between Davis and Sacramento along Highway 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area. 10 Comment
  CAS-BOT-BC168432  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  UCD143966  Atriplex prostrata Ellen Dean; T. Starbuck 2013-10-26 8014 a Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. In Putah Creek Vegetation Survey Plot LRF 4E. 6 Comment
  UCD81062  Atriplex prostrata Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5596 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
  UCD97617  Atriplex prostrata P. N. Annand 1929-10-19 2078 Yolo west end of Yolo Causeway. Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  UCD97710  Atriplex semibaccata P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  POM164927  Atriplex serenana H. M. Hall 1916-8-10 10263 Yolo Woodland. Comment
  RSA697342  Avena barbata Keith E. Hoffmaster 1941-3-26 s.n. Yolo Putah can. Comment
  UCD56157  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northeast of Davis. Along County Road 29. Comment
  UCD15598  Avena fatua Lisa Montany 1985-5-4 12 Yolo Stevenson's Bridge (Stevenson's Road) over Putah Creek. 27 Comment
  UCD41020  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56328  Avena fatua M. Wiesendanger 1927-4-29 588 Yolo Davis. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. 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
  UCD56538  Avena sterilis Beecher Crampton 1978-5-24 s.n. Yolo UC Davis campus. Agronomy Experimental area. Plant Introduction Nursery. Comment
  UCD129420  Baccharis glutinosa J. M. Tucker 1951-10-31 2307 Yolo about 1 mile east of Sorroco Station, southeastern Yolo County. Comment
  UCD96940  Baccharis pilularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7004 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Two thirds of the way up canyon. Comment
  SBBG83448  Baccharis salicifolia D. Reed 1975-5-10 34 Yolo Putah Crk, ca. 0.7 mi W of jct of St Hwy 128 and County Rd 86 91 Comment
  UCD129302  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1954-4-15 1773 Yolo 5 miles west of city of Winters. Putah Creek, Putah Canyon. Comment
  UCD129303  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1975-8-22 9246 Yolo county road 104 1 1/2 miles north of county road 28. Comment
  UCD129483  Baccharis salicifolia subsp. salicifolia Kay Ryugo 1952-4-12 1022 Yolo Putah Creek, 5 miles west of Winters. Comment
  UCD34089  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-4-17 9379 Yolo UC Davis campus, south of university airport along Putah Creek. Comment
  UCD94984  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD38518  Bassia hyssopifolia Beecher Crampton 1955-8-25 3139 Yolo Junction County Roads 24 and 102, 4 miles east of Woodland. Comment
  UCD56452  Bellis perennis J. Shepard 2007-3-4 806 Yolo City of Davis, Slide Hill Park, south side of Temple Drive at Myrtle Place. 15 Comment
  JEPS127569  Beta vulgaris B. Castro with Tom Boullion, Jessica Boyt 2008-10-21 1770 Yolo Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of Wild Irishman Bend on topo map, on W bank of the Sacramento River at RM 85.6. Knights Landing 7.5' Quad. Comment
  CDA21294  Boehmeria cylindrica G. F. Hrusa, C. & E. Dogwin 2007-10-18 17081 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  JEPS114055  Boehmeria cylindrica Robert E. Preston 2007-10-4 2581 Yolo 2.5 mi S of Clarksburg, along Sacramento River, ca. 200 m S of the boat ramp. Comment
  RSA654049  Boisduvalia cleistogama Beecher Crampton 1975-6-18 9222 Yolo Junction of county roads 38 and 106 off the SW corner Comment
  CAS-BOT-BC28210  Bolboschoenus fluviatilis Roxana Judkins [later Mrs. Ferris q.v.] Stinchfield 1916-6-11 s.n. Yolo Tule at mouth of Buckeye Cr. Comment
  SEINET8574352 Image available Bolboschoenus fluviatilis C. F. Ehling 1951-5-19 46 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD139995  Bolboschoenus fluviatilis C. F. Ehlig 1951-5-19 46 Yolo 7 miles east of Davis. Comment
  UCD141647  Bolboschoenus glaucus Ellen Dean; M. Taylor 2013-6-12 7785 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 3A of Putah Creek vegetation survey. 6 Comment
  UCD142977  Bolboschoenus glaucus Ellen Dean; C. Robbins 2013-8-28 7995 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
  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
  UCD150644  Bolboschoenus robustus Laird Miers 1972-6-5 s.n. Yolo Putah Creek approx. 7 mi. W of Davis. Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD33465  Bothriochloa saccharoides Beecher Crampton 1968-9-6 8337 Yolo Yolo County, 2 miles west of Winters on Hwy. 128. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  CDA31561  Bouteloua curtipendula Sartain & Rominger 1973-6-25 Yolo Northwest of Dunnigan, County Road #2 0 Comment
  UCD56856  Bouteloua curtipendula Beecher Crampton 1961-10-25 6039 Yolo 2.5 miles south of Woodland. Along County Road 98. Comment
  UCD114724  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  UCR235456  Brassica hirta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18781 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
  UCD114606  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD33713  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  UCD114812  Brassica rapa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD38765  Brassica rapa Beecher Crampton 1958-1-7 4656 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCR198154  Brassica rapa Jean V. Shepard 2007-2-11 805 Yolo Sacramento Valley, city of Davis, yard on Myrtle Place 15 Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD129701  Brickellia californica M. Phillips 1929-10-1 2068 Yolo Putah Canyon. Comment
  UCD72446  Brickellia californica Ellen Dean 2008-4-25 4869 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  RSA638774  Briza minor Michael A. Vincent, Ethan H. Freid 1998-4-7 8157 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  SEINET205135  Brodiaea pulchella Robert Haydon 1966-3-20 13 Yolo State Highway 128 4 miles west of Winters. Comment
  UC1155614  Bromus G. L. Stebbins Jr. 1943-4-15 Yolo University of California, Davis Comment
  UCD33164  Bromus Beecher Crampton 1967-4-26 7842 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  CAS-BOT-BC144294  Bromus arizonicus Beecher Crampton 1956-3-29 3238 Yolo Around S.P. railroad Station, Davis. Comment
  SBBG117244  Bromus arizonicus B. Crampton 1956-3-30 3238 Yolo Davis, Southern Pacific Railroad Stn Comment
  UCD37837  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57670  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Davis. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  UCR119124  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 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
  SACT000487  Bromus catharticus Brian Brown 1975-12-27 Yolo dry habitat Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. Pylman) Comment
  UCD33559  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo Yolo County, UC Davis, Dairy road. Comment
  CAS-BOT-BC155608  Bromus diandrus Beecher Crampton 1956-3-28 3235 Yolo Along Putah Creek, Davis, Yolo-Solano county border. Comment
  CDA30901  Bromus diandrus M. Beyers 2010-4-3 340 Yolo Along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  RSA697041  Bromus diandrus Lois Weston 1942-4-20 1124 Yolo Davis. 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
  UCD33165  Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Yolo County, Davis, around buildings. Comment
  UCD38551  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Comment
  UCD58558  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCR237586  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18606 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  CAS-BOT-BC155288  Bromus hordeaceus P. F. Knowles 1941-1-1 s.n. Yolo Davis. Greenhouse. Comment
  CAS-BOT-BC155290  Bromus hordeaceus W. D. Hamilton 1946-4-19 s.n. Yolo Along S.P. R.R. about 4 miles north of Davis. Comment
  UC1543157  Bromus hordeaceus Charlotte G. Nast 1936-4-17 129 Yolo n of Davis (Woodland Highway); Woodland Highway Comment
  UCD37382  Bromus hordeaceus Beecher Crampton 1960-4-26 5488 Yolo City of Davis. Comment
  UCD56712  Bromus hordeaceus Ellen Dean; M. Bibbo 2007-3-23 3405 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58620  Bromus hordeaceus Beecher Crampton 1956-5-10 3364 Yolo Putah Creek. In the UC-Davis arboretum. Comment
  SEINET240101 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G - 31. Comment
  SEINET242020 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-31 Comment
  UCD58846  Bromus inermis L. Y. Leonard 1919-6-13 X 3062 Yolo Davis. Comment
  UC1040708  Bromus laevipes Beecher Crampton 1956-5-31 3492 Yolo foothills 3.5 mi w of Winters (border of Yolo-Solano Counties) Comment
  UCD59348  Bromus laevipes Ellen Dean; Kate Mawdsley 2007-5-11 3772 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 part of ranch. 472 Comment
  UCD39898  Bromus macrostachys Beecher Crampton 1967-6-23 s.n. Yolo UC Davis Campus, Genetics Experimental Area, lathouse around benches; origin from T.O. 4281. 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
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59707  Bromus sterilis Beecher Crampton 1956-3-19 3233 Yolo Along railroad, Davis. Comment
  SEINET3923356  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Davis, Southern Pacific Railroad.; 0 Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET241291 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET239027  Bromus willdenowii Beecher Crampton 1972-3-29 8778 Yolo UC Davis campus. Pasture. Comment
  CAS-BOT-BC438637  Calandrinia ciliata Alice Eastwood 1927-3-28 14238 Yolo Near Winters Comment
  UC735707  Calandrinia ciliata Walter Russell 1947-4-5 1894 a Yolo Davis Comment
  UCD146828  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21350  Calandrinia ciliata J. Shepard 2001-2-16 362 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot on the north side, in archery range. 12 Comment
  UCD56770  Calandrinia ciliata Ellen Dean; M. Bibbo 2007-3-23 3462 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD82188  Calandrinia ciliata J. Shepard 2004-3-7 631 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  HSC17636  Calandrinia ciliata M. Dole 1963-4-7 10 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  SEINET5726742 Image available Calandrinia ciliata Sidki Sadik 1960-1 1 Yolo ca. 0.25 mile north of airport, University of California; Davis 18 Comment
  UCD100247  Calandrinia ciliata Mrs. L. H. Phillips 1929-3-14 1758 Yolo University Farm. Comment
  UCD102981  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. 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
  UCR219525  Callitriche marginata Jean V. Shepard 2004-3-7 634 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 0.2 south 12 Comment
  UCR219527  Callitriche marginata Jean V. Shepard 2004-3-21 644 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and c. 20 yards west of Dept. of Defence fence, 0.4 mi south, and c. 40 yards north of County Road 36 12 Comment
  UCD39217  Calochortus amabilis Beecher Crampton 1953-4-7 1060 Yolo Capay Valley. Comment
Read comments
Feb 17 2006
  SBBG35345  Calochortus luteus J. Sieferman 1969-5-9 Yolo 2 mi W of Zamora Comment
  CAS-BOT-BC270868  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  UC1876270  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 mi SW of Guinda on Rd. 53. 495 Comment
  UCD129820  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles southwest of Brooks, 1.5 miles north of Berryessa Peak, southwest facing serpentine ridge, 300 yards east of road. 640 Comment
  UCD129896  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles east of Lake County line on Rieff-Rayhouse Road. Comment
  UC1516206  Calycanthus occidentalis W. H. Brewer 1862-8-6 1318 Yolo Rag Canyon Comment
  UCD39205  Calycanthus occidentalis Beecher Crampton 1953-5-19 1310 Yolo 9 miles west of Winters, along canyon slopes of Putah Creek. 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
  CDA16258  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-10-13 14119 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  RSA733902  Calystegia purpurata Ellen Dean, M. Bibbo 2002-7-5 1114 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 686 Comment
  UCD13305  Calystegia purpurata Bill Chally 1989-6-2 24 Yolo Yolo CO. T8N, R2W, Sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  POM256525  Camissonia graciliflora E. K. Crum 1938-5-7 2006 Yolo Comanche Hills, Inner North Coast Range, 3.5 miles northwest of Rumsey 213 Comment
  UC763040  Camissoniopsis intermedia R. F. Hoover 1938-4-23 3195 Yolo grade on Rumsey-Arbuckle rd Comment
  UCD114165  Capsella A. A. Beetle 1945-2-22 4190 Yolo Cottonwood Slough, southwest of Madison. Comment
  CAS-BOT-BC37054  Capsella bursa-pastoris W. D. Hamilton 1946-3-5 s.n. Yolo Davis. Comment
  UCD14254  Capsella bursa-pastoris Laurie E. Miller 1974-4-7 86 Yolo Yolo County, Davis, off Hutchison Road, towards University of California, Davis Starling Control Lab; 19 Comment
  UCD81454  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD161223  Cardamine oligosperma Jean Shepard 2011-3-5 s.n. Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 1 mi past gate. 198 Comment
  UCD114536  Cardamine oligosperma Rolf Y. Berg 1964-3-14 s.n. Yolo Cache Creek Canyon, along State Highway 16, 2-5 miles northwest of Rumsey. Comment
  UCD114566  Cardamine oligosperma J. M. Tucker 1958-3-29 3372 Yolo Botany Greenhouse, University of California, Davis. Comment
  JEPS53330  Cardaria pubescens M. P. Bellue 1932-6-23 Yolo near Sacramento (Tiger's Inn); Tiger's Inn Comment
  UCD85576  Carduus pycnocephalus Alan P. Godlewski 1974-5-5 s.n. Yolo Growing near Putah Creek approximately 5 miles West of Winters. Comment
  UCD150944  Carduus pycnocephalus subsp. pycnocephalus D. S. Park; K. Mawdsley 2010-4-22 25 Yolo Stebbins Cold Canyon area west of creek. 81 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
  UCD59362  Carex barbarae Ellen Dean; Kate Mawdsley 2007-5-11 3786 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs, northeastern corner of ranch. 337 Comment
  CAS-BOT-BC19387  Carex barbarae J. Ewan 1934-3-18 8690 Yolo Putah Creek 6 miiles above Winters. Comment
  UCD140506  Carex lenticularis var. limnophila Cay Collette 1975-5-31 22 Yolo Knight's Landing. 25' from Sacramento River. 15 Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  UCD143963  Carya illinoinensis Ellen Dean; A. Lal 2013-7-16 7823 Yolo North side of Putah Creek at town of Winters. Property of M. Barbour, south of walnut orchard at end of Liwai Village Court near confluence of Putah Creek and Dry Creek. Putah Creek vegetation Survey areas DCC 1 and 2 at Dry Creek confluence site. 39 Comment
  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
  JEPS43522  Castilleja applegatei subsp. martinii Richard H. Ramsey 1961-3-18 11 Yolo Cache Creek Canyon, 3 miles northwest of Rumsey on Hwy. 16 Comment
  JEPS86177  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6671 Yolo ca 4 mi nw Rumsey; Cache Creek Canyon 300 Comment
  JEPS86178  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6672 Yolo ca 3 mi nw Rumsey; Cache Creek Canyon 250 Comment
  RSA654129  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UCD59339  Castilleja applegatei subsp. martinii Ellen Dean; Kate Mawdsley 2007-5-11 3763 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. 546 Comment
  UCD56755  Castilleja attenuata Ellen Dean; M. Bibbo 2007-3-23 3447 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
  SFV8325  Castilleja exserta D. C. Fruchtenicht 1965-4-27 11 Yolo Along Putah Creek. 3 miles west of Winters. On steep, south-facing roadbank. 152 Comment
  SEINET5739671 Image available Castilleja exserta subsp. exserta Rob Lee 1975-1 1 Yolo Steep west facing roadbank, State Hwy 128, 5 miles west of Winters.; Winters Comment
  UCD19503  Castilleja exserta subsp. exserta Terry Reedy 1974-4-6 72 Yolo 2.5 mi. west of Winters on Highway 128, beside road. 45 Comment
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) 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
  UCD55506  Caulanthus lasiophyllus J. Shepard 2003-4-27 603 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 Department of Defense property fence, then south 150 yd. 12 Comment
  UCD59380  Ceanothus cuneatus Ellen Dean; Kate Mawdsley 2007-6-8 3855 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. 621 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
  UCD20477  Ceanothus maritimus ATL 1981-3-13 HN 025 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. 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
Read comments
Jan 10 2015
  UCD20841  Ceanothus oliganthus N. Nicola 2001-4-5 57 Yolo Eastern side of inner north coast range, Putah Creek valley, Berryessa valley, along Hwy. 128, aprox. 1 mi. east as the crow flies of Monticello Dam. Comment
  SEINET5339367  Ceanothus prostratus Schank 1959-3-29 s.n. Yolo Found in the Mountain slope high in the hills along the Monticello Dam 5 miles west of Winters. 610 Comment
  UCD34380  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo Yolo County, 6 miles west of Winters along Hwy. 128, Putah Creek Canyon. Comment
  UCD57834  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Putah Creek Canyon, Hwy. 128, 7.4 miles west of Winters. Comment
  UCD57849  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo 6 miles west of Winters along State Hwy. 128. Comment
  CAS-BOT-BC276977  Centaurea calcitrapa Beecher Crampton 1958-7-24 5044 Yolo Along County Road 29, ca. 4 miles north of Davis Comment
  CDA18071  Centaurea calcitrapa J. Young 1999-6-29 PDR 1224552 Yolo Dunnigan. 0 Comment
  UCD130011  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins property, Co. Rd., 57 and Highway 16, Guinda. Comment
  UCD41114  Centaurea cyanus K. Arhangelsky 2002-5-9 209 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CDA32975  Centaurea iberica Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD129958  Centaurea jacea R. Tofsrud Date Unknown s.n. Yolo Davis. Comment
  UCD130071  Centaurea solstitialis J. K. Couch 1995-6-5 38 Yolo In Community Gardens in Davis, CA. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD170967  Centaurea solstitialis Ellen Dean 2018-8-12 9950 Yolo Yolo County. University of California, Davis, campus. Intersection of La Rue Drive nd Garrod Drive. Southwest corner of intersection. 17 Comment
  CAS-BOT-BC284495  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7316  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  JEPS46946  Centaurium trichanthum Willis L. Jepson 1892-7-27 14636 Yolo w of Winters; Mountain Region of Clear Lake, Putah Canyon, Devils Gate Comment
  RSA433716  Centranthus ruber Glenn A. Gorelick 1966-6-1 s.n. Yolo Along side of street, D St and 5th St in Davis. 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-BC279101  Centromadia parryi subsp. rudis A. A. Heller 1940-9-16 15838 Yolo About a mile north of Zamora on U. S. Highway #99W Comment
  CAS-BOT-BC279102  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
  JEPS81968  Centromadia parryi subsp. rudis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9120 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD135690  Centromadia parryi subsp. rudis Bruce G. Baldwin 1985-10-15 545 Yolo west edge of Yolo Causeway between Interstate 80 and the Davis-Sacramento railroad tracks. Comment
  UCD130202  Centromadia pungens P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD33819  Centromadia pungens Beecher Crampton 1973-6-22 8965 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD41296  Centromadia pungens Ellen Dean; Jean Shepard 2003-5-18 1800 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  CAS-BOT-BC279117  Centromadia pungens subsp. laevis David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 mi. N. of intersection with Sacramento Road) 30 Comment
  CAS-BOT-BC279413  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279405  Centromadia pungens subsp. pungens Beecher Crampton 1978-9-13 9665 Yolo Ca. 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 Comment
  CAS-BOT-BC279417  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2591 Yolo 1/2 mi. E. of Yolo Causeway, 3 mi. W. of Sacramento River 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
  UCD34608  Cephalanthus occidentalis Beecher Crampton 1986-8-26 10055 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCSB62932  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo No data 30 Comment
  UCD98010  Cerastium fontanum subsp. vulgare Michelle Mahoney 1965-5-20 21 Yolo Davis, southwest corner of 3rd and J streets. 15 Comment
  CAS-BOT-BC388243  Cerastium glomeratum W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon Comment
  UCD98033  Cerastium glomeratum Beecher Crampton 1965-4-2 s.n. Yolo UC Davis Campus. Comment
  CAS-BOT-BC207762  Cercis occidentalis Alice Eastwood 1927-3-28 14227 Yolo Near Winters Comment
  POM128980  Cercis occidentalis W. P. Taylor 1912-6-26 s.n. Yolo Rumsey Comment
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon Comment
  SEINET803180  Cercis occidentalis Frank W. Gould 1938-1 280 Yolo One mile from Rumsey on the road to Arbuckle. Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UCSB25090  Cercis occidentalis Masero, Ann 1967-2-12 Yolo On west side of Highway 16; 4.1 miles south of Bear Creek; in inner North Coastal Ranges 518 Comment
  UCD97111  Cercocarpus betuloides var. betuloides Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7011 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. Comment
  UCD22838  Ceropegia Roman Gankin 1962-1 s.n. Yolo Comment
  POM256527  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles N of Rumsey, Inner N Coast Range 213 Comment
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  RSA432483A  Chamaesyce serpillifolia H. S. Budd 1901-11 1931 Yolo Grafton. Comment
  UCD149332  Chenopodium album Collector Unknown 1925-6-12 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD21317  Chenopodium album J. Shepard 2000-5-26 273 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Parking lot on north side of entrance road. 12 Comment
  CAS-BOT-BC230033  Chenopodium album Beecher Crampton 1958-11-10 5138 Yolo UC Davis Campus, Pomology Comment
  UCD34175  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis, Russell Blvd. Comment
  SEINET5641786  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo Yolo County: City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. Weed in unintended flower bed.; 0 Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCR178426  Chenopodium rubrum Arthur M. Shapiro 2002-10-17 s.n. Yolo Sacramento Valley, West Sacramento, 0.5 miles west of Harbor Blvd. along railroad track 3 Comment
  UCD143932  Chenopodium rubrum var. rubrum Ellen Dean; C. Robbins 2013-8-28 7994 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
  UCD38276  Chenopodium vulvaria B. Crampton 1952-10-19 866 Yolo Davis. Comment
  UCD20549  Chionanthus virginicus A. T. Leiser 1981-11-11 Yolo Yolo County, Davis, UC Davis Campus, Tercero complex. Comment
  UC1040705  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo along US Hwy 99W 3 mi n Davis Comment
  UCD36777  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo Yolo County, 3 miles north of city of Davis, along U.S. Highway 99W. Comment
  SEINET3926099  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Along road 98 just north of jct. with road 25A.; 0 Comment
  UCD13311  Chlorogalum pomeridianum Bill Chally 1989-6-2 18 Yolo Yolo CO. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD18245  Chloropyron palmatum E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 452 Yolo SE side of city of Woodland, SE of junction of roads 102 and 25, south side of road 25, in county park, NE of old rodeo stables, along dirt road, southeast corner of manmade pond. Comment
  CAS-BOT-BC39660  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, Cross and East streets. Comment
  UCD20381  Chorizanthe membranacea K. Esau 1934-5-8 s. n. Yolo Putah Canyon. 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
  UCD130487  Cichorium intybus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD130312  Cichorium intybus Beecher Crampton 1968-7-31 8317 Yolo Davis. Comment
  UCD33460  Cichorium intybus Beecher Crampton 1968-7-31 8317 Yolo Davis. Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland 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
  UCD104015  Clarkia affinis L. P. Thibault 1995-5-21 45 Yolo NW edge of Highway 128, ca. 1/2 mile E of Monticello Dam. 125 Comment
  UCD160096  Clarkia affinis Lauren Bradt 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  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
  UCD104437  Clarkia concinna H. B. Nidever 1951-5-26 39 Yolo 2 miles N of Rumsey, Cache Creek Canyon. 106 Comment
  RSA758526  Clarkia concinna subsp. concinna George K. Helmkamp, E. A. Helmkamp 2009-5-20 14728 Yolo west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  POM32011  Clarkia concinna subsp. concinna C. F. Baker 1903-5-8 2982 Yolo Cache Creek canyon Comment
  UCD58052  Clarkia gracilis subsp. gracilis Ellen Dean; K. Mawdsley 2007-4-6 3592 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  POM32290  Clarkia purpurea subsp. purpurea C. F. Baker 5065 Yolo Cache Creek Canyon 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
  UCD59345  Clarkia unguiculata Ellen Dean; Kate Mawdsley 2007-5-11 3769 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 539 Comment
  UCD81013  Claytonia parviflora subsp. parviflora Jose-Luis Rayas; with PLB 102 students 2009-4-26 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, along old road. 113 Comment
  UCD15582  Claytonia perfoliata J. D. Clarck 1995-5-27 7 Yolo Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCD21220  Claytonia perfoliata J. Shepard 2000-3-24 89 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 south side of entrance road just beyond parking lots. 12 Comment
  UCD21354  Claytonia perfoliata J. Shepard 2001-2-25 382 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36. In the southeast corner of the park, bounded by DOD fence and County Road 36. 12 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
  UCD14402  Claytonia perfoliata Katherine Courtney 1983-4-22 1 Yolo 4 miles east of Winters along Highway 128; on the south side of the road. Comment
  SEINET197465 Image available Claytonia perfoliata subsp. perfoliata Everett H. Everson 1951-2-23 2 Yolo Cache Creek Canyon, 5.3 mi NW of Rumsey, border of Yolo and Colusa counties. Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  UCD100794  Claytonia perfoliata subsp. perfoliata F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD100820  Claytonia perfoliata subsp. perfoliata B. A. Madsm 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  CHSC57496  Clematis lasiantha Steven Triano 1987-4-13 41 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  UCR141659  Clematis lasiantha Katherine Esau 1933-5-24 s.n. Yolo Coast Range, Putah Canyon [Solano Co.?] Comment
  UCD170944  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  SEINET12239569  Coleonema pulchrum D. K. Sexton 1956-4-8 261 Yolo Christian Science Church, SE corner Sixth & D Streets, Davis Comment
  UCD123571  Collinsia heterophylla J. D. Clark 1995-5-27 1 Yolo along Mix Canyon Road, approximately 1/2 mile from intersection with Pleasant Valley Road in Winters. 45 Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  UCD35567  Collinsia heterophylla Beecher Crampton 1958-4-21 4712 Yolo 2.7 miles northwest of Rumsey, along State Hwy. 16 above Cache Creek. Comment
  UCD123606  Collinsia heterophylla J. McGrath 1963-3-8 4 Yolo at Recreation Beach along Putah Creek, State Highway 128, 8 miles west of Winters. Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD123652  Collinsia sparsiflora R. B. Griffith 1949-4-11 16 B Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UC596287  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UCD39204  Colutea arborescens Beecher Crampton 1953-5-25 1333 Yolo U.C. campus, Davis. Comment
  UCD39211  Conium maculatum Beecher Crampton 1953-5-28 1345 Yolo 2 miles west of West Sacramento. East end of the Yolo Causeway. Comment
  RSA0115713  Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildfire Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  SEINET233342 Image available Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo U.C. Davis campus, north of Briggs Hall 20 Comment
  UCD67917  Convolvulus arvensis Greg Vita 1978-5-21 32 Yolo Route 128, 3.3 miles east of Monticello Dam. Foothill woodland, full shade, along river. 60 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
  CDA16255  Conyza canadensis G. F. Hrusa 1997-10-13 14122 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). Mostly along railroad tracks parallel to river on N side. 0 Comment
  UC1312928  Coprosma X kirkii J. M. Tucker 1966-5-7 3945 Yolo 1101 Ovejas Avenue, Davis Comment
  CHSC79211  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo 4 miles SE of Woodland. Comment
  RSA420750  Cordylanthus palmatus Robert Gustafson 1985-6-15 3180 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  SEINET3101772  Cordylanthus palmatus Beecher Crampton 1978-1 Yolo Comment
  UCR118897  Cordylanthus palmatus Beecher Crampton 1978-6-27 9606 Yolo Sacramento Valley, 4 miles southeast of Woodland. 15 Comment
  UCR246504  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  UCR198032  Cordylanthus pilosus Arthur M. Shapiro 1994-9-7 s.n. Yolo West Sacramento, along jeep trail north of RR embankment, near east levee of Yolo Bypass Comment
  UCD127341  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy Tract, Davis. Comment
  CAS-BOT-BC474756  Cornus glabrata Ellen Dean; K. MacMillen 2013-8-9 7942 Yolo Downstream of Monticello Dam along Hwy 128, N side of Putah Creek in Putah Creek Vegetation Survey Plot 1NT4B 45 Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  CDA3691  Coronopus squamatus G. D. Barbe 1987-4-14 4267 Yolo Yolo Bypass north of I-80, 5 miles east of Davis. 0 Comment
  CAS-BOT-BC190029  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
  SEINET11248503 Image available Cotoneaster Mary L. Mello 1949-12-21 Yolo West of the Dairy Industry Building, University of California campus, Davis Comment
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  SEINET11248511 Image available Cotoneaster horizontalis Mary L. Mello 1949-12-21 Yolo East of Horticulture Building, University of California, Davis Comment
  UCD160187  Cotula australis J. Shepard 2012-4-21 866 Yolo City of Davis. Intersection of Third and G Sts. Comment
  UCD73723  Cotula australis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CDA20328  Cotula australis Sheri Gill 2005-4-25 s.n. Yolo Hwy 128, immediately west of Winters. 0 Comment
  UCD19104  Cotula coronopifolia A. M. Shapiro 1987-3-24 s.n. Yolo city of Davis, in median strip of Russell Blvd. near Anderson Rd. 15 Comment
  UCD21571  Cotula coronopifolia A. M. Shapiro 2003-4-20 s.n. Yolo Vacant lot SE of Buehler Alumni and Visitors' Center on the UC Davis campus. Comment
  UCD160468  Crassula connata Ellen Dean; Craig Thomsen 2015-3-21 8588 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  HSC41163  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo N of Yolo bypass, Ca. 20 mi. N of Sacramento along I-5. Under Southern Pacific Railroad trestle. Comment
  RSA657060  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UC735715  Cressa truxillensis Charles B. Heiser Jr. 1947-6-10 1932 Yolo West Sacramento Comment
  UCD162345  Crocanthemum scoparium Craig Thomsen 2006-6-8 2655 Yolo Camp Haswell Otis Ranch Regional Park. West side of Cache Creek. Vicinity of ridgeline trail Comment
  UCD160107  Croton setiger Taylor Wolzen 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD21300  Croton setiger J. Shepard 2000-5-13 240 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 parking lot on south side. 12 Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD142151  Croton setiger W. T. Pope 1916-10-5 s.n. Yolo University Farm. Comment
  CAS-BOT-BC190140  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo North of Yolo Bypass. Comment
  SEINET212947 Image available Crypsis schoenoides T. Lowrey 1973-8-15 12 Yolo 1.25 mi north of Rumsey Bridge on bank of Cache Creek Comment
  UCD36097  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD81885  Crypsis schoenoides Ellen Dean; Chiao-Yi Cheng, Jennifer Billick 2009-6-17 5770 Yolo Woodland Regional Park. City of Woodland property located on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD59976  Crypsis vaginiflora Beecher Crampton 1953-10-15 1695 Yolo Capay, Cache Creek. Comment
  UCD59981  Crypsis vaginiflora K. Esau and D. Hartmann 1941-7-17 s. n. Yolo Near Zamora. Comment
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UC625455  Cryptantha microstachys Frank W. Gould 1938-4-22 276 Yolo on the road from Rumsey to Arbuckle (near the Yolo-Colusa County line, at the head of Capay Valley); Capay Valley Comment
  SEINET11740549  Cupressus guadalupensis D. Hildreth, Milam, K. 1966-1-19 s.n. Yolo U.C. Davis Arboretum, Davis 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
  CAS-BOT-BC85600  Cupressus macnabiana Dr. Anderson s.n. Yolo 3 miles west of Rumsey - Cache Creek Comment
  UCD160556  Cupressus macnabiana G. Ledyard Stebbins 1954-2-1 s.n. Yolo Cedar Basin. No county given in original location information. This could be a Cedar Basin in a different county. Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland 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
  CDA33343  Cuscuta japonica Ramona Robison 2010-11-1 PDR# 1470296 Yolo Clarksburg; North River Road, north of Babel Slough Road. 0 Comment
  CHSC97913  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo West Sacramento; 1912 Proctor Ave. 4 Comment
  UCD84677  Cuscuta pentagona J. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD54471  Cuscuta pentagona R. Keith Glenn 1973-10-9 s.n. Yolo Sugar beat field ca. 2 miles south of Interstate hwy 80 on east edge of Yolo Bypass. Comment
  UCD35597  Cuscuta salina Beecher Crampton 1958-7-15 5012 Yolo Ca. 3 miles northeast of Davis. Comment
  UCD37711  Cuscuta salina Beecher Crampton 1961-7-25 5942 Yolo 1 mile southwest of Saxon Station. Comment
  UCD19479  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road #102), ca. 4 miles north of Davis. 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
  SEINET238360 Image available Cynodon Beecher Crampton 1970-6-24 8624 Yolo UC Davis campus sewer air exhaust. Comment
  SACT000832  Cynodon dactylon Brian Brown 1975-10-10 Yolo dry habitat Comment
  SEINET242436 Image available Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden. Comment
  UCD60030  Cynodon dactylon E. G. Cakin 1947-5-8 s.n. Yolo Davis. UC Davis, University Farm. Clear Lake ditch. Comment
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCD60097  Cynodon dactylon J. K. Couch 1995-6-1 33 Yolo In Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD60100  Cynodon dactylon Beecher Crampton 1970-6-24 8624 Yolo U. C. Davis Campus. Comment
  UCR119171  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Sacramento Valley, 2.5 miles west of Winters, State Highway 128. 46 Comment
  UCR152289  Cynodon dactylon Beecher Crampton 1959-3-24 5144 Yolo Sacramento Valley, city of Davis 16 Comment
  SEINET10515380  Cynodon dactylon Alan A. Beetle 1945-8-20 Beetle 4022 Yolo On Univ. of Calif. farm, with Ustilago cynondontis. Comment
  UCD119180  Cynoglossum grande Marvin Nies 1951-2-23 5 Yolo 5 miles north of Rumsey. Comment
  UCD47945  Cynoglossum grande Yumee Kim; L. Bachman, and P. Lalbhai 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 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 stream on the W side of the road. 487 Comment
  SD131803  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo Sacramento Valley; ca. 10 airmiles west of Woodland; Cache Creek at Road 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison; shallow backwater pool; gravelly. 36 Comment
  CAS-BOT-BC114575  Cyperus eragrostis Clarence Roy Quick 1968-8-25 68 -11 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 mi S of Clarksburg Comment
  UC569553  Cyperus eragrostis H. S. Yates 1936-8-14 6124 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD68027  Cyperus eragrostis Jean Dougherty 1986-5-29 86 -24 Yolo 2.3 miles Northwest on Russell Blvd. Found in a moist area, in wet soil. Comment
  RSA92356  Cyperus erythrorhizos Beecher Crampton 1954-9-28 2281 Yolo Rice levee, 5 miles east of Davis Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCSC000114  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 miles northeast of Knights Landing 15 Comment
  CAS-BOT-BC114277  Cyperus esculentus Clarence Roy Quick 1971-10-5 71 -64 Yolo Plyman-Quick garden, Merritt Island. Near Clarksburg. Comment
  UCD38253  Cyperus esculentus Beecher Crampton 1953-8-23 1599 Yolo Davis. Comment
  UC1563868  Cyperus odoratus Barbara Ertter 1988-10-21 7994 Yolo e. of gravel pits 1.5 mi. n. Madison (ca. 10 airmiles w. of Woodland, Cache Creek at Rd. 89 crossing just w. of I-505); Sacramento Valley, Cache Creek 36 Comment
  CAS-BOT-BC113923  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Rice levee, 5 mi E of Davis. Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis Comment
  CAS-BOT-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  UCD20597  Dactylis glomerata E. Dean; with M. Bibbo 2002-7-5 1140 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UC914227  Damasonium californicum Verne Grant and Alva Grant 1946-4-15 7672 Yolo Yolo Bypass Comment
  CAS-BOT-BC445499  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 3185 Yolo 9 1/2 mi. w. of Sacramento Comment
  UCD138011  Damasonium californicum W. R. Russell; C. B. Heiser 1947-5-3 1908 -c Yolo under Yolo Causeway. Comment
  UCD73099  Datisca glomerata Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4892 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  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
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UCD160933  Datura wrightii J. Shepard 2001-6-16 467 Yolo Co Rd 104, 2.2 mi S of intersection I-80, 100 yd S of bridge over Putah Creek, on W side of road 10 Comment
  UCD127401  Daucus carota Collector Unknown 1925-6-19 400 Yolo University Farm Campus, Davis. Comment
  UCD40914  Daucus carota Heidi Haugen 1984-4-15 23 Yolo Corner of Road 28 and Road 104. Yolo County Sanitary Landfill. 15 Comment
  UCD47831  Daucus pusillus J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 14 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of old town of Knoxville. 640 Comment
  UCD67904  Delairea odorata E. Dean 1996-12-12 365 Yolo City of Davis, UC Davis campus. Comment
  UCD95701  Delphinium decorum Ogden C. Riddle 1942-3-29 21 Yolo Road west of Recreation Beach in Putah Canyon. Comment
  UC1031394  Delphinium hansenii H. Lewis and G. Mehlquist 1941-5-9 Yolo State Hwy 28 3.6 mi w Winters Comment
  LA207394  Delphinium hansenii H. Lewis; G. Mehlquist 1941-9-5 sn Yolo State Highway #28, 3.6 mi. W of Winters Comment
  UCD95772  Delphinium hansenii H. Lewis; G. Mehlquist 1941-5-9 s.n. Yolo State Highway #28, 3.6 miles W of Winters. Comment
  UCD34233  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  CHSC100175  Delphinium hesperium subsp. pallescens John Dittes 2007-5-6 1146 Yolo Inner North Coast Range; eastern edge of Vaca Mountains; Audubon Bobcat Ranch; ca.2.7 air miles west by northwest of Winters, ca., 1.1 air mile southwest of confluence of Enos Creek and Dry Creek; ca. 0.7 air mile east x northeast of Grapevine Spring. 97 Comment
  CAS-BOT-BC9912  Delphinium nudicaule Edna Hannibal 1918-4-14 s.n. Yolo Capay Valley Comment
  CAS-BOT-BC16948  Delphinium variegatum subsp. variegatum Alice Eastwood 1927-3-28 14220 Yolo near Winters Comment
  RSA653960  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis Comment
  SD180625  Deschampsia danthonioides Beecher Crampton 1962-4-28 6344 Yolo 2 miles northeast of Davis near city dump Comment
  UCD147286  Deschampsia danthonioides Carol W. Witham 2003-4-11 924 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37588  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. 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
  UCD62686  Deschampsia danthonioides var. gracilis P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD62775  Deschampsia danthonioides var. gracilis A. A. Beetle Date Unknown 4372 Yolo Woodland Airport. Comment
  UC143057  Dichelostemma capitatum C. F. Baker 1903-5-7 3072 Yolo Rumsey Comment
  UCD139234  Dichelostemma capitatum P. Thompson 1996-4-21 31 Yolo Davis, south side of town, path parallel to Valdora Road. 17 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
  UCD56708  Dichelostemma capitatum Ellen Dean; M. Bibbo 2007-3-23 3401 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
  UCD160553  Dichelostemma capitatum subsp. capitatum Ellen Dean; Craig Thomsen 2015-3-21 8605 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  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
  UCD139208  Dichelostemma capitatum subsp. capitatum F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  SEINET205134  Dichelostemma multiflorum W. R. Hildreth 1963-4-7 10 Yolo Road 102 0.2 miles south of Road 28. Comment
  JEPS64144  Dichelostemma volubile Elizabeth Ferguson 1920-5-15 341 Yolo w of Winters; Putah Pass Comment
  SEINET10533887  Dichelostemma volubile Charles F. Baker 1903-5-7 Baker 3072 Yolo Rumsey, Calif. Comment
  SEINET239726 Image available Digitaria Beecher Crampton 1967-9-15 T.O. 4163 a Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD63934  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  CAS-BOT-BC209026  Digitaria sanguinalis Clarence R. Quick 1968-8-25 68 -07 Yolo Merritt Island near junction of county roaads #140 & 142, 3.5 miles south of Clarksburg Comment
  SBBG21236  Digitaria sanguinalis B. Crampton 1961-9-15 Yolo University of California Davis campus Comment
  SEINET238951 Image available Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell blvd. Divider strip. Comment
  UCD33147  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD63967  Digitaria sanguinalis C. B. Heiser Jr. 1946-9-3 Yolo Davis. Comment
  UCD64004  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  SEINET13768859 Image available Diplacus aurantiacus Jack Maze 1963-1 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach Comment
  UCD53914  Diplotaxis tenuifolia A. M. Shapiro 2004-10-31 s.n. Yolo Davis, apparently growing as a weed in community gardens opposite 1818 Fifth Street. Comment
  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
  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
  UCD41053  Distichlis spicata Carol W. Witham 2003-8-8 984 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD64577  Distichlis spicata Beecher Crampton 1958-6-30 4992 Yolo Davis, S. P. RR Station. Comment
  UCD64491  Distichlis spicata var. stricta A. A. Beetle 1946-7-13 4716 Yolo Putah Canyon. Comment
  UCD18437  Dittrichia graveolens A. M. Shapiro 1999-10-29 s.n. Yolo West Sacramento, ca. 0.5 km west of Harbor Blvd., north of West Capitol Ave., along jeep trail on south side of railroad embarkment. Comment
  SEINET9340548  Dittrichia graveolens Unknown 2003-12-3 Yolo Yolo Comment
  UCD168430  Dodecatheon hendersonii Ellen Dean 2017-3-15 9252 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD168481  Dodecatheon hendersonii Ellen Dean 2017-3-15 9269 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD20803  Dodecatheon hendersonii N. Nicola; C. Kremen 2001-3-16 19 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET5743811 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
  UCD37387  Downingia bicornuta Beecher Crampton 1960-5-9 5501 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD144779  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
  UC1220979  Downingia insignis Beecher Crampton 1962-4-28 6348 Yolo 2 mi ne Davis (city dump area) 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
  UCD84356  Downingia insignis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR118887  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo Sacramento Valley, 0.75 mile southwest of Saxon Station, along County Road 38. 15 Comment
  SD225747  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo Yolo County, 0.75 miles southwest of Saxon Station, along County Road 38. Comment
  UCD170374  Downingia insignis 21 Apr l 2000 s.n. Yolo Site of Greyhawk Housing Development, North of City of Winters. Comment
  UCD35025  Downingia insignis Beecher Crampton 1998-5-18 10365 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  UCD41306  Downingia ornatissima Ellen Dean; Jean Shepard 2003-5-18 1809 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD33963  Downingia ornatissima var. eximia Beecher Crampton 1975-5-23 9201 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UC1116670  Downingia ornatissima var. ornatissima Beecher Crampton 1960-5-9 5500 Yolo 1.25 mi sw Saxon Station 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
  UCD36179  Downingia pulchella Beecher Crampton 1953-3-31 1049 Yolo Yolo County, Madison. Comment
  UCD54988  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. 13 Comment
  UCD54989  Downingia pulchella C. Heiser; W. Russell 1947-5-3 s.n. Yolo Under Yolo Causeway. 4 Comment
  UCD54992  Downingia pulchella H. B. Nidever 1951-4-26 23 B Yolo 2.5 miles east of Davis. 9 Comment
  UCD84337  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD18289  Downingia pulchella Craig D. Thomsen 1998-6-4 s.n. Yolo SE of city of Woodland, south of road 25, 200 m west of road 103, in drying alkaline vernal pool. Comment
  UCD37381  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 miles W of Madison. Comment
  UCD150595  Drosanthemum floribundum Mary Ann Wescott 1972-5-23 44 Yolo Near Putah Creek, 2.5 mi. down on Rd.32. Comment
  UCD20591  Drymocallis glandulosa E. Dean; with M. Bibbo 2002-7-5 1134 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD59361  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD60339  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD101884  Dudleya cymosa R. F. Denno 1967-3-29 23 Yolo 0.5 mile east of Monticello Dam. 76 Comment
  JEPS49891  Dudleya cymosa Carl Purdy 1929-6-17 Yolo between Berryessa Valley and Winters Comment
Read comments
Jun 18 2010
  UC144380  Dudleya cymosa B 1902-5-8 3235 Yolo summit Yolo Mtn Comment
  UCD62899  Dudleya cymosa subsp. cymosa Christa Lindsey; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CAS-BOT-BC428063  Dudleya cymosa subsp. cymosa C. F. Baker 1902-5-8 3235 Yolo Summit of Yolo Mts. Comment
  SEINET1910266  Dysphania ambrosioides Barbara Ertter 1988-1 7988 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles E of Woodland, Sacramento Valley 37 Comment
  UCD98762  Dysphania botrys Collector Unknown 1929-3-1 1941 Yolo Univ. Farm, Davis. Comment
  UCD32966  Echinochloa Beecher Crampton 1965-8-18 7488 Yolo 3 miles W of Knight's Landing. Comment
  HSC87775  Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo 1/2 mile east of University of California, Davis. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  SEINET219764 Image available Echinochloa colona J. McCaskill, M Griggs; WA Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8 ca 1/2 mi E of University Airpost University of California Davis Comment
  SEINET246027 Image available Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. 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
  UCD38017  Echinochloa colona Beecher Crampton 1962-9-11 6668 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD60746  Echinochloa colona Michael Mount 1996-7-8 s. n. Yolo Road 27, 3/4 of a mile West of Road 98. Found in an irrigated agricultural area. Comment
  UCD60772  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCR119084  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Sacramento Valley, 2.5 miles west of city of Davis, along Russell Boulevard. 15 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
  SBBG115365  Echinochloa crus-galli B. Crampton 1965-7-7 7440 Yolo ca. 8.2 mi W of Winters on Hwy 128, Putah Crk Cyn Comment
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  SEINET8465059 Image available Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Sacramento Valley; 2.5 miles south of Woodland, along County Road 98. 30 Comment
  UCD32911  Echinochloa crus-galli Beecher Crampton 1965-7-7 7433 Yolo Yolo County, UC Davis, Campbell tract around irrigation valve. Comment
  UCD32912  Echinochloa crus-galli Beecher Crampton 1965-7-7 7434 Yolo Yolo County, 2.5 miles W.N.W. of Davis, jct. of county roads 98 and 31. Comment
  UCD32950  Echinochloa crus-galli Beecher Crampton 1965-7-27 7471 Yolo Yolo County, 3 miles east of Woodland. Comment
  UCD32963  Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles W of Knight's Landing. Comment
  UCD37755  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60827  Echinochloa crus-galli Beecher Crampton 1961-10-25 6037 Yolo 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60844  Echinochloa crus-galli Beecher Crampton 1958-11-3 5131 Yolo Campbell Tract, UC-D campus. Comment
  UCD60848  Echinochloa crus-galli Beecher Crampton 1953-8-30 1630 Yolo Cultivated field, 4 miles north of Woodland. Comment
  UCD60891  Echinochloa crus-galli G. F. Hrusa 1996-6-24 13073 Yolo North Coast Biodiversity Arena. Rd. 102 immed. S of intersection with Gibson Road. 15 Comment
  UCD60903  Echinochloa crus-galli H. R. Drever 1945-6-1 Yolo University of California campus, Davis. Comment
  SACT001027  Echinochloa crus-galli 1925-6-10 Yolo No collector/determiner listed. Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  UC735746  Echinodorus berteroi Charles B. Heiser Jr. 1947-7-22 1964 Yolo rice field n. of Davis Comment
  RSA261480  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo On N side of Putah Creek, S of Cal Aggie airstrip, University of California at Davis campus. Comment
  UC1562857  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD81564  Eclipta prostrata W. D. Norton 1928-9-1 1432 Yolo Woodland. Comment
  UCD81604  Ehrharta calycina Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  UCD14419  Ehrharta erecta Evelyn A. Healy 1996-5-1 s.n. Yolo Yolo Co.; Davis, on the east side of D street, between 6th and 7th streets; Comment
  UCR197966  Ehrharta panicea Beecher Crampton 1953-10-15 1687 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD21054  Elatine californica Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 234 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
  UCD84365  Elatine californica 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
  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
  CAS-BOT-BC221839  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn Comment
  RSA654059  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn. Comment
  SBBG26341  Eleusine indica B. Crampton 1964-7-29 7135 Yolo University of California Davis campus Comment
  UCD34178  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Yolo County, Davis, UC Davis campus quad lawn. Comment
  UCD61262  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo UC - Davis campus Main Quad. Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD141591  Elymus glaucus Ellen Dean 2013-5-15 7762 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD37934  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCR119163  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  UCD37677  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo Yolo County, northern city limit of Davis, along County Road 31. Comment
  UCD105387  Epilobium brachycarpum Daryl Koutnik; John Sowell 1978-10-27 570 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD36091  Epilobium brachycarpum Beecher Crampton 1952-10-12 859 Yolo 5 miles west of city of Davis, on Winters Road. Comment
  UCD37037  Epilobium campestre Beecher Crampton 1956-7-13 3706 Yolo Yolo Bypass. 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
  UC1043523  Epilobium canum subsp. canum P. C. Everett and E. K. Balls 1954-10-19 20367 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Cache Creek 152 Comment
  UCD146825  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA41104B  Epilobium foliosum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  SEINET9294442  Epilobium pygmaeum Unknown 1958-6-27 4989 Yolo Yolo County Comment
  CHSC59632  Epipactis gigantea Gregory Sutton 1974-4-28 62 Yolo Highway128, 4 miles below Monticello Dam. 30 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  RSA670128  Eragrostis June McCaskill 1976-9-9 s.n. Yolo City of Davis, Front yard of 731 A St. Comment
  UCD65699  Eragrostis June McCaskill 1976-9-9 s. n. Yolo city of Davis, front yard of 731 A Street. Comment
  SEINET9352879  Eragrostis Unknown 1976-9-9 Yolo Davis Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  CAS-BOT-BC204451  Eragrostis cilianensis P. B. Kennedy 1915-1-1 s.n. Yolo Davis Comment
  UC1153809  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo along County Road 27, 6 mi nw Davis Comment
  UCD32818  Eragrostis cilianensis Beecher Crampton 1964-7-28 7132 Yolo Yolo County, UC Davis campus, central garage. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD62944  Eragrostis cilianensis Beecher Crampton 1953-10-15 1685 Yolo UC - Davis. Comment
  UCD62945  Eragrostis cilianensis K. Esau 1941-6-28 Yolo Truck Crops Fields, Davis. Comment
  SEINET10562462  Eragrostis cilianensis Hair 1990-8-12 HAIR s.n. Yolo Davis, University of California, experimental plot A-12, W of State Highway 113. Sugar-beet field. Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  UCD63209  Eragrostis hypnoides R. Tofsrud 1942-11-1 163 Yolo Near Davis. Comment
  UCR151938  Eragrostis megastachya Beecher Crampton 1964-7-28 7132 Yolo Sacramento Valley, UC Davis campus, central garage 16 Comment
  UCD36478  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD81547  Eragrostis mexicana subsp. virescens W. D. Norton Date Unknown s.n. Yolo Yolo - Nurley Rn. Comment
  CAS-BOT-BC250928  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo City of Davis, University of California Agronomy Plots Comment
  UCD63436  Eragrostis minor A. A. Beetle 1942-10-1 1894 Yolo near Davis. Comment
  UCD65653  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-8-29 5971 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD65660  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  CAS-BOT-BC284078  Eragrostis pectinacea var. pectinacea unspecified 1929-5-9 s.n. Yolo Davis Comment
  UCD64507  Eragrostis pectinacea var. pectinacea Elizabeth Wilson Fall 1936 Yolo Davis. Comment
  UCD36496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD37754  Eragrostis pilosa Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  SEINET242439 Image available Eragrostis poaeoides Beecher Crampton 1954-9-10 s.n. Yolo UC Davis campus, Agronomy experimental area, plant introduction nursery. Comment
  UC1153798  Eragrostis trichodes Beecher Crampton 1957-8-19 Yolo Agronomy Experimental Areas Davis Campus Comment
  SEINET11695839  Eremopyrum orientale Unknown 1965-4-30 T.O. 3259 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD33785  Erigeron Beecher Crampton 1973-4-9 8912 Yolo Yolo County, Woodland, Courthouse N. 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
  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
  UCD34849  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson road. Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  UCD65722  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo 5 miles northwest of city of Davis, along County Road 29. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UCD65740  Eriochloa contracta D. Sumner 1960-9-21 5780 Yolo UC Davis Campus, Agronomy Experimental Areas. Comment
  POM65502  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey. Comment
  UCD119301  Eriodictyon californicum M. Wiesendanger 1927-5-4 651 Yolo Putah Canyon. Comment
  UCD15599  Eriodictyon californicum Lisa Montany 1985-5-4 14 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  UCD168491  Eriodictyon californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9281 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary on east-facing slope above Bray Canyon. Area has burned three times in the past three years. 175 Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CDA40323  Eriodictyon californicum T. C. Fuller 1958-4-23 352 -58 Yolo 1 mile north of Rumsey. 0 Comment
  UCD99845  Eriogonum crocatum T. E. Weier 1942-6-26 s.n. Yolo Davis, University Abroretum. Comment
  UC1949281  Eriogonum dasyanthemum Barbara Ertter with Annetta Carter 1989-5-28 8530 Yolo ca 5 airmiles WSW of Rumsey; Rahyhouse 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 Comment
  UCD32792  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Yolo County, 2 miles west of winters. Comment
  UCD37779  Eriogonum dasyanthemum Beecher Crampton 1962-1-4 6081 Yolo Yolo County, 4 miles west of Winters, State Highway 128, along Putah Creek. Comment
  SEINET5728877 Image available Eriogonum umbellatum Mohamed Shagrun 1960-1 s.n. Yolo University farm, University of California; Davis 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
  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
  JEPS84712  Erodium botrys John W. Willoughby 1977-3-17 1954 Yolo 1.3 mi e State Hwy. 128 jct w/ Pleasants Valley Road (County Rd. 86) (n of State Highway 128, large turnout on n side of highway, apricot orchard s of highway); Vaca Mountains 48 Comment
  UCD103060  Erodium botrys G. F. Hrusa 1996-4-10 12744 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 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
  UCD103121  Erodium brachycarpum Beecher Crampton 1960-4-26 5487 Yolo Davis, along the railroad. Comment
  UCD19450  Erodium cicutarium J. Shepard 2000-2-19 42 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; growing on north side of road. 12 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
  UCD56711  Erodium cicutarium Ellen Dean; M. Bibbo 2007-3-23 3404 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
  UCD62868  Erodium cicutarium Tavis Forrester; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCR220408  Erodium cicutarium Jean V. Shepard 2000-2-18 039 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104), east along unpaved entrance road 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
  SEINET5744338 Image available Erodium cicutarium Gary W. Elmstrom 1965-1 13 Yolo Along roadside, 2.5 miles N of Davis on Road 102.; Davis 15 Comment
  UCD103166  Erodium cicutarium J. Hardison 1989-5-11 129 Yolo Davis, near intersection of Hutchinson Dr. and Campbell Rd. Comment
  CDA12910  Erodium moschatum G. F. Hrusa 1996-4-1 12743 Yolo Central Valley; W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. Comment
  RSA0045322  Erodium moschatum Lois Weston 1942-4-7 1122 Yolo Univ. campus, Davis. Comment
  UCR198242  Eryngium aristulatum Dean Kelch 2007-5-18 07 .320 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  UC874909  Eryngium aristulatum var. aristulatum John Thomas Howell 1934-6-17 12248 Yolo 5 mi. s.w. Woodland 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
  UCD77687  Eryngium oblanceolatum Robert E. Preston 2000-8-6 1428 Yolo 4 mi se of Davis, at Yolo County Grasslands Park, 8 Comment
  UCD72415  Eryngium vaseyi Ellen Dean; Kate Mawdsley 2008-4-16 4820 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  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
  POM143102  Erysimum capitatum var. capitatum C. F. Baker 1903-5-8 2893 Yolo Cache Creek cannon [Canyon] Comment
  UCD94047  Eschscholzia caespitosa Shannon M. Still 2006-3-23 53 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 48 Comment
  UCD94053  Eschscholzia caespitosa Shannon M. Still 2006-3-23 60 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 77 Comment
  SEINET10825963 Image available Eschscholzia caespitosa Charles F. Baker 1903-5-8 Baker 2995 Yolo Summit of Yolo Mountains. Large tufts occasional among Adenostoma chaparral. Comment
  CDA24559  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  UCD95362  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD168435  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean 2017-3-15 9257 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. 62 Comment
  UCD73401  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean; Vance Russell 2008-4-1 4690 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on west side of Putah Creek, downstream of Monticello Dam. West side of Bray Canyon. 77 Comment
  CDA29467  Euphorbia oblongata Robin Breckenridge 2009-5-26 s.n. Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  UCD58083  Euphorbia peplus Ellen Dean; K. Mawdsley 2007-4-6 3621 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  SEINET12515071 Image available Euphorbia peplus S. T. Senewiratne 1955-4-2 28 Yolo Davis Comment
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD20602  Euphorbia serpillifolia E. Dean; with M. Bibbo 2002-7-5 1147 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  UCD38287  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Along Putah Creek. Comment
  UCD41024  Euphorbia spathulata Carol W. Witham 2003-4-11 954 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET10739595  Euphorbia spathulata Ethel K. Crum 1938-5-7 Crum 1983 Yolo Cache Creek canyon, Inner North Coast Range, four miles north of Rumsey. 152 Comment
  CAS-BOT-BC310662  Euthamia occidentalis Clarence R. Quick 1971-8-26 71 -60 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  CDA5283  Euthamia occidentalis P. Arnaud 1952-9-18 Yolo West Sacramento. 0 Comment
  UCD36459  Euthamia occidentalis Beecher Crampton 1953-9-30 1631 Yolo Knights Landing, Sycamore Slough. Comment
  UCD37758  Euthamia occidentalis Beecher Crampton 1961-10-25 6040 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD39939  Fagopyrum tataricum Beecher Crampton 1964-11-18 s.n. Yolo UC Davis Campus. Comment
  UCR118986  Festuca microstachys Beecher Crampton 1954-4-15 1775 Yolo Sacramento Valley, 2 miles west of city of Winters. 46 Comment
  SD180624  Festuca microstachys Beecher Crampton 1954-4-15 1775 Yolo 2 miles west of city of Winters 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
  UCD66294  Festuca rubra Beecher Crampton 1979-3-11 Yolo Davis. Comment
  UCR119001  Filago gallica Beecher Crampton 1965-4-27 7298 a Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 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
  UCD81389  Foeniculum vulgare M. Wiesendanger 1927-9-1 809 Yolo Davis. University Farm. Comment
  UCD120210  Frankenia salina Ellen Dean 2012-4-19 7324 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
  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
  UCD99599  Frankenia salina R. F. Miller 1930-6-25 2160 Yolo vicinity of Davis. Comment
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCD56759  Fraxinus dipetala Ellen Dean; M. Bibbo 2007-3-23 3451 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
  UCD69744  Fraxinus dipetala Glenn Luft 1989-4-8 15 Yolo Outside of Winters. 134 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD116326  Fremontodendron californicum Cyd Yonker 1991-5-6 5 Yolo East side of Russell Boulevard and Highway 113, Davis. Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 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
  JEPS52696  Galium bolanderi G. L. Stebbins Jr. 1966-2-22 6304 Yolo n side Cache Creek (canyon on s slope of mt., from State Hwy 16 to 2000 ft); Glasscock Mountain 457 Comment
  UCD160164  Galium murale Aaron Goodman 2015-4-12 5 b Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD73602  Galium murale Ellen Dean; Elizabeth Goebel 2008-4-7 4732 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD56763  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3455 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  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
  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
  SEINET11052817 Image available Genista canariensis June McCaskill 1954-5-12 301 Yolo West side of construction and Repair Building, University of California, Davis Comment
  CDA36942  Geranium dissectum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  JEPS84716  Geranium molle John W. Willoughby 1977-3-17 1952 Yolo 1.3 mi e State Hwy 128 jct with Pleasants Valley Rd (County Rd 86) (n of State Hwy 128, large turnout on n side of highway, apricot orchard s of highway); Vaca Mountains 48 Comment
  JEPS91370  Geranium molle Dean W. Taylor 1972-3-28 1385 Yolo near power lines at Monticello Dam, Lake Berryessa 304 Comment
  UCD56700  Geranium molle Ellen Dean; M. Bibbo 2007-3-23 3393 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD20869  Gilia capitata N. Nicola 2001-8-5 086 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD160552  Gilia clivorum Ellen Dean; Craig Thomsen 2015-3-21 8604 b Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD20796  Gilia tricolor N. Nicola; C. Kremen 2001-3-16 012 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD117945  Gilia tricolor A. A. Beetle 1945-2-22 4189 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  SEINET240094 Image available Glyceria declinata Beecher Crampton 1954-4-15 T.O. 2243 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD105759  Glycine max B. Crampton 1958-6-23 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCR242397  Glycyrrhiza glabra Ellen Dean, T. Starbuck 2001-8-21 7210 Yolo City of Davis, at SW corner of intersection of Cowell Blvd. and Drummond Ave., on south side of Hwy 80 12 Comment
  UCD105808  Glycyrrhiza lepidota D. H. Hartmann 1941-8-10 s.n. Yolo 10 mi. N. of Woodland on #24. Comment
  UCD105816  Glycyrrhiza lepidota M. Sokoloff 1924-6-1 s.n. Yolo Davis. Comment
  SEINET952189  Glycyrrhiza lepidota var. glutinosa P. B. Kennedy 1920-1 Yolo Hoeland Land co. Clarlssburg- Sacramento River Comment
  UCD105823  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-5-25 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, just N side of Interstate 80. 15 Comment
  UCD73133  Gnaphalium palustre Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD23202  Grindelia camporum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR36583  Grindelia camporum A. C. Sanders 1984-6-18 5057 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCR257081  Grindelia hirsutula var. davyi George K. Helmkamp, Mary Alice Barnes 2013-5-8 20513 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
  UCD86151  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  CDA4142  Halimodendron halodendron R. L. Farnham 1972-3-2 Yolo 200 feet west of Environmental Horticulture building on south side of Old Davis Road, University of California, Davis. 0 Comment
  UCD132793  Helianthus annuus Beecher Crampton 1973-10-16 9027 Yolo Winters, 1 mile west of Orchard area. Comment
  UCD132894  Helianthus bolanderi A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD132018  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD36458  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD37278  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD20899  Heliotropium curassavicum var. oculatum N. Nicola 2001-5-17 127 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC1313039  Heliotropium europaeum W. R. Russell 1965-6-21 Yolo ca. 2 mi. n. Davis (garden at Russell residence, Sharon Ave., Binning subdivision, w. end of Yolo causeway) Comment
  SFV3122  Heliotropium europaeum W. R. Russell 1965-6-21 s. n. Yolo Sacramento Valley In garden at Russell residence. Sharon Ave., Binning subdivision, about 2 miles north of Davis. Comment
  UCD119465  Heliotropium europaeum W. R. Russell 1965-6-21 s.n. Yolo In garden at Russell residence, Sharon Avenue, Binning subdivision, ca. 2 miles north of Davis. Comment
  UCD81067  Helminthotheca echioides Ellen Dean; Drew Maraglia 2009-4-15 5430 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  SBBG115851  Helminthotheca echioides B. Crampton 1985-7-12 10000 Yolo Davis, along 4th Street between University Ave and A Street Comment
  CAS-BOT-BC309974  Hemizonia congesta subsp. luzulifolia A. A. Heller 1940-9-16 15837 Yolo Along U. S. Highway #99W, between Zamora and Dunnigan Comment
  UCD21192  Hemizonia congesta subsp. luzulifolia J. Shepard 1999-8-10 16 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
  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
  UCR220395  Hemizonia congesta subsp. luzulifolia Jean V. Shepard 2000-6-9 302 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and south 12 Comment
  UCD35451  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1956-9-28 3874 Yolo 4 miles west of Davis. Comment
  UCR220398  Hemizonia fitchii Jean V. Shepard 2000-8-26 336 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road, south side between road and parking lot 12 Comment
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  RSA695593  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1940-4-28 952 Yolo Davis, about two miles north of town. Comment
  UCD18216  Hesperis matronalis Joe Ditomaso 2001-4-10 s.n. Yolo City of Davis, 8th St. and Eureka. Comment
  UCD112248  Hesperocyparis macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 Comment
  JEPS122880  Hesperolinon disjunctum Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-19 627 Yolo North side of Rayhouse Rd. along north shore Davis Reservoir on McLaughlin Reserve (just east of intersection of Road 40 and Road 8052) Comment
  UCD20516  Hesperolinon disjunctum E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1088 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UC1212262  Hesperolinon micranthum Helen K. Sharsmith 1952-6-1 4120 Yolo near summit of Knoxville-Rumsey road (sw of Cache Creek Canyon); Inner North Coast Ranges 731 Comment
  UCD113332  Heteromeles arbutifolia S. M. Smukler 1995-5-19 6 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, on the trail. Comment
  UCR206543  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2009-3-17 14406 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  RSA0072480  Heteromeles arbutifolia Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Comment
  JEPS2481  Heterotheca oregona var. scaberrima W. L. Jepson 1887-9-17 14677 Yolo near Winters; Putah Creek Comment
  JEPS84637  Hirschfeldia incana John W. Willoughby 1976-7-29 1807 Yolo Putah Creek, at fishing access along State Highway 128 about 1.2 mi NW of the junction of the highway and County Road 86 (Pleasants Valley Road) 60 Comment
  UCD115100  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD115145  Hirschfeldia incana T. Tomich 1949-5-30 60 Yolo Davis. Comment
  CDA20589  Hoita macrostachya P. Akers 2005-9-22 s.n. Yolo Inner North Coast Ranges; Cold Creek Canyon in Stebbins UC Reserve, E end of Lake Berryesa. 0 Comment
  UCD73652  Holcus lanatus Jean Shepard 2006-6-19 793 Yolo City of Davis. 1805 Myrtle Pl. Comment
  UCD41047  Holocarpha virgata subsp. virgata Carol W. Witham 2003-8-8 978 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36159  Hordeum brachyantherum Beecher Crampton 1953-3-16 1008 Yolo City of Madison. Comment
  UCD85286  Hordeum brachyantherum E. G. Cakin 1947-4-6 s.n. Yolo Roadside, 1/2 mile N of Davis. Comment
  UCD85405  Hordeum brachyantherum Fleur Ng'weno 1989-5-5 DQ 37 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  POM205107  Hordeum depressum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD37293  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo City of Davis, Southern Pacific Railroad Station. Comment
  UCD85594  Hordeum depressum A. A. Beetle 1946-4-15 4373 Yolo Woodland airport. Comment
  UCD85600  Hordeum depressum Beecher Crampton 1954-3-23 1748 Yolo 1.5 miles north of Davis. Comment
  UCR152107  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 mi NE of city of Davis, along Road 102 Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD147292  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
  UCD21264  Hordeum marinum subsp. gussoneanum J. Shepard 2000-4-30 154 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
  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
  UCR220388  Hordeum marinum subsp. gussoneanum Jean V. Shepard 2000-5-1 163 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, straight to east boundary of park south of track in field 12 Comment
  SEINET10611058  Hordeum marinum subsp. gussoneanum A. Arthur Heller 1902-4-30 Heller 5422 Yolo Black's. Comment
  RSA0018629  Hordeum murinum Keith E. Hoffmaster 1946-4-15 1071 Yolo Davis. Comment
  SEINET9314228  Hordeum murinum Unknown 1963-3-2 6712 Yolo UC Davis Campus Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  CDA2205  Hordeum murinum subsp. glaucum T. C. Fuller 1958-5-2 3953 Yolo Niessen property, 2 miles southwest of Esparto. 0 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
  CHSC114893  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  LA206388  Hordeum murinum subsp. leporinum I. L. Eaks; 1951-5-2 42 Yolo Truck Crops plots, 2 mi. W of Davis Comment
  UCD21224  Hordeum murinum subsp. leporinum J. Shepard 2000-3-24 94 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). Northwest corner of park boundary, at southeast corner of intersection of County Roads 104 and 35. 12 Comment
  UCD35376  Hordeum murinum subsp. leporinum Beecher Crampton 1956-3-30 3237 Yolo Davis. Comment
  UCD36327  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1344 Yolo Davis. Vacant lot. 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
  UCD86136  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD86472  Hordeum murinum subsp. leporinum R. Tofsrud 1942-5-1 165 Yolo Davis. Putah Creek. Comment
  UCR119174  Hordeum murinum subsp. leporinum Beecher Crampton 1962-3-30 6094 Yolo Sacramento Valley, City of Davis 15 Comment
  UCR151941  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo Sacramento Valley, UC Davis campus, dormitory-orchard area 16 Comment
  UCD80904  Hordeum murinum subsp. murinum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5308 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  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
  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
  UCD41110  Hypochaeris glabra N. Nicola 2002-4-22 191 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, north side of creek, off of Hwy 128. Comment
  UCD62847  Hypochaeris glabra Elaine Chow; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD41028  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD133485  Hypochaeris radicata G. H. Vansell 1936-7-19 s.n. Yolo Davis. Comment
  CAS-BOT-BC508355  Ipheion June McCaskill; W. A. Harvey; Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis Comment
  SEINET10880657  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 70 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  UCD161199  Ipomoea indica Jean Shepard 2014-5-27 886 Yolo City of Davis. East 8th St., east of Mesquite Dr. Comment
  RSA398416  Ipomoea purpurea Glenn A. Gorelick 1966-6-1 s.n. Yolo 4181/2 2nd St., Davis Comment
  UC1245138  Ipomoea triloba June McCaskill 1959-2-19 589 Yolo grown Botany Dept greenhouse, University of California, Davis Botany Dept greenhouse, University of California, Davis; grown Botany Dept greenhouse, University of California, Davi Comment
  RSA158054  Ipomoea triloba June McCaskill 1959-3-24 589 Yolo Botany Department greenhouse, University of California, David. Comment
  UCD38282  Iva axillaris B. Crampton 1952-10-18 865 Yolo Along railroad, 1 mile east of Davis. Comment
  UCR119109  Iva axillaris Beecher Crampton 1952-10-18 865 Yolo Sacramento Valley, 1 mile east of Davis, along railroad 15 Comment
  SEINET13942197 Image available Juglans californica Eilif Dahl 1962-1 Yolo Davis Comment
  UCR188851  Juglans californica var. hindsii George K. Helmkamp, E. A. Helmkamp 2007-9-17 12976 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  UCD110260  Juglans hindsii Carole Eastman 1976-6-9 s.n. Yolo Collected near second bridge before approaching DQU entrance road on Road 31 going west from Davis. Comment
  UCD110267  Juglans hindsii S. C. Hanson 1949-5-18 3 Yolo South of Highway 99, near Davis. Comment
  UCD110268  Juglans hindsii G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12976 Yolo West edge of Sacramento Valley: Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay. 113 Comment
  UCD14614  Juglans hindsii Nathan Horn 1989-6-7 23 Yolo California, Yolo Co.; along Old Davis Road, ca. 1 mile south of University of California, Davis; 15 Comment
  CHSC93641  Juglans microcarpa Paul Kirk 2001-10-26 15 Yolo Wolfskill Orchard at the USDA-ARS National Clonal Germplasm Repository in Winters, Ca. Clone accession # DJUG 53.3 A located in orchard at block B 11 25. 35 Comment
Read comments
Jun 12 2008
  UCD18222  Juglans regia Mike Payne 2001-5-22 s.n. Yolo City of Davis, NE corner of Temple Dr. and Cork Pl. Comment
  UC1543158  Juncus balticus Charlotte G. Nast 1936-4-17 133 Yolo n of Davis (Woodland highway) Comment
  UCD141352  Juncus balticus subsp. ater M. Wiesendanger 1927-4-29 631 Yolo Madison. Comment
  UCD141392  Juncus bufonius Fleur Ng'weno 1989-4-30 DQ 23 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD34466  Juncus bufonius Beecher Crampton 1985-4-10 9910 Yolo 3.5 miles S.E. of Woodland. Comment
  SEINET11070501  Juniperus oxycedrus A. T. Leiser 1984-3-18 s.n. Yolo Clarksburg Community Church, Clarksburg. Comment
  SEINET11740552  Juniperus scopulorum Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.603 (from Monrovia Nursery) Comment
  SEINET11740551  Juniperus virginiana Unknown 1972-6-19 s.n. Yolo University of California Davis, EH 68.609 (from Monrovia Nursery) Comment
  SEINET7249302 Image available Justicia spicigera June McCaskill 1958-1 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis. Comment
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. Comment
  UCD160039  Keckiella lemmonii Catherine Koehler 2013-6-11 s.n. Yolo McLaughlin UC Reserve. Erysimum Hill behind Mine Pit. 518 Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  RSA140618  Kickxia elatine John H. Thomas 1960-8-30 8870 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD102193  Kickxia elatine Daniel Sanchez-Mata; Tomas Santamaria 2008-7-15 s.n. Yolo Winters. Liwai Village Court. Barbour-Whitworth's property. 400 Comment
  UCD123847  Kickxia elatine Roy Y. Berg 1964-6-29 8183 Yolo University of California at Davis, Arboretum, along Putah Creek in Redwood Area. Comment
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCD123848  Kickxia elatine A. S. Crafts 1935-7-3 s.n. Yolo Davis. Comment
  UCD123850  Kickxia elatine Beecher Crampton 1964-7-29 s.n. Yolo UC Davis Campus, Agronomy Field. Comment
  UCD123890  Kickxia elatine W. W. Robbins 1930-7-3 2161 Yolo University Farm. Comment
  UCD81845  Kickxia spuria Ellen Dean; M. Showers, G. Harrington 2009-6-3 5764 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  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
  UCD99039  Kochia scoparia subsp. scoparia Bryant Washburn 1981-7-7 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis. Comment
  CDA11423  Koeleria gerardi G. F. Hrusa, T. D. Wilfred 1995-4-23 12144 Yolo Central Valley; E side of Tule Canal, 5 m S of Woodland, immed. E of Interstate 5. Comment
  UCD161065  Koeleria macrantha Craig Thomsen 2006-5-10 2644 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
  UCD161038  Lactuca saligna Jean Shepard 2000-6-29 315 Yolo City of Davis. Intersection of Tulip Ln. and Cascade Pl. Comment
  UCD80975  Lactuca serriola Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5358 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
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  UCD160108  Lagophylla minor Taylor Wolzen 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, next to ranch house headquarters. 106 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD38688  Lagophylla ramosissima Beecher Crampton 1957-5-14 4020 Yolo 1.3 miles west of Zamora. Comment
  UCD41119  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda off Hwy 16; Fullbelly Farm. Comment
  HSC14210  Lamium amplexicaule M. Dole 1963-4-7 2 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  UCD125081  Lamium amplexicaule H. T. Hartmann 1942-4-5 s.n. Yolo University Orchard, Davis, CA. Comment
  POM53052  Lasthenia ferrisiae A. A. Heller, H. E. Brown 1902-4-30 5425 Yolo Near Black's. Comment
  UCD21295  Lasthenia fremontii J. Shepard 2000-5-8 235 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). 12 Comment
  UCD84320  Lasthenia fremontii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC352766  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just S of road 25 Comment
  UCD144290  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR212288  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CDA25773  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  UC1191982  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs and S. Galen Smith 1951-4-2 1915 Yolo along Highway #40 (between Yolo Causeway and Davis) Comment
  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
  UCD84325  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UC905687  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo 6 Comment
  UCD133759  Lasthenia glabrata subsp. glabrata Everett H. Everson 1951-4-19 35 Yolo Sacramento River, 9.4 miles southeast of Davis. On county road 34A. Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  RSA517748  Lasthenia platycarpha Charlotte G. Nast 1936-3-29 90 Yolo Woodland highway, N of Davis. Comment
  SD70388  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3.0 miles north of Davis on road to Woodland. Comment
  UCD133876  Lasthenia platycarpha K. Esau 1936-3-31 s.n. Yolo south of Woodland. Comment
  UCD38896  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 miles north of Saxon Station. Comment
  UCD58051  Lathyrus vestitus var. vestitus Ellen Dean; K. Mawdsley 2007-4-6 3591 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UCD41118  Lavandula K. Arhangelsky 2002-5-28 223 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD166908  Layia chrysanthemoides Jean Shepard 2002-4-17 518 Yolo East of Davis, SE of intersection of Mace Blvd. (Co. Rd. 104) and Co. Rd. 32. 8 Comment
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  SEINET5614223 Image available Layia platyglossa Unknown 1974-1 7 Yolo Yolo County, Davis north of Covell twards Woodland. In a grassy field near roadside, dry dirt. Flws. yellow with white tips and black centers. Comment
  UC625454  Layia septentrionalis Frank W. Gould 1938-4-22 282 Yolo on road from Rumsey to, near the county line Arbuckley; Capay Valley Comment
  UCD63597  Leersia oryzoides Collector Unknown 1941-10-1 3 Yolo along old canal of Putah Cr., bordering Davis Farm. Comment
  UCD33555  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Yolo County, Putah Creek bed, S.E. of University airport. Comment
  UCD138101  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis. Comment
  UCD124960  Lepechinia calycina Cynthia Weed 1967-5-21 s.n. Yolo beside Putah Creek, ca. 1/2 mile east of Monticello Dam. 22 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
  UCD115262  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115266  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115271  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115274  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  RSA113744  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo Bypass. Comment
  UCD35418  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo bypass. Comment
  CAS-BOT-BC88669  Lepidium coronopus Beecher Crampton 1965-6-29 7390 Yolo 5 miles east of Davis, Yolo Bypass. Comment
  CDA31099  Lepidium dictyotum var. acutidens Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  UCD21299  Lepidium didymum J. Shepard 2000-5-10 239 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
  CAS-BOT-BC89248  Lepidium draba M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115367  Lepidium draba Bellue-Cowley 1932-7-1 s.n. Yolo location unknown. Comment
  UCD80974  Lepidium draba Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5357 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  UCD161091  Lepidium latifolium Jean Shepard 1999-3-27 11 Yolo City of Davis, Fifth St., south side, .25 mi E of intersection with Poleline Rd. Comment
  UCD21287  Lepidium latifolium J. Shepard 2000-5-1 182 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
  CAS-BOT-BC89746  Lepidium latifolium M. K. Bellue 1946-10-1 s.n. Yolo Lisbon District. Grain field bordering railroad. Comment
  UCD115710  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CAS-BOT-BC89804  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  CAS-BOT-BC89807  Lepidium latipes A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  CDA31082  Lepidium latipes Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  CDA33314  Lepidium latipes V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  SBBG50441  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 mi NE of Davis [Isotype of var. heckardii] Comment
Read comments
Oct 27 2014
  SD131820  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UCD115717  Lepidium latipes K. Esau; M. Phillips 1929-4-11 1889 Yolo Davis. 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
  UCD73029  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4910 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
  UCD73032  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4913 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
  UC2014132  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  UC2014149  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  JEPS84899  Lepidium latipes var. heckardii L. R. Heckard and J. C. Hickman 1982-4-7 5828 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD18244  Lepidium latipes var. heckardii E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 451 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCR179378  Lepidium latipes var. heckardii 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 Comment
  UCD115782  Lepidium nitidum K. Esau; M. Phillips 1929-4-11 1890 Yolo Davis. 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
  UCD115756  Lepidium oblongum Joseph M. DiTomaso 1995-3-30 s.n. Yolo Across from Shields library, Univ. of California, Davis. Comment
  UCD38299  Lepidium oxycarpum Beecher Crampton 1954-3-23 1746 Yolo 1.5 miles north of Davis. Comment
  CDA19080  Lepidium pinnatifidum R. Breckenridge, Kratville 2001-4-17 PDR 994075 Yolo Sacramento Valley; Along I-5 from Dunnigan south. 0 Comment
  UCD37390  Lepidium pinnatifidum Beecher Crampton 1960-5-9 5507 Yolo Yolo County, 0.25 miles southwest of Saxon Station. 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
  HSC10282  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi. SW of Knights Landing. 15 Comment
  RSA734061  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo Count, 3 miles west of city of Winters, along State Highway 128. 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
  UCD37763  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-10-25 6051 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  UCD36109  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 899 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  UCD36111  Leptochloa fusca subsp. fascicularis Beecher Crampton 1952-10-31 900 Yolo Yolo County, east of city of Davis, Yolo Causeway. Comment
  UCD118590  Leptosiphon androsaceus Ogden C. Riddle 1942-3-29 19 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD37102  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  UCD144315  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD64644  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD81612  Leymus triticoides Collector Unknown 1950-6-1 s.n. Yolo Capay Valley. Comment
  UCD86633  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  CDA32473  Leymus triticoides T. C. Fuller 1958-5-2 3934 Yolo Between freeway and railroad, 1 mile east of Davis. 0 Comment
  SBBG115634  Limnanthes alba B. Crampton 1995-4-26 10287 Yolo 3 mi SE of Florin, Boswell Driver and Vintage Parks Comment
  UCD84360  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225272  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  RSA734152  Linanthus Keith E. Hoffmaster 1939-4-6 914 Yolo Putah Canyon Comment
  UCD37591  Linanthus ciliatus Beecher Crampton 1955-4-14 2489 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UC1220981  Linanthus liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 mi se (in direct line) Davis (junction of County Rd 106A and County Rd 35) Comment
  UC1277999  Linanthus liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi ne Davis Comment
  CDA6342  Linaria genistifolia subsp. dalmatica F. E. Carl, Robin Breckenridge 1984-5-2 Yolo West side of I-80 south of Dunnigan, 1.1 miles south of Oat Creek. 0 Comment
  UCR36557  Lippia nodiflora A. C. Sanders 1984-6-18 5052 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET5716966 Image available Liriodendron tulipifera Shirley C. Tucker 1954-1 3766 Yolo Campus of University of California, Davis.; Univ. of California, Davis Comment
  SEINET8190533 Image available Liriodendron tulipifera June McCaskill 1954-5-4 289 Yolo Along north side of Temporary Building 1 at southeast end of Administration Building, University of California, Davis Comment
  UCD73704  Logfia gallica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD132743  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UCD36219  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. 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
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD66298  Lolium multiflorum R. Tofsrud 1942-5-1 166 Yolo Davis. Putah Creek. Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  UCD15541  Lolium perenne Lara Hawthorne 1989-6-3 15 Yolo Covell Rd, 6 miles east of Winters. 15 Comment
  UCD66480  Lolium perenne Beecher Crampton 1965-6-29 7392 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  SACT001470  Lolium temulentum 1925-5-25 Yolo No collector or determiner listed Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UCD66630  Lolium temulentum Beecher Crampton 1957-4-8 3921 Yolo County Road 87, 2 miles west of Winters. 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
  JEPS16111  Lomatium californicum W. L. Jepson 1924-5-8 10408 Yolo Putah Pass, Devil's Gate, Putah Creek Comment
  RSA0051241  Lomatium californicum Keith E. Hoffmaster 1946-4-13 1184 Yolo Putah can. Comment
  JEPS15821  Lomatium caruifolium var. caruifolium J. W. Blankinship 1893-4-15 Yolo 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
  UCD127725  Lomatium dasycarpum subsp. tomentosum K. Esau 1931-4-5 s.n. Yolo Capay. Comment
  CDA38379  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 353 -58 Yolo 1 mile north of Rumsey. 0 Comment
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  SEINET13944553 Image available Lomatium marginatum L. Constance 1970-1 3881 Yolo Open grassland, Sacramento Valley, junction of Fairfield-Winters & Vacaville-Allendale roads Comment
  CDA12079  Lomatium utriculatum G. F. Hrusa 1989-4-8 5914 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  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
  UCD160093  Lomatium utriculatum Lauren Bradt 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD137360  Lonicera japonica M. Klapp 1996-6-4 20 Yolo north of UC Davis Campus on Oak Ave. Located around a fence at one of the residences, approximately 100 m north of Russel Blvd. 20 Comment
  CAS-BOT-BC198621  Lotus Alice Eastwood 1927-3-28 14226 Yolo Near Winters. Comment
  UCD144794  Lotus corniculatus Carol W. Witham 2003-4-7 905 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20856  Lotus corniculatus N. Nicola 2001-5-2 073 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  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
  UCD38957  Lotus corniculatus Beecher Crampton 1961-8-1 5961 Yolo Davis, SP R.R. Station. Comment
  UC638710  Lotus humistratus Ethel Crum 1938-5-7 1989 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  CDA27309  Lotus purshianus Sartain, Rominger 1973-6-25 Yolo Buckeye Creek at Road 88, 3 miles north of Dunnigan. 0 Comment
  CDA4197  Lotus uliginosus L. B. Howard 1947-2-28 Yolo Northrup-King Trial yards-BorK 0 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
  RSA10426  Lotus wrangelianus Carl B. Wolf 1928-5-8 2141 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UC917167  Lotus wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 mi n Rumsey; Cache Creek 167 Comment
  SD257316  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. (Davis 7.5'Q) 13 Comment
  UCD107103  Ludwigia peploides Daryl Koutnik; John Sowell 1978-10-27 575 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD107115  Ludwigia peploides Chas. Heiser 1947-6-25 1941 Yolo Under E end of Yolo Causeway. Comment
  UCD65958  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-16 07- 103 -LU Yolo Cache Creek immediately upstream of Rumsey Bridge, Rumsey, CA. 124 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
  UCD66059  Ludwigia peploides subsp. montevidensis B. J. Grewell 2005-8-23 05- 15 -LU Yolo Putah Creek at upstream of Los Rios Ranch seasonal crossing, Rd 105 and Rd 35. 7 Comment
  UCD78327  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 110 -LU Yolo University of California, Davis. Pond at USDA-ARS research facility, 2705 Levee Road. 20 Comment
  UCD141655  Ludwigia peploides subsp. peploides Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7787 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  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
  UCD38378  Lupinus albifrons Beecher Crampton 1953-2-26 986 Yolo Hills above Putah Creek, 5 miles west of Winters. Comment
  RSA32942  Lupinus albifrons var. eminens A. A. Heller 1941-3-26 15913 Yolo Buckeye Creek, no U. S. HIghway #99W. Comment
  JEPS14594  Lupinus benthamii Peter H. Raven with G. Thomas Robbins 1956-4-28 9045 Yolo on State Highway 24 on a roadside bank formed by a fill 1.6 mi s Freeport; s of Freeport Comment
  UCD23475  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1. Comment
  UCD80923  Lupinus bicolor Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5326 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
  CAS-BOT-BC227812  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1 Comment
  UCD107127  Lupinus bicolor A. A. Beetle 1944-3-27 1964 Yolo near Davis. Comment
  UCD33690  Lupinus bicolor Beecher Crampton 1972-3-20 8774 Yolo 1 mile north of Davis along banks of railroad. Comment
  SEINET10484972  Lupinus bicolor var. umbellatus Guerrero 1961-4-15 GUERRERO 32 Yolo Annual herbs with dark blue flowers, banner spotted white; mountain slope near Cache creek, state hwy 16, 12 mi. Sw of esparto, yolo co, calif. Comment
  SEINET10937079  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5097 Yolo Morgan valley quad. Along state rte 16, 6 mi. From colusa co line. Corolla White aging yellow. Comment
  UCD107764  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD23207  Lupinus microcarpus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  SEINET8056948  Lupinus microcarpus B. Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan Comment
  JEPS84545  Lupinus microcarpus var. densiflorus John W. Willoughby 1976-3-21 1226 Yolo along State Highway 128 between Monticello Dam and junction with County Road 86 (Pleasants Valley road) side of road next to Putah Creek (Solano Lake) (Solano Lake); n end range Vaca Mountains, next to Putah Creek 73 Comment
  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
  UC726543  Lupinus microcarpus var. microcarpus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  UCD108842  Lupinus microcarpus var. microcarpus I. L. Eaks 1951-3-28 21 Yolo along railroad 3 miles north of Davis. Comment
  UCD108958  Lupinus nanus K. Esau 1934-3-25 s. n. Yolo Putah. Comment
  UCD33687  Lupinus nanus Beecher Crampton 1972-3-13 8770 Yolo 2 miles west of Winters. Comment
  UCD35837  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo 3.5 miles west of Winters, along State Hwy. 128. Comment
  SEINET10490090  Lupinus nanus subsp. latifolius Sutherland 1963-2-27 SUTHERLAND 5 Yolo Erect annual herbs, petals blue with white spot on banner; among rocks on dry Hillside, in direct sun; on roadside opposite creek near recreation beach, Putah canyon, state hwy 128. Comment
  UCR148124  Lupinus nanus var. apricus Beecher Crampton 1982-3-8 9814 Yolo 5 mi west of Wintes on Hwy 128 54 Comment
  RSA677159  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo 2 miles west of Winters. 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
  UCD34404  Lupinus pachylobus Beecher Crampton 1982-4-4 9827 Yolo 2 miles west of Winters. Comment
  NY16028  Lupinus subvexus A. A. Heller 1902-4-29 5415 Yolo Near Madison Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  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
  RSA654920  Lupinus subvexus var. subvexus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  SEINET7062983 Image available Lupinus succulentus A. G. Vestal 1955-4-5 s.n. Yolo Grassey field at Rumesy in the north Capray valley. UTM Zone 10, 566133mE, 4304650mN. (WGS84/NAD83). 128 Comment
  UCR207824  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14446 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  SEINET7040228 Image available Lupinus vallicola 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
  SEINET11091428 Image available Lupinus vallicola subsp. apricus Jack Maze 1963-3-8 3 Yolo 3 1/2 mi. E of Monticello Dam on State highway 128 Comment
  UCD126601  Lycium barbarum J. A. Ogle 1924-6-1 12 Yolo Davis (Armstrongs), Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  SEINET10637647  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 119 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10877215  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 117 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD39922  Lycopersicon esculentum Beecher Crampton 24 Oct. ? s.n. Yolo UC Davis Campus, Ag. Service yard. Comment
  UCD41069  Lycopus americanus Carol W. Witham 2003-8-8 1000 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA19170  Lythrum californicum Carri Benefield 2000-7-12 s.n. Yolo Sacramento Valley; Cache Creek off of Rumsey Bridge. 0 Comment
  JEPS100848  Lythrum hyssopifolia Dean Wm. Taylor with Mey Akasah 1999-6-4 17225 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 Comment
  UCD161504  Lythrum hyssopifolia Craig Thomsen 2015-10-5 2610 Yolo Otis-Camp Haswell Yolo County Park. Rumsey Canyon. West side of Cache Creek. 144 Comment
  RSA0016011  Lythrum hyssopifolia S. L. Morrison 1974-6-2 32 Yolo South side of Southern Pacific Railroad causeway, 3.5 miles east of Mace Boulevard overpass and US Interstate 80. Comment
  CDA39090  Lythrum salicaria Bill Lyon 2013-7-16 PDR# 570 P0610587 Yolo Woodland; 0.4 mile north of bridge on Old River Road. Comment
  CDA5129  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve. Along Cache Creek, N of Woodland Municipal Airport, upstream of gravel mining area, W of road 94B, between road 20 and Hwy 16 0 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
  UCD41157  Madia C. Holn 2002-4-26 196 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  JEPS119420  Madia elegans subsp. vernalis G. 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 Comment
  UCD59327  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3751 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  UC185752  Malacothamnus fremontii T. S. Brandegee 1899-10-20 Yolo Yolo Comment
  JEPS36819  Malacothrix floccifera W. L. Jepson 1920-5-25 9051 Yolo Putah Pass Inner North Coast Range, Putah Pass Comment
  SFV8282  Malva nicaeensis R. L. McCown 1962-5-20 s. n. Yolo Sacramento Valley Davis. U. C. Davis campus, garden at Aggie Villa. 15 Comment
  UCD21232  Malva nicaeensis J. Shepard 2000-4-9 111 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. By parking lot on north side of entrance road. 12 Comment
  UCD81021  Malva nicaeensis Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5363 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  CDA5041  Malva nicaeensis Goodwin 1933-6-17 Yolo 0 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
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  UCD21241  Malva parviflora J. Shepard 2000-4-9 125 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North side of entry road, east of parking lot. 12 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
  UCD116678  Malva sylvestris Mrs. Nora Cruse 1938-5-26 s.n. Yolo 412 Lincoln Ave., Woodland. Comment
  UCD116696  Malvella leprosa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD116714  Malvella leprosa A. S. Crafts 1926-7-8 440 Yolo University Farm Campus, Davis. Comment
  UCD36089  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Yolo County, 1 mile north of Davis. Comment
Read comments
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
  UCD160368  Manihot esculenta Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall. Comment
  SEINET4584953 Image available Marah fabacea Edwin A. Crosby 1952-4-11 8 Yolo Uld picnic ground, University of California, Davis Comment
  UCD107630  Marah fabacea B. L. Hanson 1961-3-27 12 Yolo State Highway 16 at County Road 78A, near Brooks. 91 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
  UCD160173  Marrubium vulgare Laura Losmozos 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Next to ranch house headquarters, area between drainage and road. 99 Comment
  UCD164655  Marrubium vulgare Henry House 1995-5-27 1995- 28 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of Winters Canal. 53 Comment
  UCD68022  Marrubium vulgare C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UC735733  Matricaria discoidea Walter Russell 1957-4-5 63 Yolo Univ. Farm Davis Comment
  CAS-BOT-BC348253  Matricaria discoidea W. D. Hamilton 1946-4-16 s.n. Yolo Davis Comment
  SEINET11601833 Image available Matricaria discoidea Schank 1959-3-28 s.n. Yolo Adj. to Hw. 128 on the way toward Winters, about 3 mi E 30 Comment
  UCD134459  Matricaria discoidea Goodwin-Bellue 1932-4-22 s.n. Yolo Davis. Comment
  UCD170106  Matricaria discoidea M. K. Bellue; Goodwin 1932-4-22 s.n. Yolo Davis. Comment
  POM362450  Matricaria matricarioides Glenn A. Gorelick 1966-4-1 s.n. Yolo Davis Comment
  RSA695728  Matricaria matricarioides Lois Weston 1942-4-5 1109 Yolo Davis campus Comment
  UC178612  Matricaria occidentalis J. W. B. 1892-1 Yolo Woodland Comment
  CDA4195  Medicago arabica P. B. Kennedy 1915-4-26 Yolo Chin. Farm, Davis. 0 Comment
  UCD106770  Medicago arabica Carl Schoner 1965-4-30 s.n. Yolo 4 miles north of Elkhorn Ferry, Hershey Ranch. Comment
  UCD107723  Medicago lupulina Beecher Crampton 1964-4-14 s.n. Yolo Lawn, Hunt Hall. Comment
  SFV1923  Medicago polymorpha E. B. Risley 1961-3-12 120 Yolo Sacramento Valley Davis. 644 I Street. 14 Comment
  UCD62869  Medicago polymorpha Tavis Forrester; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCR119132  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Sacramento Valley, Davis. 15 Comment
  UCR237583  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-3-9 18610 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  RSA699932  Medicago polymorpha Lois Weston 1942-4-24 1141 Yolo Putah Canyon. Comment
  UCD107780  Medicago polymorpha Collector unknown 1925-4-18 1712 Yolo Davis. Comment
  UCD107785  Medicago polymorpha W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UCD107901  Medicago polymorpha Joy Woo 1989-4-18 2 Yolo Parkside Apts. Davis. 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
  UCD35829  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Davis, field just NE of West Davis Elementary School. Comment
  UCD18494  Medicago sativa C. P. Pease 1995-6-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCD36845  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD86938  Melica californica Beecher Crampton 1972-4-3 8780 Yolo Yolo County, 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis) Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. Comment
  UCD87154  Melica californica Jack Maze 1963-3-8 10 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  UC75174  Melica torreyana C. F. Baker 1903-5-5 2885 Yolo Cache Creek Canyon Comment
  UCD73266  Melica torreyana Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4840 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  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
  UCD20860  Melilotus indicus N. Nicola 2001-5-2 077 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD21312  Melilotus indicus J. Shepard 2000-5-20 257 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. Growing in piles of topsoil used as target backstops, close to entrance road. 12 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
  UCD81044  Melilotus indicus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5585 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
  SEINET5737483 Image available Melilotus indicus Charles C. Adamson 1960-1 12 Yolo Along Southern Pacific railroad tracks, near NE Davis city limit.; Davis 46 Comment
  UCD108081  Melilotus indicus B. A. Madson 1917-1 C 14 Yolo King Island, Univ. Farm, Davis. Comment
Read comments
Jan 7 2016
  UCD108084  Melilotus indicus K. O'Keefe 1995-6-3 s.n. Yolo 100m from west side of Cold Creek, 250m from confluence with Putah Creek. Below and east of Lake Berryessa, off of Highway 128. 120 Comment
  UCD38300  Melilotus indicus Beecher Crampton 1953-3-11 1745 Yolo 1.5 miles north of Davis. Comment
  UCD38685  Melilotus indicus Beecher Crampton 1957-5-13 4003 Yolo 3.5 miles northeast of Davis. Comment
  UCD68038  Melilotus indicus Lori R. Nelson 1976-4-12 3 Yolo University of California, Davis, 0.1 mile South of Primate Center. Found near sewage ponds, along a gravel road. A prostrate plant. Flowers, yellow. Comment
  UCD107984  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  UCD39212  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  UCD125030  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  UC1299207  Mentzelia micrantha Freed W. Hoffman 1947-6-18 1643 Yolo Between Knoxville Cache Creek (northwestern) Comment
  UCD48203  Micranthes californica M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 14 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 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 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
  UCD56750  Micropus californicus Ellen Dean; M. Bibbo 2007-3-23 3442 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
  CAS-BOT-BC348445  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  POM57376  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey. Comment
  UC638714  Micropus californicus var. californicus Ethel Crum 1938-5-7 1985 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UC75178  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  UCD134561  Microseris Fleur Ng'weno 1989-4-24 DQ 9 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD15246  Microseris douglasii V. Polito 1974-4-14 33 Yolo Along County Road 32, about 1 mile west of Cactus Corners. 15 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
  UCR220405  Microseris elegans Jean V. Shepard 2000-4-13 127 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  UCD169000  Microsteris gracilis Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9301 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek, west of town of Winters. Area burned three times in the past three years. Central part of Bobcat Ranch west of headquarters along undeveloped road. 177 Comment
  UCD20806  Microsteris gracilis N. Nicola; C. Kremen 2001-3-16 022 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD168989  Mimulus aurantiacus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9292 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  HSC82083  Mimulus aurantiacus var. aurantiacus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5109 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon 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
  JEPS10556  Mimulus bolanderi R. F. Hoover 1938-4-23 3197 Yolo hills n Rumsey (grade on Rumsey-Arbuckle rd) Comment
  UCD41419  Mimulus bolanderi Susan Harrison 2003-6-10 s.n. Yolo BLM land east of McLaughlin UC Reserve. Comment
  UCD167385  Mimulus congdonii Kathy Toll 2016-5-1 2 Yolo McLaughlin UC Reserve. Clover Valley. 457 Comment
  UCD55493  Mimulus latidens J. Shepard 2004-4-4 664 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 10 Comment
  UCD122633  Mimulus microphyllus Collector Unknown 1925-5-22 1934 Yolo Putah Creek, Campus. Comment
  UCD63068  Mimulus nasutus Ellen Dean 2008-4-9 4777 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
  JEPS10881  Mimulus pilosus W. L. Jepson 1887-9-17 21454 Yolo near Winters; Putah Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  SEINET8335057  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  UCD122949  Mimulus tricolor C. J. W. 1915-5-31 s.n. Yolo Davis. Comment
  CHSC100184  Monardella villosa subsp. villosa John Dittes 2007-5-20 1452 Yolo Inner North Coast Range; Vaca Mountains; Audubon Bobcat Ranch; ridge between Thompson Canyon and Brey Canyon; ca. 6.6 air miles northwest of Winters, ca. 1.7 air miles northeast of Monticello Dam, ca., 1.2 air mile west of Stove Spring. 537 Comment
  POM55157  Monolopia major A. A. Heller, H. E. Brown 1902-4-29 5411 Yolo Near Madison. Comment
  UCD146948  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA201788  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
  UCD139285  Muilla maritima Franklin W. Martin; Madelain N. Martin 1960-3-20 45 Yolo 1/2 mile north of Davis. 9 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 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
  UCD96610  Myosurus minimus M. Wiesendanger 1927-4-29 599 Yolo Davis. Comment
  UCD96296  Myosurus minimus Beecher Crampton 1978-6-27 9608 Yolo 4 miles s.e. Woodland. Comment
  UCD96303  Myosurus minimus Beecher Crampton 1952-11-1 904 Yolo 1.5 miles north of Davis. Comment
  UCD96591  Myosurus minimus Fleur Ng'weno 1989-4-30 DQ 19 Yolo D-Q University, along County Road 31, 9 mi. west of Davis city Center. 30 Comment
  CAS-BOT-BC174640  Myosurus minimus var. filiformis Beecher Crampton 1998-5-18 10362 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  JEPS80670  Myosurus sessilis L. R. Heckard with Dave and Mary Ann Showers 1981-5-30 5520 Yolo 3 mi se Woodland (s of Road 25 and e of Road 103) Comment
  RSA10404  Myosurus sessilis Carl B. Wolf 1928-5-8 2149 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD102558  Myriophyllum sibiricum Sonia Cook 1972-5-26 s.n. Yolo north side of Putah Creek; south of Cal Aggie airstrip, University of California at Davis campus. Comment
  UC333562  Nassella cernua unknown 1891-5-28 Yolo Rumsey Capay Valley Comment
  UCD87417  Nassella cernua Beecher Crampton 1958-4-17 4700 Yolo Yolo Coutny, 4.5 miles west of city of Winters, along State Hwy. 128, near entrance to Putah Canyon. Comment
  SEINET11695939  Nassella cernua Unknown 1953-5-7 1221 Yolo 2 mi NW of Dunnigan, along extension of Road 4 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
  UCD87650  Nassella pulchra Jack Maze 1963-3-8 49 Yolo Ca. 2 miles E of Monticello Dam on State Highway 128. Comment
  CAS-BOT-BC230250  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  CHSC79188  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  RSA83073  Navarretia cotulifolia Verne Grant, Alva Grant 1946-4-12 7690 Yolo Near Woodland Comment
  SEINET246031  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC1221771  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo ca 2 mi ne Davis (City of Davis dump area) Comment
  UC932060  Navarretia cotulifolia Verne Grant and Alva Grant 1946-4-12 7690 Yolo near Woodland Comment
  UCD48396  Navarretia eriocephala M. Wiesendanger 1927-4-29 621 Yolo Esparto. Habitat- dry hillside. Comment
Read comments
Oct 11 2011
  UC1719864  Navarretia heterandra David Fruchter 1978-9-18 105 Yolo Winters Comment
  CDA9628  Navarretia intertexta D. G. Kelch 2007-5-18 7 .323 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  CHSC79335  Navarretia leucocephala Beecher Crampton 1956-7-13 3707 Yolo Yolo Bypass. Comment
  UC1283717  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 mi e Davis Comment
  UCR212353  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  SD180578  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Vernal meadow 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
  UCD84331  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-11 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
  UCD36108  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1952-10-31 898 Yolo Yolo County, 10 miles east of city of Davis, Yolo Causeway, at railroad right of way. Comment
  UCD36218  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Yolo County, northern city limit of Winters. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  UCD48546  Navarretia leucocephala subsp. leucocephala Robert A. Owens 1969-5-21 39 Yolo U.S. Interstate 80, west end of Yolo causeway, Yolo County, California. Comment
  UCD20610  Navarretia pubescens E. Dean; with M. Bibbo 2002-7-5 1157 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD59450  Navarretia pubescens Beecher Crampton 1953-5-7 1220 Yolo 2 miles northwest of Dunnigan. 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
  UCD36104  Navarretia pubescens Beecher Crampton 1952-10-27 889 Yolo Yolo County, 3 miles west of city of Winters, on road to Monticello. Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UC596366  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UCD63073  Nemophila heterophylla Ellen Dean 2008-4-9 4782 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
  UCD73094  Nemophila heterophylla Ellen Dean; Plant Biology 102 students 2008-4-6 4717 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
  POM248918  Nemophila heterophylla Lincoln Constance 1938-3-27 2045 Yolo Bluff above Putah Creek on Monticello-Winters road 9 miles northwest of Winters, Vaca Mountains, Inner North Coast Range. 305 Comment
  UCD56723  Nemophila menziesii Ellen Dean; M. Bibbo 2007-3-23 3415 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
  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
  UCD63081  Nemophila parviflora Ellen Dean 2008-4-9 4790 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  UCD125250  Nepeta cataria Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  UCD22845  Nephrolepis exaltata Bijou Dehgan 1971-4-10 s.n. Yolo In Mrs. Hendrickson's garden on Anderson Road. Comment
  UCD14615  Nicotiana glauca Nathan Horn 1989-6-1 22 Yolo along Old Davis Road, ca. 1/2 mile east of University of California, Davis. 15 Comment
  UCD40896  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128. 1.5 miles east of Lake Berryessa (Davis side). Comment
  UC444933  Nicotiana quadrivalvis Tracy J. Storer 1912-6-27 Yolo Rumsey 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
  UCD161068  Orobanche uniflora Craig Thomsen 2006-5-10 2650 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
  UCD48058  Orobanche uniflora A. Laffin; S. Holck, A. Randall 2002-4-13 18 Yolo Yolo County, 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. 488 Comment
  RSA634965  Orthocarpus purpurascens var. pallidus Michael A. Vincent, Ethan H. Freid 1998-4-7 8154 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD88429  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD88432  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  SEINET242456  Oryzopsis holciformis Beecher Crampton 1961-4-10 T.O. 2324 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-167 Comment
  SACT001686  Oryzopsis miliacea John Willoughby 1979-8-13 Yolo In riparian woodland. Comment
  UCD39913  Oryzopsis miliacea Beecher Crampton 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House. Comment
  UCR198014  Oryzopsis miliacea Beecher Crampton 1956-7-12 3703 Yolo Sacramento Valley, Davis, banks of Putah Creek 16 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
  UCD38768  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD32791  Panicum capillare Beecher Crampton 1954-9-9 2265 Yolo Yolo County, 5 miles west of Davis, roadside, in adjacent and irrigated pasture. Comment
  UCD36084  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD36493  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek. 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
  UCR197936  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD89573  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89581  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  CAS-BOT-BC253779  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 miles W of Winters Comment
  CAS-BOT-BC253781  Panicum hillmanii Beecher Crampton 1963-8-5 6866 Yolo 0.25 mile S West Plainfield store, County road 99 Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  CAS-BOT-BC242660  Panicum hillmanii Beecher Crampton 1962-10-30 6709 Yolo 2 miles west of Winters. State Hwy. 128 Comment
  CAS-BOT-BC253863  Panicum miliaceum B. Crampton 1955-10-12 s.n. Yolo 0.5 mile N of Davis Comment
  UCD89743  Panicum miliaceum Beecher Crampton 1983-6-28 9873 Yolo UC Davis Campus. S of Memorial Union. 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
  CAS-BOT-BC253893  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 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
  UCD15906  Papaver somniferum Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  UCD32629  Parapholis incurva Beecher Crampton 1954-6-21 2003 Yolo Yolo County, 3 miles north of Davis. Comment
  UCD34252  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD34715  Parapholis incurva Beecher Crampton 1989-5-12 10159 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  UCD88637  Parapholis incurva Beecher Crampton 1972-5-21 8807 Yolo Davis. W. 14th and Eureka, SW corner. Comment
  UCD88642  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo 4 miles S.E. of Woodland. 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
  UCR196284  Parapholis incurva J. M. DiTomaso 2008-5-5 s.n. Yolo Central Valley, Woodland, 1 mi south of Hwy I-5 on Road 102, 2000 Hamton Place Comment
  SEINET10226584 Image available Parapholis incurva R. F. Norris 1971-5-11 Yolo on old Hackett Ranch (property owned by Heidrick Farms) just north of Road l8c (which runs east and west between State Route 113 and County Road 102) and ca. 0.5 mile west of County Road 101, northeast of town of Woodland Comment
  UCD18420  Parietaria judaica A. M. Shapiro 2000-5-21 s.n. Yolo West Sacramento, in dense shade under north-facing pier of I-80 overpass over railroad tracks. Comment
  SEINET11124396 Image available Parkinsonia aculeata June McCaskill 1954-5-1 334 Yolo Northeast corner of Student Store, university of California, Davis Comment
  UCD88730  Paspalum dilatatum Beecher Crampton 1963-4-4 6714 Yolo 3.5 miles west Davis, Russell Blvd. Comment
  CDA28399  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Sacramento Delta; Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CHSC101516  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, west side of Sacramento River +/- 1 mile north of Hood (Sacramento Co.). 3 Comment
  UCD84353  Paspalum distichum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD88909  Paspalum distichum Beecher Crampton 1957-9-16 4609 Yolo County Road 27, 6 miles northwest of Davis. Comment
  SEINET242431 Image available Paspalum molle Beecher Crampton 1978-11-4 sn Yolo UC Davis Campus, Agronomy experimental area, grown from seed from Brazil (#203882) Comment
  UCD160611  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD127829  Pastinaca sativa Morris Halperin 1932-7-12 s.n. Yolo Truck Crops Field. Comment
  UCD168438  Pedicularis densiflora Ellen Dean 2017-3-15 9260 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 on wet north-facing slope on rock face in oak woodland. 76 Comment
  UCD123308  Pedicularis densiflora A. A. Beetle 1945-2-22 4192 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD137592  Pellaea andromedifolia Jack Maze 1963-4-27 19 Yolo State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD137546  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo 6 miles west of Winters, emptying into Putah Creek. Comment
  UCD137582  Pellaea andromedifolia C. B. Heiser Jr. 1947-4-10 1900 Yolo Northwest of Highway 6, about 1 mile north of Rumsey. Comment
  SEINET242380 Image available Pennisetum Beecher Crampton T.O. 4192 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  NY583848  Penstemon centranthifolius R. S. Ferris 1917-4-20 715 Yolo Road along Buckeye Creek, 3 miles west of Railroad Comment
  UCD124073  Penstemon centranthifolius K. Esau 1934-3-25 s.n. Yolo Putah. Comment
  UCD124229  Penstemon heterophyllus J. D. Skoss 1948-6-6 19 Yolo Putah Canyon. Comment
  UCD124235  Penstemon heterophyllus var. purdyi Richard Eichner 1960-4-26 9 Yolo Cache Creek Canyon, State Highway 16, 12.2 miles northwest of Capay. Comment
  UCD137778  Pentagramma triangularis J. D. Clark 1995-5-27 3 Yolo Along Mix Canyon Rd., approx. 1/2 mile from intersection with Pleasant Valley Rd. in Winters, CA. 45 Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD38747  Persicaria lapathifolia Beecher Crampton 1957-9-16 4611 Yolo Ca. 8 miles northwest of Davis, along County Road 27. Comment
  UCD99335  Persicaria orientalis C. B. Heiser 1945-6-19 s.n. Yolo University Farm, Davis. Comment
  POM181665  Phacelia egena L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD58086  Phacelia imbricata Ellen Dean; K. Mawdsley 2007-4-6 3624 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  UCD120599  Phacelia imbricata Ogden C. Riddle 1942-3-29 25 Yolo Putah Canyon. Comment
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  UCD33194  Phacelia tanacetifolia Beecher Crampton 1967-5-8 7879 Yolo UC Davis agronomy field. Comment
  UCD41101  Phalaris D. Lowry 2002-7-19 244 Yolo Base of eastern foothills of inner North coast range, Capay Valley. Comment
  UCD73671  Phalaris aquatica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, NW 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. Near Dry Creek. 71 Comment
  UCD144612  Phalaris arundinacea Katie Holzer 2013-5-2 s.n. Yolo East of City of Guinda, along road 57 at Cache Creek where bridge crosses creek. Along west banks of creek. 103 Comment
  UCD18302  Phalaris elongata Mary Schiedt 2001-6-21 s.n. Yolo Davis, Chiles Road, 1.5 miles E of Mace Blvd, Yolo demonstration wetlands at Headquarters of Yolo Bypass Wildlife Area. Comment
  CAS-BOT-BC242651  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison 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
  CHSC83223  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles northeast of Davis, Rd. 102. Comment
  HSC8523  Phalaris lemmonii J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  UCD36178  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison. Comment
  SEINET11696166  Phalaris lemmonii Unknown 1953-3-31 1048 Yolo Madison Comment
  CAS-BOT-BC250678  Phalaris minor Doris K. Kildale 1928-5-8 5022 Yolo 4 miles north of Zamora Comment
  UCD21273  Phalaris minor J. Shepard 2000-5-1 165 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, straight to eastern boundary of park. South of track in field. 12 Comment
  UCD36210  Phalaris minor Beecher Crampton 1953-4-19 1108 Yolo 1.5 miles N of city of Davis. Comment
  UCD69669  Phalaris minor Laura Tanata 1982-6-2 34 Yolo City of Davis, 1/4 mile north of Sycamore Lane and Covell Boulevard intersection; along roadside, waste area - valley grassland community dominated by Avena, in sandy, dry, sunny area; erect annual in moderate abundance, 7 dm tall, flower straw color. 13 Comment
  UCD89044  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89048  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  UCD89170  Phalaris minor Beecher Crampton 1966-6-7 s.n. Yolo UC Davis. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCR220390  Phalaris minor Jean V. Shepard 2000-5-8 236 A Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park, and south along fenceline 12 Comment
  SACT001719  Phalaris minor 1925-5-9 Yolo No collector/determiner listed Comment
  HSC10577  Phalaris paradoxa Beecher Crampton 1958-5-20 4829 Yolo County Rd. 27 about 4 mi. S of Woodland. Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD21393  Phalaris paradoxa J. Shepard 2001-4-27 437 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD41032  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41217  Phalaris paradoxa John Snelling 1986-5-8 2 - Yolo City of Davis, Alvarado Avenue at Sycamore Avenue. Comment
  UCD59385  Phalaris paradoxa Ellen Dean; Kate Mawdsley 2007-6-8 3859 a Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD81598  Phalaris paradoxa Collector Unknown 1925-5-5 s.n. Yolo Causeway. Comment
  UCD89384  Phalaris paradoxa Beecher Crampton 1965-6-29 7389 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  CDA22388  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  CDA22389  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  UC1078783  Phoradendron macrophyllum Job Kuijt 1958-4-20 1507 Yolo 5 mi. n. Guinda (at Cache Creek); Cache Creek Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  UCD102183  Phoradendron serotinum subsp. macrophyllum Richard W. Cleveland 1951-4-29 39 Yolo 4.8 miles west of Winters, in Putah Canyon. Comment
  UCD102196  Phoradendron serotinum subsp. macrophyllum J. M. Tucker 1951-2-14 2023 Yolo Creek bank in arboretum, University of California, Davis. Comment
  JEPS39021  Phyla caespitosa W. L. Jepson 1940-5-17 19930 Yolo 7 mi E of Davis (W end of Yolo Causeway (near Plumtree, rr flag sta.)) Comment
  UCD125912  Phyla nodiflora A. S. Crafts 1926-7-8 461 Yolo University Farm Campus, Davis. Comment
  UCD125913  Phyla nodiflora A. S. Crafts 1926-7-8 461 Yolo University Farm Campus, Davis. Comment
  UCD161037  Phyla nodiflora Craig Thomsen 2006-6-30 2613 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD81568  Phyla nodiflora var. reptans W. W. Robbins; W. D. Norton 1928-8-1 1422 Yolo near Clarksburg. Comment
  UCD126764  Physalis lancifolia W. W. Robbins; W. D. Norton 1927-10-1 825 Yolo West of Davis. Comment
  UCD36455  Physalis lancifolia Beecher Crampton 1953-9-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD126005  Physalis peruviana Beecher Crampton 1963-9-1 s.n. Yolo UC-Davis Campus; outside Department of Plant Pathology greenhouses. Comment
  CDA16259  Phytolacca americana G. F. Hrusa 1997-10-13 14118 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  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
  UCD136604  Pilularia americana Beecher Crampton 1978-5-8 9587 Yolo 1 mile southwest of Saxon Station. Comment
  CAS-BOT-BC72813  Pinus sabiniana Roxana Stinchfield 1916-6-26 355 Yolo Foothills along Buckeay Creek, D'Oyly ranch Comment
  UCD89659  Piptatherum miliaceum A. A. Beetle 1942-10-1 1893 Yolo Near Davis. Comment
  SEINET10740517  Pistacia vera Stephanie Frischie 2000-10-7 Frischie 129 Yolo Davis Farmers' Market, Davis, CA. Comment
  SBBG117341  Plagiobothrys canescens B. Crampton 1955-4-14 2479 Yolo 7.5 mi W of Davis, Moon Ranch Comment
  UCD82149  Plagiobothrys canescens Jean Shepard 2000-3-24 86 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on south side of road. 12 Comment
  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
  CHSC79263  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo 3 miles west of Winters. Comment
  UCD120822  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Yolo County, 7 miles west of city of Davis, Moon Ranch. Comment
  UCD37584  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Yolo County, 7 miles west of city of Davis, Moon Ranch. Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  RSA21597  Plagiobothrys leptocladus C. B. Wolf 1937-3-28 8322 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 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
  UC1543155  Plagiobothrys stipitatus Charlotte G. Nast 1936-3-29 98 Yolo n of Davis (Woodland highway) Comment
  UCD120977  Plagiobothrys stipitatus DQU Science Class 1989-4-25 DQ 1 Yolo Yolo Couinty: D-Q University. County Road 31; 9 miles west of Davis city center. 30 Comment
  UCD120992  Plagiobothrys stipitatus Fleur Ng'weno 1989-5-5 DQ 28 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD82167  Plagiobothrys stipitatus J. Shepard 2001-2-25 378 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 to most northerly large vernal pool straddling DOD fence. 12 Comment
  UCD34976  Plagiobothrys stipitatus Beecher Crampton 1996-4-22 10334 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD37913  Plagiobothrys stipitatus Beecher Crampton 1962-5-1 6357 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  JEPS61063  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19929 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD144443  Plagiobothrys stipitatus var. micranthus 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
  UCD21247  Plagiobothrys stipitatus var. micranthus J. Shepard 2000-4-13 131 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side, ca 50 feet farther south of depressed rectangular area. 12 Comment
  UCD35020  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1998-5-18 10360 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  JEPS81235  Plagiobothrys stipitatus var. stipitatus L. R. Heckard and J. C. Hickman 1982-4-7 5831 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UCD35934  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD39081  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo UC Davis Campus, Alden Pond, Irrigation Dept. Project. Comment
  UCR137664  Plantago coronopus Arthur M. Shapiro 1995-9-3 s.n. Yolo W Sacramento, in mud along slough north of W Capitol Avenue Comment
  UCD124421  Plantago elongata J. M. Tucker 1951-3-25 2057 Yolo adjacent to railroad to Woodland, 1.1 miles north of Davis. Comment
  UCD62864  Plantago erecta Tavis Forrester; Plant Biology 102 students 2008-4-6 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. 109 Comment
  SEINET8057874 Image available Platycladus orientalis June McCaskill 1963-1 670 Yolo Animal Science building, University of California campus, Davis Comment
  UCD41098  Plectritis N. Nicola 2003-7-21 406 Yolo Base of foothills of inner North coast range; Winters residence. Comment
  CHSC79368  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD168441  Plectritis ciliosa Ellen Dean 2017-3-15 9263 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek, upslope of road in oak woodland. 98 Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. 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
  UC999823  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 a Yolo in northern Yolo County northern Yolo County Comment
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  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
  RSA261549  Plectritis macrocera John E. Moeur 1971-4-24 18 Yolo East side of Coldwater Canyon. Comment
  UCD147300  Pleuropogon californicus Carol W. Witham 2003-4-11 941 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  LA36341  Poa annua P. B. Kaufman; 1950-3-20 14 Yolo University of California campus, Davis Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD19455  Poa annua J. Shepard 2000-2-19 47 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then immediately north in graveled parking lot. 12 Comment
  UCD36834  Poa annua Beecher Crampton 1956-2-7 3216 Yolo Yolo County, city of Winters eastern city limits. Comment
  UCD90346  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD36174  Poa pratensis Beecher Crampton 1953-3-29 1038 Yolo Yolo County, city of Davis. Comment
  UCD91884  Poa pratensis Beecher Crampton 1962-4-26 s.n. Yolo Davis Campus, Agronomy Experimental Areas, Plant Introductory Nursery. Comment
  UCD81771  Poa secunda Ellen Dean 2009-4-26 5471 Yolo Bobcat Ranch lands to the N of Hwy 128, just E of Monticello Dam. Bray Canyon. West side of Bray Creek. 91 Comment
  UCD33168  Poa secunda subsp. secunda Beecher Crampton 1967-5-3 7849 Yolo 2 miles W of Winters. Comment
  UCD90727  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1014 Yolo 2 miles W of Winters. Comment
  UCD91710  Poa secunda subsp. secunda Jack Maze 1963-3-8 11 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  UCD91990  Poa sinaica M. Nazir Sankary 1971-5-15 s.n. Yolo Davis. In field near Botany Department greenhouses, UC Davis campus. Comment
  UCD125257  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD23193  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR212352  Pogogyne douglasii Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 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
  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
  UCD47916  Polycarpon tetraphyllum Ellen Dean 2005-5-3 2520 Yolo Yolo County. City of Davis. Albertson's Shopping Center, at Covell Blvd. and Anderson Rd. East side of shopping center. 15 Comment
  UCD99885  Polygonum argyrocoleon M. Ensign 1943-5-31 349 Yolo University Farm. Comment
  CHSC60003  Polygonum aviculare Mark S. Lubinski 1975-5-16 36 Yolo Open sandy hillside; recreation pool next to volleyball courts on University of California, Davis campus. Comment
  UCD164875  Polygonum aviculare subsp. depressum Henry House 1995-5-20 1995- 17 Yolo Approximately 100 m W of Walnut Blvd., about 1.25 km S of Marsh Creek Rd. 34 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
  UC1562682  Polygonum persicaria Barbara Ertter 1988-10-21 7989 Yolo at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  RSA518878  Polygonum punctatum Barbara J. Ertter 1988-10-21 799 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
Read comments
Aug 31 2012
  UCD47763  Polypodium calirhiza M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 18 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. 487 Comment
  SACT002110  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, moist ground, riparian woodland Comment
  UCD51650  Polypogon interruptus Collector unknown Fall 1941 Yolo probably about Davis. Comment
  CAS-BOT-BC232561  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo In Tule near mouth of Buckeye Creek Comment
  POM113069  Polypogon monspeliensis Chas. H. Quibell 1926-08 s.n. Yolo Bed of North Branch of Putah Creek near Davis. 15 Comment
  UCD141687  Polypogon monspeliensis Ellen Dean; M. Taylor 2013-6-19 7800 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 intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD18428  Polypogon monspeliensis Gabor Bethlenfalvay 1973-5-28 15 Yolo city of Davis, UC Davis campus, near UCD Botany Greenhouse. 15 Comment
  UCD21265  Polypogon monspeliensis J. Shepard 2000-4-30 155 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
  UCD81040  Polypogon monspeliensis Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. South side of drainage pond. 9 Comment
  UCR212342  Polypogon monspeliensis Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  CAS-BOT-BC102689  Populus fremontii Roxana Stinchfield 1916-6-25 338 Yolo Mouth of Buckeye Creek Comment
  UCD110630  Populus fremontii subsp. fremontii G. F. Hrusa; T. D. Wilfred 1995-4-12 12065 Yolo Along Tule Canal immediately N of Sacramento River at Interstate 5 crossing. 75 Comment
  UCD110638  Populus fremontii subsp. fremontii H. B. Nidever 1951-5-25 25 Yolo 1 mile west of Cannon Ball, Putah Canyon. Comment
  UCD21197  Populus nigra J. Shepard 2000-2-19 51 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Northeast of parking lot, in rows. 12 Comment
  CAS-BOT-BC445256  Portulaca oleracea Clarence R. Quick 1970-7-3 70 -26 Yolo Merritt Island near Clarksburg Comment
  UCD100111  Portulaca oleracea Morris Halperin 1932-7-18 s.n. Yolo Univ. Farm Campus, Davis. 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
  UCD138312  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UC441346  Potamogeton nodosus J. E. Roadhouse 1907-8-15 2 Yolo Moore Ditch Comment
  UCD34112  Proboscidea Beecher Crampton 1976-8-9 9405 Yolo Road 29 W of Hwy. 113. Comment
  JEPS24494  Proboscidea louisianica subsp. louisianica J. H. Thomas 1960-8-30 8869 Yolo about 5 mi s Winters (along hwy to Vacaville) 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
  SEINET10771515  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 126 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD113152  Prunus dulcis S. McKinney; C. Buchanan, R. Dippel 2002-4-27 17 Yolo west of the town of Davis. UC Davis Ecosystem Reserve. North side of Putah Creek, just west of the UC Davis Landfill on Pedrick Road. 30 Comment
  SEINET10877543  Prunus persica Stephanie Frischie 2000-9-27 Frischie 91 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22751  Prunus subhirtella A. T. Leiser 1979-4-5 s.n. Yolo Block C Plant 19, Tree 1, UCD. Comment
  UCD20895  Pseudognaphalium californicum N. Nicola 2001-1-5 123 Yolo Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD70207  Pseudognaphalium californicum D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  CAS-BOT-BC357194  Pseudognaphalium luteoalbum Clarence R. Quick 1970-7-3 70 -23 Yolo In yard of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  JEPS84601  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction with County Road 86, along fishing access Highway 128; Vaca Mountains, Putah Creek 60 Comment
  UCD20601  Pseudognaphalium luteoalbum E. Dean; with M. Bibbo 2002-7-5 1145 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  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
  UCD135288  Psilocarphus brevissimus M. I. Wibawa 1996-4-13 4 Yolo on the corner of Midway Road and Hartley Road. 17 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
  UCD73037  Psilocarphus brevissimus Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4918 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
  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
  UCD80926  Psilocarphus brevissimus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5329 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  CAS-BOT-BC361736  Psilocarphus brevissimus var. brevissimus Doris K. Kildale 1928-5-8 5028 Yolo 12 miles north of Dixon 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
  UCD147033  Psilocarphus chilensis Robert E. Preston 2012-5-16 2876 b Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  CDA8507  Psilocarphus oregonus University Farm 1925-5-21 1652 Yolo Causeway. 0 Comment
  UCD73618  Psilocarphus tenellus Ellen Dean; Elizabeth Goebel 2008-4-7 4745 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73726  Psilocarphus tenellus var. globiferus Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD117079  Ptelea crenulata W. A. Williams 1975-9-18 s.n. Yolo 8 miles NW of Esparto, E slope of Bald Mountain. Comment
  SEINET9325382  Pterostegia drymarioides Unknown 1993-4-18 10780 Yolo Stebbins Cold Canyon Reserve Comment
  SEINET239036 Image available Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles SE of Woodland. Comment
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  UCD93427  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles S.E. of Woodland. Comment
  RSA656714  Puccinellia simplex Beecher Crampton 1955-3-28 2346 Yolo 4.5-5 miles southeast of Woodland, at junction of County Roads 25 and 103. Comment
  SD72048  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo 3 miles north of Davis along pole line road, ditchbank 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
  UCD34470  Puccinellia simplex Beecher Crampton 1985-4-10 9914 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCD36100  Puccinellia simplex Beecher Crampton 1952-10-27 878 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD37544  Puccinellia simplex Beecher Crampton 1955-3-28 2346 Yolo Yolo County, 4.5-5 miles southeast of Woodland, at junction of County Roads 25 and 103. Comment
  UCD92224  Puccinellia simplex Beecher Crampton 1955-3-28 2346 Yolo Yolo County, 4.5-5 miles southeast of Woodland, at junction of County Roads 25 and 103. Comment
  UCD92231  Puccinellia simplex Beecher Crampton 1961-3-27 5846 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD92241  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland. Comment
  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
  UCD47031  Quercus X morehus Dr. T. H. Jukes 1938-12-6 s.n. Yolo Beyond Redbud Park, Putah Canyon, right side of Highway. Comment
  CAS-BOT-BC105015  Quercus X morehus B. Crampton 1956-2-7 3217 Yolo N bank of Putah Creek, 1/4 mile E of Recreation Beach, Vaca Mtns. Comment
  SEINET4077596  Quercus agrifolia J. M. Tucker 1962-1 3645 Yolo Off northwest corner of Agricultural Engineering Building, University of California campus, Davis. Comment
  UCD164519  Quercus berberidifolia Craig D. Thomsen 2006-8-16 2706 Yolo Camp Haswell County Park. 182 Comment
  UCD45212  Quercus berberidifolia Don K. Sexton 1955-10-16 s.n. Yolo (appears to be form of southern California islands, approaching Q. macdonaldi Green). By railroad signal across from trailer court along Old Davis Highway (Olive Road). Davis, Yolo County, California Comment
  UCD20584  Quercus chrysolepis E. Dean; with M. Bibbo 2002-7-5 1127 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 472 Comment
  UC993155  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993158  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
  UCD20585  Quercus lobata E. Dean; with M. Bibbo 2002-7-5 1128 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 472 Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46840  Quercus lobata Carole Eastman 1976-6-9 s.n. Yolo California, Yolo County: Road 31, second bridge east of entrance to DQ University; in ditch, near larger mature trees. Comment
  UCD46861  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Valley Oak. Putah Canyon. Comment
  UCD73087  Quercus lobata Ellen Dean; Plant Biology 102 students 2008-4-6 4710 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Entrance to Bray Canyon, ca. 100 ft from Hwy 128. 57 Comment
  UCD81458  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Putah Canyon. Comment
  UCD47275  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Interstate 80, N. of Davis, Calif. Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  UCD47279  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S Highway 40, just west of State Division of Forestry Nursery, ca. 3 1/2 miles east of Davis, Yolo County, California. Comment
  SEINET6696108 Image available Quercus suber J. M. Tucker 1965-1 s.n. Yolo Davis campus, Davis. Comment
  UCD47483  Quercus virginiana Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, few miles east of Davis, Yolo County, California. Comment
  RSA735199  Quercus wislizeni Keith E. Hoffmaster 1946-3-29 1066 Yolo Putah Canyon, near Napa County line. Comment
  UCD73615  Quercus wislizeni Ellen Dean; Elizabeth Goebel 2008-4-7 4742 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  CAS-BOT-BC539331  Quercus wislizeni John M. Tucker 2002-3-27 4550 Yolo University of California Davis, Arboretum, S side of arboretum waterway, ca 100 yds E of Environmental Horticulture buildings Comment
  UCD59334  Quercus wislizeni var. frutescens Ellen Dean; Kate Mawdsley 2007-5-11 3758 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCD38972  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 miles west of Winters along State Hwy. 128. Comment
  CDA24314  Ranunculus canus G. M. Cole 1930-4-6 Yolo Between Davis and Winters. 0 Comment
  UC118267  Ranunculus canus var. canus J. W. B. 1893-3-8 Yolo Woodland Comment
  UC1551942  Ranunculus hebecarpus Aaron Liston and James D. Morefield 1988-3-20 713 -1 Yolo 1 mi e Cache Creek County Park (above Cache Creek) 250 Comment
  UCD73619  Ranunculus muricatus Ellen Dean; Elizabeth Goebel 2008-4-7 4746 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD48148  Ranunculus occidentalis A. Laffin; S. Holck, A. Randall 2002-4-13 14 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 35 yds. From the N side of the road. 488 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  SEINET5338813  Ranunculus occidentalis G. Cook 1959-3-28 2 Yolo Collected 2 miles west of Davis. In a meadow on the right side of Highway 128 14 Comment
  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
  SEINET11261084  Raphanus sativus D. Ray 1974-5-3 30 Yolo City of Davis. Near intersection of county rd 103 and Chiles rd.; 0 16 Comment
  CDA16211  Raphanus sativus G. F. Hrusa 1999-4-25 15025 Yolo Sacramento Valley; Roadside at I-5 exit to River Rd., +- 3-4 mi S of Woodland on W side. 0 Comment
  SEINET5731468 Image available Raphanus sativus Bradford Bearce 1965-1 17 Yolo On Hwy 128, 7 mi. W of Winters.; Winters Comment
  UCD39098  Raphanus sativus Beecher Crampton 1964-4-8 6921 Yolo 3 miles west of Winters Hwy. 128. Comment
  UCD142970  Rhamnus ilicifolia Ellen Dean; K. MacMillen 2013-8-9 7943 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT4B. 45 Comment
  POM136583  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey. Comment
  UC80267  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey Comment
  UC1278129  Rhaponticum repens B. Crampton 1956-7-13 3718 B Yolo West Sacramento, Harbor Blvd. and Deluth St Comment
  SBBG4067  Rhus aromatica S. Shannon 1959-3-20 1 Yolo Cache Crk cyn, 6 mi NW of Rumsey, St Hwy 16 Comment
  UCD116915  Rhus aromatica P. McFarland 1997-5-10 014 Yolo Along Putah Creek just east of Hwy 128 across from Stebbin's Reserve parking area. 170 Comment
  UCD47775  Rhus aromatica Ryan Knox; E. McDermott, G. Walden 2002-4-13 4 Yolo Napa Co., Mclaughlin Natural Reserve, from old town of Knoxville travel 0.4 miles south, turn west along Berryessa-Knoxville Rd. and continue 0.7 miles. Collected on south side of road, near Knoxville Creek. 434 Comment
  SEINET4178239 Image available Rhus diversiloba Neil A. Harriman 1988-1 18610 Yolo Along Putah Creek beside state route 128 below Berryessa Lake, at Fishing Area #5. Comment
  RSA696220  Rhus trilobata Keith E. Hoffmaster 1946-4-13 1055 Yolo Putah Canyon Comment
  UC449687  Rhus trilobata W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UCD81772  Ribes malvaceum Ellen Dean 2009-4-26 5472 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 Comment
  UC638701  Rigiopappus leptocladus Ethel Crum 1938-5-7 2001 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD21253  Robinia pseudoacacia J. Shepard 2000-4-13 136 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD33431  Robinia pseudoacacia Beecher Crampton 1968-4-17 8239 Yolo Yolo County, 2 miles west of Davis, russell blvd. and county road 98. Comment
  UCD34582  Robinia pseudoacacia Beecher Crampton 1985-10-10 10027 Yolo Yolo County, Russell blvd. and road 98, S.W. corner. Comment
  CDA32748  Rorippa curvisiliqua G. F. Hrusa, C. & E. Dogwin 2007-6-6 17041 Yolo Sacramento Delta; Boat launch along South River Rd., on W side of Sacramento River approx. 1 mi. N of Hood. .. 7 Comment
  UC467806  Rosa californica W. P. Taylor 1912-5-23 Yolo 2 mi n Knight's Landing; Grand Island Comment
  UCD20865  Rosa californica N. Nicola 2001-7-5 82 Yolo Sacramento Valley: 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCR146299  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Sacramento Valley, Yolo / Solano County border, Mace Blvd. crossing of south fork of Putah Creek, c. 3 mi SE of Davis 9 Comment
  UCD169008  Rostraria cristata Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9311 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. On north side of undeveloped road, near stock pond, beneath Rattlesnake Rock. Area has burned three times in the last three years. 262 Comment
  UCD92309  Rostraria cristata R. Tofsrud 1949-5-1 s.n. Yolo ca. 3 miles west of Winters. Comment
  UCD167574  Rubus ursinus H. Olmo; T. S. Mallah 1952-3-1 52 08 21M Yolo California. Yolo County: UC Davis Experimental Plots. Comment
  UCD81034  Rumex conglomeratus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5338 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
  CDA30910  Rumex crispus M. Beyers 2010-5-12 449 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  RSA790654  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD101134  Rumex crispus Cay Collette 1975-5-17 19 Yolo Knight's Landing. Along levee roadside, Sacramento River. 15 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
  HSC83420  Rumex crispus Todd K. Fuller 1975-5-3 3 Yolo Putah Creek at Co. Rd. 98 Comment
  UCD14395  Rumex crispus Heidi Haugen 1984-4-15 12 Yolo near and under a bridge. 15 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
  UCD81391  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD73614  Rumex pulcher Ellen Dean; Elizabeth Goebel 2008-4-7 4741 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  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
  UCD34108  Rumex pulcher Beecher Crampton 1976-7-1 9401 Yolo Yolo County, Davis. Comment
  UCD35643  Rumex salicifolius Beecher Crampton 1959-6-10 5343 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
  UCD22746  Salix Samantha Corte 1988-6-8 21 Yolo Road 32 after 86, near Putah Creek. 60 Comment
  UCD39828  Salix babylonica Beecher Crampton 1986-9-9 s.n. Yolo City of Davis, NE corner of Oak and 8th street. 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
  UCD110785  Salix breweri Edward L. Smith 1967-4-8 s.n. Yolo Putah Creek Canyon; at Monticello Dam, ca. 7 miles west of Winters. 76 Comment
  UCD110790  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCD110798  Salix breweri Edward L. Smith 1967-8-10 910 Yolo Putah Creek Canyon, 7 miles west of Winters. 76 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
  CDA12893  Salix exigua G. F. Hrusa 1996-3-25 12699 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  UCD110904  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD161079  Salix exigua Craig Thomsen 2006-6-30 2623 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 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
  UCD34604  Salix exigua Beecher Crampton 1986-8-26 10051 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCD41064  Salix exigua Carol W. Witham 2003-8-8 995 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  SBBG83455  Salix gooddingii D. Neubacher 1975-5-2 14 Yolo Cache Crk area, St Hwy 16, ca. 2.3 mi N of Rumsey Comment
  UC599628  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo near Madison 12 Comment
  UCD110960  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  UCD13191  Salix gooddingii Kitty Dooley 1976-5-14 58 Yolo Yolo Co. On S side of rd 93A in irrigation canal. 2.6 mi E of rd 32. Elev. 50 ft. 15 Comment
  UCR198246  Salix gooddingii Dean Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  CAS-BOT-BC228573  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo 1/2 mile north of Capay, north edge of Cache Creek Comment
  SBBG83461  Salix laevigata C. de Leon 1975-5-4 29 Yolo Putah Crk, 2 mi E on St Hwy 128 from Monticello Dam 201 Comment
  UCD111101  Salix laevigata J. J. du Bois 1936-3-20 s.n. Yolo Davis. Comment
  UCD111141  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Creek bank near rodeo arena, University of California, Davis. 12 Comment
  UCD34617  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 b Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD34650  Salix lasiandra var. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Yolo County, Willow Slough and county road 99, 4.5 miles N.W. of Davis. Comment
  CAS-BOT-BC106976  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo ca. 5.5 miles west of Winters along Hwy. 128. Banks of Putah Creek 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
  UCD161081  Salix melanopsis Craig Thomsen 2006-6-30 2625 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCR55543  Salpichroa origanifolia Geraldine Y. Rippengale 1988-1 s.n. Yolo Just west of Yolo Airport, on Rippengale Property, between county roads 29 and 31, W side of County Road 95; around pump area Comment
  UCD162380  Salpichroa origanifolia Ernest Fix 1942-6-20 s.n. Yolo Between Davis and Woodland. Comment
  UCD162388  Salpichroa origanifolia Milton Workman 1953-6-8 77 Yolo Davis 511 G street. 14 Comment
  UCD162400  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G streets. Comment
  UCD162405  Salpichroa origanifolia Beecher Crampton 1970-4-29 s.n. Yolo Davis. Comment
  UCD161132  Salsola tragus Jean Shepard 2000-11-1 350 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  UCR118880  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo Sacramento Valley, UC-Davis campus southeast of the airport, along old Putah Creek channel. 15 Comment
  RSA388854  Sambucus mexicana Seri Rudolph 1975-5-11 14 Yolo State Highway 128, 3.3 miles southeast of Yolo/Solano county line Comment
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Jul 30 2014
  UCD81466  Sambucus mexicana M. Wiesendanger 1927-4-29 626 Yolo Capay. Comment
  UCD137195  Sambucus nigra subsp. caerulea Cay Collette 1975-5-31 21 Yolo Knight's Landing. 15' from Sacramento River. 15 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
  UCD137224  Sambucus nigra subsp. caerulea J. K. Couch 1995-5-17 9 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD137621  Sambucus nigra subsp. caerulea Kamala Crompton 1996-4-21 5 Yolo along Road 128, on cliff above Putah Creek. 100 Comment
  UCD137633  Sambucus nigra subsp. caerulea Charles Heiser; Dorothy Heiser 1946-11-9 1873 Yolo along creek near the campus, Davis. Comment
  UCD81038  Sambucus nigra subsp. caerulea Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 81 Comment
  SEINET11155872  Sanicula bipinnatifida Unknown 1967-3-17 s.n. Yolo Near Winters. 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
  UCD39770  Sapium sebiferum Beecher Crampton 1980-7-14 s.n. Yolo UC Davis Campus Faculty Club. Comment
  UCD128063  Scandix pecten-veneris Vincent Chang 1966-3-24 20 Yolo State Highway 128, 2 miles west of Winters. 39 Comment
  CHSC83200  Schoenoplectus acutus var. occidentalis Charles F. Battaglia 1998-5-17 12 Yolo Two miles north of Covell Blvd., on Pole Line Rd. at Willow Slough; just north of city of Davis. In reference to bridge crossing slough on Pole Line Rd., site is on northwest side, where terrace, 40 ft. wide, runs parallel with channel. 15 Comment
  RSA366092  Schoenoplectus fluviatilis Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  SFV8781  Scirpus acutus var. occidentalis J. Arthur 1966-5-12 59 Yolo Sacramento Valley Davis. Putah Creek. 2 miles west of University of California campus. 15 Comment
  UCD67966  Scrophularia californica Allen Gilbert 1974-4-28 29 Yolo 5 miles East of Monticello dam, on highway 128, near Putah creek. 60 Comment
  UCR106853  Scrophularia californica subsp. californica Allen Gilbert 1974-4-28 29 Yolo 5 mi east of Monticello dam, on Hwy 128, near Putah Creek 61 Comment
  UCD92557  Secale cereale Madson 1919-3-6 s.n. Yolo Davis. Comment
  UCD92571  Secale cereale Collector unknown 1925-5-9 2108 Yolo Davis. Comment
  UCD56726  Senecio vulgaris Ellen Dean; M. Bibbo 2007-3-23 3418 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
  UCD80912  Senecio vulgaris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5316 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  CAS-BOT-BC364706  Senecio vulgaris Clarence R. Quick 1971-3-22 71 -4 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  RSA562289  Senecio vulgaris D. Charlton 1990-3-3 4169 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  SEINET5737965 Image available Senna artemisioides Shirley C. Tucker 1988-1 28887 Yolo In University of California (Davis) Arboretum, Davis.; Univ. of California, Davis Comment
  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
  SEINET11268178  Sesbania punicea Barry Rice 2004-6-2 s.n. Yolo In the city of Davis.; 0 Comment
  UCD108492  Sesbania punicea Barry Rice 2004-6-2 BR 040601 Yolo Davis. Comment
  RSA0033963  Sesuvium verrucosum Ellen Dean, C. Robbins 2013-8-28 7990 Yolo Eastern edge of 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. 0 Comment
  SEINET242458 Image available Setaria Beecher Crampton 1954-9-10 sn Yolo UC Davis, agronomy experimental area Comment
  SEINET11696009  Setaria italica Unknown 1959-11-2 s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  UCD32955  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo Yolo County, 2.5 miles N.N.W. of Davis on US Hwy. 99. 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
  UCD37708  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo Yolo County, 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD92697  Setaria pumila Beecher Crampton 1953-8-27 1615 Yolo city of Davis, Davis High School. Comment
  HSC102727  Setaria pumila subsp. pumila J. P. Smith 2013-8-23 13776 Yolo Weed in a walnut orchard. 134 Comment
  SBBG26365  Setaria verticillata B. Crampton 1964-8-3 7137 Yolo Davis Comment
  UCD37705  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo Yolo County, city of Davis. Comment
  UCD92812  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo 2 miles north of Davis, bean field. Comment
  UCD116610  Sidalcea diploscypha H. A. Borthwick 1925-5-25 1819 Yolo Putah Canyon. Comment
  UCD59330  Sidalcea keckii Ellen Dean; Kate Mawdsley 2007-5-11 3754 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
  UCD73677  Sidalcea keckii Ayzik Solomeshch 2004-5-7 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
  UCD116620  Sidalcea keckii C. F. Ehlig 1951-4-22 34 Yolo 5 miles west of US 99W on Road 29. Comment
  UC917308  Silene californica H. B. Currier and C. B. Heiser Jr. 1947-4-10 1898 Yolo in canyon just off Highway 16 ca 1 mi nw Rumsey; nw of Rumsey Comment
  UCD59338  Silene gallica Ellen Dean; Kate Mawdsley 2007-5-11 3762 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
  SBBG50725  Silene gallica D. Youngberg 1968-4-15 815 Yolo County Rd 96, 1 mi N of Fairfield School Comment
  CAS-BOT-BC389006  Silene laciniata subsp. californica C. F. Baker 1903-5-8 2978 Yolo Cache Creek canon [Canyon] Comment
  SEINET13203171 Image available Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-1 20521 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UC735714  Silybum marianum Charles B. Heiser Jr. 1947-5-23 1916 Yolo Davis , campus (campus, <University of California at Davis>) Comment
  UCD160158  Silybum marianum Aaron Goodman 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. 167 Comment
  UCD73651  Sinapis Jean Shepard 2006-4-22 792 Yolo City of Davis. 3100 Loyola Dr. Grounds of Korematsu Elementary School. Comment
  CAS-BOT-BC74908  Sinapis arvensis John Thomas Howell; Gordon H. True 1974-5-3 50332 Yolo About 7 miles north of Madison. Comment
  UCD82148  Sinapis arvensis Jean Shepard 2000-3-5 62 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on south side of road. 12 Comment
  RSA562274  Sinapis arvensis D. Charlton 1990-3-3 4173 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. 15 Comment
  UCD115404  Sinapis arvensis A. S. Crafts 1932-6-6 1 Yolo Boyer Ranch, near Davis. Comment
  UCD115441  Sinapis arvensis M. Sokoloff 1924-6-1 17 Yolo Davis. Comment
  UCD20152  Sinapis arvensis J. Shepard 2002-4-18 s.n. Yolo Davis, on 5th street, growing in strip between street and sidewalk. Comment
  UCD33153  Sinapis arvensis Beecher Crampton 1967-4-11 7824 Yolo Yolo County, Davis. Comment
  UCD81035  Sisymbrium irio Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5339 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
  UCD62853  Sisymbrium officinale 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. 100 Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD115752  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UCR118983  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo Sacramento Valley, UC-Davis campus, northeast of Agronomy Warehouse 15 Comment
  UCR197989  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo Sacramento Valley, city of Davis, University of California campus, north side of Agronomy seed warehouse 16 Comment
  SEINET7262406 Image available Solanum elaeagnifolium M. Nee 1988-8-14 36781 Yolo University of California Davis campus Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  SEINET10780157  Solanum melongena Stephanie Frischie 2000-9-30 Frischie 99 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10923182  Solanum melongena Stephanie Frischie 2000-10-7 Frischie 121 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD18447  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County Comment
  UCD126984  Solanum parishii M. Phillips 1929-4-30 1973 Yolo Putah Canyon. Comment
  UCD59316  Solanum parishii Ellen Dean; Kate Mawdsley 2007-5-11 3740 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  SBBG50879  Solanum parishii M. N. Artist 1965-5-2 11 Yolo Putah Crk Rd, 1.5 mi E of its jct with Pleasants Valley Rd Comment
  UCD149362  Solanum rostratum N. Sevier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  CDA6224  Solanum sarrachoides G. M. Cole 1930-5-26 Yolo Holland Land District, Clarksburg. 0 Comment
  SEINET10780200  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 147 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  UC917282  Solanum umbelliferum J. D. Skoss 1948-6-6 28 Yolo 2 mi below Yolo-Napa County line (s slope of Putah Canyon); Putah Canyon Comment
  UCD149349  Solanum umbelliferum Yolo County 4H Club 1932-10-6 s.n. Yolo Yolo County. 15 Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD94988  Solanum xanti Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Three fourths of the way up Bray Canyon. East side of Bray creek. 135 Comment
  UCR244760  Solanum xanti Alexis Fuller, Ellen Dean, Clare Loughran 2011-5-8 07 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Three fourths of the way up Bray Canyon; east side of Bray Creek. 135 Comment
  UCD33425  Soliva sessilis Beecher Crampton 1968-3-13 8228 Yolo Yolo County, Vaca Mtns. Putah Creek, just below Monticello Dam. Comment
  UCD136128  Sonchus asper subsp. asper A. S. Crafts 1926-7-8 425 Yolo University Farm Campus, Davis. Comment
  UCD146250  Sonchus asper subsp. asper Daniel S. Park; K. Yeo 2010-4-16 19 Yolo Davis, 2nd St. roadside. 14 Comment
  UCD160543  Sonchus asper subsp. asper Ellen Dean; Craig Thomsen 2015-3-21 8597 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
  UCD73712  Sonchus oleraceus Ayzik Solomeshch 2004-5-13 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD136177  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD35513  Sonchus oleraceus Beecher Crampton 1957-7-16 4354 Yolo University of California, Davis Campus. In field north of Hunt Hall. 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
  UCD92787  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  UCD36092  Sorghum bicolor subsp. drummondii Beecher Crampton 1952-10-12 860 Yolo 8 miles W of city of Davis, on Winters Road. Comment
  CAS-BOT-BC236564  Sorghum halepense Beecher Crampton 1989-9-17 10230 Yolo Villanova Drive, Davis Comment
  CDA13139  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  HSC102728  Sorghum halepense J. P. Smith 2013-8-23 13777 Yolo Weed in a walnut orchard. 134 Comment
  UCD92765  Sorghum halepense R. Tofsrud 1947-5-8 s.n. Yolo Near Esparto. 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
  UCD99159  Spergula arvensis K. Esau 1932-4-22 s.n. Yolo Davis; in agronomy plots. 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
  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
  UCD99201  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Ochard Park greenhouse complex (Range 3), UC campus, Davis. Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  UCR148114  Spergularia macrotheca var. leucantha Beecher Crampton 1982-4-10 9912 Yolo 3.5 mi SE of Woodland 17 Comment
  CAS-BOT-BC390753  Spergularia marina Doris K. Kildale 1928-5-8 5033 Yolo 12 miles north of Dixon Comment
  HSC4267  Spergularia salina C. B. Wolf 1928-5-8 2140 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA734204  Sphaeralcea Keith E. Hoffmaster 1939-4-26 943 Yolo Putah Canyon. Comment
  SEINET12723377 Image available Sphaeralcea ambigua R. H. Miller 1949-1 31 Yolo University of California arboretum, Davis 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
  UCD93148  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  UCD93149  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  SEINET9291138  Stachys ajugoides Unknown 1932-5-22 Yolo Near Woodland. Comment
  UCD73098  Stachys stricta Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4891 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD19506  Stellaria media Terry Reedy 1974-4-10 112 Yolo Davis; between end of 5th Street and east edge of town. 21 Comment
  UCD99391  Stellaria media Morris Halperin 1931-3-7 s.n. Yolo Davis; near Agronomy Greenhouse. 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
  UCR119037  Stipa cernua Beecher Crampton 1958-4-21 4705 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  UCR119041  Stipa pulchra Beecher Crampton 1961-4-17 5857 Yolo Sacramento Valley, 3 miles northeast of city of Davis. City dump and rifle range. 15 Comment
  CDA9260  Stipa tenuissima G. F. Hrusa 2013-10-1 18525 Yolo Sacramento Valley; Landscape planting in front of Small Animal Clinic at UC Davis Vet. Med. Teaching Hospital. 0 Comment
  RSA0121907  Streptanthus glandulosus subsp. glandulosus Keith E. Hoffmaster 1941-3-26 1029 Yolo Putah can. Comment
  SEINET893279  Styrax officinalis var. californicus R. H. Miller 1949-1 42 Yolo University of California arboretum, Davis Comment
  UCD33818  Suaeda nigra Beecher Crampton 1973-6-22 8964 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD34257  Suaeda nigra Beecher Crampton 1978-6-27 9613 A Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD81569  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 830 Yolo West of Davis. Comment
  UC1051439  Symphyotrichum subulatum Herbert L. Mason 1955-8-12 14646 Yolo between Winters and Madison Comment
  UCD136694  Symphyotrichum subulatum Daryl Koutnik 1978-10-15 s.n. Yolo city of Davis at the northwest corner of Blackburn Drive and Tulip Lane. 15 Comment
  CDA16254  Symphyotrichum subulatum var. parviflorum G. F. Hrusa 1997-10-13 14121 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). 0 Comment
  UCD21305  Taeniatherum caput-medusae J. Shepard 2000-5-13 246 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.2 mi, then north across fence into park. 12 Comment
  CDA5070  Tamarix parviflora G. D. Barbe 1987-4-3 4266 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  SEINET10862916  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 82 Yolo Road 57, Cache Creek, Guinda. 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
  UCD41068  Tamarix parviflora Carol W. Witham 2003-8-8 999 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD136734  Taraxacum officinale Beecher Crampton 1960-9-21 5782 Yolo Davis. Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  CAS-BOT-BC202042  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles northeast of Davis (Along County Road 102) Comment
  SEINET237213 Image available Thinopyrum ponticum B. Crampton 1955-1 2981 Yolo Adjacent to old rice fields Co Rd 102 2 mi NE of Davis Comment
  UC765050  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon 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
  UCD160028  Torilis arvensis J. Shepard 2015-4-12 894 Yolo City of Davis. East Davis, intersection of Monarch and Temple, NW corner. 10 Comment
  UCD128181  Torilis nodosa Marvin Nies 1951-4-30 52 Yolo 5 miles northeast of Davis. Comment
  UCD20535  Torreya californica A. T. Leiser and Ledyard Stebbins 1983-11-5 s.n. Yolo Ray House Rd., Leviathian Mine, N-NE facing slopes, chaparral. Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  CAS-BOT-BC173007  Toxicodendron diversilobum Charles B. Heiser, Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis Comment
  SFV2132  Toxicodendron diversilobum G. W. Sanderson 1960-4-13 214 Yolo Cache Creek Basin, State Highway 16, about 5 miles north of Rumsey. Growing in shade of trees along stream bank. Comment
  UCD116975  Toxicodendron diversilobum H. H. Dickinson 1950-4-7 24 Yolo Putah Canyon. Comment
  UCD116992  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon. Comment
  UCD37534  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD139980  Tradescantia fluminensis Shogo Yamaguchi 1955-6-12 s.n. Yolo Aggie Villa, 1st Street. Comment
  JEPS63120  Trichostema lanceolatum Willis L. Jepson 1892-7-27 14881 Yolo W of Winters Comment
  UCD125853  Trichostema lanceolatum M. Phillips 1929-10-1 2072 Yolo Putah Canyon. Comment
  UC1999786  Trichostema lanceolatum H. E. M. Dobson 1977-10-15 279 Yolo 3 miles west of Winters Comment
  RSA699710  Trifolium Keith E. Hoffmaster 1946-4-13 1203 Yolo Putah Canyon. Comment
  RSA699715  Trifolium Keith E. Hoffmaster 1940-4-28 968 Yolo Davis, 2 mi. north. Comment
  RSA0054808  Trifolium Keith E. Hoffmaster 1941-3-26 1031 Yolo Putah can. Comment
  UCD33173  Trifolium albopurpureum Beecher Crampton 1967-5-3 7854 Yolo 2 miles west of Winters. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  UCD107580  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UCD34400  Trifolium albopurpureum Beecher Crampton 1982-3-22 9822 Yolo 5 miles W of Winters. Comment
  UCR118890  Trifolium albopurpureum var. olivaceum Beecher Crampton 1953-4-9 1062 Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCD41003  Trifolium barbigerum Carol W. Witham 2003-4-11 933 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73254  Trifolium bifidum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4833 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD146735  Trifolium bifidum var. bifidum Carol W. Witham 2003-4-9 914 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD62832  Trifolium bifidum var. bifidum Elaine Chow; 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
  UCR226143  Trifolium bifidum var. bifidum Elaine Chow, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  CDA36928  Trifolium ciliolatum 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
  UCD38435  Trifolium ciliolatum Beecher Crampton 1955-4-14 2490 Yolo 2 miles northwest of Dunnigan. Comment
  UCD58036  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3575 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
  UCD58046  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3586 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
  UCD62837  Trifolium ciliolatum Michael J. Bower; 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
  UCD21269  Trifolium depauperatum J. Shepard 2000-4-30 158 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD41303  Trifolium depauperatum Ellen Dean; Jean Shepard 2003-5-18 1806 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD82189  Trifolium depauperatum J. Shepard 2004-3-21 636 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 30 yds. 12 Comment
  UCD38308  Trifolium depauperatum var. depauperatum Beecher Crampton 1954-4-8 1757 Yolo 2 miles NE of Davis. Comment
  SBBG29024  Trifolium depauperatum var. truncatum B. Crampton 1966-4-28 7681 Yolo 1 mi SW Saxon Station Comment
  UCD84341  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD96997  Trifolium depauperatum var. truncatum Christopher Michael Bronny 2011-4-25 32 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD108538  Trifolium depauperatum var. truncatum Fleur Ng'weno 1989-5-1 DQ 25 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD108541  Trifolium depauperatum var. truncatum E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD146737  Trifolium dubium Carol W. Witham 2003-4-26 966 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR197974  Trifolium fragiferum Beecher Crampton 1953-8-20 1598 Yolo Sacramento Valley, UC Davis campus 16 Comment
  UCD108893  Trifolium fragiferum Beecher Crampton 1962-7-10 s.n. Yolo UC Davis, Agronomy Experimental Areas, Forage Crops Teaching Nursery. Comment
  UCD38427  Trifolium fucatum Beecher Crampton 1955-4-14 2485 Yolo 2 miles south of Zamora. Comment
  UCR220400  Trifolium fucatum Jean V. Shepard 2001-3-23 413 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), 0.5 mi east along County Road 36, southeast corner of the Park 12 Comment
  UCD109036  Trifolium fucatum E. H. Stanford 1940-4-28 s.n. Yolo North of Davis. 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
  SEINET9361354  Trifolium gracilentum Unknown 1966-4-11 7639 Yolo Woodland, railroad station. Along railroad. Comment
  UCD109762  Trifolium gracilentum M. J. Wright 1948-3-30 s.n. Yolo UC Davis Campus. Comment
  UCD21374  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-23 414 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Growing in the southeast corner of park. 12 Comment
  UCD146738  Trifolium hirtum Carol W. Witham 2003-4-11 951 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  OBI54921  Trifolium hirtum Kathleen Faustini 1980-4-21 13 Yolo E6 & Rd 32 Comment
  UCD111218  Trifolium hybridum Collector unknown 1925-5-9 1737 Yolo Davis. Comment
  UC638707  Trifolium microcephalum Ethel Crum 1938-5-7 1992 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCD59322  Trifolium microcephalum Ellen Dean; Kate Mawdsley 2007-5-11 3746 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
  UCR119079  Trifolium microcephalum Beecher Crampton 1966-4-20 7660 Yolo Sacramento Valley, 2 miles west of Winters. 30 Comment
  UCD33046  Trifolium microcephalum Beecher Crampton 1966-4-11 7640 Yolo Yolo County, 2 miles north of Rumsey, foothill flat above Cache Creek. Comment
  UCD35935  Trifolium microcephalum Beecher Crampton 1953-4-9 1065 Yolo Putah Canyon, 5 miles west of Winters. Comment
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD39899  Trifolium pilulare Beecher Crampton 1978-4-17 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row B-11. Comment
  CDA28028  Trifolium resupinatum D. G. Kelch 2007-4-4 7 .112 Yolo Davis; Portage Bay East near Russell Blvd. Comment
  CDA37065  Trifolium variegatum var. major CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CDA36925  Trifolium variegatum var. variegatum CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CHSC79319  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo 1/4 mile south of Saxon Station. Comment
  UC630891  Trifolium willdenovii P. B. Kennedy 1915-4-26 Yolo Davis Comment
  UCD109902  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCD146741  Trifolium willdenovii Carol W. Witham 2003-4-7 888 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD164486  Trifolium willdenovii J. A. Johnston 1995-5-7 9 Yolo Near Stebbins Cold Canyon on Hwy 128. Found in disturbed sites. 500 Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD80970  Trifolium willdenovii Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5353 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
  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
  OBI54935  Trifolium willdenovii Kathleen Faustini 1980-4-21 9 Yolo Rte E6 and Rd 32 Comment
  RSA634968  Trifolium willdenovii Michael A. Vincent, Ethan H. Freid, Karl Vincent 1998-4-7 8151 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD18424  Trifolium willdenovii Gabor Bethlenfalvay 1973-4-23 2 Yolo city of Davis, Covell Blvd. and Anderson Rd. 15 Comment
  UCD19493  Trifolium willdenovii Terry Reedy 1974-5-5 199 Yolo city of Davis, 5th street and Pole Line Road., northeast corner. 21 Comment
  UCD33071  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD33625  Trifolium willdenovii Beecher Crampton 1971-4-21 8676 Yolo Yolo County, 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  UCD33694  Trifolium willdenovii Beecher Crampton 1972-4-3 8781 Yolo Yolo County, 1/4 mile south of Saxon Station at intersection of County roads 106 and 38. Comment
  UCD34397  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Yolo County, 2 miles west of Winters on road 87. Comment
  UCD34973  Trifolium willdenovii Beecher Crampton 1996-4-22 10331 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
  UCD35894  Trifolium willdenovii Beecher Crampton 1966-4-6 7638 Yolo 2 miles west of Winters. Comment
  UCD146940  Triphysaria eriantha subsp. eriantha Carol W. Witham 2003-4-7 874 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA36929  Triteleia hyacinthina 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
  UCD139317  Triteleia hyacinthina M. I. Wibawa 1996-4-13 5 Yolo on the corner of Tubbs Road and Sweeney Road. 17 Comment
  UCD139383  Triteleia laxa P. Thompson 1996-4-14 5 Yolo Davis, south side of town, path parallel to meters. 17 Comment
  SEINET8551353 Image available Triteleia laxa Susan Danford 1964-4-10 9 Yolo Road 86, near junction with State Highway 128, Putah Creek Canyon Comment
  UCD14270  Triteleia laxa Penny Cumming 1973-4-10 31 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon to the right of Monticello dam, 1/4 mile from Highway 128. Comment
  UCD14279  Triteleia laxa Ed Taub 1974-4-6 1 Yolo Yolo County; in a field off of Highway 128, 2.5 miles west of Winters; 45 Comment
  UCD39829  Triticum aestivum Beecher Crampton 1956-12-3 s.n. Yolo Agronomy Experimental Area, UC- Davis Campus. Comment
  UCD93323  Triticum aestivum Beecher Crampton 1961-6-1 5891 Yolo 3 miles S of Woodland. Comment
  UCR237592  Triticum aestivum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18612 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
  UCD93308  Triticum turgidum Beecher Crampton 1961-6-1 5889 Yolo 3 miles S of Woodland. Comment
  UCD78246  Tropidocarpum gracile J. Shepard 2002-3-16 502 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 0.2 mile along unpaved entrance road. About 10 yd. north of road. 12 Comment
  UCD20588  Typha angustifolia E. Dean; with M. Bibbo 2002-7-5 1131 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
  UCD169965  Typha angustifolia Bonnie Hagstrom 1984-5-25 26 Yolo 4.6 miles east of Winters on Road 32, on the north side of the road. Comment
  SBBG34481  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  UCD72436  Typha domingensis<